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comparison Applications/BasicApplicationContext.cpp @ 222:84844649a8fd am

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continued: reusable applications
author am@osimis.io
date Tue, 12 Jun 2018 17:21:15 +0200
parents d7b2590744f8
children
comparison
equal deleted inserted replaced
221:d7b2590744f8 222:84844649a8fd
21 21
22 #include "BasicApplicationContext.h" 22 #include "BasicApplicationContext.h"
23 23
24 namespace OrthancStone 24 namespace OrthancStone
25 { 25 {
26 void BasicApplicationContext::UpdateThread(BasicApplicationContext* that)
27 {
28 while (!that->stopped_)
29 {
30 {
31 ViewportLocker locker(*that);
32 locker.GetViewport().UpdateContent();
33 }
34
35 boost::this_thread::sleep(boost::posix_time::milliseconds(that->updateDelay_));
36 }
37 }
38
39
40 BasicApplicationContext::BasicApplicationContext(Orthanc::WebServiceParameters& orthanc) :
41 oracle_(viewportMutex_, 4), // Use 4 threads to download
42 //oracle_(viewportMutex_, 1), // Disable threading to be reproducible
43 webService_(oracle_, orthanc),
44 stopped_(true),
45 updateDelay_(100) // By default, 100ms between each refresh of the content
46 {
47 srand(time(NULL));
48 }
49
50
51 IWidget& BasicApplicationContext::SetCentralWidget(IWidget* widget) // Takes ownership
52 {
53 centralViewport_.SetCentralWidget(widget);
54 return *widget;
55 }
56
57
58 void BasicApplicationContext::Start()
59 {
60 oracle_.Start();
61
62 if (centralViewport_.HasUpdateContent())
63 {
64 stopped_ = false;
65 updateThread_ = boost::thread(UpdateThread, this);
66 }
67 }
68
69
70 void BasicApplicationContext::Stop()
71 {
72 stopped_ = true;
73
74 if (updateThread_.joinable())
75 {
76 updateThread_.join();
77 }
78
79 oracle_.Stop();
80 }
81 } 26 }