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gnome-settings-daemon/add-randr-12.patch
Soren Sandmann Pedersen e24287c8c1 Update randr plugin
2008-04-05 16:49:35 +00:00

426 lines
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diff -up gnome-settings-daemon-2.22.1/plugins/xrandr/gsd-xrandr-manager.c.add-randr-12 gnome-settings-daemon-2.22.1/plugins/xrandr/gsd-xrandr-manager.c
--- gnome-settings-daemon-2.22.1/plugins/xrandr/gsd-xrandr-manager.c.add-randr-12 2008-03-24 17:21:50.000000000 -0400
+++ gnome-settings-daemon-2.22.1/plugins/xrandr/gsd-xrandr-manager.c 2008-04-05 12:42:41.000000000 -0400
@@ -35,15 +35,33 @@
#include <gdk/gdk.h>
#include <gdk/gdkx.h>
#include <gtk/gtk.h>
-#include <gconf/gconf-client.h>
+
+#define I_KNOW_THIS_IS_UNSTABLE_AND_ONLY_IN_FEDORA
+#include <libgnomeui/monitor-db.h>
+#include <libgnomeui/randrwrap.h>
#ifdef HAVE_RANDR
#include <X11/extensions/Xrandr.h>
#endif
-#include "gnome-settings-profile.h"
#include "gsd-xrandr-manager.h"
+#define GSD_XRANDR_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GSD_TYPE_XRANDR_MANAGER, GsdXrandrManagerPrivate))
+
+#define VIDEO_KEYSYM "XF86Display"
+
+struct GsdXrandrManagerPrivate
+{
+ /* Key code of the fn-F7 video key (XF86Display) */
+ guint keycode;
+ RWScreen *rw_screen;
+ gboolean running;
+};
+
+enum {
+ PROP_0,
+};
+
static void gsd_xrandr_manager_class_init (GsdXrandrManagerClass *klass);
static void gsd_xrandr_manager_init (GsdXrandrManager *xrandr_manager);
static void gsd_xrandr_manager_finalize (GObject *object);
@@ -52,252 +70,74 @@ G_DEFINE_TYPE (GsdXrandrManager, gsd_xra
static gpointer manager_object = NULL;
-#ifdef HAVE_RANDR
-static int
-get_rotation (GConfClient *client,
- char *display,
- int screen)
-{
- char *key;
- int val;
- GError *error;
-
- key = g_strdup_printf ("%s/%d/rotation", display, screen);
- error = NULL;
- val = gconf_client_get_int (client, key, &error);
- g_free (key);
-
- if (error == NULL) {
- return val;
- }
-
- g_error_free (error);
-
- return 0;
+static GdkAtom
+gnome_randr_atom (void)
+{
+ return gdk_atom_intern ("_GNOME_RANDR_ATOM", FALSE);
}
-static int
-get_resolution (GConfClient *client,
- int screen,
- char *keys[],
- int *width,
- int *height)
-{
- int i;
- char *key;
- char *val;
- int w;
- int h;
-
- val = NULL;
- for (i = 0; keys[i] != NULL; i++) {
- key = g_strdup_printf ("%s/%d/resolution", keys[i], screen);
- val = gconf_client_get_string (client, key, NULL);
- g_free (key);
-
- if (val != NULL) {
- break;
- }
- }
-
- if (val == NULL) {
- return -1;
- }
+static Atom
+gnome_randr_xatom (void)
+{
+ return gdk_x11_atom_to_xatom (gnome_randr_atom());
+}
- if (sscanf (val, "%dx%d", &w, &h) != 2) {
- g_free (val);
- return -1;
+static GdkFilterReturn
+on_client_message (GdkXEvent *xevent,
+ GdkEvent *event,
+ gpointer data)
+{
+ RWScreen *screen = data;
+ XEvent *ev = (XEvent *)xevent;
+
+ if (ev->type == ClientMessage &&
+ ev->xclient.message_type == gnome_randr_xatom()) {
+
+ configuration_apply_stored (screen);
+
+ return GDK_FILTER_REMOVE;
}
-
- g_free (val);
-
- *width = w;
- *height = h;
-
- return i;
+
+ /* Pass the event on to GTK+ */
+ return GDK_FILTER_CONTINUE;
}
-static int
-get_rate (GConfClient *client,
- char *display,
- int screen)
+static GdkFilterReturn
+event_filter (GdkXEvent *xevent,
+ GdkEvent *event,
+ gpointer data)
{
- char *key;
