javax.swing.tree
Class DefaultTreeCellEditor.DefaultTextField

java.lang.Object sample code for java.lang.Object definition code for java.lang.Object 
  extended by java.awt.Component sample code for java.awt.Component definition code for java.awt.Component 
      extended by java.awt.Container sample code for java.awt.Container definition code for java.awt.Container 
          extended by javax.swing.JComponent sample code for javax.swing.JComponent definition code for javax.swing.JComponent 
              extended by javax.swing.text.JTextComponent sample code for javax.swing.text.JTextComponent definition code for javax.swing.text.JTextComponent 
                  extended by javax.swing.JTextField sample code for javax.swing.JTextField definition code for javax.swing.JTextField 
                      extended by javax.swing.tree.DefaultTreeCellEditor.DefaultTextField
All Implemented Interfaces:
ImageObserver sample code for java.awt.image.ImageObserver definition code for java.awt.image.ImageObserver , MenuContainer sample code for java.awt.MenuContainer definition code for java.awt.MenuContainer , Serializable sample code for java.io.Serializable definition code for java.io.Serializable , Accessible sample code for javax.accessibility.Accessible definition code for javax.accessibility.Accessible , Scrollable sample code for javax.swing.Scrollable definition code for javax.swing.Scrollable , SwingConstants sample code for javax.swing.SwingConstants definition code for javax.swing.SwingConstants
Enclosing class:
DefaultTreeCellEditor sample code for javax.swing.tree.DefaultTreeCellEditor definition code for javax.swing.tree.DefaultTreeCellEditor

public class DefaultTreeCellEditor.DefaultTextField
extends JTextField sample code for javax.swing.JTextField definition code for javax.swing.JTextField

TextField used when no editor is supplied. This textfield locks into the border it is constructed with. It also prefers its parents font over its font. And if the renderer is not null and no font has been specified the preferred height is that of the renderer.

See Also:
Serialized Form

Nested Class Summary
 
Nested classes/interfaces inherited from class javax.swing.JTextField sample code for javax.swing.JTextField definition code for javax.swing.JTextField
JTextField.AccessibleJTextField sample code for javax.swing.JTextField.AccessibleJTextField definition code for javax.swing.JTextField.AccessibleJTextField
 
Nested classes/interfaces inherited from class javax.swing.text.JTextComponent sample code for javax.swing.text.JTextComponent definition code for javax.swing.text.JTextComponent
JTextComponent.AccessibleJTextComponent sample code for javax.swing.text.JTextComponent.AccessibleJTextComponent definition code for javax.swing.text.JTextComponent.AccessibleJTextComponent , JTextComponent.KeyBinding sample code for javax.swing.text.JTextComponent.KeyBinding definition code for javax.swing.text.JTextComponent.KeyBinding
 
Nested classes/interfaces inherited from class javax.swing.JComponent sample code for javax.swing.JComponent definition code for javax.swing.JComponent
JComponent.AccessibleJComponent sample code for javax.swing.JComponent.AccessibleJComponent definition code for javax.swing.JComponent.AccessibleJComponent
 
Nested classes/interfaces inherited from class java.awt.Container sample code for java.awt.Container definition code for java.awt.Container
Container.AccessibleAWTContainer sample code for java.awt.Container.AccessibleAWTContainer definition code for java.awt.Container.AccessibleAWTContainer
 
Nested classes/interfaces inherited from class java.awt.Component sample code for java.awt.Component definition code for java.awt.Component
Component.AccessibleAWTComponent sample code for java.awt.Component.AccessibleAWTComponent definition code for java.awt.Component.AccessibleAWTComponent , Component.BltBufferStrategy sample code for java.awt.Component.BltBufferStrategy definition code for java.awt.Component.BltBufferStrategy , Component.FlipBufferStrategy sample code for java.awt.Component.FlipBufferStrategy definition code for java.awt.Component.FlipBufferStrategy
 
Field Summary
protected  Border sample code for javax.swing.border.Border definition code for javax.swing.border.Border border sample code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.border definition code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.border
          Border to use.
 
