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-rw-r--r--plugins/xsettings/Makefile.am2
-rw-r--r--plugins/xsettings/msd-xsettings-manager.c127
-rw-r--r--plugins/xsettings/wm-common.c108
-rw-r--r--plugins/xsettings/wm-common.h15
4 files changed, 247 insertions, 5 deletions
diff --git a/plugins/xsettings/Makefile.am b/plugins/xsettings/Makefile.am
index c4d0520..c4b821f 100644
--- a/plugins/xsettings/Makefile.am
+++ b/plugins/xsettings/Makefile.am
@@ -15,6 +15,8 @@ libxsettings_la_SOURCES = \
xsettings-manager.c \
fontconfig-monitor.h \
fontconfig-monitor.c \
+ wm-common.h \
+ wm-common.c \
$(NULL)
libxsettings_la_CPPFLAGS = \
diff --git a/plugins/xsettings/msd-xsettings-manager.c b/plugins/xsettings/msd-xsettings-manager.c
index d12b23e..6d9061b 100644
--- a/plugins/xsettings/msd-xsettings-manager.c
+++ b/plugins/xsettings/msd-xsettings-manager.c
@@ -43,6 +43,7 @@
#include "msd-xsettings-manager.h"
#include "xsettings-manager.h"
#include "fontconfig-monitor.h"
+#include "wm-common.h"
#define MATE_XSETTINGS_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), MATE_TYPE_XSETTINGS_MANAGER, MateXSettingsManagerPrivate))
@@ -400,8 +401,6 @@ xft_settings_get (MateXSettingsManager *manager,
settings->cursor_size = scale * g_settings_get_int (mouse_gsettings, CURSOR_SIZE_KEY);
settings->rgba = "rgb";
- manager->priv->window_scale = scale;
-
if (rgba_order) {
int i;
gboolean found = FALSE;
@@ -463,6 +462,121 @@ xft_settings_get (MateXSettingsManager *manager,
g_free (antialiasing);
}
+/* Set environment variable.
+ * This should only work during the initialization phase. */
+static gboolean
+update_user_env_variable (const gchar *variable,
+ const gchar *value,
+ GError **error)
+{
+ GDBusConnection *connection;
+ gboolean environment_updated;
+ GVariant *reply;
+ GError *bus_error = NULL;
+
+ g_setenv (variable, value, TRUE);
+
+ environment_updated = FALSE;
+ connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, error);
+
+ if (connection == NULL) {
+ return FALSE;
+ }
+
+ reply = g_dbus_connection_call_sync (connection,
+ "org.gnome.SessionManager",
+ "/org/gnome/SessionManager",
+ "org.gnome.SessionManager",
+ "Setenv",
+ g_variant_new ("(ss)", variable, value),
+ NULL,
+ G_DBUS_CALL_FLAGS_NONE,
+ -1, NULL, &bus_error);
+
+ if (bus_error != NULL) {
+ g_propagate_error (error, bus_error);
+ } else {
+ environment_updated = TRUE;
+ g_variant_unref (reply);
+ }
+
+ g_clear_object (&connection);
+
+ return environment_updated;
+}
+
+static gboolean
+delayed_toggle_bg_draw (gboolean value)
+{
+ GSettings *settings;
+ settings = g_settings_new ("org.mate.background");
+ g_settings_set_boolean (settings, "show-desktop-icons", value);
+ return FALSE;
+}
+
+static void
+scale_change_workarounds (MateXSettingsManager *manager, int new_scale)
+{
+ if (manager->priv->window_scale == new_scale)
+ return;
+
+ GError *error = NULL;
+
+ /* This is only useful during the Initialization phase, so we guard against
+ * unnecessarily attempting to set it later. */
+ if (!manager->priv->window_scale) {
+ /* Set env variables to properly scale QT applications */
+ if (!update_user_env_variable ("QT_AUTO_SCREEN_SCALE_FACTOR", "0", &error)) {
+ g_warning ("There was a problem when setting QT_AUTO_SCREEN_SCALE_FACTOR=0: %s", error->message);
