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我有一個奇怪的問題。我已經將我的應用程序設置爲打開文件的默認啓動程序，如下面的代碼示例所示。Android應用程序在共享文件時在舊應用程序中打開
例如，如果我選擇打開，從默認的Android下載應用程序文件，它看起來像這樣：
有沒有辦法讓它在一個新的應用程序/窗口打開，使得下載應用程序，我的應用程序看起來像兩個不同的應用程序？
清單文件
<activity
android:name=".SplashActivity"
android:label="@string/app_name"
android:noHistory="true"
android:screenOrientation="sensorPortrait">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
<intent-filter>
<action android:name="android.intent.action.VIEW" />
<action android:name="android.intent.action.SEND" />
<category android:name="android.intent.category.DEFAULT" />
<data android:mimeType="application/pdf" />
<data android:mimeType="text/plain" />
<data android:mimeType="application/rtf" />
<data android:mimeType="image/jpeg" />
<data android:mimeType="image/png" />
<data android:mimeType="image/tiff" />
<data android:mimeType="image/bmp" />
<data android:mimeType="image/gif" />
<data android:mimeType="application/postscript" />
<data android:mimeType="application/msword" />
<data android:mimeType="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" />
<data android:mimeType="application/vnd.ms-powerpoint" />
<data android:mimeType="application/vnd.ms-excel" />
<data android:mimeType="application/vnd.openxmlformats-officedocument.wordprocessingml.document" />
</intent-filter>
</activity>
完整的清單文件
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="princh.princh">
<uses-permission android:name="android.permission.INTERNET" />
//Allows the app to use the internet connection
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
//Allows the app to check the connection status in order to determine whether data can be downloaded.
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
//Allows the app to cache map tile data in the device's external storage area.
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
//Allows the app to use WiFi or mobile cell data (or both) to determine the device's location.
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
//Allows the app to use the Global Positioning System (GPS) to determine the device's location to within a very small area.
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.CAMERA" />
<uses-feature android:name="android.hardware.camera" />
<uses-feature android:name="android.hardware.camera.autofocus" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<application
android:allowBackup="true"
android:hardwareAccelerated="true"
android:icon="@mipmap/princh_launcher_icon"
android:label="@string/app_name"
android:theme="@style/Theme.AppCompat.Light.NoActionBar" >
<meta-data
android:name="com.google.android.gms.version"
android:value="@integer/google_play_services_version" />
<meta-data
android:name="com.google.android.geo.API_KEY"
android:value="AIzaSyD1e3EbexMClXfkyULNViJlOPgeubzZdfI" />
<service
android:name=".network.NetworkManager"
android:exported="false" >
</service>
<activity
android:name=".MainActivity"
android:label="@string/app_name"
android:screenOrientation="sensorPortrait" >
<intent-filter>
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</activity>
<activity
android:name=".PrintJobActivity"
android:label="@string/app_name"
android:screenOrientation="sensorPortrait" >
</activity>
<activity
android:name=".SelectPrinterOptionsActivity"
android:label="@string/title_activity_select_printer_options"
android:launchMode="singleTop"
android:parentActivityName=".PrintJobActivity"
android:screenOrientation="sensorPortrait">
<meta-data
android:name="android.support.PARENT_ACTIVITY"
android:value=".PrintJobActivity" />
</activity>
<activity
android:name=".PrintRangeActivity"
android:label="@string/title_activity_print_range"
android:parentActivityName=".PrintJobActivity"
android:screenOrientation="sensorPortrait">
<meta-data
android:name="android.support.PARENT_ACTIVITY"
android:value=".PrintJobActivity" />
</activity>
<activity
android:name=".ShowPrinterMapActivity"
android:label="@string/title_activity_select_printer_map"
android:parentActivityName=".SelectPrinterOptionsActivity"
android:screenOrientation="sensorPortrait">
<meta-data
android:name="android.support.PARENT_ACTIVITY"
android:value=".SelectPrinterOptionsActivity" />
</activity>
<activity
android:name=".PrintPreviewActivity"
android:label="@string/title_activity_print_preview"
android:parentActivityName=".SelectPrinterOptionsActivity"
android:screenOrientation="sensorPortrait">
<meta-data
android:name="android.support.PARENT_ACTIVITY"
android:value=".SelectPrinterOptionsActivity" />
</activity>
<activity
android:name=".OrderInfoActivity"
android:label="@string/title_activity_order_info_activitty"
android:screenOrientation="sensorPortrait">
</activity>
<activity
android:name=".PaymentActivity"
android:label="@string/title_activity_payment"
android:screenOrientation="sensorPortrait"
android:windowSoftInputMode="adjustNothing">
</activity>
<activity
android:name=".OrderDetailsActivity"
android:label="@string/title_activity_order_details"
android:screenOrientation="sensorPortrait">
</activity>
<activity android:name="sdt.brc.android.BarcodeScanActivity"
android:label="@string/app_name">
<intent-filter>
<category android:name="android.intent.category.EMBED" />
</intent-filter>
</activity>
<activity
android:name=".TermsAndConditionsActivity"
android:label="@string/title_activity_terms_and_conditions"
android:screenOrientation="sensorPortrait">
</activity>
<activity
android:name=".SplashActivity"
android:label="@string/app_name"
android:noHistory="true"
android:screenOrientation="sensorPortrait"
android:process=":PrinchProcess">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
<intent-filter>
<action android:name="android.intent.action.VIEW" />
<action android:name="android.intent.action.SEND" />
<category android:name="android.intent.category.DEFAULT" />
<data android:mimeType="application/pdf" />
<data android:mimeType="text/plain" />
<data android:mimeType="application/rtf" />
<data android:mimeType="image/jpeg" />
<data android:mimeType="image/png" />
<data android:mimeType="image/tiff" />
<data android:mimeType="image/bmp" />
<data android:mimeType="image/gif" />
<data android:mimeType="application/postscript" />
<data android:mimeType="application/msword" />
<data android:mimeType="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" />
<data android:mimeType="application/vnd.ms-powerpoint" />
<data android:mimeType="application/vnd.ms-excel" />
<data android:mimeType="application/vnd.openxmlformats-officedocument.wordprocessingml.document" />
</intent-filter>
</activity>
<activity
android:name=".JobStatusActivity"
android:label="@string/title_activity_job_status"
android:screenOrientation="sensorPortrait">
</activity>
<activity
android:name=".ShowReceiptActivity"
android:label="@string/title_activity_show_receipt"
android:screenOrientation="sensorPortrait">
</activity>
<activity
android:name=".QRCodeReaderActivity"
android:label="@string/title_activity_qrcode_reader"
android:screenOrientation="sensorPortrait">
</activity>
<activity
android:name=".PrintjobHistoryActivity"
android:label="@string/title_activity_printjob_history"
android:screenOrientation="sensorPortrait">
</activity>
</application>
</manifest>
您是否試圖在不同的過程中運行您的活動？檢查這個http://stackoverflow.com/questions/6070280/is-it-possible-to-start-a-activity-as-a-new-process – Gordak
您的應用程序與「下載」應用程序在同一個任務中。可能與'noHistory'標誌相關 – njzk2
@ njzk2刪除'noHistory'不能解決問題。 – Sulby