nathan@0: /*
nathan@0:  * MP3/MPlayer plugin to VDR (C++)
nathan@0:  *
nathan@0:  * (C) 2001-2007 Stefan Huelswitt <s.huelswitt@gmx.de>
nathan@0:  *
nathan@0:  * This code is free software; you can redistribute it and/or
nathan@0:  * modify it under the terms of the GNU General Public License
nathan@0:  * as published by the Free Software Foundation; either version 2
nathan@0:  * of the License, or (at your option) any later version.
nathan@0:  *
nathan@0:  * This code is distributed in the hope that it will be useful,
nathan@0:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
nathan@0:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
nathan@0:  * GNU General Public License for more details.
nathan@0:  *
nathan@0:  * You should have received a copy of the GNU General Public License
nathan@0:  * along with this program; if not, write to the Free Software
nathan@0:  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
nathan@0:  * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
nathan@0:  */
nathan@0: 
nathan@0: #include <ctype.h>
nathan@0: #include <dirent.h>
nathan@0: #include <stdlib.h>
nathan@0: #include <stdio.h>
nathan@0: #include <errno.h>
nathan@0: #include <sys/stat.h>
nathan@0: #include <sys/ioctl.h>
nathan@0: #include <sys/types.h>
nathan@0: #include <unistd.h>
nathan@0: 
nathan@0: #include "common.h"
nathan@0: #include "menu.h"
nathan@0: #include "data.h"
nathan@0: #include "data-src.h"
nathan@0: #include "i18n.h"
nathan@0: 
nathan@0: // -----------------------------------------------------------------------------
nathan@0: 
nathan@0: void Status(const char *text)
nathan@0: {
nathan@0: #if APIVERSNUM >= 10307
nathan@0:   Skins.Message(mtStatus,text);
nathan@0: #else
nathan@0:   if(text) {
nathan@0:     Interface->Status(text);
nathan@0:     Interface->Flush();
nathan@0:     }
nathan@0: #endif
nathan@0: }
nathan@0: 
nathan@0: void Error(const char *text)
nathan@0: {
nathan@0: #if APIVERSNUM >= 10307
nathan@0:   Skins.Message(mtError,text);
nathan@0: #else
nathan@0:   Interface->Error(text);
nathan@0: #endif
nathan@0: }
nathan@0: 
nathan@0: void Info(const char *text)
nathan@0: {
nathan@0: #if APIVERSNUM >= 10307
nathan@0:   Skins.Message(mtInfo,text);
nathan@0: #else
nathan@0:   Interface->Info(text);
nathan@0: #endif
nathan@0: }
nathan@0: 
nathan@0: // --- cMenuBrowseItem ---------------------------------------------------------
nathan@0: 
nathan@0: class cMenuBrowseItem : public cOsdItem {
nathan@0:   private:
nathan@0:   cFileObj *item;
nathan@0:   virtual void Set(void);
nathan@0: public:
nathan@0:   cMenuBrowseItem(cFileObj *Item);
nathan@0:   cFileObj *Item(void) { return item; }
nathan@0:   };
nathan@0: 
nathan@0: cMenuBrowseItem::cMenuBrowseItem(cFileObj *Item)
nathan@0: {
nathan@0:   item = Item;
nathan@0:   Set();
nathan@0: }
nathan@0: 
nathan@0: void cMenuBrowseItem::Set(void)
nathan@0: {
nathan@0:   char *buffer=0;
nathan@0:   asprintf(&buffer,item->Type()==otFile?"%s":"[%s]",item->Name());
nathan@0:   SetText(buffer,false);
nathan@0: }
nathan@0: 
nathan@0: // --- cMenuBrowse ------------------------------------------------------
nathan@0: 
nathan@0: cFileObj *cMenuBrowse::lastselect=0;
nathan@0: 
nathan@0: cMenuBrowse::cMenuBrowse(cFileSource *Source, bool Dirselect, bool WithID3, const char *title, const char * const *Excl)
