[gtksourceview/wip/chergert/gsv-gtk4: 105/125] fix: remove undo from gtksourceview

[Christian Hergert <chergert src gnome org>]

commit f3ae4db9fbae493c635d37d35cdec3a32f784957
Author: Christian Hergert <chergert redhat com>
Date:   Wed Jan 15 14:54:08 2020 -0800

    fix: remove undo from gtksourceview

 gtksourceview/gtksourceview.c | 75 -------------------------------------------
 gtksourceview/gtksourceview.h |  2 --
 2 files changed, 77 deletions(-)
---
diff --git a/gtksourceview/gtksourceview.c b/gtksourceview/gtksourceview.c
index afa014c6..dbbda522 100644
--- a/gtksourceview/gtksourceview.c
+++ b/gtksourceview/gtksourceview.c
@@ -150,8 +150,6 @@
 
 enum
 {
-       UNDO,
-       REDO,
        SHOW_COMPLETION,
        LINE_MARK_ACTIVATED,
        MOVE_LINES,
@@ -489,8 +487,6 @@ gtk_source_view_class_init (GtkSourceViewClass *klass)
        textview_class->create_buffer = gtk_source_view_create_buffer;
        textview_class->draw_layer = gtk_source_view_draw_layer;
 
-       klass->undo = gtk_source_view_undo;
-       klass->redo = gtk_source_view_redo;
        klass->show_completion = gtk_source_view_show_completion_real;
        klass->move_lines = gtk_source_view_move_lines;
        klass->move_words = gtk_source_view_move_words;
@@ -702,30 +698,6 @@ gtk_source_view_class_init (GtkSourceViewClass *klass)
                                                              G_PARAM_READABLE |
                                                              G_PARAM_STATIC_STRINGS));
 
-       signals[UNDO] =
-               g_signal_new ("undo",
-                             G_TYPE_FROM_CLASS (klass),
-                             G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
-                             G_STRUCT_OFFSET (GtkSourceViewClass, undo),
-                             NULL, NULL,
-                             g_cclosure_marshal_VOID__VOID,
-                             G_TYPE_NONE, 0);
-       g_signal_set_va_marshaller (signals[UNDO],
-                                   G_TYPE_FROM_CLASS (klass),
-                                   g_cclosure_marshal_VOID__VOIDv);
-
-       signals[REDO] =
-               g_signal_new ("redo",
-                             G_TYPE_FROM_CLASS (klass),
-                             G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
-                             G_STRUCT_OFFSET (GtkSourceViewClass, redo),
-                             NULL, NULL,
-                             g_cclosure_marshal_VOID__VOID,
-                             G_TYPE_NONE, 0);
-       g_signal_set_va_marshaller (signals[REDO],
-                                   G_TYPE_FROM_CLASS (klass),
-                                   g_cclosure_marshal_VOID__VOIDv);
-
        /**
         * GtkSourceView::show-completion:
         * @view: The #GtkSourceView who emits the signal
@@ -948,18 +920,6 @@ gtk_source_view_class_init (GtkSourceViewClass *klass)
 
        binding_set = gtk_binding_set_by_class (klass);
 
-       gtk_binding_entry_add_signal (binding_set,
-                                     GDK_KEY_z,
-                                     GDK_CONTROL_MASK,
-                                     "undo", 0);
-       gtk_binding_entry_add_signal (binding_set,
-                                     GDK_KEY_z,
-                                     GDK_CONTROL_MASK | GDK_SHIFT_MASK,
-                                     "redo", 0);
-       gtk_binding_entry_add_signal (binding_set,
-                                     GDK_KEY_F14,
-                                     0,
-                                     "undo", 0);
        gtk_binding_entry_add_signal (binding_set,
                                      GDK_KEY_space,
                                      GDK_CONTROL_MASK,
@@ -1679,42 +1639,7 @@ scroll_to_insert (GtkSourceView *view,
 
                gtk_adjustment_set_value (adjustment, position);
        }
-}
 
-static void
-gtk_source_view_undo (GtkSourceView *view)
-{
-       GtkTextBuffer *buffer;
-
-       g_return_if_fail (GTK_SOURCE_IS_VIEW (view));
-
-       buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
-
-       if (gtk_text_view_get_editable (GTK_TEXT_VIEW (view)) &&
-           GTK_SOURCE_IS_BUFFER (buffer) &&
-           gtk_source_buffer_can_undo (GTK_SOURCE_BUFFER (buffer)))
-       {
-               gtk_source_buffer_undo (GTK_SOURCE_BUFFER (buffer));
-               scroll_to_insert (view, buffer);
-       }
-}
-
-static void
-gtk_source_view_redo (GtkSourceView *view)
-{
-       GtkTextBuffer *buffer;
-
-       g_return_if_fail (GTK_SOURCE_IS_VIEW (view));
-
-       buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
-
-       if (gtk_text_view_get_editable (GTK_TEXT_VIEW (view)) &&
-           GTK_SOURCE_IS_BUFFER (buffer) &&
-           gtk_source_buffer_can_redo (GTK_SOURCE_BUFFER (buffer)))
-       {
-               gtk_source_buffer_redo (GTK_SOURCE_BUFFER (buffer));
-               scroll_to_insert (view, buffer);
-       }
 }
 
 static void
diff --git a/gtksourceview/gtksourceview.h b/gtksourceview/gtksourceview.h
index 40ef7e96..ab3efff1 100644
--- a/gtksourceview/gtksourceview.h
+++ b/gtksourceview/gtksourceview.h
@@ -87,8 +87,6 @@ struct _GtkSourceViewClass
 {
        GtkTextViewClass parent_class;
 
-       void (*undo)                (GtkSourceView *view);
-       void (*redo)                (GtkSourceView *view);
        void (*line_mark_activated) (GtkSourceView *view,
                                     GtkTextIter   *iter,
                                     GdkEvent      *event);