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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 ()
{
@Override
public void run ( final IListPainter newPainter )
{
WebListUI.this.painter = newPainter;
}
}, this.painter, painter, IListPainter.class, AdaptiveListPainter.class );
}
/**
* Returns current mousover index.
*
* @return current mousover index
*/
public int getHoverIndex ()
{
return hoverIndex;
}
/**
* Returns list selection style.
*
* @return list selection style
*/
public ListSelectionStyle getSelectionStyle ()
{
return selectionStyle;
}
/**
* Sets list selection style.
*
* @param style list selection style
*/
public void setSelectionStyle ( final ListSelectionStyle style )
{
this.selectionStyle = style;
}
/**
* Returns whether or not cells should be selected on hover.
*
* @return true if cells should be selected on hover, false otherwise
*/
public boolean isSelectOnHover ()
{
return selectOnHover;
}
/**
* Sets whether or not cells should be selected on hover.
*
* @param select whether or not cells should be selected on hover
*/
public void setSelectOnHover ( final boolean select )
{
this.selectOnHover = select;
}
/**
* Returns whether to scroll list down to selection automatically or not.
*
* @return true if list is being automatically scrolled to selection, false otherwise
*/
public boolean isScrollToSelection ()
{
return scrollToSelection;
}
/**
* Sets whether to scroll list down to selection automatically or not.
*
* @param scroll whether to scroll list down to selection automatically or not
*/
public void setScrollToSelection ( final boolean scroll )
{
this.scrollToSelection = scroll;
}
/**
* Force list to update layout.
*/
public void requestLayoutStateUpdate ()
{
updateLayoutStateNeeded++;
}
/**
* Returns tree cell renderer pane.
*
* @return tree cell renderer pane
*/
public CellRendererPane getCellRendererPane ()
{
return rendererPane;
}
@Override
public void paint ( final Graphics g, final JComponent c )
{
if ( painter != null )
{
// Invalidating list layout
validateListLayout ();
// Preparing list painter
painter.prepareToPaint ( getLayoutOrientation (), getListHeight (), getListWidth (), getColumnCount (), getRowsPerColumn (),
getPreferredHeight (), cellWidth, cellHeight, cellHeights );
// Painting list
painter.paint ( ( Graphics2D ) g, Bounds.component.of ( c ), c, this );
}
}
/**
* Perform list layout validation.
*/
protected void validateListLayout ()
{
switch ( getLayoutOrientation () )
{
case JList.VERTICAL_WRAP:
if ( list.getHeight () != getListHeight () )
{
updateLayoutStateNeeded |= heightChanged;
redrawList ();
}
break;
case JList.HORIZONTAL_WRAP:
if ( list.getWidth () != getListWidth () )
{
updateLayoutStateNeeded |= widthChanged;
redrawList ();
}
break;
default:
break;
}
maybeUpdateLayoutState ();
}
/**
* Requests full list update.
*/
public void redrawList ()
{
list.revalidate ();
list.repaint ();
}
/**
* Returns layout orientation field value.
* This is a bridge method to access private basic list UI field.
*
* @return layout orientation field value
*/
protected Integer getLayoutOrientation ()
{
return getBasicListUIValue ( "layoutOrientation" );
}
/**
* Returns cached list height field value.
* This is a bridge method to access private basic list UI field.
*
* @return cached list height field value
*/
protected Integer getListHeight ()
{
return getBasicListUIValue ( "listHeight" );
}
/**
* Returns cached list width field value.
* This is a bridge method to access private basic list UI field.
*
* @return cached list width field value
*/
protected Integer getListWidth ()
{
return getBasicListUIValue ( "listWidth" );
}
/**
* Returns cached column count field value.
* This is a bridge method to access private basic list UI field.
*
* @return cached column count field value
*/
protected Integer getColumnCount ()
{
return getBasicListUIValue ( "columnCount" );
}
/**
* Returns cached rows per column amount field value.
* This is a bridge method to access private basic list UI field.
*
* @return cached rows per column amount field value
*/
protected Integer getRowsPerColumn ()
{
return getBasicListUIValue ( "rowsPerColumn" );
}
/**
* Returns cached preferred height field value.
* This is a bridge method to access private basic list UI field.
*
* @return cached preferred height field value
*/
protected Integer getPreferredHeight ()
{
return getBasicListUIValue ( "preferredHeight" );
}
/**
* Returns basic list UI field value.
* This is a bridge method to access private basic list UI field.
*
* @param field field name
* @param field type
* @return basic list UI field value
*/
protected T getBasicListUIValue ( final String field )
{
return ReflectUtils.getFieldValueSafely ( this, field );
}
/**
* Returns custom WebLaF tooltip provider.
*
* @return custom WebLaF tooltip provider
*/
protected ToolTipProvider getToolTipProvider ()
{
return list != null && list instanceof WebList ? ( ( WebList ) list ).getToolTipProvider () : null;
}
@Override
public Dimension getPreferredSize ( final JComponent c )
{
return PainterSupport.getPreferredSize ( c, super.getPreferredSize ( c ), painter );
}
}