source: flair-src/trunk/tools/FlairGCS/src/Manager.cpp@ 129

Last change on this file since 129 was 30, checked in by Sanahuja Guillaume, 8 years ago

show rx rate in GCS
File size: 9.8 KB
Line 
1// %flair:license{
2// This file is part of the Flair framework distributed under the
3// CECILL-C License, Version 1.0.
4// %flair:license}
5#include "Manager.h"
6#include "UdtSocket.h"
7#include "ConnectionLayout.h"
8#include "communication.h"
9#include <QDate>
10#include <QFileDialog>
11#include <QMessageBox>
12#include <QPushButton>
13#include <QTabBar>
14#include <QTimer>
15#include <QThread>
16#include <QTextStream>
17#include <QVBoxLayout>
18#include <QModelIndex>
19//#include <qmetatype.h>
20#include <qendian.h>
21#include <iostream>
22#include <string>
23#include <fstream>
24#include <stdio.h>
25
26#ifndef WIN32
27#include <arpa/inet.h>
28#else
29#include <winsock2.h>
30#include <ws2tcpip.h>
31#endif
32
33using namespace std;
34
35Manager::Manager(QString name, int port) : QWidget() {
36 qRegisterMetaType<QModelIndex>("QModelIndex"); // pour le file ui??
37 this->name = name;
38
39 setWindowTitle(name);
40//statusBar()->showMessage(tr("Ready to serve"));
41 // manager layout
42 managerLayout = new QVBoxLayout;
43 setLayout(managerLayout);
44
45 // tab bar for multiple connections
46 tabBar = new QTabBar();
47 managerLayout->addWidget(tabBar);
48 connect(tabBar, SIGNAL(currentChanged(int)), this,
49 SLOT(tabBarCurrentChanged(int)));
50 currentTab = 0;
51
52 // layout boutons
53 button_layout = new QGridLayout();
54 managerLayout->addLayout(button_layout);
55
56 // boutons du button_Layout
57 send_button = new QPushButton("apply all");
58 reset_button = new QPushButton("reset all");
59 load_button = new QPushButton("load all locally");
60 save_button = new QPushButton("save all locally");
61 button_layout->addWidget(send_button, 0, 0);
62 button_layout->addWidget(reset_button, 0, 1);
63 button_layout->addWidget(load_button, 0, 2);
64 button_layout->addWidget(save_button, 0, 3);
65
66 connect(send_button, SIGNAL(clicked(bool)), this, SLOT(send()));
67 connect(reset_button, SIGNAL(clicked(bool)), this, SLOT(reset()));
68 connect(load_button, SIGNAL(clicked(bool)), this, SLOT(load()));
69 connect(save_button, SIGNAL(clicked(bool)), this, SLOT(save()));
70
71 status=new QStatusBar();
72 status->setSizeGripEnabled(false);
73 button_layout->addWidget(status, 1,0);
74
75 UDT::startup();
76 serv = UDT::socket(AF_INET, SOCK_DGRAM, 0);
77
78 // for non blocking accept
79 bool blocking = false;
80 UDT::setsockopt(serv, 0, UDT_RCVSYN, &blocking, sizeof(bool));
81
82 sockaddr_in my_addr;
83 my_addr.sin_family = AF_INET;
84 my_addr.sin_port = htons(port);
85 my_addr.sin_addr.s_addr = INADDR_ANY;
86 memset(&(my_addr.sin_zero), '\0', 8);
87
88 if (UDT::ERROR == UDT::bind(serv, (sockaddr *)&my_addr, sizeof(my_addr))) {
89 printf("bind error, %s\n", UDT::getlasterror().getErrorMessage());
90 }
91
92 if (UDT::ERROR == UDT::listen(serv, 1)) {
93 printf("listen error, %s\n", UDT::getlasterror().getErrorMessage());
94 }
95
96 QTimer *timer = new QTimer(this);
97 connect(timer, SIGNAL(timeout()), this, SLOT(acceptConnections()));
98 timer->start(20);
99}
100
101Manager::~Manager() {
102 emit killUdtSockets();
103
104 // delete main_layout;
105 UDT::cleanup();
106}
107
108void Manager::acceptConnections(void) {
109 static UDTSOCKET first_socket = 0;
110 UDTSOCKET socket;
111
112 sockaddr_in their_addr;
113 int namelen = sizeof(their_addr);
114
