/// <summary>
/// Initializes a new instance of the <see cref="ShellTreeView" /> class.
/// </summary>
public ShellTreeView()
{
_mTreeView = new TreeView
{
Dock = DockStyle.Fill,
HideSelection = false,
HotTracking = true,
Parent = this,
ShowRootLines = false
};
_mTreeView.AfterSelect += m_TreeView_AfterSelect;
_mTreeView.BeforeExpand += m_TreeView_BeforeExpand;
_mTreeView.ItemDrag += m_TreeView_ItemDrag;
_mTreeView.MouseDown += m_TreeView_MouseDown;
_mTreeView.MouseUp += m_TreeView_MouseUp;
_mScrollTimer.Interval = 250;
_mScrollTimer.Tick += m_ScrollTimer_Tick;
Size = new Size(120, 100);
SystemImageList.UseSystemImageList(_mTreeView);
_mShellListener.DriveAdded += m_ShellListener_ItemUpdated;
_mShellListener.DriveRemoved += m_ShellListener_ItemUpdated;
_mShellListener.FolderCreated += m_ShellListener_ItemUpdated;
_mShellListener.FolderDeleted += m_ShellListener_ItemUpdated;
_mShellListener.FolderRenamed += m_ShellListener_ItemRenamed;
_mShellListener.FolderUpdated += m_ShellListener_ItemUpdated;
_mShellListener.ItemCreated += m_ShellListener_ItemUpdated;
_mShellListener.ItemDeleted += m_ShellListener_ItemUpdated;
_mShellListener.ItemRenamed += m_ShellListener_ItemRenamed;
_mShellListener.ItemUpdated += m_ShellListener_ItemUpdated;
_mShellListener.SharingChanged += m_ShellListener_ItemUpdated;
// Setting AllowDrop to true then false makes sure OleInitialize()
// is called for the thread: it must be called before we can use
// RegisterDragDrop. There is probably a neater way of doing this.
_mTreeView.AllowDrop = true;
_mTreeView.AllowDrop = false;
CreateItems();
}
public ShellItemBrowseForm()
{
InitializeComponent();
var manager = new KnownFolderManager();
SystemImageList.UseSystemImageList(knownFolderList);
foreach (var knownFolder in manager)
{
try
{
var shellItem = knownFolder.CreateShellItem();
var item = knownFolderList.Items.Add(knownFolder.Name,
shellItem.GetSystemImageListIndex(ShellIconType.LargeIcon, 0));
item.Tag = knownFolder;
if (item.Text == Resources.ShellItemBrowseForm_ShellItemBrowseForm_Personal)
{
item.Text = Resources.ShellItemBrowseForm_ShellItemBrowseForm_Personal__My_Documents_;
item.Group = knownFolderList.Groups["common"];
}
else if ((item.Text == Resources.ShellItemBrowseForm_ShellItemBrowseForm_Desktop) ||
(item.Text == Resources.ShellItemBrowseForm_ShellItemBrowseForm_Downloads) ||
(item.Text == Resources.ShellItemBrowseForm_ShellItemBrowseForm_MyComputerFolder))
{
item.Group = knownFolderList.Groups["common"];
}
else
{
item.Group = knownFolderList.Groups["all"];
}
}
catch (Exception)
{
// ignored
}
}
}
public ShellItemBrowseForm()
{
InitializeComponent();
KnownFolderManager manager = new KnownFolderManager();
SystemImageList.UseSystemImageList(knownFolderList);
foreach (KnownFolder knownFolder in manager)
{
try
{
ShellItem shellItem = knownFolder.CreateShellItem();
ListViewItem item = knownFolderList.Items.Add(knownFolder.Name,
shellItem.GetSystemImageListIndex(ShellIconType.LargeIcon, 0));
item.Tag = knownFolder;
if (item.Text == "Personal")
{
item.Text = "Personal (My Documents)";
item.Group = knownFolderList.Groups["common"];
}
else if ((item.Text == "Desktop") ||
(item.Text == "Downloads") ||
(item.Text == "MyComputerFolder"))
{
item.Group = knownFolderList.Groups["common"];
}
else
{
item.Group = knownFolderList.Groups["all"];
}
}
catch (Exception)
{
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ShellTreeView"/> class.
