public void AddHeaderColumn(Collumns col)
{
var gridView = this.lvHeader.View as GridView;
var gridviewcol = new GridViewColumn();
gridviewcol.Header = col.Name;
gridviewcol.Width = col.Width;
gridView.Columns.Add(gridviewcol);
}
public static void SetSplitButton(this Collumns column, IntPtr handle, int index)
{
var item = new HDITEM {
mask = HDITEM.Mask.Format
};
User32.SendMessage(handle, MSG.HDM_GETITEM, index, ref item);
item.fmt |= HDITEM.Format.HDF_SPLITBUTTON;
User32.SendMessage(handle, MSG.HDM_SETITEM, index, ref item);
}
public static IOrderedEnumerable <IListItemEx> SetSortCollumn(this IEnumerable <IListItemEx> items, ShellView view, Boolean isReorder, Collumns column, SortOrder order, Boolean reverseOrder = true)
{
if (column == null)
{
column = view.Collumns.FirstOrDefault();
}
try {
IOrderedEnumerable <IListItemEx> result = null;
//var selectedItems = this.SelectedItems.ToArray();
if (column.ID == view.LastSortedColumnId && reverseOrder)
{
// Reverse the current sort direction for this column.
view.LastSortOrder = view.LastSortOrder == SortOrder.Ascending ? SortOrder.Descending : SortOrder.Ascending;
}
else
{
// Set the column number that is to be sorted; default to ascending.
view.LastSortedColumnId = column.ID;
view.LastSortOrder = order;
}
if (isReorder)
{
var itemsQuery = items.Where(w => view.ShowHidden || !w.IsHidden).OrderByDescending(o => o.IsFolder);
if (column.CollumnType != typeof(String))
{
if (order == SortOrder.Ascending)
{
result = itemsQuery.ThenBy(o => o.GetPropertyValue(column.pkey, typeof(String)).Value ?? "1");
}
else
{
result = itemsQuery.ThenByDescending(o => o.GetPropertyValue(column.pkey, typeof(String)).Value ?? "1");
}
}
else
{
if (order == SortOrder.Ascending)
{
result = itemsQuery.ThenBy(o => o.GetPropertyValue(column.pkey, typeof(String)).Value?.ToString(), NaturalStringComparer.Default);
}
else
{
result = itemsQuery.ThenByDescending(o => o.GetPropertyValue(column.pkey, typeof(String)).Value?.ToString(), NaturalStringComparer.Default);
}
}
var i = 0;
}
//var colIndexReal = view.Collumns.IndexOf(view.Collumns.FirstOrDefault(w => w.ID == view.LastSortedColumnId));
//if (colIndexReal > -1) {
// User32.SendMessage(view.LVHandle, MSG.LVM_SETSELECTEDCOLUMN, colIndexReal, 0);
// view.SetSortIcon(colIndexReal, order);
//} else {
// User32.SendMessage(view.LVHandle, MSG.LVM_SETSELECTEDCOLUMN, -1, 0);
//}
//if (!this.IsRenameInProgress) {
// this.SelectItems(selectedItems);
//}
return(result);
} catch {
return(null);
}
}
public void RemoveHeaderColumn(Collumns col)
{
var gridView = this.lvHeader.View as GridView;
gridView.Columns.RemoveAt(col.Index);
}
private void NavigateSearch(IListItemEx destination, Boolean isInSameTab = false, Boolean refresh = false, Boolean isCancel = false) {
SaveSettingsToDatabase(this.CurrentFolder);
if (destination == null) return;
if (this.RequestedCurrentLocation == destination && !refresh) return;
//if (this._RequestedCurrentLocation != destination) {
//}
_ResetEvent.Set();
if (this._Threads.Any()) {
_Mre.Set();
this._ResetEvent.Set();
foreach (var thread in this._Threads.ToArray()) {
thread.Abort();
this._Threads.Remove(thread);
}
}
this._UnvalidateTimer.Stop();
this._IsDisplayEmptyText = false;
User32.SendMessage(this.LVHandle, MSG.LVM_SETITEMCOUNT, 0, 0);
this.DisableGroups();
this._ItemForRename = -1;
