?? textinput.java
字號(hào):
package ui;
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 ui.unit.CourseItem;
/**
*
* @version 2.0
*/
public class TextInput extends TextBox implements CommandListener {
private static final Command CMD_OK = new Command("OK", Command.OK, 1);
private static final Command CMD_CANCEL = new Command("Cancel", Command.CANCEL, 1);
private CourseItem parent;
private Display display;
public TextInput(String text, CourseItem parent, Display display) {
super("Enter Text", text, 50, TextField.ANY);
this.parent = parent;
this.display = display;
addCommand(CMD_OK);
addCommand(CMD_CANCEL);
setCommandListener(this);
}
public void commandAction(Command c, Displayable d) {
if (c == CMD_OK) {
String tmpStr=getString();
parent.setContent(tmpStr);
display.setCurrentItem(parent);
} else if (c == CMD_CANCEL) {
display.setCurrentItem(parent);
}
}
}
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