From 82ac13fe16d66783b4534e8ef1a457a55fe5a04b Mon Sep 17 00:00:00 2001
From: g1879 <g1879@qq.com>
Date: Sun, 12 Feb 2023 19:39:27 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E9=A1=B5=E9=9D=A2=E5=AF=B9?=
 =?UTF-8?q?=E8=B1=A1=E5=90=AF=E5=8A=A8=E9=80=BB=E8=BE=91=EF=BC=9BWebPage?=
 =?UTF-8?q?=E5=8F=96=E6=B6=88=E8=87=AA=E5=8A=A8=E5=88=87=E6=8D=A2=E6=A8=A1?=
 =?UTF-8?q?=E5=BC=8F=E5=8A=9F=E8=83=BD=EF=BC=9BWebPage=E7=8E=B0=E5=9C=A8?=
 =?UTF-8?q?=E5=88=9B=E5=BB=BA=E6=97=B6=E4=BC=9A=E5=90=8C=E6=97=B6=E8=BF=9E?=
 =?UTF-8?q?=E6=8E=A5=E6=B5=8F=E8=A7=88=E5=99=A8=E5=92=8CSession=EF=BC=9B?=
 =?UTF-8?q?=E6=88=AA=E5=9B=BE=E7=A7=BB=E5=88=B0ChromiumBase=E3=80=82?=
 =?UTF-8?q?=E6=9C=AA=E5=AE=8C=E6=88=90?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 DrissionPage/chromium_base.py             | 137 +++++++++++++++-------
 DrissionPage/chromium_base.pyi            |  24 ++--
 DrissionPage/chromium_driver.py           |  14 ++-
 DrissionPage/chromium_element.py          |  55 +++++----
 DrissionPage/chromium_element.pyi         |   2 +-
 DrissionPage/chromium_frame.py            |  18 +--
 DrissionPage/chromium_frame.pyi           |   4 +-
 DrissionPage/chromium_page.py             | 132 +++++++--------------
 DrissionPage/chromium_page.pyi            |  12 +-
 DrissionPage/chromium_tab.py              |   2 +-
 DrissionPage/chromium_tab.pyi             |   2 +-
 DrissionPage/configs/chromium_options.py  |   2 +-
 DrissionPage/configs/chromium_options.pyi |   2 +-
 DrissionPage/configs/session_options.py   |   2 +-
 DrissionPage/configs/session_options.pyi  |   2 +-
 DrissionPage/session_page.py              |  46 +++++---
 DrissionPage/session_page.pyi             |   8 +-
 DrissionPage/web_page.py                  |  70 ++++-------
 DrissionPage/web_page.pyi                 |  30 ++---
 19 files changed, 274 insertions(+), 290 deletions(-)

diff --git a/DrissionPage/chromium_base.py b/DrissionPage/chromium_base.py
index d320e83..7f5ac2e 100644
--- a/DrissionPage/chromium_base.py
+++ b/DrissionPage/chromium_base.py
@@ -9,6 +9,7 @@ from time import perf_counter, sleep
 
 from requests import Session
 
+from .functions.tools import get_usable_path
 from .base import BasePage
 from .chromium_driver import ChromiumDriver
 from .chromium_element import ChromiumElementWaiter, ChromiumScroll, ChromiumElement, run_js, make_chromium_ele
@@ -30,27 +31,36 @@ class ChromiumBase(BasePage):
         self._root_id = None
         self._debug = False
         self._debug_recorder = None
+        self._tab_obj = None
 
-        self._timeouts = None
-        self._page_load_strategy = None
-
-        self._connect_browser(address, tab_id)
+        self._set_start_options(address, None)
+        self._set_runtime_settings()
+        self._connect_browser(tab_id)
         timeout = timeout if timeout is not None else self.timeouts.implicit
         super().__init__(timeout)
 
-    def _connect_browser(self, addr_driver_opts=None, tab_id=None):
+    def _set_start_options(self, address, none):
+        """设置浏览器启动属性
+        :param address: 'ip:port'
+        :param none: 用于后代继承
+        :return: None
+        """
+        self.address = address
+
+    def _set_runtime_settings(self):
+        self._timeouts = Timeout(self)
+        self._page_load_strategy = 'normal'
+
+    def _connect_browser(self, tab_id=None):
         """连接浏览器，在第一次时运行
-        :param addr_driver_opts: 浏览器地址、ChromiumDriver对象或DriverOptions对象
         :param tab_id: 要控制的标签页id，不指定默认为激活的
         :return: None
         """
         self._chromium_init()
-        self.address = addr_driver_opts
         if not tab_id:
             json = self._control_session.get(f'http://{self.address}/json').json()
             tab_id = [i['id'] for i in json if i['type'] == 'page'][0]
-        self._init_page(tab_id)
-        self._set_options()
+        self._driver_init(tab_id)
         self._get_document()
         self._first_run = False
 
@@ -62,19 +72,13 @@ class ChromiumBase(BasePage):
         self._is_reading = False
         self._upload_list = None
 
-    def _set_options(self):
-        """设置与s模式共用的运行参数，便于被子类覆盖"""
-        self._timeouts = Timeout(self)
-        self._page_load_strategy = 'normal'
-
-    def _init_page(self, tab_id=None):
+    def _driver_init(self, tab_id):
         """新建页面、页面刷新、切换标签页后要进行的cdp参数初始化
         :param tab_id: 要跳转到的标签页id
         :return: None
         """
         self._is_loading = True
-        if tab_id:
-            self._tab_obj = ChromiumDriver(tab_id=tab_id, tab_type='page', address=self.address)
+        self._tab_obj = ChromiumDriver(tab_id=tab_id, tab_type='page', address=self.address)
 
         self._tab_obj.start()
         self._tab_obj.DOM.enable()
@@ -231,11 +235,8 @@ class ChromiumBase(BasePage):
     @property
     def driver(self):
         """返回用于控制浏览器的ChromiumDriver对象"""
-        return self._tab_obj
-
-    @property
-    def _driver(self):
-        """返回用于控制浏览器的ChromiumDriver对象"""
+        if self._tab_obj is None:
+            raise RuntimeError('浏览器已关闭或链接已断开。')
         return self._tab_obj
 
     @property
@@ -243,7 +244,7 @@ class ChromiumBase(BasePage):
         """返回用于控制浏览器的ChromiumDriver对象，会先等待页面加载完毕"""
         while self._is_loading:
             sleep(.1)
-        return self._tab_obj
+        return self.driver
 
     @property
     def is_loading(self):
@@ -289,7 +290,7 @@ class ChromiumBase(BasePage):
         # w = self.run_js('document.body.scrollWidth;', as_expr=True)
         # h = self.run_js('document.body.scrollHeight;', as_expr=True)
         # return w, h
-        r = self.run_cdp('Page.getLayoutMetrics', not_change=False)['contentSize']
+        r = self.run_cdp('Page.getLayoutMetrics')['contentSize']
         return r['width'], r['height']
 
     @property
@@ -305,6 +306,7 @@ class ChromiumBase(BasePage):
     @property
     def scroll(self):
         """返回用于滚动滚动条的对象"""
+        self._wait_loaded()
         if not hasattr(self, '_scroll'):
             self._scroll = ChromiumScroll(self)
         return self._scroll
@@ -347,7 +349,6 @@ class ChromiumBase(BasePage):
         :param args: 参数，按顺序在js文本中对应argument[0]、argument[1]...
         :return: 运行的结果
         """
-        self._to_d_mode()
         return run_js(self, script, as_expr, self.timeouts.script, args)
 
     def run_async_js(self, script, as_expr=False, *args):
@@ -357,7 +358,6 @@ class ChromiumBase(BasePage):
         :param args: 参数，按顺序在js文本中对应argument[0]、argument[1]...
         :return: None
         """
-        self._to_d_mode()
         from threading import Thread
         Thread(target=run_js, args=(self, script, as_expr, self.timeouts.script, args)).start()
 
