///////////////////////////////////////////////////////////////////////////// // Name: wx/pickerbase.h // Purpose: wxPickerBase definition // Author: Francesco Montorsi (based on Vadim Zeitlin's code) // Modified by: // Created: 14/4/2006 // Copyright: (c) Vadim Zeitlin, Francesco Montorsi // RCS-ID: $Id$ // Licence: wxWindows Licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_PICKERBASE_H_BASE_ #define _WX_PICKERBASE_H_BASE_ #include "wx/control.h" class WXDLLIMPEXP_CORE wxTextCtrl; extern WXDLLEXPORT_DATA(const wxChar) wxButtonNameStr[]; // ---------------------------------------------------------------------------- // wxPickerBase is the base class for the picker controls which support // a wxPB_USE_TEXTCTRL style; i.e. for those pickers which can use an auxiliary // text control next to the 'real' picker. // // The wxTextPickerHelper class manages enabled/disabled state of the text control, // its sizing and positioning. // ---------------------------------------------------------------------------- #define wxPB_USE_TEXTCTRL 0x0002 class WXDLLIMPEXP_CORE wxPickerBase : public wxControl { public: // ctor: text is the associated text control wxPickerBase() : m_text(NULL), m_picker(NULL), m_margin(5), m_textProportion(2) {} virtual ~wxPickerBase(); // if present, intercepts wxPB_USE_TEXTCTRL style and creates the text control // The 3rd argument is the initial wxString to display in the text control bool CreateBase(wxWindow *parent, wxWindowID id, const wxString& text = wxEmptyString, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = 0, const wxValidator& validator = wxDefaultValidator, const wxString& name = wxButtonNameStr); public: // public API // margin between the text control and the picker void SetInternalMargin(int newmargin); int GetInternalMargin() const { return m_margin; } // proportion of the text control respect the picker // (which has a fixed proportion value of 1) void SetTextCtrlProportion(int prop) { wxASSERT(prop>=1); m_textProportion=prop; } int GetTextCtrlProportion() const { return m_textProportion; } bool HasTextCtrl() const { return m_text != NULL; } wxTextCtrl *GetTextCtrl() { return m_text; } wxControl *GetPickerCtrl() { return m_picker; } public: // wxWindow overrides void DoSetSizeHints(int minW, int minH, int maxW = wxDefaultCoord, int maxH = wxDefaultCoord, int incW = wxDefaultCoord, int incH = wxDefaultCoord ); protected: void DoSetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO); wxSize DoGetBestSize() const; public: // methods that derived class must/may override virtual void UpdatePickerFromTextCtrl() = 0; virtual void UpdateTextCtrlFromPicker() = 0; protected: // utility functions inline int GetTextCtrlWidth(int given); // event handlers void OnTextCtrlDelete(wxWindowDestroyEvent &); void OnTextCtrlUpdate(wxCommandEvent &); void OnTextCtrlKillFocus(wxFocusEvent &); // returns the set of styles for the attached wxTextCtrl // from given wxPickerBase's styles virtual long GetTextCtrlStyle(long style) const { return (style & wxWINDOW_STYLE_MASK); } // returns the set of styles for the m_picker virtual long GetPickerStyle(long style) const { return (style & wxWINDOW_STYLE_MASK); } protected: wxTextCtrl *m_text; // can be NULL wxControl *m_picker; int m_margin; // distance between subcontrols int m_textProportion; // proportion between textctrl and other item private: DECLARE_ABSTRACT_CLASS(wxPickerBase) }; #endif // _WX_PICKERBASE_H_BASE_