如何將線性佈局轉換爲相對佈局

請幫忙。如果可能的話，我如何將這個代碼從LinearLayout轉換爲相對佈局。或者我能做些什麼來在FAB中使用這個代碼覆蓋？如何將線性佈局轉換爲相對佈局

<android.support.v4.widget.DrawerLayout 
xmlns:android="http://schemas.android.com/apk/res/android" 
xmlns:tools="http://schemas.android.com/tools" 
xmlns:ads="http://schemas.android.com/apk/res-auto" 
android:id="@+id/drawer_layout" 
android:layout_width="match_parent" 
android:layout_height="match_parent"> 

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    xmlns:tools="http://schemas.android.com/tools" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent" 
    tools:context=".MainActivity" 
    android:orientation="vertical" 
    android:background="@color/white"> 

    <android.support.v7.widget.Toolbar 
     xmlns:app="http://schemas.android.com/apk/res-auto" 
     android:id="@+id/toolbar" 
     android:layout_height="wrap_content" 
     android:layout_width="match_parent" 
     android:minHeight="?attr/actionBarSize" 
     android:background="?attr/colorPrimary" 
     app:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar" 
     app:popupTheme="@style/ThemeOverlay.AppCompat.Light" /> 

    <!-- Framelayout to display Fragments --> 

    <RelativeLayout 
     android:layout_width="match_parent" 
     android:layout_height="match_parent" 
     android:id="@+id/emptyScreen"> 


     <TextView 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:textAppearance="?android:attr/textAppearanceLarge" 
      android:text="@string/label_empty_list" 
      android:id="@+id/emptyScreenMsg" 
      android:layout_centerVertical="true" 
      android:layout_centerHorizontal="true" 
      android:textColor="@color/gray_text" /> 
    </RelativeLayout> 

    <LinearLayout 
     android:orientation="vertical" 
     android:layout_width="match_parent" 
     android:layout_height="match_parent" 
     android:id="@+id/contentScreen" > 

     <android.support.v4.widget.SwipeRefreshLayout 
      xmlns:app="http://schemas.android.com/apk/res-auto" 
      android:id="@+id/itemsContainer" 
      android:layout_height="0dp" 
      android:layout_weight="1" 
      android:layout_width="match_parent" 
      android:background="@color/white"> 

      <ListView 
       android:layout_width="match_parent" 
       android:layout_height="match_parent" 
       android:scrollbars="none" 
       android:id="@+id/streamListView" /> 

     </android.support.v4.widget.SwipeRefreshLayout> 

     <LinearLayout 
      android:orientation="vertical" 
      android:layout_width="match_parent" 
      android:layout_height="50dp" 
      android:visibility="gone" 
      android:background="@color/white" 
      android:gravity="center" 
      android:id="@+id/streamAdMobCont"> 

      <com.google.android.gms.ads.AdView 
       android:id="@+id/adView" 
       android:layout_width="wrap_content" 
       android:layout_height="wrap_content" 
       android:layout_centerHorizontal="true" 
       android:layout_alignParentBottom="true" 
       ads:adSize="BANNER" 
       ads:adUnitId="@string/banner_ad_unit_id"> 
      </com.google.android.gms.ads.AdView> 

     </LinearLayout> 

    </LinearLayout> 

    <RelativeLayout 
     android:layout_width="fill_parent" 
     android:layout_height="fill_parent" 
     android:id="@+id/loadingScreen" 
     android:background="@color/white"> 

     <ProgressBar 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:id="@+id/progressBar" 
      android:layout_centerVertical="true" 
      android:layout_centerHorizontal="true" /> 
    </RelativeLayout> 

    <RelativeLayout 
     android:layout_width="fill_parent" 
     android:layout_height="fill_parent" 
     android:id="@+id/errorScreen" 
     android:background="@color/white"> 

     <LinearLayout 
      android:orientation="vertical" 
      android:layout_width="fill_parent" 
      android:layout_height="wrap_content" 
      android:padding="20dp" 
      android:layout_centerVertical="true" 
      android:layout_alignParentLeft="true" 
      android:layout_alignParentStart="true"> 

      <TextView 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:text="@string/error_data_loading" 
       android:id="@+id/StreamErrorScreenMsg" 
       android:layout_centerVertical="true" 
       android:layout_alignParentLeft="true" 
       android:layout_alignParentStart="true" 
       android:gravity="center" 
       android:textSize="16dp" 
       android:textColor="@color/gray_text" /> 
     </LinearLayout> 

    </RelativeLayout> 

</LinearLayout> 


<!-- Listview to display slider menu --> 

<ListView 
    android:id="@+id/list_slidermenu" 
    android:layout_width="300dp" 
    android:layout_height="match_parent" 
    android:layout_gravity="start" 
    android:choiceMode="singleChoice" 
    android:divider="@color/drawer_divider" 
    android:dividerHeight="1dp" 
    android:listSelector="@drawable/item_list_row_selector" 
    android:background="@color/drawer_bg" 
    android:scrollbars="none" 
    android:padding="0dp" />

Plaeeaaseeeeeeee幫我pleaseeeeeeeeee ...謝謝的和我的英語不好:)

來源

2016-03-08 Sergey Petrosyan

<?xml version="1.0" encoding="utf-8"?> 
<android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    xmlns:ads="http://schemas.android.com/apk/res-auto" 
    xmlns:tools="http://schemas.android.com/tools" 
    android:id="@+id/drawer_layout" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent"> 

