hzzz
8 years ago
1 changed files with 11 additions and 301 deletions
@ -1,311 +1,21 @@
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package com.fr.design.gui.ilist; |
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package com.fr.common.inputevent; |
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import com.fr.stable.OperatingSystem; |
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import java.awt.BorderLayout; |
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import java.awt.Component; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.awt.event.KeyAdapter; |
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import java.awt.event.KeyEvent; |
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import java.awt.event.MouseAdapter; |
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import java.awt.event.MouseEvent; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.EventListener; |
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import java.util.List; |
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import javax.swing.JComponent; |
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import javax.swing.JList; |
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import javax.swing.ListCellRenderer; |
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import javax.swing.ListModel; |
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import javax.swing.ListSelectionModel; |
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import javax.swing.UIManager; |
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import javax.swing.border.Border; |
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import javax.swing.border.EmptyBorder; |
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import com.fr.design.gui.icheckbox.UICheckBox; |
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import com.fr.stable.StringUtils; |
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/** |
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* CheckBoxs + JList. |
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* Created by hzzz on 2017/5/26. |
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*/ |
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public class CheckBoxList extends JComponent { |
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/** |
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* 选择状态----全选和全不选 |
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* |
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* @editor zhou |
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* @since 2012-4-1下午2:39:10 |
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*/ |
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public static enum SelectedState { |
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ALL, NONE |
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} |
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private boolean[] selects; |
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private JList jlist; |
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private UICheckBox chooseAll; |
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public CheckBoxList(Object[] items) { |
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this(items, SelectedState.NONE, StringUtils.EMPTY); |
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} |
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public CheckBoxList(Object[] items, String name) { |
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this(items, SelectedState.NONE, name); |
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} |
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/** |
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* Class constructor. |
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* |
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* @param items |
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* Items with which to populate the list. |
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* @param default_state |
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* default state, true or false |
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*/ |
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public CheckBoxList(Object[] items, SelectedState state, String name) { |
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jlist = new BOXLIST(items); |
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jlist.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION); |
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this.selects = new boolean[items.length]; |
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boolean default_state = (state == SelectedState.ALL); |
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Arrays.fill(this.selects, default_state); |
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jlist.setCellRenderer(new CheckListCellRenderer()); |
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jlist.addMouseListener(new MouseAdapter() { |
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public void mousePressed(MouseEvent e) { |
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doCheck(); |
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} |
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public void mouseReleased(MouseEvent e) { |
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doCheck(); |
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} |
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}); |
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jlist.addKeyListener(new KeyAdapter() { |
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@Override |
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public void keyTyped(KeyEvent e) { |
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if (e.getKeyChar() == ' ') { |
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doCheck(); |
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} |
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} |
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}); |
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this.setLayout(new BorderLayout()); |
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chooseAll = new UICheckBox(name, default_state); |
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chooseAll.addActionListener(new ActionListener() { |
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@Override |
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public void actionPerformed(ActionEvent e) { |
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if (chooseAll.isSelected()) { |
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setSelected(true); |
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} else { |
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setSelected(false); |
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} |
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} |
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}); |
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this.add(chooseAll, BorderLayout.NORTH); |
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this.add(jlist, BorderLayout.CENTER); |
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} |
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/* |
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* 用于CellRenderer显示value为text |
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*/ |
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protected String value2Text(Object value) { |
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return value != null ? value.toString() : StringUtils.EMPTY; |
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} |
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public void setItems(Object[] os) { |
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if (os == null) { |
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this.setSelected(false); |
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} else { |
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for (int i = 0, len = os.length; i < len; i++) { |
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Object o = os[i]; |
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for (int j = 0, jen = jlist.getModel().getSize(); j < jen; j++) { |
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if (o.equals(jlist.getModel().getElementAt(j))) { |
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this.setSelected(j, true); |
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} |
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} |
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} |
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} |
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this.repaint(); |
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} |
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/** |
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* Is selected |
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*/ |
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public boolean isSelected(int index) { |
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if (selects == null || index >= selects.length) { |
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return false; |
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} |
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return selects[index]; |
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} |
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public void setSelected(int index, boolean isSelected) { |
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if (selects == null || index >= selects.length) { |
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return; |
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} |
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selects[index] = isSelected; |
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this.repaint(this.getBounds()); |
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this.fireCheckBoxListSelectionChangeListener(); |
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} |
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private void setSelected(boolean isSelected) { |
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if (selects == null) { |
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return; |
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} |
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for (int i = 0; i < selects.length; i++) { |
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selects[i] = isSelected; |
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} |
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this.repaint(this.getBounds()); |
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this.fireCheckBoxListSelectionChangeListener(); |
