2 * $Id: video_gtk.c,v 1.19 2007-10-31 12:43:51 nkeynes Exp $
4 * The PC side of the video support (responsible for actually displaying /
7 * Copyright (c) 2005 Nathan Keynes.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
21 #include <gdk/gdkkeysyms.h>
25 #include "drivers/video_glx.h"
26 #include "drivers/gl_common.h"
27 #include "gtkui/gtkui.h"
29 static GtkWidget *video_win = NULL;
30 int video_width = 640;
31 int video_height = 480;
33 gboolean video_gtk_init();
34 void video_gtk_shutdown();
35 uint16_t video_gtk_resolve_keysym( const gchar *keysym );
37 struct display_driver display_gtk_driver = { "gtk", video_gtk_init, video_gtk_shutdown,
38 video_gtk_resolve_keysym,
39 NULL, NULL, NULL, NULL, NULL, NULL, NULL };
42 * Extract the keyval of the key event if no modifier keys were pressed -
43 * in other words get the keyval of the key by itself. The other way around
44 * would be to use the hardware keysyms directly rather than the keyvals,
45 * but the mapping looks to be messier.
47 uint16_t video_gtk_unmodified_keyval( GdkEventKey *event )
49 GdkKeymap *keymap = gdk_keymap_get_default();
52 gdk_keymap_translate_keyboard_state( keymap, event->hardware_keycode, 0, 0, &keyval,
57 gboolean video_gtk_keydown_callback(GtkWidget *widget,
61 input_event_keydown( video_gtk_unmodified_keyval(event) );
65 gboolean video_gtk_keyup_callback(GtkWidget *widget,
69 input_event_keyup( video_gtk_unmodified_keyval(event) );
73 uint16_t video_gtk_resolve_keysym( const gchar *keysym )
75 int val = gdk_keyval_from_name( keysym );
76 if( val == GDK_VoidSymbol )
81 gboolean video_gtk_expose_callback(GtkWidget *widget, GdkEventExpose *event, gpointer data )
83 render_buffer_t buffer = pvr2_get_front_buffer();
84 if( buffer == NULL ) {
85 display_gtk_driver.display_blank(pvr2_get_border_colour());
87 display_gtk_driver.display_render_buffer(buffer);
92 gboolean video_gtk_resize_callback(GtkWidget *widget, GdkEventConfigure *event, gpointer data )
94 video_width = event->width;
95 video_height = event->height;
96 video_gtk_expose_callback(widget, NULL, data);
100 gboolean video_gtk_init()
103 video_win = gtk_gui_get_renderarea();
104 if( video_win == NULL ) {
108 g_signal_connect( video_win, "key_press_event",
109 G_CALLBACK(video_gtk_keydown_callback), NULL );
110 g_signal_connect( video_win, "key_release_event",
111 G_CALLBACK(video_gtk_keyup_callback), NULL );
112 g_signal_connect( video_win, "expose_event",
113 G_CALLBACK(video_gtk_expose_callback), NULL );
114 g_signal_connect( video_win, "configure_event",
115 G_CALLBACK(video_gtk_resize_callback), NULL );
116 gtk_widget_add_events( video_win,
117 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
118 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK );
119 gtk_widget_set_double_buffered( video_win, FALSE );
120 video_width = video_win->allocation.width;
121 video_height = video_win->allocation.height;
122 Display *display = gdk_x11_display_get_xdisplay( gtk_widget_get_display(GTK_WIDGET(video_win)));
123 Window window = GDK_WINDOW_XWINDOW( GTK_WIDGET(video_win)->window );
124 video_glx_init_context( display, window );
125 video_glx_init_driver( &display_gtk_driver );
128 void video_gtk_shutdown()
130 if( video_win != NULL ) {
131 video_glx_shutdown();
.