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package com.vci.client.ui.swing.components;
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import java.awt.Toolkit;
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.DataFlavor;
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import java.awt.datatransfer.StringSelection;
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import java.awt.datatransfer.Transferable;
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import java.awt.datatransfer.UnsupportedFlavorException;
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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.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.LinkedList;
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import java.util.List;
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import javax.swing.JMenuItem;
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import javax.swing.JPopupMenu;
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import javax.swing.text.JTextComponent;
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import com.vci.client.ui.swing.VCISwingUtil;
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public class VCIJTextContextMenu extends JPopupMenu implements ActionListener {
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/**
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*
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*/
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private static final long serialVersionUID = 1L;
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private final String ACTION_COMMAND_COPY = "Copy";
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private final String ACTION_COMMAND_CUT = "Cut";
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private final String ACTION_COMMAND_PASTE = "Paste";
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private final String ACTION_COMMAND_SPECIALCHAR = "SpecialChar";
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private final String ACTION_COMMAND_CLEAR = "ClearClipboard";
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private JTextComponent textCompt = null;
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private MouseEvent textComptMouseEvent = null;
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private Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
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private JMenuItem miCopy = VCISwingUtil.createVCIJMenuItem(ACTION_COMMAND_COPY, "复制", "复制", "copy.gif", this);
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private JMenuItem miCut = VCISwingUtil.createVCIJMenuItem(ACTION_COMMAND_CUT, "剪切", "剪切", "cut.gif", this);
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private JMenuItem miPaste = VCISwingUtil.createVCIJMenuItem(ACTION_COMMAND_PASTE, "粘贴", "粘贴", "paste.gif", this);
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private JMenuItem miSpecialChar = VCISwingUtil.createVCIJMenuItem(ACTION_COMMAND_SPECIALCHAR, "插入特殊字符", "插入特殊字符", "add.gif", this);
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private JMenuItem miClearClipboard = VCISwingUtil.createVCIJMenuItem(ACTION_COMMAND_CLEAR, "清空剪切板", "清空剪切板", "clear.gif", this);
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private HashMap<String, Runnable> actionMaps = new HashMap<String, Runnable>();
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private VCIJPanel mainPal = null;
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private static SpecialCharChooseInferface specialCharChooseInferface = null;
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public static SpecialCharChooseInferface getSpecialCharChooseInferface() {
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return VCIJTextContextMenu.specialCharChooseInferface;
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}
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public static void setSpecialCharChooseInferface(SpecialCharChooseInferface specialCharChooseInferface) {
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VCIJTextContextMenu.specialCharChooseInferface = specialCharChooseInferface;
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}
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public static void register(JTextComponent textCompt){
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// 为JTextComponent对象注册右键菜单事件
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VCIJTextContextMenu menu = new VCIJTextContextMenu(textCompt);
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}
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public static void register(JTextComponent textCompt,VCIJPanel mainPal){
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// 为JTextComponent对象注册右键菜单事件
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VCIJTextContextMenu menu = new VCIJTextContextMenu(textCompt,mainPal);
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}
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public VCIJTextContextMenu(JTextComponent textCompt){
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this.textCompt = textCompt;
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initMenuItem();
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initAcitons();
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}
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public VCIJTextContextMenu(JTextComponent textCompt,VCIJPanel mainPal){
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this.textCompt = textCompt;
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this.mainPal = mainPal;
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initMenuItem();
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initAcitons();
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}
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private void initMenuItem(){
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add(miCopy);
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add(miCut);
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add(miPaste);
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addSeparator();
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add(miSpecialChar);
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addSeparator();
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add(miClearClipboard);
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}
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private void initAcitons(){
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actionMaps.put(ACTION_COMMAND_COPY, new Runnable() {
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public void run() {
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copy();
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}
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});
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actionMaps.put(ACTION_COMMAND_CUT, new Runnable() {
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public void run() {
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cut();
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}
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});
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actionMaps.put(ACTION_COMMAND_PASTE, new Runnable() {
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public void run() {
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paste();
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}
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});
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actionMaps.put(ACTION_COMMAND_SPECIALCHAR, new Runnable() {
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public void run() {
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insertSpecialChar();
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}
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});
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actionMaps.put(ACTION_COMMAND_CLEAR, new Runnable() {
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public void run() {
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clearClipboard();
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}
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});
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textCompt.addMouseListener(new MouseAdapter() {
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@Override
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public void mouseClicked(MouseEvent e){
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showContextMenu(e);
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}
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});
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}
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private void showContextMenu(MouseEvent e){
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textComptMouseEvent = e;
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if(!textCompt.isEnabled() || !textCompt.isEditable()) return;
