private void DrawWithAddorner(IntPtr hdc, User32.RECT iconBounds, Boolean isGhosted, Int32 width, Int32 height, IntPtr hThumbnail, Int32 addornerType)
{
Int32 width2;
Int32 height2;
if (addornerType == 2)
{
var addorner = new Bitmap(width + 7, height + 7, PixelFormat.Format32bppPArgb);
LinearGradientBrush gb = new LinearGradientBrush(new System.Drawing.Point(0, 0),
new System.Drawing.Point(0, this._CurrentSize), Color.White, Color.WhiteSmoke);
addorner = Gdi32.RoundCorners(addorner, 0, gb);
gb.Dispose();
var hAddorner = addorner.GetHbitmap();
Gdi32.ConvertPixelByPixel(hAddorner, out width2, out height2);
Gdi32.NativeDraw(hdc, hAddorner, iconBounds.Left + (iconBounds.Right - iconBounds.Left - width2) / 2,
iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height2) / 2, width2, height2, isGhosted);
Gdi32.DeleteObject(hAddorner);
addorner.Dispose();
Gdi32.NativeDraw(hdc, hThumbnail,
iconBounds.Left + (iconBounds.Right - iconBounds.Left - width2) / 2 + 3,
iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height2) / 2 + 3, width, height,
isGhosted);
}
else if (addornerType == 3)
{
var isWide = (height / (Double)width) < 0.6;
var hAddorner = isWide ? this._VideAddornerWide.GetHBitmap(this._CurrentSize, true, true) : this._VideAddorner.GetHBitmap(this._CurrentSize, true, true);
Gdi32.ConvertPixelByPixel(hAddorner, out width2, out height2);
if (isWide)
{
Gdi32.NativeDrawCrop(hdc, hThumbnail,
iconBounds.Left + (iconBounds.Right - iconBounds.Left - width) / 2 + (Int32)(this._CurrentSize * 0.12),
iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height) / 2 + (Int32)(this._CurrentSize * 0.07 / 2),
(Int32)(this._CurrentSize * 0.12), (Int32)(this._CurrentSize * 0.03 / 2), width - (Int32)(this._CurrentSize * 0.13 * 2),
height - (Int32)(this._CurrentSize * 0.03),
isGhosted);
var left = iconBounds.Left + (iconBounds.Right - iconBounds.Left - width) / 2;
var top = iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height) / 2;
Gdi32.NativeDraw(hdc, hAddorner, left, top, width2, height2, width2, height + (Int32)(this._CurrentSize * 0.07) - (Int32)(this._CurrentSize * 0.04), isGhosted);
}
else
{
Gdi32.NativeDrawCrop(hdc, hThumbnail,
iconBounds.Left + (iconBounds.Right - iconBounds.Left - width) / 2 + (Int32)(this._CurrentSize * 0.12),
iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height) / 2 + (Int32)(this._CurrentSize * 0.07 / 2),
(Int32)(this._CurrentSize * 0.12), (Int32)(this._CurrentSize * 0.03 / 2), width - (Int32)(this._CurrentSize * 0.13 * 1.9),
height - (Int32)(this._CurrentSize * 0.07),
isGhosted);
Gdi32.NativeDraw(hdc, hAddorner, iconBounds.Left + (iconBounds.Right - iconBounds.Left - width) / 2,
iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height) / 2, width2, height2, width2, height + (Int32)(this._CurrentSize * 0.06) - (Int32)(this._CurrentSize * 0.07), isGhosted);
}
Gdi32.DeleteObject(hAddorner);
}
}
private void _IconCacheLoadingThreadRun()
{
while (true)
{
//if (resetEvent != null) resetEvent.WaitOne();
