include/wx/msw/window.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        window.h
   3 // Purpose:     wxWindow class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_WINDOW_H_
  13 #define _WX_WINDOW_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "window.h"
  17 #endif
  18
  19 #include "wx/gdicmn.h"
  20 #include "wx/icon.h"
  21 #include "wx/cursor.h"
  22 #include "wx/pen.h"
  23 #include "wx/font.h"
  24 #include "wx/validate.h"
  25 #include "wx/event.h"
  26 #include "wx/string.h"
  27 #include "wx/list.h"
  28 #include "wx/region.h"
  29 #include "wx/msw/accel.h"
  30
  31 #define wxKEY_SHIFT     1
  32 #define wxKEY_CTRL      2
  33
  34 /*
  35  * Base class for frame, panel, canvas, panel items, dialog box.
  36  *
  37  */
  38
  39 /*
  40  * Event handler: windows have themselves as their event handlers
  41  * by default, but their event handlers could be set to another
  42  * object entirely. This separation can reduce the amount of
  43  * derivation required, and allow alteration of a window's functionality
  44  * (e.g. by a resource editor that temporarily switches event handlers).
  45  */
  46
  47 class WXDLLEXPORT wxWindow;
  48 class WXDLLEXPORT wxEvent;
  49 class WXDLLEXPORT wxCommandEvent;
  50 class WXDLLEXPORT wxKeyEvent;
  51 class WXDLLEXPORT wxControl;
  52 class WXDLLEXPORT wxCursor;
  53 class WXDLLEXPORT wxColourMap;
  54 class WXDLLEXPORT wxFont;
  55 class WXDLLEXPORT wxMenu;
  56 class WXDLLEXPORT wxRect;
  57 class WXDLLEXPORT wxBitmap;
  58 class WXDLLEXPORT wxSizer;
  59 class WXDLLEXPORT wxList;
  60 class WXDLLEXPORT wxLayoutConstraints;
  61 class WXDLLEXPORT wxMouseEvent;
  62 class WXDLLEXPORT wxButton;
  63 class WXDLLEXPORT wxColour;
  64 class WXDLLEXPORT wxBrush;
  65 class WXDLLEXPORT wxPen;
  66 class WXDLLEXPORT wxIcon;
  67 class WXDLLEXPORT wxDC;
  68 class WXDLLEXPORT wxValidator;
  69
  70 #if wxUSE_DRAG_AND_DROP
  71 class WXDLLEXPORT wxDropTarget;
  72 #endif
  73
  74 #if wxUSE_WX_RESOURCES
  75 class WXDLLEXPORT wxResourceTable;
  76 class WXDLLEXPORT wxItemResource;
  77 #endif
  78
  79 WXDLLEXPORT_DATA(extern const char*) wxPanelNameStr;
  80
  81 WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize;
  82 WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition;
  83
  84 class WXDLLEXPORT wxWindow : public wxEvtHandler
  85 {
  86   DECLARE_ABSTRACT_CLASS(wxWindow)
  87
  88   friend class wxDC;
  89   friend class wxPaintDC;
  90
  91 public:
  92   wxWindow();
  93   wxWindow(wxWindow *parent, wxWindowID id,
  94            const wxPoint& pos = wxDefaultPosition,
  95            const wxSize& size = wxDefaultSize,
  96            long style = 0,
  97            const wxString& name = wxPanelNameStr)
  98   {
  99       Create(parent, id, pos, size, style, name);
 100   }
 101
 102   virtual ~wxWindow();
 103
 104   bool Create(wxWindow *parent, wxWindowID id,
 105            const wxPoint& pos = wxDefaultPosition,
 106            const wxSize& size = wxDefaultSize,
 107            long style = 0,
 108            const wxString& name = wxPanelNameStr);
 109
 110   // Fit the window around the items
 111   virtual void Fit();
 112
 113   // Show or hide the window
 114   virtual bool Show(bool show);
 115
 116   // Is the window shown?
 117   virtual bool IsShown() const;
 118
 119   // Raise the window to the top of the Z order
 120   virtual void Raise();
 121
 122   // Lower the window to the bottom of the Z order
 123   virtual void Lower();
 124
 125   // Is the window enabled?
 126   virtual bool IsEnabled() const;
 127
 128   // For compatibility
 129   inline bool Enabled() const { return IsEnabled(); }
 130
 131   // Dialog support: override these and call
 132   // base class members to add functionality
 133   // that can't be done using validators.
 134
 135   // Transfer values to controls. If returns FALSE,
 136   // it's an application error (pops up a dialog)
 137   virtual bool TransferDataToWindow();
 138
 139   // Transfer values from controls. If returns FALSE,
 140   // transfer failed: don't quit
 141   virtual bool TransferDataFromWindow();
 142
 143   // Validate controls. If returns FALSE,
 144   // validation failed: don't quit
 145   virtual bool Validate();
 146
 147   // Return code for dialogs
 148   inline void SetReturnCode(int retCode);
 149   inline int GetReturnCode();
 150
 151   // Set the cursor
 152   virtual void SetCursor(const wxCursor& cursor);
 153   inline virtual wxCursor *GetCursor() const { return (wxCursor *)& m_windowCursor; };
 154
 155   // Get the window with the focus
 156   static wxWindow *FindFocus();
 157
 158   // Get character size
 159   virtual int GetCharHeight() const;
 160   virtual int GetCharWidth() const;
 161
 162   // Get overall window size
 163   virtual void GetSize(int *width, int *height) const;
 164
 165   // Get window position, relative to parent (or screen if no parent)
 166   virtual void GetPosition(int *x, int *y) const;
 167
 168   // Get client (application-useable) size
 169   virtual void GetClientSize(int *width, int *height) const;
 170
 171   // Set overall size and position
 172   virtual void SetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO);
 173   inline virtual void SetSize(int width, int height) { SetSize(-1, -1, width, height, wxSIZE_USE_EXISTING); }
 174   inline virtual void Move(int x, int y) { SetSize(x, y, -1, -1, wxSIZE_USE_EXISTING); }
 175
 176   // Set client size
 177   virtual void SetClientSize(int width, int size);
 178
 179   // Convert client to screen coordinates
 180   virtual void ClientToScreen(int *x, int *y) const;
 181
 182   // Convert screen to client coordinates
 183   virtual void ScreenToClient(int *x, int *y) const;
 184
 185   // Set the focus to this window
 186   virtual void SetFocus();
 187
 188   // Capture/release mouse
 189   virtual void CaptureMouse();
 190   virtual void ReleaseMouse();
 191
 192   // Enable or disable the window
 193   virtual void Enable(bool enable);
 194
 195 #if wxUSE_DRAG_AND_DROP
 196   // Associate a drop target with this window (if the window already had a drop
 197   // target, it's deleted!) and return the current drop target (may be NULL).
 198   void          SetDropTarget(wxDropTarget *pDropTarget);
 199   wxDropTarget *GetDropTarget() const { return m_pDropTarget; }
 200 #endif
 201
 202   // Accept files for dragging
 203   virtual void DragAcceptFiles(bool accept);
 204
 205   // Update region access
 206   virtual wxRegion GetUpdateRegion() const;
 207   virtual bool IsExposed(int x, int y, int w, int h) const;
 208   virtual bool IsExposed(const wxPoint& pt) const;
 209   virtual bool IsExposed(const wxRect& rect) const;
 210
 211   // Set/get the window title
 212   virtual inline void SetTitle(const wxString& WXUNUSED(title)) {};
 213   inline virtual wxString GetTitle() const { return wxString(""); };
 214   // Most windows have the concept of a label; for frames, this is the
 215   // title; for items, this is the label or button text.
 216   inline virtual wxString GetLabel() const { return GetTitle(); }
 217
 218   // Set/get the window name (used for resource setting in X)
 219   inline virtual wxString GetName() const;
 220   inline virtual void SetName(const wxString& name);
 221
 222   // Centre the window
 223   virtual void Centre(int direction) ;
 224   inline void Center(int direction = wxHORIZONTAL) { Centre(direction); }
 225
 226   // Popup a menu
 227   virtual bool PopupMenu(wxMenu *menu, int x, int y);
 228
 229   // Send the window a refresh event
 230   virtual void Refresh(bool eraseBack = TRUE, const wxRect *rect = NULL);
 231
 232 #if WXWIN_COMPATIBILITY
 233   // Set/get scroll attributes
 234   virtual void SetScrollRange(int orient, int range, bool refresh = TRUE);
 235   virtual void SetScrollPage(int orient, int page, bool refresh = TRUE);
 236   virtual int OldGetScrollRange(int orient) const;
 237   virtual int GetScrollPage(int orient) const;
 238 #endif
 239
 240   // New functions that will replace the above.
 241   virtual void SetScrollbar(int orient, int pos, int thumbVisible,
 242     int range, bool refresh = TRUE);
 243
 244   virtual void SetScrollPos(int orient, int pos, bool refresh = TRUE);
 245   virtual int GetScrollPos(int orient) const;
 246   virtual int GetScrollRange(int orient) const;
 247   virtual int GetScrollThumb(int orient) const;
 248
 249   virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL);
 250
 251   // Caret manipulation
 252   virtual void CreateCaret(int w, int h);
 253   virtual void CreateCaret(const wxBitmap *bitmap);
 254   virtual void DestroyCaret();
 255   virtual void ShowCaret(bool show);
 256   virtual void SetCaretPos(int x, int y);
 257   virtual void GetCaretPos(int *x, int *y) const;
 258
 259   // Tell window how much it can be sized
 260   virtual void SetSizeHints(int minW = -1, int minH = -1, int maxW = -1, int maxH = -1, int incW = -1, int incH = -1);
 261
 262   // Set/get the window's identifier
 263   inline int GetId() const;
 264   inline void SetId(int id);
 265
 266   // Make the window modal (all other windows unresponsive)
 267   virtual void MakeModal(bool modal);
 268
 269   // Get the private handle (platform-dependent)
 270   inline void *GetHandle() const;
 271
 272   // Set/get the window's relatives
 273   inline wxWindow *GetParent() const;
 274   inline void SetParent(wxWindow *p) ;
 275   inline wxWindow *GetGrandParent() const;
 276   inline wxList *GetChildren() const;
 277
 278   // Set/get the window's font
 279   virtual void SetFont(const wxFont& f);
 280   inline virtual wxFont *GetFont() const;
 281
 282   // Set/get the window's validator
 283   void SetValidator(const wxValidator& validator);
 284   inline wxValidator *GetValidator() const;
 285
 286   // Set/get the window's style
 287   inline void SetWindowStyleFlag(long flag);
 288   inline long GetWindowStyleFlag() const;
 289
 290   // Set/get double-clickability
 291   // TODO: we probably wish to get rid of this, and
 292   // always allow double clicks.
 293   inline void SetDoubleClick(bool flag);
 294   inline bool GetDoubleClick() const;
 295   inline void AllowDoubleClick(bool value)  { SetDoubleClick(value); }
 296
 297   // Handle a control command
 298   virtual void OnCommand(wxWindow& win, wxCommandEvent& event);
 299
 300   // Set/get event handler
 301   inline void SetEventHandler(wxEvtHandler *handler);
 302   inline wxEvtHandler *GetEventHandler() const;
 303
 304   // Push/pop event handler (i.e. allow a chain of event handlers
 305   // be searched)
 306   void PushEventHandler(wxEvtHandler *handler) ;
 307   wxEvtHandler *PopEventHandler(bool deleteHandler = FALSE) ;
 308
 309   // Close the window by calling OnClose, posting a deletion
 310   virtual bool Close(bool force = FALSE);
 311
 312   // Destroy the window (delayed, if a managed window)
 313   virtual bool Destroy() ;
 314
 315   // Mode for telling default OnSize members to
 316   // call Layout(), if not using Sizers, just top-down constraints
 317   inline void SetAutoLayout(bool a);
 318   inline bool GetAutoLayout() const;
 319
 320   // Set/get constraints
 321   inline wxLayoutConstraints *GetConstraints() const;
 322   void SetConstraints(wxLayoutConstraints *c);
 323
 324   // Set/get window background colour
 325   inline virtual void SetBackgroundColour(const wxColour& col);
 326   inline virtual wxColour GetBackgroundColour() const;
 327
 328   // Set/get window foreground colour
 329   inline virtual void SetForegroundColour(const wxColour& col);
 330   inline virtual wxColour GetForegroundColour() const;
 331
 332   // For backward compatibility
 333   inline virtual void SetButtonFont(const wxFont& font) { SetFont(font); }
 334   inline virtual void SetLabelFont(const wxFont& font) { SetFont(font); }
 335   inline virtual wxFont  *GetLabelFont() const { return GetFont(); };
 336   inline virtual wxFont  *GetButtonFont() const { return GetFont(); };
 337
 338   // Get the default button, if there is one
 339   inline virtual wxButton *GetDefaultItem() const;
 340   inline virtual void SetDefaultItem(wxButton *but);
 341
 342   virtual void SetAcceleratorTable(const wxAcceleratorTable& accel);
 343   inline virtual wxAcceleratorTable& GetAcceleratorTable() const { return (wxAcceleratorTable&) m_acceleratorTable; }
 344
 345   // Override to define new behaviour for default action (e.g. double clicking
 346   // on a listbox)
 347   virtual void OnDefaultAction(wxControl *initiatingItem);
 348
 349   // Resource loading
 350 #if wxUSE_WX_RESOURCES
 351   virtual bool LoadFromResource(wxWindow *parent, const wxString& resourceName, const wxResourceTable *table = NULL);
 352   virtual wxControl *CreateItem(const wxItemResource* childResource, const wxItemResource* parentResource, const wxResourceTable *table = NULL);
 353 #endif
 354
 355   // Native resource loading
 356   virtual bool LoadNativeDialog(wxWindow* parent, wxWindowID& id);
 357   virtual bool LoadNativeDialog(wxWindow* parent, const wxString& name);
 358   virtual wxWindow* GetWindowChild1(wxWindowID& id);
 359   virtual wxWindow* GetWindowChild(wxWindowID& id);
 360
 361   virtual void GetTextExtent(const wxString& string, int *x, int *y,
 362                              int *descent = NULL,
 363                              int *externalLeading = NULL,
 364                              const wxFont *theFont = NULL, bool use16 = FALSE) const;
 365
 366   // Is the window retained?
 367   inline bool IsRetained() const;
 368
 369   // Warp the pointer the given position
 370   virtual void WarpPointer(int x_pos, int y_pos) ;
 371
 372   // Clear the window
 373   virtual void Clear();
 374
 375   // Find a window by id or name
 376   virtual wxWindow *FindWindow(long id);
 377   virtual wxWindow *FindWindow(const wxString& name);
 378
 379   // Constraint operations
 380   bool Layout();
 381   void SetSizer(wxSizer *sizer);    // Adds sizer child to this window
 382   inline wxSizer *GetSizer() const ;
 383   inline wxWindow *GetSizerParent() const ;
 384   inline void SetSizerParent(wxWindow *win);
 385
 386   // Do Update UI processing for controls
 387   void UpdateWindowUI();
 388
 389   void OnEraseBackground(wxEraseEvent& event);
 390   void OnChar(wxKeyEvent& event);
 391   void OnPaint(wxPaintEvent& event);
 392   void OnIdle(wxIdleEvent& event);
 393
 394   // Does this window want to accept keyboard focus?
 395   virtual bool AcceptsFocus() const;
 396
 397   virtual void PrepareDC( wxDC &dc ) {};
 398 public:
 399   ////////////////////////////////////////////////////////////////////////
 400   //// IMPLEMENTATION
 401
 402   // For implementation purposes - sometimes decorations make the client area
 403   // smaller
 404   virtual wxPoint GetClientAreaOrigin() const;
 405
 406   // Makes an adjustment to the window position (for example, a frame that has
 407   // a toolbar that it manages itself).
 408   virtual void AdjustForParentClientOrigin(int& x, int& y, int sizeFlags);
 409
 410   // Windows subclassing
 411   void SubclassWin(WXHWND hWnd);
 412   void UnsubclassWin();
 413   virtual long Default();
 414   virtual bool MSWCommand(WXUINT param, WXWORD id);
 415
 416   // returns TRUE if the event was processed
 417   virtual bool MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result);
 418
 419   virtual wxWindow *FindItem(int id) const;
 420   virtual wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = FALSE) const ;
 421   virtual void PreDelete(WXHDC dc);              // Allows system cleanup
 422   // TO DO: how many of these need to be virtual?
 423   virtual WXHWND GetHWND() const ;
 424   virtual void SetHWND(WXHWND hWnd);
 425
 426   // Make a Windows extended style from the given wxWindows window style
 427   virtual WXDWORD MakeExtendedStyle(long style, bool eliminateBorders = TRUE);
 428   // Determine whether 3D effects are wanted
 429   virtual WXDWORD Determine3DEffects(WXDWORD defaultBorderStyle, bool *want3D);
 430
 431   virtual void AddChild(wxWindow *child);         // Adds reference to the child object
 432   virtual void RemoveChild(wxWindow *child);   // Removes reference to child
 433                                        // (but doesn't delete the child object)
 434   virtual void DestroyChildren();  // Removes and destroys all children
 435
 436   inline bool IsBeingDeleted();
 437
 438   // MSW only: TRUE if this control is part of the main control
 439   virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return FALSE; };
 440
 441   // Constraint implementation
 442   void UnsetConstraints(wxLayoutConstraints *c);
 443   inline wxList *GetConstraintsInvolvedIn() const ;
 444   // Back-pointer to other windows we're involved with, so if we delete
 445   // this window, we must delete any constraints we're involved with.
 446   void AddConstraintReference(wxWindow *otherWin);
 447   void RemoveConstraintReference(wxWindow *otherWin);
 448   void DeleteRelatedConstraints();
 449
 450   virtual void ResetConstraints();
 451   virtual void SetConstraintSizes(bool recurse = TRUE);
 452   virtual bool LayoutPhase1(int *noChanges);
 453   virtual bool LayoutPhase2(int *noChanges);
 454   virtual bool DoPhase(int);
 455   // Transforms from sizer coordinate space to actual
 456   // parent coordinate space
 457   virtual void TransformSizerToActual(int *x, int *y) const ;
 458
 459   // Set size with transformation to actual coordinates if nec.
 460   virtual void SizerSetSize(int x, int y, int w, int h);
 461   virtual void SizerMove(int x, int y);
 462
 463   // Only set/get the size/position of the constraint (if any)
 464   virtual void SetSizeConstraint(int x, int y, int w, int h);
 465   virtual void MoveConstraint(int x, int y);
 466   virtual void GetSizeConstraint(int *w, int *h) const ;
 467   virtual void GetClientSizeConstraint(int *w, int *h) const ;
 468   virtual void GetPositionConstraint(int *x, int *y) const ;
 469
 470   // Dialog units translations. Implemented in wincmn.cpp.
 471   wxPoint ConvertPixelsToDialog(const wxPoint& pt) ;
 472   wxPoint ConvertDialogToPixels(const wxPoint& pt) ;
 473   inline wxSize ConvertPixelsToDialog(const wxSize& sz)
 474   { wxPoint pt(ConvertPixelsToDialog(wxPoint(sz.x, sz.y))); return wxSize(pt.x, pt.y); }
 475   inline wxSize ConvertDialogToPixels(const wxSize& sz)
 476   { wxPoint pt(ConvertDialogToPixels(wxPoint(sz.x, sz.y))); return wxSize(pt.x, pt.y); }
 477
 478   wxObject *GetChild(int number) const ;
 479
 480   void MSWCreate(int id, wxWindow *parent, const char *wclass, wxWindow *wx_win, const char *title,
 481                int x, int y, int width, int height,
 482                WXDWORD style, const char *dialog_template = NULL,
 483                WXDWORD exendedStyle = 0);
 484
 485   // Actually defined in wx_canvs.cc since requires wxCanvas declaration
 486   virtual void MSWDeviceToLogical(float *x, float *y) const ;
 487
 488   // Create an appropriate wxWindow from a HWND
 489   virtual wxWindow* CreateWindowFromHWND(wxWindow* parent, WXHWND hWnd);
 490
 491   // Make sure the window style reflects the HWND style (roughly)
 492   virtual void AdoptAttributesFromHWND();
 493
 494   // Setup background and foreground colours correctly
 495   virtual void SetupColours();
 496
 497   // Saves the last message information before calling base version
 498   virtual bool ProcessEvent(wxEvent& event);
 499
 500   // Handlers
 501   virtual void MSWOnCreate(WXLPCREATESTRUCT cs);
 502   virtual bool MSWOnPaint();
 503   virtual WXHICON MSWOnQueryDragIcon() { return 0; }
 504   virtual void MSWOnSize(int x, int y, WXUINT flag);
 505   virtual void MSWOnWindowPosChanging(void *lpPos);
 506   virtual void MSWOnHScroll(WXWORD nSBCode, WXWORD pos, WXHWND control);
 507   virtual void MSWOnVScroll(WXWORD nSBCode, WXWORD pos, WXHWND control);
 508   virtual bool MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control);
 509   virtual long MSWOnSysCommand(WXWPARAM wParam, WXLPARAM lParam);
 510   virtual long MSWOnNotify(WXWPARAM wParam, WXLPARAM lParam);
 511   virtual WXHBRUSH MSWOnCtlColor(WXHDC dc, WXHWND pWnd, WXUINT nCtlColor,
 512                               WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 513   virtual bool MSWOnColorChange(WXHWND hWnd, WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 514   virtual long MSWOnPaletteChanged(WXHWND hWndPalChange);
 515   virtual long MSWOnQueryNewPalette();
 516   virtual bool MSWOnEraseBkgnd(WXHDC pDC);
 517   virtual void MSWOnMenuHighlight(WXWORD item, WXWORD flags, WXHMENU sysmenu);
 518   virtual void MSWOnInitMenuPopup(WXHMENU menu, int pos, bool isSystem);
 519   virtual bool MSWOnClose();
 520   // Return TRUE to end session, FALSE to veto end session.
 521   virtual bool MSWOnQueryEndSession(long logOff);
 522   virtual bool MSWOnEndSession(bool endSession, long logOff);
 523   virtual bool MSWOnDestroy();
 524   virtual bool MSWOnSetFocus(WXHWND wnd);
 525   virtual bool MSWOnKillFocus(WXHWND wnd);
 526   virtual void MSWOnDropFiles(WXWPARAM wParam);
 527   virtual bool MSWOnInitDialog(WXHWND hWndFocus);
 528   virtual void MSWOnShow(bool show, int status);
 529
 530   // TODO: rationalise these functions into 1 or 2 which take the
 531   // event type as argument.
 532   virtual void MSWOnLButtonDown(int x, int y, WXUINT flags);
 533   virtual void MSWOnLButtonUp(int x, int y, WXUINT flags);
 534   virtual void MSWOnLButtonDClick(int x, int y, WXUINT flags);
 535
 536   virtual void MSWOnMButtonDown(int x, int y, WXUINT flags);
 537   virtual void MSWOnMButtonUp(int x, int y, WXUINT flags);
 538   virtual void MSWOnMButtonDClick(int x, int y, WXUINT flags);
 539
 540   virtual void MSWOnRButtonDown(int x, int y, WXUINT flags);
 541   virtual void MSWOnRButtonUp(int x, int y, WXUINT flags);
 542   virtual void MSWOnRButtonDClick(int x, int y, WXUINT flags);
 543
 544   virtual void MSWOnMouseMove(int x, int y, WXUINT flags);
 545   virtual void MSWOnMouseEnter(int x, int y, WXUINT flags);
 546   virtual void MSWOnMouseLeave(int x, int y, WXUINT flags);
 547
 548   virtual void MSWOnChar(WXWORD wParam, WXLPARAM lParam, bool isASCII = FALSE);
 549
 550   virtual bool MSWOnActivate(int flag, bool minimized, WXHWND activate);
 551   virtual long MSWOnMDIActivate(long flag, WXHWND activate, WXHWND deactivate);
 552
 553   virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item);
 554   virtual bool MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *item);
 555
 556   virtual void MSWOnJoyDown(int joystick, int x, int y, WXUINT flags);
 557   virtual void MSWOnJoyUp(int joystick, int x, int y, WXUINT flags);
 558   virtual void MSWOnJoyMove(int joystick, int x, int y, WXUINT flags);
 559   virtual void MSWOnJoyZMove(int joystick, int z, WXUINT flags);
 560
 561   virtual long MSWGetDlgCode();
 562
 563   // Window procedure
 564   virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
 565
 566   // Calls an appropriate default window procedure
 567   virtual long MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
 568   virtual bool MSWProcessMessage(WXMSG* pMsg);
 569   virtual bool MSWTranslateMessage(WXMSG* pMsg);
 570   virtual void MSWDestroyWindow();
 571
 572   // Detach "Window" menu from menu bar so it doesn't get deleted
 573   void MSWDetachWindowMenu();
 574
 575   inline WXFARPROC MSWGetOldWndProc() const;
 576   inline void MSWSetOldWndProc(WXFARPROC proc);
 577
 578   // Define for each class of dialog and control
 579   virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 580                         WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 581
 582   inline void SetShowing(bool show);
 583   inline bool IsUserEnabled() const;
 584   inline bool GetUseCtl3D() const ;
 585   inline bool GetTransparentBackground() const ;
 586
 587   // Responds to colour changes: passes event on to children.