Fields inherited from class javax.swing.JTextField sample code for javax.swing.JTextField definition code for javax.swing.JTextField
notifyAction sample code for javax.swing.JTextField.notifyAction definition code for javax.swing.JTextField.notifyAction
 
Fields inherited from class javax.swing.text.JTextComponent sample code for javax.swing.text.JTextComponent definition code for javax.swing.text.JTextComponent
DEFAULT_KEYMAP sample code for javax.swing.text.JTextComponent.DEFAULT_KEYMAP definition code for javax.swing.text.JTextComponent.DEFAULT_KEYMAP , FOCUS_ACCELERATOR_KEY sample code for javax.swing.text.JTextComponent.FOCUS_ACCELERATOR_KEY definition code for javax.swing.text.JTextComponent.FOCUS_ACCELERATOR_KEY
 
Fields inherited from class javax.swing.JComponent sample code for javax.swing.JComponent definition code for javax.swing.JComponent
accessibleContext sample code for javax.swing.JComponent.accessibleContext definition code for javax.swing.JComponent.accessibleContext , listenerList sample code for javax.swing.JComponent.listenerList definition code for javax.swing.JComponent.listenerList , TOOL_TIP_TEXT_KEY sample code for javax.swing.JComponent.TOOL_TIP_TEXT_KEY definition code for javax.swing.JComponent.TOOL_TIP_TEXT_KEY , ui sample code for javax.swing.JComponent.ui definition code for javax.swing.JComponent.ui , UNDEFINED_CONDITION sample code for javax.swing.JComponent.UNDEFINED_CONDITION definition code for javax.swing.JComponent.UNDEFINED_CONDITION , WHEN_ANCESTOR_OF_FOCUSED_COMPONENT sample code for javax.swing.JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT definition code for javax.swing.JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT , WHEN_FOCUSED sample code for javax.swing.JComponent.WHEN_FOCUSED definition code for javax.swing.JComponent.WHEN_FOCUSED , WHEN_IN_FOCUSED_WINDOW sample code for javax.swing.JComponent.WHEN_IN_FOCUSED_WINDOW definition code for javax.swing.JComponent.WHEN_IN_FOCUSED_WINDOW
 
Fields inherited from class java.awt.Component sample code for java.awt.Component definition code for java.awt.Component
BOTTOM_ALIGNMENT sample code for java.awt.Component.BOTTOM_ALIGNMENT definition code for java.awt.Component.BOTTOM_ALIGNMENT , CENTER_ALIGNMENT sample code for java.awt.Component.CENTER_ALIGNMENT definition code for java.awt.Component.CENTER_ALIGNMENT , LEFT_ALIGNMENT sample code for java.awt.Component.LEFT_ALIGNMENT definition code for java.awt.Component.LEFT_ALIGNMENT , RIGHT_ALIGNMENT sample code for java.awt.Component.RIGHT_ALIGNMENT definition code for java.awt.Component.RIGHT_ALIGNMENT , TOP_ALIGNMENT sample code for java.awt.Component.TOP_ALIGNMENT definition code for java.awt.Component.TOP_ALIGNMENT
 
