001// License: GPL. For details, see LICENSE file. 002package org.openstreetmap.josm.gui; 003 004import java.awt.Component; 005 006import javax.swing.DefaultListCellRenderer; 007import javax.swing.ImageIcon; 008import javax.swing.JLabel; 009import javax.swing.JList; 010import javax.swing.JTable; 011import javax.swing.ListCellRenderer; 012import javax.swing.table.DefaultTableCellRenderer; 013import javax.swing.table.TableCellRenderer; 014 015import org.openstreetmap.josm.Main; 016import org.openstreetmap.josm.data.osm.OsmPrimitive; 017import org.openstreetmap.josm.data.osm.history.HistoryOsmPrimitive; 018import org.openstreetmap.josm.tools.ImageProvider; 019 020/** 021 * Renderer that renders the objects from an OsmPrimitive as data. 022 * 023 * Can be used in lists and tables. 024 * 025 * @author imi 026 * @author Frederik Ramm 027 */ 028public class OsmPrimitivRenderer implements ListCellRenderer<OsmPrimitive>, TableCellRenderer { 029 private DefaultNameFormatter formatter = DefaultNameFormatter.getInstance(); 030 031 /** 032 * Default list cell renderer - delegate for ListCellRenderer operation 033 */ 034 private DefaultListCellRenderer defaultListCellRenderer = new DefaultListCellRenderer(); 035 036 /** 037 * Default table cell renderer - delegate for TableCellRenderer operation 038 */ 039 private DefaultTableCellRenderer defaultTableCellRenderer = new DefaultTableCellRenderer(); 040 041 /** 042 * Adapter method supporting the ListCellRenderer interface. 043 */ 044 @Override 045 public Component getListCellRendererComponent(JList<? extends OsmPrimitive> list, OsmPrimitive value, int index, boolean isSelected, boolean cellHasFocus) { 046 Component def = defaultListCellRenderer.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus); 047 return renderer(def, value); 048 } 049 050 /** 051 * Adapter method supporting the TableCellRenderer interface. 052 */ 053 @Override 054 public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) { 055 Component def = defaultTableCellRenderer.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column); 056 if (value instanceof OsmPrimitive) 057 return renderer(def, (OsmPrimitive) value); 058 else if (value instanceof HistoryOsmPrimitive) 059 return renderer(def, (HistoryOsmPrimitive) value); 060 else 061 return def; 062 } 063 064 /** 065 * Internal method that stuffs information into the rendering component 066 * provided that it's a kind of JLabel. 067 * @param def the rendering component 068 * @param value the OsmPrimtive to render 069 * @return the modified rendering component 070 */ 071 private Component renderer(Component def, OsmPrimitive value) { 072 if (value != null && def instanceof JLabel) { 073 ((JLabel)def).setText(getComponentText(value)); 074 ImageIcon icon = ImageProvider.get(value.getDisplayType()); 075 if (icon != null) { 076 ((JLabel)def).setIcon(icon); 077 } else { 078 Main.warn("Null icon for "+value.getDisplayType()); 079 } 080 ((JLabel)def).setToolTipText(getComponentToolTipText(value)); 081 } 082 return def; 083 } 084 085 /** 086 * Internal method that stuffs information into the rendering component 087 * provided that it's a kind of JLabel. 088 * @param def the rendering component 089 * @param value the HistoryOsmPrimtive to render 090 * @return the modified rendering component 091 */ 092 private Component renderer(Component def, HistoryOsmPrimitive value) { 093 if (value != null && def instanceof JLabel) { 094 ((JLabel)def).setText(value.getDisplayName(DefaultNameFormatter.getInstance())); 095 ((JLabel)def).setIcon(ImageProvider.get(value.getType())); 096 ((JLabel)def).setToolTipText(formatter.buildDefaultToolTip(value)); 097 } 098 return def; 099 } 100 101 /** 102 * Can be overridden to customize the Text 103 */ 104 protected String getComponentText(OsmPrimitive value) { 105 return value.getDisplayName(DefaultNameFormatter.getInstance()); 106 } 107 108 /** 109 * Can be overridden to customize the ToolTipText 110 */ 111 protected String getComponentToolTipText(OsmPrimitive value) { 112 return formatter.buildDefaultToolTip(value); 113 } 114}