[英]Login to Facebook by Xamarin.Facebook.Android sdk
I want to login to Facebook using my Xamarin android app. 我想使用Xamarin android应用程序登录到Facebook。
When I build my app it shows following error 当我构建我的应用程序时,它显示以下错误
com_facebook_device_auth_dialog_fragment.xml file is below
com_facebook_device_auth_dialog_fragment.xml文件在下面
<android.support.v7.widget.CardView
android:layout_width="wrap_content"
android:layout_height="wrap_content" card_view:cardBackgroundColor="@android:color/transparent"
card_view:cardElevation="10dp"
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:card_view="http://schemas.android.com/apk/res-auto">
<LinearLayout android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:background="@drawable/com_facebook_auth_dialog_background"
android:orientation="vertical"
xmlns:android="http://schemas.android.com/apk/res/android">
<RelativeLayout android:layout_width="300dp"
android:layout_height="wrap_content"
android:background="@drawable/com_facebook_auth_dialog_header_background"
android:orientation="horizontal">
<FrameLayout android:layout_width="match_parent"
android:layout_height="wrap_content">
<ImageView android:layout_width="18dp"
android:layout_height="18dp"
android:layout_marginBottom="11dp"
android:layout_marginLeft="12dp"
android:layout_marginTop="11dp"
android:adjustViewBounds="false"
android:scaleType="fitXY" android:src="@drawable/com_facebook_favicon_white" />
</FrameLayout>
<TextView android:id="@+id/com_facebook_device_dialog_title" android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:fontFamily="sans-serif-light"
android:gravity="center"
android:text="@string/com_facebook_loginview_log_in_button_long"
android:textColor="@color/com_facebook_share_button_text_color"
android:textSize="13sp" android:typeface="sans" />
</RelativeLayout>
<TextView android:id="@+id/com_facebook_device_auth_instructions"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginEnd="16dp"
android:layout_marginStart="16dp"
android:layout_marginTop="28dp"
android:fontFamily="sans-serif-light"
android:gravity="center_horizontal"
android:singleLine="false" android:textColor="@color/com_facebook_device_auth_text"
android:textSize="14sp"
android:typeface="sans" />
<RelativeLayout android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:layout_marginTop="14dp">
<TextView android:id="@+id/confirmation_code"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:fontFamily="sans-serif-light"
android:textColor="@color/com_facebook_device_auth_text"
android:textSize="23sp"
android:typeface="sans"
android:visibility="invisible" />
<ProgressBar android:id="@+id/progress_bar"
style="@android:style/Widget.Holo.Light.ProgressBar"
android:layout_width="wrap_content"
android:layout_height="0dp"
android:layout_alignBottom="@+id/confirmation_code"
android:layout_alignTop="@+id/confirmation_code"
android:layout_centerHorizontal="true"
android:layout_centerInParent="true"
android:layout_centerVertical="true" />
</RelativeLayout>
<FrameLayout android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_marginBottom="14dp"
android:layout_marginTop="17dp">
<Button android:id="@+id/cancel_button"
android:layout_width="84dp"
android:layout_height="27dp"
android:layout_gravity="center_horizontal"
android:background="@drawable/com_facebook_auth_dialog_cancel_background"
android:clickable="true"
android:focusable="true"
android:fontFamily="sans-serif-medium"
android:text="@android:string/cancel"
android:textAllCaps="true"
android:textColor="@color/com_facebook_device_auth_text"
android:textSize="10sp"
android:textStyle="bold"
android:typeface="sans" />
</FrameLayout>
</LinearLayout>
</android.support.v7.widget.CardView>
I have provided the APP-ID in my string.xml file in this format 我已经以这种格式在我的string.xml文件中提供了APP-ID
<string name="facebook_app_id">APP-ID</string>
My AndroidMainifest.xml file is 我的AndroidMainifest.xml文件是
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="EcoFriend.EcoFriend" android:versionCode="1" android:versionName="1.0" android:installLocation="auto">
<uses-sdk android:minSdkVersion="16" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<application android:label="EcoFriend">
<meta-data android:name="com.facebook.sdk.ApplicationId" android:value="@string/facebook_app_id" />
</application>
SDKs I have installed are 我安装的SDK是
a) Xamarin.Facebook.Android by Xamarin.Inc. a)Xamarin.Inc的Xamarin.Facebook.Android。 v 4.13.2
v 4.13.2
b)Xamarin.Android.Support.v4 by Xamarin.Inc v23.4.0.1 b)Xamarin.Inc v23.4.0.1的Xamarin.Android.Support.v4
c)Xamarin.Android.Support.v7.CardView by Xamarin Inc. v23.4.0.1 c)Xamarin Inc.的Xamarin.Android.Support.v7.CardView v23.4.0.1
d)Bolts by Xamarin.Inc v1.4.0 d)Xamarin.Inc v1.4.0的螺栓
How to solve this problem?
如何解决这个问题呢?
Just change the: 只需更改:
card_view:cardBackgroundColor="@android:color/transparent"
card_view:cardElevation="10dp"
to: 至:
app:cardBackgroundColor="@android:color/transparent"
app:cardElevation="10dp"
also add: 还添加:
xmlns:app="http://schemas.android.com/apk/res-auto"
in 在
<android.support.v7.widget.CardView...
and you will be good to go. 这样您就很好了。
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