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# Class Bookmark

Adds/links the specified Bookmark to the root level of document's outline tree.

##### Inheritance

object
Bookmark

##### Implements

IDisposable

##### Inherited Members

object.ToString()
object.Equals(object, object)
object.ReferenceEquals(object, object)
object.GetHashCode()
object.GetType()
object.MemberwiseClone()

###### Namespace: pdftron.PDF

###### Assembly: PDFNet.dll

##### Syntax

    public class Bookmark : IDisposable

##### Remarks

parameter 'root_bookmark' must not be linked (must not be belong) to a bookmark tree.

### Constructors

#### Bookmark(Obj)

A constructor. Creates a bookmark from specified `SDF::Obj`

##### Declaration

    public Bookmark(Obj b)

##### Parameters

Type | Name | Description
--- | --- | ---
Obj | b | `SDF::Obj` object

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

### Methods

#### AddChild(string)

Adds a new Bookmark as the new last child of this Bookmark.

##### Declaration

    public Bookmark AddChild(string text)

##### Parameters

Type | Name | Description
--- | --- | ---
string | text | The title string value of the new Bookmark.

##### Returns

Type | Description
--- | ---
Bookmark | The newly created child Bookmark.

##### Remarks

If this Bookmark previously had no children, it will be open after the child is added.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### AddChild(Bookmark)

Adds the specified Bookmark as the new last child of this Bookmark.

##### Declaration

    public void AddChild(Bookmark bookmark)

##### Parameters

Type | Name | Description
--- | --- | ---
Bookmark | bookmark | The Bookmark object to be added as a last child of this Bookmark.

##### Remarks

Parameter in_bookmark must not be linked to a bookmark tree. If this Bookmark previously had no children, it will be open after the child is added.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### AddNext(string)

Adds a new Bookmark to the tree containing this Bookmark, as the new right sibling.

##### Declaration

    public Bookmark AddNext(string text)

##### Parameters

Type | Name | Description
--- | --- | ---
string | text | The title string value of the new Bookmark.

##### Returns

Type | Description
--- | ---
Bookmark | The newly created sibling Bookmark.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### AddNext(Bookmark)

Adds the specified Bookmark as the new right sibling to this Bookmark, adjusting the tree containing this Bookmark appropriately.

##### Declaration

    public void AddNext(Bookmark bookmark)

##### Parameters

Type | Name | Description
--- | --- | ---
Bookmark | bookmark | The Bookmark object to be added to this Bookmark.

##### Remarks

Parameter in_bookmark must not be linked to a bookmark tree.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### AddPrev(string)

Adds a new Bookmark to the tree containing this Bookmark, as the new left sibling.

##### Declaration

    public Bookmark AddPrev(string text)

##### Parameters

Type | Name | Description
--- | --- | ---
string | text | The title string value of the new Bookmark.

##### Returns

Type | Description
--- | ---
Bookmark | The newly created sibling Bookmark.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### AddPrev(Bookmark)

Adds the specified Bookmark as the new left sibling to this Bookmark, adjusting the tree containing this Bookmark appropriately.

##### Declaration

    public void AddPrev(Bookmark bookmark)

##### Parameters

Type | Name | Description
--- | --- | ---
Bookmark | bookmark | The Bookmark object to be added to this Bookmark.

##### Remarks

Parameter in_bookmark must not be linked to a bookmark tree.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### Create(PDFDoc, string)

Creates a new valid Bookmark with given title in the specified document.

##### Declaration

    public static Bookmark Create(PDFDoc doc, string text)

##### Parameters

Type | Name | Description
--- | --- | ---
PDFDoc | doc | The document in which a Bookmark is to be created.
string | text | The title string value of the new Bookmark.

##### Returns

Type | Description
--- | ---
Bookmark | The new Bookmark.

##### Remarks

The new Bookmark is not linked to the outline tree. Use AddChild()/AddNext()/AddPrev() methods in order to link the Bookmark to the outline tree

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### Delete()

Removes the Bookmark's subtree from the bookmark tree containing it.

