Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#ifndef MOUSEOVERPANELBUTTON_H
#define MOUSEOVERPANELBUTTON_H
#ifdef _WIN32
#pragma once
#endif
#include <vgui/IScheme.h>
#include <vgui_controls/Button.h>
#include <vgui/KeyCode.h>
#include <filesystem.h>
extern vgui::Panel *g_lastPanel;
extern vgui::Button *g_lastButton;
//-----------------------------------------------------------------------------
// Purpose: Triggers a new panel when the mouse goes over the button
//
// the new panel has the same dimensions as the passed templatePanel and is of
// the same class.
//
// must at least inherit from vgui::EditablePanel to support LoadControlSettings
//-----------------------------------------------------------------------------
template <class T>
class MouseOverButton : public vgui::Button
{
private:
DECLARE_CLASS_SIMPLE( MouseOverButton, vgui::Button );
public:
MouseOverButton(vgui::Panel *parent, const char *panelName, T *templatePanel ) :
Button( parent, panelName, "MouseOverButton")
{
m_pPanel = new T( parent, NULL );
m_pPanel ->SetVisible( false );
// copy size&pos from template panel
int x,y,wide,tall;
templatePanel->GetBounds( x, y, wide, tall );
m_pPanel->SetBounds( x, y, wide, tall );
int px, py;
templatePanel->GetPinOffset( px, py );
int rx, ry;
templatePanel->GetResizeOffset( rx, ry );
// Apply pin settings from template, too
m_pPanel->SetAutoResize( templatePanel->GetPinCorner(), templatePanel->GetAutoResize(), px, py, rx, ry );
m_bPreserveArmedButtons = false;
m_bUpdateDefaultButtons = false;
}
virtual void SetPreserveArmedButtons( bool bPreserve ){ m_bPreserveArmedButtons = bPreserve; }
virtual void SetUpdateDefaultButtons( bool bUpdate ){ m_bUpdateDefaultButtons = bUpdate; }
virtual void ShowPage()
{
if( m_pPanel )
{
m_pPanel->SetVisible( true );
m_pPanel->MoveToFront();
g_lastPanel = m_pPanel;
}
}
virtual void HidePage()
{
if ( m_pPanel )
{
m_pPanel->SetVisible( false );
}
}
const char *GetClassPage( const char *className )
{
static char classPanel[ _MAX_PATH ];
Q_snprintf( classPanel, sizeof( classPanel ), "classes/%s.res", className);
if ( g_pFullFileSystem->FileExists( classPanel, IsX360() ? "MOD" : "GAME" ) )
{
}
else if (g_pFullFileSystem->FileExists( "classes/default.res", IsX360() ? "MOD" : "GAME" ) )
{
Q_snprintf ( classPanel, sizeof( classPanel ), "classes/default.res" );
}
else
{
return NULL;
}
return classPanel;
}
#ifdef REFRESH_CLASSMENU_TOOL
void RefreshClassPage( void )
{
m_pPanel->LoadControlSettings( GetClassPage( GetName() ) );
}
#endif
virtual void ApplySettings( KeyValues *resourceData )
{
BaseClass::ApplySettings( resourceData );
// name, position etc of button is set, now load matching
// resource file for associated info panel:
m_pPanel->LoadControlSettings( GetClassPage( GetName() ) );
}
T *GetClassPanel( void ) { return m_pPanel; }
virtual void OnCursorExited()
{
if ( !m_bPreserveArmedButtons )
{
BaseClass::OnCursorExited();
}
}
virtual void OnCursorEntered()
{
BaseClass::OnCursorEntered();
if ( !IsEnabled() )
return;
// are we updating the default buttons?
if ( m_bUpdateDefaultButtons )
{
SetAsDefaultButton( 1 );
}
// are we preserving the armed state (and need to turn off the old button)?
if ( m_bPreserveArmedButtons )
{
if ( g_lastButton && g_lastButton != this )
{
g_lastButton->SetArmed( false );
}
g_lastButton = this;
}
// turn on our panel (if it isn't already)
if ( m_pPanel && ( !m_pPanel->IsVisible() ) )
{
// turn off the previous panel
if ( g_lastPanel && g_lastPanel->IsVisible() )
{
g_lastPanel->SetVisible( false );
}
ShowPage();
}
}
virtual void OnKeyCodeReleased( vgui::KeyCode code )
{
BaseClass::OnKeyCodeReleased( code );
if ( m_bPreserveArmedButtons )
{
if ( g_lastButton )
{
g_lastButton->SetArmed( true );
}
}
}
private:
T *m_pPanel;
bool m_bPreserveArmedButtons;
bool m_bUpdateDefaultButtons;
};
#define MouseOverPanelButton MouseOverButton<vgui::EditablePanel>
#endif // MOUSEOVERPANELBUTTON_H