include/wx/msw/mdi.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        mdi.h
   3 // Purpose:     MDI (Multiple Document Interface) classes
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_MDI_H_
  13 #define _WX_MDI_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "mdi.h"
  17 #endif
  18
  19 #include "wx/frame.h"
  20
  21 WXDLLEXPORT_DATA(extern const wxChar*) wxFrameNameStr;
  22 WXDLLEXPORT_DATA(extern const wxChar*) wxStatusLineNameStr;
  23
  24 class WXDLLEXPORT wxMDIClientWindow;
  25 class WXDLLEXPORT wxMDIChildFrame;
  26
  27 class WXDLLEXPORT wxMDIParentFrame: public wxFrame
  28 {
  29   DECLARE_DYNAMIC_CLASS(wxMDIParentFrame)
  30
  31   friend class WXDLLEXPORT wxMDIChildFrame;
  32  public:
  33
  34   wxMDIParentFrame(void);
  35   inline wxMDIParentFrame(wxWindow *parent,
  36            wxWindowID id,
  37            const wxString& title,
  38            const wxPoint& pos = wxDefaultPosition,
  39            const wxSize& size = wxDefaultSize,
  40            long style = wxDEFAULT_FRAME_STYLE | wxVSCROLL | wxHSCROLL,
  41            const wxString& name = wxFrameNameStr)
  42   {
  43       Create(parent, id, title, pos, size, style, name);
  44   }
  45
  46   ~wxMDIParentFrame(void);
  47
  48   bool Create(wxWindow *parent,
  49            wxWindowID id,
  50            const wxString& title,
  51            const wxPoint& pos = wxDefaultPosition,
  52            const wxSize& size = wxDefaultSize,
  53            long style = wxDEFAULT_FRAME_STYLE | wxVSCROLL | wxHSCROLL,
  54            const wxString& name = wxFrameNameStr);
  55
  56 /*
  57 #if WXWIN_COMPATIBILITY
  58   virtual void OldOnActivate(bool flag);
  59   virtual void OldOnSize(int x, int y);
  60 #endif
  61 */
  62
  63   void OnSize(wxSizeEvent& event);
  64   void OnActivate(wxActivateEvent& event);
  65
  66   void SetMenuBar(wxMenuBar *menu_bar);
  67
  68   // Gets the size available for subwindows after menu size, toolbar size
  69   // and status bar size have been subtracted. If you want to manage your own
  70   // toolbar(s), don't call SetToolBar.
  71   void GetClientSize(int *width, int *height) const;
  72   wxSize GetClientSize() const { return wxWindow::GetClientSize(); }
  73
  74   // Get the active MDI child window (Windows only)
  75   wxMDIChildFrame *GetActiveChild(void) const ;
  76
  77   // Get the client window
  78   inline wxMDIClientWindow *GetClientWindow(void) const ;
  79
  80   // Create the client window class (don't Create the window,
  81   // just return a new class)
  82   virtual wxMDIClientWindow *OnCreateClient(void) ;
  83
  84   inline WXHMENU GetWindowMenu(void) const ;
  85
  86   // MDI operations
  87   virtual void Cascade(void);
  88   virtual void Tile(void);
  89   virtual void ArrangeIcons(void);
  90   virtual void ActivateNext(void);
  91   virtual void ActivatePrevious(void);
  92
  93   // Handlers
  94   void MSWOnSize(int x, int y, WXUINT flag);
  95   bool MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control);
  96   void MSWOnMenuHighlight(WXWORD item, WXWORD flags, WXHMENU sysmenu);
  97   bool MSWProcessMessage(WXMSG *msg);
  98   bool MSWTranslateMessage(WXMSG *msg);
  99   void MSWOnCreate(WXLPCREATESTRUCT cs);
 100   long MSWDefWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 101   bool MSWOnEraseBkgnd(WXHDC pDC);
 102   bool MSWOnDestroy(void);
 103   bool MSWOnActivate(int state, bool minimized, WXHWND activate);
 104
 105   // Responds to colour changes
 106   void OnSysColourChanged(wxSysColourChangedEvent& event);
