Merge branch 'backport' into work
[mikachu/openbox.git] / openbox / screen.c
index db4f25b..74d073c 100644 (file)
@@ -24,7 +24,6 @@
 #include "startupnotify.h"
 #include "moveresize.h"
 #include "config.h"
-#include "mainloop.h"
 #include "screen.h"
 #include "client.h"
 #include "session.h"
 #include "event.h"
 #include "focus.h"
 #include "popup.h"
+#include "hooks.h"
 #include "render/render.h"
 #include "gettext.h"
 #include "obt/display.h"
 #include "obt/prop.h"
+#include "obt/mainloop.h"
 
 #include <X11/Xlib.h>
 #ifdef HAVE_UNISTD_H
@@ -55,20 +56,20 @@ static gboolean replace_wm(void);
 static void     screen_tell_ksplash(void);
 static void     screen_fallback_focus(void);
 
-guint    screen_num_desktops;
-guint    screen_num_monitors;
-guint    screen_desktop;
-guint    screen_last_desktop = 1;
-gboolean screen_showing_desktop;
+guint           screen_num_desktops;
+guint           screen_num_monitors;
+guint           screen_desktop;
+guint           screen_last_desktop;
+gboolean        screen_showing_desktop;
 ObDesktopLayout screen_desktop_layout;
-gchar  **screen_desktop_names;
-Window   screen_support_win;
-Time     screen_desktop_user_time = CurrentTime;
+gchar         **screen_desktop_names;
+Window          screen_support_win;
+Time            screen_desktop_user_time = CurrentTime;
 
 static Size     screen_physical_size;
 static guint    screen_old_desktop;
 static gboolean screen_desktop_timeout = TRUE;
-/*! An array of desktops, holding array of areas per monitor */
+/*! An array of desktops, holding an array of areas per monitor */
 static Rect  *monitor_area = NULL;
 /*! An array of desktops, holding an array of struts */
 static GSList *struts_top = NULL;
@@ -146,8 +147,7 @@ static gboolean replace_wm(void)
     }
 
     /* Send client message indicating that we are now the WM */
-    obt_prop_message(ob_screen, RootWindow(obt_display, ob_screen),
-                     OBT_PROP_ATOM(MANAGER),
+    obt_prop_message(ob_screen, obt_root(ob_screen), OBT_PROP_ATOM(MANAGER),
                      timestamp, wm_sn_atom, screen_support_win, 0, 0,
                      SubstructureNotifyMask);
 
@@ -164,8 +164,7 @@ gboolean screen_annex(void)
     /* create the netwm support window */
     attrib.override_redirect = TRUE;
     attrib.event_mask = PropertyChangeMask;
-    screen_support_win = XCreateWindow(obt_display,
-                                       RootWindow(obt_display, ob_screen),
+    screen_support_win = XCreateWindow(obt_display, obt_root(ob_screen),
                                        -100, -100, 1, 1, 0,
                                        CopyFromParent, InputOutput,
                                        CopyFromParent,
@@ -180,8 +179,7 @@ gboolean screen_annex(void)
     }
 
     obt_display_ignore_errors(TRUE);
-    XSelectInput(obt_display, RootWindow(obt_display, ob_screen),
-                 ROOT_EVENTMASK);
+    XSelectInput(obt_display, obt_root(ob_screen), ROOT_EVENTMASK);
     obt_display_ignore_errors(FALSE);
     if (obt_display_error_occured) {
         g_message(_("A window manager is already running on screen %d"),
@@ -195,15 +193,14 @@ gboolean screen_annex(void)
 
     /* set the OPENBOX_PID hint */
     pid = getpid();
-    OBT_PROP_SET32(RootWindow(obt_display, ob_screen),
-                   OPENBOX_PID, CARDINAL, pid);
+    OBT_PROP_SET32(obt_root(ob_screen), OPENBOX_PID, CARDINAL, pid);
 
     /* set supporting window */
-    OBT_PROP_SET32(RootWindow(obt_display, ob_screen),
+    OBT_PROP_SET32(obt_root(ob_screen),
                    NET_SUPPORTING_WM_CHECK, WINDOW, screen_support_win);
 
     /* set properties on the supporting window */
-    OBT_PROP_SETS(screen_support_win, NET_WM_NAME, "Openbox");
+    OBT_PROP_SETS(screen_support_win, NET_WM_NAME, utf8, "Openbox");
     OBT_PROP_SET32(screen_support_win, NET_SUPPORTING_WM_CHECK,
                    WINDOW, screen_support_win);
 
