private void InitImages()
{
// ConditionalFormatting
C1BitmapIcon conditionalFormattingBitmapIcon = GetBitmapIcon("ConditionalFormatting");
if (!(conditionalFormattingBitmapIcon is null))
{
_ribbonMenuFormatting.IconSet.Add(conditionalFormattingBitmapIcon);
}
// Columns
C1BitmapIcon columnsBitmapIcon = GetBitmapIcon("Columns");
if (!(columnsBitmapIcon is null))
{
_ribbonMenuColumns.IconSet.Add(columnsBitmapIcon);
}
// Filter
C1BitmapIcon filterBitmapIcon = GetBitmapIcon("Filter");
if (!(filterBitmapIcon is null))
{
_ribbonButtonFilter.IconSet.Add(filterBitmapIcon);
}
Icon appIcon = Properties.Resources.App;
Icon = appIcon;
}
protected override FrameworkElement CreateCellContent(GridCellType cellType, object cellContentType, GridRow row)
{
if (cellType != GridCellType.Cell)
{
return(base.CreateCellContent(cellType, cellContentType, row));
}
var grid = new Grid();
grid.Margin = Grid.CellPadding;
grid.ColumnDefinitions.Add(new ColumnDefinition()
{
Width = GridLength.Auto
});
grid.ColumnDefinitions.Add(new ColumnDefinition());
var bitmapImage = new C1BitmapIcon()
{
Width = IconWidth, ShowAsMonochrome = ShowAsMonochrome, Margin = new Thickness(0, 0, 5, 0), VerticalAlignment = VerticalAlignment.Center
};
var textBlock = new TextBlock()
{
VerticalAlignment = VerticalAlignment.Center
};
System.Windows.Controls.Grid.SetColumn(textBlock, 1);
grid.Children.Add(bitmapImage);
grid.Children.Add(textBlock);
return(grid);
}
private void InitImages()
{
// ConditionalFormatting
C1BitmapIcon conditionalFormattingBitmapIcon = GetBitmapIcon("ConditionalFormatting");
if (!(conditionalFormattingBitmapIcon is null))
{
_ribbonMenuFormatting.IconSet.Add(conditionalFormattingBitmapIcon);
}
// Columns
C1BitmapIcon columnsBitmapIcon = GetBitmapIcon("Columns");
if (!(columnsBitmapIcon is null))
{
_ribbonMenuColumns.IconSet.Add(columnsBitmapIcon);
}
// Filter
C1BitmapIcon filterBitmapIcon = GetBitmapIcon("Filter");
if (!(filterBitmapIcon is null))
{
_ribbonButtonFilter.IconSet.Add(filterBitmapIcon);
}
// Export to Excel
C1BitmapIcon excelIcon = GetBitmapIcon("Excel");
if (!(excelIcon is null))
{
_exportToExcell.IconSet.Add(excelIcon);
}
// Export to Csv
C1BitmapIcon csvIcon = GetBitmapIcon("Csv");
if (!(csvIcon is null))
{
_exportToCsv.IconSet.Add(csvIcon);
}
// Export to Pdf
C1BitmapIcon pdfIcon = GetBitmapIcon("Pdf");
if (!(pdfIcon is null))
{
_exportToPdf.IconSet.Add(pdfIcon);
}
Icon appIcon = Properties.Resources.App;
Icon = appIcon;
}
private async void TrySetBitmapSource(C1BitmapIcon bitmapIcon, GridCellType cellType, GridRow row)
{
CacheBitmapSourceGetterFunction();
if (_imageSourceGetter == null)
{
bitmapIcon.Source = DefaultBitmapSource;
return;
}
var value = _imageSourceGetter.Invoke(row.DataItem);
if (value is ImageSource imageSource)
{
bitmapIcon.Source = imageSource;
}
else
{
var tag = Guid.NewGuid();
// In case the backspace button is pressed
// the cell value will be null, and the DefaultBitmapSource
// is a non-transparent renderable image, so image source is set to null to make
// cell visually appear empty
if (Grid.GetCellValue(cellType, row, this) == null)
{
bitmapIcon.Source = null;
}
else
{
bitmapIcon.Source = DefaultBitmapSource;
}
bitmapIcon.Tag = tag;
try
{
Uri imageSourceUrl = value as Uri;
if (value is string)
{
imageSourceUrl = new Uri(value as string);
}
var responseStream = await _httpClient.GetStreamAsync(imageSourceUrl);
if (!(bitmapIcon.Tag is Guid) || ((Guid)bitmapIcon.Tag) != tag)
{
return;
}
var bitmapImage = new BitmapImage();
using (var memoryStream = new MemoryStream())
{
await responseStream.CopyToAsync(memoryStream);
if (!(bitmapIcon.Tag is Guid) || ((Guid)bitmapIcon.Tag) != tag)
{
return;
}
bitmapImage.BeginInit();
bitmapImage.CacheOption = BitmapCacheOption.OnLoad;
bitmapImage.StreamSource = memoryStream;
bitmapImage.EndInit();
bitmapImage.Freeze();
}
bitmapIcon.Source = bitmapImage;
}
catch { }
}
}
