added basic tabs

notebooktab.cpp

@@ -1,10 +1,49 @@
 #include "notebook.h"
 #include "notebooktab.h"
 #include "notebookpage.h"
+#include "QPainter"
 
-NotebookTab::NotebookTab(QWidget *parent, Notebook *notebook, NotebookPage *page)
-    : QWidget(parent)
+NotebookTab::NotebookTab(Notebook *notebook)
+    : QWidget(notebook)
 {
     this->notebook = notebook;
-    this->page = page;
+
+    resize(100, 24);
+}
+
+void NotebookTab::paintEvent(QPaintEvent *)
+{
+    QPainter painter(this);
+
+    painter.setBrush(this->mouseDown ? QColor(0, 255, 0) : (this->mouseOver ? QColor(255, 0, 0) : QColor(0, 0, 255)));
+
+    painter.drawRect(0, 0, this->width(), this->height());
+}
+
+void NotebookTab::mousePressEvent(QMouseEvent *)
+{
+    mouseDown = true;
+
+    this->repaint();
+}
+
+void NotebookTab::mouseReleaseEvent(QMouseEvent *)
+{
+    mouseDown = false;
+
+    this->repaint();
+}
+
+void NotebookTab::enterEvent(QEvent *)
+{
+    mouseOver = true;
+
+    this->repaint();
+}
+
+void NotebookTab::leaveEvent(QEvent *)
+{
+    mouseOver = false;
+
+    this->repaint();
 }