Direct channel select displays digits and name on OSD

CONTRIBUTORS

@@ -23,4 +23,7 @@ Robert Schneider <Robert.Schneider@lotus.com>
  for implementing EIT support for displaying the current/next info
 
 Niels de Carpentier <niels@casema.net>
- for adding a workaround for a driver timing problem in cDvbApi::Cmd().
+ for adding a workaround for a driver timing problem in cDvbApi::Cmd()
+
+Martin Hammerschmid <martin@hammerschmid.com>
+ for suggesting to display the direct channel select input on the OSD

HISTORY

@@ -165,3 +165,7 @@ Video Disk Recorder Revision History
   be disabled via the "Setup" menu.
 - The "current/next" display now only shows those lines that actually contain
   information.
+- When directly selecting a channel by entering the channel number, the digits
+  entered so far together with the name of that channel are displayed on the
+  OSD (suggested by Martin Hammerschmid).
+  

config.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: config.c 1.20 2000/09/10 10:30:15 kls Exp $
+ * $Id: config.c 1.21 2000/09/10 14:32:45 kls Exp $
  */
 
 #include "config.h"
@@ -560,6 +560,14 @@ const char *cChannels::GetChannelNameByNumber(int Number)
   return channel ? channel->name : NULL;
 }
 
+eKeys cChannels::ShowChannel(int Number, bool Switched, bool Group)
+{
+  cChannel *channel = Group ? Get(Number) : GetByNumber(Number);
+  if (channel)
+     return Interface.DisplayChannel(channel->number, channel->name, !Switched || Setup.ShowInfoOnChSwitch);
+  return kNone;
+}
+
 // -- cTimers ----------------------------------------------------------------
 
 cTimers Timers;

config.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: config.h 1.17 2000/09/10 10:29:05 kls Exp $
+ * $Id: config.h 1.18 2000/09/10 14:32:05 kls Exp $
  */
 
 #ifndef __CONFIG_H
@@ -199,6 +199,7 @@ public:
   const char *GetChannelNameByNumber(int Number);
   bool SwitchTo(int Number, cDvbApi *DvbApi = NULL);
   int MaxNumber(void) { return maxNumber; }
+  eKeys ShowChannel(int Number, bool Switched, bool Group = false);
   };
  
 class cTimers : public cConfig<cTimer> {

menu.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menu.c 1.24 2000/09/10 10:28:46 kls Exp $
+ * $Id: menu.c 1.25 2000/09/10 14:45:29 kls Exp $
  */
 
 #include "menu.h"
@@ -1163,6 +1163,60 @@ eOSState cMenuMain::ProcessKey(eKeys Key)
   return state;
 }
 
+// --- cDirectChannelSelect --------------------------------------------------
+
+#define DIRECTCHANNELTIMEOUT 500 //ms
+
+cDirectChannelSelect::cDirectChannelSelect(eKeys FirstKey)
+:cOsdBase(true)
+{
+  oldNumber = CurrentChannel;
+  number = 0;
+  lastTime = time_ms();
+  Interface.Open(MenuColumns, 1);
+  ProcessKey(FirstKey);
+}
+
+cDirectChannelSelect::~cDirectChannelSelect()
+{
+  if (number < 0)
+     Interface.DisplayChannel(oldNumber);
+  Interface.Close();
+}
+
+eOSState cDirectChannelSelect::ProcessKey(eKeys Key)
+{
+  switch (Key) {
+    case k0: case k1: case k2: case k3: case k4: case k5: case k6: case k7: case k8: case k9:
+         if (number >= 0) {
+            number = number * 10 + Key - k0;
+            cChannel *channel = Channels.GetByNumber(number);
+            char *Name = channel ? channel->name : "*** Invalid Channel ***";
+            int BufSize = MenuColumns + 1;
+            char buffer[BufSize];
+            snprintf(buffer, BufSize, "%d  %s", number, Name);
+            Interface.DisplayChannel(number);
+            Interface.Clear();
+            Interface.Write(0, 0, buffer);
+            lastTime = time_ms();
+            if (!channel) {
+               number = -1;
+               lastTime += 1000;
+               }
+            }
+         break;
+    case kNone:
+         if (time_ms() - lastTime > DIRECTCHANNELTIMEOUT) {
+            if (number > 0 && !Channels.SwitchTo(number))
+               number = -1;
+            }
+         else
+            break;
+    default: return osEnd;
+    };
+  return osContinue;
+}
+
 // --- cRecordControl --------------------------------------------------------
 
 cRecordControl::cRecordControl(cDvbApi *DvbApi, cTimer *Timer)

menu.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menu.h 1.9 2000/05/01 15:16:23 kls Exp $
+ * $Id: menu.h 1.10 2000/09/10 14:42:20 kls Exp $
  */
 
