处理键盘图片和自定义文字同时存在的bug

CustomKeyboard/View/KBKeyboardView.m

@@ -298,6 +298,8 @@
         KBKeyButton *btn = [[KBKeyButton alloc] init];
         btn.key = key;
         [btn setTitle:key.title forState:UIControlStateNormal];
+        // 在设置完标题后，按当前皮肤应用图标与文字显隐
+        [btn applyThemeForCurrentKey];
         [btn addTarget:self action:@selector(onKeyTapped:) forControlEvents:UIControlEventTouchUpInside];
         [row addSubview:btn];