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Salvador Diaz Fau
2017-01-27 17:29:37 +01:00
parent 18dd05505c
commit 21dcc60a24
295 changed files with 8761 additions and 43769 deletions
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// ************************************************************************
// ***************************** CEF4Delphi *******************************
// ************************************************************************
//
// CEF4Delphi is based on DCEF3 which uses CEF3 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 � 2017 Salvador D�az 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 uCEFLifeSpanHandler;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
interface
uses
uCEFBase, uCEFInterfaces, uCEFTypes;
type
TCefLifeSpanHandlerOwn = class(TCefBaseOwn, ICefLifeSpanHandler)
protected
function OnBeforePopup(const browser: ICefBrowser; const frame: ICefFrame; const targetUrl, targetFrameName: ustring; targetDisposition: TCefWindowOpenDisposition; userGesture: Boolean; var popupFeatures: TCefPopupFeatures; var windowInfo: TCefWindowInfo; var client: ICefClient; var settings: TCefBrowserSettings; var noJavascriptAccess: Boolean): Boolean; virtual;
procedure OnAfterCreated(const browser: ICefBrowser); virtual;
procedure OnBeforeClose(const browser: ICefBrowser); virtual;
function DoClose(const browser: ICefBrowser): Boolean; virtual;
public
constructor Create; virtual;
end;
TCustomLifeSpanHandler = class(TCefLifeSpanHandlerOwn)
protected
FEvent: IChromiumEvents;
function OnBeforePopup(const browser: ICefBrowser; const frame: ICefFrame; const targetUrl, targetFrameName: ustring; targetDisposition: TCefWindowOpenDisposition; userGesture: Boolean; var popupFeatures: TCefPopupFeatures; var windowInfo: TCefWindowInfo; var client: ICefClient; var settings: TCefBrowserSettings; var noJavascriptAccess: Boolean): Boolean; override;
procedure OnAfterCreated(const browser: ICefBrowser); override;
procedure OnBeforeClose(const browser: ICefBrowser); override;
function DoClose(const browser: ICefBrowser): Boolean; override;
public
constructor Create(const events: IChromiumEvents); reintroduce; virtual;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions, uCEFClient, uCEFBrowser, uCEFFrame;
function cef_life_span_handler_on_before_popup(self: PCefLifeSpanHandler;
browser: PCefBrowser; frame: PCefFrame; const target_url, target_frame_name: PCefString;
target_disposition: TCefWindowOpenDisposition; user_gesture: Integer;
const popupFeatures: PCefPopupFeatures; windowInfo: PCefWindowInfo; var client: PCefClient;
settings: PCefBrowserSettings; no_javascript_access: PInteger): Integer; stdcall;
var
_url, _frame: ustring;
_client: ICefClient;
_nojs: Boolean;
begin
_url := CefString(target_url);
_frame := CefString(target_frame_name);
_client := TCefClientOwn(CefGetObject(client)) as ICefClient;
_nojs := no_javascript_access^ <> 0;
with TCefLifeSpanHandlerOwn(CefGetObject(self)) do
Result := Ord(OnBeforePopup(
TCefBrowserRef.UnWrap(browser),
TCefFrameRef.UnWrap(frame),
_url,
_frame,
target_disposition,
user_gesture <> 0,
popupFeatures^,
windowInfo^,
_client,
settings^,
_nojs
));
CefStringSet(target_url, _url);
CefStringSet(target_frame_name, _frame);
client := CefGetData(_client);
no_javascript_access^ := Ord(_nojs);
_client := nil;
end;
procedure cef_life_span_handler_on_after_created(self: PCefLifeSpanHandler; browser: PCefBrowser); stdcall;
begin
with TCefLifeSpanHandlerOwn(CefGetObject(self)) do
OnAfterCreated(TCefBrowserRef.UnWrap(browser));
end;
procedure cef_life_span_handler_on_before_close(self: PCefLifeSpanHandler; browser: PCefBrowser); stdcall;
begin
with TCefLifeSpanHandlerOwn(CefGetObject(self)) do
OnBeforeClose(TCefBrowserRef.UnWrap(browser));
end;
function cef_life_span_handler_do_close(self: PCefLifeSpanHandler; browser: PCefBrowser): Integer; stdcall;
begin
with TCefLifeSpanHandlerOwn(CefGetObject(self)) do
Result := Ord(DoClose(TCefBrowserRef.UnWrap(browser)));
end;
constructor TCefLifeSpanHandlerOwn.Create;
begin
inherited CreateData(SizeOf(TCefLifeSpanHandler));
with PCefLifeSpanHandler(FData)^ do
begin
on_before_popup := cef_life_span_handler_on_before_popup;
on_after_created := cef_life_span_handler_on_after_created;
on_before_close := cef_life_span_handler_on_before_close;
do_close := cef_life_span_handler_do_close;
end;
end;
procedure TCefLifeSpanHandlerOwn.OnAfterCreated(const browser: ICefBrowser);
begin
end;
procedure TCefLifeSpanHandlerOwn.OnBeforeClose(const browser: ICefBrowser);
begin
end;
function TCefLifeSpanHandlerOwn.OnBeforePopup(const browser: ICefBrowser;
const frame: ICefFrame; const targetUrl, targetFrameName: ustring;
targetDisposition: TCefWindowOpenDisposition; userGesture: Boolean;
var popupFeatures: TCefPopupFeatures; var windowInfo: TCefWindowInfo;
var client: ICefClient; var settings: TCefBrowserSettings;
var noJavascriptAccess: Boolean): Boolean;
begin
Result := False;
end;
function TCefLifeSpanHandlerOwn.DoClose(const browser: ICefBrowser): Boolean;
begin
Result := False;
end;
// TCustomLifeSpanHandler
constructor TCustomLifeSpanHandler.Create(const events: IChromiumEvents);
begin
inherited Create;
FEvent := events;
end;
function TCustomLifeSpanHandler.DoClose(const browser: ICefBrowser): Boolean;
begin
Result := FEvent.doOnClose(browser);
end;
procedure TCustomLifeSpanHandler.OnAfterCreated(const browser: ICefBrowser);
begin
FEvent.doOnAfterCreated(browser);
end;
procedure TCustomLifeSpanHandler.OnBeforeClose(const browser: ICefBrowser);
begin
FEvent.doOnBeforeClose(browser);
end;
function TCustomLifeSpanHandler.OnBeforePopup(const browser: ICefBrowser;
const frame: ICefFrame; const targetUrl, targetFrameName: ustring;
targetDisposition: TCefWindowOpenDisposition; userGesture: Boolean;
var popupFeatures: TCefPopupFeatures; var windowInfo: TCefWindowInfo;
var client: ICefClient; var settings: TCefBrowserSettings;
var noJavascriptAccess: Boolean): Boolean;
begin
Result := FEvent.doOnBeforePopup(browser, frame, targetUrl, targetFrameName,
targetDisposition, userGesture, popupFeatures, windowInfo, client, settings,
noJavascriptAccess);
end;
end.