Fields inherited from interface javax.swing.SwingConstants sample code for javax.swing.SwingConstants definition code for javax.swing.SwingConstants
BOTTOM sample code for javax.swing.SwingConstants.BOTTOM definition code for javax.swing.SwingConstants.BOTTOM , CENTER sample code for javax.swing.SwingConstants.CENTER definition code for javax.swing.SwingConstants.CENTER , EAST sample code for javax.swing.SwingConstants.EAST definition code for javax.swing.SwingConstants.EAST , HORIZONTAL sample code for javax.swing.SwingConstants.HORIZONTAL definition code for javax.swing.SwingConstants.HORIZONTAL , LEADING sample code for javax.swing.SwingConstants.LEADING definition code for javax.swing.SwingConstants.LEADING , LEFT sample code for javax.swing.SwingConstants.LEFT definition code for javax.swing.SwingConstants.LEFT , NEXT sample code for javax.swing.SwingConstants.NEXT definition code for javax.swing.SwingConstants.NEXT , NORTH sample code for javax.swing.SwingConstants.NORTH definition code for javax.swing.SwingConstants.NORTH , NORTH_EAST sample code for javax.swing.SwingConstants.NORTH_EAST definition code for javax.swing.SwingConstants.NORTH_EAST , NORTH_WEST sample code for javax.swing.SwingConstants.NORTH_WEST definition code for javax.swing.SwingConstants.NORTH_WEST , PREVIOUS sample code for javax.swing.SwingConstants.PREVIOUS definition code for javax.swing.SwingConstants.PREVIOUS , RIGHT sample code for javax.swing.SwingConstants.RIGHT definition code for javax.swing.SwingConstants.RIGHT , SOUTH sample code for javax.swing.SwingConstants.SOUTH definition code for javax.swing.SwingConstants.SOUTH , SOUTH_EAST sample code for javax.swing.SwingConstants.SOUTH_EAST definition code for javax.swing.SwingConstants.SOUTH_EAST , SOUTH_WEST sample code for javax.swing.SwingConstants.SOUTH_WEST definition code for javax.swing.SwingConstants.SOUTH_WEST , TOP sample code for javax.swing.SwingConstants.TOP definition code for javax.swing.SwingConstants.TOP , TRAILING sample code for javax.swing.SwingConstants.TRAILING definition code for javax.swing.SwingConstants.TRAILING , VERTICAL sample code for javax.swing.SwingConstants.VERTICAL definition code for javax.swing.SwingConstants.VERTICAL , WEST sample code for javax.swing.SwingConstants.WEST definition code for javax.swing.SwingConstants.WEST
 
Fields inherited from interface java.awt.image.ImageObserver sample code for java.awt.image.ImageObserver definition code for java.awt.image.ImageObserver
ABORT sample code for java.awt.image.ImageObserver.ABORT definition code for java.awt.image.ImageObserver.ABORT , ALLBITS sample code for java.awt.image.ImageObserver.ALLBITS definition code for java.awt.image.ImageObserver.ALLBITS , ERROR sample code for java.awt.image.ImageObserver.ERROR definition code for java.awt.image.ImageObserver.ERROR , FRAMEBITS sample code for java.awt.image.ImageObserver.FRAMEBITS definition code for java.awt.image.ImageObserver.FRAMEBITS , HEIGHT sample code for java.awt.image.ImageObserver.HEIGHT definition code for java.awt.image.ImageObserver.HEIGHT , PROPERTIES sample code for java.awt.image.ImageObserver.PROPERTIES definition code for java.awt.image.ImageObserver.PROPERTIES , SOMEBITS sample code for java.awt.image.ImageObserver.SOMEBITS definition code for java.awt.image.ImageObserver.SOMEBITS , WIDTH sample code for java.awt.image.ImageObserver.WIDTH definition code for java.awt.image.ImageObserver.WIDTH
 
Constructor Summary
DefaultTreeCellEditor.DefaultTextField sample code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.DefaultTreeCellEditor.DefaultTextField(javax.swing.border.Border) definition code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.DefaultTreeCellEditor.DefaultTextField(javax.swing.border.Border) (Border sample code for javax.swing.border.Border definition code for javax.swing.border.Border  border)
          Constructs a DefaultTreeCellEditor.DefaultTextField object.
 
Method Summary
 Border sample code for javax.swing.border.Border definition code for javax.swing.border.Border getBorder sample code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.getBorder() definition code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.getBorder() ()
          Overrides JComponent.getBorder to returns the current border.
 Font sample code for java.awt.Font definition code for java.awt.Font getFont sample code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.getFont() definition code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.getFont() ()
          Gets the font of this component.
 Dimension sample code for java.awt.Dimension definition code for java.awt.Dimension getPreferredSize sample code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.getPreferredSize() definition code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.getPreferredSize() ()
          Overrides JTextField.getPreferredSize to return the preferred size based on current font, if set, or else use renderer's font.
 void setBorder sample code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.setBorder(javax.swing.border.Border) definition code for javax.swing.tree.DefaultTreeCellEditor.DefaultTextField.setBorder(javax.swing.border.Border) (Border sample code for javax.swing.border.Border definition code for javax.swing.border.Border  border)
          Sets the border of this component.
 
