tools/telemetry/docs/telemetry.core.tab.html

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   2 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
   3 <html><head><title>Python: module telemetry.core.tab</title>
   4 </head><body bgcolor="#f0f0f8">
   5
   6 <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="heading">
   7 <tr bgcolor="#7799ee">
   8 <td valign=bottom>&nbsp;<br>
   9 <font color="#ffffff" face="helvetica, arial">&nbsp;<br><big><big><strong><a href="telemetry.html"><font color="#ffffff">telemetry</font></a>.<a href="telemetry.core.html"><font color="#ffffff">core</font></a>.tab</strong></big></big></font></td
  10 ><td align=right valign=bottom
  11 ><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="../telemetry/core/tab.py">telemetry/core/tab.py</a></font></td></tr></table>
  12     <p><tt>#&nbsp;Copyright&nbsp;(c)&nbsp;2012&nbsp;The&nbsp;Chromium&nbsp;Authors.&nbsp;All&nbsp;rights&nbsp;reserved.<br>
  13 #&nbsp;Use&nbsp;of&nbsp;this&nbsp;source&nbsp;code&nbsp;is&nbsp;governed&nbsp;by&nbsp;a&nbsp;BSD-style&nbsp;license&nbsp;that&nbsp;can&nbsp;be<br>
  14 #&nbsp;found&nbsp;in&nbsp;the&nbsp;LICENSE&nbsp;file.</tt></p>
  15 <p>
  16 <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
  17 <tr bgcolor="#aa55cc">
  18 <td colspan=3 valign=bottom>&nbsp;<br>
  19 <font color="#ffffff" face="helvetica, arial"><big><strong>Modules</strong></big></font></td></tr>
  20
  21 <tr><td bgcolor="#aa55cc"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
  22 <td width="100%"><table width="100%" summary="list"><tr><td width="25%" valign=top><a href="telemetry.core.bitmap.html">telemetry.core.bitmap</a><br>
  23 </td><td width="25%" valign=top><a href="telemetry.core.web_contents.html">telemetry.core.web_contents</a><br>
  24 </td><td width="25%" valign=top></td><td width="25%" valign=top></td></tr></table></td></tr></table><p>
  25 <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
  26 <tr bgcolor="#ee77aa">
  27 <td colspan=3 valign=bottom>&nbsp;<br>
  28 <font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
  29
  30 <tr><td bgcolor="#ee77aa"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
  31 <td width="100%"><dl>
  32 <dt><font face="helvetica, arial"><a href="exceptions.html#Exception">exceptions.Exception</a>(<a href="exceptions.html#BaseException">exceptions.BaseException</a>)
  33 </font></dt><dd>
  34 <dl>
  35 <dt><font face="helvetica, arial"><a href="telemetry.core.tab.html#BoundingBoxNotFoundException">BoundingBoxNotFoundException</a>
  36 </font></dt></dl>
  37 </dd>
  38 <dt><font face="helvetica, arial"><a href="telemetry.core.web_contents.html#WebContents">telemetry.core.web_contents.WebContents</a>(<a href="__builtin__.html#object">__builtin__.object</a>)
