source: flair-src/trunk/tools/FlairGCS/src/Manager.cpp@ 446

Last change on this file since 446 was 436, checked in by Sanahuja Guillaume, 3 years ago

gcs:sync graphs
File size: 12.1 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 "file_ui.h"
10#include <QDate>
11#include <QFileDialog>
12#include <QMessageBox>
13#include <QPushButton>
14#include <QTabBar>
15#include <QTimer>
16#include <QThread>
17#include <QTextStream>
18#include <QVBoxLayout>
19#include <QModelIndex>
20#include <QStatusBar>
21#include <qendian.h>
22#include <iostream>
23#include <string>
24#include <fstream>
25#include <stdio.h>
26
27#ifndef WIN32
28#include <arpa/inet.h>
29#else
30#include <winsock2.h>
31#include <ws2tcpip.h>
32#endif
33
34using namespace std;
35
36Manager::Manager(QString name, int port) : QWidget() {
37 qRegisterMetaType<QModelIndex>("QModelIndex"); // pour le file ui??
38 this->name = name;
39//fprintf(stderr,stderr,"Manager %x\n",thread());
40 setWindowTitle(name);
41
42 // manager layout
43 managerLayout = new QVBoxLayout;
44 setLayout(managerLayout);
45
46 // tab bar for multiple connections
47 tabBar = new QTabBar();
48 //tabBar->setTabsClosable(true);
49 managerLayout->addWidget(tabBar);
50 connect(tabBar, SIGNAL(currentChanged(int)), this,
51 SLOT(tabBarCurrentChanged(int)));
52 currentTab = 0;
53
54 // layout boutons
55 button_layout = new QGridLayout();
56 managerLayout->addLayout(button_layout);
57
58 // boutons du button_Layout
59 send_button = new QPushButton("apply all");
60 reset_button = new QPushButton("reset all");
61 load_button = new QPushButton("load all locally");
62 save_button = new QPushButton("save all locally");
63 button_layout->addWidget(send_button, 0, 0);
64 button_layout->addWidget(reset_button, 0, 1);
65 button_layout->addWidget(load_button, 0, 2);
66 button_layout->addWidget(save_button, 0, 3);
67
68 connect(send_button, SIGNAL(clicked(bool)), this, SLOT(send()));
69 connect(reset_button, SIGNAL(clicked(bool)), this, SLOT(reset()));
70 connect(load_button, SIGNAL(clicked(bool)), this, SLOT(load()));
71 connect(save_button, SIGNAL(clicked(bool)), this, SLOT(save()));
72
73 status=new QStatusBar();
74 status->setSizeGripEnabled(false);
75 managerLayout->addWidget(status);
76
77 UDT::startup();
78 serv = UDT::socket(AF_INET, SOCK_DGRAM, 0);
79
80 // for non blocking accept
81 bool blocking = false;
82 UDT::setsockopt(serv, 0, UDT_RCVSYN, &blocking, sizeof(bool));
83//UDT::setsockopt(serv, 0, UDT_CC, new CCCFactory<CUDPBlast>, sizeof(CCCFactory<CUDPBlast>));
84 sockaddr_in my_addr;
85 my_addr.sin_family = AF_INET;
86 my_addr.sin_port = htons(port);
87 my_addr.sin_addr.s_addr = INADDR_ANY;
88 memset(&(my_addr.sin_zero), '\0', 8);
89
90 if (UDT::ERROR == UDT::bind(serv, (sockaddr *)&my_addr, sizeof(my_addr))) {
91 fprintf(stderr,"bind error, %s\n", UDT::getlasterror().getErrorMessage());
92 }
93
94 if (UDT::ERROR == UDT::listen(serv, 1)) {
95 fprintf(stderr,"listen error, %s\n", UDT::getlasterror().getErrorMessage());
96 }
97
98
99 icon_green = QIcon(":green.png");
100 icon_red = QIcon(":red.png");
101 icon_orange = QIcon(":orange.png");
102
103 QTimer *timer = new QTimer(this);
