UPD: disable minimize button in Modeless Form on macOS

on macOS, it's inconvenient to restore minimized non-MainForms, and they're easily forgotten.
it's more convenient to switch between the forms by Command+`, rather than minimizing them.

src/fFindDlg.pas

@@ -738,6 +738,9 @@ begin
   if (ListOffrmFindDlgInstance.Count = 0) then
     Application.AddOnKeyDownBeforeHandler(@FormKeyDown);
 {$ENDIF}
+{$IFDEF DARWIN}
+  self.BorderIcons:= self.BorderIcons - [biMinimize];
+{$ENDIF}
 end;
 
 { TfrmFindDlg.cbUsePluginChange }

src/fdiffer.pas

@@ -849,6 +849,10 @@ begin
   FillEncodingMenu(pmEncodingLeft.Items, @SetEncodingLeft, 1);
   FillEncodingMenu(pmEncodingRight.Items, @SetEncodingRight, 2);
   EncodingList.Free;
+
+{$IFDEF DARWIN}
+  self.BorderIcons:= self.BorderIcons - [biMinimize];
+{$ENDIF}
 end;
 
 procedure TfrmDiffer.FormDestroy(Sender: TObject);

src/feditor.pas

@@ -373,6 +373,10 @@ begin
   FCommands := TFormCommands.Create(Self, ActListEdit);
 
   FMultiCaret := TSynPluginMultiCaret.Create(Editor);
+
+{$IFDEF DARWIN}
+  self.BorderIcons:= self.BorderIcons - [biMinimize];
+{$ENDIF}
 end;
 
 procedure TfrmEditor.LoadGlobalOptions;

src/foptions.pas

@@ -213,6 +213,9 @@ begin
   // Initialize property storage
   InitPropStorage(Self);
   TreeFilterEdit.Visible:= (OptionsSearchCache.Count > 0);
+{$IFDEF DARWIN}
+  self.BorderIcons:= self.BorderIcons - [biMinimize];
+{$ENDIF}
 end;
 
 procedure TfrmOptions.FormClose(Sender: TObject; var CloseAction: TCloseAction);

src/fsyncdirsdlg.pas

@@ -968,6 +968,10 @@ begin
   HMSync := HotMan.Register(Self, HotkeysCategory);
   HMSync.RegisterActionList(ActionList);
   FCommands := TFormCommands.Create(Self, ActionList);
+
+{$IFDEF DARWIN}
+  self.BorderIcons:= self.BorderIcons - [biMinimize];
+{$ENDIF}
 end;
 
 procedure TfrmSyncDirsDlg.FormResize(Sender: TObject);

src/fviewer.pas

@@ -2564,6 +2564,7 @@ begin
                              GraphicFilter(TPortableAnyMapGraphic);
 
 {$IFDEF DARWIN}
+  self.BorderIcons:= self.BorderIcons - [biMinimize];
   self.OnWindowStateChange:= @self.FormWindowStateChange;
 {$ENDIF}
 end;