  39 </font></dt><dd>
  40 <dl>
  41 <dt><font face="helvetica, arial"><a href="telemetry.core.tab.html#Tab">Tab</a>
  42 </font></dt></dl>
  43 </dd>
  44 </dl>
  45  <p>
  46 <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
  47 <tr bgcolor="#ffc8d8">
  48 <td colspan=3 valign=bottom>&nbsp;<br>
  49 <font color="#000000" face="helvetica, arial"><a name="BoundingBoxNotFoundException">class <strong>BoundingBoxNotFoundException</strong></a>(<a href="exceptions.html#Exception">exceptions.Exception</a>)</font></td></tr>
  50
  51 <tr><td bgcolor="#ffc8d8"><tt>&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
  52 <td width="100%"><dl><dt>Method resolution order:</dt>
  53 <dd><a href="telemetry.core.tab.html#BoundingBoxNotFoundException">BoundingBoxNotFoundException</a></dd>
  54 <dd><a href="exceptions.html#Exception">exceptions.Exception</a></dd>
  55 <dd><a href="exceptions.html#BaseException">exceptions.BaseException</a></dd>
  56 <dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
  57 </dl>
  58 <hr>
  59 Data descriptors defined here:<br>
  60 <dl><dt><strong>__weakref__</strong></dt>
  61 <dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
  62 </dl>
  63 <hr>
  64 Methods inherited from <a href="exceptions.html#Exception">exceptions.Exception</a>:<br>
  65 <dl><dt><a name="BoundingBoxNotFoundException-__init__"><strong>__init__</strong></a>(...)</dt><dd><tt>x.<a href="#BoundingBoxNotFoundException-__init__">__init__</a>(...)&nbsp;initializes&nbsp;x;&nbsp;see&nbsp;help(type(x))&nbsp;for&nbsp;signature</tt></dd></dl>
  66
  67 <hr>
  68 Data and other attributes inherited from <a href="exceptions.html#Exception">exceptions.Exception</a>:<br>
  69 <dl><dt><strong>__new__</strong> = &lt;built-in method __new__ of type object&gt;<dd><tt>T.<a href="#BoundingBoxNotFoundException-__new__">__new__</a>(S,&nbsp;...)&nbsp;-&gt;&nbsp;a&nbsp;new&nbsp;object&nbsp;with&nbsp;type&nbsp;S,&nbsp;a&nbsp;subtype&nbsp;of&nbsp;T</tt></dl>
  70
  71 <hr>
  72 Methods inherited from <a href="exceptions.html#BaseException">exceptions.BaseException</a>:<br>
  73 <dl><dt><a name="BoundingBoxNotFoundException-__delattr__"><strong>__delattr__</strong></a>(...)</dt><dd><tt>x.<a href="#BoundingBoxNotFoundException-__delattr__">__delattr__</a>('name')&nbsp;&lt;==&gt;&nbsp;del&nbsp;x.name</tt></dd></dl>
  74
  75 <dl><dt><a name="BoundingBoxNotFoundException-__getattribute__"><strong>__getattribute__</strong></a>(...)</dt><dd><tt>x.<a href="#BoundingBoxNotFoundException-__getattribute__">__getattribute__</a>('name')&nbsp;&lt;==&gt;&nbsp;x.name</tt></dd></dl>
  76
