public void CreateDragCursor(DragDropEffects aEffect)
{
if (iCursorInfo.Effect != aEffect)
{
if (iCursorInfo.Cursor != null)
{
iCursorInfo.Cursor.Dispose();
iCursorInfo.Cursor = null;
iCursorInfo.Effect = DragDropEffects.None;
}
}
if (SelectedIndices.Count > 0 && iCursorInfo.Cursor == null)
{
ListViewKinsky.Item item = iCursorInfo.Item;
Bitmap image = new Bitmap(item.ListView.Width + 32, item.Bounds.Size.Height + 32, PixelFormat.Format32bppArgb);
Graphics g = Graphics.FromImage(image);
item.Draw(g, true);
switch (aEffect)
{
case DragDropEffects.Copy:
kCursorCopy.Draw(g, new Rectangle(iCursorInfo.HotSpot.X, iCursorInfo.HotSpot.Y, kCursorCopy.Size.Width, kCursorCopy.Size.Height));
break;
case DragDropEffects.Move:
kCursorMove.Draw(g, new Rectangle(iCursorInfo.HotSpot.X, iCursorInfo.HotSpot.Y, kCursorMove.Size.Width, kCursorMove.Size.Height));
break;
default:
kCursorNone.Draw(g, new Rectangle(iCursorInfo.HotSpot.X, iCursorInfo.HotSpot.Y, kCursorNone.Size.Width, kCursorNone.Size.Height));
break;
}
g.Dispose();
CursorApi.IconInfo iconInfo = new CursorApi.IconInfo();
iconInfo.fIcon = false;
iconInfo.xHotspot = iCursorInfo.HotSpot.X;
iconInfo.yHotspot = iCursorInfo.HotSpot.Y;
iconInfo.hbmColor = image.GetHbitmap();
iconInfo.hbmMask = image.GetHbitmap();
IntPtr pIconInfo = Marshal.AllocHGlobal(Marshal.SizeOf(iconInfo));
Marshal.StructureToPtr(iconInfo, pIconInfo, true);
IntPtr pIcon = CursorApi.CreateIconIndirect(pIconInfo);
CursorApi.DestroyIcon(pIconInfo);
CursorApi.DeleteObject(iconInfo.hbmMask);
CursorApi.DeleteObject(iconInfo.hbmColor);
iCursorInfo.Cursor = new Cursor(pIcon);
iCursorInfo.Effect = aEffect;
}
}
private void EventListViewLibrary_ItemDrag(object sender, ItemDragEventArgs e)
{
if (SelectedIndices.Count > 0)
{
ListViewKinsky.Item item = Items[SelectedIndices[0]] as Item;
Point mousePosition = PointToClient(System.Windows.Forms.Control.MousePosition);
if (iCursorInfo.Cursor != null)
{
iCursorInfo.Cursor.Dispose();
}
iCursorInfo.Cursor = null;
iCursorInfo.Effect = DragDropEffects.None;
iCursorInfo.Item = item;
iCursorInfo.HotSpot = new Point(mousePosition.X - item.Bounds.X, mousePosition.Y - item.Bounds.Y);
}
}
private void DoSourceListChanged()
{
Trace.WriteLine(Trace.kKinskyDesktop, "SourceListChanged");
IList <ModelSourceReceiver> sources = iSourceList.Sources;
ListViewSelector.BeginUpdate();
ListViewSelector.Items.Clear();
foreach (ModelSourceReceiver s in sources)
{
if (iSender != null && s.Source.Device.Udn != iSender.Udn)
{
Widgets.ListViewKinsky.Item item = new Widgets.ListViewKinsky.Item();
ListViewItem.ListViewSubItem subItem = new ListViewItem.ListViewSubItem();
subItem.Name = "Title";
subItem.Text = string.Format("{0}:{1}", s.Source.Room.Name, s.Source.FullName);
item.SubItems.Add(subItem);
//item.Icon = image;
//item.IconSelected = image;
item.Tag = s;
item.Checked = s.IsPlayingSender(iSender);
int index = 0;
for (int i = 0; i < ListViewSelector.Items.Count; ++i, ++index)
{
ListViewItem testItem = ListViewSelector.Items[i];
ModelSourceReceiver source = testItem.Tag as ModelSourceReceiver;
string name = string.Format("{0}:{1}", source.Source.Room.Name, source.Source.FullName);
if (name.CompareTo(subItem.Text) > 0)
{
break;
}
}
ListViewSelector.Items.Insert(index, item);
}
}
ListViewSelector.EndUpdate();
}
protected override void EventListViewLibrary_DrawSubItem(object sender, DrawListViewSubItemEventArgs e)
{
TextFormatFlags flags = TextFormatFlags.VerticalCenter | TextFormatFlags.NoPrefix | TextFormatFlags.EndEllipsis;
// Because of a bug in the underlying Win32 control, the DrawItem event occurs without accompanying DrawSubItem events once per row in the
// details view when the mouse pointer moves over the row, causing anything painted in a DrawSubItem event handler to be painted over by a
// custom background drawn in a DrawItem event handler. See the example in the OwnerDraw reference topic for a workaround that invalidates
// each row when the extra event occurs. An alternative workaround is to put all your custom drawing code in a DrawSubItem event handler
// and paint the background for the entire item (including subitems) only when the DrawListViewSubItemEventArgs.ColumnIndex value is 0.
