本文整理汇总了Java中javax.swing.text.Utilities.getPreviousWord方法的典型用法代码示例。如果您正苦于以下问题：Java Utilities.getPreviousWord方法的具体用法？Java Utilities.getPreviousWord怎么用？Java Utilities.getPreviousWord使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类javax.swing.text.Utilities的用法示例。
在下文中一共展示了Utilities.getPreviousWord方法的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: actionPerformed
import javax.swing.text.Utilities; //导入方法依赖的package包/类
@Override
public void actionPerformed(ActionEvent e) {
JTextComponent jtc = getTextComponent(e);
if (jtc != null) {
try {
int offs = jtc.getCaretPosition();
jtc.setSelectionEnd(offs);
offs = Utilities.getPreviousWord(jtc, offs);
jtc.setSelectionStart(offs);
String selectedText = jtc.getSelectedText();
if (selectedText != null) {
KillRing.getInstance().add(selectedText);
}
jtc.cut();
} catch (BadLocationException ble) {
jtc.getToolkit().beep();
}
}
}
示例2: actionPerformed
import javax.swing.text.Utilities; //导入方法依赖的package包/类
/**
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
*/
public void actionPerformed(ActionEvent e) {
JTextComponent target = getTextComponent(e);
boolean beep = true;
if ((target != null) && (target.isEditable())) {
int offs = target.getCaretPosition();
boolean failed = false;
try {
offs = Utilities.getPreviousWord(target, offs);
} catch (BadLocationException bl) {
if (offs != 0) {
offs = 0;
} else {
failed = true;
}
}
if (!failed) {
target.moveCaretPosition(offs);
// and then delete it
target.replaceSelection("");
beep = false;
}
}
if (beep) {
provideErrorFeedback(target);
}
}
示例3: actionPerformed
import javax.swing.text.Utilities; //导入方法依赖的package包/类
public void actionPerformed(ActionEvent e) {
JTextComponent jtc = getTextComponent(e);
if (jtc != null) {
try {
int offs = jtc.getCaretPosition();
jtc.setSelectionEnd(offs);
offs = Utilities.getPreviousWord(jtc, offs);
jtc.setSelectionStart(offs);
KillRing.getInstance().add(jtc.getSelectedText());
jtc.cut();
} catch (BadLocationException ble) {
jtc.getToolkit().beep();
}
}
}
示例4: getPreviousWordStart
import javax.swing.text.Utilities; //导入方法依赖的package包/类
/**
* Returns the starting offset to delete. Exists so subclasses can
* override.
*/
protected int getPreviousWordStart(RTextArea textArea, int end)
throws BadLocationException {
return Utilities.getPreviousWord(textArea, end);
}
示例5: getPreviousWord
import javax.swing.text.Utilities; //导入方法依赖的package包/类
protected int getPreviousWord(RTextArea textArea, int offs)
throws BadLocationException {
return Utilities.getPreviousWord(textArea, offs);
}
示例6: getNextVisualPositionFrom
import javax.swing.text.Utilities; //导入方法依赖的package包/类
public int getNextVisualPositionFrom(JTextComponent text,
int pos,
Position.Bias bias,
int direction,
Position.Bias[] biasRet)
throws BadLocationException
{
Point pt;
int newpos = pos;
switch (direction)
{
case SwingConstants.NORTH:
// Find out where the caret want to be positioned ideally.
pt = text.getCaret().getMagicCaretPosition();
// Calculate its position above.
newpos = Utilities.getPositionAbove(text, pos, (pt != null) ? pt.x : 0);
// If we have a valid position, then calculate the next word start
// from there.
if (newpos != -1)
return Utilities.getWordStart(text, newpos);
else
return pos;
case SwingConstants.SOUTH:
// Find out where the caret want to be positioned ideally.
pt = text.getCaret().getMagicCaretPosition();
// Calculate its position below.
newpos = Utilities.getPositionBelow(text, pos, (pt != null) ? pt.x : 0);
// If we have a valid position, then calculate the next word start
// from there.
if (newpos != -1)
return Utilities.getWordStart(text, newpos);
else
return pos;
case SwingConstants.WEST:
// Calculate the next word start.
newpos = Utilities.getWordStart(text, newpos);
// If that means that the caret will not move, return
// the start of the previous word.
if (newpos != pos)
return newpos;
else
return Utilities.getPreviousWord(text, newpos);
case SwingConstants.EAST:
return Utilities.getNextWord(text, newpos);
default:
// Do whatever the super implementation did.
return super.getNextVisualPositionFrom(text, pos, bias,
direction, biasRet);
}
}
示例7: getNextVisualPositionFrom
import javax.swing.text.Utilities; //导入方法依赖的package包/类
public int getNextVisualPositionFrom(JTextComponent text,
int pos,
Position.Bias bias,
int direction,
Position.Bias[] biasRet)
throws BadLocationException
{
Point pt;
int newpos = pos;
switch (direction)
{
case SwingConstants.NORTH:
// Find out where the caret want to be positioned ideally.
pt = text.getCaret().getMagicCaretPosition();
// Calculate its position above.
newpos = Utilities.getPositionAbove(text, pos, (pt != null) ? pt.x : 0);
// If we have a valid position, then calculate the next word start
// from there.
if (newpos != -1)
return Utilities.getWordStart(text, newpos);
else
return pos;
case SwingConstants.SOUTH:
// Find out where the caret want to be positioned ideally.
pt = text.getCaret().getMagicCaretPosition();
// Calculate its position below.
newpos = Utilities.getPositionBelow(text, pos, (pt != null) ? pt.x : 0);
// If we have a valid position, then calculate the next word start
// from there.
if (newpos != -1)
return Utilities.getWordStart(text, newpos);
else
return pos;
case SwingConstants.WEST:
// Calculate the next word start.
newpos = Utilities.getWordStart(text, newpos);
// If that means that the caret will not move, return
// the start of the previous word.
if (newpos != pos)
return newpos;
else
return Utilities.getPreviousWord(text, newpos);
case SwingConstants.EAST:
return Utilities.getNextWord(text, newpos);
default:
// Do whatever the super implementation did.
return super.getNextVisualPositionFrom(text, pos, bias,
direction, biasRet);
}
}