source-engine/utils/vgui_panel_zoo/ComboBoxDemo.cpp

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2020-04-22 16:56:21 +00:00
//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include "DemoPage.h"
#include "vgui/IVGui.h"
#include "vgui_controls/Controls.h"
#include "tier1/KeyValues.h"
#include <vgui_controls/ComboBox.h>
using namespace vgui;
// Combo boxes are boxes that display text and have a menu attached.
// Selecting an item from the menu changes the displayed text in the box.
class ComboBoxDemo: public DemoPage
{
public:
ComboBoxDemo(Panel *parent, const char *name);
~ComboBoxDemo();
private:
ComboBox *m_pComboBox;
};
//-----------------------------------------------------------------------------
// Purpose: Constructor
//-----------------------------------------------------------------------------
ComboBoxDemo::ComboBoxDemo(Panel *parent, const char *name) : DemoPage(parent, name)
{
// Create a new combo box.
// The first arg is the parent, the second the name
// The third arg is the number of items that will be in the list
// The fourth arg is if the box is editable or not.
m_pComboBox = new ComboBox(this, "Directions", 6, false);
// Position the box.
m_pComboBox->SetPos(100, 100);
// Set the width of the Combo box so any element selected will display nicely.
m_pComboBox->SetWide(80);
// Add text selections to the menu list
m_pComboBox->AddItem("Right", NULL );
m_pComboBox->AddItem("Left", NULL );
m_pComboBox->AddItem("Up", NULL );
m_pComboBox->AddItem("Down", NULL );
m_pComboBox->AddItem("Forward", NULL );
m_pComboBox->AddItem("Backward", NULL );
// Activate the first item in the list, so our box will start out
// with a default selection. ("Right")
m_pComboBox->ActivateItem(0);
}
//-----------------------------------------------------------------------------
// Purpose: Destructor
//-----------------------------------------------------------------------------
ComboBoxDemo::~ComboBoxDemo()
{
}
Panel* ComboBoxDemo_Create(Panel *parent)
{
return new ComboBoxDemo(parent, "ComboBoxDemo");
}