diff options
Diffstat (limited to 'doc/classes/Control.xml')
| -rw-r--r-- | doc/classes/Control.xml | 233 |
1 files changed, 111 insertions, 122 deletions
diff --git a/doc/classes/Control.xml b/doc/classes/Control.xml index 12344712a0..47e26b7a2e 100644 --- a/doc/classes/Control.xml +++ b/doc/classes/Control.xml @@ -22,12 +22,87 @@ <link title="All GUI Demos">https://github.com/godotengine/godot-demo-projects/tree/master/gui</link> </tutorials> <methods> - <method name="_clips_input" qualifiers="virtual"> + <method name="_can_drop_data" qualifiers="virtual"> <return type="bool"> </return> + <argument index="0" name="position" type="Vector2"> + </argument> + <argument index="1" name="data" type="Variant"> + </argument> <description> - Virtual method to be implemented by the user. Returns whether [method _gui_input] should not be called for children controls outside this control's rectangle. Input will be clipped to the Rect of this [Control]. Similar to [member rect_clip_content], but doesn't affect visibility. - If not overridden, defaults to [code]false[/code]. + Godot calls this method to test if [code]data[/code] from a control's [method _get_drag_data] can be dropped at [code]position[/code]. [code]position[/code] is local to this control. + This method should only be used to test the data. Process the data in [method _drop_data]. + [codeblocks] + [gdscript] + func _can_drop_data(position, data): + # Check position if it is relevant to you + # Otherwise, just check data + return typeof(data) == TYPE_DICTIONARY and data.has("expected") + [/gdscript] + [csharp] + public override bool CanDropData(Vector2 position, object data) + { + // Check position if it is relevant to you + // Otherwise, just check data + return data is Godot.Collections.Dictionary && (data as Godot.Collections.Dictionary).Contains("expected"); + } + [/csharp] + [/codeblocks] + </description> + </method> + <method name="_drop_data" qualifiers="virtual"> + <return type="void"> + </return> + <argument index="0" name="position" type="Vector2"> + </argument> + <argument index="1" name="data" type="Variant"> + </argument> + <description> + Godot calls this method to pass you the [code]data[/code] from a control's [method _get_drag_data] result. Godot first calls [method _can_drop_data] to test if [code]data[/code] is allowed to drop at [code]position[/code] where [code]position[/code] is local to this control. + [codeblocks] + [gdscript] + func _can_drop_data(position, data): + return typeof(data) == TYPE_DICTIONARY and data.has("color") + func _drop_data(position, data): + var color = data["color"] + [/gdscript] + [csharp] + public override bool CanDropData(Vector2 position, object data) + { + return data is Godot.Collections.Dictionary && (data as Godot.Collections.Dictionary).Contains("color"); + } + public override void DropData(Vector2 position, object data) + { + Color color = (Color)(data as Godot.Collections.Dictionary)["color"]; + } + [/csharp] + [/codeblocks] + </description> + </method> + <method name="_get_drag_data" qualifiers="virtual"> + <return type="Variant"> + </return> + <argument index="0" name="position" type="Vector2"> + </argument> + <description> + Godot calls this method to get data that can be dragged and dropped onto controls that expect drop data. Returns [code]null[/code] if there is no data to drag. Controls that want to receive drop data should implement [method _can_drop_data] and [method _drop_data]. [code]position[/code] is local to this control. Drag may be forced with [method force_drag]. + A preview that will follow the mouse that should represent the data can be set with [method set_drag_preview]. A good time to set the preview is in this method. + [codeblocks] + [gdscript] + func _get_drag_data(position): + var mydata = make_data() # This is your custom method generating the drag data. + set_drag_preview(make_preview(mydata)) # This is your custom method generating the preview of the drag data. + return mydata + [/gdscript] + [csharp] + public override object GetDragData(Vector2 position) + { + object mydata = MakeData(); // This is your custom method generating the drag data. + SetDragPreview(MakePreview(mydata)); // This is your custom method generating the preview of the drag data. + return mydata; + } + [/csharp] + [/codeblocks] </description> </method> <method name="_get_minimum_size" qualifiers="virtual"> @@ -68,11 +143,22 @@ [/csharp] [/codeblocks] The event won't trigger if: - * clicking outside the control (see [method has_point]); + * clicking outside the control (see [method _has_point]); * control has [member mouse_filter] set to [constant MOUSE_FILTER_IGNORE]; * control is obstructed by another [Control] on top of it, which doesn't have [member mouse_filter] set to [constant MOUSE_FILTER_IGNORE]; * control's parent has [member mouse_filter] set to [constant MOUSE_FILTER_STOP] or has accepted the event; - * it happens outside parent's rectangle and the parent has either [member rect_clip_content] or [method _clips_input] enabled. + * it happens outside parent's rectangle and the parent has either [member rect_clip_content] enabled. + </description> + </method> + <method name="_has_point" qualifiers="virtual