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engine/vgui_askconnectpanel.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#include "vgui_baseui_interface.h"
+#include "vgui/IVGui.h"
+#include "vgui_controls/Frame.h"
+#include "vgui_controls/Label.h"
+#include "vgui_controls/AnimationController.h"
+#include "vgui/ILocalize.h"
+#include "mathlib/mathlib.h"
+#include "inputsystem/ButtonCode.h"
+#include "vgui_askconnectpanel.h"
+#include "keys.h"
+#include "cl_pluginhelpers.h"
+
+
+using namespace vgui;
+
+
+class CAskConnectPanel : public EditablePanel
+{
+	DECLARE_CLASS_SIMPLE( CAskConnectPanel, vgui::EditablePanel );
+
+public:
+	CAskConnectPanel( VPANEL parent );
+	~CAskConnectPanel();
+
+	void GetHostName( char *pOut, int maxOutBytes );
+	void SetHostName( const char *pHostName );
+	void StartSlideAnimation( float flDuration );
+	void UpdateCurrentPosition();
+	void Hide();
+
+	virtual void ApplySchemeSettings( vgui::IScheme *pScheme );
+	virtual void ApplySettings(KeyValues *inResourceData);
+	virtual void OnTick();
+
+public:
+	static CAskConnectPanel *s_pAskConnectPanel;
+
+private:
+	char m_HostName[256];
+	Color m_bgColor;
+	int m_OriginalWidth;					// Don't get less than this wide.
+	
+	double m_flAnimationEndTime;				// -1 if not playing
+
+	Label *m_pInfoLabel;
+	
+	Label *m_pHostNameLabel;
+	int m_HostNameLabelRightSidePadding;	// Grow the whole panel to make sure there's this much padding on the right of the hostname label.
+	
+	Label *m_pAcceptLabel;
+	AnimationController *m_pAnimationController;
+};
+
+CAskConnectPanel *CAskConnectPanel::s_pAskConnectPanel = NULL;
+
+
+CAskConnectPanel::CAskConnectPanel( VPANEL parent ) 
+	: BaseClass( NULL, "AskConnectPanel" ), m_bgColor( 0, 0, 0, 192 )
+{
+	SetParent( parent );
+	Assert( s_pAskConnectPanel == NULL );
+	s_pAskConnectPanel = this;
+	m_flAnimationEndTime = -1;
+
+	SetKeyBoardInputEnabled( false );
+	SetMouseInputEnabled( false );
+	SetVisible( false );
+
+	m_pHostNameLabel = new Label( this, "HostNameLabel", "" );
+	m_pAcceptLabel = new Label( this, "AcceptLabel", "" );
+	m_pInfoLabel = new Label( this, "InfoLabel", "" );
+	
+	m_HostName[0] = 0;
+	vgui::ivgui()->AddTickSignal( GetVPanel() );
+	SetAutoDelete( true );
+
+	m_pAnimationController = new vgui::AnimationController( NULL );
+	m_pAnimationController->SetParent( parent );
+	m_pAnimationController->SetScriptFile( parent, "scripts/plugin_animations.txt" );
+	m_pAnimationController->SetProportional( false );
+
+	LoadControlSettings( "resource\\askconnectpanel.res" );
+	InvalidateLayout( true );
+	
+	m_OriginalWidth = GetWide();
+	int x, y, wide, tall;
+	m_pHostNameLabel->GetBounds( x, y, wide, tall );
+	m_HostNameLabelRightSidePadding = GetWide() - (x+wide);
+}
+
+CAskConnectPanel::~CAskConnectPanel()
+{
+	s_pAskConnectPanel = NULL;
+}
+
+void CAskConnectPanel::GetHostName( char *pOut, int maxOutBytes )
+{
+	V_strncpy( pOut, m_HostName, maxOutBytes );
+}
+
+void CAskConnectPanel::SetHostName( const char *pHostName )
+{
+	V_strncpy( m_HostName, pHostName, sizeof( m_HostName ) );
+	m_pHostNameLabel->SetText( pHostName );
+	
+	// Update our width.
+	int x, y, wide, tall;
+	m_pHostNameLabel->SizeToContents();
+	m_pHostNameLabel->GetBounds( x, y, wide, tall );	
+
+	int x2, y2, wide2, tall2;
+	wchar_t wcMessage[512];
+	g_pVGuiLocalize->ConstructString_safe( wcMessage, g_pVGuiLocalize->Find("#Valve_ServerOfferingToConnect"), 0 );
+	m_pInfoLabel->SetText( wcMessage );
+	m_pInfoLabel->SizeToContents();
+	m_pInfoLabel->GetBounds( x2, y2, wide2, tall2 );	
+
+	int desiredWidth = max(x+wide,x2+wide2) + m_HostNameLabelRightSidePadding;
+	if ( desiredWidth < m_OriginalWidth )
+		desiredWidth = m_OriginalWidth;
+	
+	SetWide( desiredWidth );
+}
+
+void CAskConnectPanel::ApplySettings(KeyValues *inResourceData)
+{
+	BaseClass::ApplySettings(inResourceData);
+	
+	const char *pStr = inResourceData->GetString( "BgColor", NULL );
+	if ( pStr )
+	{
+		int r = 0, g = 0, b = 0, a = 0;
+		if ( sscanf( pStr, "%d %d %d %d", &r, &g, &b, &a ) == 4 )
+		{
+			m_bgColor = Color( r, g, b, a );
+			SetBgColor( m_bgColor );
+		}
+	}
+}
+
+void CAskConnectPanel::StartSlideAnimation( float flDuration )
+{
+	m_flAnimationEndTime = Plat_FloatTime() + flDuration;
+	
+	// Figure out what key they have bound...