if (e.ColumnIndex == 0)
{
e.Graphics.FillRectangle(iBackBrush, e.Bounds);
if (iIsAlbum && Items.Count > 0)
{
ListViewKinsky.Item item = Items[0] as ListViewKinsky.Item;
musicTrack track = item.Tag as musicTrack;
int iconHeight = (int)(Columns[0].Width * 0.5f);
int iconOffset = 5;// (int)((Columns[0].Width - iconHeight) * 0.5f);
Image albumArt = item.Icon;
if (albumArt != null)
{
e.Graphics.FillRectangle(iBackBrush, item.Bounds.Left + iconOffset, item.Bounds.Top + iconOffset, iconHeight, iconHeight);
try
{
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
e.Graphics.DrawImage(albumArt, item.Bounds.Left + iconOffset, item.Bounds.Top + iconOffset, iconHeight, iconHeight);
}
catch (ArgumentException ex)
{
Trace.WriteLine(Trace.kKinsky, "ListViewLibrary.EventListViewLibrary_DrawSubItem: " + ex.Message);
}
}
if (track != null)
{
int x = item.Bounds.Left + iconOffset + iconHeight + iconOffset;
int y = item.Bounds.Top + iconOffset;
int width = Columns[0].Width + item.Bounds.Left;
int height = iFont.Height;
e.Graphics.FillRectangle(iBackBrush, new Rectangle(x, y, width - x, height * 4));
string album = DidlLiteAdapter.Album(track);
if (!string.IsNullOrEmpty(album))
{
TextRenderer.DrawText(e.Graphics, album, iFont, new Rectangle(x, y, width - x, height), ForeColor, flags);
y += height;
}
string artist = DidlLiteAdapter.AlbumArtist(track);
if (!string.IsNullOrEmpty(artist))
{
TextRenderer.DrawText(e.Graphics, artist, iFont, new Rectangle(x, y, width - x, height), Color.DarkGray, flags);
y += height;
}
string genre = DidlLiteAdapter.Genre(track);
if (!string.IsNullOrEmpty(genre))
{
TextRenderer.DrawText(e.Graphics, genre, iFont, new Rectangle(x, y, width - x, height), Color.DarkGray, flags);
y += height;
}
TextRenderer.DrawText(e.Graphics, DidlLiteAdapter.ReleaseYear(track), iFont, new Rectangle(x, y, width - x, height), Color.DarkGray, flags);
}
}
}
//Console.WriteLine("columIndex=" + e.ColumnIndex + ", header=" + e.Header + ", item=" + e.Item + ", itemIndex=" + e.ItemIndex + ", subItem=" + e.SubItem);
//e.DrawDefault = true;
//return;
if (e.ColumnIndex > 0)
{
if (e.Item.Selected)
{
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.None;
e.Graphics.FillRectangle(iHighlightBackBrush, e.Bounds);
}
else
{
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.None;
e.Graphics.FillRectangle(iBackBrush, e.Bounds);
}
}
ListViewItem.ListViewSubItem subItem = null;
for (int i = 0; i < e.Item.SubItems.Count; ++i)
{
if (e.Item.SubItems[i].Name == e.Header.Name)
{
subItem = e.Item.SubItems[i];
break;
}
}
if (subItem != null)
{
if (e.Item.Selected)
{
TextRenderer.DrawText(e.Graphics, subItem.Text, iFont, e.Bounds, HighlightForeColour, flags);
}
else
{
if (e.Header.Name != "Title")
{
TextRenderer.DrawText(e.Graphics, subItem.Text, iFont, e.Bounds, ForeColorMuted, flags);
}
else
{
TextRenderer.DrawText(e.Graphics, subItem.Text, iFont, e.Bounds, ForeColor, flags);
}
}
}
}