Android编程开发之打开文件的Intent及使用方法

Uri uri = Uri.fromFile(file); intent.setDataAndType(uri, "audio/*");

return intent; }

//android获取一个用于打开视频文件的intent public static Intent getVideoFileIntent(File file)

{ Intent intent = new Intent("android.intent.action.VIEW");

intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); intent.putExtra("oneshot", 0);

intent.putExtra("configchange", 0); Uri uri = Uri.fromFile(file);

intent.setDataAndType(uri, "video/*"); return intent;

} //android获取一个用于打开CHM文件的intent

public static Intent getChmFileIntent(File file) {

Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT");

intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); Uri uri = Uri.fromFile(file);

intent.setDataAndType(uri, "application/x-chm"); return intent;

} //android获取一个用于打开Word文件的intent

public static Intent getWordFileIntent(File file) {

Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT");

intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); Uri uri = Uri.fromFile(file);

intent.setDataAndType(uri, "application/msword"); return intent;

} //android获取一个用于打开Excel文件的intent

public static Intent getExcelFileIntent(File file) {

Intent intent = new Intent("android.intent.action.VIEW"); intent.addCategory("android.intent.category.DEFAULT");

intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); Uri uri = Uri.fromFile(file);

intent.setDataAndType(uri, "application/vnd.ms-excel"); return intent;