enhanced :NextWindow / :PrevWindow to accept <delta> as parameter, patch from marcus obst

ChangeLog

@@ -1,6 +1,10 @@
 (Format: Year/Month/Day)
 Changes for 0.9.15:
 *06/03/09:
+   * Enhanced :NextWindow and :PrevWindow to accept a <delta>,see 
+     :RightWindow and :LeftWindow
+     (Thanks Marcus Obst, marcus dot obst at s2003 dot tu minus chemnitz dot de)
+     FbCommandFactory.cc WorkspaceCmd.hh WorkspaceCmd.cc
    * Bugfix for _net_wm_state_hidden (Thanks Mark)
      Ewmh.cc
    * Updated ko_KR translations (Thanks Jo Hyunseok)

src/FbCommandFactory.cc

@@ -350,10 +350,10 @@ FbTk::Command *FbCommandFactory::stringToCommand(const std::string &command,
     // 
     // Workspace commands
     //
-    else if (command == "nextworkspace" && arguments.empty())
-        return new NextWorkspaceCmd();
-    else if (command == "prevworkspace" && arguments.empty())
-        return new PrevWorkspaceCmd();
+    else if (command == "nextworkspace")
+        return new NextWorkspaceCmd(atoi(arguments.c_str()));
+    else if (command == "prevworkspace")
+        return new PrevWorkspaceCmd(atoi(arguments.c_str()));
     else if (command == "rightworkspace")
         return new RightWorkspaceCmd(atoi(arguments.c_str()));
     else if (command == "leftworkspace")

src/WorkspaceCmd.cc

@@ -103,13 +103,13 @@ void DirFocusCmd::execute() {
 void NextWorkspaceCmd::execute() {
     BScreen *screen = Fluxbox::instance()->mouseScreen();
     if (screen != 0)
-        screen->nextWorkspace();
+        screen->nextWorkspace(m_option == 0 ? 1 : m_option);
 }
 
 void PrevWorkspaceCmd::execute() {
     BScreen *screen = Fluxbox::instance()->mouseScreen();
     if (screen != 0)
-        screen->prevWorkspace();
+        screen->prevWorkspace(m_option == 0 ? 1 : m_option);
 }
 
 void LeftWorkspaceCmd::execute() {

src/WorkspaceCmd.hh

@@ -55,12 +55,18 @@ private:
 
 class NextWorkspaceCmd: public FbTk::Command {
 public:
+    explicit NextWorkspaceCmd(int option):m_option(option) { }
     void execute();
+private:
+    const int m_option;
 };
 
 class PrevWorkspaceCmd: public FbTk::Command {
 public:
+    explicit PrevWorkspaceCmd(int option):m_option(option) { }
     void execute();
+private:
+    const int m_option;
 };
 
 class LeftWorkspaceCmd: public FbTk::Command {