/////////////////////////////////////////////////////////////////////////////// // Name: wx/univ/window.h // Purpose: wxWindow class which is the base class for all // wxUniv port controls, it supports the customization of the // window drawing and input processing. // Author: Vadim Zeitlin // Modified by: // Created: 06.08.00 // Copyright: (c) 2000 SciTech Software, Inc. (www.scitechsoft.com) // Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// #ifndef _WX_UNIV_WINDOW_H_ #define _WX_UNIV_WINDOW_H_ #include "wx/bitmap.h" // for m_bitmapBg class WXDLLIMPEXP_FWD_CORE wxControlRenderer; class WXDLLIMPEXP_FWD_CORE wxEventLoop; #if wxUSE_MENUS class WXDLLIMPEXP_FWD_CORE wxMenu; class WXDLLIMPEXP_FWD_CORE wxMenuBar; #endif // wxUSE_MENUS class WXDLLIMPEXP_FWD_CORE wxRenderer; #if wxUSE_SCROLLBAR class WXDLLIMPEXP_FWD_CORE wxScrollBar; #endif // wxUSE_SCROLLBAR #ifdef __WXX11__ #define wxUSE_TWO_WINDOWS 1 #else #define wxUSE_TWO_WINDOWS 0 #endif // ---------------------------------------------------------------------------- // wxWindow // ---------------------------------------------------------------------------- #if defined(__WXMSW__) #define wxWindowNative wxWindowMSW #elif defined(__WXGTK__) #define wxWindowNative wxWindowGTK #elif defined(__WXX11__) #define wxWindowNative wxWindowX11 #elif defined(__WXMAC__) #define wxWindowNative wxWindowMac #endif class WXDLLIMPEXP_CORE wxWindow : public wxWindowNative { public: // ctors and create functions // --------------------------- wxWindow() { Init(); } wxWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = 0, const wxString& name = wxPanelNameStr) : wxWindowNative(parent, id, pos, size, style | wxCLIP_CHILDREN, name) { Init(); } bool Create(wxWindow *parent, wxWindowID id, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = 0, const wxString& name = wxPanelNameStr); virtual ~wxWindow(); // background pixmap support // ------------------------- virtual void SetBackground(const wxBitmap& bitmap, int alignment = wxALIGN_CENTRE, wxStretch stretch = wxSTRETCH_NOT); const wxBitmap& GetBackgroundBitmap(int *alignment = NULL, wxStretch *stretch = NULL) const; // scrollbars: we (re)implement it ourselves using our own scrollbars // instead of the native ones // ------------------------------------------------------------------ virtual void SetScrollbar(int orient, int pos, int page, int range, bool refresh = true ); virtual void SetScrollPos(int orient, int pos, bool refresh = true); virtual int GetScrollPos(int orient) const; virtual int GetScrollThumb(int orient) const; virtual int GetScrollRange(int orient) const; virtual void ScrollWindow(int dx, int dy, const wxRect* rect = NULL); // take into account the borders here virtual wxPoint GetClientAreaOrigin() const; // popup menu support // ------------------ // NB: all menu related functions are implemented in menu.cpp #if wxUSE_MENUS // this is wxUniv-specific private method to be used only by wxMenu void DismissPopupMenu(); #endif // wxUSE_MENUS // miscellaneous other methods // --------------------------- // get the state information virtual bool IsFocused() const; virtual bool IsCurrent() const; virtual bool IsPressed() const; virtual bool IsDefault() const; // return all state flags at once (combination of wxCONTROL_XXX values) int GetStateFlags() const; // set the "highlighted" flag and return true if it changed virtual bool SetCurrent(bool doit = true); #if wxUSE_SCROLLBAR // get the scrollbar (may be NULL) for the given orientation wxScrollBar *GetScrollbar(int orient) const { return orient & wxVERTICAL ? m_scrollbarVert : m_scrollbarHorz; } #endif // wxUSE_SCROLLBAR // methods used by wxColourScheme to choose the colours for this window // -------------------------------------------------------------------- // return true if this is a panel/canvas window which contains other // controls only virtual bool IsCanvasWindow() const { return false; } // return true if this control can be highlighted when the mouse is over // it (the theme decides itself whether it is really highlighted