org.eclipse.emf.ecp.view.internal.table.nebula.grid

Class TextUtils

java.lang.Object

org.eclipse.emf.ecp.view.internal.table.nebula.grid.TextUtils

public class TextUtils
extends Object

Utility class to provide common operations on strings not supported by the base java API.

Since:

2.0.0

Author:

chris.gross@us.ibm.com, Mirko Paturzo , gongguangyong@live.cn Mirko modified the pivot calculation for improve short text provider performance. The pivot number is calculate starting from the size of the cell provided

Method Summary

Modifier and Type	Method and Description
static String	getShortStr(org.eclipse.swt.graphics.GC gc, String t, int width) Shortens a supplied string so that it fits within the area specified by the width argument.
static String	getShortString(org.eclipse.swt.graphics.GC gc, String t, int width) Deprecated. when text is large, performance is poor, possible occur OOM exception. suggest use getShortStr(GC, String, int)
static String	getShortText(org.eclipse.swt.graphics.GC gc, String t, int width) Deprecated. when text is large, performance is poor, possible occur OOM exception. suggest use getShortStr(GC, String, int)

Methods inherited from class java.lang.Object

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

Method Detail

getShortText

@Deprecated
public static String getShortText(org.eclipse.swt.graphics.GC gc,
                                              String t,
                                              int width)

Deprecated. when text is large, performance is poor, possible occur OOM exception. suggest use getShortStr(GC, String, int)

Shortens a supplied string so that it fits within the area specified by the width argument. Strings that have been shorted have an "..." attached to the end of the string. The width is computed using the GC.textExtent(String).

Parameters:

gc - GC used to perform calculation.

t - text to modify.

width - Pixels to display.

Returns:

shortened string that fits in area specified.

getShortString

@Deprecated
public static String getShortString(org.eclipse.swt.graphics.GC gc,
                                                String t,
                                                int width)

Deprecated. when text is large, performance is poor, possible occur OOM exception. suggest use getShortStr(GC, String, int)

Shortens a supplied string so that it fits within the area specified by the width argument. Strings that have been shorted have an "..." attached to the end of the string. The width is computed using the GC.stringExtent(String).

Parameters:

gc - GC used to perform calculation.

t - text to modify.

width - Pixels to display.

Returns:

shortened string that fits in area specified.

getShortStr

public static String getShortStr(org.eclipse.swt.graphics.GC gc,
                                 String t,
                                 int width)

Shortens a supplied string so that it fits within the area specified by the width argument. Strings that have been shorted have an "..." attached to the end of the string. The width is computed using the GC.getCharWidth(char).

Parameters:

gc - GC used to perform calculation.

t - text to modify.

width - Pixels to display.

Returns:

shortened string that fits in area specified.