Fix window geometry scaling and close deadlock

HPSDRNetwork.pas

@@ -319,55 +319,6 @@ begin
 end;
 {$ENDIF}
 
-// ===========================================================================
-// Синхронизация через отдельные классы-посредники (без анонимных процедур)
-// ===========================================================================
-
-type
-  { TStatusSync - передаёт HP Status в главный поток }
-  TStatusSync = class
-  private
-    FCallback: TOnHPStatus;
-    FStatus:   THighPriorityStatus;
-  public
-    constructor Create(CB: TOnHPStatus; const St: THighPriorityStatus);
-    procedure Execute;
-  end;
-
-  { TMicSync - передаёт Mic данные в главный поток }
-  TMicSync = class
-  private
-    FCallback: TOnMicPacket;
-    FPkt:      TMicDataPacket;
-  public
-    constructor Create(CB: TOnMicPacket; const P: TMicDataPacket);
-    procedure Execute;
-  end;
-
-constructor TStatusSync.Create(CB: TOnHPStatus; const St: THighPriorityStatus);
-begin
-  inherited Create;
-  FCallback := CB;
-  FStatus   := St;
-end;
-
-procedure TStatusSync.Execute;
-begin
-  if Assigned(FCallback) then FCallback(FStatus);
-end;
-
-constructor TMicSync.Create(CB: TOnMicPacket; const P: TMicDataPacket);
-begin
-  inherited Create;
-  FCallback := CB;
-  FPkt      := P;
-end;
-
-procedure TMicSync.Execute;
-begin
-  if Assigned(FCallback) then FCallback(FPkt);
-end;
-
 // ===========================================================================
 // Receive thread
 // ===========================================================================
@@ -994,12 +945,22 @@ begin
 end;
 
 procedure THPSDRNetwork.StopThreads;
+  procedure WaitThreadDone(T: TThread);
+  begin
+    if T = nil then Exit;
+    if GetCurrentThreadId = MainThreadID then
+    begin
+      while not T.Finished do
+        CheckSynchronize(10);
+    end;
+    T.WaitFor;
+  end;
 begin
   if Assigned(FDUCIQThread) then
   begin
     FDUCIQThread.Terminate;
     RTLEventSetEvent(FDUCIQSem);
-    FDUCIQThread.WaitFor;
+    WaitThreadDone(FDUCIQThread);
     FreeAndNil(FDUCIQThread);
   end;
 
@@ -1011,13 +972,13 @@ begin
       CloseSocket(FSocket);
       FSocket := SOCK_INVALID;
     end;
-    FReceiveThread.WaitFor;
+    WaitThreadDone(FReceiveThread);
     FreeAndNil(FReceiveThread);
   end;
   if Assigned(FKeepaliveThread) then
   begin
     FKeepaliveThread.Terminate;
-    FKeepaliveThread.WaitFor;
+    WaitThreadDone(FKeepaliveThread);
     FreeAndNil(FKeepaliveThread);
   end;
   ResetDUCIQQueue;
@@ -1033,18 +994,10 @@ end;
 procedure THPSDRNetwork.HandleHPStatus(const Buf: array of Byte; Len: Integer);
 var
   St:   THighPriorityStatus;
-  Sync: TStatusSync;
-  M:    TThreadMethod;
 begin
   if not Assigned(FOnHPStatus) then Exit;
   Move(Buf[0], St, SizeOf(St));
-  Sync := TStatusSync.Create(FOnHPStatus, St);
+  FOnHPStatus(St);
-  try
-    M := Sync.Execute;
-    TThread.Synchronize(nil, M);
-  finally
-    Sync.Free;
-  end;
 end;
 
 procedure THPSDRNetwork.HandleDDCIQ(const Buf: array of Byte; Len: Integer;

MainForm.pas

@@ -492,6 +492,7 @@ type
     procedure RestoreBand(BandIdx: Integer);
     procedure SaveAllAndExit;
     procedure RestoreWindowBounds;
+    procedure SaveWindowBounds;
     function  MakeGlobalSettings: TGlobalSettings;
     function  MakeBandSettings: TBandSettings;
     procedure FreqDispBChanged(Sender: TObject; NewFreq: Int64);
@@ -924,16 +925,62 @@ end;
 
