/// <summary>
/// Erases Item
/// </summary>
private void EraseItem(ref NMLVCUSTOMDRAW customDraw)
{
try
{
using (Graphics g = Graphics.FromHdc(customDraw.nmcd.hdc))
{
Rectangle rect = new Rectangle(customDraw.nmcd.rc.left, customDraw.nmcd.rc.top, customDraw.nmcd.rc.right - customDraw.nmcd.rc.left, customDraw.nmcd.rc.bottom - customDraw.nmcd.rc.top);
g.FillRectangle(new SolidBrush(BackColor), rect);
}
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine("CustomListView.EraseItem failed : " + ex, "UI");
}
}
/// <summary>
/// Draws Item
/// </summary>
private void DrawItem(ref NMLVCUSTOMDRAW customDraw)
{
try
{
ListViewItem item = this.Items[customDraw.nmcd.dwItemSpec];
if (myItemPainter != null && myItemPainter.IsHandled(item))
{
using (Graphics g = Graphics.FromHdc(customDraw.nmcd.hdc))
{
myItemPainter.Draw(item, g, new Rectangle(0, 0, ClientSize.Width, 0));
}
}
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine("CustomListView.DrawItem failed : " + ex, "UI");
}
}
/// <summary>
/// Handles the NM_CUSTOMDRAW notification
/// </summary>
private void OnCustomDraw(ref NMLVCUSTOMDRAW customDraw, ref Message m)
{
ListViewItem item;
switch (customDraw.nmcd.dwDrawStage)
{
case Win32Declarations.CDDS_PREPAINT:
m.Result = (IntPtr)(Win32Declarations.CDRF_NOTIFYITEMDRAW | Win32Declarations.CDRF_NOTIFYPOSTPAINT);
break;
case Win32Declarations.CDDS_ITEMPREPAINT:
item = Items[customDraw.nmcd.dwItemSpec];
if (myItemPainter != null && item != null && myItemPainter.IsHandled(item))
{
m.Result = (IntPtr)(Win32Declarations.CDRF_NOTIFYITEMDRAW | Win32Declarations.CDRF_NOTIFYPOSTPAINT);
}
else
{
m.Result = (IntPtr)Win32Declarations.CDRF_NOTIFYITEMDRAW;
}
break;
case Win32Declarations.CDDS_ITEMPOSTPAINT:
DrawItem(ref customDraw);
break;
case Win32Declarations.CDDS_POSTERASE:
EraseItem(ref customDraw);
break;
default:
m.Result = (IntPtr)Win32Declarations.CDRF_DODEFAULT;
break;
}
}
void DoListCustomDrawing(ref Message m)
{
NMLVCUSTOMDRAW lvcd = (NMLVCUSTOMDRAW)m.GetLParam(typeof(NMLVCUSTOMDRAW));
int row = lvcd.nmcd.dwItemSpec;
int col = lvcd.iSubItem;
// If we don't have any items we must be doing something wrong
// because the list is only going to request custom drawing of items
// in the list, if we have items in the list, the Items cannot possibly
// be zero
Debug.Assert(Items.Count != 0);
ListViewItem lvi = Items[row];
Rectangle rc = GetSubItemRect(row, col);
// Draw the item
// We did not need to actually paint the items that are not selected
// but doing all the painting ourselves eliminates some random bugs where
// the list sometimes did not update a subitem that was not selected anymore
// leaving the subitem with a different background color
// than the rest of the row
using (Graphics g = Graphics.FromHdc(lvcd.nmcd.hdc))
{
// Draw Fill Rectangle
if (IsRowSelected(row))
{
int subItemOffset = 2;
if (GridLines)
{
