137 lines
2.7 KiB
C++
137 lines
2.7 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//=============================================================================//
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#include "CvarNegateCheckButton.h"
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#include "EngineInterface.h"
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#include <vgui/IVGui.h>
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#include "IGameUIFuncs.h"
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#include "tier1/KeyValues.h"
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#include "tier1/convar.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include <tier0/memdbgon.h>
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using namespace vgui;
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CCvarNegateCheckButton::CCvarNegateCheckButton( Panel *parent, const char *panelName, const char *text,
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const char *cvarname )
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: CheckButton( parent, panelName, text )
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{
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m_pszCvarName = cvarname ? strdup( cvarname ) : NULL;
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Reset();
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AddActionSignalTarget( this );
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}
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CCvarNegateCheckButton::~CCvarNegateCheckButton()
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{
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free( m_pszCvarName );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CCvarNegateCheckButton::Paint()
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{
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if ( !m_pszCvarName )
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{
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BaseClass::Paint();
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return;
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}
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// Look up current value
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// float value = engine->pfnGetCvarFloat( m_pszCvarName );
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ConVarRef var( m_pszCvarName );
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if ( !var.IsValid() )
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return;
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float value = var.GetFloat();
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if ( value < 0 )
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{
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if ( !m_bStartState )
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{
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SetSelected( true );
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m_bStartState = true;
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}
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}
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else
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{
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if ( m_bStartState )
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{
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SetSelected( false );
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m_bStartState = false;
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}
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}
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BaseClass::Paint();
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}
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void CCvarNegateCheckButton::Reset()
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{
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// Look up current value
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// float value = engine->pfnGetCvarFloat( m_pszCvarName );
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ConVarRef var( m_pszCvarName );
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if ( !var.IsValid() )
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return;
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float value = var.GetFloat();
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if ( value < 0 )
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{
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m_bStartState = true;
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}
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else
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{
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m_bStartState = false;
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}
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SetSelected(m_bStartState);
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}
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bool CCvarNegateCheckButton::HasBeenModified()
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{
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return IsSelected() != m_bStartState;
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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// Input : *panel -
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//-----------------------------------------------------------------------------
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void CCvarNegateCheckButton::SetSelected( bool state )
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{
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BaseClass::SetSelected( state );
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}
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void CCvarNegateCheckButton::ApplyChanges()
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{
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if ( !m_pszCvarName || !m_pszCvarName[ 0 ] )
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return;
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ConVarRef var( m_pszCvarName );
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float value = var.GetFloat();
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value = (float)fabs( value );
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if (value < 0.00001)
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{
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// correct the value if it's not set
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value = 0.022f;
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}
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m_bStartState = IsSelected();
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value = -value;
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float ans = m_bStartState ? value : -value;
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var.SetValue( ans );
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}
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void CCvarNegateCheckButton::OnButtonChecked()
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{
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if (HasBeenModified())
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{
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PostActionSignal(new KeyValues("ControlModified"));
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}
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}
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