Bug 226867 [Browser] Web browser preference change causes web browser editor error through open file
Build ID: M20080221-1800 Steps To Reproduce: 1.File->Open file...->A htm file 2.Open successfullly 3.Windows->Preferences...->Web browser->Change any setting(even later change back)->Apply 4.File->Open file...->Same htm file 5.Open failed. org.eclipse.ui.PartInitException: Could not open Web browser on abc.htm. Ensure that it is an uncompressed file. at org.eclipse.ui.internal.browser.WebBrowserEditor.init(WebBrowserEditor.java:225) More information: It seems that web browser preference change affects browser editor setings.When first open a htm file, the FileStoreEditorInput adapters a WebBrowserEditorInput. After change, the FileStoreEditorInput can adapters neither a IPathEditorInput or a WebBrowserEditorInput.A PartInitException ocurred.
bundles/org.eclipse.ui.browser/src/org/eclipse/ui/internal/browser/WebBrowserEditor.java
site.getWorkbenchWindow().getActivePage().activate(this);
			}
	
			setPartName(wbei.getName());
			setTitleToolTip(wbei.getToolTipText());
			lockName = wbei.isNameLocked();
			Image oldImage = image;
			ImageDescriptor id = wbei.getImageDescriptor();
			image = id.createImage();
			setTitleImage(image);
			if (oldImage != null && !oldImage.isDisposed())
				oldImage.dispose();
		} else
			throw new PartInitException(NLS.bind(Messages.errorInvalidEditorInput, input.getName()));
		
		setSite(site);
		setInput(input);
	}
	
	/* (non-Javadoc)
	 * Returns whether the contents of this editor have changed since the last save
	 * operation.
	 */
	public boolean isDirty() {
		return false;
	}
	
	/* (non-Javadoc)
	 * Returns whether the "save as" operation is supported by this editor.
	 */