前段時間忙着學東西做東西,這幾天小馬有時間就拿來學習下官方的文檔,裡面好東西太多了,今天看到了Clip,反正不懂,小馬帶着無恥的好奇心,做了個DEMO,先講下注意的一點,就是在使用Android剪貼闆的時候大家隻記住一點就行了,不管是安卓裝置還是PC機,複制粘貼在同一時間裡隻能用于一個對象上,整通俗點就是:PC機上,不可能同時從C槽複制,又從D盤複制就行了,具體的看代碼,很簡單,直接上代碼:
package com.xiaoma.clipboard.demo;
import android.app.Activity;
import android.content.ClipData;
import android.content.ClipData.Item;
import android.content.ClipDescription;
import android.content.ClipboardManager;
import android.content.ContentResolver;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;
/**
* @Title: ClipBoardDemoActivity.java
* @Package com.xiaoma.clipboard.demo
* @Description: 剪貼闆學習
* @author MZH
*/
public class ClipBoardDemoActivity extends Activity implements OnClickListener{
private Button put = null;
private Button get = null;
private ClipboardManager clipboard = null;
private static final String CONTACTS = "content://com.example.contacts";
private String COPY_PATH = "/copy";
public static final String MIME_TYPE_CONTACT = "vnd.android.cursor.item/vnd.xiaoma.contact";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
init();
}
/**
* 初始化方法實作
*/
private void init(){
put = (Button)findViewById(R.id.button1);
put.setOnClickListener(this);
get = (Button)findViewById(R.id.button2);
get.setOnClickListener(this);
* 監聽實作
public void onClick(View v) {
switch (v.getId()) {
case R.id.button1:
put();
break;
case R.id.button2:
get();
default:
}
* 往Clip中放入資料
private void put(){
/**
* 往ClipboardManager中可放的資料類型有三種:
* 因為大家都知道,就算是電腦,Ctrl+c也不可能在同一時間裡即
* 從C槽剪貼,又從D般剪貼,是以小馬隻寫一種簡單的資訊進去,
* 另外兩種寫在注釋中
//類型一:text
clipboard = (ClipboardManager)getSystemService(CLIPBOARD_SERVICE);
ClipData textCd = ClipData.newPlainText("kkk", "WaHouHou!Clip....");
clipboard.setPrimaryClip(textCd);
*/
*
//類型二:URI
Uri copyUri = Uri.parse(CONTACTS + COPY_PATH + "/" + "XiaoMa");
ClipData clipUri = ClipData.newUri(getContentResolver(),"URI",copyUri);
clipboard.setPrimaryClip(clipUri);
*
*/
//類型三:Intent
//試下在Intent剪貼時使用Bundle傳值進去
Intent appIntent = new Intent();
Bundle bundle = new Bundle();
bundle.putInt("xiaoma", 3344258);
bundle.putInt("yatou", 3344179);
appIntent.putExtra("XiaoMaGuo", bundle);
appIntent.setClass(ClipBoardDemoActivity.this, ReceiverClip.class);
ClipData clipIntent = ClipData.newIntent("Intent",appIntent);
clipboard.setPrimaryClip(clipIntent);
* 從Clip中取資料
private void get(){
Item item = null;
//無資料時直接傳回
if(!clipboard.hasPrimaryClip()){
Toast.makeText(getApplicationContext(), "剪貼闆中無資料", Toast.LENGTH_SHORT).show();
return ;
}
//如果是文本資訊
if (clipboard.getPrimaryClipDescription().hasMimeType(
ClipDescription.MIMETYPE_TEXT_PLAIN)) {
ClipData cdText = clipboard.getPrimaryClip();
item = cdText.getItemAt(0);
//此處是TEXT文本資訊
if(item.getText() == null){
Toast.makeText(getApplicationContext(), "剪貼闆中無内容", Toast.LENGTH_SHORT).show();
return ;
}else{
Toast.makeText(getApplicationContext(), item.getText(), Toast.LENGTH_SHORT).show();
}
//如果是INTENT
} else if (clipboard.getPrimaryClipDescription().hasMimeType(
ClipDescription.MIMETYPE_TEXT_INTENT)) {
//此處是INTENT
item = clipboard.getPrimaryClip().getItemAt(0);
Intent intent = item.getIntent();
startActivity(intent);
//........
//如果是URI
ClipDescription.MIMETYPE_TEXT_URILIST)) {
//此處是URI内容
ContentResolver cr = getContentResolver();
ClipData cdUri = clipboard.getPrimaryClip();
item = cdUri.getItemAt(0);
Uri uri = item.getUri();
if(uri != null){
String mimeType = cr.getType(uri);
if (mimeType != null) {
if (mimeType.equals(MIME_TYPE_CONTACT)) {
Cursor pasteCursor = cr.query(uri, null, null, null, null);
if (pasteCursor != null) {
if (pasteCursor.moveToFirst()) {
//此處對資料進行操作就可以了,前提是有權限
}
}
pasteCursor.close();
}
}
}
下面是用來接收Intent傳遞的值,臨時的一個Activity,代碼更簡單:
import android.view.TextureView;
import android.widget.TextView;
/**
* @Title: ReceiverClip.java
* @Package com.xiaoma.clipboard.demo
* @Description:臨時用來接收下從Clip傳過來的Intent值
* @author MZH
*/
public class ReceiverClip extends Activity {
private TextView tv1 ;
private TextView tv2 ;
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
setContentView(R.layout.main2);
tv1 = (TextView)findViewById(R.id.xiaoma);
tv2 = (TextView)findViewById(R.id.yatou);
Intent intent = getIntent();
Bundle b =intent.getBundleExtra("XiaoMaGuo");
if(b != null){
int xiaoma = b.getInt("xiaoma");
int yatou = b.getInt("yatou");
if(!"".equals(String.valueOf(xiaoma)) && !"".equals(String.valueOf(yatou))){
tv1.setText(String.valueOf(xiaoma));
tv2.setText(String.valueOf(yatou));
全局配置檔案裡面沒什麼,如下:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.xiaoma.clipboard.demo"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk android:minSdkVersion="14" />
<application
android:icon="@drawable/guoguo"
android:label="@string/app_name" >
<activity
android:name=".ClipBoardDemoActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".ReceiverClip"></activity>
</application>
</manifest>
如果因為沒效果圖看不爽的話,朋友們可以直接下載下傳小馬寫的DEMO,代碼很簡單,大牛跳過,跟小馬一樣的菜菜可以學習交流下,吼吼...老規矩,如有小馬講不清楚的地方,還請朋友直接批評指點,有錯必改,共同提高進步,謝謝
<a href="http://down.51cto.com/data/2359963" target="_blank">附件:http://down.51cto.com/data/2359963</a>
本文轉自華華世界 51CTO部落格,原文連結:http://blog.51cto.com/mzh3344258/792749,如需轉載請自行聯系原作者