mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-11-15 15:55:56 +01:00
253 lines
8.9 KiB
ObjectPascal
253 lines
8.9 KiB
ObjectPascal
// ************************************************************************
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// ***************************** CEF4Delphi *******************************
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// ************************************************************************
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//
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// CEF4Delphi is based on DCEF3 which uses CEF3 to embed a chromium-based
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// browser in Delphi applications.
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//
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// The original license of DCEF3 still applies to CEF4Delphi.
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//
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// For more information about CEF4Delphi visit :
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// https://www.briskbard.com/index.php?lang=en&pageid=cef
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//
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// Copyright © 2017 Salvador Díaz Fau. All rights reserved.
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//
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// ************************************************************************
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// ************ vvvv Original license and comments below vvvv *************
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// ************************************************************************
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(*
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* Delphi Chromium Embedded 3
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*
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* Usage allowed under the restrictions of the Lesser GNU General Public License
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* or alternatively the restrictions of the Mozilla Public License 1.1
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
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* the specific language governing rights and limitations under the License.
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*
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* Unit owner : Henri Gourvest <hgourvest@gmail.com>
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* Web site : http://www.progdigy.com
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* Repository : http://code.google.com/p/delphichromiumembedded/
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* Group : http://groups.google.com/group/delphichromiumembedded
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*
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* Embarcadero Technologies, Inc is not permitted to use or redistribute
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* this source code without explicit permission.
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*
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*)
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unit uCEFRequestContext;
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{$IFNDEF CPUX64}
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{$ALIGN ON}
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{$MINENUMSIZE 4}
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{$ENDIF}
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interface
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uses
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System.Classes,
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uCEFBase, uCEFInterfaces, uCEFTypes;
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type
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TCefRequestContextRef = class(TCefBaseRef, ICefRequestContext)
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protected
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function IsSame(const other: ICefRequestContext): Boolean;
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function IsSharingWith(const other: ICefRequestContext): Boolean;
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function IsGlobal: Boolean;
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function GetHandler: ICefRequestContextHandler;
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function GetCachePath: ustring;
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function GetDefaultCookieManager(const callback: ICefCompletionCallback): ICefCookieManager;
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function GetDefaultCookieManagerProc(const callback: TCefCompletionCallbackProc): ICefCookieManager;
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function RegisterSchemeHandlerFactory(const schemeName, domainName: ustring; const factory: ICefSchemeHandlerFactory): Boolean;
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function ClearSchemeHandlerFactories: Boolean;
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procedure PurgePluginListCache(reloadPages: Boolean);
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function HasPreference(const name: ustring): Boolean;
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function GetPreference(const name: ustring): ICefValue;
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function GetAllPreferences(includeDefaults: Boolean): ICefDictionaryValue;
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function CanSetPreference(const name: ustring): Boolean;
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function SetPreference(const name: ustring; const value: ICefValue; out error: ustring): Boolean;
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procedure ClearCertificateExceptions(const callback: ICefCompletionCallback);
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procedure CloseAllConnections(const callback: ICefCompletionCallback);
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procedure ResolveHost(const origin: ustring; const callback: ICefResolveCallback);
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function ResolveHostCached(const origin: ustring; resolvedIps: TStrings): TCefErrorCode;
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public
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class function UnWrap(data: Pointer): ICefRequestContext;
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class function Global: ICefRequestContext;
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class function New(const settings: PCefRequestContextSettings; const handler: ICefRequestContextHandler): ICefRequestContext;
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class function Shared(const other: ICefRequestContext; const handler: ICefRequestContextHandler): ICefRequestContext;
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end;
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implementation
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uses
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uCEFMiscFunctions, uCEFLibFunctions, uCEFValue, uCEFDictionaryValue, uCEFCookieManager,
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uCEFCompletionCallback, uCEFRequestContextHandler;
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function TCefRequestContextRef.ClearSchemeHandlerFactories: Boolean;
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begin
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Result := PCefRequestContext(FData).clear_scheme_handler_factories(FData) <> 0;
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end;
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function TCefRequestContextRef.GetCachePath: ustring;
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begin
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Result := CefStringFreeAndGet(PCefRequestContext(FData).get_cache_path(FData));
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end;
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function TCefRequestContextRef.GetDefaultCookieManager(
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const callback: ICefCompletionCallback): ICefCookieManager;
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begin
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Result := TCefCookieManagerRef.UnWrap(
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PCefRequestContext(FData).get_default_cookie_manager(
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FData, CefGetData(callback)));
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end;
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function TCefRequestContextRef.GetDefaultCookieManagerProc(
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const callback: TCefCompletionCallbackProc): ICefCookieManager;
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begin
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Result := GetDefaultCookieManager(TCefFastCompletionCallback.Create(callback));
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end;
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function TCefRequestContextRef.GetHandler: ICefRequestContextHandler;
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begin
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Result := TCefRequestContextHandlerRef.UnWrap(PCefRequestContext(FData).get_handler(FData));
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end;
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class function TCefRequestContextRef.Global: ICefRequestContext;
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begin
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Result:= UnWrap(cef_request_context_get_global_context());
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end;
