Android带进度条对话框ProgressDialog的使用

ProgressDialog m_pDialog = new ProgressDialog(this);
m_pDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
//设置进度条风格，风格为圆形，旋转的
//m_pDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
m_pDialog.setTitle("提示");
m_pDialog.setMessage("正在下载沈阳市离线地图！");
m_pDialog.setIndeterminate(false);
// 是否可以返回取消
m_pDialog.setCancelable(false);
//设置进度条最大值，默认为100
m_pDialog.setMax(Integer.valueOf((String) msg.obj));
//设置进度条当前值
m_pDialog.setProgress(0);
//进度条增加
m_pDialog.incrementProgressBy(1);
//进度条减少
m_pDialog.incrementProgressBy(-1);
//设置ProgressDialog 标题图标 
m_pDialog.setIcon(R.drawable.blue_search);、
//设置ProgressDialog 的进度条是否不明确 
m_pDialog.setIndeterminate(false);

//添加按钮

m_pDialog.setButton("暂停", new DialogInterface.OnClickListener() {

@Override

public void onClick(DialogInterface dialog, int which) {

// TODO Auto-generated method stub

//改变按钮中的文字

Button button = m_pDialog.getButton(ProgressDialog.BUTTON1);

if(button.getText().toString().equals("暂停")){

}else{

}

button.setText("继续");

//按钮点击后，提示框不会消失

try {

Field field = dialog.getClass().getSuperclass().getSuperclass().getDeclaredField("mShowing");

field.setAccessible(true);

field.set(dialog, false);

}catch (Exception e){

e.printStackTrace();

}

}

});

m_pDialog.setButton2("后台", new DialogInterface.OnClickListener() {

@Override

public void onClick(DialogInterface dialog, int which) {

// TODO Auto-generated method stub

//按钮点击后，提示框消失

try {

Field field = dialog.getClass().getSuperclass().getSuperclass().getDeclaredField("mShowing");

field.setAccessible(true);

field.set(dialog, true);

}catch (Exception e){

e.printStackTrace();

}

}

});

m_pDialog.show();

}