104 connect(timer, SIGNAL(timeout()), this, SLOT(acceptConnections()));
105 timer->start(500);
106
107 startTime=QTime::currentTime();
108}
109
110Manager::~Manager() {
111 for (int i = 0; i < connections.count(); i++) {
112 if(connections.at(i).socket!=NULL) {
113 connections.at(i).socket->kill();
114 connections.at(i).socket->thread()->wait();
115 }
116 }
117
118 // delete main_layout;
119 UDT::cleanup();
120}
121
122void Manager::acceptConnections(void) {
123 UDTSOCKET socket;
124
125 sockaddr_in their_addr;
126 int namelen = sizeof(their_addr);
127
128 if (UDT::INVALID_SOCK ==(socket = UDT::accept(serv, (sockaddr *)&their_addr, &namelen))) {
129 if (UDT::getlasterror().getErrorCode() != 6002)
130 fprintf(stderr,"accept error: %s, code %i\n", UDT::getlasterror().getErrorMessage(),UDT::getlasterror().getErrorCode());
131 return;
132 } else {
133 QString name=QString("%1:%2").arg(inet_ntoa(their_addr.sin_addr)).arg(their_addr.sin_port);
134 fprintf(stderr,"connected to %s\n",name.toLocal8Bit().constData());
135
136 QThread *thread = new QThread(this);
137 UdtSocket *udtSocket = new UdtSocket(socket,name);
138 udtSocket->moveToThread(thread);
139
140 connect(udtSocket, SIGNAL(newFileUI(UDTSOCKET)), this, SLOT(newFileUI(UDTSOCKET)));
141 connect(udtSocket, SIGNAL(newConnectionLayout(QString)), this, SLOT(newConnectionLayout(QString)),Qt::BlockingQueuedConnection);
142 connect(thread, SIGNAL(started()), udtSocket, SLOT(receiveData()));
143
144 thread->start();
145 }
146}
147
148void Manager::newConnectionLayout(QString name) {
149 UdtSocket* udtSocket=(UdtSocket *)sender();
150
151 ConnectionLayout *newLayout = new ConnectionLayout(udtSocket, name, startTime);
152 connect(udtSocket, SIGNAL(UDTStats(QString,QString,bool)), newLayout, SIGNAL(UDTStats(QString,QString,bool)));//connection in 2 steps to get udtsocket as sender
153 connect(newLayout, SIGNAL(UDTStats(QString,QString,bool)), this, SLOT(printUDTStats(QString,QString,bool)));
154 connect(udtSocket, SIGNAL(dataReady(char *, int)), newLayout,SLOT(receive(char *, int)),Qt::BlockingQueuedConnection);
155 connect(newLayout, SIGNAL(destroyed(QObject *)), this, SLOT(layoutDestroyed(QObject *)));
156 connect(udtSocket, SIGNAL(destroyed(QObject *)), this, SLOT(udtSocketDestroyed(QObject *)));
157 connect(udtSocket, SIGNAL(destroyed(QObject *)), newLayout, SLOT(udtSocketDestroyed(QObject *)));
158
159 // widget
160 QWidget *newWidget = new QWidget();
161 newWidget->setLayout(newLayout->getQGridLayout());
162 managerLayout->insertWidget(1, newWidget);
163 newWidget->hide();
164
165 connections_t connection;
166 connection.layout=newLayout;
167 connection.widget=newWidget;
168 connection.socket=udtSocket;
169 connections.append(connection);
170
171 //tab: avoid having only 1 tab (0, 2 or more)
172 if (connections.count() == 1) { // first connection
173 newWidget->show();
174 hiddenTabName = name;
175 }
176 if (connections.count() == 2) {
177 if(connections[0].socket!=NULL) {
178 tabBar->addTab(icon_green,hiddenTabName);
179 } else {
180 tabBar->addTab(icon_red,hiddenTabName);
181 }
182 currentTab = 0;
183 }
184 if (connections.count() > 1) {
185 tabBar->addTab(icon_green,name);
186 }
187}
188
