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mirror of https://github.com/VDR4Arch/vdr.git synced 2023-10-10 13:36:52 +02:00
vdr/menuitems.c
2006-06-03 13:21:33 +02:00

909 lines
25 KiB
C

/*
* menuitems.c: General purpose menu items
*
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: menuitems.c 1.45 2006/06/03 13:20:01 kls Exp $
*/
#include "menuitems.h"
#include <ctype.h>
#include "i18n.h"
#include "plugin.h"
#include "remote.h"
#include "skins.h"
#include "status.h"
#define AUTO_ADVANCE_TIMEOUT 1500 // ms before auto advance when entering characters via numeric keys
const char *FileNameChars = " abcdefghijklmnopqrstuvwxyz0123456789-.#~,/_@";
// --- cMenuEditItem ---------------------------------------------------------
cMenuEditItem::cMenuEditItem(const char *Name)
{
name = strdup(Name ? Name : "???");
}
cMenuEditItem::~cMenuEditItem()
{
free(name);
}
void cMenuEditItem::SetValue(const char *Value)
{
char *buffer = NULL;
asprintf(&buffer, "%s:\t%s", name, Value);
SetText(buffer, false);
cStatus::MsgOsdCurrentItem(buffer);
}
// --- cMenuEditIntItem ------------------------------------------------------
cMenuEditIntItem::cMenuEditIntItem(const char *Name, int *Value, int Min, int Max, const char *MinString, const char *MaxString)
:cMenuEditItem(Name)
{
value = Value;
min = Min;
max = Max;
minString = MinString;
maxString = MaxString;
if (*value < min)
*value = min;
else if (*value > max)
*value = max;
Set();
}
void cMenuEditIntItem::Set(void)
{
if (minString && *value == min)
SetValue(minString);
else if (maxString && *value == max)
SetValue(maxString);
else {
char buf[16];
snprintf(buf, sizeof(buf), "%d", *value);
SetValue(buf);
}
}
eOSState cMenuEditIntItem::ProcessKey(eKeys Key)
{
eOSState state = cMenuEditItem::ProcessKey(Key);
if (state == osUnknown) {
int newValue = *value;
Key = NORMALKEY(Key);
switch (Key) {
case kNone: break;
case k0 ... k9:
if (fresh) {
newValue = 0;
fresh = false;
}
newValue = newValue * 10 + (Key - k0);
break;
case kLeft: // TODO might want to increase the delta if repeated quickly?
newValue = *value - 1;
fresh = true;
break;
case kRight:
newValue = *value + 1;
fresh = true;
break;
default:
if (*value < min) { *value = min; Set(); }
if (*value > max) { *value = max; Set(); }
return state;
}
if (newValue != *value && (!fresh || min <= newValue) && newValue <= max) {
*value = newValue;
Set();
}
state = osContinue;
}
return state;
}
// --- cMenuEditBoolItem -----------------------------------------------------
cMenuEditBoolItem::cMenuEditBoolItem(const char *Name, int *Value, const char *FalseString, const char *TrueString)
:cMenuEditIntItem(Name, Value, 0, 1)
{
falseString = FalseString ? FalseString : tr("no");
trueString = TrueString ? TrueString : tr("yes");
Set();
}
void cMenuEditBoolItem::Set(void)
{
char buf[16];
snprintf(buf, sizeof(buf), "%s", *value ? trueString : falseString);
SetValue(buf);
}
// --- cMenuEditBitItem ------------------------------------------------------
cMenuEditBitItem::cMenuEditBitItem(const char *Name, uint *Value, uint Mask, const char *FalseString, const char *TrueString)
:cMenuEditBoolItem(Name, &bit, FalseString, TrueString)
{
value = Value;
