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 java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;

import android.app.Activity;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Color;
import android.graphics.Typeface;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.ImageButton;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.CompoundButton.OnCheckedChangeListener;

public class ac01 extends Activity implements OnCheckedChangeListener, OnClickListener {
  	private final int WC = LinearLayout.LayoutParams.WRAP_CONTENT; 
	private int state_var_A, state_var_B, state_B_history, state_C_history;
	private int state_var_C;
	private TextView tx;
	private CheckBox cx1, cx2; 
	
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        this.goto_state_1();  
    }    
        void show_layout_01(){
  	        LinearLayout.LayoutParams l_ck_param;
           	LinearLayout ck_layout = new LinearLayout(this);
        	ck_layout.setOrientation(LinearLayout.HORIZONTAL);   
            
        	cx1 = new CheckBox(this);
        	cx1.setId(2001);
    	    cx1.setText("Bold");
    	    cx1.setChecked(false);
    	    cx1.setOnCheckedChangeListener(this);
    	    l_ck_param = new LinearLayout.LayoutParams(WC, WC);
    	    l_ck_param.topMargin = 20;
    	    l_ck_param.leftMargin = 12;
    	    ck_layout.addView(cx1, l_ck_param);
    	    
    	    cx2 = new CheckBox(this);
    	    cx2.setId(2002);
    	    cx2.setText("Italic");
    	    cx2.setChecked(false);
    	    cx2.setOnCheckedChangeListener(this);
    	    l_ck_param = new LinearLayout.LayoutParams(WC, WC);
    	    l_ck_param.topMargin = 20;
    	    l_ck_param.leftMargin = 32;
    	    ck_layout.addView(cx2, l_ck_param);
            //================================
     	    LinearLayout layout = new LinearLayout(this);
         	layout.setOrientation(LinearLayout.VERTICAL);
         	LinearLayout.LayoutParams param 
         	      = new LinearLayout.LayoutParams(WC, WC);
            param.leftMargin = 20;
            param.topMargin = 3;
            layout.addView(ck_layout,param);
            
            tx = new TextView(this);
            tx.setId(3002);
            tx.setBackgroundResource(R.drawable.bk);
            tx.setBackgroundColor(Color.WHITE);
            tx.setTextColor(Color.BLUE);
            tx.setOnClickListener(this);
            param = new LinearLayout.LayoutParams(250, 150);
            param.leftMargin = 3;
            param.topMargin = 3;
            layout.addView(tx,param);
            
            ImageButton ibtn = new ImageButton(this);
            ibtn.setId(3003);
            ibtn.setBackgroundResource(R.drawable.x_blue);
            ibtn.setAlpha(88);
            ibtn.setOnClickListener(this);
            Bitmap bmp = BitmapFactory.decodeResource(getResources(), R.drawable.x_xxx);
            ibtn.setImageBitmap(bmp);
                                   
            param = new LinearLayout.LayoutParams(50, 50);
            param.topMargin = 15;
            param.leftMargin = 75;
            layout.addView(ibtn, param);

            setContentView(layout);
                      
    }
        void goto_state_1() // Transit
        {
          	state_var_A = 1;
          	state_B_history = 0; 
         	state_C_history = 0;  	
        }  
        void goto_state_2() 
        {
        	state_var_A = 2;
        	this.show_layout_01();
        	if(state_B_history == 0)  state_B_history = 4;
        	state_var_B = state_B_history;
        	if(state_var_B == 4 )
        		cx1.setChecked(false);
        	else
        		cx1.setChecked(true);
        	if(state_C_history == 0)  state_C_history = 6;
         	state_var_C = state_C_history;
         	if(state_var_C == 6 )
        		cx2.setChecked(false);
        	else
        		cx2.setChecked(true);
         	this.transition_action();
        }  
        
        void goto_state_3() // initial & transit
        {
            state_var_A = 3;
            tx.setTextColor(Color.RED);
      	    tx.setText(" Pause...");
      	    Editor editor = getSharedPreferences("STATE", 0).edit(); 
 		    editor.putInt("state_B", state_var_B); 
 		    editor.putInt("state_C", state_var_C); 
 		    editor.commit(); 
        }  
        void goto_state_4() 
        {
            state_var_B = 4;
            this.transition_action();
        }  
        void goto_state_5() 
        {
            state_var_B = 5;
            this.transition_action();
        }  
        void goto_state_6() 
        {
            state_var_C = 6;
            this.transition_action();
        } 
        void goto_state_7() 
        {
            state_var_C = 7;
            this.transition_action();
        }  
        void goto_state_8() // transit
        {
        	SharedPreferences passwdfile = getSharedPreferences("STATE", 0); 
  	        state_B_history = passwdfile.getInt("state_B", 4); 
  	        state_C_history = passwdfile.getInt("state_C", 6);
  	        goto_state_2();
         }  
       void transition_action() 
        {
            this.showXml("/res/raw/km.xml");
        }    
       public void showXml(String full_name) {
       	    String preXml = "";
      		InputStream is = R.class.getResourceAsStream(full_name);
      		if(is == null)
      			setTitle("fail to open " + full_name);
      		BufferedInputStream bso = new BufferedInputStream(is);
      	  	BufferedReader reader = new BufferedReader(new InputStreamReader(bso));
       	  	String s;
      		try {
      			s = reader.readLine();
      		   	while(s != null){
         	        preXml += s.trim();;	
      	   	    s = reader.readLine();
      	  	    }
      		}
      	    catch (Exception e1) {
      	     	e1.printStackTrace();
      	   }
      	    tx.setText(preXml);
            if(state_var_B == 5 && state_var_C == 7 )    	  
                tx.setTypeface(null, Typeface.BOLD_ITALIC);
            else if(state_var_B == 5)
          	  tx.setTypeface(null, Typeface.BOLD);
            else if(state_var_C == 7)
          	  tx.setTypeface(null, Typeface.ITALIC);
            else
          	  tx.setTypeface(null, Typeface.NORMAL);
      }
     @Override
  	 public void onPause() {
  	        super.onPause();
             this.goto_state_3();
  	   }
     @Override
 	 protected void onResume() {
         super.onResume();
         if(state_var_A == 1)
             this.goto_state_2();
         else if(state_var_A == 3) {
        	    goto_state_8();
         } 
     }
  	 @Override
	 public void onCheckedChanged(CompoundButton buttonView,
				boolean isChecked) {
  		    if(state_var_A != 2) return;
			if(buttonView.getId() == 2001)
				if(isChecked)
				    goto_state_5();
				else
					goto_state_4();
		    else if(buttonView.getId() == 2002)
			    if(isChecked)
				    goto_state_7();
				else
					goto_state_6();
		}
		@Override
		public void onClick(View v) {
			 if(v.getId() == 3002 && state_var_A == 2)
				 finish();
			 else if(v.getId() == 3003){
				    if(state_var_A == 2)
	    	          this.goto_state_3();
				    else if(state_var_A == 3)
					  this.goto_state_8();
			 }
		}
}