Fixed startup bug for window menu in iconbar.

The window menu in the iconbutton was not updated properly
the first time it was used ( before right clicking in the real
window titlebar).

src/IconbarTool.cc

@@ -214,16 +214,11 @@ class ShowMenu: public FbTk::Command<void> {
 public:
     explicit ShowMenu(FluxboxWindow &win):m_win(win) { }
     void execute() {
-        // hide the menu if it's already showing for this FluxboxWindow
-        if (m_win.menu().isVisible() && FbMenu::window() == &m_win) {
-            m_win.menu().hide();
-            return;
-        }
         // get last button pos
         const XEvent &event = Fluxbox::instance()->lastEvent();
         int x = event.xbutton.x_root - (m_win.menu().width() / 2);
         int y = event.xbutton.y_root - (m_win.menu().height() / 2);
-        m_win.showMenu(x, y);
+        m_win.popupMenu(x, y);
     }
 private:
     FluxboxWindow &m_win;

src/Window.cc

@@ -2172,25 +2172,31 @@ void FluxboxWindow::showMenu(int menu_x, int menu_y) {
     menu().grabInputFocus();
 }
 
+void FluxboxWindow::popupMenu(int x, int y) {
+    // hide menu if it was opened for this window before
+    if (menu().isVisible() && FbMenu::window() == this) {
+       menu().hide();
+       return;
+    }
+
+    menu().disableTitle();
+
+    showMenu(x, y);
+}
+
 /**
    Moves the menu to last button press position and shows it,
    if it's already visible it'll be hidden
  */
 void FluxboxWindow::popupMenu() {
 
-    // hide menu if it was opened for this window before
-    if (menu().isVisible() && FbMenu::window() == this) {
-        menu().hide();
-        return;
-    }
-
-    menu().disableTitle();
     int menu_y = frame().titlebar().height() + frame().titlebar().borderWidth();
     if (!decorations.titlebar) // if we don't have any titlebar
         menu_y = 0;
     if (m_last_button_x < x() || m_last_button_x > x() + static_cast<signed>(width()))
         m_last_button_x = x();
-    showMenu(m_last_button_x, menu_y + frame().y());
+
+    popupMenu(m_last_button_x, menu_y + frame().y());
 }
 
 

src/Window.hh

@@ -323,6 +323,12 @@ public:
      * @param my position
      */
     void showMenu(int mx, int my);
+
+    /** popup window menu at specific location
+     * @param x 
+     * @param y
+     */
+    void popupMenu(int x, int y);
     // popup menu on last button press position
     void popupMenu();