1HEADmaster

1 files changed, 406 insertions, 0 deletions

diff --git a/game/client/cstrike/VGUI/buypreset_listbox.cpp b/game/client/cstrike/VGUI/buypreset_listbox.cpp
new file mode 100644
index 0000000..add8dd7
--- /dev/null
+++ b/game/client/cstrike/VGUI/buypreset_listbox.cpp
@@ -0,0 +1,406 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#include "cbase.h"
+
+#include <KeyValues.h>
+#include <vgui/MouseCode.h>
+#include <vgui/IInput.h>
+#include <vgui/IScheme.h>
+#include <vgui/ISurface.h>
+
+#include <vgui_controls/EditablePanel.h>
+#include <vgui_controls/ScrollBar.h>
+#include <vgui_controls/Label.h>
+#include <vgui_controls/Button.h>
+#include <vgui_controls/Controls.h>
+#include "buypreset_listbox.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include <tier0/memdbgon.h>
+
+using namespace vgui;
+
+#ifndef max
+#define max(a,b)            (((a) > (b)) ? (a) : (b))
+#endif
+
+
+//--------------------------------------------------------------------------------------------------------------
+//--------------------------------------------------------------------------------------------------------------
+BuyPresetListBox::BuyPresetListBox( vgui::Panel *parent, char const *panelName ) : Panel( parent, panelName )
+{
+	m_visibleIndex = 0;
+	m_lastSize = 0;
+
+	SetBounds( 0, 0, 100, 100 );
+
+	m_vbar = new ScrollBar(this, "PanelListPanelVScroll", true);
+	m_vbar->SetBounds( 0, 0, 20, 20 );
+	m_vbar->SetVisible(true);
+	m_vbar->AddActionSignalTarget( this );
+
+	m_pPanelEmbedded = new EditablePanel(this, "PanelListEmbedded");
+	m_pPanelEmbedded->SetBounds(0, 0, 20, 20);
+	m_pPanelEmbedded->SetPaintBackgroundEnabled( false );
+	m_pPanelEmbedded->SetPaintBorderEnabled(false);
+
+	if( IsProportional() )
+	{
+		int width, height;
+		int sw,sh;
+		surface()->GetProportionalBase( width, height );
+		GetHudSize(sw, sh);
+
+		// resize scrollbar, etc
+		m_iScrollbarSize = static_cast<int>( static_cast<float>( SCROLLBAR_SIZE )*( static_cast<float>( sw )/ static_cast<float>( width )));
+		m_iDefaultHeight = static_cast<int>( static_cast<float>( DEFAULT_HEIGHT )*( static_cast<float>( sw )/ static_cast<float>( width )));
+		m_iPanelBuffer = static_cast<int>( static_cast<float>( PANELBUFFER )*( static_cast<float>( sw )/ static_cast<float>( width )));
+	}
+	else
+	{
+		m_iScrollbarSize = SCROLLBAR_SIZE;
+		m_iDefaultHeight = DEFAULT_HEIGHT;
+		m_iPanelBuffer = PANELBUFFER;
+	}
+}
+
+//--------------------------------------------------------------------------------------------------------------
+BuyPresetListBox::~BuyPresetListBox()
+{
+	// free data from table
+	DeleteAllItems();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Passes commands up to the parent
+ */
+void BuyPresetListBox::OnCommand( const char *command )
+{
+	GetParent()->OnCommand( command );
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Scrolls the list according to the mouse wheel movement
+ */
+void BuyPresetListBox::OnMouseWheeled(int delta)
+{
+	int scale = 3;
+	if ( m_items.Count() )
+	{
+		Panel *panel = m_items[0].panel;
+		if ( panel )
+		{
+			scale = panel->GetTall() + m_iPanelBuffer;
+		}
+	}
+	int val = m_vbar->GetValue();
+	val -= (delta * scale);
+	m_vbar->SetValue(val);
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Computes vertical pixels needed by listbox contents
+ */
+int	BuyPresetListBox::computeVPixelsNeeded( void )
+{
+	int pixels = 0;
+
+	int i; 
+	for ( i = 0; i < m_items.Count(); i++ )
+	{
+		Panel *panel = m_items[i].panel;
+		if ( !panel )
+			continue;
+
+		int w, h;
+		panel->GetSize( w, h );
+
+		pixels += m_iPanelBuffer; // add in buffer. between items.
+		pixels += h;	
+	}
+
+	pixels += m_iPanelBuffer; // add in buffer below last item
+
+	return pixels;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Adds an item to the end of the listbox.  UserData is assumed to be a pointer that can be freed by the listbox if non-NULL.