@@ -294,10 +291,11 @@ gboolean screen_annex(void)
     supported[i++] = OBT_PROP_ATOM(OB_WM_STATE_UNDECORATED);
     supported[i++] = OBT_PROP_ATOM(OPENBOX_PID);
     supported[i++] = OBT_PROP_ATOM(OB_THEME);
+    supported[i++] = OBT_PROP_ATOM(OB_CONFIG_FILE);
     supported[i++] = OBT_PROP_ATOM(OB_CONTROL);
     g_assert(i == num_support);
 
-    OBT_PROP_SETA32(RootWindow(obt_display, ob_screen),
+    OBT_PROP_SETA32(obt_root(ob_screen),
                     NET_SUPPORTED, ATOM, supported, num_support);
     g_free(supported);
 
@@ -331,13 +329,13 @@ static void screen_tell_ksplash(void)
        something. oh well. */
     e.xclient.type = ClientMessage;
     e.xclient.display = obt_display;
-    e.xclient.window = RootWindow(obt_display, ob_screen);
+    e.xclient.window = obt_root(ob_screen);
     e.xclient.message_type =
-        XInternAtom(obt_display, "_KDE_SPLASH_PROGRESS", False );
+        XInternAtom(obt_display, "_KDE_SPLASH_PROGRESS", False);
     e.xclient.format = 8;
     strcpy(e.xclient.data.b, "wm started");
-    XSendEvent(obt_display, RootWindow(obt_display, ob_screen),
-               False, SubstructureNotifyMask, &e );
+    XSendEvent(obt_display, obt_root(ob_screen),
+               False, SubstructureNotifyMask, &e);
 }
 
 void screen_startup(gboolean reconfig)
@@ -361,9 +359,7 @@ void screen_startup(gboolean reconfig)
     screen_resize();
 
     /* have names already been set for the desktops? */
-    if (OBT_PROP_GETSS(RootWindow(obt_display, ob_screen),
-                       NET_DESKTOP_NAMES, utf8, &names))
-    {
+    if (OBT_PROP_GETSS(obt_root(ob_screen), NET_DESKTOP_NAMES, utf8, &names)) {
         g_strfreev(names);
         namesexist = TRUE;
     }
@@ -384,8 +380,8 @@ void screen_startup(gboolean reconfig)
             names[i] = g_strdup(it->data);
 
         /* set the root window property */
-        OBT_PROP_SETSS(RootWindow(obt_display, ob_screen),
-                       NET_DESKTOP_NAMES, names);
+        OBT_PROP_SETSS(obt_root(ob_screen),
+                       NET_DESKTOP_NAMES, utf8, (const gchar**)names);
 
         g_strfreev(names);
     }
@@ -395,9 +391,19 @@ void screen_startup(gboolean reconfig)
        this will also set the default names from the config file up for
        desktops that don't have names yet */
     screen_num_desktops = 0;
-    if (OBT_PROP_GET32(RootWindow(obt_display, ob_screen),
+    if (OBT_PROP_GET32(obt_root(ob_screen),
                        NET_NUMBER_OF_DESKTOPS, CARDINAL, &d))
+    {
+        if (d != config_desktops_num) {
+            /* TRANSLATORS: If you need to specify a different order of the
+               arguments, you can use %1$d for the first one and %2$d for the
+               second one. For example,
+               "The current session has %2$d desktops, but Openbox is configured for %1$d ..." */
+            g_warning(ngettext("Openbox is configured for %d desktop, but the current session has %d.  Overriding the Openbox configuration.", "Openbox is configured for %d desktops, but the current session has %d.  Overriding the Openbox configuration.", config_desktops_num),
+                      config_desktops_num, d);
+        }
         screen_set_num_desktops(d);
+    }
     /* restore from session if possible */
     else if (session_num_desktops)
         screen_set_num_desktops(session_num_desktops);
@@ -406,7 +412,7 @@ void screen_startup(gboolean reconfig)
 
     screen_desktop = screen_num_desktops;  /* something invalid */
     /* start on the current desktop when a wm was already running */
-    if (OBT_PROP_GET32(RootWindow(obt_display, ob_screen),
+    if (OBT_PROP_GET32(obt_root(ob_screen),
                        NET_CURRENT_DESKTOP, CARDINAL, &d) &&
         d < screen_num_desktops)
     {
@@ -421,7 +427,7 @@ void screen_startup(gboolean reconfig)
 