this._LastItemForRename = -1;
Items.Clear();
this._AddedItems.Clear();
this.LargeImageList.ReInitQueues();
this.SmallImageList.ReInitQueues();
this._CuttedIndexes.Clear();
this.RequestedCurrentLocation = destination;
if (!refresh)
Navigating?.Invoke(this, new NavigatingEventArgs(destination, isInSameTab));
var columns = new Collumns();
Int32 CurrentI = 0, LastI = 0, K = 0;
this.IsNavigationInProgress = true;
_ResetTimer.Stop();
this.RemoveAllCollumns();
this.AddDefaultColumns(false, true);
this.IsViewSelectionAllowed = true;
this.Invoke((Action)(() => this._NavWaitTimer.Start()));
var navigationThread = new Thread(() => {
destination = FileSystemListItem.ToFileSystemItem(destination.ParentHandle, destination.PIDL);
this.RequestedCurrentLocation = destination;
this.Invoke((Action)(() => {
if (!this._SearchTimer.Enabled) {
this._SearchTimer.Start();
}
}));
foreach (var shellItem in destination.TakeWhile(shellItem => !this.IsCancelRequested)) {
CurrentI++;
_Smre.WaitOne();
if (this.ShowHidden || !shellItem.IsHidden) {
shellItem.ItemIndex = K++;
this.Items.Add(shellItem);
if (CurrentI == 1) {
this.Invoke((Action)(() => {
this._NavWaitTimer.Stop();
this._IsDisplayEmptyText = false;
this._IIListView.ResetEmptyText();
}));
}
}
var delta = CurrentI - LastI;
if (delta >= (this.IsSearchNavigating ? 1 : 5000)) {
LastI = CurrentI;
}
if (this.IsSearchNavigating && delta >= 20)
Shell32.SetProcessWorkingSetSize(Process.GetCurrentProcess().Handle, -1, -1);
}
this.IsCancelRequested = false;
this.IsNavigationInProgress = false;
if (this.RequestedCurrentLocation.NavigationStatus != HResult.S_OK) {
this.Invoke((Action)(() => {
if (this._SearchTimer.Enabled)
this._SearchTimer.Stop();
}));
this.BeginInvoke((Action)(() => {
var navArgs = new NavigatedEventArgs(this.RequestedCurrentLocation, this.CurrentFolder, isInSameTab);
this.CurrentFolder = this.RequestedCurrentLocation;
if (!refresh)
Navigated?.Invoke(this, navArgs);
}));
GC.Collect();
Shell32.SetProcessWorkingSetSize(Process.GetCurrentProcess().Handle, -1, -1);
if (this._Threads.Count <= 1) return;
_Mre.Set();
this._ResetEvent.Set();
this._Threads[0].Abort();
this._Threads.RemoveAt(0);
return;
}
var headerhandle = User32.SendMessage(this.LVHandle, MSG.LVM_GETHEADER, 0, 0);
for (var i = 0; i < this.Collumns.Count; i++) {
this.Collumns[i].SetSplitButton(headerhandle, i);
}
if (this.View != ShellViewStyle.Details) AutosizeAllColumns(-2);
var sortColIndex = 0;
if (sortColIndex > -1) this.SetSortIcon(sortColIndex, SortOrder.Ascending);
this.SetSortCollumn(false, this.Collumns.First(), SortOrder.Ascending, false);
this.BeginInvoke((Action)(() => {
var navArgs = new NavigatedEventArgs(this.RequestedCurrentLocation, this.CurrentFolder, isInSameTab);
this.CurrentFolder = this.RequestedCurrentLocation;
if (!refresh)
Navigated?.Invoke(this, navArgs);
}));
GC.Collect();
Shell32.SetProcessWorkingSetSize(Process.GetCurrentProcess().Handle, -1, -1);
this.Invoke((Action)(() => {
if (this._SearchTimer.Enabled)
this._SearchTimer.Stop();
}));
_Mre.Reset();
_Mre.WaitOne();
});
navigationThread.SetApartmentState(ApartmentState.STA);
this._Threads.Add(navigationThread);
navigationThread.Start();
}
private void Navigate(IListItemEx destination, Boolean isInSameTab = false, Boolean refresh = false, Boolean isCancel = false) {