bit = (*value & Mask) != 0;
mask = Mask;
Set();
}
void cMenuEditBitItem::Set(void)
{
*value = bit ? *value | mask : *value & ~mask;
cMenuEditBoolItem::Set();
}
// --- cMenuEditNumItem ------------------------------------------------------
cMenuEditNumItem::cMenuEditNumItem(const char *Name, char *Value, int Length, bool Blind)
:cMenuEditItem(Name)
{
value = Value;
length = Length;
blind = Blind;
Set();
}
void cMenuEditNumItem::Set(void)
{
if (blind) {
char buf[length + 1];
int i;
for (i = 0; i < length && value[i]; i++)
buf[i] = '*';
buf[i] = 0;
SetValue(buf);
}
else
SetValue(value);
}
eOSState cMenuEditNumItem::ProcessKey(eKeys Key)
{
eOSState state = cMenuEditItem::ProcessKey(Key);
if (state == osUnknown) {
Key = NORMALKEY(Key);
switch (Key) {
case kLeft: {
int l = strlen(value);
if (l > 0)
value[l - 1] = 0;
}
break;
case k0 ... k9: {
int l = strlen(value);
if (l < length) {
value[l] = Key - k0 + '0';
value[l + 1] = 0;
}
}
break;
default: return state;
}
Set();
state = osContinue;
}
return state;
}
// --- cMenuEditChrItem ------------------------------------------------------
cMenuEditChrItem::cMenuEditChrItem(const char *Name, char *Value, const char *Allowed)
:cMenuEditItem(Name)
{
value = Value;
allowed = strdup(Allowed ? Allowed : "");
current = strchr(allowed, *Value);
if (!current)
current = allowed;
Set();
}
cMenuEditChrItem::~cMenuEditChrItem()
{
free(allowed);
}
void cMenuEditChrItem::Set(void)
{
char buf[2];
snprintf(buf, sizeof(buf), "%c", *value);
SetValue(buf);
}
eOSState cMenuEditChrItem::ProcessKey(eKeys Key)
{
eOSState state = cMenuEditItem::ProcessKey(Key);
if (state == osUnknown) {
if (NORMALKEY(Key) == kLeft) {
if (current > allowed)
current--;
}
else if (NORMALKEY(Key) == kRight) {
if (*(current + 1))
current++;
}
else
return state;
*value = *current;
Set();
state = osContinue;
}
return state;
}
// --- cMenuEditStrItem ------------------------------------------------------
cMenuEditStrItem::cMenuEditStrItem(const char *Name, char *Value, int Length, const char *Allowed)
:cMenuEditItem(Name)
{
orgValue = NULL;
value = Value;
length = Length;
allowed = strdup(Allowed ? Allowed : "");
pos = -1;
insert = uppercase = false;
newchar = true;
charMap = tr(" 0\t-.#~,/_@1\tabc2\tdef3\tghi4\tjkl5\tmno6\tpqrs7\ttuv8\twxyz9");
currentChar = NULL;
lastKey = kNone;
Set();
}
cMenuEditStrItem::~cMenuEditStrItem()
{
free(orgValue);
free(allowed);
}
void cMenuEditStrItem::SetHelpKeys(void)
{
if (InEditMode())
cSkinDisplay::Current()->SetButtons(tr("Button$ABC/abc"), tr(insert ? "Button$Overwrite" : "Button$Insert"), tr("Button$Delete"));
else
cSkinDisplay::Current()->SetButtons(NULL);
}
void cMenuEditStrItem::AdvancePos(void)
{
if (pos < length - 2 && pos < int(strlen(value)) ) {
if (++pos >= int(strlen(value))) {
if (pos >= 2 && value[pos - 1] == ' ' && value[pos - 2] == ' ')
pos--; // allow only two blanks at the end
else {
value[pos] = ' ';
value[pos + 1] = 0;
}
}
}
newchar = true;
if (!insert && isalpha(value[pos]))
uppercase = isupper(value[pos]);
}
void cMenuEditStrItem::Set(void)
{
char buf[1000];
if (InEditMode()) {
// This is an ugly hack to make editing strings work with the 'skincurses' plugin.
