Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / WinFormsIntegration / System / Windows / Integration / ElementHostPropertyMap.cs / 1 / ElementHostPropertyMap.cs
using System.Windows.Forms.Integration;
using System.Runtime.Serialization;
using SWC = System.Windows.Controls;
using SD = System.Drawing;
using SW = System.Windows;
using SWM = System.Windows.Media;
using SWF = System.Windows.Forms;
using SWI = System.Windows.Input;
namespace System.Windows.Forms.Integration
{
internal sealed class ElementHostPropertyMap : PropertyMap
{
//Since the host controls our lifetime, we shouldn't be disposing it.
#pragma warning disable 1634, 1691
#pragma warning disable 56524
private ElementHost _host;
#pragma warning restore 1634, 1691, 56524
public ElementHostPropertyMap(ElementHost host)
: base(host)
{
_host = host;
InitializeDefaultTranslators();
ResetAll();
}
///
/// Initialize the list of things we translate by default, like
/// BackColor.
///
private void InitializeDefaultTranslators()
{
DefaultTranslators.Add("BackColor", BackgroundPropertyTranslator);
DefaultTranslators.Add("BackgroundImage", BackgroundPropertyTranslator);
DefaultTranslators.Add("BackgroundImageLayout", BackgroundPropertyTranslator);
DefaultTranslators.Add("Cursor", CursorPropertyTranslator);
DefaultTranslators.Add("Enabled", EnabledPropertyTranslator);
DefaultTranslators.Add("Font", FontPropertyTranslator);
DefaultTranslators.Add("RightToLeft", RightToLeftPropertyTranslator);
DefaultTranslators.Add("Visible", VisiblePropertyTranslator);
DefaultTranslators.Add("ImeMode", ImeModePropertyTranslator);
}
///
/// Translator for BackColor, BackgroundImage, and BackgroundImageLayout
///
private static void BackgroundPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
UpdateBackgroundImage(elementHost);
}
}
private static void UpdateBackgroundImage(ElementHost host)
{
if (host != null && host.HostContainerInternal != null)
{
if (host.BackColorTransparent)
{
Control parent = host.Parent;
if (parent != null && parent.Visible)
{
using (SD.Bitmap parentBitmap = HostUtils.GetCoveredPortionOfBitmap(parent, host))
{
host.HostContainerInternal.Background = new SWM.ImageBrush(Convert.ToSystemWindowsMediaImagingBitmapImage(parentBitmap));
}
}
}
else
{
using (SD.Bitmap elementHostBitmap = HostUtils.GetBitmapOfControl(host, host))
{
host.HostContainerInternal.Background = new SWM.ImageBrush(Convert.ToSystemWindowsMediaImagingBitmapImage(elementHostBitmap));
}
}
}
}
///
/// Translator for Cursor
///
private static void CursorPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (adapter != null)
{
//Note: Allow nulls to propagate
SWF.Cursor fromCursor = value as SWF.Cursor;
SWI.Cursor toCursor = Convert.ToSystemWindowsInputCursor(fromCursor);
adapter.Cursor = toCursor;
}
}
}
///
/// Translator for Enabled
///
private static void EnabledPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (adapter != null && value is bool)
{
adapter.IsEnabled = (bool)value;
}
}
}
///
/// Translator for Font
///
private static void FontPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
SD.Font wfFont = value as SD.Font;
if (elementHost != null && wfFont != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (adapter != null)
{
adapter.SetValue(SWC.Control.FontSizeProperty, Convert.SystemDrawingFontToSystemWindowsFontSize(wfFont));
adapter.SetValue(SWC.Control.FontFamilyProperty, Convert.ToSystemWindowsFontFamily(wfFont.FontFamily));
adapter.SetValue(SWC.Control.FontWeightProperty, Convert.ToSystemWindowsFontWeight(wfFont));
adapter.SetValue(SWC.Control.FontStyleProperty, Convert.ToSystemWindowsFontStyle(wfFont));
SWC.TextBlock childTextBlock = elementHost.Child as SWC.TextBlock;
if (childTextBlock != null)
{
TextDecorationCollection decorations = new TextDecorationCollection();
if (wfFont.Underline) { decorations.Add(TextDecorations.Underline); };
if (wfFont.Strikeout) { decorations.Add(TextDecorations.Strikethrough); }
childTextBlock.TextDecorations = decorations;
}
}
}
}
///
/// Translator for ImeMode
///
private static void ImeModePropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null && elementHost.HwndSource != null)
{
elementHost.SyncHwndSrcImeStatus();
}
}
///
/// Translator for RightToLeft
///
private static void RightToLeftPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (adapter != null && value is SWF.RightToLeft)
{
SWF.RightToLeft fromRTL = (SWF.RightToLeft)value;
SW.FlowDirection toFlowDirection = ((fromRTL == SWF.RightToLeft.Yes) ? SW.FlowDirection.RightToLeft : SW.FlowDirection.LeftToRight);
adapter.FlowDirection = toFlowDirection;
}
}
}
///
/// Translator for Visible
///
private static void VisiblePropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (value is bool && adapter != null)
{
bool fromVisible = (bool)value;
SW.Visibility toVisibility = ((fromVisible) ? SW.Visibility.Visible : SW.Visibility.Hidden);
adapter.Visibility = toVisibility;
}
}
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
using System.Windows.Forms.Integration;
using System.Runtime.Serialization;
using SWC = System.Windows.Controls;
using SD = System.Drawing;
using SW = System.Windows;
using SWM = System.Windows.Media;
using SWF = System.Windows.Forms;
using SWI = System.Windows.Input;
namespace System.Windows.Forms.Integration
{
internal sealed class ElementHostPropertyMap : PropertyMap
{
//Since the host controls our lifetime, we shouldn't be disposing it.