Methods inherited from class javax.swing.JTextField sample code for javax.swing.JTextField definition code for javax.swing.JTextField
addActionListener sample code for javax.swing.JTextField.addActionListener(java.awt.event.ActionListener) definition code for javax.swing.JTextField.addActionListener(java.awt.event.ActionListener) , configurePropertiesFromAction sample code for javax.swing.JTextField.configurePropertiesFromAction(javax.swing.Action) definition code for javax.swing.JTextField.configurePropertiesFromAction(javax.swing.Action) , createActionPropertyChangeListener sample code for javax.swing.JTextField.createActionPropertyChangeListener(javax.swing.Action) definition code for javax.swing.JTextField.createActionPropertyChangeListener(javax.swing.Action) , createDefaultModel sample code for javax.swing.JTextField.createDefaultModel() definition code for javax.swing.JTextField.createDefaultModel() , fireActionPerformed sample code for javax.swing.JTextField.fireActionPerformed() definition code for javax.swing.JTextField.fireActionPerformed() , getAccessibleContext sample code for javax.swing.JTextField.getAccessibleContext() definition code for javax.swing.JTextField.getAccessibleContext() , getAction sample code for javax.swing.JTextField.getAction() definition code for javax.swing.JTextField.getAction() , getActionListeners sample code for javax.swing.JTextField.getActionListeners() definition code for javax.swing.JTextField.getActionListeners() , getActions sample code for javax.swing.JTextField.getActions() definition code for javax.swing.JTextField.getActions() , getColumns sample code for javax.swing.JTextField.getColumns() definition code for javax.swing.JTextField.getColumns() , getColumnWidth sample code for javax.swing.JTextField.getColumnWidth() definition code for javax.swing.JTextField.getColumnWidth() , getHorizontalAlignment sample code for javax.swing.JTextField.getHorizontalAlignment() definition code for javax.swing.JTextField.getHorizontalAlignment() , getHorizontalVisibility sample code for javax.swing.JTextField.getHorizontalVisibility() definition code for javax.swing.JTextField.getHorizontalVisibility() , getScrollOffset sample code for javax.swing.JTextField.getScrollOffset() definition code for javax.swing.JTextField.getScrollOffset() , getUIClassID sample code for javax.swing.JTextField.getUIClassID() definition code for javax.swing.JTextField.getUIClassID() , isValidateRoot sample code for javax.swing.JTextField.isValidateRoot() definition code for javax.swing.JTextField.isValidateRoot() , paramString sample code for javax.swing.JTextField.paramString() definition code for javax.swing.JTextField.paramString() , postActionEvent sample code for javax.swing.JTextField.postActionEvent() definition code for javax.swing.JTextField.postActionEvent() , removeActionListener sample code for javax.swing.JTextField.removeActionListener(java.awt.event.ActionListener) definition code for javax.swing.JTextField.removeActionListener(java.awt.event.ActionListener) , scrollRectToVisible sample code for javax.swing.JTextField.scrollRectToVisible(java.awt.Rectangle) definition code for javax.swing.JTextField.scrollRectToVisible(java.awt.Rectangle) , setAction sample code for javax.swing.JTextField.setAction(javax.swing.Action) definition code for javax.swing.JTextField.setAction(javax.swing.Action) , setActionCommand sample code for javax.swing.JTextField.setActionCommand(java.lang.String) definition code for javax.swing.JTextField.setActionCommand(java.lang.String) , setColumns sample code for javax.swing.JTextField.setColumns(int) definition code for javax.swing.JTextField.setColumns(int) , setDocument sample code for javax.swing.JTextField.setDocument(javax.swing.text.Document) definition code for javax.swing.JTextField.setDocument(javax.swing.text.Document) , setFont sample code for javax.swing.JTextField.setFont(java.awt.Font) definition code for javax.swing.JTextField.setFont(java.awt.Font) , setHorizontalAlignment sample code for javax.swing.JTextField.setHorizontalAlignment(int) definition code for javax.swing.JTextField.setHorizontalAlignment(int) , setScrollOffset sample code for javax.swing.JTextField.setScrollOffset(int) definition code for javax.swing.JTextField.setScrollOffset(int)
 