189void Manager::udtSocketDestroyed(QObject *obj) {
190 //mark socket as not valid, it can be a connection lost
191 //in this case we keep the layout for reading, and mark it as problematic (socket=NULL)
192 for(int i=0;i<connections.count();i++) {
193 if(connections.at(i).socket==(UdtSocket *)obj) {
194 connections[i].socket=NULL;
195 tabBar->setTabIcon(i,icon_red);
196 break;
197 }
198 }
199}
200
201void Manager::layoutDestroyed(QObject *obj) {
202 //remove the connection, it comes from a proper close
203 int index=-1;
204 for(int i=0;i<connections.count();i++) {
205 if(connections.at(i).layout==(ConnectionLayout *)obj) {
206 delete connections.at(i).widget;
207 //connections[i].widget=NULL;
208 //connections[i].layout=NULL;
209 connections.removeAt(i);
210 index=i;
211 break;
212 }
213 }
214
215 if(index==-1) {
216 fprintf(stderr,"layoutDestroyed: error, layout not found!\n");
217 return;
218 }
219
220 //tab: avoid having only 1 tab (only 0, 2 or more)
221 if (tabBar->count() > 1) {
222 tabBar->removeTab(index);
223 }
224
225 if (connections.count() == 1) {
226 hiddenTabName = tabBar->tabText(0);
227 tabBar->removeTab(0);
228 }
229
230 if (connections.count() == 0) {
231 status->showMessage("");
232 }
233}
234
235void Manager::newFileUI(UDTSOCKET socket) {
236 QThread *thread = new QThread(this);
237 file_ui* fileUi = new file_ui(socket,name);
238 fileUi->moveToThread(thread);
239 connect(thread, SIGNAL(started()), fileUi, SLOT(receive()));
240 connect(fileUi, SIGNAL(finished()), this, SLOT(deleteFileUI()));
241 thread->start();
242}
243
244void Manager::deleteFileUI(void) {
245 sender()->thread()->quit();
246 delete sender();
247}
248
249void Manager::printUDTStats(QString stats,QString stylesheet,bool loosingPackets) {
250 int index = -1;
251 for(int i=0;i<connections.count();i++) {
252 if(connections.at(i).layout==(ConnectionLayout *)sender()) {
253 index=i;
254 break;
255 }
256 }
257
258 if(index==-1) return;
259
260 if(!loosingPackets) {
261 tabBar->setTabIcon(index,icon_green);
262 } else {
263 tabBar->setTabIcon(index,icon_orange);
264 }
265
266 if (tabBar->count() == 0) {
267 status->setStyleSheet(stylesheet);
268 status->showMessage(stats);
269 } else if (index==tabBar->currentIndex()) {
270 status->setStyleSheet(stylesheet);
271 status->showMessage(QString("%1: %2").arg(tabBar->tabText(index)).arg(stats));
272 }
273}
274
275void Manager::tabBarCurrentChanged(int index) {
276
277 if (index >= 0) {
278 //if we are coming from layout destroyed
279 if(currentTab<connections.count()) connections.at(currentTab).widget->hide();
280 connections.at(index).widget->show();
281 currentTab = index;
282 } else {
283 currentTab = 0;
284 connections.at(0).widget->show();
285 }
286 QString msg="not connected";
287 if (tabBar->count() == 0) {
288 if(connections.at(0).socket!=NULL) msg=connections.at(0).socket->getUDTStats();
289
290 } else {
291 if(connections.at(index).socket!=NULL) msg=QString("%1: %2").arg(tabBar->tabText(index)).arg(connections.at(index).socket->getUDTStats());
292 }
293 status->showMessage(msg);
294}
295
296void Manager::load(void) {
297 QString dir_name =
298 QFileDialog::getExistingDirectory(this, "Select a directory", 0, 0);
