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unit MetaEditor; |
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interface |
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uses |
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Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, |
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Dialogs, VirtualTrees, _FileManager; |
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|
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type |
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TForm_Meta = class(TForm) |
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VST: TVirtualStringTree; |
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procedure FormClose(Sender: TObject; var Action: TCloseAction); |
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procedure FormCreate(Sender: TObject); |
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procedure VSTGetText(Sender: TBaseVirtualTree; Node: PVirtualNode; |
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Column: TColumnIndex; TextType: TVSTTextType; var CellText: WideString); |
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private |
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public |
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FileManager: TFileManager; |
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end; |
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|
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var |
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Form_Meta: TForm_Meta; |
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|
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implementation |
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uses |
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Data, _DataTypes, _FileTypes; |
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{$R *.dfm} |
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|
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type |
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PNodeData = ^TNodeData; |
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|
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TNodeData = record |
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Field: TObject; |
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end; |
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|
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function AddVSTEntry(AVST: TCustomVirtualStringTree; ANode: PVirtualNode; |
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ARecord: TNodeData): PVirtualNode; |
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var |
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Data: PNodeData; |
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begin |
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Result := AVST.AddChild(ANode); |
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Data := AVST.GetNodeData(Result); |
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AVST.ValidateNode(Result, False); |
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Data^ := ARecord; |
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end; |
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|
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|
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|
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procedure TForm_Meta.FormClose(Sender: TObject; var Action: TCloseAction); |
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begin |
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FileManager.Free; |
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Action := caFree; |
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end; |
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|
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|
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procedure TForm_Meta.FormCreate(Sender: TObject); |
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var |
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a,b,c: Int64; |
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i: Integer; |
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data: TNodeData; |
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begin |
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VST.NodeDataSize := SizeOf(TNodeData); |
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VST.Font.Charset := AppSettings.CharSet; |
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VST.Clear; |
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|
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QueryPerformanceFrequency(c); |
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QueryPerformanceCounter(a); |
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FileManager := TFileManager.Create(1); |
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QueryPerformanceCounter(b); |
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ShowMessage('Loading Done - ' + FloatToStr((b-a)/c) + 's'); |
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|
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for i := 0 to FileManager.FileCount - 1 do |
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begin |
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data.Field := FileManager.FileById[i]; |
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AddVSTEntry(VST, nil, data); |
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end; |
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end; |
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|
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|
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|
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procedure TForm_Meta.VSTGetText(Sender: TBaseVirtualTree; Node: PVirtualNode; |
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Column: TColumnIndex; TextType: TVSTTextType; var CellText: WideString); |
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var |
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Data: PNodeData; |
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begin |
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Data := Sender.GetNodeData(Node); |
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CellText := ''; |
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if TextType = ttNormal then |
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begin |
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case Column of |
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0: begin |
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if Data.Field is TFile then |
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begin |
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CellText := TFile(Data.Field).FileName; |
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end; |
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end; |
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{ 0: |
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CellText := Data.Caption; |
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1: |
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if Data.DataType > 0 then |
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CellText := '0x' + IntToHex(Data.Offset, 8) |
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else if Data.Offset > 0 then |
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CellText := '0x' + IntToHex(Data.Offset, 8); |
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2: |
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if Data.DataType > 0 then |
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CellText := GetDataType(Data.DataType); |
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3: |
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if Data.DataType > 0 then |
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CellText := Data.Value //GetValue(data.DataType, data.Offset) |
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else if Length(Data.Value) > 0 then |
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CellText := IntToStr(StrToInt(Data.Value)) + ' Bytes'; |
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4: |
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CellText := Data.Description; |
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} end; |
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end; |
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end; |
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|
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{ |
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|
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procedure WriteStructureInfos; |
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var |
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i, j: Integer; |
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pdata: PNodeData; |
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Data: TNodeData; |
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node: PVirtualNode; |
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begin |
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VST.BeginUpdate; |
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if VST.RootNodeCount = 0 then |
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begin |
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structs := LoadStructureDefinition(ConID, fileid); |
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if structs.Data then |
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begin |
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if Length(structs.Global) > 0 then |
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begin |
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for i := 0 to High(structs.Global) do |
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begin |
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Data.Caption := structs.Global[i].Name; |
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Data.Offset := structs.Global[i].offset; |
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Data.DataType := structs.Global[i].datatype; |
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Data.Value := GetValue(structs.Global[i].datatype, structs.Global[i].offset); |
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Data.Description := structs.Global[i].description; |
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AddVSTEntry(VST, nil, Data); |
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end; |
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end; |
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if Length(structs.Subs) > 0 then |
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begin |
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for i := 0 to High(structs.Subs) do |
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begin |
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with structs.Subs[i] do |
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begin |
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if Length(Entries) > 0 then |
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begin |
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if Pos('#', SubName) > 0 then |
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begin |
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Data.Offset := StrToInt('$'+MidStr(SubName, Pos('#', SubName) + 1, 8)); |
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Data.Value := '$' + |
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MidStr(SubName, PosEx('#', SubName, Pos('#', SubName) + 1) + 1, 8); |
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Data.Caption := MidStr(SubName, 1, Pos('#', SubName) - 1); |
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Data.Description := SubDesc; |
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end |
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else |
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begin |
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Data.Caption := SubName; |
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Data.Description := SubDesc; |
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Data.Offset := 0; |
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Data.Value := ''; |
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end; |
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Data.DataType := 0; |
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node := AddVSTEntry(VST, nil, Data); |
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Data.Description := ''; |
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for j := 0 to High(Entries) do |
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begin |
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Data.Caption := Entries[j].Name; |
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Data.Offset := Entries[j].offset; |
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Data.DataType := Entries[j].datatype; |
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Data.Value := GetValue(Entries[j].datatype, Entries[j].offset); |
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Data.Description := Entries[j].description; |
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AddVSTEntry(VST, node, Data); |
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end; |
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end; |
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end; |
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end; |
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end; |
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end; |
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if VST.RootNodeCount > 0 then |
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VST.FocusedNode := VST.GetFirst; |
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end |
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else |
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begin |
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Node := VST.GetFirst; |
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while Assigned(Node) do |
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begin |
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pdata := VST.GetNodeData(Node); |
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if pdata.DataType > 0 then |
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pdata.Value := GetValue(pdata.Datatype, pdata.Offset); |
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Node := VST.GetNext(Node); |
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end; |
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end; |
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VST.EndUpdate; |
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end; |
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} |
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end. |
