Launcher2主菜单应用图标显示于整体布局中之说明

1.Launcher.xml中：
    <include layout="@layout/apps_customize_pane"
        android:id="@+id/apps_customize_pane"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:visibility="invisible" />

2.apps_customize_pane.xml中：
<com.android.launcher2.AppsCustomizeTabHost
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:launcher="http://schemas.android.com/apk/res/com.android.launcher"
    android:background="#FF000000">
    <LinearLayout
        android:id="@+id/apps_customize_content"
        ....
        <FrameLayout
            android:id="@android:id/tabcontent"
            android:layout_width="match_parent"
            android:layout_height="match_parent">
            <com.android.launcher2.AppsCustomizePagedView
                android:id="@+id/apps_customize_pane_content"
....

3.Launcher.java 中setupViews（）
{
// Setup AppsCustomize
mAppsCustomizeTabHost = (AppsCustomizeTabHost)
        findViewById(R.id.apps_customize_pane);
mAppsCustomizeContent = (AppsCustomizePagedView)
        mAppsCustomizeTabHost.findViewById(R.id.apps_customize_pane_content);
mAppsCustomizeContent.setup(this, dragController);
}

 

4.mtk_apps_customize_application.xml中
<com.android.launcher2.MTKAppIcon
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:launcher="http://schemas.android.com/apk/res/com.android.launcher"
android:id="@+id/application_icon"

....
    <com.android.launcher2.PagedViewIcon
     style="@style/WorkspaceIcon.Landscape.AppsCustomize"
     android:id="@+id/app_customize_application_icon"
....

 

5.AppsCustomizePagedView.java 中syncAppsPageItems()
{
ApplicationInfo info = mApps.get(i);
MTKAppIcon icon = (MTKAppIcon) mLayoutInflater.inflate(
        R.layout.mtk_apps_customize_application, layout, false);
}

6.MTKAppIcon.java 中onFinishInflate()
{
mAppIcon = (PagedViewIcon)findViewById(R.id.app_customize_application_icon);
}

 

7.PagedViewIcon.java为Launcher2.apk中应用程序图标的显示类。