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