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JavaTM 2 Platform Std. Ed. v1.4.2

javax.swing
Class JTabbedPane

java.lang.Object
  extended byjava.awt.Component
      extended byjava.awt.Container
          extended byjavax.swing.JComponent
              extended byjavax.swing.JTabbedPane
All Implemented Interfaces:
Accessible, ImageObserver, MenuContainer, Serializable, SwingConstants

public class JTabbedPane
extends JComponent
implements Serializable, Accessible, SwingConstants

A component that lets the user switch between a group of components by clicking on a tab with a given title and/or icon. For examples and information on using tabbed panes see How to Use Tabbed Panes, a section in The Java Tutorial.

Tabs/components are added to a TabbedPane object by using the addTab and insertTab methods. A tab is represented by an index corresponding to the position it was added in, where the first tab has an index equal to 0 and the last tab has an index equal to the tab count minus 1.

The TabbedPane uses a SingleSelectionModel to represent the set of tab indices and the currently selected index. If the tab count is greater than 0, then there will always be a selected index, which by default will be initialized to the first tab. If the tab count is 0, then the selected index will be -1.

For the keyboard keys used by this component in the standard Look and Feel (L&F) renditions, see the JTabbedPane key assignments.

Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. As of 1.4, support for long term storage of all JavaBeansTM has been added to the java.beans package. Please see XMLEncoder.

See Also:
SingleSelectionModel

Nested Class Summary
protected  class JTabbedPane.AccessibleJTabbedPane
          This class implements accessibility support for the JTabbedPane class.
protected  class JTabbedPane.ModelListener
          We pass ModelChanged events along to the listeners with the tabbedpane (instead of the model itself) as the event source.
 
Nested classes inherited from class javax.swing.JComponent
JComponent.AccessibleJComponent
 
Nested classes inherited from class java.awt.Container
Container.AccessibleAWTContainer
 
Nested classes inherited from class java.awt.Component
Component.AccessibleAWTComponent, Component.BltBufferStrategy, Component.FlipBufferStrategy
 
Field Summary
protected  ChangeEvent changeEvent
          Only one ChangeEvent is needed per TabPane instance since the event's only (read-only) state is the source property.
protected  ChangeListener changeListener
          The changeListener is the listener we add to the model.
protected  SingleSelectionModel model
          The default selection model
static int SCROLL_TAB_LAYOUT
          Tab layout policy for providing a subset of available tabs when all the tabs will not fit within a single run.
protected  int tabPlacement
          Where the tabs are placed.
static int WRAP_TAB_LAYOUT
          The tab layout policy for wrapping tabs in multiple runs when all tabs will not fit within a single run.
 
Fields inherited from class javax.swing.JComponent
accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW
 
Fields inherited from class java.awt.Component
BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT
 
Fields inherited from interface javax.swing.SwingConstants
BOTTOM, CENTER, EAST, HORIZONTAL, LEADING, LEFT, NEXT, NORTH, NORTH_EAST, NORTH_WEST, PREVIOUS, RIGHT, SOUTH, SOUTH_EAST, SOUTH_WEST, TOP, TRAILING, VERTICAL, WEST
 
Fields inherited from interface java.awt.image.ImageObserver
ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH
 
Constructor Summary
JTabbedPane()
          Creates an empty TabbedPane with a default tab placement of JTabbedPane.TOP.
JTabbedPane(int tabPlacement)
          Creates an empty TabbedPane with the specified tab placement of either: JTabbedPane.TOP, JTabbedPane.BOTTOM, JTabbedPane.LEFT, or JTabbedPane.RIGHT.
JTabbedPane(int tabPlacement, int tabLayoutPolicy)
          Creates an empty TabbedPane with the specified tab placement and tab layout policy.
 
