add feature to minimize windows in current layer

ChangeLog

@@ -1,5 +1,9 @@
  (Format: Year/Month/Day)
 Changes for 1.0rc3:
+*07/01/11:
+   * Added option to :Minimize key command to lower all windows in the same
+     layer as the focused window -- syntax is `:Minimize (layer)' (Mark)
+     FbCommandFactory.cc WorkspaceCmd.cc/hh
 *07/01/08:
    * Fix another 64-bit window property (Mark/Simon)
      FbTk/FbWindow.cc

src/FbCommandFactory.cc

@@ -233,9 +233,15 @@ FbTk::Command *FbCommandFactory::stringToCommand(const std::string &command,
     //
     else if (command == "fullscreen")
         return new FullscreenCmd();
-    else if (command == "minimizewindow" || command == "minimize" || command == "iconify")
+    else if (command == "minimizewindow" || command == "minimize" || command == "iconify") {
+        string cmd;
+        if (FbTk::StringUtil::getStringBetween(cmd, arguments.c_str() +
+                                               0, '(', ')', " \t\n", true)
+            && cmd == "layer")
+            return new MinimizeLayerCmd();
+        else
             return new CurrentWindowCmd(&FluxboxWindow::iconify);
-    else if (command == "maximizewindow" || command == "maximize")
+    } else if (command == "maximizewindow" || command == "maximize")
         return new CurrentWindowCmd(&FluxboxWindow::maximizeFull);
     else if (command == "maximizevertical")
         return new CurrentWindowCmd(&FluxboxWindow::maximizeVertical);

src/WorkspaceCmd.cc

@@ -255,6 +255,19 @@ void ShowDesktopCmd::execute() {
                   std::mem_fun(&FluxboxWindow::iconify));
 }
 
+void MinimizeLayerCmd::execute() {
+    FluxboxWindow *win = FocusControl::focusedFbWindow();
+    if (!win)
+        return;
+
+    Workspace::Windows windows(win->screen().currentWorkspace()->windowList());
+    Workspace::Windows::iterator it = windows.begin(), it_end = windows.end();
+    for (; it != it_end; ++it) {
+        if (win->layerNum() == (*it)->layerNum())
+            (*it)->iconify();
+    }
+}
+
 void CloseAllWindowsCmd::execute() {
     BScreen *screen = Fluxbox::instance()->mouseScreen();
     if (screen == 0)

src/WorkspaceCmd.hh

@@ -104,6 +104,10 @@ public:
     void execute();
 };
 
+class MinimizeLayerCmd: public FbTk::Command {
+public:
+    void execute();
+};
 
 class CloseAllWindowsCmd: public FbTk::Command {
 public: