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mirror of https://github.com/salvadordf/CEF4Delphi.git synced 2024-12-14 09:42:54 +02:00
CEF4Delphi/source/uCEFView.pas
2021-01-01 11:11:30 +01:00

371 lines
11 KiB
ObjectPascal

// ************************************************************************
// ***************************** 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 © 2021 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 uCEFView;
{$IFDEF FPC}
{$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;
type
TCefViewRef = class(TCefBaseRefCountedRef, ICefView)
protected
function AsBrowserView : ICefBrowserView;
function AsButton : ICefButton;
function AsPanel : ICefPanel;
function AsScrollView : ICefScrollView;
function AsTextfield : ICefTextfield;
function GetTypeString : ustring;
function ToStringEx(include_children: boolean): ustring;
function IsValid : boolean;
function IsAttached : boolean;
function IsSame(const that: ICefView): boolean;
function GetDelegate : ICefViewDelegate;
function GetWindow : ICefWindow;
function GetID : Integer;
procedure SetID(id_: Integer);
function GetGroupID : Integer;
procedure SetGroupID(group_id: Integer);
function GetParentView : ICefView;
function GetViewForID(id_: Integer): ICefView;
procedure SetBounds(const bounds_: TCefRect);
function GetBounds : TCefRect;
function GetBoundsInScreen : TCefRect;
procedure SetSize(const size_: TCefSize);
function GetSize : TCefSize;
procedure SetPosition(const position_: TCefPoint);
function GetPosition : TCefPoint;
function GetPreferredSize : TCefSize;
procedure SizeToPreferredSize;
function GetMinimumSize : TCefSize;
function GetMaximumSize : TCefSize;
function GetHeightForWidth(width: Integer): Integer;
procedure InvalidateLayout;
procedure SetVisible(visible_: boolean);
function IsVisible : boolean;
function IsDrawn : boolean;
procedure SetEnabled(enabled_: boolean);
function IsEnabled : boolean;
procedure SetFocusable(focusable_: boolean);
function IsFocusable : boolean;
function IsAccessibilityFocusable : boolean;
procedure RequestFocus;
procedure SetBackgroundColor(color: TCefColor);
function GetBackgroundColor : TCefColor;
function ConvertPointToScreen(var point: TCefPoint): boolean;
function ConvertPointFromScreen(var point: TCefPoint): boolean;
function ConvertPointToWindow(var point: TCefPoint): boolean;
function ConvertPointFromWindow(var point: TCefPoint): boolean;
function ConvertPointToView(const view : ICefView; var point: TCefPoint): boolean;
function ConvertPointFromView(const view : ICefView; var point: TCefPoint): boolean;
public
class function UnWrap(data: Pointer): ICefView;
end;
implementation
uses
uCEFLibFunctions, uCEFMiscFunctions, uCEFBrowserView, uCEFButton, uCEFPanel,
uCEFScrollView, uCEFTextfield, uCEFViewDelegate, uCEFWindow;
function TCefViewRef.AsBrowserView : ICefBrowserView;
begin
Result := TCefBrowserViewRef.UnWrap(PCefView(FData)^.as_browser_view(PCefView(FData)));
end;
function TCefViewRef.AsButton : ICefButton;
begin
Result := TCefButtonRef.UnWrap(PCefView(FData)^.as_button(PCefView(FData)));
end;
function TCefViewRef.AsPanel : ICefPanel;
begin
Result := TCefPanelRef.UnWrap(PCefView(FData)^.as_panel(PCefView(FData)));
end;
function TCefViewRef.AsScrollView : ICefScrollView;
begin
Result := TCefScrollViewRef.UnWrap(PCefView(FData)^.as_scroll_view(PCefView(FData)));
end;
function TCefViewRef.AsTextfield : ICefTextfield;
begin
Result := TCefTextfieldRef.UnWrap(PCefView(FData)^.as_textfield(PCefView(FData)));
end;
function TCefViewRef.GetTypeString : ustring;
begin
Result := CefStringFreeAndGet(PCefView(FData)^.get_type_string(PCefView(FData)));
end;
function TCefViewRef.ToStringEx(include_children: boolean): ustring;
begin
Result := CefStringFreeAndGet(PCefView(FData)^.to_string(PCefView(FData), ord(include_children)));
end;
function TCefViewRef.IsValid : boolean;
begin
Result := (PCefView(FData)^.is_valid(PCefView(FData)) <> 0);
end;
function TCefViewRef.IsAttached : boolean;
begin
Result := (PCefView(FData)^.is_attached(PCefView(FData)) <> 0);
end;
function TCefViewRef.IsSame(const that: ICefView): boolean;
begin
Result := PCefView(FData)^.is_same(PCefView(FData), CefGetData(that)) <> 0;
end;
function TCefViewRef.GetDelegate : ICefViewDelegate;
begin
Result := TCefViewDelegateRef.UnWrap(PCefView(FData)^.get_delegate(PCefView(FData)));
end;
function TCefViewRef.GetWindow : ICefWindow;
begin
Result := TCefWindowRef.UnWrap(PCefView(FData)^.get_window(PCefView(FData)));
end;
function TCefViewRef.GetID : Integer;
begin
Result := PCefView(FData)^.get_id(PCefView(FData));
end;
procedure TCefViewRef.SetID(id_: Integer);
begin
PCefView(FData)^.set_id(PCefView(FData), id_);
