Possible fix for issue #538

demos/Lazarus_Mac/ExternalPumpBrowser/ExternalPumpBrowser.lpr

@@ -21,12 +21,16 @@ uses
   {$ENDIF}{$ENDIF}
   Interfaces,
   Forms,
-  uExternalPumpBrowser, GlobalCefApplication
+  uExternalPumpBrowser, GlobalCefApplication, uCEFApplication, uCEFWorkScheduler
   { you can add units after this }
   ;
 
 {$R *.res}
 
+begin
+  CreateGlobalCEFApp;
+
+  if GlobalCEFApp.StartMainProcess then
     begin
       RequireDerivedFormResource := True;
       Application.Title  := 'External Pump Browser';
@@ -34,5 +38,14 @@ begin
       Application.Initialize;
       Application.CreateForm(TForm1, Form1);
       Application.Run;
+
+      // The form needs to be destroyed *BEFORE* stopping the scheduler.	
+      Form1.Free;
+
+      GlobalCEFWorkScheduler.StopScheduler;
+    end;
+
+  DestroyGlobalCEFApp;
+  DestroyGlobalCEFWorkScheduler;
 end.
 

demos/Lazarus_Mac/ExternalPumpBrowser/globalcefapplication.pas

@@ -6,7 +6,7 @@ unit GlobalCefApplication;
 interface
 
 uses
-  uCEFApplication, uCEFWorkScheduler, uCEFConstants;
+  uCEFLazarusCocoa, uCEFApplication, uCEFWorkScheduler, uCEFConstants;
 
 procedure CreateGlobalCEFApp;
 
@@ -19,8 +19,7 @@ end;
 
 procedure CreateGlobalCEFApp;
 begin
-  if GlobalCEFApp <> nil then
+  AddCrDelegate;
-    exit;
 
   // TCEFWorkScheduler will call cef_do_message_loop_work when
   // it's told in the GlobalCEFApp.OnScheduleMessagePumpWork event.

demos/Lazarus_Mac/ExternalPumpBrowser/uExternalPumpBrowser.lfm

@@ -10,7 +10,6 @@ object Form1: TForm1
   OnCloseQuery = FormCloseQuery
   OnCreate = FormCreate
   Position = poScreenCenter
-  LCLVersion = '2.2.6.0'
   object AddressPnl: TPanel
     Left = 0
     Height = 23
@@ -29,16 +28,16 @@ object Form1: TForm1
       Width = 35
       Align = alRight
       Caption = 'Go'
-      OnClick = GoBtnClick
       TabOrder = 0
+      OnClick = GoBtnClick
     end
     object AddressEdt: TComboBox
       Left = 0
-      Height = 24
+      Height = 20
       Top = 0
       Width = 932
       Align = alClient
-      ItemHeight = 16
+      ItemHeight = 19
       ItemIndex = 0
       Items.Strings = (
         'https://www.google.com'

demos/Lazarus_Mac/ExternalPumpBrowser/uExternalPumpBrowser.pas

@@ -6,12 +6,9 @@ unit uExternalPumpBrowser;
 interface
 
 uses
-  GlobalCefApplication,
-  uCEFLazarusCocoa, // required for Cocoa
   Classes, SysUtils, Messages, Forms, Controls, Graphics,
-  Dialogs, ExtCtrls, StdCtrls, LMessages, uCEFChromium, uCEFWindowParent,
+  Dialogs, ExtCtrls, StdCtrls, LMessages, uCEFChromium,
-  uCEFConstants, uCEFTypes, uCEFInterfaces, uCEFChromiumEvents,
+  uCEFTypes, uCEFInterfaces, uCEFLinkedWindowParent;
-  uCEFLinkedWindowParent, uCEFWorkScheduler;
 
 type
 
@@ -91,8 +88,6 @@ implementation
 // 2. TChromium.OnClose sets aAction to cbaClose to destroy the browser, which triggers the TChromium.OnBeforeClose event.
 // 3. TChromium.OnBeforeClose sets FCanClose := True and sends CEF_BEFORECLOSE to close the form.
 
-uses
-  uCEFApplication;
 
 { TForm1 }
 
@@ -233,23 +228,5 @@ begin
   Chromium1.NotifyMoveOrResizeStarted;
 end;
 
-initialization
-  AddCrDelegate;
-  if GlobalCEFApp = nil then begin
-    CreateGlobalCEFApp;
-    if not GlobalCEFApp.StartMainProcess then begin
-      DestroyGlobalCEFApp;
-      DestroyGlobalCEFWorkScheduler;
-      halt(0); // exit the subprocess
-    end;
-  end;
-
-finalization
-  (* Destroy from this unit, which is used after "Interfaces". So this happens before the Application object is destroyed *)
-  if GlobalCEFWorkScheduler <> nil then
-    GlobalCEFWorkScheduler.StopScheduler;
-  DestroyGlobalCEFApp;
-  DestroyGlobalCEFWorkScheduler;
-
 end.
 

source/uCEFLinkedWinControlBase.pas

@@ -158,6 +158,7 @@ procedure TCEFLinkedWinControlBase.UpdateSize;
 {$IFDEF MACOSX}{$IFDEF FPC}
 var
   TempSize  : NSSize;
+  TempPoint : NSPoint;
 {$ENDIF}{$ENDIF}
 begin
   {$IFDEF MSWINDOWS}
@@ -177,6 +178,9 @@ begin
      (Chromium <> nil) and
      Chromium.Initialized then
     begin
+      TempPoint.x:= 0;
+      TempPoint.y:= 0;
+      NSView(Chromium.WindowHandle).setFrameOrigin(TempPoint);
       TempSize.width:= Width;
       TempSize.height:= Height;
       NSView(Chromium.WindowHandle).setFrameSize(TempSize);

update_CEF4Delphi.json

@@ -2,7 +2,7 @@
   "UpdateLazPackages" : [
     {
       "ForceNotify" : true,
-      "InternalVersion" : 680,
+      "InternalVersion" : 681,
       "Name" : "cef4delphi_lazarus.lpk",
       "Version" : "131.2.7"
     }