subItemOffset = 3;
}
g.FillRectangle(new SolidBrush(ColorUtil.VSNetSelectionColor), rc.Left + 1, rc.Top + 1, rc.Width - 2, rc.Height - subItemOffset);
// Draw Border
if (col == 0)
{
Color borderColor = SystemColors.Highlight;
int heightOffset = 1;
if (GridLines)
{
heightOffset = 2;
}
g.DrawRectangle(new Pen(borderColor), rc.Left + 1, rc.Top, rc.Width - 2, rc.Height - heightOffset);
}
}
else
{
if (col == lastSortedColumn)
{
if (col == 0)
{
rc = AdjustFirstItemRect(rc);
}
g.FillRectangle(new SolidBrush(Color.FromArgb(247, 247, 247)), rc.Left, rc.Top, rc.Width, rc.Height);
}
else
{
if (col == 0)
{
rc = AdjustFirstItemRect(rc);
}
g.FillRectangle(new SolidBrush(SystemColors.Window), rc.Left, rc.Top, rc.Width, rc.Height);
}
}
// Adjust rectangle, when getting the rectangle for column zero
// the rectangle return is the one for the whole control
if (col == 0)
{
rc = AdjustFirstItemRect(rc);
}
// Draw Text
string text = GetSubItemText(row, col);
Size textSize = TextUtil.GetTextSize(g, text, Font);
int gap = 4;
Point pos = new Point(rc.Left + gap, rc.Top + ((rc.Height - textSize.Height) / 2));
// I use the Windows API instead of the Graphics object to draw the string
// because the Graphics object draws ellipes without living blank spaces in between
// the DrawText API adds those blank spaces in between
int ellipsingTringgering = 8;
if (CheckBoxes && col == 0)
{
// draw checkbox
int checkIndex = 0;
if (lvi.Checked)
{
checkIndex = 1;
}
g.DrawImage(checkBoxesImageList.Images[checkIndex], rc.Left + gap, rc.Top);
pos.X += IMAGE_WIDTH;
rc.Width = rc.Width - IMAGE_WIDTH;
}
else if (col == 0 && CheckBoxes == false && lvi.ImageIndex != -1 && lvi.ImageList != null)
{
ImageList imageList = lvi.ImageList;
Image image = imageList.Images[lvi.ImageIndex];
if (image != null)
{
g.DrawImage(imageList.Images[lvi.ImageIndex], rc.Left + gap, rc.Top);
pos.X += IMAGE_WIDTH;
rc.Width = rc.Width - IMAGE_WIDTH;
}
}
Rectangle drawRect = new Rectangle(pos.X + 2, pos.Y, rc.Width - gap - ellipsingTringgering, rc.Height);
TextUtil.DrawText(g, text, Font, drawRect);
}
// Put structure back in the message
Marshal.StructureToPtr(lvcd, m.LParam, true);
m.Result = (IntPtr)CustomDrawReturnFlags.CDRF_SKIPDEFAULT;
}
private bool HandleCustomDraw(ref Message msg)
{
// TODO this needs to be cleaned
if (QTUtility.CheckConfig(Settings.AlternateRowColors) && (ShellBrowser.ViewMode == FVM.DETAILS))
{
NMLVCUSTOMDRAW structure = (NMLVCUSTOMDRAW)Marshal.PtrToStructure(msg.LParam, typeof(NMLVCUSTOMDRAW));
int dwItemSpec = 0;
if ((ulong)structure.nmcd.dwItemSpec < Int32.MaxValue)
{
dwItemSpec = (int)structure.nmcd.dwItemSpec;
}
switch (structure.nmcd.dwDrawStage)
{
case CDDS.SUBITEM | CDDS.ITEMPREPAINT:
iListViewItemState = (int)PInvoke.SendMessage(
ListViewController.Handle, LVM.GETITEMSTATE, structure.nmcd.dwItemSpec,
(IntPtr)(LVIS.FOCUSED | LVIS.SELECTED | LVIS.DROPHILITED));
