[Libreoffice-commits] core.git: Branch 'libreoffice-4-2' - sc/source

Caolán McNamara caolanm at redhat.com
Sat Mar 15 06:17:30 PDT 2014


 sc/source/ui/Accessibility/AccessibleDocument.cxx |   70 +++++++++++++---------
 1 file changed, 43 insertions(+), 27 deletions(-)

New commits:
commit d01abcc7beb215c7e425248f690db8a642f00c73
Author: Caolán McNamara <caolanm at redhat.com>
Date:   Fri Mar 14 20:28:10 2014 +0000

    Related: rhbz#1076264 intermittent a11y crash in calc
    
    http://retrace.fedoraproject.org/faf/reports/338291/
    
    this crash refuses to be captured alive. But seeing as
    we sometimes check mpViewShell against NULL and sometimes check
    GetViewData against NULL its worth making those checks everytime
    for consistency
    
    see also...
    
    rhbz#923993 rhbz#896711 rhbz#602273 rhbz#577595 lp#811057 lp#760665
    
    (cherry picked from commit fae1e19af05e664364c55d4f686aaab860fd538d)
    
    Conflicts:
    	sc/source/ui/Accessibility/AccessibleDocument.cxx
    
    Change-Id: I5553848018f500b63ade60bcfc756a736b27c64f
    Reviewed-on: https://gerrit.libreoffice.org/8604
    Tested-by: Markus Mohrhard <markus.mohrhard at googlemail.com>
    Reviewed-by: Markus Mohrhard <markus.mohrhard at googlemail.com>

diff --git a/sc/source/ui/Accessibility/AccessibleDocument.cxx b/sc/source/ui/Accessibility/AccessibleDocument.cxx
index 6d3b7f8..14ac8fe 100644
--- a/sc/source/ui/Accessibility/AccessibleDocument.cxx
+++ b/sc/source/ui/Accessibility/AccessibleDocument.cxx
@@ -337,13 +337,14 @@ ScChildrenShapes::ScChildrenShapes(ScAccessibleDocument* pAccessibleDocument, Sc
     }
     if (pViewShell)
     {
-        SfxBroadcaster* pDrawBC = pViewShell->GetViewData()->GetDocument()->GetDrawBroadcaster();
+        ScViewData *pViewData = pViewShell->GetViewData();
+        SfxBroadcaster* pDrawBC = pViewData ? pViewData->GetDocument()->GetDrawBroadcaster() : NULL;
         if (pDrawBC)
         {
             StartListening(*pDrawBC);
 
-            maShapeTreeInfo.SetModelBroadcaster( new ScDrawModelBroadcaster(pViewShell->GetViewData()->GetDocument()->GetDrawLayer()) );
-            maShapeTreeInfo.SetSdrView(pViewShell->GetViewData()->GetScDrawView());
+            maShapeTreeInfo.SetModelBroadcaster( new ScDrawModelBroadcaster(pViewData->GetDocument()->GetDrawLayer()) );
+            maShapeTreeInfo.SetSdrView(pViewData->GetScDrawView());
             maShapeTreeInfo.SetController(NULL);
             maShapeTreeInfo.SetWindow(pViewShell->GetWindowByPos(meSplitPos));
             maShapeTreeInfo.SetViewForwarder(mpAccessibleDocument);
@@ -356,7 +357,8 @@ ScChildrenShapes::~ScChildrenShapes()
     std::for_each(maZOrderedShapes.begin(), maZOrderedShapes.end(), Destroy());
     if (mpViewShell)
     {
-        SfxBroadcaster* pDrawBC = mpViewShell->GetViewData()->GetDocument()->GetDrawBroadcaster();
+        ScViewData *pViewData = mpViewShell->GetViewData();
+        SfxBroadcaster* pDrawBC = pViewData ? pViewData->GetDocument()->GetDrawBroadcaster() : NULL;
         if (pDrawBC)
             EndListening(*pDrawBC);
     }
@@ -366,13 +368,14 @@ void ScChildrenShapes::SetDrawBroadcaster()
 {
     if (mpViewShell)
     {
-        SfxBroadcaster* pDrawBC = mpViewShell->GetViewData()->GetDocument()->GetDrawBroadcaster();
+        ScViewData *pViewData = mpViewShell->GetViewData();
+        SfxBroadcaster* pDrawBC = pViewData ? pViewData->GetDocument()->GetDrawBroadcaster() : NULL;
         if (pDrawBC)
         {
             StartListening(*pDrawBC, sal_True);
 