nathan@0: :cOsdMenu(title)
nathan@0: {
nathan@0:   currentdir=parent=0;
nathan@0:   delete lastselect; lastselect=0;
nathan@0:   list=new cDirList;
nathan@0: 
nathan@0:   dirselectable=Dirselect;
nathan@0:   withID3=WithID3;
nathan@0:   excl=Excl;
nathan@0: 
nathan@0:   SetSource(Source); 
nathan@0:   NewDir(currentdir);
nathan@0: }
nathan@0: 
nathan@0: cMenuBrowse::~cMenuBrowse()
nathan@0: {
nathan@0:   free(parent);
nathan@0:   free(currentdir);
nathan@0:   delete list;
nathan@0: }
nathan@0: 
nathan@0: cFileObj *cMenuBrowse::CurrentItem(void)
nathan@0: {
nathan@0:   cMenuBrowseItem *item = (cMenuBrowseItem *)Get(Current());
nathan@0:   return item ? item->Item():0;
nathan@0: }
nathan@0: 
nathan@0: void cMenuBrowse::SetButtons(void)
nathan@0: {
nathan@0:   SetHelp(tr("Select"), currentdir?tr("Parent"):0, 0, withID3?tr("ID3 info"):0);
nathan@0:   Display();
nathan@0: }
nathan@0: 
nathan@0: void cMenuBrowse::SetSource(cFileSource *Source)
nathan@0: {
nathan@0:   source=Source;
nathan@0:   free(currentdir); currentdir=0;
nathan@0:   free(parent); parent=0;
nathan@0:   source->GetRemember(currentdir,parent);
nathan@0: }
nathan@0: 
nathan@0: bool cMenuBrowse::LoadDir(const char *dir)
nathan@0: {
nathan@0:   Clear();
nathan@0:   Status(tr("Scanning directory..."));
nathan@0:   bool res=list->Load(source,dir,excl);
nathan@0:   if(res) {
nathan@0:     cFileObj *item=list->First();
nathan@0:     while(item) {
nathan@0:       Add(new cMenuBrowseItem(item),(parent && !strcmp(item->Name(),parent)));
nathan@0:       item=list->Next(item);
nathan@0:       }
nathan@0:     }
nathan@0:   Status(0);
nathan@0:   return res;
nathan@0: }
nathan@0: 
nathan@0: bool cMenuBrowse::NewDir(const char *dir)
nathan@0: {
nathan@0:   char *ncur=dir ? strdup(dir):0;
nathan@0:   bool r=LoadDir(ncur);
nathan@0:   if(!r && ncur) {
nathan@0:     free(ncur); ncur=0;
nathan@0:     r=LoadDir(ncur);
nathan@0:     }
nathan@0:   if(r) {
nathan@0:     free(currentdir); currentdir=ncur;
nathan@0: 
nathan@0:     cFileObj *item=CurrentItem();
nathan@0:     source->SetRemember(currentdir,item?item->Name():0);
nathan@0: 
nathan@0:     SetButtons();
nathan@0:     return true;
nathan@0:     }
nathan@0:   free(ncur);
nathan@0:   Error(tr("Error scanning directory!"));
nathan@0:   return false;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuBrowse::Parent(void)
nathan@0: {
nathan@0:   eOSState res=osContinue;
nathan@0: 
nathan@0:   if(currentdir) {
nathan@0:     free(parent);
nathan@0:     char *ss=strrchr(currentdir,'/');
nathan@0:     if(ss) {
nathan@0:       *ss++=0;
nathan@0:       parent=strdup(ss);
nathan@0:       ss=currentdir;
nathan@0:       }
nathan@0:     else parent=strdup(currentdir);
nathan@0: 
nathan@0:     if(!NewDir(ss)) res=osEnd;
nathan@0:     }
nathan@0:   return res;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuBrowse::Select(bool isred)
nathan@0: {
nathan@0:   eOSState res=osContinue;
nathan@0:   cFileObj *item;
nathan@0: 
nathan@0:   if((item=CurrentItem())) {
nathan@0:     switch(item->Type()) {
nathan@0:       case otParent:
nathan@0:         if(!isred || !dirselectable)
nathan@0:           res=Parent();
nathan@0:         break;
nathan@0:       case otDir:
nathan@0:         if(!isred || !dirselectable) {
nathan@0:           if(!NewDir(item->Path())) res=osEnd;
