/*************************************************************************/
/*  property_editor.cpp                                                  */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/
#include "property_editor.h"

#include "scene/gui/label.h"
#include "io/resource_loader.h"
#include "io/image_loader.h"
#include "class_db.h"
#include "print_string.h"
#include "globals.h"
#include "scene/resources/font.h"
#include "pair.h"
#include "scene/scene_string_names.h"
#include "editor_settings.h"
#include "editor_export.h"
#include "editor_node.h"
#include "multi_node_edit.h"
#include "array_property_edit.h"
#include "editor_help.h"
#include "scene/resources/packed_scene.h"
#include "scene/main/viewport.h"
#include "editor_file_system.h"
#include "create_dialog.h"
#include "property_selector.h"
#include "globals.h"

void CustomPropertyEditor::_notification(int p_what) {


	if (p_what==NOTIFICATION_DRAW) {

		RID ci = get_canvas_item();
		get_stylebox("panel","PopupMenu")->draw(ci,Rect2(Point2(),get_size()));
		/*
		if (v.get_type()==Variant::COLOR) {

			VisualServer::get_singleton()->canvas_item_add_rect(ci, Rect2( 10,10,60, get_size().height-20 ), v );
		}*/
	}
}


void CustomPropertyEditor::_menu_option(int p_which) {


	switch(type) {

		case Variant::INT: {

			if (hint==PROPERTY_HINT_FLAGS) {

				int val = v;

				if (val&(1<<p_which)) {

					val&=~(1<<p_which);
				} else {
					val|=(1<<p_which);
				}

				v=val;
				emit_signal("variant_changed");
			} else if (hint==PROPERTY_HINT_ENUM) {

				v=p_which;
				emit_signal("variant_changed");

			}
		} break;
		case Variant::STRING: {

			if (hint==PROPERTY_HINT_ENUM) {

				v=hint_text.get_slice(",",p_which);
				emit_signal("variant_changed");

			}
		} break;
		case Variant::OBJECT: {

			switch(p_which) {
				case OBJ_MENU_LOAD: {

					file->set_mode(EditorFileDialog::MODE_OPEN_FILE);
					String type=(hint==PROPERTY_HINT_RESOURCE_TYPE)?hint_text:String();

					List<String> extensions;
					for (int i=0;i<type.get_slice_count(",");i++) {

						ResourceLoader::get_recognized_extensions_for_type(type.get_slice(",",i),&extensions);
					}

					Set<String> valid_extensions;
					for (List<String>::Element *E=extensions.front();E;E=E->next()) {
						print_line("found: "+E->get());
						valid_extensions.insert(E->get());
					}

					file->clear_filters();
					for (Set<String>::Element *E=valid_extensions.front();E;E=E->next()) {

						file->add_filter("*."+E->get()+" ; "+E->get().to_upper() );

					}

					file->popup_centered_ratio();
				} break;

				case OBJ_MENU_EDIT: {

					RefPtr RefPtr=v;

					if (!RefPtr.is_null()) {

						emit_signal("resource_edit_request");
						hide();
					}
				} break;
				case OBJ_MENU_CLEAR: {


					v=Variant();
					emit_signal("variant_changed");
					hide();
				} break;

				case OBJ_MENU_MAKE_UNIQUE: {


					RefPtr RefPtr=v;
					Ref<Resource> res_orig = RefPtr;
					if (res_orig.is_null())
						return;

					List<PropertyInfo> property_list;
					res_orig->get_property_list(&property_list);
					List< Pair<String,Variant> > propvalues;

					for(List<PropertyInfo>::Element *E=property_list.front();E;E=E->next()) {

						Pair<String,Variant> p;
						PropertyInfo &pi = E->get();
						if (pi.usage&PROPERTY_USAGE_STORAGE) {

							p.first=pi.name;
							p.second=res_orig->get(pi.name);
						}

						propvalues.push_back(p);
					}

					String orig_type = res_orig->get_class();

					Object *inst = ClassDB::instance( orig_type );

					Ref<Resource> res = Ref<Resource>( inst->cast_to<Resource>() );

					ERR_FAIL_COND(res.is_null());

					for(List< Pair<String,Variant> >::Element *E=propvalues.front();E;E=E->next()) {

						Pair<String,Variant> &p=E->get();
						res->set(p.first,p.second);
					}

					v=res.get_ref_ptr();
					emit_signal("variant_changed");
					hide();
				} break;

				case OBJ_MENU_COPY: {

					EditorSettings::get_singleton()->set_resource_clipboard(v);

				} break;
				case OBJ_MENU_PASTE: {

					v=EditorSettings::get_singleton()->get_resource_clipboard();
					emit_signal("variant_changed");

				} break;
				case OBJ_MENU_REIMPORT: {

					RES r=v;
/*					if (r.is_valid() && r->get_import_metadata().is_valid()) {
						Ref<ResourceImportMetadata> rimd = r->get_import_metadata();
						Ref<EditorImportPlugin> eip = EditorImportExport::get_singleton()->get_import_plugin_by_name(rimd->get_editor());
						if (eip.is_valid()) {
							eip->import_dialog(r->get_path());
						}
					}*/
				} break;
				case OBJ_MENU_NEW_SCRIPT: {

					if (owner->cast_to<Node>())
						EditorNode::get_singleton()->get_scene_tree_dock()->open_script_dialog(owner->cast_to<Node>());

				} break;
				default: {


					ERR_FAIL_COND( inheritors_array.empty() );




					String intype=inheritors_array[p_which-TYPE_BASE_ID];

					if (intype=="ViewportTexture") {

						scene_tree->set_title(TTR("Pick a Viewport"));
						scene_tree->popup_centered_ratio();
						picking_viewport=true;
						return;

					}

					Object *obj = ClassDB::instance(intype);
					ERR_BREAK( !obj );
					Resource *res=obj->cast_to<Resource>();
					ERR_BREAK( !res );
					if (owner && hint==PROPERTY_HINT_RESOURCE_TYPE && hint_text=="Script") {
						//make visual script the right type
						res->call("set_instance_base_type",owner->get_class());
					}

					v=Ref<Resource>(res).get_ref_ptr();
					emit_signal("variant_changed");

				} break;
			}


		} break;
		default:{}
	}


}

void CustomPropertyEditor::hide_menu() {
	menu->hide();
}

Variant CustomPropertyEditor::get_variant() const {

	return v;
}
String CustomPropertyEditor::get_name() const {

	return name;
}

bool CustomPropertyEditor::edit(Object* p_owner,const String& p_name,Variant::Type p_type, const Variant& p_variant,int p_hint,String p_hint_text) {

	owner=p_owner;
	updating=true;
	name=p_name;
	v=p_variant;
	hint=p_hint;
	hint_text=p_hint_text;
	type_button->hide();
	if (color_picker)
		color_picker->hide();
	texture_preview->hide();
	inheritors_array.clear();
	text_edit->hide();
	easing_draw->hide();
	spinbox->hide();
	slider->hide();

	for (int i=0;i<MAX_VALUE_EDITORS;i++) {

		value_editor[i]->hide();
		value_label[i]->hide();
		if (i<4)
			scroll[i]->hide();
	}

	for (int i=0;i<MAX_ACTION_BUTTONS;i++) {

		action_buttons[i]->hide();
	}

	checks20gc->hide();
	for(int i=0;i<20;i++)
		checks20[i]->hide();

	type = (p_variant.get_type()!=Variant::NIL && p_variant.get_type()!=Variant::_RID && p_type!=Variant::OBJECT)? p_variant.get_type() : p_type;


	switch(type) {

		case Variant::BOOL: {

			checks20gc->show();

			CheckBox *c=checks20[0];
			c->set_text("True");
			checks20gc->set_pos(Vector2(4,4));
			c->set_pressed(v);
			c->show();

			checks20gc->set_size(checks20gc->get_minimum_size());
			set_size(checks20gc->get_pos()+checks20gc->get_size()+Vector2(4,4)*EDSCALE);

		} break;
		case Variant::INT:
		case Variant::REAL: {

			if (hint==PROPERTY_HINT_RANGE) {

				int c = hint_text.get_slice_count(",");
				float min=0,max=100,step=1;
				if (c>=1) {

					if (!hint_text.get_slice(",",0).empty())
						min=hint_text.get_slice(",",0).to_double();
				}
				if (c>=2) {

					if (!hint_text.get_slice(",",1).empty())
						max=hint_text.get_slice(",",1).to_double();
				}

				if (c>=3) {

					if (!hint_text.get_slice(",",2).empty())
						step= hint_text.get_slice(",",2).to_double();
				}

				if (c>=4 && hint_text.get_slice(",",3)=="slider") {
					slider->set_min(min);
					slider->set_max(max);
					slider->set_step(step);
					slider->set_value(v);
					slider->show();
					set_size(Size2(110,30)*EDSCALE);
				} else {
					spinbox->set_min(min);
					spinbox->set_max(max);
					spinbox->set_step(step);
					spinbox->set_value(v);
					spinbox->show();
					set_size(Size2(70,35)*EDSCALE);
				}

			} else if (hint==PROPERTY_HINT_ENUM) {

				menu->clear();
				Vector<String> options = hint_text.split(",");
				for(int i=0;i<options.size();i++) {
					menu->add_item(options[i],i);
				}
				menu->set_pos(get_pos());
				menu->popup();
				hide();
				updating=false;
				return false;


			} else if (hint==PROPERTY_HINT_LAYERS_2D_PHYSICS || hint==PROPERTY_HINT_LAYERS_2D_RENDER || hint==PROPERTY_HINT_LAYERS_3D_PHYSICS || hint==PROPERTY_HINT_LAYERS_3D_RENDER) {


				String title;
				String basename;
				switch (hint) {
					case PROPERTY_HINT_LAYERS_2D_RENDER: basename="layer_names/2d_render"; title="2D Render Layers"; break;
					case PROPERTY_HINT_LAYERS_2D_PHYSICS: basename="layer_names/2d_physics"; title="2D Physics Layers"; break;
					case PROPERTY_HINT_LAYERS_3D_RENDER: basename="layer_names/3d_render"; title="3D Render Layers"; break;
					case PROPERTY_HINT_LAYERS_3D_PHYSICS: basename="layer_names/3d_physics";title="3D Physics Layers";  break;
				}

				checks20gc->show();
				uint32_t flgs = v;
				for(int i=0;i<2;i++) {

					Point2 ofs(4,4);
					ofs.y+=22*i;
					for(int j=0;j<10;j++) {

						int idx = i*10+j;
						CheckBox *c=checks20[idx];
						c->set_text(GlobalConfig::get_singleton()->get(basename+"/layer_"+itos(idx+1)));
						c->set_pressed( flgs & (1<<(i*10+j)) );
						c->show();
					}


				}

				show();

				value_label[0]->set_text(title);
				value_label[0]->show();
				value_label[0]->set_pos(Vector2(4,4)*EDSCALE);

				checks20gc->set_pos(Vector2(4,4)*EDSCALE+Vector2(0,value_label[0]->get_size().height+4*EDSCALE));
				checks20gc->set_size(checks20gc->get_minimum_size());

				set_size(Vector2(4,4)*EDSCALE+checks20gc->get_pos()+checks20gc->get_size());


			} else if (hint==PROPERTY_HINT_EXP_EASING) {

				easing_draw->set_anchor_and_margin(MARGIN_LEFT,ANCHOR_BEGIN,5);
				easing_draw->set_anchor_and_margin(MARGIN_RIGHT,ANCHOR_END,5);
				easing_draw->set_anchor_and_margin(MARGIN_TOP,ANCHOR_BEGIN,5);
				easing_draw->set_anchor_and_margin(MARGIN_BOTTOM,ANCHOR_END,30);
				type_button->set_anchor_and_margin(MARGIN_LEFT,ANCHOR_BEGIN,3);
				type_button->set_anchor_and_margin(MARGIN_RIGHT,ANCHOR_END,3);
				type_button->set_anchor_and_margin(MARGIN_TOP,ANCHOR_END,25);
				type_button->set_anchor_and_margin(MARGIN_BOTTOM,ANCHOR_END,7);
				type_button->set_text(TTR("Preset.."));
				type_button->get_popup()->clear();
				type_button->get_popup()->add_item(TTR("Linear"),EASING_LINEAR);
				type_button->get_popup()->add_item(TTR("Ease In"),EASING_EASE_IN);
				type_button->get_popup()->add_item(TTR("Ease Out"),EASING_EASE_OUT);
				if (hint_text!="attenuation") {
					type_button->get_popup()->add_item(TTR("Zero"),EASING_ZERO);
					type_button->get_popup()->add_item(TTR("Easing In-Out"),EASING_IN_OUT);
					type_button->get_popup()->add_item(TTR("Easing Out-In"),EASING_OUT_IN);
				}

				type_button->show();
				easing_draw->show();
				set_size(Size2(200,150)*EDSCALE);
			} else if (hint==PROPERTY_HINT_FLAGS) {
				menu->clear();
				Vector<String> flags = hint_text.split(",");
				for(int i=0;i<flags.size();i++) {
					String flag = flags[i];
					if (flag=="")
						continue;
					menu->add_check_item(flag,i);
					int f = v;
					if (f&(1<<i))
						menu->set_item_checked(menu->get_item_index(i),true);
				}
				menu->set_pos(get_pos());
				menu->popup();
				hide();
				updating=false;
				return false;

			} else {
				List<String> names;
				names.push_back("value:");
				config_value_editors(1,1,50,names);
				value_editor[0]->set_text( String::num(v) );
			}

		} break;
		case Variant::STRING: {

			if (hint==PROPERTY_HINT_FILE || hint==PROPERTY_HINT_GLOBAL_FILE) {

				List<String> names;
				names.push_back(TTR("File.."));
				names.push_back(TTR("Clear"));
				config_action_buttons(names);

			} else if (hint==PROPERTY_HINT_DIR || hint==PROPERTY_HINT_GLOBAL_DIR) {

				List<String> names;
				names.push_back(TTR("Dir.."));
				names.push_back(TTR("Clear"));
				config_action_buttons(names);
			} else if (hint==PROPERTY_HINT_ENUM) {

				menu->clear();
				Vector<String> options = hint_text.split(",");
				for(int i=0;i<options.size();i++) {
					menu->add_item(options[i],i);
				}
				menu->set_pos(get_pos());
				menu->popup();
				hide();
				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_MULTILINE_TEXT) {

				text_edit->show();
				text_edit->set_text(v);

				//action_buttons[0];

				int button_margin = get_constant("button_margin","Dialogs");
				int margin = get_constant("margin","Dialogs");

				action_buttons[0]->set_anchor( MARGIN_LEFT, ANCHOR_END );
				action_buttons[0]->set_anchor( MARGIN_TOP, ANCHOR_END );
				action_buttons[0]->set_anchor( MARGIN_RIGHT, ANCHOR_END );
				action_buttons[0]->set_anchor( MARGIN_BOTTOM, ANCHOR_END );
				action_buttons[0]->set_begin( Point2( 70, button_margin-5 ) );
				action_buttons[0]->set_end( Point2( margin, margin ) );
				action_buttons[0]->set_text(TTR("Close"));
				action_buttons[0]->show();

			} else if (hint==PROPERTY_HINT_TYPE_STRING) {


				if (!create_dialog) {
					create_dialog = memnew( CreateDialog );
					create_dialog->connect("create",this,"_create_dialog_callback");
					add_child(create_dialog);
				}

				if (hint_text!=String()) {
					create_dialog->set_base_type(hint_text);
				} else {
					create_dialog->set_base_type("Object");
				}

				create_dialog->popup(false);
				hide();
				updating=false;
				return false;


			} else if (hint==PROPERTY_HINT_METHOD_OF_VARIANT_TYPE) {
#define MAKE_PROPSELECT if (!property_select) { property_select = memnew(PropertySelector); property_select->connect("selected",this,"_create_selected_property"); add_child(property_select); } hide();

				MAKE_PROPSELECT;

				Variant::Type type=Variant::NIL;
				for(int i=0;i<Variant::VARIANT_MAX;i++) {
					if (hint_text==Variant::get_type_name(Variant::Type(i))) {
						type=Variant::Type(i);
					}
				}
				if (type)
					property_select->select_method_from_basic_type(type,v);
				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_METHOD_OF_BASE_TYPE) {
				MAKE_PROPSELECT

				property_select->select_method_from_base_type(hint_text,v);

				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_METHOD_OF_INSTANCE) {

				MAKE_PROPSELECT

				Object *instance = ObjectDB::get_instance(hint_text.to_int64());
				if (instance)
					property_select->select_method_from_instance(instance,v);
				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_METHOD_OF_SCRIPT) {
				MAKE_PROPSELECT

				Object *obj = ObjectDB::get_instance(hint_text.to_int64());
				if (obj && obj->cast_to<Script>()) {
					property_select->select_method_from_script(obj->cast_to<Script>(),v);
				}

				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_PROPERTY_OF_VARIANT_TYPE) {