this.SaveSettingsToDatabase(this.CurrentFolder);
// TODO: Document isCancel Param better
if (destination == null) {
return;
}
destination = FileSystemListItem.ToFileSystemItem(destination.ParentHandle, destination.PIDL);
if (this.RequestedCurrentLocation == destination && !refresh) {
return;
}
//if (this.RequestedCurrentLocation != destination) {
// this.IsCancelRequested = true;
//}
this.LargeImageList.ResetEvent.Set();
this.SmallImageList.ResetEvent.Set();
this._ResetEvent.Set();
if (this._Threads.Count > 0) {
this._Mre.Set();
this._ResetEvent.Set();
this.LargeImageList.ResetEvent.Set();
this.SmallImageList.ResetEvent.Set();
foreach (var thread in this._Threads.ToArray()) {
thread.Abort();
this._Threads.Remove(thread);
}
}
this._UnvalidateTimer.Stop();
this._IsDisplayEmptyText = false;
User32.SendMessage(this.LVHandle, MSG.LVM_SETITEMCOUNT, 0, 0);
this.DisableGroups();
this.Focus(false, true);
this._ItemForRename = -1;
this._LastItemForRename = -1;
this.Items.Clear();
this._AddedItems.Clear();
this.LargeImageList.ReInitQueues();
this.SmallImageList.ReInitQueues();
this._CuttedIndexes.Clear();
FolderSettings folderSettings;
var isThereSettings = false;
isThereSettings = LoadSettingsFromDatabase(destination, out folderSettings);
this.RequestedCurrentLocation = destination;
if (!refresh)
Navigating?.Invoke(this, new NavigatingEventArgs(destination, isInSameTab));
var columns = new Collumns();
Int32 CurrentI = 0, LastI = 0, K = 0;
this.IsNavigationInProgress = true;
_ResetTimer.Stop();
if (isThereSettings) {
if (folderSettings.Columns != null) {
this.RemoveAllCollumns();
foreach (var collumn in folderSettings.Columns.Elements()) {
var theColumn = this.AllAvailableColumns.FirstOrDefault(w => w.Value.ID == collumn.Attribute("ID").Value).Value;//.Single();
if (theColumn == null) continue;
if (this.Collumns.Any(c => c.ID == theColumn?.ID)) continue;
if (collumn.Attribute("Width").Value != "0") theColumn.Width = Convert.ToInt32(collumn.Attribute("Width").Value);
this.Collumns.Add(theColumn);
var column = theColumn.ToNativeColumn(folderSettings.View == ShellViewStyle.Details);
User32.SendMessage(this.LVHandle, MSG.LVM_INSERTCOLUMN, this.Collumns.Count - 1, ref column);
if (folderSettings.View != ShellViewStyle.Details) this.AutosizeColumn(this.Collumns.Count - 1, -2);
}
}
} else {
this.RemoveAllCollumns();
this.AddDefaultColumns(false, true);
}
if (!String.IsNullOrEmpty(folderSettings.GroupCollumn)) {
var colData = this.AllAvailableColumns.FirstOrDefault(w => w.Value.ID == folderSettings.GroupCollumn).Value;
if (colData != null)
this.EnableGroups();
else
this.DisableGroups();
} else {
this.DisableGroups();
}
columns = this.AllAvailableColumns.FirstOrDefault(w => w.Value.ID == folderSettings.SortColumn).Value;
this.IsViewSelectionAllowed = false;
if (!isThereSettings) {
this.View = ShellViewStyle.Details;
}
if (folderSettings.View == ShellViewStyle.Details || folderSettings.View == ShellViewStyle.SmallIcon || folderSettings.View == ShellViewStyle.List) {
this.ResizeIcons(16);
this.View = folderSettings.View;
} else if (folderSettings.IconSize >= 16) {
this.ResizeIcons(folderSettings.IconSize);
var view = (ShellViewStyle)folderSettings.IconSize;
if (folderSettings.IconSize != 48 && folderSettings.IconSize != 96 && folderSettings.IconSize != 256)
this.View = ShellViewStyle.Thumbnail;
else
