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author | Grant Gayed <grant_gayed@ca.ibm.com> | 2011-11-08 09:59:25 -0500 |
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committer | Grant Gayed <grant_gayed@ca.ibm.com> | 2011-11-08 10:01:43 -0500 |
commit | 81705e679e0cec56416b7c6a3f33afab63230df0 (patch) | |
tree | 8a6e40d1f16557178fec27acf370187262cf0dcc /bundles/org.eclipse.swt/Eclipse SWT Mozilla | |
parent | 41dca743720655d7c03de1e09ff5236a83db7b0b (diff) | |
download | eclipse.platform.swt-81705e679e0cec56416b7c6a3f33afab63230df0.tar.gz eclipse.platform.swt-81705e679e0cec56416b7c6a3f33afab63230df0.tar.xz eclipse.platform.swt-81705e679e0cec56416b7c6a3f33afab63230df0.zip |
Bug 363084 - [Browser] NPE can occur when closing Browser in detached
view
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT Mozilla')
-rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT Mozilla/cocoa/org/eclipse/swt/browser/MozillaDelegate.java | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT Mozilla/cocoa/org/eclipse/swt/browser/MozillaDelegate.java b/bundles/org.eclipse.swt/Eclipse SWT Mozilla/cocoa/org/eclipse/swt/browser/MozillaDelegate.java index ed79dec786..716e1c34e9 100644 --- a/bundles/org.eclipse.swt/Eclipse SWT Mozilla/cocoa/org/eclipse/swt/browser/MozillaDelegate.java +++ b/bundles/org.eclipse.swt/Eclipse SWT Mozilla/cocoa/org/eclipse/swt/browser/MozillaDelegate.java @@ -19,6 +19,7 @@ import org.eclipse.swt.widgets.*; class MozillaDelegate { Browser browser; + Shell eventShell; Listener listener; boolean hasFocus; @@ -122,16 +123,22 @@ void handleFocus () { listener = new Listener () { public void handleEvent (Event event) { if (event.widget == browser) return; - ((Mozilla)browser.webBrowser).Deactivate (); - hasFocus = false; - browser.getDisplay ().removeFilter (SWT.FocusIn, this); - browser.getShell ().removeListener (SWT.Deactivate, this); + if (event.type != SWT.Dispose) { + ((Mozilla)browser.webBrowser).Deactivate (); + hasFocus = false; + } + eventShell.getDisplay ().removeFilter (SWT.FocusIn, this); + eventShell.removeListener (SWT.Deactivate, this); + eventShell.removeListener (SWT.Dispose, this); + eventShell = null; listener = null; } }; - browser.getDisplay ().addFilter (SWT.FocusIn, listener); - browser.getShell ().addListener (SWT.Deactivate, listener); + eventShell = browser.getShell (); + eventShell.getDisplay ().addFilter (SWT.FocusIn, listener); + eventShell.addListener (SWT.Deactivate, listener); + eventShell.addListener (SWT.Dispose, listener); } void handleMouseDown () { @@ -150,8 +157,10 @@ boolean needsSpinup () { void onDispose (int /*long*/ embedHandle) { if (listener != null) { - browser.getDisplay ().removeFilter (SWT.FocusIn, listener); - browser.getShell ().removeListener (SWT.Deactivate, listener); + eventShell.getDisplay ().removeFilter (SWT.FocusIn, listener); + eventShell.removeListener (SWT.Deactivate, listener); + eventShell.removeListener (SWT.Dispose, listener); + eventShell = null; listener = null; } browser = null; |