ac01.java

基于ANdroid平台的高欢堂书籍的对应源代码 非常有用

package com.misoo.ppxx;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.LinearLayout;

public class ac01 extends Activity implements OnClickListener {
    /** Called when the activity is first created. */
	private final int WC = LinearLayout.LayoutParams.WRAP_CONTENT; 
	private GraphicView gv = null;
	private LinearLayout current_layout = null;
	private int state_var_A = 0;  //initial
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        state_var_A = 0;
        current_layout = null;
    	gv = new GraphicView(this);  
    	goto_state_1();
     }
    
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent msg) {
       switch(keyCode) {
    	   case KeyEvent.KEYCODE_A:
    		   if(state_var_A == 1)
 	               this.goto_state_2();    
    		    break;
       }
	    return true;
	 } 
    
    void state_entry_action(){
    	if(current_layout != null)
    		current_layout.removeAllViewsInLayout();
    }
        
    void goto_state_1()  //go to state-01 
    {
    	setTitle("