Bug 180645 Support set format for Date/Time type parameter.[0705]
Description: Support set format for Date/Time type parameter. Build number:2.2.0.v200704031345 Steps to reproduce: 1. New a Date report parameter. 2. Click Change... button to set format for it. Expected result: Can set format for Date/Time parameter. Actual result: Change... button is disabled. Error log:N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/FormatBuilder.java
* Set format categrory and patten
	 */
	public void setInputFormat( String formatCategroy, String formatPattern )
	{
		Assert.isLegal( !StringUtil.isBlank( formatCategroy ) );
		this.formatCategory = formatCategroy;
		this.formatPattern = formatPattern;
	}
	protected boolean initDialog( )
	{
		page.setInput( formatCategory, formatPattern );
		page.setPreviewText( previewText );
		return true;
	}
	protected void okPressed( )
	{
		if ( page.isFormatModified( ) )
		{
			setResult( new String[]{
					page.getCategory( ), page.getPattern( )
			} );
			super.okPressed( );
		}
		else
		{
			cancelPressed( );
		}
	}
}