end;
function TCefViewRef.GetGroupID : Integer;
begin
Result := PCefView(FData)^.get_group_id(PCefView(FData));
end;
procedure TCefViewRef.SetGroupID(group_id: Integer);
begin
PCefView(FData)^.set_group_id(PCefView(FData), group_id);
end;
function TCefViewRef.GetParentView : ICefView;
begin
Result := UnWrap(PCefView(FData)^.get_parent_view(PCefView(FData)));
end;
function TCefViewRef.GetViewForID(id_: Integer): ICefView;
begin
Result := UnWrap(PCefView(FData)^.get_view_for_id(PCefView(FData), id_));
end;
procedure TCefViewRef.SetBounds(const bounds_: TCefRect);
begin
PCefView(FData)^.set_bounds(PCefView(FData), @bounds_);
end;
function TCefViewRef.GetBounds : TCefRect;
begin
Result := PCefView(FData)^.get_bounds(PCefView(FData));
end;
function TCefViewRef.GetBoundsInScreen : TCefRect;
begin
Result := PCefView(FData)^.get_bounds_in_screen(PCefView(FData));
end;
procedure TCefViewRef.SetSize(const size_: TCefSize);
begin
PCefView(FData)^.set_size(PCefView(FData), @size_);
end;
function TCefViewRef.GetSize : TCefSize;
begin
Result := PCefView(FData)^.get_size(PCefView(FData));
end;
procedure TCefViewRef.SetPosition(const position_: TCefPoint);
begin
PCefView(FData)^.set_position(PCefView(FData), @position_);
end;
function TCefViewRef.GetPosition : TCefPoint;
begin
Result := PCefView(FData)^.get_position(PCefView(FData));
end;
function TCefViewRef.GetPreferredSize : TCefSize;
begin
Result := PCefView(FData)^.get_preferred_size(PCefView(FData));
end;
procedure TCefViewRef.SizeToPreferredSize;
begin
PCefView(FData)^.size_to_preferred_size(PCefView(FData));
end;
function TCefViewRef.GetMinimumSize : TCefSize;
begin
Result := PCefView(FData)^.get_minimum_size(PCefView(FData));
end;
function TCefViewRef.GetMaximumSize : TCefSize;
begin
Result := PCefView(FData)^.get_maximum_size(PCefView(FData));
end;
function TCefViewRef.GetHeightForWidth(width: Integer): Integer;
begin
Result := PCefView(FData)^.get_height_for_width(PCefView(FData), width);
end;
procedure TCefViewRef.InvalidateLayout;
begin
PCefView(FData)^.invalidate_layout(PCefView(FData));
end;
procedure TCefViewRef.SetVisible(visible_: boolean);
begin
PCefView(FData)^.set_visible(PCefView(FData), ord(visible_));
end;
function TCefViewRef.IsVisible : boolean;
begin
Result := (PCefView(FData)^.is_visible(PCefView(FData)) <> 0);
end;
function TCefViewRef.IsDrawn : boolean;
begin
Result := (PCefView(FData)^.is_drawn(PCefView(FData)) <> 0);
end;
procedure TCefViewRef.SetEnabled(enabled_: boolean);
begin
PCefView(FData)^.set_enabled(PCefView(FData), ord(enabled_));
end;
function TCefViewRef.IsEnabled : boolean;
begin
Result := (PCefView(FData)^.is_enabled(PCefView(FData)) <> 0);
end;
procedure TCefViewRef.SetFocusable(focusable_: boolean);
begin
PCefView(FData)^.set_focusable(PCefView(FData), ord(focusable_));
end;
function TCefViewRef.IsFocusable : boolean;
begin
Result := (PCefView(FData)^.is_focusable(PCefView(FData)) <> 0);
end;
function TCefViewRef.IsAccessibilityFocusable : boolean;
begin
Result := (PCefView(FData)^.is_accessibility_focusable(PCefView(FData)) <> 0);
end;
procedure TCefViewRef.RequestFocus;
begin
PCefView(FData)^.request_focus(PCefView(FData));
end;
procedure TCefViewRef.SetBackgroundColor(color: TCefColor);
begin
PCefView(FData)^.set_background_color(PCefView(FData), color);
end;
function TCefViewRef.GetBackgroundColor : TCefColor;
begin
Result := PCefView(FData)^.get_background_color(PCefView(FData));
end;
function TCefViewRef.ConvertPointToScreen(var point: TCefPoint): boolean;
begin
Result := (PCefView(FData)^.convert_point_to_screen(PCefView(FData), @point) <> 0);
end;
function TCefViewRef.ConvertPointFromScreen(var point: TCefPoint): boolean;
begin
Result := (PCefView(FData)^.convert_point_from_screen(PCefView(FData), @point) <> 0);
end;
function TCefViewRef.ConvertPointToWindow(var point: TCefPoint): boolean;
begin
Result := (PCefView(FData)^.convert_point_to_window(PCefView(FData), @point) <> 0);
end;
function TCefViewRef.ConvertPointFromWindow(var point: TCefPoint): boolean;
begin
Result := (PCefView(FData)^.convert_point_from_window(PCefView(FData), @point) <> 0);
end;
function TCefViewRef.ConvertPointToView(const view : ICefView; var point: TCefPoint): boolean;
begin
Result := (PCefView(FData)^.convert_point_to_view(PCefView(FData), CefGetData(view), @point) <> 0);
end;
function TCefViewRef.ConvertPointFromView(const view : ICefView; var point: TCefPoint): boolean;
begin
Result := (PCefView(FData)^.convert_point_from_view(PCefView(FData), CefGetData(view), @point) <> 0);
end;
class function TCefViewRef.UnWrap(data: Pointer): ICefView;
begin
if (data <> nil) then
Result := Create(data) as ICefView
else
Result := nil;
end;
end.