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