115 if (UDT::INVALID_SOCK ==
116 (socket = UDT::accept(serv, (sockaddr *)&their_addr, &namelen))) {
117 if (UDT::getlasterror().getErrorCode() != 6002)
118 printf("accept: %s, code %i\n", UDT::getlasterror().getErrorMessage(),
119 UDT::getlasterror().getErrorCode());
120 return;
121 } else {
122 printf("connected to %s:%i\n", inet_ntoa(their_addr.sin_addr),
123 their_addr.sin_port);
124
125 if (!first_socket) {
126 first_socket = socket;
127 return;
128 } else {
129 QThread *thread = new QThread(this);
130 UdtSocket *new_udt = new UdtSocket(first_socket, socket, name);
131 new_udt->moveToThread(thread);
132
133 newConnection(new_udt);
134
135 connect(this, SIGNAL(killUdtSockets()), thread, SLOT(quit()));
136 connect(this, SIGNAL(killUdtSockets()), new_udt, SLOT(kill()),
137 Qt::BlockingQueuedConnection);
138
139 connect(thread, SIGNAL(started()), new_udt, SLOT(handleConnections()));
140
141 thread->start();
142 first_socket = 0;
143 }
144 }
145}
146
147void Manager::newConnection(UdtSocket *socket) {
148
149 // no tabs to 2 tabs
150 if (connectionsLayout.count() == 1) {
151 tabBar->addTab(hiddenTabName);
152 currentTab = 0;
153 connectionsWidget.at(0)->show();
154 }
155
156 // layout utilisateur
157 ConnectionLayout *newLayout = new ConnectionLayout(socket, "interface");
158 connectionsLayout.append(newLayout);
159 connect(newLayout, SIGNAL(setRemoteName(QString)), this,
160 SLOT(tabName(QString)));
161 connect(newLayout, SIGNAL(computedRxRate(float)), this,
162 SLOT(printRxRates(float)));
163 connect(socket, SIGNAL(dataReady(char *, int)), newLayout,
164 SLOT(receive(char *, int)));
165 connect(newLayout, SIGNAL(destroyed(QObject *)), this,
166 SLOT(layoutDestroyed(QObject *)));
167 connect(socket, SIGNAL(destroyed()), newLayout, SLOT(deleteLater()));
168
169 // widget
170 QWidget *newWidget = new QWidget();
171 connectionsWidget.append(newWidget);
172 newWidget->setLayout(newLayout->getQGridLayout());
173 managerLayout->insertWidget(1, newWidget);
174 newWidget->hide();
175
176 if (connectionsLayout.count() == 1) { // first connection
177 newWidget->show();
178 } else { // add a tab for the new connection
179 tabBar->addTab("unknown");
180 }
181}
182
183void Manager::printRxRates(float rxRate) {
184 int index = connectionsLayout.indexOf((ConnectionLayout *)sender());
185
186 if (tabBar->count() == 0) {
187 status->showMessage(tr("rx rate %1 kB/s").arg(rxRate,0,'f',3));
188 } else if (index==tabBar->currentIndex()) {
189 status->showMessage(tr("%1 rx rate %2 kB/s").arg(tabBar->tabText(index)).arg(rxRate,0,'f',3));
190 }
191}
192
193void Manager::tabBarCurrentChanged(int index) {
194 if (index >= 0) {
195 connectionsWidget.at(currentTab)->hide();
196 connectionsWidget.at(index)->show();
197 currentTab = index;
198 } else {
199 currentTab = 0;
200 connectionsWidget.at(0)->show();
201 }
202}
203
204void Manager::tabName(QString name) {
205 int index = connectionsLayout.indexOf((ConnectionLayout *)sender());
206 if (tabBar->count() == 0) {
207 hiddenTabName = name;
208 } else {
209 tabBar->setTabText(index, name);
210 }
211}
212
213void Manager::layoutDestroyed(QObject *obj) {
214 int index = connectionsLayout.indexOf((ConnectionLayout *)obj);
215
216 if (tabBar->count() > 1) {
217 tabBar->removeTab(index);
218 }
219
220 delete connectionsWidget.at(index);
221 connectionsWidget.removeAt(index);
222 connectionsLayout.removeOne((ConnectionLayout *)obj);
223
224 if (connectionsLayout.count() == 1) {
225 hiddenTabName = tabBar->tabText(0);