  77 <dl><dt><a name="BoundingBoxNotFoundException-__getitem__"><strong>__getitem__</strong></a>(...)</dt><dd><tt>x.<a href="#BoundingBoxNotFoundException-__getitem__">__getitem__</a>(y)&nbsp;&lt;==&gt;&nbsp;x[y]</tt></dd></dl>
  78
  79 <dl><dt><a name="BoundingBoxNotFoundException-__getslice__"><strong>__getslice__</strong></a>(...)</dt><dd><tt>x.<a href="#BoundingBoxNotFoundException-__getslice__">__getslice__</a>(i,&nbsp;j)&nbsp;&lt;==&gt;&nbsp;x[i:j]<br>
  80 &nbsp;<br>
  81 Use&nbsp;of&nbsp;negative&nbsp;indices&nbsp;is&nbsp;not&nbsp;supported.</tt></dd></dl>
  82
  83 <dl><dt><a name="BoundingBoxNotFoundException-__reduce__"><strong>__reduce__</strong></a>(...)</dt></dl>
  84
  85 <dl><dt><a name="BoundingBoxNotFoundException-__repr__"><strong>__repr__</strong></a>(...)</dt><dd><tt>x.<a href="#BoundingBoxNotFoundException-__repr__">__repr__</a>()&nbsp;&lt;==&gt;&nbsp;repr(x)</tt></dd></dl>
  86
  87 <dl><dt><a name="BoundingBoxNotFoundException-__setattr__"><strong>__setattr__</strong></a>(...)</dt><dd><tt>x.<a href="#BoundingBoxNotFoundException-__setattr__">__setattr__</a>('name',&nbsp;value)&nbsp;&lt;==&gt;&nbsp;x.name&nbsp;=&nbsp;value</tt></dd></dl>
  88
  89 <dl><dt><a name="BoundingBoxNotFoundException-__setstate__"><strong>__setstate__</strong></a>(...)</dt></dl>
  90
  91 <dl><dt><a name="BoundingBoxNotFoundException-__str__"><strong>__str__</strong></a>(...)</dt><dd><tt>x.<a href="#BoundingBoxNotFoundException-__str__">__str__</a>()&nbsp;&lt;==&gt;&nbsp;str(x)</tt></dd></dl>
  92
  93 <dl><dt><a name="BoundingBoxNotFoundException-__unicode__"><strong>__unicode__</strong></a>(...)</dt></dl>
  94
  95 <hr>
  96 Data descriptors inherited from <a href="exceptions.html#BaseException">exceptions.BaseException</a>:<br>
  97 <dl><dt><strong>__dict__</strong></dt>
  98 </dl>
  99 <dl><dt><strong>args</strong></dt>
 100 </dl>
 101 <dl><dt><strong>message</strong></dt>
 102 </dl>
 103 </td></tr></table> <p>
 104 <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
 105 <tr bgcolor="#ffc8d8">
 106 <td colspan=3 valign=bottom>&nbsp;<br>
 107 <font color="#000000" face="helvetica, arial"><a name="Tab">class <strong>Tab</strong></a>(<a href="telemetry.core.web_contents.html#WebContents">telemetry.core.web_contents.WebContents</a>)</font></td></tr>
 108
 109 <tr bgcolor="#ffc8d8"><td rowspan=2><tt>&nbsp;&nbsp;&nbsp;</tt></td>
 110 <td colspan=2><tt>Represents&nbsp;a&nbsp;tab&nbsp;in&nbsp;the&nbsp;browser<br>
 111 &nbsp;<br>
 112 The&nbsp;important&nbsp;parts&nbsp;of&nbsp;the&nbsp;<a href="#Tab">Tab</a>&nbsp;object&nbsp;are&nbsp;in&nbsp;the&nbsp;runtime&nbsp;and&nbsp;page&nbsp;objects.<br>
 113 E.g.:<br>
 114 &nbsp;&nbsp;&nbsp;&nbsp;#&nbsp;Navigates&nbsp;the&nbsp;tab&nbsp;to&nbsp;a&nbsp;given&nbsp;url.<br>