-            maShapeTreeInfo.SetModelBroadcaster( new ScDrawModelBroadcaster(mpViewShell->GetViewData()->GetDocument()->GetDrawLayer()) );
-            maShapeTreeInfo.SetSdrView(mpViewShell->GetViewData()->GetScDrawView());
+            maShapeTreeInfo.SetModelBroadcaster( new ScDrawModelBroadcaster(pViewData->GetDocument()->GetDrawLayer()) );
+            maShapeTreeInfo.SetSdrView(pViewData->GetScDrawView());
             maShapeTreeInfo.SetController(NULL);
             maShapeTreeInfo.SetWindow(mpViewShell->GetWindowByPos(meSplitPos));
             maShapeTreeInfo.SetViewForwarder(mpAccessibleDocument);
@@ -827,7 +830,8 @@ SdrPage* ScChildrenShapes::GetDrawPage() const
     SdrPage* pDrawPage = NULL;
     if (mpViewShell)
     {
-        ScDocument* pDoc = mpViewShell->GetViewData()->GetDocument();
+        ScViewData *pViewData = mpViewShell->GetViewData();
+        ScDocument* pDoc = pViewData ? pViewData->GetDocument() : NULL;
         if (pDoc && pDoc->GetDrawLayer())
         {
             ScDrawLayer* pDrawLayer = pDoc->GetDrawLayer();
@@ -1239,9 +1243,10 @@ ScAccessibleDocument::ScAccessibleDocument(
                     AddChild( pChildWin->GetAccessible(), false );
             }
         }
-        if (pViewShell->GetViewData()->HasEditView( eSplitPos ))
+        ScViewData *pViewData = pViewShell->GetViewData();
+        if (pViewData && pViewData->HasEditView(eSplitPos))
         {
-            uno::Reference<XAccessible> xAcc = new ScAccessibleEditObject(this, pViewShell->GetViewData()->GetEditView(eSplitPos),
+            uno::Reference<XAccessible> xAcc = new ScAccessibleEditObject(this, pViewData->GetEditView(eSplitPos),
                 pViewShell->GetWindowByPos(eSplitPos), GetCurrentCellName(), GetCurrentCellDescription(),
                 ScAccessibleEditObject::CellInEditMode);
             AddChild(xAcc, false);
@@ -1382,9 +1387,10 @@ void ScAccessibleDocument::Notify( SfxBroadcaster& rBC, const SfxHint& rHint )
         }
         else if ((rRef.GetId() == SC_HINT_ACC_ENTEREDITMODE)) // this event comes only on creating edit field of a cell
         {
-            if (mpViewShell && mpViewShell->GetViewData()->HasEditView(meSplitPos))
+            ScViewData *pViewData = mpViewShell ? mpViewShell->GetViewData() : NULL;
+            if (pViewData && pViewData->HasEditView(meSplitPos))
             {
-                mpTempAccEdit = new ScAccessibleEditObject(this, mpViewShell->GetViewData()->GetEditView(meSplitPos),
+                mpTempAccEdit = new ScAccessibleEditObject(this, pViewData->GetEditView(meSplitPos),
                     mpViewShell->GetWindowByPos(meSplitPos), GetCurrentCellName(),
                     OUString(ScResId(STR_ACC_EDITLINE_DESCR)), ScAccessibleEditObject::CellInEditMode);
                 uno::Reference<XAccessible> xAcc = mpTempAccEdit;
@@ -1639,7 +1645,7 @@ void SAL_CALL
     SolarMutexGuard aGuard;
     IsObjectValid();
 
-    if (mpChildrenShapes)
+    if (mpChildrenShapes && mpViewShell)
     {
         sal_Int32 nCount(mpChildrenShapes->GetCount()); //all shapes and the table
         if (mxTempAcc.is())
@@ -1782,7 +1788,7 @@ void SAL_CALL
     SolarMutexGuard aGuard;
     IsObjectValid();
 
