include/wx/generic/mdig.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/generic/mdig.h
   3 // Purpose:     Generic MDI (Multiple Document Interface) classes
   4 // Author:      Hans Van Leemputten
   5 // Modified by: 2008-10-31 Vadim Zeitlin: derive from the base classes
   6 // Created:     29/07/2002
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2002 Hans Van Leemputten
   9 //              (c) 2008 Vadim Zeitlin
  10 // Licence:     wxWindows licence
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13 #ifndef _WX_GENERIC_MDIG_H_
  14 #define _WX_GENERIC_MDIG_H_
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #include "wx/panel.h"
  21
  22 class WXDLLIMPEXP_FWD_CORE wxBookCtrlBase;
  23 class WXDLLIMPEXP_FWD_CORE wxBookCtrlEvent;
  24 class WXDLLIMPEXP_FWD_CORE wxIcon;
  25 class WXDLLIMPEXP_FWD_CORE wxIconBundle;
  26 class WXDLLIMPEXP_FWD_CORE wxNotebook;
  27
  28 #if wxUSE_GENERIC_MDI_AS_NATIVE
  29     #define wxGenericMDIParentFrame wxMDIParentFrame
  30     #define wxGenericMDIChildFrame wxMDIChildFrame
  31     #define wxGenericMDIClientWindow wxMDIClientWindow
  32 #else // !wxUSE_GENERIC_MDI_AS_NATIVE
  33     class WXDLLIMPEXP_FWD_CORE wxGenericMDIParentFrame;
  34     class WXDLLIMPEXP_FWD_CORE wxGenericMDIChildFrame;
  35     class WXDLLIMPEXP_FWD_CORE wxGenericMDIClientWindow;
  36 #endif // wxUSE_GENERIC_MDI_AS_NATIVE/!wxUSE_GENERIC_MDI_AS_NATIVE
  37
  38 // ----------------------------------------------------------------------------
  39 // wxGenericMDIParentFrame
  40 // ----------------------------------------------------------------------------
  41
  42 class WXDLLIMPEXP_CORE wxGenericMDIParentFrame : public wxMDIParentFrameBase
  43 {
  44 public:
  45     wxGenericMDIParentFrame() { Init(); }
  46     wxGenericMDIParentFrame(wxWindow *parent,
  47                      wxWindowID winid,
  48                      const wxString& title,
  49                      const wxPoint& pos = wxDefaultPosition,
  50                      const wxSize& size = wxDefaultSize,
  51                      long style = wxDEFAULT_FRAME_STYLE | wxVSCROLL | wxHSCROLL,
  52                      const wxString& name = wxFrameNameStr)
  53     {
  54         Init();
  55
  56         Create(parent, winid, title, pos, size, style, name);
  57     }
  58
  59     bool Create(wxWindow *parent,
  60                 wxWindowID winid,
  61                 const wxString& title,
  62                 const wxPoint& pos = wxDefaultPosition,
  63                 const wxSize& size = wxDefaultSize,
  64                 long style = wxDEFAULT_FRAME_STYLE | wxVSCROLL | wxHSCROLL,
  65                 const wxString& name = wxFrameNameStr);
  66
  67     virtual ~wxGenericMDIParentFrame();
  68
  69     // implement base class pure virtuals
  70     static bool IsTDI() { return true; }
  71
  72     virtual void ActivateNext() { AdvanceActive(true); }
  73     virtual void ActivatePrevious() { AdvanceActive(false); }
  74
  75 #if wxUSE_MENUS
  76     virtual void SetWindowMenu(wxMenu* pMenu);
  77
  78     virtual void SetMenuBar(wxMenuBar *pMenuBar);
  79 #endif // wxUSE_MENUS
  80
  81     virtual bool ProcessEvent(wxEvent& event);
  82
  83     virtual wxGenericMDIClientWindow *OnCreateGenericClient();
  84
  85
  86     // implementation only from now on
  87     void WXSetChildMenuBar(wxGenericMDIChildFrame *child);
  88     void WXUpdateChildTitle(wxGenericMDIChildFrame *child);
  89     void WXActivateChild(wxGenericMDIChildFrame *child);
  90     void WXRemoveChild(wxGenericMDIChildFrame *child);
  91     bool WXIsActiveChild(wxGenericMDIChildFrame *child) const;
  92     bool WXIsInsideChildHandler(wxGenericMDIChildFrame *child) const;
  93
  94     // return the book control used by the client window to manage the pages
  95     wxBookCtrlBase *GetBookCtrl() const;
  96
  97 protected:
  98 #if wxUSE_MENUS
  99     wxMenuBar *m_pMyMenuBar;
 100 #endif // wxUSE_MENUS
 101
 102     // advance the activation forward or backwards
 103     void AdvanceActive(bool forward);
 104
 105 private:
 106     void Init();
 107
 108 #if wxUSE_MENUS
 109     void RemoveWindowMenu(wxMenuBar *pMenuBar);
 110     void AddWindowMenu(wxMenuBar *pMenuBar);
 111
 112     void OnWindowMenu(wxCommandEvent& event);
 113 #endif // wxUSE_MENUS
 114
 115     void OnClose(wxCloseEvent& event);
 116
 117     // return the client window, may be NULL if we hadn't been created yet
 118     wxGenericMDIClientWindow *GetGenericClientWindow() const;
 119
 120     // close all children, return false if any of them vetoed it
 121     bool CloseAll();
 122
 123
 124     // this pointer is non-NULL if we're currently inside our ProcessEvent()
 125     // and we forwarded the event to this child (as we do with menu events)
