DeletePage Method (GdPicturePDF)
Deletes a page specified by its page number in the currently loaded PDF document.
'Declaration
Public Function DeletePage( _
ByVal As Integer _
) As GdPictureStatus
Parameters
- PageNo
- The page number of a page you want to delete. It must be a value from 1 to GdPicturePDF.GetPageCount.
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.
How to delete the first page of your document. The page has been previously cloned.
Dim caption As String = "Example: DeletePage"
Dim gdpicturePDF As New GdPicturePDF()
If gdpicturePDF.LoadFromFile("test.pdf", False) = GdPictureStatus.OK Then
Dim count As Integer = gdpicturePDF.GetPageCount()
Dim status As GdPictureStatus = gdpicturePDF.GetStat()
If status = GdPictureStatus.OK Then
If count > 0 Then
status = gdpicturePDF.ClonePage(1)
If status = GdPictureStatus.OK Then
status = gdpicturePDF.DeletePage(1)
If status = GdPictureStatus.OK Then
If gdpicturePDF.SaveToFile("test_DeletePage.pdf") = GdPictureStatus.OK Then
MessageBox.Show("The page has been deleted successfully and the file has been saved.", caption)
Else
MessageBox.Show("The page has been deleted successfully, but the file can't be saved.", caption)
End If
Else
MessageBox.Show("The DeletePage() method has failed with the status: " + status.ToString(), caption)
End If
Else
MessageBox.Show("The ClonePage() method has failed with the status: " + status.ToString(), caption)
End If
End If
Else
MessageBox.Show("The GetPageCount() 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: DeletePage";
GdPicturePDF gdpicturePDF = new GdPicturePDF();
if (gdpicturePDF.LoadFromFile("test.pdf", false) == GdPictureStatus.OK)
{
int count = gdpicturePDF.GetPageCount();
GdPictureStatus status = gdpicturePDF.GetStat();
if (status == GdPictureStatus.OK)
{
if (count > 0)
{
status = gdpicturePDF.ClonePage(1);
if (status == GdPictureStatus.OK)
{
status = gdpicturePDF.DeletePage(1);
if (status == GdPictureStatus.OK)
{
if (gdpicturePDF.SaveToFile("test_DeletePage.pdf") == GdPictureStatus.OK)
MessageBox.Show("The page has been deleted successfully and the file has been saved.", caption);
else
MessageBox.Show("The page has been deleted successfully, but the file can't be saved.", caption);
}
else
MessageBox.Show("The DeletePage() method has failed with the status: " + status.ToString(), caption);
}
else
MessageBox.Show("The ClonePage() method has failed with the status: " + status.ToString(), caption);
}
}
else
MessageBox.Show("The GetPageCount() method has failed with the status: " + status.ToString(), caption);
}
else
MessageBox.Show("The file can't be loaded.", caption);
gdpicturePDF.Dispose();