+ */
+int BuyPresetListBox::AddItem( vgui::Panel *panel, void * userData )
+{
+	assert(panel);
+
+	DataItem item = { panel, userData };
+
+	panel->SetParent( m_pPanelEmbedded );
+
+	m_items.AddToTail( item );
+
+	InvalidateLayout();
+	return m_items.Count();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Exchanges two items in the listbox
+ */
+void BuyPresetListBox::SwapItems( int index1, int index2 )
+{
+	if ( index1 < 0 || index2 < 0 || index1 >= m_items.Count() || index2 >= m_items.Count() )
+	{
+		return;
+	}
+
+	DataItem temp = m_items[index1];
+	m_items[index1] = m_items[index2];
+	m_items[index2] = temp;
+
+	InvalidateLayout();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Returns the number of items in the listbox
+ */
+int	BuyPresetListBox::GetItemCount( void ) const
+{
+	return m_items.Count();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Returns the panel in the given index, or NULL
+ */
+Panel * BuyPresetListBox::GetItemPanel(int index) const
+{
+	if ( index < 0 || index >= m_items.Count() )
+		return NULL;
+
+	return m_items[index].panel;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Returns the userData in the given index, or NULL
+ */
+void * BuyPresetListBox::GetItemUserData(int index)
+{
+	if ( index < 0 || index >= m_items.Count() )
+	{
+		return NULL;
+	}
+
+	return m_items[index].userData;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Sets the userData in the given index
+ */
+void BuyPresetListBox::SetItemUserData( int index, void * userData )
+{
+	if ( index < 0 || index >= m_items.Count() )
+		return;
+
+	m_items[index].userData = userData;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Removes an item from the table (changing the indices of all following items), deleting the panel and userData
+ */
+void BuyPresetListBox::RemoveItem(int index)
+{
+	if ( index < 0 || index >= m_items.Count() )
+		return;
+
+	DataItem item = m_items[index];
+	if ( item.panel )
+	{
+		item.panel->MarkForDeletion();
+	}
+	if ( item.userData )
+	{
+		delete item.userData;
+	}
+
+	m_items.Remove( index );
+
+	InvalidateLayout();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  clears the listbox, deleting all panels and userData
+ */
+void BuyPresetListBox::DeleteAllItems()
+{
+	while ( m_items.Count() )
+	{
+		RemoveItem( 0 );
+	}
+
+	// move the scrollbar to the top of the list
+	m_vbar->SetValue(0);
+	InvalidateLayout();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Handles Count changes
+ */
+void BuyPresetListBox::OnSizeChanged(int wide, int tall)
+{
+	BaseClass::OnSizeChanged(wide, tall);
+	InvalidateLayout();
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Positions listbox items, etc after internal changes
+ */
+void BuyPresetListBox::PerformLayout()
+{
+	int wide, tall;
+	GetSize( wide, tall );
+
+	int vpixels = computeVPixelsNeeded();
+
+	int visibleIndex = m_visibleIndex;
+
+	//!! need to make it recalculate scroll positions
+	m_vbar->SetVisible(true);
+	m_vbar->SetEnabled(false);
+	m_vbar->SetRange( 0, (MAX( 0, vpixels - tall + m_iDefaultHeight ))  );
+	m_vbar->SetRangeWindow( m_iDefaultHeight );
+	m_vbar->SetButtonPressedScrollValue( m_iDefaultHeight ); // standard height of labels/buttons etc.
+	m_vbar->SetPos(wide - m_iScrollbarSize, 1);
+	m_vbar->SetSize(m_iScrollbarSize, tall - 2);
+
+	m_visibleIndex = visibleIndex;
+
+	int top = MAX( 0, m_vbar->GetValue() );
+
+	m_pPanelEmbedded->SetPos( 1, -top );
+	m_pPanelEmbedded->SetSize( wide-m_iScrollbarSize -2, vpixels );
+
+	// Now lay out the controls on the embedded panel
+	int y = 0;
+	int h = 0;
+	int totalh = 0;
+	
+	int i;
+	for ( i = 0; i < m_items.Count(); i++, y += h )
+	{
+		// add in a little buffer between panels
+		y += m_iPanelBuffer;
+		DataItem item = m_items[i];
+
+		h = item.panel->GetTall();
+
+		totalh += h;
+		item.panel->SetBounds( 8, y, wide - m_iScrollbarSize - 8 - 8, h );
+		item.panel->InvalidateLayout();
+	}
+
+	if ( m_visibleIndex >= 0 && m_visibleIndex < m_items.Count() )
+	{
+
+		int vpos = 0;
+
+		int tempWide, tempTall;
+		GetSize( tempWide, tempTall );
+
+		int vtop, vbottom;
+		m_vbar->GetRange( vtop, vbottom );
+
+		int tempTop = MAX( 0, m_vbar->GetValue() ); // top pixel in the embedded panel
+		int bottom = tempTop + tempTall - 2;
+
+		int itemTop, itemLeft, itemBottom, itemRight;
+		m_items[m_visibleIndex].panel->GetBounds( itemLeft, itemTop, itemRight, itemBottom );
+		itemBottom += itemTop;
+		itemRight += itemLeft;
+
+		if ( itemTop < tempTop )
+		{
+			// item's top is too high
+			vpos -= ( tempTop - itemTop );
+
+			m_vbar->SetValue(vpos);
+			OnSliderMoved(vpos);
+		}
+		else if ( itemBottom > bottom )
+		{
+			// item's bottom is too low
+			vpos += ( itemBottom - bottom );
+
+			m_vbar->SetValue(vpos);
+			OnSliderMoved(vpos);
+		}
+	}
+
+	if ( m_lastSize == vpixels )
+	{
+		m_visibleIndex = -1;
+	}
+	m_lastSize = vpixels;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Try to ensure that the given index is visible
+ */
+void BuyPresetListBox::MakeItemVisible( int index )
+{
+	m_visibleIndex = index;
+	m_lastSize = 0;
+}
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Loads colors, fonts, etc
+ */
+void BuyPresetListBox::ApplySchemeSettings(IScheme *pScheme)
+{
+	BaseClass::ApplySchemeSettings(pScheme);
+
+	SetBgColor(GetSchemeColor("BuyPresetListBox.BgColor", GetBgColor(), pScheme));
+
+	SetBorder(pScheme->GetBorder("BrowserBorder"));
+	m_vbar->SetBorder(pScheme->GetBorder("BrowserBorder"));
+
+	PerformLayout();
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Handles slider being dragged
+ */
+void BuyPresetListBox::OnSliderMoved( int position )
+{
+	InvalidateLayout();
+	Repaint();
+}
+
+
+//--------------------------------------------------------------------------------------------------------------
+/**
+ *  Moves slider to the top
+ */
+void BuyPresetListBox::MoveScrollBarToTop()
+{
+	m_vbar->SetValue(0);
+	OnSliderMoved(0);
+}
+