@@ -424,7 +424,7 @@ class ChromiumBase(BasePage):
         :param headers: dict格式的headers数据
         :return: None
         """
-        self.run_cdp('Network.setExtraHTTPHeaders', headers=headers, not_change=True)
+        self.run_cdp('Network.setExtraHTTPHeaders', headers=headers)
 
     def ele(self, loc_or_ele, timeout=None):
         """获取第一个符合条件的元素对象
@@ -532,7 +532,8 @@ class ChromiumBase(BasePage):
         :return: None
         """
         self._is_loading = True
-        self._driver.Page.reload(ignoreCache=ignore_cache)
+        self.driver.Page.reload(ignoreCache=ignore_cache)
+        self.wait_loading()
 
     def forward(self, steps=1):
         """在浏览历史中前进若干步
@@ -591,18 +592,18 @@ class ChromiumBase(BasePage):
         :param cmd_args: 参数
         :return: 执行的结果
         """
-        if cmd_args.get('not_change', None):
-            driver = self._tab_obj
-            cmd_args.pop('not_change')
-        else:
-            driver = self._driver
+        r = self.driver.call_method(cmd, **cmd_args)
+        if 'error' not in r:
+            return r
 
-        try:
-            return driver.call_method(cmd, **cmd_args)
-        except Exception as e:
-            if 'Could not find node with given id' in str(e):
-                raise RuntimeError('该元素已不在当前页面中。')
-            raise
+        if 'Cannot find context with specified id' in r['error']:
+            raise RuntimeError('页面被刷新，请操作前尝试等待页面刷新或加载完成，可尝试wait.load_complete()方法。')
+        elif 'Could not find node with given id' in r['error']:
+            raise RuntimeError('该元素已不在当前页面中。')
+        elif 'tab closed' in r['error']:
+            raise RuntimeError('标签页已关闭。')
+        else:
+            raise RuntimeError(r)
 
     def set_user_agent(self, ua, platform=None):
         """为当前tab设置user agent，只在当前tab有效
@@ -650,6 +651,58 @@ class ChromiumBase(BasePage):
         js = f'localStorage.removeItem("{item}");' if item is False else f'localStorage.setItem("{item}","{value}");'
         return self.run_js(js, as_expr=True)
 
+    def get_screenshot(self, path=None, as_bytes=None, full_page=False, left_top=None, right_bottom=None):
+        """对页面进行截图，可对整个网页、可见网页、指定范围截图。对可视范围外截图需要90以上版本浏览器支持
+        :param path: 完整路径，后缀可选 'jpg','jpeg','png','webp'
+        :param as_bytes: 是否已字节形式返回图片，可选 'jpg','jpeg','png','webp'，生效时path参数无效
+        :param full_page: 是否整页截图，为True截取整个网页，为False截取可视窗口
+        :param left_top: 截取范围左上角坐标
+        :param right_bottom: 截取范围右下角角坐标
+        :return: 图片完整路径或字节文本
+        """
+        if as_bytes:
+            if as_bytes is True:
+                pic_type = 'png'
+            else:
+                if as_bytes not in ('jpg', 'jpeg', 'png', 'webp'):
+                    raise ValueError("只能接收'jpg', 'jpeg', 'png', 'webp'四种格式。")
+                pic_type = 'jpeg' if as_bytes == 'jpg' else as_bytes
+
+        else:
+            if not path:
+                path = f'{self.title}.jpg'
+            path = get_usable_path(path)
+            pic_type = path.suffix.lower()
+            if pic_type not in ('.jpg', '.jpeg', '.png', '.webp'):
+                raise TypeError(f'不支持的文件格式：{pic_type}。')
+            pic_type = 'jpeg' if pic_type == '.jpg' else pic_type[1:]
+
+        width, height = self.size
+        if full_page:
+            vp = {'x': 0, 'y': 0, 'width': width, 'height': height, 'scale': 1}
+            png = self._wait_driver.Page.captureScreenshot(format=pic_type, captureBeyondViewport=True, clip=vp)['data']
+        else:
+            if left_top and right_bottom:
+                x, y = left_top
+                w = right_bottom[0] - x
+                h = right_bottom[1] - y
+                vp = {'x': x, 'y': y, 'width': w, 'height': h, 'scale': 1}
+                png = self._wait_driver.Page.captureScreenshot(format=pic_type, captureBeyondViewport=True, clip=vp)[
+                    'data']
+            else:
+                png = self._wait_driver.Page.captureScreenshot(format=pic_type)['data']
+
+        from base64 import b64decode
+        png = b64decode(png)
+
+        if as_bytes:
+            return png
+
+        path.parent.mkdir(parents=True, exist_ok=True)
+        with open(path, 'wb') as f:
+            f.write(png)
+        return str(path.absolute())
+
     def clear_cache(self, session_storage=True, local_storage=True, cache=True, cookies=True):
         """清除缓存，可选要清除的项
         :param session_storage: 是否清除sessionStorage
@@ -681,7 +734,7 @@ class ChromiumBase(BasePage):
 
         for t in range(times + 1):
             err = None
-            result = self._driver.Page.navigate(url=to_url)
+            result = self.driver.Page.navigate(url=to_url)
 
             is_timeout = not self._wait_loaded(timeout)
             while self.is_loading:
@@ -711,10 +764,6 @@ class ChromiumBase(BasePage):
 
         return True
 
-    def _to_d_mode(self):
-        """用于使WebPage切换到d模式"""
-        return self._driver
-
 
 class Timeout(object):
     """用于保存d模式timeout信息的类"""
diff --git a/DrissionPage/chromium_base.pyi b/DrissionPage/chromium_base.pyi
index cfa6705..6c90daf 100644
--- a/DrissionPage/chromium_base.pyi
+++ b/DrissionPage/chromium_base.pyi
@@ -3,6 +3,7 @@
 @Author  :   g1879
 @Contact :   g1879@qq.com
 """
+from pathlib import Path
 from typing import Union, Tuple, List, Any
 
 from DataRecorder import Recorder
@@ -13,7 +14,6 @@ from .base import BasePage
 from .chromium_driver import ChromiumDriver
 from .chromium_element import ChromiumElement, ChromiumElementWaiter, ChromiumScroll
 from .chromium_frame import ChromiumFrame
-from .configs.driver_options import DriverOptions
 from .session_element import SessionElement
 
 
@@ -38,13 +38,11 @@ class ChromiumBase(BasePage):
         self._debug_recorder: Recorder = ...
         self._upload_list: list = ...
 
-    def _connect_browser(self,
-                         addr_driver_opts: Union[str, ChromiumDriver, DriverOptions] = None,
-                         tab_id: str = None) -> None: ...
+    def _connect_browser(self, tab_id: str = None) -> None: ...
 
     def _chromium_init(self): ...
 
-    def _init_page(self, tab_id: str = None) -> None: ...
+    def _driver_init(self, tab_id: str) -> None: ...
 
     def _get_document(self) -> None: ...
 
@@ -64,7 +62,9 @@ class ChromiumBase(BasePage):
 
     def set_upload_files(self, files: Union[str, list, tuple]) -> None: ...
 
-    def _set_options(self) -> None: ...
+    def _set_start_options(self, address, none) -> None: ...
+
+    def _set_runtime_settings(self) -> None: ...
 
     def __call__(self, loc_or_str: Union[Tuple[str, str], str, ChromiumElement],
                  timeout: float = None) -> Union[ChromiumElement, ChromiumFrame, None]: ...
@@ -75,8 +75,8 @@ class ChromiumBase(BasePage):
     @property
     def driver(self) -> ChromiumDriver: ...
 
