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/*
* menu.h: Web video plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
* $Id$
*/
#ifndef __WEBVIDEO_MENU_H
#define __WEBVIDEO_MENU_H
#include <time.h>
#include <vdr/osdbase.h>
#include <vdr/menuitems.h>
#include <vdr/menu.h>
#include <libxml/parser.h>
#include "download.h"
#include "menudata.h"
extern cCharSetConv csc;
// --- cFormItemList ---------------------------------------------
class cFormItem;
class cFormItemList {
private:
cList<cFormItem> inputItems;
cFormItem *FindByName(const char *name);
cFormItem *FormItemFactory(const char *type, const char *name, const char *mainLabel);
public:
void AddInputItem(const char *name, const char *type, const char *mainLabel,
const char *value, const char *valueLabel);
void CreateAndAppendOsdItems(cList<cOsdItem> *destination, const char *uriTemplate);
};
// --- cXMLMenu --------------------------------------------------
class cXMLMenu : public cOsdMenu {
protected:
virtual bool Deserialize(const char *xml);
virtual bool ParseRootChild(xmlDocPtr doc, xmlNodePtr node) = 0;
public:
cXMLMenu(const char *Title, int c0 = 0, int c1 = 0,
int c2 = 0, int c3 = 0, int c4 = 0);
int Load(const char *xmlstr);
};
// --- cNavigationMenu -----------------------------------------------------
enum eLinkType { LT_REGULAR, LT_MEDIA, LT_STREAMINGMEDIA };
class cHistory;
class cHistoryObject;
class cStatusScreen;
class cNavigationMenu : public cXMLMenu {
private:
// links[i] is the navigation link of the i:th item
cVector<cLinkBase *> links;
// streams[i] is the media stream link of the i:th item
cVector<cLinkBase *> streams;
cFormItemList formItems;
cProgressVector& summaries;
iAsyncFileDownloaderManager *dlmanager;
char *title;
char *reference;
int shortcutMode;
protected:
cHistory *history;
virtual bool ParseRootChild(xmlDocPtr doc, xmlNodePtr node);
void ParseForm(xmlDocPtr doc, xmlNodePtr node);
void ParseFormItem(cFormItemList& formItems, xmlDocPtr doc, xmlNodePtr node);
void ParseUL(xmlDocPtr doc, xmlNodePtr node);
void CreateLinkElement(xmlDocPtr doc, xmlNodePtr node);
void CreateAndAddOSDLink(const char *title, const char *href, bool isStream);
void AddLinkItem(cOsdItem *item, cLinkBase *ref, cLinkBase *streamref);
void NewTitle(xmlDocPtr doc, xmlNodePtr node);
void UpdateHelp();
public:
cNavigationMenu(cHistory *History, cProgressVector& dlsummaries);
virtual ~cNavigationMenu();
virtual eOSState ProcessKey(eKeys Key);
virtual eOSState Select(cLinkBase *link, eLinkType type);
virtual void Clear(void);
eOSState HistoryBack();
eOSState HistoryForward();
const char *Reference() const { return reference; }
void Populate(const cHistoryObject *page, const char *statusmsg=NULL);
};
// --- cMenuLink -------------------------------------------------
class cMenuLink {
public:
virtual const char *GetURL() = 0;
virtual bool HasStream() = 0;
};
// --- cStatusScreen -------------------------------------------------------
class cStatusScreen : public cOsdMenu {
public:
const static time_t updateInterval = 5; // seconds
private:
cProgressVector& summaries;
time_t lastupdate;
protected:
void UpdateHelp();
public:
cStatusScreen(cProgressVector& dlsummaries);
~cStatusScreen();
void Update();
bool NeedsUpdate();
virtual eOSState ProcessKey(eKeys Key);
};
// --- MenuPointers --------------------------------------------------------
struct MenuPointers {
cNavigationMenu *navigationMenu;
cStatusScreen *statusScreen;
MenuPointers() : navigationMenu(NULL), statusScreen(NULL) {};
};
extern struct MenuPointers menuPointers;
#endif // __WEBVIDEO_MENU_H
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