     /* don't start in showing-desktop mode */
     screen_showing_desktop = FALSE;
-    OBT_PROP_SET32(RootWindow(obt_display, ob_screen),
+    OBT_PROP_SET32(obt_root(ob_screen),
                    NET_SHOWING_DESKTOP, CARDINAL, screen_showing_desktop);
 
     if (session_desktop_layout_present &&
@@ -440,15 +446,14 @@ void screen_shutdown(gboolean reconfig)
     if (reconfig)
         return;
 
-    XSelectInput(obt_display, RootWindow(obt_display, ob_screen),
-                 NoEventMask);
+    XSelectInput(obt_display, obt_root(ob_screen), NoEventMask);
 
     /* we're not running here no more! */
-    OBT_PROP_ERASE(RootWindow(obt_display, ob_screen), OPENBOX_PID);
+    OBT_PROP_ERASE(obt_root(ob_screen), OPENBOX_PID);
     /* not without us */
-    OBT_PROP_ERASE(RootWindow(obt_display, ob_screen), NET_SUPPORTED);
+    OBT_PROP_ERASE(obt_root(ob_screen), NET_SUPPORTED);
     /* don't keep this mode */
-    OBT_PROP_ERASE(RootWindow(obt_display, ob_screen), NET_SHOWING_DESKTOP);
+    OBT_PROP_ERASE(obt_root(ob_screen), NET_SHOWING_DESKTOP);
 
     XDestroyWindow(obt_display, screen_support_win);
 
@@ -473,10 +478,10 @@ void screen_resize(void)
     /* Set the _NET_DESKTOP_GEOMETRY hint */
     screen_physical_size.width = geometry[0] = w;
     screen_physical_size.height = geometry[1] = h;
-    OBT_PROP_SETA32(RootWindow(obt_display, ob_screen),
+    OBT_PROP_SETA32(obt_root(ob_screen),
                     NET_DESKTOP_GEOMETRY, CARDINAL, geometry, 2);
 
-    if (ob_state() == OB_STATE_STARTING)
+    if (ob_state() != OB_STATE_RUNNING)
         return;
 
     screen_update_areas();
@@ -498,12 +503,11 @@ void screen_set_num_desktops(guint num)
 
     old = screen_num_desktops;
     screen_num_desktops = num;
-    OBT_PROP_SET32(RootWindow(obt_display, ob_screen),
-                   NET_NUMBER_OF_DESKTOPS, CARDINAL, num);
+    OBT_PROP_SET32(obt_root(ob_screen), NET_NUMBER_OF_DESKTOPS, CARDINAL, num);
 
     /* set the viewport hint */
     viewport = g_new0(gulong, num * 2);
-    OBT_PROP_SETA32(RootWindow(obt_display, ob_screen),
+    OBT_PROP_SETA32(obt_root(ob_screen),
                     NET_DESKTOP_VIEWPORT, CARDINAL, viewport, num * 2);
     g_free(viewport);
 
@@ -526,12 +530,13 @@ void screen_set_num_desktops(guint num)
                 stacking_raise(CLIENT_AS_WINDOW(c));
         }
     }
+    g_list_free(stacking_copy);
 
     /* change our struts/area to match (after moving windows) */
     screen_update_areas();
 
     /* may be some unnamed desktops that we need to fill in with names
-     (after updating the areas so the popup can resize) */
+       (after updating the areas so the popup can resize) */
     screen_update_desktop_names();
 
     /* change our desktop if we're on one that no longer exists! */
@@ -599,8 +604,7 @@ void screen_set_desktop(guint num, gboolean dofocus)
 
     if (previous == num) return;
 
-    OBT_PROP_SET32(RootWindow(obt_display, ob_screen),
-                   NET_CURRENT_DESKTOP, CARDINAL, num);
+    OBT_PROP_SET32(obt_root(ob_screen), NET_CURRENT_DESKTOP, CARDINAL, num);
 
     /* This whole thing decides when/how to save the screen_last_desktop so
        that it can be restored later if you want */
@@ -608,10 +612,15 @@ void screen_set_desktop(guint num, gboolean dofocus)
         /* If screen_desktop_timeout is true, then we've been on this desktop
            long enough and we can save it as the last desktop. */
 
