Intent intent = new Intent();
PackageManager manager = getPackageManager();
intent = manager.getLaunchIntentForPackage("com.example.activity");
intent.addCategory(Intent.CATEGORY_LAUNCHER);
startActivity(intent);
ParseQuery<ParseObject> query = ParseQuery.getQuery("HELLO");
query.whereEqualTo("A", string);
query.getFirstInBackground(new GetCallback<ParseObject>() {
public void done(ParseObject object, ParseException e) {
if (object == null) {
// 無資料
Log.d("score", " not Retrieved the object.");
} else {
// 取得相對應資料
Log.d("score", object.getString("NAME"));
}
}
});
ParsePush push = new ParsePush();
push.setChannel("MyChannel");
push.setMessage("MyMessage");
push.sendInBackground();
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<android.support.v4.widget.SwipeRefreshLayout
android:id="@+id/swipe_container"
android:layout_width="match_parent"
android:layout_height="match_parent" >
<GridView
android:id="@+id/gridView1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:numColumns="3" >
</GridView>
</android.support.v4.widget.SwipeRefreshLayout>
</RelativeLayout>
package com.example.refreshview;
import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.os.Handler;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v4.widget.SwipeRefreshLayout.OnRefreshListener;
import android.widget.Toast;
public class MainActivity extends Activity implements OnRefreshListener{
SwipeRefreshLayout mSwipeLayout;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mSwipeLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_container);
mSwipeLayout.setOnRefreshListener(this);
mSwipeLayout.setColorSchemeColors(Color.RED);
}
@Override
public void onRefresh() {
// 模仿更新 ( 2秒
Handler handler = new Handler();
handler.postDelayed(new Runnable(){
@Override
public void run() {
// 結束更新動畫
mSwipeLayout.setRefreshing(false);
Toast.makeText(MainActivity.this, "Refresh Success", Toast.LENGTH_SHORT).show();
}}, 2000);
}
}
mListView.setOnScrollListener(new AbsListView.OnScrollListener() {
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
}
@Override
public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
int topRowVerticalPosition =
(mListView == null || mListView.getChildCount() == 0) ?
0 : mListView.getChildAt(0).getTop();
swipeContainer.setEnabled(firstVisibleItem == 0 && topRowVerticalPosition >= 0);
}
});
public class MyApplication extends Application
{
private static final String ApplicationID = "Your ID";
private static final String ClientKey = "Your Key";
@Override
public void onCreate()
{
super.onCreate();
Parse.initialize(this, ApplicationID, ClientKey);
//initialized some stuff..
ParsePush.subscribeInBackground("若加文字內容，代表指定接收頻道",
new SaveCallback()
{
@Override
public void done(ParseException e)
{
if (null == e)
{
ParseInstallation install =
ParseInstallation.getCurrentInstallation();
String token = install.getString("deviceToken");
//do some stuff with it...
}
}
});
ParseInstallation.getCurrentInstallation().saveInBackground();
//some more stuff
}
}<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
<uses-permission android:name="android.permission.VIBRATE" />
<uses-permission android:name="android.permission.WAKE_LOCK" /><service android:name="com.parse.PushService" />
<receiver android:name="com.parse.ParseBroadcastReceiver" >
<intent-filter>
<action android:name="android.intent.action.BOOT_COMPLETED" />
<action android:name="android.intent.action.USER_PRESENT" />
</intent-filter>
</receiver>
<receiver
android:name="com.parse.ParsePushBroadcastReceiver"
android:exported="false" >
<intent-filter>
<action android:name="com.parse.push.intent.RECEIVE" />
<action android:name="com.parse.push.intent.OPEN" />
<action android:name="com.parse.push.intent.DELETE" />
</intent-filter>
</receiver>
<application
android:name=".MyApplication"
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
.
.
.
Parse.setLogLevel(Parse.LOG_LEVEL_VERBOSE);
Parse.initialize(this, ApplicationID, ClientKey);
public class MainActivity extends Activity {
private TextView textView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
textView = (TextView) findViewById(R.id.textView1);
File div = new File(Environment.getExternalStorageDirectory(),
"MyTestFile/Hello");
if (!div.exists()) {
div.mkdirs();
textView.setText("檔案已新增");
}
else
{
textView.setText("檔案已存在");
}
}
}
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
public interface HelloCallBack {
public void success(String strSuccess);
}
public class Hello {
public HelloCallBack _helloCallBack;
public Hello(HelloCallBack helloCallBack){
this._helloCallBack = helloCallBack;
}
public void speak(){
// 回傳內容
_helloCallBack.success(""+(int)(Math.random()*42+1));
}
}
public class MainActivity extends Activity implements OnClickListener, HelloCallBack{
private TextView textView1;
private Button btn;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
textView1 = (TextView) findViewById(R.id.textView1);
btn = (Button) findViewById(R.id.button1);
btn.setOnClickListener(this);
}
@Override
public void onClick(View v) {
new Hello(this).speak();
}
@Override
public void success(String strSuccess) {
textView1.setText(strSuccess);
}
}
cd C:\Users\Xxx\Desktop\NewFile
adb logcat -v time > MyLogcat.txt
import android.content.Context;
import android.content.SharedPreferences;
public class MemoryClass {
public static final String PREFERENCES_NAME = "Hello";
public static final String NAME = "NAME";
public static void setName(Context context,String name) {
SharedPreferences sp = context.getSharedPreferences(PREFERENCES_NAME,
Context.MODE_PRIVATE);
sp.edit().putString(NAME, name).commit();
}
public static String getName(Context context) {
SharedPreferences sp = context.getSharedPreferences(PREFERENCES_NAME,
Context.MODE_PRIVATE);
return sp.getString(NAME, "");
}
}
// 儲存文字內容
MemoryClass.setName(MainActivity.this, "John");
// 讀取指定參數
String name = MemoryClass.getName(MainActivity.this);
