mirror of
https://github.com/salvadordf/CEF4Delphi.git
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116 lines
3.4 KiB
ObjectPascal
116 lines
3.4 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 uCEFGetGeolocationCallback;
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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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{$I cef.inc}
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interface
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uses
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uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
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type
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TCefGetGeolocationCallbackOwn = class(TCefBaseRefCountedOwn, ICefGetGeolocationCallback)
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protected
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procedure OnLocationUpdate(const position: PCefGeoposition); virtual;
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public
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constructor Create; virtual;
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end;
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TOnLocationUpdate = {$IFDEF DELPHI12_UP}reference to{$ENDIF} procedure(const position: PCefGeoposition);
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TCefFastGetGeolocationCallback = class(TCefGetGeolocationCallbackOwn)
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protected
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FCallback: TOnLocationUpdate;
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procedure OnLocationUpdate(const position: PCefGeoposition); override;
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public
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constructor Create(const callback: TOnLocationUpdate); reintroduce;
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end;
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implementation
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uses
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uCEFMiscFunctions, uCEFLibFunctions;
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procedure cef_get_geolocation_callback_on_location_update(
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self: PCefGetGeolocationCallback; const position: PCefGeoposition); stdcall;
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begin
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with TCefGetGeolocationCallbackOwn(CefGetObject(self)) do
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OnLocationUpdate(position);
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end;
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// TCefGetGeolocationCallbackOwn
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constructor TCefGetGeolocationCallbackOwn.Create;
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begin
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inherited CreateData(SizeOf(TCefGetGeolocationCallback));
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with PCefGetGeolocationCallback(FData)^ do
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on_location_update := cef_get_geolocation_callback_on_location_update;
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end;
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procedure TCefGetGeolocationCallbackOwn.OnLocationUpdate(
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const position: PCefGeoposition);
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begin
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end;
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// TCefFastGetGeolocationCallback
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constructor TCefFastGetGeolocationCallback.Create(
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const callback: TOnLocationUpdate);
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begin
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inherited Create;
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FCallback := callback;
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end;
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procedure TCefFastGetGeolocationCallback.OnLocationUpdate(
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const position: PCefGeoposition);
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begin
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FCallback(position);
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end;
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end.
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