mirror of
https://github.com/VDR4Arch/vdr.git
synced 2023-10-10 13:36:52 +02:00
532 lines
14 KiB
C
532 lines
14 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 1.11 2002/12/15 11:05:19 kls Exp $
|
|
*/
|
|
|
|
#include "menuitems.h"
|
|
#include <ctype.h>
|
|
#include "i18n.h"
|
|
#include "plugin.h"
|
|
#include "status.h"
|
|
|
|
const char *FileNameChars = " abcdefghijklmnopqrstuvwxyz0123456789-.#~";
|
|
|
|
// --- cMenuEditItem ---------------------------------------------------------
|
|
|
|
cMenuEditItem::cMenuEditItem(const char *Name)
|
|
{
|
|
name = strdup(Name);
|
|
value = NULL;
|
|
}
|
|
|
|
cMenuEditItem::~cMenuEditItem()
|
|
{
|
|
free(name);
|
|
free(value);
|
|
}
|
|
|
|
void cMenuEditItem::SetValue(const char *Value)
|
|
{
|
|
free(value);
|
|
value = strdup(Value);
|
|
char *buffer = NULL;
|
|
asprintf(&buffer, "%s:\t%s", name, value);
|
|
SetText(buffer, false);
|
|
Display();
|
|
}
|
|
|
|
// --- cMenuEditIntItem ------------------------------------------------------
|
|
|
|
cMenuEditIntItem::cMenuEditIntItem(const char *Name, int *Value, int Min, int Max)
|
|
:cMenuEditItem(Name)
|
|
{
|
|
value = Value;
|
|
min = Min;
|
|
max = Max;
|
|
Set();
|
|
}
|
|
|
|
void cMenuEditIntItem::Set(void)
|
|
{
|
|
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;
|
|
if (k0 <= Key && Key <= k9) {
|
|
if (fresh) {
|
|
*value = 0;
|
|
fresh = false;
|
|
}
|
|
newValue = *value * 10 + (Key - k0);
|
|
}
|
|
else if (NORMALKEY(Key) == kLeft) { // TODO might want to increase the delta if repeated quickly?
|
|
newValue = *value - 1;
|
|
fresh = true;
|
|
}
|
|
else if (NORMALKEY(Key) == kRight) {
|
|
newValue = *value + 1;
|
|
fresh = true;
|
|
}
|
|
else {
|
|
if (*value < min) { *value = min; Set(); }
|
|
if (*value > max) { *value = max; Set(); }
|
|
return state;
|
|
}
|
|
if ((!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);
|
|
}
|
|
|
|
// --- cMenuEditChrItem ------------------------------------------------------
|
|
|
|
cMenuEditChrItem::cMenuEditChrItem(const char *Name, char *Value, const char *Allowed)
|
|
:cMenuEditItem(Name)
|
|
{
|
|
value = Value;
|
|
allowed = strdup(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)
|
|
{
|
|
value = Value;
|
|
length = Length;
|
|
allowed = strdup(Allowed);
|
|
pos = -1;
|
|
insert = uppercase = false;
|
|
newchar = true;
|
|
Set();
|
|
}
|
|
|
|
cMenuEditStrItem::~cMenuEditStrItem()
|
|
{
|
|
free(allowed);
|
|
}
|
|
|
|
void cMenuEditStrItem::SetHelpKeys(void)
|
|
{
|
|
if (pos >= 0)
|
|
Interface->Help(tr("ABC/abc"), tr(insert ? "Overwrite" : "Insert"), tr("Delete"));
|
|
else
|
|
Interface->Help(NULL);
|
|
}
|
|
|
|
void cMenuEditStrItem::Set(void)
|
|
{
|
|
char buf[1000];
|
|
const char *fmt = insert && newchar ? "[]%c%s" : "[%c]%s";
|
|
|
|
if (pos >= 0) {
|
|
strncpy(buf, value, pos);
|
|
snprintf(buf + pos, sizeof(buf) - pos - 2, fmt, *(value + pos), value + pos + 1);
|
|
int width = Interface->Width() - Interface->GetCols()[0];
|
|
if (cOsd::WidthInCells(buf) <= width) {
|
|
// the whole buffer fits on the screen
|
|
SetValue(buf);
|
|
return;
|
|
}
|
|
width *= cOsd::CellWidth();
|
|
width -= cOsd::Width('>'); // assuming '<' and '>' have the same with
|
|
int w = 0;
|
|
int i = 0;
|
|
int l = strlen(buf);
|
|
while (i < l && w <= width)
|
|
w += cOsd::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 += cOsd::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)
