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gtk: Add a way to queue redrawing the base GTK widget

Browse source 
This will be used to request a redraw of the GTK widget should the
display be changed using properties not directly handled by the base GTK
widget, but by one of its descendants.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1618>
This commit is contained in:
Bastien Nocera 2022-02-01 14:26:02 +01:00 committed by GStreamer Marge Bot
parent 66b176322c
commit ec77a1aac8
2 changed files with 17 additions and 0 deletions
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16
subprojects/gst-plugins-good/ext/gtk/gtkgstbasewidget.c
View file

@ -593,3 +593,19 @@ gtk_gst_base_widget_set_buffer (GtkGstBaseWidget * widget, GstBuffer * buffer)
GTK_GST_BASE_WIDGET_UNLOCK (widget);
}
void
gtk_gst_base_widget_queue_draw (GtkGstBaseWidget * widget)
{
/* As we have no type, this is better then no check */
g_return_if_fail (GTK_IS_WIDGET (widget));
GTK_GST_BASE_WIDGET_LOCK (widget);
if (!widget->draw_id) {
widget->draw_id = g_idle_add_full (G_PRIORITY_DEFAULT,
(GSourceFunc) _queue_draw, widget, NULL);
}
GTK_GST_BASE_WIDGET_UNLOCK (widget);
}

1
subprojects/gst-plugins-good/ext/gtk/gtkgstbasewidget.h
View file

@ -91,6 +91,7 @@ void gtk_gst_base_widget_finalize (GObject * object);
/* API */
gboolean gtk_gst_base_widget_set_format (GtkGstBaseWidget * widget, GstVideoInfo * v_info);
void gtk_gst_base_widget_set_buffer (GtkGstBaseWidget * widget, GstBuffer * buffer);
void gtk_gst_base_widget_queue_draw (GtkGstBaseWidget * widget);
void gtk_gst_base_widget_set_element (GtkGstBaseWidget * widget, GstElement * element);
void gtk_gst_base_widget_display_size_to_stream_size (GtkGstBaseWidget * base_widget,
gdouble x, gdouble y,