rename tab on double click

src/widgets/Notebook.cpp

@@ -334,7 +334,7 @@ void Notebook::setShowAddButton(bool value)
 
 void Notebook::scaleChangedEvent(float scale)
 {
-    float h = NOTEBOOK_TAB_HEIGHT * this->getScale();
+    float h = (NOTEBOOK_TAB_HEIGHT - 1) * this->getScale();
 
     this->addButton_->setFixedSize(h, h);
 
@@ -367,7 +367,7 @@ void Notebook::performLayout(bool animated)
             continue;
         }
 
-        btn->setFixedSize(tabHeight, tabHeight);
+        btn->setFixedSize(tabHeight, tabHeight - 1);
         btn->move(x, 0);
         x += tabHeight;
     }

src/widgets/helper/NotebookButton.cpp

@@ -159,9 +159,7 @@ void NotebookButton::mouseReleaseEvent(QMouseEvent *event)
 void NotebookButton::dragEnterEvent(QDragEnterEvent *event)
 {
     if (!event->mimeData()->hasFormat("chatterino/split"))
-    {
         return;
-    }
 
     event->acceptProposedAction();
 

src/widgets/helper/NotebookTab.cpp

@@ -42,20 +42,7 @@ NotebookTab::NotebookTab(Notebook *notebook)
 
     this->setMouseTracking(true);
 
-    this->menu_.addAction("Rename", [this]() {
-        TextInputDialog d(this);
-
-        d.setWindowTitle(
-            "Change tab title (Leave empty for default behaviour)");
-        d.setText(this->getCustomTitle());
-        d.highlightText();
-
-        if (d.exec() == QDialog::Accepted)
-        {
-            QString newTitle = d.getText();
-            this->setCustomTitle(newTitle);
-        }
-    });
+    this->menu_.addAction("Rename", [this]() { this->showRenameDialog(); });
 
     this->menu_.addAction("Close",
                           [=]() { this->notebook_->removePage(this->page); });
@@ -70,6 +57,21 @@ NotebookTab::NotebookTab(Notebook *notebook)
     this->menu_.addAction(highlightNewMessagesAction_);
 }
 
+void NotebookTab::showRenameDialog()
+{
+    TextInputDialog d(this);
+
+    d.setWindowTitle("Choose tab title (Empty for default)");
+    d.setText(this->getCustomTitle());
+    d.highlightText();
+
+    if (d.exec() == QDialog::Accepted)
+    {
+        QString newTitle = d.getText();
+        this->setCustomTitle(newTitle);
+    }
+}
+
 void NotebookTab::themeChangedEvent()
 {
     this->update();
@@ -278,21 +280,13 @@ void NotebookTab::paintEvent(QPaintEvent *)
     Theme::TabColors regular = this->theme->tabs.regular;
 
     if (this->selected_)
-    {
         colors = this->theme->tabs.selected;
-    }
     else if (this->highlightState_ == HighlightState::Highlighted)
-    {
         colors = this->theme->tabs.highlighted;
-    }
     else if (this->highlightState_ == HighlightState::NewMessage)
-    {
         colors = this->theme->tabs.newMessage;
-    }
     else
-    {
         colors = this->theme->tabs.regular;
-    }
 
     bool windowFocused = this->window() == QApplication::activeWindow();
 
@@ -387,18 +381,18 @@ void NotebookTab::paintEvent(QPaintEvent *)
         }
     }
 
+    // draw mouse over effect
+    if (!this->selected_)
+    {
+        this->fancyPaint(painter);
+    }
+
     // draw line at bottom
     if (!this->selected_ && this->isInLastRow_)
     {
         painter.fillRect(0, this->height() - 1, this->width(), 1,
                          app->themes->window.background);
     }
-
-    // draw mouse over effect
-    if (!this->selected_)
-    {
-        this->fancyPaint(painter);
-    }
 }
 
 bool NotebookTab::hasXButton()
@@ -477,6 +471,15 @@ void NotebookTab::mouseReleaseEvent(QMouseEvent *event)
     }
 }
 
+void NotebookTab::mouseDoubleClickEvent(QMouseEvent *event)
+{
+    if (event->button() == Qt::LeftButton &&
+        this->notebook_->getAllowUserTabManagement())
+    {
+        this->showRenameDialog();
+    }
+}
+
 void NotebookTab::enterEvent(QEvent *event)
 {
     this->mouseOver_ = true;

src/widgets/helper/NotebookTab.hpp

@@ -58,6 +58,7 @@ protected:
 
     virtual void mousePressEvent(QMouseEvent *event) override;
     virtual void mouseReleaseEvent(QMouseEvent *event) override;
+    virtual void mouseDoubleClickEvent(QMouseEvent *event) override;
     virtual void enterEvent(QEvent *) override;
     virtual void leaveEvent(QEvent *) override;
 
@@ -67,6 +68,8 @@ protected:
     virtual void wheelEvent(QWheelEvent *event) override;
 
 private:
+    void showRenameDialog();
+
     bool hasXButton();
     bool shouldDrawXButton();
     QRect getXRect();