| | 1 | ///////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: helpbase.h |
| | 3 | // Purpose: Help system base classes |
| | 4 | // Author: Julian Smart |
| | 5 | // Modified by: |
| | 6 | // Created: 04/01/98 |
| | 7 | // RCS-ID: $Id$ |
| | 8 | // Copyright: (c) Julian Smart and Markus Holzem |
| | 9 | // Licence: wxWindows license |
| | 10 | ///////////////////////////////////////////////////////////////////////////// |
| | 11 | |
| | 12 | #ifndef _WX_HELPBASEH__ |
| | 13 | #define _WX_HELPBASEH__ |
| | 14 | |
| | 15 | #ifdef __GNUG__ |
| | 16 | #pragma interface "helpbase.h" |
| | 17 | #endif |
| | 18 | |
| | 19 | #include "wx/defs.h" |
| | 20 | #include "wx/object.h" |
| | 21 | #include "wx/string.h" |
| | 22 | #include "wx/gdicmn.h" |
| | 23 | #include "wx/frame.h" |
| | 24 | |
| | 25 | #if wxUSE_HELP |
| | 26 | |
| | 27 | // Flags for SetViewer |
| | 28 | #define wxHELP_NETSCAPE 1 |
| | 29 | |
| | 30 | // Defines the API for help controllers |
| | 31 | class WXDLLEXPORT wxHelpControllerBase: public wxObject |
| | 32 | { |
| | 33 | DECLARE_CLASS(wxHelpControllerBase) |
| | 34 | |
| | 35 | public: |
| | 36 | inline wxHelpControllerBase() {} |
| | 37 | inline ~wxHelpControllerBase() {}; |
| | 38 | |
| | 39 | // Must call this to set the filename and server name. |
| | 40 | // server is only required when implementing TCP/IP-based |
| | 41 | // help controllers. |
| | 42 | virtual bool Initialize(const wxString& WXUNUSED(file), int WXUNUSED(server) ) { return FALSE; } |
| | 43 | virtual bool Initialize(const wxString& WXUNUSED(file)) { return FALSE; } |
| | 44 | |
| | 45 | // Set viewer: only relevant to some kinds of controller |
| | 46 | virtual void SetViewer(const wxString& WXUNUSED(viewer), long WXUNUSED(flags) = 0) {} |
| | 47 | |
| | 48 | // If file is "", reloads file given in Initialize |
| | 49 | virtual bool LoadFile(const wxString& file = "") = 0; |
| | 50 | virtual bool DisplayContents(void) = 0; |
| | 51 | virtual bool DisplaySection(int sectionNo) = 0; |
| | 52 | |
| | 53 | // By default, uses KeywordSection to display a topic. Implementations |
| | 54 | // may override this for more specific behaviour. |
| | 55 | virtual bool DisplaySection(const wxString& section) { return KeywordSearch(section); }; |
| | 56 | virtual bool DisplayBlock(long blockNo) = 0; |
| | 57 | virtual bool KeywordSearch(const wxString& k) = 0; |
| | 58 | /// Allows one to override the default settings for the help frame. |
| | 59 | virtual void SetFrameParameters(const wxString& WXUNUSED(title), |
| | 60 | const wxSize& WXUNUSED(size), |
| | 61 | const wxPoint& WXUNUSED(pos) = wxDefaultPosition, |
| | 62 | bool WXUNUSED(newFrameEachTime) = FALSE) |
| | 63 | { |
| | 64 | // does nothing by default |
| | 65 | } |
| | 66 | /// Obtains the latest settings used by the help frame and the help |
| | 67 | /// frame. |
| | 68 | virtual wxFrame *GetFrameParameters(wxSize *WXUNUSED(size) = NULL, |
| | 69 | wxPoint *WXUNUSED(pos) = NULL, |
| | 70 | bool *WXUNUSED(newFrameEachTime) = NULL) |
| | 71 | { |
| | 72 | return (wxFrame*) NULL;// does nothing by default |
| | 73 | } |
| | 74 | |
| | 75 | virtual bool Quit(void) = 0; |
| | 76 | virtual void OnQuit(void) {}; |
| | 77 | }; |
| | 78 | |
| | 79 | #endif // wxUSE_HELP |
| | 80 | #endif |
| | 81 | // _WX_HELPBASEH__ |
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