From 15215cf154c7d31f1520c259529b719b1fe84b48 Mon Sep 17 00:00:00 2001
From: Andrea Diamantini <adjam7@gmail.com>
Date: Wed, 16 Mar 2011 23:48:39 +0100
Subject: Set an option to disable the disable graphics effects on the tabbar
 highlight animation.

CCBUG:267234

To see if this really works, please deselect the "animated tab highlights"
in the Tabs Settings section
---
 src/application.cpp           |  2 ++
 src/rekonq.kcfg               |  3 ++
 src/settings/settings_tabs.ui |  7 ++++
 src/tabbar.cpp                | 75 +++++++++++++++++++++++++++++++------------
 src/tabbar.h                  |  1 +
 5 files changed, 67 insertions(+), 21 deletions(-)

diff --git a/src/application.cpp b/src/application.cpp
index 1813d798..b1712d3e 100644
--- a/src/application.cpp
+++ b/src/application.cpp
@@ -443,6 +443,8 @@ void Application::updateConfiguration()
         MainView *mv = w.data()->mainView();
         mv->updateTabBar();
 
+        mv->tabBar()->setAnimatedTabHighlighting( ReKonfig::animatedTabHighlighting() );
+
         if (b)
             mv->tabBar()->setSelectionBehaviorOnRemove(QTabBar::SelectPreviousTab);
         else
diff --git a/src/rekonq.kcfg b/src/rekonq.kcfg
index 8795104c..dba770b6 100644
--- a/src/rekonq.kcfg
+++ b/src/rekonq.kcfg
@@ -126,6 +126,9 @@
     <entry name="useFavicon" type="Bool">
         <default>false</default>
     </entry>
+    <entry name="animatedTabHighlighting" type="Bool">
+        <default>true</default>
+    </entry>
 </group>
 
 
diff --git a/src/settings/settings_tabs.ui b/src/settings/settings_tabs.ui
index 0edc5cae..eb775d5d 100644
--- a/src/settings/settings_tabs.ui
+++ b/src/settings/settings_tabs.ui
@@ -221,6 +221,13 @@
         </property>
        </widget>
       </item>
+      <item>
+       <widget class="QCheckBox" name="kcfg_animatedTabHighlighting">
+        <property name="text">
+         <string>Animated tab highlighting</string>
+        </property>
+       </widget>
+      </item>
      </layout>
     </widget>
    </item>
diff --git a/src/tabbar.cpp b/src/tabbar.cpp
index 118bba45..557fae96 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);
 
@@ -90,6 +90,8 @@ TabBar::TabBar(QWidget *parent)
 
     connect(m_animationMapper, SIGNAL(mapped(int)), this, SLOT(removeAnimation(int)));
     setGraphicsEffect(m_tabHighlightEffect);
+
+    setAnimatedTabHighlighting( ReKonfig::animatedTabHighlighting() );
 }
 
 
@@ -361,7 +363,9 @@ void TabBar::tabRemoved(int index)
         m_currentTabPreviewIndex = -1;
     }
 
-    removeAnimation(index);
+    if (ReKonfig::animatedTabHighlighting())
+        removeAnimation(index);
+
     m_tabHighlightEffect->update();
 }
 
@@ -420,19 +424,23 @@ void TabBar::setTabHighlighted(int index)
 
     if (tabTextColor(index) != highlightColor)
     {
-        m_tabHighlightEffect->setProperty(propertyName, qreal(0.9));
-        QPropertyAnimation *anim = new QPropertyAnimation(m_tabHighlightEffect, propertyName);
-        m_highlightAnimation.insert(propertyName, anim);
-
-        //setup the animation
-        anim->setStartValue(0.9);
-        anim->setEndValue(0.0);
-        anim->setDuration(500);
-        anim->setLoopCount(2);
-        anim->start(QAbstractAnimation::DeleteWhenStopped);
-
-        m_animationMapper->setMapping(anim, index);
-        connect(anim, SIGNAL(finished()), m_animationMapper, SLOT(map()));
+        if (ReKonfig::animatedTabHighlighting)
+        {
+            m_tabHighlightEffect->setProperty(propertyName, qreal(0.9));
+            QPropertyAnimation *anim = new QPropertyAnimation(m_tabHighlightEffect, propertyName);
+            m_highlightAnimation.insert(propertyName, anim);
+
+            //setup the animation
+            anim->setStartValue(0.9);
+            anim->setEndValue(0.0);
+            anim->setDuration(500);
+            anim->setLoopCount(2);
+            anim->start(QAbstractAnimation::DeleteWhenStopped);
+
+            m_animationMapper->setMapping(anim, index);
+            connect(anim, SIGNAL(finished()), m_animationMapper, SLOT(map()));
+        }
+ 
         setTabTextColor(index, highlightColor);
     }
 }
@@ -440,7 +448,9 @@ void TabBar::setTabHighlighted(int index)
 
 void TabBar::resetTabHighlighted(int index)
 {
-    removeAnimation(index);
+    if (ReKonfig::animatedTabHighlighting())
+        removeAnimation(index);
+
     setTabTextColor(index, palette().text().color());
 }
 
@@ -454,3 +464,26 @@ void TabBar::removeAnimation(int index)
     m_animationMapper->removeMappings(anim);
     delete anim;
 }
+
+
+void TabBar::setAnimatedTabHighlighting(bool enabled)
+{
+    if (enabled)
+        m_tabHighlightEffect->setEnabled(true);
+    else
+    {
+        m_tabHighlightEffect->setEnabled(false);
+
+        //cleanup
+        QHashIterator<QByteArray, QPropertyAnimation*> i(m_highlightAnimation);
+        while (i.hasNext())
+        {
+            i.next();
+            m_tabHighlightEffect->setProperty(i.key(), QVariant()); //destroy the property
+
+            QPropertyAnimation *anim = m_highlightAnimation.take(i.key());
+            m_animationMapper->removeMappings(anim);
+            delete anim;
+        }
+    }
+}
diff --git a/src/tabbar.h b/src/tabbar.h
index 58516f14..0137065d 100644
--- a/src/tabbar.h
+++ b/src/tabbar.h
@@ -61,6 +61,7 @@ public:
     void setTabHighlighted(int index);
     void resetTabHighlighted(int index);
     QRect tabTextRect(int index);
+    void setAnimatedTabHighlighting(bool enabled);
 
 signals:
     void cloneTab(int index);
-- 
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