const cFont *font = dynamic_cast<cSkinDisplayMenu *>(cSkinDisplay::Current())->GetTextAreaFont(false);
if (!font || font->Width("W") != 1) // all characters have with == 1 in the font used by 'skincurses'
font = cFont::GetFont(fontOsd);
strncpy(buf, value, pos);
snprintf(buf + pos, sizeof(buf) - pos - 2, insert && newchar ? "[]%c%s" : "[%c]%s", *(value + pos), value + pos + 1);
int width = cSkinDisplay::Current()->EditableWidth();
if (font->Width(buf) <= width) {
// the whole buffer fits on the screen
SetValue(buf);
return;
}
width -= font->Width('>'); // assuming '<' and '>' have the same with
int w = 0;
int i = 0;
int l = strlen(buf);
while (i < l && w <= width)
w += font->Width(buf[i++]);
if (i >= pos + 4) {
// the cursor fits on the screen
buf[i - 1] = '>';
buf[i] = 0;
SetValue(buf);
return;
}
// the cursor doesn't fit on the screen
w = 0;
if (buf[i = pos + 3]) {
buf[i] = '>';
buf[i + 1] = 0;
}
else
i--;
while (i >= 0 && w <= width)
w += font->Width(buf[i--]);
buf[++i] = '<';
SetValue(buf + i);
}
else
SetValue(value);
}
char cMenuEditStrItem::Inc(char c, bool Up)
{
const char *p = strchr(allowed, c);
if (!p)
p = allowed;
if (Up) {
if (!*++p)
p = allowed;
}
else if (--p < allowed)
p = allowed + strlen(allowed) - 1;
return *p;
}
eOSState cMenuEditStrItem::ProcessKey(eKeys Key)
{
bool SameKey = NORMALKEY(Key) == lastKey;
if (Key != kNone)
lastKey = NORMALKEY(Key);
else if (!newchar && k0 <= lastKey && lastKey <= k9 && autoAdvanceTimeout.TimedOut()) {
AdvancePos();
newchar = true;
currentChar = NULL;
Set();
return osContinue;
}
switch (Key) {
case kRed: // Switch between upper- and lowercase characters
if (InEditMode()) {
if (!insert || !newchar) {
uppercase = !uppercase;
value[pos] = uppercase ? toupper(value[pos]) : tolower(value[pos]);
}
}
else
return osUnknown;
break;
case kGreen: // Toggle insert/overwrite modes
if (InEditMode()) {
insert = !insert;
newchar = true;
SetHelpKeys();
}
else
return osUnknown;
break;
case kYellow|k_Repeat:
case kYellow: // Remove the character at current position; in insert mode it is the character to the right of cursor
if (InEditMode()) {
if (strlen(value) > 1) {
if (!insert || pos < int(strlen(value)) - 1)
memmove(value + pos, value + pos + 1, strlen(value) - pos);
// reduce position, if we removed the last character
if (pos == int(strlen(value)))
pos--;
}
else if (strlen(value) == 1)
value[0] = ' '; // This is the last character in the string, replace it with a blank
if (isalpha(value[pos]))
uppercase = isupper(value[pos]);
newchar = true;
}
else
return osUnknown;
break;
case kBlue|k_Repeat:
case kBlue: // consume the key only if in edit-mode
if (InEditMode())
;
else
return osUnknown;
break;
case kLeft|k_Repeat:
case kLeft: if (pos > 0) {
if (!insert || newchar)
pos--;
newchar = true;
}
if (!insert && isalpha(value[pos]))
uppercase = isupper(value[pos]);
break;
case kRight|k_Repeat:
case kRight: AdvancePos();
if (pos == 0) {
orgValue = strdup(value);
