com.alee.extended.button.WebSwitch Maven / Gradle / Ivy
/*
* 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.
*/
private boolean animate = WebSwitchStyle.animate;
/**
* Runtime variables.
*/
private boolean selected = false;
private boolean animating = false;
private WebTimer animator;
/**
* UI elements.
*/
private final WebSwitchGripper gripper;
private WebLabel leftComponent;
private WebLabel rightComponent;
/**
* Constructs a deselected switch.
*/
public WebSwitch ()
{
this ( false );
}
/**
* Cstructs either selected or deselected switch.
*
* @param selected whether switch is selected or not
*/
public WebSwitch ( final boolean selected )
{
super ( true, new WebSwitchLayout () );
// Switch syling
putClientProperty ( SwingUtils.HANDLES_ENABLE_STATE, true );
setRound ( WebSwitchStyle.round );
setPaintFocus ( true );
setFocusable ( true );
// Switch gripper
gripper = new WebSwitchGripper ();
add ( gripper, WebSwitchLayout.GRIPPER );
// Left switch label
leftComponent = new WebLabel ( "ON", WebLabel.CENTER );
leftComponent.setBoldFont ();
leftComponent.setMargin ( 2, 5, 2, 5 );
leftComponent.setDrawShade ( true );
leftComponent.setForeground ( Color.DARK_GRAY );
add ( leftComponent, WebSwitchLayout.LEFT );
// Right switch label
rightComponent = new WebLabel ( "OFF", WebLabel.CENTER );
rightComponent.setBoldFont ();
rightComponent.setMargin ( 2, 5, 2, 5 );
rightComponent.setDrawShade ( true );
rightComponent.setForeground ( Color.DARK_GRAY );
add ( rightComponent, WebSwitchLayout.RIGHT );
// Switch animator
createAnimator ();
// Selection switch listener
final MouseAdapter mouseAdapter = new MouseAdapter ()
{
@Override
public void mousePressed ( final MouseEvent e )
{
if ( SwingUtils.isLeftMouseButton ( e ) && isEnabled () )
{
requestFocusInWindow ();
setSelected ( !isSelected () );
}
}
};
gripper.addMouseListener ( mouseAdapter );
addMouseListener ( mouseAdapter );
// Initial selection
setSelected ( selected, false );
}
/**
* Initializes switch animator.
*/
private void createAnimator ()
{
animator = new WebTimer ( "WebSwitch.animator", StyleConstants.maxAnimationDelay, new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
// Updating gripper location
final WebSwitchLayout switchLayout = getSwitchLayout ();
switchLayout.setGripperLocation ( switchLayout.getGripperLocation () + ( selected ? 0.1f : -0.1f ) );
// Checking what to do
if ( selected && switchLayout.getGripperLocation () >= 1f || !selected && switchLayout.getGripperLocation () <= 0f )
{
// Updating final gripper and view
switchLayout.setGripperLocation ( selected ? 1f : 0f );
revalidate ();
// Finishing animation
animating = false;
animator.stop ();
}
else
{
// Updating view
revalidate ();
}
}
} );
}
/**
* Starts animation.
*/
private void startAnimation ()
{
if ( !animating )
{
animating = true;
animator.start ();
}
}
/**
* Returns actual switch layout.
*
* @return actual switch layout
*/
public WebSwitchLayout getSwitchLayout ()
{
return ( WebSwitchLayout ) getLayout ();
}
/**
* Returns switch gripper.
*
* @return switch gripper
*/
public WebSwitchGripper getGripper ()
{
return gripper;
}
/**
* Returns left switch component.
*
* @return left switch component
*/
public WebLabel getLeftComponent ()
{
return leftComponent;
}
/**
* Sets new left switch component.
*
* @param leftComponent new left switch component
*/
public void setLeftComponent ( final WebLabel leftComponent )
{
if ( this.leftComponent != null )
{
remove ( this.leftComponent );
}
this.leftComponent = leftComponent;
add ( leftComponent, WebSwitchLayout.LEFT );
revalidate ();
}
/**
* Returns right switch component.
*
* @return right switch component
*/
public WebLabel getRightComponent ()
{
return rightComponent;
}
/**
* Sets new right switch component.
*
* @param rightComponent new right switch component
*/
public void setRightComponent ( final WebLabel rightComponent )
{
if ( this.rightComponent != null )
{
remove ( this.rightComponent );
}
this.rightComponent = rightComponent;
add ( rightComponent, WebSwitchLayout.RIGHT );
revalidate ();
}
/**
* 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 );
leftComponent.setEnabled ( enabled );
rightComponent.setEnabled ( enabled );
}
/**
* Sets switch corners rounding.
*
* @param round switch corners rounding
*/
@Override
public WebPanel setRound ( final int round )
{
if ( gripper != null )
{
gripper.setRound ( Math.max ( round - 3, 0 ) );
}
return super.setRound ( round );
}
/**
* 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
{
getSwitchLayout ().setGripperLocation ( 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.
*/
private 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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