通过程序包名称为共享意图创建自定义选择器 [英] Creating custom chooser for share intent by package name
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问题描述
我的android活动中有一个Text,我想给用户选项以在社交应用(例如whatsapp,line,facebook,twitter等)上共享该文本.
I have a Text in my android activity and I want give the user option to share it on social apps like whatsapp, line, facebook, twitter etc.
但是我想创建一个自定义选择器,以使其不会在选择器中显示意外的应用程序.
But I want to create a custom chooser so that it won't show unintended apps in the chooser.
我知道此代码段
Intent shareIntent = new Intent(android.content.Intent.ACTION_SEND);
shareIntent.setType("text/plain");
startActivity(Intent.createChooser(shareIntent, "Share via"));
如何做到这一点,以便在选择器中仅显示我可以通过程序包名称指定的应用程序.
How can I make it so that in the chooser it'd only show the apps which I can specify by their package names.
谢谢
推荐答案
即使我认为这个问题是重复的,但是由于我仍然找不到重复的问题,所以让我先提供一个答案.
Even though I think this question is duplicated, but since I can't find the duplicated question yet, let me provide an answer first.
List<Intent> targetedShareIntents = new ArrayList<Intent>();
Intent shareInent = new Intent(Intent.ACTION_SEND);
shareInent.setType("text/plain");
List<ResolveInfo> resInfo = activity.getPackageManager().queryIntentActivities(shareInent, 0);
// put the name of the packages you want in this ArrayList
ArrayList<String> wantedPackage = new ArrayList<>();
if (!resInfo.isEmpty()) {
for (ResolveInfo info : resInfo) {
Intent targetedShare = new Intent(android.content.Intent.ACTION_SEND);
targetedShare.setType("text/plain");
String infoPackageName = info.activityInfo.packageName.toLowerCase();
if (wantedPackage.contains(infoPackageName)) {
targetedShare.putExtra(Intent.EXTRA_TEXT, "put your text here");
targetedShare.setPackage(info.activityInfo.packageName.toLowerCase());
targetedShareIntents.add(targetedShare);
resPackageNames.add(infoPackageName);
}
}
Intent chooserIntent = Intent.createChooser(targetedShareIntents.remove(0), "Chooser title");
chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, targetedShareIntents.toArray(new Parcelable[]{}));
startActivity(chooserIntent);
}
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