1 files changed, 375 insertions, 0 deletions
diff --git a/scene/gui/base_button.cpp b/scene/gui/base_button.cpp
new file mode 100644
index 0000000000..2e03871063
--- /dev/null
+++ b/scene/gui/base_button.cpp
@@ -0,0 +1,375 @@
+/*************************************************************************/
+/*  base_button.cpp                                                      */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2014 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 "base_button.h"
+#include "os/keyboard.h"
+#include "print_string.h"
+#include "button_group.h"
+
+
+void BaseButton::_input_event(InputEvent p_event) {
+
+
+	if (status.disabled) // no interaction with disabled button
+		return;
+		
+	switch(p_event.type) {
+	
+		case InputEvent::MOUSE_BUTTON: {
+	
+			const InputEventMouseButton &b=p_event.mouse_button;
+	
+			if ( status.disabled || b.button_index!=1 )
+				return;
+
+			if (status.pressing_button)
+				break;
+			
+			if (status.click_on_press) {
+
+				if (b.pressed) {
+
+					if (!toggle_mode) { //mouse press attempt
+
+						pressed();
+						emit_signal("pressed");
+
+					} else {
+
+						status.pressed=!status.pressed;
+						pressed();
+						emit_signal("pressed");
+
+						toggled(status.pressed);
+						emit_signal("toggled",status.pressed);
+
+					}
+
+
+				}
+
+				break;
+			}
+
+			if (b.pressed) {
+				
+				status.press_attempt=true;
+				status.pressing_inside=true;
+				
+			} else {
+				
+				
+				if (status.press_attempt &&status.pressing_inside) {
+						
+					if (!toggle_mode) { //mouse press attempt
+					
+						pressed();
+						emit_signal("pressed");										
+						
+					} else {
+					
+						status.pressed=!status.pressed;
+						
+						pressed();
+						emit_signal("pressed");
+						
+						toggled(status.pressed);
+						emit_signal("toggled",status.pressed);
+					
+					}
+		
+				}
+			
+				status.press_attempt=false;
+				
+			}
+			
+			update();				
+		} break;
+		case InputEvent::MOUSE_MOTION: {
+
+			if (status.press_attempt && status.pressing_button==0) {
+				bool last_press_inside=status.pressing_inside;
+				status.pressing_inside=has_point(Point2(p_event.mouse_motion.x,p_event.mouse_motion.y));
+				if (last_press_inside!=status.pressing_inside)
+					update();
+			}
+		} break;
+		case InputEvent::JOYSTICK_BUTTON:
+		case InputEvent::KEY: {
+		
+
+			if (p_event.is_echo()) {
+				break;
+			}
+
+			if (status.disabled) {
+				break;
+			}
+
+			if (status.press_attempt && status.pressing_button==0) {
+				break;
+			}
+
+			if (p_event.is_action("ui_accept")) {
+		
+				if (p_event.is_pressed()) {
+
+					status.pressing_button++;
+					status.press_attempt=true;
+					status.pressing_inside=true;
+
+				} else if (status.press_attempt) {
+
+					if (status.pressing_button)
+						status.pressing_button--;
+
+					if (status.pressing_button)
+						break;
+
+					status.press_attempt=false;
+					status.pressing_inside=false;
+				
+					if (!toggle_mode) { //mouse press attempt
+					
+						pressed();
+						emit_signal("pressed");				
+					} else {
+					
+						status.pressed=!status.pressed;
+						
+						pressed();
+						emit_signal("pressed");
+						
+						toggled(status.pressed);
+						emit_signal("toggled",status.pressed);
+					}
+				}
+				
+				accept_event();
+				update();		
+
+			}
+		}	
+			
+	}
+}
+
+void BaseButton::_notification(int p_what) {
+	
+
+	if (p_what==NOTIFICATION_MOUSE_ENTER) {
+	
+		status.hovering=true;
+		update();
+	}
+	
+	if (p_what==NOTIFICATION_MOUSE_EXIT) {
+		status.hovering=false;
+		update();
+	}	
+	if (p_what==NOTIFICATION_FOCUS_EXIT) {
+
+		if (status.pressing_button && status.press_attempt) {
+			status.press_attempt=false;
+			status.pressing_button=0;
+		}
+	}
+
+	if (p_what==NOTIFICATION_ENTER_SCENE) {
+
+		CanvasItem *ci=this;
