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textbuffer: Add some docs for undo

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Mention what is undoable and what isn't.
This commit is contained in:
Matthias Clasen 2021-05-26 14:20:39 -04:00
parent 994a38c7ad
commit ffbfafb189
1 changed files with 6 additions and 0 deletions
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6
gtk/gtktextbuffer.c
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@ -49,6 +49,9 @@
* [text widget conceptual overview](section-text-widget.html),
* which gives an overview of all the objects and data types
* related to the text widget and how they work together.
*
* GtkTextBuffer can support undoing changes to the buffer
* content, see [method@Gtk.TextBuffer.set_enable_undo].
*/
typedef struct _GtkTextLogAttrCache GtkTextLogAttrCache;
@ -4983,6 +4986,9 @@ gtk_text_buffer_get_enable_undo (GtkTextBuffer *buffer)
*
* Sets whether or not to enable undoable actions in the text buffer.
*
* Undoable actions in this context are changes to the text content of
* the buffer. Changes to tags and marks are not tracked.
*
* If enabled, the user will be able to undo the last number of actions
* up to [method@Gtk.TextBuffer.get_max_undo_levels].
*