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fixed NullReference when cancelling print destination (has been trying to dispose grippers that did not exist)

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@2493 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
This commit is contained in:
JKlingen 2013-02-17 09:26:21 +00:00
commit 7d36803fbe
1 changed files with 4 additions and 2 deletions
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6
Greenshot/Drawing/DrawableContainer.cs
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@ -55,8 +55,10 @@ namespace Greenshot.Drawing {
protected virtual void Dispose(bool disposing) { protected virtual void Dispose(bool disposing) {
if (disposing) { if (disposing) {
for (int i = 0; i < grippers.Length; i++) { for (int i = 0; i < grippers.Length; i++) {
grippers[i].Dispose(); if(grippers[i] != null) {
grippers[i] = null; grippers[i].Dispose();
grippers[i] = null;
}
} }
FieldAggregator aggProps = parent.FieldAggregator; FieldAggregator aggProps = parent.FieldAggregator;