bug(mat-slider): mobile device scrolling can break slider internal state
- 主要语言
- TypeScript
- 星标
- 25k
- 派生
- 6.8k
- 平均合并
- 1 天 8 小时
- 30 天内合并 PR
- 91
描述
### Is this a regression?
- [ ] Yes, this behavior used to work in the previous version
### The previous version in which this bug was not present was
_No response_
### Description
Scrolling on a mobile device can break the mat-slider's internal state such that the slider still thinks it is in an active dragging state when it is not
The root cause of the issue is that for some reason, the pointerup event never gets triggered when the user stops scrolling
### Reproduction
- Visit any webpage that has a mat-slider
- Scroll down with the pointerdown originating from the mat-slider
- Stop scrolling
### Expected Behavior
The mat-slider is in an inactive state
### Actual Behavior
The mat-slider is still in the active state
### Environment
- Angular: 17
- CDK/Material: 17
- Browser(s): chrome
- Operating System (e.g. Windows, macOS, Ubuntu): ios
贡献指南
调研方向
在包含 mat-slider 的 iOS Chrome 页面上,通过在 slider 上触发 pointerdown 开始滚动来重现该问题。跟踪 slider 的 pointer-event 处理,并验证滚动在没有 pointerup 的情况下停止后,slider 会恢复到非活动状态。
由索引模型根据 Issue 内容生成。
评估
- 技术栈
- angular, typescript
- 领域
- frontend
- Issue 类型
- 缺陷
- 难度
- 3/5
- 预计耗时
- 1-2 天
- 活跃度
- 停滞
- 描述清晰度
- 基本清楚
- 新手友好度
- 45/100