Bug 136807 [Regression]Preview embedded image with web view will effect other way to preview
Details: [Regression]Preview embedded image with web view will effect other way to preview Step: 1.New a library and insert a embedded image. 2.New a report design and use the library. 3.Drop the image form library into layout. 4.Preview with HTML/PDF. 5.Preview with web view. 6.Preview with HTML/PDF. Actual result: In step 4, image is previewed. In step 5, image can't be previewed. In step 6, image can't be previewed. It means that, after I use web view to preview the embedded image from library, I can't preview this image any ways.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/content/impl/ImageContent.java
if ( generateBy instanceof ImageItemDesign )
			{
				return ( (ImageItemDesign) generateBy ).getAltText( );
			}
		}
		return altText;
	}
	public String getAltTextKey( )
	{
		if ( altTextKey == null )
		{
			if ( generateBy instanceof ImageItemDesign )
			{
				return ( (ImageItemDesign) generateBy ).getAltTextKey( );
			}
		}
		return altTextKey;
	}
	public void setAltTextKey( String key )
	{
		altTextKey = key;
	}
	public String getHelpText( )
	{
		if ( helpText == null )
		{
			if ( generateBy instanceof ImageItemDesign )
			{
				return ( (ImageItemDesign) generateBy ).getHelpText( );
			}