141 lines
4.3 KiB
XML
141 lines
4.3 KiB
XML
<?xml version="1.0" encoding="UTF-8" ?>
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<class name="UndoRedo" inherits="Object" category="Core" version="3.1">
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<brief_description>
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Helper to manage UndoRedo in the editor or custom tools.
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</brief_description>
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<description>
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Helper to manage UndoRedo in the editor or custom tools. It works by storing calls to functions in both 'do' an 'undo' lists.
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Common behavior is to create an action, then add do/undo calls to functions or property changes, then committing the action.
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</description>
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<tutorials>
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</tutorials>
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<demos>
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</demos>
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<methods>
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<method name="add_do_method" qualifiers="vararg">
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<return type="Variant">
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</return>
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<argument index="0" name="object" type="Object">
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</argument>
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<argument index="1" name="method" type="String">
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</argument>
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<description>
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</description>
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</method>
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<method name="add_do_property">
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<return type="void">
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</return>
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<argument index="0" name="object" type="Object">
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</argument>
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<argument index="1" name="property" type="String">
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</argument>
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<argument index="2" name="value" type="Variant">
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</argument>
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<description>
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Set a property with a custom value.
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</description>
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</method>
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<method name="add_do_reference">
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<return type="void">
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</return>
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<argument index="0" name="object" type="Object">
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</argument>
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<description>
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Add a 'do' reference that will be erased if the 'do' history is lost. This is useful mostly for new nodes created for the 'do' call. Do not use for resources.
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</description>
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</method>
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<method name="add_undo_method" qualifiers="vararg">
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<return type="Variant">
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</return>
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<argument index="0" name="object" type="Object">
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</argument>
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<argument index="1" name="method" type="String">
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</argument>
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<description>
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</description>
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</method>
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<method name="add_undo_property">
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<return type="void">
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</return>
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<argument index="0" name="object" type="Object">
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</argument>
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<argument index="1" name="property" type="String">
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</argument>
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<argument index="2" name="value" type="Variant">
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</argument>
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<description>
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Undo setting of a property with a custom value.
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</description>
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</method>
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<method name="add_undo_reference">
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<return type="void">
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</return>
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<argument index="0" name="object" type="Object">
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</argument>
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<description>
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Add an 'undo' reference that will be erased if the 'undo' history is lost. This is useful mostly for nodes removed with the 'do' call (not the 'undo' call!).
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</description>
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</method>
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<method name="clear_history">
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<return type="void">
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</return>
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<description>
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Clear the undo/redo history and associated references.
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</description>
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</method>
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<method name="commit_action">
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<return type="void">
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</return>
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<description>
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Commit the action. All 'do' methods/properties are called/set when this function is called.
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</description>
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</method>
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<method name="create_action">
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<return type="void">
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</return>
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<argument index="0" name="name" type="String">
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</argument>
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<argument index="1" name="merge_mode" type="int" enum="UndoRedo.MergeMode" default="0">
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</argument>
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<description>
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Create a new action. After this is called, do all your calls to [method add_do_method], [method add_undo_method], [method add_do_property] and [method add_undo_property].
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</description>
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</method>
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<method name="get_current_action_name" qualifiers="const">
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<return type="String">
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</return>
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<description>
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Get the name of the current action.
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</description>
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</method>
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<method name="get_version" qualifiers="const">
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<return type="int">
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</return>
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<description>
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Get the version, each time a new action is committed, the version number of the UndoRedo is increased automatically.
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This is useful mostly to check if something changed from a saved version.
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</description>
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</method>
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<method name="redo">
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<return type="bool">
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</return>
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<description>
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</description>
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</method>
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<method name="undo">
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<return type="bool">
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</return>
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<description>
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</description>
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</method>
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</methods>
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<constants>
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<constant name="MERGE_DISABLE" value="0" enum="MergeMode">
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</constant>
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<constant name="MERGE_ENDS" value="1" enum="MergeMode">
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</constant>
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<constant name="MERGE_ALL" value="2" enum="MergeMode">
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</constant>
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</constants>
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</class>
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