public void SaveCustomPart(XMLParts partType, string text, bool isCreatingNewPart)
{
Debug.Assert(!_isReadOnly, "File is ReadOnly!");
if (_isReadOnly)
{
return;
}
OfficePart targetPart = RetrieveCustomPart(partType);
if (targetPart == null)
{
if (isCreatingNewPart)
{
targetPart = this.CreateCustomPart(partType);
}
else
{
return;
}
}
Debug.Assert(targetPart != null);
targetPart.Save(text);
_isDirty = true;
}
public void RemoveCustomPart(XMLParts partType)
{
Debug.Assert(!_isReadOnly, "File is ReadOnly!");
if (_isReadOnly)
{
return;
}
for (int i = _xmlParts.Count - 1; i >= 0; i--)
{
if (_xmlParts[i].PartType != partType)
{
continue;
}
OfficePart part = _xmlParts[i];
part.Remove();
part = null;
_xmlParts.RemoveAt(i);
_package.Flush();
_isDirty = true;
}
}
private void tvDocument_AfterLabelEdit(object sender, NodeLabelEditEventArgs e)
{
if (e.CancelEdit || e.Label == null || e.Label.Length == 0)
{
return;
}
if (e.Node.Text == e.Label)
{
return;
}
OfficePart part = this.package.RetrieveCustomPart((XMLParts)e.Node.Tag);
Debug.Assert(part != null);
if (part == null)
{
return;
}
try
{
part.ChangeImageId(e.Node.Text, e.Label);
this.package.IsDirty = true;
}
catch (Exception ex)
{
ShowError(ex.Message);
e.CancelEdit = true;
}
}
private void insertIcons_FileOk(object sender, CancelEventArgs e)
{
XMLParts partType = (XMLParts)(sender as OpenFileDialog).Tag;
OfficePart part = this.package.RetrieveCustomPart(partType);
Debug.Assert(part != null);
TreeNode partNode = null;
foreach (TreeNode node in tvDocument.Nodes[0].Nodes)
{
if (node.Text == part.Name)
{
partNode = node;
break;
}
}
Debug.Assert(partNode != null);
tvDocument.SuspendLayout();
foreach (string fileName in (sender as OpenFileDialog).FileNames)
{
try
{
string id = XmlConvert.EncodeName(Path.GetFileNameWithoutExtension(fileName));
Stream imageStream = File.Open(fileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
System.Drawing.Image image = System.Drawing.Image.FromStream(imageStream, true, true);
// The file is a valid image at this point.
id = part.AddImage(fileName, id);
Debug.Assert(id != null, "Cannot create image part.");
if (id == null)
{
continue;
}
imageStream.Close();
TreeNode imageNode = new TreeNode(id);
imageNode.ImageKey = "_" + id;
imageNode.SelectedImageKey = imageNode.ImageKey;
imageNode.ContextMenuStrip = imageContextMenu;
imageNode.Tag = partType;
tvDocument.ImageList.Images.Add(imageNode.ImageKey, image);
partNode.Nodes.Add(imageNode);
this.package.IsDirty = true;
}
catch (Exception ex)
{
ShowError(ex.Message);
continue;
}
}
tvDocument.ResumeLayout();
}
public OfficePart CreateCustomPart(XMLParts partType)
{
string relativePath;
string relType;
switch (partType)
{
case XMLParts.RibbonX12:
relativePath = "/customUI/customUI.xml";
relType = CustomUIPartRelType;
break;
case XMLParts.RibbonX14:
relativePath = "/customUI/customUI14.xml";
relType = CustomUI14PartRelType;
break;
case XMLParts.QAT12:
relativePath = "/customUI/qat.xml";
relType = QATPartRelType;
break;
default:
Debug.Assert(false, "Unknown type");
return(null);
}
Uri customUIUri = new Uri(relativePath, UriKind.Relative);
PackageRelationship relationship = _package.CreateRelationship(customUIUri, TargetMode.Internal, relType);
OfficePart part = null;
if (!_package.PartExists(customUIUri))
{
part = new OfficePart(_package.CreatePart(customUIUri, "application/xml"), partType, relationship.Id);
}
else
{
part = new OfficePart(_package.GetPart(customUIUri), partType, relationship.Id);
}
Debug.Assert(part != null, "Fail to create custom part.");
_xmlParts.Add(part);
_isDirty = true;
return(part);
}
private void removeImage_Click(object sender, EventArgs e)
{
TreeNode currentNode = this.tvDocument.Tag as TreeNode;
Debug.Assert(currentNode != null);
if (currentNode == null)
{
return;
}
OfficePart part = this.package.RetrieveCustomPart((XMLParts)currentNode.Tag);
Debug.Assert(part != null);
part.RemoveImage(currentNode.Text);
currentNode.Remove();
this.package.IsDirty = true;
}
private TreeNode ConstructPartNode(OfficePart part)
{
TreeNode node = new TreeNode(part.Name);
node.Tag = part.PartType;
node.ImageKey = OfficeApplications.XML.ToString();
node.SelectedImageKey = node.ImageKey;
if (!this.package.ReadOnly)
{
node.ContextMenuStrip = partContextMenu;
}
List <TreeNode> images = part.GetImages(this.tvDocument.ImageList, this.package.ReadOnly ? null : imageContextMenu);
if (images != null && images.Count > 0)
{
node.Nodes.AddRange(images.ToArray());
node.Collapse();
}
return(node);
}
private string AddImageHelper(string fileName, string id)
{
if (fileName == null)
{
throw new ArgumentNullException("fileName");
}
Debug.Assert(File.Exists(fileName), fileName + "does not exist.");
if (!File.Exists(fileName))
{
return(null);
}
BinaryReader br = new BinaryReader(File.Open(fileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite));
Debug.Assert(br != null, "Fail to create a BinaryReader from file.");
if (br == null)
{
return(null);
}
Uri imageUri = new Uri("images/" + Path.GetFileName(fileName), UriKind.Relative);
int fileIndex = 0;
while (true)
{
if (_part.Package.PartExists(PackUriHelper.ResolvePartUri(_part.Uri, imageUri)))
{
Debug.Write(imageUri.ToString() + " already exists.");
imageUri = new Uri(
"images/" +
Path.GetFileNameWithoutExtension(fileName) +
(fileIndex++).ToString() +
Path.GetExtension(fileName),
UriKind.Relative);
continue;
}
break;
}
if (id != null)
{
int idIndex = 0;
string testId = id;
while (true)
{
if (_part.RelationshipExists(testId))
{
Debug.Write(testId + " already exists.");
testId = id + (idIndex++);
continue;
}
id = testId;
break;
}
}
PackageRelationship imageRel = _part.CreateRelationship(imageUri, TargetMode.Internal, OfficeDocument.ImagePartRelType, id);
Debug.Assert(imageRel != null, "Fail to create image relationship.");
if (imageRel == null)
{
return(null);
}
PackagePart imagePart = _part.Package.CreatePart(
PackUriHelper.ResolvePartUri(imageRel.SourceUri, imageRel.TargetUri),
OfficePart.MapImageContentType(Path.GetExtension(fileName)));
Debug.Assert(imagePart != null, "Fail to create image part.");
if (imagePart == null)
{
return(null);
}
BinaryWriter bw = new BinaryWriter(imagePart.GetStream(FileMode.Create, FileAccess.Write));
Debug.Assert(bw != null, "Fail to create a BinaryWriter to write to part.");
if (bw == null)
{
return(null);
}
byte[] buffer = new byte[1024];
int byteCount = 0;
while ((byteCount = br.Read(buffer, 0, buffer.Length)) > 0)
{
bw.Write(buffer, 0, byteCount);
}
bw.Flush();
bw.Close();
br.Close();
return(imageRel.Id);
}
