component.java

手机资源管理系统

package com.cuit.lui;

import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.Graphics;

public abstract class Component {
	protected boolean isOnFocus = false;

	protected boolean isBorder = false;

	protected Command cmd = null;

	protected CommandListener cmdListener = null;

	protected boolean ifCommand = true;

	protected boolean needRepaint = true;

	protected int posx, posy;

	protected int width, height;

	public Component() {

	}

	public abstract void paint(Graphics g);

	public abstract int getWidth();

	public abstract int getHeight();

	public abstract void adjustLayout();

	public abstract int getFocusy();

	public abstract void reset();

	public int getPosx() {
		return posx;
	}

	public int getPosy() {
		return posy;
	}

	public void setPosx(int x) {
		posx = x;
	}

	public void setPosy(int y) {
		posy = y;
	}

	public abstract boolean keyEvent(int keyCode);

	public void generateEvent() {
		if (cmd != null && cmdListener != null) {
			cmdListener.commandAction(cmd, this);
			needRepaint = true;
			return;
		} else {
			System.out.println("command or listener null");
			LScreen.warning("command or listener null");
		}

	}

	public void setOnFocus(boolean b) {
		isOnFocus = b;
	}

	public boolean getOnFocus() {
		return isOnFocus;
	}

	public void setBorder(boolean b) {
		isBorder = b;
	}

	public boolean getBorder() {
		return isBorder;
	}

	public Command getCommand() {
		return cmd;
	}

	public void reverse() {
		isOnFocus = !isOnFocus;
	}

	public void addCommand(Command c) {
		cmd = c;
		ifCommand = true;
	}

	public void setCommandListener(CommandListener cl) {
		cmdListener = cl;
	}

	public boolean ifCommand() {
		return ifCommand;
	}

	public void setCommand(Command c) {
		if (c != null)
			cmd = c;
	}

}