590 lines
14 KiB
C++
590 lines
14 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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//=============================================================================
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// Valve includes
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#include "tier1/KeyValues.h"
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#include "vgui/MouseCode.h"
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#include "vgui/IInput.h"
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#include "vgui/IScheme.h"
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#include "vgui/ISurface.h"
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#include "vgui_controls/EditablePanel.h"
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#include "vgui_controls/ScrollBar.h"
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#include "vgui_controls/Label.h"
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#include "vgui_controls/Button.h"
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#include "vgui_controls/Controls.h"
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// Local includes
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#include "dualpanellist.h"
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// Last include
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#include "tier0/memdbgon.h"
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//=============================================================================
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//
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//=============================================================================
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CDualPanelList::CDualPanelList( vgui::Panel *pParent, char const *pszPanelName )
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: vgui::Panel( pParent, pszPanelName )
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, m_pScrollBar( NULL )
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{
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SetBounds( 0, 0, 100, 100 );
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if ( false )
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{
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m_pScrollBar = new vgui::ScrollBar( this, "CDualPanelListVScroll", true );
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m_pScrollBar->AddActionSignalTarget( this );
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}
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m_pPanelEmbedded = new vgui::EditablePanel( this, "PanelListEmbedded" );
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m_pPanelEmbedded->SetBounds( 0, 0, 20, 20 );
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m_pPanelEmbedded->SetPaintBackgroundEnabled( false );
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m_pPanelEmbedded->SetPaintBorderEnabled( false );
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m_iFirstColumnWidth = 100; // default width
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m_nNumColumns = 1; // 1 column by default
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if ( false && IsProportional() )
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{
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m_iDefaultHeight = vgui::scheme()->GetProportionalScaledValueEx( GetScheme(), DEFAULT_HEIGHT );
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m_iPanelBuffer = vgui::scheme()->GetProportionalScaledValueEx( GetScheme(), PANELBUFFER );
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}
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else
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{
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m_iDefaultHeight = DEFAULT_HEIGHT;
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m_iPanelBuffer = PANELBUFFER;
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}
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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CDualPanelList::~CDualPanelList()
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{
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// free data from table
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DeleteAllItems();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::SetVerticalBufferPixels( int buffer )
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{
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m_iPanelBuffer = buffer;
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InvalidateLayout();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::ComputeVPixelsNeeded()
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{
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int iCurrentItem = 0;
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int iLargestH = 0;
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int nPixels = 0;
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for ( int i = 0; i < m_SortedItems.Count(); i++ )
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{
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Panel *pPanel = m_DataItems[ m_SortedItems[i] ].panel;
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if ( !pPanel || !pPanel->IsVisible() )
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continue;
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if ( pPanel->IsLayoutInvalid() )
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{
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pPanel->InvalidateLayout( true );
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}
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int iCurrentColumn = iCurrentItem % m_nNumColumns;
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int w, h;
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pPanel->GetSize( w, h );
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if ( iLargestH < h )
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iLargestH = h;
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if ( iCurrentColumn == 0 )
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nPixels += m_iPanelBuffer; // add in buffer. between rows.
