From ccecab79152aaf511714b49f8211262475a20a90 Mon Sep 17 00:00:00 2001
From: Dana Jansens <danakj@orodu.net>
Date: Mon, 22 Jul 2002 07:31:07 +0000
Subject: [PATCH] dont snap windows to rects they arent in for the screen
 regions (xinerama) or strut/screenarea

---
 src/Screen.cc |  5 ++++-
 src/Screen.hh |  2 +-
 src/Window.cc | 19 ++++++++++++-------
 3 files changed, 17 insertions(+), 9 deletions(-)

diff --git a/src/Screen.cc b/src/Screen.cc
index 46b15b22..ef7fb6a5 100644
--- a/src/Screen.cc
+++ b/src/Screen.cc
@@ -2075,9 +2075,12 @@ const Rect& BScreen::availableArea(void) const {
 
 
 #ifdef    XINERAMA
-RectList BScreen::allAvailableAreas(void) const {
+const RectList& BScreen::allAvailableAreas(void) const {
   assert(isXineramaActive());
   assert(xineramaUsableArea.size() > 0);
+  fprintf(stderr, "1found x %d y %d w %d h %d\n",
+          xineramaUsableArea[0].x(), xineramaUsableArea[0].y(),
+          xineramaUsableArea[0].width(), xineramaUsableArea[0].height());
   return xineramaUsableArea;
 }
 #endif // XINERAMA
diff --git a/src/Screen.hh b/src/Screen.hh
index 87d11c68..a3620553 100644
--- a/src/Screen.hh
+++ b/src/Screen.hh
@@ -313,7 +313,7 @@ public:
   // as then Xinerama will work correctly.
   const Rect& availableArea(void) const;
 #ifdef    XINERAMA
-  RectList allAvailableAreas(void) const;
+  const RectList& allAvailableAreas(void) const;
 #endif // XINERAMA
   void updateAvailableArea(void);
   void addStrut(Strut *strut);
diff --git a/src/Window.cc b/src/Window.cc
index a5fe7b4b..9de8b052 100644
--- a/src/Window.cc
+++ b/src/Window.cc
@@ -3039,11 +3039,11 @@ void BlackboxWindow::doMove(int x_root, int y_root) {
 
     // snap to the strut (and screen boundaries for xinerama)
 #ifdef    XINERAMA
-    if (screen->isXineramaActive() && blackbox->doXineramaSnapping()) {
-      RectList::iterator it, end = screen->allAvailableAreas().end();
-      for (it = screen->allAvailableAreas().begin(); it != end; ++it)
-        snaplist.push_back(*it);
-    } else
+    if (screen->isXineramaActive() && blackbox->doXineramaSnapping())
+      snaplist.insert(snaplist.begin(),
+                      screen->allAvailableAreas().begin(),
+                      screen->allAvailableAreas().end());
+    else
 #endif // XINERAMA
       if (! screen->doFullMax())
         snaplist.push_back(screen->availableArea());
@@ -3051,9 +3051,14 @@ void BlackboxWindow::doMove(int x_root, int y_root) {
     // always snap to the screen edges
     snaplist.push_back(screen->getRect());
 
-    RectList::iterator it, end = snaplist.end();
+    RectList::const_iterator it, end = snaplist.end();
     for (it = snaplist.begin(); it != end; ++it) {
-      Rect &srect = *it;
+      const Rect &srect = *it;
+
+      // if we're not in the rectangle then don't snap to it.
+      if (! srect.intersects(Rect(wleft, wtop, frame.rect.width(),
+                                  frame.rect.height())))
+        continue;
 
       int dleft = std::abs(wleft - srect.left()),
          dright = std::abs(wright - srect.right()),
-- 
2.39.2