+		while(ci) {
+
+			ButtonGroup *bg = ci->cast_to<ButtonGroup>();
+			if (bg) {
+
+				group=bg;
+				group->_add_button(this);
+			}
+
+			ci=ci->get_parent_item();
+		}
+	}
+
+	if (p_what==NOTIFICATION_EXIT_SCENE) {
+
+		if (group)
+			group->_remove_button(this);
+	}
+
+}
+
+void BaseButton::pressed() {
+
+	if (get_script_instance())
+		get_script_instance()->call("pressed");
+}
+
+void BaseButton::toggled(bool p_pressed) {
+
+	if (get_script_instance())
+		get_script_instance()->call("toggled",p_pressed);
+
+}
+
+
+void BaseButton::set_disabled(bool p_disabled) {
+	
+	status.disabled = p_disabled;
+	update();
+	_change_notify("disabled");
+	if (p_disabled)
+		set_focus_mode(FOCUS_NONE);
+	else
+		set_focus_mode(FOCUS_ALL);
+};
+
+bool BaseButton::is_disabled() const {
+
+	return status.disabled;
+};
+
+void BaseButton::set_pressed(bool p_pressed) {
+	
+	if (!toggle_mode)
+		return;
+	if (status.pressed==p_pressed)
+		return;
+	_change_notify("pressed");
+	status.pressed=p_pressed;
+	update();
+}
+
+bool BaseButton::is_pressing() const{
+	
+	return status.press_attempt;
+}
+
+bool BaseButton::is_pressed() const {
+	
+	return toggle_mode?status.pressed:status.press_attempt;
+}
+
+
+BaseButton::DrawMode BaseButton::get_draw_mode() const {
+	
+	if (status.disabled) {
+		return DRAW_DISABLED;
+	};
+	
+	//print_line("press attempt: "+itos(status.press_attempt)+" hover: "+itos(status.hovering)+" pressed: "+itos(status.pressed));
+	if (status.press_attempt==false && status.hovering && !status.pressed) {
+
+
+		return DRAW_HOVER;
+	} else {
+		/* determine if pressed or not */
+				
+		bool pressing;
+		if (status.press_attempt) {
+			
+			pressing=status.pressing_inside;
+			if (status.pressed)
+				pressing=!pressing;
+		} else {
+			
+			pressing=status.pressed;
+		}
+		
+		if (pressing) 
+			return DRAW_PRESSED;
+		else			
+			return DRAW_NORMAL;
+	}	
+
+	return DRAW_NORMAL;
+}
+
+void BaseButton::set_toggle_mode(bool p_on) {
+	
+	toggle_mode=p_on;
+}
+
+bool BaseButton::is_toggle_mode() const {
+	
+	return toggle_mode;
+}
+
+void BaseButton::set_click_on_press(bool p_click_on_press) {
+
+	status.click_on_press=p_click_on_press;
+}
+
+bool BaseButton::get_click_on_press() const {
+
+	return status.click_on_press;
+}
+
+
+void BaseButton::_bind_methods() {
+
+	ObjectTypeDB::bind_method(_MD("_input_event"),&BaseButton::_input_event);
+	ObjectTypeDB::bind_method(_MD("set_pressed","pressed"),&BaseButton::set_pressed);
+	ObjectTypeDB::bind_method(_MD("is_pressed"),&BaseButton::is_pressed);
+	ObjectTypeDB::bind_method(_MD("set_toggle_mode","enabled"),&BaseButton::set_toggle_mode);
+	ObjectTypeDB::bind_method(_MD("is_toggle_mode"),&BaseButton::is_toggle_mode);
+	ObjectTypeDB::bind_method(_MD("set_disabled","disabled"),&BaseButton::set_disabled);
+	ObjectTypeDB::bind_method(_MD("is_disabled"),&BaseButton::is_disabled);
+	ObjectTypeDB::bind_method(_MD("set_click_on_press","enable"),&BaseButton::set_click_on_press);
+	ObjectTypeDB::bind_method(_MD("get_click_on_press"),&BaseButton::get_click_on_press);
+
+	ADD_SIGNAL( MethodInfo("pressed" ) );
+	ADD_SIGNAL( MethodInfo("toggled", PropertyInfo( Variant::BOOL,"pressed") ) );
+	ADD_PROPERTY( PropertyInfo( Variant::BOOL, "disabled"), _SCS("set_disabled"), _SCS("is_disabled"));
+	ADD_PROPERTY( PropertyInfo( Variant::BOOL, "toggle_mode"), _SCS("set_toggle_mode"), _SCS("is_toggle_mode"));
+	ADD_PROPERTY( PropertyInfo( Variant::BOOL, "click_on_press"), _SCS("set_click_on_press"), _SCS("get_click_on_press"));
+
+}
+
+BaseButton::BaseButton() {
+	
+	toggle_mode=false;
+	status.pressed=false;
+	status.press_attempt=false;
+	status.hovering=false;
+	status.pressing_inside=false;
+	status.disabled = false;
+	status.click_on_press=false;
+	status.pressing_button=0;
+	set_focus_mode( FOCUS_ALL );
+	group=NULL;
+
+		
+}
+
+BaseButton::~BaseButton()
+{
+}
+
+