org.eclipse.linuxtools.lttng.help/html/concepts/controlFlowView.html

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   6         <title>Control Flow View</title>
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  10 <h1>Control Flow View</h1>
  11 <p>It shows a process table of the traced system as well as the state transitions over time</p>
  12 <p>The dotted vertical lines in the state area represent "more information" i.e. There is at least one state that could not be represented in one pixel with the current scale</p>
  13
  14 <p>The tool bar options from right to left are:</p>
  15 <dl>
  16 <dt>Home</dt>
  17 <dd>Reset the time scale to Default</dd>
  18 <p></p>
  19 <dt>Next Event</dt>
  20 <dd>Moves to the next event over the highlighted process</dd>
  21 <p></p>
  22 <dt>Previous Event</dt>
  23 <dd>Moves to the previous event overt the highlighted process</dd>
  24 <p></p>
  25 <dt>Next Process</dt>
  26 <dd>Moves from the currently highlighted process to the next down in the list</dd>
  27 <p></p>
  28 <dt>Previous Process</dt>
  29 <dd>Moves from the currently highlighted process to the next up in the list</dd>
  30 <p></p>
  31 <dt>Zoom In</dt>
  32 <dd>Maintains the same width while reducing the visible time range in order to see a bigger representation of the states</dd>
  33 <p></p>
  34 <dt>Zoom Out</dt>
  35 <dd>Maintains the same width while increasing the visible time range in order to see a smaller representation of the states</dd>
  36 <p></p>
  37 <dt>Synchronize</dt>
  38 <dd><ul><li>Notify time selections to synchronized views</li><li>Listens and apply time selections from other synchronized views</li></ul></dd>
  39
  40 </dl>
  41 <p>Note: Due to the large size of the LTTng traces, this view does not keep all state information in memory</p>
  42 <br> <img alt="Control Flow View" src="../images/controlFlowView2.png"  width="1059" height="343">
  43
  44 <p>Additional mouse controls</p>
  45 <dl>
  46 <dt>Mouse Scroll wheel</dt>
  47 <dd>
  48 <ul>
  49 <li>Forward  - One Zoom In order per step</li>
  50 <li>Backward - One Zoom Out order per step</li>
  51 </ul>
  52 </dd>
  53 <dt>Mouse drag</dt>
  54 <dd>
  55 <ul>
  56 <li>States Area     - Moves the time window in the direction of the drag keeping current scale</li>
  57 <li>Time Scale Area - Changes the time scale to the time range from the start to the end of the drag action</li>
  58 </ul>
  59 </dd>
  60 <dt>Mouse Hovering</dt>
  61 <dd>Hovering the mouse selection over a state will trigger a tooltip display with additional information,
  62 including the start and end times as well as the name of the state associated to the color</dd>
  63
  64 </dl>
  65 <br> <img alt="Control Flow View hover tool tip" src="../images/controlFlowViewTooltip.png">
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