Commit 09499759 authored by Tristan Van Berkom's avatar Tristan Van Berkom
Browse files

Bug 760610: Disable scroll events on property editor widgets

As described in the bug, this is only harmful and annoying that
combo boxes handle scroll events, of course, the whole purpose
of combo boxes is to place them inside scrolled windows ;-)
parent 4db11663
......@@ -920,6 +920,40 @@ glade_eprop_numeric_force_update (GtkSpinButton *spin,
g_free (text);
/* Use this to disable scroll events on property editors,
* we dont want them handling scroll because they are inside
* a scrolled window and interrupt workflow causing unexpected
* results when scrolled.
static gint
abort_scroll_events (GtkWidget *widget,
GdkEvent *event,
gpointer user_data)
GtkWidget *parent = gtk_widget_get_parent (widget);
/* Removing the events from the mask doesnt work for
* stubborn combo boxes which call gtk_widget_add_events()
* in it's gtk_combo_box_init() - so handle the event and propagate
* it up the tree so the scrollwindow still handles the scroll event.
gtk_propagate_event (parent, event);
return TRUE;
static void
remove_scroll_events (GtkWidget *widget)
gint events = gtk_widget_get_events (widget);
gtk_widget_set_events (widget, events);
g_signal_connect (G_OBJECT (widget), "scroll-event",
G_CALLBACK (abort_scroll_events), NULL);
static GtkWidget *
glade_eprop_numeric_create_input (GladeEditorProperty *eprop)
......@@ -940,6 +974,7 @@ glade_eprop_numeric_create_input (GladeEditorProperty *eprop)
gtk_entry_set_activates_default (GTK_ENTRY (eprop_numeric->spin), TRUE);
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (eprop_numeric->spin), TRUE);
remove_scroll_events (eprop_numeric->spin);
gtk_widget_show (eprop_numeric->spin);
/* Limit the size of the spin if max allowed value is too big */
......@@ -1093,6 +1128,7 @@ glade_eprop_enum_create_input (GladeEditorProperty *eprop)
g_signal_connect (G_OBJECT (eprop_enum->combo_box), "changed",
G_CALLBACK (glade_eprop_enum_changed), eprop);
remove_scroll_events (eprop_enum->combo_box);
gtk_widget_show_all (eprop_enum->combo_box);
g_type_class_unref (eclass);
......@@ -2358,6 +2394,7 @@ glade_eprop_text_create_input (GladeEditorProperty *eprop)
gtk_widget_set_halign (hbox, GTK_ALIGN_START);
gtk_widget_set_valign (hbox, GTK_ALIGN_CENTER);
gtk_widget_set_hexpand (combo, TRUE);
remove_scroll_events (combo);
eprop_text->store = (GtkTreeModel *)
glade_eprop_text_create_store (glade_property_class_stock (klass) ?
......@@ -2407,6 +2444,7 @@ glade_eprop_text_create_input (GladeEditorProperty *eprop)
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swindow),
remove_scroll_events (swindow);
eprop_text->text_entry = gtk_text_view_new ();
gtk_scrollable_set_hscroll_policy (GTK_SCROLLABLE (eprop_text->text_entry), GTK_SCROLL_MINIMUM);
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