include/wx/univ/notebook.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/univ/notebook.h
   3 // Purpose:     universal version of wxNotebook
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     01.02.01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_UNIV_NOTEBOOK_H_
  13 #define _WX_UNIV_NOTEBOOK_H_
  14
  15 #ifdef __GNUG__
  16     #pragma interface "univnotebook.h"
  17 #endif
  18
  19 class WXDLLEXPORT wxSpinButton;
  20
  21 // ----------------------------------------------------------------------------
  22 // the actions supported by this control
  23 // ----------------------------------------------------------------------------
  24
  25 // change the page: to the next/previous/given one
  26 #define wxACTION_NOTEBOOK_NEXT      _T("nexttab")
  27 #define wxACTION_NOTEBOOK_PREV      _T("prevtab")
  28 #define wxACTION_NOTEBOOK_GOTO      _T("gototab")
  29
  30 // ----------------------------------------------------------------------------
  31 // wxNotebook
  32 // ----------------------------------------------------------------------------
  33
  34 class WXDLLEXPORT wxNotebook : public wxNotebookBase
  35 {
  36 public:
  37     // ctors and such
  38     // --------------
  39
  40     wxNotebook() { Init(); }
  41
  42     wxNotebook(wxWindow *parent,
  43                wxWindowID id,
  44                const wxPoint& pos = wxDefaultPosition,
  45                const wxSize& size = wxDefaultSize,
  46                long style = 0,
  47                const wxString& name = wxNOTEBOOK_NAME)
  48     {
  49         Init();
  50
  51         (void)Create(parent, id, pos, size, style, name);
  52     }
  53
  54     // quasi ctor
  55     bool Create(wxWindow *parent,
  56                 wxWindowID id,
  57                 const wxPoint& pos = wxDefaultPosition,
  58                 const wxSize& size = wxDefaultSize,
  59                 long style = 0,
  60                 const wxString& name = wxNOTEBOOK_NAME);
  61
  62     // dtor
  63     virtual ~wxNotebook();
  64
  65     // implement wxNotebookBase pure virtuals
  66     // --------------------------------------
  67
  68     virtual int SetSelection(int nPage);
  69     virtual int GetSelection() const { return m_sel; }
  70
  71     virtual bool SetPageText(int nPage, const wxString& strText);
  72     virtual wxString GetPageText(int nPage) const;
  73
  74     virtual int GetPageImage(int nPage) const;
  75     virtual bool SetPageImage(int nPage, int nImage);
  76
  77     virtual void SetPageSize(const wxSize& size);
  78     virtual void SetPadding(const wxSize& padding);
  79     virtual void SetTabSize(const wxSize& sz);
  80
  81     virtual wxSize CalcSizeFromPage(const wxSize& sizePage);
  82
  83     virtual bool DeleteAllPages();
  84
  85     virtual bool InsertPage(int nPage,
  86                             wxNotebookPage *pPage,
  87                             const wxString& strText,
  88                             bool bSelect = FALSE,
  89                             int imageId = -1);
  90
  91     // style tests
  92     // -----------
  93
  94     // return TRUE if all tabs have the same width
  95     bool FixedSizeTabs() const
  96         { return GetWindowStyle() & wxNB_FIXEDWIDTH != 0; }
  97
  98     // return wxTOP/wxBOTTOM/wxRIGHT/wxLEFT
  99     wxDirection GetTabOrientation() const;
 100
 101     // return TRUE if the notebook has tabs at the sidesand not at the top (or
 102     // bottom) as usual
 103     bool IsVertical() const;
 104
 105     // hit testing
 106     // -----------
 107
 108     // return the tab at this position or -1 if none
 109     int HitTest(const wxPoint& pt) const;
 110
 111     // input handling
 112     // --------------
 113
 114     virtual bool PerformAction(const wxControlAction& action,
 115                                long numArg = 0l,
 116                                const wxString& strArg = wxEmptyString);
 117
 118     // refresh the currently selected tab
 119     void RefreshCurrent();
 120
 121 protected:
 122     virtual wxNotebookPage *DoRemovePage(int nPage);
 123
 124     // drawing
 125     virtual void DoDraw(wxControlRenderer *renderer);
 126     void DoDrawTab(wxDC& dc, const wxRect& rect, size_t n);
 127
 128     // resizing
 129     virtual wxSize DoGetBestClientSize() const;
 130     virtual void DoMoveWindow(int x, int y, int width, int height);
 131     virtual void DoSetSize(int x, int y,
 132                            int width, int height,
 133                            int sizeFlags = wxSIZE_AUTO);
 134
 135     // common part of all ctors
 136     void Init();
 137
 138     // resize the tab to fit its title (and icon if any)
 139     void ResizeTab(int page);
 140
 141     // recalculate the geometry of the notebook completely
 142     void Relayout();
 143
 144     // is the spin button currently shown?
