/[projects]/infoscreen/mainview.cpp
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Diff of /infoscreen/mainview.cpp

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revision 528 by torben, Wed Jan 6 22:18:52 2010 UTC revision 533 by torben, Thu Jan 7 19:31:07 2010 UTC
# Line 5  Line 5 
5  #include <QVBoxLayout>  #include <QVBoxLayout>
6    
7  #include <QTimer>  #include <QTimer>
8    #include <QKeyEvent>
9    
10  #include "MyWebView.h"  #include "MyWebView.h"
11  #include "clientsiderender.h"  #include "clientsiderender.h"
# Line 19  MainView::MainView(QWidget* parent) Line 20  MainView::MainView(QWidget* parent)
20  {  {
21          this->resize(400,400);          this->resize(400,400);
22          this->setWindowState( Qt::WindowFullScreen );          this->setWindowState( Qt::WindowFullScreen );
23                    this->grabKeyboard();
24    
25          qApp->setOverrideCursor( QCursor( Qt::BlankCursor) );          qApp->setOverrideCursor( QCursor( Qt::BlankCursor) );
26    
# Line 29  MainView::MainView(QWidget* parent) Line 31  MainView::MainView(QWidget* parent)
31          web->setVisible( false);          web->setVisible( false);
32    
33          picture = new PictureView(this);          picture = new PictureView(this);
34          picture->setVisible( true );          picture->setVisible( false );
35    
36          video = new VideoView(this);          video = new VideoView(this);
37          video->setVisible(false);          video->setVisible(false);
# Line 51  MainView::MainView(QWidget* parent) Line 53  MainView::MainView(QWidget* parent)
53    
54  }  }
55    
56    void MainView::keyPressEvent ( QKeyEvent* event )
57    {
58        int key = event->key();
59        if (key == ' ' || key == Qt::Key_Return || key == Qt::Key_Enter) {
60            qApp->quit();
61        }
62    }  
63    
64  void MainView::onTimer()  void MainView::onTimer()
65  {  {
# Line 66  bool MainView::readXml() Line 75  bool MainView::readXml()
75  {  {
76      const int TIMEOUT = 30*60*1000; // 30 minutter      const int TIMEOUT = 30*60*1000; // 30 minutter
77      if ( lastXml.isNull() || lastXml.elapsed() > TIMEOUT) {      if ( lastXml.isNull() || lastXml.elapsed() > TIMEOUT) {
78          qDebug() << "reread";  
79          xmlHandler.readXml( "http://infoscreen.sundhedhorsens.dk/infoscreen/screen_xml.php?screen_id=1" );          xmlHandler.readXml( "http://infoscreen.sundhedhorsens.dk/infoscreen/screen_xml.php?screen_id=1" );
80    
81          lastXml = QTime::currentTime();          lastXml = QTime::currentTime();
# Line 88  void MainView::switchScreens() Line 97  void MainView::switchScreens()
97    
98      if (lastScreenSwitch.isNull() || lastScreenSwitch.elapsed() > (currentItem.runtime*1000)) {      if (lastScreenSwitch.isNull() || lastScreenSwitch.elapsed() > (currentItem.runtime*1000)) {
99    
100            QTime now = QTime::currentTime();
101          if (lastScreenSwitch.isNull())          if (lastScreenSwitch.isNull())
102              currentItemIdx = 0;              currentItemIdx = -1;
103          else  
104              currentItemIdx = (currentItemIdx+1) % screenItems.size();          bool found = false;
105          currentItem = screenItems.at(currentItemIdx);          int tries = 0;
106          picture->loadFromUrl( currentItem.url );  
107                    if (screenItems.size() > 0) { //only try if we have a any screens
108                    while (found == false && tries <= screenItems.size()) { //find next with valid display time
109                    tries++;
110                    currentItemIdx = (currentItemIdx+1) % screenItems.size();
111                    currentItem = screenItems.at(currentItemIdx);
112    
113                    if (currentItem.start <= now && now <= currentItem.stop )
114                            found = true;
115                            }
116            }
117    
118            if (found) {
119    
120                if (currentItem.module == "info_image") {
121                    ensureVisible(picture);
122    
123                    picture->loadFromUrl( currentItem.url );
124    
125                }
126    
127    
128            } else {
129                qDebug() << "no screen";
130                hideAll();
131            }
132          lastScreenSwitch = QTime::currentTime();          lastScreenSwitch = QTime::currentTime();
133    
134      }      }
135  }  }
136    
137    void MainView::ensureVisible(QWidget* widget)
138    {
139        if (! widget->isVisible()) {
140            hideAll();
141            widget->setVisible(true);
142        }
143    }
144    
145    void MainView::hideAll()
146    {
147        render->setVisible( false );
148        web->setVisible( false);
149        picture->setVisible( false );
150        video->setVisible(false);
151    }
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