this.View = folderSettings.View;
}
this.IsViewSelectionAllowed = true;
this.Invoke((Action)(() => this._NavWaitTimer.Start()));
var navigationThread = new Thread(() => {
this.IsCancelRequested = false;
destination = FileSystemListItem.ToFileSystemItem(destination.ParentHandle, destination.PIDL);
if (destination.IsFileSystem) {
if (this._FsWatcher != null) {
this._FsWatcher.EnableRaisingEvents = false;
this._FsWatcher.Dispose();
try {
this._FsWatcher = new FileSystemWatcher(@destination.ParsingName);
//this._FsWatcher.InternalBufferSize = 64 * 1024 * 1024;
this._FsWatcher.Changed += (sender, args) => {
try {
var objUpdateItem = FileSystemListItem.ToFileSystemItem(this.LVHandle, args.FullPath);
if (objUpdateItem.IsInCurrentFolder(this.CurrentFolder)) {
var exisitingUItem = this.Items.ToArray().FirstOrDefault(w => w.Equals(objUpdateItem));
if (exisitingUItem != null)
this.RefreshItem(exisitingUItem.ItemIndex, true);
if (this.RequestedCurrentLocation != null && objUpdateItem.Equals(this.RequestedCurrentLocation))
this.UnvalidateDirectory();
}
} catch (FileNotFoundException) {
//Probably a temporary file
this._TemporaryFiles.Add(args.FullPath);
} catch {
}
};
this._FsWatcher.Error += (sender, args) => {
var ex = args.GetException();
};
this._FsWatcher.Created += (sender, args) => {
try {
//var existing = this.Items.FirstOrDefault(s => s.ParsingName.Equals(args.FullPath));
//if (existing != null) return;
if (Path.GetExtension(args.FullPath).ToLowerInvariant() == ".tmp" ||
Path.GetExtension(args.FullPath) == String.Empty) {
if (!this._TemporaryFiles.Contains(args.FullPath))
this._TemporaryFiles.Add(args.FullPath);
}
var obj = FileSystemListItem.ToFileSystemItem(this.LVHandle, args.FullPath);
if (obj.IsInCurrentFolder(this.CurrentFolder)) {
if (this.IsRenameNeeded) {
var existingItem = this.Items.ToArray().FirstOrDefault(s => s.Equals(obj));
if (existingItem == null) {
var itemIndex = this.InsertNewItem(obj);
this.SelectItemByIndex(itemIndex, true, true);
this.RenameSelectedItem(itemIndex);
this.IsRenameNeeded = false;
} else {
this.RenameSelectedItem(existingItem.ItemIndex);
}
} else {
if (this._ItemsQueue.Enqueue(new Tuple<ItemUpdateType, IListItemEx>(ItemUpdateType.Created, obj)))
this.UnvalidateDirectory();
}
}
} catch (FileNotFoundException) {
this.QueueDeleteItem(args);
} catch { }
};
this._FsWatcher.Deleted += (sender, args) => this.QueueDeleteItem(args);
this._FsWatcher.Renamed += (sender, args) => { };
this._FsWatcher.IncludeSubdirectories = false;
this._FsWatcher.NotifyFilter = NotifyFilters.CreationTime | NotifyFilters.DirectoryName | NotifyFilters.Attributes |
NotifyFilters.FileName | NotifyFilters.LastWrite | NotifyFilters.Security | NotifyFilters.Size;
} catch (ArgumentException) {
this._FsWatcher = new FileSystemWatcher();
}
}
try {
if (this._FsWatcher != null && !String.IsNullOrEmpty(this._FsWatcher.Path)) {
this._FsWatcher.EnableRaisingEvents = true;
}
} catch (FileNotFoundException) { }
}
this.RequestedCurrentLocation = destination;
var column = columns ?? this.AllAvailableColumns.Single(s => s.Value.ID == "A0").Value;
var order = folderSettings.SortOrder;
var content = destination;
foreach (var shellItem in destination.IsNetworkPath ? destination.TakeWhile(shellItem => !this.IsCancelRequested) : content.TakeWhile(shellItem => !this.IsCancelRequested)) {