-    @property
-    def _driver(self) -> ChromiumDriver: ...
+    # @property
+    # def _driver(self) -> ChromiumDriver: ...
 
     @property
     def _wait_driver(self) -> ChromiumDriver: ...
@@ -187,6 +187,12 @@ class ChromiumBase(BasePage):
 
     def set_local_storage(self, item: str, value: Union[str, bool]) -> None: ...
 
+    def get_screenshot(self, path: [str, Path] = None,
+                       as_bytes: [bool, str] = None,
+                       full_page: bool = False,
+                       left_top: Tuple[int, int] = None,
+                       right_bottom: Tuple[int, int] = None) -> Union[str, bytes]: ...
+
     def clear_cache(self,
                     session_storage: bool = True,
                     local_storage: bool = True,
@@ -200,8 +206,6 @@ class ChromiumBase(BasePage):
                    show_errmsg: bool = False,
                    timeout: float = None) -> Union[bool, None]: ...
 
-    def _to_d_mode(self): ...
-
 
 class Timeout(object):
 
diff --git a/DrissionPage/chromium_driver.py b/DrissionPage/chromium_driver.py
index e2e1a72..eaffdbc 100644
--- a/DrissionPage/chromium_driver.py
+++ b/DrissionPage/chromium_driver.py
@@ -165,19 +165,23 @@ class ChromiumDriver(object):
         :return: 执行结果
         """
         if not self._started:
-            raise RuntimeError("不能在启动前调用方法。")
+            self.start()
+            # raise RuntimeError("不能在启动前调用方法。")
         if args:
             raise CallMethodException("参数必须是key=value形式。")
 
         if self._stopped.is_set():
-            return {'tab_closed': True}
+            return {'error': 'tab closed', 'type': 'tab_closed'}
 
         timeout = kwargs.pop("_timeout", None)
         result = self._send({"method": _method, "params": kwargs}, timeout=timeout)
         if result is None:
-            return {'tab_closed': True}
+            return {'error': 'tab closed', 'type': 'tab_closed'}
         if 'result' not in result and 'error' in result:
-            raise CallMethodException(f"\n调用方法：{_method}\n参数：{kwargs}\n错误：{result['error']['message']}")
+            return {'error': result['error']['message'],
+                    'type': 'call_method_error',
+                    'method': _method,
+                    'args': kwargs}
 
         return result['result']
 
@@ -201,7 +205,7 @@ class ChromiumDriver(object):
         if self._stopped.is_set():
             return False
         if not self._started:
-            raise RuntimeError("Driver正在运行。")
+            raise RuntimeError("Driver未在运行。")
 
         self.status = self._STOPPED_
         self._stopped.set()
diff --git a/DrissionPage/chromium_element.py b/DrissionPage/chromium_element.py
index a66b103..49db46c 100644
--- a/DrissionPage/chromium_element.py
+++ b/DrissionPage/chromium_element.py
@@ -68,14 +68,14 @@ class ChromiumElement(DrissionElement):
     def tag(self):
         """返回元素tag"""
         if self._tag is None:
-            self._tag = self.page.run_cdp('DOM.describeNode', nodeId=self._node_id, not_change=True)['node'][
+            self._tag = self.page.run_cdp('DOM.describeNode', nodeId=self._node_id)['node'][
                 'localName'].lower()
         return self._tag
 
     @property
     def html(self):
         """返回元素outerHTML文本"""
-        return self.page.run_cdp('DOM.getOuterHTML', nodeId=self._node_id, not_change=True)['outerHTML']
+        return self.page.run_cdp('DOM.getOuterHTML', nodeId=self._node_id)['outerHTML']
 
     @property
     def inner_html(self):
@@ -85,7 +85,7 @@ class ChromiumElement(DrissionElement):
     @property
     def attrs(self):
         """返回元素所有attribute属性"""
-        attrs = self.page.run_cdp('DOM.getAttributes', nodeId=self._node_id, not_change=True)['attributes']
+        attrs = self.page.run_cdp('DOM.getAttributes', nodeId=self._node_id)['attributes']
         return {attrs[i]: attrs[i + 1] for i in range(0, len(attrs), 2)}
 
     @property
@@ -123,7 +123,7 @@ class ChromiumElement(DrissionElement):
     def size(self):
         """返回元素宽和高"""
         try:
-            model = self.page.run_cdp('DOM.getBoxModel', nodeId=self._node_id, not_change=True)['model']
+            model = self.page.run_cdp('DOM.getBoxModel', nodeId=self._node_id)['model']
             return model['height'], model['width']
         except Exception:
             return 0, 0
@@ -167,7 +167,7 @@ class ChromiumElement(DrissionElement):
     @property
     def shadow_root(self):
         """返回当前元素的shadow_root元素对象"""
-        info = self.page.run_cdp('DOM.describeNode', nodeId=self.node_id, not_change=True)['node']
+        info = self.page.run_cdp('DOM.describeNode', nodeId=self.node_id)['node']
         if not info.get('shadowRoots', None):
             return None
 
@@ -372,7 +372,7 @@ class ChromiumElement(DrissionElement):
         :param prop: 属性名
         :return: 属性值文本
         """
-        p = self.page.run_cdp('Runtime.getProperties', objectId=self._obj_id, not_change=True)['result']
+        p = self.page.run_cdp('Runtime.getProperties', objectId=self._obj_id)['result']
         for i in p:
             if i['name'] == prop:
                 if 'value' not in i or 'value' not in i['value']:
@@ -403,7 +403,7 @@ class ChromiumElement(DrissionElement):
         :param args: 参数，按顺序在js文本中对应argument[0]、argument[1]...
         :return: 运行的结果
         """
-        return run_js(self, script, as_expr, self.page.timeouts.script, args, True)
+        return run_js(self, script, as_expr, self.page.timeouts.script, args)
 
     def run_async_js(self, script, as_expr=False, *args):
         """以异步方式执行js代码
@@ -483,7 +483,7 @@ class ChromiumElement(DrissionElement):
             while not self.run_js(js) and perf_counter() < end_time:
                 sleep(.1)
 
-        node = self.page.run_cdp('DOM.describeNode', nodeId=self._node_id, not_change=True)['node']
+        node = self.page.run_cdp('DOM.describeNode', nodeId=self._node_id)['node']
         frame = node.get('frameId', None)
         frame = frame or self.page.tab_id
         try:
@@ -534,6 +534,8 @@ class ChromiumElement(DrissionElement):
         height, width = self.size
         left_top = (left, top)
         right_bottom = (left + width, top + height)
+        if not path:
+            path = f'{self.tag}.jpg'
         return self.page.get_screenshot(path, as_bytes=as_bytes, full_page=False,
                                         left_top=left_top, right_bottom=right_bottom)
 
@@ -547,7 +549,7 @@ class ChromiumElement(DrissionElement):
             return self._set_file_input(vals)
 
         try:
-            self.page.run_cdp('DOM.focus', nodeId=self._node_id, not_change=True)
+            self.page.run_cdp('DOM.focus', nodeId=self._node_id)
         except Exception:
             self.click(by_js=True)
 
