From 491f63610fc9f74ca8097a516347f1399cbc71c2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jon=20Ander=20Pe=C3=B1alba?= <jonan88@gmail.com>
Date: Tue, 30 Nov 2010 22:04:41 +0100
Subject: Show and hide the add-tab button automatically

---
 src/mainview.cpp | 38 +++++++-------------------------------
 src/mainview.h   |  2 --
 src/tabbar.cpp   | 30 ++++++++++++++++++++++--------
 src/tabbar.h     |  6 ++++--
 4 files changed, 33 insertions(+), 43 deletions(-)

(limited to 'src')

diff --git a/src/mainview.cpp b/src/mainview.cpp
index 37a5df0d..850101e2 100644
--- a/src/mainview.cpp
+++ b/src/mainview.cpp
@@ -99,7 +99,7 @@ MainView::MainView(MainWindow *parent)
 void MainView::postLaunch()
 {
     QStringList list = Application::sessionManager()->closedSites();
-    foreach(const QString &line, list)
+    Q_FOREACH(const QString &line, list)
     {
         if(line.startsWith( QL1S("about") ))
             break;
@@ -176,41 +176,17 @@ WebTab *MainView::currentWebTab() const
 
 void MainView::updateTabBar()
 {
-    if (ReKonfig::alwaysShowTabBar())
+    if (ReKonfig::alwaysShowTabBar() || tabBar()->count() > 1)
     {
-        if (!isTabBarHidden())
-        {
-            if (tabBar()->isHidden())
-            {
-                tabBar()->show();
-                m_addTabButton->show();
-            }
-            updateTabButtonPosition();
-        }
-        return;
+        if (tabBar()->isHidden())
+            tabBar()->show();
     }
-
-    if (tabBar()->count() == 1)
+    else
     {
         tabBar()->hide();
-        m_addTabButton->hide();
-    }
-    else if (!isTabBarHidden())
-    {
-        if (tabBar()->isHidden())
-        {
-            tabBar()->show();
-            m_addTabButton->show();
-        }
-        updateTabButtonPosition();
     }
-}
-
 
-void MainView::setTabBarHidden(bool hide)
-{
-    m_addTabButton->setVisible(!hide);
-    KTabWidget::setTabBarHidden(hide);
+    updateTabButtonPosition();
 }
 
 
@@ -557,7 +533,7 @@ void MainView::webViewIconChanged()
     WebView *view = qobject_cast<WebView *>(sender());
     WebTab *tab = qobject_cast<WebTab *>(view->parent());
     int index = indexOf(tab);
-    
+
     if (-1 != index)
     {
         kDebug() << "TAB URL: " << tab->url();
diff --git a/src/mainview.h b/src/mainview.h
index 2ba18892..1d04d284 100644
--- a/src/mainview.h
+++ b/src/mainview.h
@@ -83,8 +83,6 @@ public:
      */
     void updateTabBar();
 
-    void setTabBarHidden(bool hide);
-
     inline QToolButton *addTabButton() const { return m_addTabButton; }
 
     /**
diff --git a/src/tabbar.cpp b/src/tabbar.cpp
index 0866bfd8..286d7d45 100644
--- a/src/tabbar.cpp
+++ b/src/tabbar.cpp
@@ -77,11 +77,6 @@ TabBar::TabBar(QWidget *parent)
 }
 
 
-TabBar::~TabBar()
-{
-}
-
-
 QSize TabBar::tabSizeHint(int index) const
 {
     MainView *view = qobject_cast<MainView *>(parent());
@@ -189,6 +184,26 @@ void TabBar::showTabPreview()
 }
 
 
+void TabBar::hideEvent(QHideEvent *event)
+{
+    if (!event->spontaneous())
+    {
+        qobject_cast<MainView *>(parent())->addTabButton()->hide();
+    }
+    QTabBar::hideEvent(event);
+}
+
+
+void TabBar::showEvent(QShowEvent *event)
+{
+    QTabBar::showEvent(event);
+    if (!event->spontaneous())
+    {
+        qobject_cast<MainView *>(parent())->addTabButton()->show();
+    }
+}
+
+
 void TabBar::mouseMoveEvent(QMouseEvent *event)
 {
     if (count() == 1)
@@ -338,9 +353,8 @@ void TabBar::mouseReleaseEvent(QMouseEvent *event)
 }
 
 
-void TabBar::tabRemoved(int index)
+void TabBar::tabRemoved(int /*index*/)
 {
-    Q_UNUSED(index)
     if (ReKonfig::alwaysShowTabPreviews())
     {
         if (!m_previewPopup.isNull())
@@ -374,7 +388,7 @@ void TabBar::setupHistoryActions()
     if(!isEnabled)
         return;
 
-    foreach (const HistoryItem &item, mv->recentlyClosedTabs())
+    Q_FOREACH(const HistoryItem &item, mv->recentlyClosedTabs())
     {
         KAction *a = new KAction(Application::iconManager()->iconForUrl(item.url), item.title, this);
         a->setData(item.url);
diff --git a/src/tabbar.h b/src/tabbar.h
index a80776e1..acd8e2fb 100644
--- a/src/tabbar.h
+++ b/src/tabbar.h
@@ -51,8 +51,8 @@ class REKONQ_TESTS_EXPORT TabBar : public KTabBar
     Q_OBJECT
 
 public:
-    TabBar(QWidget *parent);
-    ~TabBar();
+    explicit TabBar(QWidget *parent);
+    virtual ~TabBar() {}
 
 signals:
     void cloneTab(int index);
@@ -68,6 +68,8 @@ protected:
      */
     virtual QSize tabSizeHint(int index) const;
 
+    virtual void hideEvent(QHideEvent *event);
+    virtual void showEvent(QShowEvent *event);
     virtual void mouseMoveEvent(QMouseEvent *event);
     virtual void leaveEvent(QEvent *event);
     virtual void mousePressEvent(QMouseEvent *event);
-- 
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