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if(e.getButton() == MouseEvent.BUTTON3 && textCompt.hasFocus()){
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setMenuEnable();
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show();
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}
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}
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private void setMenuEnable(){
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miCopy.setEnabled((textCompt.getSelectedText() != null));
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miCut.setEnabled(miCopy.isEnabled());
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miPaste.setEnabled(hasStringContent());
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}
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private boolean hasStringContent(){
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boolean res = false;
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Transferable trans = clipboard.getContents(null);
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if(trans != null){
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res = trans.isDataFlavorSupported(DataFlavor.stringFlavor);
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}
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return res;
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}
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@Override
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public void show(){
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super.show(textCompt, textComptMouseEvent.getPoint().x, textComptMouseEvent.getPoint().y);
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}
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public void actionPerformed(ActionEvent e) {
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String actionCommand = e.getActionCommand();
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if(actionMaps.containsKey(actionCommand)){
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new Thread(actionMaps.get(actionCommand)).start();
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}
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}
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private void copy(){
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copyOrCut(false);
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}
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private void cut(){
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copyOrCut(true);
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}
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private void copyOrCut(boolean cut){
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String selectionString = getTextComponentSelectedString(cut);
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setClipboardContent(selectionString);
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}
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private void paste(){
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String content = getStringContentFromClipboard();
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if(mainPal == null) {
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textCompt.replaceSelection(content);
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int carePos = textCompt.getCaretPosition() + content.length();
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textCompt.setCaretPosition(carePos);
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} else {
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String[] array = null;
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if (content.indexOf("\t") >= 0) {
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array = content.split("\t");
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} else if (content.indexOf(",") >= 0) {
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array = content.split(",");
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} else {
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array = new String[1];
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array[0] = content;
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}
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List<VCIJTextField> textCompList = getTrueTextFiels();
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for(int k = 0;k < textCompList.size();k++) {
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VCIJTextField textField = textCompList.get(k);
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if(k < array.length ) {
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textField.setText(array[k]);
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}
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}
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}
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}
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private List<VCIJTextField> getTrueTextFiels() {
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List<VCIJTextField> needCopyTextList = new LinkedList<VCIJTextField>();
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List<VCIJTextField> compList = this.mainPal.getTextComptList();
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int index = compList.indexOf(textCompt);
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for(int i = index;i < compList.size();i++) {
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needCopyTextList.add(compList.get(i));
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}
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return needCopyTextList;
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}
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private void setClipboardContent(String content){
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clipboard.setContents(new StringSelection(content), new StringSelection(content));
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}
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private String getTextComponentSelectedString(boolean cut){
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String res = "";
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if(textCompt.getSelectedText() != null){
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String text = textCompt.getText();
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int start = textCompt.getSelectionStart();
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int end = textCompt.getSelectionEnd();
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res = text.substring(start, end);
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if(cut){
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textCompt.setText(text.substring(0, start) + text.substring(end));
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}
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}
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return res;
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}
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private String getStringContentFromClipboard(){
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String res = "";
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Transferable trans = clipboard.getContents(null);
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if(clipboard.isDataFlavorAvailable(DataFlavor.stringFlavor)){
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try {
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Object objContent = trans.getTransferData(DataFlavor.stringFlavor);
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String strContent = "";
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if(objContent instanceof String){
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strContent = (String)objContent;
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}
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res = strContent;
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} catch (UnsupportedFlavorException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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return res;
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}
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private void insertSpecialChar(){
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SpecialCharChooseInferface chooseInterface = getSpecialCharChooseInferface();
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if(chooseInterface != null){
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chooseInterface.execute(this.textCompt);
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}
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}
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private void clearClipboard(){
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setClipboardContent("");
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}
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}
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