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mirror of https://github.com/salvadordf/CEF4Delphi.git synced 2024-11-24 08:02:15 +02:00
CEF4Delphi/source/uCEFTextfield.pas
2021-01-01 11:11:30 +01:00

304 lines
9.4 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 uCEFTextfield;
{$IFDEF FPC}
{$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, uCEFView;
type
TCefTextfieldRef = class(TCefViewRef, ICefTextfield)
protected
procedure SetPasswordInput(password_input: boolean);
function IsPasswordInput : boolean;
procedure SetReadOnly(read_only: boolean);
function IsReadOnly : boolean;
function GetText : ustring;
procedure SetText(const text_: ustring);
procedure AppendText(const text_: ustring);
procedure InsertOrReplaceText(const text_: ustring);
function HasSelection : boolean;
function GetSelectedText : ustring;
procedure SelectAll(reversed: boolean);
procedure ClearSelection;
function GetSelectedRange : TCefRange;
procedure SelectRange(const range: TCefRange);
function GetCursorPosition : NativeUInt;
procedure SetTextColor(color: TCefColor);
function GetTextColor : TCefColor;
procedure SetSelectionTextColor(color: TCefColor);
function GetSelectionTextColor : TCefColor;
procedure SetSelectionBackgroundColor(color: TCefColor);
function GetSelectionBackgroundColor : TCefColor;
procedure SetFontList(const font_list: ustring);
procedure ApplyTextColor(color: TCefColor; const range: TCefRange);
procedure ApplyTextStyle(style: TCefTextStyle; add: boolean; const range: TCefRange);
function IsCommandEnabled(command_id: TCefTextFieldCommands): boolean;
procedure ExecuteCommand(command_id: TCefTextFieldCommands);
procedure ClearEditHistory;
procedure SetPlaceholderText(const text_: ustring);
function GetPlaceholderText : ustring;
procedure SetPlaceholderTextColor(color: TCefColor);
procedure SetAccessibleName(const name: ustring);
public
class function UnWrap(data: Pointer): ICefTextfield;
class function CreateTextField(const delegate: ICefTextfieldDelegate): ICefTextfield;
end;
implementation
uses
uCEFLibFunctions, uCEFMiscFunctions;
procedure TCefTextfieldRef.SetPasswordInput(password_input: boolean);
begin
PCefTextfield(FData)^.set_password_input(PCefTextfield(FData),
ord(password_input));
end;
function TCefTextfieldRef.IsPasswordInput : boolean;
begin
Result := (PCefTextfield(FData)^.is_password_input(PCefTextfield(FData)) <> 0);
end;
procedure TCefTextfieldRef.SetReadOnly(read_only: boolean);
begin
PCefTextfield(FData)^.set_read_only(PCefTextfield(FData),
ord(read_only));
end;
function TCefTextfieldRef.IsReadOnly : boolean;
begin
Result := (PCefTextfield(FData)^.is_read_only(PCefTextfield(FData)) <> 0);
end;
function TCefTextfieldRef.GetText : ustring;
begin
Result := CefStringFreeAndGet(PCefTextfield(FData)^.get_text(PCefTextfield(FData)));
end;
procedure TCefTextfieldRef.SetText(const text_: ustring);
var
TempText : TCefString;
begin
TempText := CefString(text_);
PCefTextfield(FData)^.set_text(PCefTextfield(FData), @TempText);
end;
procedure TCefTextfieldRef.AppendText(const text_: ustring);
var
TempText : TCefString;
begin
TempText := CefString(text_);
PCefTextfield(FData)^.append_text(PCefTextfield(FData), @TempText);
end;
procedure TCefTextfieldRef.InsertOrReplaceText(const text_: ustring);
var
TempText : TCefString;
begin
TempText := CefString(text_);
PCefTextfield(FData)^.insert_or_replace_text(PCefTextfield(FData), @TempText);
end;
function TCefTextfieldRef.HasSelection : boolean;
begin
Result := (PCefTextfield(FData)^.has_selection(PCefTextfield(FData)) <> 0);
end;
function TCefTextfieldRef.GetSelectedText : ustring;
begin
Result := CefStringFreeAndGet(PCefTextfield(FData)^.get_selected_text(PCefTextfield(FData)));
end;
procedure TCefTextfieldRef.SelectAll(reversed: boolean);
begin
PCefTextfield(FData)^.select_all(PCefTextfield(FData), ord(reversed));
