distinguish between startup and restart

ChangeLog

@@ -1,5 +1,8 @@
  (Format: Year/Month/Day)
 Changes for 1.0rc3:
+*06/08/06:
+   * Distinguish between startup and restart (Mark)
+     Screen.cc/hh Remember.cc
 *06/08/05:
    * Don't call placement strategy on maximized or fullscreen windows (Mark)
      Window.cc

src/Remember.cc

@@ -963,7 +963,7 @@ void Remember::setupFrame(FluxboxWindow &win) {
         return; // nothing to do
 
     // first, set the options that aren't preserved as window properties on
-    // restart, then return if fluxbox is starting up -- we want restart to
+    // restart, then return if fluxbox is restarting -- we want restart to
     // disturb the current window state as little as possible
     Window leftwin = winclient.getGroupLeftWindow();
     if (app->is_grouped && app->group == 0 && leftwin == None)
@@ -978,12 +978,12 @@ void Remember::setupFrame(FluxboxWindow &win) {
     if (app->decostate_remember)
         win.setDecorationMask(app->decostate);
 
-    // now check if fluxbox is starting up
-    if (Fluxbox::instance()->isStartup())
-        return;
-
     BScreen &screen = winclient.screen();
 
+    // now check if fluxbox is restarting
+    if (screen.isRestart())
+        return;
+
     if (app->workspace_remember) {
         // we use setWorkspace and not reassoc because we're still initialising
         win.setWorkspace(app->workspace);
@@ -1050,7 +1050,7 @@ void Remember::setupFrame(FluxboxWindow &win) {
 
 void Remember::setupClient(WinClient &winclient) {
 
-    if (Fluxbox::instance()->isStartup())
+    if (winclient.screen().isRestart())
         return; // don't mess up windows on restart
 
     Application *app = find(winclient);

src/Screen.cc

@@ -329,6 +329,7 @@ BScreen::BScreen(FbTk::ResourceManager &rm,
     m_focus_control(new FocusControl(*this)),
     m_placement_strategy(new ScreenPlacement(*this)),
     m_xinerama_headinfo(0),
+    m_restart(false),
     m_shutdown(false) {
 
 
@@ -354,6 +355,19 @@ BScreen::BScreen(FbTk::ResourceManager &rm,
         return;
     }
 
+    // check if we're the first EWMH compliant window manager on this screen
+    Atom wm_check = XInternAtom(disp, "_NET_SUPPORTING_WM_CHECK", False);
+    Atom xa_ret_type;
+    int ret_format;
+    unsigned long ret_nitems, ret_bytes_after;
+    unsigned char *ret_prop;
+    if (XGetWindowProperty(disp, m_root_window.window(), wm_check, 0l, 1l,
+            False, XA_WINDOW, &xa_ret_type, &ret_format, &ret_nitems,
+            &ret_bytes_after, &ret_prop) == Success) {
+        m_restart = (ret_prop != NULL);
+        XFree(ret_prop);
+    }
+
     // TODO fluxgen: check if this is the right place
     m_head_areas = new HeadArea[numHeads() ? numHeads() : 1];
 	
@@ -535,6 +549,10 @@ BScreen::~BScreen() {
 
 }
 
+bool BScreen::isRestart() {
+    return Fluxbox::instance()->isStartup() && m_restart;
+}
+
 void BScreen::initWindows() {
     unsigned int nchild;
     Window r, p, *children;

src/Screen.hh

@@ -247,6 +247,7 @@ public:
     const std::string &name() const { return m_name; }
     const std::string &altName() const { return m_altname; }
     bool isShuttingdown() const { return m_shutdown; }
+    bool isRestart();
 
     PlacementStrategy &placementStrategy() { return *m_placement_strategy; }
     const PlacementStrategy &placementStrategy() const { return *m_placement_strategy; }
@@ -485,7 +486,7 @@ private:
         int x, y, width, height;        
     } *m_xinerama_headinfo;
 
-    bool m_shutdown;
+    bool m_restart, m_shutdown;
 };