diff options
Diffstat (limited to 'menu.c')
| -rw-r--r-- | menu.c | 222 |
1 files changed, 136 insertions, 86 deletions
@@ -4,11 +4,10 @@ * See the main source file 'vdr.c' for copyright information and * how to reach the author. * - * $Id: menu.c 1.37 2000/10/29 11:23:33 kls Exp $ + * $Id: menu.c 1.38 2000/11/01 11:45:05 kls Exp $ */ #include "menu.h" -#include <ctype.h> #include <limits.h> #include <stdio.h> #include <stdlib.h> @@ -727,7 +726,107 @@ eOSState cMenuChannels::ProcessKey(eKeys Key) return state; } -// --- cMenuSummary -------------------------------------------------------- +// --- cMenuTextItem --------------------------------------------------------- + +class cMenuTextItem : public cOsdItem { +private: + char *text; + int x, y, w, h, lines, offset; + eDvbColor fgColor, bgColor; +public: + cMenuTextItem(const char *Text, int X, int Y, int W, int H = -1, eDvbColor FgColor = clrWhite, eDvbColor BgColor = clrBackground); + ~cMenuTextItem(); + int Height(void) { return h; } + void Clear(void); + virtual void Display(int Offset = -1, eDvbColor FgColor = clrWhite, eDvbColor BgColor = clrBackground); + bool CanScrollUp(void) { return offset > 0; } + bool CanScrollDown(void) { return h + offset < lines; } + void ScrollUp(void); + void ScrollDown(void); + virtual eOSState ProcessKey(eKeys Key); + }; + +cMenuTextItem::cMenuTextItem(const char *Text, int X, int Y, int W, int H, eDvbColor FgColor, eDvbColor BgColor) +{ + x = X; + y = Y; + w = W; + h = H; + fgColor = FgColor; + bgColor = BgColor; + offset = 0; + text = Interface->WrapText(Text, w - 1, &lines); + if (h < 0) + h = lines; +} + +cMenuTextItem::~cMenuTextItem() +{ + delete text; +} + +void cMenuTextItem::Clear(void) +{ + cDvbApi::PrimaryDvbApi->Fill(x, y, w, h, bgColor); +} + +void cMenuTextItem::Display(int Offset, eDvbColor FgColor, eDvbColor BgColor) +{ + int l = 0; + char *t = text; + 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; + } + // 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); +} + +void cMenuTextItem::ScrollUp(void) +{ + if (CanScrollUp()) { + Clear(); + offset--; + Display(); + } +} + +void cMenuTextItem::ScrollDown(void) +{ + if (CanScrollDown()) { + Clear(); + offset++; + Display(); + } +} + +eOSState cMenuTextItem::ProcessKey(eKeys Key) +{ + switch (Key) { + case kUp|k_Repeat: + case kUp: ScrollUp(); break; + case kDown|k_Repeat: + case kDown: ScrollDown(); break; + default: return osUnknown; + } + return osContinue; +} + +// --- cMenuSummary ---------------------------------------------------------- class cMenuSummary : public cOsdMenu { public: @@ -738,29 +837,7 @@ public: cMenuSummary::cMenuSummary(const char *Text) :cOsdMenu("Summary") { - while (*Text) { - char line[MenuColumns + 1]; - char *p = line; - const char *b = NULL; - *p++ = ' '; - while (*Text && p - line < MenuColumns - 2) { - if (isspace(*Text)) - b = Text; // remember the blank - if (*Text == '\n') - break; - *p++ = *Text++; - } - if (*Text) { - if (b && Text - b > 0) { - p -= Text - b; - Text = b + 1; - } - else - Text++; - } - *p = 0; - Add(new cOsdItem(line, osBack)); - } + Add(new cMenuTextItem(Text, 1, 2, MenuColumns - 2, MAXOSDITEMS)); } eOSState cMenuSummary::ProcessKey(eKeys Key) @@ -975,84 +1052,55 @@ eOSState cMenuTimers::ProcessKey(eKeys Key) return state; } -// --- cMenuEventItem -------------------------------------------------------- - -class cMenuEventItem : public cOsdItem { -public: - cMenuEventItem(const char *Text); -}; - -cMenuEventItem::cMenuEventItem(const char *Text) -:cOsdItem(Text, osBack) -{ -} - // --- cMenuEvent ------------------------------------------------------------ class cMenuEvent : public cOsdMenu { private: - void AddParagraph(const char *text); const cEventInfo *eventInfo; public: cMenuEvent(const cEventInfo *EventInfo, bool CanSwitch = false); + virtual eOSState ProcessKey(eKeys Key); }; cMenuEvent::cMenuEvent(const cEventInfo *EventInfo, bool CanSwitch) -:cOsdMenu("Event", 1) +:cOsdMenu("Event") { - const char *p; - char buffer[MenuColumns + 1]; - eventInfo = EventInfo; - - cChannel *channel = Channels.GetByServiceID(eventInfo->GetServiceID()); - - snprintf(buffer, sizeof(buffer), "\t%-17.*s %.*s %s - %s", 17, channel->name, 5, eventInfo->GetDate(), eventInfo->GetTimeString(), eventInfo->GetEndTimeString()); - Add(new cMenuEventItem(buffer)); - if ((p = eventInfo->GetTitle()) != NULL && *p) { - Add(new cMenuEventItem("")); - AddParagraph(p); - } - if ((p = eventInfo->GetSubtitle()) != NULL && *p) { - Add(new cMenuEventItem("")); - AddParagraph(p); - } - if ((p = eventInfo->GetExtendedDescription()) != NULL && *p) { - Add(new cMenuEventItem("")); - AddParagraph(p); + if (eventInfo) { + cChannel *channel = Channels.GetByServiceID(eventInfo->GetServiceID()); + if (channel) { + const char *p; + char *buffer; + asprintf(&buffer, "%-17.*s %.*s %s - %s", 17, channel->name, 5, eventInfo->GetDate(), eventInfo->GetTimeString(), eventInfo->GetEndTimeString()); + SetTitle(buffer, false); + int Line = 2; + cMenuTextItem *item; + if (!isempty(p = eventInfo->GetTitle())) { + Add(item = new cMenuTextItem(p, 1, Line, MenuColumns - 2, -1, clrCyan)); + Line += item->Height() + 1; + } + if (!isempty(p = eventInfo->GetSubtitle())) { + Add(item = new cMenuTextItem(p, 1, Line, MenuColumns - 2, -1, clrYellow)); + Line += item->Height() + 1; + } + if (!isempty(p = eventInfo->GetExtendedDescription())) + Add(new cMenuTextItem(p, 1, Line, MenuColumns - 2, Height() - Line - 2, clrCyan), true); + SetHelp("Record", NULL, NULL, CanSwitch ? "Switch" : NULL); + } } - SetHelp("Record", NULL, NULL, CanSwitch ? "Switch" : NULL); } -void cMenuEvent::AddParagraph(const char *text) +eOSState cMenuEvent::ProcessKey(eKeys Key) { - char *ptextsave = strdup(text); - - if (ptextsave) { - - int column = 1; - char buffer[MenuColumns + 1]; - char *pStart = ptextsave; - char *pEndText = &ptextsave[strlen(text) - 1]; + eOSState state = cOsdMenu::ProcessKey(Key); - while (pStart < pEndText) { - char *pEnd; - if (strlen(pStart) > (unsigned)(MenuColumns - column - 2)) - pEnd = &pStart[MenuColumns - column - 2]; - else - pEnd = &pStart[strlen(pStart)]; - - while (*pEnd && *pEnd != ' ' && pEnd > pStart) - pEnd--; - - *pEnd = 0; - sprintf(buffer, "\t%s", pStart); - Add(new cMenuEventItem(buffer)); - pStart = pEnd + 1; - } + if (state == osUnknown) { + switch (Key) { + case kOk: return osBack; + default: break; + } } - - delete ptextsave; + return state; } // --- cMenuWhatsOnItem ------------------------------------------------------ @@ -1266,6 +1314,8 @@ eOSState cMenuSchedule::ProcessKey(eKeys Key) default: break; } } + else if (!HasSubMenu()) + now = next = false; return state; } |