Method Summary
 Component add(Component component)
          Adds a component with a tab title defaulting to the name of the component which is the result of calling component.getName.
 Component add(Component component, int index)
          Adds a component at the specified tab index with a tab title defaulting to the name of the component.
 void add(Component component, Object constraints)
          Adds a component to the tabbed pane.
 void add(Component component, Object constraints, int index)
          Adds a component at the specified tab index.
 Component add(String title, Component component)
          Adds a component with the specified tab title.
 void addChangeListener(ChangeListener l)
          Adds a ChangeListener to this tabbedpane.
 void addTab(String title, Component component)
          Adds a component represented by a title and no icon.
 void addTab(String title, Icon icon, Component component)
          Adds a component represented by a title and/or icon, either of which can be null.
 void addTab(String title, Icon icon, Component component, String tip)
          Adds a component and tip represented by a title and/or icon, either of which can be null.
protected  ChangeListener createChangeListener()
          Subclasses that want to handle ChangeEvents differently can override this to return a subclass of ModelListener or another ChangeListener implementation.
protected  void fireStateChanged()
          Sends a ChangeEvent, whose source is this tabbedpane, to each listener.
 AccessibleContext getAccessibleContext()
          Gets the AccessibleContext associated with this JTabbedPane.
 Color getBackgroundAt(int index)
          Returns the tab background color at index.
 Rectangle getBoundsAt(int index)
          Returns the tab bounds at index.
 ChangeListener[] getChangeListeners()
          Returns an array of all the ChangeListeners added to this JTabbedPane with addChangeListener.
 Component getComponentAt(int index)
          Returns the component at index.
 Icon getDisabledIconAt(int index)
          Returns the tab disabled icon at index.
 int getDisplayedMnemonicIndexAt(int tabIndex)
          Returns the character, as an index, that the look and feel should provide decoration for as representing the mnemonic character.
 Color getForegroundAt(int index)
          Returns the tab foreground color at index.
 Icon getIconAt(int index)
          Returns the tab icon at index.
 int getMnemonicAt(int tabIndex)
          Returns the keyboard mnemonic for accessing the specified tab.
 SingleSelectionModel getModel()
          Returns the model associated with this tabbedpane.
 Component getSelectedComponent()
          Returns the currently selected component for this tabbedpane.
 int getSelectedIndex()
          Returns the currently selected index for this tabbedpane.
 int getTabCount()
          Returns the number of tabs in this tabbedpane.
 int getTabLayoutPolicy()
          Returns the policy used by the tabbedpane to layout the tabs when all the tabs will not fit within a single run.
 int getTabPlacement()
          Returns the placement of the tabs for this tabbedpane.
 int getTabRunCount()
          Returns the number of tab runs currently used to display the tabs.
 String getTitleAt(int index)
          Returns the tab title at index.
 String getToolTipText(MouseEvent event)
          Returns the tooltip text for the component determined by the mouse event location.
 String getToolTipTextAt(int index)
          Returns the tab tooltip text at index.
 TabbedPaneUI getUI()
          Returns the UI object which implements the L&F for this component.
 String getUIClassID()
          Returns the name of the UI class that implements the L&F for this component.
 int indexAtLocation(int x, int y)
          Returns the tab index corresponding to the tab whose bounds intersect the specified location.
 int indexOfComponent(Component component)
          Returns the index of the tab for the specified component.
 int indexOfTab(Icon icon)
          Returns the first tab index with a given icon, or -1 if no tab has this icon.
 int indexOfTab(String title)
          Returns the first tab index with a given title, or -1 if no tab has this title.
 void insertTab(String title, Icon icon, Component component, String tip, int index)
          Inserts a component, at index, represented by a title and/or icon, either of which may be null.
 boolean isEnabledAt(int index)
          Returns whether or not the tab at index is currently enabled.
protected  String paramString()
          Returns a string representation of this JTabbedPane.
 void remove(Component component)
          Removes the specified Component from the JTabbedPane.
 void remove(int index)
          Removes the tab and component which corresponds to the specified index.
 void removeAll()
          Removes all the tabs and their corresponding components from the tabbedpane.
 void removeChangeListener(ChangeListener l)
          Removes a ChangeListener from this tabbedpane.
 void removeTabAt(int index)
          Removes the tab at index.
 void setBackgroundAt(int index, Color background)
          Sets the background color at index to background which can be null, in which case the tab's background color will default to the background color of the tabbedpane.
 void setComponentAt(int index, Component component)
          Sets the component at index to component.
 void setDisabledIconAt(int index, Icon disabledIcon)
          Sets the disabled icon at index to icon which can be null.
 void setDisplayedMnemonicIndexAt(int tabIndex, int mnemonicIndex)
          Provides a hint to the look and feel as to which character in the text should be decorated to represent the mnemonic.
 void setEnabledAt(int index, boolean enabled)
          Sets whether or not the tab at index is enabled.
 void setForegroundAt(int index, Color foreground)
          Sets the foreground color at index to foreground which can be null, in which case the tab's foreground color will default to the foreground color of this tabbedpane.
 void setIconAt(int index, Icon icon)
          Sets the icon at index to icon which can be null.
 void setMnemonicAt(int tabIndex, int mnemonic)
          Sets the keyboard mnemonic for accessing the specified tab.
 void setModel(SingleSelectionModel model)
          Sets the model to be used with this tabbedpane.
 void setSelectedComponent(Component c)
          Sets the selected component for this tabbedpane.
 void setSelectedIndex(int index)
          Sets the selected index for this tabbedpane.
 void setTabLayoutPolicy(int tabLayoutPolicy)
          Sets the policy which the tabbedpane will use in laying out the tabs when all the tabs will not fit within a single run.
 void setTabPlacement(int tabPlacement)
          Sets the tab placement for this tabbedpane.
 void setTitleAt(int index, String title)
          Sets the title at index to title which can be null.
 void setToolTipTextAt(int index, String toolTipText)
          Sets the tooltip text at index to toolTipText which can be null.
 void setUI(TabbedPaneUI ui)
          Sets the UI object which implements the L&F for this component.
 void updateUI()
          Resets the UI property to a value from the current look and feel.
 
