Bug 146159 [Regression]Changing font operation doesn't work other than the first time
Description: The first time changing operation can work well. However, Change it again, it won't work. Steps: 1.Insert lable/text to layout or master page 2.Change the font from serif to cursive, it works well 3.Change the font again Result: The action doesn't work Additional infor: build number:200606080632
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/FontPreferencePage.java
*/
	public FontPreferencePage(Object model) {
		super(model);
		setTitle(Messages.getString("FontPreferencePage.displayname.Title")); 
		this.model = model;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.preference.FieldEditorPreferencePage#adjustGridLayout()
	 */
	protected void adjustGridLayout() {
		super.adjustGridLayout();
		((GridData) name.getComboBoxControl(getFieldEditorParent())
				.getLayoutData()).widthHint = 166;
		((GridData) color.getColorSelector().getLayoutData()).widthHint = 96;
		((GridData) size.getComboBoxControl(getFieldEditorParent())
				.getLayoutData()).widthHint = 108;
		((GridData) size.getMeasureControl(getFieldEditorParent())
				.getLayoutData()).widthHint = 50;
		((GridData) style.getComboBoxControl(getFieldEditorParent())
				.getLayoutData()).widthHint = 170;
		((GridData) weight.getComboBoxControl(getFieldEditorParent())
				.getLayoutData()).widthHint = 170;
	}
	/**
	 * Returns the model.
	 * 
	 * @return
	 */