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function TCefRequestContextRef.IsGlobal: Boolean;
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begin
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Result:= PCefRequestContext(FData).is_global(FData) <> 0;
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end;
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function TCefRequestContextRef.IsSame(const other: ICefRequestContext): Boolean;
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begin
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Result:= PCefRequestContext(FData).is_same(FData, CefGetData(other)) <> 0;
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end;
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function TCefRequestContextRef.IsSharingWith(
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const other: ICefRequestContext): Boolean;
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begin
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Result:= PCefRequestContext(FData).is_sharing_with(FData, CefGetData(other)) <> 0;
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end;
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class function TCefRequestContextRef.New(const settings: PCefRequestContextSettings;
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const handler: ICefRequestContextHandler): ICefRequestContext;
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begin
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Result := UnWrap(cef_request_context_create_context(settings, CefGetData(handler)));
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end;
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procedure TCefRequestContextRef.PurgePluginListCache(reloadPages: Boolean);
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begin
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PCefRequestContext(FData).purge_plugin_list_cache(FData, Ord(reloadPages));
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end;
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function TCefRequestContextRef.HasPreference(const name: ustring): Boolean;
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var
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n: TCefString;
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begin
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n := CefString(name);
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Result := PCefRequestContext(FData).has_preference(FData, @n) <> 0;
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end;
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function TCefRequestContextRef.GetPreference(const name: ustring): ICefValue;
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var
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n: TCefString;
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begin
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n := CefString(name);
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Result := TCefValueRef.UnWrap(PCefRequestContext(FData).get_preference(FData, @n));
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end;
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function TCefRequestContextRef.GetAllPreferences(includeDefaults: Boolean): ICefDictionaryValue;
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begin
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Result := TCefDictionaryValueRef.UnWrap(PCefRequestContext(FData).get_all_preferences(FData, Ord(includeDefaults)));
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end;
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function TCefRequestContextRef.CanSetPreference(const name: ustring): Boolean;
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var
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n: TCefString;
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begin
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n := CefString(name);
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Result := PCefRequestContext(FData).can_set_preference(FData, @n) <> 0;
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end;
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function TCefRequestContextRef.SetPreference(const name: ustring; const value: ICefValue; out error: ustring): Boolean;
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var
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n, e: TCefString;
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begin
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n := CefString(name);
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FillChar(e, SizeOf(e), 0);
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Result := PCefRequestContext(FData).set_preference(FData, @n, CefGetData(value), @e) <> 0;
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error := CefString(@e);
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end;
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procedure TCefRequestContextRef.ClearCertificateExceptions(const callback: ICefCompletionCallback);
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begin
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PCefRequestContext(FData).clear_certificate_exceptions(FData, CefGetData(callback));
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end;
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procedure TCefRequestContextRef.CloseAllConnections(const callback: ICefCompletionCallback);
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begin
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PCefRequestContext(FData).close_all_connections(FData, CefGetData(callback));
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end;
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procedure TCefRequestContextRef.ResolveHost(const origin: ustring;
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const callback: ICefResolveCallback);
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var
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o: TCefString;
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begin
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o := CefString(origin);
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PCefRequestContext(FData).resolve_host(FData, @o, CefGetData(callback));
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end;
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function TCefRequestContextRef.ResolveHostCached(const origin: ustring;
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resolvedIps: TStrings): TCefErrorCode;
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var
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ips: TCefStringList;
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o, str: TCefString;
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i: Integer;
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begin
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ips := cef_string_list_alloc;
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try
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o := CefString(origin);
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Result := PCefRequestContext(FData).resolve_host_cached(FData, @o, ips);
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if Assigned(ips) then
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for i := 0 to cef_string_list_size(ips) - 1 do
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begin
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FillChar(str, SizeOf(str), 0);
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cef_string_list_value(ips, i, @str);
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resolvedIps.Add(CefStringClearAndGet(str));
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end;
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finally
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cef_string_list_free(ips);
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end;
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end;
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function TCefRequestContextRef.RegisterSchemeHandlerFactory(const schemeName,
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domainName: ustring; const factory: ICefSchemeHandlerFactory): Boolean;
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var
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s, d: TCefString;
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begin
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s := CefString(schemeName);
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d := CefString(domainName);
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Result := PCefRequestContext(FData).register_scheme_handler_factory(FData, @s, @d, CefGetData(factory)) <> 0;
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end;
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class function TCefRequestContextRef.Shared(const other: ICefRequestContext;
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const handler: ICefRequestContextHandler): ICefRequestContext;
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begin
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Result := UnWrap(cef_create_context_shared(CefGetData(other), CefGetData(handler)));
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end;
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class function TCefRequestContextRef.UnWrap(data: Pointer): ICefRequestContext;
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begin
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if data <> nil then
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Result := Create(data) as ICefRequestContext else
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Result := nil;
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end;
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end.
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