|
|
{
|
|
switch (Key) {
|
|
case kRed: // Switch between upper- and lowercase characters
|
|
if (pos >= 0 && (!insert || !newchar)) {
|
|
uppercase = !uppercase;
|
|
value[pos] = uppercase ? toupper(value[pos]) : tolower(value[pos]);
|
|
}
|
|
break;
|
|
case kGreen: // Toggle insert/overwrite modes
|
|
if (pos >= 0) {
|
|
insert = !insert;
|
|
newchar = true;
|
|
}
|
|
SetHelpKeys();
|
|
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 (pos >= 0) {
|
|
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;
|
|
}
|
|
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: 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]);
|
|
if (pos == 0)
|
|
SetHelpKeys();
|
|
break;
|
|
case kUp|k_Repeat:
|
|
case kUp:
|
|
case kDown|k_Repeat:
|
|
case kDown: if (pos >= 0) {
|
|
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 kOk: if (pos >= 0) {
|
|
pos = -1;
|
|
newchar = true;
|
|
stripspace(value);
|
|
SetHelpKeys();
|
|
break;
|
|
}
|
|
// run into default
|
|
default: if (pos >= 0 && 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]);
|
|
}
|
|
|
|
// --- cMenuTextItem ---------------------------------------------------------
|
|
|
|
cMenuTextItem::cMenuTextItem(const char *Text, int X, int Y, int W, int H, eDvbColor FgColor, eDvbColor BgColor, eDvbFont Font)
|
|
{
|
|
x = X;
|
|
y = Y;
|
|
w = W;
|
|
h = H;
|
|
fgColor = FgColor;
|
|
bgColor = BgColor;
|
|
font = Font;
|
|
offset = 0;
|
|
eDvbFont oldFont = Interface->SetFont(font);
|
|
text = Interface->WrapText(Text, w - 1, &lines);
|
|
Interface->SetFont(oldFont);
|
|
if (h < 0)
|
|
h = lines;
|
|
}
|
|
|
|
cMenuTextItem::~cMenuTextItem()
|
|
{
|
|
free(text);
|
|
}
|
|
|
|
void cMenuTextItem::Clear(void)
|
|
{
|
|
Interface->Fill(x, y, w, h, bgColor);
|
|
}
|
|
|
|
void cMenuTextItem::Display(int Offset, eDvbColor FgColor, eDvbColor BgColor)
|
|
{
|
|
int l = 0;
|
|
char *t = text;
|
|
eDvbFont oldFont = Interface->SetFont(font);
|
|
while (*t) {
|
|
char *n = strchr(t, '\n');
|
|
if (l >= offset) {
|
|
if (n)
|
|
*n = 0;
|
|
Interface->Write(x, y + l - offset, t, fgColor, bgColor);
|
|
if (n)
|
|
*n = '\n';
|
|
else
|
|
break;
|
|
}
|
|
if (!n)
|
|
break;
|
|
t = n + 1;
|
|
if (++l >= h + offset)
|
|
break;
|
|
}
|
|
Interface->SetFont(oldFont);
|
|
// scroll indicators use inverted color scheme!
|
|
if (CanScrollUp()) Interface->Write(x + w - 1, y, "^", bgColor, fgColor);
|
|
if (CanScrollDown()) Interface->Write(x + w - 1, y + h - 1, "v", bgColor, fgColor);
|
|
cStatus::MsgOsdTextItem(text);
|
|
}
|
|
|
|
void cMenuTextItem::ScrollUp(bool Page)
|
|
{
|
|
if (CanScrollUp()) {
|
|
Clear();
|
|
offset = max(offset - (Page ? h : 1), 0);
|
|
Display();
|
|
}
|
|
cStatus::MsgOsdTextItem(NULL, true);
|
|
}
|
|
|
|
void cMenuTextItem::ScrollDown(bool Page)
|
|
{
|
|
if (CanScrollDown()) {
|
|
Clear();
|
|
offset = min(offset + (Page ? h : 1), lines - h);
|
|
Display();
|
|
}
|
|
cStatus::MsgOsdTextItem(NULL, false);
|
|
}
|
|
|
|
eOSState cMenuTextItem::ProcessKey(eKeys Key)
|
|
{
|
|
switch (Key) {
|
|
case kLeft|k_Repeat:
|
|
case kLeft:
|
|
case kUp|k_Repeat:
|
|
case kUp: ScrollUp(NORMALKEY(Key) == kLeft); break;
|
|
case kRight|k_Repeat:
|
|
case kRight:
|
|
case kDown|k_Repeat:
|
|
case kDown: ScrollDown(NORMALKEY(Key) == kRight); break;
|
|
default: return osUnknown;
|
|
}
|
|
return osContinue;
|
|
}
|
|
|
|
// --- 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);
|
|
}
|