--- np2/x11/gtk2/gtk_wrapper.c	2004/07/14 16:01:40	1.1
+++ np2/x11/gtk2/gtk_wrapper.c	2012/01/23 05:00:13	1.15
@@ -10,8 +10,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
@@ -25,16 +23,33 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "compiler.h"
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
 
-#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <signal.h>
+
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
 
 #include "gtk2/xnp2.h"
 
 #include <gdk/gdkx.h>
 
+extern int verbose;
+extern volatile sig_atomic_t np2running;
+
+#ifdef DEBUG
+#ifndef	VERBOSE
+#define	VERBOSE(s)	if (verbose) g_printerr s
+#endif	/* !VERBOSE */
+#else	/* !DEBUG */
+#define	VERBOSE(s)
+#endif	/* DEBUG */
 
 void
 gtk_scale_set_default_values(GtkScale *scale)
@@ -52,48 +67,311 @@ gdk_window_set_pointer(GdkWindow *w, gin
 	Display *xdisplay;
 	Window xwindow;
 
-	if (w) {
-		xdisplay = GDK_WINDOW_XDISPLAY(w);
-		xwindow = GDK_WINDOW_XWINDOW(w);
-		XWarpPointer(xdisplay, None, xwindow, 0, 0, 0, 0, x, y);
-	}
+	g_return_if_fail(w != NULL);
+
+	xdisplay = GDK_WINDOW_XDISPLAY(w);
+	xwindow = GDK_WINDOW_XWINDOW(w);
+	XWarpPointer(xdisplay, None, xwindow, 0, 0, 0, 0, x, y);
 }
 
-int
-is_32bpp(GdkWindow *w)
+gboolean
+gdk_window_get_pixmap_format(GdkWindow *w, GdkVisual *visual, pixmap_format_t *fmtp)
 {
 	Display *xdisplay;
 	XPixmapFormatValues *format;
-	int nbit = 0;
 	int count;
 	int i;
 
-	if (w == NULL)
-		return 0;
+	g_return_val_if_fail(w != NULL, FALSE);
+	g_return_val_if_fail(visual != NULL, FALSE);
+	g_return_val_if_fail(fmtp != NULL, FALSE);
 
 	xdisplay = GDK_WINDOW_XDISPLAY(w);
 	format = XListPixmapFormats(xdisplay, &count);
-	if (format != 0) {
+	if (format) {
 		for (i = 0; i < count; i++) {
-			if (format[i].depth != 24)
-				continue;
-
-			if (format[i].bits_per_pixel == 32) {
-				nbit = 32;
-			} else {
-				nbit = 24;
+			if (visual->depth == format[i].depth) {
+				fmtp->depth = format[i].depth;
+				fmtp->bits_per_pixel = format[i].bits_per_pixel;
+				fmtp->scanline_pad = format[i].scanline_pad;
+				XFree(format);
+				return TRUE;
 			}
-			break;
 		}
 		XFree(format);
+	}
+	return FALSE;
+}
+
+/*
+ * Full screen support.
+ */
+extern int ignore_fullscreen_mode;
+static int use_xvid;
+static int use_netwm;
+static int is_fullscreen;
+
+#ifdef HAVE_XF86VIDMODE
+#include <X11/extensions/xf86vmode.h>
+
+static XF86VidModeModeInfo **modes = NULL;
+static int modeidx = -1;
+static XF86VidModeModeInfo *saved_modes;
+static XF86VidModeModeInfo orig_mode;
+static Display *fs_xdisplay;
+static int fs_xscreen;
+static int view_x, view_y;
+static gint orig_x, orig_y;
+
+static inline Bool
+XF86VidModeGetModeInfo(Display *d, int s, XF86VidModeModeInfo *info)
+{
+	XF86VidModeModeLine *line;
+
+	memset(info, 0, sizeof(*info));
+	line = (void *)((char *)info + sizeof(info->dotclock));
+
+	return XF86VidModeGetModeLine(d, s, (int *)&info->dotclock, line);
+}
+
+static int
+check_xvid(GtkWidget *widget)
+{
+	gboolean ret = FALSE;
+	GdkWindow *w;
+	Display *xdisplay;
+	int xscreen;
+	XF86VidModeModeInfo mode;
+	int event_base, error_base;
+	int major_ver, minor_ver;
+	int nmodes;
+	int i;
+	Bool rv;
+
+	g_return_val_if_fail(widget != NULL, FALSE);
 