nathan@0:           break;
nathan@0:           }
nathan@0:         // fall through to otFile
nathan@0:       case otFile:
nathan@0:         lastselect=new cFileObj(item);
nathan@0:         res=osBack;
nathan@0:         break;
nathan@0:       default:
nathan@0:         break;
nathan@0:       }
nathan@0:     } 
nathan@0:   return res;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuBrowse::ID3Info(void)
nathan@0: {
nathan@0:   return osContinue;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuBrowse::ProcessStdKey(eKeys Key, eOSState state)
nathan@0: {
nathan@0:   if(state==osUnknown) {
nathan@0:     switch (Key) {
nathan@0:       case kOk:     state=Select(false); break;
nathan@0:       case kRed:    state=Select(true); break;
nathan@0:       case kGreen:  state=Parent(); break;
nathan@0:       case kBlue:   if(withID3) state=ID3Info();
nathan@0:                     break;
nathan@0:       //case kMenu:   state=osEnd; break;
nathan@0:       default: break;
nathan@0:       }
nathan@0:     }
nathan@0:   if(state==osEnd || state==osBack) {
nathan@0:     cFileObj *item=CurrentItem();
nathan@0:     if(item) source->SetRemember(currentdir,item->Name());
nathan@0:     }
nathan@0:   return state;
nathan@0: }
nathan@0: 
nathan@0: // --- cMenuSourceItem ----------------------------------------------------------
nathan@0: 
nathan@0: class cMenuSourceItem : public cOsdItem {
nathan@0:   private:
nathan@0:   cFileSource *source;
nathan@0:   virtual void Set(void);
nathan@0: public:
nathan@0:   cMenuSourceItem(cFileSource *Source);
nathan@0:   cFileSource *Source(void) { return source; }
nathan@0:   };
nathan@0: 
nathan@0: cMenuSourceItem::cMenuSourceItem(cFileSource *Source)
nathan@0: {
nathan@0:   source=Source;
nathan@0:   Set();
nathan@0: }
nathan@0: 
nathan@0: void cMenuSourceItem::Set(void)
nathan@0: {
nathan@0:   char *buffer=0;
nathan@0:   asprintf(&buffer, "%s\t%s\t%s", source->NeedsMount()?(source->Status()?"*":">"):"", source->Description(), source->BaseDir());
nathan@0:   SetText(buffer,false);
nathan@0: }
nathan@0: 
nathan@0: // --- cMenuSource --------------------------------------------------
nathan@0: 
nathan@0: cFileSource *cMenuSource::selected=0;
nathan@0: 
nathan@0: cMenuSource::cMenuSource(cFileSources *Sources, const char *title)
nathan@0: :cOsdMenu(title,2,20)
nathan@0: {
nathan@0:   selected=0;
nathan@0:   current=Sources->GetSource();
nathan@0:   cFileSource *source=Sources->First();
nathan@0:   while(source) {
nathan@0:     cOsdMenu::Add(new cMenuSourceItem(source),source==current);
nathan@0:     source=Sources->Next(source);
nathan@0:     }
nathan@0: 
nathan@0:   SetHelp(tr("Select"), tr("Mount"), tr("Unmount"), tr("Eject"));
nathan@0:   Display();
nathan@0: }
nathan@0: 
nathan@0: bool cMenuSource::DoMount(cFileSource *src)
nathan@0: {
nathan@0:   bool res=src->Mount();
nathan@0:   RefreshCurrent();
nathan@0:   DisplayCurrent(true);
nathan@0:   return res;
nathan@0: }
nathan@0: 
nathan@0: bool cMenuSource::CheckMount(void)
nathan@0: {
nathan@0:   cFileSource *src=selected ? selected:current;
nathan@0:   if(src->NeedsMount() && !src->Status()) {
nathan@0:     Error(tr("Selected source is not mounted!"));
nathan@0:     return false;
nathan@0:     }
nathan@0:   return true;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuSource::Select(void)