SetHelpKeys();
}
break;
case kUp|k_Repeat:
case kUp:
case kDown|k_Repeat:
case kDown: if (InEditMode()) {
if (insert && newchar) {
// create a new character in insert mode
if (int(strlen(value)) < length - 1) {
memmove(value + pos + 1, value + pos, strlen(value) - pos + 1);
value[pos] = ' ';
}
}
if (uppercase)
value[pos] = toupper(Inc(tolower(value[pos]), NORMALKEY(Key) == kUp));
else
value[pos] = Inc( value[pos], NORMALKEY(Key) == kUp);
newchar = false;
}
else
return cMenuEditItem::ProcessKey(Key);
break;
case k0|k_Repeat ... k9|k_Repeat:
case k0 ... k9: {
if (InEditMode()) {
if (!SameKey) {
if (!newchar)
AdvancePos();
currentChar = NULL;
}
if (insert && newchar) {
// create a new character in insert mode
if (int(strlen(value)) < length - 1) {
memmove(value + pos + 1, value + pos, strlen(value) - pos + 1);
value[pos] = ' ';
}
}
if (!currentChar || !*currentChar || *currentChar == '\t') {
// find the beginning of the character map entry for Key
int n = NORMALKEY(Key) - k0;
currentChar = charMap;
while (n > 0 && *currentChar) {
if (*currentChar++ == '\t')
n--;
}
}
if (*currentChar && *currentChar != '\t') {
value[pos] = *currentChar;
if (uppercase)
value[pos] = toupper(value[pos]);
currentChar++;
}
newchar = false;
autoAdvanceTimeout.Set(AUTO_ADVANCE_TIMEOUT);
}
else
return cMenuEditItem::ProcessKey(Key);
}
break;
case kBack:
case kOk: if (InEditMode()) {
if (Key == kBack && orgValue) {
strcpy(value, orgValue);
free(orgValue);
orgValue = NULL;
}
pos = -1;
newchar = true;
stripspace(value);
SetHelpKeys();
break;
}
// run into default
default: if (InEditMode() && BASICKEY(Key) == kKbd) {
int c = KEYKBD(Key);
if (c <= 0xFF) {
const char *p = strchr(allowed, tolower(c));
if (p) {
int l = strlen(value);
if (insert && l < length - 1)
memmove(value + pos + 1, value + pos, l - pos + 1);
value[pos] = c;
if (pos < length - 2)
pos++;
if (pos >= l) {
value[pos] = ' ';
value[pos + 1] = 0;
}
}
else {
switch (c) {
case 0x7F: // backspace
if (pos > 0) {
pos--;
return ProcessKey(kYellow);
}
break;
}
}
}
else {
switch (c) {
case kfHome: pos = 0; break;
case kfEnd: pos = strlen(value) - 1; break;
case kfIns: return ProcessKey(kGreen);
case kfDel: return ProcessKey(kYellow);
}
}
}
else
return cMenuEditItem::ProcessKey(Key);
}
Set();
return osContinue;
}
// --- cMenuEditStraItem -----------------------------------------------------
cMenuEditStraItem::cMenuEditStraItem(const char *Name, int *Value, int NumStrings, const char * const *Strings)
:cMenuEditIntItem(Name, Value, 0, NumStrings - 1)
{
strings = Strings;
Set();
}
void cMenuEditStraItem::Set(void)
{
SetValue(strings[*value]);
}
// --- cMenuEditChanItem -----------------------------------------------------
cMenuEditChanItem::cMenuEditChanItem(const char *Name, int *Value, const char *NoneString)
:cMenuEditIntItem(Name, Value, NoneString ? 0 : 1, Channels.MaxNumber())
{
noneString = NoneString;
Set();
}
void cMenuEditChanItem::Set(void)
{