@@ -578,7 +580,7 @@ class ChromiumElement(DrissionElement):
         if isinstance(files, str):
             files = files.split('\n')
         files = [str(Path(i).absolute()) for i in files]
-        self.page.run_cdp('DOM.setFileInputFiles', files=files, nodeId=self._node_id, not_change=True)
+        self.page.run_cdp('DOM.setFileInputFiles', files=files, nodeId=self._node_id)
 
     def clear(self, by_js=False):
         """清空元素文本
@@ -754,9 +756,9 @@ class ChromiumElement(DrissionElement):
         :return: js中的object id
         """
         if node_id:
-            return self.page.run_cdp('DOM.resolveNode', nodeId=node_id, not_change=True)['object']['objectId']
+            return self.page.run_cdp('DOM.resolveNode', nodeId=node_id)['object']['objectId']
         else:
-            return self.page.run_cdp('DOM.resolveNode', backendNodeId=backend_id, not_change=True)['object']['objectId']
+            return self.page.run_cdp('DOM.resolveNode', backendNodeId=backend_id)['object']['objectId']
 
     def _get_node_id(self, obj_id=None, backend_id=None):
         """根据传入object id获取cdp中的node id
@@ -765,16 +767,16 @@ class ChromiumElement(DrissionElement):
         :return: cdp中的node id
         """
         if obj_id:
-            return self.page.run_cdp('DOM.requestNode', objectId=obj_id, not_change=True)['nodeId']
+            return self.page.run_cdp('DOM.requestNode', objectId=obj_id)['nodeId']
         else:
-            return self.page.run_cdp('DOM.describeNode', backendNodeId=backend_id, not_change=True)['node']['nodeId']
+            return self.page.run_cdp('DOM.describeNode', backendNodeId=backend_id)['node']['nodeId']
 
     def _get_backend_id(self, node_id):
         """根据传入node id获取backend id
         :param node_id:
         :return: backend id
         """
-        return self.page.run_cdp('DOM.describeNode', nodeId=node_id, not_change=True)['node']['backendNodeId']
+        return self.page.run_cdp('DOM.describeNode', nodeId=node_id)['node']['backendNodeId']
 
     def _get_ele_path(self, mode):
         """返获取css路径或xpath路径"""
@@ -822,7 +824,7 @@ class ChromiumElement(DrissionElement):
         :return: 四个角坐标，大小为0时返回None
         """
         try:
-            return self.page.run_cdp('DOM.getBoxModel', nodeId=self.node_id, not_change=True)['model'][quad]
+            return self.page.run_cdp('DOM.getBoxModel', nodeId=self.node_id)['model'][quad]
         except Exception:
             return None
 
@@ -875,7 +877,7 @@ class ChromiumShadowRootElement(BaseElement):
     def is_alive(self):
         """返回元素是否仍在DOM中"""
         try:
-            self.page.run_cdp('DOM.describeNode', nodeId=self._node_id, not_change=True)
+            self.page.run_cdp('DOM.describeNode', nodeId=self._node_id)
             return True
         except Exception:
             return False
@@ -1066,29 +1068,29 @@ class ChromiumShadowRootElement(BaseElement):
         css_paths = [i.css_path[47:] for i in eles]
         if single:
             node_id = self.page.run_cdp('DOM.querySelector',
-                                        nodeId=self._node_id, selector=css_paths[0], not_change=True)['nodeId']
+                                        nodeId=self._node_id, selector=css_paths[0])['nodeId']
             return make_chromium_ele(self.page, node_id=node_id) if node_id else None
 
         else:
             results = []
             for i in css_paths:
                 node_id = self.page.run_cdp('DOM.querySelector',
-                                            nodeId=self._node_id, selector=i, not_change=True)['nodeId']
+                                            nodeId=self._node_id, selector=i)['nodeId']
                 if node_id:
                     results.append(make_chromium_ele(self.page, node_id=node_id))
             return results
 
     def _get_node_id(self, obj_id):
         """返回元素node id"""
-        return self.page.run_cdp('DOM.requestNode', objectId=obj_id, not_change=True)['nodeId']
+        return self.page.run_cdp('DOM.requestNode', objectId=obj_id)['nodeId']
 
     def _get_obj_id(self, back_id):
         """返回元素object id"""
-        return self.page.run_cdp('DOM.resolveNode', backendNodeId=back_id, not_change=True)['object']['objectId']
+        return self.page.run_cdp('DOM.resolveNode', backendNodeId=back_id)['object']['objectId']
 
     def _get_backend_id(self, node_id):
         """返回元素object id"""
-        return self.page.run_cdp('DOM.describeNode', nodeId=node_id, not_change=True)['node']['backendNodeId']
+        return self.page.run_cdp('DOM.describeNode', nodeId=node_id)['node']['backendNodeId']
 
 
 def find_in_chromium_ele(ele, loc, single=True, timeout=None, relative=True):
@@ -1260,14 +1262,13 @@ else{a.push(e.snapshotItem(i));}}"""
     return js
 
 
-def run_js(page_or_ele, script, as_expr=False, timeout=None, args=None, not_change=False):
+def run_js(page_or_ele, script, as_expr=False, timeout=None, args=None):
     """运行javascript代码
     :param page_or_ele: 页面对象或元素对象
     :param script: js文本
     :param as_expr: 是否作为表达式运行，为True时args无效
     :param timeout: 超时时间
     :param args: 参数，按顺序在js文本中对应argument[0]、argument[1]...
-    :param not_change: 执行时是否切换页面对象模式
     :return: js执行结果
     """
     if isinstance(page_or_ele, (ChromiumElement, ChromiumShadowRootElement)):
@@ -1283,8 +1284,7 @@ def run_js(page_or_ele, script, as_expr=False, timeout=None, args=None, not_chan
                            returnByValue=False,
                            awaitPromise=True,
                            userGesture=True,
-                           timeout=timeout * 1000,
-                           not_change=not_change)
+                           timeout=timeout * 1000)
 
     else:
         args = args or ()
@@ -1296,8 +1296,7 @@ def run_js(page_or_ele, script, as_expr=False, timeout=None, args=None, not_chan
                            arguments=[_convert_argument(arg) for arg in args],
                            returnByValue=False,
                            awaitPromise=True,
-                           userGesture=True,
-                           not_change=not_change)
+                           userGesture=True)
 
     exceptionDetails = res.get('exceptionDetails')
     if exceptionDetails:
diff --git a/DrissionPage/chromium_element.pyi b/DrissionPage/chromium_element.pyi
index c881bed..6a8d48f 100644
--- a/DrissionPage/chromium_element.pyi
+++ b/DrissionPage/chromium_element.pyi
@@ -363,7 +363,7 @@ def _make_js_for_find_ele_by_xpath(xpath: str, type_txt: str, node_txt: str) ->
 
 
 def run_js(page_or_ele: Union[ChromiumBase, ChromiumElement, ChromiumShadowRootElement], script: str,
-           as_expr: bool = False, timeout: float = None, args: tuple = ..., not_change: bool = ...) -> Any: ...
+           as_expr: bool = False, timeout: float = None, args: tuple = ...) -> Any: ...
 
 
 def _parse_js_result(page: ChromiumBase, ele: ChromiumElement, result: dict): ...
diff --git a/DrissionPage/chromium_frame.py b/DrissionPage/chromium_frame.py
index 9b6e1cd..80614e8 100644
--- a/DrissionPage/chromium_frame.py
+++ b/DrissionPage/chromium_frame.py
@@ -14,7 +14,7 @@ class ChromiumFrame(ChromiumBase):
     def __init__(self, page, ele):
         self.page = page
         self.address = page.address
-        node = page.run_cdp('DOM.describeNode', nodeId=ele.node_id, not_change=True)['node']
+        node = page.run_cdp('DOM.describeNode', nodeId=ele.node_id)['node']
         self.frame_id = node['frameId']
         self._backend_id = ele.backend_id
         self._frame_ele = ele
@@ -43,23 +43,23 @@ class ChromiumFrame(ChromiumBase):
         attrs = [f"{attr}='{attrs[attr]}'" for attr in attrs]
         return f'<ChromiumFrame {self.frame_ele.tag} {" ".join(attrs)}>'
 