CurrentI++;
if (!this.RequestedCurrentLocation.Equals(shellItem.Parent) && this.IsNavigationCancelRequested) {
this.IsNavigationCancelRequested = false;
return;
}
if (this.ShowHidden || !shellItem.IsHidden) {
shellItem.ItemIndex = K++;
this.Items.Add(shellItem);
if (CurrentI == 1) {
this.Invoke((Action)(() => {
this._NavWaitTimer.Stop();
this._IsDisplayEmptyText = false;
this._IIListView.ResetEmptyText();
}));
}
}
var delta = CurrentI - LastI;
if (delta >= 4750) {
LastI = CurrentI;
this.BeginInvoke((MethodInvoker)(() => this._IIListView.SetItemCount(this.Items.Count, 0x2)));
}
}
this.IsCancelRequested = false;
this.IsNavigationInProgress = false;
if (this.RequestedCurrentLocation.NavigationStatus != HResult.S_OK) {
GC.Collect();
Shell32.SetProcessWorkingSetSize(Process.GetCurrentProcess().Handle, -1, -1);
if (this._Threads.Count <= 1) return;
_Mre.Set();
this._ResetEvent.Set();
this._Threads[0].Abort();
this._Threads.RemoveAt(0);
return;
}
var headerhandle = User32.SendMessage(this.LVHandle, MSG.LVM_GETHEADER, 0, 0);
for (var i = 0; i < this.Collumns.Count; i++) {
this.Collumns[i].SetSplitButton(headerhandle, i);
}
if (this.View != ShellViewStyle.Details) AutosizeAllColumns(-2);
//User32.SendMessage(this.LVHandle, MSG.LVM_SETITEMCOUNT, this.Items.Count, 0x2);
var sortColIndex = this.Collumns.SingleOrDefault(s => s.ID == columns?.ID)?.Index;
if (sortColIndex != null) {
this.SetSortIcon(sortColIndex.Value, folderSettings.SortOrder == SortOrder.None ? SortOrder.Ascending : folderSettings.SortOrder);
}
if (isThereSettings) {
if (columns?.ID == "A0" && String.Equals(this.RequestedCurrentLocation.ParsingName, KnownFolders.Computer.ParsingName, StringComparison.InvariantCultureIgnoreCase))
this.SetSortCollumn(true, this.AvailableColumns().Single(s => s.Value.ID == "A180").Value, SortOrder.Ascending, false);
else
this.SetSortCollumn(true, columns, folderSettings.SortOrder, false);
} else if (String.Equals(this.RequestedCurrentLocation.ParsingName, KnownFolders.Computer.ParsingName, StringComparison.InvariantCultureIgnoreCase)) {
this.Items = this.Items.OrderBy(o => o.ParsingName).ToList();
var i = 0;
this.Items.ForEach(e => e.ItemIndex = i++);
User32.SendMessage(this.LVHandle, MSG.LVM_SETITEMCOUNT, this.Items.Count, 0x2);
} else {
this.Items = this.Items.OrderByDescending(o => o.IsFolder).ThenBy(o => o.DisplayName).ToList();
var i = 0;
this.Items.ToList().ForEach(e => e.ItemIndex = i++);
User32.SendMessage(this.LVHandle, MSG.LVM_SETITEMCOUNT, this.Items.Count, 0x2);
}
if (this.IsGroupsEnabled) {
var colData = this.AllAvailableColumns.FirstOrDefault(w => w.Value.ID == folderSettings.GroupCollumn).Value;
this.GenerateGroupsFromColumn(colData, folderSettings.GroupOrder == SortOrder.Descending);
}
if (!isThereSettings) {
this.LastSortedColumnId = "A0";
this.LastSortOrder = SortOrder.Ascending;
this.SetSortIcon(0, SortOrder.Ascending);
User32.SendMessage(this.LVHandle, MSG.LVM_SETSELECTEDCOLUMN, 0, 0);
}
this._IsDisplayEmptyText = false;
this.BeginInvoke((Action)(() => {
var navArgs = new NavigatedEventArgs(this.RequestedCurrentLocation, this.CurrentFolder, isInSameTab);
this.CurrentFolder = this.RequestedCurrentLocation;
if (!refresh)
Navigated?.Invoke(this, navArgs);
}));
this.Invoke((Action)(() => {
this._NavWaitTimer.Stop();
this._IsDisplayEmptyText = false;