-		if (i == count) {
-			fprintf(stderr, "24bpp depth not support?\n");
-			return 0;
+	w = widget->window;
+	xdisplay = GDK_WINDOW_XDISPLAY(w);
+	xscreen = XDefaultScreen(xdisplay);
+
+	XLockDisplay(xdisplay);
+
+	rv = XF86VidModeQueryExtension(xdisplay, &event_base, &error_base);
+	if (!rv) {
+		goto out;
+	}
+
+	rv = XF86VidModeQueryVersion(xdisplay, &major_ver, &minor_ver);
+	if (!rv) {
+		goto out;
+	}
+	VERBOSE(("XF86VidMode Extension: ver.%d.%d detected\n",
+	    major_ver, minor_ver));
+
+	rv = XF86VidModeGetModeInfo(xdisplay, xscreen, &mode);
+	if (rv) {
+		if ((mode.hdisplay == 640) && (mode.vdisplay == 480)) {
+			orig_mode = mode;
+			saved_modes = &orig_mode;
+			modes = &saved_modes;
+			modeidx = 0;
+			ret = TRUE;
+			goto out;
+		}
+	}
+
+	rv = XF86VidModeGetAllModeLines(xdisplay, xscreen, &nmodes, &modes);
+	if (!rv) {
+		goto out;
+	}
+	VERBOSE(("XF86VidMode Extension: %d modes\n", nmodes));
+
+	for (i = 0; i < nmodes; i++) {
+		VERBOSE(("XF86VidMode Extension: %d: %dx%d\n", i,
+		    modes[i]->hdisplay, modes[i]->vdisplay));
+
+		if ((modes[i]->hdisplay == 640)
+		 && (modes[i]->vdisplay == 480)) {
+			rv = XF86VidModeGetModeInfo(xdisplay, xscreen,
+			    &orig_mode);
+			if (rv) {
+				VERBOSE(("found\n"));
+				modeidx = i;
+				ret = TRUE;
+				break;
+			}
 		}
+	}
+
+	if (ret) {
+		fs_xdisplay = xdisplay;
+		fs_xscreen = xscreen;
 	} else {
-		fprintf(stderr, "Can't get PixmapFormats.\n");
+		XFree(modes);
+		modes = NULL;
+	}
+
+out:
+	XUnlockDisplay(xdisplay);
+
+	return ret;
+}
+#endif	/* HAVE_XF86VIDMODE */
+
+static int
+check_netwm(GtkWidget *widget)
+{
+	Display *xdisplay;
+	Window root_window;
+	Atom _NET_SUPPORTED;
+	Atom _NET_WM_STATE_FULLSCREEN;
+	Atom type;
+	int format;
+	unsigned long nitems;
+	unsigned long remain;
+	unsigned char *prop;
+	guint32 *data;
+	int rv;
+	unsigned long i;
+
+	g_return_val_if_fail(widget != NULL, 0);
+
+	xdisplay = GDK_WINDOW_XDISPLAY(widget->window);
+	root_window = DefaultRootWindow(xdisplay);
+
+	_NET_SUPPORTED = XInternAtom(xdisplay, "_NET_SUPPORTED", False);
+	_NET_WM_STATE_FULLSCREEN = XInternAtom(xdisplay,
+	    "_NET_WM_STATE_FULLSCREEN", False);
+
+	rv = XGetWindowProperty(xdisplay, root_window, _NET_SUPPORTED,
+	    0, 65536 / sizeof(guint32), False, AnyPropertyType,
+	    &type, &format, &nitems, &remain, &prop);
+	if (rv != Success) {
 		return 0;
 	}
-	return (nbit == 32) ? 1 : 0;
+	if (type != XA_ATOM) {
+		return 0;
+	}
+	if (format != 32) {
+		return 0;
+	}
+
+	rv = 0;
+	data = (guint32 *)prop;
+	for (i = 0; i < nitems; i++) {
+		if (data[i] == _NET_WM_STATE_FULLSCREEN) {
