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utils/vgui_panel_zoo/TextEntryDemo5.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "DemoPage.h"
+
+#include <VGUI/IVGui.h>
+
+#include <vgui_controls/TextEntry.h>
+#include <vgui/KeyCode.h>
+
+using namespace vgui;
+
+//-----------------------------------------------------------------------------
+// Text Entry controls are notepad-like windows that hold text. 
+// In this demo we create an editable text entry window that holds multiple lines
+// of text. We initialize it with some starting text.
+// We override the enter key to clear the text. To add a newline manually you can
+// type ctrl-enter
+//-----------------------------------------------------------------------------
+class TextEntryDemo5: public DemoPage
+{
+	public:
+		TextEntryDemo5(Panel *parent, const char *name);
+		~TextEntryDemo5();	
+	private:
+
+		void OnKeyCodeTyped(KeyCode code);
+
+		TextEntry *m_pTextEntry;
+				
+};
+
+//-----------------------------------------------------------------------------
+// Purpose: Constructor
+//-----------------------------------------------------------------------------
+TextEntryDemo5::TextEntryDemo5(Panel *parent, const char *name) : DemoPage(parent, name)
+{
+	m_pTextEntry = new TextEntry(this, "AnotherTextEntry");
+
+	// Position the window and make it nice and wide.
+	// Make it tall enough to fit several lines of text.
+	m_pTextEntry->SetBounds(100, 100, 200, 100);
+	
+
+	// Make this window hold multiple lines of text.
+	// This will turn off horizontal scrolling, 
+	// and wrap text from line to line.
+	m_pTextEntry->SetMultiline(true);
+	
+	// Insert text after you have set the size and position of the window
+	m_pTextEntry->InsertString("Some starting text and a pile of text. ");
+	m_pTextEntry->InsertString("Some more text to make mutiple lines. ");
+	m_pTextEntry->InsertString("Even more scrumptious, chocolatey delicious text. ");
+	m_pTextEntry->InsertString("Enough text to get that scroll bar a-scrolling. ");
+	m_pTextEntry->InsertString("That's it a nice number of chars.");
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Destructor
+//-----------------------------------------------------------------------------
+TextEntryDemo5::~TextEntryDemo5()
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: When the enter key is pressed we clear the textentry.
+//  To add a newline use ctrl-return.
+//-----------------------------------------------------------------------------
+void TextEntryDemo5::OnKeyCodeTyped(KeyCode code)
+{
+	if (code == KEY_ENTER)
+	{
+		m_pTextEntry->SetText("");
+	}
+
+	DemoPage::OnKeyCodeTyped(code);
+}
+
+Panel* TextEntryDemo5_Create(Panel *parent)
+{
+	return new TextEntryDemo5(parent, "TextEntryDemo5");
+}
+
+