/// </summary>
public ShellTreeView()
{
m_TreeView = new TreeView();
m_TreeView.Dock = DockStyle.Fill;
m_TreeView.HideSelection = false;
m_TreeView.HotTracking = true;
m_TreeView.Parent = this;
m_TreeView.ShowRootLines = false;
m_TreeView.AfterSelect += new TreeViewEventHandler(m_TreeView_AfterSelect);
m_TreeView.BeforeExpand += new TreeViewCancelEventHandler(m_TreeView_BeforeExpand);
m_TreeView.ItemDrag += new ItemDragEventHandler(m_TreeView_ItemDrag);
m_TreeView.MouseDown += new MouseEventHandler(m_TreeView_MouseDown);
m_TreeView.MouseUp += new MouseEventHandler(m_TreeView_MouseUp);
m_ScrollTimer.Interval = 250;
m_ScrollTimer.Tick += new EventHandler(m_ScrollTimer_Tick);
Size = new Size(120, 100);
SystemImageList.UseSystemImageList(m_TreeView);
m_ShellListener.DriveAdded += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
m_ShellListener.DriveRemoved += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
m_ShellListener.FolderCreated += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
m_ShellListener.FolderDeleted += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
m_ShellListener.FolderRenamed += new ShellItemChangeEventHandler(m_ShellListener_ItemRenamed);
m_ShellListener.FolderUpdated += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
m_ShellListener.ItemCreated += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
m_ShellListener.ItemDeleted += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
m_ShellListener.ItemRenamed += new ShellItemChangeEventHandler(m_ShellListener_ItemRenamed);
m_ShellListener.ItemUpdated += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
m_ShellListener.SharingChanged += new ShellItemEventHandler(m_ShellListener_ItemUpdated);
// Setting AllowDrop to true then false makes sure OleInitialize()
// is called for the thread: it must be called before we can use
// RegisterDragDrop. There is probably a neater way of doing this.
m_TreeView.AllowDrop = true;
m_TreeView.AllowDrop = false;
CreateItems();
}
void m_Combo_DrawItem(object sender, DrawItemEventArgs e)
{
int iconWidth = SystemInformation.SmallIconSize.Width;
int indent = ((e.State & DrawItemState.ComboBoxEdit) == 0) ?
(iconWidth / 2) : 0;
if (e.Index != -1)
{
string display;
ComboItem item = (ComboItem)m_Combo.Items[e.Index];
Color textColor = SystemColors.WindowText;
Rectangle textRect;
int textOffset;
SizeF size;
if ((e.State & DrawItemState.ComboBoxEdit) != 0)
{
// Don't draw the folder location in the edit box when
// the control is Editable as the edit control will
// take care of that.
display = m_Editable ? string.Empty : GetEditString();
}
else
{
display = item.Folder.DisplayName;
}
size = TextRenderer.MeasureText(display, m_Combo.Font);
textRect = new Rectangle(
e.Bounds.Left + iconWidth + (item.Indent * indent) + 3,
e.Bounds.Y, (int)size.Width, e.Bounds.Height);
textOffset = (int)((e.Bounds.Height - size.Height) / 2);
// If the text is being drawin in the main combo box edit area,
// draw the text 1 pixel higher - this is how it looks in Windows.
if ((e.State & DrawItemState.ComboBoxEdit) != 0)
{
textOffset -= 1;
}
if ((e.State & DrawItemState.Selected) != 0)
{
e.Graphics.FillRectangle(SystemBrushes.Highlight, textRect);
textColor = SystemColors.HighlightText;
}
else
{
e.DrawBackground();
}
if ((e.State & DrawItemState.Focus) != 0)
{
ControlPaint.DrawFocusRectangle(e.Graphics, textRect);
}
SystemImageList.DrawSmallImage(e.Graphics,
new Point(e.Bounds.Left + (item.Indent * indent),
e.Bounds.Top),
item.Folder.GetSystemImageListIndex(ShellIconType.SmallIcon,
ShellIconFlags.OverlayIndex),
(e.State & DrawItemState.Selected) != 0);
TextRenderer.DrawText(e.Graphics, display, m_Combo.Font,
new Point(textRect.Left, textRect.Top + textOffset),
textColor);
}
}
