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hzzz 8 years ago
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  1. 310
      designer_base/src/com/fr/common/inputevent/InputEventBaseOnOS.java

310
designer_base/src/com/fr/common/inputevent/InputEventBaseOnOS.java
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@ -1,311 +1,21 @@
package com.fr.design.gui.ilist; package com.fr.common.inputevent;
import com.fr.stable.OperatingSystem;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent; import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent; import java.awt.event.MouseEvent;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.EventListener;
import java.util.List;
import javax.swing.JComponent;
import javax.swing.JList;
import javax.swing.ListCellRenderer;
import javax.swing.ListModel;
import javax.swing.ListSelectionModel;
import javax.swing.UIManager;
import javax.swing.border.Border;
import javax.swing.border.EmptyBorder;
import com.fr.design.gui.icheckbox.UICheckBox;
import com.fr.stable.StringUtils;
/**
* CheckBoxs + JList.
*/
public class CheckBoxList extends JComponent {
/**
* 选择状态----全选和全不选
*
* @editor zhou
* @since 2012-4-1下午2:39:10
*/
public static enum SelectedState {
ALL, NONE
}
private boolean[] selects;
private JList jlist;
private UICheckBox chooseAll;
public CheckBoxList(Object[] items) {
this(items, SelectedState.NONE, StringUtils.EMPTY);
}
public CheckBoxList(Object[] items, String name) {
this(items, SelectedState.NONE, name);
}
/**
* Class constructor.
*
* @param items
* Items with which to populate the list.
* @param default_state
* default state, true or false
*/
public CheckBoxList(Object[] items, SelectedState state, String name) {
jlist = new BOXLIST(items);
jlist.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
this.selects = new boolean[items.length];
boolean default_state = (state == SelectedState.ALL);
Arrays.fill(this.selects, default_state);
jlist.setCellRenderer(new CheckListCellRenderer());
jlist.addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent e) {
doCheck();
}
public void mouseReleased(MouseEvent e) {
doCheck();
}
});
jlist.addKeyListener(new KeyAdapter() {
@Override
public void keyTyped(KeyEvent e) {
if (e.getKeyChar() == ' ') {
doCheck();
}
}
});
this.setLayout(new BorderLayout());
chooseAll = new UICheckBox(name, default_state);
chooseAll.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (chooseAll.isSelected()) {
setSelected(true);
} else {
setSelected(false);
}
}
});
this.add(chooseAll, BorderLayout.NORTH);
this.add(jlist, BorderLayout.CENTER);
}
/*
* 用于CellRenderer显示value为text
*/
protected String value2Text(Object value) {
return value != null ? value.toString() : StringUtils.EMPTY;
}
public void setItems(Object[] os) {
if (os == null) {
this.setSelected(false);
} else {
for (int i = 0, len = os.length; i < len; i++) {
Object o = os[i];
for (int j = 0, jen = jlist.getModel().getSize(); j < jen; j++) {
if (o.equals(jlist.getModel().getElementAt(j))) {
this.setSelected(j, true);
}
}
}
}
this.repaint();
}
/** /**
* Is selected * Created by hzzz on 2017/5/26.
*/ */
public boolean isSelected(int index) { public class InputEventBaseOnOS {
if (selects == null || index >= selects.length) { private static final boolean IS_MACOS = OperatingSystem.isMacOS();
return false;
}
return selects[index]; public static boolean isControlDown(MouseEvent e) {
return IS_MACOS ? e.isMetaDown() : e.isControlDown();
} }
public void setSelected(int index, boolean isSelected) { public static boolean isControlDown(KeyEvent e) {
if (selects == null || index >= selects.length) { return IS_MACOS ? e.isMetaDown() : e.isControlDown();
return;
} }
selects[index] = isSelected;
this.repaint(this.getBounds());
this.fireCheckBoxListSelectionChangeListener();
}
private void setSelected(boolean isSelected) {
if (selects == null) {
return;
}
for (int i = 0; i < selects.length; i++) {
selects[i] = isSelected;
}
this.repaint(this.getBounds());
this.fireCheckBoxListSelectionChangeListener();
}
/**
* Returns an array of the objects that have been selected. Overrides the
* JList method.
