[Libreoffice-commits] core.git: Branch 'libreoffice-5-3-1' - svx/source

[Markus Mohrhard]

 svx/source/sidebar/media/MediaPlaybackPanel.cxx |   18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

New commits:
commit e1001e48385f3af359ec6ee49e77d4e7fda0245a
Author: Markus Mohrhard <markus.mohrh...@googlemail.com>
Date:   Tue Feb 28 02:25:30 2017 +0100

    mpMediaItem might be nullptr
    
    This fixes at least two crashes reported through the crashreporter:
    
http://crashreport.libreoffice.org/stats/signature/avmedia::MediaItem::getTime()
    
http://crashreport.libreoffice.org/stats/signature/avmedia::MediaItem::getDuration()
    
    Change-Id: I92eeca229fa46921317586d0317e9f00309e793b
    Reviewed-on: https://gerrit.libreoffice.org/34710
    Tested-by: Jenkins <c...@libreoffice.org>
    Reviewed-by: Markus Mohrhard <markus.mohrh...@googlemail.com>
    (cherry picked from commit b5987a4148a10e27fe44ecf5d03e697692e07ca9)
    Reviewed-on: https://gerrit.libreoffice.org/34712
    Reviewed-by: Katarina Behrens <katarina.behr...@cib.de>
    (cherry picked from commit 52b89c4764b68cd560000cec68678c8234a8a3d5)
    Reviewed-on: https://gerrit.libreoffice.org/34716
    Reviewed-by: Caolán McNamara <caol...@redhat.com>
    Tested-by: Caolán McNamara <caol...@redhat.com>

diff --git a/svx/source/sidebar/media/MediaPlaybackPanel.cxx 
b/svx/source/sidebar/media/MediaPlaybackPanel.cxx
index 46f7645..f1e744d 100644
--- a/svx/source/sidebar/media/MediaPlaybackPanel.cxx
+++ b/svx/source/sidebar/media/MediaPlaybackPanel.cxx
@@ -118,10 +118,13 @@ void MediaPlaybackPanel::UpdateToolBoxes(MediaItem 
aMediaItem)
 
 void MediaPlaybackPanel::Update()
 {
-    UpdateToolBoxes( *mpMediaItem );
-    UpdateTimeSlider( *mpMediaItem );
-    UpdateVolumeSlider( *mpMediaItem );
-    UpdateTimeField( *mpMediaItem, mpMediaItem->getTime() );
+    if (mpMediaItem)
+    {
+        UpdateToolBoxes( *mpMediaItem );
+        UpdateTimeSlider( *mpMediaItem );
+        UpdateVolumeSlider( *mpMediaItem );
+        UpdateTimeField( *mpMediaItem, mpMediaItem->getTime() );
+    }
 }
 
 IMPL_LINK_NOARG( MediaPlaybackPanel, VolumeSlideHdl, Slider*, void)
@@ -135,7 +138,10 @@ IMPL_LINK_NOARG( MediaPlaybackPanel, SeekHdl, Slider*, 
void)
 {
     MediaItem aItem(SID_AVMEDIA_TOOLBOX);
     aItem.setState( MediaState::Pause );
-    aItem.setTime( mpTimeSlider->GetThumbPos() * mpMediaItem->getDuration() / 
AVMEDIA_TIME_RANGE);
+    double nTime = 0;
+    if (mpMediaItem)
+        nTime = mpTimeSlider->GetThumbPos() * mpMediaItem->getDuration() / 
AVMEDIA_TIME_RANGE;
+    aItem.setTime(nTime);
     mpBindings->GetDispatcher()->ExecuteList(SID_AVMEDIA_TOOLBOX, 
SfxCallMode::RECORD, { &aItem });
     mpBindings->Invalidate(SID_AVMEDIA_TOOLBOX);
 }
@@ -154,7 +160,7 @@ IMPL_LINK( MediaPlaybackPanel, PlayToolBoxSelectHdl, 
ToolBox*, pControl, void)
         {
             aItem.setState( MediaState::Play );
 
-            if( mpMediaItem->getTime() == mpMediaItem->getDuration() )
+            if( !mpMediaItem || (mpMediaItem->getTime() == 
mpMediaItem->getDuration() ))
                 aItem.setTime( 0.0 );
             else
                 aItem.setTime( mpMediaItem->getTime());

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