org.eclipse.birt.chart.ui.swt.interfaces
Interface IExpressionButton

public interface IExpressionButton

A utility class to display Expression builder and button

Method Summary

void	addListener(org.eclipse.swt.widgets.Listener listener) Adds a listener, which will be notified with a SWT.Mofigy event if the expression text has changed.
java.lang.String	getDisplayExpression() Returns the display string in expression builder.
java.lang.String	getExpression() Returns the expression that's saved in model
java.lang.String	getExpressionType() Returns the type of the expression.
boolean	isCube() Returns whether the chart is using a cube.
boolean	isEnabled() Returns the enabled state
void	setAccessor(org.eclipse.birt.chart.ui.util.ChartUIUtil.EAttributeAccessor<java.lang.String> accessor) Sets the accessor, with which the expression will be load from and save to.
void	setAssitField(IAssistField assistField) Set the AssistField.
void	setBindingName(java.lang.String bindingName, boolean bNotifyEvents) Sets the expression to a binding expression created with the given binding name and the current expression type.
void	setEnabled(boolean bEnabled) Sets the enabled state
void	setExpression(java.lang.String expr) Sets the expression that's saved in model, no notifications will be sent.
void	setExpression(java.lang.String expr, boolean bNotifyEvents) Sets the expression that's saved in model
void	setPredefinedQuery(java.lang.Object[] predefinedQuery)

Method Detail

getExpression

java.lang.String getExpression()

Returns the expression that's saved in model

Returns:

the expression that's saved in model

setBindingName

void setBindingName(java.lang.String bindingName,
                    boolean bNotifyEvents)

Sets the expression to a binding expression created with the given binding name and the current expression type.

Parameters:

bindingName - the binding name

bNotifyEvents - indicates whether the listeners needed to notified.

setExpression

void setExpression(java.lang.String expr)

Sets the expression that's saved in model, no notifications will be sent.

Parameters:

expr - the expression that's saved in model

setExpression

void setExpression(java.lang.String expr,
                   boolean bNotifyEvents)

Sets the expression that's saved in model

Parameters:

expr - the expression that's saved in model

bNotifyEvents - indicates whether the listeners needed to notified.

getDisplayExpression

java.lang.String getDisplayExpression()

Returns the display string in expression builder. This may be different from the value saved in model.

Returns:

the display string in expression builder

setEnabled

void setEnabled(boolean bEnabled)

Sets the enabled state

Parameters:

bEnabled - enabled state

isEnabled

boolean isEnabled()

Returns the enabled state

Returns:

the enabled state

addListener

void addListener(org.eclipse.swt.widgets.Listener listener)

Adds a listener, which will be notified with a SWT.Mofigy event if the expression text has changed.

Parameters:

listener -

setAccessor

void setAccessor(org.eclipse.birt.chart.ui.util.ChartUIUtil.EAttributeAccessor<java.lang.String> accessor)

Sets the accessor, with which the expression will be load from and save to.

Parameters:

accessor -

getExpressionType

java.lang.String getExpressionType()

Returns the type of the expression.

Returns:

The the type of the expression.

isCube

boolean isCube()

Returns whether the chart is using a cube.

Returns:

Whether the chart is using a cube.

setAssitField

void setAssitField(IAssistField assistField)

Set the AssistField.

Parameters:

assistField -

setPredefinedQuery

void setPredefinedQuery(java.lang.Object[] predefinedQuery)

Parameters:

predefinedQuery -