1、在 res/values 的目錄下,再建立一個 color.xml 檔,編輯會用到的顏色如下:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="red">#FF0000</color>
<color name="cyan">#00FFFF</color>
<color name="blue">#0000FF</color>
<color name="darkBlue">#0000A0</color>
<color name="lightBlue">#ADD8E6</color>
<color name="purple">#800080</color>
<color name="yellow">#FFFF00</color>
<color name="lime">#00FF00</color>
<color name="fuchsia">#FF00FF</color>
<color name="white">#FFFFFF</color>
<color name="silver">#C0C0C0</color>
<color name="gray">#808080</color>
<color name="black">#000000</color>
<color name="orange">#FFA500</color>
<color name="brown">#A52A2A</color>
<color name="maroon">#800000</color>
<color name="green">#008000</color>
<color name="olive">#808000</color>
</resources>
2、在 main.xml 檔裡,加上:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical"
android:background="@color/purple"> <!-- 改變背景色 -->
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="我是黃色 "
android:textColor="@color/yellow" <!-- 改變文字欄位顏色 -->
/>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="我是亮綠色 "
android:textColor="@color/lime" <!-- 改變文字欄位顏色 -->
/>
</LinearLayout>

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