Methods inherited from class javax.swing.JComponent
addAncestorListener, addNotify, addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPreferredSize, getPropertyChangeListeners, getPropertyChangeListeners, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFont, setForeground, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update
 
Methods inherited from class java.awt.Container
addContainerListener, addImpl, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, removeContainerListener, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setLayout, transferFocusBackward, transferFocusDownCycle, validate, validateTree
 
Methods inherited from class java.awt.Component
action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMouseWheelListeners, getName, getParent, getPeer, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusUpCycle
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

WRAP_TAB_LAYOUT

public static final int WRAP_TAB_LAYOUT
The tab layout policy for wrapping tabs in multiple runs when all tabs will not fit within a single run.

See Also:
Constant Field Values

SCROLL_TAB_LAYOUT

public static final int SCROLL_TAB_LAYOUT
Tab layout policy for providing a subset of available tabs when all the tabs will not fit within a single run. If all the tabs do not fit within a single run the look and feel will provide a way to navigate to hidden tabs.

See Also:
Constant Field Values

tabPlacement

protected int tabPlacement
Where the tabs are placed.

See Also:
setTabPlacement(int)

model

protected SingleSelectionModel model
The default selection model


changeListener

protected ChangeListener changeListener
The changeListener is the listener we add to the model.


changeEvent

protected transient ChangeEvent changeEvent
Only one ChangeEvent is needed per TabPane instance since the event's only (read-only) state is the source property. The source of events generated here is always "this".

Constructor Detail

JTabbedPane

public JTabbedPane()
Creates an empty TabbedPane with a default tab placement of JTabbedPane.TOP.

See Also:
addTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String)

JTabbedPane

public JTabbedPane(int tabPlacement)
Creates an empty TabbedPane with the specified tab placement of either: JTabbedPane.TOP, JTabbedPane.BOTTOM, JTabbedPane.LEFT, or JTabbedPane.RIGHT.

Parameters:
tabPlacement - the placement for the tabs relative to the content
See Also:
addTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String)

JTabbedPane

public JTabbedPane(int tabPlacement,
                   int tabLayoutPolicy)
Creates an empty TabbedPane with the specified tab placement and tab layout policy. Tab placement may be either: JTabbedPane.TOP, JTabbedPane.BOTTOM, JTabbedPane.LEFT, or JTabbedPane.RIGHT. Tab layout policy may be either: JTabbedPane.WRAP_TAB_LAYOUT or JTabbedPane.SCROLL_TAB_LAYOUT.

Parameters:
tabPlacement - the placement for the tabs relative to the content
tabLayoutPolicy - the policy for laying out tabs when all tabs will not fit on one run
Throws:
IllegalArgumentException - if tab placement or tab layout policy are not one of the above supported values
Since:
1.4
See Also:
addTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String)
Method Detail

getUI

public TabbedPaneUI getUI()
Returns the UI object which implements the L&F for this component.

