/////////////////////////////////////////////////////////////////////////////
-// Name: helpbase.h
+// Name: wx/helpbase.h
// Purpose: Help system base classes
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
-// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_HELPBASEH__
#define _WX_HELPBASEH__
-#ifdef __GNUG__
-#pragma interface "helpbase.h"
-#endif
+#include "wx/defs.h"
+
+#if wxUSE_HELP
+
+#include "wx/object.h"
+#include "wx/string.h"
+#include "wx/gdicmn.h"
+#include "wx/frame.h"
-#include "wx/wx.h"
+// Flags for SetViewer
+#define wxHELP_NETSCAPE 1
-#if USE_HELP
+// Search modes:
+enum wxHelpSearchMode
+{
+ wxHELP_SEARCH_INDEX,
+ wxHELP_SEARCH_ALL
+};
// Defines the API for help controllers
-class WXDLLEXPORT wxHelpControllerBase: public wxObject
+class WXDLLIMPEXP_CORE wxHelpControllerBase: public wxObject
{
- DECLARE_CLASS(wxHelpControllerBase)
-
- public:
- inline wxHelpControllerBase(void) {}
- inline ~wxHelpControllerBase(void) {};
-
- // Must call this to set the filename and server name.
- // server is only required when implementing TCP/IP-based
- // help controllers.
- virtual bool Initialize(const wxString& file, int server) { return FALSE; };
- virtual bool Initialize(const wxString& file) = 0;
-
- // If file is "", reloads file given in Initialize
- virtual bool LoadFile(const wxString& file = "") = 0;
- virtual bool DisplayContents(void) = 0;
- virtual bool DisplaySection(int sectionNo) = 0;
- virtual bool DisplayBlock(long blockNo) = 0;
- virtual bool KeywordSearch(const wxString& k) = 0;
-
- virtual bool Quit(void) = 0;
- virtual void OnQuit(void) {};
+public:
+ inline wxHelpControllerBase(wxWindow* parentWindow = NULL) { m_parentWindow = parentWindow; }
+ inline ~wxHelpControllerBase() {}
+
+ // Must call this to set the filename and server name.
+ // server is only required when implementing TCP/IP-based
+ // help controllers.
+ virtual bool Initialize(const wxString& WXUNUSED(file), int WXUNUSED(server) ) { return false; }
+ virtual bool Initialize(const wxString& WXUNUSED(file)) { return false; }
+
+ // Set viewer: only relevant to some kinds of controller
+ virtual void SetViewer(const wxString& WXUNUSED(viewer), long WXUNUSED(flags) = 0) {}
+
+ // If file is "", reloads file given in Initialize
+ virtual bool LoadFile(const wxString& file = wxEmptyString) = 0;
+
+ // Displays the contents
+ virtual bool DisplayContents(void) = 0;
+
+ // Display the given section
+ virtual bool DisplaySection(int sectionNo) = 0;
+
+ // Display the section using a context id
+ virtual bool DisplayContextPopup(int WXUNUSED(contextId)) { return false; }
+
+ // Display the text in a popup, if possible
+ virtual bool DisplayTextPopup(const wxString& WXUNUSED(text), const wxPoint& WXUNUSED(pos)) { return false; }
+
+ // By default, uses KeywordSection to display a topic. Implementations
+ // may override this for more specific behaviour.
+ virtual bool DisplaySection(const wxString& section) { return KeywordSearch(section); }
+ virtual bool DisplayBlock(long blockNo) = 0;
+ virtual bool KeywordSearch(const wxString& k,
+ wxHelpSearchMode mode = wxHELP_SEARCH_ALL) = 0;
+ /// 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 NULL; // does nothing by default
+ }
+
+ virtual bool Quit() = 0;
+ virtual void OnQuit() {}
+
+ /// Set the window that can optionally be used for the help window's parent.
+ virtual void SetParentWindow(wxWindow* win) { m_parentWindow = win; }
+
+ /// Get the window that can optionally be used for the help window's parent.
+ virtual wxWindow* GetParentWindow() const { return m_parentWindow; }
+
+protected:
+ wxWindow* m_parentWindow;
+private:
+ DECLARE_CLASS(wxHelpControllerBase)
};
-#endif // USE_HELP
+#endif // wxUSE_HELP
+
#endif
- // _WX_HELPBASEH__
+// _WX_HELPBASEH__