private void DeleteCurrentPage(object sender, EventArgs args)
{
if (this.Context.Viewer == null || this.Context.Viewer.SelectedImageBox == null || this.Context.Viewer.SelectedImageBox.DisplaySet == null)
{
return;
}
PrintViewImageBox imageBox = this.ImageViewer.SelectedImageBox as PrintViewImageBox;
var memorableCommand = new MemorableUndoableCommand(imageBox)
{
BeginState = CreateMemento()
};
var printImageViewer = Context.Viewer as PrintImageViewerComponent;
foreach (PrintViewTile tile in imageBox.Tiles)
{
if (tile.PresentationImage == null)
{
int number1 = imageBox.TotleImageCount - imageBox.DisplaySet.PresentationImages.Count;
if (number1 > 0)
{
imageBox.TotleImageCount = imageBox.TotleImageCount - 1;
}
tile.Deselect();
continue;
}
if (imageBox.DisplaySet.PresentationImages.Contains(tile.PresentationImage))
{
if (printImageViewer.SelectPresentationImages.Contains(tile.PresentationImage as PresentationImage))
{
var pi = tile.PresentationImage as PresentationImage;
pi.Selected = false;
printImageViewer.SelectPresentationImages.Remove(pi);
}
imageBox.DisplaySet.PresentationImages.Remove(tile.PresentationImage);
//tile.PresentationImage.Dispose();
tile.PresentationImage = null;
tile.Deselect();
}
}
imageBox.TopLeftPresentationImageIndex = imageBox.TopLeftPresentationImageIndex - imageBox.Tiles.Count;
imageBox.Draw();
imageBox.SelectDefaultTile();
memorableCommand.EndState = CreateMemento();
var historyCommand = new DrawableUndoableCommand(imageBox)
{
Name = SR.CommandPrintPreviewDeleteImage
};
historyCommand.Enqueue(memorableCommand);
this.Context.Viewer.CommandHistory.AddCommand(historyCommand);
PropertyChanged();
}
private void ImageScrollerMouseDown(object sender, EventArgs e)
{
if (_imageBox != null)
{
if (_imageBox.Tiles.Count > 0)
{
if (!_imageBox.Selected)
{
_imageBox.SelectDefaultTile();
}
PrintTileControl tileControl = GetTileControl(_imageBox.SelectedTile);
if (tileControl != null)
{
tileControl.Focus();
}
BeginCaptureUndo();
}
}
}
private void CreateEmptyPage(object sender, EventArgs args)
{
if (Context.Viewer.SelectedImageBox == null)
{
return;
}
PrintViewImageBox imageBox = Context.Viewer.SelectedImageBox as PrintViewImageBox;
imageBox.TotleImageCount += imageBox.Tiles.Count;
imageBox.TopLeftPresentationImageIndex = imageBox.TotleImageCount - imageBox.Tiles.Count;
imageBox.Draw();
imageBox.SelectDefaultTile();
}