Returns:
a TabbedPaneUI object
See Also:
setUI(javax.swing.plaf.TabbedPaneUI)

setUI

public void setUI(TabbedPaneUI ui)
Sets the UI object which implements the L&F for this component.

Parameters:
ui - the new UI object
See Also:
UIDefaults.getUI(javax.swing.JComponent)

updateUI

public void updateUI()
Resets the UI property to a value from the current look and feel.

Overrides:
updateUI in class JComponent
See Also:
JComponent.updateUI()

getUIClassID

public String getUIClassID()
Returns the name of the UI class that implements the L&F for this component.

Overrides:
getUIClassID in class JComponent
Returns:
the string "TabbedPaneUI"
See Also:
JComponent.getUIClassID(), UIDefaults.getUI(javax.swing.JComponent)

createChangeListener

protected ChangeListener createChangeListener()
Subclasses that want to handle ChangeEvents differently can override this to return a subclass of ModelListener or another ChangeListener implementation.

See Also:
fireStateChanged()

addChangeListener

public void addChangeListener(ChangeListener l)
Adds a ChangeListener to this tabbedpane.

Parameters:
l - the ChangeListener to add
See Also:
fireStateChanged(), removeChangeListener(javax.swing.event.ChangeListener)

removeChangeListener

public void removeChangeListener(ChangeListener l)
Removes a ChangeListener from this tabbedpane.

Parameters:
l - the ChangeListener to remove
See Also:
fireStateChanged(), addChangeListener(javax.swing.event.ChangeListener)

getChangeListeners

public ChangeListener[] getChangeListeners()
Returns an array of all the ChangeListeners added to this JTabbedPane with addChangeListener.

Returns:
all of the ChangeListeners added or an empty array if no listeners have been added
Since:
1.4

fireStateChanged

protected void fireStateChanged()
Sends a ChangeEvent, whose source is this tabbedpane, to each listener. This method method is called each time a ChangeEvent is received from the model.

See Also:
addChangeListener(javax.swing.event.ChangeListener), EventListenerList

getModel

public SingleSelectionModel getModel()
Returns the model associated with this tabbedpane.

See Also:
setModel(javax.swing.SingleSelectionModel)

setModel

public void setModel(SingleSelectionModel model)
Sets the model to be used with this tabbedpane.

Parameters:
model - the model to be used
See Also:
getModel()

getTabPlacement

public int getTabPlacement()
Returns the placement of the tabs for this tabbedpane.

See Also:
setTabPlacement(int)

setTabPlacement

public void setTabPlacement(int tabPlacement)
Sets the tab placement for this tabbedpane. Possible values are:
  • JTabbedPane.TOP
  • JTabbedPane.BOTTOM
  • JTabbedPane.LEFT
  • JTabbedPane.RIGHT
The default value, if not set, is SwingConstants.TOP.

Parameters:
tabPlacement - the placement for the tabs relative to the content
Throws:
IllegalArgumentException - if tab placement value isn't one of the above valid values

getTabLayoutPolicy

public int getTabLayoutPolicy()
Returns the policy used by the tabbedpane to layout the tabs when all the tabs will not fit within a single run.

Since:
1.4
See Also:
setTabLayoutPolicy(int)

setTabLayoutPolicy

public void setTabLayoutPolicy(int tabLayoutPolicy)
Sets the policy which the tabbedpane will use in laying out the tabs when all the tabs will not fit within a single run. Possible values are:
  • JTabbedPane.WRAP_TAB_LAYOUT
  • JTabbedPane.SCROLL_TAB_LAYOUT
The default value, if not set by the UI, is JTabbedPane.WRAP_TAB_LAYOUT.

Some look and feels might only support a subset of the possible layout policies, in which case the value of this property may be ignored.

Parameters:
tabLayoutPolicy - the policy used to layout the tabs
Throws:
IllegalArgumentException - if layoutPolicy value isn't one of the above valid values
Since:
1.4
See Also:
getTabLayoutPolicy()

getSelectedIndex

public int getSelectedIndex()
Returns the currently selected index for this tabbedpane. Returns -1 if there is no currently selected tab.