-        /* save the "last desktop" as the "old desktop" */
-        screen_old_desktop = screen_last_desktop;
-        /* save the desktop we're coming from as the "last desktop" */
-        screen_last_desktop = previous;
+        if (screen_last_desktop == previous)
+            /* this is the startup state only */
+            screen_old_desktop = screen_desktop;
+        else {
+            /* save the "last desktop" as the "old desktop" */
+            screen_old_desktop = screen_last_desktop;
+            /* save the desktop we're coming from as the "last desktop" */
+            screen_last_desktop = previous;
+        }
     }
     else {
         /* If screen_desktop_timeout is false, then we just got to this desktop
@@ -661,11 +670,14 @@ void screen_set_desktop(guint num, gboolean dofocus)
         }
     }
     screen_desktop_timeout = FALSE;
-    ob_main_loop_timeout_remove(ob_main_loop, last_desktop_func);
-    ob_main_loop_timeout_add(ob_main_loop, REMEMBER_LAST_DESKTOP_TIME,
-                             last_desktop_func, NULL, NULL, NULL);
+    obt_main_loop_timeout_remove(ob_main_loop, last_desktop_func);
+    obt_main_loop_timeout_add(ob_main_loop, REMEMBER_LAST_DESKTOP_TIME,
+                              last_desktop_func, NULL, NULL, NULL);
 
-    ob_debug("Moving to desktop %d\n", num+1);
+    ob_debug("Moving to desktop %d", num+1);
+
+    if (ob_state() == OB_STATE_RUNNING)
+        screen_show_desktop_popup(screen_desktop);
 
     /* ignore enter events caused by the move */
     ignore_start = event_start_ignore_all_enters();
@@ -698,8 +710,7 @@ void screen_set_desktop(guint num, gboolean dofocus)
     if (event_curtime != CurrentTime)
         screen_desktop_user_time = event_curtime;
 
-    if (ob_state() == OB_STATE_RUNNING)
-        screen_show_desktop_popup(screen_desktop);
+    hooks_queue(OB_HOOK_SCREEN_DESK_CHANGE, NULL);
 }
 
 void screen_add_desktop(gboolean current)
@@ -722,7 +733,7 @@ void screen_add_desktop(gboolean current)
                    parent - which will have to be on the same desktop */
                 !client_direct_parent(c))
             {
-                ob_debug("moving window %s\n", c->title);
+                ob_debug("moving window %s", c->title);
                 client_set_desktop(c, c->desktop+1, FALSE, TRUE);
             }
         }
@@ -763,7 +774,7 @@ void screen_remove_desktop(gboolean current)
                    parent - which will have to be on the same desktop */
                 !client_direct_parent(c))
             {
-                ob_debug("moving window %s\n", c->title);
+                ob_debug("moving window %s", c->title);
                 client_set_desktop(c, c->desktop - 1, TRUE, TRUE);
             }
             /* raise all the windows that are on the current desktop which
@@ -773,15 +784,16 @@ void screen_remove_desktop(gboolean current)
                 (d == DESKTOP_ALL || d == screen_desktop))
             {
                 stacking_raise(CLIENT_AS_WINDOW(c));
-                ob_debug("raising window %s\n", c->title);
+                ob_debug("raising window %s", c->title);
             }
         }
     }
+    g_list_free(stacking_copy);
 
     /* fallback focus like we're changing desktops */
     if (screen_desktop < screen_num_desktops - 1) {
         screen_fallback_focus();
-        ob_debug("fake desktop change\n");
+        ob_debug("fake desktop change");
     }
 
     screen_set_num_desktops(screen_num_desktops-1);
@@ -922,15 +934,15 @@ void screen_show_desktop_popup(guint d)
                           MAX(a->width/3, POPUP_WIDTH));
     pager_popup_show(desktop_popup, screen_desktop_names[d], d);
 
-    ob_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
-    ob_main_loop_timeout_add(ob_main_loop, config_desktop_popup_time * 1000,
-                             hide_desktop_popup_func, NULL, NULL, NULL);
+    obt_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
+    obt_main_loop_timeout_add(ob_main_loop, config_desktop_popup_time * 1000,
+                              hide_desktop_popup_func, NULL, NULL, NULL);
     g_free(a);
 }
 
 void screen_hide_desktop_popup(void)
 {
-    ob_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
+    obt_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
     pager_popup_hide(desktop_popup);
 }
 