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if ( iCurrentColumn >= m_nNumColumns - 1 )
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{
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nPixels += iLargestH;
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iLargestH = 0;
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}
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iCurrentItem++;
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}
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// Add in remaining largest height
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nPixels += iLargestH;
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nPixels += m_iPanelBuffer; // add in buffer below last item
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/*
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nPixels = 0;
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for ( int i = 0; i < m_SortedItems.Count(); ++i )
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{
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Panel *pPanel = m_DataItems[ m_SortedItems[i] ].panel;
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if ( !pPanel )
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continue;
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int nWide = 0;
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int nHeight = 0;
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pPanel->GetSize( nWide, nHeight );
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nPixels += nHeight;
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}
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*/
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return nPixels;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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vgui::Panel *CDualPanelList::GetCellRenderer( int row )
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{
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if ( !m_SortedItems.IsValidIndex(row) )
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return NULL;
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Panel *panel = m_DataItems[ m_SortedItems[row] ].panel;
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return panel;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::AddItem( vgui::Panel *labelPanel, vgui::Panel *panel)
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{
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Assert(panel);
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if ( labelPanel )
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{
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labelPanel->SetParent( m_pPanelEmbedded );
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}
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panel->SetParent( m_pPanelEmbedded );
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int itemID = m_DataItems.AddToTail();
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CDataItem &newitem = m_DataItems[itemID];
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newitem.labelPanel = labelPanel;
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newitem.panel = panel;
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m_SortedItems.AddToTail(itemID);
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InvalidateLayout();
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return itemID;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::GetItemCount() const
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{
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return m_DataItems.Count();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::GetItemIDFromRow( int nRow ) const
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{
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if ( nRow < 0 || nRow >= GetItemCount() )
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return m_DataItems.InvalidIndex();
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return m_SortedItems[ nRow ];
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::FirstItem() const
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{
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return m_DataItems.Head();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::NextItem( int nItemID ) const
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{
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return m_DataItems.Next( nItemID );
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::InvalidItemID() const
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{
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return m_DataItems.InvalidIndex();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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vgui::Panel *CDualPanelList::GetItemLabel(int nItemID)
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{
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if ( !m_DataItems.IsValidIndex( nItemID ) )
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return NULL;
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return m_DataItems[nItemID].labelPanel;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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vgui::Panel *CDualPanelList::GetItemPanel( int nItemID )
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{
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if ( !m_DataItems.IsValidIndex( nItemID ) )
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return NULL;
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return m_DataItems[nItemID].panel;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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bool CDualPanelList::IsItemVisible( int nItemID ) const
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{
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if ( !m_DataItems.IsValidIndex( nItemID ) )
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return true;
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return m_DataItems[nItemID].IsVisible();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::SetItemVisible( int nItemID, bool bVisible )
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{
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if ( !m_DataItems.IsValidIndex( nItemID ) )
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return;
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m_DataItems[nItemID].SetVisible( bVisible );
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InvalidateLayout();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::RemoveItem( int nItemID )
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{
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if ( !m_DataItems.IsValidIndex( nItemID ) )
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return;
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CDataItem &item = m_DataItems[nItemID];
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if ( item.panel )
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{
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item.panel->MarkForDeletion();
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}
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if ( item.labelPanel )
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{
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item.labelPanel->MarkForDeletion();
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}
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m_DataItems.Remove( nItemID );
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m_SortedItems.FindAndRemove( nItemID );
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InvalidateLayout();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::DeleteAllItems()
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{
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FOR_EACH_LL( m_DataItems, i )
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{
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if ( m_DataItems[i].panel )
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{
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delete m_DataItems[i].panel;
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}
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}
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m_DataItems.RemoveAll();
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m_SortedItems.RemoveAll();
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InvalidateLayout();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::RemoveAll()
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{
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m_DataItems.RemoveAll();
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m_SortedItems.RemoveAll();
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// m_pScrollBar->SetValue( 0 );
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InvalidateLayout();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::OnSizeChanged( int nWide, int nTall )
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{
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BaseClass::OnSizeChanged( nWide, nTall );
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InvalidateLayout();
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Repaint();
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::PerformLayout()
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{
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int nWide, nTall;
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GetSize( nWide, nTall );
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int vpixels = ComputeVPixelsNeeded();
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int top = 0;
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if ( m_pScrollBar )
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{
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m_pScrollBar->SetRange( 0, vpixels );
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m_pScrollBar->SetRangeWindow( nTall );
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m_pScrollBar->SetButtonPressedScrollValue( nTall / 4 ); // standard height of labels/buttons etc.
