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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 uCEFPostDataElement;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
interface
uses
uCEFBase, uCEFInterfaces, uCEFTypes;
type
TCefPostDataElementRef = class(TCefBaseRef, ICefPostDataElement)
protected
function IsReadOnly: Boolean;
procedure SetToEmpty;
procedure SetToFile(const fileName: ustring);
procedure SetToBytes(size: NativeUInt; bytes: Pointer);
function GetType: TCefPostDataElementType;
function GetFile: ustring;
function GetBytesCount: NativeUInt;
function GetBytes(size: NativeUInt; bytes: Pointer): NativeUInt;
public
class function UnWrap(data: Pointer): ICefPostDataElement;
class function New: ICefPostDataElement;
end;
TCefPostDataElementOwn = class(TCefBaseOwn, ICefPostDataElement)
protected
FDataType: TCefPostDataElementType;
FValueByte: Pointer;
FValueStr: TCefString;
FSize: NativeUInt;
FReadOnly: Boolean;
procedure Clear;
function IsReadOnly: Boolean; virtual;
procedure SetToEmpty; virtual;
procedure SetToFile(const fileName: ustring); virtual;
procedure SetToBytes(size: NativeUInt; bytes: Pointer); virtual;
function GetType: TCefPostDataElementType; virtual;
function GetFile: ustring; virtual;
function GetBytesCount: NativeUInt; virtual;
function GetBytes(size: NativeUInt; bytes: Pointer): NativeUInt; virtual;
public
constructor Create(readonly: Boolean); virtual;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions;
function cef_post_data_element_is_read_only(self: PCefPostDataElement): Integer; stdcall;
begin
with TCefPostDataElementOwn(CefGetObject(self)) do
Result := Ord(IsReadOnly)
end;
procedure cef_post_data_element_set_to_empty(self: PCefPostDataElement); stdcall;
begin
with TCefPostDataElementOwn(CefGetObject(self)) do
SetToEmpty;
end;
procedure cef_post_data_element_set_to_file(self: PCefPostDataElement; const fileName: PCefString); stdcall;
begin
with TCefPostDataElementOwn(CefGetObject(self)) do
SetToFile(CefString(fileName));
end;
procedure cef_post_data_element_set_to_bytes(self: PCefPostDataElement; size: NativeUInt; const bytes: Pointer); stdcall;
begin
with TCefPostDataElementOwn(CefGetObject(self)) do
SetToBytes(size, bytes);
end;
function cef_post_data_element_get_type(self: PCefPostDataElement): TCefPostDataElementType; stdcall;
begin
with TCefPostDataElementOwn(CefGetObject(self)) do
Result := GetType;
end;
function cef_post_data_element_get_file(self: PCefPostDataElement): PCefStringUserFree; stdcall;
begin
with TCefPostDataElementOwn(CefGetObject(self)) do
Result := CefUserFreeString(GetFile);
end;
function cef_post_data_element_get_bytes_count(self: PCefPostDataElement): NativeUInt; stdcall;
begin
with TCefPostDataElementOwn(CefGetObject(self)) do
Result := GetBytesCount;
end;
function cef_post_data_element_get_bytes(self: PCefPostDataElement; size: NativeUInt; bytes: Pointer): NativeUInt; stdcall;
begin
with TCefPostDataElementOwn(CefGetObject(self)) do
Result := GetBytes(size, bytes)
end;
function TCefPostDataElementRef.IsReadOnly: Boolean;
begin
Result := PCefPostDataElement(FData)^.is_read_only(PCefPostDataElement(FData)) <> 0;
end;
function TCefPostDataElementRef.GetBytes(size: NativeUInt;
bytes: Pointer): NativeUInt;
begin
Result := PCefPostDataElement(FData)^.get_bytes(PCefPostDataElement(FData), size, bytes);
end;
function TCefPostDataElementRef.GetBytesCount: NativeUInt;
begin