 107
 108  protected:
 109     wxMDIClientWindow *             m_clientWindow;
 110     wxMDIChildFrame *               m_currentChild;
 111     WXHMENU                         m_windowMenu;
 112     bool                            m_parentFrameActive; // TRUE if MDI Frame is intercepting
 113                                                          // commands, not child
 114 DECLARE_EVENT_TABLE()
 115 };
 116
 117 // Inlines
 118 inline wxMDIClientWindow *wxMDIParentFrame::GetClientWindow(void) const { return m_clientWindow; }
 119 inline WXHMENU wxMDIParentFrame::GetWindowMenu(void) const { return m_windowMenu; }
 120
 121 class WXDLLEXPORT wxMDIChildFrame: public wxFrame
 122 {
 123   DECLARE_DYNAMIC_CLASS(wxMDIChildFrame)
 124  public:
 125
 126   wxMDIChildFrame(void);
 127   inline wxMDIChildFrame(wxMDIParentFrame *parent,
 128            wxWindowID id,
 129            const wxString& title,
 130            const wxPoint& pos = wxDefaultPosition,
 131            const wxSize& size = wxDefaultSize,
 132            long style = wxDEFAULT_FRAME_STYLE,
 133            const wxString& name = wxFrameNameStr)
 134   {
 135       Create(parent, id, title, pos, size, style, name);
 136   }
 137
 138   ~wxMDIChildFrame(void);
 139
 140   bool Create(wxMDIParentFrame *parent,
 141            wxWindowID id,
 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   // Set menu bar
 149   void SetMenuBar(wxMenuBar *menu_bar);
 150
 151   void SetClientSize(int width, int height);
 152   void SetClientSize(const wxSize& sz) { wxWindow::SetClientSize(sz); }
 153
 154   void GetPosition(int *x, int *y) const ;
 155   wxPoint GetPosition() const { return wxWindow::GetPosition(); }
 156
 157   // MDI operations
 158   virtual void Maximize(void);
 159   virtual void Restore(void);
 160   virtual void Activate(void);
 161
 162   // Handlers
 163
 164     long MSWOnMDIActivate(long bActivate, WXHWND, WXHWND);
 165     void MSWOnSize(int x, int y, WXUINT);
 166     void MSWOnWindowPosChanging(void *lpPos);
 167     bool MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control);
 168     long MSWDefWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 169     bool MSWProcessMessage(WXMSG *msg);
 170     bool MSWTranslateMessage(WXMSG *msg);
 171     void MSWDestroyWindow(void);
 172
 173     // Implementation
 174     bool ResetWindowStyle(void *vrect);
 175  protected:
 176 //    bool            m_active;
 177 };
 178
 179 class WXDLLEXPORT wxMDIClientWindow: public wxWindow
 180 {
 181   DECLARE_DYNAMIC_CLASS(wxMDIClientWindow)
 182  public:
 183
 184   wxMDIClientWindow(void) ;
 185   inline wxMDIClientWindow(wxMDIParentFrame *parent, long style = 0)
 186   {
 187       CreateClient(parent, style);
 188   }
 189
 190   ~wxMDIClientWindow(void);
 191
 192   // Note: this is virtual, to allow overridden behaviour.
 193   virtual bool CreateClient(wxMDIParentFrame *parent, long style = wxVSCROLL | wxHSCROLL);
 194
 195   // Explicitly call default scroll behaviour
 196   void OnScroll(wxScrollEvent& event);
 197
 198   // Window procedure
 199   virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
 200
 201   // Calls an appropriate default window procedure
 202   virtual long MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
 203
 204   // Should hand the message to the default proc
 205   long MSWOnMDIActivate(long bActivate, WXHWND, WXHWND);
 206
 207 protected:
 208     int m_scrollX;
 209     int m_scrollY;
 210 DECLARE_EVENT_TABLE()
 211 };
 212
 213 #endif
 214     // _WX_MDI_H_