1.一個是design視圖而另外一個是藍圖(Blueprint)
點擊下圖紅色標記的位置就可以切換
1.一個是design視圖而另外一個是藍圖(Blueprint)
點擊下圖紅色標記的位置就可以切換
ERROR: Failed to resolve: com.github.xxx 在項目級的gradle中加入maven配置與依賴即可
/** * Android源碼 * Indicates whether this View is currently in edit mode. A View is usually * in edi