david
111d889bc6
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.DevExpressVCL@32 05c56307-c608-d34a-929d-697000501d7a
1005 lines
34 KiB
ObjectPascal
1005 lines
34 KiB
ObjectPascal
{*******************************************************************}
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{ }
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{ ExpressWeb Framework by Developer Express }
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{ Designer Module }
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{ }
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{ Copyright (c) 2000-2009 Developer Express Inc. }
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{ ALL RIGHTS RESERVED }
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{ }
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{ The entire contents of this file is protected by U.S. and }
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{ International Copyright Laws. Unauthorized reproduction, }
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{ reverse-engineering, and distribution of all or any portion of }
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{ the code contained in this file is strictly prohibited and may }
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{ result in severe civil and criminal penalties and will be }
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{ prosecuted to the maximum extent possible under the law. }
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{ }
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{ RESTRICTIONS }
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{ }
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{ THIS SOURCE CODE AND ALL RESULTING INTERMEDIATE FILES }
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{ (DCU, OBJ, DLL, ETC.) ARE CONFIDENTIAL AND PROPRIETARY TRADE }
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{ SECRETS OF DEVELOPER EXPRESS INC. THE REGISTERED DEVELOPER IS }
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{ LICENSED TO DISTRIBUTE THE EXPRESSWEB FRAMEWORK AND ALL }
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{ ACCOMPANYING VCL CLASSES AS PART OF AN EXECUTABLE WEB }
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{ APPLICATION ONLY. }
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{ }
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{ THE SOURCE CODE CONTAINED WITHIN THIS FILE AND ALL RELATED }
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{ FILES OR ANY PORTION OF ITS CONTENTS SHALL AT NO TIME BE }
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{ COPIED, TRANSFERRED, SOLD, DISTRIBUTED, OR OTHERWISE MADE }
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{ AVAILABLE TO OTHER INDIVIDUALS WITHOUT EXPRESS WRITTEN CONSENT }
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{ AND PERMISSION FROM DEVELOPER EXPRESS INC. }
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{ }
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{ CONSULT THE END USER LICENSE AGREEMENT FOR INFORMATION ON }
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{ ADDITIONAL RESTRICTIONS. }
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{ }
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{*******************************************************************}
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unit cxWebHTMLEdBar;
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interface
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uses
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Classes, Controls, Windows, SysUtils, Graphics, Menus,
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StdCtrls, ExtCtrls, ComCtrls, ImgList, ActiveX, Dialogs, cxWebHTMLEdIntf;
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type
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TcxHTMLEditorActionType = (eatButton, eatCheck, eatColor, eatDropDown, eatCombo, eatDevider, eatSpacer);
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TActionMethod = procedure(ASender: TObject) of object;
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PcxHTMLEditorBarAction = ^TcxHTMLEditorBarAction;
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TcxHTMLEditorBarAction = record
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Name: string;
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ActType: TcxHTMLEditorActionType;
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Hint: string;
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ImgIndex: Integer;
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Command: Integer;
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Method: TActionMethod;
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end;
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PcxHTMLEditorComboItem = ^TcxHTMLEditorComboItem;
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TcxHTMLEditorComboItem = record
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Caption: string;
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Command: string;
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end;
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PcxHTMLEditorComboItems = ^TcxHTMLEditorComboItems;
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TcxHTMLEditorComboItems = array[0..MaxInt div SizeOf(TcxHTMLEditorComboItem) - 1] of TcxHTMLEditorComboItem;
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TcxHTMLEditorBar = class(TCoolBar, IInterface, IcxHTMLEditorBar)
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private
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FColorPopup: TPopupMenu;
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FColorDialog: TColorDialog;
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FFormatToolBar: TToolBar;
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FTableToolBar: TToolBar;
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FFramesToolBar: TToolBar;
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FImageList: TImageList;
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FButtonList: TList;
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FComboList: TList;
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FontNameComboItems: array of TcxHTMLEditorComboItem;
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FCommandTarget: IcxOleCommandTarget;
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FUIDisabled: Boolean;
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FDisableLocked: Boolean;
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procedure InitCombo(ACombo: TCustomCombo; const AItems: array of TcxHTMLEditorComboItem);
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procedure InitFontNameCombo(ASender: TObject);
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procedure InitFontSizeCombo(ASender: TObject);
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procedure InitFormatCombo(ASender: TObject);
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procedure AddStdColor(const S: string);
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procedure AddWebColor(const S: string);