##### Declaration

    public void Delete()

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### Dispose()

Releases all resources used by the Bookmark

##### Declaration

    public override sealed void Dispose()

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### Dispose(bool)

##### Declaration

    [HandleProcessCorruptedStateExceptions]
    protected virtual void Dispose(bool A_0)

##### Parameters

Type | Name | Description
--- | --- | ---
bool | A_0 |

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### Equals(object)

Check whether the given object is the equal to this Bookmark object

##### Declaration

    public override bool Equals(object o)

##### Parameters

Type | Name | Description
--- | --- | ---
object | o | a given `Object`

##### Returns

Type | Description
--- | ---
bool | true, if equals to the given object

##### Overrides

object.Equals(object)

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### ~Bookmark()

##### Declaration

    protected ~Bookmark()

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### Find(string)

Gets the Bookmark specified by the given title string.

##### Declaration

    public Bookmark Find(string title)

##### Parameters

Type | Name | Description
--- | --- | ---
string | title | The title string value of the Bookmark to find.

##### Returns

Type | Description
--- | ---
Bookmark | A Bookmark matching the title string value specified.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetAction()

Gets the Bookmark's action.

##### Declaration

    public Action GetAction()

##### Returns

Type | Description
--- | ---
Action | The bookmark's action.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetColor(ref double, ref double, ref double)

Gets the Bookmark's RGB color value.

##### Declaration

    public void GetColor(ref double out_r, ref double out_g, ref double out_b)

##### Parameters

Type | Name | Description
--- | --- | ---
double | out_r | red component in the DeviceRGB color space
double | out_g | green component in the DeviceRGB color space
double | out_b | blue component in the DeviceRGB color space

##### Examples

The three numbers out_r, out_g, and out_b are in the range 0.0 to 1.0, representing the components in the DeviceRGB color space of the color to be used for the Bookmark's text.

    double red, green, blue;
    bookmark.GetColor(red, green, blue);

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetFirstChild()

Returns the Bookmark's first child.

##### Declaration

    public Bookmark GetFirstChild()

##### Returns

Type | Description
--- | ---
Bookmark | The Bookmark's first child.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetFlags()

Gets the Bookmark's flags.

##### Declaration

    public int GetFlags()

##### Returns

Type | Description
--- | ---
int | The flags of the Bookmark object. Bit 1 (least-significant bit) indicates italic font whereas bit 2 indicates bold font. Therefore, 0 indicates normal, 1 is italic, 2 is bold, and 3 is bold-italic.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetIndent()

Gets the indentation level of the Bookmark in its containing tree.

##### Declaration

    public int GetIndent()

##### Returns

Type | Description
--- | ---
int | The indentation level of the Bookmark in its containing tree.

##### Remarks

The root level has an indentation level of zero.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetLastChild()

Returns the Bookmark's last child.

##### Declaration

    public Bookmark GetLastChild()

##### Returns

Type | Description
--- | ---
Bookmark | The Bookmark's last child.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetNext()

Returns the Bookmark's next (right) sibling.

##### Declaration

    public Bookmark GetNext()

##### Returns

Type | Description
--- | ---
Bookmark | The Bookmark's next (right) sibling.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetOpenCount()

Gets the number of opened bookmarks in this subtree.

##### Declaration

    public int GetOpenCount()

##### Returns

Type | Description
--- | ---
int | The number of opened bookmarks in this subtree (not including this Bookmark). If the item is closed, a negative integer whose absolute value specifies how many descendants would appear if the item were reopened.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetParent()

Returns the Bookmark's parent Bookmark.

##### Declaration

    public Bookmark GetParent()

##### Returns

Type | Description
--- | ---
Bookmark | The Bookmark's parent Bookmark.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetPrev()

Returns the Bookmark's previous (left) sibling.

##### Declaration

    public Bookmark GetPrev()

##### Returns

Type | Description
--- | ---
Bookmark | The Bookmark's previous (left) sibling.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetSDFObj()

Returns the underlying SDF/Cos object.

##### Declaration

    public Obj GetSDFObj()

##### Returns

Type | Description
--- | ---
Obj | The underlying SDF/Cos object.

##### Remarks

A null (non-valid) bookmark returns a null object.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetTitle()

Gets the Bookmark's title string.

##### Declaration

    public string GetTitle()

##### Returns

Type | Description
--- | ---
string | The Bookmark's title string).

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### GetTitleObj()

Gets the Bookmark's title string object.

##### Declaration

    public Obj GetTitleObj()

##### Returns

Type | Description
--- | ---
Obj | The Bookmark's title string object.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### HasChildren()

Indicates whether the Bookmark has children.