				MAKE_PROPSELECT
				Variant::Type type=Variant::NIL;
				String tname=hint_text;
				if (tname.find(".")!=-1)
					tname=tname.get_slice(".",0);
				for(int i=0;i<Variant::VARIANT_MAX;i++) {
					if (tname==Variant::get_type_name(Variant::Type(i))) {
						type=Variant::Type(Variant::Type(i));
					}
				}
				InputEvent::Type iet = InputEvent::NONE;
				if (hint_text.find(".")!=-1) {
					iet=InputEvent::Type(int(hint_text.get_slice(".",1).to_int()));
				}
				if (type)
					property_select->select_property_from_basic_type(type,iet,v);

				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_PROPERTY_OF_BASE_TYPE) {

				MAKE_PROPSELECT

				property_select->select_property_from_base_type(hint_text,v);

				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_PROPERTY_OF_INSTANCE) {

				Object *instance = ObjectDB::get_instance(hint_text.to_int64());
				if (instance)
					property_select->select_property_from_instance(instance,v);

				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_PROPERTY_OF_SCRIPT) {
				MAKE_PROPSELECT

				Object *obj = ObjectDB::get_instance(hint_text.to_int64());
				if (obj && obj->cast_to<Script>()) {
					property_select->select_property_from_script(obj->cast_to<Script>(),v);
				}

				updating=false;
				return false;

			} else if (hint==PROPERTY_HINT_TYPE_STRING) {
				if (!create_dialog) {
					create_dialog = memnew( CreateDialog );
					create_dialog->connect("create",this,"_create_dialog_callback");
					add_child(create_dialog);
				}

			} else {
				List<String> names;
				names.push_back("string:");
				config_value_editors(1,1,50,names);
				value_editor[0]->set_text( v );
			}

		} break;
		case Variant::VECTOR2: {

			List<String> names;
			names.push_back("x");
			names.push_back("y");
			config_value_editors(2,2,10,names);
			Vector2 vec=v;
			value_editor[0]->set_text( String::num( vec.x) );
			value_editor[1]->set_text( String::num( vec.y) );
		} break;
		case Variant::RECT2: {

			List<String> names;
			names.push_back("x");
			names.push_back("y");
			names.push_back("w");
			names.push_back("h");
			config_value_editors(4,4,10,names);
			Rect2 r=v;
			value_editor[0]->set_text( String::num( r.pos.x) );
			value_editor[1]->set_text( String::num( r.pos.y) );
			value_editor[2]->set_text( String::num( r.size.x) );
			value_editor[3]->set_text( String::num( r.size.y) );
		} break;
		case Variant::VECTOR3: {

			List<String> names;
			names.push_back("x");
			names.push_back("y");
			names.push_back("z");
			config_value_editors(3,3,10,names);
			Vector3 vec=v;
			value_editor[0]->set_text( String::num( vec.x) );
			value_editor[1]->set_text( String::num( vec.y) );
			value_editor[2]->set_text( String::num( vec.z) );
		} break;
		case Variant::PLANE: {

			List<String> names;
			names.push_back("x");
			names.push_back("y");
			names.push_back("z");
			names.push_back("d");
			config_value_editors(4,4,10,names);
			Plane plane=v;
			value_editor[0]->set_text( String::num( plane.normal.x ) );
			value_editor[1]->set_text( String::num( plane.normal.y ) );
			value_editor[2]->set_text( String::num( plane.normal.z ) );
			value_editor[3]->set_text( String::num( plane.d ) );

		} break;
		case Variant::QUAT: {

			List<String> names;
			names.push_back("x");
			names.push_back("y");
			names.push_back("z");
			names.push_back("w");
			config_value_editors(4,4,10,names);
			Quat q=v;
			value_editor[0]->set_text( String::num( q.x ) );
			value_editor[1]->set_text( String::num( q.y ) );
			value_editor[2]->set_text( String::num( q.z ) );
			value_editor[3]->set_text( String::num( q.w ) );

		} break;
		case Variant::RECT3: {

			List<String> names;
			names.push_back("px");
			names.push_back("py");
			names.push_back("pz");
			names.push_back("sx");
			names.push_back("sy");
			names.push_back("sz");
			config_value_editors(6,3,16,names);

			Rect3 aabb=v;
			value_editor[0]->set_text( String::num( aabb.pos.x ) );
			value_editor[1]->set_text( String::num( aabb.pos.y ) );
			value_editor[2]->set_text( String::num( aabb.pos.z ) );
			value_editor[3]->set_text( String::num( aabb.size.x ) );
			value_editor[4]->set_text( String::num( aabb.size.y ) );
			value_editor[5]->set_text( String::num( aabb.size.z ) );

		} break;
		case Variant::TRANSFORM2D: {

			List<String> names;
			names.push_back("xx");
			names.push_back("xy");
			names.push_back("yx");
			names.push_back("yy");
			names.push_back("ox");
			names.push_back("oy");
			config_value_editors(6,2,16,names);

			Transform2D basis=v;
			for(int i=0;i<6;i++) {

				value_editor[i]->set_text( String::num( basis.elements[i/2][i%2] ) );
			}

		} break;
		case Variant::BASIS: {

			List<String> names;
			names.push_back("xx");
			names.push_back("xy");
			names.push_back("xz");
			names.push_back("yx");
			names.push_back("yy");
			names.push_back("yz");
			names.push_back("zx");
			names.push_back("zy");
			names.push_back("zz");
			config_value_editors(9,3,16,names);

			Basis basis=v;
			for(int i=0;i<9;i++) {

				value_editor[i]->set_text( String::num( basis.elements[i/3][i%3] ) );
			}

		} break;
		case Variant::TRANSFORM: {


			List<String> names;
			names.push_back("xx");
			names.push_back("xy");
			names.push_back("xz");
			names.push_back("xo");
			names.push_back("yx");
			names.push_back("yy");
			names.push_back("yz");
			names.push_back("yo");
			names.push_back("zx");
			names.push_back("zy");
			names.push_back("zz");
			names.push_back("zo");
			config_value_editors(12,4,16,names);

			Transform tr=v;
			for(int i=0;i<9;i++) {

				value_editor[(i/3)*4+i%3]->set_text( String::num( tr.basis.elements[i/3][i%3] ) );
			}

			value_editor[3]->set_text( String::num( tr.origin.x ) );
			value_editor[7]->set_text( String::num( tr.origin.y ) );
			value_editor[11]->set_text( String::num( tr.origin.z ) );

		} break;
		case Variant::COLOR: {

			if (!color_picker) {
				//late init for performance
				color_picker = memnew( ColorPicker );
				add_child(color_picker);
				color_picker->hide();
				color_picker->set_area_as_parent_rect();
				for(int i=0;i<4;i++)
					color_picker->set_margin((Margin)i,5);
				color_picker->connect("color_changed",this,"_color_changed");
			}

			color_picker->show();
			color_picker->set_edit_alpha(hint!=PROPERTY_HINT_COLOR_NO_ALPHA);
			color_picker->set_pick_color(v);
			set_size( Size2(300*EDSCALE, color_picker->get_combined_minimum_size().height+10*EDSCALE));
			color_picker->set_focus_on_line_edit();
			/*
			int ofs=80;
			int m=10;
			int h=20;
			Color c=v;
			float values[4]={c.r,c.g,c.b,c.a};
			for (int i=0;i<4;i++) {
				int y=m+i*h;

				value_editor[i]->show();
				value_label[i]->show();
				value_label[i]->set_pos(Point2(ofs,y));
				scroll[i]->set_min(0);
				scroll[i]->set_max(1.0);
				scroll[i]->set_page(0);
				scroll[i]->set_pos(Point2(ofs+15,y+Math::floor((h-scroll[i]->get_minimum_size().height)/2.0)));
				scroll[i]->set_val(values[i]);
				scroll[i]->set_size(Size2(120,1));
				scroll[i]->show();
				value_editor[i]->set_pos(Point2(ofs+140,y));
				value_editor[i]->set_size(Size2(40,h));
				value_editor[i]->set_text( String::num(values[i],2 ));

			}

			value_label[0]->set_text("R");
			value_label[1]->set_text("G");
			value_label[2]->set_text("B");
			value_label[3]->set_text("A");

			Size2 new_size = value_editor[3]->get_pos() + value_editor[3]->get_size() + Point2(10,10);
			set_size( new_size );
			*/

		} break;
		case Variant::IMAGE: {

			List<String> names;
			names.push_back(TTR("New"));
			names.push_back(TTR("Load"));
			names.push_back(TTR("Clear"));
			config_action_buttons(names);

		} break;
		case Variant::NODE_PATH: {

			List<String> names;
			names.push_back(TTR("Assign"));
			names.push_back(TTR("Clear"));
			config_action_buttons(names);

		} break;
		case Variant::OBJECT: {

			if (hint!=PROPERTY_HINT_RESOURCE_TYPE)
				break;


			menu->clear();
			menu->set_size(Size2(1,1));

			if (p_name=="script" && hint_text=="Script" && owner->cast_to<Node>()) {
				menu->add_icon_item(get_icon("Script","EditorIcons"),TTR("New Script"),OBJ_MENU_NEW_SCRIPT);
				menu->add_separator();
			} else if (hint_text!="") {
				int idx=0;

				for(int i=0;i<hint_text.get_slice_count(",");i++) {



					String base=hint_text.get_slice(",",i);

					Set<String> valid_inheritors;
					valid_inheritors.insert(base);
					List<StringName> inheritors;
					ClassDB::get_inheriters_from_class(base.strip_edges(),&inheritors);
					List<StringName>::Element *E=inheritors.front();
					while(E) {
						valid_inheritors.insert(E->get());
						E=E->next();
					}

					for(Set<String>::Element *E=valid_inheritors.front();E;E=E->next()) {
						String t = E->get();
						if (!ClassDB::can_instance(t))
							continue;
						inheritors_array.push_back(t);

						int id = TYPE_BASE_ID+idx;
						if (has_icon(t,"EditorIcons")) {

							menu->add_icon_item(get_icon(t,"EditorIcons"),TTR("New")+" "+t,id);
						} else {

							menu->add_item(TTR("New")+" "+t,id);
						}

						idx++;
					}


				}

				if (menu->get_item_count())
					menu->add_separator();
			}

			menu->add_icon_item(get_icon("Load","EditorIcons"),"Load",OBJ_MENU_LOAD);

			if (!RES(v).is_null()) {



				menu->add_icon_item(get_icon("EditResource","EditorIcons"),"Edit",OBJ_MENU_EDIT);
				menu->add_icon_item(get_icon("Del","EditorIcons"),"Clear",OBJ_MENU_CLEAR);
				menu->add_icon_item(get_icon("Duplicate","EditorIcons"),"Make Unique",OBJ_MENU_MAKE_UNIQUE);
				/*RES r = v;
				if (r.is_valid() && r->get_path().is_resource_file() && r->get_import_metadata().is_valid()) {
					menu->add_separator();
					menu->add_icon_item(get_icon("ReloadSmall","EditorIcons"),"Re-Import",OBJ_MENU_REIMPORT);
				}*/
				/*if (r.is_valid() && r->get_path().is_resource_file()) {
					menu->set_item_tooltip(1,r->get_path());
				} else if (r.is_valid()) {
					menu->set_item_tooltip(1,r->get_name()+" ("+r->get_type()+")");
				}*/
			} else {

			}


			RES cb=EditorSettings::get_singleton()->get_resource_clipboard();
			bool paste_valid=false;
			if (cb.is_valid()) {
				if (hint_text=="")
					paste_valid=true;
				else
					for (int i = 0; i < hint_text.get_slice_count(",");i++)
						if (ClassDB::is_parent_class(cb->get_class(),hint_text.get_slice(",",i))) {
							paste_valid=true;
							break;
						}
			}

			if (!RES(v).is_null() || paste_valid) {
				menu->add_separator();


				if (!RES(v).is_null()) {

					menu->add_item(TTR("Copy"),OBJ_MENU_COPY);
				}

				if (paste_valid) {

					menu->add_item(TTR("Paste"),OBJ_MENU_PASTE);
				}
			}



			menu->set_pos(get_pos());
			menu->popup();
			hide();
			updating=false;
			return false;


		} break;
		case Variant::INPUT_EVENT: {


		} break;
		case Variant::DICTIONARY: {


		} break;
		case Variant::POOL_BYTE_ARRAY: {


		} break;
		case Variant::POOL_INT_ARRAY: {


		} break;
		case Variant::POOL_REAL_ARRAY: {


		} break;
		case Variant::POOL_STRING_ARRAY: {


		} break;
		case Variant::POOL_VECTOR3_ARRAY: {


		} break;
		case Variant::POOL_COLOR_ARRAY: {


		} break;
		default: {}
	}

	updating=false;
	return true;
}

void CustomPropertyEditor::_file_selected(String p_file) {

	switch(type) {

		case Variant::STRING: {

			if (hint==PROPERTY_HINT_FILE || hint==PROPERTY_HINT_DIR) {

				v=GlobalConfig::get_singleton()->localize_path(p_file);
				emit_signal("variant_changed");
				hide();
			}

			if (hint==PROPERTY_HINT_GLOBAL_FILE || hint==PROPERTY_HINT_GLOBAL_DIR) {

				v=p_file;
				emit_signal("variant_changed");
				hide();
			}

		} break;
		case Variant::OBJECT: {

			String type=(hint==PROPERTY_HINT_RESOURCE_TYPE)?hint_text:String();

			RES res = ResourceLoader::load(p_file,type);
			if (res.is_null()) {
				error->set_text(TTR("Error loading file: Not a resource!"));
				error->popup_centered_minsize();
				break;
			}
			v=res.get_ref_ptr();
			emit_signal("variant_changed");
			hide();
		} break;
		case Variant::IMAGE: {

			Image image;
			Error err = ImageLoader::load_image(p_file,&image);
			ERR_EXPLAIN(TTR("Couldn't load image"));
			ERR_FAIL_COND(err);
			v=image;
			emit_signal("variant_changed");
			hide();
		} break;
		default: {}
	}
}

void CustomPropertyEditor::_type_create_selected(int p_idx) {


	if (type==Variant::INT || type==Variant::REAL) {


		float newval=0;
		switch(p_idx) {

			case EASING_LINEAR: {

				newval=1;
			} break;
			case EASING_EASE_IN: {

				newval=2.0;
			} break;
			case EASING_EASE_OUT: {
				newval=0.5;
			} break;
			case EASING_ZERO: {

				newval=0;
			} break;
			case EASING_IN_OUT: {

				newval=-0.5;
			} break;
			case EASING_OUT_IN: {
				newval=-2.0;
			} break;
		}

		v=newval;
		emit_signal("variant_changed");
		easing_draw->update();

	} else if (type==Variant::OBJECT) {

		ERR_FAIL_INDEX(p_idx,inheritors_array.size());

		//List<String> inheritors;
		//ClassDB::get_inheriters_from(hint_text,&inheritors);
		//inheritors.push_front(hint_text);

		//ERR_FAIL_INDEX( p_idx, inheritors.size() );
		String intype=inheritors_array[p_idx];

		Object *obj = ClassDB::instance(intype);

		ERR_FAIL_COND( !obj );


		Resource *res=obj->cast_to<Resource>();
		ERR_FAIL_COND( !res );

		v=Ref<Resource>(res).get_ref_ptr();
		emit_signal("variant_changed");
		hide();
	}

}


void CustomPropertyEditor::_color_changed(const Color& p_color) {

	v=p_color;
	emit_signal("variant_changed");

}

void CustomPropertyEditor::_node_path_selected(NodePath p_path) {

	if (picking_viewport) {

		Node* to_node=get_node(p_path);
		if (!to_node->cast_to<Viewport>()) {
			EditorNode::get_singleton()->show_warning("Selected node is not a Viewport!");
			return;
		}

		Ref<ViewportTexture> vt;
		vt.instance();
		vt->set_viewport_path_in_scene(get_tree()->get_edited_scene_root()->get_path_to(to_node));
		vt->setup_local_to_scene();
		v=vt;
		emit_signal("variant_changed");
		return;
	}

	if (hint==PROPERTY_HINT_NODE_PATH_TO_EDITED_NODE && hint_text!=String()) {

		Node* node=get_node(hint_text);
		if (node) {

			Node *tonode=node->get_node(p_path);
			if (tonode) {
				p_path=node->get_path_to(tonode);
			}
		}

	} else if (owner) {

		Node *node=NULL;

		 if (owner->is_class("Node"))
			node = owner->cast_to<Node>();
		else if (owner->is_class("ArrayPropertyEdit"))
			node = owner->cast_to<ArrayPropertyEdit>()->get_node();

		if (!node) {
			v=p_path;
			emit_signal("variant_changed");
			call_deferred("hide"); //to not mess with dialogs
			return;
		}

		Node *tonode=node->get_node(p_path);
		if (tonode) {
			p_path=node->get_path_to(tonode);
		}
	}

	v=p_path;
	emit_signal("variant_changed");
	call_deferred("hide"); //to not mess with dialogs

