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WebLaf is a Java Swing Look and Feel and extended components library for cross-platform applications
/*
* This file is part of WebLookAndFeel library.
*
* WebLookAndFeel library is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* WebLookAndFeel library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WebLookAndFeel library. If not, see actionListeners = new ArrayList ( 1 );
/**
* Style settings.
*/
protected boolean animate = true;
/**
* UI elements.
*/
protected final WebPanel gripper;
protected JComponent selectedComponent;
protected JComponent deselectedComponent;
/**
* Runtime variables.
*/
protected boolean selected = false;
protected boolean animating = false;
protected WebTimer animator;
protected float gripperLocation = 0;
/**
* Constructs a deselected switch.
*/
public WebSwitch ()
{
this ( StyleId.wswitch, false );
}
/**
* Constructs either selected or deselected switch.
*
* @param selected whether switch is selected or not
*/
public WebSwitch ( final boolean selected )
{
this ( StyleId.wswitch, selected );
}
/**
* Constructs a deselected switch.
*
* @param id style ID
*/
public WebSwitch ( final StyleId id )
{
this ( id, false );
}
/**
* Constructs either selected or deselected switch.
*
* @param id style ID
* @param selected whether switch is selected or not
*/
public WebSwitch ( final StyleId id, final boolean selected )
{
super ( id, new WebSwitchLayout () );
putClientProperty ( SwingUtils.HANDLES_ENABLE_STATE, true );
// Switch gripper
gripper = new WebPanel ( StyleId.wswitchGripper.at ( this ) );
add ( gripper, WebSwitchLayout.GRIPPER );
// Selected and deselected components
setSwitchComponents ( "weblaf.ex.switch.selected", "weblaf.ex.switch.deselected" );
// Switch animator
createAnimator ();
// Various listeners
final Runnable manualSelection = new Runnable ()
{
@Override
public void run ()
{
if ( isEnabled () )
{
requestFocusInWindow ();
setSelected ( !isSelected () );
}
}
};
final KeyEventRunnable keyEventRunnable = new KeyEventRunnable ()
{
@Override
public void run ( final KeyEvent e )
{
manualSelection.run ();
}
};
final MouseEventRunnable mouseEventRunnable = new MouseEventRunnable ()
{
@Override
public void run ( final MouseEvent e )
{
manualSelection.run ();
}
};
onKeyPress ( Hotkey.ENTER, keyEventRunnable );
onKeyPress ( Hotkey.SPACE, keyEventRunnable );
onMousePress ( MouseButton.left, mouseEventRunnable );
// Initial selection
setSelected ( selected, false );
}
/**
* Initializes switch animator.
*/
protected void createAnimator ()
{
animator = new WebTimer ( "WebSwitch.animator", StyleConstants.fps60, new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
// Updating gripper location
gripperLocation = gripperLocation + ( selected ? 0.1f : -0.1f );
// Checking what to do
if ( selected && gripperLocation >= 1f || !selected && gripperLocation <= 0f )
{
// Updating final gripper and view
gripperLocation = selected ? 1f : 0f;
revalidate ();
// Finishing animation
animating = false;
animator.stop ();
}
else
{
// Updating view
revalidate ();
}
}
} );
}
/**
* Starts animation.
*/
protected void startAnimation ()
{
if ( !animating )
{
animating = true;
animator.start ();
}
}
/**
* Returns switch gripper.
*
* @return switch gripper
*/
public WebPanel getGripper ()
{
return gripper;
}
/**
* Returns current gripper location.
*
* @return current gripper location
*/
public float getGripperLocation ()
{
return gripperLocation;
}
/**
* Returns selected switch component.
*
* @return selected switch component
*/
public JComponent getSelectedComponent ()
{
return selectedComponent;
}
/**
* Sets new selected switch component.
*
* @param component new selected switch component
*/
public void setSelectedComponent ( final JComponent component )
{
setSelectedComponentImpl ( component );
revalidate ();
}
/**
* Sets new selected switch component.
*
* @param component new selected switch component
*/
protected void setSelectedComponentImpl ( final JComponent component )
{
if ( this.selectedComponent != null )
{
remove ( this.selectedComponent );
}
this.selectedComponent = component;
add ( component, WebSwitchLayout.LEFT );
}
/**
* Returns deselected switch component.
