From 9bf2bbe9bb14425ef228c8e1689bbd14935cac48 Mon Sep 17 00:00:00 2001
From: Andrea Diamantini <adjam7@gmail.com>
Date: Mon, 26 Nov 2012 17:20:15 +0100
Subject: Fix tabs moves when some of them are pinned

---
 src/sessionmanager.cpp      |  3 ++-
 src/tabwindow/tabbar.cpp    | 60 +++++++++++++++++++++++++++++++++++++++++++++
 src/tabwindow/tabbar.h      |  5 +++-
 src/tabwindow/tabwindow.cpp |  4 +++
 4 files changed, 70 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/sessionmanager.cpp b/src/sessionmanager.cpp
index 4903360c..08f576a4 100644
--- a/src/sessionmanager.cpp
+++ b/src/sessionmanager.cpp
@@ -109,7 +109,8 @@ int loadTabs(TabWindow *tw, QDomElement & window, bool useFirstTab, bool justThe
             if (tabIsPinned)
             {
                 tw->tabBar()->setTabData(tabNo, true);
-                tw->tabBar()->tabButton(tabNo, QTabBar::RightSide)->hide(); // NOTE: this is not good here: where is its proper place?
+                if (tw->tabBar()->tabButton(tabNo, QTabBar::RightSide))
+                    tw->tabBar()->tabButton(tabNo, QTabBar::RightSide)->hide(); // NOTE: this is not good here: where is its proper place?
             }
         }
     }
diff --git a/src/tabwindow/tabbar.cpp b/src/tabwindow/tabbar.cpp
index 70dcd3b1..aaf18dc7 100644
--- a/src/tabwindow/tabbar.cpp
+++ b/src/tabwindow/tabbar.cpp
@@ -333,10 +333,35 @@ void TabBar::removeAnimation(int index)
 }
 
 
+void TabBar::tabInserted(int index)
+{
+    // Find the available index to move
+    int availableIndex = index;
+    for (int i = index; i < count(); i++)
+    {
+        if (tabData(i).toBool())
+        {
+            availableIndex++;
+            break;
+        }
+    }
+
+    if (index < availableIndex)
+    {
+        TabWindow *w = qobject_cast<TabWindow *>(parent());
+        w->moveTab(index, availableIndex);
+    }
+    
+    KTabBar::tabInserted(index);
+}
+
+
 void TabBar::tabRemoved(int index)
 {
     hideTabPreview();
     removeAnimation(index);
+
+    KTabBar::tabRemoved(index);
 }
 
 
@@ -396,6 +421,41 @@ void TabBar::mousePressEvent(QMouseEvent *event)
 }
 
 
+void TabBar::mouseReleaseEvent(QMouseEvent *event)
+{
+    // count pinned tabs
+    int pinnedTabs = 0;
+    for(int i = 0; i < count(); i++)
+    {
+        if (tabData(i).toBool())
+            pinnedTabs++;        
+    }
+
+    // fix unpinned ones
+    for(int i = 0; i < pinnedTabs; i++)
+    {
+        if (!tabData(i).toBool())
+        {
+            TabWindow *w = qobject_cast<TabWindow *>(parent());
+            w->moveTab(i, pinnedTabs);
+            w->setCurrentIndex(pinnedTabs);
+        }
+    }
+
+    // fix pinned ones
+    for (int i = pinnedTabs; i < count(); i++)
+    {
+        if (tabData(i).toBool())
+        {
+            TabWindow *w = qobject_cast<TabWindow *>(parent());
+            w->moveTab(i, pinnedTabs - 1);            
+            w->setCurrentIndex(pinnedTabs - 1);
+        }
+    }
+    KTabBar::mouseReleaseEvent(event);
+}
+
+
 void TabBar::tabLayoutChange()
 {
     KTabBar::tabLayoutChange();
diff --git a/src/tabwindow/tabbar.h b/src/tabwindow/tabbar.h
index 292f3d6d..b325eab8 100644
--- a/src/tabwindow/tabbar.h
+++ b/src/tabwindow/tabbar.h
@@ -60,8 +60,11 @@ protected:
     virtual void mouseMoveEvent(QMouseEvent *event);
     virtual void leaveEvent(QEvent *event);
     virtual void mousePressEvent(QMouseEvent *event);
+    virtual void mouseReleaseEvent(QMouseEvent *event);
 
+    virtual void tabInserted(int index);
     virtual void tabRemoved(int index);
+    
     virtual void tabLayoutChange();
 
 Q_SIGNALS:
@@ -89,7 +92,7 @@ private Q_SLOTS:
 
     void showTabPreview();
     void hideTabPreview();
-
+    
 private:
     // highlightAnimation
     TabHighlightEffect *m_tabHighlightEffect;
diff --git a/src/tabwindow/tabwindow.cpp b/src/tabwindow/tabwindow.cpp
index 4925f8d9..60a9a0eb 100644
--- a/src/tabwindow/tabwindow.cpp
+++ b/src/tabwindow/tabwindow.cpp
@@ -369,6 +369,10 @@ void TabWindow::tabLoadStarted()
 
         if (!tabBar()->tabData(index).toBool())
             tabBar()->setTabText(index, i18n("Loading..."));
+        else
+        {
+            tabBar()->tabButton(index, QTabBar::RightSide)->hide(); // NOTE: not really good this, but..."Repetita iuvant"!!!
+        }
     }
 }
 
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