Returns:
the index of the selected tab
See Also:
setSelectedIndex(int)

setSelectedIndex

public void setSelectedIndex(int index)
Sets the selected index for this tabbedpane. The index must be a valid tab index or -1, which indicates that no tab should be selected (can also be used when there are no tabs in the tabbedpane). If a -1 value is specified when the tabbedpane contains one or more tabs, then the results will be implementation defined.

Parameters:
index - the index to be selected
Throws:
IndexOutOfBoundsException - if index is out of range (index < -1 || index >= tab count)
See Also:
getSelectedIndex(), SingleSelectionModel.setSelectedIndex(int)

getSelectedComponent

public Component getSelectedComponent()
Returns the currently selected component for this tabbedpane. Returns null if there is no currently selected tab.

Returns:
the component corresponding to the selected tab
See Also:
setSelectedComponent(java.awt.Component)

setSelectedComponent

public void setSelectedComponent(Component c)
Sets the selected component for this tabbedpane. This will automatically set the selectedIndex to the index corresponding to the specified component.

Throws:
IllegalArgumentException - if component not found in tabbed pane
See Also:
getSelectedComponent()

insertTab

public void insertTab(String title,
                      Icon icon,
                      Component component,
                      String tip,
                      int index)
Inserts a component, at index, represented by a title and/or icon, either of which may be null. If icon is non-null and it implements ImageIcon a corresponding disabled icon will automatically be created and set on the tabbedpane. Uses java.util.Vector internally, see insertElementAt for details of insertion conventions.

Parameters:
title - the title to be displayed in this tab
icon - the icon to be displayed in this tab
component - The component to be displayed when this tab is clicked.
tip - the tooltip to be displayed for this tab
index - the position to insert this new tab
See Also:
addTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String), removeTabAt(int)

addTab

public void addTab(String title,
                   Icon icon,
                   Component component,
                   String tip)
Adds a component and tip represented by a title and/or icon, either of which can be null. If icon is non-null and it implements ImageIcon a corresponding disabled icon will automatically be created and set on the tabbedpane. Cover method for insertTab.

Parameters:
title - the title to be displayed in this tab
icon - the icon to be displayed in this tab
component - the component to be displayed when this tab is clicked
tip - the tooltip to be displayed for this tab
See Also:
insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int), removeTabAt(int)

addTab

public void addTab(String title,
                   Icon icon,
                   Component component)
Adds a component represented by a title and/or icon, either of which can be null. If icon is non-null and it implements ImageIcon a corresponding disabled icon will automatically be created and set on the tabbedpane. Cover method for insertTab.

Parameters:
title - the title to be displayed in this tab
icon - the icon to be displayed in this tab
component - the component to be displayed when this tab is clicked
See Also:
insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int), removeTabAt(int)

addTab

public void addTab(String title,
                   Component component)
Adds a component represented by a title and no icon. Cover method for insertTab.

Parameters:
title - the title to be displayed in this tab
component - the component to be displayed when this tab is clicked
See Also:
insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int), removeTabAt(int)

add

public Component add(Component component)
Adds a component with a tab title defaulting to the name of the component which is the result of calling component.getName. Cover method for insertTab.

Overrides:
add in class Container
Parameters:
component - the component to be displayed when this tab is clicked
Returns:
the component
See Also:
insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int), removeTabAt(int)

add

public Component add(String title,
                     Component component)
Adds a component with the specified tab title. Cover method for insertTab.

Overrides:
add in class Container
Parameters:
title - the title to be displayed in this tab
component - the component to be displayed when this tab is clicked
Returns:
the component
See Also:
insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int), removeTabAt(int)

add

public Component add(Component component,
                     int index)
Adds a component at the specified tab index with a tab title defaulting to the name of the component. Cover method for insertTab.

Overrides:
add in class Container
Parameters:
component - the component to be displayed when this tab is clicked
index - the position to insert this new tab
Returns:
the component
See Also:
insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int), removeTabAt(int)

add

public void add(Component component,
                Object constraints)
Adds a component to the tabbed pane. If constraints is a String or an Icon, it will be used for the tab title, otherwise the component's name will be used as the tab title. Cover method for insertTab.