var index = 0;
if (!ThreadRun_Helper(this._ThumbnailsForCacheLoad, true, ref index))
{
continue;
}
if (this._ThumbnailsForCacheLoad.Count() > 1 || !this._IsSupressedTumbGeneration)
{
//Thread.Sleep(1);
var sho = this._ShellViewEx.Items[index];
if (sho.IsNeedRefreshing | !sho.IsThumbnailLoaded)
{
var addornerType = this.GetAddornerType(sho);
var result = sho.GetHBitmap(addornerType == 2 ? this._CurrentSize - 7 : this._CurrentSize, true, true);
sho.IsThumbnailLoaded = true;
sho.IsNeedRefreshing = false;
sho.IsIconLoaded = true;
if (result != IntPtr.Zero)
{
var width = 0;
var height = 0;
Gdi32.ConvertPixelByPixel(result, out width, out height);
if (addornerType == 2)
{
width = width + 7;
height = height + 7;
}
sho.IsOnlyLowQuality = (width > height && width != this._CurrentSize) || (width < height && height != this._CurrentSize) || (width == height && width != this._CurrentSize);
if (!this._RedrawQueue.Contains(index))
{
this._RedrawQueue.Enqueue(index);
}
//this._ShellViewEx.RedrawItem(index);
Gdi32.DeleteObject(result);
}
}
sho.Dispose();
}
}
}
public HResult ExtractAndDrawThumbnail(IntPtr hdc, uint iconSize, out WTS_CACHEFLAGS flags, User32.RECT iconBounds, out bool retrieved, bool isHidden, bool isRefresh = false)
{
IThumbnailCache thumbCache = null;
if (this.ComInterface != null)
{
var IID_IUnknown = new Guid("00000000-0000-0000-C000-000000000046");
var CLSID_LocalThumbnailCache = new Guid("50EF4544-AC9F-4A8E-B21B-8A26180DB13F");
IntPtr cachePointer;
Ole32.CoCreateInstance(ref CLSID_LocalThumbnailCache, IntPtr.Zero, Ole32.CLSCTX.INPROC, ref IID_IUnknown, out cachePointer);
thumbCache = (IThumbnailCache)Marshal.GetObjectForIUnknown(cachePointer);
}
var res = HResult.S_OK;
ISharedBitmap bmp = null;
flags = WTS_CACHEFLAGS.WTS_DEFAULT;
var thumbId = default(WTS_THUMBNAILID);
try {
retrieved = false;
res = thumbCache.GetThumbnail(this._Item.ComInterface, iconSize,
isRefresh ? (WTS_FLAGS.WTS_FORCEEXTRACTION | WTS_FLAGS.WTS_SCALETOREQUESTEDSIZE) : (WTS_FLAGS.WTS_INCACHEONLY | WTS_FLAGS.WTS_SCALETOREQUESTEDSIZE), out bmp, flags, thumbId);
var hBitmap = IntPtr.Zero;
if (bmp != null)
{
bmp.GetSharedBitmap(out hBitmap);
retrieved = true;
int width;
int height;
Gdi32.ConvertPixelByPixel(hBitmap, out width, out height);
Gdi32.NativeDraw(hdc, hBitmap, iconBounds.Left + (iconBounds.Right - iconBounds.Left - width) / 2, iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height) / 2, width, height, isHidden);
Gdi32.DeleteObject(hBitmap);
}
} finally {
if (bmp != null)
{
Marshal.ReleaseComObject(bmp);
}
}
return(res);
}
public void DrawIcon(IntPtr hdc, Int32 index, IListItemEx sho, User32.RECT iconBounds, Boolean isGhosted, Boolean isHot)
{
if (sho.OverlayIconIndex == -1)
{
this._OverlayQueue.Enqueue(index);
}
var isPerInstance = (sho.IconType & IExtractIconPWFlags.GIL_PERINSTANCE) == IExtractIconPWFlags.GIL_PERINSTANCE;
if (this._CurrentSize != 16)
{
Int32 width = 0;
Int32 height = 0;
var addornerType = this.GetAddornerType(sho);