}

void CustomPropertyEditor::_action_pressed(int p_which) {


	if (updating)
		return;

	switch(type) {
		case Variant::BOOL: {
			v=checks20[0]->is_pressed();
			emit_signal("variant_changed");
		} break;
		case Variant::INT: {

			if (hint==PROPERTY_HINT_LAYERS_2D_PHYSICS || hint==PROPERTY_HINT_LAYERS_2D_RENDER || hint==PROPERTY_HINT_LAYERS_3D_PHYSICS || hint==PROPERTY_HINT_LAYERS_3D_RENDER) {

				uint32_t f = v;
				if (checks20[p_which]->is_pressed())
					f|=(1<<p_which);
				else
					f&=~(1<<p_which);

				v=f;
				emit_signal("variant_changed");
			}

		} break;
		case Variant::STRING: {

			if (hint==PROPERTY_HINT_MULTILINE_TEXT) {

				hide();

			} else if (hint==PROPERTY_HINT_FILE || hint==PROPERTY_HINT_GLOBAL_FILE) {
				if (p_which==0) {

					if (hint==PROPERTY_HINT_FILE)
						file->set_access(EditorFileDialog::ACCESS_RESOURCES);
					else
						file->set_access(EditorFileDialog::ACCESS_FILESYSTEM);

					file->set_mode(EditorFileDialog::MODE_OPEN_FILE);
					file->clear_filters();

					file->clear_filters();


					if (hint_text!="") {
						Vector<String> extensions=hint_text.split(",");
						for(int i=0;i<extensions.size();i++) {

							String filter = extensions[i];
							if (filter.begins_with("."))
								filter="*"+extensions[i];
							else if (!filter.begins_with("*"))
								filter="*."+extensions[i];


							file->add_filter(filter+" ; "+extensions[i].to_upper() );

						}
					}
					file->popup_centered_ratio();
				} else {

					v="";
					emit_signal("variant_changed");
					hide();

				}

			} else if (hint==PROPERTY_HINT_DIR  || hint==PROPERTY_HINT_GLOBAL_DIR) {

				if (p_which==0) {

					if (hint==PROPERTY_HINT_DIR)
						file->set_access(EditorFileDialog::ACCESS_RESOURCES);
					else
						file->set_access(EditorFileDialog::ACCESS_FILESYSTEM);
					file->set_mode(EditorFileDialog::MODE_OPEN_DIR);
					file->clear_filters();
					file->popup_centered_ratio();
				} else {

					v="";
					emit_signal("variant_changed");
					hide();

				}

			}

		} break;
		case Variant::NODE_PATH: {

			if (p_which==0) {

				picking_viewport=false;
				scene_tree->set_title(TTR("Pick a Node"));
				scene_tree->popup_centered_ratio();

			} else if (p_which==1) {


				v=NodePath();
				emit_signal("variant_changed");
				hide();
			}
		} break;
		case Variant::OBJECT: {

			if (p_which==0) {


				ERR_FAIL_COND( inheritors_array.empty() );

				String intype=inheritors_array[0];


				if (hint==PROPERTY_HINT_RESOURCE_TYPE) {

					Object *obj = ClassDB::instance(intype);
					ERR_BREAK( !obj );
					Resource *res=obj->cast_to<Resource>();
					ERR_BREAK( !res );

					v=Ref<Resource>(res).get_ref_ptr();
					emit_signal("variant_changed");
					hide();

				}
			} else if (p_which==1) {

				file->set_access(EditorFileDialog::ACCESS_RESOURCES);
				file->set_mode(EditorFileDialog::MODE_OPEN_FILE);
				List<String> extensions;
				String type=(hint==PROPERTY_HINT_RESOURCE_TYPE)?hint_text:String();

				ResourceLoader::get_recognized_extensions_for_type(type,&extensions);
				file->clear_filters();
				for (List<String>::Element *E=extensions.front();E;E=E->next()) {

					file->add_filter("*."+E->get()+" ; "+E->get().to_upper() );

				}

				file->popup_centered_ratio();

			} else if (p_which==2) {

				RefPtr RefPtr=v;

				if (!RefPtr.is_null()) {

					emit_signal("resource_edit_request");
					hide();
				}

			} else if (p_which==3) {


				v=Variant();
				emit_signal("variant_changed");
				hide();
			} else if (p_which==4) {


				RefPtr RefPtr=v;
				Ref<Resource> res_orig = RefPtr;
				if (res_orig.is_null())
					return;

				List<PropertyInfo> property_list;
				res_orig->get_property_list(&property_list);
				List< Pair<String,Variant> > propvalues;

				for(List<PropertyInfo>::Element *E=property_list.front();E;E=E->next()) {

					Pair<String,Variant> p;
					PropertyInfo &pi = E->get();
					if (pi.usage&PROPERTY_USAGE_STORAGE) {

						p.first=pi.name;
						p.second=res_orig->get(pi.name);
					}

					propvalues.push_back(p);
				}

				Ref<Resource> res = Ref<Resource>( ClassDB::instance( res_orig->get_class() ));

				ERR_FAIL_COND(res.is_null());

				for(List< Pair<String,Variant> >::Element *E=propvalues.front();E;E=E->next()) {

					Pair<String,Variant> &p=E->get();
					res->set(p.first,p.second);
				}

				v=res.get_ref_ptr();
				emit_signal("variant_changed");
				hide();
			}

		} break;
		case Variant::IMAGE: {

			if (p_which==0) {
				//new image too difficult
				ERR_PRINT("New Image Unimplemented");

			} else if (p_which==1) {

				file->set_access(EditorFileDialog::ACCESS_RESOURCES);
				file->set_mode(EditorFileDialog::MODE_OPEN_FILE);
				List<String> extensions;
				ImageLoader::get_recognized_extensions(&extensions);

				file->clear_filters();

				for (List<String>::Element *E=extensions.front();E;E=E->next()) {

					file->add_filter("*."+E->get()+" ; "+E->get().to_upper() );

				}

				file->popup_centered_ratio();

			} else if (p_which==2) {

				v=Image();
				emit_signal("variant_changed");
				hide();
			}

		} break;
		default: {};
	}

}

void CustomPropertyEditor::_scroll_modified(double p_value) {

	if (updating)
		return;
	/*
	switch(type) {

		case Variant::COLOR: {

			for (int i=0;i<4;i++) {

				value_editor[i]->set_text( String::num(scroll[i]->get_val(),2) );
			}
			Color c;
			c.r=scroll[0]->get_val();
			c.g=scroll[1]->get_val();
			c.b=scroll[2]->get_val();
			c.a=scroll[3]->get_val();
			v=c;
			update();
			emit_signal("variant_changed");
		} break;
		default: {}
	}
	*/
}


void CustomPropertyEditor::_drag_easing(const InputEvent& p_ev) {


	if (p_ev.type==InputEvent::MOUSE_MOTION && p_ev.mouse_motion.button_mask&BUTTON_MASK_LEFT) {

		float rel = p_ev.mouse_motion.relative_x;
		if (rel==0)
			return;

		bool flip=hint_text=="attenuation";

		if (flip)
			rel=-rel;

		float val = v;
		if (val==0)
			return;
		bool sg = val < 0;
		val = Math::absf(val);

		val = Math::log(val)/Math::log((float)2.0);
		//logspace
		val+=rel*0.05;
		//

		val = Math::pow(2.0f,val);
		if (sg)
			val=-val;

		v=val;
		easing_draw->update();
		//emit_signal("variant_changed");
		emit_signal("variant_changed");
	}
	if (p_ev.type==InputEvent::MOUSE_BUTTON && p_ev.mouse_button.button_index==BUTTON_LEFT) {


	}

}


void CustomPropertyEditor::_draw_easing() {


	RID ci = easing_draw->get_canvas_item();

	Size2 s = easing_draw->get_size();
	Rect2 r(Point2(),s);
	r=r.grow(3);
	get_stylebox("normal","LineEdit")->draw(ci,r);
	//VisualServer::get_singleton()->canvas_item_add


	int points = 48;

	float prev=1.0;
	float exp=v;
	bool flip=hint_text=="attenuation";

	Ref<Font> f = get_font("font","Label");
	Color color = get_color("font_color","Label");

	for(int i=1;i<=points;i++) {

		float ifl = i/float(points);
		float iflp = (i-1)/float(points);

		float h = 1.0-Math::ease(ifl,exp);

		if (flip) {
			ifl=1.0-ifl;
			iflp=1.0-iflp;
		}

		VisualServer::get_singleton()->canvas_item_add_line(ci,Point2(iflp*s.width,prev*s.height),Point2(ifl*s.width,h*s.height),color);
		prev=h;
	}

	f->draw(ci,Point2(10,10+f->get_ascent()),String::num(exp,2),color);
}

void CustomPropertyEditor::_text_edit_changed() {

	v=text_edit->get_text();
	emit_signal("variant_changed");

}

void CustomPropertyEditor::_create_dialog_callback() {


	v=create_dialog->get_selected_type();
	emit_signal("variant_changed");
}

void CustomPropertyEditor::_create_selected_property(const String& p_prop) {


	v=p_prop;
	emit_signal("variant_changed");
}

void CustomPropertyEditor::_modified(String p_string) {

	if (updating)
		return;
	updating=true;
	switch(type) {
		case Variant::INT: {

			if (evaluator)
				v=evaluator->eval(value_editor[0]->get_text());
			else
				v=value_editor[0]->get_text().to_int();
			emit_signal("variant_changed");


		} break;
		case Variant::REAL: {

			if (hint!=PROPERTY_HINT_EXP_EASING) {
				if (evaluator)
					v=evaluator->eval(value_editor[0]->get_text());
				else
					v=value_editor[0]->get_text().to_double();
				emit_signal("variant_changed");

			}

		} break;
		case Variant::STRING: {

			v=value_editor[0]->get_text();
			emit_signal("variant_changed");
		} break;
		case Variant::VECTOR2: {

			Vector2 vec;
			if (evaluator) {
				vec.x=evaluator->eval(value_editor[0]->get_text());
				vec.y=evaluator->eval(value_editor[1]->get_text());
			} else {
				vec.x=value_editor[0]->get_text().to_double();
				vec.y=value_editor[1]->get_text().to_double();
			}
			v=vec;
			emit_signal("variant_changed");

		} break;
		case Variant::RECT2: {

			Rect2 r2;
			if (evaluator) {
				r2.pos.x=evaluator->eval(value_editor[0]->get_text());
				r2.pos.y=evaluator->eval(value_editor[1]->get_text());
				r2.size.x=evaluator->eval(value_editor[2]->get_text());
				r2.size.y=evaluator->eval(value_editor[3]->get_text());
			} else {
				r2.pos.x=value_editor[0]->get_text().to_double();
				r2.pos.y=value_editor[1]->get_text().to_double();
				r2.size.x=value_editor[2]->get_text().to_double();
				r2.size.y=value_editor[3]->get_text().to_double();
			}
			v=r2;
			emit_signal("variant_changed");

		} break;

		case Variant::VECTOR3: {

			Vector3 vec;
			if (evaluator) {
				vec.x=evaluator->eval(value_editor[0]->get_text());
				vec.y=evaluator->eval(value_editor[1]->get_text());
				vec.z=evaluator->eval(value_editor[2]->get_text());
			} else {
				vec.x=value_editor[0]->get_text().to_double();
				vec.y=value_editor[1]->get_text().to_double();
				vec.z=value_editor[2]->get_text().to_double();
			}
			v=vec;
			emit_signal("variant_changed");

		} break;
		case Variant::PLANE: {

			Plane pl;
			if (evaluator) {
				pl.normal.x=evaluator->eval(value_editor[0]->get_text());
				pl.normal.y=evaluator->eval(value_editor[1]->get_text());
				pl.normal.z=evaluator->eval(value_editor[2]->get_text());
				pl.d=evaluator->eval(value_editor[3]->get_text());
			} else {
				pl.normal.x=value_editor[0]->get_text().to_double();
				pl.normal.y=value_editor[1]->get_text().to_double();
				pl.normal.z=value_editor[2]->get_text().to_double();
				pl.d=value_editor[3]->get_text().to_double();
			}
			v=pl;
			emit_signal("variant_changed");

		} break;
		case Variant::QUAT: {

			Quat q;
			if (evaluator) {
				q.x=evaluator->eval(value_editor[0]->get_text());
				q.y=evaluator->eval(value_editor[1]->get_text());
				q.z=evaluator->eval(value_editor[2]->get_text());
				q.w=evaluator->eval(value_editor[3]->get_text());
			} else {
				q.x=value_editor[0]->get_text().to_double();
				q.y=value_editor[1]->get_text().to_double();
				q.z=value_editor[2]->get_text().to_double();
				q.w=value_editor[3]->get_text().to_double();
			}
			v=q;
			emit_signal("variant_changed");

		} break;
		case Variant::RECT3: {

			Vector3 pos;
			Vector3 size;

			if (evaluator) {
				pos.x=evaluator->eval(value_editor[0]->get_text());
				pos.y=evaluator->eval(value_editor[1]->get_text());
				pos.z=evaluator->eval(value_editor[2]->get_text());
				size.x=evaluator->eval(value_editor[3]->get_text());
				size.y=evaluator->eval(value_editor[4]->get_text());
				size.z=evaluator->eval(value_editor[5]->get_text());
			} else {
				pos.x=value_editor[0]->get_text().to_double();
				pos.y=value_editor[1]->get_text().to_double();
				pos.z=value_editor[2]->get_text().to_double();
				size.x=value_editor[3]->get_text().to_double();
				size.y=value_editor[4]->get_text().to_double();
				size.z=value_editor[5]->get_text().to_double();
			}
			v=Rect3(pos,size);
			emit_signal("variant_changed");

		} break;
		case Variant::TRANSFORM2D: {

			Transform2D m;
			for(int i=0;i<6;i++) {
				if (evaluator) {
					m.elements[i/2][i%2]=evaluator->eval(value_editor[i]->get_text());
				} else {
					m.elements[i/2][i%2]=value_editor[i]->get_text().to_double();
				}
			}

			v=m;
			emit_signal("variant_changed");

		} break;
		case Variant::BASIS: {

			Basis m;
			for(int i=0;i<9;i++) {

				if (evaluator) {
					m.elements[i/3][i%3]=evaluator->eval(value_editor[i]->get_text());
				} else {
					m.elements[i/3][i%3]=value_editor[i]->get_text().to_double();
				}
			}

			v=m;
			emit_signal("variant_changed");

		} break;
		case Variant::TRANSFORM: {

			Basis basis;
			for(int i=0;i<9;i++) {

				if (evaluator) {
					basis.elements[i/3][i%3]=evaluator->eval(value_editor[(i/3)*4+i%3]->get_text());
				} else {
					basis.elements[i/3][i%3]=value_editor[(i/3)*4+i%3]->get_text().to_double();
				}
			}

			Vector3 origin;

			if (evaluator) {
				origin.x=evaluator->eval(value_editor[3]->get_text());
				origin.y=evaluator->eval(value_editor[7]->get_text());
				origin.z=evaluator->eval(value_editor[11]->get_text());
			} else {
				origin.x=value_editor[3]->get_text().to_double();
				origin.y=value_editor[7]->get_text().to_double();
				origin.z=value_editor[11]->get_text().to_double();
			}

			v=Transform(basis,origin);
			emit_signal("variant_changed");


		} break;
		case Variant::COLOR: {
			/*
			for (int i=0;i<4;i++) {

				scroll[i]->set_val( value_editor[i]->get_text().to_double() );
			}
			Color c;
			c.r=value_editor[0]->get_text().to_double();
			c.g=value_editor[1]->get_text().to_double();
			c.b=value_editor[2]->get_text().to_double();
			c.a=value_editor[3]->get_text().to_double();
			v=c;
			update();
			emit_signal("variant_changed");
			*/
		} break;
		case Variant::IMAGE: {


		} break;
		case Variant::NODE_PATH: {

			v=NodePath(value_editor[0]->get_text());
			emit_signal("variant_changed");
		} break;
		case Variant::INPUT_EVENT: {


		} break;
		case Variant::DICTIONARY: {


		} break;
		case Variant::POOL_BYTE_ARRAY: {


		} break;
		case Variant::POOL_INT_ARRAY: {


		} break;
		case Variant::POOL_REAL_ARRAY: {


		} break;
		case Variant::POOL_STRING_ARRAY: {


		} break;
		case Variant::POOL_VECTOR3_ARRAY: {


		} break;
		case Variant::POOL_COLOR_ARRAY: {


		} break;
		default: {}
	}

	updating=false;
}

void CustomPropertyEditor::_range_modified(double p_value)
{
	v=p_value;
	emit_signal("variant_changed");
}

void CustomPropertyEditor::_focus_enter() {
	switch(type) {
		case Variant::REAL:
		case Variant::STRING:
		case Variant::VECTOR2:
		case Variant::RECT2:
		case Variant::VECTOR3:
		case Variant::PLANE:
		case Variant::QUAT:
		case Variant::RECT3:
		case Variant::TRANSFORM2D:
		case Variant::BASIS:
		case Variant::TRANSFORM: {
			for (int i=0;i<MAX_VALUE_EDITORS;++i) {
				if (value_editor[i]->has_focus()) {
					value_editor[i]->select_all();
					break;
				}
			}
		} break;
		default: {}
	}