- int val;
- GError *error;
+ GsdXrandrManager *manager = data;
+ XEvent *xev = (XEvent *) xevent;
- key = g_strdup_printf ("%s/%d/rate", display, screen);
- error = NULL;
- val = gconf_client_get_int (client, key, &error);
- g_free (key);
+ if (!manager->priv->running)
+ return GDK_FILTER_CONTINUE;
- if (error == NULL) {
- return val;
- }
-
- g_error_free (error);
+ /* verify we have a key event */
+ if (xev->xany.type != KeyPress && xev->xany.type != KeyRelease)
+ return GDK_FILTER_CONTINUE;
- return 0;
-}
-
-static int
-find_closest_size (XRRScreenSize *sizes,
- int nsizes,
- int width,
- int height)
-{
- int closest;
- int closest_width;
- int closest_height;
- int i;
-
- closest = 0;
- closest_width = sizes[0].width;
- closest_height = sizes[0].height;
- for (i = 1; i < nsizes; i++) {
- if (ABS (sizes[i].width - width) < ABS (closest_width - width) ||
- (sizes[i].width == closest_width &&
- ABS (sizes[i].height - height) < ABS (closest_height - height))) {
- closest = i;
- closest_width = sizes[i].width;
- closest_height = sizes[i].height;
- }
+ if (xev->xkey.keycode == manager->priv->keycode) {
+ /* FIXME: here we should cycle between valid
+ * configurations, and save them
+ */
+ configuration_apply_stored (manager->priv->rw_screen);
+
+ return GDK_FILTER_CONTINUE;
}
- return closest;
+ return GDK_FILTER_CONTINUE;
}
-#endif /* HAVE_RANDR */
static void
-apply_settings (GsdXrandrManager *manager)
+on_randr_event (RWScreen *screen, gpointer data)
{
-#ifdef HAVE_RANDR
- GdkDisplay *display;
- Display *xdisplay;
- int major;
- int minor;
- int event_base;
- int error_base;
- GConfClient *client;
- int n_screens;
- GdkScreen *screen;
- GdkWindow *root_window;
- int width;
- int height;
- int rate;
- int rotation;
-#ifdef HOST_NAME_MAX
- char hostname[HOST_NAME_MAX + 1];
-#else
- char hostname[256];
-#endif
- char *specific_path;
- char *keys[3];
- int i;
- int residx;
-
- gnome_settings_profile_start (NULL);
-
- display = gdk_display_get_default ();
- xdisplay = gdk_x11_display_get_xdisplay (display);
-
- /* Check if XRandR is supported on the display */
- if (!XRRQueryExtension (xdisplay, &event_base, &error_base)
- || XRRQueryVersion (xdisplay, &major, &minor) == 0) {
- goto out;
- }
-
- if (major != 1 || minor < 1) {
- g_message ("Display has unsupported version of XRandR (%d.%d), not setting resolution.", major, minor);
- goto out;
- }
-
- client = gconf_client_get_default ();
-
- i = 0;
- specific_path = NULL;
- if (gethostname (hostname, sizeof (hostname)) == 0) {
- specific_path = g_strconcat ("/desktop/gnome/screen/", hostname, NULL);
- keys[i++] = specific_path;
- }
- keys[i++] = "/desktop/gnome/screen/default";
- keys[i++] = NULL;
-
- n_screens = gdk_display_get_n_screens (display);
- for (i = 0; i < n_screens; i++) {
- screen = gdk_display_get_screen (display, i);
- root_window = gdk_screen_get_root_window (screen);
- residx = get_resolution (client, i, keys, &width, &height);
-
- if (residx != -1) {
- XRRScreenSize *sizes;
- int nsizes;
- int j;
- int closest;
- short *rates;
- int nrates;
- int status;
- int current_size;
- short current_rate;
- XRRScreenConfiguration *config;
- Rotation current_rotation;
-
- config = XRRGetScreenInfo (xdisplay, gdk_x11_drawable_get_xid (GDK_DRAWABLE (root_window)));
-
- rate = get_rate (client, keys[residx], i);
-
- sizes = XRRConfigSizes (config, &nsizes);