-    def _set_options(self):
+    def _runtime_settings(self):
         """重写设置浏览器运行参数方法"""
         self._timeouts = self.page.timeouts
         self._page_load_strategy = self.page.page_load_strategy
 
-    def _init_page(self, tab_id=None):
+    def _driver_init(self, tab_id):
         """避免出现服务器500错误
         :param tab_id: 要跳转到的标签页id
         :return: None
         """
         self._control_session.get(f'http://{self.address}/json')
-        super()._init_page(tab_id)
+        super()._driver_init(tab_id)
 
     def _reload(self):
         """重新获取document"""
         self._frame_ele = ChromiumElement(self.page, backend_id=self._backend_id)
-        node = self.page.run_cdp('DOM.describeNode', nodeId=self._frame_ele.node_id, not_change=True)['node']
+        node = self.page.run_cdp('DOM.describeNode', nodeId=self._frame_ele.node_id)['node']
 
         if self._is_inner_frame():
             self._is_diff_domain = False
@@ -95,7 +95,7 @@ class ChromiumFrame(ChromiumBase):
                 try:
                     if self._is_diff_domain is False:
                         node = self.page.run_cdp('DOM.describeNode',
-                                                 backendNodeId=self.backend_id, not_change=True)['node']
+                                                 backendNodeId=self.backend_id)['node']
                         self.doc_ele = ChromiumElement(self.page, backend_id=node['contentDocument']['backendNodeId'])
 
                     else:
@@ -171,7 +171,7 @@ class ChromiumFrame(ChromiumBase):
         self._check_ok()
         tag = self.tag
         out_html = self.page.run_cdp('DOM.getOuterHTML',
-                                     nodeId=self.frame_ele.node_id, not_change=True)['outerHTML']
+                                     nodeId=self.frame_ele.node_id)['outerHTML']
         sign = search(rf'<{tag}.*?>', out_html).group(0)
         return f'{sign}{self.inner_html}</{tag}>'
 
@@ -412,7 +412,7 @@ class ChromiumFrame(ChromiumBase):
 
         for t in range(times + 1):
             err = None
-            result = self._driver.Page.navigate(url=to_url, frameId=self.frame_id)
+            result = self.driver.Page.navigate(url=to_url, frameId=self.frame_id)
 
             is_timeout = not self._wait_loaded(timeout)
             while self.is_loading:
@@ -444,4 +444,4 @@ class ChromiumFrame(ChromiumBase):
 
     def _is_inner_frame(self):
         """返回当前frame是否同域"""
-        return self.frame_id in str(self.page.run_cdp('Page.getFrameTree', not_change=True)['frameTree'])
+        return self.frame_id in str(self.page.run_cdp('Page.getFrameTree')['frameTree'])
diff --git a/DrissionPage/chromium_frame.pyi b/DrissionPage/chromium_frame.pyi
index 8aa65e8..e9d396d 100644
--- a/DrissionPage/chromium_frame.pyi
+++ b/DrissionPage/chromium_frame.pyi
@@ -28,9 +28,9 @@ class ChromiumFrame(ChromiumBase):
 
     def __repr__(self) -> str: ...
 
-    def _set_options(self) -> None: ...
+    def _runtime_settings(self) -> None: ...
 
-    def _init_page(self, tab_id: str = None) -> None: ...
+    def _driver_init(self, tab_id: str) -> None: ...
 
     def _reload(self) -> None: ...
 
diff --git a/DrissionPage/chromium_page.py b/DrissionPage/chromium_page.py
index 6bb534d..9a700e7 100644
--- a/DrissionPage/chromium_page.py
+++ b/DrissionPage/chromium_page.py
@@ -34,67 +34,71 @@ class ChromiumPage(ChromiumBase):
         self._download_path = None
         super().__init__(addr_driver_opts, tab_id, timeout)
 
-    def _connect_browser(self, addr_driver_opts=None, tab_id=None):
-        """连接浏览器，在第一次时运行
-        :param addr_driver_opts: 浏览器地址、ChromiumDriver对象或DriverOptions对象
-        :param tab_id: 要控制的标签页id，不指定默认为激活的
+    def _set_start_options(self, addr_driver_opts, none):
+        """设置浏览器启动属性
+        :param addr_driver_opts: 'ip:port'、ChromiumDriver、ChromiumOptions
+        :param none: 用于后代继承
         :return: None
         """
-        # 接管或启动浏览器
-        self._chromium_init()
-        if addr_driver_opts is None or isinstance(addr_driver_opts, (ChromiumOptions, DriverOptions)):
-            self._driver_options = addr_driver_opts or ChromiumOptions()  # 从ini文件读取
-            self.address = self._driver_options.debugger_address
-            self.process = connect_browser(self._driver_options)[1]
-            json = self._control_session.get(f'http://{self.address}/json').json()
-            tab_id = [i['id'] for i in json if i['type'] == 'page'][0]
+        if not addr_driver_opts or isinstance(addr_driver_opts, (ChromiumOptions, DriverOptions)):
+            self._driver_options = addr_driver_opts or ChromiumOptions(addr_driver_opts)
 
         # 接收浏览器地址和端口
         elif isinstance(addr_driver_opts, str):
-            self.address = addr_driver_opts
             self._driver_options = ChromiumOptions()
             self._driver_options.debugger_address = addr_driver_opts
-            self.process = connect_browser(self._driver_options)[1]
-            if not tab_id:
-                json = self._control_session.get(f'http://{self.address}/json').json()
-                tab_id = [i['id'] for i in json if i['type'] == 'page'][0]
 
         # 接收传递过来的ChromiumDriver，浏览器
         elif isinstance(addr_driver_opts, ChromiumDriver):
-            self._tab_obj = addr_driver_opts
-            self.address = addr_driver_opts.address
-            self.process = None
             self._driver_options = ChromiumOptions(read_file=False)
             self._driver_options.debugger_address = addr_driver_opts.address
+            self._tab_obj = addr_driver_opts
 
         else:
             raise TypeError('只能接收ChromiumDriver或ChromiumOptions类型参数。')
 
-        self._set_options()
-        self._set_chromium_options()
-        self._init_page(tab_id)
-        self._get_document()
-        self._first_run = False
+        self.address = self._driver_options.debugger_address
 
-    def _set_options(self):
-        """设置WebPage中与s模式共用的配置，便于WebPage覆盖掉"""
+    def _set_runtime_settings(self):
+        """设置运行时用到的属性"""
         self._timeouts = Timeout(self,
                                  page_load=self._driver_options.timeouts['pageLoad'],
                                  script=self._driver_options.timeouts['script'],
                                  implicit=self._driver_options.timeouts['implicit'])
         self._page_load_strategy = self._driver_options.page_load_strategy
+        self._download_path = self._driver_options.download_path
 
-    def _set_chromium_options(self):
-        """设置浏览器专有的配置"""
+    def _connect_browser(self, tab_id=None):
+        """连接浏览器，在第一次时运行
+        :param tab_id: 要控制的标签页id，不指定默认为激活的
+        :return: None
+        """
+        self._chromium_init()  # todo: 传递驱动器时是否须要
+        if self._tab_obj:
+            self.process = None
+
+        else:
+            self.process = connect_browser(self._driver_options)[1]
+            if not tab_id:
+                json = self._control_session.get(f'http://{self.address}/json').json()
+                tab_id = [i['id'] for i in json if i['type'] == 'page'][0]
+
+            self._driver_init(tab_id)
+            self._get_document()
+            self._first_run = False
+
+    def _chromium_init(self):
+        """添加ChromiumPage独有的运行配置"""
+        super()._chromium_init()
         self._alert = Alert()
         self._window_setter = None
 
