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Add mouse wheel support. (#126517)

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Mon Nov 17 23:23:49 2003  Matthias Clasen  <maclas@gmx.de>

	* gtk/gtkcombobox.c: Add mouse wheel support.  (#126517)
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Matthias Clasen 2003-11-17 22:24:57 +00:00 committed by Matthias Clasen
parent 18154a2ea4
commit 0725ca9d22
6 changed files with 49 additions and 0 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Mon Nov 17 23:23:49 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkcombobox.c: Add mouse wheel support. (#126517)
Mon Nov 17 22:56:09 2003 Kristian Rietveld <kris@gtk.org>
* gtk/gtkentryprivate.h: add _gtk_entry_completion_resize_popup.

4
ChangeLog.pre-2-10
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@ -1,3 +1,7 @@
Mon Nov 17 23:23:49 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkcombobox.c: Add mouse wheel support. (#126517)
Mon Nov 17 22:56:09 2003 Kristian Rietveld <kris@gtk.org>
* gtk/gtkentryprivate.h: add _gtk_entry_completion_resize_popup.

4
ChangeLog.pre-2-4
View File

@ -1,3 +1,7 @@
Mon Nov 17 23:23:49 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkcombobox.c: Add mouse wheel support. (#126517)
Mon Nov 17 22:56:09 2003 Kristian Rietveld <kris@gtk.org>
* gtk/gtkentryprivate.h: add _gtk_entry_completion_resize_popup.

4
ChangeLog.pre-2-6
View File

@ -1,3 +1,7 @@
Mon Nov 17 23:23:49 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkcombobox.c: Add mouse wheel support. (#126517)
Mon Nov 17 22:56:09 2003 Kristian Rietveld <kris@gtk.org>
* gtk/gtkentryprivate.h: add _gtk_entry_completion_resize_popup.

4
ChangeLog.pre-2-8
View File

@ -1,3 +1,7 @@
Mon Nov 17 23:23:49 2003 Matthias Clasen <maclas@gmx.de>
* gtk/gtkcombobox.c: Add mouse wheel support. (#126517)
Mon Nov 17 22:56:09 2003 Kristian Rietveld <kris@gtk.org>
* gtk/gtkentryprivate.h: add _gtk_entry_completion_resize_popup.

29
gtk/gtkcombobox.c
View File

@ -182,6 +182,8 @@ static void gtk_combo_box_forall (GtkContainer *container,
gpointer callback_data);
static gboolean gtk_combo_box_expose_event (GtkWidget *widget,
GdkEventExpose *event);
static gboolean gtk_combo_box_scroll_event (GtkWidget *widget,
GdkEventScroll *event);
/* list */
static void gtk_combo_box_list_setup (GtkComboBox *combo_box);
@ -313,6 +315,7 @@ gtk_combo_box_class_init (GtkComboBoxClass *klass)
widget_class->size_allocate = gtk_combo_box_size_allocate;
widget_class->size_request = gtk_combo_box_size_request;
widget_class->expose_event = gtk_combo_box_expose_event;
widget_class->scroll_event = gtk_combo_box_scroll_event;
object_class = (GObjectClass *)klass;
object_class->set_property = gtk_combo_box_set_property;
@ -2686,3 +2689,29 @@ gtk_combo_box_prepend_text (GtkComboBox *combo_box,
gtk_list_store_prepend (store, &iter);
gtk_list_store_set (store, &iter, 0, text, -1);
}
static gboolean
gtk_combo_box_scroll_event (GtkWidget *widget,
GdkEventScroll *event)
{
GtkComboBox *combo_box = GTK_COMBO_BOX (widget);
gint index;
gint items;
index = gtk_combo_box_get_active (combo_box);
if (index != -1)
{
items = gtk_tree_model_iter_n_children (combo_box->priv->model, NULL);
if (event->direction == GDK_SCROLL_UP)
index--;
else
index++;
gtk_combo_box_set_active (combo_box, CLAMP (index, 0, items - 1));
}
return TRUE;
}