From dd81e53fff6cfdccfa7459f6631182de4fbd8e3d Mon Sep 17 00:00:00 2001
From: Andrea Diamantini <adjam7@gmail.com>
Date: Wed, 16 Feb 2011 18:09:34 +0100
Subject: This patch cleans up tabbar update: show/hide when
 ReKonfig::alwaysShowTabBar() is off and update tab button position. It also
 removes a "feature" introduced to hide/show tab button on tab moving: it has
 negative effects on tab middle click closing.

Reviewed by: NOBODY (oops..)
---
 src/mainview.cpp | 86 +++++++++++++++++++++++++++-----------------------------
 src/mainview.h   |  2 --
 src/tabbar.cpp   | 29 ++++---------------
 src/tabbar.h     |  1 -
 4 files changed, 48 insertions(+), 70 deletions(-)

diff --git a/src/mainview.cpp b/src/mainview.cpp
index 1cf003e9..fe6413a1 100644
--- a/src/mainview.cpp
+++ b/src/mainview.cpp
@@ -58,11 +58,11 @@
 
 
 MainView::MainView(MainWindow *parent)
-        : KTabWidget(parent)
-        , m_widgetBar(new StackedUrlBar(this))
-        , m_addTabButton(0)
-        , m_currentTabIndex(0)
-        , m_parentWindow(parent)
+    : KTabWidget(parent)
+    , m_widgetBar(new StackedUrlBar(this))
+    , m_addTabButton(0)
+    , m_currentTabIndex(0)
+    , m_parentWindow(parent)
 {
     // setting tabbar
     TabBar *tabBar = new TabBar(this);
@@ -121,43 +121,6 @@ void MainView::postLaunch()
 }
 
 
-void MainView::updateTabButtonPosition()
-{
-    static bool ButtonInCorner = false;
-
-    int tabWidgetWidth = frameSize().width();
-    int tabBarWidth = tabBar()->tabSizeHint(0).width() * tabBar()->count();
-
-    if (tabBarWidth + m_addTabButton->width() > tabWidgetWidth)
-    {
-        if (ButtonInCorner)
-            return;
-        setCornerWidget(m_addTabButton);
-        ButtonInCorner = true;
-    }
-    else
-    {
-        if (ButtonInCorner)
-        {
-            setCornerWidget(0);
-            // new window problem
-            if(count()>1)
-                m_addTabButton->show();
-            ButtonInCorner = false;
-        }
-
-        // detecting X position
-        int newPosX = tabBarWidth;
-        int tabWidthHint = tabBar()->tabSizeHint(0).width();
-        if (tabWidthHint < sizeHint().width() / 4)
-            newPosX = tabWidgetWidth - m_addTabButton->width();
-
-        m_addTabButton->move(newPosX, 0);
-        m_addTabButton->show();
-    }
-}
-
-
 TabBar *MainView::tabBar() const
 {
     TabBar *tabBar = qobject_cast<TabBar *>(KTabWidget::tabBar());
@@ -179,21 +142,56 @@ WebTab *MainView::currentWebTab() const
 
 void MainView::updateTabBar()
 {
-    if (ReKonfig::alwaysShowTabBar() || tabBar()->count() > 1)
+    if (ReKonfig::alwaysShowTabBar() || count() > 1)
     {
         if (tabBar()->isHidden())
         {
             tabBar()->show();
+        }
+        
+        // this to ensure tab button visibility also on new window creation
+        if(m_addTabButton->isHidden())
+        {
             m_addTabButton->show();
         }
+
     }
     else
     {
         tabBar()->hide();
         m_addTabButton->hide();
+        return;
+    }
+
+    // update tab button position
+    static bool ButtonInCorner = false;
+
+    int tabWidgetWidth = frameSize().width();
+    int tabBarWidth = tabBar()->tabSizeHint(0).width() * tabBar()->count();
+
+    if (tabBarWidth + m_addTabButton->width() > tabWidgetWidth)
+    {
+        if (ButtonInCorner)
+            return;
+        setCornerWidget(m_addTabButton);
+        ButtonInCorner = true;
     }
+    else
+    {
+        if (ButtonInCorner)
+        {
+            setCornerWidget(0);
+            ButtonInCorner = false;
+        }
 
