Removed the gray border around the open editors widget

It looks wrong when a shadow is added, which a lot of window managers do
these days. Whether is looks better when no shadow is added by the
window manager is debatable.

Reviewed-by: Jens Bache-Wiig

src/plugins/coreplugin/editormanager/openeditorswindow.cpp

@@ -45,9 +45,8 @@ Q_DECLARE_METATYPE(Core::IFile *)
 using namespace Core;
 using namespace Core::Internal;
 
-const int OpenEditorsWindow::WIDTH = 300;
-const int OpenEditorsWindow::HEIGHT = 200;
-const int OpenEditorsWindow::MARGIN = 4;
+const int WIDTH = 300;
+const int HEIGHT = 200;
 
 OpenEditorsWindow::OpenEditorsWindow(QWidget *parent) :
     QWidget(parent, Qt::Popup),
@@ -64,7 +63,7 @@ OpenEditorsWindow::OpenEditorsWindow(QWidget *parent) :
     m_editorList->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
 #endif
     m_editorList->installEventFilter(this);
-    m_editorList->setGeometry(MARGIN, MARGIN, WIDTH-2*MARGIN, HEIGHT-2*MARGIN);
+    m_editorList->setGeometry(0, 0, WIDTH, HEIGHT);
 
     connect(m_editorList, SIGNAL(itemClicked(QTreeWidgetItem*, int)),
             this, SLOT(editorClicked(QTreeWidgetItem*)));
@@ -90,7 +89,7 @@ bool OpenEditorsWindow::isCentering()
     QRect rect0 = m_editorList->visualItemRect(m_editorList->topLevelItem(0));
     QRect rect1 = m_editorList->visualItemRect(m_editorList->topLevelItem(m_editorList->topLevelItemCount()-1));
     int height = rect1.y() + rect1.height() - rect0.y();
-    height += 2*internalMargin + 2*MARGIN;
+    height += 2 * internalMargin;
     if (height > HEIGHT)
         return true;
     return false;

src/plugins/coreplugin/editormanager/openeditorswindow.h

@@ -73,10 +73,6 @@ private slots:
     void selectEditor(QTreeWidgetItem *item);
 
 private:
-    static const int WIDTH;
-    static const int HEIGHT;
-    static const int MARGIN;
-
     static void updateItem(QTreeWidgetItem *item, IEditor *editor);
     void ensureCurrentVisible();
     bool isCentering();

src/plugins/help/openpagesswitcher.cpp

@@ -39,7 +39,6 @@
 
 using namespace Help::Internal;
 
-const int gMargin = 4;
 const int gWidth = 300;
 const int gHeight = 200;
 
@@ -53,8 +52,7 @@ OpenPagesSwitcher::OpenPagesSwitcher(OpenPagesModel *model)
 
     m_openPagesWidget->allowContextMenu(false);
     m_openPagesWidget->installEventFilter(this);
-    m_openPagesWidget->setGeometry(gMargin, gMargin, gWidth - 2 * gMargin,
-        gHeight - 2 * gMargin);
+    m_openPagesWidget->setGeometry(0, 0, gWidth, gHeight);
 
     connect(m_openPagesWidget, SIGNAL(closePage(QModelIndex)), this,
         SIGNAL(closePage(QModelIndex)));