}

void CustomPropertyEditor::_focus_exit() {
	switch(type) {
		case Variant::REAL:
		case Variant::STRING:
		case Variant::VECTOR2:
		case Variant::RECT2:
		case Variant::VECTOR3:
		case Variant::PLANE:
		case Variant::QUAT:
		case Variant::RECT3:
		case Variant::TRANSFORM2D:
		case Variant::BASIS:
		case Variant::TRANSFORM: {
			for (int i=0;i<MAX_VALUE_EDITORS;++i) {
				value_editor[i]->select(0, 0);
			}
		} break;
		default: {}
	}

}

void CustomPropertyEditor::config_action_buttons(const List<String>& p_strings) {

	int w=100;
	int h=18;
	int m=5;

	set_size( Size2( w, m*2+(h+m)*p_strings.size() ) );

	for (int i=0;i<MAX_ACTION_BUTTONS;i++) {

		if (i<p_strings.size()) {
			action_buttons[i]->show();
			action_buttons[i]->set_text(p_strings[i]);
			action_buttons[i]->set_pos( Point2( m, m+i*(h+m) ));
			action_buttons[i]->set_size( Size2( w-m*2, h ) );
			action_buttons[i]->set_flat(true);
		} else {
			action_buttons[i]->hide();
		}
	}


}

void CustomPropertyEditor::config_value_editors(int p_amount, int p_columns,int p_label_w,const List<String>& p_strings) {

	int w=80;
	int h=20;
	int m=10;

	int rows=((p_amount-1)/p_columns)+1;

	set_size( Size2( m*(1+p_columns)+(w+p_label_w)*p_columns, m*(1+rows)+h*rows ) );

	for (int i=0;i<MAX_VALUE_EDITORS;i++) {

		int c=i%p_columns;
		int r=i/p_columns;

		if (i<p_amount) {
			value_editor[i]->show();
			value_label[i]->show();
			value_label[i]->set_text(i<p_strings.size()?p_strings[i]:String(""));
			value_editor[i]->set_pos( Point2( m+p_label_w+c*(w+m+p_label_w), m+r*(h+m) ));
			value_editor[i]->set_size( Size2( w, h ) );
			value_label[i]->set_pos( Point2( m+c*(w+m+p_label_w), m+r*(h+m) ) );
			value_editor[i]->set_editable(!read_only);
		} else {
			value_editor[i]->hide();
			value_label[i]->hide();
		}
	}



}


void CustomPropertyEditor::_bind_methods() {

	ClassDB::bind_method("_focus_enter", &CustomPropertyEditor::_focus_enter);
	ClassDB::bind_method("_focus_exit", &CustomPropertyEditor::_focus_exit);
	ClassDB::bind_method("_modified",&CustomPropertyEditor::_modified);
	ClassDB::bind_method("_range_modified", &CustomPropertyEditor::_range_modified);
	ClassDB::bind_method("_scroll_modified",&CustomPropertyEditor::_scroll_modified);
	ClassDB::bind_method("_action_pressed",&CustomPropertyEditor::_action_pressed);
	ClassDB::bind_method("_file_selected",&CustomPropertyEditor::_file_selected);
	ClassDB::bind_method("_type_create_selected",&CustomPropertyEditor::_type_create_selected);
	ClassDB::bind_method("_node_path_selected",&CustomPropertyEditor::_node_path_selected);
	ClassDB::bind_method("_color_changed",&CustomPropertyEditor::_color_changed);
	ClassDB::bind_method("_draw_easing",&CustomPropertyEditor::_draw_easing);
	ClassDB::bind_method("_drag_easing",&CustomPropertyEditor::_drag_easing);
	ClassDB::bind_method( "_text_edit_changed",&CustomPropertyEditor::_text_edit_changed);
	ClassDB::bind_method( "_menu_option",&CustomPropertyEditor::_menu_option);
	ClassDB::bind_method( "_create_dialog_callback",&CustomPropertyEditor::_create_dialog_callback);
	ClassDB::bind_method( "_create_selected_property",&CustomPropertyEditor::_create_selected_property);



	ADD_SIGNAL( MethodInfo("variant_changed") );
	ADD_SIGNAL( MethodInfo("resource_edit_request") );
}
CustomPropertyEditor::CustomPropertyEditor() {


	read_only=false;
	updating=false;

	for (int i=0;i<MAX_VALUE_EDITORS;i++) {

		value_editor[i]=memnew( LineEdit );
		add_child( value_editor[i] );
		value_label[i]=memnew( Label );
		add_child( value_label[i] );
		value_editor[i]->hide();
		value_label[i]->hide();
		value_editor[i]->connect("text_entered", this,"_modified");
		value_editor[i]->connect("focus_entered", this, "_focus_enter");
		value_editor[i]->connect("focus_exited", this, "_focus_exit");
	}

	for(int i=0;i<4;i++) {

		scroll[i] = memnew( HScrollBar );
		scroll[i]->hide();
		scroll[i]->set_min(0);
		scroll[i]->set_max(1.0);
		scroll[i]->set_step(0.01);
		add_child(scroll[i]);
		scroll[i]->connect("value_changed", this,"_scroll_modified");

	}

	checks20gc = memnew( GridContainer );
	add_child(checks20gc);
	checks20gc->set_columns(11);

	for(int i=0;i<20;i++) {
		if (i==5 || i==15) {
			Control *space = memnew( Control );
			space->set_custom_minimum_size(Size2(20,0)*EDSCALE);
			checks20gc->add_child(space);
		}

		checks20[i]=memnew( CheckBox );
		checks20[i]->set_toggle_mode(true);
		checks20[i]->set_focus_mode(FOCUS_NONE);		
		checks20gc->add_child(checks20[i]);
		checks20[i]->hide();
		checks20[i]->connect("pressed",this,"_action_pressed",make_binds(i));
		checks20[i]->set_tooltip(vformat(TTR("Bit %d, val %d."), i, 1<<i));
	}

	text_edit = memnew( TextEdit );
	add_child(text_edit);
	text_edit->set_area_as_parent_rect();
	for(int i=0;i<4;i++)
		text_edit->set_margin((Margin)i,5);
	text_edit->set_margin(MARGIN_BOTTOM,30);

	text_edit->hide();
	text_edit->connect("text_changed",this,"_text_edit_changed");

	for (int i=0;i<MAX_ACTION_BUTTONS;i++) {

		action_buttons[i]=memnew(Button);
		action_buttons[i]->hide();
		add_child(action_buttons[i]);
		Vector<Variant> binds;
		binds.push_back(i);
		action_buttons[i]->connect("pressed", this,"_action_pressed",binds);
	}

	color_picker=NULL;



	set_as_toplevel(true);
	file = memnew ( EditorFileDialog );
	add_child(file);
	file->hide();

	file->connect("file_selected", this,"_file_selected");
	file->connect("dir_selected", this,"_file_selected");

	error = memnew( ConfirmationDialog );
	error->set_title(TTR("Error!"));
	add_child(error);
	//error->get_cancel()->hide();

	type_button = memnew( MenuButton );
	add_child(type_button);
	type_button->hide();
	type_button->get_popup()->connect("id_pressed", this,"_type_create_selected");


	scene_tree = memnew( SceneTreeDialog );
	add_child(scene_tree);
	scene_tree->connect("selected", this,"_node_path_selected");
	scene_tree->get_scene_tree()->set_show_enabled_subscene(true);

	texture_preview = memnew( TextureRect );
	add_child( texture_preview);
	texture_preview->hide();

	easing_draw=memnew( Control );
	add_child(easing_draw);
	easing_draw->hide();
	easing_draw->connect("draw",this,"_draw_easing");
	easing_draw->connect("gui_input",this,"_drag_easing");
	//easing_draw->emit_signal(SceneStringNames::get_singleton()->input_event,InputEvent());
	easing_draw->set_default_cursor_shape(Control::CURSOR_MOVE);

	menu = memnew(PopupMenu);
	add_child(menu);
	menu->connect("id_pressed",this,"_menu_option");

	evaluator = NULL;

	spinbox = memnew ( SpinBox );
	add_child(spinbox);
	spinbox->set_area_as_parent_rect(5);
	spinbox->connect("value_changed",this,"_range_modified");

	slider = memnew ( HSlider );
	add_child(slider);
	slider->set_area_as_parent_rect(5);
	slider->connect("value_changed",this,"_range_modified");

	create_dialog = NULL;
	property_select = NULL;
}

bool PropertyEditor::_might_be_in_instance() {

	if (!obj)
		return false;

	Node *node = obj->cast_to<Node>();

	Node* edited_scene =EditorNode::get_singleton()->get_edited_scene();

	bool might_be=false;

	while(node) {

		if (node->get_scene_instance_state().is_valid()) {
			might_be=true;
			break;
		}
		if (node==edited_scene) {
			if (node->get_scene_inherited_state().is_valid()) {
				might_be=true;
				break;
			}
			might_be=false;
			break;
		}
		node=node->get_owner();
	}

	return might_be;

}

bool PropertyEditor::_get_instanced_node_original_property(const StringName& p_prop, Variant& value) {

	Node *node = obj->cast_to<Node>();

	if (!node)
		return false;

	Node *orig=node;

	Node* edited_scene =EditorNode::get_singleton()->get_edited_scene();

	bool found=false;

	//print_line("for prop - "+String(p_prop));


	while(node) {

		Ref<SceneState> ss;

		if (node==edited_scene) {
			ss=node->get_scene_inherited_state();

		} else {
			ss=node->get_scene_instance_state();
		}
		//print_line("at - "+String(edited_scene->get_path_to(node)));

		if (ss.is_valid()) {

			NodePath np = node->get_path_to(orig);
			int node_idx = ss->find_node_by_path(np);
			//print_line("\t valid, nodeidx "+itos(node_idx));
			if (node_idx>=0) {
				bool lfound=false;
				Variant lvar;
				lvar=ss->get_property_value(node_idx,p_prop,lfound);
				if (lfound) {

					found=true;
					value=lvar;
					//print_line("\t found value "+String(value));
				}
			}
		}
		if (node==edited_scene) {
			//just in case
			break;
		}
		node=node->get_owner();

	}

	return found;
}

bool PropertyEditor::_is_property_different(const Variant& p_current, const Variant& p_orig,int p_usage) {


	{
		Node *node = obj->cast_to<Node>();
		if (!node)
			return false;

		Node* edited_scene =EditorNode::get_singleton()->get_edited_scene();
		bool found_state=false;

		//print_line("for prop - "+String(p_prop));


		while(node) {

			Ref<SceneState> ss;

			if (node==edited_scene) {
				ss=node->get_scene_inherited_state();

			} else {
				ss=node->get_scene_instance_state();
			}

			if (ss.is_valid()) {
				found_state=true;
			}
			if (node==edited_scene) {
				//just in case
				break;
			}
			node=node->get_owner();
		}

		if (!found_state)
			return false; //pointless to check if we are not comparing against anything.
	}

	if (p_orig.get_type()==Variant::NIL) {



		//special cases
		if (p_current.is_zero() && p_usage&PROPERTY_USAGE_STORE_IF_NONZERO)
			return false;
		if (p_current.is_one() && p_usage&PROPERTY_USAGE_STORE_IF_NONONE)
			return false;
	}

	if (p_current.get_type()==Variant::REAL && p_orig.get_type()==Variant::REAL) {
		float a = p_current;
		float b = p_orig;

		return Math::abs(a-b)>CMP_EPSILON; //this must be done because, as some scenes save as text, there might be a tiny difference in floats due to numerical error
	}

	return bool(Variant::evaluate(Variant::OP_NOT_EQUAL,p_current,p_orig));
}

TreeItem *PropertyEditor::find_item(TreeItem *p_item,const String& p_name) {


	if (!p_item)
		return NULL;

	String name = p_item->get_metadata(1);

	if (name==p_name) {

		return p_item;
	}

	TreeItem *c=p_item->get_children();

	while (c) {

		TreeItem *found = find_item(c,p_name);
		if (found)
			return found;
		c=c->get_next();
	}

	return NULL;
}


void PropertyEditor::_changed_callback(Object *p_changed,const char * p_prop) {


	_changed_callbacks(p_changed,p_prop);
}

void PropertyEditor::_changed_callbacks(Object *p_changed,const String& p_prop) {


	if (p_changed!=obj)
		return;

	if (changing)
		return;

	if (p_prop==String())
		update_tree_pending=true;
	else {

		pending[p_prop]=p_prop;

	}
}

void PropertyEditor::update_property(const String& p_prop) {

	if (obj)
		_changed_callbacks(obj,p_prop);
}


void PropertyEditor::set_item_text(TreeItem *p_item, int p_type, const String& p_name, int p_hint, const String& p_hint_text) {

	switch( p_type ) {

		case Variant::BOOL: {

			p_item->set_checked( 1, obj->get( p_name ) );
		} break;
		case Variant::REAL:
		case Variant::INT: {

			if (p_hint==PROPERTY_HINT_LAYERS_2D_PHYSICS || p_hint==PROPERTY_HINT_LAYERS_2D_RENDER || p_hint==PROPERTY_HINT_LAYERS_3D_PHYSICS || p_hint==PROPERTY_HINT_LAYERS_3D_RENDER) {
				tree->update();
				break;
			}

			if (p_hint==PROPERTY_HINT_FLAGS) {
				Vector<String> values = p_hint_text.split(",");
				String flags;
				int val = obj->get(p_name);
				for(int i=0;i<values.size();i++) {

					String v = values[i];
					if (v=="")
						continue;
					if (!(val&(1<<i)))
						continue;

					if (flags!="")
						flags+=", ";
					flags+=v;
				}
				p_item->set_text(1, flags );
				break;
			}

			if (p_hint==PROPERTY_HINT_EXP_EASING) {

				p_item->set_text(1, String::num(obj->get( p_name ),2) );
				break;
			}


			//p_item->set_cell_mode( 1, TreeItem::CELL_MODE_RANGE );

			if (p_type==Variant::REAL) {
				p_item->set_range(1, obj->get( p_name ) );

			} else {
				p_item->set_range(1, obj->get( p_name ) );
			}


			p_item->set_editable(1,!read_only);


		} break;
		case Variant::STRING:


			if (p_hint==PROPERTY_HINT_TYPE_STRING) {

				p_item->set_text(1,obj->get(p_name));
			}

			if (	p_hint==PROPERTY_HINT_METHOD_OF_VARIANT_TYPE ||
				p_hint==PROPERTY_HINT_METHOD_OF_BASE_TYPE ||
				p_hint==PROPERTY_HINT_METHOD_OF_INSTANCE ||
				p_hint==PROPERTY_HINT_METHOD_OF_SCRIPT ||
				p_hint==PROPERTY_HINT_PROPERTY_OF_VARIANT_TYPE ||
				p_hint==PROPERTY_HINT_PROPERTY_OF_BASE_TYPE ||
				p_hint==PROPERTY_HINT_PROPERTY_OF_INSTANCE ||
				p_hint==PROPERTY_HINT_PROPERTY_OF_SCRIPT ) {

				p_item->set_text(1,obj->get(p_name));
			}


			if (p_hint==PROPERTY_HINT_ENUM) {

				Vector<String> strings = p_hint_text.split(",");
				String current = obj->get(p_name);
				int idx=0;
				for(int x=0;x<strings.size();x++) {
					if (strings[x]==current) {
						idx=x;
						break;
					}
				}
				p_item->set_text(1, p_hint_text);
				p_item->set_range(1,idx);
				break;
			}

		case Variant::VECTOR3:
		case Variant::QUAT:
		case Variant::VECTOR2:
		case Variant::RECT3:
		case Variant::RECT2:
		case Variant::TRANSFORM2D:
		case Variant::BASIS:
		case Variant::TRANSFORM: {

			p_item->set_text(1,obj->get(p_name));

		} break;
		case Variant::COLOR: {

			tree->update();
			//p_item->set_text(1,obj->get(p_name));

		} break;
		case Variant::IMAGE: {

			Image img = obj->get( p_name );
			if (img.empty())
				p_item->set_text(1,"[Image (empty)]");
			else
				p_item->set_text(1,"[Image "+itos(img.get_width())+"x"+itos(img.get_height())+"-"+String(Image::get_format_name(img.get_format()))+"]");

		} break;
		case Variant::NODE_PATH: {

			p_item->set_text(1,obj->get(p_name));
		} break;
		case Variant::OBJECT: {


			if (obj->get( p_name ).get_type() == Variant::NIL || obj->get( p_name ).operator RefPtr().is_null()) {
				p_item->set_text(1,"<null>");
				p_item->set_icon(1,Ref<Texture>());

				Dictionary d = p_item->get_metadata(0);
				int hint=d.has("hint")?d["hint"].operator int():-1;
				String hint_text=d.has("hint_text")?d["hint_text"]:"";
				if (hint==PROPERTY_HINT_RESOURCE_TYPE && hint_text == "Texture") {
					p_item->set_icon(1,NULL);
				}