Overrides:
add in class Container
Parameters:
component - the component to be displayed when this tab is clicked
constraints - the object to be displayed in the tab
See Also:
insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int), removeTabAt(int)

add

public void add(Component component,
                Object constraints,
                int index)
Adds a component at the specified tab index. If constraints is a String or an Icon, it will be used for the tab title, otherwise the component's name will be used as the tab title. Cover method for insertTab.

Overrides:
add in class Container
Parameters:
component - the component to be displayed when this tab is clicked
constraints - the object to be displayed in the tab
index - the position to insert this new tab
See Also:
insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int), removeTabAt(int)

removeTabAt

public void removeTabAt(int index)
Removes the tab at index. After the component associated with index is removed, its visibility is reset to true to ensure it will be visible if added to other containers.

Parameters:
index - the index of the tab to be removed
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
addTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String), insertTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String, int)

remove

public void remove(Component component)
Removes the specified Component from the JTabbedPane.

Overrides:
remove in class Container
Parameters:
component - the component to remove from the tabbedpane
Throws:
NullPointerException - if component is null.
See Also:
addTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String), removeTabAt(int)

remove

public void remove(int index)
Removes the tab and component which corresponds to the specified index.

Overrides:
remove in class Container
Parameters:
index - the index of the component to remove from the tabbedpane
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
addTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String), removeTabAt(int)

removeAll

public void removeAll()
Removes all the tabs and their corresponding components from the tabbedpane.

Overrides:
removeAll in class Container
See Also:
addTab(java.lang.String, javax.swing.Icon, java.awt.Component, java.lang.String), removeTabAt(int)

getTabCount

public int getTabCount()
Returns the number of tabs in this tabbedpane.

Returns:
an integer specifying the number of tabbed pages

getTabRunCount

public int getTabRunCount()
Returns the number of tab runs currently used to display the tabs.

Returns:
an integer giving the number of rows if the tabPlacement is TOP or BOTTOM and the number of columns if tabPlacement is LEFT or RIGHT, or 0 if there is no UI set on this tabbedpane

getTitleAt

public String getTitleAt(int index)
Returns the tab title at index.

Parameters:
index - the index of the item being queried
Returns:
the title at index
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
setTitleAt(int, java.lang.String)

getIconAt

public Icon getIconAt(int index)
Returns the tab icon at index.

Parameters:
index - the index of the item being queried
Returns:
the icon at index
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
* If icon is non-null and it implements ImageIcon a corresponding disabled icon will automatically be created and set on the tabbedpane.

getDisabledIconAt

public Icon getDisabledIconAt(int index)
Returns the tab disabled icon at index.

Parameters:
index - the index of the item being queried
Returns:
the icon at index
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
setDisabledIconAt(int, javax.swing.Icon)

getToolTipTextAt

public String getToolTipTextAt(int index)
Returns the tab tooltip text at index.

Parameters:
index - the index of the item being queried
Returns:
a string containing the tool tip text at index
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
setToolTipTextAt(int, java.lang.String)

getBackgroundAt

public Color getBackgroundAt(int index)
Returns the tab background color at index.

Parameters:
index - the index of the item being queried
Returns:
the Color of the tab background at index
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
setBackgroundAt(int, java.awt.Color)

getForegroundAt

public Color getForegroundAt(int index)
Returns the tab foreground color at index.

Parameters:
index - the index of the item being queried
Returns:
the Color of the tab foreground at index
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
setForegroundAt(int, java.awt.Color)

isEnabledAt

public boolean isEnabledAt(int index)
Returns whether or not the tab at index is currently enabled.

Parameters:
index - the index of the item being queried
Returns:
true if the tab at index is enabled; false otherwise
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
setEnabledAt(int, boolean)

getComponentAt

public Component getComponentAt(int index)
Returns the component at index.

Parameters:
index - the index of the item being queried
Returns:
the Component at index
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
setComponentAt(int, java.awt.Component)

getMnemonicAt

public int getMnemonicAt(int tabIndex)
Returns the keyboard mnemonic for accessing the specified tab. The mnemonic is the key which when combined with the look and feel's mouseless modifier (usually Alt) will activate the specified tab.