- closest = find_closest_size (sizes, nsizes, width, height);
-
- rates = XRRConfigRates (config, closest, &nrates);
- for (j = 0; j < nrates; j++) {
- if (rates[j] == rate)
- break;
- }
-
- /* Rate not supported, let X pick */
- if (j == nrates)
- rate = 0;
-
- rotation = get_rotation (client, keys[residx], i);
- if (rotation == 0)
- rotation = RR_Rotate_0;
-
- current_size = XRRConfigCurrentConfiguration (config, &current_rotation);
- current_rate = XRRConfigCurrentRate (config);
-
- if (closest != current_size ||
- rate != current_rate ||
- rotation != current_rotation) {
- status = XRRSetScreenConfigAndRate (xdisplay,
- config,
- gdk_x11_drawable_get_xid (GDK_DRAWABLE (root_window)),
- closest,
- (Rotation) rotation,
- rate,
- GDK_CURRENT_TIME);
- }
-
- XRRFreeScreenConfigInfo (config);
- }
- }
+ GsdXrandrManager *manager = data;
- g_free (specific_path);
-
- /* We need to make sure we process the screen resize event. */
- gdk_display_sync (display);
-
- while (gtk_events_pending ()) {
- gtk_main_iteration ();
- }
-
- if (client != NULL) {
- g_object_unref (client);
- }
- out:
- gnome_settings_profile_end (NULL);
-
-#endif /* HAVE_RANDR */
+ if (!manager->priv->running)
+ return;
+
+ /* FIXME: Set up any new screens here */
}
gboolean
@@ -306,8 +146,30 @@ gsd_xrandr_manager_start (GsdXrandrManag
{
g_debug ("Starting xrandr manager");
- apply_settings (manager);
-
+ manager->priv->running = TRUE;
+
+ if (manager->priv->keycode) {
+ gdk_error_trap_push ();
+
+ XGrabKey (gdk_x11_get_default_xdisplay(),
+ manager->priv->keycode, AnyModifier,
+ gdk_x11_get_default_root_xwindow(),
+ True, GrabModeAsync, GrabModeAsync);
+
+ gdk_flush ();
+ gdk_error_trap_pop ();
+ }
+
+ configuration_apply_stored (manager->priv->rw_screen);
+
+ gdk_window_add_filter (gdk_get_default_root_window(),
+ (GdkFilterFunc)event_filter,
+ manager);
+
+ gdk_add_client_message_filter (gnome_randr_atom(),
+ on_client_message,
+ manager->priv->rw_screen);
+
return TRUE;
}
@@ -315,6 +177,16 @@ void
gsd_xrandr_manager_stop (GsdXrandrManager *manager)
{
g_debug ("Stopping xrandr manager");
+
+ manager->priv->running = FALSE;
+
+ gdk_error_trap_push ();
+
+ XUngrabKey (gdk_x11_get_default_xdisplay(),
+ manager->priv->keycode, AnyModifier,
+ gdk_x11_get_default_root_xwindow());
+
+ gdk_error_trap_pop ();
}
static void
@@ -388,11 +260,22 @@ gsd_xrandr_manager_class_init (GsdXrandr
object_class->constructor = gsd_xrandr_manager_constructor;
object_class->dispose = gsd_xrandr_manager_dispose;
object_class->finalize = gsd_xrandr_manager_finalize;
+
+ g_type_class_add_private (klass, sizeof (GsdXrandrManagerPrivate));
}
static void
gsd_xrandr_manager_init (GsdXrandrManager *manager)
{
+ Display *dpy = gdk_x11_get_default_xdisplay ();
+ guint keyval = gdk_keyval_from_name (VIDEO_KEYSYM);
+ guint keycode = XKeysymToKeycode (dpy, keyval);
+
+ manager->priv = GSD_XRANDR_MANAGER_GET_PRIVATE (manager);
+
+ manager->priv->keycode = keycode;
+ manager->priv->rw_screen = rw_screen_new (
+ gdk_screen_get_default(), on_randr_event, NULL);
}
static void
@@ -405,6 +288,8 @@ gsd_xrandr_manager_finalize (GObject *ob
xrandr_manager = GSD_XRANDR_MANAGER (object);
+ g_return_if_fail (xrandr_manager->priv != NULL);
+
G_OBJECT_CLASS (gsd_xrandr_manager_parent_class)->finalize (object);
}
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