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Start implementing UI for changing requested policies.

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This commit is contained in:
Dianne Hackborn
2010-01-20 13:43:01 -08:00
parent 4fe6d38a68
commit cc4ee91892
5 changed files with 304 additions and 20 deletions
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187
samples/ApiDemos/src/com/example/android/apis/app/SampleDeviceAdmin.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright (C) 2007 The Android Open Source Project
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -19,17 +19,27 @@ package com.example.android.apis.app;
import com.example.android.apis.R;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.DeviceAdmin;
import android.app.DevicePolicyManager;
import android.content.ComponentName;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.Toast;
import android.widget.AdapterView.OnItemSelectedListener;
/**
* Example of a do-nothing admin class. When enabled, it lets you control
@@ -37,6 +47,13 @@ import android.widget.Toast;
*/
public class SampleDeviceAdmin extends DeviceAdmin {
static SharedPreferences getSamplePreferences(Context context) {
return context.getSharedPreferences(DeviceAdmin.class.getName(), 0);
}
static String PREF_PASSWORD_MODE = "password_mode";
static String PREF_PASSWORD_LENGTH = "password_length";
void showToast(Context context, CharSequence msg) {
Toast.makeText(context, msg, Toast.LENGTH_SHORT).show();
}
@@ -61,11 +78,15 @@ public class SampleDeviceAdmin extends DeviceAdmin {
showToast(context, "Sample Device Admin: pw failed");
}
@Override
public void onPasswordSucceeded(Context context, Intent intent) {
showToast(context, "Sample Device Admin: pw succeeded");
}
/**
* <p>Example of explicitly starting and stopping the local service.
* This demonstrates the implementation of a service that runs in the same
* process as the rest of the application, which is explicitly started and stopped
* as desired.</p>
* <p>UI control for the sample device admin. This provides an interface
* to enable, disable, and perform other operations with it to see
* their effect.</p>
*
* <p>Note that this is implemented as an inner class only keep the sample
* all together; typically this code would appear in some separate class.
@@ -79,6 +100,24 @@ public class SampleDeviceAdmin extends DeviceAdmin {
Button mEnableButton;
Button mDisableButton;
// Password mode spinner choices
// This list must match the list found in samples/ApiDemos/res/values/arrays.xml
final static int mPasswordModeValues[] = new int[] {
DevicePolicyManager.PASSWORD_MODE_UNSPECIFIED,
DevicePolicyManager.PASSWORD_MODE_SOMETHING,
DevicePolicyManager.PASSWORD_MODE_NUMERIC,
DevicePolicyManager.PASSWORD_MODE_ALPHANUMERIC
};
Spinner mPasswordMode;
EditText mPasswordLength;
Button mSetPasswordButton;
EditText mPassword;
Button mResetPasswordButton;
Button mForceLockButton;
Button mWipeDataButton;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
@@ -93,6 +132,47 @@ public class SampleDeviceAdmin extends DeviceAdmin {
mEnableButton.setOnClickListener(mEnableListener);
mDisableButton = (Button)findViewById(R.id.disable);
mDisableButton.setOnClickListener(mDisableListener);
mPasswordMode = (Spinner)findViewById(R.id.password_mode);
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
this, R.array.password_modes, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
mPasswordMode.setAdapter(adapter);
mPasswordMode.setOnItemSelectedListener(
new OnItemSelectedListener() {
public void onItemSelected(
AdapterView<?> parent, View view, int position, long id) {
setPasswordMode(mPasswordModeValues[position]);
}
public void onNothingSelected(AdapterView<?> parent) {
setPasswordMode(DevicePolicyManager.PASSWORD_MODE_UNSPECIFIED);
}
});
mPasswordLength = (EditText)findViewById(R.id.password_length);
mPasswordLength.addTextChangedListener(new TextWatcher() {
public void afterTextChanged(Editable s) {
}
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
public void onTextChanged(CharSequence s, int start, int before, int count) {
try {
setPasswordLength(Integer.parseInt(s.toString()));
} catch (NumberFormatException e) {
}
}
});
mSetPasswordButton = (Button)findViewById(R.id.set_password);
mSetPasswordButton.setOnClickListener(mSetPasswordListener);
mPassword = (EditText)findViewById(R.id.password);
mResetPasswordButton = (Button)findViewById(R.id.reset_password);
mResetPasswordButton.setOnClickListener(mResetPasswordListener);
mForceLockButton = (Button)findViewById(R.id.force_lock);
mForceLockButton.setOnClickListener(mForceLockListener);
mWipeDataButton = (Button)findViewById(R.id.wipe_data);
mWipeDataButton.setOnClickListener(mWipeDataListener);
}
void updateButtonStates() {
@@ -100,12 +180,64 @@ public class SampleDeviceAdmin extends DeviceAdmin {
if (active) {
mEnableButton.setEnabled(false);
mDisableButton.setEnabled(true);
mPasswordMode.setEnabled(true);
mPasswordLength.setEnabled(true);
mSetPasswordButton.setEnabled(true);
mPassword.setEnabled(true);
mResetPasswordButton.setEnabled(true);
mForceLockButton.setEnabled(true);
mWipeDataButton.setEnabled(true);
} else {
mEnableButton.setEnabled(true);
mDisableButton.setEnabled(false);
mPasswordMode.setEnabled(false);
mPasswordLength.setEnabled(false);
mSetPasswordButton.setEnabled(false);
mPassword.setEnabled(false);
mResetPasswordButton.setEnabled(false);
mForceLockButton.setEnabled(false);
mWipeDataButton.setEnabled(false);
}
}
void updateControls() {
SharedPreferences prefs = getSamplePreferences(this);
final int pwMode = prefs.getInt(PREF_PASSWORD_MODE,
DevicePolicyManager.PASSWORD_MODE_UNSPECIFIED);
final int pwLength = prefs.getInt(PREF_PASSWORD_LENGTH, 0);
for (int i=0; i<mPasswordModeValues.length; i++) {
if (mPasswordModeValues[i] == pwMode) {
mPasswordMode.setSelection(i);
}
}
mPasswordLength.setText(Integer.toString(pwLength));
}
void updatePolicies() {
SharedPreferences prefs = getSamplePreferences(this);
final int pwMode = prefs.getInt(PREF_PASSWORD_MODE,
DevicePolicyManager.PASSWORD_MODE_UNSPECIFIED);
final int pwLength = prefs.getInt(PREF_PASSWORD_LENGTH, 0);
boolean active = mDPM.isAdminActive(mSampleDeviceAdmin);
if (active) {
mDPM.setPasswordMode(mSampleDeviceAdmin, pwMode);
mDPM.setMinimumPasswordLength(mSampleDeviceAdmin, pwLength);
}
}
void setPasswordMode(int mode) {
SharedPreferences prefs = getSamplePreferences(this);
prefs.edit().putInt(PREF_PASSWORD_MODE, mode).commit();
updatePolicies();
}
void setPasswordLength(int length) {
SharedPreferences prefs = getSamplePreferences(this);
prefs.edit().putInt(PREF_PASSWORD_LENGTH, length).commit();
updatePolicies();
}
@Override
protected void onResume() {
super.onResume();
@@ -143,7 +275,48 @@ public class SampleDeviceAdmin extends DeviceAdmin {
updateButtonStates();
}
};
}
private OnClickListener mSetPasswordListener = new OnClickListener() {
public void onClick(View v) {
// Launch the activity to have the user set a new password.
Intent intent = new Intent(DevicePolicyManager.ACTION_SET_NEW_PASSWORD);
startActivity(intent);
}
};
private OnClickListener mResetPasswordListener = new OnClickListener() {
public void onClick(View v) {
boolean active = mDPM.isAdminActive(mSampleDeviceAdmin);
if (active) {
mDPM.resetPassword(mPassword.getText().toString());
}
}
};
private OnClickListener mForceLockListener = new OnClickListener() {
public void onClick(View v) {
boolean active = mDPM.isAdminActive(mSampleDeviceAdmin);
if (active) {
mDPM.lockNow();
}
}
};
private OnClickListener mWipeDataListener = new OnClickListener() {
public void onClick(View v) {
AlertDialog.Builder builder = new AlertDialog.Builder(Controller.this);
builder.setMessage("This will erase all of your data. Are you sure?");
builder.setPositiveButton("Yes", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
boolean active = mDPM.isAdminActive(mSampleDeviceAdmin);
if (active) {
mDPM.wipeData(0);
}
}
});
builder.setNegativeButton("No way!", null);
builder.show();
}
};
}
}