this._IIListView.ResetEmptyText();
}));
GC.Collect();
Shell32.SetProcessWorkingSetSize(Process.GetCurrentProcess().Handle, -1, -1);
this.Invoke((Action)(() => {
if (this._SearchTimer.Enabled)
this._SearchTimer.Stop();
}));
_Mre.Reset();
_Mre.WaitOne();
});
navigationThread.SetApartmentState(ApartmentState.STA);
this._Threads.Add(navigationThread);
navigationThread.Start();
}
public void GenerateGroupsFromColumn(Collumns col, Boolean reversed = false) {
if (col == null) return;
this.BeginInvoke(new MethodInvoker(() => this._IIListView.RemoveAllGroups()));
this.Groups.Clear();
if (col.CollumnType == typeof(String)) {
if (this.IsTraditionalNameGrouping) {
var groups = this.Items.ToArray().GroupBy(k => k.DisplayName.ToUpperInvariant().First(), e => e).OrderBy(o => o.Key);
var i = reversed ? groups.Count() - 1 : 0;
foreach (var group in groups) {
var groupItems = group.Select(s => s).ToArray();
groupItems.ToList().ForEach(c => c.GroupIndex = this.Groups.Count);
this.Groups.Add(new ListViewGroupEx() { Items = groupItems, Index = reversed ? i-- : i++, Header = $"{group.Key.ToString()} ({groupItems.Count()})" });
}
} else {
var i = reversed ? 3 : 0;
Action<String, String, Boolean> addNameGroup = (String char1, String char2, Boolean isOthers) => {
var testgrn = new ListViewGroupEx();
if (isOthers) {
testgrn.Items =
this.Items.Where(
w =>
(w.DisplayName.ToUpperInvariant().First() < Char.Parse("A") ||
w.DisplayName.ToUpperInvariant().First() > Char.Parse("Z")) && (w.DisplayName.ToUpperInvariant().First() < Char.Parse("0") || w.DisplayName.ToUpperInvariant().First() > Char.Parse("9"))).ToArray();
} else {
testgrn.Items =
this.Items.Where(
w =>
w.DisplayName.ToUpperInvariant().First() >= Char.Parse(char1) &&
w.DisplayName.ToUpperInvariant().First() <= Char.Parse(char2)).ToArray();
}
testgrn.Header = isOthers
? char1 + $" ({testgrn.Items.Count()})"
: char1 + " - " + char2 + $" ({testgrn.Items.Count()})";
testgrn.Index = reversed ? i-- : i++;
this.Groups.Add(testgrn);
};
addNameGroup("0", "9", false);
addNameGroup("A", "H", false);
addNameGroup("I", "P", false);
addNameGroup("Q", "Z", false);
addNameGroup("Others", String.Empty, true);
}
} else if (col.CollumnType == typeof(Int64)) {
var j = reversed ? 7 : 0;
//TODO: Upgrade next to use an Action<>
var uspec = new ListViewGroupEx();
uspec.Items = this.Items.Where(w => w.IsFolder).ToArray();
uspec.Header = $"Unspecified ({uspec.Items.Count()})";
uspec.Index = reversed ? j-- : j++;
this.Groups.Add(uspec);
var testgrn = new ListViewGroupEx();
testgrn.Items =
this.Items.Where(w => Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) == 0 && !w.IsFolder)
.ToArray();
testgrn.Header = $"Empty ({testgrn.Items.Count()})";
testgrn.Index = reversed ? j-- : j++;
this.Groups.Add(testgrn);
var testgr = new ListViewGroupEx();
testgr.Items =
this.Items.Where(
w =>
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) > 0 &&
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) <= 10 * 1024).ToArray();
testgr.Header = $"Very Small ({testgr.Items.Count()})";
testgr.Index = reversed ? j-- : j++;
this.Groups.Add(testgr);
var testgr2 = new ListViewGroupEx();
testgr2.Items =
this.Items.Where(
w =>
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) > 10 * 1024 &&
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) <= 100 * 1024).ToArray();
