Changeset 209 for oup/current/DataAccess

Timestamp:

Jun 5, 2007, 12:07:29 AM (18 years ago)

Author:

alloc

Message:

 

File:

• oup/current/DataAccess/Access_OniArchive.pas (modified) (2 diffs)

oup/current/DataAccess/Access_OniArchive.pas

@@ -16 +16 @@
     FRawOpened:          Boolean;
     FSepOpened:          Boolean;
+    procedure SetUnloadWhenUnused(doit: Boolean);
   protected
   public
-    property UnloadWhenUnused: Boolean Read FUnloadWhenUnused Write FUnloadWhenUnused;
+    property UnloadWhenUnused: Boolean Read FUnloadWhenUnused Write SetUnloadWhenUnused;
 
     constructor Create(DatFilename: String; ConnectionID: Integer; var Msg: TStatusMessages); override;
@@ -161 +162 @@
   FChangeRights := [CR_EditDat, CR_EditRaw, CR_AppendRaw];
 end;
+
+
+
+
+procedure TAccess_OniArchive.SetUnloadWhenUnused(doit: Boolean);
+begin
+  FUnloadWhenUnused := doit;
+  if FUnloadWhenUnused then
+  begin
+    if FDatOpened then
+    begin
+      FDatOpened := False;
+      Fdat_file.Free;
+    end;
+    if FRawOpened then
+    begin
+      FRawOpened := False;
+      Fraw_file.Free;
+    end;
+    if FSepOpened then
+    begin
+      FSepOpened := False;
+      Fsep_file.Free;
+    end;
+  end
+  else
+  begin
+    if not FDatOpened then
+    begin
+      Fdat_file := TFileStream.Create(FFileName, fmOpenReadWrite);
+      FDatOpened := True;
+    end;
+    if not FRawOpened then
+    begin
+      Fraw_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.raw'),
+        fmOpenReadWrite);
+      FRawOpened := True;
+    end;
+    if (not FSepOpened) and (FDataOS <> DOS_WIN) then
+    begin
+      Fsep_file := TFileStream.Create(AnsiReplaceStr(FFileName, '.dat', '.sep'),
+        fmOpenReadWrite);
+      FSepOpened := True;
+    end;
+  end;
+end;
+