RemovePageLink Method (GdPicturePDF)
In This Topic
Removes a link specified by its index related to the currently selected page of the loaded PDF document.
Syntax
Parameters
- LinkIdx
- The 0-based link index within the currently selected page. It must be a value from 0 to GdPicturePDF.GetPageLinksCount-1.
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.
Example
How to remove the first link embedded within the first page of the PDF document.
Dim caption As String = "Example: RemovePageLink"
Dim gdpicturePDF As New GdPicturePDF()
Dim status As GdPictureStatus = gdpicturePDF.LoadFromFile("links.pdf", False)
If status = GdPictureStatus.OK Then
status = gdpicturePDF.SelectPage(1)
If status = GdPictureStatus.OK Then
Dim linksCount As Integer = gdpicturePDF.GetPageLinksCount()
If gdpicturePDF.GetStat() = GdPictureStatus.OK Then
If linksCount > 0 Then
status = gdpicturePDF.RemovePageLink(0)
If status = GdPictureStatus.OK Then
MessageBox.Show("The first link on the first page has been removed successfully.", caption)
If gdpicturePDF.SaveToFile("linksFirstRemoved.pdf") = GdPictureStatus.OK Then
MessageBox.Show("The file has been saved successfully.", caption)
Else
MessageBox.Show("The file can't be saved.", caption)
End If
Else
MessageBox.Show("The RemovePageLink() method has failed with the status: " + status.ToString(), caption)
End If
Else
MessageBox.Show("This page has no links.", caption)
End If
Else
MessageBox.Show("The GetPageLinksCount() method has failed with the status: " + status.ToString(), caption)
End If
Else
MessageBox.Show("The SelectPage() method has failed with the status: " + status.ToString(), caption)
End If
Else
MessageBox.Show("The file can't be loaded.", caption)
End If
gdpicturePDF.Dispose()
string caption = "Example: RemovePageLink";
GdPicturePDF gdpicturePDF = new GdPicturePDF();
GdPictureStatus status = gdpicturePDF.LoadFromFile("links.pdf", false);
if (status == GdPictureStatus.OK)
{
status = gdpicturePDF.SelectPage(1);
if (status == GdPictureStatus.OK)
{
int linksCount = gdpicturePDF.GetPageLinksCount();
if (gdpicturePDF.GetStat() == GdPictureStatus.OK)
{
if (linksCount > 0)
{
status = gdpicturePDF.RemovePageLink(0);
if (status == GdPictureStatus.OK)
{
MessageBox.Show("The first link on the first page has been removed successfully.", caption);
if (gdpicturePDF.SaveToFile("linksFirstRemoved.pdf") == GdPictureStatus.OK)
{
MessageBox.Show("The file has been saved successfully.", caption);
}
else
{
MessageBox.Show("The file can't be saved.", caption);
}
}
else
{
MessageBox.Show("The RemovePageLink() method has failed with the status: " + status.ToString(), caption);
}
}
else
{
MessageBox.Show("This page has no links.", caption);
}
}
else
{
MessageBox.Show("The GetPageLinksCount() method has failed with the status: " + status.ToString(), caption);
}
}
else
{
MessageBox.Show("The SelectPage() method has failed with the status: " + status.ToString(), caption);
}
}
else
{
MessageBox.Show("The file can't be loaded.", caption);
}
gdpicturePDF.Dispose();
Example
How to remove the first link embedded within the first page of the PDF document.
Dim caption As String = "Example: RemovePageLink"
Dim gdpicturePDF As New GdPicturePDF()
Dim status As GdPictureStatus = gdpicturePDF.LoadFromFile("links.pdf", False)
If status = GdPictureStatus.OK Then
status = gdpicturePDF.SelectPage(1)
If status = GdPictureStatus.OK Then
Dim linksCount As Integer = gdpicturePDF.GetPageLinksCount()
If gdpicturePDF.GetStat() = GdPictureStatus.OK Then
If linksCount > 0 Then
status = gdpicturePDF.RemovePageLink(0)
If status = GdPictureStatus.OK Then
MessageBox.Show("The first link on the first page has been removed successfully.", caption)
If gdpicturePDF.SaveToFile("linksFirstRemoved.pdf") = GdPictureStatus.OK Then
MessageBox.Show("The file has been saved successfully.", caption)
Else
MessageBox.Show("The file can't be saved.", caption)
End If
Else
MessageBox.Show("The RemovePageLink() method has failed with the status: " + status.ToString(), caption)
End If
Else
MessageBox.Show("This page has no links.", caption)
End If
Else
MessageBox.Show("The GetPageLinksCount() method has failed with the status: " + status.ToString(), caption)
End If
Else
MessageBox.Show("The SelectPage() method has failed with the status: " + status.ToString(), caption)
End If
Else
MessageBox.Show("The file can't be loaded.", caption)
End If
gdpicturePDF.Dispose()
string caption = "Example: RemovePageLink";
GdPicturePDF gdpicturePDF = new GdPicturePDF();
GdPictureStatus status = gdpicturePDF.LoadFromFile("links.pdf", false);
if (status == GdPictureStatus.OK)
{
status = gdpicturePDF.SelectPage(1);
if (status == GdPictureStatus.OK)
{
int linksCount = gdpicturePDF.GetPageLinksCount();
if (gdpicturePDF.GetStat() == GdPictureStatus.OK)
{
if (linksCount > 0)
{
status = gdpicturePDF.RemovePageLink(0);
if (status == GdPictureStatus.OK)
{
MessageBox.Show("The first link on the first page has been removed successfully.", caption);
if (gdpicturePDF.SaveToFile("linksFirstRemoved.pdf") == GdPictureStatus.OK)
{
MessageBox.Show("The file has been saved successfully.", caption);
}
else
{
MessageBox.Show("The file can't be saved.", caption);
}
}
else
{
MessageBox.Show("The RemovePageLink() method has failed with the status: " + status.ToString(), caption);
}
}
else
{
MessageBox.Show("This page has no links.", caption);
}
}
else
{
MessageBox.Show("The GetPageLinksCount() method has failed with the status: " + status.ToString(), caption);
}
}
else
{
MessageBox.Show("The SelectPage() method has failed with the status: " + status.ToString(), caption);
}
}
else
{
MessageBox.Show("The file can't be loaded.", caption);
}
gdpicturePDF.Dispose();
See Also