 126     wxMDIChildFrameBase *m_childHandler;
 127
 128     DECLARE_EVENT_TABLE()
 129     DECLARE_DYNAMIC_CLASS(wxGenericMDIParentFrame)
 130 };
 131
 132 // ----------------------------------------------------------------------------
 133 // wxGenericMDIChildFrame
 134 // ----------------------------------------------------------------------------
 135
 136 class WXDLLIMPEXP_CORE wxGenericMDIChildFrame : public wxTDIChildFrame
 137 {
 138 public:
 139     wxGenericMDIChildFrame() { Init(); }
 140     wxGenericMDIChildFrame(wxGenericMDIParentFrame *parent,
 141                            wxWindowID winid,
 142                            const wxString& title,
 143                            const wxPoint& pos = wxDefaultPosition,
 144                            const wxSize& size = wxDefaultSize,
 145                            long style = wxDEFAULT_FRAME_STYLE,
 146                            const wxString& name = wxFrameNameStr)
 147     {
 148         Init();
 149
 150         Create(parent, winid, title, pos, size, style, name);
 151     }
 152
 153     bool Create(wxGenericMDIParentFrame *parent,
 154                 wxWindowID winid,
 155                 const wxString& title,
 156                 const wxPoint& pos = wxDefaultPosition,
 157                 const wxSize& size = wxDefaultSize,
 158                 long style = wxDEFAULT_FRAME_STYLE,
 159                 const wxString& name = wxFrameNameStr);
 160
 161     virtual ~wxGenericMDIChildFrame();
 162
 163     // implement MDI operations
 164     virtual void Activate();
 165
 166
 167 #if wxUSE_MENUS
 168     virtual void SetMenuBar( wxMenuBar *menu_bar );
 169     virtual wxMenuBar *GetMenuBar() const;
 170 #endif // wxUSE_MENUS
 171
 172     virtual wxString GetTitle() const { return m_title; }
 173     virtual void SetTitle(const wxString& title);
 174
 175     virtual bool TryParent(wxEvent& event);
 176
 177     // implementation only from now on
 178
 179     wxGenericMDIParentFrame* GetGenericMDIParent() const
 180     {
 181 #if wxUSE_GENERIC_MDI_AS_NATIVE
 182         return GetMDIParent();
 183 #else // generic != native
 184         return m_mdiParentGeneric;
 185 #endif
 186     }
 187
 188 protected:
 189     wxString m_title;
 190
 191 #if wxUSE_MENUS
 192     wxMenuBar        *m_pMenuBar;
 193 #endif // wxUSE_MENUS
 194
 195 #if !wxUSE_GENERIC_MDI_AS_NATIVE
 196     wxGenericMDIParentFrame *m_mdiParentGeneric;
 197 #endif
 198
 199 protected:
 200     void Init();
 201
 202 private:
 203     void OnMenuHighlight(wxMenuEvent& event);
 204     void OnClose(wxCloseEvent& event);
 205
 206     DECLARE_DYNAMIC_CLASS(wxGenericMDIChildFrame)
 207     DECLARE_EVENT_TABLE()
 208
 209     friend class wxGenericMDIClientWindow;
 210 };
 211
 212 // ----------------------------------------------------------------------------
 213 // wxGenericMDIClientWindow
 214 // ----------------------------------------------------------------------------
 215
 216 class WXDLLIMPEXP_CORE wxGenericMDIClientWindow : public wxMDIClientWindowBase
 217 {
 218 public:
 219     wxGenericMDIClientWindow() { }
 220
 221     // unfortunately we need to provide our own version of CreateClient()
 222     // because of the difference in the type of the first parameter and
 223     // implement the base class pure virtual method in terms of it
 224     // (CreateGenericClient() is virtual itself to allow customizing the client
 225     // window creation by overriding it in the derived classes)
 226     virtual bool CreateGenericClient(wxWindow *parent);
 227     virtual bool CreateClient(wxMDIParentFrame *parent,
 228                               long WXUNUSED(style) = wxVSCROLL | wxHSCROLL)
 229     {
 230         return CreateGenericClient(parent);
 231     }
 232
 233     // implementation only
 234     wxBookCtrlBase *GetBookCtrl() const;
 235     wxGenericMDIChildFrame *GetChild(size_t pos) const;
 236     int FindChild(wxGenericMDIChildFrame *child) const;
 237
 238 private:
 239     void PageChanged(int OldSelection, int newSelection);
 240
 241     void OnPageChanged(wxBookCtrlEvent& event);
 242     void OnSize(wxSizeEvent& event);
 243
 244     // the notebook containing all MDI children as its pages
 245     wxNotebook *m_notebook;
 246
 247     DECLARE_DYNAMIC_CLASS(wxGenericMDIClientWindow)
 248 };
 249
 250 // ----------------------------------------------------------------------------
 251 // inline functions implementation
 252 // ----------------------------------------------------------------------------
 253
 254 inline bool
 255 wxGenericMDIParentFrame::
 256 WXIsInsideChildHandler(wxGenericMDIChildFrame *child) const
 257 {
 258     return child == m_childHandler;
 259 }
 260
 261 #endif // _WX_GENERIC_MDIG_H_