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Fix crashes in android remote.

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Several objects become invalid after ending show prematurely. Data
transmission may be flawed, don't rely on valid base64 etc.

Change-Id: I9bb6929b9cd6b3183948662b472f92e2fa67a7e6
This commit is contained in:
Thorsten Behrens
2012-11-24 14:59:56 +01:00
parent fa6be97997
commit c2c9d8a99b
4 changed files with 31 additions and 19 deletions
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5
android/sdremote/src/org/libreoffice/impressremote/PresentationActivity.java
View File

@@ -95,7 +95,8 @@ public class PresentationActivity extends SherlockFragmentActivity {
Intent aIntent = new Intent(this, SelectorActivity.class);
aIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(aIntent);
mCommunicationService.disconnect();
if ( mCommunicationService != null )
mCommunicationService.disconnect();
}
@Override
@@ -542,4 +543,4 @@ public class PresentationActivity extends SherlockFragmentActivity {
}
};
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

14
android/sdremote/src/org/libreoffice/impressremote/PresentationFragment.java
View File

@@ -119,13 +119,15 @@ public class PresentationFragment extends SherlockFragment {
if (mNewCoverflowHeight != 0) {
ThumbnailAdapter aAdapter = (ThumbnailAdapter) mTopView
.getAdapter();
aAdapter.setHeight(mNewCoverflowHeight);
mTopView.setImageHeight(mNewCoverflowHeight);
aAdapter.setWidth(mNewCoverflowWidth);
mTopView.setImageWidth(mNewCoverflowWidth);
if ( aAdapter != null ) {
aAdapter.setHeight(mNewCoverflowHeight);
mTopView.setImageHeight(mNewCoverflowHeight);
aAdapter.setWidth(mNewCoverflowWidth);
mTopView.setImageWidth(mNewCoverflowWidth);
// We need to update the view now
aAdapter.notifyDataSetChanged();
// We need to update the view now
aAdapter.notifyDataSetChanged();
}
}
IntentFilter aFilter = new IntentFilter(

22
android/sdremote/src/org/libreoffice/impressremote/communication/Receiver.java
View File

@@ -83,16 +83,20 @@ public class Receiver {
} else if (aInstruction.equals("slide_preview")) {
int aSlideNumber = Integer.parseInt(aCommand.get(1));
String aImageString = aCommand.get(2);
byte[] aImage = Base64.decode(aImageString, Base64.DEFAULT);
try {
byte[] aImage = Base64.decode(aImageString, Base64.DEFAULT);
// Store image internally
mSlideShow.putImage(aSlideNumber, aImage);
// Store image internally
mSlideShow.putImage(aSlideNumber, aImage);
Intent aIntent = new Intent(
CommunicationService.MSG_SLIDE_PREVIEW);
aIntent.putExtra("slide_number", aSlideNumber);
LocalBroadcastManager.getInstance(mContext).sendBroadcast(
aIntent);
Intent aIntent = new Intent(
CommunicationService.MSG_SLIDE_PREVIEW);
aIntent.putExtra("slide_number", aSlideNumber);
LocalBroadcastManager.getInstance(mContext).sendBroadcast(
aIntent);
} catch (IllegalArgumentException e) {
// Bad data - tough luck
}
} else if (aInstruction.equals("slide_notes")) {
int aSlideNumber = Integer.parseInt(aCommand.get(1));
String aNotes = new String();
@@ -114,4 +118,4 @@ public class Receiver {
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

9
android/sdremote/src/org/libreoffice/impressremote/communication/SlideShow.java
View File

@@ -54,7 +54,12 @@ public class SlideShow {
return BitmapFactory.decodeResource(mContext.getResources(),
R.drawable.image_loading);
}
return BitmapFactory.decodeByteArray(aImage, 0, aImage.length);
Bitmap aBitmap = BitmapFactory.decodeByteArray(aImage, 0, aImage.length);
if (aBitmap == null) {
return BitmapFactory.decodeResource(mContext.getResources(),
R.drawable.image_loading);
}
return aBitmap;
}
protected void putNotes(int aSlide, String aNotes) {
@@ -178,4 +183,4 @@ public class SlideShow {
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */