less redundant calls to screen_update_areas() and client_move_onscreen()
[dana/openbox.git] / openbox / screen.c
index c9819c0..a94347e 100644 (file)
 #include "frame.h"
 #include "event.h"
 #include "focus.h"
+#include "focus_cycle.h"
 #include "popup.h"
-#include "render/render.h"
+#include "version.h"
+#include "obrender/render.h"
 #include "gettext.h"
 #include "obt/display.h"
+#include "obt/xqueue.h"
 #include "obt/prop.h"
-#include "obt/mainloop.h"
 
 #include <X11/Xlib.h>
 #ifdef HAVE_UNISTD_H
@@ -68,6 +70,7 @@ Time            screen_desktop_user_time = CurrentTime;
 static Size     screen_physical_size;
 static guint    screen_old_desktop;
 static gboolean screen_desktop_timeout = TRUE;
+static guint    screen_desktop_timer = 0;
 /*! 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 */
@@ -77,11 +80,12 @@ static GSList *struts_right = NULL;
 static GSList *struts_bottom = NULL;
 
 static ObPagerPopup *desktop_popup;
+static guint         desktop_popup_timer = 0;
 static gboolean      desktop_popup_perm;
 
 /*! The number of microseconds that you need to be on a desktop before it will
   replace the remembered "last desktop" */
-#define REMEMBER_LAST_DESKTOP_TIME 750000
+#define REMEMBER_LAST_DESKTOP_TIME 750
 
 static gboolean replace_wm(void)
 {
@@ -114,7 +118,7 @@ static gboolean replace_wm(void)
             current_wm_sn_owner = None;
     }
 
-    timestamp = event_get_server_time();
+    timestamp = event_time();
 
     XSetSelectionOwner(obt_display, wm_sn_atom, screen_support_win,
                        timestamp);
@@ -127,14 +131,16 @@ static gboolean replace_wm(void)
 
     /* Wait for old window manager to go away */
     if (current_wm_sn_owner) {
-      XEvent event;
       gulong wait = 0;
       const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */
+      ObtXQueueWindowType wt;
+
+      wt.window = current_wm_sn_owner;
+      wt.type = DestroyNotify;
 
       while (wait < timeout) {
-          if (XCheckWindowEvent(obt_display, current_wm_sn_owner,
-                                StructureNotifyMask, &event) &&
-              event.type == DestroyNotify)
+          /* Checks the local queue and incoming events for this event */
+          if (xqueue_exists_local(xqueue_match_window_type, &wt))
               break;
           g_usleep(G_USEC_PER_SEC / 10);
           wait += G_USEC_PER_SEC / 10;
@@ -200,7 +206,7 @@ gboolean screen_annex(void)
                    NET_SUPPORTING_WM_CHECK, WINDOW, screen_support_win);
 
     /* set properties on the supporting window */
-    OBT_PROP_SETS(screen_support_win, NET_WM_NAME, utf8, "Openbox");
+    OBT_PROP_SETS(screen_support_win, NET_WM_NAME, "Openbox");
     OBT_PROP_SET32(screen_support_win, NET_SUPPORTING_WM_CHECK,
                    WINDOW, screen_support_win);
 
@@ -293,15 +299,21 @@ gboolean screen_annex(void)
     supported[i++] = OBT_PROP_ATOM(OB_THEME);
     supported[i++] = OBT_PROP_ATOM(OB_CONFIG_FILE);
     supported[i++] = OBT_PROP_ATOM(OB_CONTROL);
-    supported[i++] = OBT_PROP_ATOM(OB_ROLE);
-    supported[i++] = OBT_PROP_ATOM(OB_NAME);
-    supported[i++] = OBT_PROP_ATOM(OB_CLASS);
+    supported[i++] = OBT_PROP_ATOM(OB_VERSION);
+    supported[i++] = OBT_PROP_ATOM(OB_APP_ROLE);
+    supported[i++] = OBT_PROP_ATOM(OB_APP_TITLE);
+    supported[i++] = OBT_PROP_ATOM(OB_APP_NAME);
+    supported[i++] = OBT_PROP_ATOM(OB_APP_CLASS);
+    supported[i++] = OBT_PROP_ATOM(OB_APP_TYPE);
     g_assert(i == num_support);
 
     OBT_PROP_SETA32(obt_root(ob_screen),
                     NET_SUPPORTED, ATOM, supported, num_support);
     g_free(supported);
 
