unit RecyclerListingMain;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ComCtrls, ExtCtrls, ImgList;
type
TRecyclerListingMainForm = class(TForm)
TreeView1: TTreeView;
Panel1: TPanel;
Button1: TButton;
CheckBox1: TCheckBox;
Button2: TButton;
OpenDialog1: TOpenDialog;
LabeledEdit1: TLabeledEdit;
ImageList1: TImageList;
CheckBox2: TCheckBox;
Button3: TButton;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure TreeView1DblClick(Sender: TObject);
procedure Button3Click(Sender: TObject);
private
localRecyclersNode: TTreeNode;
individualRecyclersNode: TTreeNode;
end;
var
RecyclerListingMainForm: TRecyclerListingMainForm;
implementation
{$R *.dfm}
uses
RecBinUnit2, ContNrs, SIDUnit, ShellAPI;
// TODO: SID Namen auflösen und dementsprechend anzeigen
// TODO: zu jedem element mehr informationen anzeigen, nicht nur den ursprungsnamen
// TODO: Einstellungen usw anzeigen, so wie im alten Demo
const
ICON_FILE = 0;
ICON_TREEVIEW = 2;
ICON_BIN = 4;
ICON_DRIVE = 6;
ICON_UNKNOWN = 8;
ICON_FOLDER = 10;
procedure TRecyclerListingMainForm.Button1Click(Sender: TObject);
var
drives: TObjectList{TRbDrive};
iDrive: integer;
drive: TRbDrive;
nDrive: TTreeNode;
bins: TObjectList{TRbRecycleBin};
iBin: integer;
bin: TRbRecycleBin;
nBin: TTreeNode;
items: TObjectList{TRbRecycleBinItem};
iItem: integer;
item: TRbRecycleBinItem;
nItem: TTreeNode;
sCaption: string;
resourcestring
S_DRIVE = 'Drive %s';
begin
localRecyclersNode.DeleteChildren; // TODO: Will the objects be freed? This is important to avoid memory leaks.
TreeView1.Items.BeginUpdate;
drives := TObjectList.Create(false);
bins := TObjectList.Create(false);
items := TObjectList.Create(false);
try
drives.Clear;
TRecycleBinManager.ListDrives(drives);
for iDrive := 0 to drives.Count - 1 do
begin
drive := drives.Items[iDrive] as TRbDrive;
if drive.VolumeGUIDAvailable then
nDrive := TreeView1.Items.AddChildObject(localRecyclersNode, Format(S_DRIVE, [drive.DriveLetter])+': ' + GUIDToString(drive.VolumeGUID), drive)
else
nDrive := TreeView1.Items.AddChildObject(localRecyclersNode, Format(S_DRIVE, [drive.DriveLetter])+':', drive);
nDrive.ImageIndex := ICON_DRIVE;
nDrive.SelectedIndex := nDrive.ImageIndex;
bins.Clear;
if CheckBox1.Checked then
drive.ListRecycleBins(bins, GetMySID)
else
drive.ListRecycleBins(bins);
for iBin := 0 to bins.Count - 1 do
begin
bin := bins.Items[iBin] as TRbRecycleBin;
nBin := TreeView1.Items.AddChildObject(nDrive, bin.FileOrDirectory, bin);
nBin.ImageIndex := ICON_BIN;
nBin.SelectedIndex := nBin.ImageIndex;
items.Clear;
bin.ListItems(items);
for iItem := 0 to items.Count - 1 do
begin
item := items.Items[iItem] as TRbRecycleBinItem;
if not FileExists(item.PhysicalFile) and
not DirectoryExists(item.PhysicalFile) and
CheckBox2.Checked then continue;
sCaption := item.Source;
if item is TRbVistaItem (*item.IndexFile <> ''*) then sCaption := sCaption + ' ('+ExtractFileName(item.IndexFile)+')';
nItem := TreeView1.Items.AddChildObject(nBin, sCaption, item);
if FileExists(item.PhysicalFile) then
nItem.ImageIndex := ICON_FILE
else if DirectoryExists(item.PhysicalFile) then