*
* @return deselected switch component
*/
public JComponent getDeselectedComponent ()
{
return deselectedComponent;
}
/**
* Sets new deselected switch component.
*
* @param component new deselected switch component
*/
public void setDeselectedComponent ( final JComponent component )
{
setDeselectedComponentImpl ( component );
revalidate ();
}
/**
* Sets new deselected switch component.
*
* @param component new deselected switch component
*/
protected void setDeselectedComponentImpl ( final JComponent component )
{
if ( this.deselectedComponent != null )
{
remove ( this.deselectedComponent );
}
this.deselectedComponent = component;
add ( component, WebSwitchLayout.RIGHT );
}
/**
* Sets new switch components.
*
* @param selected new selected switch component
* @param deselected new deselected switch component
*/
public void setSwitchComponents ( final JComponent selected, final JComponent deselected )
{
setSelectedComponentImpl ( selected );
setDeselectedComponentImpl ( deselected );
SwingUtils.equalizeComponentsWidth ( selectedComponent, deselectedComponent );
revalidate ();
}
/**
* Sets new switch components based on two icons.
*
* @param selected new selected switch component
* @param deselected new deselected switch component
*/
public void setSwitchComponents ( final Icon selected, final Icon deselected )
{
final WebLabel sl = new WebLabel ( StyleId.wswitchSelectedIconLabel.at ( this ), selected, WebLabel.CENTER );
final WebLabel dl = new WebLabel ( StyleId.wswitchDeselectedIconLabel.at ( this ), deselected, WebLabel.CENTER );
setSwitchComponents ( sl, dl );
}
/**
* Sets new switch components based on two text labels.
*
* @param selected new selected switch component
* @param deselected new deselected switch component
*/
public void setSwitchComponents ( final String selected, final String deselected )
{
final WebLabel sl = new WebLabel ( StyleId.wswitchSelectedLabel.at ( this ), selected, WebLabel.CENTER ).setBoldFont ();
final WebLabel dl = new WebLabel ( StyleId.wswitchDeselectedLabel.at ( this ), deselected, WebLabel.CENTER ).setBoldFont ();
setSwitchComponents ( sl, dl );
}
/**
* Sets whether switch is enabled or not.
*
* @param enabled whether switch is enabled or not
*/
@Override
public void setEnabled ( final boolean enabled )
{
super.setEnabled ( enabled );
gripper.setEnabled ( enabled );
selectedComponent.setEnabled ( enabled );
deselectedComponent.setEnabled ( enabled );
}
/**
* Returns whether switch is selected or not.
*
* @return true if switch is selected, false otherwise
*/
public boolean isSelected ()
{
return selected;
}
/**
* Sets whether switch is selected or not.
*
* @param selected whether switch is selected or not
*/
public void setSelected ( final boolean selected )
{
setSelected ( selected, animate );
}
/**
* Sets whether switch is selected or not and animates the transition if requested.
*
* @param selected whether switch is selected or not
* @param animate whether switch should animate the transition or not
*/
public void setSelected ( final boolean selected, final boolean animate )
{
this.selected = selected;
if ( animate )
{
startAnimation ();
}
else
{
gripperLocation = selected ? 1f : 0f;
revalidate ();
}
fireActionPerformed ();
}
/**
* Returns whether switch should animate all transition by default or not.
*
* @return true if switch should animate all transition by default, false otherwise
*/
public boolean isAnimate ()
{
return animate;
}
/**
* Sets whether switch should animate all transition by default or not.
*
* @param animate whether switch should animate all transition by default or not
*/
public void setAnimate ( final boolean animate )
{
this.animate = animate;
}
/**
* Adds new switch action listener.
*
* @param actionListener switch action listener
*/
public void addActionListener ( final ActionListener actionListener )
{
actionListeners.add ( actionListener );
}
/**
* Removes switch action listener.
*
* @param actionListener switch action listener
*/
public void removeActionListener ( final ActionListener actionListener )
{
actionListeners.remove ( actionListener );
}
/**
* Fires that switch action is performed.
*/
public void fireActionPerformed ()
{
final ActionEvent actionEvent = new ActionEvent ( WebSwitch.this, 0, "Selection changed" );
for ( final ActionListener actionListener : CollectionUtils.copy ( actionListeners ) )
{
actionListener.actionPerformed ( actionEvent );
}
}
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