Added '+' button to tab bar

4 files changed, 62 insertions, 6 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();
+}
diff --git a/src/widgets/browsertabbar.hpp b/src/widgets/browsertabbar.hpp
index f1cd49b..674089b 100644
--- a/src/widgets/browsertabbar.hpp
+++ b/src/widgets/browsertabbar.hpp
@@ -2,6 +2,7 @@
 #define BROWSERTABS_HPP
 
 #include <QTabBar>
+#include <QPushButton>
 
 class BrowserTabBar : public QTabBar
 {
@@ -10,6 +11,19 @@ public:
     explicit BrowserTabBar(QWidget * parent);
 
     void mouseReleaseEvent(QMouseEvent *event) override;
+
+    void resizeEvent(QResizeEvent *event) override;
+
+    void tabLayoutChange() override;
+
+signals:
+    void on_newTabClicked();
+
+private:
+    void moveNewTabButton();
+
+private:
+    QPushButton *newTabBtn;
 };
 
 #endif // BROWSERTABS_HPP
diff --git a/src/widgets/browsertabwidget.cpp b/src/widgets/browsertabwidget.cpp
index 7419c52..9a6ee94 100644
--- a/src/widgets/browsertabwidget.cpp
+++ b/src/widgets/browsertabwidget.cpp
@@ -1,8 +1,7 @@
 #include "browsertabwidget.hpp"
 
-#include "browsertabbar.hpp"
-
 BrowserTabWidget::BrowserTabWidget(QWidget *parent) : QTabWidget(parent)
 {
-    this->setTabBar(new BrowserTabBar(this));
+    this->tab_bar = new BrowserTabBar(this);
+    this->setTabBar(this->tab_bar);
 }
diff --git a/src/widgets/browsertabwidget.hpp b/src/widgets/browsertabwidget.hpp
index dd4142c..7ada869 100644
--- a/src/widgets/browsertabwidget.hpp
+++ b/src/widgets/browsertabwidget.hpp
@@ -2,6 +2,7 @@
 #define BROWSERTABWIDGET_HPP
 
 #include <QTabWidget>
+#include "browsertabbar.hpp"
 
 class BrowserTabWidget : public QTabWidget
 {
@@ -9,8 +10,8 @@ class BrowserTabWidget : public QTabWidget
 public:
     explicit BrowserTabWidget(QWidget *parent = nullptr);
 
-signals:
-
+public:
+    BrowserTabBar *tab_bar;
 };
 
 #endif // BROWSERTABWIDGET_HPP