Beispiel #1
0
        internal static void UpdateImageSource(ImagePropertiesInfo imgProperties, IHTMLElement imgElement, IBlogPostImageEditingContext editorContext, ImageInsertHandler imageInsertHandler, ImageDecoratorInvocationSource invocationSource)
        {
            ISupportingFile oldImageFile = null;

            try
            {
                oldImageFile = editorContext.SupportingFileService.GetFileByUri(new Uri((string)imgElement.getAttribute("src", 2)));
            }
            catch (UriFormatException) { }
            if (oldImageFile != null) //then this is a known supporting image file
            {
                using (new WaitCursor())
                {
                    BlogPostImageData imageData = BlogPostImageDataList.LookupImageDataByInlineUri(editorContext.ImageList, oldImageFile.FileUri);
                    if (imageData != null)
                    {
                        //Create a new ImageData object based on the image data attached to the current image src file.
                        BlogPostImageData newImageData = (BlogPostImageData)imageData.Clone();

                        //initialize some handlers for creating files based on the image's existing ISupportingFile objects
                        //This is necessary so that the new image files are recognized as being updates to an existing image
                        //which allows the updates to be re-uploaded back to the same location.
                        CreateImageFileHandler inlineFileCreator = new CreateImageFileHandler(editorContext.SupportingFileService,
                                                                                              newImageData.InlineImageFile != null ? newImageData.InlineImageFile.SupportingFile : null);
                        CreateImageFileHandler linkedFileCreator = new CreateImageFileHandler(editorContext.SupportingFileService,
                                                                                              newImageData.LinkedImageFile != null ? newImageData.LinkedImageFile.SupportingFile : null);

                        //re-write the image files on disk using the latest settings
                        imageInsertHandler.WriteImages(imgProperties, true, invocationSource, new CreateFileCallback(inlineFileCreator.CreateFileCallback), new CreateFileCallback(linkedFileCreator.CreateFileCallback), editorContext.EditorOptions);

                        //update the ImageData file references
                        Size imageSizeWithBorder = imgProperties.InlineImageSizeWithBorder;

                        //force a refresh of the image size values in the DOM by setting the new size attributes
                        imgElement.setAttribute("width", imageSizeWithBorder.Width, 0);
                        imgElement.setAttribute("height", imageSizeWithBorder.Height, 0);

                        newImageData.InlineImageFile.SupportingFile = inlineFileCreator.ImageSupportingFile;
                        newImageData.InlineImageFile.Height         = imageSizeWithBorder.Height;
                        newImageData.InlineImageFile.Width          = imageSizeWithBorder.Width;
                        if (imgProperties.LinkTarget == LinkTargetType.IMAGE)
                        {
                            newImageData.LinkedImageFile = new ImageFileData(linkedFileCreator.ImageSupportingFile, imgProperties.LinkTargetImageSize.Width, imgProperties.LinkTargetImageSize.Height, ImageFileRelationship.Linked);
                        }
                        else
                        {
                            newImageData.LinkedImageFile = null;
                        }

                        //assign the image decorators applied during WriteImages
                        //Note: this is a clone so the sidebar doesn't affect the decorator values for the newImageData image src file
                        newImageData.ImageDecoratorSettings = (BlogPostSettingsBag)imgProperties.ImageDecorators.SettingsBag.Clone();

                        //update the upload settings
                        newImageData.UploadInfo.ImageServiceId = imgProperties.UploadServiceId;

                        //save the new image data in the image list
                        editorContext.ImageList.AddImage(newImageData);
                    }
                    else
                    {
                        Debug.Fail("imageData could not be located");
                    }
                }
            }

            if (imgProperties.LinkTarget == LinkTargetType.NONE)
            {
                imgProperties.RemoveLinkTarget();
            }
        }
        internal static void UpdateImageSource(ImagePropertiesInfo imgProperties, IHTMLElement imgElement, IBlogPostImageEditingContext editorContext, ImageInsertHandler imageInsertHandler, ImageDecoratorInvocationSource invocationSource)
        {
            ISupportingFile oldImageFile = null;
            try
            {
                oldImageFile = editorContext.SupportingFileService.GetFileByUri(new Uri((string)imgElement.getAttribute("src", 2)));
            }
            catch (UriFormatException) { }
            if (oldImageFile != null) //then this is a known supporting image file
            {
                using (new WaitCursor())
                {
                    BlogPostImageData imageData = BlogPostImageDataList.LookupImageDataByInlineUri(editorContext.ImageList, oldImageFile.FileUri);
                    if (imageData != null)
                    {
                        //Create a new ImageData object based on the image data attached to the current image src file.
                        BlogPostImageData newImageData = (BlogPostImageData)imageData.Clone();

                        //initialize some handlers for creating files based on the image's existing ISupportingFile objects
                        //This is necessary so that the new image files are recognized as being updates to an existing image
                        //which allows the updates to be re-uploaded back to the same location.
                        CreateImageFileHandler inlineFileCreator = new CreateImageFileHandler(editorContext.SupportingFileService,
                                                                                              newImageData.InlineImageFile != null ? newImageData.InlineImageFile.SupportingFile : null);
                        CreateImageFileHandler linkedFileCreator = new CreateImageFileHandler(editorContext.SupportingFileService,
                                                                                              newImageData.LinkedImageFile != null ? newImageData.LinkedImageFile.SupportingFile : null);

                        //re-write the image files on disk using the latest settings
                        imageInsertHandler.WriteImages(imgProperties, true, invocationSource, new CreateFileCallback(inlineFileCreator.CreateFileCallback), new CreateFileCallback(linkedFileCreator.CreateFileCallback), editorContext.EditorOptions);

                        //update the ImageData file references
                        Size imageSizeWithBorder = imgProperties.InlineImageSizeWithBorder;

                        //force a refresh of the image size values in the DOM by setting the new size attributes
                        imgElement.setAttribute("width", imageSizeWithBorder.Width, 0);
                        imgElement.setAttribute("height", imageSizeWithBorder.Height, 0);

                        newImageData.InlineImageFile.SupportingFile = inlineFileCreator.ImageSupportingFile;
                        newImageData.InlineImageFile.Height = imageSizeWithBorder.Height;
                        newImageData.InlineImageFile.Width = imageSizeWithBorder.Width;
                        if (imgProperties.LinkTarget == LinkTargetType.IMAGE)
                        {
                            newImageData.LinkedImageFile = new ImageFileData(linkedFileCreator.ImageSupportingFile, imgProperties.LinkTargetImageSize.Width, imgProperties.LinkTargetImageSize.Height, ImageFileRelationship.Linked);
                        }
                        else
                            newImageData.LinkedImageFile = null;

                        //assign the image decorators applied during WriteImages
                        //Note: this is a clone so the sidebar doesn't affect the decorator values for the newImageData image src file
                        newImageData.ImageDecoratorSettings = (BlogPostSettingsBag)imgProperties.ImageDecorators.SettingsBag.Clone();

                        //update the upload settings
                        newImageData.UploadInfo.ImageServiceId = imgProperties.UploadServiceId;

                        //save the new image data in the image list
                        editorContext.ImageList.AddImage(newImageData);
                    }
                    else
                        Debug.Fail("imageData could not be located");
                }
            }

            if (imgProperties.LinkTarget == LinkTargetType.NONE)
            {
                imgProperties.RemoveLinkTarget();
            }
        }