csspinbx.h Source File

00001 /*
00002     Crystal Space Windowing System: spin box class
00003     Copyright (C) 1998,1999 by Andrew Zabolotny <bit@eltech.ru>
00004 
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009 
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014 
00015     You should have received a copy of the GNU Library General Public
00016     License along with this library; if not, write to the Free
00017     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CSSPINBX_H__
00021 #define __CSSPINBX_H__
00022 
00023 #include "cscomp.h"
00024 #include "cstimer.h"
00025 #include "csiline.h"
00026 #include "csutil/csstrvec.h"
00027 
00029 struct csSpinBoxItem
00030 {
00032   char *Value;
00034   int Position;
00035 };
00036 
00039 #define CSSB_ITEM_BEFOREALL     0
00040 
00041 #define CSSB_ITEM_AFTERALL      999999
00042 
00043 struct csSpinBoxLimits
00044 {
00045   int MinValue,MaxValue;
00046   char *ValueFormat;
00047 };
00048 
00049 enum
00050 {
00057   cscmdSpinBoxQueryValue = 0x00000A00,
00064   cscmdSpinBoxSetValue,
00072   cscmdSpinBoxInsertItem,
00079   cscmdSpinBoxSetLimits,
00086   cscmdSpinBoxValueChanged
00087 };
00088 
00094 class csSpinBox : public csInputLine
00095 {
00096   // Current spin box value
00097   int Value;
00098   // The list of allowed values; if list is empty, spin box is numerical
00099   csStrVector Values;
00100   // Alternative value limits for numerical content
00101   csSpinBoxLimits NumLimits;
00102   // Spin box state
00103   int SpinState;
00104   // Spin timer
00105   csTimer *SpinTimer;
00106   // spin box size in pixels
00107   int SpinBoxSize;
00108   // Number of autorepeats since spin beginning
00109   int AutoRepeats;
00110 
00111 public:
00113   csSpinBox (csComponent *iParent,
00114     csInputLineFrameStyle iFrameStyle = csifsThickRect);
00115 
00117   virtual ~csSpinBox ();
00118 
00120   virtual void Draw ();
00121 
00123   virtual bool HandleEvent (iEvent &Event);
00124 
00126   void SetLimits (int iMin, int iMax, char *iFormat = "%d");
00127 
00134   void SetValue (int iValue);
00135 
00137   int InsertItem (char *iValue, int iPosition);
00138 
00140   virtual void SetText (const char *iText);
00141 
00142 private:
00143   // Spin to other value
00144   void Spin (int iDelta);
00145   // Spin value depending on spin box state
00146   void Spin ();
00147 };
00148 
00149 #endif // __CSSPINBX_H__