30
samples/ApiDemos/src/com/example/android/apis/view/Spinner1.java
View File

@@ -22,12 +22,20 @@ import com.example.android.apis.R;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.Toast;
import android.widget.AdapterView.OnItemSelectedListener;
public class Spinner1 extends Activity {
void showToast(CharSequence msg) {
Toast.makeText(this, msg, Toast.LENGTH_SHORT).show();
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
@@ -38,11 +46,33 @@ public class Spinner1 extends Activity {
this, R.array.colors, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
s1.setAdapter(adapter);
s1.setOnItemSelectedListener(
new OnItemSelectedListener() {
public void onItemSelected(
AdapterView<?> parent, View view, int position, long id) {
showToast("Spinner1: position=" + position + " id=" + id);
}
public void onNothingSelected(AdapterView<?> parent) {
showToast("Spinner1: unselected");
}
});
Spinner s2 = (Spinner) findViewById(R.id.spinner2);
adapter = ArrayAdapter.createFromResource(this, R.array.planets,
android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
s2.setAdapter(adapter);
s2.setOnItemSelectedListener(
new OnItemSelectedListener() {
public void onItemSelected(
AdapterView<?> parent, View view, int position, long id) {
showToast("Spinner2: position=" + position + " id=" + id);
}
public void onNothingSelected(AdapterView<?> parent) {
showToast("Spinner2: unselected");
}
});
}
}