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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: base class for all element attribute panels
// An attribute panel is a one line widget that can be used by a list
// or tree control.
//
// $NoKeywords: $
//
//=============================================================================//
#ifndef BASEATTRIBUTEPANEL_H
#define BASEATTRIBUTEPANEL_H
#ifdef _WIN32
#pragma once
#endif
#include "datamodel/dmattribute.h"
#include "vgui_controls/Panel.h"
#include "datamodel/dmehandle.h"
//-----------------------------------------------------------------------------
// Forward declarations
//-----------------------------------------------------------------------------
class CDmElement;
class IDmNotify;
class IElementPropertiesChoices;
struct AttributeWidgetInfo_t;
class CDmeEditorAttributeInfo;
class CDmeEditorTypeDictionary;
namespace vgui
{
class Label;
}
using namespace vgui;
//-----------------------------------------------------------------------------
// CBaseAttributePanel
//-----------------------------------------------------------------------------
class CBaseAttributePanel : public vgui::Panel
{
DECLARE_CLASS_SIMPLE( CBaseAttributePanel, vgui::Panel );
public:
CBaseAttributePanel( vgui::Panel *pParent, const AttributeWidgetInfo_t &info );
virtual void PostConstructor();
virtual void PerformLayout();
virtual void SetFont( HFont font );
virtual void ApplySchemeSettings( IScheme *pScheme );
virtual void OnCreateDragData( KeyValues *msg );
void SetDirty( bool dirty );
bool GetDirty() const;
bool IsAutoApply() const;
// Sets/gets the attribute value
template< class T >
void SetAttributeValue( const T& value );
void SetAttributeValue( const char *pValue );
template< class T >
const T& GetAttributeValue( );
// Helper to get/set the attribute value for elements
CDmElement *GetAttributeValueElement();
void SetAttributeValueElement( CDmElement *pElement );
void SetAttributeValueFromString( const char *pString );
const char *GetAttributeValueAsString( char *pBuf, int nLength );
// Returns the attribute type to edit
DmAttributeType_t GetAttributeType() const;
// Returns the editor info
CDmeEditorTypeDictionary *GetEditorTypeDictionary();
CDmeEditorAttributeInfo *GetEditorInfo();
// Call this when the data changed
IDmNotify *GetNotify();
protected:
enum
{
HIDETYPE = 0x01,
HIDEVALUE = 0x02,
READONLY = 0x04,
DIRTY = 0x08,
AUTOAPPLY = 0x10,
};
// Inherited classes must implement this
virtual Panel *GetDataPanel() = 0;
virtual void Apply() = 0;
virtual void Refresh() = 0;
// Methods to get/set column size
int GetSizeForColumn( Panel *panel );
void SetColumnSize( Panel *panel, int width );
// Returns the element being edited by the panel
CDmElement *GetPanelElement();
const CDmElement *GetPanelElement() const;
// Returns the attribute name
const char* GetAttributeName() const;
// Does the element have the attribute we're attempting to reference?
bool HasAttribute() const;
// Returns the attribute array count
int GetAttributeArrayCount() const;
// Are we editing an entry in an attribute array?
bool IsArrayEntry() const;
// Is a particular flag set?
bool HasFlag( int flagMask ) const;
private:
struct colinfo_t
{
Panel *panel;
int width;
};
// Set a flag
void SetFlag( int flagMask, bool bOn );
// Used to sort the column list
static bool ColInfoLessFunc( const colinfo_t& lhs, const colinfo_t& rhs );
// Initializes flags from the attribute editor info
void InitializeFlags( const AttributeWidgetInfo_t &info );
// Called when the OK / Apply button is pressed. Changed data should be written into document.
MESSAGE_FUNC( OnApplyChanges, "ApplyChanges" );
MESSAGE_FUNC( OnRefresh, "Refresh" );
protected:
Label *m_pType;
private:
CDmeHandle< CDmElement > m_hObject;
CDmeHandle< CDmeEditorAttributeInfo > m_hEditorInfo;
CDmeHandle< CDmeEditorTypeDictionary > m_hEditorTypeDict;
char m_szAttributeName[ 256 ];
int m_nArrayIndex;
DmAttributeType_t m_AttributeType;
IDmNotify *m_pNotify;
int m_nFlags;
CUtlRBTree< colinfo_t, int > m_ColumnSize;
HFont m_hFont;
};
//-----------------------------------------------------------------------------
// Inline methods
//-----------------------------------------------------------------------------
inline bool CBaseAttributePanel::HasFlag( int flagMask ) const
{
return ( m_nFlags & flagMask ) ? true : false;
}
inline void CBaseAttributePanel::SetFlag( int flagMask, bool bOn )
{
if ( bOn )
{
m_nFlags |= flagMask;
}
else
{
m_nFlags &= ~flagMask;
}
}
inline bool CBaseAttributePanel::GetDirty() const
{
return HasFlag( DIRTY );
}
inline bool CBaseAttributePanel::IsAutoApply() const
{
return HasFlag( AUTOAPPLY );
}
inline DmAttributeType_t CBaseAttributePanel::GetAttributeType() const
{
return m_AttributeType;
}
inline IDmNotify *CBaseAttributePanel::GetNotify()
{
return m_pNotify;
}
inline const char* CBaseAttributePanel::GetAttributeName() const
{
return m_szAttributeName;
}
inline bool CBaseAttributePanel::IsArrayEntry() const
{
return ( m_nArrayIndex >= 0 );
}
template< class T > inline const T& GetArrayAttributeValue( CDmElement *pElement, const char *pAttribute, int nArrayIndex )
{
const CDmrArray<T> array( pElement, pAttribute );
return array[ nArrayIndex ];
}
template<> inline const DmElementHandle_t& GetArrayAttributeValue<DmElementHandle_t>( CDmElement *pElement, const char *pAttribute, int nArrayIndex )
{
const CDmrElementArray<> array( pElement, pAttribute );
return array.GetHandle( nArrayIndex );
}
template< class T > inline void SetArrayAttributeValue( CDmElement *pElement, const char *pAttribute, int nArrayIndex, const T& value )
{
CDmrArray<T> array( pElement, pAttribute );
array.Set( nArrayIndex, value );
}
template<> inline void SetArrayAttributeValue<DmElementHandle_t>( CDmElement *pElement, const char *pAttribute, int nArrayIndex, const DmElementHandle_t& value )
{
CDmrElementArray<> array( pElement, pAttribute );
array.SetHandle( nArrayIndex, value );
}
//-----------------------------------------------------------------------------
// Sets/gets the attribute value
//-----------------------------------------------------------------------------
template< class T >
void CBaseAttributePanel::SetAttributeValue( const T& value )
{
if ( !IsArrayEntry() )
{
GetPanelElement()->SetValue( m_szAttributeName, value );
}
else
{
SetArrayAttributeValue<T>( GetPanelElement(), m_szAttributeName, m_nArrayIndex, value );
}
}
inline void CBaseAttributePanel::SetAttributeValue( const char *pValue )
{
if ( !IsArrayEntry() )
{
GetPanelElement()->SetValue( m_szAttributeName, pValue );
}
else
{
SetArrayAttributeValue<CUtlString>( GetPanelElement(), m_szAttributeName, m_nArrayIndex, pValue );
}
}
template< class T >
const T& CBaseAttributePanel::GetAttributeValue( )
{
if ( !IsArrayEntry() )
return GetPanelElement()->GetValue<T>( m_szAttributeName );
return GetArrayAttributeValue<T>( GetPanelElement(), m_szAttributeName, m_nArrayIndex );
}
#endif // BASEATTRIBUTEPANEL_H
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