mirror of https://github.com/VDR4Arch/vdr.git
335 lines
7.9 KiB
C
335 lines
7.9 KiB
C
/*
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* interface.c: Abstract user interface layer
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*
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* See the main source file 'osm.c' for copyright information and
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* how to reach the author.
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*
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* $Id: interface.c 1.4 2000/04/22 13:51:48 kls Exp $
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*/
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#include "interface.h"
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#include <unistd.h>
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#include "remote.h"
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#ifndef DEBUG_REMOTE
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cRcIo RcIo("/dev/ttyS1");
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#endif
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cDvbApi DvbApi; //XXX member of cInterface???
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cInterface Interface;
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cInterface::cInterface(void)
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{
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open = 0;
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cols[0] = 0;
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keyFromWait = kNone;
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}
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void cInterface::Init(void)
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{
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#ifndef DEBUG_REMOTE
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RcIo.SetCode(Keys.code, Keys.address);
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#endif
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}
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void cInterface::Open(int NumCols, int NumLines, int StartLine)
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{
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if (!open++)
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DvbApi.Open(NumCols, NumLines, StartLine);
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}
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void cInterface::Close(void)
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{
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if (open == 1)
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Clear();
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if (!--open)
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DvbApi.Close();
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}
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unsigned int cInterface::GetCh(void)
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{
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#ifdef DEBUG_REMOTE
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int c = getch();
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return (c > 0) ? c : 0;
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#else
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//XXX #ifdef DEBUG_OSD
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//XXX wrefresh(window);//XXX
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//XXX #endif
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unsigned int Command;
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return RcIo.GetCommand(&Command) ? Command : 0;
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#endif
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}
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eKeys cInterface::GetKey(void)
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{
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eKeys Key = keyFromWait != kNone ? keyFromWait : Keys.Get(GetCh());
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keyFromWait = kNone;
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return Key;
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}
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eKeys cInterface::Wait(int Seconds, bool KeepChar)
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{
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int t0 = time_ms();
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eKeys Key = kNone;
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while (time_ms() - t0 < Seconds * 1000) {
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Key = GetKey();
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if (Key != kNone)
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break;
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}
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if (KeepChar)
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keyFromWait = Key;
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return Key;
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}
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void cInterface::Clear(void)
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{
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if (open)
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DvbApi.Clear();
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}
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void cInterface::ClearEol(int x, int y, eDvbColor Color)
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{
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if (open)
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DvbApi.ClrEol(x, y, Color);
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}
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void cInterface::SetCols(int *c)
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{
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for (int i = 0; i < MaxCols; i++) {
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cols[i] = *c++;
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if (cols[i] == 0)
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break;
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}
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}
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void cInterface::Write(int x, int y, const char *s, eDvbColor FgColor, eDvbColor BgColor)
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{
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if (open)
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DvbApi.Text(x, y, s, FgColor, BgColor);
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}
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void cInterface::WriteText(int x, int y, const char *s, bool Current)
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{
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if (open) {
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eDvbColor FgColor = Current ? clrBlack : clrWhite;
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eDvbColor BgColor = Current ? clrCyan : clrBackground;
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ClearEol(x, y, BgColor);
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int col = 0;
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for (;;) {
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const char *t = strchr(s, '\t');
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const char *p = s;
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char buf[1000];
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if (t && col < MaxCols && cols[col] > 0) {
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unsigned int n = t - s;
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if (n >= sizeof(buf))
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n = sizeof(buf) - 1;
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strncpy(buf, s, n);
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buf[n] = 0;
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p = buf;
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s = t + 1;
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}
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Write(x, y, p, FgColor, BgColor);
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if (p == s)
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break;
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x += cols[col++];
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}
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}
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}
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void cInterface::Title(const char *s)
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{
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int x = (MenuColumns - strlen(s)) / 2;
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if (x < 0)
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x = 0;
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ClearEol(0, 0, clrCyan);
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Write(x, 0, s, clrBlack, clrCyan);
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}
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void cInterface::Status(const char *s, eDvbColor FgColor, eDvbColor BgColor)
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{
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ClearEol(0, -3, s ? BgColor : clrBackground);
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if (s)
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Write(0, -3, s, FgColor, BgColor);
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}
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void cInterface::Info(const char *s)
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{
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Open();
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isyslog(LOG_INFO, s);
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Status(s, clrWhite, clrGreen);
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Wait();
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Status(NULL);
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Close();
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}
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void cInterface::Error(const char *s)
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{
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Open();
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esyslog(LOG_ERR, s);
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Status(s, clrWhite, clrRed);
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Wait();
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Status(NULL);
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Close();
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}
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bool cInterface::Confirm(const char *s)
