Added '+' button to tab bar

1 files changed, 43 insertions, 1 deletions

diff --git a/src/widgets/browsertabbar.cpp b/src/widgets/browsertabbar.cpp
index 503157f..97fc1a1 100644
--- a/src/widgets/browsertabbar.cpp
+++ b/src/widgets/browsertabbar.cpp
@@ -2,10 +2,17 @@
 
 #include <QMouseEvent>
 
+static const int NEWTAB_BTN_SIZE = 22,
+    NEWTAB_BTN_PAD_X = 4;
+
+
 BrowserTabBar::BrowserTabBar(QWidget *parent) :
     QTabBar(parent)
 {
-
+    newTabBtn = new QPushButton("+", this);
+    newTabBtn->setFixedSize(NEWTAB_BTN_SIZE, NEWTAB_BTN_SIZE);
+    connect(newTabBtn, &QPushButton::clicked, this, &BrowserTabBar::on_newTabClicked);
+    this->newTabBtn->setVisible(true);
 }
 
 void BrowserTabBar::mouseReleaseEvent(QMouseEvent *event)
@@ -16,3 +23,38 @@ void BrowserTabBar::mouseReleaseEvent(QMouseEvent *event)
         QTabBar::mousePressEvent(event);
     }
 }
+
+void BrowserTabBar::moveNewTabButton()
+{
+    // Find width of all tabs
+    int size = 0;
+    for (int i = 0; i < this->count(); ++i)
+        size += this->tabRect(i).width();
+
+    // Set location
+    int h = this->geometry().top();
+    int w = this->width();
+    if ((size + NEWTAB_BTN_SIZE + NEWTAB_BTN_PAD_X) > w)
+    {
+        this->newTabBtn->setVisible(false);
+        //this->newTabBtn->move(w - 54, h + 22 / 4);
+    }
+    else
+    {
+        this->newTabBtn->setVisible(true);
+        this->newTabBtn->move(size + NEWTAB_BTN_PAD_X,
+            h + NEWTAB_BTN_SIZE / 4);
+    }
+}
+
+void BrowserTabBar::resizeEvent(QResizeEvent *event)
+{
+    QTabBar::resizeEvent(event);
+    this->moveNewTabButton();
+}
+
+void BrowserTabBar::tabLayoutChange()
+{
+    QTabBar::tabLayoutChange();
+    this->moveNewTabButton();
+}