226 tabBar->removeTab(0);
227 }
228
229 if (connectionsLayout.count() == 0) {
230 status->showMessage("");
231 }
232}
233
234void Manager::load(void) {
235 QString dir_name =
236 QFileDialog::getExistingDirectory(this, "Select a directory", 0, 0);
237
238 if (dir_name != "") {
239 for (int i = 0; i < connectionsLayout.count(); i++) {
240 QFile *file;
241 file = new QFile(dir_name + "/" +
242 connectionsLayout.at(i)->getRemoteName() + ".xml");
243 if (!file->open(QIODevice::ReadOnly | QIODevice::Text)) {
244 QMessageBox::warning(this, "Warning",
245 "Enable to load " +
246 connectionsLayout.at(i)->getRemoteName() +
247 ".xml");
248 continue;
249 }
250
251 QDomDocument doc;
252 QString errorMsg;
253 int errorLine;
254 int errorColumn;
255 if (!doc.setContent(file, &errorMsg, &errorLine, &errorColumn)) {
256 QMessageBox::critical(
257 this, "Error",
258 "unable to read " + connectionsLayout.at(i)->getRemoteName() +
259 ".xml" + " (" + errorMsg + " at " + QString::number(errorLine) +
260 "," + QString::number(errorColumn) + ")");
261 } else {
262 connectionsLayout.at(i)->LoadXml(doc);
263 }
264 delete file;
265 }
266 }
267}
268
269void Manager::save(void) {
270 bool isUptodate = true;
271
272 for (int i = 0; i < connectionsLayout.count(); i++) {
273 if (!connectionsLayout.at(i)->IsUptodate()) {
274 isUptodate = false;
275 break;
276 }
277 }
278
279 if (!isUptodate) {
280 QMessageBox msgBox;
281 msgBox.setText("There are pending modifications");
282 msgBox.setInformativeText("Apply and save?");
283 msgBox.setStandardButtons(QMessageBox::Yes | QMessageBox::Cancel);
284 msgBox.setDefaultButton(QMessageBox::Yes);
285 int ret = msgBox.exec();
286
287 switch (ret) {
288 case QMessageBox::Yes:
289 send();
290 break;
291 case QMessageBox::Cancel:
292 return;
293 break;
294 default:
295 // should never be reached
296 break;
297 }
298 }
299
300 // create dirctory for storage
301 QDateTime dateTime = QDateTime::currentDateTime();
302 QString dir_name =
303 "configs_" + dateTime.toString("yyyyMMdd_hhmm") + "_" + name;
304 if (QDir().exists(dir_name) == true) {
305 dir_name = "configs_" + dateTime.toString("yyyyMMdd_hhmm_ss") + "_" + name;
306 }
307 QDir().mkdir(dir_name);
308
309 for (int i = 0; i < connectionsLayout.count(); i++) {
310 QDomDocument *xml = new QDomDocument("remote_ui_xml");
311
312 connectionsLayout.at(i)->GetFullXml((QDomElement *)xml);
313
314 QFile fichier(dir_name + "/" + connectionsLayout.at(i)->getRemoteName() +
315 ".xml");
316 QString write_doc = (xml->ownerDocument()).toString();
317
318 if (!fichier.open(QIODevice::WriteOnly)) {
319 fichier.close();
320 QMessageBox::critical(this, "Error", "Enable to write XML");
321 continue;
322 }
323 QTextStream stream(&fichier);
324 stream << write_doc; // On utilise l'opérateur << pour écrire write_doc dans
325 // le document XML.
326 fichier.close();
327
328 delete xml;
329 }
330
331 QMessageBox::information(this, "save all", "saved to ./" + dir_name);
332}
333
334void Manager::send(void) {
335 for (int i = 0; i < connectionsLayout.count(); i++) {
336 QDomDocument doc("remote_ui_xml");
337 connectionsLayout.at(i)->GetUpdateXml((QDomElement *)&doc);
338 // printf("merge\n%s\n",doc.toString().toLocal8Bit().constData());
339
340 connectionsLayout.at(i)->XmlToSend(doc);
341 }
342}
343
344void Manager::reset() {
345 for (int i = 0; i < connectionsLayout.count(); i++)
346 connectionsLayout.at(i)->ResetAllChilds();
347}
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