From 10b3b392cfb8f49047e21901dec04b44fa231a3c Mon Sep 17 00:00:00 2001
From: g1879 <g1879@qq.com>
Date: Wed, 19 Apr 2023 18:51:50 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E4=B8=8B=E6=8B=89=E6=A1=86?=
 =?UTF-8?q?=E4=B8=8D=E8=83=BD=E8=81=94=E5=8A=A8=E9=97=AE=E9=A2=98?=
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---
 DrissionPage/chromium_element.py  | 20 ++++++++++++++++++--
 DrissionPage/chromium_element.pyi |  2 ++
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/DrissionPage/chromium_element.py b/DrissionPage/chromium_element.py
index d57d504..32e6ef3 100644
--- a/DrissionPage/chromium_element.py
+++ b/DrissionPage/chromium_element.py
@@ -1581,7 +1581,7 @@ class Click(object):
                         can_click = True
                 else:
                     end_time = perf_counter() + timeout
-                    while perf_counter() < end_time or timeout == 0:
+                    while perf_counter() < end_time:
                         if self._ele.states.is_in_viewport and self._ele.states.is_enabled and self._ele.states.is_displayed:
                             can_click = True
                             break
@@ -1648,7 +1648,7 @@ class Click(object):
         """
         self._ele.page.run_cdp('Input.dispatchMouseEvent', type='mousePressed',
                                x=client_x, y=client_y, button=button, clickCount=count)
-        sleep(.05)
+        # sleep(.05)
         self._ele.page.run_cdp('Input.dispatchMouseEvent', type='mouseReleased',
                                x=client_x, y=client_y, button=button)
 
@@ -1815,9 +1815,13 @@ class ChromiumSelect(object):
         """反选"""
         if not self.is_multi:
             raise TypeError("只能对多项选框执行反选。")
+        change = False
         for i in self.options:
+            change = True
             mode = 'false' if i.states.is_selected else 'true'
             i.run_js(f'this.selected={mode};')
+        if change:
+            self._dispatch_change()
 
     def clear(self):
         """清除所有已选项"""
@@ -1904,9 +1908,11 @@ class ChromiumSelect(object):
         if self.is_multi:
             for ele in eles:
                 ele.run_js(f'this.selected={mode};')
+            self._dispatch_change()
             return True
 
         eles[0].run_js(f'this.selected={mode};')
+        self._dispatch_change()
         return True
 
     def _select(self, condition, para_type='text', cancel=False, timeout=None):
@@ -1954,6 +1960,9 @@ class ChromiumSelect(object):
             for i in eles:
                 i.run_js(f'this.selected={mode};')
 
+            self._dispatch_change()
+            return True
+
         return False
 
     def _index(self, condition, mode, timeout):
@@ -1977,8 +1986,15 @@ class ChromiumSelect(object):
             for i in condition:
                 eles[i - 1].run_js(f'this.selected={mode};')
 
+            self._dispatch_change()
+            return True
+
         return False
 
+    def _dispatch_change(self):
+        """触发修改动作"""
+        self._ele.run_js('this.dispatchEvent(new UIEvent("change"));')
+
 
 class ChromiumElementWaiter(object):
     """等待元素在dom中某种状态，如删除、显示、隐藏"""
diff --git a/DrissionPage/chromium_element.pyi b/DrissionPage/chromium_element.pyi
index 0196d1f..ca3743b 100644
--- a/DrissionPage/chromium_element.pyi
+++ b/DrissionPage/chromium_element.pyi
@@ -551,6 +551,8 @@ class ChromiumSelect(object):
 
     def _index(self, condition: set, mode: str, timeout: float) -> bool: ...
 
+    def _dispatch_change(self) -> None: ...
+
 
 class ChromiumElementWaiter(object):
     def __init__(self,