provide a useful default width for the Folders dock (treeview)

svn path=/trunk/KDE/kdebase/apps/; revision=692544

src/treeviewsidebarpage.cpp

@@ -51,6 +51,13 @@ TreeViewSidebarPage::~TreeViewSidebarPage()
     m_dirLister = 0;
 }
 
+QSize TreeViewSidebarPage::sizeHint() const
+{
+    QSize size = SidebarPage::sizeHint();
+    size.setWidth(200);
+    return size;
+}
+
 void TreeViewSidebarPage::setUrl(const KUrl& url)
 {
     if (!url.isValid() || (url == SidebarPage::url())) {

src/treeviewsidebarpage.h

@@ -45,6 +45,9 @@ public:
     TreeViewSidebarPage(QWidget* parent = 0);
     virtual ~TreeViewSidebarPage();
 
+    /** @see QWidget::sizeHint() */
+    virtual QSize sizeHint() const;
+
 public slots:
     /**
      * Changes the current selection inside the tree to \a url.