const"> + <return type="bool"> + </return> + <argument index="0" name="" type="Vector2"> + </argument> + <description> + Virtual method to be implemented by the user. Returns whether the given [code]point[/code] is inside this control. + If not overridden, default behavior is checking if the point is within control's Rect. + [b]Note:[/b] If you want to check if a point is inside the control, you can use [code]get_rect().has_point(point)[/code]. </description> </method> <method name="_make_custom_tooltip" qualifiers="virtual"> @@ -107,14 +193,14 @@ [codeblocks] [gdscript] func _make_custom_tooltip(for_text): - var tooltip = preload("res://SomeTooltipScene.tscn").instance() + var tooltip = preload("res://SomeTooltipScene.tscn").instantiate() tooltip.get_node("Label").text = for_text return tooltip [/gdscript] [csharp] public override Godot.Control _MakeCustomTooltip(String forText) { - Node tooltip = ResourceLoader.Load<PackedScene>("res://SomeTooltipScene.tscn").Instance(); + Node tooltip = ResourceLoader.Load<PackedScene>("res://SomeTooltipScene.tscn").Instantiate(); tooltip.GetNode<Label>("Label").Text = forText; return tooltip; } @@ -249,63 +335,6 @@ [/codeblocks] </description> </method> - <method name="can_drop_data" qualifiers="virtual"> - <return type="bool"> - </return> - <argument index="0" name="position" type="Vector2"> - </argument> - <argument index="1" name="data" type="Variant"> - </argument> - <description> - Godot calls this method to test if [code]data[/code] from a control's [method get_drag_data] can be dropped at [code]position[/code]. [code]position[/code] is local to this control. - This method should only be used to test the data. Process the data in [method drop_data]. - [codeblocks] - [gdscript] - func can_drop_data(position, data): - # Check position if it is relevant to you - # Otherwise, just check data - return typeof(data) == TYPE_DICTIONARY and data.has("expected") - [/gdscript] - [csharp] - public override bool CanDropData(Vector2 position, object data) - { - // Check position if it is relevant to you - // Otherwise, just check data - return data is Godot.Collections.Dictionary && (data as Godot.Collections.Dictionary).Contains("expected"); - } - [/csharp] - [/codeblocks] - </description> - </method> - <method name="drop_data" qualifiers="virtual"> - <return type="void"> - </return> - <argument index="0" name="position" type="Vector2"> - </argument> - <argument index="1" name="data" type="Variant"> - </argument> - <description> - Godot calls this method to pass you the [code]data[/code] from a control's [method get_drag_data] result. Godot first calls [method can_drop_data] to test if [code]data[/code] is allowed to drop at [code]position[/code] where [code]position[/code] is local to this control. - [codeblocks] - [gdscript] - func can_drop_data(position, data): - return typeof(data) == TYPE_DICTIONARY and data.has("color") - func drop_data(position, data): - var color = data["color"] - [/gdscript] - [csharp] - public override bool CanDropData(Vector2 position, object data) - { - return data is Godot.Collections.Dictionary && (data as Godot.Collections.Dictionary).Contains("color"); - } - public override void DropData(Vector2 position, object data) - { - Color color = (Color)(data as Godot.Collections.Dictionary)["color"]; - } - [/csharp] - [/codeblocks] - </description> - </method> <method name="find_next_valid_focus" qualifiers="const"> <return type="Control"> </return> @@ -328,8 +357,8 @@ <argument index="1" name="preview" type="Control"> </argument> <description> - Forces drag and bypasses [method get_drag_data] and [method set_drag_preview] by passing [code]data[/code] and [code]preview[/code]. Drag will start even if the mouse is neither over nor pressed on this control. - The methods [method can_drop_data] and [method drop_data] must be implemented on controls that want to receive drop data. + Forces drag and bypasses [method _get_drag_data] and [method set_drag_preview] by passing [code]data[/code] and [code]preview[/code]. Drag will start even if the mouse is neither over nor pressed on this control. + The methods [method _can_drop_data] and [method _drop_data] must be implemented on controls that want to receive drop data. </description> </method> <method name="get_anchor" qualifiers="const"> @@ -358,38 +387,12 @@ <method name="get_cursor_shape" qualifiers="const"> <return type="int" enum="Control.CursorShape"> </return> - <argument index="0" name="position" type="Vector2" default="Vector2( 0, 0 )"> + <argument index="0" name="position" type="Vector2" default="Vector2(0, 0)"> </argument> <description> Returns the mouse cursor shape the control displays on mouse hover. See [enum CursorShape]. </description> </method> - <method name="get_drag_data" qualifiers="virtual"> - <return type="Variant"> - </return> - <argument index="0" name="position" type="Vector2"> - </argument> - <description> - Godot calls this method to get data that can be dragged and dropped onto controls that expect drop data. Returns [code]null[/code] if there is no data to drag. Controls that want to receive drop data should implement [method can_drop_data] and [method drop_data]. [code]position[/code] is local to this control. Drag