AnchoredBlock.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Framework / System / Windows / Documents / AnchoredBlock.cs / 1 / AnchoredBlock.cs
                        

                        
                            //---------------------------------------------------------------------------- 
//
// Copyright (C) Microsoft Corporation.  All rights reserved.
//
// Description: AnchoredBlock element. 
//    AnchoredBlock element - an abstract class used as a base for
//    TextElements incorporated (anchored) into text flow on inline level, 
//    but appearing visually in separate block. 
//    Derived concrete classes are: Floater and Figure.
// 
//---------------------------------------------------------------------------

using System.ComponentModel;        // TypeConverter
using System.Windows.Media;         // Brush 
using System.Windows.Markup; // ContentProperty
using MS.Internal; 
 
namespace System.Windows.Documents
{ 
    /// 
    /// AnchoredBlock element - an abstract class used as a base for
    /// TextElements incorporated (anchored) into text flow on inline level,
    /// but appearing visually in separate block. 
    /// Derived concrete classes are: Flowter and Figure.
    ///  
    [ContentProperty("Blocks")] 
    public abstract class AnchoredBlock : Inline
    { 
        //-------------------------------------------------------------------
        //
        // Constructors
        // 
        //-------------------------------------------------------------------
 
        #region Constructors 

        ///  
        /// Creates a new AnchoredBlock instance.
        /// 
        /// 
        /// Optional child of the new AnchoredBlock, may be null. 
        /// 
        ///  
        /// Optional position at which to insert the new AnchoredBlock. May 
        /// be null.
        ///  
        protected AnchoredBlock(Block block, TextPointer insertionPosition)
        {
            if (insertionPosition != null)
            { 
                insertionPosition.TextContainer.BeginChange();
            } 
            try 
            {
                if (insertionPosition != null) 
                {
                    // This will throw InvalidOperationException if schema validity is violated.
                    insertionPosition.InsertInline(this);
                } 

                if (block != null) 
                { 
                    this.Blocks.Add(block);
                } 
            }
            finally
            {
                if (insertionPosition != null) 
                {
                    insertionPosition.TextContainer.EndChange(); 
                } 
            }
        } 

        #endregion Constructors

        //-------------------------------------------------------------------- 
        //
        // Public Properties 
        // 
        //-------------------------------------------------------------------
 
        #region Public Properties

        /// 
        /// Collection of Blocks contained in this element 
        /// 
        [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)] 
        public BlockCollection Blocks 
        {
            get 
            {
                return new BlockCollection(this, /*isOwnerParent*/true);
            }
        } 

        ///  
        /// DependencyProperty for  property. 
        /// 
        public static readonly DependencyProperty MarginProperty = 
                Block.MarginProperty.AddOwner(
                        typeof(AnchoredBlock),
                        new FrameworkPropertyMetadata(
                                new Thickness(Double.NaN), 
                                FrameworkPropertyMetadataOptions.AffectsMeasure));
 
        ///  
        /// The Margin property specifies the margin of the element.
        ///  
        public Thickness Margin
        {
            get { return (Thickness)GetValue(MarginProperty); }
            set { SetValue(MarginProperty, value); } 
        }
 
        ///  
        /// DependencyProperty for  property.
        ///  
        public static readonly DependencyProperty PaddingProperty =
                Block.PaddingProperty.AddOwner(
                        typeof(AnchoredBlock),
                        new FrameworkPropertyMetadata( 
                                new Thickness(Double.NaN),
                                FrameworkPropertyMetadataOptions.AffectsMeasure)); 
 
        /// 
        /// The Padding property specifies the padding of the element. 
        /// 
        public Thickness Padding
        {
            get { return (Thickness)GetValue(PaddingProperty); } 
            set { SetValue(PaddingProperty, value); }
        } 
 
        /// 
        /// DependencyProperty for  property. 
        /// 
        public static readonly DependencyProperty BorderThicknessProperty =
                Block.BorderThicknessProperty.AddOwner(
                        typeof(AnchoredBlock), 
                        new FrameworkPropertyMetadata(
                            new Thickness(), 
                            FrameworkPropertyMetadataOptions.AffectsMeasure)); 

        ///  
        /// The BorderThickness property specifies the border of the element.
        /// 
        public Thickness BorderThickness
        { 
            get { return (Thickness)GetValue(BorderThicknessProperty); }
            set { SetValue(BorderThicknessProperty, value); } 
        } 

        ///  
        /// DependencyProperty for  property.
        /// 
        public static readonly DependencyProperty BorderBrushProperty =
                Block.BorderBrushProperty.AddOwner( 
                        typeof(AnchoredBlock),
                        new FrameworkPropertyMetadata( 
                                null, 
                                FrameworkPropertyMetadataOptions.AffectsRender));
 