+    OBT_PROP_SETS(RootWindow(obt_display, ob_screen), OB_VERSION,
+                  OPENBOX_VERSION);
+
     screen_tell_ksplash();
 
     return TRUE;
@@ -363,7 +375,7 @@ void screen_startup(gboolean reconfig)
     screen_resize();
 
     /* have names already been set for the desktops? */
-    if (OBT_PROP_GETSS(obt_root(ob_screen), NET_DESKTOP_NAMES, utf8, &names)) {
+    if (OBT_PROP_GETSS_UTF8(obt_root(ob_screen), NET_DESKTOP_NAMES, &names)) {
         g_strfreev(names);
         namesexist = TRUE;
     }
@@ -385,7 +397,7 @@ void screen_startup(gboolean reconfig)
 
         /* set the root window property */
         OBT_PROP_SETSS(obt_root(ob_screen),
-                       NET_DESKTOP_NAMES, utf8, (const gchar**)names);
+                       NET_DESKTOP_NAMES, (const gchar*const*)names);
 
         g_strfreev(names);
     }
@@ -488,11 +500,12 @@ void screen_resize(void)
     if (ob_state() != OB_STATE_RUNNING)
         return;
 
-    screen_update_areas();
+    /* this calls screen_update_areas(), which we need ! */
     dock_configure();
 
-    for (it = client_list; it; it = g_list_next(it))
-        client_move_onscreen(it->data, FALSE);
+    if (oldw)
+        for (it = client_list; it; it = g_list_next(it))
+            client_move_onscreen(it->data, FALSE);
 }
 
 void screen_set_num_desktops(guint num)
@@ -590,7 +603,8 @@ static void screen_fallback_focus(void)
 static gboolean last_desktop_func(gpointer data)
 {
     screen_desktop_timeout = TRUE;
-    return FALSE;
+    screen_desktop_timer = 0;
+    return FALSE; /* don't repeat */
 }
 
 void screen_set_desktop(guint num, gboolean dofocus)
@@ -672,9 +686,9 @@ void screen_set_desktop(guint num, gboolean dofocus)
         }
     }
     screen_desktop_timeout = FALSE;
-    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);
+    if (screen_desktop_timer) g_source_remove(screen_desktop_timer);
+    screen_desktop_timer = g_timeout_add(REMEMBER_LAST_DESKTOP_TIME,
+                                         last_desktop_func, NULL);
 
     ob_debug("Moving to desktop %d", num+1);
 
@@ -703,22 +717,28 @@ void screen_set_desktop(guint num, gboolean dofocus)
     for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
         if (WINDOW_IS_CLIENT(it->data)) {
             ObClient *c = it->data;
-            if (client_hide(c) && c == focus_client) {
-                /* c was focused and we didn't do fallback clearly so make sure
-                   openbox doesnt still consider the window focused.
-                   this happens when using NextWindow with allDesktops, since
-                   it doesnt want to move focus on desktop change, but the
-                   focus is not going to stay with the current window, which
-                   has now disappeared */
-                focus_set_client(NULL);
+            if (client_hide(c)) {
+                if (c == focus_client) {
+                    /* c was focused and we didn't do fallback clearly so make
+                       sure openbox doesnt still consider the window focused.
+                       this happens when using NextWindow with allDesktops,
+                       since it doesnt want to move focus on desktop change,
+                       but the focus is not going to stay with the current
+                       window, which has now disappeared.
+                       only do this if the client was actually hidden,
+                       otherwise it can keep focus. */
+                    focus_set_client(NULL);
+                }
             }
         }
     }
 
+    focus_cycle_addremove(NULL, TRUE);
+
     event_end_ignore_all_enters(ignore_start);
 
-    if (event_curtime != CurrentTime)
-        screen_desktop_user_time = event_curtime;
+    if (event_source_time() != CurrentTime)
+        screen_desktop_user_time = event_source_time();
 }
 
 void screen_add_desktop(gboolean current)
@@ -920,12 +940,13 @@ static guint translate_row_col(guint r, guint c)
 static gboolean hide_desktop_popup_func(gpointer data)
 {
     pager_popup_hide(desktop_popup);
+    desktop_popup_timer = 0;
     return FALSE; /* don't repeat */
 }
 
 void screen_show_desktop_popup(guint d, gboolean perm)
 {
-    Rect *a;
+    const Rect *a;
 
     /* 0 means don't show the popup */
     if (!config_desktop_popup_time) return;
@@ -942,21 +963,21 @@ void screen_show_desktop_popup(guint d, gboolean perm)
                           MAX(a->width/3, POPUP_WIDTH));
     pager_popup_show(desktop_popup, screen_desktop_names[d], d);
 