may be forced with [method force_drag]. - A preview that will follow the mouse that should represent the data can be set with [method set_drag_preview]. A good time to set the preview is in this method. - [codeblocks] - [gdscript] - func get_drag_data(position): - var mydata = make_data() # This is your custom method generating the drag data. - set_drag_preview(make_preview(mydata)) # This is your custom method generating the preview of the drag data. - return mydata - [/gdscript] - [csharp] - public override object GetDragData(Vector2 position) - { - object mydata = MakeData(); // This is your custom method generating the drag data. - SetDragPreview(MakePreview(mydata)); // This is your custom method generating the preview of the drag data. - return mydata; - } - [/csharp] - [/codeblocks] - </description> - </method> <method name="get_end" qualifiers="const"> <return type="Vector2"> </return> @@ -538,7 +541,7 @@ <method name="get_tooltip" qualifiers="const"> <return type="String"> </return> - <argument index="0" name="at_position" type="Vector2" default="Vector2( 0, 0 )"> + <argument index="0" name="at_position" type="Vector2" default="Vector2(0, 0)"> </argument> <description> Returns the tooltip, which will appear when the cursor is resting over this control. See [member hint_tooltip]. @@ -577,17 +580,6 @@ Returns [code]true[/code] if this is the current focused control. See [member focus_mode]. </description> </method> - <method name="has_point" qualifiers="virtual"> - <return type="bool"> - </return> - <argument index="0" name="point" type="Vector2"> - </argument> - <description> - Virtual method to be implemented by the user. Returns whether the given [code]point[/code] is inside this control. - If not overridden, default behavior is checking if the point is within control's Rect. - [b]Note:[/b] If you want to check if a point is inside the control, you can use [code]get_rect().has_point(point)[/code]. - </description> - </method> <method name="has_theme_color" qualifiers="const"> <return type="bool"> </return> @@ -856,7 +848,7 @@ </argument> <description> Forwards the handling of this control's drag and drop to [code]target[/code] control. - Forwarding can be implemented in the target control similar to the methods [method get_drag_data], [method can_drop_data], and [method drop_data] but with two differences: + Forwarding can be implemented in the target control similar to the methods [method _get_drag_data], [method _can_drop_data], and [method _drop_data] but with two differences: 1. The function name must be suffixed with [b]_fw[/b] 2. The function must take an extra argument that is the control doing the forwarding [codeblocks] @@ -871,13 +863,13 @@ # TargetControl.gd extends Control - func can_drop_data_fw(position, data, from_control): + func _can_drop_data_fw(position, data, from_control): return true - func drop_data_fw(position, data, from_control): + func _drop_data_fw(position, data, from_control): my_handle_data(data) # Your handler method. - func get_drag_data_fw(position, from_control): + func _get_drag_data_fw(position, from_control): set_drag_preview(my_preview) return my_data() [/gdscript] @@ -922,12 +914,12 @@ <argument index="0" name="control" type="Control"> </argument> <description> - Shows the given control at the mouse pointer. A good time to call this method is in [method get_drag_data]. The control must not be in the scene tree. You should not free the control, and you should not keep a reference to the control beyond the duration of the drag. It will be deleted automatically after the drag has ended. + Shows the given control at the mouse pointer. A good time to call this method is in [method _get_drag_data]. The control must not be in the scene tree. You should not free the control, and you should not keep a reference to the control beyond the duration of the drag. It will be deleted automatically after the drag has ended. [codeblocks] [gdscript] export (Color, RGBA) var color = Color(1, 0, 0, 1) - func get_drag_data(position): + func _get_drag_data(position): # Use a control that is not in the tree var cpb = ColorPickerButton.new() cpb.color = color @@ -1135,32 +1127,29 @@ Offsets are often controlled by one or multiple parent [Container] nodes, so you should not modify them manually if your node is a direct child of a [Container]. Offsets update automatically when you move or resize the node. </member> <member name="rect_clip_content" type="bool" setter="set_clip_contents" getter="is_clipping_contents" default="false"> - Enables whether rendering of [CanvasItem] based children should be clipped to this control's rectangle. If [code]true[/code], parts of a child which would be visibly outside of this control's rectangle will not be rendered. + Enables whether rendering of [CanvasItem] based children should be clipped to this control's rectangle. If [code]true[/code], parts of a child which would be visibly outside of this control's rectangle will not be rendered and won't receive input. </member> <member name="rect_global_position" type="Vector2" setter="_set_global_position" getter="get_global_position"> The node's global position, relative to the world (usually to the top-left corner of