include/wx/html/helpfrm.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        helpfrm.h
   3 // Purpose:     wxHtmlHelpFrame
   4 // Notes:       Based on htmlhelp.cpp, implementing a monolithic
   5 //              HTML Help controller class,  by Vaclav Slavik
   6 // Author:      Harm van der Heijden and Vaclav Slavik
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Harm van der Heijden and Vaclav Slavik
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_HELPFRM_H_
  13 #define _WX_HELPFRM_H_
  14
  15 #if defined(__GNUG__) && !defined(__APPLE__)
  16 #pragma interface "helpfrm.h"
  17 #endif
  18
  19 #include "wx/defs.h"
  20
  21 #if wxUSE_WXHTML_HELP
  22
  23 #include "wx/html/helpdata.h"
  24 #include "wx/window.h"
  25 #include "wx/frame.h"
  26 #include "wx/config.h"
  27 #include "wx/splitter.h"
  28 #include "wx/notebook.h"
  29 #include "wx/listbox.h"
  30 #include "wx/choice.h"
  31 #include "wx/combobox.h"
  32 #include "wx/checkbox.h"
  33 #include "wx/stattext.h"
  34 #include "wx/html/htmlwin.h"
  35 #include "wx/html/htmprint.h"
  36
  37 class WXDLLEXPORT wxButton;
  38 class WXDLLEXPORT wxTextCtrl;
  39
  40
  41 // style flags for the Help Frame
  42 #define wxHF_TOOLBAR                0x0001
  43 #define wxHF_CONTENTS               0x0002
  44 #define wxHF_INDEX                  0x0004
  45 #define wxHF_SEARCH                 0x0008
  46 #define wxHF_BOOKMARKS              0x0010
  47 #define wxHF_OPEN_FILES             0x0020
  48 #define wxHF_PRINT                  0x0040
  49 #define wxHF_FLAT_TOOLBAR           0x0080
  50 #define wxHF_MERGE_BOOKS            0x0100
  51 #define wxHF_ICONS_BOOK             0x0200
  52 #define wxHF_ICONS_BOOK_CHAPTER     0x0400
  53 #define wxHF_ICONS_FOLDER           0x0000 // this is 0 since it is default
  54 #define wxHF_DEFAULT_STYLE          (wxHF_TOOLBAR | wxHF_CONTENTS | \
  55                                      wxHF_INDEX | wxHF_SEARCH | \
  56                                      wxHF_BOOKMARKS | wxHF_PRINT)
  57 //compatibility:
  58 #define wxHF_OPENFILES               wxHF_OPEN_FILES
  59 #define wxHF_FLATTOOLBAR             wxHF_FLAT_TOOLBAR
  60 #define wxHF_DEFAULTSTYLE            wxHF_DEFAULT_STYLE
  61
  62
  63 struct wxHtmlHelpFrameCfg
  64 {
  65     int x, y, w, h;
  66     long sashpos;
  67     bool navig_on;
  68 };
  69
  70
  71 class WXDLLEXPORT wxHelpControllerBase;
  72
  73 class WXDLLEXPORT wxHtmlHelpFrame : public wxFrame
  74 {
  75     DECLARE_DYNAMIC_CLASS(wxHtmlHelpFrame)
  76
  77 public:
  78     wxHtmlHelpFrame(wxHtmlHelpData* data = NULL) { Init(data); }
  79     wxHtmlHelpFrame(wxWindow* parent, wxWindowID wxWindowID,
  80                     const wxString& title = wxEmptyString,
  81                     int style = wxHF_DEFAULT_STYLE, wxHtmlHelpData* data = NULL);
  82     bool Create(wxWindow* parent, wxWindowID id, const wxString& title = wxEmptyString,
  83                 int style = wxHF_DEFAULT_STYLE);
  84     ~wxHtmlHelpFrame();
  85
  86     wxHtmlHelpData* GetData() { return m_Data; }
  87     wxHelpControllerBase* GetController() const { return m_helpController; }
  88     void SetController(wxHelpControllerBase* controller) { m_helpController = controller; }
  89
  90     // Sets format of title of the frame. Must contain exactly one "%s"
  91     // (for title of displayed HTML page)
  92     void SetTitleFormat(const wxString& format);
  93
  94     // Displays page x. If not found it will offect the user a choice of
  95     // searching books.
  96     // Looking for the page runs in these steps:
  97     // 1. try to locate file named x (if x is for example "doc/howto.htm")
  98     // 2. try to open starting page of book x
  99     // 3. try to find x in contents (if x is for example "How To ...")
 100     // 4. try to find x in index (if x is for example "How To ...")
 101     bool Display(const wxString& x);
 102
 103     // Alternative version that works with numeric ID.
 104     // (uses extension to MS format, <param name="ID" value=id>, see docs)
 105     bool Display(const int id);
 106
 107     // Displays help window and focuses contents.
 108     bool DisplayContents();
 109
 110     // Displays help window and focuses index.
