add 'toggleomnipresent' action

util/epist/actions.hh

@@ -40,6 +40,7 @@ public:
     lower, //done
     close, //done
     toggleshade, //done
+    toggleomnipresent, //done
     moveWindowUp,
     moveWindowDown,
     moveWindowLeft,

util/epist/epist.cc

@@ -120,6 +120,10 @@ epist::epist(char **argv, char *dpy_name, char *rc_file)
                            XKeysymToKeycode(getXDisplay(),
                                              XStringToKeysym("I")),
                            Mod1Mask | ControlMask));
+  _actions.push_back(Action(Action::toggleomnipresent,
+                           XKeysymToKeycode(getXDisplay(),
+                                             XStringToKeysym("O")),
+                           Mod1Mask | ControlMask));
   activateGrabs();
 }
 

util/epist/screen.cc

@@ -221,6 +221,13 @@ void screen::handleKeypress(const XEvent &e) {
           window->lower();
           return;
 
+        case Action::toggleomnipresent:
+          if (window->desktop() == 0xffffffff)
+            window->sendTo(_active_desktop);
+          else
+            window->sendTo(0xffffffff);
+          return;
+
         case Action::toggleshade:
           window->shade(! window->shaded());
           return;

util/epist/window.cc

@@ -177,3 +177,9 @@ void XWindow::focus() const {
   _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_active_window,
                             _window);
 }
+
+
+void XWindow::sendTo(unsigned int dest) const {
+  _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_wm_desktop,
+                            _window, dest);
+}

util/epist/window.hh

@@ -86,6 +86,7 @@ public:
   void lower() const;
   void iconify() const;
   void focus() const;
+  void sendTo(unsigned int dest) const;
 
   bool operator == (const XWindow &w) const { return w._window == _window; }
   bool operator == (const Window &w) const { return w == _window; }