4

CustomKeyboard/View/KBKeyboardView.m

@@ -198,6 +198,11 @@
         [btn addTarget:self action:@selector(onKeyTapped:) forControlEvents:UIControlEventTouchUpInside];
         [row addSubview:btn];
 
+        // Shift 按钮选中态随大小写状态变化
+        if (key.type == KBKeyTypeShift) {
+            btn.selected = self.shiftOn;
+        }
+
         [btn mas_makeConstraints:^(MASConstraintMaker *make) {
             make.top.bottom.equalTo(row);
             if (previous) {