// Open the file.
private void PictureBox_DoubleClick(object sender, EventArgs e)
{
// Get the file's information.
BorderedPictureBox pic = sender as BorderedPictureBox;
selectPictureBox(pic);
DialogResult = DialogResult.OK;
Close();
}
private void selectPictureBox(BorderedPictureBox pictureBox)
{
if (_currentSelectedBox != null)
{
_currentSelectedBox.BorderColor = null;
_currentSelectedBox.Refresh();
}
_currentSelectedBox = pictureBox;
_currentfilePath = $"/uploads/OlStyles{pictureBox.Tag.ToString().Substring(_currentDir.Length).Replace("\\","/")}";
pictureBox.BorderColor = Color.Black;
pictureBox.Refresh();
}
// Display thumbnails for the selected directory.
private void updateThunbmnails(string selectPath = null)
{
// Delete the old PictureBoxes.
foreach (BorderedPictureBox pic in PictureBoxes)
{
//pic.Click -= PictureBox_Click;
pic.DoubleClick -= PictureBox_DoubleClick;
pic.Dispose();
}
flpThumbnails.Controls.Clear();
PictureBoxes = new List <BorderedPictureBox>();
// If the directory doesn't exist, do nothing else.
if (!Directory.Exists(_currentDir))
{
return;
}
// Get the names of the files in the directory.
List <string> filenames = new List <string>();
string[] patterns =
{ "*.png", "*.gif", "*.jpg", "*.bmp", "*.tif" };
foreach (string pattern in patterns)
{
filenames.AddRange(Directory.GetFiles(_currentDir,
pattern, SearchOption.TopDirectoryOnly));
}
filenames.Sort();
// Load the files.
foreach (string filename in filenames)
{
// Load the picture into a PictureBox.
BorderedPictureBox pic = new BorderedPictureBox();
pic.ClientSize = new Size(ThumbWidth, ThumbHeight);
pic.Image = new Bitmap(filename);
// If the image is too big, zoom.
if ((pic.Image.Width > ThumbWidth) ||
(pic.Image.Height > ThumbHeight))
{
pic.SizeMode = PictureBoxSizeMode.Zoom;
}
else
{
pic.SizeMode = PictureBoxSizeMode.CenterImage;
}
// Add the DoubleClick event handler.
pic.Click += PictureBox_Click;
pic.DoubleClick += PictureBox_DoubleClick;
// Add a tooltip.
FileInfo file_info = new FileInfo(filename);
pic.Tag = file_info;
if (pic.Tag.ToString() == selectPath)
{
selectPictureBox(pic);
}
// Add the PictureBox to the FlowLayoutPanel.
pic.Parent = flpThumbnails;
}
}