Set WM_WINDOW_ROLE for fluxbox windows

src/FbMenu.cc

@@ -33,6 +33,7 @@ FbMenu::FbMenu(FbTk::ThemeProxy<FbTk::MenuTheme> &tm,
     FbTk::Menu(tm, imgctrl), 
     m_layeritem(fbwindow(), layer) {
 
+    fbwindow().setWindowRole("fluxbox-menu");
 }
 
 void FbMenu::buttonPressEvent(XButtonEvent &be) {

src/FbTk/FbWindow.cc

@@ -265,6 +265,13 @@ void FbWindow::setName(const char *name) {
     XStoreName(display(), m_window, name);
 }
 
+void FbWindow::setWindowRole(const char *windowRole) {
+    XTextProperty tp;
+    XStringListToTextProperty(const_cast<char **>(&windowRole), 1, &tp);
+    XSetTextProperty(display(), m_window, &tp, XInternAtom(display(), "WM_WINDOW_ROLE", False));
+    XFree(tp.value);
+}
+
 void FbWindow::setEventMask(long mask) {
     XSelectInput(display(), m_window, mask);
 }

src/FbTk/FbWindow.hh

@@ -87,6 +87,8 @@ public:
     virtual void setBorderWidth(unsigned int size);
     /// set window name ("title")
     void setName(const char *name);
+    /// set window role
+    void setWindowRole(const char *windowRole);
     void setEventMask(long mask);
     /// clear window with background pixmap or color
     virtual void clear();

src/Slit.cc

@@ -262,6 +262,8 @@ Slit::Slit(BScreen &scr, FbTk::Layer &layer, const char *filename)
 
     _FB_USES_NLS;
 
+    frame.window.setWindowRole("fluxbox-slit");
+
     // attach to theme and root window change signal
     join(theme().reconfigSig(), FbTk::MemFun(*this, &Slit::reconfigure));
 

src/TextDialog.cc

@@ -50,6 +50,7 @@ TextDialog::TextDialog(BScreen &screen,
     m_move_x(0),
     m_move_y(0),
     m_pixmap(0){
+    setWindowRole("fluxbox-dialog-text");
     init();
 }
 

src/Toolbar.cc

@@ -225,6 +225,8 @@ Toolbar::Toolbar(BScreen &scrn, FbTk::Layer &layer, size_t width):
     m_resize_lock(false) {
     _FB_USES_NLS;
 
+    frame.window.setWindowRole("fluxbox-toolbar");
+
     // get this on antialias change
     m_signal_tracker.join(screen().reconfigureSig(),
             FbTk::MemFunIgnoreArgs(*this, &Toolbar::reconfigure));