-    obt_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
+    if (desktop_popup_timer) g_source_remove(desktop_popup_timer);
+    desktop_popup_timer = 0;
     if (!perm && !desktop_popup_perm)
         /* only hide if its not already being show permanently */
-        obt_main_loop_timeout_add(ob_main_loop,
-                                  config_desktop_popup_time * 1000,
-                                  hide_desktop_popup_func, desktop_popup,
-                                  g_direct_equal, NULL);
-
-    g_free(a);
+        desktop_popup_timer = g_timeout_add(config_desktop_popup_time,
+                                            hide_desktop_popup_func,
+                                            desktop_popup);
+    if (perm)
+        desktop_popup_perm = TRUE;
 }
 
 void screen_hide_desktop_popup(void)
 {
-    obt_main_loop_timeout_remove_data(ob_main_loop, hide_desktop_popup_func,
-                                      desktop_popup, FALSE);
+    if (desktop_popup_timer) g_source_remove(desktop_popup_timer);
+    desktop_popup_timer = 0;
     pager_popup_hide(desktop_popup);
     desktop_popup_perm = FALSE;
 }
@@ -1162,7 +1183,7 @@ void screen_update_desktop_names(void)
     screen_desktop_names = NULL;
 
     if (OBT_PROP_GETSS(obt_root(ob_screen),
-                       NET_DESKTOP_NAMES, utf8, &screen_desktop_names))
+                       NET_DESKTOP_NAMES, &screen_desktop_names))
         for (i = 0; screen_desktop_names[i] && i < screen_num_desktops; ++i);
     else
         i = 0;
@@ -1189,7 +1210,7 @@ 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(obt_root(ob_screen), NET_DESKTOP_NAMES,
-                       utf8, (const gchar**)screen_desktop_names);
+                       (const gchar*const*)screen_desktop_names);
     }
 
     /* resize the pager for these names */
@@ -1282,11 +1303,14 @@ typedef struct {
 } ObScreenStrut;
 
 #define RESET_STRUT_LIST(sl) \
-    (g_slist_free(sl), sl = NULL)
+    while (sl) { \
+        g_slice_free(ObScreenStrut, (sl)->data); \
+        sl = g_slist_delete_link(sl, sl); \
+    }
 
 #define ADD_STRUT_TO_LIST(sl, d, s) \
 { \
-    ObScreenStrut *ss = g_new(ObScreenStrut, 1); \
+    ObScreenStrut *ss = g_slice_new(ObScreenStrut); \
     ss->desktop = d; \
     ss->strut = s;  \
     sl = g_slist_prepend(sl, ss); \
@@ -1352,10 +1376,16 @@ static void get_xinerama_screens(Rect **xin_areas, guint *nxin)
 
 void screen_update_areas(void)
 {
-    guint j;
+    guint i;
     gulong *dims;
-    GList *it;
-    GSList *sit;
+    GList *it, *onscreen;
+
+    /* collect the clients that are on screen */
+    onscreen = NULL;
+    for (it = client_list; it; it = g_list_next(it)) {
+        if (client_monitor(it->data) != screen_num_monitors)
+            onscreen = g_list_prepend(onscreen, it->data);
+    }
 
     g_free(monitor_area);
     get_xinerama_screens(&monitor_area, &screen_num_monitors);
@@ -1370,8 +1400,6 @@ void screen_update_areas(void)
     config_margins.right_start = RECT_TOP(monitor_area[screen_num_monitors]);
     config_margins.right_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
 
-    dims = g_new(gulong, 4 * screen_num_desktops);
-
     RESET_STRUT_LIST(struts_left);
     RESET_STRUT_LIST(struts_top);
     RESET_STRUT_LIST(struts_right);
@@ -1416,48 +1444,14 @@ void screen_update_areas(void)
     VALIDATE_STRUTS(struts_bottom, bottom,
                     monitor_area[screen_num_monitors].height / 2);
 