-    updateTabButtonPosition();
+        // detecting X position
+        int newPosX = tabBarWidth;
+        int tabWidthHint = tabBar()->tabSizeHint(0).width();
+        if (tabWidthHint < sizeHint().width() / 4)
+            newPosX = tabWidgetWidth - m_addTabButton->width();
+
+        m_addTabButton->move(newPosX, 0);
+    }
 }
 
 
diff --git a/src/mainview.h b/src/mainview.h
index 00975206..6af4012c 100644
--- a/src/mainview.h
+++ b/src/mainview.h
@@ -161,8 +161,6 @@ protected:
     virtual void resizeEvent(QResizeEvent *event);
 
 private:
-    void updateTabButtonPosition();
-
     /**
      * This function creates (if not exists) and returns a QLabel
      * with a loading QMovie.
diff --git a/src/tabbar.cpp b/src/tabbar.cpp
index 6b12a794..be20ecd3 100644
--- a/src/tabbar.cpp
+++ b/src/tabbar.cpp
@@ -70,12 +70,12 @@ static inline QByteArray highlightPropertyName(int index)
 
 
 TabBar::TabBar(QWidget *parent)
-        : KTabBar(parent)
-        , m_actualIndex(-1)
-        , m_currentTabPreviewIndex(-1)
-        , m_isFirstTimeOnTab(true)
-        , m_tabHighlightEffect(new TabHighlightEffect(this))
-        , m_animationMapper(new QSignalMapper(this))
+    : KTabBar(parent)
+    , m_actualIndex(-1)
+    , m_currentTabPreviewIndex(-1)
+    , m_isFirstTimeOnTab(true)
+    , m_tabHighlightEffect(new TabHighlightEffect(this))
+    , m_animationMapper(new QSignalMapper(this))
 {
     setElideMode(Qt::ElideRight);
 
@@ -230,13 +230,6 @@ void TabBar::mouseMoveEvent(QMouseEvent *event)
         return;
     }
 
-    if (event->buttons() & Qt::LeftButton)
-    {
-        // hide addNewTabButton when moving tabs
-        MainView *view = qobject_cast<MainView *>(parent());
-        QTimer::singleShot(200, view->addTabButton(), SLOT(hide()));
-    }
-
     KTabBar::mouseMoveEvent(event);
 
     if (ReKonfig::hoveringTabOption() == 0)
@@ -357,15 +350,6 @@ void TabBar::emptyAreaContextMenu(const QPoint &pos)
 }
 
 
-void TabBar::mouseReleaseEvent(QMouseEvent *event)
-{
-    MainView *mv = qobject_cast<MainView *>(parent());
-    QTimer::singleShot(200, mv->addTabButton(), SLOT(show()));
-
-    KTabBar::mouseReleaseEvent(event);
-}
-
-
 void TabBar::tabRemoved(int index)
 {
     if (ReKonfig::hoveringTabOption() == 0)
@@ -462,4 +446,3 @@ void TabBar::removeAnimation(int index)
     m_animationMapper->removeMappings(anim);
     delete anim;
 }
-
diff --git a/src/tabbar.h b/src/tabbar.h
index d0d9d3e6..ca6adbba 100644
--- a/src/tabbar.h
+++ b/src/tabbar.h
@@ -82,7 +82,6 @@ protected:
     virtual void mouseMoveEvent(QMouseEvent *event);
     virtual void leaveEvent(QEvent *event);
     virtual void mousePressEvent(QMouseEvent *event);
-    virtual void mouseReleaseEvent(QMouseEvent *event);
     virtual void tabRemoved(int index);
 
 private slots:
-- 
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