[Native File Dialog] Add support for adding custom options to the dialogs.

Add support for adding custom options (checkboxes and optionboxes) to the dialogs (both native and built-in).

1 files changed, 63 insertions, 0 deletions

diff --git a/doc/classes/FileDialog.xml b/doc/classes/FileDialog.xml
index 75856e91d8..47a1801f58 100644
--- a/doc/classes/FileDialog.xml
+++ b/doc/classes/FileDialog.xml
@@ -19,6 +19,15 @@
 				For example, a [param filter] of [code]"*.png, *.jpg"[/code] and a [param description] of [code]"Images"[/code] results in filter text "Images (*.png, *.jpg)".
 			</description>
 		</method>
+		<method name="add_option">
+			<return type="void" />
+			<param index="0" name="name" type="String" />
+			<param index="1" name="values" type="PackedStringArray" />
+			<param index="2" name="index" type="int" />
+			<description>
+				Adds an additional [OptionButton] to the file dialog. If [param values] is empty, a [CheckBox] is added instead.
+			</description>
+		</method>
 		<method name="clear_filters">
 			<return type="void" />
 			<description>
@@ -38,6 +47,33 @@
 				[b]Warning:[/b] This is a required internal node, removing and freeing it may cause a crash. If you wish to hide it or any of its children, use their [member CanvasItem.visible] property.
 			</description>
 		</method>
+		<method name="get_option_default" qualifiers="const">
+			<return type="int" />
+			<param index="0" name="option" type="int" />
+			<description>
+				Returns the default value index of the [OptionButton] or [CheckBox] with index [param option].
+			</description>
+		</method>
+		<method name="get_option_name" qualifiers="const">
+			<return type="String" />
+			<param index="0" name="option" type="int" />
+			<description>
+				Returns the name of the [OptionButton] or [CheckBox] with index [param option].
+			</description>
+		</method>
+		<method name="get_option_values" qualifiers="const">
+			<return type="PackedStringArray" />
+			<param index="0" name="option" type="int" />
+			<description>
+				Returns an array of values of the [OptionButton] with index [param option].
+			</description>
+		</method>
+		<method name="get_selected_options" qualifiers="const">
+			<return type="Dictionary" />
+			<description>
+				Returns a [Dictionary] with the selected values of the additional [OptionButton]s and/or [CheckBox]es. [Dictionary] keys are names and values are selected value indices.
+			</description>
+		</method>
 		<method name="get_vbox">
 			<return type="VBoxContainer" />
 			<description>
@@ -51,6 +87,30 @@
 				Invalidate and update the current dialog content list.
 			</description>
 		</method>
+		<method name="set_option_default">
+			<return type="void" />
+			<param index="0" name="option" type="int" />
+			<param index="1" name="index" type="int" />
+			<description>
+				Sets the default value index of the [OptionButton] or [CheckBox] with index [param option].
+			</description>
+		</method>
+		<method name="set_option_name">
+			<return type="void" />
+			<param index="0" name="option" type="int" />
+			<param index="1" name="name" type="String" />
+			<description>
+				Sets the name of the [OptionButton] or [CheckBox] with index [param option].
+			</description>
+		</method>
+		<method name="set_option_values">
+			<return type="void" />
+			<param index="0" name="option" type="int" />
+			<param index="1" name="values" type="PackedStringArray" />
+			<description>
+				Sets the option values of the [OptionButton] with index [param option].
+			</description>
+		</method>
 	</methods>
 	<members>
 		<member name="access" type="int" setter="set_access" getter="get_access" enum="FileDialog.Access" default="0">
@@ -76,6 +136,9 @@
 		<member name="mode_overrides_title" type="bool" setter="set_mode_overrides_title" getter="is_mode_overriding_title" default="true">
 			If [code]true[/code], changing the [member file_mode] property will set the window title accordingly (e.g. setting [member file_mode] to [constant FILE_MODE_OPEN_FILE] will change the window title to "Open a File").
 		</member>
+		<member name="option_count" type="int" setter="set_option_count" getter="get_option_count" default="0">
+			The number of additional [OptionButton]s and [CheckBox]es in the dialog.
+		</member>
 		<member name="root_subfolder" type="String" setter="set_root_subfolder" getter="get_root_subfolder" default="&quot;&quot;">
 			If non-empty, the given sub-folder will be "root" of this [FileDialog], i.e. user won't be able to go to its parent directory.
 		</member>