[gtksourceview/wip/chergert/gsv-gtk4: 127/194] view: update change-case action enabled state
- From: Christian Hergert <chergert src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtksourceview/wip/chergert/gsv-gtk4: 127/194] view: update change-case action enabled state
- Date: Tue, 12 May 2020 17:27:47 +0000 (UTC)
commit 88c3ed2252219d53b76669f503f4614b96a6eaeb
Author: Christian Hergert <chergert redhat com>
Date: Wed Jan 15 15:30:56 2020 -0800
view: update change-case action enabled state
When the selection changes, we need to change the activation sensitivity
of the underlying GAction exposed by the view.
gtksourceview/gtksourceview.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
---
diff --git a/gtksourceview/gtksourceview.c b/gtksourceview/gtksourceview.c
index fb846bcb..4a404b2a 100644
--- a/gtksourceview/gtksourceview.c
+++ b/gtksourceview/gtksourceview.c
@@ -1533,6 +1533,17 @@ buffer_style_scheme_changed_cb (GtkSourceBuffer *buffer,
gtk_source_view_update_style_scheme (view);
}
+static void
+buffer_has_selection_changed_cb (GtkSourceBuffer *buffer,
+ GParamSpec *pspec,
+ GtkSourceView *view)
+{
+ gtk_widget_action_set_enabled (GTK_WIDGET (view),
+ "source.change-case",
+ (gtk_text_view_get_editable (GTK_TEXT_VIEW (view)) &&
+ gtk_text_buffer_get_has_selection (GTK_TEXT_BUFFER (buffer))));
+}
+
static void
implicit_trailing_newline_changed_cb (GtkSourceBuffer *buffer,
GParamSpec *pspec,
@@ -1563,6 +1574,9 @@ remove_source_buffer (GtkSourceView *view)
buffer_style_scheme_changed_cb,
view);
+ g_signal_handlers_disconnect_by_func (priv->source_buffer,
+ buffer_has_selection_changed_cb,
+ view);
g_signal_handlers_disconnect_by_func (priv->source_buffer,
implicit_trailing_newline_changed_cb,
view);
@@ -1617,6 +1631,11 @@ set_source_buffer (GtkSourceView *view,
G_CALLBACK (implicit_trailing_newline_changed_cb),
view);
+ g_signal_connect (buffer,
+ "notify::has-selection",
+ G_CALLBACK (buffer_has_selection_changed_cb),
+ view);
+
buffer_internal = _gtk_source_buffer_internal_get_from_buffer (priv->source_buffer);
g_signal_connect (buffer_internal,
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