1 /************************************************************************
2 *
3 * Copyright 2011 Jakob Leben (jakob.leben@gmail.com)
4 *
5 * This file is part of SuperCollider Qt GUI.
6 *
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 *
20 ************************************************************************/
21
22 #include "LanguageClient.h"
23 #include "QcApplication.h"
24 #include "QtCollider.h"
25 #include "QObjectProxy.h"
26
27 #include <PyrKernel.h>
28 #include <PyrLexer.h>
29
30 #include <qmath.h>
main(void)31 #include <QWidget>
32
33 extern double elapsedTime();
34
35 using namespace QtCollider;
36
37 LangClient::LangClient(const char* name): SC_TerminalClient(name) {}
38
39 void LangClient::commandLoop() {
40 int exit_code = QcApplication::instance()->exec();
41 SC_TerminalClient::quit(exit_code);
42 }
43
44 void LangClient::daemonLoop() { commandLoop(); }
45
46 void LangClient::sendSignal(Signal sig) {
47 if (sig == sig_sched) {
48 QApplication::postEvent(this, new SCRequestEvent(Event_SCRequest_Tick));
49 } else {
50 SC_TerminalClient::sendSignal(sig);
51 QApplication::postEvent(this, new SCRequestEvent(Event_SCRequest_Work));
52 }
53 }
54
55 void LangClient::onQuit(int exitCode) {
56 QApplication::postEvent(this, new SCRequestEvent(Event_SCRequest_Quit, exitCode));
57 }
58
59 void LangClient::onLibraryShutdown() {
60 QWidgetList windows = QApplication::topLevelWidgets();
61 Q_FOREACH (QWidget* w, windows)
62 w->hide();
63 }
64
65 void LangClient::customEvent(QEvent* e) {
66 int type = e->type();
67 switch (type) {
68 case Event_SCRequest_Tick:
69 tick();
70
71 case Event_SCRequest_Work:
72 QApplication::removePostedEvents(this, Event_SCRequest_Work);
73 mIoService.poll();
74 break;
75 case Event_SCRequest_Quit: {
76 int code = static_cast<SCRequestEvent*>(e)->data.toInt();
77 qcDebugMsg(1, QStringLiteral("Quit requested with code %1").arg(code));
78 qApp->exit(code);
79 break;
80 }
81 default:;
82 }
83 }
84
85 void LangClient::tick() {
86 double secs;
87 lock();
88 bool haveNext = tickLocked(&secs);
89 unlock();
90
91 flush();
92
93 if (haveNext) {
94 secs -= elapsedTime();
95 secs *= 1000;
96 int ti = qMax(0, qCeil(secs));
97 qcDebugMsg(2, QStringLiteral("next at %1").arg(ti));
98 appClockTimer.start(ti, this);
99 } else
100 appClockTimer.stop();
101 }
102
103 void LangClient::timerEvent(QTimerEvent* e) {
104 if (e->timerId() == appClockTimer.timerId())
105 tick();
106 }
107