if (!QTUtility.IsXP)
{
int num4 = lstColumnFMT[structure.iSubItem];
structure.clrTextBk = QTUtility.ShellViewRowCOLORREF_Background;
structure.clrText = QTUtility.ShellViewRowCOLORREF_Text;
Marshal.StructureToPtr(structure, msg.LParam, false);
bool drawingHotItem = (dwItemSpec == GetHotItem());
bool fullRowSel = !QTUtility.CheckConfig(Settings.ToggleFullRowSelect);
msg.Result = (IntPtr)(CDRF.NEWFONT);
if (structure.iSubItem == 0 && !drawingHotItem)
{
if (iListViewItemState == 0 && (num4 & 0x600) != 0)
{
msg.Result = (IntPtr)(CDRF.NEWFONT | CDRF.NOTIFYPOSTPAINT);
}
else if (iListViewItemState == LVIS.FOCUSED && !fullRowSel)
{
msg.Result = (IntPtr)(CDRF.NEWFONT | CDRF.NOTIFYPOSTPAINT);
}
}
if (structure.iSubItem > 0 && (!fullRowSel || !drawingHotItem))
{
if (!fullRowSel || (iListViewItemState & (LVIS.SELECTED | LVIS.DROPHILITED)) == 0)
{
using (Graphics graphics = Graphics.FromHdc(structure.nmcd.hdc)) {
if (QTUtility.sbAlternate == null)
{
QTUtility.sbAlternate = new SolidBrush(QTUtility2.MakeColor(QTUtility.ShellViewRowCOLORREF_Background));
}
graphics.FillRectangle(QTUtility.sbAlternate, structure.nmcd.rc.ToRectangle());
}
}
}
}
else
{
msg.Result = (IntPtr)(CDRF.NOTIFYPOSTPAINT);
}
return(true);
case CDDS.SUBITEM | CDDS.ITEMPOSTPAINT: {
RECT rc = structure.nmcd.rc;
if (QTUtility.IsXP)
{
rc = PInvoke.ListView_GetItemRect(ListViewController.Handle, dwItemSpec, structure.iSubItem, 2);
}
else
{
rc.left += 0x10;
}
bool flag3 = false;
bool flag4 = false;
bool flag5 = QTUtility.CheckConfig(Settings.DetailsGridLines);
bool flag6 = QTUtility.CheckConfig(Settings.ToggleFullRowSelect) ^ !QTUtility.IsXP;
bool flag7 = false;
if (QTUtility.IsXP && QTUtility.fSingleClick)
{
flag7 = (dwItemSpec == GetHotItem());
}
LVITEM lvitem = new LVITEM();
lvitem.pszText = Marshal.AllocHGlobal(520);
lvitem.cchTextMax = 260;
lvitem.iSubItem = structure.iSubItem;
lvitem.iItem = dwItemSpec;
lvitem.mask = 1;
IntPtr ptr3 = Marshal.AllocHGlobal(Marshal.SizeOf(lvitem));
Marshal.StructureToPtr(lvitem, ptr3, false);
PInvoke.SendMessage(ListViewController.Handle, LVM.GETITEM, IntPtr.Zero, ptr3);
if (QTUtility.sbAlternate == null)
{
QTUtility.sbAlternate = new SolidBrush(QTUtility2.MakeColor(QTUtility.ShellViewRowCOLORREF_Background));
}
using (Graphics graphics2 = Graphics.FromHdc(structure.nmcd.hdc)) {
Rectangle rect = rc.ToRectangle();
if (flag5)
{
rect = new Rectangle(rc.left + 1, rc.top, rc.Width - 1, rc.Height - 1);
}
graphics2.FillRectangle(QTUtility.sbAlternate, rect);
if (QTUtility.IsXP && ((structure.iSubItem == 0) || flag6))
{
flag4 = (iListViewItemState & 8) == 8;
if ((iListViewItemState != 0) && (((iListViewItemState == 1) && fListViewHasFocus) || (iListViewItemState != 1)))
{
int width;
if (flag6)
{
width = rc.Width;
}
else
{
width = 8 + ((int)PInvoke.SendMessage(ListViewController.Handle, LVM.GETSTRINGWIDTH, IntPtr.Zero, lvitem.pszText));