or not) virtual bool CanBeHighlighted() const { return false; } // return true if we should use the colours/fonts returned by the // corresponding GetXXX() methods instead of the default ones bool UseFgCol() const { return m_hasFgCol; } bool UseFont() const { return m_hasFont; } // return true if this window serves as a container for the other windows // only and doesn't get any input itself virtual bool IsStaticBox() const { return false; } // returns the (low level) renderer to use for drawing the control by // querying the current theme wxRenderer *GetRenderer() const { return m_renderer; } // scrolling helper: like ScrollWindow() except that it doesn't refresh the // uncovered window areas but returns the rectangle to update (don't call // this with both dx and dy non zero) wxRect ScrollNoRefresh(int dx, int dy, const wxRect *rect = NULL); // after scrollbars are added or removed they must be refreshed by calling // this function void RefreshScrollbars(); // erase part of the control virtual void EraseBackground(wxDC& dc, const wxRect& rect); // overridden base class methods // ----------------------------- // the rect coordinates are, for us, in client coords, but if no rect is // specified, the entire window is refreshed virtual void Refresh(bool eraseBackground = true, const wxRect *rect = (const wxRect *) NULL); // we refresh the window when it is dis/enabled virtual bool Enable(bool enable = true); // should we use the standard control colours or not? virtual bool ShouldInheritColours() const { return false; } virtual bool IsClientAreaChild(const wxWindow *child) const { #if wxUSE_SCROLLBAR if ( child == (wxWindow*)m_scrollbarHorz || child == (wxWindow*)m_scrollbarVert ) return false; #endif return wxWindowNative::IsClientAreaChild(child); } protected: // common part of all ctors void Init(); #if wxUSE_MENUS virtual bool DoPopupMenu(wxMenu *menu, int x, int y); #endif // wxUSE_MENUS // we deal with the scrollbars in these functions virtual void DoSetClientSize(int width, int height); virtual void DoGetClientSize(int *width, int *height) const; virtual wxHitTest DoHitTest(wxCoord x, wxCoord y) const; // event handlers void OnSize(wxSizeEvent& event); void OnNcPaint(wxNcPaintEvent& event); void OnPaint(wxPaintEvent& event); void OnErase(wxEraseEvent& event); #if wxUSE_ACCEL || wxUSE_MENUS void OnKeyDown(wxKeyEvent& event); #endif // wxUSE_ACCEL #if wxUSE_MENUS void OnChar(wxKeyEvent& event); void OnKeyUp(wxKeyEvent& event); #endif // wxUSE_MENUS // draw the control background, return true if done virtual bool DoDrawBackground(wxDC& dc); // draw the controls border virtual void DoDrawBorder(wxDC& dc, const wxRect& rect); // draw the controls contents virtual void DoDraw(wxControlRenderer *renderer); // override the base class method to return the size of the window borders virtual wxSize DoGetBorderSize() const; // adjust the size of the window to take into account its borders wxSize AdjustSize(const wxSize& size) const; // put the scrollbars along the edges of the window void PositionScrollbars(); #if wxUSE_MENUS // return the menubar of the parent frame or NULL wxMenuBar *GetParentFrameMenuBar() const; #endif // wxUSE_MENUS // the renderer we use wxRenderer *m_renderer; // background bitmap info wxBitmap m_bitmapBg; int m_alignBgBitmap; wxStretch m_stretchBgBitmap; // old size wxSize m_oldSize; // is the mouse currently inside the window? bool m_isCurrent:1; #ifdef __WXMSW__ public: // override MSWWindowProc() to process WM_NCHITTEST WXLRESULT MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam); #endif // __WXMSW__ private: #if wxUSE_SCROLLBAR // the window scrollbars wxScrollBar *m_scrollbarHorz, *m_scrollbarVert; #endif // wxUSE_SCROLLBAR #if wxUSE_MENUS // the current modal event loop for the popup menu we show or NULL static wxEventLoop *ms_evtLoopPopup; // the last window over which Alt was pressed (used by OnKeyUp) static wxWindow *ms_winLastAltPress; #endif // wxUSE_MENUS DECLARE_DYNAMIC_CLASS(wxWindow) DECLARE_EVENT_TABLE() }; #endif // _WX_UNIV_WINDOW_H_