+ g_clear_error (&error);
+ }
+ if (!update_user_env_variable ("QT_SCALE_FACTOR", new_scale == 2 ? "2" : "1", &error)) {
+ g_warning ("There was a problem when setting QT_SCALE_FACTOR=%d: %s", new_scale, error->message);
+ g_clear_error (&error);
+ }
+ } else {
+ /* Restart marco */
+ /* FIXME: The ideal scenario would be for marco to respect window scaling and thus
+ * resize itself. Currently this is not happening, so msd restarts it when the window
+ * scaling factor changes so that it's visually correct. */
+ wm_common_update_window();
+ gchar *wm = wm_common_get_current_window_manager ();
+ if (g_strcmp0 (wm, WM_COMMON_MARCO) == 0) {
+ const gchar * const marco[] = {"marco", "--replace", NULL};
+ if (!g_spawn_async (NULL, marco, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, &error)) {
+ g_warning ("There was a problem restarting marco: %s", error->message);
+ g_clear_error (&error);
+ }
+ }
+ g_free (wm);
+
+ /* Restart mate-panel */
+ /* FIXME: The ideal scenario would be for mate-panel to respect window scaling and thus
+ * resize itself. Currently this is not happening, so msd restarts it when the window
+ * scaling factor changes so that it's visually correct. */
+ const gchar * const mate_panel[] = {"killall", "mate-panel", NULL};
+ if (!g_spawn_async (NULL, mate_panel, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, &error)) {
+ g_warning ("There was a problem restarting mate-panel: %s", error->message);
+ g_clear_error (&error);
+ }
+
+ /* Toggle icons on desktop to fix size */
+ /* FIXME: The ideal scenario would be for caja to respect window scaling and thus
+ * resize itself. Currently this is not happening, so msd restarts it when the window
+ * scaling factor changes so that it's visually correct. */
+ GSettings *desktop_settings;
+ desktop_settings = g_settings_new ("org.mate.background");
+ if (g_settings_get_boolean (desktop_settings, "show-desktop-icons")) {
+ /* Delay the toggle to allow enough time for the desktop to redraw */
+ g_timeout_add_seconds (1, (GSourceFunc) delayed_toggle_bg_draw, (gpointer) FALSE);
+ g_timeout_add_seconds (2, (GSourceFunc) delayed_toggle_bg_draw, (gpointer) TRUE);
+ }
+ }
+
+ /* Store new scale value */
+ manager->priv->window_scale = new_scale;
+}
+
static void
xft_settings_set_xsettings (MateXSettingsManager *manager,
MateXftSettings *settings)
@@ -485,6 +599,8 @@ xft_settings_set_xsettings (MateXSettingsManager *manager,
xsettings_manager_set_string (manager->priv->managers [i], "Gtk/CursorThemeName", settings->cursor_theme);
}
mate_settings_profile_end (NULL);
+
+ scale_change_workarounds (manager, settings->window_scale);
}
static void
@@ -581,8 +697,8 @@ update_xft_settings (MateXSettingsManager *manager)
}
static void
-screen_callback (GdkScreen *screen,
- MateXSettingsManager *manager)
+recalculate_scale_callback (GdkScreen *screen,
+ MateXSettingsManager *manager)
{
int i;
int new_scale = get_window_scale (manager);
@@ -833,7 +949,8 @@ mate_xsettings_manager_start (MateXSettingsManager *manager,
/* Detect changes in screen resolution */
screen = gdk_screen_get_default();
- g_signal_connect(screen, "size-changed", G_CALLBACK (screen_callback), manager);
+ g_signal_connect(screen, "size-changed", G_CALLBACK (recalculate_scale_callback), manager);
