]> Dogcows Code - chaz/openbox/blobdiff - openbox/moveresize.c
fix XSYNCronization of resizes (especially with two monitors).
[chaz/openbox] / openbox / moveresize.c
index 90e06c3619d4ec733dc7fbdde61ef5d600ec3306..966ac742acd9a04199850d22086b691b113af7fb 100644 (file)
@@ -32,6 +32,7 @@
 #include "obrender/render.h"
 #include "obrender/theme.h"
 #include "obt/display.h"
+#include "obt/xqueue.h"
 #include "obt/prop.h"
 #include "obt/keyboard.h"
 
@@ -40,6 +41,7 @@
 
 /* how far windows move and resize with the keyboard arrows */
 #define KEY_DIST 8
+#define SYNC_TIMEOUTS 4
 
 gboolean moveresize_in_progress = FALSE;
 ObClient *moveresize_client = NULL;
@@ -57,7 +59,7 @@ static ObDirection edge_warp_dir = -1;
 static gboolean edge_warp_odd = FALSE;
 static ObDirection key_resize_edge = -1;
 #ifdef SYNC
-static gboolean waiting_for_sync;
+static guint waiting_for_sync;
 #endif
 
 static ObPopup *popup = NULL;
@@ -112,7 +114,7 @@ static void popup_coords(ObClient *c, const gchar *format, gint a, gint b)
                        c->frame->area.x + c->frame->area.width / 2,
                        c->frame->area.y + c->frame->area.height / 2);
     else /* Fixed */ {
-        Rect *area = screen_physical_area_active();
+        const Rect *area = screen_physical_area_active();
         gint gravity, x, y;
 
         x = config_resize_popup_fixed.x.pos;
@@ -157,8 +159,6 @@ static void popup_coords(ObClient *c, const gchar *format, gint a, gint b)
         }
 
         popup_position(popup, gravity, x, y);
-
-        g_free(area);
     }
     popup_show(popup, text);
     g_free(text);
@@ -292,7 +292,7 @@ void moveresize_start(ObClient *c, gint x, gint y, guint b, guint32 cnr)
                                             XSyncCAEvents,
                                             &aa);
 
-        waiting_for_sync = FALSE;
+        waiting_for_sync = 0;
     }
 #endif
 }
@@ -356,29 +356,34 @@ static void do_resize(void)
 {
     gint x, y, w, h, lw, lh;
 
-    /* see if it is actually going to resize */
-    x = 0;
-    y = 0;
+    /* see if it is actually going to resize
+       USE cur_x AND cur_y HERE !  Otherwise the try_configure won't know
+       what struts to use !!
+     */
+    x = cur_x;
+    y = cur_y;
     w = cur_w;
     h = cur_h;
     client_try_configure(moveresize_client, &x, &y, &w, &h,
                          &lw, &lh, TRUE);
     if (!(w == moveresize_client->area.width &&
-          h == moveresize_client->area.height))
+          h == moveresize_client->area.height) &&
+        /* if waiting_for_sync == 0, then we aren't waiting.
+           if it is > SYNC_TIMEOUTS, then we have timed out
+           that many times already, so forget about waiting more */
+        (waiting_for_sync == 0 || waiting_for_sync > SYNC_TIMEOUTS))
     {
-
 #ifdef SYNC
         if (config_resize_redraw && obt_display_extension_sync &&
-            moveresize_client->sync_request && moveresize_client->sync_counter &&
+            /* don't send another sync when one is pending */
+            waiting_for_sync == 0 &&
+            moveresize_client->sync_request &&
+            moveresize_client->sync_counter &&
             !moveresize_client->not_responding)
         {
             XEvent ce;
             XSyncValue val;
 
-            /* are we already waiting for the sync counter to catch up? */
-            if (waiting_for_sync)
-                return;
-
             /* increment the value we're waiting for */
             ++moveresize_client->sync_counter_value;
             XSyncIntToValue(&val, moveresize_client->sync_counter_value);
@@ -390,14 +395,14 @@ static void do_resize(void)
             ce.xclient.window = moveresize_client->window;
             ce.xclient.format = 32;
             ce.xclient.data.l[0] = OBT_PROP_ATOM(NET_WM_SYNC_REQUEST);
-            ce.xclient.data.l[1] = event_curtime;
+            ce.xclient.data.l[1] = event_time();
             ce.xclient.data.l[2] = XSyncValueLow32(val);
             ce.xclient.data.l[3] = XSyncValueHigh32(val);
             ce.xclient.data.l[4] = 0l;
             XSendEvent(obt_display, moveresize_client->window, FALSE,
                        NoEventMask, &ce);
 
-            waiting_for_sync = TRUE;
+            waiting_for_sync = 1;
 
             obt_main_loop_timeout_remove(ob_main_loop, sync_timeout_func);
             obt_main_loop_timeout_add(ob_main_loop, G_USEC_PER_SEC * 2,
@@ -406,8 +411,10 @@ static void do_resize(void)
         }
 #endif
 