IntPtr hThumbnail = IntPtr.Zero;
if ((!sho.IsThumbnailLoaded && sho.IsIconLoaded) || (sho.IsThumbnailLoaded && !sho.IsIconLoaded) || (sho.IsThumbnailLoaded && sho.IsIconLoaded) || (!sho.IsThumbnailLoaded && !sho.IsIconLoaded))
{
hThumbnail = sho.GetHBitmap(addornerType == 2 ? this._CurrentSize - 7 : this._CurrentSize, true);
if (hThumbnail != IntPtr.Zero)
{
Gdi32.ConvertPixelByPixel(hThumbnail, out width, out height);
if (addornerType > 0)
{
this.DrawWithAddorner(hdc, iconBounds, isGhosted, width, height, hThumbnail, addornerType);
}
else
{
Gdi32.NativeDraw(hdc, hThumbnail, iconBounds.Left + (iconBounds.Right - iconBounds.Left - width) / 2, iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height) / 2, width, height, isGhosted);
}
if (addornerType == 2)
{
width = width + 7;
height = height + 7;
}
sho.IsNeedRefreshing = ((width > height && width != this._CurrentSize) || (width < height && height != this._CurrentSize) || (width == height && width != this._CurrentSize)) && !sho.IsOnlyLowQuality;
if (!sho.IsNeedRefreshing)
{
sho.IsThumbnailLoaded = true;
sho.IsIconLoaded = true;
}
}
}
if (hThumbnail == IntPtr.Zero && !sho.IsThumbnailLoaded && !sho.IsIconLoaded || sho.IsNeedRefreshing)
{
Task.Run(() => { this._ThumbnailsForCacheLoad.Enqueue(index); });
}
if (hThumbnail == IntPtr.Zero && !sho.IsIconLoaded && isPerInstance)
{
Task.Run(() => { this._IconsForRetreval.Enqueue(index); });
this.DrawDefaultIcons(hdc, sho, iconBounds);
}
if (hThumbnail == IntPtr.Zero && (sho.IsIconLoaded || !isPerInstance))
{
if (!sho.IsRCWSet && isPerInstance)
{
Task.Run(() => { this._IconsForRetreval.Enqueue(index); });
this.DrawDefaultIcons(hdc, sho, iconBounds);
}
else
{
hThumbnail = sho.GetHBitmap(this._CurrentSize, false);
Gdi32.ConvertPixelByPixel(hThumbnail, out width, out height);
Gdi32.NativeDraw(hdc, hThumbnail, iconBounds.Left + (iconBounds.Right - iconBounds.Left - width) / 2, iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - height) / 2, width, height, isGhosted);
}
}
Gdi32.DeleteObject(hThumbnail);
using (var g = Graphics.FromHdc(hdc)) {
if (this._ShellViewEx.ShowCheckboxes && this._ShellViewEx.View != ShellViewStyle.Details && this._ShellViewEx.View != ShellViewStyle.List)
{
/*
* var lvi = new LVITEMINDEX();
* lvi.iItem = index;
* lvi.iGroup = this._ShellViewEx.GetGroupIndex(index);
*/
var iGroup = this._ShellViewEx.GetGroupIndex(index);
var lvItem = new LVITEM()
{
iItem = index, iGroupId = iGroup, iGroup = iGroup, mask = LVIF.LVIF_STATE, stateMask = LVIS.LVIS_SELECTED
};
var lvItemImageMask = new LVITEM()
{
iItem = index, iGroupId = iGroup, iGroup = iGroup, mask = LVIF.LVIF_STATE, stateMask = LVIS.LVIS_STATEIMAGEMASK
};
var res = User32.SendMessage(this._ShellViewEx.LVHandle, MSG.LVM_GETITEMW, 0, ref lvItemImageMask);
if (isHot || (UInt32)lvItemImageMask.state == (2 << 12))
{
res = User32.SendMessage(this._ShellViewEx.LVHandle, MSG.LVM_GETITEMW, 0, ref lvItem);
var checkboxOffsetH = 14;
