package com;import javax.microedition.lcdui.Alert;import javax.microedition.lcdui.AlertType;import javax.microedition.lcdui.Command;import javax.microedition.lcdui.CommandListener;import javax.microedition.lcdui.Display;import javax.microedition.lcdui.Displayable;import javax.microedition.lcdui.TextBox;import javax.microedition.lcdui.TextField;import javax.microedition.lcdui.Ticker;import javax.microedition.midlet.MIDlet;import javax.microedition.midlet.MIDletStateChangeException;
/*******************************************************************************
* * @author zdw * 
*/public class TextTest extends MIDlet implements CommandListener{
// 鏂囨湰妗?/span> private TextBox tbx = null; // 鎺у埗杈撳叆杈撳嚭鐨勭被 private Display display = Display.getDisplay(this); // 鍛戒護(hù)鑿滃崟(娓呴櫎) private Command clear; // 寰楀埌榧犳爣浣嶇疆 private Command getCursorPos; // 杈撳叆闄愬埗 private Command astrict; // 鍙戦?/span> private Command send; // 閫鍑?/span> private Command exit; public TextTest()
{
// 鍒濆鍖杢extBox tbx = new TextBox("嫻嬭瘯鏍囬", "嫻嬭瘯鍐呭", 200, TextField.ANY); // 璁劇疆涓哄綋鍓嶆樉紺?/span> display.setCurrent(tbx); // 娓呴櫎鑿滃崟 clear = new Command("娓呯┖", Command.SCREEN, 1); // 鍏夋爣浣嶇疆鑿滃崟 getCursorPos = new Command("鍏夋爣浣嶇疆", Command.SCREEN, 1); // 杈撳叆闄愬埗鑿滃崟 astrict = new Command("鍙兘杈撳叆鏁板瓧", Command.SCREEN, 1); // 鍙戦佽彍鍗?/span> send = new Command("鍙戦?/span>", Command.SCREEN, 1); // 閫鍑鴻彍鍗?/span> exit = new Command("閫鍑?/span>", Command.EXIT, 1); tbx.addCommand(clear); tbx.addCommand(getCursorPos); tbx.addCommand(astrict); tbx.addCommand(send); tbx.addCommand(exit); // 娣誨姞Ticker(鏄劇ず鍦═extBox涓婃柟) tbx.setTicker(new Ticker("鐭俊緙栬緫鍣?/span>")); // 娣誨姞浜嬩歡鐩戝惉鍣?/span> tbx.setCommandListener(this);
} // Alert鐨勫垵濮嬪嚱鏁?/span> public void initAlert() { Alert alert = new Alert("鎻愮ず", "鍙戦佹垚鍔?/span>", null, AlertType.INFO); alert.setTimeout(Alert.FOREVER); display.setCurrent(alert); } // 浜嬩歡澶勭悊 public void commandAction(Command cmd, Displayable dis) { if (cmd == getCursorPos) { System.out.println("鍏夋爣浣嶇疆涓?" + tbx.getCaretPosition()); } if (cmd == clear) { tbx.setString(""); } if (cmd.getLabel().equals("鍙兘杈撳叆鏁板瓧")) { tbx.setConstraints(TextField.DECIMAL); tbx.removeCommand(astrict); astrict = new Command("鍙栨秷闄愬埗", Command.SCREEN, 1); tbx.addCommand(astrict); } if (cmd.getLabel().equals("鍙栨秷闄愬埗")) { tbx.setConstraints(TextField.ANY); tbx.removeCommand(astrict); astrict = new Command("鍙兘杈撳叆鏁板瓧", Command.SCREEN, 1); tbx.addCommand(astrict); } if (cmd.getCommandType() == Command.EXIT) { this.notifyDestroyed(); } if (cmd == send) { this.initAlert(); } } protected void destroyApp(boolean arg0) throws MIDletStateChangeException { } protected void pauseApp() { } protected void startApp() throws MIDletStateChangeException { }}
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