if (width > rc.Width)
{
width = rc.Width;
}
}
Rectangle rectangle2 = new Rectangle(rc.left, rc.top, width, flag5 ? (rc.Height - 1) : rc.Height);
if (((iListViewItemState & 2) == 2) || flag4)
{
if (flag4)
{
graphics2.FillRectangle(SystemBrushes.Highlight, rectangle2);
}
else if (QTUtility.fSingleClick && flag7)
{
graphics2.FillRectangle(fListViewHasFocus ? SystemBrushes.HotTrack : SystemBrushes.Control, rectangle2);
}
else
{
graphics2.FillRectangle(fListViewHasFocus ? SystemBrushes.Highlight : SystemBrushes.Control, rectangle2);
}
flag3 = true;
}
if ((fListViewHasFocus && ((iListViewItemState & 1) == 1)) && !flag6)
{
ControlPaint.DrawFocusRectangle(graphics2, rectangle2);
}
}
}
if (!QTUtility.IsXP && ((iListViewItemState & 1) == 1))
{
int num6 = rc.Width;
if (!flag6)
{
num6 = 4 + ((int)PInvoke.SendMessage(ListViewController.Handle, LVM.GETSTRINGWIDTH, IntPtr.Zero, lvitem.pszText));
if (num6 > rc.Width)
{
num6 = rc.Width;
}
}
Rectangle rectangle = new Rectangle(rc.left + 1, rc.top + 1, num6, flag5 ? (rc.Height - 2) : (rc.Height - 1));
ControlPaint.DrawFocusRectangle(graphics2, rectangle);
}
}
IntPtr zero = IntPtr.Zero;
IntPtr hgdiobj = IntPtr.Zero;
if (QTUtility.IsXP && QTUtility.fSingleClick)
{
LOGFONT logfont;
zero = PInvoke.GetCurrentObject(structure.nmcd.hdc, 6);
PInvoke.GetObject(zero, Marshal.SizeOf(typeof(LOGFONT)), out logfont);
if ((structure.iSubItem == 0) || flag6)
{
logfont.lfUnderline = ((QTUtility.iIconUnderLineVal == 3) || flag7) ? ((byte)1) : ((byte)0);
}
else
{
logfont.lfUnderline = 0;
}
hgdiobj = PInvoke.CreateFontIndirect(ref logfont);
PInvoke.SelectObject(structure.nmcd.hdc, hgdiobj);
}
PInvoke.SetBkMode(structure.nmcd.hdc, 1);
int dwDTFormat = 0x8824;
if (QTUtility.IsRTL ? ((lstColumnFMT[structure.iSubItem] & 1) == 0) : ((lstColumnFMT[structure.iSubItem] & 1) == 1))
{
if (QTUtility.IsRTL)
{
dwDTFormat &= -3;
}
else
{
dwDTFormat |= 2;
}
rc.right -= 6;
}
else if (structure.iSubItem == 0)
{
rc.left += 2;
rc.right -= 2;
}
else
{
rc.left += 6;
}
if (flag3)
{
PInvoke.SetTextColor(structure.nmcd.hdc, QTUtility2.MakeCOLORREF((fListViewHasFocus || flag4) ? SystemColors.HighlightText : SystemColors.WindowText));
}
else
{
PInvoke.SetTextColor(structure.nmcd.hdc, QTUtility.ShellViewRowCOLORREF_Text);
}
PInvoke.DrawTextExW(structure.nmcd.hdc, lvitem.pszText, -1, ref rc, dwDTFormat, IntPtr.Zero);
Marshal.FreeHGlobal(lvitem.pszText);
Marshal.FreeHGlobal(ptr3);
msg.Result = IntPtr.Zero;
if (zero != IntPtr.Zero)
{
PInvoke.SelectObject(structure.nmcd.hdc, zero);
}
if (hgdiobj != IntPtr.Zero)
{
PInvoke.DeleteObject(hgdiobj);
}
return(true);
}
case CDDS.ITEMPREPAINT:
if ((dwItemSpec % 2) == 0)
{
msg.Result = (IntPtr)0x20;
return(true);
}
msg.Result = IntPtr.Zero;
return(false);
case CDDS.PREPAINT: {
HDITEM hditem = new HDITEM();
hditem.mask = 4;
IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(hditem));
