1. AppsCustomizePagedView.java

   public static boolean DISABLE_ALL_APPS = true; //mtk modify

2. AppsCustomizePagedView.java

     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {

        int width = MeasureSpec.getSize(widthMeasureSpec);

        int height = MeasureSpec.getSize(heightMeasureSpec);

        LauncherLog.d(TAG, "onMeasure mIsInEditMode = " + mIsInEditMode + widthMeasureSpec + "  " + heightMeasureSpec

                + "  " + width + "  " + height);

        if (!isDataReady()) {

            LauncherLog.d(TAG, "onMeasure DISABLE_ALL_APPS is " + DISABLE_ALL_APPS

                    + " !mApps.isEmpty() is " + !mApps.isEmpty()

                    + " !mWidgets.isEmpty()" + !mWidgets.isEmpty());

            if ((DISABLE_ALL_APPS || (!mApps.isEmpty() && mAppsHasSet)) && !mWidgets.isEmpty()) { //mtk modify

                setDataIsReady();

                setMeasuredDimension(width, height);

                onDataReady(width, height);

            }

        }

        super.onMeasure(widthMeasureSpec, heightMeasureSpec);

    }

3.Launcher.java

    private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded,

                                         final AppsCustomizePagedView.ContentType contentType) {

    ......

        // Shrink workspaces away if going to AppsCustomize from workspace

        Animator workspaceAnim =

                mWorkspace.getChangeStateAnimation(Workspace.State.SMALL, animated);

        //if (!AppsCustomizePagedView.DISABLE_ALL_APPS) { //mtk modify

            // Set the content type for the all apps space

            mAppsCustomizeTabHost.setContentTypeImmediate(contentType);

        //} //mtk modify

    ......

    }

4. default_workspace.xml文件(这个文件非常多路径有，请确保改动到正确的文件，比如)mediatek/operator/有)

这个文件会配置hotseat的图标，默认不会配置screen为2的位置，这是原来的allapp button，做了此客制化后就须要配置screen2，而不能配置screen 4，因此，请相应改动原来4个hotseat图标的screen id，从0到3.