#pragma warning disable 1634, 1691
#pragma warning disable 56524
private ElementHost _host;
#pragma warning restore 1634, 1691, 56524
public ElementHostPropertyMap(ElementHost host)
: base(host)
{
_host = host;
InitializeDefaultTranslators();
ResetAll();
}
///
/// Initialize the list of things we translate by default, like
/// BackColor.
///
private void InitializeDefaultTranslators()
{
DefaultTranslators.Add("BackColor", BackgroundPropertyTranslator);
DefaultTranslators.Add("BackgroundImage", BackgroundPropertyTranslator);
DefaultTranslators.Add("BackgroundImageLayout", BackgroundPropertyTranslator);
DefaultTranslators.Add("Cursor", CursorPropertyTranslator);
DefaultTranslators.Add("Enabled", EnabledPropertyTranslator);
DefaultTranslators.Add("Font", FontPropertyTranslator);
DefaultTranslators.Add("RightToLeft", RightToLeftPropertyTranslator);
DefaultTranslators.Add("Visible", VisiblePropertyTranslator);
DefaultTranslators.Add("ImeMode", ImeModePropertyTranslator);
}
///
/// Translator for BackColor, BackgroundImage, and BackgroundImageLayout
///
private static void BackgroundPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
UpdateBackgroundImage(elementHost);
}
}
private static void UpdateBackgroundImage(ElementHost host)
{
if (host != null && host.HostContainerInternal != null)
{
if (host.BackColorTransparent)
{
Control parent = host.Parent;
if (parent != null && parent.Visible)
{
using (SD.Bitmap parentBitmap = HostUtils.GetCoveredPortionOfBitmap(parent, host))
{
host.HostContainerInternal.Background = new SWM.ImageBrush(Convert.ToSystemWindowsMediaImagingBitmapImage(parentBitmap));
}
}
}
else
{
using (SD.Bitmap elementHostBitmap = HostUtils.GetBitmapOfControl(host, host))
{
host.HostContainerInternal.Background = new SWM.ImageBrush(Convert.ToSystemWindowsMediaImagingBitmapImage(elementHostBitmap));
}
}
}
}
///
/// Translator for Cursor
///
private static void CursorPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (adapter != null)
{
//Note: Allow nulls to propagate
SWF.Cursor fromCursor = value as SWF.Cursor;
SWI.Cursor toCursor = Convert.ToSystemWindowsInputCursor(fromCursor);
adapter.Cursor = toCursor;
}
}
}
///
/// Translator for Enabled
///
private static void EnabledPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (adapter != null && value is bool)
{
adapter.IsEnabled = (bool)value;
}
}
}
///
/// Translator for Font
///
private static void FontPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
SD.Font wfFont = value as SD.Font;
if (elementHost != null && wfFont != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (adapter != null)
{
adapter.SetValue(SWC.Control.FontSizeProperty, Convert.SystemDrawingFontToSystemWindowsFontSize(wfFont));
adapter.SetValue(SWC.Control.FontFamilyProperty, Convert.ToSystemWindowsFontFamily(wfFont.FontFamily));
adapter.SetValue(SWC.Control.FontWeightProperty, Convert.ToSystemWindowsFontWeight(wfFont));
adapter.SetValue(SWC.Control.FontStyleProperty, Convert.ToSystemWindowsFontStyle(wfFont));
SWC.TextBlock childTextBlock = elementHost.Child as SWC.TextBlock;
if (childTextBlock != null)
{
TextDecorationCollection decorations = new TextDecorationCollection();
if (wfFont.Underline) { decorations.Add(TextDecorations.Underline); };
if (wfFont.Strikeout) { decorations.Add(TextDecorations.Strikethrough); }
childTextBlock.TextDecorations = decorations;
}
}
}
}
///
/// Translator for ImeMode
///
private static void ImeModePropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null && elementHost.HwndSource != null)
{
elementHost.SyncHwndSrcImeStatus();
}
}
///
/// Translator for RightToLeft
///
private static void RightToLeftPropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (adapter != null && value is SWF.RightToLeft)
{
SWF.RightToLeft fromRTL = (SWF.RightToLeft)value;
SW.FlowDirection toFlowDirection = ((fromRTL == SWF.RightToLeft.Yes) ? SW.FlowDirection.RightToLeft : SW.FlowDirection.LeftToRight);
adapter.FlowDirection = toFlowDirection;
}
}
}
///
/// Translator for Visible
///
private static void VisiblePropertyTranslator(object host, string propertyName, object value)
{
ElementHost elementHost = host as ElementHost;
if (elementHost != null)
{
AvalonAdapter adapter = elementHost.HostContainerInternal;
if (value is bool && adapter != null)
{
bool fromVisible = (bool)value;
SW.Visibility toVisibility = ((fromVisible) ? SW.Visibility.Visible : SW.Visibility.Hidden);
adapter.Visibility = toVisibility;
}
}
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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