var checkboxOffsetV = 2;
if (this._ShellViewEx.View == ShellViewStyle.Tile || this._ShellViewEx.View == ShellViewStyle.SmallIcon)
{
checkboxOffsetH = 2;
}
if (this._ShellViewEx.View == ShellViewStyle.Tile)
{
checkboxOffsetV = 5;
}
CheckBoxRenderer.DrawCheckBox(g, new Point(iconBounds.Left + checkboxOffsetH, iconBounds.Top + checkboxOffsetV),
lvItem.state != 0 ? System.Windows.Forms.VisualStyles.CheckBoxState.CheckedNormal : System.Windows.Forms.VisualStyles.CheckBoxState.UncheckedNormal);
}
}
}
if (sho.OverlayIconIndex > 0)
{
if (this._CurrentSize > 180)
{
this._Jumbo.DrawOverlay(hdc, sho.OverlayIconIndex, new Point(iconBounds.Left, iconBounds.Bottom - (this._ShellViewEx.View == ShellViewStyle.Tile ? 5 : 0) - this._CurrentSize / 3), this._CurrentSize / 3);
}
else if (this._CurrentSize > 64)
{
this._Extra.DrawOverlay(hdc, sho.OverlayIconIndex, new Point(iconBounds.Left + 10 - (this._ShellViewEx.View == ShellViewStyle.Tile ? 5 : 0), iconBounds.Bottom - 50));
}
else
{
this._Large.DrawOverlay(hdc, sho.OverlayIconIndex, new Point(iconBounds.Left + 10 - (this._ShellViewEx.View == ShellViewStyle.Tile ? 5 : 0), iconBounds.Bottom - 32));
}
}
if (sho.ShieldedIconIndex > 0)
{
if (this._CurrentSize > 180)
{
this._Jumbo.DrawIcon(hdc, sho.ShieldedIconIndex, new Point(iconBounds.Right - this._CurrentSize / 3 - 3, iconBounds.Bottom - this._CurrentSize / 3), this._CurrentSize / 3);
}
else if (this._CurrentSize > 64)
{
this._Extra.DrawIcon(hdc, sho.ShieldedIconIndex, new Point(iconBounds.Right - 43, iconBounds.Bottom - 50));
}
else
{
this._Large.DrawIcon(hdc, sho.ShieldedIconIndex, new Point(iconBounds.Right - 33, iconBounds.Bottom - 32));
}
}
if (sho.IsShared)
{
if (this._CurrentSize > 180)
{
this._Jumbo.DrawIcon(hdc, this._SharedIconIndex, new Point(iconBounds.Right - this._CurrentSize / 3, iconBounds.Bottom - this._CurrentSize / 3), this._CurrentSize / 3);
}
else if (this._CurrentSize > 64)
{
this._Extra.DrawIcon(hdc, this._SharedIconIndex, new Point(iconBounds.Right - 40, iconBounds.Bottom - 50));
}
else
{
this._Large.DrawIcon(hdc, this._SharedIconIndex, new Point(iconBounds.Right - 30, iconBounds.Bottom - 32));
}
}
IListItemEx badge = this.GetBadgeForPath(sho.ParsingName);
if (badge != null)
{
var badgeIco = badge.GetHBitmap(this._CurrentSize, false, false, true);
Gdi32.ConvertPixelByPixel(badgeIco, out width, out height);
Gdi32.NativeDraw(hdc, badgeIco, iconBounds.Left + (iconBounds.Right - iconBounds.Left - _CurrentSize) / 2, iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - _CurrentSize) / 2, _CurrentSize, isGhosted);
Gdi32.DeleteObject(badgeIco);
badge.Dispose();
}
if (this._ShellViewEx.View == ShellViewStyle.Tile)
{
var lvi = new LVITEMINDEX();
lvi.iItem = index;
lvi.iGroup = this._ShellViewEx.GetGroupIndex(index);
var lableBounds = new User32.RECT()
{
Left = 2
};
User32.SendMessage(this._ShellViewEx.LVHandle, MSG.LVM_GETITEMINDEXRECT, ref lvi, ref lableBounds);
using (var g = Graphics.FromHdc(hdc)) {
