Fix the bug of textarea with maxlength can't input before limit #3044
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修复用户反馈issue"[Textarea] textarea在折叠面板内时，高度计算不正确，会出现滚动条",issue详情见:Tencent#2809
…input before limit 用户提出issue,反馈设置maxlength后，windows自带输入法，当输入中文时所输入字符还没有达到最大长度也会没法输入.
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* docs(Card): update api (#3021) * docs(Card): update api * chore: update _common * fix(loading): fix functional repeated call error (#3025) * docs: update unplugin usage desc with webpack (#3030) * feat(form): change form methods type-definition to required (#3034) change form methods type-definition to required * feat(descriptions): add descriptions (#3035) * feat(descriptions): add descriptions * feat(descriptions): example test * feat(descriptions): utils ts * feat(descriptions): descriptions body * test(descriptions): update snap * fix(descriptions): tDescriptionsBody * chore(descriptions): remove * fix(table): 移除非必要的分页监听 (#3046) * fix(table): pagination * fix: lint error * fix: fix the bug of textarea with maxlength can't input before limit (#3044) * fix(tag-input): pass size api to collapse item (#3055) * feat(Slider): support change end API (#3056) * feat(Slider): support change end API * feat(Slider): support change end API * fix(Select): fix clear trigger onchange callback twice (#3054) * fix(Select): fix clear trigger onchange callback twice * chore: fix lint * fix(textarea): value绑定值时，autosize时无法输入中文问题 (#3057) * fix(Form): fix form string length test (#3058) * chore: release 1.9.0 (#3059) * chore: release 1.9.0 * chore: changelog's changes --------- Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com> --------- Co-authored-by: liweijie0812 <[email protected]> Co-authored-by: Zz-ZzzZ <[email protected]> Co-authored-by: iiimix <[email protected]> Co-authored-by: zhangpaopao <[email protected]> Co-authored-by: sheepluo <[email protected]> Co-authored-by: 梓晨 <[email protected]> Co-authored-by: LoopZhou <[email protected]> Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
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🤔 这个 PR 的性质是？
🔗 相关 Issue
#3041
💡 需求背景和解决方案
背景：用户提出issue,反馈设置maxlength后，windows自带输入法，当输入中文时所输入字符还没有达到最大长度也会没法输入。
问题描述：textarea公共组件做输入字符限制时，每次 input 事件触发时剪切输入值以符合最大长度。这种剪切假设了所有字符将键入的同时变成结果字符，也就是说，如果用户正在输入一个长拼音字符序列（比如汉字的拼音），但还没有选择对应的汉字结果，输入就会被提前剪切，因为拼音可能会超过最大长度。
解决方案：用户在构词状态时不应该设置输入限制和字符剪切，而是等完成后。
📝 更新日志
fix(Textarea): 修复设置
maxlength后，在windows自带输入法中，中文时不到最大长度也会自动覆盖之前已输入内容的缺陷本条 PR 不需要纳入 Changelog
☑️ 请求合并前的自查清单