@@ -1089,7 +1101,7 @@ void screen_update_layout(void)
     screen_desktop_layout.rows = 1;
     screen_desktop_layout.columns = screen_num_desktops;
 
-    if (OBT_PROP_GETA32(RootWindow(obt_display, ob_screen),
+    if (OBT_PROP_GETA32(obt_root(ob_screen),
                         NET_DESKTOP_LAYOUT, CARDINAL, &data, &num)) {
         if (num == 3 || num == 4) {
 
@@ -1134,7 +1146,7 @@ void screen_update_desktop_names(void)
     g_strfreev(screen_desktop_names);
     screen_desktop_names = NULL;
 
-    if (OBT_PROP_GETSS(RootWindow(obt_display, ob_screen),
+    if (OBT_PROP_GETSS(obt_root(ob_screen),
                        NET_DESKTOP_NAMES, utf8, &screen_desktop_names))
         for (i = 0; screen_desktop_names[i] && i < screen_num_desktops; ++i);
     else
@@ -1161,8 +1173,8 @@ void screen_update_desktop_names(void)
 
         /* if we changed any names, then set the root property so we can
            all agree on the names */
-        OBT_PROP_SETSS(RootWindow(obt_display, ob_screen), NET_DESKTOP_NAMES,
-                       screen_desktop_names);
+        OBT_PROP_SETSS(obt_root(ob_screen), NET_DESKTOP_NAMES,
+                       utf8, (const gchar**)screen_desktop_names);
     }
 
     /* resize the pager for these names */
@@ -1229,8 +1241,7 @@ void screen_show_desktop(gboolean show, ObClient *show_only)
     }
 
     show = !!show; /* make it boolean */
-    OBT_PROP_SET32(RootWindow(obt_display, ob_screen),
-                   NET_SHOWING_DESKTOP, CARDINAL, show);
+    OBT_PROP_SET32(obt_root(ob_screen), NET_SHOWING_DESKTOP, CARDINAL, show);
 }
 
 void screen_install_colormap(ObClient *client, gboolean install)
@@ -1294,7 +1305,6 @@ static void get_xinerama_screens(Rect **xin_areas, guint *nxin)
     gint l, r, t, b;
 
     if (ob_debug_xinerama) {
-        g_print("Using fake xinerama !\n");
         gint w = WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen));
         gint h = HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen));
         *nxin = 2;
@@ -1454,7 +1464,7 @@ void screen_update_areas(void)
 
     /* all the work areas are not used here, only the ones for the first
        monitor are */
-    OBT_PROP_SETA32(RootWindow(obt_display, ob_screen), NET_WORKAREA, CARDINAL,
+    OBT_PROP_SETA32(obt_root(ob_screen), NET_WORKAREA, CARDINAL,
                     dims, 4 * screen_num_desktops);
 
     /* the area has changed, adjust all the windows if they need it */
@@ -1696,10 +1706,10 @@ Rect* screen_physical_area_active(void)
 void screen_set_root_cursor(void)
 {
     if (sn_app_starting())
-        XDefineCursor(obt_display, RootWindow(obt_display, ob_screen),
+        XDefineCursor(obt_display, obt_root(ob_screen),
                       ob_cursor(OB_CURSOR_BUSYPOINTER));
     else
-        XDefineCursor(obt_display, RootWindow(obt_display, ob_screen),
+        XDefineCursor(obt_display, obt_root(ob_screen),
                       ob_cursor(OB_CURSOR_POINTER));
 }
 
@@ -1710,12 +1720,12 @@ gboolean screen_pointer_pos(gint *x, gint *y)
     guint u;
     gboolean ret;
 
-    ret = !!XQueryPointer(obt_display, RootWindow(obt_display, ob_screen),
+    ret = !!XQueryPointer(obt_display, obt_root(ob_screen),
                           &w, &w, x, y, &i, &i, &u);
     if (!ret) {
         for (i = 0; i < ScreenCount(obt_display); ++i)
             if (i != ob_screen)
-                if (XQueryPointer(obt_display, RootWindow(obt_display, i),
+                if (XQueryPointer(obt_display, obt_root(i),
                                   &w, &w, x, y, &i, &i, &u))
                     break;
     }