org.eclipse.xtext.ui.util

Class SWTUtil

java.lang.Object

org.eclipse.xtext.ui.util.SWTUtil

public class SWTUtil
extends Object

Utility class to simplify access to some SWT resources.

Constructor Summary

Constructors

Constructor and Description
SWTUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static int	getButtonWidthHint(org.eclipse.swt.widgets.Button button) Returns a width hint for a button control.
static org.eclipse.swt.widgets.Shell	getShell(org.eclipse.swt.widgets.Widget widget) Returns the shell for the given widget.
static org.eclipse.swt.widgets.Display	getStandardDisplay() Returns the standard display to use.
static int	getTableHeightHint(org.eclipse.swt.widgets.Table table, int rows)
static org.eclipse.swt.layout.GridLayout	newLayoutNoMargins(int columns)
static void	setAccessibilityText(org.eclipse.swt.widgets.Control control, String text) Adds an accessibility listener returning the given fixed name.
static void	setButtonDimensionHint(org.eclipse.swt.widgets.Button button) Sets width and height hint for the button control. Note: This is a NOP if the button's layout data is not an instance of GridData.

Methods inherited from class java.lang.Object

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

Constructor Detail

SWTUtil

public SWTUtil()

Method Detail

getStandardDisplay

public static org.eclipse.swt.widgets.Display getStandardDisplay()

Returns the standard display to use. The method first checks, if the thread, that is calling this method, has an associated display Display.getCurrent(). If so, this display is returned. Otherwise the method returns the Display.getDefault() display. If any Display's are available, Display.getDefault() will create a new Display.

Returns:

the standard display to be used or null if any Displays found and a new one can not be created. Creating a new Display under Mac from within a non-main thread is not allowed.

getShell

public static org.eclipse.swt.widgets.Shell getShell(org.eclipse.swt.widgets.Widget widget)

Returns the shell for the given widget. If the widget doesn't represent a SWT object that manage a shell, null is returned.

Parameters:

widget - the widget

Returns:

the shell for the given widget

getButtonWidthHint

public static int getButtonWidthHint(org.eclipse.swt.widgets.Button button)

Returns a width hint for a button control.

Parameters:

button - the button

Returns:

the width hint

setButtonDimensionHint

public static void setButtonDimensionHint(org.eclipse.swt.widgets.Button button)

Sets width and height hint for the button control.
Note: This is a NOP if the button's layout data is not an instance of GridData.

Parameters:

button - the button for which to set the dimension hint

getTableHeightHint

public static int getTableHeightHint(org.eclipse.swt.widgets.Table table,
                     int rows)

setAccessibilityText

public static void setAccessibilityText(org.eclipse.swt.widgets.Control control,
                        String text)

Adds an accessibility listener returning the given fixed name.

Parameters:

control - the control to add the accessibility support to

text - the name

newLayoutNoMargins

public static org.eclipse.swt.layout.GridLayout newLayoutNoMargins(int columns)