qpcpp/examples/freertos/arm-cm/start-stop_nucleo-h743zi/start-stop.qm

<?xml version="1.0" encoding="UTF-8"?>
<model version="5.1.3" links="1">
 <documentation>Start-stop application that demonstrates staring and stopping active objects multiple times during the runtime, as opposed to starting AOs only at the beginning.</documentation>
 <!--${qpcpp}-->
 <framework name="qpcpp"/>
 <!--${AOs}-->
 <package name="AOs" stereotype="0x02">
  <!--${AOs::Launcher}-->
  <class name="Launcher" superclass="qpcpp::QActive">
   <!--${AOs::Launcher::inst}-->
   <attribute name="inst" type="Launcher" visibility="0x00" properties="0x01">
    <documentation>The only instance of the Launcher AO (Singleton pattern)</documentation>
   </attribute>
   <!--${AOs::Launcher::m_worker}-->
   <attribute name="m_worker" type="Worker *" visibility="0x00" properties="0x00"/>
   <!--${AOs::Launcher::m_te}-->
   <attribute name="m_te" type="QP::QTimeEvt" visibility="0x02" properties="0x00"/>
   <!--${AOs::Launcher::Launcher}-->
   <operation name="Launcher" type="" visibility="0x00" properties="0x00">
    <code>  : QActive(initial),
    m_worker(0),
    m_te(this, TIMEOUT_SIG, 0U)</code>
   </operation>
   <!--${AOs::Launcher::SM}-->
   <statechart properties="0x02">
    <!--${AOs::Launcher::SM::initial}-->
    <initial target="../1">
     <action>(void)e; // unused parameter

subscribe(DONE_SIG);

QS_OBJ_DICTIONARY(&amp;Launcher::inst);
QS_OBJ_DICTIONARY(&amp;Launcher::inst.m_te);

QS_SIG_DICTIONARY(DONE_SIG,    nullptr);
QS_SIG_DICTIONARY(TIMEOUT_SIG, nullptr);</action>
     <initial_glyph conn="2,2,5,1,38,6,0">
      <action box="0,0,4,2"/>
     </initial_glyph>
    </initial>
    <!--${AOs::Launcher::SM::inactive}-->
    <state name="inactive">
     <entry>m_te.armX(BSP::TICKS_PER_SEC / 5U, 0);</entry>
     <exit>m_te.disarm();</exit>
     <!--${AOs::Launcher::SM::inactive::TIMEOUT}-->
     <tran trig="TIMEOUT" target="../../2">
      <tran_glyph conn="2,22,3,1,40,14,-2">
       <action box="0,-2,7,2"/>
      </tran_glyph>
     </tran>
     <state_glyph node="2,6,38,22">
      <entry box="1,2,37,6"/>
      <exit box="1,8,37,5"/>
     </state_glyph>
    </state>
    <!--${AOs::Launcher::SM::active}-->
    <state name="active">
     <entry>// placement new to execute the Worker ctor
m_worker = new (&amp;Worker::inst) Worker;
m_worker-&gt;start(
    1U,                         // QP priority of the AO
    l_workerQueueSto,           // event queue storage
    Q_DIM(l_workerQueueSto),    // queue length [events]
    l_workerStackSto,           // stack storage
    sizeof(l_workerStackSto));   // stack size [bytes]</entry>
     <exit>m_worker-&gt;~Worker(); // explicit destructor call
m_worker = nullptr;</exit>
     <!--${AOs::Launcher::SM::active::DONE}-->
     <tran trig="DONE">
      <action brief="wait for Worker to stop">// arm a timer for at least one tick
m_te.armX(2, 0);
// wait for Worker to stop...</action>
      <tran_glyph conn="2,46,3,-1,26">
       <action box="0,-2,25,2"/>
      </tran_glyph>
     </tran>
     <!--${AOs::Launcher::SM::active::TIMEOUT}-->
     <tran trig="TIMEOUT" target="../../1">
      <tran_glyph conn="2,50,3,1,42,-34,-4">
       <action box="0,-2,10,2"/>
      </tran_glyph>
     </tran>
     <state_glyph node="2,30,38,22">
      <entry box="1,2,37,6"/>
      <exit box="1,8,37,6"/>
     </state_glyph>
    </state>
    <state_diagram size="46,54"/>
   </statechart>
  </class>
  <!--${AOs::Worker}-->
  <class name="Worker" superclass="qpcpp::QActive">
   <documentation>&quot;Worker&quot; active object that will be started, perform its job, and then stop itself.</documentation>
   <!--${AOs::Worker::inst}-->
   <attribute name="inst" type="Worker" visibility="0x00" properties="0x01">
    <documentation>The only instance of the Worker AO (Singleton pattern)</documentation>
   </attribute>
   <!--${AOs::Worker::m_te}-->
   <attribute name="m_te" type="QP::QTimeEvt" visibility="0x02" properties="0x00"/>
   <!--${AOs::Worker::m_counter}-->
   <attribute name="m_counter" type="uint8_t" visibility="0x00" properties="0x00">
    <documentation>blink down-counter</documentation>
   </attribute>
   <!--${AOs::Worker::Worker}-->
   <operation name="Worker" type="" visibility="0x00" properties="0x00">
    <code>  : QActive(&amp;initial),
    m_te(this, TIMEOUT_SIG, 0U)</code>
   </operation>
   <!--${AOs::Worker::~Worker}-->
   <operation name="~Worker" type="" visibility="0x00" properties="0x04">
    <documentation>virtual destructor</documentation>
    <code>BSP::led2Off();</code>
   </operation>
   <!--${AOs::Worker::SM}-->
   <statechart properties="0x02">
    <!--${AOs::Worker::SM::initial}-->
    <initial target="../1/0">
     <action>(void)e; // unused parameter

