private void ShowGallerySelectionImages(TheImage obj)
{
if (imglist.LargeImageList != null && imglist.LargeImageList.Images.Count > 0)
{
imglist.LargeImageList.Images.Clear();
}
SelectedImageKeys.Clear();
imglist.Clear();//imglist.LargeImageList.Images.Clear();
imageIO.CreateImageListFromThumbnails(obj, imgs);
imglist.LargeImageList = imgs;
CheckForMaxImageWarning();
foreach (var item in obj.PeerImages)
{
//SelectImage(item);
// image key is the image sleected from imagelist collection, key must present in imagelist above
//var lvitem = new ListViewItem(item.ImageName, item.ImageKey);
//SelectedImageChecked(lvitem);
imglist.Items.Add(item.ImageName, item.ImageKey);
}
foreach (ListViewItem item in imglist.Items)
{
SelectImage(item);
}
imglist.Show();
}
private void SelectImage(ListViewItem item)
{
if (item.Checked == false)
{
SelectedImageKeys.Add(item.ImageKey);
SelectedImageChecked(item);
UpdateBillDetails(SelectedImageKeys.Count);
}
}
private void UnSelectImage(ListViewItem item)
{
SelectedImageKeys.Remove(item.ImageKey);
item.Checked = false;
item.BackColor = Color.White;
item.Focused = false;
//string copyrightUnicode = "2714"; // ballot box -1F5F9
//int value = int.Parse(copyrightUnicode, System.Globalization.NumberStyles.HexNumber);
//string symbol = char.ConvertFromUtf32(value).ToString();
item.Font = UnSelectedFont;
item.Text = item.Text.Replace("[" + CheckSymbol + "] ", "");
}
private void SelectImage(ListViewItem item)
{
SelectedImageKeys.Add(item.ImageKey);
item.Checked = true;
item.BackColor = SelectedColor;
item.Focused = true;
//string copyrightUnicode = "2714"; // ballot box -1F5F9
//int value = int.Parse(copyrightUnicode, System.Globalization.NumberStyles.HexNumber);
//string symbol = char.ConvertFromUtf32(value).ToString();
item.Font = SelectedFont;
item.Text = "[" + CheckSymbol + "] " + item.Text;
//item.Bounds.Inflate(60, 60);
//item.ForeColor = Color.White;
}
private void Imglist_ItemSelectionChanged(object sender, ListViewItemSelectionChangedEventArgs e)
{
SelectionChanged = true;
if (e.IsSelected)
{
if (!SelectedImageKeys.Contains((e.Item).ImageKey))
{
SelectImage(e.Item);
}
else if (SelectedImageKeys.Contains(e.Item.ImageKey))
{
UnSelectImage(e.Item);
}
}
}
private void ValidateSelectedImages()
{
//This condition will be true only when no image is selected, i.e first time upload.
if (SelectedImageKeys.Count == 0)
{
for (int i = 0; i < imglist.Items.Count; i++)
{
SelectImage(imglist.Items[i]);
}
}
//Is selected image also marked with check.
for (int i = 0; i < imglist.Items.Count; i++)
{
if (SelectedImageKeys.Contains(imglist.Items[i].ImageKey) &&
!imglist.Items[i].Text.Contains("[" + CheckSymbol + "] "))
{
SelectedImageChecked(imglist.Items[i]);
}
}
}