 115 &nbsp;&nbsp;&nbsp;&nbsp;tab.<a href="#Tab-Navigate">Navigate</a>('<a href="http://www.google.com/">http://www.google.com/</a>')<br>
 116 &nbsp;<br>
 117 &nbsp;&nbsp;&nbsp;&nbsp;#&nbsp;Evaluates&nbsp;1+1&nbsp;in&nbsp;the&nbsp;tab's&nbsp;JavaScript&nbsp;context.<br>
 118 &nbsp;&nbsp;&nbsp;&nbsp;tab.Evaluate('1+1')<br>&nbsp;</tt></td></tr>
 119 <tr><td>&nbsp;</td>
 120 <td width="100%"><dl><dt>Method resolution order:</dt>
 121 <dd><a href="telemetry.core.tab.html#Tab">Tab</a></dd>
 122 <dd><a href="telemetry.core.web_contents.html#WebContents">telemetry.core.web_contents.WebContents</a></dd>
 123 <dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
 124 </dl>
 125 <hr>
 126 Methods defined here:<br>
 127 <dl><dt><a name="Tab-Activate"><strong>Activate</strong></a>(self)</dt><dd><tt>Brings&nbsp;this&nbsp;tab&nbsp;to&nbsp;the&nbsp;foreground&nbsp;asynchronously.<br>
 128 &nbsp;<br>
 129 Not&nbsp;all&nbsp;browsers&nbsp;or&nbsp;browser&nbsp;versions&nbsp;support&nbsp;this&nbsp;method.<br>
 130 Be&nbsp;sure&nbsp;to&nbsp;check&nbsp;browser.supports_tab_control.<br>
 131 &nbsp;<br>
 132 Please&nbsp;note:&nbsp;this&nbsp;is&nbsp;asynchronous.&nbsp;There&nbsp;is&nbsp;a&nbsp;delay&nbsp;between&nbsp;this&nbsp;call<br>
 133 and&nbsp;the&nbsp;page's&nbsp;documentVisibilityState&nbsp;becoming&nbsp;'visible',&nbsp;and&nbsp;yet&nbsp;more<br>
 134 delay&nbsp;until&nbsp;the&nbsp;actual&nbsp;tab&nbsp;is&nbsp;visible&nbsp;to&nbsp;the&nbsp;user.&nbsp;None&nbsp;of&nbsp;these&nbsp;delays<br>
 135 are&nbsp;included&nbsp;in&nbsp;this&nbsp;call.</tt></dd></dl>
 136
 137 <dl><dt><a name="Tab-ClearCache"><strong>ClearCache</strong></a>(self, force)</dt><dd><tt>Clears&nbsp;the&nbsp;browser's&nbsp;networking&nbsp;related&nbsp;disk,&nbsp;memory&nbsp;and&nbsp;other&nbsp;caches.<br>
 138 &nbsp;<br>
 139 Args:<br>
 140 &nbsp;&nbsp;force:&nbsp;Iff&nbsp;true,&nbsp;navigates&nbsp;to&nbsp;about:blank&nbsp;which&nbsp;destroys&nbsp;the&nbsp;previous<br>
 141 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;renderer,&nbsp;ensuring&nbsp;that&nbsp;even&nbsp;"live"&nbsp;resources&nbsp;in&nbsp;the&nbsp;memory&nbsp;cache&nbsp;are<br>
 142 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cleared.</tt></dd></dl>
 143
 144 <dl><dt><a name="Tab-ClearHighlight"><strong>ClearHighlight</strong></a>(self, color)</dt><dd><tt>Clears&nbsp;a&nbsp;highlight&nbsp;of&nbsp;the&nbsp;given&nbsp;bitmap.RgbaColor.</tt></dd></dl>
 145
 146 <dl><dt><a name="Tab-CollectGarbage"><strong>CollectGarbage</strong></a>(self)</dt></dl>
 147
 148 <dl><dt><a name="Tab-GetCookieByName"><strong>GetCookieByName</strong></a>(self, name, timeout<font color="#909090">=60</font>)</dt><dd><tt>Returns&nbsp;the&nbsp;value&nbsp;of&nbsp;the&nbsp;cookie&nbsp;by&nbsp;the&nbsp;given&nbsp;|name|.</tt></dd></dl>