-    def _init_page(self, tab_id=None):
+    def _driver_init(self, tab_id):
         """新建页面、页面刷新、切换标签页后要进行的cdp参数初始化
         :param tab_id: 要跳转到的标签页id
         :return: None
         """
-        super()._init_page(tab_id)
+        super()._driver_init(tab_id)
         ws = self._control_session.get(f'http://{self.address}/json/version').json()['webSocketDebuggerUrl']
         self._browser_driver = ChromiumDriver(ws.split('/')[-1], 'browser', self.address)
         self._browser_driver.start()
@@ -135,7 +139,7 @@ class ChromiumPage(ChromiumBase):
     def process_id(self):
         """返回浏览器进程id"""
         try:
-            return self._driver.SystemInfo.getProcessInfo()['id']
+            return self.driver.SystemInfo.getProcessInfo()['id']
         except Exception:
             return None
 
@@ -172,58 +176,6 @@ class ChromiumPage(ChromiumBase):
         tab_id = tab_id or self.tab_id
         return ChromiumTab(self, tab_id)
 
-    def get_screenshot(self, path=None, as_bytes=None, full_page=False, left_top=None, right_bottom=None):
-        """对页面进行截图，可对整个网页、可见网页、指定范围截图。对可视范围外截图需要90以上版本浏览器支持
-        :param path: 完整路径，后缀可选 'jpg','jpeg','png','webp'
-        :param as_bytes: 是否已字节形式返回图片，可选 'jpg','jpeg','png','webp'，生效时path参数无效
-        :param full_page: 是否整页截图，为True截取整个网页，为False截取可视窗口
-        :param left_top: 截取范围左上角坐标
-        :param right_bottom: 截取范围右下角角坐标
-        :return: 图片完整路径或字节文本
-        """
-        if as_bytes:
-            if as_bytes is True:
-                pic_type = 'png'
-            else:
-                if as_bytes not in ('jpg', 'jpeg', 'png', 'webp'):
-                    raise ValueError("只能接收'jpg', 'jpeg', 'png', 'webp'四种格式。")
-                pic_type = 'jpeg' if as_bytes == 'jpg' else as_bytes
-
-        else:
-            if not path:
-                raise ValueError('保存为文件时必须传入路径。')
-            path = Path(path)
-            pic_type = path.suffix.lower()
-            if pic_type not in ('.jpg', '.jpeg', '.png', '.webp'):
-                raise TypeError(f'不支持的文件格式：{pic_type}。')
-            pic_type = 'jpeg' if pic_type == '.jpg' else pic_type[1:]
-
-        width, height = self.size
-        if full_page:
-            vp = {'x': 0, 'y': 0, 'width': width, 'height': height, 'scale': 1}
-            png = self._wait_driver.Page.captureScreenshot(format=pic_type, captureBeyondViewport=True, clip=vp)['data']
-        else:
-            if left_top and right_bottom:
-                x, y = left_top
-                w = right_bottom[0] - x
-                h = right_bottom[1] - y
-                vp = {'x': x, 'y': y, 'width': w, 'height': h, 'scale': 1}
-                png = self._wait_driver.Page.captureScreenshot(format=pic_type, captureBeyondViewport=True, clip=vp)[
-                    'data']
-            else:
-                png = self._wait_driver.Page.captureScreenshot(format=pic_type)['data']
-
-        from base64 import b64decode
-        png = b64decode(png)
-
-        if as_bytes:
-            return png
-
-        path.parent.mkdir(parents=True, exist_ok=True)
-        with open(path, 'wb') as f:
-            f.write(png)
-        return str(path.absolute())
-
     def to_front(self):
         """激活当前标签页使其处于最前面"""
         self._control_session.get(f'http://{self.address}/json/activate/{self.tab_id}')
@@ -293,8 +245,8 @@ class ChromiumPage(ChromiumBase):
         if tab_id == self.tab_id:
             return
 
-        self._driver.stop()
-        self._init_page(tab_id)
+        self.driver.stop()
+        self._driver_init(tab_id)
         if read_doc and self.ready_state == 'complete':
             self._get_document()
 
@@ -328,7 +280,7 @@ class ChromiumPage(ChromiumBase):
             return
 
         if self.tab_id in tabs:
-            self._driver.stop()
+            self.driver.stop()
 
         for tab in tabs:
             self._control_session.get(f'http://{self.address}/json/close/{tab}')
@@ -364,9 +316,9 @@ class ChromiumPage(ChromiumBase):
 
         res_text = self._alert.text
         if self._alert.type == 'prompt':
-            self._driver.Page.handleJavaScriptDialog(accept=accept, promptText=send)
+            self.driver.Page.handleJavaScriptDialog(accept=accept, promptText=send)
         else:
-            self._driver.Page.handleJavaScriptDialog(accept=accept)
+            self.driver.Page.handleJavaScriptDialog(accept=accept)
         return res_text
 
     def hide_browser(self):
@@ -445,7 +397,7 @@ class ChromiumDownloadSetter(DownloadSetter):
                                                                   eventsEnabled=True)
         except CallMethodException:
             warn('\n您的浏览器版本太低，用新标签页下载文件可能崩溃，建议升级。')
-            self._page.run_cdp('Page.setDownloadBehavior', behavior='allow', downloadPath=path, not_change=True)
+            self._page.run_cdp('Page.setDownloadBehavior', behavior='allow', downloadPath=path)
 
         self.DownloadKit.goal_path = path
 
diff --git a/DrissionPage/chromium_page.pyi b/DrissionPage/chromium_page.pyi
index 0a5593a..6be88c5 100644
--- a/DrissionPage/chromium_page.pyi
+++ b/DrissionPage/chromium_page.pyi
@@ -38,11 +38,9 @@ class ChromiumPage(ChromiumBase):
                          addr_driver_opts: Union[str, ChromiumDriver, DriverOptions] = None,
                          tab_id: str = None) -> None: ...
 
-    def _set_options(self) -> None: ...
+    def _set_start_options(self, addr_driver_opts: Union[str, ChromiumDriver, DriverOptions], none) -> None: ...
 
-    def _set_chromium_options(self) -> None: ...
-
-    def _init_page(self, tab_id: str = None) -> None: ...
+    def _driver_init(self, tab_id: str) -> None: ...
 
     @property
     def browser_driver(self) -> ChromiumDriver: ...
@@ -76,12 +74,6 @@ class ChromiumPage(ChromiumBase):
 
     def get_tab(self, tab_id: str = None) -> ChromiumTab: ...
 
-    def get_screenshot(self, path: [str, Path] = None,
-                       as_bytes: [bool, str] = None,
-                       full_page: bool = False,
-                       left_top: Tuple[int, int] = None,
-                       right_bottom: Tuple[int, int] = None) -> Union[str, bytes]: ...
-
     def to_front(self) -> None: ...
 
     def new_tab(self, url: str = None, switch_to: bool = True) -> None: ...
diff --git a/DrissionPage/chromium_tab.py b/DrissionPage/chromium_tab.py
index 4501c50..b072d0e 100644
--- a/DrissionPage/chromium_tab.py
+++ b/DrissionPage/chromium_tab.py
@@ -17,7 +17,7 @@ class ChromiumTab(ChromiumBase):
         self.page = page
         super().__init__(page.address, tab_id, page.timeout)
 
-    def _set_options(self):
+    def _set_runtime_settings(self):
         """重写设置浏览器运行参数方法"""
         self._timeouts = self.page.timeouts
         self._page_load_strategy = self.page.page_load_strategy
diff --git a/DrissionPage/chromium_tab.pyi b/DrissionPage/chromium_tab.pyi
index 932cba0..ca00be9 100644
--- a/DrissionPage/chromium_tab.pyi
+++ b/DrissionPage/chromium_tab.pyi
@@ -12,4 +12,4 @@ class ChromiumTab(ChromiumBase):
     def __init__(self, page: ChromiumPage, tab_id: str = None):
         self.page: ChromiumPage = ...
 
