a44bb13a0c
Move this function, and the associated constant, to common code. This required moving wxSpinCtrlDouble::Create() implementation to the source file, but there are no real changes.
42 lines
1.7 KiB
C++
42 lines
1.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/private/spinctrl.h
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// Purpose: Private functions used in wxSpinCtrl implementation.
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// Author: Vadim Zeitlin
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// Created: 2019-11-13
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// Copyright: (c) 2019 Vadim Zeitlin <vadim@wxwidgets.org>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_PRIVATE_SPINCTRL_H_
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#define _WX_PRIVATE_SPINCTRL_H_
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namespace wxSpinCtrlImpl
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{
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// This is an internal helper function currently used by all ports: return the
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// string containing hexadecimal representation of the given number.
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extern wxString FormatAsHex(long val, long maxVal);
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// Another helper returning the maximum length of a string representing a value
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// valid in the given control.
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extern int GetMaxValueLength(int minVal, int maxVal, int base);
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// The helper function to determine the best size for the given control.
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// We can't implement this function in the wxSpinCtrlBase because MSW implementation
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// of wxSpinCtrl is derived from wxSpinButton but uses the same algorithm.
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extern wxSize GetBestSize(const wxControl* spin, int minVal, int maxVal, int base);
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// Helper function to check if given combination of range and base is valid.
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extern bool IsBaseCompatibleWithRange(int minVal, int maxVal, int base);
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// Maximum number of digits returned by DetermineDigits().
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const unsigned SPINCTRLDBL_MAX_DIGITS = 20;
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// Return the number of digits required to show the numbers using the
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// specified increment without loss of precision.
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extern unsigned DetermineDigits(double inc);
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} // namespace wxSpinCtrlImpl
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#endif // _WX_PRIVATE_SPINCTRL_H_
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