修复 iOS 13 系统的 UIButton 在开启了 Bold Text 后文字被截断的 bug

Tencent · Jun 12, 2019 · 2f8dc48 · 2f8dc48
1 parent bab11c1
commit 2f8dc48
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/QMUIKit/UIKitExtensions/UIButton+QMUI.m b/QMUIKit/UIKitExtensions/UIButton+QMUI.m
@@ -83,6 +83,15 @@ + (void)load {
         ExtendImplementationOfVoidMethodWithTwoArguments([UIButton class], @selector(setAttributedTitle:forState:), NSAttributedString *, UIControlState, ^(UIButton *selfObject, NSAttributedString *title, UIControlState state) {
             [selfObject _markQMUICustomizeType:QMUICustomizeButtonPropTypeAttributedTitle forState:state value:title];
         });
+
+        if (@available(iOS 13, *)) {
+            ExtendImplementationOfVoidMethodWithoutArguments([UIButton class], @selector(layoutSubviews), ^(UIButton *selfObject) {
+                // 临时解决 iOS 13 开启了粗体文本（Bold Text）导致 UIButton Title 显示不完整 https://github.com/Tencent/QMUI_iOS/issues/620
+                if (UIAccessibilityIsBoldTextEnabled()) {
+                    [selfObject.titleLabel sizeToFit];
+                }
+            });
+        }
     });
 }