 149
 150 <dl><dt><a name="Tab-Highlight"><strong>Highlight</strong></a>(self, color)</dt><dd><tt>Synchronously&nbsp;highlights&nbsp;entire&nbsp;tab&nbsp;contents&nbsp;with&nbsp;the&nbsp;given&nbsp;RgbaColor.<br>
 151 &nbsp;<br>
 152 TODO(tonyg):&nbsp;It&nbsp;is&nbsp;possible&nbsp;that&nbsp;the&nbsp;z-index&nbsp;hack&nbsp;here&nbsp;might&nbsp;not&nbsp;work&nbsp;for<br>
 153 all&nbsp;pages.&nbsp;If&nbsp;this&nbsp;happens,&nbsp;DevTools&nbsp;also&nbsp;provides&nbsp;a&nbsp;method&nbsp;for&nbsp;this.</tt></dd></dl>
 154
 155 <dl><dt><a name="Tab-Navigate"><strong>Navigate</strong></a>(self, url, script_to_evaluate_on_commit<font color="#909090">=None</font>, timeout<font color="#909090">=60</font>)</dt><dd><tt>Navigates&nbsp;to&nbsp;url.<br>
 156 &nbsp;<br>
 157 If&nbsp;|script_to_evaluate_on_commit|&nbsp;is&nbsp;given,&nbsp;the&nbsp;script&nbsp;source&nbsp;string&nbsp;will&nbsp;be<br>
 158 evaluated&nbsp;when&nbsp;the&nbsp;navigation&nbsp;is&nbsp;committed.&nbsp;This&nbsp;is&nbsp;after&nbsp;the&nbsp;context&nbsp;of<br>
 159 the&nbsp;page&nbsp;exists,&nbsp;but&nbsp;before&nbsp;any&nbsp;script&nbsp;on&nbsp;the&nbsp;page&nbsp;itself&nbsp;has&nbsp;executed.</tt></dd></dl>
 160
 161 <dl><dt><a name="Tab-PerformActionAndWaitForNavigate"><strong>PerformActionAndWaitForNavigate</strong></a>(self, action_function, timeout<font color="#909090">=60</font>)</dt><dd><tt>Executes&nbsp;action_function,&nbsp;and&nbsp;waits&nbsp;for&nbsp;the&nbsp;navigation&nbsp;to&nbsp;complete.<br>
 162 &nbsp;<br>
 163 action_function&nbsp;must&nbsp;be&nbsp;a&nbsp;Python&nbsp;function&nbsp;that&nbsp;results&nbsp;in&nbsp;a&nbsp;navigation.<br>
 164 This&nbsp;function&nbsp;returns&nbsp;when&nbsp;the&nbsp;navigation&nbsp;is&nbsp;complete&nbsp;or&nbsp;when<br>
 165 the&nbsp;timeout&nbsp;has&nbsp;been&nbsp;exceeded.</tt></dd></dl>
 166
 167 <dl><dt><a name="Tab-Screenshot"><strong>Screenshot</strong></a>(self, timeout<font color="#909090">=60</font>)</dt><dd><tt>Capture&nbsp;a&nbsp;screenshot&nbsp;of&nbsp;the&nbsp;tab's&nbsp;contents.<br>
 168 &nbsp;<br>
 169 Returns:<br>
 170 &nbsp;&nbsp;A&nbsp;telemetry.core.Bitmap.</tt></dd></dl>
 171
 172 <dl><dt><a name="Tab-StartVideoCapture"><strong>StartVideoCapture</strong></a>(self, min_bitrate_mbps)</dt><dd><tt>Starts&nbsp;capturing&nbsp;video&nbsp;of&nbsp;the&nbsp;tab's&nbsp;contents.<br>
 173 &nbsp;<br>
 174 This&nbsp;works&nbsp;by&nbsp;flashing&nbsp;the&nbsp;entire&nbsp;tab&nbsp;contents&nbsp;to&nbsp;a&nbsp;arbitrary&nbsp;color&nbsp;and&nbsp;then<br>
 175 starting&nbsp;video&nbsp;recording.&nbsp;When&nbsp;the&nbsp;frames&nbsp;are&nbsp;processed,&nbsp;we&nbsp;can&nbsp;look&nbsp;for<br>
