Bug 200143 If do not allow user to modify the expression, the button fx should be disabled[0005]
Description: If do not allow user to modify the expression, the button fx should be disabled[0005] Build number: 2.2.1.v20070816-0630 Steps to reproduce: 1, New a table1 with one binding 2, New a table share table1's result set 3, Drag a data item into the table 4, after specify the column binding name try to modify the expression Expected result: The expression button should be disable. Actual result: The expression can be edit but can not save, so the button should be disable Error log:
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/BindingDialogHelper.java
{
						setTypeSelect( DATA_TYPE_CHOICES[i].getDisplayName( ) );
						break;
					}
				}
				setDataFieldExpression( getBinding( ).getExpression( ) );
			}
			else
			{
				setName( getBinding( ).getName( ) );
				setDisplayName( getBinding( ).getDisplayName( ) );
				setTypeSelect( DATA_TYPE_CHOICE_SET.findChoice( getBinding( ).getDataType( ) )
						.getDisplayName( ) );
				setDataFieldExpression( getBinding( ).getExpression( ) );
			}
		}
		if ( !isCreate )
		{
			if ( isRef )
			{
				this.cmbName.setEnabled( false );
			}
			else
			{
				this.txtName.setEnabled( false );
			}
		}
		if ( isAggregate( ) )
		{
			initFunction( );