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/*
Crystal Space Windowing System: spin box class
Copyright (C) 1998,1999 by Andrew Zabolotny <bit@eltech.ru>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __CSSPINBX_H__
#define __CSSPINBX_H__
#include "cscomp.h"
#include "cstimer.h"
#include "csiline.h"
#include "csutil/csstrvec.h"
/// Spin box item structure
struct csSpinBoxItem
{
/// Item value
char *Value;
/// Item position (ordinal of element before which item will be inserted)
int Position;
};
/// Spin box item placement values
/// Insert item before all other items
#define CSSB_ITEM_BEFOREALL 0
/// Insert item after all other items
#define CSSB_ITEM_AFTERALL 999999
struct csSpinBoxLimits
{
int MinValue,MaxValue;
char *ValueFormat;
};
enum
{
/**
* Query value of spin box
* <pre>
* OUT: (int)Value
* </pre>
*/
cscmdSpinBoxQueryValue = 0x00000A00,
/**
* Set spin box value
* <pre>
* IN: (int)Value
* </pre>
*/
cscmdSpinBoxSetValue,
/**
* Insert a string into list of spin box's values
* <pre>
* IN: (csSpinBoxItem *)Item
* OUT: (int)Ordinal
* </pre>
*/
cscmdSpinBoxInsertItem,
/**
* Set spinbox type to numerical and set its limits
* <pre>
* IN: (csSpinBoxLimits *)Limits
* </pre>
*/
cscmdSpinBoxSetLimits,
/**
* Passed to parent control as spinbox value changes
* <pre>
* IN: (csSpinBox *)Source
* </pre>
*/
cscmdSpinBoxValueChanged
};
/**
* The spinbox class is a combination of an input line and a bi-directional
* arrow button which can be used to switch input line contents back and
* forth between a set of predefined values.
*/
class csSpinBox : public csInputLine
{
// Current spin box value
int Value;
// The list of allowed values; if list is empty, spin box is numerical
csStrVector Values;
// Alternative value limits for numerical content
csSpinBoxLimits NumLimits;
// Spin box state
int SpinState;
// Spin timer
csTimer *SpinTimer;
// spin box size in pixels
int SpinBoxSize;
// Number of autorepeats since spin beginning
int AutoRepeats;
public:
/// Create spin box object
csSpinBox (csComponent *iParent,
csInputLineFrameStyle iFrameStyle = csifsThickRect);
/// Destructor
virtual ~csSpinBox ();
/// Draw the spin box
virtual void Draw ();
/// Handle external events
virtual bool HandleEvent (iEvent &Event);
/// Set spin box type to numerical and set spin limits
void SetLimits (int iMin, int iMax, char *iFormat = "%d");
/**
* Set spin box content.<p>
* If spin box type is numerical, the iValue parameter is the number
* that will be set in entry field (after it will be clipped to Min..Max),
* if spin box type is enumerated, iValue is the ordinal of value to be set.
*/
void SetValue (int iValue);
/// Insert a item into spinbox (same as csSpinBoxInsertItem message)
int InsertItem (char *iValue, int iPosition);
/// Set spinbox text
virtual void SetText (const char *iText);
private:
// Spin to other value
void Spin (int iDelta);
// Spin value depending on spin box state
void Spin ();
};
#endif // __CSSPINBX_H__
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