nathan@0: {
nathan@0:   if(HasSubMenu() || Count() == 0) return osContinue;
nathan@0: 
nathan@0:   cFileSource *src = ((cMenuSourceItem *)Get(Current()))->Source();
nathan@0:   if(src->NeedsMount() && !src->Status()) {
nathan@0:     if(!DoMount(src)) Error(tr("Mount failed!"));
nathan@0:     }
nathan@0:   if(!src->NeedsMount() || src->Status()) {
nathan@0:     selected=src;
nathan@0:     return osBack;
nathan@0:     }
nathan@0:   return osContinue;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuSource::Mount(void)
nathan@0: {
nathan@0:   if(HasSubMenu() || Count() == 0) return osContinue;
nathan@0: 
nathan@0:   cFileSource *src = ((cMenuSourceItem *)Get(Current()))->Source();
nathan@0:   if(src->NeedsMount() && !src->Status()) {
nathan@0:     if(DoMount(src)) Info(tr("Mount succeeded"));
nathan@0:     else Error(tr("Mount failed!"));
nathan@0:     }
nathan@0:   return osContinue;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuSource::Unmount(void)
nathan@0: {
nathan@0:   if(HasSubMenu() || Count() == 0) return osContinue;
nathan@0: 
nathan@0:   cFileSource *src = ((cMenuSourceItem *)Get(Current()))->Source();
nathan@0:   if(src->NeedsMount() && src->Status()) {
nathan@0:     bool res=src->Unmount();
nathan@0:     RefreshCurrent();
nathan@0:     DisplayCurrent(true);
nathan@0:     if(res) Info(tr("Unmount succeeded"));
nathan@0:     else Error(tr("Unmount failed!"));
nathan@0:     }
nathan@0:   return osContinue;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuSource::Eject(void)
nathan@0: {
nathan@0:   if(HasSubMenu() || Count() == 0) return osContinue;
nathan@0: 
nathan@0:   cFileSource *src = ((cMenuSourceItem *)Get(Current()))->Source();
nathan@0:   if(src->NeedsMount()) {
nathan@0:     bool res=src->Eject();
nathan@0:     RefreshCurrent();
nathan@0:     DisplayCurrent(true);
nathan@0:     if(!res) Error(tr("Eject failed!"));
nathan@0:     }
nathan@0:   return osContinue;
nathan@0: }
nathan@0: 
nathan@0: eOSState cMenuSource::ProcessKey(eKeys Key)
nathan@0: {
nathan@0:   eOSState state = cOsdMenu::ProcessKey(Key);
nathan@0: 
nathan@0:   if(state==osBack && !CheckMount()) state=osContinue;
nathan@0:   if(state==osUnknown) {
nathan@0:      switch(Key) {
nathan@0:        case kOk:     
nathan@0:        case kRed:    return Select();
nathan@0:        case kGreen:  return Mount();
nathan@0:        case kYellow: return Unmount();
nathan@0:        case kBlue:   return Eject();
nathan@0:        case kMenu:   CheckMount(); return osEnd;
nathan@0:        default: break;
nathan@0:        }
nathan@0:      }
nathan@0:   return state;
nathan@0: }
nathan@0: 
nathan@0: // --- cProgressBar ------------------------------------------------------------
nathan@0: 
nathan@0: cProgressBar::cProgressBar(int Width, int Height, int Current, int Total)
nathan@0: :cBitmap(Width, Height, 2)
nathan@0: {
nathan@0:   if(Total > 0) {
nathan@0:     int p = Current * Width / Total;;
nathan@0: #if APIVERSNUM >= 10307
nathan@0:     DrawRectangle(0, 0, p, Height - 1, clrGreen);
nathan@0:     DrawRectangle(p + 1, 0, Width - 1, Height - 1, clrWhite);
nathan@0: #else
nathan@0:     Fill(0, 0, p, Height - 1, clrGreen);
nathan@0:     Fill(p + 1, 0, Width - 1, Height - 1, clrWhite);
nathan@0: #endif
nathan@0:     }
nathan@0: }
nathan@0: