X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cc2b747254c8ec8eebba7fb63cd5da5d7166c0db..0e0de6b8aa49309ba439fcfd7251967915749c09:/include/wx/msw/window.h diff --git a/include/wx/msw/window.h b/include/wx/msw/window.h index b6dc6f7900..487ad1e542 100644 --- a/include/wx/msw/window.h +++ b/include/wx/msw/window.h @@ -1,8 +1,9 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: window.h +// Name: wx/msw/window.h // Purpose: wxWindow class // Author: Julian Smart -// Modified by: +// Modified by: Vadim Zeitlin on 13.05.99: complete refont of message handling, +// elimination of Default(), ... // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) Julian Smart and Markus Holzem @@ -20,20 +21,12 @@ #pragma interface "window.h" #endif -// windows.h #defines the following identifiers which are also used in wxWin -#ifdef GetCharWidth - #undef GetCharWidth -#endif - -#ifdef FindWindow - #undef FindWindow -#endif - -// --------------------------------------------------------------------------- -// forward declarations -// --------------------------------------------------------------------------- - -class WXDLLEXPORT wxButton; +// [at least] some version of Windows send extra mouse move messages after +// a mouse click or a key press - to temporarily fix this problem, set the +// define below to 1 +// +// a better solution should be found later... +#define wxUSE_MOUSEEVENT_HACK 0 // --------------------------------------------------------------------------- // constants @@ -49,25 +42,24 @@ enum // --------------------------------------------------------------------------- // wxWindow declaration for MSW // --------------------------------------------------------------------------- -class WXDLLEXPORT wxWindow : public wxWindowBase -{ - DECLARE_DYNAMIC_CLASS(wxWindow); +class WXDLLEXPORT wxWindowMSW : public wxWindowBase +{ public: - wxWindow() { Init(); } - - wxWindow(wxWindow *parent, - wxWindowID id, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, - long style = 0, - const wxString& name = wxPanelNameStr) + wxWindowMSW() { Init(); } + + wxWindowMSW(wxWindow *parent, + wxWindowID id, + const wxPoint& pos = wxDefaultPosition, + const wxSize& size = wxDefaultSize, + long style = 0, + const wxString& name = wxPanelNameStr) { Init(); Create(parent, id, pos, size, style, name); } - virtual ~wxWindow(); + virtual ~wxWindowMSW(); bool Create(wxWindow *parent, wxWindowID id, @@ -77,6 +69,9 @@ public: const wxString& name = wxPanelNameStr); // implement base class pure virtuals + virtual void SetTitle( const wxString& title); + virtual wxString GetTitle() const; + virtual void Raise(); virtual void Lower(); @@ -85,7 +80,7 @@ public: virtual void SetFocus(); - virtual bool Reparent( wxWindow *newParent ); + virtual bool Reparent(wxWindowBase *newParent); virtual void WarpPointer(int x, int y); virtual void CaptureMouse(); @@ -93,7 +88,10 @@ public: virtual void Refresh( bool eraseBackground = TRUE, const wxRect *rect = (const wxRect *) NULL ); + virtual void Update(); virtual void Clear(); + virtual void Freeze(); + virtual void Thaw(); virtual bool SetCursor( const wxCursor &cursor ); virtual bool SetFont( const wxFont &font ); @@ -107,10 +105,9 @@ public: const wxFont *theFont = (const wxFont *) NULL) const; - virtual void ClientToScreen( int *x, int *y ) const; - virtual void ScreenToClient( int *x, int *y ) const; - - virtual bool PopupMenu( wxMenu *menu, int x, int y ); +#if wxUSE_MENUS_NATIVE + virtual bool DoPopupMenu( wxMenu *menu, int x, int y ); +#endif // wxUSE_MENUS_NATIVE virtual void SetScrollbar( int orient, int pos, int thumbVisible, int range, bool refresh = TRUE ); @@ -121,6 +118,9 @@ public: virtual void ScrollWindow( int dx, int dy, const wxRect* rect = (wxRect *) NULL ); + virtual bool ScrollLines(int lines); + virtual bool ScrollPages(int pages); + #if wxUSE_DRAG_AND_DROP virtual void SetDropTarget( wxDropTarget *dropTarget ); #endif // wxUSE_DRAG_AND_DROP @@ -134,30 +134,42 @@ public: virtual void SetScrollPage(int orient, int page, bool refresh = TRUE); virtual int OldGetScrollRange(int orient) const; virtual int GetScrollPage(int orient) const; -#endif // WXWIN_COMPATIBILITY - - // caret manipulation (MSW only) - virtual void CreateCaret(int w, int h); - virtual void CreateCaret(const wxBitmap *bitmap); - virtual void DestroyCaret(); - virtual void ShowCaret(bool show); - virtual void SetCaretPos(int x, int y); - virtual void GetCaretPos(int *x, int *y) const; - // event handlers (FIXME: shouldn't they be inside WXWIN_COMPATIBILITY?) + // event handlers // Handle a control command virtual void OnCommand(wxWindow& win, wxCommandEvent& event); // Override to define new behaviour for default action (e.g. double // clicking on a listbox) - virtual void OnDefaultAction(wxControl *initiatingItem); + virtual void OnDefaultAction(wxControl * WXUNUSED(initiatingItem)) { } +#endif // WXWIN_COMPATIBILITY +#if wxUSE_CARET && WXWIN_COMPATIBILITY + // caret manipulation (old MSW only functions, see wxCaret class for the + // new API) + void CreateCaret(int w, int h); + void CreateCaret(const wxBitmap *bitmap); + void DestroyCaret(); + void ShowCaret(bool show); + void SetCaretPos(int x, int y); + void GetCaretPos(int *x, int *y) const; +#endif // wxUSE_CARET + +#ifndef __WXUNIVERSAL__ // Native resource loading (implemented in src/msw/nativdlg.cpp) // FIXME: should they really be all virtual? virtual bool LoadNativeDialog(wxWindow* parent, wxWindowID& id); virtual bool LoadNativeDialog(wxWindow* parent, const wxString& name); - virtual wxWindow* GetWindowChild1(wxWindowID id); - virtual wxWindow* GetWindowChild(wxWindowID id); + wxWindow* GetWindowChild1(wxWindowID id); + wxWindow* GetWindowChild(wxWindowID id); +#endif // __WXUNIVERSAL__ + + // a MSW only function which sends a size event to the window using its + // current size - this has an effect of refreshing the window layout +/* +FUNCTION IS NOW A MEMBER OF wxFrame - gt + void SendSizeEvent(); +*/ // implementation from now on // -------------------------- @@ -165,8 +177,9 @@ public: // simple accessors // ---------------- - WXHWND GetHWND() const { return GetHandle(); } - void SetHWND(WXHWND hWnd) { m_widget = hWnd; } + WXHWND GetHWND() const { return m_hWnd; } + void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; } + virtual WXWidget GetHandle() const { return GetHWND(); } bool GetUseCtl3D() const { return m_useCtl3D; } bool GetTransparentBackground() const { return m_backgroundTransparent; } @@ -174,17 +187,11 @@ public: // event handlers // -------------- + + void OnSetFocus(wxFocusEvent& event); void OnEraseBackground(wxEraseEvent& event); - void OnKeyDown(wxKeyEvent& event); - void OnKeyUp(wxKeyEvent& event); - void OnPaint(wxPaintEvent& event); - void OnChar(wxKeyEvent& event); void OnIdle(wxIdleEvent& event); - - // a window may have a default button - // TODO move into wxPanel and/or wxFrame - wxButton *GetDefaultItem() const { return m_btnDefault; } - void SetDefaultItem(wxButton *btn) { m_btnDefault = btn; } + void OnPaint(wxPaintEvent& event); public: // For implementation purposes - sometimes decorations make the client area @@ -198,130 +205,175 @@ public: // Windows subclassing void SubclassWin(WXHWND hWnd); void UnsubclassWin(); - virtual long Default(); - virtual bool MSWCommand(WXUINT param, WXWORD id); - // returns TRUE if the event was processed - virtual bool MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result); + WXFARPROC MSWGetOldWndProc() const { return m_oldWndProc; } + void MSWSetOldWndProc(WXFARPROC proc) { m_oldWndProc = proc; } - virtual wxWindow *FindItem(int id) const; - virtual wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = FALSE) const ; - virtual void PreDelete(WXHDC dc); // Allows system cleanup + wxWindow *FindItem(long id) const; + wxWindow *FindItemByHWND(WXHWND hWnd, bool controlOnly = FALSE) const; // Make a Windows extended style from the given wxWindows window style - virtual WXDWORD MakeExtendedStyle(long style, bool eliminateBorders = TRUE); + static WXDWORD MakeExtendedStyle(long style, + bool eliminateBorders = FALSE); // Determine whether 3D effects are wanted - virtual WXDWORD Determine3DEffects(WXDWORD defaultBorderStyle, bool *want3D); + WXDWORD Determine3DEffects(WXDWORD defaultBorderStyle, bool *want3D) const; // MSW only: TRUE if this control is part of the main control virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return FALSE; }; - wxObject *GetChild(int number) const ; - - void MSWCreate(int id, wxWindow *parent, const char *wclass, wxWindow *wx_win, const char *title, - int x, int y, int width, int height, - WXDWORD style, const char *dialog_template = NULL, - WXDWORD exendedStyle = 0); + // returns TRUE if the window has been created + bool MSWCreate(int id, + wxWindow *parent, + const wxChar *wclass, + wxWindow *wx_win, + const wxChar *title, + int x, int y, int width, int height, + WXDWORD style, + const wxChar *dialog_template = NULL, + WXDWORD exendedStyle = 0); + virtual bool MSWCommand(WXUINT param, WXWORD id); - // Actually defined in wx_canvs.cc since requires wxCanvas declaration - virtual void MSWDeviceToLogical(float *x, float *y) const ; +#if WXWIN_COMPATIBILITY + wxObject *GetChild(int number) const; + virtual void MSWDeviceToLogical(float *x, float *y) const; +#endif // WXWIN_COMPATIBILITY +#ifndef __WXUNIVERSAL__ // Create an appropriate wxWindow from a HWND virtual wxWindow* CreateWindowFromHWND(wxWindow* parent, WXHWND hWnd); // Make sure the window style reflects the HWND style (roughly) virtual void AdoptAttributesFromHWND(); +#endif // __WXUNIVERSAL__ // Setup background and foreground colours correctly virtual void SetupColours(); - // Saves the last message information before calling base version - virtual bool ProcessEvent(wxEvent& event); - - // Handlers - virtual void MSWOnCreate(WXLPCREATESTRUCT cs); - virtual bool MSWOnPaint(); - virtual WXHICON MSWOnQueryDragIcon() { return 0; } - virtual void MSWOnSize(int x, int y, WXUINT flag); - virtual void MSWOnWindowPosChanging(void *lpPos); - virtual void MSWOnHScroll(WXWORD nSBCode, WXWORD pos, WXHWND control); - virtual void MSWOnVScroll(WXWORD nSBCode, WXWORD pos, WXHWND control); - virtual bool MSWOnCommand(WXWORD id, WXWORD cmd, WXHWND control); - virtual long MSWOnSysCommand(WXWPARAM wParam, WXLPARAM lParam); - virtual long MSWOnNotify(WXWPARAM wParam, WXLPARAM lParam); - virtual WXHBRUSH MSWOnCtlColor(WXHDC dc, WXHWND pWnd, WXUINT nCtlColor, - WXUINT message, WXWPARAM wParam, WXLPARAM lParam); - virtual bool MSWOnColorChange(WXHWND hWnd, WXUINT message, WXWPARAM wParam, WXLPARAM lParam); - virtual long MSWOnPaletteChanged(WXHWND hWndPalChange); - virtual long MSWOnQueryNewPalette(); - virtual bool MSWOnEraseBkgnd(WXHDC pDC); - virtual void MSWOnMenuHighlight(WXWORD item, WXWORD flags, WXHMENU sysmenu); - virtual void MSWOnInitMenuPopup(WXHMENU menu, int pos, bool isSystem); - virtual bool MSWOnClose(); - // Return TRUE to end session, FALSE to veto end session. - virtual bool MSWOnQueryEndSession(long logOff); - virtual bool MSWOnEndSession(bool endSession, long logOff); - virtual bool MSWOnDestroy(); - virtual bool MSWOnSetFocus(WXHWND wnd); - virtual bool MSWOnKillFocus(WXHWND wnd); - virtual void MSWOnDropFiles(WXWPARAM wParam); - virtual bool MSWOnInitDialog(WXHWND hWndFocus); - virtual void MSWOnShow(bool show, int status); - - // TODO: rationalise these functions into 1 or 2 which take the - // event type as argument. - virtual void MSWOnLButtonDown(int x, int y, WXUINT flags); - virtual void MSWOnLButtonUp(int x, int y, WXUINT flags); - virtual void MSWOnLButtonDClick(int x, int y, WXUINT flags); - - virtual void MSWOnMButtonDown(int x, int y, WXUINT flags); - virtual void MSWOnMButtonUp(int x, int y, WXUINT flags); - virtual void MSWOnMButtonDClick(int x, int y, WXUINT flags); - - virtual void MSWOnRButtonDown(int x, int y, WXUINT flags); - virtual void MSWOnRButtonUp(int x, int y, WXUINT flags); - virtual void MSWOnRButtonDClick(int x, int y, WXUINT flags); - - virtual void MSWOnMouseMove(int x, int y, WXUINT flags); - virtual void MSWOnMouseEnter(int x, int y, WXUINT flags); - virtual void MSWOnMouseLeave(int x, int y, WXUINT flags); - - // These return TRUE if an event handler was found, FALSE otherwise (not processed) - virtual bool MSWOnChar(WXWORD wParam, WXLPARAM lParam, bool isASCII = FALSE); - virtual bool MSWOnKeyDown(WXWORD wParam, WXLPARAM lParam); - virtual bool MSWOnKeyUp(WXWORD wParam, WXLPARAM lParam); - - virtual bool MSWOnActivate(int flag, bool minimized, WXHWND activate); - virtual long MSWOnMDIActivate(long flag, WXHWND activate, WXHWND deactivate); - + // ------------------------------------------------------------------------ + // helpers for message handlers: these perform the same function as the + // message crackers from - they unpack WPARAM and LPARAM into + // the correct parameters + // ------------------------------------------------------------------------ + + void UnpackCommand(WXWPARAM wParam, WXLPARAM lParam, + WXWORD *id, WXHWND *hwnd, WXWORD *cmd); + void UnpackActivate(WXWPARAM wParam, WXLPARAM lParam, + WXWORD *state, WXWORD *minimized, WXHWND *hwnd); + void UnpackScroll(WXWPARAM wParam, WXLPARAM lParam, + WXWORD *code, WXWORD *pos, WXHWND *hwnd); + void UnpackCtlColor(WXWPARAM wParam, WXLPARAM lParam, + WXWORD *nCtlColor, WXHDC *hdc, WXHWND *hwnd); + void UnpackMenuSelect(WXWPARAM wParam, WXLPARAM lParam, + WXWORD *item, WXWORD *flags, WXHMENU *hmenu); + + // ------------------------------------------------------------------------ + // internal handlers for MSW messages: all handlers return a boolean value: + // TRUE means that the handler processed the event and FALSE that it didn't + // ------------------------------------------------------------------------ + + // there are several cases where we have virtual functions for Windows + // message processing: this is because these messages often require to be + // processed in a different manner in the derived classes. For all other + // messages, however, we do *not* have corresponding MSWOnXXX() function + // and if the derived class wants to process them, it should override + // MSWWindowProc() directly. + + // scroll event (both horizontal and vertical) + virtual bool MSWOnScroll(int orientation, WXWORD nSBCode, + WXWORD pos, WXHWND control); + + // child control notifications +#ifdef __WIN95__ + virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result); +#endif // __WIN95__ + + // owner-drawn controls need to process these messages virtual bool MSWOnDrawItem(int id, WXDRAWITEMSTRUCT *item); virtual bool MSWOnMeasureItem(int id, WXMEASUREITEMSTRUCT *item); - virtual void MSWOnJoyDown(int joystick, int x, int y, WXUINT flags); - virtual void MSWOnJoyUp(int joystick, int x, int y, WXUINT flags); - virtual void MSWOnJoyMove(int joystick, int x, int y, WXUINT flags); - virtual void MSWOnJoyZMove(int joystick, int z, WXUINT flags); + // the rest are not virtual + bool HandleCreate(WXLPCREATESTRUCT cs, bool *mayCreate); + bool HandleInitDialog(WXHWND hWndFocus); + bool HandleDestroy(); + + bool HandlePaint(); + bool HandleEraseBkgnd(WXHDC pDC); + + bool HandleMinimize(); + bool HandleMaximize(); + bool HandleSize(int x, int y, WXUINT flag); + bool HandleGetMinMaxInfo(void *mmInfo); + + bool HandleShow(bool show, int status); + bool HandleActivate(int flag, bool minimized, WXHWND activate); + + bool HandleCommand(WXWORD id, WXWORD cmd, WXHWND control); + bool HandleSysCommand(WXWPARAM wParam, WXLPARAM lParam); + + bool HandleCtlColor(WXHBRUSH *hBrush, + WXHDC hdc, + WXHWND hWnd, + WXUINT nCtlColor, + WXUINT message, + WXWPARAM wParam, + WXLPARAM lParam); + + bool HandlePaletteChanged(WXHWND hWndPalChange); + bool HandleQueryNewPalette(); + bool HandleSysColorChange(); - virtual long MSWGetDlgCode(); + bool HandleQueryEndSession(long logOff, bool *mayEnd); + bool HandleEndSession(bool endSession, long logOff); + + bool HandleSetFocus(WXHWND wnd); + bool HandleKillFocus(WXHWND wnd); + + bool HandleDropFiles(WXWPARAM wParam); + + bool HandleMouseEvent(WXUINT msg, int x, int y, WXUINT flags); + bool HandleMouseMove(int x, int y, WXUINT flags); + bool HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam); + + bool HandleChar(WXWPARAM wParam, WXLPARAM lParam, bool isASCII = FALSE); + bool HandleKeyDown(WXWPARAM wParam, WXLPARAM lParam); + bool HandleKeyUp(WXWPARAM wParam, WXLPARAM lParam); + + bool HandleQueryDragIcon(WXHICON *hIcon); + + bool HandleSetCursor(WXHWND hWnd, short nHitTest, int mouseMsg); // Window procedure virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam); // Calls an appropriate default window procedure virtual long MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam); + + // message processing helpers + + // return FALSE if the message shouldn't be translated/preprocessed but + // dispatched normally + virtual bool MSWShouldPreProcessMessage(WXMSG* pMsg); + + // return TRUE if the message was preprocessed and shouldn't be dispatched virtual bool MSWProcessMessage(WXMSG* pMsg); + + // return TRUE if the message was translated and shouldn't be dispatched virtual bool MSWTranslateMessage(WXMSG* pMsg); + + // called when the window is about to be destroyed virtual void MSWDestroyWindow(); // Detach "Window" menu from menu bar so it doesn't get deleted void MSWDetachWindowMenu(); - inline WXFARPROC MSWGetOldWndProc() const; - inline void MSWSetOldWndProc(WXFARPROC proc); - - // Define for each class of dialog and control - virtual WXHBRUSH OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor, - WXUINT message, WXWPARAM wParam, WXLPARAM lParam); + // this function should return the brush to paint the window background + // with or 0 for the default brush + virtual WXHBRUSH OnCtlColor(WXHDC hDC, + WXHWND hWnd, + WXUINT nCtlColor, + WXUINT message, + WXWPARAM wParam, + WXLPARAM lParam); #if WXWIN_COMPATIBILITY void SetShowing(bool show) { (void)Show(show); } @@ -331,51 +383,44 @@ public: // Responds to colour changes: passes event on to children. void OnSysColourChanged(wxSysColourChangedEvent& event); - // remember the parameters of the last message - void PushLastMessage(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam) - { - m_lastMsg = msg; - m_lastWParam = wParam; - m_lastLParam = lParam; - } + // initialize various fields of wxMouseEvent (common part of MSWOnMouseXXX) + void InitMouseEvent(wxMouseEvent& event, int x, int y, WXUINT flags); + + // check if mouse is in the window + bool IsMouseInWindow() const; protected: + // the window handle + WXHWND m_hWnd; + // the old window proc (we subclass all windows) WXFARPROC m_oldWndProc; // additional (MSW specific) flags bool m_useCtl3D:1; // Using CTL3D for this control - bool m_inOnSize:1; // Protection against OnSize reentry bool m_backgroundTransparent:1; bool m_mouseInWindow:1; bool m_doubleClickAllowed:1; - bool m_winCaptured:1; - - // Caret data - bool m_caretEnabled:1; - bool m_caretShown:1; - int m_caretWidth; - int m_caretHeight; // the size of one page for scrolling int m_xThumbSize; int m_yThumbSize; - // the coordinates of the last mouse event and the typoe of it +#if wxUSE_MOUSEEVENT_HACK + // the coordinates of the last mouse event and the type of it long m_lastMouseX, m_lastMouseY; int m_lastMouseEvent; - - // the parameters of the last message used in Default() - WXUINT m_lastMsg; - WXWPARAM m_lastWParam; - WXLPARAM m_lastLParam; +#endif // wxUSE_MOUSEEVENT_HACK WXHMENU m_hMenu; // Menu, if any - wxButton *m_btnDefault; + // the return value of WM_GETDLGCODE handler + long m_lDlgCode; // implement the base class pure virtuals + virtual void DoClientToScreen( int *x, int *y ) const; + virtual void DoScreenToClient( int *x, int *y ) const; virtual void DoGetPosition( int *x, int *y ) const; virtual void DoGetSize( int *width, int *height ) const; virtual void DoGetClientSize( int *width, int *height ) const; @@ -384,6 +429,12 @@ protected: int sizeFlags = wxSIZE_AUTO); virtual void DoSetClientSize(int width, int height); + // move the window to the specified location and resize it: this is called + // from both DoSetSize() and DoSetClientSize() and would usually just call + // ::MoveWindow() except for composite controls which will want to arrange + // themselves inside the given rectangle + virtual void DoMoveWindow(int x, int y, int width, int height); + #if wxUSE_TOOLTIPS virtual void DoSetToolTip( wxToolTip *tip ); #endif // wxUSE_TOOLTIPS @@ -392,6 +443,19 @@ private: // common part of all ctors void Init(); + // the (non-virtual) handlers for the events + bool HandleMove(int x, int y); + bool HandleJoystickEvent(WXUINT msg, int x, int y, WXUINT flags); + +#ifdef __WIN95__ + bool HandleNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result); +#endif // __WIN95__ + + // the helper functions used by HandleChar/KeyXXX methods + wxKeyEvent CreateKeyEvent(wxEventType evType, int id, WXLPARAM lp) const; + + DECLARE_DYNAMIC_CLASS(wxWindowMSW) + DECLARE_NO_COPY_CLASS(wxWindowMSW) DECLARE_EVENT_TABLE() };