SetBookmarkColor(Int32,Byte,Byte,Byte) Method

In This Topic

Sets the color to be used for displaying the bookmark's title of a bookmark item specified by its unique identifier.

This method uses the RGB color space for specifying the required color.

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Overloads Function SetBookmarkColor( _
   ByVal BookmarkID As Integer, _
   ByVal Red As Byte, _
   ByVal Green As Byte, _
   ByVal Blue As Byte _
) As GdPictureStatus

public GdPictureStatus SetBookmarkColor( 
   int BookmarkID,
   byte Red,
   byte Green,
   byte Blue
)

public function SetBookmarkColor( 
    BookmarkID: Integer;
    Red: Byte;
    Green: Byte;
    Blue: Byte
): GdPictureStatus;

public function SetBookmarkColor( 
   BookmarkID : int,
   Red : byte,
   Green : byte,
   Blue : byte
) : GdPictureStatus;

public: GdPictureStatus SetBookmarkColor( 
   int BookmarkID,
   byte Red,
   byte Green,
   byte Blue
)

public:
GdPictureStatus SetBookmarkColor( 
   int BookmarkID,
   byte Red,
   byte Green,
   byte Blue
)

Parameters

BookmarkID: A unique bookmark identifier specifying a required bookmark object.
You can obtain this identifier using these methods: NewBookmark, GetBookmarkRootID, GetBookmarkFirstChildID, GetBookmarkNextID, GetBookmarkPrevID or GetBookmarkParentID.
Red: The amount of red color to be used for the resulting color. Use the value between 0 and 255.
Green: The amount of green color to be used for the resulting color. Use the value between 0 and 255.
Blue: The amount of blue color to be used for the resulting color. Use the value between 0 and 255.

Return Value

A member of the GdPictureStatus enumeration. If the method has been successfully followed, then the return value is GdPictureStatus.OK.

We strongly recommend always checking this status first.

Remarks

This method is only allowed for use with non-encrypted documents.

Example

How to set the red color (to be used for displaying the bookmark's title) to all bookmark items on the first level of the bookmark's hierarchy in the PDF document.

VB.NET
C#

Dim caption As String = "Example: SetBookmarkColor"
Dim gdpicturePDF As New GdPicturePDF()
Dim status As GdPictureStatus = gdpicturePDF.LoadFromFile("bookmarks.pdf", False)
If status = GdPictureStatus.OK Then
    Dim bookmarkID As Integer = gdpicturePDF.GetBookmarkRootID()
    status = gdpicturePDF.GetStat()
    If status = GdPictureStatus.OK Then
        While status = GdPictureStatus.OK
            status = gdpicturePDF.SetBookmarkColor(bookmarkID, 255, 0, 0)
            If status = GdPictureStatus.OK Then
                bookmarkID = gdpicturePDF.GetBookmarkNextID(bookmarkID)
                status = gdpicturePDF.GetStat()
            End If
        End While
        If status = GdPictureStatus.PropertyNotFound Then
            status = gdpicturePDF.SaveToFile("bookmarks_SetColor.pdf")
            If status = GdPictureStatus.OK Then
                MessageBox.Show("The example HAS been followed successfully.", caption)
            Else
                MessageBox.Show("The file can't be saved. Status: " + status.ToString(), caption)
            End If
        Else
            MessageBox.Show("The example HAS NOT been followed successfully." + vbCrLf + "The error status is: " + status, caption)
        End If
    Else
        If status = GdPictureStatus.PropertyNotFound Then
            MessageBox.Show("This PDF document doesn't contain any bookmarks.", caption)
        Else
            MessageBox.Show("The GetBookmarkRootID() method has failed with the status: " + status.ToString(), caption)
        End If
    End If
Else
    MessageBox.Show("The file can't be loaded. Status: " + status.ToString(), caption)
End If
gdpicturePDF.Dispose()

string caption = "Example: SetBookmarkColor";
GdPicturePDF gdpicturePDF = new GdPicturePDF();
GdPictureStatus status = gdpicturePDF.LoadFromFile("bookmarks.pdf", false);
if (status == GdPictureStatus.OK)
{
    int bookmarkID = gdpicturePDF.GetBookmarkRootID();
    status = gdpicturePDF.GetStat();
    if (status == GdPictureStatus.OK)
    {
        while (status == GdPictureStatus.OK)
        {
            status = gdpicturePDF.SetBookmarkColor(bookmarkID, 255, 0, 0);
            if (status == GdPictureStatus.OK)
            {
                bookmarkID = gdpicturePDF.GetBookmarkNextID(bookmarkID);
                status = gdpicturePDF.GetStat();
            }
        }
        if (status == GdPictureStatus.PropertyNotFound)
        {
            status = gdpicturePDF.SaveToFile("bookmarks_SetColor.pdf");
            if (status == GdPictureStatus.OK)
                MessageBox.Show("The example HAS been followed successfully.", caption);
            else
                MessageBox.Show("The file can't be saved. Status: " + status.ToString(), caption);
        }
        else
            MessageBox.Show("The example HAS NOT been followed successfully.\nThe error status is: " + status, caption);
    }
    else
    {
        if (status == GdPictureStatus.PropertyNotFound)
            MessageBox.Show("This PDF document doesn't contain any bookmarks.", caption);
        else
            MessageBox.Show("The GetBookmarkRootID() method has failed with the status: " + status.ToString(), caption);
    }
}
else
{
    MessageBox.Show("The file can't be loaded. Status: " + status.ToString(), caption);
}
gdpicturePDF.Dispose();

Reference

GdPicturePDF Class
GdPicturePDF Members
Overload List
GetBookmarkColor Method
NewBookmark Method
GetBookmarkCount Method
GetBookmarkRootID Method
GetBookmarkFirstChildID Method
GetBookmarkChildCount Method
GetBookmarkNextID Method
GetBookmarkPrevID Method
GetBookmarkParentID Method