本文整理汇总了Java中javax.swing.JTextPane.getSelectionStart方法的典型用法代码示例。如果您正苦于以下问题：Java JTextPane.getSelectionStart方法的具体用法？Java JTextPane.getSelectionStart怎么用？Java JTextPane.getSelectionStart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.JTextPane的用法示例。
在下文中一共展示了JTextPane.getSelectionStart方法的3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: cut
import javax.swing.JTextPane; //导入方法依赖的package包/类
public void cut() {
if (doCopy()) {
Doc doc = getSelectedDoc();
JTextPane pane = doc.getTextPane();
int start = pane.getSelectionStart();
int end = pane.getSelectionEnd();
if (start == end) {
throw new IllegalStateException ("no selection");
}
try {
pane.getDocument().remove(start, end-start);
} catch (Exception e) {
e.printStackTrace();
}
} else {
throw new NullPointerException ("no document");
}
}
示例2: paste
import javax.swing.JTextPane; //导入方法依赖的package包/类
public void paste() {
Doc doc = getSelectedDoc();
if (doc != null) {
JTextPane pane = doc.getTextPane();
int start = pane.getSelectionStart();
if (start == -1) {
throw new IllegalStateException("no selection");
}
try {
int end = pane.getSelectionEnd();
if (start != end) {
pane.getDocument().remove(start, end-start);
}
pane.getDocument().insertString(start, clipboard, null);
} catch (Exception e) {
e.printStackTrace();
}
} else {
throw new NullPointerException ("no document");
}
}
示例3: hasSelection
import javax.swing.JTextPane; //导入方法依赖的package包/类
private boolean hasSelection() {
Doc doc = getSelectedDoc();
if (doc == null) {
return false;
}
JTextPane pane = doc.getTextPane();
return pane.getSelectionStart() != pane.getSelectionEnd();
}