-    def _set_options(self) -> None: ...
+    def _set_runtime_settings(self) -> None: ...
diff --git a/DrissionPage/configs/chromium_options.py b/DrissionPage/configs/chromium_options.py
index fc1b17f..0694262 100644
--- a/DrissionPage/configs/chromium_options.py
+++ b/DrissionPage/configs/chromium_options.py
@@ -20,7 +20,7 @@ class ChromiumOptions(object):
         self._user = 'Default'
         self._prefs_to_del = []
 
-        if read_file:
+        if read_file is not False:
             self.ini_path = str(ini_path) if ini_path else str(Path(__file__).parent / 'configs.ini')
             om = OptionsManager(self.ini_path)
             options = om.chrome_options
diff --git a/DrissionPage/configs/chromium_options.pyi b/DrissionPage/configs/chromium_options.pyi
index 60dfd79..af7fc80 100644
--- a/DrissionPage/configs/chromium_options.pyi
+++ b/DrissionPage/configs/chromium_options.pyi
@@ -8,7 +8,7 @@ from typing import Union, Tuple, Any
 
 
 class ChromiumOptions(object):
-    def __init__(self, read_file: bool = True, ini_path: Union[str, Path] = None):
+    def __init__(self, read_file: [bool, None] = True, ini_path: Union[str, Path] = None):
         self.ini_path: str = ...
         self._driver_path: str = ...
         self._user_data_path: str = ...
diff --git a/DrissionPage/configs/session_options.py b/DrissionPage/configs/session_options.py
index ea20972..1d41ec8 100644
--- a/DrissionPage/configs/session_options.py
+++ b/DrissionPage/configs/session_options.py
@@ -35,7 +35,7 @@ class SessionOptions(object):
 
         self._del_set = set()  # 记录要从ini文件删除的参数
 
-        if read_file:
+        if read_file is not False:
             self.ini_path = str(ini_path) if ini_path else str(Path(__file__).parent / 'configs.ini')
             om = OptionsManager(self.ini_path)
             options_dict = om.session_options
diff --git a/DrissionPage/configs/session_options.pyi b/DrissionPage/configs/session_options.pyi
index 10f3f9b..628360f 100644
--- a/DrissionPage/configs/session_options.pyi
+++ b/DrissionPage/configs/session_options.pyi
@@ -12,7 +12,7 @@ from requests.cookies import RequestsCookieJar
 
 
 class SessionOptions(object):
-    def __init__(self, read_file: bool = True, ini_path: Union[str, Path] = None):
+    def __init__(self, read_file: [bool, None] = True, ini_path: Union[str, Path] = None):
         self.ini_path: str = ...
         self._download_path: str = ...
         self._headers: dict = ...
diff --git a/DrissionPage/session_page.py b/DrissionPage/session_page.py
index 0f79fa5..8b2a907 100644
--- a/DrissionPage/session_page.py
+++ b/DrissionPage/session_page.py
@@ -28,25 +28,36 @@ class SessionPage(BasePage):
         """
         self._response = None
         self._download_set = None
-        self._create_session(session_or_options)
+        self._session = None
+        self._set_start_options(session_or_options, None)
+        self._set_runtime_settings()
+        self._create_session()
         timeout = timeout if timeout is not None else self.timeout
         super().__init__(timeout)
 
-    def _create_session(self, Session_or_Options):
-        """创建内建Session对象
-        :param Session_or_Options: Session对象或SessionOptions对象
+    def _set_start_options(self, session_or_options, none):
+        """启动配置
+        :param session_or_options: Session、SessionOptions
+        :param none: 用于后代继承
         :return: None
         """
-        if Session_or_Options is None or isinstance(Session_or_Options, SessionOptions):
-            self._session_options = Session_or_Options or SessionOptions()
+        if not session_or_options or isinstance(session_or_options, SessionOptions):
+            self._session_options = session_or_options or SessionOptions(session_or_options)
+
+        elif isinstance(session_or_options, Session):
+            self._session_options = SessionOptions()
+            self._session = session_or_options
+
+    def _set_runtime_settings(self):
+        """设置运行时用到的属性"""
+        self._timeout = self._session_options.timeout
+        self._download_path = self._session_options.download_path
+
+    def _create_session(self):
+        """创建内建Session对象"""
+        if not self._session:
             self._set_session(self._session_options)
 
-        elif isinstance(Session_or_Options, Session):
-            self._session = Session_or_Options
-            self._session_options = SessionOptions(read_file=False)
-
-        self._set_options()
-
     def _set_session(self, opt):
         """根据传入字典对session进行设置
         :param opt: session配置字典
@@ -69,11 +80,6 @@ class SessionPage(BasePage):
             if attr:
                 self._session.__setattr__(i, attr)
 
-    def _set_options(self):
-        """设置WebPage中与d模式共用的配置，便于WebPage覆盖掉"""
-        self._timeout = self._session_options.timeout
-        self._download_path = self._session_options.download_path
-
     def set_cookies(self, cookies):
         """为Session对象设置cookies
         :param cookies: cookies信息
@@ -104,6 +110,12 @@ class SessionPage(BasePage):
         return self.ele(loc_or_str)
 
     # -----------------共有属性和方法-------------------
+    @property
+    def title(self):
+        """返回网页title"""
+        ele = self.ele('xpath://title')
+        return ele.text if ele else None
+
     @property
     def url(self):
         """返回当前访问url"""
diff --git a/DrissionPage/session_page.pyi b/DrissionPage/session_page.pyi
index 86bf66c..53646ed 100644
--- a/DrissionPage/session_page.pyi
+++ b/DrissionPage/session_page.pyi
@@ -33,11 +33,13 @@ class SessionPage(BasePage):
         self.retry_times: int = ...
         self.retry_interval: float = ...
 
-    def _create_session(self, Session_or_Options: Union[Session, SessionOptions]) -> None: ...
+    def _set_start_options(self, session_or_options, none) -> None: ...
+
+    def _create_session(self) -> None: ...
 
     def _set_session(self, opt: SessionOptions) -> None: ...
 
-    def _set_options(self) -> None: ...
+    def _set_runtime_settings(self) -> None: ...
 
     def set_cookies(self, cookies: Union[RequestsCookieJar, list, tuple, str, dict]) -> None: ...
 
@@ -50,6 +52,8 @@ class SessionPage(BasePage):
                  timeout: float = None) -> Union[SessionElement, str, None]: ...
 