if (*value > 0) {
char buf[255];
cChannel *channel = Channels.GetByNumber(*value);
snprintf(buf, sizeof(buf), "%d %s", *value, channel ? channel->Name() : "");
SetValue(buf);
}
else if (noneString)
SetValue(noneString);
}
eOSState cMenuEditChanItem::ProcessKey(eKeys Key)
{
int delta = 1;
switch (Key) {
case kLeft|k_Repeat:
case kLeft: delta = -1;
case kRight|k_Repeat:
case kRight:
{
cChannel *channel = Channels.GetByNumber(*value + delta, delta);
if (channel)
*value = channel->Number();
else if (delta < 0 && noneString)
*value = 0;
Set();
}
break;
default: return cMenuEditIntItem::ProcessKey(Key);
}
return osContinue;
}
// --- cMenuEditTranItem -----------------------------------------------------
cMenuEditTranItem::cMenuEditTranItem(const char *Name, int *Value, int *Source)
:cMenuEditChanItem(Name, &number, "-")
{
number = 0;
source = Source;
transponder = Value;
cChannel *channel = Channels.First();
while (channel) {
if (!channel->GroupSep() && *source == channel->Source() && ISTRANSPONDER(channel->Transponder(), *Value)) {
number = channel->Number();
break;
}
channel = (cChannel *)channel->Next();
}
Set();
}
eOSState cMenuEditTranItem::ProcessKey(eKeys Key)
{
eOSState state = cMenuEditChanItem::ProcessKey(Key);
cChannel *channel = Channels.GetByNumber(number);
if (channel) {
*source = channel->Source();
*transponder = channel->Transponder();
}
else {
*source = 0;
*transponder = 0;
}
return state;
}
// --- cMenuEditDateItem -----------------------------------------------------
static int ParseWeekDays(const char *s)
{
time_t day;
int weekdays;
return cTimer::ParseDay(s, day, weekdays) ? weekdays : 0;
}
int cMenuEditDateItem::days[] = { ParseWeekDays("M------"),
ParseWeekDays("-T-----"),
ParseWeekDays("--W----"),
ParseWeekDays("---T---"),
ParseWeekDays("----F--"),
ParseWeekDays("-----S-"),
ParseWeekDays("------S"),
ParseWeekDays("MTWTF--"),
ParseWeekDays("MTWTFS-"),
ParseWeekDays("MTWTFSS"),
ParseWeekDays("-----SS"),
0 };
cMenuEditDateItem::cMenuEditDateItem(const char *Name, time_t *Value, int *WeekDays)
:cMenuEditItem(Name)
{
value = Value;
weekdays = WeekDays;
oldvalue = 0;
dayindex = weekdays ? FindDayIndex(*weekdays) : 0;
Set();
}
int cMenuEditDateItem::FindDayIndex(int WeekDays)
{
for (unsigned int i = 0; i < sizeof(days) / sizeof(int); i++)
if (WeekDays == days[i])
return i;
return 0;
}
void cMenuEditDateItem::Set(void)
{
#define DATEBUFFERSIZE 32
char buf[DATEBUFFERSIZE];
if (weekdays && *weekdays) {
SetValue(cTimer::PrintDay(0, *weekdays));
return;
}
else if (*value) {
struct tm tm_r;
localtime_r(value, &tm_r);
strftime(buf, DATEBUFFERSIZE, "%Y-%m-%d ", &tm_r);
strcat(buf, WeekDayName(tm_r.tm_wday));
}
else
*buf = 0;
SetValue(buf);
}
eOSState cMenuEditDateItem::ProcessKey(eKeys Key)
{
eOSState state = cMenuEditItem::ProcessKey(Key);
if (state == osUnknown) {
time_t now = time(NULL);
if (NORMALKEY(Key) == kLeft) { // TODO might want to increase the delta if repeated quickly?
