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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><html><head><link rel="STYLESHEET" type="text/css" href="wrs.css"><title> Data Display </title></head><body bgcolor="FFFFFF"><p class="navbar" align="right"><a href="index.html"><img border="0" alt="[Contents]" src="icons/contents.gif"></a><a href="c-display.html"><img border="0" alt="[Index]" src="icons/index.gif"></a><a href="c-display.html"><img border="0" alt="[Top]" src="icons/top.gif"></a><a href="c-display2.html"><img border="0" alt="[Prev]" src="icons/prev.gif"></a><a href="c-display4.html"><img border="0" alt="[Next]" src="icons/next.gif"></a></p><font face="Helvetica, sans-serif" class="sans"><h3 class="H2"><i><a name="83904">5.3 Viewing Context Information</a></i></h3></font><font face="Helvetica, sans-serif" class="sans"><h4 class="H4"><i><a name="83905">The Task Pop-Up Menu </a></i></h4></font><dl class="margin"><dl class="margin"><dd><p class="Body"><a name="83910"> </a><a href="c-display3.html#83920">Figure 5-5</a> shows the task pop-up menu. Right-click on any task name to open it. This menu allows you to specify which tasks are displayed on the view graph. You can hide tasks one-by-one or you can hide all tasks and then use the <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Expose</font></b> submenu to show the ones you want to see. </p><dd><p class="Body"><a name="84594"> </a>In addition, selecting <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Information</font></b> brings up the <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Context State Summary</font></b> dialog box (see <a href="c-display3.html#83943">Figure 5-6</a>). Selecting <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Attributes </font></b>brings up the <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Context Attributes</font></b> dialog box (see <a href="c-display6.html#84908">Figure 5-13</a><b>)</b>. This dialog box shows a complete list of task names, task IDs, and CPU numbers, and allows you to select multiple tasks to show or hide on the display. <div class="frame"><h4 class="EntityTitle"><a name="83920"><font face="Helvetica, sans-serif" size="-1" class="sans">Figure 5-5: Task Pop-up Menu with Secondary Expose Menu </font></a></h4><dl class="margin"><div class="Anchor"><a name="83927"> </a><img class="figure" border="0" src="images/c-display17.gif"></div></dl></div></p></dl></dl><font face="Helvetica, sans-serif" class="sans"><h4 class="H4"><i><a name="83928">Context State Information </a></i></h4></font><dl class="margin"><dl class="margin"><dd><p class="Body"><a name="83933"> </a>Bring up the <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Context State Information</font></b> window (see <a href="c-display2.html#83892">Figure 5-4</a>) by selecting <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Context State</font></b> in the event pop-up menu. The time and context are those closest to the point where you clicked to bring up the pop-up menu. The window also tells you the state of the task, when it entered that state, and how long it remained in that state. </p></dl></dl><font face="Helvetica, sans-serif" class="sans"><h4 class="H4"><i><a name="83934">Context State Summary </a></i></h4></font><dl class="margin"><dl class="margin"><dd><p class="Body"><a name="83939"> </a>Bring up the <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Context State Summary</font></b> window (see <a href="c-display3.html#83943">Figure 5-6</a>) by selecting <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Information</font></b> from the task pop-up menu. The context name and ID are given for the context you clicked nearest to. The initial and final times specify an interval, and the main window displays a series of statistics about the context during that interval. You can change the interval over which statistics are calculated by selecting <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Whole Log</font></b>, <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Selection</font></b>, or <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Screen Width</font></b> from the combo box and then clicking <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Recalculate</font></b>. (You must select an interval by clicking and dragging before bringing up the <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Context State Summary</font></b> window, or the <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Selection</font></b> interval will be the same as the <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Screen Width</font></b>.) <div class="frame"><h4 class="EntityTitle"><a name="83943"><font face="Helvetica, sans-serif" size="-1" class="sans">Figure 5-6: Context State Summary Window </font></a></h4><dl class="margin"><div class="Anchor"><a name="83948"> </a><img class="figure" border="0" src="images/c-display18.gif"></div></dl></div></p><dd><p class="Body"><a name="86210"> </a>The main statistics displayed are the number of times the context entered each state and the maximum, minimum, average, and total time it spent in each state. Dismiss the window by clicking <b class="guiLabel"><font face="Helvetica, sans-serif" size="-1" class="sans">Close</font></b>.</p></dl></dl><a name="foot"><hr></a><p class="navbar" align="right"><a href="index.html"><img border="0" alt="[Contents]" src="icons/contents.gif"></a><a href="c-display.html"><img border="0" alt="[Index]" src="icons/index.gif"></a><a href="c-display.html"><img border="0" alt="[Top]" src="icons/top.gif"></a><a href="c-display2.html"><img border="0" alt="[Prev]" src="icons/prev.gif"></a><a href="c-display4.html"><img border="0" alt="[Next]" src="icons/next.gif"></a></p></body></html><!---by WRS Documentation (), Wind River Systems, Inc. conversion tool: Quadralay WebWorks Publisher 4.0.11 template: CSS Template, Jan 1998 - Jefro --->⌨️ 快捷键说明
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