LayoutXMLによる背景画像の設定方法

LayoutXMLによる背景画像の設定方法

1.画像をdrawableフォルダに入れる

ドラッグ-アンド-ドロップでOK

2-0001

background.png

 

2.main.xmlを確認

<span class="tag"><LinearLayout</span> <span class="atn">xmlns:android</span><span class="pun">=</span><span class="atv">"http://schemas.android.com/apk/res/android"</span>
    <span class="atn">android:orientation</span><span class="pun">=</span><span class="atv">"vertical"</span>
    <span class="atn">android:layout_width</span><span class="pun">=</span><span class="atv">"fill_parent"</span>
    <span class="atn">android:layout_height</span><span class="pun">=</span><span class="atv">"fill_parent"</span>
    <span class="atn">android:background</span><span class="pun">=</span><span class="atv">"@drawable/background"</span>
    <span class="atn">android:gravity</span><span class="pun">=</span><span class="atv">"center_vertical"</span>
    <span class="tag">></span>
<span class="tag"><TextView</span>
    <span class="atn">android:layout_width</span><span class="pun">=</span><span class="atv">"fill_parent"</span>
    <span class="atn">android:layout_height</span><span class="pun">=</span><span class="atv">"wrap_content"</span>
    <span class="atn">android:text</span><span class="pun">=</span><span class="atv">"@string/hello"</span>
    <span class="tag">/></span>
<span class="tag"></LinearLayout></span></pre>
<pre>

こんな感じで2行追加しました

画像を指定

android:background="@drawable/background"

センタリング

android:gravity="center_vertical"

表示がこちら

2-0002

designer

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