private void listView_ItemDrag(object sender, ItemDragEventArgs e)
{
if (listView.SelectedItems.Count > 0 && e.Button == MouseButtons.Left)
{
DrapDropItem dragDropItem = new DrapDropItem();
TreeNode selectedNode = treeView.SelectedNode;
if (selectedNode != null)
{
Bookmarks.Folder folder = selectedNode.Tag as Bookmarks.Folder;
if (folder != null)
{
foreach (ListViewItem item in listView.SelectedItems)
{
Bookmarks.BookmarkBase bb = item.Tag as Bookmarks.BookmarkBase;
if (bb != null)
{
dragDropItem.Items.Add(bb);
}
}
dragDropItem.Folder = folder;
treeView.DoDragDrop(dragDropItem, DragDropEffects.Move);
}
}
}
}
private void treeView_DragDrop(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(typeof(DrapDropItem)))
{
TreeNode node = GetTreeNode(e.X, e.Y);
if (node != null)
{
DrapDropItem data = (DrapDropItem)e.Data.GetData(typeof(DrapDropItem));
Bookmarks.Folder folder = node.Tag as Bookmarks.Folder;
if (folder != null && data.Folder != folder)
{
foreach (Bookmarks.BookmarkBase bb in data.Items)
{
Bookmarks.Bookmark b = bb as Bookmarks.Bookmark;
if (b != null)
{
data.Folder.Items.Remove(b);
folder.Items.Add(b);
}
else
{
MessageBox.Show("フォルダはフォルダにドロップできません:" + bb.Name);
}
}
UpdateTreeView();
SelectNode(folder);
}
}
}
}
private void listView_DragDrop(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(typeof(DrapDropItem)))
{
DrapDropItem data = (DrapDropItem)e.Data.GetData(typeof(DrapDropItem));
ListViewItem item = GetListViewItem(e.X, e.Y);
if (item != null)
{
Bookmarks.BookmarkBase bookmark = item.Tag as Bookmarks.BookmarkBase;
if (bookmark != null)
{
if (data.Items.IndexOf(bookmark) < 0)
{
foreach (Bookmarks.BookmarkBase b in data.Items)
{
data.Folder.Items.Remove(b);
}
int index = data.Folder.Items.IndexOf(bookmark);
foreach (Bookmarks.BookmarkBase b in data.Items)
{
data.Folder.Items.Insert(index, b);
}
UpdateTreeView();
SelectNode(data.Folder);
}
}
}
}
}
