Merge pull request #17 from MichaelTheShifter/shiftui_integration

Shiftui integration

1 files changed, 194 insertions, 0 deletions

diff --git a/source/ShiftUI/Internal/CheckBoxRenderer.cs b/source/ShiftUI/Internal/CheckBoxRenderer.cs
new file mode 100644
index 0000000..8800aa0
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+++ b/source/ShiftUI/Internal/CheckBoxRenderer.cs
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+//
+// CheckBoxRenderer.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 ([email protected])
+//
+
+using System.Drawing;
+using ShiftUI.VisualStyles;
+using System;
+
+namespace ShiftUI
+{
+	public sealed class CheckBoxRenderer
+	{
+		private static bool always_use_visual_styles = false;
+
+		#region Private Constructor
+		private CheckBoxRenderer () {}
+		#endregion
+		
+		#region Public Static Methods
+		public static void DrawCheckBox (Graphics g, Point glyphLocation, CheckBoxState state)
+		{
+			DrawCheckBox (g, glyphLocation, Rectangle.Empty, String.Empty, null, TextFormatFlags.HorizontalCenter, null, Rectangle.Empty, false, state);
+		}
+
+		public static void DrawCheckBox (Graphics g, Point glyphLocation, Rectangle textBounds, string checkBoxText, Font font, bool focused, CheckBoxState state)
+		{
+			DrawCheckBox (g, glyphLocation, textBounds, checkBoxText, font, TextFormatFlags.HorizontalCenter, null, Rectangle.Empty, focused, state);
+		}
+
+		public static void DrawCheckBox (Graphics g, Point glyphLocation, Rectangle textBounds, string checkBoxText, Font font, TextFormatFlags flags, bool focused, CheckBoxState state)
+		{
+			DrawCheckBox (g, glyphLocation, textBounds, checkBoxText, font, flags, null, Rectangle.Empty, focused, state);
+		}
+
+		public static void DrawCheckBox (Graphics g, Point glyphLocation, Rectangle textBounds, string checkBoxText, Font font, Image image, Rectangle imageBounds, bool focused, CheckBoxState state)
+		{
+			DrawCheckBox (g, glyphLocation, textBounds, checkBoxText, font, TextFormatFlags.HorizontalCenter, image, imageBounds, focused, state);
+		}
+
+		public static void DrawCheckBox (Graphics g, Point glyphLocation, Rectangle textBounds, string checkBoxText, Font font, TextFormatFlags flags, Image image, Rectangle imageBounds, bool focused, CheckBoxState state)
+		{
+			Rectangle bounds = new Rectangle (glyphLocation, GetGlyphSize (g, state));
+
+			if (Application.RenderWithVisualStyles || always_use_visual_styles == true) {
+				VisualStyleRenderer vsr = GetCheckBoxRenderer (state);
+
+				vsr.DrawBackground (g, bounds);
+
+				if (image != null)
+					vsr.DrawImage (g, imageBounds, image);
+
+				if (focused)
+					WidgetPaint.DrawFocusRectangle (g, textBounds);
+
+				if (checkBoxText != String.Empty)
+					if (state == CheckBoxState.CheckedDisabled || state == CheckBoxState.MixedDisabled || state == CheckBoxState.UncheckedDisabled)
+						TextRenderer.DrawText (g, checkBoxText, font, textBounds, SystemColors.GrayText, flags);
+					else
+						TextRenderer.DrawText (g, checkBoxText, font, textBounds, SystemColors.ControlText, flags);
+			} else {
+				switch (state) {
+					case CheckBoxState.CheckedDisabled:
+					case CheckBoxState.MixedDisabled:
+					case CheckBoxState.MixedPressed:
+						WidgetPaint.DrawCheckBox (g, bounds, ButtonState.Inactive | ButtonState.Checked);
+						break;
+					case CheckBoxState.CheckedHot:
+					case CheckBoxState.CheckedNormal:
+						WidgetPaint.DrawCheckBox (g, bounds, ButtonState.Checked);
+						break;
+					case CheckBoxState.CheckedPressed:
+						WidgetPaint.DrawCheckBox (g, bounds, ButtonState.Pushed | ButtonState.Checked);
+						break;
+					case CheckBoxState.MixedHot:
+					case CheckBoxState.MixedNormal:
+						WidgetPaint.DrawMixedCheckBox (g, bounds, ButtonState.Checked);
+						break;
+					case CheckBoxState.UncheckedDisabled:
+					case CheckBoxState.UncheckedPressed:
+						WidgetPaint.DrawCheckBox (g, bounds, ButtonState.Inactive);
+						break;
+					case CheckBoxState.UncheckedHot:
+					case CheckBoxState.UncheckedNormal:
+						WidgetPaint.DrawCheckBox (g, bounds, ButtonState.Normal);
+						break;
+				}
+
+				if (image != null)
+					g.DrawImage (image, imageBounds);
+
+				if (focused)
+					WidgetPaint.DrawFocusRectangle (g, textBounds);
+
+				if (checkBoxText != String.Empty)
+					TextRenderer.DrawText (g, checkBoxText, font, textBounds, SystemColors.ControlText, flags);
+			}
+		}
+
+		public static bool IsBackgroundPartiallyTransparent (CheckBoxState state)
+		{
+			if (!VisualStyleRenderer.IsSupported)
+				return false;
+
+			VisualStyleRenderer vsr = GetCheckBoxRenderer (state);
+
+			return vsr.IsBackgroundPartiallyTransparent ();
+		}
+
+		public static void DrawParentBackground (Graphics g, Rectangle bounds, Widget childControl)
+		{
+			if (!VisualStyleRenderer.IsSupported)
+				return;
+				
+			VisualStyleRenderer vsr = new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.UncheckedNormal);
+
+			vsr.DrawParentBackground (g, bounds, childControl);
+		}
+
+		public static Size GetGlyphSize (Graphics g, CheckBoxState state)
+		{
+			if (!VisualStyleRenderer.IsSupported)
+				return new Size (13, 13);
+
+			VisualStyleRenderer vsr = GetCheckBoxRenderer (state);
+
+			return vsr.GetPartSize (g, ThemeSizeType.Draw);
+		}
+		#endregion
+
+		#region Private Static Methods
+		private static VisualStyleRenderer GetCheckBoxRenderer (CheckBoxState state)
+		{
+			switch (state) {
+				case CheckBoxState.CheckedDisabled:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.CheckedDisabled);
+				case CheckBoxState.CheckedHot:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.CheckedHot);
+				case CheckBoxState.CheckedNormal:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.CheckedNormal);
+				case CheckBoxState.CheckedPressed:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.CheckedPressed);
+				case CheckBoxState.MixedDisabled:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.MixedDisabled);
+				case CheckBoxState.MixedHot:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.MixedHot);
+				case CheckBoxState.MixedNormal:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.MixedNormal);
+				case CheckBoxState.MixedPressed:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.MixedPressed);
+				case CheckBoxState.UncheckedDisabled:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.UncheckedDisabled);
+				case CheckBoxState.UncheckedHot:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.UncheckedHot);
+				case CheckBoxState.UncheckedNormal:
+				default:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.UncheckedNormal);
+				case CheckBoxState.UncheckedPressed:
+					return new VisualStyleRenderer (VisualStyleElement.Button.CheckBox.UncheckedPressed);
+			}
+		}
+		#endregion
+
+		#region Public Static Properties
+		public static bool RenderMatchingApplicationState {
+			get { return !always_use_visual_styles; }
+			set { always_use_visual_styles = !value; }
+		}
+		#endregion
+	}
+}
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