예제 #1
0
        private async void AddImagesFromFile(object sender, RoutedEventArgs e)
        {
            var dialog = new OpenFileDialog()
            {
                Multiselect     = true,
                CheckPathExists = true,
                Filter          =
                    "所有图片 (*.ico;*.gif;*.jpg;*.jpeg;*.jfif;*.jpe;*.png;*.tif;*.tiff;*.bmp;*.dib;*.rle)|*.ico;*.gif;*.jpg;*.jpeg;*.jfif;*.jpe;*.png;*.tif;*.tiff;*.bmp;*.dib;*.rle"
                    + "|ICO 图标格式 (*.ico)|*.ico"
                    + "|GIF 可交换的图形格式 (*.gif)|*.gif"
                    + "|JPEG 文件交换格式 (*.jpg;*.jpeg;*.jfif;*.jpe)|*.jpg;*.jpeg;*.jfif;*.jpe"
                    + "|PNG 可移植网络图形格式 (*.png)|*.png"
                    + "|TIFF Tag 图像文件格式 (*.tif;*.tiff)|*.tif;*.tiff"
                    + "|设备无关位图 (*.bmp;*.dib;*.rle)|*.bmp;*.dib;*.rle"
                    + "|文件图标 (*.*)|*.*"
            };

            var showDialog = dialog.ShowDialog().GetValueOrDefault();

            if (!showDialog)
            {
                return;
            }
            _controlManager.SelectNone();
            _controlManager.ContinuedAddCount = 0;
            var imageControls = new List <ImageControl>(dialog.FileNames.Length);

            if (dialog.FilterIndex == 8)
            {
                foreach (var filePath in dialog.FileNames)
                {
                    try
                    {
                        imageControls.Add(PackageImageToControl(new AnimatedGif {
                            Source = Extentions.GetBitmapFormFileIcon(filePath), Stretch = Stretch.Fill
                        }, new Point(0, 0)));
                    }
                    catch (Exception ex)
                    {
                        App.Log.Error(ex.ToString());
                        Extentions.ShowMessageBox("无法加载文件的图标!");
                    }
                }
            }
            else
            {
                foreach (var file in dialog.FileNames)
                {
                    try
                    {
                        var imageSource = await Extentions.GetBitmapImage(file);

                        imageControls.Add(PackageImageToControl(new AnimatedGif {
                            Source = imageSource, Stretch = Stretch.Fill
                        }, new Point(0, 0)));
                    }
                    catch (Exception ex)
                    {
                        App.Log.Error(ex.ToString());
                        Extentions.ShowMessageBox("不支持此格式的图片!");
                    }
                }
            }

            _controlManager.AddElements(imageControls);
        }