static void
on_highlight_widget (GtkWidget *button,
GdkEvent *event,
GtkInspectorWindow *iw)
{
GtkWidget *widget;
widget = find_widget_at_pointer (gdk_event_get_device (event));
if (widget == NULL)
{
/* This window isn't in-process. Ignore it. */
return;
}
if (gtk_widget_get_toplevel (widget) == GTK_WIDGET (iw))
{
/* Don't hilight things in the inspector window */
return;
}
if (iw->flash_widget == widget)
{
/* Already selected */
return;
}
clear_flash (iw);
start_flash (iw, widget);
}
static void
start_flash (GtkInspectorWindow *iw,
GtkWidget *widget)
{
clear_flash (iw);
iw->flash_count = 1;
iw->flash_widget = widget;
g_signal_connect_after (widget, "draw", G_CALLBACK (draw_flash), iw);
g_signal_connect_swapped (widget, "unmap", G_CALLBACK (clear_flash), iw);
gtk_widget_queue_draw (widget);
}
static void
on_inspect_widget (GtkWidget *button,
GdkEvent *event,
GtkInspectorWindow *iw)
{
GtkWidget *widget;
gdk_window_raise (gtk_widget_get_window (GTK_WIDGET (iw)));
clear_flash (iw);
widget = find_widget_at_pointer (gdk_event_get_device (event));
if (widget)
select_widget (iw, widget);
}
static gboolean
property_query_event (GtkWidget *widget,
GdkEvent *event,
gpointer data)
{
GtkInspectorWindow *iw = (GtkInspectorWindow *)data;
if (event->type == GDK_BUTTON_RELEASE)
{
g_signal_handlers_disconnect_by_func (widget, property_query_event, data);
gtk_grab_remove (widget);
if (iw->grabbed)
gdk_seat_ungrab (gdk_event_get_seat (event));
reemphasize_window (GTK_WIDGET (iw));
on_inspect_widget (widget, event, data);
}
else if (event->type == GDK_MOTION_NOTIFY)
{
on_highlight_widget (widget, event, data);
}
else if (event->type == GDK_KEY_PRESS)
{
GdkEventKey *ke = (GdkEventKey*)event;
if (ke->keyval == GDK_KEY_Escape)
{
g_signal_handlers_disconnect_by_func (widget, property_query_event, data);
gtk_grab_remove (widget);
if (iw->grabbed)
gdk_seat_ungrab (gdk_event_get_seat (event));
reemphasize_window (GTK_WIDGET (iw));
clear_flash (iw);
}
}
return TRUE;
}
static gboolean
property_query_event (GtkWidget *widget,
GdkEvent *event,
gpointer data)
{
GtkInspectorWindow *iw = (GtkInspectorWindow *)data;
if (event->type == GDK_BUTTON_RELEASE)
{
g_signal_handlers_disconnect_by_func (widget, property_query_event, data);
gtk_grab_remove (widget);
gdk_device_ungrab (gdk_event_get_device (event), GDK_CURRENT_TIME);
on_inspect_widget (widget, event, data);
}
else if (event->type == GDK_MOTION_NOTIFY)
{
on_highlight_widget (widget, event, data);
}
else if (event->type == GDK_KEY_PRESS)
{
GdkEventKey *ke = (GdkEventKey*)event;
GdkDevice *device;
if (ke->keyval == GDK_KEY_Escape)
{
g_signal_handlers_disconnect_by_func (widget, property_query_event, data);
gtk_grab_remove (widget);
device = gdk_device_get_associated_device (gdk_event_get_device (event));
gdk_device_ungrab (device, GDK_CURRENT_TIME);
gdk_window_raise (gtk_widget_get_window (GTK_WIDGET (iw)));
clear_flash (iw);
}
}
return TRUE;
}
