///////////////////////////////////////////////////////////////////////////// // Name: wx/msw/control.h // Purpose: wxControl class // Author: Julian Smart // Modified by: // Created: 01/02/97 // RCS-ID: $Id: control.h,v 1.55 2006/09/04 13:34:59 VZ Exp $ // Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_CONTROL_H_ #define _WX_CONTROL_H_ #include "wx/dynarray.h" // General item class class WXDLLEXPORT wxControl : public wxControlBase { public: wxControl() { } wxControl(wxWindow *parent, wxWindowID id, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = 0, const wxValidator& validator = wxDefaultValidator, const wxString& name = wxControlNameStr) { Create(parent, id, pos, size, style, validator, name); } bool Create(wxWindow *parent, wxWindowID id, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = 0, const wxValidator& validator = wxDefaultValidator, const wxString& name = wxControlNameStr); virtual ~wxControl(); // Simulates an event virtual void Command(wxCommandEvent& event) { ProcessCommand(event); } // implementation from now on // -------------------------- virtual wxVisualAttributes GetDefaultAttributes() const { return GetClassDefaultAttributes(GetWindowVariant()); } static wxVisualAttributes GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL); // Calls the callback and appropriate event handlers bool ProcessCommand(wxCommandEvent& event); // MSW-specific virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result); // For ownerdraw items virtual bool MSWOnDraw(WXDRAWITEMSTRUCT *WXUNUSED(item)) { return false; }; virtual bool MSWOnMeasure(WXMEASUREITEMSTRUCT *WXUNUSED(item)) { return false; }; const wxArrayLong& GetSubcontrols() const { return m_subControls; } // default handling of WM_CTLCOLORxxx: this is public so that wxWindow // could call it virtual WXHBRUSH MSWControlColor(WXHDC pDC, WXHWND hWnd); // default style for the control include WS_TABSTOP if it AcceptsFocus() virtual WXDWORD MSWGetStyle(long style, WXDWORD *exstyle) const; protected: // choose the default border for this window virtual wxBorder GetDefaultBorder() const; // return default best size (doesn't really make any sense, override this) virtual wxSize DoGetBestSize() const; // This is a helper for all wxControls made with UPDOWN native control. // In wxMSW it was only wxSpinCtrl derived from wxSpinButton but in // WinCE of Smartphones this happens also for native wxTextCtrl, // wxChoice and others. virtual wxSize GetBestSpinnerSize(const bool is_vertical) const; // create the control of the given Windows class: this is typically called // from Create() method of the derived class passing its label, pos and // size parameter (style parameter is not needed because m_windowStyle is // supposed to had been already set and so is used instead when this // function is called) bool MSWCreateControl(const wxChar *classname, const wxString& label, const wxPoint& pos, const wxSize& size); // NB: the method below is deprecated now, with MSWGetStyle() the method // above should be used instead! Once all the controls are updated to // implement MSWGetStyle() this version will disappear. // // create the control of the given class with the given style (combination // of WS_XXX flags, i.e. Windows style, not wxWidgets one), returns // false if creation failed // // All parameters except classname and style are optional, if the // size/position are not given, they should be set later with SetSize() // and, label (the title of the window), of course, is left empty. The // extended style is determined from the style and the app 3D settings // automatically if it's not specified explicitly. bool MSWCreateControl(const wxChar *classname, WXDWORD style, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, const wxString& label = wxEmptyString, WXDWORD exstyle = (WXDWORD)-1); // call this from the derived class MSWControlColor() if you want to show // the control greyed out (and opaque) WXHBRUSH MSWControlColorDisabled(WXHDC pDC); // common part of the 3 functions above: pass wxNullColour to use the // appropriate background colour (meaning ours or our parents) or a fixed // one virtual WXHBRUSH DoMSWControlColor(WXHDC pDC, wxColour colBg, WXHWND hWnd); // this is a helper for the derived class GetClassDefaultAttributes() // implementation: it returns the right colours for the classes which // contain something else (e.g. wxListBox, wxTextCtrl, ...) instead of // being simple controls (such as wxButton, wxCheckBox, ...) static wxVisualAttributes GetCompositeControlsDefaultAttributes(wxWindowVariant variant); // for controls like radiobuttons which are really composite this array // holds the ids (not HWNDs!) of the sub controls wxArrayLong m_subControls; private: DECLARE_DYNAMIC_CLASS_NO_COPY(wxControl) }; #endif // _WX_CONTROL_H_