			} else {
				RES res = obj->get( p_name ).operator RefPtr();
				if (res->is_class("Texture")) {
					int tw = EditorSettings::get_singleton()->get("docks/property_editor/texture_preview_width");
					p_item->set_icon_max_width(1,tw);
					p_item->set_icon(1,res);
					p_item->set_text(1,"");

				} else if (res->get_name() != "") {

					p_item->set_text(1, res->get_name());
				} else if (res->get_path()!="" && !res->get_path().begins_with("local://")) {
					p_item->set_text(1, res->get_path().get_file());
				} else {
					p_item->set_text(1,"<"+res->get_class()+">");
				};


				if (res.is_valid() && res->get_path().is_resource_file()) {
					p_item->set_tooltip(1,res->get_path());
				} else if (res.is_valid()) {
					p_item->set_tooltip(1,res->get_name()+" ("+res->get_class()+")");
				}


				if (has_icon(res->get_class(),"EditorIcons")) {

					p_item->set_icon(0,get_icon(res->get_class(),"EditorIcons"));
				} else {

					Dictionary d = p_item->get_metadata(0);
					int hint=d.has("hint")?d["hint"].operator int():-1;
					String hint_text=d.has("hint_text")?d["hint_text"]:"";
					if (hint==PROPERTY_HINT_RESOURCE_TYPE) {

						if (has_icon(hint_text,"EditorIcons")) {

							p_item->set_icon(0,get_icon(hint_text,"EditorIcons"));

						} else {
							p_item->set_icon(0,get_icon("Object","EditorIcons"));

						}
					}
				}

				if (!res->is_class("Texture")) {
					//texture already previews via itself
					EditorResourcePreview::get_singleton()->queue_edited_resource_preview(res,this,"_resource_preview_done",p_item->get_instance_ID());
				}



			}


		} break;
		default: {};
	}

}


void PropertyEditor::_check_reload_status(const String&p_name, TreeItem* item) {

	bool has_reload=false;
	int found=-1;
	bool is_disabled=false;

	for(int i=0;i<item->get_button_count(1);i++) {

		if (item->get_button_id(1,i)==3) {
			found=i;
			is_disabled=item->is_button_disabled(1,i);
			break;
		}
	}

	if (_might_be_in_instance()) {


		Variant vorig;
		Dictionary d=item->get_metadata(0);
		int usage = d.has("usage")?int(int(d["usage"])&(PROPERTY_USAGE_STORE_IF_NONONE|PROPERTY_USAGE_STORE_IF_NONZERO)):0;


		if (_get_instanced_node_original_property(p_name,vorig) || usage) {
			Variant v = obj->get(p_name);


			bool changed = _is_property_different(v,vorig,usage);

			//if ((found!=-1 && !is_disabled)!=changed) {

				if (changed) {

					has_reload=true;
				} else {

				}

			//}

		}

	}

	if (obj->call("property_can_revert",p_name).operator bool()) {

		has_reload=true;
	}


	if (!has_reload && !obj->get_script().is_null()) {
		Ref<Script> scr = obj->get_script();
		Variant orig_value;
		if (scr->get_property_default_value(p_name,orig_value)) {
			if (orig_value!=obj->get(p_name)) {
				has_reload=true;
			}
		}
	}

	//print_line("found: "+itos(found)+" has reload: "+itos(has_reload)+" is_disabled "+itos(is_disabled));
	if (found!=-1 && !has_reload) {

		if (!is_disabled) {
			item->erase_button(1,found);
			if (item->get_cell_mode(1)==TreeItem::CELL_MODE_RANGE && item->get_text(1)==String()) {
				item->add_button(1,get_icon("ReloadEmpty","EditorIcons"),3,true);
			}
		}
	} else if (found==-1 && has_reload) {
		item->add_button(1,get_icon("ReloadSmall","EditorIcons"),3);
	} else if (found!=-1 && has_reload && is_disabled) {
		item->erase_button(1,found);
		item->add_button(1,get_icon("ReloadSmall","EditorIcons"),3);
	}
}



bool PropertyEditor::_is_drop_valid(const Dictionary& p_drag_data, const Dictionary& p_item_data) const {

	Dictionary d = p_item_data;

	if (d.has("type")) {

		int type = d["type"];
		if (type==Variant::OBJECT && d.has("hint") && d.has("hint_text") && int(d["hint"])==PROPERTY_HINT_RESOURCE_TYPE) {


			String allowed_type=d["hint_text"];

			Dictionary drag_data = p_drag_data;
			if (drag_data.has("type") && String(drag_data["type"])=="resource") {
				Ref<Resource> res = drag_data["resource"];
				for(int i=0;i<allowed_type.get_slice_count(",");i++) {
					String at = allowed_type.get_slice(",",i).strip_edges();
					if (res.is_valid() && ClassDB::is_parent_class(res->get_class(),at)) {
						return true;
					}
				}

			}

			if (drag_data.has("type") && String(drag_data["type"])=="files") {

				Vector<String> files = drag_data["files"];

				if (files.size()==1) {
					String file = files[0];
					String ftype = EditorFileSystem::get_singleton()->get_file_type(file);
					if (ftype!="") {

						for(int i=0;i<allowed_type.get_slice_count(",");i++) {
							String at = allowed_type.get_slice(",",i).strip_edges();
							if (ClassDB::is_parent_class(ftype,at)) {
								return true;
							}
						}
					}
				}
			}
		}
	}


	return false;

}
void PropertyEditor::_mark_drop_fields(TreeItem* p_at) {

	if (_is_drop_valid(get_viewport()->gui_get_drag_data(),p_at->get_metadata(0)))
		p_at->set_custom_bg_color(1,Color(0.7,0.5,0.2),true);

	if (p_at->get_children()) {
		_mark_drop_fields(p_at->get_children());
	}

	if (p_at->get_next()) {
		_mark_drop_fields(p_at->get_next());
	}
}

Variant PropertyEditor::get_drag_data_fw(const Point2& p_point,Control* p_from) {

	TreeItem *item = tree->get_item_at_pos(p_point);
	if (!item)
		return Variant();

	Dictionary d = item->get_metadata(0);
	if (!d.has("name"))
		return Variant();

	int col = tree->get_column_at_pos(p_point);
	if (col==0) {

		Dictionary dp;
		dp["type"]="obj_property";
		dp["object"]=obj;
		dp["property"]=d["name"];
		dp["value"]=obj->get(d["name"]);

		Label *label =memnew( Label );
		label->set_text(d["name"]);
		set_drag_preview(label);
		return dp;
	}



	Variant val = obj->get(d["name"]);

	if (val.get_type()==Variant::OBJECT) {
		RES res = val;
		if (res.is_valid()) {

			custom_editor->hide_menu();
			return EditorNode::get_singleton()->drag_resource(res,p_from);
		}
	}

	return Variant();
}

bool PropertyEditor::can_drop_data_fw(const Point2& p_point,const Variant& p_data,Control* p_from) const{

	TreeItem *item = tree->get_item_at_pos(p_point);
	if (!item)
		return false;

	int col = tree->get_column_at_pos(p_point);
	if (col!=1)
		return false;

	return _is_drop_valid(p_data,item->get_metadata(0));

}
void PropertyEditor::drop_data_fw(const Point2& p_point,const Variant& p_data,Control* p_from){

	TreeItem *item = tree->get_item_at_pos(p_point);
	if (!item)
		return;

	int col = tree->get_column_at_pos(p_point);
	if (col!=1)
		return;

	if (!_is_drop_valid(p_data,item->get_metadata(0)))
		return;

	Dictionary d = item->get_metadata(0);

	if (!d.has("name"))
		return;

	String name=d["name"];

	Dictionary drag_data = p_data;
	if (drag_data.has("type") && String(drag_data["type"])=="resource") {
		Ref<Resource> res = drag_data["resource"];
		if (res.is_valid()) {
			_edit_set(name,res);
			return;
		}
	}

	if (drag_data.has("type") && String(drag_data["type"])=="files") {

		Vector<String> files = drag_data["files"];

		if (files.size()==1) {
			String file = files[0];
			RES res = ResourceLoader::load(file);
			if (res.is_valid()) {
				_edit_set(name,res);
				return;
			}
		}
	}
}


void PropertyEditor::_clear_drop_fields(TreeItem* p_at) {

	Dictionary d = p_at->get_metadata(0);

	if (d.has("type")) {

		int type = d["type"];
		if (type==Variant::OBJECT) {
			p_at->clear_custom_bg_color(1);
		}

	}

	if (p_at->get_children()) {
		_clear_drop_fields(p_at->get_children());
	}

	if (p_at->get_next()) {
		_clear_drop_fields(p_at->get_next());
	}
}

void PropertyEditor::_notification(int p_what) {

	if (p_what==NOTIFICATION_ENTER_TREE) {

		get_tree()->connect("node_removed",this,"_node_removed");
	}
	if (p_what==NOTIFICATION_EXIT_TREE) {

		get_tree()->disconnect("node_removed",this,"_node_removed");
		edit(NULL);
	}


	if (p_what==NOTIFICATION_DRAG_BEGIN) {

		if (is_visible_in_tree() && tree->get_root()) {
			_mark_drop_fields(tree->get_root());
		}
	}

	if (p_what==NOTIFICATION_DRAG_END) {
		if (is_visible_in_tree() && tree->get_root()) {
			_clear_drop_fields(tree->get_root());
		}

	}

	if (p_what==NOTIFICATION_FIXED_PROCESS) {


		if (refresh_countdown>0) {
			refresh_countdown-=get_fixed_process_delta_time();
			if (refresh_countdown<=0) {
				TreeItem *root = tree->get_root();
				_refresh_item(root);
			}
		}

		changing=true;

		if (update_tree_pending) {

			update_tree();
			update_tree_pending=false;

		} else {

			const String *k=NULL;
			while ((k=pending.next(k))) {

				TreeItem * item = find_item(tree->get_root(),*k);
				if (!item)
					continue;

				_check_reload_status(*k,item);

				Dictionary d=item->get_metadata(0);
				set_item_text(item,d["type"],d["name"],d["hint"],d["hint_text"]);
			}
		}

		pending.clear();

		changing=false;

	}
}

TreeItem *PropertyEditor::get_parent_node(String p_path,HashMap<String,TreeItem*>& item_paths,TreeItem *root) {

	TreeItem *item=NULL;

	if (p_path=="") {

		item = root;
	} else if (item_paths.has(p_path)) {

		item = item_paths.get(p_path);
	} else {

		//printf("path %s parent path %s - item name %s\n",p_path.ascii().get_data(),p_path.left( p_path.find_last("/") ).ascii().get_data(),p_path.right( p_path.find_last("/") ).ascii().get_data() );
		TreeItem *parent = get_parent_node( p_path.left( p_path.find_last("/") ),item_paths,root );
		item = tree->create_item( parent );

		String name = (p_path.find("/")!=-1)?p_path.right( p_path.find_last("/")+1 ):p_path;
		if (capitalize_paths)
			item->set_text(0, name.capitalize() );
		else
			item->set_text(0, name );
		item->set_tooltip(0, p_path);
		if (item->get_parent()!=root) {
			item->set_icon( 0, get_icon("Folder","EditorIcons"));
		}

		item->set_editable(0,false);
		item->set_selectable(0,subsection_selectable);
		item->set_editable(1,false);
		item->set_selectable(1,subsection_selectable);

		if (item->get_parent()==root) {

			item->set_custom_bg_color(0,get_color("prop_subsection","Editor"));
			item->set_custom_bg_color(1,get_color("prop_subsection","Editor"));
		}

		item_paths[p_path]=item;
	}

	return item;

}


void PropertyEditor::_refresh_item(TreeItem *p_item) {

	if (!p_item)
		return;

	String name = p_item->get_metadata(1);

	if (name!=String()) {


		_check_reload_status(name,p_item);
#if 0
		bool has_reload=false;

		int found=-1;
		for(int i=0;i<p_item->get_button_count(1);i++) {

			if (p_item->get_button_id(1,i)==3) {
				found=i;
				break;
			}
		}

		if (_might_be_in_instance()) {

			Variant vorig;
			Dictionary d=p_item->get_metadata(0);
			int usage = d.has("usage")?int(int(d["usage"])&(PROPERTY_USAGE_STORE_IF_NONONE|PROPERTY_USAGE_STORE_IF_NONZERO)):0;


			if (_get_instanced_node_original_property(name,vorig) || usage) {
				Variant v = obj->get(name);


				bool changed = _is_property_different(v,vorig,usage);

				if ((found!=-1)!=changed) {

					if (changed) {

						has_reload=true;

					} else {

						//p_item->erase_button(1,found);
					}

				}

			}

		}

		if (!has_reload && !obj->get_script().is_null()) {
			Ref<Script> scr = obj->get_script();
			Variant orig_value;
			if (scr->get_property_default_value(name,orig_value)) {
				if (orig_value!=obj->get(name)) {
					has_reload=true;
				}
			}
		}

		if (!has_reload && found!=-1) {
			p_item->erase_button(1,found);
		} else if (has_reload && found==-1) {
			p_item->add_button(1,get_icon("ReloadSmall","EditorIcons"),3);
		}
#endif
		Dictionary d=p_item->get_metadata(0);
		set_item_text(p_item,d["type"],d["name"],d["hint"],d["hint_text"]);
	}

	TreeItem *c=p_item->get_children();

	while (c) {

		_refresh_item(c);

		c=c->get_next();
	}

}

void PropertyEditor::refresh() {

	if (refresh_countdown>0)
		return;
	refresh_countdown=EditorSettings::get_singleton()->get("docks/property_editor/auto_refresh_interval");

}

void PropertyEditor::update_tree() {


	tree->clear();

	if (!obj)
		return;

	HashMap<String,TreeItem*> item_path;

	TreeItem *root = tree->create_item(NULL);
	tree->set_hide_root(true);

	/*
	TreeItem *title = tree->create_item(root);

	title->set_custom_bg_color(0,get_color("prop_section","Editor"));
	title->set_text(0,"Property"); // todo, fetch name if ID exists in database
	title->set_editable(0,false);
	title->set_selectable(0,false);
	title->set_custom_bg_color(1,get_color("prop_section","Editor"));
	title->set_text(1,"Value"); // todo, fetch name if ID exists in database
	title->set_editable(1,false);
	title->set_selectable(1,false);
*/

	/*
	if (obj->cast_to<Node>() || obj->cast_to<Resource>()) {
		TreeItem *type = tree->create_item(root);

		type->set_text(0,"Type"); // todo, fetch name if ID exists in database
		type->set_text(1,obj->get_type()); // todo, fetch name if ID exists in database
		if (has_icon(obj->get_type(),"EditorIcons"))
			type->set_icon(1,get_icon(obj->get_type(),"EditorIcons") );
		else
			type->set_icon(1,get_icon("Object","EditorIcons") );

		type->set_selectable(0,false);
		type->set_selectable(1,false);


		TreeItem *name = tree->create_item(root);

		name->set_text(0,"Name"); // todo, fetch name if ID exists in database
		if (obj->is_type("Resource"))
			name->set_text(1,obj->cast_to<Resource>()->get_name());
		else if (obj->is_type("Node"))
			name->set_text(1,obj->cast_to<Node>()->get_name());
		name->set_selectable(0,false);
		name->set_selectable(1,false);
	}
*/
	List<PropertyInfo> plist;
	obj->get_property_list(&plist,true);

	bool draw_red=false;

	{
		Node *nod = obj->cast_to<Node>();
		Node *es = EditorNode::get_singleton()->get_edited_scene();
		if (nod && es!=nod && nod->get_owner()!=es) {
			draw_red=true;
		}
	}


	Color sscolor=get_color("prop_subsection","Editor");

	TreeItem * current_category=NULL;

	String filter = search_box ? search_box->get_text() : "";
	String group;
	String group_base;

	for (List<PropertyInfo>::Element *I=plist.front() ; I ; I=I->next()) {

		PropertyInfo& p = I->get();

		//make sure the property can be edited

		if (p.usage&PROPERTY_USAGE_GROUP) {

			group=p.name;
			group_base=p.hint_string;

			continue;

		} else if (p.usage&PROPERTY_USAGE_CATEGORY) {

			group="";
			group_base="";

			if (!show_categories)
				continue;

			List<PropertyInfo>::Element *N=I->next();
			bool valid=true;
			//if no properties in category, skip
			while(N) {
				if (N->get().usage&PROPERTY_USAGE_EDITOR)
					break;
				if (N->get().usage&PROPERTY_USAGE_CATEGORY) {
					valid=false;
					break;
				}
				N=N->next();
			}
			if (!valid)
				continue; //empty, ignore
			TreeItem * sep = tree->create_item(root);
			current_category=sep;
			String type=p.name;
			/*if (has_icon(type,"EditorIcons"))
				sep->set_icon(0,get_icon(type,"EditorIcons") );
			else
				sep->set_icon(0,get_icon("Object","EditorIcons") );
			print_line("CATEGORY: "+type);
			*/
			sep->set_text(0,type);
			sep->set_selectable(0,false);
			sep->set_selectable(1,false);
			sep->set_custom_bg_color(0,get_color("prop_category","Editor"));
			sep->set_custom_bg_color(1,get_color("prop_category","Editor"));

			if (use_doc_hints) {
				StringName type=p.name;
				if (!class_descr_cache.has(type)) {