nItem.ImageIndex := ICON_FOLDER // TODO: Feature: Read folder contents and display them in this treeview. (Also change icon to "open folder")
else
nItem.ImageIndex := ICON_UNKNOWN;
nItem.SelectedIndex := nItem.ImageIndex;
end;
end;
end;
finally
drives.Free;
bins.Free;
items.Free;
TreeView1.Items.EndUpdate;
end;
localRecyclersNode.Expand(false);
end;
procedure TRecyclerListingMainForm.Button2Click(Sender: TObject);
var
bin: TRbRecycleBin;
nBin: TTreeNode;
items: TObjectList{TRbRecycleBinItem};
iItem: integer;
item: TRbRecycleBinItem;
nItem: TTreeNode;
sCaption: string;
begin
bin := TRbRecycleBin.Create(LabeledEdit1.Text);
nBin := TreeView1.Items.AddChildObject(individualRecyclersNode, bin.FileOrDirectory, bin);
nBin.ImageIndex := ICON_BIN;
nBin.SelectedIndex := nBin.ImageIndex;
individualRecyclersNode.Expand(false);
items := TObjectList.Create(false);
try
items.Clear;
bin.ListItems(items);
for iItem := 0 to items.Count - 1 do
begin
item := items.Items[iItem] as TRbRecycleBinItem;
if not FileExists(item.PhysicalFile) and
not DirectoryExists(item.PhysicalFile) and
CheckBox2.Checked then continue;
sCaption := item.Source;
if item is TRbVistaItem (*item.IndexFile <> ''*) then sCaption := sCaption + ' ('+ExtractFileName(item.IndexFile)+')';
nItem := TreeView1.Items.AddChildObject(nBin, sCaption, item);
if FileExists(item.PhysicalFile) then
nItem.ImageIndex := ICON_FILE
else if DirectoryExists(item.PhysicalFile) then
nItem.ImageIndex := ICON_FOLDER // TODO: Feature: Read folder contents and display them in this treeview. (Also change icon to "open folder")
else
nItem.ImageIndex := ICON_UNKNOWN;
nItem.SelectedIndex := nItem.ImageIndex;
end;
finally
items.Free;
end;
nBin.Expand(false);
end;
procedure TRecyclerListingMainForm.Button3Click(Sender: TObject);
begin
if OpenDialog1.Execute then
LabeledEdit1.Text := OpenDialog1.FileName;
end;
procedure TRecyclerListingMainForm.FormShow(Sender: TObject);
resourcestring
S_LOCAL_RECYCLE_BINS = 'Local recycle bins';
S_MANUAL_RECYCLE_BINS ='Manually added recycle bins';
begin
localRecyclersNode := TreeView1.Items.Add(nil, S_LOCAL_RECYCLE_BINS);
localRecyclersNode.ImageIndex := ICON_TREEVIEW;
localRecyclersNode.SelectedIndex := localRecyclersNode.ImageIndex;
individualRecyclersNode := TreeView1.Items.Add(nil, S_MANUAL_RECYCLE_BINS);
individualRecyclersNode.ImageIndex := ICON_TREEVIEW;
individualRecyclersNode.SelectedIndex := individualRecyclersNode.ImageIndex;
end;
procedure TRecyclerListingMainForm.TreeView1DblClick(Sender: TObject);
var
item: TRbRecycleBinItem;
begin
if TreeView1.Selected.ImageIndex = ICON_FILE then
begin
// File
item := TRbRecycleBinItem(TreeView1.Selected.Data);
// TODO: Does not work if the file type is unknown
// TODO: Maybe we should add a feature to drag'n'drop a file/folder out of RecycleBinUnit into the explorer (With options copy or move, depending on the ShiftState)
ShellExecute(Handle, 'open', PChar(item.PhysicalFile), '', '', SW_NORMAL);
end;
if TreeView1.Selected.ImageIndex = ICON_FOLDER then
begin
// Folder
item := TRbRecycleBinItem(TreeView1.Selected.Data);
ShellExecute(Handle, 'open', PChar(item.PhysicalFile), '', '', SW_NORMAL);
end;
end;
end.