 145     bool HasSpinBtn() const;
 146
 147     // calculate last (fully) visible tab: updates m_lastVisible
 148     void CalcLastVisibleTab();
 149
 150     // show or hide the spin control for tabs scrolling depending on whether it
 151     // is needed or not
 152     void UpdateSpinBtn();
 153
 154     // position the spin button
 155     void PositionSpinBtn();
 156
 157     // refresh the given tab only
 158     void RefreshTab(int page);
 159
 160     // refresh all tabs
 161     void RefreshAllTabs();
 162
 163     // get the tab rect (inefficient, don't use this in a loop)
 164     wxRect GetTabRect(int page) const;
 165
 166     // get the rectangle containing all tabs
 167     wxRect GetAllTabsRect() const;
 168
 169     // get the part occupied by the tabs - slightly smaller than
 170     // GetAllTabsRect() because the tabs may be indented from it
 171     wxRect GetTabsPart() const;
 172
 173     // calculate the tab size (without padding)
 174     wxSize CalcTabSize(int page) const;
 175
 176     // get the (cached) size of a tab
 177     void GetTabSize(int page, wxCoord *w, wxCoord *h) const;
 178
 179     // get the (cached) width of the tab
 180     wxCoord GetTabWidth(int page) const
 181         { return FixedSizeTabs() ? m_widthMax : m_widths[page]; }
 182
 183     // return TRUE if the tab has an associated image
 184     bool HasImage(int page) const
 185         { return m_imageList && m_images[page] != -1; }
 186
 187     // get the part of the notebook reserved for the pages (slightly larger
 188     // than GetPageRect() as we draw a border and leave marginin between)
 189     wxRect GetPagePart() const;
 190
 191     // get the page rect in our client coords
 192     wxRect GetPageRect() const;
 193
 194     // get our client size from the page size
 195     wxSize GetSizeForPage(const wxSize& size) const;
 196
 197     // change thep age and send events about it (can be vetoed by user code)
 198     void ChangePage(int nPage);
 199
 200     // scroll the tabs so that the first page shown becomes the given one
 201     void ScrollTo(int page);
 202
 203     // scroll the tabs so that the first page shown becomes the given one
 204     void ScrollLastTo(int page);
 205
 206     // the pages titles
 207     wxArrayString m_titles;
 208
 209     // the current selection
 210     size_t m_sel;
 211
 212     // the spin button to change the pages
 213     wxSpinButton *m_spinbtn;
 214
 215     // the offset of the first page shown (may be changed with m_spinbtn)
 216     wxCoord m_offset;
 217
 218     // the first and last currently visible tabs: the name is not completely
 219     // accurate as m_lastVisible is, in fact, the first tab which is *not*
 220     // visible: so the visible tabs are those with indexes such that
 221     // m_firstVisible <= n < m_lastVisible
 222     size_t m_firstVisible,
 223            m_lastVisible;
 224
 225     // the last fully visible item, usually just m_lastVisible - 1 but may be
 226     // different from it
 227     size_t m_lastFullyVisible;
 228
 229     // the height of tabs in a normal notebook or the width of tabs in a
 230     // notebook with tabs on a side
 231     wxCoord m_heightTab;
 232
 233     // the biggest height (or width) of a notebook tab (used only if
 234     // FixedSizeTabs()) or -1 if not calculated yet
 235     wxCoord m_widthMax;
 236
 237     // the cached widths (or heights) of tabs
 238     wxArrayInt m_widths;
 239
 240     // the icon indices
 241     wxArrayInt m_images;
 242
 243     // the accel indexes for labels
 244     wxArrayInt m_accels;
 245
 246     // the padding
 247     wxSize m_sizePad;
 248
 249     DECLARE_DYNAMIC_CLASS(wxNotebook)
 250 };
 251
 252 // ----------------------------------------------------------------------------
 253 // wxStdNotebookInputHandler: translates SPACE and ENTER keys and the left mouse
 254 // click into button press/release actions
 255 // ----------------------------------------------------------------------------
 256
 257 class WXDLLEXPORT wxStdNotebookInputHandler : public wxStdInputHandler
 258 {
 259 public:
 260     wxStdNotebookInputHandler(wxInputHandler *inphand);
 261
 262     virtual bool HandleKey(wxControl *control,
 263                            const wxKeyEvent& event,
 264                            bool pressed);
 265     virtual bool HandleMouse(wxControl *control,
 266                              const wxMouseEvent& event);
 267     virtual bool HandleMouseMove(wxControl *control, const wxMouseEvent& event);
 268     virtual bool HandleFocus(wxControl *control, const wxFocusEvent& event);
 269     virtual bool HandleActivation(wxControl *control, bool activated);
 270
 271 protected:
 272     void HandleFocusChange(wxControl *control);
 273 };
 274
 275 #endif // _WX_UNIV_NOTEBOOK_H_
 276