+			VERBOSE(("Support _NET_WM_STATE_FULLSCREEN\n"));
+			rv = 1;
+			break;
+		}
+	}
+	XFree(prop);
+
+	return rv;
+}
+
+int
+gtk_window_init_fullscreen(GtkWidget *widget)
+{
+
+#ifdef HAVE_XF86VIDMODE
+	use_xvid = check_xvid(widget);
+#endif
+	use_netwm = check_netwm(widget);
+
+	if (use_xvid && (ignore_fullscreen_mode & 1)) {
+		VERBOSE(("Support XF86VidMode extension, but disabled\n"));
+		use_xvid = 0;
+	}
+	if (use_netwm && (ignore_fullscreen_mode & 2)) {
+		VERBOSE(("Support _NET_WM_STATE_FULLSCREEN, but disabled\n"));
+		use_netwm = 0;
+	}
+
+	if (verbose) {
+		if (use_xvid) {
+			VERBOSE(("Using XF86VidMode extension\n"));
+		} else if (use_netwm) {
+			VERBOSE(("Using _NET_WM_STATE_FULLSCREEN\n"));
+		} else {
+			VERBOSE(("not supported\n"));
+		}
+	}
+
+	return use_xvid;
+}
+
+void
+gtk_window_fullscreen_mode(GtkWidget *widget)
+{
+
+	g_return_if_fail(widget != NULL);
+	g_return_if_fail(widget->window != NULL);
+
+#ifdef HAVE_XF86VIDMODE
+	if (use_xvid && modes != NULL && modeidx >= 0) {
+		GtkWindow *window = GTK_WINDOW(widget);
+
+		XLockDisplay(fs_xdisplay);
+
+		XF86VidModeLockModeSwitch(fs_xdisplay, fs_xscreen, True);
+		XF86VidModeGetViewPort(fs_xdisplay,fs_xscreen,&view_x,&view_y);
+		gdk_window_get_origin(widget->window, &orig_x, &orig_y);
+		if (window)
+			gtk_window_move(window, 0, 0);
+		XF86VidModeSwitchToMode(fs_xdisplay,fs_xscreen,modes[modeidx]);
+
+		XUnlockDisplay(fs_xdisplay);
+	}
+#endif	/* HAVE_XF86VIDMODE */
+	if (use_netwm) {
+		gtk_window_fullscreen(GTK_WINDOW(widget));
+	}
+	is_fullscreen = 1;
+}
+
+void
+gtk_window_restore_mode(GtkWidget *widget)
+{
+
+	g_return_if_fail(widget != NULL);
+
+	if (!is_fullscreen)
+		return;
+
+#ifdef HAVE_XF86VIDMODE
+	if (use_xvid) {
+		XF86VidModeModeInfo mode;
+		int rv;
+
+		if ((orig_mode.hdisplay == 0) || (orig_mode.vdisplay == 0))
+			return;
+
+		XLockDisplay(fs_xdisplay);
+
+		rv = XF86VidModeGetModeInfo(fs_xdisplay, fs_xscreen, &mode);
+		if (rv) {
+			if ((orig_mode.hdisplay != mode.hdisplay)
+			 || (orig_mode.vdisplay != mode.vdisplay)) {
+				XF86VidModeSwitchToMode(fs_xdisplay, fs_xscreen,
+				    &orig_mode);
+				XF86VidModeLockModeSwitch(fs_xdisplay,
+				    fs_xscreen, False);
+			}
+			if ((view_x != 0) || (view_y != 0)) {
+				XF86VidModeSetViewPort(fs_xdisplay, fs_xscreen,
+				    view_x, view_y);
+			}
+		}
+
+		if (np2running) {
+			gtk_window_move(GTK_WINDOW(widget), orig_x, orig_y);
+		}
+
+		XUnlockDisplay(fs_xdisplay);
+	}
+#endif	/* HAVE_XF86VIDMODE */
+	if (use_netwm) {
+		gtk_window_unfullscreen(GTK_WINDOW(widget));
+	}
 }