Parameters:
tabIndex - the index of the tab that the mnemonic refers to
Returns:
the key code which represents the mnemonic; -1 if a mnemonic is not specified for the tab
Throws:
IndexOutOfBoundsException - if index is out of range (tabIndex < 0 || tabIndex >= tab count)
Since:
1.4
See Also:
setDisplayedMnemonicIndexAt(int,int), setMnemonicAt(int,int)

getDisplayedMnemonicIndexAt

public int getDisplayedMnemonicIndexAt(int tabIndex)
Returns the character, as an index, that the look and feel should provide decoration for as representing the mnemonic character.

Parameters:
tabIndex - the index of the tab that the mnemonic refers to
Returns:
index representing mnemonic character if one exists; otherwise returns -1
Throws:
IndexOutOfBoundsException - if index is out of range (tabIndex < 0 || tabIndex >= tab count)
Since:
1.4
See Also:
setDisplayedMnemonicIndexAt(int,int), setMnemonicAt(int,int)

getBoundsAt

public Rectangle getBoundsAt(int index)
Returns the tab bounds at index. If the tab at this index is not currently visible in the UI, then returns null. If there is no UI set on this tabbedpane, then returns null.

Parameters:
index - the index to be queried
Returns:
a Rectangle containing the tab bounds at index, or null if tab at index is not currently visible in the UI, or if there is no UI set on this tabbedpane
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)

setTitleAt

public void setTitleAt(int index,
                       String title)
Sets the title at index to title which can be null. An internal exception is raised if there is no tab at that index.

Parameters:
index - the tab index where the title should be set
title - the title to be displayed in the tab
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
getTitleAt(int)

setIconAt

public void setIconAt(int index,
                      Icon icon)
Sets the icon at index to icon which can be null. Does not set disabled icon at icon To set disabled icon, use setDisableIconAt(). An internal exception is raised if there is no tab at that index.

Parameters:
index - the tab index where the icon should be set
icon - the icon to be displayed in the tab
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
setDisabledIconAt(int, javax.swing.Icon), getIconAt(int)

setDisabledIconAt

public void setDisabledIconAt(int index,
                              Icon disabledIcon)
Sets the disabled icon at index to icon which can be null. An internal exception is raised if there is no tab at that index.

Parameters:
index - the tab index where the disabled icon should be set
disabledIcon - the icon to be displayed in the tab when disabled
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
getDisabledIconAt(int)

setToolTipTextAt

public void setToolTipTextAt(int index,
                             String toolTipText)
Sets the tooltip text at index to toolTipText which can be null. An internal exception is raised if there is no tab at that index.

Parameters:
index - the tab index where the tooltip text should be set
toolTipText - the tooltip text to be displayed for the tab
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
getToolTipTextAt(int)

setBackgroundAt

public void setBackgroundAt(int index,
                            Color background)
Sets the background color at index to background which can be null, in which case the tab's background color will default to the background color of the tabbedpane. An internal exception is raised if there is no tab at that index.

Parameters:
index - the tab index where the background should be set
background - the color to be displayed in the tab's background
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
getBackgroundAt(int)

setForegroundAt

public void setForegroundAt(int index,
                            Color foreground)
Sets the foreground color at index to foreground which can be null, in which case the tab's foreground color will default to the foreground color of this tabbedpane. An internal exception is raised if there is no tab at that index.

Parameters:
index - the tab index where the foreground should be set
foreground - the color to be displayed as the tab's foreground
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
getForegroundAt(int)

setEnabledAt

public void setEnabledAt(int index,
                         boolean enabled)
Sets whether or not the tab at index is enabled. An internal exception is raised if there is no tab at that index.

Parameters:
index - the tab index which should be enabled/disabled
enabled - whether or not the tab should be enabled
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
isEnabledAt(int)

setComponentAt

public void setComponentAt(int index,
                           Component component)
Sets the component at index to component. An internal exception is raised if there is no tab at that index.

Parameters:
index - the tab index where this component is being placed
component - the component for the tab
Throws:
IndexOutOfBoundsException - if index is out of range (index < 0 || index >= tab count)
See Also:
getComponentAt(int)

setDisplayedMnemonicIndexAt

public void setDisplayedMnemonicIndexAt(int tabIndex,
                                        int mnemonicIndex)
Provides a hint to the look and feel as to which character in the text should be decorated to represent the mnemonic. Not all look and feels may support this. A value of -1 indicates either there is no mnemonic for this tab, or you do not wish the mnemonic to be displayed for this tab.

