Package org.eclipse.e4.ui.css.swt.properties

Class AbstractCSSPropertySWTHandler

java.lang.Object

org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler

All Implemented Interfaces:

ICSSPropertyHandler

Direct Known Subclasses:

AbstractConvertedCSSPropertySWTHandler, CSSBackgroundModePropertyHandler, CSSPropertyAlignmentSWTHandler, CSSPropertyBorderVisibleSWTHandler, CSSPropertyCornerRadiusSWTHandler, CSSPropertyCustomTabContentBackgroundSWTHandler, CSSPropertye4SelectedTabFillHandler, CSSPropertye4TabOutline, CSSPropertyInnerKeylineSWTHandler, CSSPropertyLinesVisibleSWTHandler, CSSPropertyMaximizedSWTHandler, CSSPropertyMaximizeVisibleSWTHandler, CSSPropertyMinimizedSWTHandler, CSSPropertyMinimizeVisibleSWTHandler, CSSPropertyOuterKeylineSWTHandler, CSSPropertySelectedImageVisibleSWTHandler, CSSPropertySelectedTabsSWTHandler, CSSPropertySimpleSWTHandler, CSSPropertySingleSWTHandler, CSSPropertyTabHeightHandler, CSSPropertyTabPositionSWTHandler, CSSPropertyTabRendererSWTHandler, CSSPropertyTabTextMinimumCharactersSWTHandler, CSSPropertyUnselectedCloseVisibleSWTHandler, CSSPropertyUnselectedImageVisibleSWTHandler, CSSPropertyUnselectedTabsSWTHandler, CSSPropertyUnselectHotTabsColorBackgroundHandler

public abstract class AbstractCSSPropertySWTHandler
extends Object
implements ICSSPropertyHandler

Abstract CSS Property SWT Handler to check if the element coming from applyCSSProperty and retrieveCSSProperty methods is SWT Control.

Constructor Summary

Constructors

Constructor	Description
AbstractCSSPropertySWTHandler()

Method Summary

Modifier and Type	Method	Description
boolean	applyCSSProperty(Object element, String property, CSSValue value, String pseudo, CSSEngine engine)	Apply CSS Property property (ex : background-color) with CSSValue value (ex : red) into the element (ex : Swing Component, SWT Widget).
protected abstract void	applyCSSProperty(Control control, String property, CSSValue value, String pseudo, CSSEngine engine)	Apply CSS Property property (ex : background-color) with CSSValue value (ex : red) into the SWT control (ex : SWT Text, SWT Label).
String	retrieveCSSProperty(Object element, String property, String pseudo, CSSEngine engine)	Retrieve CSS value (ex : red) of CSS Property property (ex : background-color) from the element (ex : Swing Component, SWT Widget).
protected abstract String	retrieveCSSProperty(Control control, String property, String pseudo, CSSEngine engine)	Retrieve CSS value (ex : red) of CSS Property property (ex : background-color) from the SWT control (ex : SWT Text, SWT Label).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

AbstractCSSPropertySWTHandler

public AbstractCSSPropertySWTHandler()

Method Details

applyCSSProperty

public boolean applyCSSProperty(Object element,
 String property,
 CSSValue value,
 String pseudo,
 CSSEngine engine)
                         throws Exception

Description copied from interface: ICSSPropertyHandler

Apply CSS Property property (ex : background-color) with CSSValue value (ex : red) into the element (ex : Swing Component, SWT Widget).

Specified by:

applyCSSProperty in interface ICSSPropertyHandler

Parameters:

element - Swing Component, SWT Widget...

property - CSS Property

value - CSS value

pseudo - the pseudo class to use, or null if none is required

engine - CSS Engine

Returns:

weather CSS property was applied or not

Throws:

Exception - if applying CSS failed

retrieveCSSProperty

public String retrieveCSSProperty(Object element,
 String property,
 String pseudo,
 CSSEngine engine)
                           throws Exception

Description copied from interface: ICSSPropertyHandler

Retrieve CSS value (ex : red) of CSS Property property (ex : background-color) from the element (ex : Swing Component, SWT Widget).

Specified by:

retrieveCSSProperty in interface ICSSPropertyHandler

Parameters:

element - Swing Component, SWT Widget...

property - CSS Property

pseudo - the pseudo class to use, or null if none is required

engine - CSS Engine

Returns:

retrieved CSS properties or null

Throws:

Exception - if retrieving CSS failed

applyCSSProperty

protected abstract void applyCSSProperty(Control control,
 String property,
 CSSValue value,
 String pseudo,
 CSSEngine engine)
                                  throws Exception

Apply CSS Property property (ex : background-color) with CSSValue value (ex : red) into the SWT control (ex : SWT Text, SWT Label).

Parameters:

control - SWT control to change

property - CSS Property

value - CSS value

pseudo - the pseudo class to use, or null if none is required

engine - CSS Engine

Throws:

Exception - if applying CSS failed

retrieveCSSProperty

protected abstract String retrieveCSSProperty(Control control,
 String property,
 String pseudo,
 CSSEngine engine)
                                       throws Exception

Retrieve CSS value (ex : red) of CSS Property property (ex : background-color) from the SWT control (ex : SWT Text, SWT Label).

Parameters:

control - SWT control to change

property - CSS Property

pseudo - the pseudo class to use, or null if none is required

engine - CSS Engine

Returns:

retrieved CSS properties or null

Throws:

Exception - if retrieving CSS failed