Methods inherited from class javax.swing.text.JTextComponent sample code for javax.swing.text.JTextComponent definition code for javax.swing.text.JTextComponent
addCaretListener sample code for javax.swing.text.JTextComponent.addCaretListener(javax.swing.event.CaretListener) definition code for javax.swing.text.JTextComponent.addCaretListener(javax.swing.event.CaretListener) , addInputMethodListener sample code for javax.swing.text.JTextComponent.addInputMethodListener(java.awt.event.InputMethodListener) definition code for javax.swing.text.JTextComponent.addInputMethodListener(java.awt.event.InputMethodListener) , addKeymap sample code for javax.swing.text.JTextComponent.addKeymap(java.lang.String, javax.swing.text.Keymap) definition code for javax.swing.text.JTextComponent.addKeymap(java.lang.String, javax.swing.text.Keymap) , copy sample code for javax.swing.text.JTextComponent.copy() definition code for javax.swing.text.JTextComponent.copy() , cut sample code for javax.swing.text.JTextComponent.cut() definition code for javax.swing.text.JTextComponent.cut() , fireCaretUpdate sample code for javax.swing.text.JTextComponent.fireCaretUpdate(javax.swing.event.CaretEvent) definition code for javax.swing.text.JTextComponent.fireCaretUpdate(javax.swing.event.CaretEvent) , getCaret sample code for javax.swing.text.JTextComponent.getCaret() definition code for javax.swing.text.JTextComponent.getCaret() , getCaretColor sample code for javax.swing.text.JTextComponent.getCaretColor() definition code for javax.swing.text.JTextComponent.getCaretColor() , getCaretListeners sample code for javax.swing.text.JTextComponent.getCaretListeners() definition code for javax.swing.text.JTextComponent.getCaretListeners() , getCaretPosition sample code for javax.swing.text.JTextComponent.getCaretPosition() definition code for javax.swing.text.JTextComponent.getCaretPosition() , getDisabledTextColor sample code for javax.swing.text.JTextComponent.getDisabledTextColor() definition code for javax.swing.text.JTextComponent.getDisabledTextColor() , getDocument sample code for javax.swing.text.JTextComponent.getDocument() definition code for javax.swing.text.JTextComponent.getDocument() , getDragEnabled sample code for javax.swing.text.JTextComponent.getDragEnabled() definition code for javax.swing.text.JTextComponent.getDragEnabled() , getFocusAccelerator sample code for javax.swing.text.JTextComponent.getFocusAccelerator() definition code for javax.swing.text.JTextComponent.getFocusAccelerator() , getHighlighter sample code for javax.swing.text.JTextComponent.getHighlighter() definition code for javax.swing.text.JTextComponent.getHighlighter() , getInputMethodRequests sample code for javax.swing.text.JTextComponent.getInputMethodRequests() definition code for javax.swing.text.JTextComponent.getInputMethodRequests() , getKeymap sample code for javax.swing.text.JTextComponent.getKeymap() definition code for javax.swing.text.JTextComponent.getKeymap() , getKeymap sample code for javax.swing.text.JTextComponent.getKeymap(java.lang.String) definition code for javax.swing.text.JTextComponent.getKeymap(java.lang.String) , getMargin sample code for javax.swing.text.JTextComponent.getMargin() definition code for javax.swing.text.JTextComponent.getMargin() , getNavigationFilter sample code for javax.swing.text.JTextComponent.getNavigationFilter() definition code for javax.swing.text.JTextComponent.getNavigationFilter() , getPreferredScrollableViewportSize sample code for javax.swing.text.JTextComponent.getPreferredScrollableViewportSize() definition code for javax.swing.text.JTextComponent.getPreferredScrollableViewportSize() , getScrollableBlockIncrement sample code for javax.swing.text.JTextComponent.getScrollableBlockIncrement(java.awt.Rectangle, int, int) definition code for javax.swing.text.JTextComponent.getScrollableBlockIncrement(java.awt.Rectangle, int, int) , getScrollableTracksViewportHeight sample code for javax.swing.text.JTextComponent.getScrollableTracksViewportHeight() definition code for