 588   void OnSysColourChanged(wxSysColourChangedEvent& event);
 589
 590   // Transfers data to any child controls
 591   void OnInitDialog(wxInitDialogEvent& event);
 592
 593   // Sends an OnInitDialog event, which in turns transfers data to
 594   // to the window via validators.
 595   virtual void InitDialog();
 596
 597   ////////////////////////////////////////////////////////////////////////
 598   //// PROTECTED DATA
 599 protected:
 600   wxAcceleratorTable    m_acceleratorTable;
 601   int                   m_windowId;
 602   long                  m_windowStyle;                  // Store the window's style
 603   wxEvtHandler *        m_windowEventHandler;   // Usually is 'this'
 604   wxLayoutConstraints * m_constraints;           // Constraints for this window
 605   wxList *              m_constraintsInvolvedIn; // List of constraints we're involved in
 606   wxSizer *             m_windowSizer;                       // Window's top-level sizer (if any)
 607   wxWindow *            m_sizerParent;                      // Window's parent sizer (if any)
 608   bool                  m_autoLayout;                            // Whether to call Layout() in OnSize
 609   wxWindow *            m_windowParent;                     // Each window always knows its parent
 610   wxValidator *         m_windowValidator;
 611   // Old window proc, for subclassed controls
 612   WXFARPROC             m_oldWndProc;
 613   bool                  m_useCtl3D;             // Using CTL3D for this control
 614
 615   bool                  m_inOnSize;                     // Protection against OnSize reentry
 616 #ifndef _WX_WIN32__
 617   // Pointer to global memory, for EDIT controls that need
 618   // special treatment to reduce USER area consumption.
 619   WXHGLOBAL             m_globalHandle;
 620 #endif
 621
 622   bool                  m_winEnabled;
 623   int                   m_minSizeX;
 624   int                   m_minSizeY;
 625   int                   m_maxSizeX;
 626   int                   m_maxSizeY;
 627
 628   // Caret data
 629   int                   m_caretWidth;
 630   int                   m_caretHeight;
 631   bool                  m_caretEnabled;
 632   bool                  m_caretShown;
 633   wxFont                m_windowFont;                               // Window's font
 634   bool                  m_isShown;
 635   bool                  m_doubleClickAllowed ;
 636   wxCursor              m_windowCursor;                        // Window's cursor
 637   bool                  m_winCaptured;
 638   wxString              m_windowName;                            // Window name
 639
 640 #if wxUSE_EXTENDED_STATICS
 641   wxList                m_staticItems;
 642 #endif
 643
 644   wxButton *            m_defaultItem;
 645   wxColour              m_backgroundColour ;
 646   wxColour              m_foregroundColour ;
 647   bool                  m_backgroundTransparent;
 648
 649   int                   m_xThumbSize;
 650   int                   m_yThumbSize;
 651
 652   float                 m_lastXPos;
 653   float                 m_lastYPos;
 654   int                   m_lastEvent;
 655
 656   bool                  m_mouseInWindow;
 657
 658 #if wxUSE_DRAG_AND_DROP
 659   wxDropTarget         *m_pDropTarget;    // the current drop target or NULL
 660 #endif  //USE_DRAG_AND_DROP
 661
 662 public:
 663   WXHWND                m_hWnd;                         // MS Windows window handle
 664   WXUINT                m_lastMsg;
 665   WXWPARAM              m_lastWParam;
 666   WXLPARAM              m_lastLParam;
 667
 668   wxRegion              m_updateRegion;
 669 /*
 670   wxRect           m_updateRect;             // Bounding box for screen damage area
 671 #ifdef __WIN32__
 672   WXHRGN                m_updateRgn;                  // NT allows access to the rectangle list
 673 #endif
 674 */
 675
 676 //  WXHANDLE              m_acceleratorTable;
 677   WXHMENU               m_hMenu; // Menu, if any
 678   wxList *              m_children;                           // Window's children