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{
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Open();
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isyslog(LOG_INFO, "confirm: %s", s);
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Status(s, clrBlack, clrGreen);
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bool result = Wait(10) == kOk;
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Status(NULL);
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Close();
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isyslog(LOG_INFO, "%sconfirmed", result ? "" : "not ");
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return result;
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}
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void cInterface::HelpButton(int Index, const char *Text, eDvbColor FgColor, eDvbColor BgColor)
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{
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if (open && Text) {
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const int w = MenuColumns / 4;
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int l = (w - strlen(Text)) / 2;
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if (l < 0)
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l = 0;
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DvbApi.Fill(Index * w, -1, w, 1, BgColor);
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DvbApi.Text(Index * w + l, -1, Text, FgColor, BgColor);
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}
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}
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void cInterface::Help(const char *Red, const char *Green, const char *Yellow, const char *Blue)
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{
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HelpButton(0, Red, clrBlack, clrRed);
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HelpButton(1, Green, clrBlack, clrGreen);
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HelpButton(2, Yellow, clrBlack, clrYellow);
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HelpButton(3, Blue, clrWhite, clrBlue);
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}
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void cInterface::QueryKeys(void)
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{
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Keys.Clear();
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WriteText(1, 1, "Learning Remote Control Keys");
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WriteText(1, 3, "Phase 1: Detecting RC code type");
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WriteText(1, 5, "Press any key on the RC unit");
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#ifndef DEBUG_REMOTE
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unsigned char Code = 0;
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unsigned short Address;
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#endif
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for (;;) {
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#ifdef DEBUG_REMOTE
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if (GetCh())
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break;
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#else
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//TODO on screen display...
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if (RcIo.DetectCode(&Code, &Address)) {
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Keys.code = Code;
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Keys.address = Address;
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WriteText(1, 5, "RC code detected!");
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WriteText(1, 6, "Do not press any key...");
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RcIo.Flush(3);
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ClearEol(0, 5);
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ClearEol(0, 6);
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break;
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}
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#endif
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}
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WriteText(1, 3, "Phase 2: Learning specific key codes");
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tKey *k = Keys.keys;
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while (k->type != kNone) {
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char *Prompt;
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asprintf(&Prompt, "Press key for '%s'", k->name);
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WriteText(1, 5, Prompt);
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delete Prompt;
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for (;;) {
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unsigned int ch = GetCh();
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if (ch != 0) {
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switch (Keys.Get(ch)) {
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case kUp: if (k > Keys.keys) {
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k--;
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break;
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}
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case kDown: if (k > Keys.keys + 1) {
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WriteText(1, 5, "Press 'Up' to confirm");
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WriteText(1, 6, "Press 'Down' to continue");
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ClearEol(0, 7);
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ClearEol(0, 8);
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for (;;) {
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eKeys key = GetKey();
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if (key == kUp) {
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Clear();
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return;
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}
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else if (key == kDown) {
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ClearEol(0, 6);
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break;
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}
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}
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break;
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}
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case kNone: k->code = ch;
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k++;
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break;
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default: break;
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}
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break;
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}
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}
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if (k > Keys.keys)
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WriteText(1, 7, "(press 'Up' to go back)");
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else
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ClearEol(0, 7);
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if (k > Keys.keys + 1)
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WriteText(1, 8, "(press 'Down' to end key definition)");
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else
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ClearEol(0, 8);
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}
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}
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void cInterface::LearnKeys(void)
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{
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isyslog(LOG_INFO, "learning keys");
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Open();
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for (;;) {
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Clear();
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QueryKeys();
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Clear();
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WriteText(1, 1, "Learning Remote Control Keys");
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WriteText(1, 3, "Phase 3: Saving key codes");
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WriteText(1, 5, "Press 'Up' to save, 'Down' to cancel");
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for (;;) {
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eKeys key = GetKey();
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if (key == kUp) {
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Keys.Save();
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Close();
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return;
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}
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else if (key == kDown) {
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Keys.Load();
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Close();
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return;
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}
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}
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}
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}
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void cInterface::DisplayChannel(int Number, const char *Name)
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{
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#ifndef DEBUG_REMOTE
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RcIo.Number(Number);
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#endif
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if (Name) {
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Open(MenuColumns, 1);
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char buffer[MenuColumns + 1];
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snprintf(buffer, sizeof(buffer), "%d %s", Number, Name ? Name : "");
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Write(0, 0, buffer);
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time_t t = time(NULL);
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struct tm *now = localtime(&t);
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snprintf(buffer, sizeof(buffer), "%02d:%02d", now->tm_hour, now->tm_min);
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Write(-5, 0, buffer);
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if (Wait(2, true) == kOk)
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GetKey();
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Close();
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}
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}
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