Marshal.StructureToPtr(hditem, ptr, false);
IntPtr hWnd = PInvoke.SendMessage(ListViewController.Handle, LVM.GETHEADER, IntPtr.Zero, IntPtr.Zero);
int num2 = (int)PInvoke.SendMessage(hWnd, 0x1200, IntPtr.Zero, IntPtr.Zero);
if (lstColumnFMT == null)
{
lstColumnFMT = new List <int>();
}
else
{
lstColumnFMT.Clear();
}
for (int i = 0; i < num2; i++)
{
PInvoke.SendMessage(hWnd, 0x120b, (IntPtr)i, ptr);
hditem = (HDITEM)Marshal.PtrToStructure(ptr, typeof(HDITEM));
lstColumnFMT.Add(hditem.fmt);
}
Marshal.FreeHGlobal(ptr);
fListViewHasFocus = ListViewController.Handle == PInvoke.GetFocus();
msg.Result = (IntPtr)0x20;
return(true);
}
}
}
return(false);
}
CustomDrawReturnFlags OnCustomDraw(NMLVCUSTOMDRAW lvcd)
{
DrawstageFlags df = (DrawstageFlags)lvcd.nmcd.dwDrawStage;
if (df == DrawstageFlags.CDDS_PREPAINT)
{
return(CustomDrawReturnFlags.CDRF_NOTIFYITEMDRAW);
}
if (df == DrawstageFlags.CDDS_ITEMPREPAINT)
{
return(CustomDrawReturnFlags.CDRF_NOTIFYSUBITEMDRAW);
}
if (df == (DrawstageFlags.CDDS_SUBITEM | DrawstageFlags.CDDS_ITEMPREPAINT))
{
return(CustomDrawReturnFlags.CDRF_NOTIFYPOSTPAINT);
}
if (df == (DrawstageFlags.CDDS_SUBITEM | DrawstageFlags.CDDS_ITEMPOSTPAINT))
{
if (lvcd.iSubItem == 3) // Done
{
ListViewItem lvi = Items[lvcd.nmcd.dwItemSpec];
if (lvi.SubItems[3].Text != "" && lvi.ListView.Columns[3].Width != 0)
{
float value = float.Parse(lvi.SubItems[3].Text.Split(' ')[0]);
Rectangle bounds = lvi.SubItems[3].Bounds;
if (value < 0)
{
value = 0;
}
else if (value > 100)
{
value = 100;
}
bounds.Inflate(-2, -2);
using (Graphics g = Graphics.FromHdc(lvcd.nmcd.hdc))
{
RectangleF rcItem = new RectangleF(bounds.X + 1, bounds.Y + 1, bounds.Width - 2, bounds.Height - 2);
RectangleF rcLeft = new RectangleF(bounds.X + 1, bounds.Y + 1, (bounds.Width - 2) * value / 100, bounds.Height - 2);
RectangleF rcRight = new RectangleF(bounds.X + 1 + (bounds.Width - 2) * value / 100, bounds.Y + 1, bounds.Width - 2 - ((bounds.Width - 2) * value / 100), bounds.Height - 2);
StringFormat sf = new StringFormat();
g.FillRectangle(new SolidBrush(Color.FromKnownColor(KnownColor.Highlight)), rcLeft);
g.FillRectangle(new SolidBrush(Color.FromKnownColor(KnownColor.Window)), rcRight);
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
sf.FormatFlags = StringFormatFlags.NoWrap;
g.SetClip(rcLeft);
g.DrawString(string.Format("{0:F} %", value), Util.GetInterfaceFont(), new SolidBrush(Color.FromKnownColor(KnownColor.HighlightText)), rcItem, sf);
g.SetClip(rcRight);
g.DrawString(string.Format("{0:F} %", value), Util.GetInterfaceFont(), new SolidBrush(Color.FromKnownColor(KnownColor.WindowText)), rcItem, sf);
g.SetClip(bounds);
g.DrawRectangle(new Pen(Color.FromKnownColor(KnownColor.Control)), bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
}
}
}
return(CustomDrawReturnFlags.CDRF_DODEFAULT);
}
return(CustomDrawReturnFlags.CDRF_DODEFAULT);
}