					String descr;
					DocData *dd=EditorHelp::get_doc_data();
					Map<String,DocData::ClassDoc>::Element *E=dd->class_list.find(type);
					if (E) {
						descr=E->get().brief_description;
					}
					class_descr_cache[type]=descr.word_wrap(80);

				}

				sep->set_tooltip(0,TTR("Class:")+" "+p.name+":\n\n"+class_descr_cache[type]);
			}
			//sep->set_custom_color(0,Color(1,1,1));


			continue;
		} else  if ( ! (p.usage&PROPERTY_USAGE_EDITOR ) )
			continue;


		if (hide_script && p.name=="script")
			continue;

		String basename=p.name;
		if (group!="") {
			if (group_base!="") {
				if (basename.begins_with(group_base)) {
					basename=basename.replace_first(group_base,"");
				} else {
					group=""; //no longer using group base, clear
				}
			}
		}

		if (group!="") {
			basename=group+"/"+basename;
		}

		String name = (basename.find("/")!=-1)?basename.right( basename.find_last("/")+1 ):basename;

		if (capitalize_paths)
			name = name.camelcase_to_underscore().capitalize();

		String path=basename.left( basename.find_last("/") ) ;

		if (use_filter && filter!="") {

			String cat = path;

			if (capitalize_paths)
				cat = cat.capitalize();

			if (!filter.is_subsequence_ofi(cat) && !filter.is_subsequence_ofi(name))
				continue;
		}

		//printf("property %s\n",basename.ascii().get_data());
		TreeItem * parent = get_parent_node(path,item_path,current_category?current_category:root );
		/*
		if (parent->get_parent()==root)
			parent=root;
		*/
		int level = 0;
		if (parent!=root) {
			level++;
			TreeItem *parent_lev=parent;
			while(parent_lev->get_parent()!=root) {
				parent_lev=parent_lev->get_parent();
				level++;
			}
		}
		if (level>4)
			level=4;

		Color col = sscolor;
		col.a=(level/4.0)*0.7;

		TreeItem * item = tree->create_item( parent );

		if (level>0) {
			item->set_custom_bg_color(0,col);
			//item->set_custom_bg_color(1,col);
		}
		item->set_editable(0,false);
		item->set_selectable(0,false);

		if (p.usage&PROPERTY_USAGE_CHECKABLE) {

			item->set_cell_mode(0,TreeItem::CELL_MODE_CHECK);
			item->set_selectable(0,true);
			item->set_editable(0,true);
			item->set_checked(0,p.usage&PROPERTY_USAGE_CHECKED);
		}

		item->set_text(0, name);
		item->set_tooltip(0, p.name);

		if (use_doc_hints) {
			StringName setter;
			StringName type;
			if (ClassDB::get_setter_and_type_for_property(obj->get_class_name(),p.name,type,setter)) {

				String descr;
				bool found=false;
				Map<StringName,Map<StringName,String> >::Element *E=descr_cache.find(type);
				if (E) {

					Map<StringName,String>::Element *F=E->get().find(setter);
					if (F) {
						found=true;
						descr=F->get();
					}
				}
				if (!found) {

					DocData *dd=EditorHelp::get_doc_data();
					Map<String,DocData::ClassDoc>::Element *E=dd->class_list.find(type);
					if (E) {
						for(int i=0;i<E->get().methods.size();i++) {
							if (E->get().methods[i].name==setter.operator String()) {
								descr=E->get().methods[i].description.strip_edges().word_wrap(80);
							}
						}
					}

					descr_cache[type][setter]=descr;
				}

				item->set_tooltip(0, TTR("Property:")+" "+p.name+"\n\n"+descr);
			}
		}
		//EditorHelp::get_doc_data();

		Dictionary d;
		d["name"]=p.name;
		d["type"]=(int)p.type;
		d["hint"]=(int)p.hint;
		d["hint_text"]=p.hint_string;
		d["usage"]=(int)p.usage;

		item->set_metadata( 0, d );
		item->set_metadata( 1, p.name );

		if (draw_red)
			item->set_custom_color(0,Color(0.8,0.4,0.20));


		if (p.name==selected_property) {

			item->select(1);
		}


		//printf("property %s type %i\n",p.name.ascii().get_data(),p.type);
		switch( p.type ) {

			case Variant::BOOL: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CHECK );
				item->set_text(1,TTR("On"));
				item->set_tooltip(1, obj->get(p.name) ? "True" : "False");
				item->set_checked( 1, obj->get( p.name ) );
				if (show_type_icons)
					item->set_icon( 0, get_icon("Bool","EditorIcons") );
				item->set_editable(1,!read_only);

			} break;
			case Variant::REAL:
			case Variant::INT: {

				if (p.hint==PROPERTY_HINT_EXP_EASING) {

					item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
					item->set_text(1, String::num(obj->get( p.name ),2) );
					item->set_editable(1,!read_only);
					if (show_type_icons)
						item->set_icon( 0, get_icon("Curve","EditorIcons"));

					break;

				}

				if (p.hint==PROPERTY_HINT_LAYERS_2D_PHYSICS || p.hint==PROPERTY_HINT_LAYERS_2D_RENDER || p.hint==PROPERTY_HINT_LAYERS_3D_PHYSICS || p.hint==PROPERTY_HINT_LAYERS_3D_RENDER) {

					item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
					item->set_editable(1,!read_only);
					item->set_custom_draw(1,this,"_draw_flags");
					break;
				}

				if (p.hint==PROPERTY_HINT_FLAGS) {


					item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
					item->set_editable(1,!read_only);
					//item->set_icon( 0, get_icon("Curve","EditorIcons"));

					Vector<String> values = p.hint_string.split(",");
					String flags;
					int val = obj->get(p.name);
					for(int i=0;i<values.size();i++) {

						String v = values[i];
						if (v=="")
							continue;
						if (!(val&(1<<i)))
							continue;

						if (flags!="")
							flags+=", ";
						flags+=v;
					}
					item->set_text(1, flags );
					break;

				}

				if (p.hint==PROPERTY_HINT_ENUM)
					item->set_cell_mode( 1, TreeItem::CELL_MODE_RANGE );
				else
					item->set_cell_mode( 1, TreeItem::CELL_MODE_RANGE_EXPRESSION );


				if (p.hint==PROPERTY_HINT_SPRITE_FRAME || p.hint==PROPERTY_HINT_RANGE || p.hint==PROPERTY_HINT_EXP_RANGE) {

					int c = p.hint_string.get_slice_count(",");
					float min=0,max=100,step=1;
					if (c>=1) {

						min=p.hint_string.get_slice(",",0).to_double();
					}
					if (c>=2) {

						max=p.hint_string.get_slice(",",1).to_double();
					}

					if (p.hint!=PROPERTY_HINT_SPRITE_FRAME && c>=3) {

						step= p.hint_string.get_slice(",",2).to_double();
					}


					item->set_range_config(1,min,max,step,p.hint==PROPERTY_HINT_EXP_RANGE);
				} else if (p.hint==PROPERTY_HINT_ENUM) {

					//int c = p.hint_string.get_slice_count(",");
					item->set_text(1,p.hint_string);
					if (show_type_icons)
						item->set_icon( 0,get_icon("Enum","EditorIcons") );
					item->set_range(1, obj->get( p.name ) );
					item->set_editable(1,!read_only);
					break;
				} else if (p.hint==PROPERTY_HINT_OBJECT_ID) {

					//int c = p.hint_string.get_slice_count(",");
					item->set_cell_mode(1,TreeItem::CELL_MODE_CUSTOM);

					String type=p.hint_string;
					if (type=="")
						type="Object";

					ObjectID id = obj->get( p.name );
					if (id!=0) {
						item->set_text(1,type+" ID: "+itos(id));
						item->add_button(1,get_icon("EditResource","EditorIcons"));
					} else {
						item->set_text(1,"[Empty]");
					}

					if (has_icon(p.hint_string,"EditorIcons")) {
						type=p.hint_string;
					} else {
						type="Object";
					}

					item->set_icon(0,get_icon(type,"EditorIcons"));

					break;

				} else {
					if (p.type == Variant::REAL) {

						item->set_range_config(1, -16777216, 16777216, 0.001);
					} else {

						item->set_range_config(1, -2147483647, 2147483647, 1);
					}
				};

				if (p.type==Variant::REAL) {
					if (show_type_icons)
						item->set_icon( 0, get_icon("Real","EditorIcons"));
					item->set_range(1, obj->get( p.name ) );

				} else {
					if (show_type_icons)
						item->set_icon( 0,get_icon("Integer","EditorIcons") );
					item->set_range(1, obj->get( p.name ) );
				}


				item->set_editable(1,!read_only);


			} break;
			case Variant::STRING: {

				switch (p.hint) {

					case PROPERTY_HINT_DIR:
					case PROPERTY_HINT_FILE:
					case PROPERTY_HINT_GLOBAL_DIR:
					case PROPERTY_HINT_GLOBAL_FILE: {

						item->set_cell_mode( 1, TreeItem::CELL_MODE_STRING );
						item->set_editable(1,!read_only);
						if (show_type_icons)
							item->set_icon( 0, get_icon("File","EditorIcons") );
						item->set_text(1,obj->get(p.name));
						item->add_button(1,get_icon("Folder","EditorIcons"));

					} break;
					case PROPERTY_HINT_ENUM: {

						item->set_cell_mode( 1, TreeItem::CELL_MODE_RANGE );
						Vector<String> strings = p.hint_string.split(",");
						String current = obj->get(p.name);
						int idx=0;
						for(int x=0;x<strings.size();x++) {
							if (strings[x]==current) {
								idx=x;
								break;
							}
						}
						item->set_text(1, p.hint_string);
						item->set_range(1,idx);
						item->set_editable( 1, !read_only );
						if (show_type_icons)
							item->set_icon( 0,get_icon("Enum","EditorIcons") );


					} break;
					case PROPERTY_HINT_METHOD_OF_VARIANT_TYPE: ///< a property of a type
					case PROPERTY_HINT_METHOD_OF_BASE_TYPE: ///< a method of a base type
					case PROPERTY_HINT_METHOD_OF_INSTANCE: ///< a method of an instance
					case PROPERTY_HINT_METHOD_OF_SCRIPT: ///< a method of a script & base
					case PROPERTY_HINT_PROPERTY_OF_VARIANT_TYPE: ///< a property of a type
					case PROPERTY_HINT_PROPERTY_OF_BASE_TYPE: ///< a property of a base type
					case PROPERTY_HINT_PROPERTY_OF_INSTANCE: ///< a property of an instance
					case PROPERTY_HINT_PROPERTY_OF_SCRIPT: ///< a property of a script & base
					case PROPERTY_HINT_TYPE_STRING: {

						item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM);
						item->set_editable(1,!read_only);
						if (show_type_icons)
							item->set_icon( 0, get_icon("String","EditorIcons") );
						item->set_text(1,obj->get(p.name));

					} break;

					default: {

						item->set_cell_mode( 1, TreeItem::CELL_MODE_STRING );
						item->set_editable(1,!read_only);
						if (show_type_icons)
							item->set_icon( 0, get_icon("String","EditorIcons") );
						item->set_text(1,obj->get(p.name));
						if (p.hint==PROPERTY_HINT_MULTILINE_TEXT)
							item->add_button(1,get_icon("MultiLine","EditorIcons") );

					} break;
				}

			} break;
			case Variant::ARRAY: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->add_button(1,get_icon("EditResource","EditorIcons"));


				Variant v = obj->get(p.name);
				String type_name = "Array";
				String type_name_suffix = "";
				
				String hint = p.hint_string;
				while(hint.begins_with(itos(Variant::ARRAY)+":")) {
					type_name += "<Array";
					type_name_suffix += ">";
					hint = hint.substr(2, hint.size()-2);
				}
				if(hint.find(":") >= 0) {
					hint = hint.substr(0,hint.find(":"));
					if(hint.find("/") >= 0) {
						hint = hint.substr(0,hint.find("/"));
					}
					type_name += "<" + Variant::get_type_name(Variant::Type(hint.to_int()));
					type_name_suffix += ">";
				}
				type_name += type_name_suffix;
				
				if (v.is_array())
					item->set_text(1,type_name+"["+itos(v.call("size"))+"]");
				else
					item->set_text(1,type_name+"[]");
				
				if (show_type_icons)
					item->set_icon( 0, get_icon("ArrayData","EditorIcons") );


			} break;

			case Variant::POOL_INT_ARRAY: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->add_button(1,get_icon("EditResource","EditorIcons"));

				Variant v = obj->get(p.name);
				if (v.is_array())
					item->set_text(1,"IntArray["+itos(v.call("size"))+"]");
				else
					item->set_text(1,"IntArray[]");
				if (show_type_icons)
					item->set_icon( 0, get_icon("ArrayInt","EditorIcons") );


			} break;
			case Variant::POOL_REAL_ARRAY: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->add_button(1,get_icon("EditResource","EditorIcons"));

				Variant v = obj->get(p.name);
				if (v.is_array())
					item->set_text(1,"FloatArray["+itos(v.call("size"))+"]");
				else
					item->set_text(1,"FloatArray[]");
				if (show_type_icons)
					item->set_icon( 0, get_icon("ArrayReal","EditorIcons") );


			} break;
			case Variant::POOL_STRING_ARRAY: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->add_button(1,get_icon("EditResource","EditorIcons"));

				Variant v = obj->get(p.name);
				if (v.is_array())
					item->set_text(1,"String["+itos(v.call("size"))+"]");
				else
					item->set_text(1,"String[]");
				if (show_type_icons)
					item->set_icon( 0, get_icon("ArrayString","EditorIcons") );


			} break;
			case Variant::POOL_BYTE_ARRAY: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->add_button(1,get_icon("EditResource","EditorIcons"));

				Variant v = obj->get(p.name);
				if (v.is_array())
					item->set_text(1,"Byte["+itos(v.call("size"))+"]");
				else
					item->set_text(1,"Byte[]");
				if (show_type_icons)
					item->set_icon( 0, get_icon("ArrayData","EditorIcons") );


			} break;
			case Variant::POOL_VECTOR2_ARRAY: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->add_button(1,get_icon("EditResource","EditorIcons"));

				Variant v = obj->get(p.name);
				if (v.is_array())
					item->set_text(1,"Vector2["+itos(v.call("size"))+"]");
				else
					item->set_text(1,"Vector2[]");
				if (show_type_icons)
					item->set_icon( 0, get_icon("Vector2","EditorIcons") );


			} break;
			case Variant::POOL_VECTOR3_ARRAY: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->add_button(1,get_icon("EditResource","EditorIcons"));

				Variant v = obj->get(p.name);
				if (v.is_array())
					item->set_text(1,"Vector3["+itos(v.call("size"))+"]");
				else
					item->set_text(1,"Vector3[]");
				if (show_type_icons)
					item->set_icon( 0, get_icon("Vector","EditorIcons") );


			} break;
			case Variant::POOL_COLOR_ARRAY: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->add_button(1,get_icon("EditResource","EditorIcons"));

				Variant v = obj->get(p.name);
				if (v.is_array())
					item->set_text(1,"Color["+itos(v.call("size"))+"]");
				else
					item->set_text(1,"Color[]");
				if (show_type_icons)
					item->set_icon( 0, get_icon("Color","EditorIcons") );


			} break;
			case Variant::VECTOR2: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, true );
				item->set_text(1,obj->get(p.name));
				if (show_type_icons)
					item->set_icon( 0,get_icon("Vector2","EditorIcons") );

			} break;
			case Variant::RECT2: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, true );
				item->set_text(1,obj->get(p.name));
				if (show_type_icons)
					item->set_icon( 0,get_icon("Rect2","EditorIcons") );

			} break;
			case Variant::VECTOR3: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, true );
				item->set_text(1,obj->get(p.name));
				if (show_type_icons)
					item->set_icon( 0,get_icon("Vector","EditorIcons") );

			} break;
			case Variant::TRANSFORM2D:
			case Variant::BASIS: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, true );
				item->set_text(1, obj->get(p.name));
			} break;
			case Variant::TRANSFORM: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, true );
				item->set_text(1,obj->get(p.name));
				if (show_type_icons)
					item->set_icon( 0,get_icon("Matrix","EditorIcons") );

			} break;
			case Variant::PLANE: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, true );
				item->set_text(1,obj->get(p.name));
				if (show_type_icons)
					item->set_icon( 0,get_icon("Plane","EditorIcons") );