-    if (mpChildrenShapes)
+    if (mpChildrenShapes && mpViewShell)
     {
         sal_Int32 nCount(mpChildrenShapes->GetCount()); //all shapes and the table
         if (mxTempAcc.is())
@@ -1861,14 +1867,21 @@ Rectangle ScAccessibleDocument::GetVisibleArea_Impl() const
 {
     Rectangle aVisRect(GetBoundingBox());
 
-    Point aPoint(mpViewShell->GetViewData()->GetPixPos(meSplitPos)); // returns a negative Point
-    aPoint.setX(-aPoint.getX());
-    aPoint.setY(-aPoint.getY());
-    aVisRect.SetPos(aPoint);
+    if (mpViewShell)
+    {
+        ScViewData *pViewData = mpViewShell->GetViewData();
+        if (pViewData)
+        {
+            Point aPoint(pViewData->GetPixPos(meSplitPos)); // returns a negative Point
+            aPoint.setX(-aPoint.getX());
+            aPoint.setY(-aPoint.getY());
+            aVisRect.SetPos(aPoint);
+        }
 
-    ScGridWindow* pWin = static_cast<ScGridWindow*>(mpViewShell->GetWindowByPos(meSplitPos));
-    if (pWin)
-        aVisRect = pWin->PixelToLogic(aVisRect, pWin->GetDrawMapMode());
+        ScGridWindow* pWin = static_cast<ScGridWindow*>(mpViewShell->GetWindowByPos(meSplitPos));
+        if (pWin)
+            aVisRect = pWin->PixelToLogic(aVisRect, pWin->GetDrawMapMode());
+    }
 
     return aVisRect;
 }
@@ -1989,8 +2002,9 @@ Rectangle ScAccessibleDocument::GetBoundingBox() const
 SCTAB ScAccessibleDocument::getVisibleTable() const
 {
     SCTAB nVisibleTable(0);
-    if (mpViewShell && mpViewShell->GetViewData())
-        nVisibleTable = mpViewShell->GetViewData()->GetTabNo();
+    ScViewData *pViewData = mpViewShell ? mpViewShell->GetViewData() : NULL;
+    if (pViewData)
+        nVisibleTable = pViewData->GetTabNo();
     return nVisibleTable;
 }
 
@@ -2020,11 +2034,12 @@ void ScAccessibleDocument::FreeAccessibleSpreadsheet()
 sal_Bool ScAccessibleDocument::IsTableSelected() const
 {
     sal_Bool bResult (false);
-    if(mpViewShell)
+    ScViewData *pViewData = mpViewShell ? mpViewShell->GetViewData() : NULL;
+    if(pViewData)
     {
         SCTAB nTab(getVisibleTable());
         //#103800#; use a copy of MarkData
-        ScMarkData aMarkData(mpViewShell->GetViewData()->GetMarkData());
+        ScMarkData aMarkData(pViewData->GetMarkData());
         aMarkData.MarkToMulti();
         if (aMarkData.IsAllMarked(ScRange(ScAddress(0, 0, nTab),ScAddress(MAXCOL, MAXROW, nTab))))
             bResult = sal_True;
@@ -2084,10 +2099,11 @@ void ScAccessibleDocument::RemoveChild(const uno::Reference<XAccessible>& xAcc,
 OUString ScAccessibleDocument::GetCurrentCellName() const
 {
     OUString sName(SC_RESSTR(STR_ACC_CELL_NAME));
-    if (mpViewShell)
+    ScViewData *pViewData = mpViewShell ? mpViewShell->GetViewData() : NULL;
+    if (pViewData)
     {
         // Document not needed, because only the cell address, but not the tablename is needed
-        OUString sAddress(mpViewShell->GetViewData()->GetCurPos().Format(SCA_VALID, NULL));
+        OUString sAddress(pViewData->GetCurPos().Format(SCA_VALID, NULL));
         sName = sName.replaceFirst("%1", sAddress);
     }
     return sName;


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