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////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/spinctrl.h
// Purpose: wxSpinCtrl class declaration for Win32
// Author: Vadim Zeitlin
// Modified by:
// Created: 22.07.99
// Copyright: (c) Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_MSW_SPINCTRL_H_
#define _WX_MSW_SPINCTRL_H_
#include "wx/spinbutt.h" // the base class
#if wxUSE_SPINCTRL
#include "wx/dynarray.h"
class WXDLLIMPEXP_FWD_CORE wxSpinCtrl;
WX_DEFINE_EXPORTED_ARRAY_PTR(wxSpinCtrl *, wxArraySpins);
// ----------------------------------------------------------------------------
// Under Win32, wxSpinCtrl is a wxSpinButton with a buddy (as MSDN docs call
// it) text window whose contents is automatically updated when the spin
// control is clicked.
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxSpinCtrl : public wxSpinButton
{
public:
wxSpinCtrl() { Init(); }
wxSpinCtrl(wxWindow *parent,
wxWindowID id = wxID_ANY,
const wxString& value = wxEmptyString,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxSP_ARROW_KEYS,
int min = 0, int max = 100, int initial = 0,
const wxString& name = wxT("wxSpinCtrl"))
{
Init();
Create(parent, id, value, pos, size, style, min, max, initial, name);
}
bool Create(wxWindow *parent,
wxWindowID id = wxID_ANY,
const wxString& value = wxEmptyString,
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxSP_ARROW_KEYS,
int min = 0, int max = 100, int initial = 0,
const wxString& name = wxT("wxSpinCtrl"));
// a wxTextCtrl-like method (but we can't have GetValue returning wxString
// because the base class already has one returning int!)
void SetValue(const wxString& text);
// another wxTextCtrl-like method
void SetSelection(long from, long to);
// wxSpinCtrlBase methods
virtual wxString GetTextValue() const;
virtual int GetBase() const;
virtual bool SetBase(int base);
virtual void Refresh( bool eraseBackground = true,
const wxRect *rect = (const wxRect *) NULL ) wxOVERRIDE;
// implementation only from now on
// -------------------------------
virtual ~wxSpinCtrl();
virtual void SetValue(int val) wxOVERRIDE;
virtual int GetValue() const wxOVERRIDE;
virtual void SetRange(int minVal, int maxVal) wxOVERRIDE;
virtual bool SetFont(const wxFont &font) wxOVERRIDE;
virtual bool Enable(bool enable = true) wxOVERRIDE;
virtual bool Show(bool show = true) wxOVERRIDE;
virtual bool Reparent(wxWindowBase *newParent) wxOVERRIDE;
// wxSpinButton doesn't accept focus, but we do
virtual bool AcceptsFocus() const wxOVERRIDE { return wxWindow::AcceptsFocus(); }
// we're like wxTextCtrl and not (default) wxButton
virtual wxVisualAttributes GetDefaultAttributes() const wxOVERRIDE
{
return GetClassDefaultAttributes(GetWindowVariant());
}
static wxVisualAttributes
GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL)
{
return GetCompositeControlsDefaultAttributes(variant);
}
// for internal use only
// get the subclassed window proc of the buddy text
WXWNDPROC GetBuddyWndProc() const { return m_wndProcBuddy; }
// return the spinctrl object whose buddy is the given window or NULL
static wxSpinCtrl *GetSpinForTextCtrl(WXHWND hwndBuddy);
// process a WM_COMMAND generated by the buddy text control
bool ProcessTextCommand(WXWORD cmd, WXWORD id);
// recognize buddy window as part of this control at wx level
virtual bool ContainsHWND(WXHWND hWnd) const wxOVERRIDE { return hWnd == m_hwndBuddy; }
virtual void SetLayoutDirection(wxLayoutDirection dir) wxOVERRIDE;
virtual WXHWND MSWGetFocusHWND() const wxOVERRIDE;
protected:
virtual void DoGetPosition(int *x, int *y) const wxOVERRIDE;
virtual void DoMoveWindow(int x, int y, int width, int height) wxOVERRIDE;
virtual wxSize DoGetBestSize() const wxOVERRIDE;
virtual wxSize DoGetSizeFromTextSize(int xlen, int ylen = -1) const wxOVERRIDE;
virtual void DoGetSize(int *width, int *height) const wxOVERRIDE;
virtual void DoGetClientSize(int *x, int *y) const wxOVERRIDE;
virtual void DoClientToScreen(int *x, int *y) const wxOVERRIDE;
virtual void DoScreenToClient(int *x, int *y) const wxOVERRIDE;
#if wxUSE_TOOLTIPS
virtual void DoSetToolTip( wxToolTip *tip ) wxOVERRIDE;
#endif // wxUSE_TOOLTIPS
virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) wxOVERRIDE;
virtual bool MSWOnScroll(int orientation, WXWORD wParam,
WXWORD pos, WXHWND control) wxOVERRIDE;
virtual void MSWUpdateFontOnDPIChange(const wxSize& newDPI) wxOVERRIDE;
// handle processing of special keys
void OnChar(wxKeyEvent& event);
void OnSetFocus(wxFocusEvent& event);
void OnKillFocus(wxFocusEvent& event);
// returns true for special keys like "Ctrl+C" that should be handled
// by the text control
virtual bool MSWShouldPreProcessMessage(WXMSG* msg) wxOVERRIDE;
// generate spin control update event with the given value
void SendSpinUpdate(int value);
// called to ensure that the value is in the correct range
virtual void NormalizeValue() wxOVERRIDE;
// the value of the control before the latest change (which might not have
// changed anything in fact -- this is why we need this field)
int m_oldValue;
// the data for the "buddy" text ctrl
WXHWND m_hwndBuddy;
WXWNDPROC m_wndProcBuddy;
// Block text update event after SetValue()
bool m_blockEvent;
private:
// Common part of all ctors.
void Init();
// Adjust the text control style depending on whether we need to enter only
// digits or may need to enter something else (e.g. "-" sign, "x"
// hexadecimal prefix, ...) in it.
void UpdateBuddyStyle();
// Determine the (horizontal) pixel overlap between the spin button
// (up-down control) and the text control (buddy window).
int GetOverlap() const;
// Calculate the best size for the number with the given number of digits.
wxSize GetBestSizeFromDigitsCount(int digitsCount) const;
wxDECLARE_DYNAMIC_CLASS(wxSpinCtrl);
wxDECLARE_EVENT_TABLE();
wxDECLARE_NO_COPY_CLASS(wxSpinCtrl);
};
#endif // wxUSE_SPINCTRL
#endif // _WX_MSW_SPINCTRL_H_
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