    <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 
     xmlns:tools="http://schemas.android.com/tools" 
     android:layout_width="match_parent" 
     android:layout_height="match_parent" 
     android:background="@color/white" 
     android:orientation="vertical" 
     tools:context=".MainActivity"> 

     <android.support.v7.widget.Toolbar xmlns:app="http://schemas.android.com/apk/res-auto" 
      android:id="@+id/toolbar" 
      android:layout_width="match_parent" 
      android:layout_height="wrap_content" 
      android:background="?attr/colorPrimary" 
      android:minHeight="?attr/actionBarSize" 
      app:popupTheme="@style/ThemeOverlay.AppCompat.Light" 
      app:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar" /> 

     <!-- Framelayout to display Fragments --> 

     <RelativeLayout 
      android:id="@+id/emptyScreen" 
      android:layout_below="@id/toolbar" 
      android:layout_width="match_parent" 
      android:layout_height="match_parent"> 


      <TextView 
       android:id="@+id/emptyScreenMsg" 
       android:layout_width="wrap_content" 
       android:layout_height="wrap_content" 
       android:layout_centerHorizontal="true" 
       android:layout_centerVertical="true" 
       android:text="@string/label_empty_list" 
       android:textAppearance="?android:attr/textAppearanceLarge" 
       android:textColor="@color/gray_text" /> 
     </RelativeLayout> 

     <RelativeLayout 
      android:id="@+id/contentScreen" 
      android:layout_width="match_parent" 
      android:layout_height="match_parent" 
      android:layout_below="@id/emptyScreen" 
      android:orientation="vertical"> 

      <android.support.v4.widget.SwipeRefreshLayout xmlns:app="http://schemas.android.com/apk/res-auto" 
       android:id="@+id/itemsContainer" 
       android:layout_width="match_parent" 
       android:layout_height="0dp" 
       android:layout_weight="1" 
       android:background="@color/white"> 

       <ListView 
        android:id="@+id/streamListView" 
        android:layout_width="match_parent" 
        android:layout_height="match_parent" 
        android:scrollbars="none" /> 

      </android.support.v4.widget.SwipeRefreshLayout> 

      <LinearLayout 
       android:id="@+id/streamAdMobCont" 
       android:layout_width="match_parent" 
       android:layout_height="50dp" 
       android:background="@color/white" 
       android:gravity="center" 
       android:layout_below="@id/itemsContainer" 
       android:orientation="vertical" 
       android:visibility="gone"> 

       <com.google.android.gms.ads.AdView 
        android:id="@+id/adView" 
        android:layout_width="wrap_content" 
        android:layout_height="wrap_content" 
        android:layout_alignParentBottom="true" 
        android:layout_centerHorizontal="true" 
        ads:adSize="BANNER" 
        ads:adUnitId="@string/banner_ad_unit_id"></com.google.android.gms.ads.AdView> 

      </LinearLayout> 

     </RelativeLayout> 

     <RelativeLayout 
      android:id="@+id/loadingScreen" 
      android:layout_below="@id/contentScreen" 
      android:layout_width="fill_parent" 
      android:layout_height="fill_parent" 
      android:background="@color/white"> 

      <ProgressBar 
       android:id="@+id/progressBar" 
       android:layout_width="wrap_content" 
       android:layout_height="wrap_content" 
       android:layout_centerHorizontal="true" 
       android:layout_centerVertical="true" /> 
     </RelativeLayout> 

     <RelativeLayout 
      android:id="@+id/errorScreen" 
      android:layout_below="@id/loadingScreen" 
      android:layout_width="fill_parent" 
      android:layout_height="fill_parent" 
      android:background="@color/white"> 

      <LinearLayout 
       android:layout_width="fill_parent" 
       android:layout_height="wrap_content" 
       android:layout_alignParentLeft="true" 
       android:layout_alignParentStart="true" 
       android:layout_centerVertical="true" 
       android:orientation="vertical" 
       android:padding="20dp"> 

       <TextView 
        android:id="@+id/StreamErrorScreenMsg" 
        android:layout_width="match_parent" 
        android:layout_height="wrap_content" 
        android:layout_alignParentLeft="true" 
        android:layout_alignParentStart="true" 
        android:layout_centerVertical="true" 
        android:gravity="center" 
        android:text="@string/error_data_loading" 
        android:textColor="@color/gray_text" 
        android:textSize="16dp" /> 
      </LinearLayout> 

     </RelativeLayout> 

    </RelativeLayout> 


    <!-- Listview to display slider menu --> 

    <ListView 
     android:id="@+id/list_slidermenu" 
     android:layout_width="300dp" 
     android:layout_height="match_parent" 
     android:layout_gravity="start" 
     android:background="@color/drawer_bg" 
     android:choiceMode="singleChoice" 
     android:divider="@color/drawer_divider" 
     android:dividerHeight="1dp" 
     android:listSelector="@drawable/item_list_row_selector" 
     android:padding="0dp" 
     android:scrollbars="none" /> 
</android.support.v4.widget.DrawerLayout>

來源

2016-03-08 18:35:35 LeoMobDev

應用程序崩潰時啓動:( –

發佈崩潰日誌。你改變你的Java代碼嗎？如果您嘗試投下的LinearLayout來的RelativeLayout就會死機。 –

嗨@Sergey，你必須改變你的Java代碼根據Cory Roy – LeoMobDev

只需使用Android的遺憾：layoutBelow每個項目。

Android的文檔有一個good example。

來源

2016-03-08 18:25:18

如何將線性佈局轉換爲相對佈局

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