public class JTextArea extends JTextComponent
Modifier | Constructor and Description |
---|---|
protected |
JTextArea(JtfObjectHandle handle,
Desktop desktop)
使用 JtfObjectHandle 创建新 JTextArea。
|
Modifier and Type | Method and Description |
---|---|
int |
getColumns()
获取 文本区域中列的数量。.
|
int |
getRows()
获取 文本区域中行的数量。.
|
void |
insert(String text,
int pos)
在指定位置插入指定文本。
|
void |
replaceRange(String text,
int start,
int end)
用指定的新文本替换指定范围内的文本。
|
clear, getCaretPosition, getSelectedText, getSelectionEnd, getSelectionStart, getText, isEditable, selectAll, setCaretPosition, setSelectionRange, setText
getToolTipText
click, click, click, click, doubleClick, doubleClick, doubleClick, doubleClick, getAccessibleName, getAccessibleRole, getBackground, getCursor, getFont, getForeground, getHeight, getName, getNativeHandle, getWidth, isEnabled, isFocusable, isFocused, mouseMove, mouseMove, openContextMenu, openContextMenu, pressKeys, pressKeys, pressMouse, pressMouse, pressMouse, pressMouse, releaseKeys, releaseKeys, releaseMouse, releaseMouse, releaseMouse, releaseMouse, scrollIntoView, setFocus, typeKeys, typeKeys, typeKeys, typePasswordKeys, typePasswordKeys, typePasswordKeys
captureBitmap, captureBitmap, exists, exists, generateLocator, getChildren, getDynamicMethodList, getParent, getPropertyList, getRect, getRect, getValue, highlightObject, highlightObject, highlightObject, invokeMethods, textCapture, textCapture, textClick, textClick, textClick, textClick, textClick, textClick, textExists, textExists, textExists, textExists, textExists, textRectangle, textRectangle, textRectangle, textRectangle, textRectangle, waitForChildDisappearance, waitForChildDisappearance, waitForDisappearance, waitForDisappearance, waitForObject, waitForObject, waitForProperty, waitForProperty
equals, exists, find, find, findAll, findAll, getCustomTypeName, getDesktop, getHandle, getLocator, getProperty, getTypeName, hashCode, imageClick, imageClick, imageClick, imageClick, imageClick, imageClick, imageClickFile, imageClickFile, imageClickFile, imageClickFile, imageClickFile, imageClickFile, imageExists, imageExists, imageExists, imageExistsFile, imageExistsFile, imageExistsFile, imageRectangle, imageRectangle, imageRectangle, imageRectangleFile, imageRectangleFile, imageRectangleFile, invoke, preventFinalLocator, setProperty, toString
protected JTextArea(JtfObjectHandle handle, Desktop desktop)
handle
- 可确定 JTextArea 的句柄desktop
- 此对象所在的桌面public void insert(String text, int pos)
text
- 可插入的文本pos
- 可插入文本的位置。. The value is zero-based.public void replaceRange(String text, int start, int end)
text
- 可用于替换的文本start
- 开始位置。. The value is zero-based.end
- 结束位置。. The value is zero-based.public int getColumns()
public int getRows()
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