testgr2.Header = $"Small ({testgr2.Items.Count()})";
testgr2.Index = reversed ? j-- : j++;
this.Groups.Add(testgr2);
var testgr3 = new ListViewGroupEx();
testgr3.Items =
this.Items.Where(
w =>
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) > 100 * 1024 &&
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) <= 1 * 1024 * 1024).ToArray();
testgr3.Header = $"Medium ({testgr3.Items.Count()})";
testgr3.Index = reversed ? j-- : j++;
this.Groups.Add(testgr3);
var testgr4 = new ListViewGroupEx();
testgr4.Items =
this.Items.Where(
w =>
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) > 1 * 1024 * 1024 &&
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) <= 16 * 1024 * 1024).ToArray();
testgr4.Header = $"Big ({testgr4.Items.Count()})";
testgr4.Index = reversed ? j-- : j++;
this.Groups.Add(testgr4);
var testgr5 = new ListViewGroupEx();
testgr5.Items =
this.Items.Where(
w =>
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) > 16 * 1024 * 1024 &&
Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) <= 128 * 1024 * 1024).ToArray();
testgr5.Header = $"Huge ({testgr5.Items.Count()})";
testgr5.Index = reversed ? j-- : j++;
this.Groups.Add(testgr5);
var testgr6 = new ListViewGroupEx();
testgr6.Items =
this.Items.Where(w => Convert.ToInt64(w.GetPropertyValue(col.pkey, typeof(Int64)).Value) > 128 * 1024 * 1024)
.ToArray();
testgr6.Header = $"Gigantic ({testgr6.Items.Count()})";
testgr6.Index = reversed ? j-- : j++;
this.Groups.Add(testgr6);
} else if (col.CollumnType == typeof(PerceivedType)) {
var groups = this.Items.GroupBy(k => k.GetPropertyValue(col.pkey, typeof(String)).Value, e => e).OrderBy(o => o.Key);
var i = reversed ? groups.Count() - 1 : 0;
foreach (var group in groups.ToArray()) {
var groupItems = group.Select(s => s).ToArray();
this.Groups.Add(new ListViewGroupEx() { Items = groupItems, Index = reversed ? i-- : i++, Header = $"{((PerceivedType)group.Key).ToString()} ({groupItems.Count()})" });
}
} else {
var groups = this.Items.GroupBy(k => k.GetPropertyValue(col.pkey, typeof(String)).Value, e => e).OrderBy(o => o.Key);
var i = reversed ? groups.Count() - 1 : 0;
foreach (var group in groups.ToArray()) {
var groupItems = group.Select(s => s).ToArray();
this.Groups.Add(new ListViewGroupEx() { Items = groupItems, Index = reversed ? i-- : i++, Header = $"{group.Key.ToString()} ({groupItems.Count()})" });
}
}
if (reversed) this.Groups.Reverse();
this.Invoke(new MethodInvoker(() => {
this._IIListView.SetItemCount(this.Items.Count, 0x2);
}));
foreach (var group in this.Groups.ToArray()) {
group.Items.ToList().ForEach(e => e.GroupIndex = group.Index);
var nativeGroup = group.ToNativeListViewGroup();
var insertedPosition = -1;
this.BeginInvoke(new MethodInvoker(() => {
this._IIListView.InsertGroup(-1, nativeGroup, out insertedPosition);
}));
}
this.LastGroupCollumn = col;
this.LastGroupOrder = reversed ? SortOrder.Descending : SortOrder.Ascending;
this.SetSortIcon(this.Collumns.IndexOf(col), this.LastGroupOrder);
}
public void SetSortCollumn(Boolean isReorder, Collumns column, SortOrder order, Boolean reverseOrder = true) {
if (column == null) return;
try {
var itemsArray = this.Items;
var selectedItems = this.SelectedItems.ToArray();
if (column.ID == this.LastSortedColumnId && reverseOrder) {
// Reverse the current sort direction for this column.