var lblrectTiles = new RectangleF(lableBounds.Left, iconBounds.Top + 6, lableBounds.Right - lableBounds.Left, 15);
if (this._ShellViewEx.RequestedCurrentLocation.ParsingName.Equals(KnownFolders.Computer.ParsingName) && (sho.IsDrive || sho.IsNetworkPath))
{
var fmt = new StringFormat();
fmt.Trimming = StringTrimming.EllipsisCharacter;
fmt.Alignment = StringAlignment.Center;
fmt.Alignment = StringAlignment.Near;
fmt.FormatFlags = StringFormatFlags.NoWrap | StringFormatFlags.FitBlackBox;
fmt.LineAlignment = StringAlignment.Center;
this.DrawComputerTiledModeView(sho, g, lblrectTiles, fmt);
}
}
}
}
else
{
sho.IsThumbnailLoaded = true;
Int32 width = 0, height = 0;
if ((sho.IconType & IExtractIconPWFlags.GIL_PERCLASS) == IExtractIconPWFlags.GIL_PERCLASS)
{
var hIconExe = sho.GetHBitmap(this._CurrentSize, false);
if (hIconExe != IntPtr.Zero)
{
sho.IsIconLoaded = true;
Gdi32.ConvertPixelByPixel(hIconExe, out width, out height);
Gdi32.NativeDraw(hdc, hIconExe, iconBounds.Left + (iconBounds.Right - iconBounds.Left - this._CurrentSize) / 2, iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - this._CurrentSize) / 2,
this._CurrentSize, isGhosted);
Gdi32.DeleteObject(hIconExe);
}
}
else if ((sho.IconType & IExtractIconPWFlags.GIL_PERINSTANCE) == IExtractIconPWFlags.GIL_PERINSTANCE)
{
if (!sho.IsIconLoaded)
{
/*
* if (sho.IsNetworkPath || this._ShellViewEx.IsSearchNavigating) {
* Task.Run(() => {
* this._IconsForRetreval.Enqueue(index);
* });
* } else {
* Task.Run(() => {
* this._IconsForRetreval.Enqueue(index);
* });
* }
*/
//Task.Run(() => {
this._IconsForRetreval.Enqueue(index);
//});
this._Small.DrawIcon(hdc, this._ExeFallBackIndex,
new Point(iconBounds.Left + (iconBounds.Right - iconBounds.Left - this._CurrentSize) / 2, iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - this._CurrentSize) / 2));
}
else
{
var hIconExe = sho.GetHBitmap(this._CurrentSize, false);
if (hIconExe != IntPtr.Zero)
{
sho.IsIconLoaded = true;
Gdi32.ConvertPixelByPixel(hIconExe, out width, out height);
Gdi32.NativeDraw(hdc, hIconExe, iconBounds.Left + (iconBounds.Right - iconBounds.Left - this._CurrentSize) / 2, iconBounds.Top + (iconBounds.Bottom - iconBounds.Top - this._CurrentSize) / 2,
this._CurrentSize, isGhosted);
Gdi32.DeleteObject(hIconExe);
}
}
}
if (sho.OverlayIconIndex > 0)
{
this._Small.DrawOverlay(hdc, sho.OverlayIconIndex, new Point(iconBounds.Left, iconBounds.Bottom - 16));
}
if (sho.ShieldedIconIndex > 0)
{
this._Small.DrawIcon(hdc, sho.ShieldedIconIndex, new Point(iconBounds.Right - 9, iconBounds.Bottom - 10), 10);
}
if (sho.IsShared)
{
this._Small.DrawIcon(hdc, this._SharedIconIndex, new Point(iconBounds.Right - 9, iconBounds.Bottom - 16));
}
IListItemEx badge = this.GetBadgeForPath(sho.ParsingName);
if (badge != null)
{
var badgeIco = badge.GetHBitmap(16, false, false, true);
Gdi32.ConvertPixelByPixel(badgeIco, out width, out height);
Gdi32.NativeDraw(hdc, badgeIco, iconBounds.Left, iconBounds.Top, 16, isGhosted);
Gdi32.DeleteObject(badgeIco);
}
}
}