-    /* set up the work area to be full screen across all monitors */
-    for (j = 0; j < screen_num_desktops; ++j) {
-        dims[j*4 + 0] =
-            monitor_area[screen_num_monitors].x;
-        dims[j*4 + 1] =
-            monitor_area[screen_num_monitors].y;
-        dims[j*4 + 2] =
-            monitor_area[screen_num_monitors].width;
-        dims[j*4 + 3] =
-            monitor_area[screen_num_monitors].height;
-    }
-
-    /* calculate the work area from the struts */
-    for (j = 0; j < screen_num_desktops; ++j) {
-        gint l = 0, r = 0, t = 0, b = 0;
-
-        for (sit = struts_left; sit; sit = g_slist_next(sit)) {
-            ObScreenStrut *s = sit->data;
-            if (s->desktop == j || s->desktop == DESKTOP_ALL)
-                l = MAX(l, s->strut->left);
-        }
-        for (sit = struts_top; sit; sit = g_slist_next(sit)) {
-            ObScreenStrut *s = sit->data;
-            if (s->desktop == j || s->desktop == DESKTOP_ALL)
-                t = MAX(t, s->strut->top);
-        }
-        for (sit = struts_right; sit; sit = g_slist_next(sit)) {
-            ObScreenStrut *s = sit->data;
-            if (s->desktop == j || s->desktop == DESKTOP_ALL)
-                r = MAX(r, s->strut->right);
-        }
-        for (sit = struts_bottom; sit; sit = g_slist_next(sit)) {
-            ObScreenStrut *s = sit->data;
-            if (s->desktop == j || s->desktop == DESKTOP_ALL)
-                b = MAX(b, s->strut->bottom);
-        }
-
-        /* based on these margins, set the work area for the desktop */
-        dims[j*4 + 0] += l;
-        dims[j*4 + 1] += t;
-        dims[j*4 + 2] -= l + r;
-        dims[j*4 + 3] -= t + b;
+    dims = g_new(gulong, 4 * screen_num_desktops);
+    for (i = 0; i < screen_num_desktops; ++i) {
+        Rect *area = screen_area(i, SCREEN_AREA_ALL_MONITORS, NULL);
+        dims[i*4+0] = area->x;
+        dims[i*4+1] = area->y;
+        dims[i*4+2] = area->width;
+        dims[i*4+3] = area->height;
+        g_slice_free(Rect, area);
     }
 
     /* set the legacy workarea hint to the union of all the monitors */
@@ -1465,7 +1459,7 @@ void screen_update_areas(void)
                     dims, 4 * screen_num_desktops);
 
     /* the area has changed, adjust all the windows if they need it */
-    for (it = client_list; it; it = g_list_next(it))
+    for (it = onscreen; it; it = g_list_next(it))
         client_reconfigure(it->data, FALSE);
 
     g_free(dims);
@@ -1629,7 +1623,7 @@ Rect* screen_area(guint desktop, guint head, Rect *search)
         }
     }
 
-    a = g_new(Rect, 1);
+    a = g_slice_new(Rect);
     a->x = l;
     a->y = t;
     a->width = r - l + 1;
@@ -1637,14 +1631,14 @@ Rect* screen_area(guint desktop, guint head, Rect *search)
     return a;
 }
 
-guint screen_find_monitor(Rect *search)
+guint screen_find_monitor(const Rect *search)
 {
     guint i;
     guint most = screen_num_monitors;
     guint mostv = 0;
 
     for (i = 0; i < screen_num_monitors; ++i) {
-        Rect *area = screen_physical_area_monitor(i);
+        const Rect *area = screen_physical_area_monitor(i);
         if (RECT_INTERSECTS_RECT(*area, *search)) {
             Rect r;
             guint v;
@@ -1657,24 +1651,20 @@ guint screen_find_monitor(Rect *search)
                 most = i;
             }
         }
-        g_free(area);
     }
     return most;
 }
 
-Rect* screen_physical_area_all_monitors(void)
+const Rect* screen_physical_area_all_monitors(void)
 {
     return screen_physical_area_monitor(screen_num_monitors);
 }
 
-Rect* screen_physical_area_monitor(guint head)
+const Rect* screen_physical_area_monitor(guint head)
 {
-    Rect *a;
     g_assert(head <= screen_num_monitors);
 
-    a = g_new(Rect, 1);
-    *a = monitor_area[head];
-    return a;
+    return &monitor_area[head];
 }
 
 gboolean screen_physical_area_monitor_contains(guint head, Rect *search)
@@ -1694,7 +1684,7 @@ guint screen_monitor_active(void)
         return screen_monitor_pointer();
 }
 
-Rect* screen_physical_area_active(void)
+const Rect* screen_physical_area_active(void)
 {
     return screen_physical_area_monitor(screen_monitor_active());
 }
@@ -1715,7 +1705,7 @@ guint screen_monitor_primary(gboolean fixed)
         return screen_monitor_pointer();
 }
 
-Rect *screen_physical_area_primary(gboolean fixed)
+const Rect* screen_physical_area_primary(gboolean fixed)
 {
     return screen_physical_area_monitor(screen_monitor_primary(fixed));
 }