     # -----------------共有属性和方法-------------------
+    @property
+    def title(self) -> str: ...
 
     @property
     def url(self) -> str: ...
diff --git a/DrissionPage/web_page.py b/DrissionPage/web_page.py
index ab9dd94..7c37ac9 100644
--- a/DrissionPage/web_page.py
+++ b/DrissionPage/web_page.py
@@ -4,7 +4,6 @@
 @Contact :   g1879@qq.com
 """
 from pathlib import Path
-from time import sleep
 from warnings import warn
 
 from requests import Session
@@ -34,7 +33,8 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         self._mode = mode.lower()
         if self._mode not in ('s', 'd'):
             raise ValueError('mode参数只能是s或d。')
-        self._has_driver, self._has_session = (None, True) if self._mode == 's' else (True, None)
+        self._has_driver = True
+        self._has_session = True
 
         self._debug = False
         self._debug_recorder = None
@@ -47,15 +47,15 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         self._response = None
         self._download_set = None
 
-        self._set_both_options(driver_or_options, session_or_options)
-
-        if self._mode == 'd':
-            self._to_d_mode()
+        self._set_start_options(driver_or_options, session_or_options)
+        self._set_runtime_settings()
+        self._connect_browser()
+        self._create_session()
 
         t = timeout if isinstance(timeout, (int, float)) else self.timeouts.implicit
         super(ChromiumBase, self).__init__(t)  # 调用Base的__init__()
 
-    def _set_both_options(self, dr_opt, se_opt):
+    def _set_start_options(self, dr_opt, se_opt):
         """处理两种模式的设置
         :param dr_opt: ChromiumDriver或DriverOptions对象，为None则从ini读取，为False用默认信息创建
         :param se_opt: Session、SessionOptions对象或配置信息，为None则从ini读取，为False用默认信息创建
@@ -63,9 +63,9 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         """
         # 浏览器配置
         if isinstance(dr_opt, ChromiumDriver):
-            self._connect_browser(dr_opt)
-            self._has_driver = True
-            # self._driver_options = None
+            self._tab_obj = dr_opt
+            self._driver_options = ChromiumOptions()
+            self._driver_options.debugger_address = dr_opt.address
             dr_opt = False
 
         else:
@@ -81,11 +81,12 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
             else:
                 raise TypeError('driver_or_options参数只能接收ChromiumDriver, ChromiumOptions、None或False。')
 
+        self.address = self._driver_options.debugger_address
+
         # Session配置
         if isinstance(se_opt, Session):
             self._session = se_opt
-            self._has_session = True
-            self._session_options = SessionOptions(read_file=False)
+            self._session_options = SessionOptions()
             se_opt = False
 
         else:
@@ -101,10 +102,10 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
             else:
                 raise TypeError('session_or_options参数只能接收Session, SessionOptions、None或False。')
 
-        # 通用配置
         self._timeouts = Timeout(self)
         self._page_load_strategy = self._driver_options.page_load_strategy
         self._download_path = None
+
         if se_opt is not False:
             self.set_timeouts(implicit=self._session_options.timeout)
             self._download_path = self._session_options.download_path
@@ -114,8 +115,8 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
             self.set_timeouts(t['implicit'], t['pageLoad'], t['script'])
             self._download_path = self._driver_options.download_path
 
-    def _set_options(self):
-        """覆盖父类同名方法"""
+    def _set_runtime_settings(self):
+        """设置运行时用到的属性"""
         pass
 
     def __call__(self, loc_or_str, timeout=None):
@@ -138,6 +139,14 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         elif self._mode == 's':
             return self._session_url
 
+    @property
+    def title(self):
+        """返回当前页面title"""
+        if self._mode == 's':
+            return super().title
+        elif self._mode == 'd':
+            return super(SessionPage, self).title
+
     @property
     def html(self):
         """返回页面html文本"""
@@ -157,7 +166,6 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
     @property
     def response(self):
         """返回 s 模式获取到的 Response 对象，切换到 s 模式"""
-        self.change_mode('s')
         return self._response
 
     @property
@@ -177,33 +185,8 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         """返回Session对象，如未初始化则按配置信息创建"""
         if self._session is None:
             self._set_session(self._session_options)
-
         return self._session
 
-    @property
-    def driver(self):
-        """返回纯粹的ChromiumDriver对象"""
-        return self._tab_obj
-
-    @property
-    def _wait_driver(self):
-        """返回用于控制浏览器的ChromiumDriver对象，会先等待页面加载完毕"""
-        while self._is_loading:
-            sleep(.1)
-        return self._driver
-
-    @property
-    def _driver(self):
-        """返回纯粹的ChromiumDriver对象，调用时切换到d模式，并连接浏览器"""
-        self.change_mode('d')
-        if self._tab_obj is None:
-            self._connect_browser(self._driver_options)
-        return self._tab_obj
-
-    @_driver.setter
-    def _driver(self, tab):
-        self._tab_obj = tab
-
     @property
     def _session_url(self):
         """返回 session 保存的url"""
@@ -266,7 +249,6 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         :param kwargs: 连接参数
         :return: url是否可用
         """
-        self.change_mode('s', go=False)
         return super().post(url, data, show_errmsg, retry, interval, **kwargs)
 
     def ele(self, loc_or_ele, timeout=None):
@@ -447,6 +429,7 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
                 self.driver.Browser.close()
             except Exception:
                 pass
+            self._tab_obj = None
             self._has_driver = None
 
     def close_session(self):
@@ -516,8 +499,7 @@ class WebPageDownloadSetter(ChromiumDownloadSetter):
                                                                       eventsEnabled=True)
             except CallMethodException:
                 warn('\n您的浏览器版本太低，用新标签页下载文件可能崩溃，建议升级。')
-                self._page.run_cdp('Page.setDownloadBehavior', behavior=self._behavior, downloadPath=path,
-                                   not_change=True)
+                self._page.run_cdp('Page.setDownloadBehavior', behavior=self._behavior, downloadPath=path)
 
     def by_browser(self):
         """设置使用浏览器下载文件"""
diff --git a/DrissionPage/web_page.pyi b/DrissionPage/web_page.pyi
index 025e85b..f3233af 100644
--- a/DrissionPage/web_page.pyi
+++ b/DrissionPage/web_page.pyi
@@ -25,8 +25,8 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
     def __init__(self,
                  mode: str = 'd',
                  timeout: float = None,
-                 driver_or_options: Union[ChromiumDriver, ChromiumOptions, DriverOptions, bool] = None,
-                 session_or_options: Union[Session, SessionOptions, bool] = None) -> None:
+                 driver_or_options: Union[ChromiumDriver, ChromiumOptions, DriverOptions] = None,
+                 session_or_options: Union[Session, SessionOptions] = None) -> None:
         self._mode: str = ...
         self._has_driver: bool = ...
         self._has_session: bool = ...
@@ -35,6 +35,7 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
         self._driver_options: Union[ChromiumOptions, DriverOptions, None] = ...
         self._download_set: WebPageDownloadSetter = ...
         self._download_path: str = ...
+        self._tab_obj: ChromiumDriver = ...
 
     def __call__(self,
                  loc_or_str: Union[Tuple[str, str], str, ChromiumElement, SessionElement],
@@ -44,6 +45,9 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
     @property
     def url(self) -> Union[str, None]: ...
 
+    @property
+    def title(self) -> str: ...
+
     @property
     def html(self) -> str: ...
 
@@ -62,18 +66,6 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
     @property
     def session(self) -> Session: ...
 
-    @property
-    def driver(self) -> ChromiumDriver: ...
-
-    @property
-    def _wait_driver(self) -> ChromiumDriver: ...
-
-    @property
-    def _driver(self) -> ChromiumDriver: ...
-
-    @_driver.setter
-    def _driver(self, tab: ChromiumDriver): ...
-
     @property
     def _session_url(self) -> str: ...
 
@@ -170,14 +162,8 @@ class WebPage(SessionPage, ChromiumPage, BasePage):
             -> Union[ChromiumElement, SessionElement, ChromiumFrame, str, None, List[Union[SessionElement, str]], List[
                 Union[ChromiumElement, str, ChromiumFrame]]]: ...
 
-    def _set_both_options(self, dr_opt: Union[ChromiumDriver, DriverOptions],
-                          se_opt: Union[Session, SessionOptions, dict, bool, None]) -> None: ...
-
-    def _set_options(self) -> None: ...
-
-    def _set_driver_options(self, driver_or_Options: Union[ChromiumDriver, DriverOptions]) -> None: ...
-
-    def _set_session_options(self, Session_or_Options: Union[Session, SessionOptions]) -> None: ...
+    def _set_start_options(self, dr_opt: Union[ChromiumDriver, DriverOptions, bool, None],
+                           se_opt: Union[Session, SessionOptions, bool, None]) -> None: ...
 
     def quit(self) -> None: ...