        /// 
        /// The BorderBrush property specifies the brush of the border.
        /// 
        public Brush BorderBrush 
        {
            get { return (Brush)GetValue(BorderBrushProperty); } 
            set { SetValue(BorderBrushProperty, value); } 
        }
 
        /// 
        /// DependencyProperty for  property.
        /// 
        public static readonly DependencyProperty TextAlignmentProperty = 
                Block.TextAlignmentProperty.AddOwner(typeof(AnchoredBlock));
 
        ///  
        ///
        ///  
        public TextAlignment TextAlignment
        {
            get { return (TextAlignment)GetValue(TextAlignmentProperty); }
            set { SetValue(TextAlignmentProperty, value); } 
        }
 
        ///  
        /// DependencyProperty for  property.
        ///  
        public static readonly DependencyProperty LineHeightProperty =
                Block.LineHeightProperty.AddOwner(typeof(AnchoredBlock));

        ///  
        /// The LineHeight property specifies the height of each generated line box.
        ///  
        [TypeConverter(typeof(LengthConverter))] 
        public double LineHeight
        { 
            get { return (double)GetValue(LineHeightProperty); }
            set { SetValue(LineHeightProperty, value); }
        }
 
        /// 
        /// DependencyProperty for  property. 
        ///  
        public static readonly DependencyProperty LineStackingStrategyProperty =
                Block.LineStackingStrategyProperty.AddOwner(typeof(AnchoredBlock)); 

        /// 
        /// The LineStackingStrategy property specifies how lines are placed
        ///  
        public LineStackingStrategy LineStackingStrategy
        { 
            get { return (LineStackingStrategy)GetValue(LineStackingStrategyProperty); } 
            set { SetValue(LineStackingStrategyProperty, value); }
        } 

        #endregion Public Proterties

        #region Internal Methods 

        ///  
        /// This method is used by TypeDescriptor to determine if this property should 
        /// be serialized.
        ///  
        [EditorBrowsable(EditorBrowsableState.Never)]
        public bool ShouldSerializeBlocks(XamlDesignerSerializationManager manager)
        {
            return manager != null && manager.XmlWriter == null; 
        }
 
        #endregion 

        //------------------------------------------------------ 
        //
        //  Internal Properties
        //
        //------------------------------------------------------ 

        #region Internal Properties 
 
        /// 
        /// Marks this element's left edge as visible to IMEs. 
        /// This means element boundaries will act as word breaks.
        /// 
        internal override bool IsIMEStructuralElement
        { 
            get
            { 
                return true; 
            }
        } 

        #endregion Internal Properties
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
//---------------------------------------------------------------------------- 
//
// Copyright (C) Microsoft Corporation.  All rights reserved.
//
// Description: AnchoredBlock element. 
//    AnchoredBlock element - an abstract class used as a base for
//    TextElements incorporated (anchored) into text flow on inline level, 
//    but appearing visually in separate block. 
//    Derived concrete classes are: Floater and Figure.
// 
//---------------------------------------------------------------------------

using System.ComponentModel;        // TypeConverter
using System.Windows.Media;         // Brush 
using System.Windows.Markup; // ContentProperty
using MS.Internal; 
 
namespace System.Windows.Documents
{ 
    /// 
    /// AnchoredBlock element - an abstract class used as a base for
    /// TextElements incorporated (anchored) into text flow on inline level,
    /// but appearing visually in separate block. 
    /// Derived concrete classes are: Flowter and Figure.
    ///  
    [ContentProperty("Blocks")] 
    public abstract class AnchoredBlock : Inline
    { 
        //-------------------------------------------------------------------
        //
        // Constructors
        // 
        //-------------------------------------------------------------------
 
        #region Constructors 

        ///  
        /// Creates a new AnchoredBlock instance.
        /// 
        /// 
        /// Optional child of the new AnchoredBlock, may be null. 
        /// 
        ///  
        /// Optional position at which to insert the new AnchoredBlock. May 
        /// be null.
        ///  
        protected AnchoredBlock(Block block, TextPointer insertionPosition)
        {
            if (insertionPosition != null)
            { 
                insertionPosition.TextContainer.BeginChange();
            } 
            try 
            {
                if (insertionPosition != null) 
                {
                    // This will throw InvalidOperationException if schema validity is violated.
                    insertionPosition.InsertInline(this);
                } 

                if (block != null) 
                { 
                    this.Blocks.Add(block);
                } 
            }
            finally
            {
                if (insertionPosition != null) 
                {
                    insertionPosition.TextContainer.EndChange(); 
                } 
            }
        } 

        #endregion Constructors

        //-------------------------------------------------------------------- 
        //
        // Public Properties 
        // 
        //-------------------------------------------------------------------
 
        #region Public Properties

        /// 
        /// Collection of Blocks contained in this element 
        /// 
        [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)] 
        public BlockCollection Blocks 
        {
            get 
            {
                return new BlockCollection(this, /*isOwnerParent*/true);
            }
        } 