the window). </member> - <member name="rect_min_size" type="Vector2" setter="set_custom_minimum_size" getter="get_custom_minimum_size" default="Vector2( 0, 0 )"> + <member name="rect_min_size" type="Vector2" setter="set_custom_minimum_size" getter="get_custom_minimum_size" default="Vector2(0, 0)"> The minimum size of the node's bounding rectangle. If you set it to a value greater than (0, 0), the node's bounding rectangle will always have at least this size, even if its content is smaller. If it's set to (0, 0), the node sizes automatically to fit its content, be it a texture or child nodes. </member> - <member name="rect_pivot_offset" type="Vector2" setter="set_pivot_offset" getter="get_pivot_offset" default="Vector2( 0, 0 )"> + <member name="rect_pivot_offset" type="Vector2" setter="set_pivot_offset" getter="get_pivot_offset" default="Vector2(0, 0)"> By default, the node's pivot is its top-left corner. When you change its [member rect_scale], it will scale around this pivot. Set this property to [member rect_size] / 2 to center the pivot in the node's rectangle. </member> - <member name="rect_position" type="Vector2" setter="_set_position" getter="get_position" default="Vector2( 0, 0 )"> + <member name="rect_position" type="Vector2" setter="_set_position" getter="get_position" default="Vector2(0, 0)"> The node's position, relative to its parent. It corresponds to the rectangle's top-left corner. The property is not affected by [member rect_pivot_offset]. </member> <member name="rect_rotation" type="float" setter="set_rotation" getter="get_rotation" default="0.0"> The node's rotation around its pivot, in radians. See [member rect_pivot_offset] to change the pivot's position. </member> - <member name="rect_rotation_degrees" type="float" setter="set_rotation_degrees" getter="get_rotation_degrees" default="0.0"> - The node's rotation around its pivot, in degrees. See [member rect_pivot_offset] to change the pivot's position. - </member> - <member name="rect_scale" type="Vector2" setter="set_scale" getter="get_scale" default="Vector2( 1, 1 )"> + <member name="rect_scale" type="Vector2" setter="set_scale" getter="get_scale" default="Vector2(1, 1)"> The node's scale, relative to its [member rect_size]. Change this property to scale the node around its [member rect_pivot_offset]. The Control's [member hint_tooltip] will also scale according to this value. [b]Note:[/b] This property is mainly intended to be used for animation purposes. Text inside the Control will look pixelated or blurry when the Control is scaled. To support multiple resolutions in your project, use an appropriate viewport stretch mode as described in the [url=https://docs.godotengine.org/en/latest/tutorials/viewports/multiple_resolutions.html]documentation[/url] instead of scaling Controls individually. - [b]Note:[/b] If the Control node is a child of a [Container] node, the scale will be reset to [code]Vector2(1, 1)[/code] when the scene is instanced. To set the Control's scale when it's instanced, wait for one frame using [code]yield(get_tree(), "idle_frame")[/code] then set its [member rect_scale] property. + [b]Note:[/b] If the Control node is a child of a [Container] node, the scale will be reset to [code]Vector2(1, 1)[/code] when the scene is instantiated. To set the Control's scale when it's instantiated, wait for one frame using [code]yield(get_tree(), "idle_frame")[/code] then set its [member rect_scale] property. </member> - <member name="rect_size" type="Vector2" setter="_set_size" getter="get_size" default="Vector2( 0, 0 )"> + <member name="rect_size" type="Vector2" setter="_set_size" getter="get_size" default="Vector2(0, 0)"> The size of the node's bounding rectangle, in pixels. [Container] nodes update this property automatically. </member> <member name="size_flags_horizontal" type="int" setter="set_h_size_flags" getter="get_h_size_flags" default="1"> @@ -1175,7 +1164,7 @@ <member name="theme" type="Theme" setter="set_theme" getter="get_theme"> The [Theme] resource this node and all its [Control] children use. If a child node has its own [Theme] resource set, theme items are merged with child's definitions having higher priority. </member> - <member name="theme_custom_type" type="StringName" setter="set_theme_custom_type" getter="get_theme_custom_type" default="@"""> + <member name="theme_custom_type" type="StringName" setter="set_theme_custom_type" getter="get_theme_custom_type" default="&"""> The type name used by this [Control] to look up its own theme items. By default, the class name of the node is used (e.g. [code]Button[/code] for the [Button] control), as well as the class names of all parent classes (in order of inheritance). Setting this property gives the highest priority to the type of the specified name, then falls back on the class names. [b]Note:[/b] To look up [Control]'s own items use various [code]get_theme_*[/code] methods without specifying [code]theme_type[/code]. [b]Note:[/b] Theme items are looked for in the tree order, from branch to root, where each [Control] node is checked for its [member theme] property. The earliest match against any type/class name is returned. The project-level Theme and the default Theme are checked last. |