1 files changed, 196 insertions, 0 deletions
diff --git a/plugins/Chess4Net/DialogUnit.pas b/plugins/Chess4Net/DialogUnit.pas
new file mode 100644
index 0000000000..921d630dba
--- /dev/null
+++ b/plugins/Chess4Net/DialogUnit.pas
@@ -0,0 +1,196 @@
+unit DialogUnit;
+
+interface
+
+uses
+  Forms, Dialogs, Controls, Classes, Windows,
+  ModalForm;
+
+type
+  TDialogForm = class(TModalForm)
+    procedure FormShow(Sender: TObject);
+    procedure FormClose(Sender: TObject; var Action: TCloseAction);
+    procedure ButtonClick(Sender: TObject);
+  private
+    m_ModID: TModalFormID;
+    msgDlg: TForm;
+    function GetCaption: TCaption;
+    procedure SetCaption(capt: TCaption);
+  protected
+    function GetHandle: hWnd; override;
+    function GetEnabled_: boolean; override;
+    procedure SetEnabled_(flag: boolean); override;
+    function GetLeft_: integer; override;
+    procedure SetLeft_(x: integer); override;
+    function GetTop_: integer; override;
+    procedure SetTop_(y: integer); override;
+    function GetModalID: TModalFormID; override;
+  public
+    constructor Create(frmOwner: TForm; const wstrMsg: WideString;
+      DlgType: TMsgDlgType; Buttons: TMsgDlgButtons; modID: TModalFormID = mfNone;
+      msgDlgHandler: TModalFormHandler = nil; bStayOnTopIfNoOwner: boolean = FALSE); overload;
+    constructor Create(dlgOwner: TDialogs; const wstrMsg: WideString;
+      DlgType: TMsgDlgType; Buttons: TMsgDlgButtons; modID: TModalFormID;
+      msgDlgHandler: TModalFormHandler; bStayOnTopIfNoOwner: boolean = FALSE); overload;
+    destructor Destroy; override;
+
+    procedure Show; override;
+    procedure Close; override;
+    function ShowModal: integer; reintroduce;
+    procedure SetFocus; override;
+
+    property Caption: TCaption read GetCaption write SetCaption;
+  end;
+
+implementation
+
+uses
+  StdCtrls, SysUtils, MessageDialogUnit;
+
+constructor TDialogForm.Create(frmOwner: TForm; const wstrMsg: WideString;
+  DlgType: TMsgDlgType; Buttons: TMsgDlgButtons; modID: TModalFormID = mfNone;
+  msgDlgHandler: TModalFormHandler = nil; bStayOnTopIfNoOwner: boolean = FALSE);
+var
+  i: integer;
+begin
+  inherited CreateNew(frmOwner);
+
+  m_ModID := modID;
+  RHandler := msgDlgHandler;
+
+  msgDlg := MessageDialogUnit.CreateMessageDialog(frmOwner, wstrMsg, DlgType, Buttons,
+    bStayOnTopIfNoOwner);
+  // msgDlg.FormStyle := frmOwner.FormStyle;
+  msgDlg.OnShow := FormShow;
+  msgDlg.OnClose := FormClose;
+
+  for i := 0 to (msgDlg.ComponentCount - 1) do
+  begin
+    if (msgDlg.Components[i] is TButton) then
+      TButton(msgDlg.Components[i]).OnClick := ButtonClick;
+  end;
+end;
+
+
+constructor TDialogForm.Create(dlgOwner: TDialogs; const wstrMsg: WideString;
+  DlgType: TMsgDlgType; Buttons: TMsgDlgButtons; modID: TModalFormID;
+  msgDlgHandler: TModalFormHandler; bStayOnTopIfNoOwner: boolean = FALSE);
+begin
+  self.dlgOwner := dlgOwner;
+  Create((dlgOwner.Owner as TForm), wstrMsg, DlgType, Buttons, modID, msgDlgHandler, bStayOnTopIfNoOwner);
+end;
+
+
+procedure TDialogForm.FormShow(Sender: TObject);
+begin
+  inherited FormShow(msgDlg);
+end;
+
+
+procedure TDialogForm.FormClose(Sender: TObject; var Action: TCloseAction);
+begin
+  if Assigned(dlgOwner) then
+    dlgOwner.UnsetShowing(self);
+  if (fsModal in msgDlg.FormState) then
+    exit;
+  if (Assigned(RHandler)) then
+    RHandler(TModalForm(msgDlg), GetModalID);
+//  Action := caFree;
+  Release;
+end;
+
+
+procedure TDialogForm.Show;
+begin
+  msgDlg.Show;
+end;
+
+
+procedure TDialogForm.Close;
+begin
+  msgDlg.Close;
+end;
+
+
+function TDialogForm.ShowModal: integer;
+begin
+  Result := msgDlg.ShowModal;
+end;
+
+procedure TDialogForm.ButtonClick(Sender: TObject);
+begin
+  if not (fsModal in msgDlg.FormState) then
+    msgDlg.Close;
+end;
+
+destructor TDialogForm.Destroy;
+begin
+  msgDlg.Release;
+  inherited;
+end;
+
+function TDialogForm.GetCaption: TCaption;
+begin
+  Result := msgDlg.Caption;
+end;
+
+procedure TDialogForm.SetCaption(capt: TCaption);
+begin
+  msgDlg.Caption := capt;
+end;
+
+function TDialogForm.GetHandle: hWnd;
+begin
+  Result := msgDlg.Handle;
+end;
+
+
+function TDialogForm.GetEnabled_: boolean;
+begin
+  Result := msgDlg.Enabled;
+end;
+
+
+procedure TDialogForm.SetEnabled_(flag: boolean);
+begin
+  msgDlg.Enabled := flag;
+end;
+
+
+procedure TDialogForm.SetFocus;
+begin
+  msgDlg.SetFocus;
+  msgDlg.Show;
+end;
+
+
+function TDialogForm.GetLeft_: integer;
+begin
+  Result := msgDlg.Left;
+end;
+
+
+procedure TDialogForm.SetLeft_(x: integer);
+begin
+  msgDlg.Left := x;
+end;
+
+
+function TDialogForm.GetTop_: integer;
+begin
+  Result := msgDlg.Top;
+end;
+
+
+procedure TDialogForm.SetTop_(y: integer);
+begin
+  msgDlg.Top := y;
+end;
+
+
+function TDialogForm.GetModalID: TModalFormID;
+begin
+  Result := m_ModID;
+end;
+
+end.