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845天前package com.example.handler; |
import android.app.Activity; |
import android.os.Bundle; |
import android.os.Handler; |
import android.view.Menu; |
import android.view.View; |
import android.view.View.OnClickListener; |
import android.widget.Button; |
import android.widget.ProgressBar; |
import android.widget.SeekBar; |
import android.widget.SeekBar.OnSeekBarChangeListener; |
public class MainActivity extends Activity { |
private ProgressBar progressBar; |
private SeekBar seekBar; |
private Button button1, button2, button3, button4, button5, button6; |
int i = 0; |
int j = 0; |
boolean flag1 = true; |
boolean flag2 = true; |
@Override |
protected void onCreate(Bundle savedInstanceState) { |
super.onCreate(savedInstanceState); |
setContentView(R.layout.activity_main); |
progressBar = (ProgressBar) findViewById(R.id.progressBar1); |
seekBar = (SeekBar) findViewById(R.id.seekBar); |
button1 = (Button) findViewById(R.id.button1); |
button2 = (Button) findViewById(R.id.button2); |
button3 = (Button) findViewById(R.id.button3); |
button4 = (Button) findViewById(R.id.button4); |
button5 = (Button) findViewById(R.id.button5); |
button6 = (Button) findViewById(R.id.button6); |
button1.setOnClickListener(new button()); |
button2.setOnClickListener(new button()); |
button3.setOnClickListener(new button()); |
button4.setOnClickListener(new button()); |
button5.setOnClickListener(new button()); |
button6.setOnClickListener(new button()); |
/** |
* 拖动seekbar时间 |
*/ |
seekBar.setOnSeekBarChangeListener(new OnSeekBarChangeListener() { |
|
@Override |
public void onStopTrackingTouch(SeekBar arg0) { |
// TODO Auto-generated method stub |
|
} |
|
@Override |
public void onStartTrackingTouch(SeekBar arg0) { |
// TODO Auto-generated method stub |
|
} |
/** |
* seekbar拖动后的位置为第二个参数 arg1 |
*/ |
@Override |
public void onProgressChanged(SeekBar arg0, int arg1, boolean arg2) { |
// TODO Auto-generated method stub |
j=arg1; |
} |
}); |
} |
/** |
* 按钮点击事件 |
* |
* @author Administrator |
* |
*/ |
class button implements OnClickListener { |
@Override |
public void onClick(View arg0) { |
// TODO Auto-generated method stub |
switch (arg0.getId()) { |
case R.id.button1: |
if (flag1) { |
handler.post(rannable); |
flag1 = false; |
} |
break; |
case R.id.button2: |
flag1 = true; |
handler.removeCallbacks(rannable); |
break; |
case R.id.button3: |
flag1 = true; |
handler.removeCallbacks(rannable); |
i = 0; |
progressBar.setProgress(i); |
break; |
case R.id.button4: |
if (flag2) { |
|
handler2.post(r); |
flag2 = false; |
} |
break; |
case R.id.button5: |
flag2 = true; |
handler2.removeCallbacks(r); |
break; |
case R.id.button6: |
flag2 = true; |
handler2.removeCallbacks(r); |
j = 0; |
seekBar.setProgress(j); |
break; |
default: |
break; |
} |
} |
} |
/** |
* 线程1 |
*/ |
Handler handler = new Handler(); |
Runnable rannable = new Runnable() { |
@Override |
public void run() { |
// TODO Auto-generated method stub |
i++; |
progressBar.setProgress(i); |
handler.postDelayed(rannable, 100); |
if (i == 100) { |
i = 0; |
} |
System.out.println("ddd"); |
} |
}; |
/** |
* 线程2 |
*/ |
Handler handler2 = new Handler(); |
Runnable r = new Runnable() { |
@Override |
public void run() { |
// TODO Auto-generated method stub |
j++; |
seekBar.setProgress(j); |
handler2.postDelayed(r, 100); |
if (j == 100) { |
j = 0; |
} |
System.out.println("ooo"); |
} |
}; |
/** |
* 菜单 |
*/ |
@Override |
public boolean onCreateOptionsMenu(Menu menu) { |
// Inflate the menu; this adds items to the action bar if it is present. |
getMenuInflater().inflate(R.menu.main, menu); |
return true; |
} |
} |