+ g_signal_connect(screen, "monitors-changed", G_CALLBACK (recalculate_scale_callback), manager);
manager->priv->gsettings_font = g_settings_new (FONT_RENDER_SCHEMA);
g_signal_connect (manager->priv->gsettings_font, "changed", G_CALLBACK (xft_callback), manager);
diff --git a/plugins/xsettings/wm-common.c b/plugins/xsettings/wm-common.c
new file mode 100644
index 0000000..ccb9629
--- /dev/null
+++ b/plugins/xsettings/wm-common.c
@@ -0,0 +1,108 @@
+#include <X11/Xatom.h>
+#include <gdk/gdkx.h>
+#include <gdk/gdk.h>
+#include <string.h>
+#include <glib.h>
+#include <glib-object.h>
+#include "wm-common.h"
+
+/* Our WM Window */
+static Window wm_window = None;
+
+static char *
+wm_common_get_window_manager_property (Atom atom)
+{
+ Atom utf8_string, type;
+ int result;
+ char *retval;
+ int format;
+ gulong nitems;
+ gulong bytes_after;
+ gchar *val;
+
+ if (wm_window == None)
+ return NULL;
+
+ utf8_string = gdk_x11_get_xatom_by_name ("UTF8_STRING");
+
+ gdk_error_trap_push ();
+
+ val = NULL;
+ result = XGetWindowProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()),
+ wm_window,
+ atom,
+ 0, G_MAXLONG,
+ False, utf8_string,
+ &type, &format, &nitems,
+ &bytes_after, (guchar **) &val);
+
+ if (gdk_error_trap_pop () || result != Success ||
+ type != utf8_string || format != 8 || nitems == 0 ||
+ !g_utf8_validate (val, nitems, NULL))
+ {
+ retval = NULL;
+ }
+ else
+ {
+ retval = g_strndup (val, nitems);
+ }
+
+ if (val)
+ XFree (val);
+
+ return retval;
+}
+
+char*
+wm_common_get_current_window_manager (void)
+{
+ Atom atom = gdk_x11_get_xatom_by_name ("_NET_WM_NAME");
+ char *result;
+
+ result = wm_common_get_window_manager_property (atom);
+ if (result)
+ return result;
+ else
+ return g_strdup (WM_COMMON_UNKNOWN);
+}
+
+static void
+update_wm_window (void)
+{
+ Window *xwindow;
+ Atom type;
+ gint format;
+ gulong nitems;
+ gulong bytes_after;
+
+ XGetWindowProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), GDK_ROOT_WINDOW (),
+ gdk_x11_get_xatom_by_name ("_NET_SUPPORTING_WM_CHECK"),
+ 0, G_MAXLONG, False, XA_WINDOW, &type, &format,
+ &nitems, &bytes_after, (guchar **) &xwindow);
+
+ if (type != XA_WINDOW)
+ {
+ wm_window = None;
+ return;
+ }
+
+ gdk_error_trap_push ();
+ XSelectInput (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), *xwindow, StructureNotifyMask | PropertyChangeMask);
+ XSync (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), False);
+
+ if (gdk_error_trap_pop ())
+ {
+ XFree (xwindow);
+ wm_window = None;
+ return;
+ }
+
+ wm_window = *xwindow;
+ XFree (xwindow);
+}
+
+void
+wm_common_update_window ()
+{
+ update_wm_window();
+}
diff --git a/plugins/xsettings/wm-common.h b/plugins/xsettings/wm-common.h
new file mode 100644
index 0000000..379adbf
--- /dev/null
+++ b/plugins/xsettings/wm-common.h
@@ -0,0 +1,15 @@
+#ifndef WM_COMMON_H
+#define WM_COMMON_H
+
+#define WM_COMMON_MARCO "Metacity (Marco)"
+#define WM_COMMON_SAWFISH "Sawfish"
+#define WM_COMMON_METACITY "Metacity"
+#define WM_COMMON_COMPIZ "Compiz"
+#define WM_COMMON_COMPIZ_OLD "compiz"
+#define WM_COMMON_UNKNOWN "Unknown"
+
+gchar *wm_common_get_current_window_manager (void);
+void wm_common_update_window (void);
+
+#endif /* WM_COMMON_H */
+
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-18 11:24:00 +0000