			} break;
			case Variant::RECT3: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, true );
				item->set_text(1,"Rect3");
				if (show_type_icons)
					item->set_icon( 0,get_icon("Rect3","EditorIcons") );
			} break;

			case Variant::QUAT: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, true );
				item->set_text(1,obj->get(p.name));
				if (show_type_icons)
					item->set_icon( 0,get_icon("Quat","EditorIcons") );

			} break;
			case Variant::COLOR: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, !read_only );
				//item->set_text(1,obj->get(p.name));
				item->set_custom_draw(1,this,"_draw_transparency");
				if (show_type_icons)
					item->set_icon( 0,get_icon("Color","EditorIcons") );

			} break;
			case Variant::IMAGE: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, !read_only );
				Image img = obj->get( p.name );
				if (img.empty())
					item->set_text(1,"[Image (empty)]");
				else
					item->set_text(1,"[Image "+itos(img.get_width())+"x"+itos(img.get_height())+"-"+String(Image::get_format_name(img.get_format()))+"]");
				if (show_type_icons)
					item->set_icon( 0,get_icon("Image","EditorIcons") );

			} break;
			case Variant::NODE_PATH: {

				item->set_cell_mode(1, TreeItem::CELL_MODE_STRING);
				item->set_editable( 1, !read_only );
				item->set_text(1,obj->get(p.name));
				item->add_button(1, get_icon("CopyNodePath", "EditorIcons"));

			} break;
			case Variant::OBJECT: {

				item->set_cell_mode( 1, TreeItem::CELL_MODE_CUSTOM );
				item->set_editable( 1, !read_only );
				item->add_button(1,get_icon("EditResource","EditorIcons"));
				String type;
				if (p.hint==PROPERTY_HINT_RESOURCE_TYPE)
					type=p.hint_string;

				if (obj->get( p.name ).get_type() == Variant::NIL || obj->get( p.name ).operator RefPtr().is_null()) {
					item->set_text(1,"<null>");
					item->set_icon(1,Ref<Texture>());

				} else {
					RES res = obj->get( p.name ).operator RefPtr();

					if (res->is_class("Texture")) {
						int tw = EditorSettings::get_singleton()->get("docks/property_editor/texture_preview_width");
						item->set_icon_max_width(1,tw);
						item->set_icon(1,res);
						item->set_text(1,"");

					} else if (res->get_name() != "") {

						item->set_text(1, res->get_name());
					} else if (res->get_path()!="" && !res->get_path().begins_with("local://")) {
						item->set_text(1, res->get_path().get_file());

					} else {
						item->set_text(1,"<"+res->get_class()+">");
					}

					if (has_icon(res->get_class(),"EditorIcons")) {
						type=res->get_class();
					}

					if (res.is_valid() && res->get_path().is_resource_file()) {
						item->set_tooltip(1,res->get_path());
					} else if (res.is_valid()) {
						item->set_tooltip(1,res->get_name()+" ("+res->get_class()+")");
					}
					if (!res->is_class("Texture")) {
						//texture already previews via itself
						EditorResourcePreview::get_singleton()->queue_edited_resource_preview(res,this,"_resource_preview_done",item->get_instance_ID());
					}

				}


				if (type!=String()) {
					if (type.find(",")!=-1)
						type=type.get_slice(",",0);
					//printf("prop %s , type %s\n",p.name.ascii().get_data(),p.hint_string.ascii().get_data());
					if (has_icon(type,"EditorIcons"))
						item->set_icon( 0, get_icon(type,"EditorIcons") );
					else
						item->set_icon( 0, get_icon("Object","EditorIcons") );
				}

				//item->double_click_signal.connect( Method1<int>( Method2<int,String>( this, &Editoritem_obj_edited ), p.name ) );

			} break;
			default: {};
		}

		if (keying) {

			if (p.hint==PROPERTY_HINT_SPRITE_FRAME) {

				item->add_button(1,get_icon("KeyNext","EditorIcons"),5);
			} else {
				item->add_button(1,get_icon("Key","EditorIcons"),2);
			}
		}

		bool has_reload=false;

		bool mbi = _might_be_in_instance();
		if (mbi) {

			Variant vorig;
			Dictionary d=item->get_metadata(0);
			int usage = d.has("usage")?int(int(d["usage"])&(PROPERTY_USAGE_STORE_IF_NONONE|PROPERTY_USAGE_STORE_IF_NONZERO)):0;
			if (_get_instanced_node_original_property(p.name,vorig) || usage) {
				Variant v = obj->get(p.name);


				if (_is_property_different(v,vorig,usage)) {
					//print_line("FOR "+String(p.name)+" RELOAD WITH: "+String(v)+"("+Variant::get_type_name(v.get_type())+")=="+String(vorig)+"("+Variant::get_type_name(vorig.get_type())+")");
					item->add_button(1,get_icon("ReloadSmall","EditorIcons"),3);
					has_reload=true;
				}
			}

		}

		if (obj->call("property_can_revert",p.name).operator bool()) {

			item->add_button(1,get_icon("ReloadSmall","EditorIcons"),3);
			has_reload=true;
		}

		if (!has_reload && !obj->get_script().is_null()) {
			Ref<Script> scr = obj->get_script();
			Variant orig_value;
			if (scr->get_property_default_value(p.name,orig_value)) {
				if (orig_value!=obj->get(p.name)) {
					item->add_button(1,get_icon("ReloadSmall","EditorIcons"),3);
					has_reload=true;
				}
			}
		}

		if (mbi && !has_reload && item->get_cell_mode(1)==TreeItem::CELL_MODE_RANGE && item->get_text(1)==String()) {
				item->add_button(1,get_icon("ReloadEmpty","EditorIcons"),3,true);
		}



	}
}

void PropertyEditor::_draw_transparency(Object *t, const Rect2& p_rect) {

	TreeItem *ti=t->cast_to<TreeItem>();
	if (!ti)
		   return;

	Color color=obj->get(ti->get_metadata(1));
	Ref<Texture> arrow=tree->get_icon("select_arrow");

	// make a little space between consecutive color fields
	Rect2 area=p_rect;
	area.pos.y+=1;
	area.size.height-=2;
	area.size.width-=arrow->get_size().width+5;
	tree->draw_texture_rect(get_icon("Transparent", "EditorIcons"), area, true);
	tree->draw_rect(area, color);

}


void PropertyEditor::_item_selected() {


	TreeItem *item = tree->get_selected();
	ERR_FAIL_COND(!item);
	selected_property=item->get_metadata(1);

}


void PropertyEditor::_edit_set(const String& p_name, const Variant& p_value, bool p_refresh_all) {

	if (autoclear) {
		TreeItem *item = tree->get_selected();
		if (item && item->get_cell_mode(0)==TreeItem::CELL_MODE_CHECK) {

			item->set_checked(0,true);
		}
	}

	if (!undo_redo || obj->cast_to<MultiNodeEdit>() || obj->cast_to<ArrayPropertyEdit>()) { //kind of hacky

		obj->set(p_name,p_value);
		if (p_refresh_all)
			_changed_callbacks(obj,"");
		else
			_changed_callbacks(obj,p_name);

		emit_signal(_prop_edited,p_name);


	} else {

		undo_redo->create_action(TTR("Set")+" "+p_name,UndoRedo::MERGE_ENDS);
		undo_redo->add_do_property(obj,p_name,p_value);
		undo_redo->add_undo_property(obj,p_name,obj->get(p_name));

		if (p_refresh_all) {
			undo_redo->add_do_method(this,"_changed_callback",obj,"");
			undo_redo->add_undo_method(this,"_changed_callback",obj,"");
		} else {

			undo_redo->add_do_method(this,"_changed_callback",obj,p_name);
			undo_redo->add_undo_method(this,"_changed_callback",obj,p_name);
		}

		Resource *r = obj->cast_to<Resource>();
		if (r) {
			if (!r->is_edited() && String(p_name)!="resource/edited") {
				undo_redo->add_do_method(r,"set_edited",true);
				undo_redo->add_undo_method(r,"set_edited",false);
			}

			if (String(p_name)=="resource_local_to_scene") {
				bool prev = obj->get(p_name);
				bool next = p_value;
				if (next) {
					undo_redo->add_do_method(this,"setup_local_to_scene");
				}
				if (prev) {
					undo_redo->add_undo_method(this,"setup_local_to_scene");
				}
			}
		}
		undo_redo->add_do_method(this,"emit_signal",_prop_edited,p_name);
		undo_redo->add_undo_method(this,"emit_signal",_prop_edited,p_name);
		undo_redo->commit_action();
	}
}


void PropertyEditor::_item_edited() {


	TreeItem * item = tree->get_edited();
	if (!item)
		return; //it all happened too fast..

	Dictionary d = item->get_metadata(0);

	String name=d["name"];

	if (tree->get_edited_column()==0) {
		//property checked
		if (autoclear) {
			if (!item->is_checked(0)) {
				obj->set(name,Variant());
				update_property(name);
			} else {
				Variant::CallError ce;
				obj->set(name,Variant::construct(Variant::Type(int(d["type"])),NULL,0,ce));
			}
		} else {
			emit_signal("property_toggled",name,item->is_checked(0));
		}
		return;
	}

	if (autoclear && item->get_cell_mode(0)==TreeItem::CELL_MODE_CHECK && item->get_cell_mode(1)!=TreeItem::CELL_MODE_CUSTOM) {
		item->set_checked(0,true);

	}


	int type=d["type"];
	int hint= d["hint"];
	int usage = d["usage"];
	bool refresh_all = usage&PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED;

	String hint_text=d["hint_text"];
	switch(type) {

		case Variant::NIL: {

		} break;
		case Variant::BOOL: {

			_edit_set(name,item->is_checked(1),refresh_all);
			item->set_tooltip(1, item->is_checked(1) ? "True" : "False");
		} break;
		case Variant::INT:
		case Variant::REAL: {

			if (hint==PROPERTY_HINT_LAYERS_2D_PHYSICS || hint==PROPERTY_HINT_LAYERS_2D_RENDER || hint==PROPERTY_HINT_LAYERS_3D_PHYSICS || hint==PROPERTY_HINT_LAYERS_3D_RENDER)
				break;
			if (hint==PROPERTY_HINT_EXP_EASING)
				break;
			if (hint==PROPERTY_HINT_FLAGS)
				break;

			if (type==Variant::INT)
				_edit_set(name,int(item->get_range(1)),refresh_all);
			else
				_edit_set(name,item->get_range(1),refresh_all);
		} break;
		case Variant::STRING: {

			if (hint==PROPERTY_HINT_ENUM) {

				int idx= item->get_range(1);

				Vector<String> strings = hint_text.split(",");
				String txt;
				if (idx>=0 && idx<strings.size()) {

					txt=strings[idx];
				}

				_edit_set(name,txt,refresh_all);
			} else {
				_edit_set(name,item->get_text(1),refresh_all);
			}
		} break;
			// math types

		case Variant::VECTOR3: {

		} break;
		case Variant::PLANE: {

		} break;
		case Variant::QUAT: {

		} break;
		case Variant::RECT3: {

		} break;
		case Variant::BASIS: {

		} break;
		case Variant::TRANSFORM: {

		} break;

		case Variant::COLOR: {
			//_edit_set(name,item->get_custom_bg_color(0));
		} break;
		case Variant::IMAGE: {

		} break;
		case Variant::NODE_PATH: {
			_edit_set(name, NodePath(item->get_text(1)),refresh_all);

		} break;

		case Variant::INPUT_EVENT: {

		} break;
		case Variant::DICTIONARY: {

		} break;

			// arrays
		case Variant::POOL_BYTE_ARRAY: {

		} break;
		case Variant::POOL_INT_ARRAY: {

		} break;
		case Variant::POOL_REAL_ARRAY: {

		} break;
		case Variant::POOL_STRING_ARRAY: {

		} break;
		case Variant::POOL_VECTOR3_ARRAY: {

		} break;
		case Variant::POOL_COLOR_ARRAY: {

		} break;


	};
}


void PropertyEditor::_resource_edit_request() {

	RES res=custom_editor->get_variant();
	if (res.is_null())
		return;

	String name=custom_editor->get_name();


	emit_signal("resource_selected",res.get_ref_ptr(),name);
}

void PropertyEditor::_custom_editor_edited() {


	if (!obj)
		return;


	_edit_set(custom_editor->get_name(), custom_editor->get_variant());
}

void PropertyEditor::_custom_editor_request(bool p_arrow) {

	TreeItem * item = tree->get_edited();
	ERR_FAIL_COND(!item);
	Dictionary d = item->get_metadata(0);

	//int type=d["type"];
	String name=d["name"];
	Variant::Type type=Variant::NIL;
	if (d.has("type"))
		type=(Variant::Type)((int)(d["type"]));

	Variant v=obj->get(name);
	int hint=d.has("hint")?d["hint"].operator int():-1;
	String hint_text=d.has("hint_text")?d["hint_text"]:"";
	Rect2 where=tree->get_custom_popup_rect();
	custom_editor->set_pos(where.pos);

	if (custom_editor->edit(obj,name,type,v,hint,hint_text)) {
		custom_editor->popup();
	}
}

void PropertyEditor::edit(Object* p_object) {


	if (obj==p_object)
		return;
	if (obj) {

		obj->remove_change_receptor(this);
	}

	obj=p_object;

	evaluator->edit(p_object);

	update_tree();

	if (obj) {

		obj->add_change_receptor(this);
	}


}

void PropertyEditor::_set_range_def(Object *p_item, String prop,float p_frame) {

	TreeItem *ti = p_item->cast_to<TreeItem>();
	ERR_FAIL_COND(!ti);

	ti->call_deferred("set_range",1, p_frame);
	obj->call_deferred("set",prop,p_frame);

}

void PropertyEditor::_edit_button(Object *p_item, int p_column, int p_button) {
	TreeItem *ti = p_item->cast_to<TreeItem>();
	ERR_FAIL_COND(!ti);

	Dictionary d = ti->get_metadata(0);

	if (p_button==2) {

		if (!d.has("name"))
			return;
		String prop=d["name"];
		emit_signal("property_keyed",prop,obj->get(prop),false);
	} else if (p_button==5) {
		print_line("PB5");
		if (!d.has("name"))
			return;
		String prop=d["name"];
		emit_signal("property_keyed",prop,obj->get(prop),true);
		//set_range(p_column, ti->get_range(p_column)+1.0 );
		call_deferred("_set_range_def",ti,prop,ti->get_range(p_column)+1.0);
	} else if (p_button==3) {

		if (!d.has("name"))
			return;

		String prop=d["name"];

		Variant vorig;

		if (_might_be_in_instance() && _get_instanced_node_original_property(prop,vorig)) {

			_edit_set(prop,vorig);
			return;
		}

		if (obj->call("property_can_revert",prop).operator bool()) {
			Variant rev = obj->call("property_get_revert",prop);
			_edit_set(prop,rev);
		}

		if  (!obj->get_script().is_null()) {
			Ref<Script> scr = obj->get_script();
			Variant orig_value;
			if (scr->get_property_default_value(prop,orig_value)) {
				_edit_set(prop,orig_value);
			}
		}


	} else {

		Dictionary d = ti->get_metadata(0);
		if (!d.has("type"))
			return;
		if (!d.has("hint"))
			return;
		if (!d.has("name"))
			return;
		if (!d.has("hint_text"))
			return;

		int t = d["type"];
		int h = d["hint"];
		String n = d["name"];
		String ht = d["hint_text"];

		if(t == Variant::NODE_PATH) {

			Variant v = obj->get(n);
			custom_editor->edit(obj, n, (Variant::Type)t, v, h, ht);
			Rect2 where = tree->get_item_rect(ti, 1);
			where.pos -= tree->get_scroll();
			where.pos += tree->get_global_pos();
			custom_editor->set_pos(where.pos);
			custom_editor->popup();

		} else if (t==Variant::STRING) {


			Variant v = obj->get(n);
			custom_editor->edit(obj,n,(Variant::Type)t,v,h,ht);
			//Rect2 where=tree->get_custom_popup_rect();
			if (h==PROPERTY_HINT_FILE || h==PROPERTY_HINT_DIR || h==PROPERTY_HINT_GLOBAL_DIR || h==PROPERTY_HINT_GLOBAL_FILE) {

				Rect2 where=tree->get_item_rect(ti,1);
				where.pos-=tree->get_scroll();
				where.pos+=tree->get_global_pos();
				custom_editor->set_pos(where.pos);
				custom_editor->popup();
			} else {
				custom_editor->popup_centered_ratio();
			}

		} else if (t==Variant::OBJECT) {

			RES r = obj->get(n);
			if (r.is_valid()) {

				emit_signal("resource_selected",r,n);
			}
		} else if (t==Variant::INT && h==PROPERTY_HINT_OBJECT_ID) {

			emit_signal("object_id_selected",obj->get(n));
			print_line("OBJ ID SELECTED");

		} else if (t==Variant::ARRAY || t==Variant::POOL_INT_ARRAY || t==Variant::POOL_REAL_ARRAY || t==Variant::POOL_STRING_ARRAY || t==Variant::POOL_VECTOR2_ARRAY || t==Variant::POOL_VECTOR3_ARRAY || t==Variant::POOL_COLOR_ARRAY || t==Variant::POOL_BYTE_ARRAY) {