299
300 if (dir_name != "") {
301 for (int i = 0; i < connections.count(); i++) {
302 QFile *file;
303 file = new QFile(dir_name + "/" +
304 connections.at(i).layout->getName() + ".xml");
305 if (!file->open(QIODevice::ReadOnly | QIODevice::Text)) {
306 QMessageBox::warning(this, "Warning",
307 "Enable to load " +
308 connections.at(i).layout->getName() +
309 ".xml");
310 continue;
311 }
312
313 QDomDocument doc;
314 QString errorMsg;
315 int errorLine;
316 int errorColumn;
317 if (!doc.setContent(file, &errorMsg, &errorLine, &errorColumn)) {
318 QMessageBox::critical(
319 this, "Error",
320 "unable to read " + connections.at(i).layout->getName() +
321 ".xml" + " (" + errorMsg + " at " + QString::number(errorLine) +
322 "," + QString::number(errorColumn) + ")");
323 } else {
324 connections.at(i).layout->LoadXml(&doc);
325 }
326 delete file;
327 }
328 }
329}
330
331void Manager::save(void) {
332 bool isUptodate = true;
333
334 for (int i = 0; i < connections.count(); i++) {
335 if (!connections.at(i).layout->IsUptodate()) {
336 isUptodate = false;
337 break;
338 }
339 }
340
341 if (!isUptodate) {
342 QMessageBox msgBox;
343 msgBox.setText("There are pending modifications");
344 msgBox.setInformativeText("Apply and save?");
345 msgBox.setStandardButtons(QMessageBox::Yes | QMessageBox::Cancel);
346 msgBox.setDefaultButton(QMessageBox::Yes);
347 int ret = msgBox.exec();
348
349 switch (ret) {
350 case QMessageBox::Yes:
351 send();
352 break;
353 case QMessageBox::Cancel:
354 return;
355 break;
356 default:
357 // should never be reached
358 break;
359 }
360 }
361
362 // create dirctory for storage
363 QDateTime dateTime = QDateTime::currentDateTime();
364 QString dir_name =
365 "configs_" + dateTime.toString("yyyyMMdd_hhmm") + "_" + name;
366 if (QDir().exists(dir_name) == true) {
367 dir_name = "configs_" + dateTime.toString("yyyyMMdd_hhmm_ss") + "_" + name;
368 }
369 QDir().mkdir(dir_name);
370
371 for (int i = 0; i < connections.count(); i++) {
372 QDomDocument *xml = new QDomDocument("remote_ui_xml");
373
374 connections.at(i).layout->GetFullXml((QDomElement *)xml);
375
376 QFile fichier(dir_name + "/" + connections.at(i).layout->getName() +
377 ".xml");
378 QString write_doc = (xml->ownerDocument()).toString();
379
380 if (!fichier.open(QIODevice::WriteOnly)) {
381 fichier.close();
382 QMessageBox::critical(this, "Error", "Enable to write XML");
383 continue;
384 }
385 QTextStream stream(&fichier);
386 stream << write_doc;
387 fichier.close();
388
389 delete xml;
390 }
391
392 QMessageBox::information(this, "save all", "saved to ./" + dir_name);
393}
394
395void Manager::send(void) {
396 for (int i = 0; i < connections.count(); i++) {
397 if(connections.at(i).socket!=NULL) {
398 QDomDocument doc("remote_ui_xml");
399 connections.at(i).layout->GetUpdateXml((QDomElement *)&doc);
400 // fprintf(stderr,"merge\n%s\n",doc.toString().toLocal8Bit().constData());
401
402 connections.at(i).layout->XmlToSend(doc);
403 }
404 }
405}
406
407void Manager::reset() {
408 for (int i = 0; i < connections.count(); i++)
409 connections.at(i).layout->ResetAllChilds();
410}
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