/*-*- c++ -*-********************************************************
- * helpext.h - an external help controller for wxWindows *
+ * helpext.h - an external help controller for wxWidgets *
* *
- * (C) 1998 by Karsten Ballüder (Ballueder@usa.net) *
+ * (C) 1998 by Karsten Ballueder (Ballueder@usa.net) *
+ * License: wxWindows licence *
* *
* $Id$
*******************************************************************/
#if wxUSE_HELP
-#ifdef __GNUG__
-# pragma interface "wxexthlp.h"
-#endif
-
-#include "wx/generic/helphtml.h"
-
-#ifndef WXEXTHELP_DEFAULTBROWSER
-/// Default browser name.
-# define WXEXTHELP_DEFAULTBROWSER "netscape"
-/// Is default browse a variant of netscape?
-# define WXEXTHELP_DEFAULTBROWSER_IS_NETSCAPE TRUE
-#endif
-/// Name of environment variable to set help browser.
-#define WXEXTHELP_ENVVAR_BROWSER "WX_HELPBROWSER"
-/// Is browser a netscape browser?
-#define WXEXTHELP_ENVVAR_BROWSERISNETSCAPE "WX_HELPBROWSER_NS"
+#include "wx/helpbase.h"
/**
This class implements help via an external browser.
Lines starting with ';' will be ignored.
*/
-class WXDLLEXPORT wxExtHelpController : public wxHTMLHelpControllerBase
-{
-DECLARE_CLASS(wxExtHelpController)
- public:
- wxExtHelpController(void);
+class WXDLLIMPEXP_ADV wxExtHelpController : public wxHelpControllerBase
+{
+public:
+ wxExtHelpController(wxWindow* parentWindow = NULL);
+ virtual ~wxExtHelpController();
/** Tell it which browser to use.
The Netscape support will check whether Netscape is already
running (by looking at the .netscape/lock file in the user's
home directory) and tell it to load the page into the existing
- window.
+ window.
@param browsername The command to call a browser/html viewer.
- @param isNetscape Set this to TRUE if the browser is some variant of Netscape.
+ @param isNetscape Set this to true if the browser is some variant of Netscape.
*/
- // Obsolete form
- void SetBrowser(wxString const & browsername = WXEXTHELP_DEFAULTBROWSER,
- bool isNetscape = WXEXTHELP_DEFAULTBROWSER_IS_NETSCAPE);
+ void SetBrowser(const wxString& browsername = wxEmptyString,
+ bool isNetscape = false);
// Set viewer: new name for SetBrowser
- virtual void SetViewer(const wxString& viewer = WXEXTHELP_DEFAULTBROWSER, long flags = wxHELP_NETSCAPE);
+ virtual void SetViewer(const wxString& viewer = wxEmptyString,
+ long flags = wxHELP_NETSCAPE);
+
+ /** This must be called to tell the controller where to find the
+ documentation.
+ If a locale is set, look in file/localename, i.e.
+ If passed "/usr/local/myapp/help" and the current wxLocale is
+ set to be "de", then look in "/usr/local/myapp/help/de/"
+ first and fall back to "/usr/local/myapp/help" if that
+ doesn't exist.
+
+ @param file - NOT a filename, but a directory name.
+ @return true on success
+ */
+ virtual bool Initialize(const wxString& dir, int WXUNUSED(server))
+ { return Initialize(dir); }
+
+ /** This must be called to tell the controller where to find the
+ documentation.
+ If a locale is set, look in file/localename, i.e.
+ If passed "/usr/local/myapp/help" and the current wxLocale is
+ set to be "de", then look in "/usr/local/myapp/help/de/"
+ first and fall back to "/usr/local/myapp/help" if that
+ doesn't exist.
+ @param dir - directory name where to fine the help files
+ @return true on success
+ */
+ virtual bool Initialize(const wxString& dir);
+
+ /** If file is "", reloads file given in Initialize.
+ @file Name of help directory.
+ @return true on success
+ */
+ virtual bool LoadFile(const wxString& file = wxEmptyString);
+
+ /** Display list of all help entries.
+ @return true on success
+ */
+ virtual bool DisplayContents(void);
+ /** Display help for id sectionNo.
+ @return true on success
+ */
+ virtual bool DisplaySection(int sectionNo);
+ /** Display help for id sectionNo -- identical with DisplaySection().
+ @return true on success
+ */
+ virtual bool DisplaySection(const wxString& section);
+ /** Display help for URL (using DisplayHelp) or keyword (using KeywordSearch)
+ @return true on success
+ */
+ virtual bool DisplayBlock(long blockNo);
+ /** Search comment/documentation fields in map file and present a
+ list to chose from.
+ @key k string to search for, empty string will list all entries
+ @return true on success
+ */
+ virtual bool KeywordSearch(const wxString& k,
+ wxHelpSearchMode mode = wxHELP_SEARCH_ALL);
+
+ /// does nothing
+ virtual bool Quit(void);
+ /// does nothing
+ virtual void OnQuit(void);
+
+ /// Call the browser using a relative URL.
+ virtual bool DisplayHelp(const wxString &) ;
+
+ /// Allows one to override the default settings for the help frame.
+ virtual void SetFrameParameters(const wxString& WXUNUSED(title),
+ const wxSize& WXUNUSED(size),
+ const wxPoint& WXUNUSED(pos) = wxDefaultPosition,
+ bool WXUNUSED(newFrameEachTime) = false)
+ {
+ // does nothing by default
+ }
+ /// Obtains the latest settings used by the help frame and the help
+ /// frame.
+ virtual wxFrame *GetFrameParameters(wxSize *WXUNUSED(size) = NULL,
+ wxPoint *WXUNUSED(pos) = NULL,
+ bool *WXUNUSED(newFrameEachTime) = NULL)
+ {
+ return (wxFrame*) NULL;// does nothing by default
+ }
+
+protected:
+ /// Filename of currently active map file.
+ wxString m_helpDir;
+ /// How many entries do we have in the map file?
+ int m_NumOfEntries;
+ /// A list containing all id,url,documentation triples.
+ wxList *m_MapList;
+
+private:
+ // parse a single line of the map file (called by LoadFile())
+ //
+ // return true if the line was valid or false otherwise
+ bool ParseMapFileLine(const wxString& line);
+
+ /// Deletes the list and all objects.
+ void DeleteList(void);
+
- private:
/// How to call the html viewer.
wxString m_BrowserName;
/// Is the viewer a variant of netscape?
bool m_BrowserIsNetscape;
- /// Call the browser using a relative URL.
- bool DisplayHelp(wxString const &);
+
+ DECLARE_CLASS(wxExtHelpController)
};
#endif // wxUSE_HELP
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