source.cpp

#using <System.dll>
#using <System.Xml.dll>
#using <System.Windows.Forms.dll>
#using <System.Drawing.dll>
#using <System.Data.dll>

usingnamespaceSystem;
usingnamespaceSystem::Data;
usingnamespaceSystem::Drawing;
usingnamespaceSystem::Windows::Forms;

public ref classForm1: publicForm
{
protected:
 TextBox^ textBox1;

// <Snippet1>
private:
voidBindTextBoxProperties()
 {
// Clear the collection before adding new Binding objects.
 textBox1->DataBindings->Clear();

// Create a DataTable containing Color objects.
 DataTable^ t = MakeTable();

/* Bind the Text, BackColor, and ForeColor properties
 to columns in the DataTable. */
 textBox1->DataBindings->Add( "Text", t, "Text" );
 textBox1->DataBindings->Add( "BackColor", t, "BackColor" );
 textBox1->DataBindings->Add( "ForeColor", t, "ForeColor" );
 }

 DataTable^ MakeTable()
 {
/* Create a DataTable with three columns.
 Two of the columns contain Color objects. */
 DataTable^ t = gcnew DataTable( "Control" );
 t->Columns->Add( "BackColor", Color::typeid );
 t->Columns->Add( "ForeColor", Color::typeid );
 t->Columns->Add( "Text" );

// Add three rows to the table.
 DataRow^ r;
 r = t->NewRow();
 r[ "BackColor" ] = Color::Blue;
 r[ "ForeColor" ] = Color::Yellow;
 r[ "Text" ] = "Yellow on Blue";
 t->Rows->Add( r );
 r = t->NewRow();
 r[ "BackColor" ] = Color::White;
 r[ "ForeColor" ] = Color::Green;
 r[ "Text" ] = "Green on white";
 t->Rows->Add( r );
 r = t->NewRow();
 r[ "BackColor" ] = Color::Orange;
 r[ "ForeColor" ] = Color::Black;
 r[ "Text" ] = "Black on Orange";
 t->Rows->Add( r );
return t;
 }
// </Snippet1>
};