delay repositioning of labels

The iconbuttons delay their update to cover multiple changes, so if the
labels are repositioned early, they'll operate on dated titles

BUG: 1155

On the run, centralize the delay value in IconButton::updateLaziness()

src/IconButton.cc

@@ -52,7 +52,7 @@ IconButton::IconButton(const FbTk::FbWindow &parent,
     m_theme(win, focused_theme, unfocused_theme),
     m_pm(win.screen().imageControl()) {
 
-    m_title_update_timer.setTimeout(100 * FbTk::FbTime::IN_MILLISECONDS);
+    m_title_update_timer.setTimeout(updateLaziness());
     m_title_update_timer.fireOnce(true);
     FbTk::RefCount<FbTk::Command<void> > ets(new FbTk::SimpleCommand<IconButton>(*this, &IconButton::clientTitleChanged));
     m_title_update_timer.setCommand(ets);

src/IconButton.hh

@@ -70,6 +70,8 @@ public:
 
     const FbTk::Signal<> &titleChanged() { return m_title_changed; }
 
+    static unsigned int updateLaziness() { return 100 * FbTk::FbTime::IN_MILLISECONDS; }
+
 protected:
     void drawText(int x, int y, FbTk::FbDrawable *drawable_override);
 private:

src/IconbarTool.cc

@@ -288,7 +288,7 @@ IconbarTool::IconbarTool(const FbTk::FbWindow &parent, IconbarTheme &theme,
     m_tracker.join(screen.reconfigureSig(),
             FbTk::MemFunIgnoreArgs(*this, &IconbarTool::updateIconifiedPattern));
 
-    m_resizeSig_timer.setTimeout(100 * FbTk::FbTime::IN_MILLISECONDS);
+    m_resizeSig_timer.setTimeout(IconButton::updateLaziness());
     m_resizeSig_timer.fireOnce(true);
     FbTk::RefCount<FbTk::Command<void> > ers(new FbTk::SimpleCommand<IconbarTool>(*this, &IconbarTool::emitResizeSig));
     m_resizeSig_timer.setCommand(ers);

src/Window.cc

@@ -449,6 +449,11 @@ void FluxboxWindow::init() {
     m_tabActivationTimer.setCommand(activate_tab_cmd);
     m_tabActivationTimer.fireOnce(true);
 
+    m_reposLabels_timer.setTimeout(IconButton::updateLaziness());
+    m_reposLabels_timer.fireOnce(true);
+    FbTk::RefCount<FbTk::Command<void> > elrs(new FbTk::SimpleCommand<FluxboxWindow>(*this, &FluxboxWindow::emitLabelReposSig));
+    m_reposLabels_timer.setCommand(elrs);
+
     /**************************************************/
     /* Read state above here, apply state below here. */
     /**************************************************/
@@ -2851,6 +2856,10 @@ void FluxboxWindow::setTitle(const std::string& title, Focusable &client) {
     frame().setFocusTitle(title);
     // relay title to others that display the focus title
     titleSig().emit(title, *this);
+    m_reposLabels_timer.start();
+}
+
+void FluxboxWindow::emitLabelReposSig() {
     frame().tabcontainer().repositionItems();
 }
 

src/Window.hh

@@ -576,6 +576,8 @@ private:
     WinClient *m_client; ///< current client
     typedef std::map<WinClient *, IconButton *> Client2ButtonMap;
     Client2ButtonMap m_labelbuttons;
+    FbTk::Timer m_reposLabels_timer;
+    void emitLabelReposSig();
     bool m_has_tooltip;
 
     SizeHints m_size_hint;