 #ifndef _MENU_H
@@ -23,6 +23,17 @@ public:
   virtual eOSState ProcessKey(eKeys Key);
   };
   
+class cDirectChannelSelect : public cOsdBase {
+private:
+  int oldNumber;
+  int number;
+  int lastTime;
+public:
+  cDirectChannelSelect(eKeys FirstKey);
+  virtual ~cDirectChannelSelect();
+  virtual eOSState ProcessKey(eKeys Key);
+  };
+
 class cRecordControl {
 private:
   cDvbApi *dvbApi;

vdr.c

@@ -22,7 +22,7 @@
  *
  * The project's page is at http://www.cadsoft.de/people/kls/vdr
  *
- * $Id: vdr.c 1.29 2000/09/10 10:42:32 kls Exp $
+ * $Id: vdr.c 1.30 2000/09/10 14:33:09 kls Exp $
  */
 
 #include <getopt.h>
@@ -44,8 +44,6 @@
 #define KEYS_CONF "keys.conf"
 #endif
 
-#define DIRECTCHANNELTIMEOUT 500 //ms
-
 static int Interrupted = 0;
 
 void SignalHandler(int signum)
@@ -53,14 +51,6 @@ void SignalHandler(int signum)
   Interrupted = signum;
 }
 
-static eKeys ShowChannel(int Number, bool Switched, bool Group = false)
-{
-  cChannel *channel = Group ? Channels.Get(Number) : Channels.GetByNumber(Number);
-  if (channel)
-     return Interface.DisplayChannel(channel->number, channel->name, !Switched || Setup.ShowInfoOnChSwitch);
-  return kNone;
-}
-
 int main(int argc, char *argv[])
 {
   // Command line options:
@@ -188,24 +178,17 @@ int main(int argc, char *argv[])
   // Main program loop:
 
   cSVDRP *SVDRP = SVDRPport ? new cSVDRP(SVDRPport) : NULL;
-  cMenuMain *Menu = NULL;
+  cOsdBase *Menu = NULL;
   cReplayControl *ReplayControl = NULL;
-  int dcTime = 0, dcNumber = 0;
   int LastChannel = -1;
 
   while (!Interrupted) {
         // Channel display:
         if (CurrentChannel != LastChannel) {
            if (!Menu)
-              ShowChannel(CurrentChannel, LastChannel > 0);
+              Channels.ShowChannel(CurrentChannel, LastChannel > 0);
            LastChannel = CurrentChannel;
            }
-        // Direct Channel Select (action):
-        if (dcNumber && time_ms() - dcTime > DIRECTCHANNELTIMEOUT) {
-           Channels.SwitchTo(dcNumber);
-           dcNumber = 0;
-           LastChannel = -1; // in case an invalid channel number was entered!
-           }
         // Timers and Recordings:
         if (!Menu) {
            cTimer *Timer = cTimer::GetMatch();
@@ -217,7 +200,7 @@ int main(int argc, char *argv[])
            cRecordControls::Process();
            }
         // User Input:
-        cOsdBase **Interact = Menu ? (cOsdBase **)&Menu : (cOsdBase **)&ReplayControl;
+        cOsdBase **Interact = Menu ? &Menu : (cOsdBase **)&ReplayControl;
         eKeys key = Interface.GetKey(!*Interact || !(*Interact)->NeedsFastResponse());
         if (*Interact) {
            switch ((*Interact)->ProcessKey(key)) {
@@ -249,15 +232,10 @@ int main(int argc, char *argv[])
            }
         else {
            switch (key) {
-             // Direct Channel Select (input):
+             // Direct Channel Select:
              case k0: case k1: case k2: case k3: case k4: case k5: case k6: case k7: case k8: case k9:
-                  {
-                    if (!Interface.Recording()) {
-                       dcNumber = dcNumber * 10 + key - k0;
-                       dcTime = time_ms();
-                       Interface.DisplayChannel(dcNumber);
-                       }
-                  }
+                  if (!Interface.Recording())
+                     Menu = new cDirectChannelSelect(key);
                   break;
              // Left/Right rotates trough channel groups:
              case kLeft:
@@ -269,7 +247,7 @@ int main(int argc, char *argv[])
                                 CurrentGroup = Channels.GetPrevGroup(CurrentGroup < 1 ? 1 : CurrentGroup);
                              if (CurrentGroup < 0)
                                 CurrentGroup = SaveGroup;
-                             if (ShowChannel(CurrentGroup, false, true) == kOk)
+                             if (Channels.ShowChannel(CurrentGroup, false, true) == kOk)
                                 Channels.SwitchTo(Channels.Get(Channels.GetNextNormal(CurrentGroup))->number);
                              }
                           break;