        ///  
        /// DependencyProperty for  property. 
        /// 
        public static readonly DependencyProperty MarginProperty = 
                Block.MarginProperty.AddOwner(
                        typeof(AnchoredBlock),
                        new FrameworkPropertyMetadata(
                                new Thickness(Double.NaN), 
                                FrameworkPropertyMetadataOptions.AffectsMeasure));
 
        ///  
        /// The Margin property specifies the margin of the element.
        ///  
        public Thickness Margin
        {
            get { return (Thickness)GetValue(MarginProperty); }
            set { SetValue(MarginProperty, value); } 
        }
 
        ///  
        /// DependencyProperty for  property.
        ///  
        public static readonly DependencyProperty PaddingProperty =
                Block.PaddingProperty.AddOwner(
                        typeof(AnchoredBlock),
                        new FrameworkPropertyMetadata( 
                                new Thickness(Double.NaN),
                                FrameworkPropertyMetadataOptions.AffectsMeasure)); 
 
        /// 
        /// The Padding property specifies the padding of the element. 
        /// 
        public Thickness Padding
        {
            get { return (Thickness)GetValue(PaddingProperty); } 
            set { SetValue(PaddingProperty, value); }
        } 
 
        /// 
        /// DependencyProperty for  property. 
        /// 
        public static readonly DependencyProperty BorderThicknessProperty =
                Block.BorderThicknessProperty.AddOwner(
                        typeof(AnchoredBlock), 
                        new FrameworkPropertyMetadata(
                            new Thickness(), 
                            FrameworkPropertyMetadataOptions.AffectsMeasure)); 

        ///  
        /// The BorderThickness property specifies the border of the element.
        /// 
        public Thickness BorderThickness
        { 
            get { return (Thickness)GetValue(BorderThicknessProperty); }
            set { SetValue(BorderThicknessProperty, value); } 
        } 

        ///  
        /// DependencyProperty for  property.
        /// 
        public static readonly DependencyProperty BorderBrushProperty =
                Block.BorderBrushProperty.AddOwner( 
                        typeof(AnchoredBlock),
                        new FrameworkPropertyMetadata( 
                                null, 
                                FrameworkPropertyMetadataOptions.AffectsRender));
 
        /// 
        /// The BorderBrush property specifies the brush of the border.
        /// 
        public Brush BorderBrush 
        {
            get { return (Brush)GetValue(BorderBrushProperty); } 
            set { SetValue(BorderBrushProperty, value); } 
        }
 
        /// 
        /// DependencyProperty for  property.
        /// 
        public static readonly DependencyProperty TextAlignmentProperty = 
                Block.TextAlignmentProperty.AddOwner(typeof(AnchoredBlock));
 
        ///  
        ///
        ///  
        public TextAlignment TextAlignment
        {
            get { return (TextAlignment)GetValue(TextAlignmentProperty); }
            set { SetValue(TextAlignmentProperty, value); } 
        }
 
        ///  
        /// DependencyProperty for  property.
        ///  
        public static readonly DependencyProperty LineHeightProperty =
                Block.LineHeightProperty.AddOwner(typeof(AnchoredBlock));

        ///  
        /// The LineHeight property specifies the height of each generated line box.
        ///  
        [TypeConverter(typeof(LengthConverter))] 
        public double LineHeight
        { 
            get { return (double)GetValue(LineHeightProperty); }
            set { SetValue(LineHeightProperty, value); }
        }
 
        /// 
        /// DependencyProperty for  property. 
        ///  
        public static readonly DependencyProperty LineStackingStrategyProperty =
                Block.LineStackingStrategyProperty.AddOwner(typeof(AnchoredBlock)); 

        /// 
        /// The LineStackingStrategy property specifies how lines are placed
        ///  
        public LineStackingStrategy LineStackingStrategy
        { 
            get { return (LineStackingStrategy)GetValue(LineStackingStrategyProperty); } 
            set { SetValue(LineStackingStrategyProperty, value); }
        } 

        #endregion Public Proterties

        #region Internal Methods 

        ///  
        /// This method is used by TypeDescriptor to determine if this property should 
        /// be serialized.
        ///  
        [EditorBrowsable(EditorBrowsableState.Never)]
        public bool ShouldSerializeBlocks(XamlDesignerSerializationManager manager)
        {
            return manager != null && manager.XmlWriter == null; 
        }
 
        #endregion 

        //------------------------------------------------------ 
        //
        //  Internal Properties
        //
        //------------------------------------------------------ 

        #region Internal Properties 
 
        /// 
        /// Marks this element's left edge as visible to IMEs. 
        /// This means element boundaries will act as word breaks.
        /// 
        internal override bool IsIMEStructuralElement
        { 
            get
            { 
                return true; 
            }
        } 

        #endregion Internal Properties
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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