 176 that&nbsp;flash&nbsp;as&nbsp;the&nbsp;content&nbsp;bounds.<br>
 177 &nbsp;<br>
 178 Args:<br>
 179 &nbsp;&nbsp;min_bitrate_mbps:&nbsp;The&nbsp;minimum&nbsp;caputre&nbsp;bitrate&nbsp;in&nbsp;MegaBits&nbsp;Per&nbsp;Second.<br>
 180 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The&nbsp;platform&nbsp;is&nbsp;free&nbsp;to&nbsp;deliver&nbsp;a&nbsp;higher&nbsp;bitrate&nbsp;if&nbsp;it&nbsp;can&nbsp;do&nbsp;so<br>
 181 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;without&nbsp;increasing&nbsp;overhead.</tt></dd></dl>
 182
 183 <dl><dt><a name="Tab-StopVideoCapture"><strong>StopVideoCapture</strong></a>(self)</dt><dd><tt>Stops&nbsp;recording&nbsp;video&nbsp;of&nbsp;the&nbsp;tab's&nbsp;contents.<br>
 184 &nbsp;<br>
 185 This&nbsp;looks&nbsp;for&nbsp;the&nbsp;initial&nbsp;color&nbsp;flash&nbsp;in&nbsp;the&nbsp;first&nbsp;frame&nbsp;to&nbsp;establish&nbsp;the<br>
 186 tab&nbsp;content&nbsp;boundaries&nbsp;and&nbsp;then&nbsp;omits&nbsp;all&nbsp;frames&nbsp;displaying&nbsp;the&nbsp;flash.<br>
 187 &nbsp;<br>
 188 Yields:<br>
 189 &nbsp;&nbsp;(time_ms,&nbsp;bitmap)&nbsp;tuples&nbsp;representing&nbsp;each&nbsp;video&nbsp;keyframe.&nbsp;Only&nbsp;the&nbsp;first<br>
 190 &nbsp;&nbsp;frame&nbsp;in&nbsp;a&nbsp;run&nbsp;of&nbsp;sequential&nbsp;duplicate&nbsp;bitmaps&nbsp;is&nbsp;typically&nbsp;included.<br>
 191 &nbsp;&nbsp;&nbsp;&nbsp;time_ms&nbsp;is&nbsp;milliseconds&nbsp;since&nbsp;navigationStart.<br>
 192 &nbsp;&nbsp;&nbsp;&nbsp;bitmap&nbsp;is&nbsp;a&nbsp;telemetry.core.Bitmap.</tt></dd></dl>
 193
 194 <dl><dt><a name="Tab-__init__"><strong>__init__</strong></a>(self, inspector_backend)</dt></dl>
 195
 196 <hr>
 197 Data descriptors defined here:<br>
 198 <dl><dt><strong>browser</strong></dt>
 199 <dd><tt>The&nbsp;browser&nbsp;in&nbsp;which&nbsp;this&nbsp;tab&nbsp;resides.</tt></dd>
 200 </dl>
 201 <dl><dt><strong>dom_stats</strong></dt>
 202 <dd><tt>A&nbsp;dictionary&nbsp;populated&nbsp;with&nbsp;measured&nbsp;DOM&nbsp;statistics.<br>
 203 &nbsp;<br>
 204 Currently&nbsp;this&nbsp;dictionary&nbsp;contains:<br>
 205 {<br>
 206 &nbsp;&nbsp;'document_count':&nbsp;integer,<br>
 207 &nbsp;&nbsp;'node_count':&nbsp;integer,<br>
 208 &nbsp;&nbsp;'event_listener_count':&nbsp;integer<br>
 209 }</tt></dd>
 210 </dl>
 211 <dl><dt><strong>is_video_capture_running</strong></dt>
 212 </dl>
 213 <dl><dt><strong>screenshot_supported</strong></dt>
 214 <dd><tt>True&nbsp;if&nbsp;the&nbsp;browser&nbsp;instance&nbsp;is&nbsp;capable&nbsp;of&nbsp;capturing&nbsp;screenshots.</tt></dd>
 215 </dl>
 216 <dl><dt><strong>url</strong></dt>
 217 </dl>
 218 <dl><dt><strong>video_capture_supported</strong></dt>
