mirror of
https://github.com/VDR4Arch/vdr.git
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185 lines
3.7 KiB
C
185 lines
3.7 KiB
C
/*
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* remote.c: General Remote Control handling
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*
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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*
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* $Id: remote.c 1.33 2002/12/07 11:48:10 kls Exp $
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*/
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#include "remote.h"
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#include <fcntl.h>
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#include <netinet/in.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <termios.h>
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#include <unistd.h>
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#if defined REMOTE_KBD
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#include <ncurses.h>
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#endif
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#include "tools.h"
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// --- cRemote ---------------------------------------------------------------
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eKeys cRemote::keys[MaxKeys];
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int cRemote::in = 0;
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int cRemote::out = 0;
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cRemote *cRemote::learning = NULL;
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char *cRemote::unknownCode = NULL;
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cMutex cRemote::mutex;
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cCondVar cRemote::keyPressed;
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const char *cRemote::plugin = NULL;
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cRemote::cRemote(const char *Name)
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{
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name = Name ? strdup(Name) : NULL;
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Remotes.Add(this);
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}
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cRemote::~cRemote()
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{
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free(name);
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}
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const char *cRemote::GetSetup(void)
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{
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return Keys.GetSetup(Name());
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}
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void cRemote::PutSetup(const char *Setup)
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{
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Keys.PutSetup(Name(), Setup);
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}
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void cRemote::Clear(void)
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{
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cMutexLock MutexLock(&mutex);
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in = out = 0;
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if (learning) {
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free(unknownCode);
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unknownCode = NULL;
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}
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}
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bool cRemote::Put(eKeys Key)
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{
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if (Key != kNone) {
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cMutexLock MutexLock(&mutex);
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if (in != out && (keys[out] & k_Repeat) && (Key & k_Release))
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Clear();
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int d = out - in;
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if (d <= 0)
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d = MaxKeys + d;
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if (d - 1 > 0) {
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keys[in] = Key;
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if (++in >= MaxKeys)
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in = 0;
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keyPressed.Broadcast();
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return true;
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}
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return false;
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}
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return true; // only a real key shall report an overflow!
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}
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bool cRemote::PutMacro(eKeys Key)
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{
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const cKeyMacro *km = KeyMacros.Get(Key);
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if (km) {
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plugin = km->Plugin();
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for (int i = 1; i < MAXKEYSINMACRO; i++) {
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if (km->Macro()[i] != kNone) {
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if (!Put(km->Macro()[i]))
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return false;
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}
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else
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break;
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}
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}
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return true;
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}
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bool cRemote::Put(uint64 Code, bool Repeat, bool Release)
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{
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char buffer[32];
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snprintf(buffer, sizeof(buffer), "%016LX", Code);
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return Put(buffer, Repeat, Release);
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}
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bool cRemote::Put(const char *Code, bool Repeat, bool Release)
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{
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if (learning && this != learning)
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return false;
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eKeys Key = Keys.Get(Name(), Code);
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if (Key != kNone) {
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if (Repeat)
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Key = eKeys(Key | k_Repeat);
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if (Release)
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Key = eKeys(Key | k_Release);
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return Put(Key);
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}
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if (learning) {
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free(unknownCode);
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unknownCode = strdup(Code);
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keyPressed.Broadcast();
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}
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return false;
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}
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eKeys cRemote::Get(int WaitMs, char **UnknownCode)
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{
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for (;;) {
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cMutexLock MutexLock(&mutex);
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if (in != out) {
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eKeys k = keys[out];
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if (++out >= MaxKeys)
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out = 0;
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return k;
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}
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else if (!WaitMs || !keyPressed.TimedWait(mutex, WaitMs)) {
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if (learning && UnknownCode) {
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*UnknownCode = unknownCode;
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unknownCode = NULL;
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}
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return kNone;
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}
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}
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}
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// --- cRemotes --------------------------------------------------------------
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cRemotes Remotes;
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// --- cKbdRemote ------------------------------------------------------------
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#if defined REMOTE_KBD
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cKbdRemote::cKbdRemote(void)
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:cRemote("KBD")
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{
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Start();
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}
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cKbdRemote::~cKbdRemote()
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{
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Cancel();
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}
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void cKbdRemote::Action(void)
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{
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dsyslog("KBD remote control thread started (pid=%d)", getpid());
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cPoller Poller(STDIN_FILENO);
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for (;;) {//XXX
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int Command = getch();
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if (Command != EOF)
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Put(Command);
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Poller.Poll(100);
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}
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dsyslog("KBD remote control thread ended (pid=%d)", getpid());
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}
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#endif
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