133 lines
4.6 KiB
C#
133 lines
4.6 KiB
C#
#region PDFsharp - A .NET library for processing PDF
|
|
//
|
|
// Authors:
|
|
// Stefan Lange
|
|
//
|
|
// Copyright (c) 2005-2016 empira Software GmbH, Cologne Area (Germany)
|
|
//
|
|
// http://www.PdfSharpCore.com
|
|
// http://sourceforge.net/projects/pdfsharp
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a
|
|
// copy of this software and associated documentation files (the "Software"),
|
|
// to deal in the Software without restriction, including without limitation
|
|
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
// and/or sell copies of the Software, and to permit persons to whom the
|
|
// Software is furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included
|
|
// in all copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
// DEALINGS IN THE SOFTWARE.
|
|
#endregion
|
|
|
|
using System;
|
|
|
|
namespace PdfSharpCore.Pdf.AcroForms
|
|
{
|
|
/// <summary>
|
|
/// Represents the combo box field.
|
|
/// </summary>
|
|
public sealed class PdfComboBoxField : PdfChoiceField
|
|
{
|
|
/// <summary>
|
|
/// Initializes a new instance of PdfComboBoxField.
|
|
/// </summary>
|
|
internal PdfComboBoxField(PdfDocument document)
|
|
: base(document)
|
|
{ }
|
|
|
|
internal PdfComboBoxField(PdfDictionary dict)
|
|
: base(dict)
|
|
{ }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the index of the selected item.
|
|
/// </summary>
|
|
public int SelectedIndex
|
|
{
|
|
get
|
|
{
|
|
string value = Elements.GetString(Keys.V);
|
|
return IndexInOptArray(value);
|
|
}
|
|
set
|
|
{
|
|
// xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
|
if (value != -1) //R080325
|
|
{
|
|
string key = ValueInOptArray(value);
|
|
Elements.SetString(Keys.V, key);
|
|
Elements.SetInteger("/I", value); //R080304 !!!!!!! sonst reagiert die Combobox überhaupt nicht !!!!!
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets the value of the field.
|
|
/// </summary>
|
|
// xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
|
public override PdfItem Value //R080304
|
|
{
|
|
get { return Elements[Keys.V]; }
|
|
set
|
|
{
|
|
if (ReadOnly)
|
|
throw new InvalidOperationException("The field is read only.");
|
|
if (value is PdfString || value is PdfName)
|
|
{
|
|
Elements[Keys.V] = value;
|
|
SelectedIndex = SelectedIndex; //R080304 !!!
|
|
if (SelectedIndex == -1)
|
|
{
|
|
//R080317 noch nicht rund
|
|
try
|
|
{
|
|
//anhängen
|
|
((PdfArray)(((PdfItem[])(Elements.Values))[2])).Elements.Add(Value);
|
|
SelectedIndex = SelectedIndex;
|
|
}
|
|
catch { }
|
|
}
|
|
}
|
|
else
|
|
throw new NotImplementedException("Values other than string cannot be set.");
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Predefined keys of this dictionary.
|
|
/// The description comes from PDF 1.4 Reference.
|
|
/// </summary>
|
|
public new class Keys : PdfAcroField.Keys
|
|
{
|
|
// Combo boxes have no additional entries.
|
|
|
|
internal static DictionaryMeta Meta
|
|
{
|
|
get
|
|
{
|
|
if (Keys._meta == null)
|
|
Keys._meta = CreateMeta(typeof(Keys));
|
|
return Keys._meta;
|
|
}
|
|
}
|
|
static DictionaryMeta _meta;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the KeysMeta of this dictionary type.
|
|
/// </summary>
|
|
internal override DictionaryMeta Meta
|
|
{
|
|
get { return Keys.Meta; }
|
|
}
|
|
}
|
|
}
|