this.LastSortOrder = this.LastSortOrder == SortOrder.Ascending ? SortOrder.Descending : SortOrder.Ascending;
} else {
// Set the column number that is to be sorted; default to ascending.
this.LastSortedColumnId = column.ID;
this.LastSortOrder = order;
}
if (isReorder) {
var itemsQuery = itemsArray.Where(w => this.ShowHidden || !w.IsHidden).OrderByDescending(o => o.IsFolder);
if (column.CollumnType != typeof(String)) {
if (order == SortOrder.Ascending) {
this.Items =
itemsQuery.ThenBy(
o =>
o.GetPropertyValue(column.pkey, typeof(String)).Value ?? "1")
.ToList();
} else {
this.Items =
itemsQuery.ThenByDescending(
o =>
o.GetPropertyValue(column.pkey, typeof(String)).Value ?? "1")
.ToList();
}
} else {
if (order == SortOrder.Ascending) {
this.Items =
itemsQuery.ThenBy(
o =>
o.GetPropertyValue(column.pkey, typeof(String)).Value == null
? "1"
: o.GetPropertyValue(column.pkey, typeof(String)).Value.ToString(), NaturalStringComparer.Default)
.ToList();
} else {
this.Items =
itemsQuery.ThenByDescending(
o =>
o.GetPropertyValue(column.pkey, typeof(String)).Value == null
? "1"
: o.GetPropertyValue(column.pkey, typeof(String)).Value.ToString(), NaturalStringComparer.Default)
.ToList();
}
}
var i = 0;
this.Items.ForEach(e => e.ItemIndex = i++);
}
this.BeginInvoke((Action)(() => {
this._IIListView.SetItemCount(this.Items.Count, 0x2);
}));
var colIndexReal = this.Collumns.IndexOf(this.Collumns.FirstOrDefault(w => w.ID == this.LastSortedColumnId));
if (colIndexReal > -1) {
User32.SendMessage(this.LVHandle, MSG.LVM_SETSELECTEDCOLUMN, colIndexReal, 0);
this.SetSortIcon(colIndexReal, order);
} else {
User32.SendMessage(this.LVHandle, MSG.LVM_SETSELECTEDCOLUMN, -1, 0);
}
if (!this.IsRenameInProgress) this.SelectItems(selectedItems);
} catch {
}
}
public void SetColInView(Collumns col, Boolean remove) {
if (remove) {
var theColumn = this.Collumns.FirstOrDefault(s => s.pkey.fmtid == col.pkey.fmtid && s.pkey.pid == col.pkey.pid);
if (theColumn != null) {
var colIndex = this.Collumns.IndexOf(theColumn);
this.Collumns.Remove(theColumn);
User32.SendMessage(this.LVHandle, MSG.LVM_DELETECOLUMN, colIndex, 0);
if (theColumn.ID == this.LastSortedColumnId) {
User32.SendMessage(this.LVHandle, MSG.LVM_SETSELECTEDCOLUMN, -1, 0);
}
}
} else if (!this.Collumns.Any(s => s.pkey.fmtid == col.pkey.fmtid && s.pkey.pid == col.pkey.pid)) {
this.Collumns.Add(col);
var column = col.ToNativeColumn(this.View == ShellViewStyle.Details);
var colIndex = this.Collumns.Count - 1;
User32.SendMessage(this.LVHandle, MSG.LVM_INSERTCOLUMN, colIndex, ref column);
if (col.ID == this.LastSortedColumnId) {
this.SetSortIcon(colIndex, this.LastSortOrder);
User32.SendMessage(this.LVHandle, MSG.LVM_SETSELECTEDCOLUMN, colIndex, 0);
}
if (this.View != ShellViewStyle.Details) {
this.AutosizeColumn(this.Collumns.Count - 1, -2);
}
}
var headerhandle = User32.SendMessage(this.LVHandle, MSG.LVM_GETHEADER, 0, 0);
for (var i = 0; i < this.Collumns.Count; i++) {
this.Collumns[i].SetSplitButton(headerhandle, i);
}
this.OnListViewCollumnsChanged?.Invoke(this, new CollumnsChangedArgs(remove));
}