 219 <dd><tt>True&nbsp;if&nbsp;the&nbsp;browser&nbsp;instance&nbsp;is&nbsp;capable&nbsp;of&nbsp;capturing&nbsp;video.</tt></dd>
 220 </dl>
 221 <hr>
 222 Methods inherited from <a href="telemetry.core.web_contents.html#WebContents">telemetry.core.web_contents.WebContents</a>:<br>
 223 <dl><dt><a name="Tab-Close"><strong>Close</strong></a>(self)</dt><dd><tt>Closes&nbsp;this&nbsp;page.<br>
 224 &nbsp;<br>
 225 Not&nbsp;all&nbsp;browsers&nbsp;or&nbsp;browser&nbsp;versions&nbsp;support&nbsp;this&nbsp;method.<br>
 226 Be&nbsp;sure&nbsp;to&nbsp;check&nbsp;browser.supports_tab_control.</tt></dd></dl>
 227
 228 <dl><dt><a name="Tab-EvaluateJavaScript"><strong>EvaluateJavaScript</strong></a>(self, expr, timeout<font color="#909090">=90</font>)</dt><dd><tt>Evalutes&nbsp;expr&nbsp;in&nbsp;JavaScript&nbsp;and&nbsp;returns&nbsp;the&nbsp;JSONized&nbsp;result.<br>
 229 &nbsp;<br>
 230 Consider&nbsp;using&nbsp;ExecuteJavaScript&nbsp;for&nbsp;cases&nbsp;where&nbsp;the&nbsp;result&nbsp;of&nbsp;the<br>
 231 expression&nbsp;is&nbsp;not&nbsp;needed.<br>
 232 &nbsp;<br>
 233 If&nbsp;evaluation&nbsp;throws&nbsp;in&nbsp;JavaScript,&nbsp;a&nbsp;Python&nbsp;EvaluateException&nbsp;will<br>
 234 be&nbsp;raised.<br>
 235 &nbsp;<br>
 236 If&nbsp;the&nbsp;result&nbsp;of&nbsp;the&nbsp;evaluation&nbsp;cannot&nbsp;be&nbsp;JSONized,&nbsp;then&nbsp;an<br>
 237 EvaluationException&nbsp;will&nbsp;be&nbsp;raised.</tt></dd></dl>
 238
 239 <dl><dt><a name="Tab-EvaluateJavaScriptInContext"><strong>EvaluateJavaScriptInContext</strong></a>(self, expr, context_id, timeout<font color="#909090">=90</font>)</dt><dd><tt>Similar&nbsp;to&nbsp;ExecuteJavaScript,&nbsp;except&nbsp;context_id&nbsp;can&nbsp;refer&nbsp;to&nbsp;an&nbsp;iframe.<br>
 240 The&nbsp;main&nbsp;page&nbsp;has&nbsp;context_id=1,&nbsp;the&nbsp;first&nbsp;iframe&nbsp;context_id=2,&nbsp;etc.</tt></dd></dl>
 241
 242 <dl><dt><a name="Tab-ExecuteJavaScript"><strong>ExecuteJavaScript</strong></a>(self, expr, timeout<font color="#909090">=90</font>)</dt><dd><tt>Executes&nbsp;expr&nbsp;in&nbsp;JavaScript.&nbsp;Does&nbsp;not&nbsp;return&nbsp;the&nbsp;result.<br>
 243 &nbsp;<br>
 244 If&nbsp;the&nbsp;expression&nbsp;failed&nbsp;to&nbsp;evaluate,&nbsp;EvaluateException&nbsp;will&nbsp;be&nbsp;raised.</tt></dd></dl>
 245
 246 <dl><dt><a name="Tab-ExecuteJavaScriptInContext"><strong>ExecuteJavaScriptInContext</strong></a>(self, expr, context_id, timeout<font color="#909090">=90</font>)</dt><dd><tt>Similar&nbsp;to&nbsp;ExecuteJavaScript,&nbsp;except&nbsp;context_id&nbsp;can&nbsp;refer&nbsp;to&nbsp;an&nbsp;iframe.<br>
 247 The&nbsp;main&nbsp;page&nbsp;has&nbsp;context_id=1,&nbsp;the&nbsp;first&nbsp;iframe&nbsp;context_id=2,&nbsp;etc.</tt></dd></dl>
 248
