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interface.c
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interface.c
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/*
* interface.c: Abstract user interface layer
*
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: interface.c 3.1 2015/01/11 13:37:47 kls Exp $
*/
#include "interface.h"
#include <ctype.h>
#include <stdlib.h>
#ifdef SDNOTIFY
#include <systemd/sd-daemon.h>
#endif
#include <unistd.h>
#include "i18n.h"
#include "status.h"
cInterface *Interface = NULL;
cInterface::cInterface(int SVDRPport)
{
interrupted = false;
SVDRP = NULL;
if (SVDRPport)
SVDRP = new cSVDRP(SVDRPport);
}
cInterface::~cInterface()
{
delete SVDRP;
}
eKeys cInterface::GetKey(bool Wait)
{
if (!cRemote::HasKeys())
Skins.Flush();
if (SVDRP) {
if (SVDRP->Process())
Wait = false;
}
if (!cRemote::IsLearning())
return cRemote::Get(Wait ? 1000 : 10);
else
return kNone;
}
eKeys cInterface::Wait(int Seconds, bool KeepChar)
{
if (Seconds == 0)
Seconds = Setup.OSDMessageTime;
Skins.Flush();
eKeys Key = kNone;
time_t timeout = time(NULL) + Seconds;
for (;;) {
Key = GetKey();
if (ISRAWKEY(Key) || time(NULL) > timeout || interrupted)
break;
}
if (KeepChar && ISRAWKEY(Key) || Key == k_Plugin)
cRemote::Put(Key);
interrupted = false;
return Key;
}
bool cInterface::Confirm(const char *s, int Seconds, bool WaitForTimeout)
{
isyslog("confirm: %s", s);
eKeys k = Skins.Message(mtWarning, s, Seconds);
bool result = WaitForTimeout ? k == kNone : k == kOk;
isyslog("%sconfirmed", result ? "" : "not ");
return result;
}
bool cInterface::QueryKeys(cRemote *Remote, cSkinDisplayMenu *DisplayMenu)
{
DisplayMenu->SetItem(tr("Phase 1: Detecting RC code type"), 2, false, false);
DisplayMenu->SetItem(tr("Press any key on the RC unit"), 4, false, false);
DisplayMenu->Flush();
if (Remote->Initialize()) {
DisplayMenu->SetItem(tr("RC code detected!"), 4, false, false);
DisplayMenu->SetItem(tr("Do not press any key..."), 5, false, false);
DisplayMenu->Flush();
cCondWait::SleepMs(3000);
DisplayMenu->SetItem("", 4, false, false);
DisplayMenu->SetItem("", 5, false, false);
DisplayMenu->SetItem(tr("Phase 2: Learning specific key codes"), 2, false, false);
eKeys NewKey = kUp;
while (NewKey != kNone) {
DisplayMenu->SetItem(cString::sprintf(tr("Press key for '%s'"), cKey::ToString(NewKey, true)), 4, false, false);
cRemote::Clear();
DisplayMenu->Flush();
for (eKeys k = NewKey; k == NewKey; ) {
char *NewCode = NULL;
eKeys Key = cRemote::Get(100, &NewCode);
switch (Key) {
case kUp: if (NewKey > kUp) {
NewKey = eKeys(NewKey - 1);
cKey *last = Keys.Last();
if (last && last->Key() == NewKey)
Keys.Del(last);
}
break;
case kDown: DisplayMenu->SetItem(tr("Press 'Up' to confirm"), 4, false, false);
DisplayMenu->SetItem(tr("Press 'Down' to continue"), 5, false, false);
DisplayMenu->SetItem("", 6, false, false);
DisplayMenu->SetItem("", 7, false, false);
DisplayMenu->SetItem("", 8, false, false);
DisplayMenu->Flush();
for (;;) {
Key = cRemote::Get(100);
if (Key == kUp) {
DisplayMenu->Clear();
return true;
}
else if (Key == kDown) {
DisplayMenu->SetItem("", 5, false, false);
k = kNone; // breaks the outer for() loop
break;
}
}
break;
case kMenu: NewKey = eKeys(NewKey + 1);
break;
case kNone: if (NewCode) {
dsyslog("new %s code: %s = %s", Remote->Name(), NewCode, cKey::ToString(NewKey));
Keys.Add(new cKey(Remote->Name(), NewCode, NewKey));
NewKey = eKeys(NewKey + 1);
free(NewCode);
}
break;
default: break;
}
}
if (NewKey > kUp)
DisplayMenu->SetItem(tr("(press 'Up' to go back)"), 6, false, false);
else
DisplayMenu->SetItem("", 6, false, false);
if (NewKey > kDown)
DisplayMenu->SetItem(tr("(press 'Down' to end key definition)"), 7, false, false);
else
DisplayMenu->SetItem("", 7, false, false);
if (NewKey > kMenu)
DisplayMenu->SetItem(tr("(press 'Menu' to skip this key)"), 8, false, false);
else
DisplayMenu->SetItem("", 8, false, false);
}
return true;
}
return false;
}
void cInterface::LearnKeys(void)
{
for (cRemote *Remote = Remotes.First(); Remote; Remote = Remotes.Next(Remote)) {
if (!Remote->Ready()) {
esyslog("ERROR: remote control %s not ready!", Remote->Name());
continue;
}
bool known = Keys.KnowsRemote(Remote->Name());
dsyslog("remote control %s - %s", Remote->Name(), known ? "keys known" : "learning keys");
if (!known) {
#ifdef SDNOTIFY
sd_notify(0, "READY=1\nSTATUS=Learning keys...");
#endif
cSkinDisplayMenu *DisplayMenu = Skins.Current()->DisplayMenu();
DisplayMenu->SetMenuCategory(mcUnknown);
char Headline[256];
snprintf(Headline, sizeof(Headline), tr("Learning Remote Control Keys"));
cRemote::Clear();
DisplayMenu->SetTitle(Headline);
DisplayMenu->SetItem(Remote->Name(), 0, false, false);
cRemote::SetLearning(Remote);
bool rc = QueryKeys(Remote, DisplayMenu);
cRemote::SetLearning(NULL);
DisplayMenu->Clear();
if (!rc) {
delete DisplayMenu;
continue;
}
DisplayMenu->SetItem(Remote->Name(), 0, false, false);
DisplayMenu->SetItem(tr("Phase 3: Saving key codes"), 2, false, false);
DisplayMenu->SetItem(tr("Press 'Up' to save, 'Down' to cancel"), 4, false, false);
for (;;) {
eKeys key = GetKey();
if (key == kUp) {
Keys.Save();
delete DisplayMenu;
break;
}
else if (key == kDown) {
Keys.Load();
delete DisplayMenu;
break;
}
}
}
}
}