added basic tabs

notebook.cpp

@@ -1,22 +1,65 @@
 #include "QWidget"
+#include "QList"
 #include "notebook.h"
+#include "notebooktab.h"
 #include "notebookpage.h"
+#include "notebookbutton.h"
 
 Notebook::Notebook(QWidget *parent)
-    : QWidget(parent)
+    : QWidget(parent),
+      addButton(this),
+      settingsButton(this),
+      userButton(this)
 {
-    auto list = new QList<std::tuple<NotebookPage*, NotebookTab*>>();
-
-    this->pages = list;
+    settingsButton.resize(24, 24);
+    settingsButton.icon = NotebookButton::IconSettings;
+    userButton.resize(24, 24);
+    userButton.move(24, 0);
+    userButton.icon = NotebookButton::IconUser;
+    addButton.resize(24, 24);
 }
 
-NotebookPage*
-Notebook::AddPage()
+NotebookPage* Notebook::addPage()
 {
-    auto page = new NotebookPage(this);
-    auto tab = new NotebookTab(this, this, page);
+    auto tab = new NotebookTab(this);
+    auto page = new NotebookPage(this, tab);
 
-    this->pages->append(std::make_tuple(page, tab));
+    this->pages.append(page);
+
+    layout();
 
     return page;
 }
+
+void Notebook::layout()
+{
+    int x = 48, y = 0;
+    int tabHeight = 16;
+    bool firstInLine = true;
+
+    for (auto &i : this->pages)
+    {
+        tabHeight = i->tab->height();
+
+        if (!firstInLine && (i == this->pages.last() ? tabHeight : 0) + x + i->width() > this->width())
+        {
+            y +=i->tab->height();
+            i->tab->move(0, y);
+            x = i->tab->width();
+        }
+        else
+        {
+            i->tab->move(x, y);
+            x += i->tab->width();
+        }
+
+        firstInLine = false;
+    }
+
+    this->addButton.move(x, y);
+}
+
+void Notebook::resizeEvent(QResizeEvent *)
+{
+    layout();
+}