Mercurial > hg > orthanc-stone
comparison Applications/Sdl/BasicSdlApplicationContext.cpp @ 222:84844649a8fd am
continued: reusable applications
author | am@osimis.io |
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date | Tue, 12 Jun 2018 17:21:15 +0200 |
parents | |
children | 68856534f005 |
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221:d7b2590744f8 | 222:84844649a8fd |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2018 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #include "BasicSdlApplicationContext.h" | |
23 | |
24 namespace OrthancStone | |
25 { | |
26 IWidget& BasicSdlApplicationContext::SetCentralWidget(IWidget* widget) // Takes ownership | |
27 { | |
28 centralViewport_.SetCentralWidget(widget); | |
29 return *widget; | |
30 } | |
31 | |
32 | |
33 void BasicSdlApplicationContext::UpdateThread(BasicSdlApplicationContext* that) | |
34 { | |
35 while (!that->stopped_) | |
36 { | |
37 { | |
38 ViewportLocker locker(*that); | |
39 locker.GetViewport().UpdateContent(); | |
40 } | |
41 | |
42 boost::this_thread::sleep(boost::posix_time::milliseconds(that->updateDelay_)); | |
43 } | |
44 } | |
45 | |
46 | |
47 BasicSdlApplicationContext::BasicSdlApplicationContext(Orthanc::WebServiceParameters& orthanc) : | |
48 oracle_(viewportMutex_, 4), // Use 4 threads to download | |
49 //oracle_(viewportMutex_, 1), // Disable threading to be reproducible | |
50 webService_(oracle_, orthanc), | |
51 stopped_(true), | |
52 updateDelay_(100) // By default, 100ms between each refresh of the content | |
53 { | |
54 srand(time(NULL)); | |
55 } | |
56 | |
57 | |
58 void BasicSdlApplicationContext::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 BasicSdlApplicationContext::Stop() | |
71 { | |
72 stopped_ = true; | |
73 | |
74 if (updateThread_.joinable()) | |
75 { | |
76 updateThread_.join(); | |
77 } | |
78 | |
79 oracle_.Stop(); | |
80 } | |
81 } |