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} |
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public class InputEventBaseOnOS { |
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private static final boolean IS_MACOS = OperatingSystem.isMacOS(); |
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/** |
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* Returns an array of the objects that have been selected. Overrides the |
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* JList method. |
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*/ |
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public Object[] getSelectedValues() { |
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return this.jlist.getSelectedValues(); |
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public static boolean isControlDown(MouseEvent e) { |
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return IS_MACOS ? e.isMetaDown() : e.isControlDown(); |
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} |
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private class BOXLIST extends JList { |
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public BOXLIST(Object[] items) { |
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super(items); |
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} |
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@Override |
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protected void processMouseEvent(MouseEvent e) { |
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if (e.getX() < 20) { |
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if (e.isControlDown() || e.isAltDown() || e.isShiftDown() || e.isMetaDown()) { |
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int[] indices = getSelectedIndices(); |
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if (indices.length == 0) { |
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super.processMouseEvent(e); |
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} |
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} else { |
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super.processMouseEvent(e); |
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} |
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} else { |
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super.processMouseEvent(e); |
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} |
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int id = e.getID(); |
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switch (id) { |
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case MouseEvent.MOUSE_PRESSED: |
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break; |
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case MouseEvent.MOUSE_RELEASED: |
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break; |
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case MouseEvent.MOUSE_CLICKED: |
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doCheck(); |
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break; |
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case MouseEvent.MOUSE_EXITED: |
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break; |
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case MouseEvent.MOUSE_ENTERED: |
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break; |
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} |
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} |
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@Override |
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protected void processMouseMotionEvent(MouseEvent e) { |
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if (e.getX() < 20) { |
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return; |
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} |
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super.processMouseEvent(e); |
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} |
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@Override |
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public Object[] getSelectedValues() { |
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List<Object> list = new ArrayList<Object>(selects.length); |
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for (int i = 0; i < selects.length; i++) { |
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if (selects[i]) { |
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list.add(this.getModel().getElementAt(i)); |
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} |
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} |
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return list.toArray(); |
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} |
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} |
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private void doCheck() { |
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// p:这里必须改变所有选择checkbox.
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int index = jlist.getSelectedIndex(); |
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boolean sValue = !selects[index]; |
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// p:开始设置所有选择的checkbox.
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int[] indices = jlist.getSelectedIndices(); |
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for (int i = 0; i < indices.length; i++) { |
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setSelected(indices[i], sValue); |
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} |
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for (boolean selected : selects) { |
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if (!selected) { |
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chooseAll.setSelected(false); |
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return; |
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} |
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} |
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chooseAll.setSelected(true); |
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repaint(); |
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} |
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private static final Border noFocusBorder = new EmptyBorder(1, 1, 1, 1); |
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private class CheckListCellRenderer extends UICheckBox implements ListCellRenderer { |
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public CheckListCellRenderer() { |
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this.setOpaque(true); |
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this.setBorder(noFocusBorder); |
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} |
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public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) { |
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this.setText(value2Text(value)); |
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this.setSelected(selects[index]); |
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this.setFont(list.getFont()); |
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if (isSelected) { |
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this.setBackground(list.getSelectionBackground()); |
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this.setForeground(list.getSelectionForeground()); |
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} else { |
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this.setBackground(list.getBackground()); |
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this.setForeground(list.getForeground()); |
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} |
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if (cellHasFocus) { |
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this.setBorder(UIManager.getBorder("List.focusCellHighlightBorder")); |
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} else { |
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this.setBorder(noFocusBorder); |
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} |
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return this; |
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} |
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} |
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public void addCheckBoxListSelectionChangeListener(CheckBoxListSelectionChangeListener l) { |
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this.listenerList.add(CheckBoxListSelectionChangeListener.class, l); |
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public static boolean isControlDown(KeyEvent e) { |
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return IS_MACOS ? e.isMetaDown() : e.isControlDown(); |
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} |
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public void removeCheckBoxListSelectionChangeListener(CheckBoxListSelectionChangeListener l) { |
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this.listenerList.remove(CheckBoxListSelectionChangeListener.class, l); |
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} |
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public void fireCheckBoxListSelectionChangeListener() { |
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// Guaranteed to return a non-null array
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Object[] listeners = listenerList.getListenerList(); |
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// Process the listeners last to first, notifying
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// those that are interested in this event
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for (int i = listeners.length - 2; i >= 0; i -= 2) { |
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if (listeners[i] == CheckBoxListSelectionChangeListener.class) { |
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((CheckBoxListSelectionChangeListener)listeners[i + 1]).selectionChanged(this); |
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} |
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} |
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} |
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public static interface CheckBoxListSelectionChangeListener extends EventListener { |
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public void selectionChanged(CheckBoxList target); |
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} |
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public ListModel getModel() { |
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return jlist.getModel(); |
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} |
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} |
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} |
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