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//
// TextBoxRenderer.cs
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (c) 2006 Novell, Inc.
//
// Authors:
// Jonathan Pobst (monkey@jpobst.com)
//
using System.Drawing;
using System.Windows.Forms.VisualStyles;
namespace System.Windows.Forms
{
public sealed class TextBoxRenderer
{
#region Private Constructor
private TextBoxRenderer () { }
#endregion
#region Public Static Methods
public static void DrawTextBox (Graphics g, Rectangle bounds, TextBoxState state)
{
DrawTextBox (g, bounds, String.Empty, null, Rectangle.Empty, TextFormatFlags.Default, state);
}
public static void DrawTextBox (Graphics g, Rectangle bounds, string textBoxText, Font font, TextBoxState state)
{
DrawTextBox (g, bounds, textBoxText, font, Rectangle.Empty, TextFormatFlags.Default, state);
}
public static void DrawTextBox (Graphics g, Rectangle bounds, string textBoxText, Font font, Rectangle textBounds, TextBoxState state)
{
DrawTextBox (g, bounds, textBoxText, font, textBounds, TextFormatFlags.Default, state);
}
public static void DrawTextBox (Graphics g, Rectangle bounds, string textBoxText, Font font, TextFormatFlags flags, TextBoxState state)
{
DrawTextBox (g, bounds, textBoxText, font, Rectangle.Empty, flags, state);
}
public static void DrawTextBox (Graphics g, Rectangle bounds, string textBoxText, Font font, Rectangle textBounds, TextFormatFlags flags, TextBoxState state)
{
if (!IsSupported)
throw new InvalidOperationException ();
VisualStyleRenderer vsr;
switch (state) {
case TextBoxState.Assist:
vsr = new VisualStyleRenderer (VisualStyleElement.TextBox.TextEdit.Assist);
break;
case TextBoxState.Disabled:
vsr = new VisualStyleRenderer (VisualStyleElement.TextBox.TextEdit.Disabled);
break;
case TextBoxState.Hot:
vsr = new VisualStyleRenderer (VisualStyleElement.TextBox.TextEdit.Hot);
break;
case TextBoxState.Normal:
case TextBoxState.Readonly:
default:
vsr = new VisualStyleRenderer (VisualStyleElement.TextBox.TextEdit.Normal);
break;
case TextBoxState.Selected:
vsr = new VisualStyleRenderer (VisualStyleElement.TextBox.TextEdit.Selected);
break;
}
vsr.DrawBackground (g, bounds);
if (textBounds == Rectangle.Empty)
textBounds = new Rectangle (bounds.Left + 3, bounds.Top + 3, bounds.Width - 6, bounds.Height - 6);
if (textBoxText != String.Empty)
if (state == TextBoxState.Disabled)
TextRenderer.DrawText (g, textBoxText, font, textBounds, SystemColors.GrayText, flags);
else
TextRenderer.DrawText (g, textBoxText, font, textBounds, SystemColors.ControlText, flags);
}
#endregion
#region Public Static Properties
public static bool IsSupported {
get { return VisualStyleInformation.IsEnabledByUser && (Application.VisualStyleState == VisualStyleState.ClientAndNonClientAreasEnabled || Application.VisualStyleState == VisualStyleState.ClientAreaEnabled); }
}
#endregion
}
}
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