Avoid Qt warning

nyalldawson · nyalldawson · commit ecfacdf2fc69 · 2017-12-17T14:14:31.000+10:00
diff --git a/src/gui/layout/qgslayoutviewtoolselect.cpp b/src/gui/layout/qgslayoutviewtoolselect.cpp
@@ -287,7 +287,8 @@ QgsLayoutMouseHandles *QgsLayoutViewToolSelect::mouseHandles()
 void QgsLayoutViewToolSelect::setLayout( QgsLayout *layout )
 {
   // existing handles are owned by previous layout
-  mMouseHandles->deleteLater();
+  if ( mMouseHandles )
+    mMouseHandles->deleteLater();
 
   //add mouse selection handles to layout, and initially hide
   mMouseHandles = new QgsLayoutMouseHandles( layout, view() );

Original file line number	Diff line number	Diff line change
`@@ -287,7 +287,8 @@ QgsLayoutMouseHandles *QgsLayoutViewToolSelect::mouseHandles()`
`287`	`287`	`void QgsLayoutViewToolSelect::setLayout( QgsLayout *layout )`
`288`	`288`	`{`
`289`	`289`	`// existing handles are owned by previous layout`
`290`		`- mMouseHandles->deleteLater();`
	`290`	`+ if ( mMouseHandles )`
	`291`	`+ mMouseHandles->deleteLater();`
`291`	`292`
`292`	`293`	`//add mouse selection handles to layout, and initially hide`
`293`	`294`	`mMouseHandles = new QgsLayoutMouseHandles( layout, view() );`