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vgui2/dme_controls/AttributeStringChoicePanel.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+
+#include "dme_controls/AttributeStringChoicePanel.h"
+#include "tier1/KeyValues.h"
+#include "vgui_controls/ComboBox.h"
+#include "datamodel/dmelement.h"
+#include "datamodel/dmelementfactoryhelper.h"
+#include "dme_controls/inotifyui.h"
+#include "dme_controls/dmecontrols.h"
+
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+using namespace vgui;
+
+
+//-----------------------------------------------------------------------------
+// Expose DmeEditorAttributeInfo to the scene database 
+//-----------------------------------------------------------------------------
+IMPLEMENT_ELEMENT_FACTORY( DmeEditorStringChoicesInfo, CDmeEditorStringChoicesInfo );
+
+
+//-----------------------------------------------------------------------------
+// Constructor, destructor
+//-----------------------------------------------------------------------------
+void CDmeEditorStringChoicesInfo::OnConstruction()
+{
+}
+
+void CDmeEditorStringChoicesInfo::OnDestruction()
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Add a choice
+//-----------------------------------------------------------------------------
+CDmElement *CDmeEditorStringChoicesInfo::AddChoice( const char *pValueString, const char *pChoiceString )
+{
+	CDmElement *pChoice = CreateChoice( pChoiceString );
+	pChoice->SetValue<CUtlString>( "value", pValueString );
+	return pChoice;
+}
+
+
+//-----------------------------------------------------------------------------
+// Gets the choices
+//-----------------------------------------------------------------------------
+const char *CDmeEditorStringChoicesInfo::GetChoiceValue( int nIndex ) const
+{
+	Assert( ( nIndex < GetChoiceCount() ) && ( nIndex >= 0 ) );
+	CDmElement *pChoice = m_Choices[nIndex];
+	if ( !pChoice )
+		return 0;
+
+	return pChoice->GetValue<CUtlString>( "value" );
+}
+
+
+//-----------------------------------------------------------------------------
+// Constructor
+//-----------------------------------------------------------------------------
+CAttributeStringChoicePanel::CAttributeStringChoicePanel( vgui::Panel *parent, const AttributeWidgetInfo_t &info ) :
+	BaseClass( parent, info )
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Derived classes can re-implement this to fill the combo box however they like
+//-----------------------------------------------------------------------------
+void CAttributeStringChoicePanel::PopulateComboBox( vgui::ComboBox *pComboBox )
+{
+	pComboBox->DeleteAllItems();
+
+	CDmeEditorStringChoicesInfo *pInfo = CastElement<CDmeEditorStringChoicesInfo>( GetEditorInfo() );
+	if ( !pInfo )
+		return;
+
+	// Fill in the standard choices first
+	int c = pInfo->GetChoiceCount();
+	for ( int i = 0; i < c; ++i )
+	{
+		KeyValues *kv = new KeyValues( "entry" );
+		kv->SetString( "value", pInfo->GetChoiceValue( i ) );
+		pComboBox->AddItem( pInfo->GetChoiceString( i ) , kv );
+	}
+
+	// Add the dynamic choices next
+	if ( pInfo->HasChoiceType() )
+	{
+		StringChoiceList_t choices;
+		if ( ElementPropertiesChoices()->GetStringChoiceList( pInfo->GetChoiceType(), GetPanelElement(), GetAttributeName(), IsArrayEntry(), choices ) )
+		{
+			c = choices.Count();
+			for ( int i = 0; i < c; ++i )
+			{
+				KeyValues *kv = new KeyValues( "entry" );
+				kv->SetString( "value", choices[i].m_pValue );
+				pComboBox->AddItem( choices[i].m_pChoiceString, kv );
+			}
+		}
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Sets the attribute based on the combo box
+//-----------------------------------------------------------------------------
+void CAttributeStringChoicePanel::SetAttributeFromComboBox( vgui::ComboBox *pComboBox, KeyValues *pKeyValues )
+{
+	const char *pOldString = GetAttributeValue<CUtlString>();
+	const char *pNewString = pKeyValues->GetString( "value", "" );
+	if ( pOldString == pNewString )
+		return;
+
+	CElementTreeUndoScopeGuard guard( NOTIFY_SETDIRTYFLAG, GetNotify(), "Set Attribute Value", "Set Attribute Value" );
+	SetAttributeValue( pNewString );
+}
+
+
+//-----------------------------------------------------------------------------
+// Sets the combo box from the attribute 
+//-----------------------------------------------------------------------------
+void CAttributeStringChoicePanel::SetComboBoxFromAttribute( vgui::ComboBox *pComboBox )
+{
+	CDmeEditorStringChoicesInfo *pInfo = CastElement<CDmeEditorStringChoicesInfo>( GetEditorInfo() );
+	if ( !pInfo )
+		return;
+
+	const char *pValue = GetAttributeValue<CUtlString>();
+	int c = pInfo->GetChoiceCount();
+	for ( int i = 0; i < c; ++i )
+	{
+		if ( !Q_stricmp( pValue, pInfo->GetChoiceValue( i ) ) )
+		{
+			pComboBox->SetText( pInfo->GetChoiceString( i ) );
+			return;
+		}
+	}
+
+	// Check the dynamic choices next
+	if ( pInfo->HasChoiceType() )
+	{
+		StringChoiceList_t choices;
+		if ( ElementPropertiesChoices()->GetStringChoiceList( pInfo->GetChoiceType(), GetPanelElement(), GetAttributeName(), IsArrayEntry(), choices ) )
+		{
+			c = choices.Count();
+			for ( int i = 0; i < c; ++i )
+			{
+				if ( !Q_stricmp( pValue, choices[i].m_pValue ) )
+				{
+					pComboBox->SetText( choices[i].m_pChoiceString );
+					return;
+				}
+			}
+		}
+	}
+
+	pComboBox->SetText( "Unknown value" );
+}