end;
procedure TCefTextfieldRef.ClearSelection;
begin
PCefTextfield(FData)^.clear_selection(PCefTextfield(FData));
end;
function TCefTextfieldRef.GetSelectedRange : TCefRange;
begin
Result := PCefTextfield(FData)^.get_selected_range(PCefTextfield(FData));
end;
procedure TCefTextfieldRef.SelectRange(const range: TCefRange);
begin
PCefTextfield(FData)^.select_range(PCefTextfield(FData), @range);
end;
function TCefTextfieldRef.GetCursorPosition : NativeUInt;
begin
Result := PCefTextfield(FData)^.get_cursor_position(PCefTextfield(FData));
end;
procedure TCefTextfieldRef.SetTextColor(color: TCefColor);
begin
PCefTextfield(FData)^.set_text_color(PCefTextfield(FData), color);
end;
function TCefTextfieldRef.GetTextColor : TCefColor;
begin
Result := PCefTextfield(FData)^.get_text_color(PCefTextfield(FData));
end;
procedure TCefTextfieldRef.SetSelectionTextColor(color: TCefColor);
begin
PCefTextfield(FData)^.set_selection_text_color(PCefTextfield(FData), color);
end;
function TCefTextfieldRef.GetSelectionTextColor : TCefColor;
begin
Result := PCefTextfield(FData)^.get_selection_text_color(PCefTextfield(FData));
end;
procedure TCefTextfieldRef.SetSelectionBackgroundColor(color: TCefColor);
begin
PCefTextfield(FData)^.set_selection_background_color(PCefTextfield(FData), color);
end;
function TCefTextfieldRef.GetSelectionBackgroundColor : TCefColor;
begin
Result := PCefTextfield(FData)^.get_selection_background_color(PCefTextfield(FData));
end;
procedure TCefTextfieldRef.SetFontList(const font_list: ustring);
var
TempFontList : TCefString;
begin
TempFontList := CefString(font_list);
PCefTextfield(FData)^.set_font_list(PCefTextfield(FData), @TempFontList);
end;
procedure TCefTextfieldRef.ApplyTextColor(color: TCefColor; const range: TCefRange);
begin
PCefTextfield(FData)^.apply_text_color(PCefTextfield(FData), color, @range);
end;
procedure TCefTextfieldRef.ApplyTextStyle(style: TCefTextStyle; add: boolean; const range: TCefRange);
begin
PCefTextfield(FData)^.apply_text_style(PCefTextfield(FData), style, ord(add), @range);
end;
function TCefTextfieldRef.IsCommandEnabled(command_id: TCefTextFieldCommands): boolean;
begin
Result := (PCefTextfield(FData)^.is_command_enabled(PCefTextfield(FData), command_id) <> 0);
end;
procedure TCefTextfieldRef.ExecuteCommand(command_id: TCefTextFieldCommands);
begin
PCefTextfield(FData)^.execute_command(PCefTextfield(FData), command_id);
end;
procedure TCefTextfieldRef.ClearEditHistory;
begin
PCefTextfield(FData)^.clear_edit_history(PCefTextfield(FData));
end;
procedure TCefTextfieldRef.SetPlaceholderText(const text_: ustring);
var
TempText : TCefString;
begin
TempText := CefString(text_);
PCefTextfield(FData)^.set_placeholder_text(PCefTextfield(FData), @TempText);
end;
function TCefTextfieldRef.GetPlaceholderText : ustring;
begin
Result := CefStringFreeAndGet(PCefTextfield(FData)^.get_placeholder_text(PCefTextfield(FData)));
end;
procedure TCefTextfieldRef.SetPlaceholderTextColor(color: TCefColor);
begin
PCefTextfield(FData)^.set_placeholder_text_color(PCefTextfield(FData), color);
end;
procedure TCefTextfieldRef.SetAccessibleName(const name: ustring);
var
TempName : TCefString;
begin
TempName := CefString(name);
PCefTextfield(FData)^.set_accessible_name(PCefTextfield(FData), @TempName);
end;
class function TCefTextfieldRef.UnWrap(data: Pointer): ICefTextfield;
begin
if (data <> nil) then
Result := Create(data) as ICefTextfield
else
Result := nil;
end;
class function TCefTextfieldRef.CreateTextField(const delegate: ICefTextfieldDelegate): ICefTextfield;
var
TempTextfield : PCefTextfield;
begin
Result := nil;
if (delegate <> nil) then
begin
TempTextfield := cef_textfield_create(CefGetData(delegate));
if (TempTextfield <> nil) then
Result := Create(TempTextfield) as ICefTextfield;
end;
end;
end.