			Variant v = obj->get(n);

			if (v.get_type()!=t) {
				Variant::CallError ce;
				v=Variant::construct(Variant::Type(t),NULL,0,ce);
			}

			Ref<ArrayPropertyEdit> ape = memnew( ArrayPropertyEdit );
			ape->edit(obj,n,ht,Variant::Type(t));

			EditorNode::get_singleton()->push_item(ape.ptr());
		}
	}
}


void PropertyEditor::_node_removed(Node *p_node) {

	if (p_node==obj) {

		edit(NULL);
	}
}


void PropertyEditor::set_keying(bool p_active) {

	if (keying==p_active)
		return;

	keying=p_active;
	update_tree();
}

void PropertyEditor::_draw_flags(Object *t,const Rect2& p_rect) {

	TreeItem *ti = t->cast_to<TreeItem>();
	if (!ti)
		return;

	Dictionary d = ti->get_metadata(0);

	if (!d.has("name"))
		return;

	uint32_t f = obj->get(d["name"]);

	int bsize = (p_rect.size.height*80/100)/2;

	int h = bsize*2+1;
	int vofs = (p_rect.size.height-h)/2;

	for(int i=0;i<2;i++) {

		Point2 ofs(4,vofs);
		if (i==1)
			ofs.y+=bsize+1;

		ofs+=p_rect.pos;
		for(int j=0;j<10;j++) {

			Point2 o = ofs+Point2(j*(bsize+1),0);
			if (j>=5)
				o.x+=1;

			uint32_t idx=i*10+j;
			bool on=f&(1<<idx);
			tree->draw_rect(Rect2(o,Size2(bsize,bsize)),Color(0,0,0,on?0.8:0.3));
		}
	}


}

void PropertyEditor::_filter_changed(const String& p_text) {

	update_tree();
}



void PropertyEditor::_resource_preview_done(const String& p_path,const Ref<Texture>& p_preview,Variant p_ud) {

	if (p_preview.is_null())
		return; //don't bother with empty preview

	ObjectID id = p_ud;
	Object *obj = ObjectDB::get_instance(id);

	if (!obj)
		return;

	TreeItem *ti = obj->cast_to<TreeItem>();

	ERR_FAIL_COND(!ti);

	int tw = EditorSettings::get_singleton()->get("docks/property_editor/texture_preview_width");

	ti->set_icon(1,p_preview); //should be scaled I think?
	ti->set_icon_max_width(1,tw);
	ti->set_text(1,"");
}
void PropertyEditor::_bind_methods() {

	ClassDB::bind_method( "_item_edited",&PropertyEditor::_item_edited);
	ClassDB::bind_method( "_item_selected",&PropertyEditor::_item_selected);
	ClassDB::bind_method( "_custom_editor_request",&PropertyEditor::_custom_editor_request);
	ClassDB::bind_method( "_custom_editor_edited",&PropertyEditor::_custom_editor_edited);
	ClassDB::bind_method( "_resource_edit_request",&PropertyEditor::_resource_edit_request);
	ClassDB::bind_method( "_node_removed",&PropertyEditor::_node_removed);
	ClassDB::bind_method( "_edit_button",&PropertyEditor::_edit_button);
	ClassDB::bind_method( "_changed_callback",&PropertyEditor::_changed_callbacks);
	ClassDB::bind_method( "_draw_flags",&PropertyEditor::_draw_flags);
	ClassDB::bind_method( "_set_range_def",&PropertyEditor::_set_range_def);
	ClassDB::bind_method( "_filter_changed",&PropertyEditor::_filter_changed);
	ClassDB::bind_method( "update_tree",&PropertyEditor::update_tree);
	ClassDB::bind_method( "_resource_preview_done",&PropertyEditor::_resource_preview_done);
	ClassDB::bind_method( "refresh",&PropertyEditor::refresh);
	ClassDB::bind_method( "_draw_transparency",&PropertyEditor::_draw_transparency);

	ClassDB::bind_method(D_METHOD("get_drag_data_fw"), &PropertyEditor::get_drag_data_fw);
	ClassDB::bind_method(D_METHOD("can_drop_data_fw"), &PropertyEditor::can_drop_data_fw);
	ClassDB::bind_method(D_METHOD("drop_data_fw"), &PropertyEditor::drop_data_fw);

	ADD_SIGNAL( MethodInfo("property_toggled",PropertyInfo( Variant::STRING, "property"),PropertyInfo( Variant::BOOL, "value")));
	ADD_SIGNAL( MethodInfo("resource_selected", PropertyInfo( Variant::OBJECT, "res"),PropertyInfo( Variant::STRING, "prop") ) );
	ADD_SIGNAL( MethodInfo("object_id_selected", PropertyInfo( Variant::INT, "id")) );
	ADD_SIGNAL( MethodInfo("property_keyed",PropertyInfo( Variant::STRING, "property")));
	ADD_SIGNAL( MethodInfo("property_edited",PropertyInfo( Variant::STRING, "property")));
}

Tree *PropertyEditor::get_scene_tree() {

	return tree;
}

Label* PropertyEditor::get_top_label() {

	return top_label;
}

void PropertyEditor::hide_top_label() {

	top_label->hide();
	tree->set_begin( Point2(0,0 ));
}

String PropertyEditor::get_selected_path() const {


	TreeItem *ti = tree->get_selected();
	if (!ti)
		return "";

	Dictionary d = ti->get_metadata(0);

	if (d.has("name"))
		return d["name"];
	else
		return "";
}

void PropertyEditor::set_capitalize_paths(bool p_capitalize) {

	capitalize_paths=p_capitalize;
}

void PropertyEditor::set_autoclear(bool p_enable) {

	autoclear=p_enable;
}

void PropertyEditor::set_show_categories(bool p_show) {

	show_categories=p_show;
	update_tree();
}

void PropertyEditor::set_use_filter(bool p_use) {

	if (p_use==use_filter)
		return;

	use_filter=p_use;
	update_tree();
}

void PropertyEditor::register_text_enter(Node* p_line_edit) {

	ERR_FAIL_NULL(p_line_edit);
	search_box=p_line_edit->cast_to<LineEdit>();

	if (search_box)
		search_box->connect("text_changed",this,"_filter_changed");
}

void PropertyEditor::set_subsection_selectable(bool p_selectable) {

	if (p_selectable==subsection_selectable)
		return;

	subsection_selectable=p_selectable;
	update_tree();
}

PropertyEditor::PropertyEditor() {

	_prop_edited="property_edited";

	hide_script=false;

	undo_redo=NULL;
	obj=NULL;
	search_box=NULL;
	changing=false;
	update_tree_pending=false;

	top_label = memnew( Label );
	top_label->set_text(TTR("Properties:"));
	top_label->set_anchor( MARGIN_RIGHT, ANCHOR_END );
	top_label->set_begin( Point2( 10,0) );
	top_label->set_end( Point2( 0,12) );

	add_child(top_label);


	tree = memnew( Tree );
	tree->set_anchor( MARGIN_RIGHT, ANCHOR_END );
	tree->set_anchor( MARGIN_BOTTOM, ANCHOR_END );
	tree->set_begin( Point2(0,19 ));
	tree->set_end( Point2(0,0 ));

	tree->set_columns(2);
	tree->set_column_expand(0,true);
	tree->set_column_min_width(0,30);
	tree->set_column_expand(1,true);
	tree->set_column_min_width(1,18);

	//tree->set_hide_root(true);
	add_child( tree );

	tree->connect("item_edited", this,"_item_edited",varray(),CONNECT_DEFERRED);
	tree->connect("cell_selected", this,"_item_selected");

	tree->set_drag_forwarding(this);

	set_fixed_process(true);

	custom_editor = memnew( CustomPropertyEditor );
	add_child(custom_editor);

	tree->connect("custom_popup_edited", this,"_custom_editor_request");
	tree->connect("button_pressed", this,"_edit_button");
	custom_editor->connect("variant_changed", this,"_custom_editor_edited");
	custom_editor->connect("resource_edit_request", this,"_resource_edit_request",make_binds(),CONNECT_DEFERRED);
	tree->set_hide_folding(true);

	evaluator = memnew (PropertyValueEvaluator);
	tree->set_value_evaluator(evaluator);
	custom_editor->set_value_evaluator(evaluator);

	capitalize_paths=true;
	autoclear=false;
	tree->set_column_titles_visible(false);

	keying=false;
	read_only=false;
	show_categories=false;
	refresh_countdown=0;
	use_doc_hints=false;
	use_filter=false;
	subsection_selectable=false;
	show_type_icons=EDITOR_DEF("interface/show_type_icons",false);

}


PropertyEditor::~PropertyEditor()
{
	memdelete(evaluator);
}


/////////////////////////////





class SectionedPropertyEditorFilter : public Object {

	GDCLASS( SectionedPropertyEditorFilter, Object );

	Object *edited;
	String section;
	bool allow_sub;

	bool _set(const StringName& p_name, const Variant& p_value) {

		if (!edited)
			return false;

		String name=p_name;
		if (section!="") {
			name=section+"/"+name;
		}

		bool valid;
		edited->set(name,p_value,&valid);
		//_change_notify(p_name.operator String().utf8().get_data());
		return valid;
	}

	bool _get(const StringName& p_name,Variant &r_ret) const{

		if (!edited)
			return false;

		String name=p_name;
		if (section!="") {
			name=section+"/"+name;
		}

		bool valid=false;

		r_ret=edited->get(name,&valid);
		return valid;


	}
	void _get_property_list(List<PropertyInfo> *p_list) const{

		if (!edited)
			return;

		List<PropertyInfo> pinfo;
		edited->get_property_list(&pinfo);
		for (List<PropertyInfo>::Element *E=pinfo.front();E;E=E->next()) {

			PropertyInfo pi=E->get();
			int sp = pi.name.find("/");

			if (pi.name=="resource_path" || pi.name=="resource_name" || pi.name.begins_with("script/")) //skip resource stuff
				continue;

			if (sp==-1) {
				pi.name="Global/"+pi.name;

			}

			if (pi.name.begins_with(section+"/")) {
				pi.name=pi.name.replace_first(section+"/","");
				if (!allow_sub && pi.name.find("/")!=-1)
					continue;
				p_list->push_back(pi);
			}
		}

	}

	bool property_can_revert(const String& p_name) {

		return edited->call("property_can_revert",section+"/"+p_name);
	}

	Variant property_get_revert(const String& p_name) {

		return edited->call("property_get_revert",section+"/"+p_name);
	}

protected:
	static void _bind_methods() {

		ClassDB::bind_method("property_can_revert",&SectionedPropertyEditorFilter::property_can_revert);
		ClassDB::bind_method("property_get_revert",&SectionedPropertyEditorFilter::property_get_revert);
	}

public:

	void set_section(const String& p_section,bool p_allow_sub) {

		section=p_section;
		allow_sub=p_allow_sub;
		_change_notify();
	}

	void set_edited(Object* p_edited) {
		edited=p_edited;
		_change_notify();
	}

	SectionedPropertyEditorFilter() {
		edited=NULL;
	}

};


void SectionedPropertyEditor::_bind_methods() {

	ClassDB::bind_method("_section_selected",&SectionedPropertyEditor::_section_selected);

	ClassDB::bind_method("update_category_list", &SectionedPropertyEditor::update_category_list);
}

void SectionedPropertyEditor::_section_selected() {

	if (!sections->get_selected())
		return;

	filter->set_section( sections->get_selected()->get_metadata(0), sections->get_selected()->get_children()==NULL);
}

void SectionedPropertyEditor::set_current_section(const String& p_section) {

	if (section_map.has(p_section)) {
		section_map[p_section]->select(0);
	}
}

String SectionedPropertyEditor::get_current_section() const {

	if (sections->get_selected())
		return sections->get_selected()->get_metadata(0);
	else
		return "";
}

String SectionedPropertyEditor::get_full_item_path(const String& p_item) {

	String base = get_current_section();

	if (base!="")
		return base+"/"+p_item;
	else
		return p_item;
}

void SectionedPropertyEditor::edit(Object* p_object) {

	if (!p_object) {
		obj = -1;
		sections->clear();

		filter->set_edited(NULL);
		editor->edit(NULL);

		return;
	}

	ObjectID id = p_object->get_instance_ID();

	if (obj != id) {

		obj = id;
		update_category_list();

		filter->set_edited(p_object);
		editor->edit(filter);

		if (sections->get_root()->get_children()) {
			sections->get_root()->get_children()->select(0);
		}
	} else {

		update_category_list();
	}
}

void SectionedPropertyEditor::update_category_list() {

	String selected_category=get_current_section();
	sections->clear();

	Object *o = ObjectDB::get_instance(obj);

	if (!o)
		return;

	List<PropertyInfo> pinfo;
	o->get_property_list(&pinfo);

	section_map.clear();

	TreeItem *root = sections->create_item();
	section_map[""]=root;


	for (List<PropertyInfo>::Element *E=pinfo.front();E;E=E->next()) {

		PropertyInfo pi=E->get();

		if (pi.usage&PROPERTY_USAGE_CATEGORY)
			continue;
		else if ( !(pi.usage&PROPERTY_USAGE_EDITOR) )
			continue;

		if (pi.name.find(":")!=-1 || pi.name=="script" || pi.name=="resource_name" || pi.name=="resource_path")
			continue;
		int sp = pi.name.find("/");
		if (sp==-1)
			pi.name="Global/"+pi.name;

		Vector<String> sectionarr = pi.name.split("/");
		String metasection;


		for(int i=0;i<MIN(2,sectionarr.size()-1);i++) {

			TreeItem *parent = section_map[metasection];

			if (i>0) {
				metasection+="/"+sectionarr[i];
			} else {
				metasection=sectionarr[i];
			}


			if (!section_map.has(metasection)) {
				TreeItem *ms = sections->create_item(parent);
				section_map[metasection]=ms;
				ms->set_text(0,sectionarr[i].capitalize());
				ms->set_metadata(0,metasection);

			}
		}

	}

	if (section_map.has(selected_category)) {
		section_map[selected_category]->select(0);
	}
}

PropertyEditor *SectionedPropertyEditor::get_property_editor() {

	return editor;
}

SectionedPropertyEditor::SectionedPropertyEditor() {

	obj = -1;

	VBoxContainer *left_vb = memnew( VBoxContainer);
	left_vb->set_custom_minimum_size(Size2(160,0)*EDSCALE);
	add_child(left_vb);

	sections = memnew( Tree );
	sections->set_v_size_flags(SIZE_EXPAND_FILL);
	sections->set_hide_root(true);

	left_vb->add_margin_child(TTR("Sections:"),sections,true);

	VBoxContainer *right_vb = memnew( VBoxContainer);
	right_vb->set_h_size_flags(SIZE_EXPAND_FILL);
	add_child(right_vb);

	filter = memnew( SectionedPropertyEditorFilter );
	editor = memnew( PropertyEditor );
	editor->set_v_size_flags(SIZE_EXPAND_FILL);
	right_vb->add_margin_child(TTR("Properties:"),editor,true);

	editor->get_scene_tree()->set_column_titles_visible(false);


	editor->hide_top_label();

	sections->connect("cell_selected",this,"_section_selected");

}

SectionedPropertyEditor::~SectionedPropertyEditor() {

	memdelete(filter);
}

double PropertyValueEvaluator::eval(const String& p_text) {

	if (!obj || !script_language)
		return _default_eval(p_text);

	Ref<Script> script= Ref<Script>(script_language ->create_script());
	script->set_source_code(_build_script(p_text));
	Error err = script->reload();
	if (err) {
		print_line("[PropertyValueEvaluator] Error loading script for expression: " + p_text);
		return _default_eval(p_text);
	}

	ScriptInstance *script_instance = script->instance_create(this);
	if (!script_instance)
		return _default_eval(p_text);

	Variant::CallError call_err;
	script_instance->call("set_this",obj);
	double result = script_instance->call("e", NULL, 0, call_err );
	if (call_err.error == Variant::CallError::CALL_OK) {
		return result;
	}
	print_line("[PropertyValueEvaluator]: Error eval! Error code: " + itos(call_err.error));

	memdelete(script_instance);

	return _default_eval(p_text);
}


void PropertyValueEvaluator::edit(Object *p_obj) {
	obj = p_obj;
}

String PropertyValueEvaluator::_build_script(const String& p_text) {
	String script_text = "tool\nvar this\nfunc set_this(p_this):\n\tthis=p_this\nfunc e():\n\treturn ";
	script_text += p_text.strip_edges();
	script_text += "\n";
	return script_text;
}

PropertyValueEvaluator::PropertyValueEvaluator() {
	script_language=NULL;

	for(int i=0;i<ScriptServer::get_language_count();i++) {
		if (ScriptServer::get_language(i)->get_name()=="GDScript") {
			script_language=ScriptServer::get_language(i);
		}
	}
}

PropertyValueEvaluator::~PropertyValueEvaluator() {

}