+	const char *pKeyName = Key_NameForBinding( "askconnect_accept" );
+	if ( pKeyName )
+	{
+		wchar_t wcKeyName[64], wcMessage[512];
+		g_pVGuiLocalize->ConvertANSIToUnicode( pKeyName, wcKeyName, sizeof( wcKeyName ) );
+		g_pVGuiLocalize->ConstructString_safe( wcMessage, g_pVGuiLocalize->Find("#Valve_PressKeyToAccept"), 1, wcKeyName );
+		m_pAcceptLabel->SetText( wcMessage );
+	}
+	else
+	{
+		m_pAcceptLabel->SetText( "#Valve_BindKeyToAccept" );
+	}
+
+	m_pAnimationController->StartAnimationSequence( "AskConnectShow" ); 
+	SetVisible( true );
+	InvalidateLayout();
+	UpdateCurrentPosition();
+}
+
+void CAskConnectPanel::Hide()
+{
+	m_flAnimationEndTime = -1;
+	SetVisible( false );
+}
+
+void CAskConnectPanel::OnTick()
+{
+	// Do the hide animation?
+	if ( m_flAnimationEndTime != -1 )
+	{
+		if ( Plat_FloatTime() > m_flAnimationEndTime )
+		{
+			m_flAnimationEndTime = -1;
+			m_pAnimationController->StartAnimationSequence( "AskConnectHide" ); 
+		}
+	}
+
+	m_pAnimationController->UpdateAnimations( Sys_FloatTime() );
+
+	// Make sure vgui doesn't call Paint() on us after we're hidden.
+	if ( GetAlpha() == 0 )
+		SetVisible( false );
+
+	if ( IsVisible() )
+	{
+		UpdateCurrentPosition();
+	}
+
+	BaseClass::OnTick();
+}
+
+void CAskConnectPanel::UpdateCurrentPosition()
+{
+	int x=0, y=0, wide=0, tall=0;
+	if ( g_PluginManager )
+		g_PluginManager->GetHudMessagePosition( x, y, wide, tall );
+	
+	SetPos( x, y+tall );
+}
+
+void CAskConnectPanel::ApplySchemeSettings( vgui::IScheme *pScheme )
+{
+	BaseClass::ApplySchemeSettings( pScheme );
+
+	SetBgColor( m_bgColor );
+	SetPaintBackgroundType( 2 );
+}
+
+
+void SetupDefaultAskConnectAcceptKey()
+{
+	// If they don't have a binding for askconnect_accept, set one up.
+	if ( !Key_NameForBinding( "askconnect_accept" ) )
+	{
+		// .. but only if they don't already have something setup for F3.
+		if ( !Key_BindingForKey( KEY_F3 ) )
+		{
+			Key_SetBinding( KEY_F3, "askconnect_accept" );
+		}
+	}
+}
+
+
+vgui::Panel* CreateAskConnectPanel( VPANEL parent )
+{
+	return new CAskConnectPanel( parent );
+}
+
+
+void ShowAskConnectPanel( const char *pHostName, float flDuration )
+{
+	const int cubHostName = V_strlen( pHostName );
+	if ( cubHostName <= 0 )
+		return;
+
+	// Hostname is not allowed to contain semicolon, whitespace, or control characters
+	for ( int i = 0; i < cubHostName; i++ )
+	{
+		if ( pHostName[i] == ';' || V_isspace( pHostName[i] ) || pHostName[i] < 0x20 )
+		{
+			return;
+		}
+	}
+
+	CAskConnectPanel *pPanel = CAskConnectPanel::s_pAskConnectPanel;
+	if ( pPanel )
+	{
+		pPanel->SetHostName( pHostName );
+		pPanel->StartSlideAnimation( flDuration );
+		pPanel->MoveToFront();
+	}
+}
+
+
+void HideAskConnectPanel()
+{
+	CAskConnectPanel *pPanel = CAskConnectPanel::s_pAskConnectPanel;
+	if ( pPanel )
+		pPanel->Hide();
+}
+
+bool IsAskConnectPanelActive( char *pHostName, int maxHostNameBytes )
+{
+	CAskConnectPanel *pPanel = CAskConnectPanel::s_pAskConnectPanel;
+	if ( pPanel && pPanel->IsVisible() && pPanel->GetAlpha() > 0 )
+	{
+		pPanel->GetHostName( pHostName, maxHostNameBytes );
+		return true;
+	}
+	else
+	{
+		return false;
+	}
+}
+