##### Declaration

    public bool HasChildren()

##### Returns

Type | Description
--- | ---
bool | True if the Bookmark has children; otherwise false.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### IsOpen()

Indicates whether the Bookmark is open.

##### Declaration

    public bool IsOpen()

##### Returns

Type | Description
--- | ---
bool | True if this Bookmark is open; otherwise false.

##### Remarks

An open Bookmark shows all its children.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### IsValid()

Indicates whether the Bookmark is valid (non-null).

##### Declaration

    public bool IsValid()

##### Returns

Type | Description
--- | ---
bool | True if this is a valid (non-null) Bookmark; otherwise false.

##### Remarks

If this method returns false the underlying SDF/Cos object is null and the Bookmark object should be treated as null as well.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### RemoveAction()

Removes the Bookmark's action.

##### Declaration

    public void RemoveAction()

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### Set(Bookmark)

Sets value to the specified `Bookmark`

##### Declaration

    public void Set(Bookmark p)

##### Parameters

Type | Name | Description
--- | --- | ---
Bookmark | p | given `Bookmark` object

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### SetAction(Action)

Sets the Bookmark's action.

##### Declaration

    public void SetAction(Action action)

##### Parameters

Type | Name | Description
--- | --- | ---
Action | action | The new Action for the Bookmark.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### SetColor(double, double, double)

Sets the color.

##### Declaration

    public void SetColor(double r, double g, double b)

##### Parameters

Type | Name | Description
--- | --- | ---
double | r | red component in the DeviceRGB color space
double | g | green component in the DeviceRGB color space
double | b | blue component in the DeviceRGB color space

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### SetFlags(int)

Sets the Bookmark's flags.

##### Declaration

    public void SetFlags(int flags)

##### Parameters

Type | Name | Description
--- | --- | ---
int | flags | The new bookmark flags. Bit 1 (the least-significant bit) indicates italic font whereas bit 2 indicates bold font. Therefore, 0 indicates normal, 1 is italic, 2 is bold, and 3 is bold-italic.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### SetOpen(bool)

Opens or closes the Bookmark.

##### Declaration

    public void SetOpen(bool is_open)

##### Parameters

Type | Name | Description
--- | --- | ---
bool | is_open | If true, the Bookmark is opened. Otherwise the Bookmark is closed.

##### Remarks

An opened Bookmark shows its children, while a closed Bookmark does not.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### SetTitle(string)

Sets the Bookmark's title string.

##### Declaration

    public void SetTitle(string title)

##### Parameters

Type | Name | Description
--- | --- | ---
string | title | The new title string for the bookmark.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### Unlink()

Unlinks this Bookmark from the bookmark tree that contains it, and adjusts the tree appropriately.

##### Declaration

    public void Unlink()

##### Remarks

After the bookmark is unlinked is can be moved to another place in the bookmark tree located in the same document.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### op_Assign(Bookmark)

Assignment Operator

##### Declaration

    public Bookmark op_Assign(Bookmark r)

##### Parameters

Type | Name | Description
--- | --- | ---
Bookmark | r | a `Bookmark` object

##### Returns

Type | Description
--- | ---
Bookmark | A `Bookmark` object equals to the specified `Bookmark` object

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

### Operators

#### operator ==(Bookmark, Bookmark)

Euqality operator checks whether two Bookmark objects are equal

##### Declaration

    public static bool operator ==(Bookmark l, Bookmark r)

##### Parameters

Type | Name | Description
--- | --- | ---
Bookmark | l | `Bookmark` object at the left of the operator
Bookmark | r | `Bookmark` object at the right of the operator

##### Returns

Type | Description
--- | ---
bool | true, if both `Bookmark` objects are equal, false otherwise.

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

#### operator !=(Bookmark, Bookmark)

Ineuqality operator checks whether two Bookmark objects are different

##### Declaration

    public static bool operator !=(Bookmark l, Bookmark r)

##### Parameters

Type | Name | Description
--- | --- | ---
Bookmark | l | `Bookmark` object at the left of the operator
Bookmark | r | `Bookmark` object at the right of the operator

##### Returns

Type | Description
--- | ---
bool | true, if both `Bookmark` objects are not equal, false otherwise

##### Exceptions

Type | Condition
--- | ---
PDFNetException | PDFNetException the PDFNet exception

### Implements

IDisposable