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m_pScrollBar->SetPos( nWide - m_pScrollBar->GetWide() - 2, 0 );
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m_pScrollBar->SetSize( m_pScrollBar->GetWide(), nTall - 2 );
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top = m_pScrollBar->GetValue();
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}
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m_pPanelEmbedded->SetPos( 1, -top );
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if ( m_pScrollBar )
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{
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m_pPanelEmbedded->SetSize( nWide - m_pScrollBar->GetWide() - 2, vpixels );
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}
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else
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{
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m_pPanelEmbedded->SetSize( nWide - 2, vpixels );
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}
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SetSize( nWide, vpixels );
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/*
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bool bScrollbarVisible = true;
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// If we're supposed to automatically hide the scrollbar when unnecessary, check it now
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if ( m_bAutoHideScrollbar )
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{
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bScrollbarVisible = (m_pPanelEmbedded->GetTall() > nTall);
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}
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m_pScrollBar->SetVisible( bScrollbarVisible );
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*/
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// Now lay out the controls on the embedded panel
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int y = 0;
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int h = 0;
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int totalh = 0;
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int xpos = m_iFirstColumnWidth + m_iPanelBuffer;
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int iColumnWidth = ( nWide - xpos - 12 ) / m_nNumColumns;
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if ( m_pScrollBar )
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{
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iColumnWidth = ( nWide - xpos - m_pScrollBar->GetWide() - 12 ) / m_nNumColumns;
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}
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for ( int i = 0; i < m_SortedItems.Count(); i++ )
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{
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CDataItem &item = m_DataItems[ m_SortedItems[i] ];
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if ( !item.IsVisible() )
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continue;
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int iCurrentColumn = i % m_nNumColumns;
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// add in a little buffer between panels
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if ( iCurrentColumn == 0 )
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y += m_iPanelBuffer;
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if ( h < item.panel->GetTall() )
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h = item.panel->GetTall();
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if ( item.labelPanel )
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{
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item.labelPanel->SetBounds( 0, y, m_iFirstColumnWidth, item.panel->GetTall() );
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}
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item.panel->SetBounds( xpos + iCurrentColumn * iColumnWidth, y, iColumnWidth, item.panel->GetTall() );
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if ( iCurrentColumn >= m_nNumColumns - 1 )
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{
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y += h;
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totalh += h;
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h = 0;
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}
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}
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::ApplySchemeSettings( vgui::IScheme *pScheme )
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{
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BaseClass::ApplySchemeSettings( pScheme );
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SetBorder( pScheme->GetBorder( "ButtonDepressedBorder" ) );
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SetBgColor( GetSchemeColor( "ListPanel.BgColor", GetBgColor(), pScheme ) );
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::OnSliderMoved( int /* nPosition */ )
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{
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InvalidateLayout();
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Repaint();
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}
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/*
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::MoveScrollBarToTop()
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{
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m_pScrollBar->SetValue( 0 );
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}
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*/
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::SetFirstColumnWidth( int nWidth )
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{
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m_iFirstColumnWidth = nWidth;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::GetFirstColumnWidth()
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{
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return m_iFirstColumnWidth;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::SetNumColumns( int nNumColumns )
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{
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m_nNumColumns = nNumColumns;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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int CDualPanelList::GetNumColumns()
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{
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return m_nNumColumns;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::OnMouseWheeled( int nDelta )
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{
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if ( !m_pScrollBar )
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return;
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int nVal = m_pScrollBar->GetValue();
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nVal -= ( nDelta * DEFAULT_HEIGHT );
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m_pScrollBar->SetValue( nVal );
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::SetSelectedPanel( vgui::Panel *pPanel )
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{
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if ( pPanel != m_hSelectedItem )
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{
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// notify the panels of the selection change
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if ( m_hSelectedItem )
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{
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PostMessage( m_hSelectedItem.Get(), new KeyValues( "PanelSelected", "state", 0 ) );
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}
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if ( pPanel )
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{
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PostMessage( pPanel, new KeyValues( "PanelSelected", "state", 1 ) );
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}
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m_hSelectedItem = pPanel;
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}
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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vgui::Panel *CDualPanelList::GetSelectedPanel()
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{
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return m_hSelectedItem;
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}
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//-----------------------------------------------------------------------------
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//
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//-----------------------------------------------------------------------------
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void CDualPanelList::ScrollToItem( int nItemNumber )
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{
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if ( !m_pScrollBar || !m_pScrollBar->IsVisible() )
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return;
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CDataItem& item = m_DataItems[ m_SortedItems[ nItemNumber ] ];
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if ( !item.panel )
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return;
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int x, y;
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item.panel->GetPos( x, y );
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int lx, ly;
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lx = x;
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ly = y;
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m_pPanelEmbedded->LocalToScreen( lx, ly );
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ScreenToLocal( lx, ly );
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int h = item.panel->GetTall();
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if ( ly >= 0 && ly + h < GetTall() )
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return;
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m_pScrollBar->SetValue( y );
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InvalidateLayout();
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}
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