added device info in displaychannel

1 files changed, 133 insertions, 0 deletions

diff --git a/views/viewhelpers.c b/views/viewhelpers.c
new file mode 100644
index 0000000..b97a7a3
--- /dev/null
+++ b/views/viewhelpers.c
@@ -0,0 +1,133 @@
+#include <vdr/menu.h>
+#include "../config.h"
+#include "viewhelpers.h"
+
+cViewHelpers::cViewHelpers(void) {
+    devicesInit = false;
+}
+
+cViewHelpers::~cViewHelpers() {
+    if (devicesInit) {
+        delete[] lastSignalStrength;
+        delete[] lastSignalQuality;
+        delete[] recDevices;
+    }
+}
+
+void cViewHelpers::InitDevices(void) {
+    int numDevices = cDevice::NumDevices();
+    lastSignalStrength = new int[numDevices];
+    lastSignalQuality = new int[numDevices];
+    recDevices = new bool[numDevices];
+    for (int i=0; i<numDevices; i++) {
+        lastSignalStrength[i] = 0;
+        lastSignalQuality[i] = 0;
+        recDevices[i] = false;
+    }
+    devicesInit = true;
+}
+
+bool cViewHelpers::SetDevices(bool initial, map<string,int> *intTokens, vector<map<string,string> > *devices) {
+    int numDevices = cDevice::NumDevices();
+    if (!initial) {
+        //check if drawing is necessary
+        bool changed = false;
+        for (int i = 0; i < numDevices; i++) {
+            const cDevice *device = cDevice::GetDevice(i);
+            if (!device || !device->NumProvidedSystems()) {
+                continue;
+            }
+            if ((device->SignalStrength() != lastSignalStrength[i]) || (device->SignalQuality() != lastSignalQuality[i])) {
+                changed = true;
+                break;
+            }
+        }
+        if (!changed) {
+            return false;
+        }
+    }
+    //check device which currently displays live tv
+    int deviceLiveTV = -1;
+    cDevice *primaryDevice = cDevice::PrimaryDevice();
+    if (primaryDevice) {
+        if (!primaryDevice->Replaying() || primaryDevice->Transferring())
+            deviceLiveTV = cDevice::ActualDevice()->DeviceNumber();
+        else
+            deviceLiveTV = primaryDevice->DeviceNumber();
+    }
+
+    //check currently recording devices
+    for (cTimer *timer = Timers.First(); timer; timer = Timers.Next(timer)) {
+        if (!timer->Recording()) {
+            continue;
+        }
+        if (cRecordControl *RecordControl = cRecordControls::GetRecordControl(timer)) {
+            const cDevice *recDevice = RecordControl->Device();
+            if (recDevice) {
+                recDevices[recDevice->DeviceNumber()] = true;
+            }
+        }
+    }
+    int actualNumDevices = 0;
+    for (int i = 0; i < numDevices; i++) {
+        const cDevice *device = cDevice::GetDevice(i);
+        if (!device || !device->NumProvidedSystems()) {
+            continue;
+        }
+        actualNumDevices++;
+        map< string, string > deviceVals;
+        stringstream strNum;
+        strNum << actualNumDevices;
+        deviceVals.insert(pair< string, string >("devices[num]", strNum.str()));
+        deviceVals.insert(pair< string, string >("devices[type]", *(device->DeviceType())));
+        cCamSlot *camSlot = device->CamSlot();
+        int camNumber = -1;
+        if (camSlot) {
+            camNumber = camSlot->SlotNumber();
+            deviceVals.insert(pair< string, string >("devices[hascam]", "1"));
+        } else {
+            deviceVals.insert(pair< string, string >("devices[hascam]", "0"));
+        }
+        int signalStrength = device->SignalStrength();
+        int signalQuality = device->SignalQuality();
+        stringstream strCamNumber;
+        strCamNumber << camNumber;
+        deviceVals.insert(pair< string, string >("devices[cam]", strCamNumber.str()));
+        stringstream strStrength;
+        strStrength << signalStrength;
+        deviceVals.insert(pair< string, string >("devices[signalstrength]", strStrength.str()));
+        stringstream strQuality;
+        strQuality << signalQuality;
+        deviceVals.insert(pair< string, string >("devices[signalquality]", strQuality.str()));
+
+        deviceVals.insert(pair< string, string >("devices[livetv]", i == deviceLiveTV ? "1" : "0"));
+        deviceVals.insert(pair< string, string >("devices[recording]", recDevices[i] ? "1" : "0"));
+
+        const cChannel *channel = device->GetCurrentlyTunedTransponder();
+        const cSource *source = (channel) ? Sources.Get(channel->Source()) : NULL;
+        if (channel && channel->Number() > 0) {
+            stringstream strChanNum;
+            strChanNum << channel->Number();
+            deviceVals.insert(pair< string, string >("devices[channelnumber]", strChanNum.str()));
+            deviceVals.insert(pair< string, string >("devices[channelname]", channel->Name()));
+            deviceVals.insert(pair< string, string >("devices[channelid]", *(channel->GetChannelID().ToString())));
+            deviceVals.insert(pair< string, string >("devices[istuned]", "1"));
+        } else {
+            deviceVals.insert(pair< string, string >("devices[channelnumber]", "0"));
+            deviceVals.insert(pair< string, string >("devices[channelname]", ""));
+            deviceVals.insert(pair< string, string >("devices[channelid]", ""));
+            deviceVals.insert(pair< string, string >("devices[istuned]", "0"));
+        }
+    
+        deviceVals.insert(pair< string, string >("devices[source]", source ? source->Description() : ""));
+
+        devices->push_back(deviceVals);
+
+        lastSignalStrength[i] = signalStrength;
+        lastSignalQuality[i] = signalQuality;
+    }
+
+    intTokens->insert(pair<string, int>("numdevices", actualNumDevices));
+    
+    return true;
+}
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