if (!weekdays || !*weekdays) {
// Decrement single day:
time_t v = *value;
v -= SECSINDAY;
if (v < now) {
if (now <= v + SECSINDAY) { // switched from tomorrow to today
if (!weekdays)
v = 0;
}
else if (weekdays) { // switched from today to yesterday, so enter weekdays mode
v = 0;
dayindex = sizeof(days) / sizeof(int) - 2;
*weekdays = days[dayindex];
}
else // don't go before today
v = *value;
}
*value = v;
}
else {
// Decrement weekday index:
if (dayindex > 0)
*weekdays = days[--dayindex];
}
}
else if (NORMALKEY(Key) == kRight) {
if (!weekdays || !*weekdays) {
// Increment single day:
if (!*value)
*value = cTimer::SetTime(now, 0);
*value += SECSINDAY;
}
else {
// Increment weekday index:
*weekdays = days[++dayindex];
if (!*weekdays) { // was last weekday entry, so switch to today
*value = cTimer::SetTime(now, 0);
dayindex = 0;
}
}
}
else if (weekdays) {
if (Key == k0) {
// Toggle between weekdays and single day:
if (*weekdays) {
*value = cTimer::SetTime(oldvalue ? oldvalue : now, 0);
oldvalue = 0;
*weekdays = 0;
}
else {
*weekdays = days[cTimer::GetWDay(*value)];
dayindex = FindDayIndex(*weekdays);
oldvalue = *value;
*value = 0;
}
}
else if (k1 <= Key && Key <= k7) {
// Toggle individual weekdays:
if (*weekdays) {
int v = *weekdays ^ (1 << (Key - k1));
if (v != 0)
*weekdays = v; // can't let this become all 0
}
}
else
return state;
}
else
return state;
Set();
state = osContinue;
}
return state;
}
// --- cMenuEditTimeItem -----------------------------------------------------
cMenuEditTimeItem::cMenuEditTimeItem(const char *Name, int *Value)
:cMenuEditItem(Name)
{
value = Value;
hh = *value / 100;
mm = *value % 100;
pos = 0;
Set();
}
void cMenuEditTimeItem::Set(void)
{
char buf[10];
switch (pos) {
case 1: snprintf(buf, sizeof(buf), "%01d-:--", hh / 10); break;
case 2: snprintf(buf, sizeof(buf), "%02d:--", hh); break;
case 3: snprintf(buf, sizeof(buf), "%02d:%01d-", hh, mm / 10); break;
default: snprintf(buf, sizeof(buf), "%02d:%02d", hh, mm);
}
SetValue(buf);
}
eOSState cMenuEditTimeItem::ProcessKey(eKeys Key)
{
eOSState state = cMenuEditItem::ProcessKey(Key);
if (state == osUnknown) {
if (k0 <= Key && Key <= k9) {
if (fresh || pos > 3) {
pos = 0;
fresh = false;
}
int n = Key - k0;
switch (pos) {
case 0: if (n <= 2) {
hh = n * 10;
mm = 0;
pos++;
}
break;
case 1: if (hh + n <= 23) {
hh += n;
pos++;
}
break;
case 2: if (n <= 5) {
mm += n * 10;
pos++;
}
break;
case 3: if (mm + n <= 59) {
mm += n;
pos++;
}
break;
}
}
else if (NORMALKEY(Key) == kLeft) { // TODO might want to increase the delta if repeated quickly?
if (--mm < 0) {
mm = 59;
if (--hh < 0)
hh = 23;
}
fresh = true;
}
else if (NORMALKEY(Key) == kRight) {
if (++mm > 59) {
mm = 0;
if (++hh > 23)
hh = 0;
}
fresh = true;
}
else
return state;
*value = hh * 100 + mm;
Set();
state = osContinue;
}
return state;
}
// --- cMenuSetupPage --------------------------------------------------------
cMenuSetupPage::cMenuSetupPage(void)
:cOsdMenu("", 33)
{
plugin = NULL;
}
void cMenuSetupPage::SetSection(const char *Section)
{
char buf[40];
snprintf(buf, sizeof(buf), "%s - %s", tr("Setup"), Section);
SetTitle(buf);
}
eOSState cMenuSetupPage::ProcessKey(eKeys Key)
{
eOSState state = cOsdMenu::ProcessKey(Key);
if (state == osUnknown) {
switch (Key) {
case kOk: Store();
state = osBack;
break;
default: break;
}
}
return state;
}
void cMenuSetupPage::SetPlugin(cPlugin *Plugin)
{
plugin = Plugin;
char buf[40];
snprintf(buf, sizeof(buf), "%s '%s'", tr("Plugin"), plugin->Name());
SetSection(buf);
}
void cMenuSetupPage::SetupStore(const char *Name, const char *Value)
{
if (plugin)
plugin->SetupStore(Name, Value);
}
void cMenuSetupPage::SetupStore(const char *Name, int Value)
{
if (plugin)
plugin->SetupStore(Name, Value);
}