Result := PCefPostDataElement(FData)^.get_bytes_count(PCefPostDataElement(FData));
end;
function TCefPostDataElementRef.GetFile: ustring;
begin
Result := CefStringFreeAndGet(PCefPostDataElement(FData)^.get_file(PCefPostDataElement(FData)));
end;
function TCefPostDataElementRef.GetType: TCefPostDataElementType;
begin
Result := PCefPostDataElement(FData)^.get_type(PCefPostDataElement(FData));
end;
class function TCefPostDataElementRef.New: ICefPostDataElement;
begin
Result := UnWrap(cef_post_data_element_create);
end;
procedure TCefPostDataElementRef.SetToBytes(size: NativeUInt; bytes: Pointer);
begin
PCefPostDataElement(FData)^.set_to_bytes(PCefPostDataElement(FData), size, bytes);
end;
procedure TCefPostDataElementRef.SetToEmpty;
begin
PCefPostDataElement(FData)^.set_to_empty(PCefPostDataElement(FData));
end;
procedure TCefPostDataElementRef.SetToFile(const fileName: ustring);
var
f: TCefString;
begin
f := CefString(fileName);
PCefPostDataElement(FData)^.set_to_file(PCefPostDataElement(FData), @f);
end;
class function TCefPostDataElementRef.UnWrap(data: Pointer): ICefPostDataElement;
begin
if data <> nil then
Result := Create(data) as ICefPostDataElement else
Result := nil;
end;
// TCefPostDataElementOwn
procedure TCefPostDataElementOwn.Clear;
begin
case FDataType of
PDE_TYPE_BYTES:
if (FValueByte <> nil) then
begin
FreeMem(FValueByte);
FValueByte := nil;
end;
PDE_TYPE_FILE:
CefStringFree(@FValueStr)
end;
FDataType := PDE_TYPE_EMPTY;
FSize := 0;
end;
constructor TCefPostDataElementOwn.Create(readonly: Boolean);
begin
inherited CreateData(SizeOf(TCefPostDataElement));
FReadOnly := readonly;
FDataType := PDE_TYPE_EMPTY;
FValueByte := nil;
FillChar(FValueStr, SizeOf(FValueStr), 0);
FSize := 0;
with PCefPostDataElement(FData)^ do
begin
is_read_only := cef_post_data_element_is_read_only;
set_to_empty := cef_post_data_element_set_to_empty;
set_to_file := cef_post_data_element_set_to_file;
set_to_bytes := cef_post_data_element_set_to_bytes;
get_type := cef_post_data_element_get_type;
get_file := cef_post_data_element_get_file;
get_bytes_count := cef_post_data_element_get_bytes_count;
get_bytes := cef_post_data_element_get_bytes;
end;
end;
function TCefPostDataElementOwn.GetBytes(size: NativeUInt;
bytes: Pointer): NativeUInt;
begin
if (FDataType = PDE_TYPE_BYTES) and (FValueByte <> nil) then
begin
if size > FSize then
Result := FSize else
Result := size;
Move(FValueByte^, bytes^, Result);
end else
Result := 0;
end;
function TCefPostDataElementOwn.GetBytesCount: NativeUInt;
begin
if (FDataType = PDE_TYPE_BYTES) then
Result := FSize else
Result := 0;
end;
function TCefPostDataElementOwn.GetFile: ustring;
begin
if (FDataType = PDE_TYPE_FILE) then
Result := CefString(@FValueStr) else
Result := '';
end;
function TCefPostDataElementOwn.GetType: TCefPostDataElementType;
begin
Result := FDataType;
end;
function TCefPostDataElementOwn.IsReadOnly: Boolean;
begin
Result := FReadOnly;
end;
procedure TCefPostDataElementOwn.SetToBytes(size: NativeUInt; bytes: Pointer);
begin
Clear;
if (size > 0) and (bytes <> nil) then
begin
GetMem(FValueByte, size);
Move(bytes^, FValueByte, size);
FSize := size;
end else
begin
FValueByte := nil;
FSize := 0;
end;
FDataType := PDE_TYPE_BYTES;
end;
procedure TCefPostDataElementOwn.SetToEmpty;
begin
Clear;
end;
procedure TCefPostDataElementOwn.SetToFile(const fileName: ustring);
begin
Clear;
FSize := 0;
FValueStr := CefStringAlloc(fileName);
FDataType := PDE_TYPE_FILE;
end;
end.