Update to CEF 81.2.25

- Work in progress : Added many more units, classes and types to support the Views Framewrok.
2025-11-23 21:34:53 +02:00 · 2020-04-29 19:14:44 +02:00
parent a3cab55a7c
commit ee831e85bd
36 changed files with 3452 additions and 63 deletions
--- a/source/uCEFScrollView.pas
+++ b/source/uCEFScrollView.pas
@@ -0,0 +1,130 @@
+// ************************************************************************
+// ***************************** CEF4Delphi *******************************
+// ************************************************************************
+//
+// CEF4Delphi is based on DCEF3 which uses CEF to embed a chromium-based
+// browser in Delphi applications.
+//
+// The original license of DCEF3 still applies to CEF4Delphi.
+//
+// For more information about CEF4Delphi visit :
+//         https://www.briskbard.com/index.php?lang=en&pageid=cef
+//
+//        Copyright � 2020 Salvador Diaz Fau. All rights reserved.
+//
+// ************************************************************************
+// ************ vvvv Original license and comments below vvvv *************
+// ************************************************************************
+(*
+ *                       Delphi Chromium Embedded 3
+ *
+ * Usage allowed under the restrictions of the Lesser GNU General Public License
+ * or alternatively the restrictions of the Mozilla Public License 1.1
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
+ * the specific language governing rights and limitations under the License.
+ *
+ * Unit owner : Henri Gourvest <hgourvest@gmail.com>
+ * Web site   : http://www.progdigy.com
+ * Repository : http://code.google.com/p/delphichromiumembedded/
+ * Group      : http://groups.google.com/group/delphichromiumembedded
+ *
+ * Embarcadero Technologies, Inc is not permitted to use or redistribute
+ * this source code without explicit permission.
+ *
+ *)
+
+unit uCEFScrollView;
+
+{$IFDEF FPC}
+  {$MODE OBJFPC}{$H+}
+{$ENDIF}
+
+{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
+{$MINENUMSIZE 4}
+
+{$I cef.inc}
+
+interface
+
+uses
+  {$IFDEF DELPHI16_UP}
+  System.Classes, System.SysUtils,
+  {$ELSE}
+  Classes, SysUtils,
+  {$ENDIF}
+  uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes, uCEFView;
+
+type
+  TCefScrollViewRef = class(TCefViewRef, ICefScrollView)
+    protected
+      procedure SetContentView(const view: ICefView);
+      function  GetContentView : ICefView;
+      function  GetVisibleContentRect : TCefRect;
+      function  HasHorizontalScrollbar : boolean;
+      function  GetHorizontalScrollbarHeight : Integer;
+      function  HasVerticalScrollbar : boolean;
+      function  GetVerticalScrollbarWidth : Integer;
+
+    public
+      class function UnWrap(data: Pointer): ICefScrollView;
+      class function CreateScrollView(const delegate: ICefViewDelegate): ICefScrollView;
+  end;
+
+implementation
+
+uses
+  uCEFLibFunctions, uCEFMiscFunctions;
+
+procedure TCefScrollViewRef.SetContentView(const view: ICefView);
+begin
+  PCefScrollView(FData)^.set_content_view(PCefScrollView(FData),
+                                          CefGetData(view));
+end;
+
+function TCefScrollViewRef.GetContentView : ICefView;
+begin
+  Result := TCefViewRef.UnWrap(PCefScrollView(FData)^.get_content_view(PCefScrollView(FData)));
+end;
+
+function TCefScrollViewRef.GetVisibleContentRect : TCefRect;
+begin
+  Result := PCefScrollView(FData)^.get_visible_content_rect(PCefScrollView(FData));
+end;
+
+function TCefScrollViewRef.HasHorizontalScrollbar : boolean;
+begin
+  Result := (PCefScrollView(FData)^.has_horizontal_scrollbar(PCefScrollView(FData)) <> 0);
+end;
+
+function TCefScrollViewRef.GetHorizontalScrollbarHeight : Integer;
+begin
+  Result := PCefScrollView(FData)^.get_horizontal_scrollbar_height(PCefScrollView(FData));
+end;
+
+function TCefScrollViewRef.HasVerticalScrollbar : boolean;
+begin
+  Result := (PCefScrollView(FData)^.has_vertical_scrollbar(PCefScrollView(FData)) <> 0);
+end;
+
+function TCefScrollViewRef.GetVerticalScrollbarWidth : Integer;
+begin
+  Result := PCefScrollView(FData)^.get_vertical_scrollbar_width(PCefScrollView(FData));
+end;
+
+class function TCefScrollViewRef.UnWrap(data: Pointer): ICefScrollView;
+begin
+  if (data <> nil) then
+    Result := Create(data) as ICefScrollView
+   else
+    Result := nil;
+end;
+
+class function TCefScrollViewRef.CreateScrollView(const delegate: ICefViewDelegate): ICefScrollView;
+begin
+  UnWrap(cef_scroll_view_create(CefGetData(delegate)));
+end;
+
+end.
+