Launcher.java
static final int SCREEN_COUNT = 5;
static final int DEFAULT_SCREEN = 2;//第一页是从0开始计数,这里是把第三个页面作为默认首页
launcher.xml
<com.android.launcher2.Workspace
android:id="@+id/workspace"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:scrollbars="horizontal"
android:fadeScrollbars="true"
launcher:defaultScreen="2">
workspace.java
mDefaultScreen = a.getInt(R.styleable.Workspace_defaultScreen, 1);
workspace.xml
<com.android.launcher2.Workspace
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:launcher="http://schemas.android.com/apk/res/com.android.launcher"
android:paddingTop="@dimen/workspace_content_large_only_top_margin"
launcher:defaultScreen="2" 修改默认HOME屏
launcher:pageSpacing="@dimen/workspace_page_spacing">
(0,0)
|
(1,0)
|
(2,0)
|
(3,0)
|
(4,0)
|
(0,1)
|
(1,1)
|
(2,1)
|
(3,1)
|
(4,1)
|
(0,2)
|
(1,2)
|
(2,2)
|
(3,2)
|
(4,2)
|