QS_OBJ_DICTIONARY(&amp;Worker::inst);
QS_OBJ_DICTIONARY(&amp;Worker::inst.m_te);</action>
     <initial_glyph conn="3,2,5,1,37,24,-18">
      <action box="0,0,25,2"/>
     </initial_glyph>
    </initial>
    <!--${AOs::Worker::SM::active}-->
    <state name="active">
     <entry>m_counter = 5U; // number of blinks
m_te.armX(BSP::TICKS_PER_SEC / 5U,
          BSP::TICKS_PER_SEC / 5U);</entry>
     <exit>m_te.disarm();</exit>
     <!--${AOs::Worker::SM::active::off}-->
     <state name="off">
      <!--${AOs::Worker::SM::active::off::TIMEOUT}-->
      <tran trig="TIMEOUT" target="../../1">
       <tran_glyph conn="4,30,3,1,20,6,-2">
        <action box="0,-2,18,6"/>
       </tran_glyph>
      </tran>
      <state_glyph node="4,24,18,8"/>
     </state>
     <!--${AOs::Worker::SM::active::on}-->
     <state name="on">
      <entry>BSP::ledOn();</entry>
      <exit>BSP::ledOff();</exit>
      <!--${AOs::Worker::SM::active::on::TIMEOUT}-->
      <tran trig="TIMEOUT">
       <action>--m_counter;</action>
       <!--${AOs::Worker::SM::active::on::TIMEOUT::[else]}-->
       <choice target="../../../0">
        <guard brief="else"/>
        <choice_glyph conn="26,48,4,1,-20,-4">
         <action box="0,-5,10,2"/>
        </choice_glyph>
       </choice>
       <!--${AOs::Worker::SM::active::on::TIMEOUT::[m_counter==0U]}-->
       <choice target="../../../../2">
        <guard>m_counter == 0U</guard>
        <choice_glyph conn="26,48,5,1,14,8,-4">
         <action box="1,0,16,2"/>
        </choice_glyph>
       </choice>
       <tran_glyph conn="4,48,3,-1,22">
        <action box="0,-2,21,4"/>
       </tran_glyph>
      </tran>
      <state_glyph node="4,34,18,16">
       <entry box="1,2,16,4"/>
       <exit box="1,6,16,5"/>
      </state_glyph>
     </state>
     <state_glyph node="2,6,34,46">
      <entry box="1,2,31,9"/>
      <exit box="1,11,31,5"/>
     </state_glyph>
    </state>
    <!--${AOs::Worker::SM::final}-->
    <state name="final">
     <entry>BSP::led2On();
static QEvt const doneEvt = { DONE_SIG, 0 };
QF::PUBLISH(&amp;doneEvt, this);
stop(); // stop this active object</entry>
     <state_glyph node="2,54,34,16">
      <entry box="1,2,33,12"/>
     </state_glyph>
    </state>
    <state_diagram size="42,72"/>
   </statechart>
  </class>
  <!--${AOs::AO_Launcher}-->
  <attribute name="AO_Launcher" type="QP::QActive * const" visibility="0x00" properties="0x00">
   <code>= &amp;Launcher::inst; // opaque pointer</code>
  </attribute>
 </package>
 <!--${.}-->
 <directory name=".">
  <!--${.::worker.hpp}-->
  <file name="worker.hpp">
   <text>#ifndef WORKER_HPP
#define WORKER_HPP

using namespace QP;

enum DPPSignals {
    DONE_SIG = Q_USER_SIG, // to signal when Worker is done
    // ...
    MAX_PUB_SIG,    // the last published signal

    TIMEOUT_SIG,    // for timeouts
    // ...
    MAX_SIG         // the last signal
};

$declare${AOs::Worker}
$declare${AOs::AO_Launcher}

#endif // WORKER_HPP
</text>
  </file>
  <!--${.::worker.cpp}-->
  <file name="worker.cpp">
   <text>#include &quot;qpcpp.hpp&quot;
#include &quot;Worker.hpp&quot;
#include &quot;bsp.hpp&quot;

//Q_DEFINE_THIS_FILE

$define${AOs::Worker}</text>
  </file>
  <!--${.::launcher.cpp}-->
  <file name="launcher.cpp">
   <text>#include &quot;qpcpp.hpp&quot;
#include &quot;worker.hpp&quot;
#include &quot;bsp.hpp&quot;
#include &lt;new&gt;  // for placement new

//Q_DEFINE_THIS_FILE

static QP::QEvt const *l_workerQueueSto[10];
static StackType_t l_workerStackSto[configMINIMAL_STACK_SIZE];

$declare${AOs::Launcher}

$define${AOs::AO_Launcher}
$define${AOs::Launcher}</text>
  </file>
 </directory>
</model>