Java tutorial
/* * Copyright 2000-2013 JetBrains s.r.o. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.intellij.ui; import com.intellij.openapi.actionSystem.AnAction; import com.intellij.openapi.actionSystem.AnActionEvent; import com.intellij.openapi.project.DumbAware; import com.intellij.openapi.project.Project; import com.intellij.openapi.ui.DialogWrapper; import com.intellij.openapi.util.text.StringUtil; import com.intellij.ui.components.JBScrollPane; import com.intellij.ui.table.JBTable; import com.intellij.util.PairFunction; import com.intellij.util.ui.EmptyIcon; import org.jetbrains.annotations.Nullable; import javax.swing.*; import javax.swing.border.Border; import javax.swing.plaf.ColorUIResource; import javax.swing.table.DefaultTableCellRenderer; import javax.swing.table.DefaultTableModel; import java.awt.*; import java.awt.event.MouseEvent; import java.util.Arrays; import java.util.Comparator; import java.util.Enumeration; import java.util.EventObject; /** * @author Konstantin Bulenkov */ public class ShowUIDefaultsAction extends AnAction implements DumbAware { @Override public void actionPerformed(AnActionEvent e) { final UIDefaults defaults = UIManager.getDefaults(); Enumeration keys = defaults.keys(); final Object[][] data = new Object[defaults.size()][2]; int i = 0; while (keys.hasMoreElements()) { Object key = keys.nextElement(); data[i][0] = key; data[i][1] = defaults.get(key); i++; } Arrays.sort(data, new Comparator<Object[]>() { @Override public int compare(Object[] o1, Object[] o2) { return StringUtil.naturalCompare(o1[0].toString(), o2[0].toString()); } }); final Project project = getEventProject(e); new DialogWrapper(project) { { setTitle("Edit LaF Defaults"); setModal(false); init(); } public JBTable myTable; @Nullable @Override public JComponent getPreferredFocusedComponent() { return myTable; } @Nullable @Override protected String getDimensionServiceKey() { return project == null ? null : "UI.Defaults.Dialog"; } @Override protected JComponent createCenterPanel() { final JBTable table = new JBTable(new DefaultTableModel(data, new Object[] { "Name", "Value" }) { @Override public boolean isCellEditable(int row, int column) { return column == 1 && getValueAt(row, column) instanceof Color; } }) { @Override public boolean editCellAt(int row, int column, EventObject e) { if (isCellEditable(row, column) && e instanceof MouseEvent) { final Object color = getValueAt(row, column); final Color newColor = ColorPicker.showDialog(this, "Choose Color", (Color) color, true, null, true); if (newColor != null) { final ColorUIResource colorUIResource = new ColorUIResource(newColor); final Object key = getValueAt(row, 0); UIManager.put(key, colorUIResource); setValueAt(colorUIResource, row, column); } } return false; } }; table.setDefaultRenderer(Object.class, new DefaultTableCellRenderer() { @Override public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) { final JPanel panel = new JPanel(new BorderLayout()); final JLabel label = new JLabel(value == null ? "" : value.toString()); panel.add(label, BorderLayout.CENTER); if (value instanceof Color) { final Color c = (Color) value; label.setText(String.format("[r=%d,g=%d,b=%d] hex=0x%s", c.getRed(), c.getGreen(), c.getBlue(), ColorUtil.toHex(c))); label.setForeground(ColorUtil.isDark(c) ? Color.white : Color.black); panel.setBackground(c); return panel; } else if (value instanceof Icon) { try { final Icon icon = new IconWrap((Icon) value); if (icon.getIconHeight() <= 20) { label.setIcon(icon); } label.setText(String.format("(%dx%d) %s)", icon.getIconWidth(), icon.getIconHeight(), label.getText())); } catch (Throwable e1) {// } return panel; } else if (value instanceof Border) { try { final Insets i = ((Border) value).getBorderInsets(null); label.setText(String.format("[%d, %d, %d, %d] %s", i.top, i.left, i.bottom, i.right, label.getText())); return panel; } catch (Exception ignore) { } } return super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column); } }); final JBScrollPane pane = new JBScrollPane(table); new TableSpeedSearch(table, new PairFunction<Object, Cell, String>() { @Nullable @Override public String fun(Object o, Cell cell) { return cell.column == 1 ? null : String.valueOf(o); } }); table.setShowGrid(false); final JPanel panel = new JPanel(new BorderLayout()); panel.add(pane, BorderLayout.CENTER); myTable = table; TableUtil.ensureSelectionExists(myTable); return panel; } }.show(); } private class IconWrap implements Icon { private final Icon myIcon; public IconWrap(Icon icon) { myIcon = icon; } @Override public void paintIcon(Component c, Graphics g, int x, int y) { try { myIcon.paintIcon(c, g, x, y); } catch (Exception e) { EmptyIcon.ICON_0.paintIcon(c, g, x, y); } } @Override public int getIconWidth() { return myIcon.getIconWidth(); } @Override public int getIconHeight() { return myIcon.getIconHeight(); } } }