From 37232c3c304d07fcfb8d8f512c0359a7f23fea82 Mon Sep 17 00:00:00 2001 From: Simon Tatham Date: Sat, 3 Oct 2015 12:28:11 +0100 Subject: [PATCH] GTK 3 port: provide a 'draw' handler. This is what GTK 3 uses in place of 'expose_event'. Also I've arranged here for my internal USE_CAIRO_WITHOUT_PIXMAP setting to be enabled in GTK3, as well as in GTK2 with deprecated functions disabled. --- gtk.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/gtk.c b/gtk.c index 656c6d1..1db16cc 100644 --- a/gtk.c +++ b/gtk.c @@ -39,7 +39,7 @@ #endif #if GTK_CHECK_VERSION(2,8,0) # define USE_CAIRO -# if defined(GDK_DISABLE_DEPRECATED) +# if GTK_CHECK_VERSION(3,0,0) || defined(GDK_DISABLE_DEPRECATED) # define USE_CAIRO_WITHOUT_PIXMAP # endif #endif @@ -1198,6 +1198,21 @@ static gint motion_event(GtkWidget *widget, GdkEventMotion *event, return TRUE; } +#if GTK_CHECK_VERSION(3,0,0) +static gint draw_area(GtkWidget *widget, cairo_t *cr, gpointer data) +{ + frontend *fe = (frontend *)data; + GdkRectangle dirtyrect; + + gdk_cairo_get_clip_rectangle(cr, &dirtyrect); + cairo_set_source_surface(cr, fe->image, fe->ox, fe->oy); + cairo_rectangle(cr, dirtyrect.x, dirtyrect.y, + dirtyrect.width, dirtyrect.height); + cairo_fill(cr); + + return TRUE; +} +#else static gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data) { @@ -1219,6 +1234,7 @@ static gint expose_area(GtkWidget *widget, GdkEventExpose *event, } return TRUE; } +#endif static gint map_window(GtkWidget *widget, GdkEvent *event, gpointer data) @@ -2527,8 +2543,13 @@ static frontend *new_window(char *arg, int argtype, char **error) G_CALLBACK(selection_get), fe); g_signal_connect(G_OBJECT(fe->area), "selection_clear_event", G_CALLBACK(selection_clear), fe); +#if GTK_CHECK_VERSION(3,0,0) + g_signal_connect(G_OBJECT(fe->area), "draw", + G_CALLBACK(draw_area), fe); +#else g_signal_connect(G_OBJECT(fe->area), "expose_event", G_CALLBACK(expose_area), fe); +#endif g_signal_connect(G_OBJECT(fe->window), "map_event", G_CALLBACK(map_window), fe); g_signal_connect(G_OBJECT(fe->area), "configure_event",