TabSwitcher.java 文件源码

/**
 * Obtains the icon of a tab's close button from a specific typed array.
 *
 * @param typedArray
 *         The typed array, the icon should be obtained from, as an instance of the class {@link
 *         TypedArray}. The typed array may not be null
 */
private void obtainTabCloseButtonIcon(@NonNull final TypedArray typedArray) {
    int resourceId = typedArray.getResourceId(R.styleable.TabSwitcher_tabCloseButtonIcon, 0);

    if (resourceId != 0) {
        setTabCloseButtonIcon(resourceId);
    }
}