Android(安卓)AlertDialog学习

1. 有两个按钮的对话框

Builder builder=new AlertDialog.Builder(AlertDialogActivity.this);builder.setIcon(android.R.drawable.btn_plus);builder.setTitle("btnplus");builder.setMessage("去不去？");builder.setPositiveButton("确定", new DialogInterface.OnClickListener(){public void onClick(DialogInterface dialog,int which){Toast.makeText(AlertDialogActivity.this,"你选择了确定按钮",Toast.LENGTH_SHORT).show();}});builder.setNegativeButton("取消",new DialogInterface.OnClickListener(){public void onClick(DialogInterface dialog,int which){Toast.makeText(AlertDialogActivity.this, "你选择了取消按钮",Toast.LENGTH_SHORT).show();}});builder.show();}

2. 带有三个按钮的对话框

public void onClick(View v) {// TODO Auto-generated method stubnew AlertDialog.Builder(AlertDialogActivity.this).setIcon(android.R.drawable.btn_star).setTitle("温馨提示").setMessage("提示内容，三个按钮").setPositiveButton("确定",new DialogInterface.OnClickListener() {public void onClick(DialogInterface dialog, int which) {// TODO Auto-generated method stubToast.makeText(AlertDialogActivity.this, "你选择了确定按钮", Toast.LENGTH_SHORT).show();}}).setNeutralButton("菜单",new DialogInterface.OnClickListener() {public void onClick(DialogInterface dialog, int which) {// TODO Auto-generated method stubToast.makeText(AlertDialogActivity.this, "你选择了详细按钮", Toast.LENGTH_SHORT).show();}}).setNegativeButton("取消",new DialogInterface.OnClickListener(){public void onClick(DialogInterface dialog,int which){Toast.makeText(AlertDialogActivity.this,"你选择了取消按钮",Toast.LENGTH_SHORT).show();}}).show();}

3. 能进行输入的对话框

public void onClick(View v) {// TODO Auto-generated method stubLayoutInflater inflater=LayoutInflater.from(AlertDialogActivity.this);final View textEntryView=inflater.inflate(R.layout.alert_dialog_text_entry,null);final EditText usernameET=(EditText)textEntryView.findViewById(R.id.username_value);final EditText passwordET=(EditText)textEntryView.findViewById(R.id.password_value);new AlertDialog.Builder(AlertDialogActivity.this).setIcon(android.R.drawable.btn_star).setTitle("温馨提示").setView(textEntryView).setPositiveButton("确定",new DialogInterface.OnClickListener() {public void onClick(DialogInterface dialog,int which){Toast.makeText(AlertDialogActivity.this,"用户名="+usernameET.getText().toString()+"\n密码="+passwordET.getText().toString(),Toast.LENGTH_SHORT).show();}}).setNegativeButton("取消",new DialogInterface.OnClickListener(){public void onClick(DialogInterface dialog,int which){Toast.makeText(AlertDialogActivity.this,"你选择了取消按钮",Toast.LENGTH_SHORT).show();}}).show();

4. 进度条对话框

ProgressDialog dialog=new ProgressDialog(AlertDialogActivity.this);dialog.setTitle("处理中。。。");dialog.setMessage("请稍等。。。");dialog.show();

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