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vgui2/dme_controls/presetpicker.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Dialog allowing users to select presets from within a preset group
+//
+//===========================================================================//
+
+#include "dme_controls/presetpicker.h"
+#include "tier1/KeyValues.h"
+#include "tier1/utlbuffer.h"
+#include "vgui/IVGui.h"
+#include "vgui_controls/button.h"
+#include "vgui_controls/listpanel.h"
+#include "vgui_controls/splitter.h"
+#include "vgui_controls/messagebox.h"
+#include "movieobjects/dmeanimationset.h"
+#include "datamodel/dmelement.h"
+#include "matsys_controls/picker.h"
+#include "dme_controls/dmecontrols_utils.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include <tier0/memdbgon.h>
+
+using namespace vgui;
+
+static int __cdecl PresetNameSortFunc( vgui::ListPanel *pPanel, const vgui::ListPanelItem &item1, const vgui::ListPanelItem &item2 )
+{
+	const char *string1 = item1.kv->GetString( "name" );
+	const char *string2 = item2.kv->GetString( "name" );
+	return Q_stricmp( string1, string2 );
+}
+
+CPresetPickerFrame::CPresetPickerFrame( vgui::Panel *pParent, const char *pTitle, bool bAllowMultiSelect ) : 
+	BaseClass( pParent, "PresetPickerFrame" )
+{
+	SetDeleteSelfOnClose( true );
+	m_pContextKeyValues = NULL;
+
+	m_pPresetList = new vgui::ListPanel( this, "PresetList" );
+	m_pPresetList->AddColumnHeader( 0, "name", "Preset Name", 52, 0 );
+	m_pPresetList->SetSelectIndividualCells( false );
+	m_pPresetList->SetMultiselectEnabled( bAllowMultiSelect );
+	m_pPresetList->SetEmptyListText( "No presets" );
+	m_pPresetList->AddActionSignalTarget( this );
+	m_pPresetList->SetSortFunc( 0, PresetNameSortFunc );
+	m_pPresetList->SetSortColumn( 0 );
+
+	m_pOpenButton = new vgui::Button( this, "OkButton", "#MessageBox_OK", this, "Ok" );
+	m_pCancelButton = new vgui::Button( this, "CancelButton", "#MessageBox_Cancel", this, "Cancel" );
+	SetBlockDragChaining( true );
+
+	LoadControlSettingsAndUserConfig( "resource/presetpicker.res" );
+
+	SetTitle( pTitle, false );
+}
+
+CPresetPickerFrame::~CPresetPickerFrame()
+{
+	CleanUpMessage();
+}
+
+
+//-----------------------------------------------------------------------------
+// Refreshes the list of presets
+//-----------------------------------------------------------------------------
+void CPresetPickerFrame::RefreshPresetList( CDmElement *pPresetGroup, bool bSelectAll )
+{
+	m_pPresetList->RemoveAll();
+
+	const CDmrElementArray< CDmePreset > presets( pPresetGroup, "presets" );
+	if ( !presets.IsValid() )
+		return;
+
+	int nCount = presets.Count();
+	if ( nCount == 0 )
+		return;
+
+	for ( int i = 0; i < nCount; ++i )
+	{
+		CDmePreset *pPreset = presets[i];
+
+		const char *pName = pPreset->GetName();
+		if ( !pName || !pName[0] )
+		{
+			pName = "<no name>";
+		}
+
+		KeyValues *kv = new KeyValues( "node" );
+		kv->SetString( "name", pName ); 
+		SetElementKeyValue( kv, "preset", pPreset );
+
+		int nItemID = m_pPresetList->AddItem( kv, 0, false, false );
+		if ( bSelectAll )
+		{
+			m_pPresetList->AddSelectedItem( nItemID );
+		}
+	}
+	m_pPresetList->SortList();
+}
+
+
+//-----------------------------------------------------------------------------
+// Deletes the message
+//-----------------------------------------------------------------------------
+void CPresetPickerFrame::CleanUpMessage()
+{
+	if ( m_pContextKeyValues )
+	{
+		m_pContextKeyValues->deleteThis();
+		m_pContextKeyValues = NULL;
+	}
+}
+
+
+//-----------------------------------------------------------------------------
+// Sets the current scene + animation list
+//-----------------------------------------------------------------------------
+void CPresetPickerFrame::DoModal( CDmElement *pPresetGroup, bool bSelectAll, KeyValues *pContextKeyValues )
+{
+	CleanUpMessage();
+	RefreshPresetList( pPresetGroup, bSelectAll );
+	m_pContextKeyValues = pContextKeyValues;
+	BaseClass::DoModal();
+}
+
+
+//-----------------------------------------------------------------------------
+// On command
+//-----------------------------------------------------------------------------
+void CPresetPickerFrame::OnCommand( const char *pCommand )
+{
+	if ( !Q_stricmp( pCommand, "Ok" ) )
+	{
+		int nSelectedItemCount = m_pPresetList->GetSelectedItemsCount();
+		if ( nSelectedItemCount == 0 )
+			return;
+
+		KeyValues *pActionKeys = new KeyValues( "PresetPicked" );
+
+		if ( m_pPresetList->IsMultiselectEnabled() )
+		{
+			pActionKeys->SetInt( "count", nSelectedItemCount );
+
+			// Adds them in selection order
+			for ( int i = 0; i < nSelectedItemCount; ++i )
+			{
+				char pBuf[32];
+				Q_snprintf( pBuf, sizeof(pBuf), "%d", i );
+
+				int nItemID = m_pPresetList->GetSelectedItem( i );
+				KeyValues *pKeyValues = m_pPresetList->GetItem( nItemID );
+				CDmePreset *pPreset = GetElementKeyValue<CDmePreset>( pKeyValues, "preset" );
+
+				SetElementKeyValue( pActionKeys, pBuf, pPreset );
+			}
+		}
+		else
+		{
+			int nItemID = m_pPresetList->GetSelectedItem( 0 );
+			KeyValues *pKeyValues = m_pPresetList->GetItem( nItemID );
+			CDmePreset *pPreset = GetElementKeyValue<CDmePreset>( pKeyValues, "preset" );
+			SetElementKeyValue( pActionKeys, "preset", pPreset );
+		}
+
+		if ( m_pContextKeyValues )
+		{
+			pActionKeys->AddSubKey( m_pContextKeyValues );
+
+			// This prevents them from being deleted later
+			m_pContextKeyValues = NULL;
+		}
+
+		PostActionSignal( pActionKeys );
+		CloseModal();
+		return;
+	}
+
+	if ( !Q_stricmp( pCommand, "Cancel" ) )
+	{
+		KeyValues *pActionKeys = new KeyValues( "PresetPickCancelled" );
+		if ( m_pContextKeyValues )
+		{
+			pActionKeys->AddSubKey( m_pContextKeyValues );
+
+			// This prevents them from being deleted later
+			m_pContextKeyValues = NULL;
+		}
+		PostActionSignal( pActionKeys );
+		CloseModal();
+		return;
+	}
+
+	BaseClass::OnCommand( pCommand );
+}
+