 111     bool DisplayIndex();
 112
 113     // Searches for keyword. Returns TRUE and display page if found, return
 114     // FALSE otherwise
 115     // Syntax of keyword is Altavista-like:
 116     // * words are separated by spaces
 117     //   (but "\"hello world\"" is only one world "hello world")
 118     // * word may be pretended by + or -
 119     //   (+ : page must contain the word ; - : page can't contain the word)
 120     // * if there is no + or - before the word, + is default
 121     bool KeywordSearch(const wxString& keyword);
 122
 123     void UseConfig(wxConfigBase *config, const wxString& rootpath = wxEmptyString)
 124         {
 125             m_Config = config;
 126             m_ConfigRoot = rootpath;
 127             ReadCustomization(config, rootpath);
 128         }
 129
 130     // Saves custom settings into cfg config. it will use the path 'path'
 131     // if given, otherwise it will save info into currently selected path.
 132     // saved values : things set by SetFonts, SetBorders.
 133     void ReadCustomization(wxConfigBase *cfg, const wxString& path = wxEmptyString);
 134     void WriteCustomization(wxConfigBase *cfg, const wxString& path = wxEmptyString);
 135
 136     // call this to let wxHtmlHelpFrame know page changed
 137     void NotifyPageChanged();
 138
 139     // Refreshes Contents and Index tabs
 140     void RefreshLists();
 141
 142 protected:
 143     void Init(wxHtmlHelpData* data = NULL);
 144
 145     // Adds items to m_Contents tree control
 146     void CreateContents();
 147
 148     // Adds items to m_IndexList
 149     void CreateIndex();
 150
 151     // Add books to search choice panel
 152     void CreateSearch();
 153
 154     // Add custom buttons to toolbar
 155     virtual void AddToolbarButtons(wxToolBar *toolBar, int style);
 156
 157     // Displays options dialog (fonts etc.)
 158     virtual void OptionsDialog();
 159
 160     void OnToolbar(wxCommandEvent& event);
 161     void OnContentsSel(wxTreeEvent& event);
 162     void OnIndexSel(wxCommandEvent& event);
 163     void OnIndexFind(wxCommandEvent& event);
 164     void OnIndexAll(wxCommandEvent& event);
 165     void OnSearchSel(wxCommandEvent& event);
 166     void OnSearch(wxCommandEvent& event);
 167     void OnBookmarksSel(wxCommandEvent& event);
 168     void OnCloseWindow(wxCloseEvent& event);
 169     void OnActivate(wxActivateEvent& event);
 170
 171 #ifdef __WXMAC__
 172     void OnClose(wxCommandEvent& event);
 173     void OnAbout(wxCommandEvent& event);
 174 #endif
 175
 176     // Images:
 177     enum {
 178         IMG_Book = 0,
 179         IMG_Folder,
 180         IMG_Page
 181     };
 182
 183 protected:
 184     wxHtmlHelpData* m_Data;
 185     bool m_DataCreated;  // m_Data created by frame, or supplied?
 186     wxString m_TitleFormat;  // title of the help frame
 187     // below are various pointers to GUI components
 188     wxHtmlWindow *m_HtmlWin;
 189     wxSplitterWindow *m_Splitter;
 190     wxPanel *m_NavigPan;
 191     wxNotebook *m_NavigNotebook;
 192     wxTreeCtrl *m_ContentsBox;
 193     wxTextCtrl *m_IndexText;
 194     wxButton *m_IndexButton;
 195     wxButton *m_IndexButtonAll;
 196     wxListBox *m_IndexList;
 197     wxTextCtrl *m_SearchText;
 198     wxButton *m_SearchButton;
 199     wxListBox *m_SearchList;
 200     wxChoice *m_SearchChoice;
 201     wxStaticText *m_IndexCountInfo;
 202     wxCheckBox *m_SearchCaseSensitive;
 203     wxCheckBox *m_SearchWholeWords;
 204
 205     wxComboBox *m_Bookmarks;
 206     wxArrayString m_BookmarksNames, m_BookmarksPages;
 207
 208     wxHtmlHelpFrameCfg m_Cfg;
 209
 210     wxConfigBase *m_Config;
 211     wxString m_ConfigRoot;
 212
 213     // pagenumbers of controls in notebook (usually 0,1,2)
 214     int m_ContentsPage;
 215     int m_IndexPage;
 216     int m_SearchPage;
 217
 218     // lists of available fonts (used in options dialog)
 219     wxArrayString *m_NormalFonts, *m_FixedFonts;
 220     int m_FontSize; // 0,1,2 = small,medium,big
 221     wxString m_NormalFace, m_FixedFace;
 222
 223     bool m_UpdateContents;
 224
 225 #if wxUSE_PRINTING_ARCHITECTURE
 226     wxHtmlEasyPrinting *m_Printer;
 227 #endif
 228     wxHashTable *m_PagesHash;
 229     wxHelpControllerBase* m_helpController;
 230
 231     int m_hfStyle;
 232
 233     DECLARE_EVENT_TABLE()
 234     DECLARE_NO_COPY_CLASS(wxHtmlHelpFrame)
 235 };
 236
 237 #endif // wxUSE_WXHTML_HELP
 238
 239 #endif