Android-將View轉換成圖片分享到QQ,微信(不使用第三方API)
阿新 • • 發佈:2019-01-26
效果:將如圖所示的一個LinearLayout分享到qq
佈局程式碼為:
<!--左邊表情處理區域-->
<LinearLayout
android:id="@+id/custom_linearlayout"
android:layout_width="280dp"
android:layout_height="280dp"
android:orientation="vertical"
>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="8"
android:background="@drawable/img_visualty2"
android:gravity="center"
android:orientation ="vertical">
<ImageView
android:id="@+id/img_expression"
android:layout_width="90dp"
android:layout_height="90dp"
android:layout_gravity="center"
android:src ="@drawable/expression1" />
</LinearLayout>
<TextView
android:id="@+id/text_expression"
android:layout_width="match_parent"
android:layout_height="30dp"
android:layout_gravity="center"
android:background="#fff"
android:gravity="center"
android:text="暗中觀察"
android:textSize="18sp" />
</LinearLayout>
1.定義一個輔助類
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.provider.MediaStore;
import android.widget.Toast;
import com.biaoqing.xueyuan.R;
import java.util.List;
/**
* Created by YYL on 2017/8/28.
*/
public class AndroidShare {
/**
* 上下文
*/
private Context context;
/**
* 文字型別
*
*/
public static int TEXT = 0;
/**
* 圖片型別
*/
public static int DRAWABLE = 1;
public AndroidShare(Context context) {
this.context = context;
}
/**
* 分享到QQ好友
*
* @param msgTitle
* (分享標題)
* @param msgText
* (分享內容)
* @param type
* (分享型別)
* @param drawable
* (分享圖片,若分享型別為AndroidShare.TEXT,則可以為null)
*/
public void shareQQFriend(String msgTitle, String msgText, int type,
Bitmap drawable) {
shareMsg("com.tencent.mobileqq",
"com.tencent.mobileqq.activity.JumpActivity", "QQ", msgTitle,
msgText, type, drawable);
}
/**
* 分享到微信好友
*
* @param msgTitle
* (分享標題)
* @param msgText
* (分享內容)
* @param type
* (分享型別)
* @param drawable
* (分享圖片,若分享型別為AndroidShare.TEXT,則可以為null)
*/
public void shareWeChatFriend(String msgTitle, String msgText, int type,
Bitmap drawable) {
shareMsg("com.tencent.mm", "com.tencent.mm.ui.tools.ShareImgUI", "微信",
msgTitle, msgText, type, drawable);
}
/**
* 分享到微信朋友圈(分享朋友圈一定需要圖片)
*
* @param msgTitle
* (分享標題)
* @param msgText
* (分享內容)
* @param drawable
* (分享圖片)
*/
public void shareWeChatFriendCircle(String msgTitle, String msgText,
Bitmap drawable) {
shareMsg("com.tencent.mm", "com.tencent.mm.ui.tools.ShareToTimeLineUI",
"微信", msgTitle, msgText, AndroidShare.DRAWABLE, drawable);
}
/**
* 點選分享的程式碼
*
* @param packageName
* (包名,跳轉的應用的包名)
* @param activityName
* (類名,跳轉的頁面名稱)
* @param appname
* (應用名,跳轉到的應用名稱)
* @param msgTitle
* (標題)
* @param msgText
* (內容)
* @param type
* (傳送型別:text or pic 微信朋友圈只支援pic)
*/
@SuppressLint("NewApi")
private void shareMsg(String packageName, String activityName,
String appname, String msgTitle, String msgText, int type,
Bitmap drawable) {
if (!packageName.isEmpty() && !isAvilible(context, packageName)) {// 判斷APP是否存在
Toast.makeText(context, "請先安裝" + appname, Toast.LENGTH_SHORT)
.show();
return;
}
Intent intent = new Intent("android.intent.action.SEND");
if (type == AndroidShare.TEXT) {
intent.setType("text/plain");
} else if (type == AndroidShare.DRAWABLE) {
intent.setType("image/*");
// BitmapDrawable bd = (BitmapDrawable) drawable;
// Bitmap bt = bd.getBitmap();
final Uri uri = Uri.parse(MediaStore.Images.Media.insertImage(
context.getContentResolver(), drawable, null, null));
intent.putExtra(Intent.EXTRA_STREAM, uri);
}
intent.putExtra(Intent.EXTRA_SUBJECT, msgTitle);
intent.putExtra(Intent.EXTRA_TEXT, msgText);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
if (!packageName.isEmpty()) {
intent.setComponent(new ComponentName(packageName, activityName));
context.startActivity(intent);
} else {
context.startActivity(Intent.createChooser(intent, msgTitle));
}
}
/**
* 判斷相對應的APP是否存在
*
* @param context
* @param packageName
* @return
*/
public boolean isAvilible(Context context, String packageName) {
PackageManager packageManager = context.getPackageManager();
List<PackageInfo> pinfo = packageManager.getInstalledPackages(0);
for (int i = 0; i < pinfo.size(); i++) {
if (((PackageInfo) pinfo.get(i)).packageName
.equalsIgnoreCase(packageName))
return true;
}
return false;
}
// 將view轉換成bitmap
public Bitmap convertViewToBitmap(View view){
view.measure(View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED), View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));
view.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight());
view.buildDrawingCache();
Bitmap bitmap = view.getDrawingCache();
return bitmap;
}
/**
* 指定分享到qq
* @param context
* @param bitmap
*/
public void sharedQQ(Activity context, Bitmap bitmap){
Uri uri = Uri.parse(MediaStore.Images.Media.insertImage(
context.getContentResolver(), BitmapFactory.decodeResource(context.getResources(), R.drawable.img002), null, null));
Intent imageIntent = new Intent(Intent.ACTION_SEND);
imageIntent.setPackage("com.tencent.mobileqq");
imageIntent.setType("image/*");
imageIntent.putExtra(Intent.EXTRA_STREAM, uri);
imageIntent.putExtra(Intent.EXTRA_TEXT,"您的好友邀請您進入天好圈");
imageIntent.putExtra(Intent.EXTRA_TITLE,"天好圈");
context.startActivity(imageIntent);
}
}
2.使用:將一個LinearLayout分享到QQ
LinearLayout custom_linearlayout;
custom_linearlayout= (LinearLayout) findViewById(R.id.custom_linearlayout);
AndroidShare androidShare=new AndroidShare(this);
Bitmap bitmap=androidShare.convertViewToBitmap(custom_linearlayout);
androidShare.shareQQFriend("title","text",1,bitmap);
當然也可以分享到微信好友,朋友圈等
3.若出現許可權的問題
Failed to insert image
java.lang.SecurityException: Permission Denial: writing com.android.providers.media.MediaProvider uri content://media/external/images/media from pid=793, uid=10292 requires android.permission.WRITE_EXTERNAL_STORAGE, or grantUriPermission()
at android.os.Parcel.readException(Parcel.java:1665)
。。。。。。。。。。。
Manifest.permission.WRITE_EXTERNAL_STORAGE,
Manifest.permission.READ_EXTERNAL_STORAGE,