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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 implements StructureData
{
/**
* Actual split component.
*/
protected final WebSplitPane splitPane;
/**
* Split orientation.
*/
protected int orientation;
/**
* First split element.
*/
protected StructureData first;
/**
* Last split element.
*/
protected StructureData last;
/**
* Constructs new SplitData.
*
* @param documentPane parent WebDocumentPane
* @param orientation split orientation
* @param first first split element
* @param last last split element
*/
public SplitData ( final WebDocumentPane documentPane, final int orientation, final StructureData first, final StructureData last )
{
super ();
this.orientation = orientation;
this.first = first;
this.last = last;
// Creating split pane
this.splitPane = createSplit ( orientation, first, last );
// Customizing split pane
updateSplitPaneCustomizer ( documentPane );
}
/**
* Returns new split component.
*
* @param orientation split orientation
* @param first first split element
* @param last last split element @return new split component
* @return new split component
*/
protected WebSplitPane createSplit ( final int orientation, final StructureData first, final StructureData last )
{
final WebSplitPane splitPane = new WebSplitPane ( orientation, first.getComponent (), last.getComponent () );
splitPane.putClientProperty ( WebDocumentPane.DATA_KEY, this );
splitPane.setContinuousLayout ( true );
splitPane.setDrawDividerBorder ( true );
splitPane.setDividerSize ( 8 );
splitPane.setResizeWeight ( 0.5 );
splitPane.addPropertyChangeListener ( JSplitPane.DIVIDER_LOCATION_PROPERTY, new PropertyChangeListener ()
{
@Override
public void propertyChange ( final PropertyChangeEvent evt )
{
SwingUtilities.invokeLater ( new Runnable ()
{
@Override
public void run ()
{
getDocumentPane ().fireDividerLocationChanged ( SplitData.this );
}
} );
}
} );
return splitPane;
}
/**
* Updates split customizer.
*
* @param documentPane parent WebDocumentPane
*/
protected void updateSplitPaneCustomizer ( final WebDocumentPane documentPane )
{
final Customizer customizer = documentPane.getSplitPaneCustomizer ();
if ( customizer != null )
{
customizer.customize ( splitPane );
}
}
@Override
public Component getComponent ()
{
return getSplitPane ();
}
@Override
public PaneData findClosestPane ()
{
return getFirst ().findClosestPane ();
}
/**
* Returns parent WebDocumentPane.
*
* @return parent WebDocumentPane
*/
public WebDocumentPane getDocumentPane ()
{
// todo Replace with saved WebDocumentPane reference
return SwingUtils.getFirstParent ( splitPane, WebDocumentPane.class );
}
/**
* Returns actual split component.
*
* @return actual split component
*/
public WebSplitPane getSplitPane ()
{
return splitPane;
}
/**
* Returns split orientation.
*
* @return split orientation
*/
public int getOrientation ()
{
return orientation;
}
/**
* Sets split orientation.
*
* @param orientation new split orientation
*/
public void setOrientation ( final int orientation )
{
this.orientation = orientation;
splitPane.setOrientation ( orientation );
// Firing orientation change event
getDocumentPane ().fireOrientationChanged ( this );
}
/**
* Changes split orientation.
*/
public void changeOrientation ()
{
setOrientation ( orientation == WebSplitPane.HORIZONTAL_SPLIT ? WebSplitPane.VERTICAL_SPLIT : WebSplitPane.HORIZONTAL_SPLIT );
}
/**
* Swaps side components.
*/
public void swapSides ()
{
// Remembering components and split location
final StructureData first = this.last;
final StructureData last = this.first;
final double location = getDividerLocation ();
// Clearing components first to avoid exceptions
splitPane.setLeftComponent ( null );
splitPane.setRightComponent ( null );
// Changing component sides
this.first = first;
this.last = last;
splitPane.setLeftComponent ( first.getComponent () );
splitPane.setRightComponent ( last.getComponent () );
splitPane.revalidate ();
splitPane.repaint ();
// Restoring opposite divider location
setDividerLocation ( 1.0 - location );
// Firing sides swap event
getDocumentPane ().fireSidesSwapped ( this );
}
/**
* Returns proportional split divider location.
*
* @return proportional split divider location
*/
public double getDividerLocation ()
{
return splitPane.getProportionalDividerLocation ();
}
/**
* Sets proportional split divider location.
*
* @param location new proportional split divider location
*/
public void setDividerLocation ( final double location )
{
splitPane.setDividerLocation ( Math.max ( 0.0, Math.min ( location, 1.0 ) ) );
}
/**
* Returns first split element.
*
* @return first split element
*/
public StructureData getFirst ()
{
return first;
}
/**
* Sets first split element.
*
* @param first new first split element
*/
public void setFirst ( final StructureData first )
{
this.first = first;
splitPane.setLeftComponent ( first.getComponent () );
}
/**
* Returns last split element.
*
* @return last split element
*/
public StructureData getLast ()
{
return last;
}
/**
* Sets last split element.
*
* @param last new last split element
*/
public void setLast ( final StructureData last )
{
this.last = last;
splitPane.setRightComponent ( last.getComponent () );
}
/**
* Replaces specified element with new one.
*
* @param element element to replace
* @param replacement element replacement
*/
public void replace ( final StructureData element, final StructureData replacement )
{
if ( first == element )
{
first = replacement;
splitPane.setLeftComponent ( replacement.getComponent () );
}
if ( last == element )
{
last = replacement;
splitPane.setRightComponent ( replacement.getComponent () );
}
}
}