 procedure TMainForm.RestoreWindowBounds;
 var
-  L, T, Wd, Ht: Integer;
+  L, T, Wd, Ht, SavedDPI, CurDPI: Integer;
+  R, WA: TRect;
+  Mon: TMonitor;
 begin
-  FSettings.LoadWindowBounds(L, T, Wd, Ht);
+  FSettings.LoadWindowBounds(L, T, Wd, Ht, SavedDPI);
   if (Wd > 400) and (Ht > 300) then
   begin
-    Left   := L;
+    CurDPI := PixelsPerInch;
-    Top    := T;
+    if CurDPI <= 0 then CurDPI := Screen.PixelsPerInch;
-    Width  := Wd;
+    if CurDPI <= 0 then CurDPI := 96;
-    Height := Ht;
+    if SavedDPI <= 0 then SavedDPI := CurDPI;
+
+    if SavedDPI <> CurDPI then
+    begin
+      L  := MulDiv(L,  CurDPI, SavedDPI);
+      T  := MulDiv(T,  CurDPI, SavedDPI);
+      Wd := MulDiv(Wd, CurDPI, SavedDPI);
+      Ht := MulDiv(Ht, CurDPI, SavedDPI);
     end;
+
+    Wd := Max(MulDiv(900, CurDPI, 96), Wd);
+    Ht := Max(MulDiv(560, CurDPI, 96), Ht);
+    R := Bounds(L, T, Wd, Ht);
+    Mon := Screen.MonitorFromRect(R);
+    if Mon <> nil then WA := Mon.WorkareaRect
+    else              WA := Screen.PrimaryMonitor.WorkareaRect;
+
+    if Wd > WA.Right - WA.Left then Wd := WA.Right - WA.Left;
+    if Ht > WA.Bottom - WA.Top then Ht := WA.Bottom - WA.Top;
+    L := EnsureRange(L, WA.Left,  Max(WA.Left, WA.Right - Wd));
+    T := EnsureRange(T, WA.Top,   Max(WA.Top,  WA.Bottom - Ht));
+
+    Position := poDesigned;
+    SetBounds(L, T, Wd, Ht);
+  end;
+end;
+
+procedure TMainForm.SaveWindowBounds;
+var
+  L, T, Wd, Ht, DPI: Integer;
+begin
+  if WindowState = wsNormal then
+  begin
+    L := Left; T := Top; Wd := Width; Ht := Height;
+  end
+  else
+  begin
+    L := RestoredLeft; T := RestoredTop;
+    Wd := RestoredWidth; Ht := RestoredHeight;
+  end;
+
+  if (Wd <= 400) or (Ht <= 300) then Exit;
+  DPI := PixelsPerInch;
+  if DPI <= 0 then DPI := Screen.PixelsPerInch;
+  if DPI <= 0 then DPI := 96;
+  FSettings.SaveWindowBounds(L, T, Wd, Ht, DPI);
 end;
 
 function TMainForm.MakeBandSettings: TBandSettings;
@@ -1447,7 +1494,7 @@ begin
   end;
   // Размер окна сохраняем всегда (не зависит от подключения)
   FSettings.SaveStartupPreview(FVfoA, FVfoB, FSampleRate);
-  FSettings.SaveWindowBounds(Left, Top, Width, Height);
+  SaveWindowBounds;
   FSettings.Save;
   FSettings.Free;
   FWebServer.Stop;

Settings.pas

@@ -282,8 +282,8 @@ type
     class procedure DefaultGlobal(out G: TGlobalSettings);
     class procedure DefaultTX(out T: TTXSettings);
     // Размер окна — не привязан к MAC, хранится в корне JSON
-    procedure SaveWindowBounds(L, T, W, H: Integer);
+    procedure SaveWindowBounds(L, T, W, H, DPI: Integer);
-    procedure LoadWindowBounds(out L, T, W, H: Integer);
+    procedure LoadWindowBounds(out L, T, W, H, DPI: Integer);
     procedure SaveStartupPreview(VfoA, VfoB: Double; SampleRate: Integer);
     function  LoadStartupPreview(out VfoA, VfoB: Double; out SampleRate: Integer): Boolean;
     procedure SaveAudioBufferSize(BufferSize: Integer);
@@ -757,7 +757,7 @@ begin
   B.FMStepIdx    := EnsureRange(JI(O,'fmstep_idx', B.FMStepIdx), 0, 3);
 end;
 
-procedure TSettingsManager.SaveWindowBounds(L, T, W, H: Integer);
+procedure TSettingsManager.SaveWindowBounds(L, T, W, H, DPI: Integer);
 var O: TJSONObject;
 begin
   O := EnsureObj(FRoot, 'window');
@@ -765,18 +765,20 @@ begin
   JW(O, 'top',    T);
   JW(O, 'width',  W);
   JW(O, 'height', H);
+  JW(O, 'dpi',    DPI);
 end;
 
-procedure TSettingsManager.LoadWindowBounds(out L, T, W, H: Integer);
+procedure TSettingsManager.LoadWindowBounds(out L, T, W, H, DPI: Integer);
 var O: TJSONObject;
 begin
-  L := 80; T := 80; W := 1400; H := 900;
+  L := 80; T := 80; W := 1400; H := 900; DPI := 0;
   if FRoot.Find('window') = nil then Exit;
   O := EnsureObj(FRoot, 'window');
   L := JI(O, 'left',   80);
   T := JI(O, 'top',    80);
   W := JI(O, 'width',  1400);
   H := JI(O, 'height', 900);
+  DPI := JI(O, 'dpi',  0);
 end;
 
 procedure TSettingsManager.SaveStartupPreview(VfoA, VfoB: Double; SampleRate: Integer);