+        /* force a ConfigureNotify, it is part of the spec for SYNC resizing
+           and MUST follow the sync counter notification */
         client_configure(moveresize_client, cur_x, cur_y, cur_w, cur_h,
-                         TRUE, FALSE, FALSE);
+                         TRUE, FALSE, TRUE);
     }
 
     /* this would be better with a fixed width font ... XXX can do it better
@@ -422,10 +429,13 @@ static void do_resize(void)
 #ifdef SYNC
 static gboolean sync_timeout_func(gpointer data)
 {
-    waiting_for_sync = FALSE; /* we timed out waiting for our sync... */
+    ++waiting_for_sync; /* we timed out waiting for our sync... */
     do_resize(); /* ...so let any pending resizes through */
 
-    return FALSE; /* don't repeat */
+    if (waiting_for_sync > SYNC_TIMEOUTS)
+        return FALSE; /* don't repeat */
+    else
+        return TRUE; /* keep waiting */
 }
 #endif
 
@@ -531,6 +541,34 @@ static void calc_resize(gboolean keyboard, gint keydist, gint *dw, gint *dh,
     *dh = nh - oh;
 }
 
+static void edge_warp_move_ptr(void)
+{
+    gint x, y;
+    const Rect* a;
+
+    screen_pointer_pos(&x, &y);
+    a = screen_physical_area_all_monitors();
+
+    switch (edge_warp_dir) {
+       case OB_DIRECTION_NORTH:
+           y = a->height - 1;
+           break;
+       case OB_DIRECTION_EAST:
+           x = a->x;
+           break;
+       case OB_DIRECTION_SOUTH:
+           y = a->y;
+           break;
+       case OB_DIRECTION_WEST:
+           x = a->width - 1;
+           break;
+       default:
+        g_assert_not_reached();
+    }
+
+    XWarpPointer(obt_display, 0, obt_root(ob_screen), 0, 0, 0, 0, x, y);
+}
+
 static gboolean edge_warp_delay_func(gpointer data)
 {
     guint d;
@@ -539,7 +577,10 @@ static gboolean edge_warp_delay_func(gpointer data)
        after that */
     if (edge_warp_odd) {
         d = screen_find_desktop(screen_desktop, edge_warp_dir, TRUE, FALSE);
-        if (d != screen_desktop) screen_set_desktop(d, TRUE);
+        if (d != screen_desktop) {
+            if (config_mouse_screenedgewarp) edge_warp_move_ptr();
+            screen_set_desktop(d, TRUE);
+        }
     }
     edge_warp_odd = !edge_warp_odd;
 
@@ -556,7 +597,7 @@ static void do_edge_warp(gint x, gint y)
     dir = -1;
 
     for (i = 0; i < screen_num_monitors; ++i) {
-        Rect *a = screen_physical_area_monitor(i);
+        const Rect *a = screen_physical_area_monitor(i);
         if (x == RECT_LEFT(*a)) dir = OB_DIRECTION_WEST;
         if (x == RECT_RIGHT(*a)) dir = OB_DIRECTION_EAST;
         if (y == RECT_TOP(*a)) dir = OB_DIRECTION_NORTH;
@@ -573,7 +614,6 @@ static void do_edge_warp(gint x, gint y)
         {
             dir = -1;
         }
-        g_free(a);
     }
 
     if (dir != edge_warp_dir) {
@@ -644,7 +684,8 @@ static void move_with_keys(KeySym sym, guint state)
     XSync(obt_display, FALSE);
     {
         XEvent ce;
-        while (XCheckTypedEvent(obt_display, MotionNotify, &ce));
+        while (xqueue_remove_local(&ce, xqueue_match_type,
+                                   GINT_TO_POINTER(MotionNotify)));
     }
     screen_pointer_pos(&px, &py);
 
@@ -803,7 +844,8 @@ static void resize_with_keys(KeySym sym, guint state)
     XSync(obt_display, FALSE);
     {
         XEvent ce;
-        while (XCheckTypedEvent(obt_display, MotionNotify, &ce));
+        while (xqueue_remove_local(&ce, xqueue_match_type,
+                                   GINT_TO_POINTER(MotionNotify)));
     }
     screen_pointer_pos(&px, &py);
 
@@ -919,7 +961,7 @@ gboolean moveresize_event(XEvent *e)
         if (sym == XK_Escape) {
             moveresize_end(TRUE);
             used = TRUE;
-        } else if (sym == XK_Return) {
+        } else if (sym == XK_Return || sym == XK_KP_Enter) {
             moveresize_end(FALSE);
             used = TRUE;
         } else if (sym == XK_Right || sym == XK_Left ||
@@ -939,7 +981,7 @@ gboolean moveresize_event(XEvent *e)
 #ifdef SYNC
     else if (e->type == obt_display_extension_sync_basep + XSyncAlarmNotify)
     {
-        waiting_for_sync = FALSE; /* we got our sync... */
+        waiting_for_sync = 0; /* we got our sync... */
         do_resize(); /* ...so try resize if there is more change pending */
         used = TRUE;
     }
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