feat: 优化代码

app/src/main/java/io/legado/app/ui/widget/font/FontAdapter.kt

@@ -9,6 +9,7 @@ import io.legado.app.utils.invisible
 import io.legado.app.utils.visible
 import kotlinx.android.synthetic.main.item_font.view.*
 import org.jetbrains.anko.sdk27.listeners.onClick
+import org.jetbrains.anko.toast
 import java.io.File
 
 class FontAdapter(context: Context, val callBack: CallBack) :
@@ -16,8 +17,12 @@ class FontAdapter(context: Context, val callBack: CallBack) :
 
     override fun convert(holder: ItemViewHolder, item: File, payloads: MutableList<Any>) {
         with(holder.itemView) {
-            val typeface = Typeface.createFromFile(item)
-            tv_font.typeface = typeface
+            try {
+                val typeface = Typeface.createFromFile(item)
+                tv_font.typeface = typeface
+            } catch (e: Exception) {
+                context.toast("读取${item.name}字体失败")
+            }
             tv_font.text = item.name
             this.onClick { callBack.onClick(item) }
             if (item.name == callBack.curFilePath.substringAfterLast(File.separator)) {