operatorButtonPanel.setOpaque( false ); operatorButtonPanel.setLayout( new HorizontalLayout( 2 ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "+", Messages.getInstance().getString( "FormulaEditorDialog.Operator.Add" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "-", Messages.getInstance().getString( "FormulaEditorDialog.Operator.Subtract" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "*", Messages.getInstance().getString( "FormulaEditorDialog.Operator.Multiply" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "/", Messages.getInstance().getString( "FormulaEditorDialog.Operator.Divide" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "^", Messages.getInstance().getString( "FormulaEditorDialog.Operator.Power" ) ) ) ); operatorButtonPanel.add( Box.createRigidArea( new Dimension( 10, 1 ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "=", Messages.getInstance().getString( "FormulaEditorDialog.Operator.Equal" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "<>", Messages.getInstance().getString( "FormulaEditorDialog.Operator.NotEqual" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "<", Messages.getInstance().getString( "FormulaEditorDialog.Operator.Lesser" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( ">", Messages.getInstance().getString( "FormulaEditorDialog.Operator.Greater" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( "<=", Messages.getInstance().getString( "FormulaEditorDialog.Operator.LesserEqual" ) ) ) ); operatorButtonPanel.add( new ToolbarButton ( new InsertOperatorAction( ">=",