The value of this is updated as the properties relating to the mnemonic change (such as the mnemonic itself, the text...). You should only ever have to call this if you do not wish the default character to be underlined. For example, if the text at tab index 3 was 'Apple Price', with a mnemonic of 'p', and you wanted the 'P' to be decorated, as 'Apple Price', you would have to invoke setDisplayedMnemonicIndex(3, 6) after invoking setMnemonicAt(3, KeyEvent.VK_P).

Note that it is the programmer's responsibility to ensure that each tab has a unique mnemonic or unpredictable results may occur.

Parameters:
tabIndex - the index of the tab that the mnemonic refers to
mnemonicIndex - index into the String to underline
Throws:
IndexOutOfBoundsException - if tabIndex is out of range (tabIndex < 0 || tabIndex >= tab count)
IllegalArgumentException - will be thrown if mnemonicIndex is >= length of the tab title , or < -1
Since:
1.4
See Also:
setMnemonicAt(int,int), getDisplayedMnemonicIndexAt(int)

setMnemonicAt

public void setMnemonicAt(int tabIndex,
                          int mnemonic)
Sets the keyboard mnemonic for accessing the specified tab. The mnemonic is the key which when combined with the look and feel's mouseless modifier (usually Alt) will activate the specified tab.

A mnemonic must correspond to a single key on the keyboard and should be specified using one of the VK_XXX keycodes defined in java.awt.event.KeyEvent. Mnemonics are case-insensitive, therefore a key event with the corresponding keycode would cause the button to be activated whether or not the Shift modifier was pressed.

This will update the displayed mnemonic property for the specified tab.

Parameters:
tabIndex - the index of the tab that the mnemonic refers to
mnemonic - the key code which represents the mnemonic
Throws:
IndexOutOfBoundsException - if tabIndex is out of range (tabIndex < 0 || tabIndex >= tab count)
Since:
1.4
See Also:
getMnemonicAt(int), setDisplayedMnemonicIndexAt(int,int)

indexOfTab

public int indexOfTab(String title)
Returns the first tab index with a given title, or -1 if no tab has this title.

Parameters:
title - the title for the tab
Returns:
the first tab index which matches title, or -1 if no tab has this title

indexOfTab

public int indexOfTab(Icon icon)
Returns the first tab index with a given icon, or -1 if no tab has this icon.

Parameters:
icon - the icon for the tab
Returns:
the first tab index which matches icon, or -1 if no tab has this icon

indexOfComponent

public int indexOfComponent(Component component)
Returns the index of the tab for the specified component. Returns -1 if there is no tab for this component.

Parameters:
component - the component for the tab
Returns:
the first tab which matches this component, or -1 if there is no tab for this component

indexAtLocation

public int indexAtLocation(int x,
                           int y)
Returns the tab index corresponding to the tab whose bounds intersect the specified location. Returns -1 if no tab intersects the location.

Parameters:
x - the x location relative to this tabbedpane
y - the y location relative to this tabbedpane
Returns:
the tab index which intersects the location, or -1 if no tab intersects the location
Since:
1.4

getToolTipText

public String getToolTipText(MouseEvent event)
Returns the tooltip text for the component determined by the mouse event location.

Overrides:
getToolTipText in class JComponent
Parameters:
event - the MouseEvent that tells where the cursor is lingering
Returns:
the String containing the tooltip text

paramString

protected String paramString()
Returns a string representation of this JTabbedPane. This method is intended to be used only for debugging purposes, and the content and format of the returned string may vary between implementations. The returned string may be empty but may not be null.

Overrides:
paramString in class JComponent
Returns:
a string representation of this JTabbedPane.

getAccessibleContext

public AccessibleContext getAccessibleContext()
Gets the AccessibleContext associated with this JTabbedPane. For tabbed panes, the AccessibleContext takes the form of an AccessibleJTabbedPane. A new AccessibleJTabbedPane instance is created if necessary.

Specified by:
getAccessibleContext in interface Accessible
Overrides:
getAccessibleContext in class JComponent
Returns:
an AccessibleJTabbedPane that serves as the AccessibleContext of this JTabbedPane

Copyright 2003 Sun Microsystems, Inc. All rights reserved