tell the options dialog to relayout if a pane queue-resizes

Change-Id: I44686ea724873181018bf00253a08afa58c9a10b

2 files changed, 37 insertions, 3 deletions

diff --git a/cui/source/inc/treeopt.hxx b/cui/source/inc/treeopt.hxx
index 36a02501d356..320769407f82 100644
--- a/cui/source/inc/treeopt.hxx
+++ b/cui/source/inc/treeopt.hxx
@@ -140,6 +140,11 @@ typedef std::vector< ExtensionsTabPage* > VectorOfPages;
 class OfaTreeOptionsDialog : public SfxModalDialog
 {
 private:
+    SvTreeListEntry*    pCurrentPageEntry;
+    Timer           maTreeLayoutTimer;
+    DECL_DLLPRIVATE_LINK( ImplHandleTreeLayoutTimerHdl, void* );
+    bool hasTreePendingLayout() const;
+
     OKButton        aOkPB;
     CancelButton    aCancelPB;
     HelpButton      aHelpPB;
@@ -152,8 +157,6 @@ private:
     String          sTitle;
     String          sNotLoadedError;
 
-    SvTreeListEntry*    pCurrentPageEntry;
-
     // for the ColorTabPage
     SfxItemSet*     pColorPageItemSet;
     SvxColorTabPage *mpColorPage;
@@ -183,6 +186,7 @@ private:
     VectorOfNodes   LoadNodes( Module* pModule, const rtl::OUString& rExtensionId );
     void            InsertNodes( const VectorOfNodes& rNodeList );
 
+    virtual void queue_layout();
     void SetPaneSize(Window *pPane);
 
 protected:
diff --git a/cui/source/options/treeopt.cxx b/cui/source/options/treeopt.cxx
index 61445c94bfd4..bbd9f6fd818b 100644
--- a/cui/source/options/treeopt.cxx
+++ b/cui/source/options/treeopt.cxx
@@ -484,6 +484,7 @@ struct OptionsGroupInfo
 // -----------------------------------------------------------------------
 
 #define INI_LIST() \
+    pCurrentPageEntry   ( NULL ),\
     aOkPB               ( this, CUI_RES( PB_OK ) ),\
     aCancelPB           ( this, CUI_RES( PB_CANCEL ) ),\
     aHelpPB             ( this, CUI_RES( PB_HELP ) ),\
@@ -492,7 +493,6 @@ struct OptionsGroupInfo
     aTreeLB             ( this, CUI_RES( TLB_PAGES ) ),\
     sTitle              ( GetText() ),\
     sNotLoadedError     (       CUI_RES( ST_LOAD_ERROR ) ),\
-    pCurrentPageEntry   ( NULL ),\
     pColorPageItemSet   ( NULL ),\
     mpColorPage         ( NULL ),\
     bForgetSelection    ( sal_False ),\
@@ -539,6 +539,8 @@ OfaTreeOptionsDialog::OfaTreeOptionsDialog( Window* pParent, const rtl::OUString
 
 OfaTreeOptionsDialog::~OfaTreeOptionsDialog()
 {
+    maTreeLayoutTimer.Stop();
+    pCurrentPageEntry = NULL;
     SvTreeListEntry* pEntry = aTreeLB.First();
     // first children
     while(pEntry)
@@ -759,6 +761,9 @@ void OfaTreeOptionsDialog::ApplyItemSets()
 
 void OfaTreeOptionsDialog::InitTreeAndHandler()
 {
+    maTreeLayoutTimer.SetTimeout(50);
+    maTreeLayoutTimer.SetTimeoutHdl( LINK( this, OfaTreeOptionsDialog, ImplHandleTreeLayoutTimerHdl ) );
+
     aTreeLB.SetNodeDefaultImages();
 
     aTreeLB.SetHelpId( HID_OFADLG_TREELISTBOX );
@@ -915,6 +920,31 @@ long    OfaTreeOptionsDialog::Notify( NotifyEvent& rNEvt )
     return SfxModalDialog::Notify(rNEvt);
 }
 
+bool OfaTreeOptionsDialog::hasTreePendingLayout() const
+{
+    return maTreeLayoutTimer.IsActive();
+}
+
+void OfaTreeOptionsDialog::queue_layout()
+{
+    if (hasTreePendingLayout())
+        return;
+    if (IsInClose())
+        return;
+    maTreeLayoutTimer.Start();
+}
+
+IMPL_LINK( OfaTreeOptionsDialog, ImplHandleTreeLayoutTimerHdl, void*, EMPTYARG )
+{
+    if (pCurrentPageEntry && aTreeLB.GetParent(pCurrentPageEntry))
+    {
+        OptionsPageInfo* pPageInfo = (OptionsPageInfo*)pCurrentPageEntry->GetUserData();
+        if (pPageInfo->m_pPage && pPageInfo->m_pPage->isLayoutEnabled())
+            SetPaneSize(pPageInfo->m_pPage);
+    }
+    return 0;
+}
+
 // --------------------------------------------------------------------
 void OfaTreeOptionsDialog::SetPaneSize(Window *pPane)
 {