private async void btnChoosePhoto_Click(object sender, RoutedEventArgs e)
{
FileOpenPicker openPicker = new FileOpenPicker();
openPicker.ViewMode = PickerViewMode.Thumbnail;
openPicker.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
openPicker.FileTypeFilter.Add(".jpg");
openPicker.FileTypeFilter.Add(".jpeg");
openPicker.FileTypeFilter.Add(".png");
StorageFile file = await openPicker.PickSingleFileAsync();
if (file != null)
{
var source = new BitmapImage();
var imageContainer = new C1InlineUIContainer {
Content = source, ContentTemplate = ImageAttach.ImageTemplate
};
var stream = await file.OpenAsync(FileAccessMode.Read);
source.SetSource(stream);
using (var dataReader = new DataReader(stream))
{
stream.Seek(0);
var bytes = new byte[stream.Size];
await dataReader.LoadAsync((uint)stream.Size);
dataReader.ReadBytes(bytes);
ImageAttach.SetStream(source, bytes);
}
ImageAttach.SetFormat(source, "image/" + file.FileType.Substring(1));
using (new DocumentHistoryGroup(RichTextBox.DocumentHistory))
{
RichTextBox.Selection.Delete();
RichTextBox.Selection.Start.InsertInline(imageContainer);
}
}
else
{
}
Close();
RichTextBox.Focus(FocusState.Programmatic);
}
private async void btnPicture_Click(object sender, RoutedEventArgs e)
{
FileOpenPicker openPicker = new FileOpenPicker();
openPicker.ViewMode = PickerViewMode.Thumbnail;
openPicker.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
openPicker.FileTypeFilter.Add(".jpg");
openPicker.FileTypeFilter.Add(".jpeg");
openPicker.FileTypeFilter.Add(".png");
StorageFile file = await openPicker.PickSingleFileAsync();
if (file != null)
{
var source = new BitmapImage();
var newElement = new C1InlineUIContainer {
Content = source, ContentTemplate = ImageAttach.ImageTemplate
};
ExceptionRoutedEventHandler failed = delegate
{
newElement.Remove();
};
source.ImageFailed += failed;
var stream = await file.OpenAsync(FileAccessMode.Read);
source.SetSource(stream);
using (var dataReader = new DataReader(stream))
{
stream.Seek(0);
var bytes = new byte[stream.Size];
await dataReader.LoadAsync((uint)stream.Size);
dataReader.ReadBytes(bytes);
ImageAttach.SetStream(source, bytes);
}
using (new DocumentHistoryGroup(rtb.DocumentHistory))
{
rtb.Selection.Delete();
rtb.Selection.Start.InsertInline(newElement);
}
rtb.Focus(FocusState.Programmatic);
}
}
private void ShowInsertImageDialog()
{
var dialog = new C1ImageDialog();
window = new Window();
window.Content = dialog;
window.ShowInTaskbar = false;
window.WindowStartupLocation = WindowStartupLocation.CenterOwner;
window.SizeToContent = SizeToContent.WidthAndHeight;
window.WindowStyle = WindowStyle.ToolWindow;
var elementSource = HwndSource.FromVisual(rtb) as HwndSource;
if (elementSource != null)
{
int GA_ROOT = 2;
IntPtr root = GetAncestor(elementSource.Handle, GA_ROOT);
new WindowInteropHelper(window).Owner = root;
}
window.Closed += delegate
{
rtb.Focus();
};
dialog.UrlSelected += delegate
{
window.Close();
if (!string.IsNullOrEmpty(dialog.Url))
{
Uri uri = null;
try
{
uri = new Uri(dialog.Url, UriKind.Absolute);
}
catch (UriFormatException)
{
try
{
uri = new Uri("http://" + dialog.Url, UriKind.Absolute);
}
catch (UriFormatException)
{
return;
}
}
using (new DocumentHistoryGroup(rtb.DocumentHistory))
{
rtb.Selection.Delete();
var source = new BitmapImage(uri);
var newElement = new C1InlineUIContainer {
Content = source, ContentTemplate = ImageAttach.ImageTemplate
};
rtb.Selection.Start.InsertInline(newElement);
}
}
rtb.Focus();
};
dialog.FileSelected += delegate
{
window.Close();
if (dialog.Stream != null)
{
var source = new BitmapImage();
var newElement = new C1InlineUIContainer {
Content = source, ContentTemplate = ImageAttach.ImageTemplate
};
source.BeginInit();
source.StreamSource = new MemoryStream(dialog.Stream);
source.EndInit();
ImageAttach.SetStream(source, dialog.Stream);
using (new DocumentHistoryGroup(rtb.DocumentHistory))
{
rtb.Selection.Delete();
rtb.Selection.Start.InsertInline(newElement);
}
}
rtb.Focus();
};
window.ShowDialog();
}