*/
public Object[] getSelectedValues() {
return this.jlist.getSelectedValues();
}
private class BOXLIST extends JList {
public BOXLIST(Object[] items) {
super(items);
}
@Override
protected void processMouseEvent(MouseEvent e) {
if (e.getX() < 20) {
if (e.isControlDown() || e.isAltDown() || e.isShiftDown() || e.isMetaDown()) {
int[] indices = getSelectedIndices();
if (indices.length == 0) {
super.processMouseEvent(e);
}
} else {
super.processMouseEvent(e);
}
} else {
super.processMouseEvent(e);
}
int id = e.getID();
switch (id) {
case MouseEvent.MOUSE_PRESSED:
break;
case MouseEvent.MOUSE_RELEASED:
break;
case MouseEvent.MOUSE_CLICKED:
doCheck();
break;
case MouseEvent.MOUSE_EXITED:
break;
case MouseEvent.MOUSE_ENTERED:
break;
}
}
@Override
protected void processMouseMotionEvent(MouseEvent e) {
if (e.getX() < 20) {
return;
}
super.processMouseEvent(e);
}
@Override
public Object[] getSelectedValues() {
List<Object> list = new ArrayList<Object>(selects.length);
for (int i = 0; i < selects.length; i++) {
if (selects[i]) {
list.add(this.getModel().getElementAt(i));
}
}
return list.toArray();
}
}
private void doCheck() {
// p:这里必须改变所有选择checkbox.
int index = jlist.getSelectedIndex();
boolean sValue = !selects[index];
// p:开始设置所有选择的checkbox.
int[] indices = jlist.getSelectedIndices();
for (int i = 0; i < indices.length; i++) {
setSelected(indices[i], sValue);
}
for (boolean selected : selects) {
if (!selected) {
chooseAll.setSelected(false);
return;
}
}
chooseAll.setSelected(true);
repaint();
}
private static final Border noFocusBorder = new EmptyBorder(1, 1, 1, 1);
private class CheckListCellRenderer extends UICheckBox implements ListCellRenderer {
public CheckListCellRenderer() {
this.setOpaque(true);
this.setBorder(noFocusBorder);
}
public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
this.setText(value2Text(value));
this.setSelected(selects[index]);
this.setFont(list.getFont());
if (isSelected) {
this.setBackground(list.getSelectionBackground());
this.setForeground(list.getSelectionForeground());
} else {
this.setBackground(list.getBackground());
this.setForeground(list.getForeground());
}
if (cellHasFocus) {
this.setBorder(UIManager.getBorder("List.focusCellHighlightBorder"));
} else {
this.setBorder(noFocusBorder);
}
return this;
}
}
public void addCheckBoxListSelectionChangeListener(CheckBoxListSelectionChangeListener l) {
this.listenerList.add(CheckBoxListSelectionChangeListener.class, l);
}
public void removeCheckBoxListSelectionChangeListener(CheckBoxListSelectionChangeListener l) {
this.listenerList.remove(CheckBoxListSelectionChangeListener.class, l);
}
public void fireCheckBoxListSelectionChangeListener() {
// Guaranteed to return a non-null array
Object[] listeners = listenerList.getListenerList();
// Process the listeners last to first, notifying
// those that are interested in this event
for (int i = listeners.length - 2; i >= 0; i -= 2) {
if (listeners[i] == CheckBoxListSelectionChangeListener.class) {
((CheckBoxListSelectionChangeListener)listeners[i + 1]).selectionChanged(this);
}
}
}
public static interface CheckBoxListSelectionChangeListener extends EventListener {
public void selectionChanged(CheckBoxList target);
}
public ListModel getModel() {
return jlist.getModel();
}
} }
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