 249 <dl><dt><a name="Tab-HasReachedQuiescence"><strong>HasReachedQuiescence</strong></a>(self)</dt><dd><tt>Determine&nbsp;whether&nbsp;the&nbsp;page&nbsp;has&nbsp;reached&nbsp;quiescence&nbsp;after&nbsp;loading.<br>
 250 &nbsp;<br>
 251 Returns:<br>
 252 &nbsp;&nbsp;True&nbsp;if&nbsp;2&nbsp;seconds&nbsp;have&nbsp;passed&nbsp;since&nbsp;last&nbsp;resource&nbsp;received,&nbsp;false<br>
 253 &nbsp;&nbsp;otherwise.</tt></dd></dl>
 254
 255 <dl><dt><a name="Tab-StartTimelineRecording"><strong>StartTimelineRecording</strong></a>(self, options<font color="#909090">=None</font>)</dt></dl>
 256
 257 <dl><dt><a name="Tab-StopTimelineRecording"><strong>StopTimelineRecording</strong></a>(self)</dt></dl>
 258
 259 <dl><dt><a name="Tab-TakeJSHeapSnapshot"><strong>TakeJSHeapSnapshot</strong></a>(self, timeout<font color="#909090">=120</font>)</dt></dl>
 260
 261 <dl><dt><a name="Tab-WaitForDocumentReadyStateToBeComplete"><strong>WaitForDocumentReadyStateToBeComplete</strong></a>(self, timeout<font color="#909090">=90</font>)</dt></dl>
 262
 263 <dl><dt><a name="Tab-WaitForDocumentReadyStateToBeInteractiveOrBetter"><strong>WaitForDocumentReadyStateToBeInteractiveOrBetter</strong></a>(self, timeout<font color="#909090">=90</font>)</dt></dl>
 264
 265 <dl><dt><a name="Tab-WaitForJavaScriptExpression"><strong>WaitForJavaScriptExpression</strong></a>(self, expr, timeout)</dt><dd><tt>Waits&nbsp;for&nbsp;the&nbsp;given&nbsp;JavaScript&nbsp;expression&nbsp;to&nbsp;be&nbsp;True.<br>
 266 &nbsp;<br>
 267 This&nbsp;method&nbsp;is&nbsp;robust&nbsp;against&nbsp;any&nbsp;given&nbsp;Evaluation&nbsp;timing&nbsp;out.</tt></dd></dl>
 268
 269 <hr>
 270 Data descriptors inherited from <a href="telemetry.core.web_contents.html#WebContents">telemetry.core.web_contents.WebContents</a>:<br>
 271 <dl><dt><strong>__dict__</strong></dt>
 272 <dd><tt>dictionary&nbsp;for&nbsp;instance&nbsp;variables&nbsp;(if&nbsp;defined)</tt></dd>
 273 </dl>
 274 <dl><dt><strong>__weakref__</strong></dt>
 275 <dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
 276 </dl>
 277 <dl><dt><strong>is_timeline_recording_running</strong></dt>
 278 </dl>
 279 <dl><dt><strong>message_output_stream</strong></dt>
 280 </dl>
 281 <dl><dt><strong>timeline_model</strong></dt>
 282 </dl>
 283 </td></tr></table></td></tr></table><p>
 284 <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
 285 <tr bgcolor="#55aa55">
 286 <td colspan=3 valign=bottom>&nbsp;<br>
 287 <font color="#ffffff" face="helvetica, arial"><big><strong>Data</strong></big></font></td></tr>
 288
 289 <tr><td bgcolor="#55aa55"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
 290 <td width="100%"><strong>DEFAULT_TAB_TIMEOUT</strong> = 60</td></tr></table>
 291 </body></html>