javax.swing.text.JTextComponent.getScrollableTracksViewportHeight() , getScrollableTracksViewportWidth sample code for javax.swing.text.JTextComponent.getScrollableTracksViewportWidth() definition code for javax.swing.text.JTextComponent.getScrollableTracksViewportWidth() , getScrollableUnitIncrement sample code for javax.swing.text.JTextComponent.getScrollableUnitIncrement(java.awt.Rectangle, int, int) definition code for javax.swing.text.JTextComponent.getScrollableUnitIncrement(java.awt.Rectangle, int, int) , getSelectedText sample code for javax.swing.text.JTextComponent.getSelectedText() definition code for javax.swing.text.JTextComponent.getSelectedText() , getSelectedTextColor sample code for javax.swing.text.JTextComponent.getSelectedTextColor() definition code for javax.swing.text.JTextComponent.getSelectedTextColor() , getSelectionColor sample code for javax.swing.text.JTextComponent.getSelectionColor() definition code for javax.swing.text.JTextComponent.getSelectionColor() , getSelectionEnd sample code for javax.swing.text.JTextComponent.getSelectionEnd() definition code for javax.swing.text.JTextComponent.getSelectionEnd() , getSelectionStart sample code for javax.swing.text.JTextComponent.getSelectionStart() definition code for javax.swing.text.JTextComponent.getSelectionStart() , getText sample code for javax.swing.text.JTextComponent.getText() definition code for javax.swing.text.JTextComponent.getText() , getText sample code for javax.swing.text.JTextComponent.getText(int, int) definition code for javax.swing.text.JTextComponent.getText(int, int) , getToolTipText sample code for javax.swing.text.JTextComponent.getToolTipText(java.awt.event.MouseEvent) definition code for javax.swing.text.JTextComponent.getToolTipText(java.awt.event.MouseEvent) , getUI sample code for javax.swing.text.JTextComponent.getUI() definition code for javax.swing.text.JTextComponent.getUI() , isEditable sample code for javax.swing.text.JTextComponent.isEditable() definition code for javax.swing.text.JTextComponent.isEditable() , loadKeymap sample code for javax.swing.text.JTextComponent.loadKeymap(javax.swing.text.Keymap, javax.swing.text.JTextComponent.KeyBinding[], javax.swing.Action[]) definition code for javax.swing.text.JTextComponent.loadKeymap(javax.swing.text.Keymap, javax.swing.text.JTextComponent.KeyBinding[], javax.swing.Action[]) , modelToView sample code for javax.swing.text.JTextComponent.modelToView(int) definition code for javax.swing.text.JTextComponent.modelToView(int) , moveCaretPosition sample code for javax.swing.text.JTextComponent.moveCaretPosition(int) definition code for javax.swing.text.JTextComponent.moveCaretPosition(int) , paste sample code for javax.swing.text.JTextComponent.paste() definition code for javax.swing.text.JTextComponent.paste() , processInputMethodEvent sample code for javax.swing.text.JTextComponent.processInputMethodEvent(java.awt.event.InputMethodEvent) definition code for javax.swing.text.JTextComponent.processInputMethodEvent(java.awt.event.InputMethodEvent) , read sample code for javax.swing.text.JTextComponent.read(java.io.Reader, java.lang.Object) definition code for javax.swing.text.JTextComponent.read(java.io.Reader, java.lang.Object) , removeCaretListener sample code for javax.swing.text.JTextComponent.removeCaretListener(javax.swing.event.CaretListener) definition code for javax.swing.text.JTextComponent.removeCaretListener(javax.swing.event.CaretListener) , removeKeymap sample code for javax.swing.text.JTextComponent.removeKeymap(java.lang.String) definition code for javax.swing.text.JTextComponent.removeKeymap(java.lang.String) , removeNotify sample code for javax.swing.text.JTextComponent.removeNotify() definition code for javax.swing.text.JTextComponent.removeNotify() , replaceSelection sample code for javax.swing.text.JTextComponent.replaceSelection(java.lang.String) definition code for javax.swing.text.JTextComponent.replaceSelection(java.lang.String) , select sample code for javax.swing.text.JTextComponent.select(int, int) definition code for javax.swing.text.JTextComponent.select(int, int) , selectAll