quadrilateralcowboy/tools/common/SpinButton.cpp
2020-06-12 14:06:25 -07:00

91 lines
2.9 KiB
C++

/*
===========================================================================
Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
Doom 3 Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Doom 3 Source Code 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#include "../../idlib/precompiled.h"
#pragma hdrstop
#include "SpinButton.h"
void SpinButton_SetIncrement ( HWND hWnd, float inc )
{
SetWindowLong ( hWnd, GWL_USERDATA, (long)(inc * 100.0f) );
}
void SpinButton_SetRange ( HWND hWnd, float minRange, float maxRange )
{
SendMessage ( hWnd, UDM_SETRANGE32, (LONG)(minRange*100.0f), (LONG)(maxRange*100.0f) );
}
void SpinButton_HandleNotify ( NMHDR* hdr )
{
// Return if incorrect data in edit box
NM_UPDOWN* udhdr= (NM_UPDOWN*)hdr;
// Change with 0.1 on each click
char strValue[64];
float value;
GetWindowText ( (HWND)SendMessage ( hdr->hwndFrom, UDM_GETBUDDY, 0, 0 ), strValue, 63 );
float inc = (float)GetWindowLong ( hdr->hwndFrom, GWL_USERDATA );
if ( inc == 0 )
{
inc = 100.0f;
SetWindowLong ( hdr->hwndFrom, GWL_USERDATA, 100 );
}
inc /= 100.0f;
if ( GetAsyncKeyState ( VK_SHIFT ) & 0x8000 )
{
inc *= 10.0f;
}
value = atof(strValue);
value += (udhdr->iDelta)*(inc);
// Avoid round-off errors
value = floor(value*1e3+0.5)/1e3;
LONG minRange;
LONG maxRange;
SendMessage ( hdr->hwndFrom, UDM_GETRANGE32, (LONG)&minRange, (LONG)&maxRange );
if ( minRange != 0 || maxRange != 0 )
{
float minRangef = (float)(long)minRange / 100.0f;
float maxRangef = (float)maxRange / 100.0f;
if ( value > maxRangef )
{
value = maxRangef;
}
if ( value < minRangef )
{
value = minRangef;
}
}
SetWindowText ( (HWND)SendMessage ( hdr->hwndFrom, UDM_GETBUDDY, 0, 0 ), va("%g",value) );
}