 679   int                   m_returnCode;
 680   bool                  m_isBeingDeleted; // Fudge because can't access parent
 681                         // when being deleted
 682
 683 private:
 684     // common part of all ctors
 685     void Init();
 686
 687     DECLARE_EVENT_TABLE()
 688 };
 689
 690 ////////////////////////////////////////////////////////////////////////
 691 //// INLINES
 692
 693 inline void *wxWindow::GetHandle() const { return (void *)GetHWND(); }
 694 inline int wxWindow::GetId() const { return m_windowId; }
 695 inline void wxWindow::SetId(int id) { m_windowId = id; }
 696 inline wxWindow *wxWindow::GetParent() const { return m_windowParent; }
 697 inline void wxWindow::SetParent(wxWindow *p) { m_windowParent = p; }
 698 inline wxWindow *wxWindow::GetGrandParent() const { return (m_windowParent ? m_windowParent->m_windowParent : NULL); }
 699 inline wxList *wxWindow::GetChildren() const { return m_children; }
 700 inline wxFont *wxWindow::GetFont() const { return (wxFont *) & m_windowFont; }
 701 inline wxString wxWindow::GetName() const { return m_windowName; }
 702 inline void wxWindow::SetName(const wxString& name) { m_windowName = name; }
 703 inline long wxWindow::GetWindowStyleFlag() const { return m_windowStyle; }
 704 inline void wxWindow::SetWindowStyleFlag(long flag) { m_windowStyle = flag; }
 705 inline void wxWindow::SetDoubleClick(bool flag) { m_doubleClickAllowed = flag; }
 706 inline bool wxWindow::GetDoubleClick() const { return m_doubleClickAllowed; }
 707 inline void wxWindow::SetEventHandler(wxEvtHandler *handler) { m_windowEventHandler = handler; }
 708 inline wxEvtHandler *wxWindow::GetEventHandler() const { return m_windowEventHandler; }
 709 inline void wxWindow::SetAutoLayout(bool a) { m_autoLayout = a; }
 710 inline bool wxWindow::GetAutoLayout() const { return m_autoLayout; }
 711 inline wxLayoutConstraints *wxWindow::GetConstraints() const { return m_constraints; }
 712 inline void wxWindow::SetBackgroundColour(const wxColour& col) { m_backgroundColour = col; };
 713 inline wxColour wxWindow::GetBackgroundColour() const { return m_backgroundColour; };
 714 inline void wxWindow::SetForegroundColour(const wxColour& col) { m_foregroundColour = col; };
 715 inline wxColour wxWindow::GetForegroundColour() const { return m_foregroundColour; };
 716
 717 inline wxButton *wxWindow::GetDefaultItem() const { return m_defaultItem; }
 718 inline void wxWindow::SetDefaultItem(wxButton *but) { m_defaultItem = but; }
 719 inline bool wxWindow::IsRetained() const { return ((m_windowStyle & wxRETAINED) == wxRETAINED); }
 720
 721 inline void wxWindow::SetShowing(bool show) { m_isShown = show; }
 722 inline wxList *wxWindow::GetConstraintsInvolvedIn() const { return m_constraintsInvolvedIn; }
 723 inline wxSizer *wxWindow::GetSizer() const { return m_windowSizer; }
 724 inline wxWindow *wxWindow::GetSizerParent() const { return m_sizerParent; }
 725 inline void wxWindow::SetSizerParent(wxWindow *win) { m_sizerParent = win; }
 726 inline WXFARPROC wxWindow::MSWGetOldWndProc() const { return m_oldWndProc; }
 727 inline void wxWindow::MSWSetOldWndProc(WXFARPROC proc) { m_oldWndProc = proc; }
 728 inline wxValidator *wxWindow::GetValidator() const { return m_windowValidator; }
 729 inline bool wxWindow::IsUserEnabled() const { return m_winEnabled; }
 730 inline bool wxWindow::GetUseCtl3D() const { return m_useCtl3D; }
 731 inline bool wxWindow::GetTransparentBackground() const { return m_backgroundTransparent; }
 732 inline void wxWindow::SetReturnCode(int retCode) { m_returnCode = retCode; }
 733 inline int wxWindow::GetReturnCode() { return m_returnCode; }
 734 inline bool wxWindow::IsBeingDeleted() { return m_isBeingDeleted; }
 735
 736 // Window specific (so far)
 737 WXDLLEXPORT wxWindow* wxGetActiveWindow();
 738
 739 WXDLLEXPORT_DATA(extern wxList) wxTopLevelWindows;
 740
 741 WXDLLEXPORT int wxCharCodeMSWToWX(int keySym);
 742 WXDLLEXPORT int wxCharCodeWXToMSW(int id, bool *IsVirtual);
 743
 744 // Allocates control ids
 745 WXDLLEXPORT int NewControlId();
 746
 747 #endif
 748     // _WX_WINDOW_H_