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procedure AddColorItem(AParent: TMenuItem; Color: Integer);
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procedure PopulateColorPopup;
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procedure Lock(ASender: TObject);
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procedure UnLock(ASender: TObject);
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procedure MeasureColorPopupItem(Sender: TObject; ACanvas: TCanvas;
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var Width, Height: Integer);
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protected
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procedure AddButton(AToolBar: TToolBar; AAction: TcxHTMLEditorBarAction);
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procedure AddCombo(AToolBar: TToolBar; AAction: TcxHTMLEditorBarAction);
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procedure AddDevider(AToolBar: TToolBar);
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procedure AddColorDropDown(AToolBar: TToolBar; AAction: TcxHTMLEditorBarAction);
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procedure AddDropDown(AToolBar: TToolBar; AAction: TcxHTMLEditorBarAction);
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procedure AddSpacer(AToolBar: TToolBar);
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function AddToolBar(const AName: string): TToolBar;
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procedure ComboBoxChange(ASender: TObject);
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procedure ToolButtonClick(ASender: TObject);
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procedure DropDownClick(ASender: TObject);
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procedure ColorPopupClick(ASender: TObject);
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procedure CustomColorClick(ASender: TObject);
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{ IInterface }
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function QueryInterface(const IID: TGUID; out Obj): HResult; override;
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function _AddRef: Integer; stdcall;
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function _Release: Integer; stdcall;
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{ IcxHTMLEditor }
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procedure SetCommandTarget(const ACommandTarget: IcxOleCommandTarget);
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procedure DisableUI(const ADisabled: Boolean);
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procedure UpdateActionControls;
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public
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constructor Create(AOwner: TComponent); override;
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destructor Destroy; override;
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procedure CreateActionControls;
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property CommandTarget: IcxOleCommandTarget read FCommandTarget write SetCommandTarget;
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property UIDisabled: Boolean read FUIDisabled write DisableUI;
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end;
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implementation
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{$R *.res}
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uses
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Forms, Messages, Variants, ToolWin, Types,
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cxWebHTMLConsts, cxWebTypes, cxWebGraphics, cxWebDsgnStrs;
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{$WRITEABLECONST ON}
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const
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FormatBarActions: array[0..31] of TcxHTMLEditorBarAction = (
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(Name: 'Format'; ActType: eatCombo; Hint: scxBarButtonHintFormat; Command: IDM_BLOCKFMT),
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(ActType: eatSpacer),
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(Name: 'FontName'; ActType: eatCombo; Hint: scxBarButtonHintFontName; Command: IDM_FONTNAME),
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(ActType: eatSpacer),
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(Name: 'FontSize'; ActType: eatCombo; Hint: scxBarButtonHintFontSize; Command: IDM_FONTSIZE),
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(ActType: eatDevider),
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(Name: 'Bold'; ActType: eatCheck; Hint: scxBarButtonHintBold; ImgIndex: 0; Command: IDM_BOLD),
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(Name: 'Italic'; ActType: eatCheck; Hint: scxBarButtonHintItalic; ImgIndex: 1; Command: IDM_ITALIC),
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(Name: 'Underline'; ActType: eatCheck; Hint: scxBarButtonHintUnderline; ImgIndex: 2; Command: IDM_UNDERLINE),
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(Name: 'Subscript'; ActType: eatCheck; Hint: scxBarButtonHintSubscript; ImgIndex: 8; Command: IDM_SUBSCRIPT),
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(Name: 'Superscript'; ActType: eatCheck; Hint: scxBarButtonHintSuperscript; ImgIndex: 9; Command: IDM_SUPERSCRIPT),
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(ActType: eatDevider),
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(Name: 'JustifyLeft'; ActType: eatCheck; Hint: scxBarButtonHintAlignLeft; ImgIndex: 3; Command: IDM_JUSTIFYLEFT),
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(Name: 'JustifyCenter'; ActType: eatCheck; Hint: scxBarButtonHintAlignCenter; ImgIndex: 4; Command: IDM_JUSTIFYCENTER),
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(Name: 'JustifyRight'; ActType: eatCheck; Hint: scxBarButtonHintAlignRight; ImgIndex: 5; Command: IDM_JUSTIFYRIGHT),
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(Name: 'JustifyFull'; ActType: eatCheck; Hint: scxBarButtonHintJustify; ImgIndex: 6; Command: IDM_JUSTIFYFULL),
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(Name: 'JustifyNone'; ActType: eatCheck; Hint: scxBarButtonHintAlignNone; ImgIndex: 7; Command: IDM_JUSTIFYNONE),
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(ActType: eatDevider),
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(Name: 'ForeColor'; ActType: eatColor; Hint: scxBarButtonHintForeColor; ImgIndex: 10; Command: IDM_FORECOLOR),
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(Name: 'BackgroundColor'; ActType: eatColor; Hint: scxBarButtonHintBGColor; ImgIndex: 11; Command: IDM_BACKCOLOR),
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(ActType: eatDevider),
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(Name: 'Numbering'; ActType: eatCheck; Hint: scxBarButtonHintNumbering; ImgIndex: 12; Command: IDM_ORDERLIST),
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(Name: 'Bullets'; ActType: eatCheck; Hint: scxBarButtonHintBullets; ImgIndex: 13; Command: IDM_UNORDERLIST),
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(Name: 'Outdent'; ActType: eatButton; Hint: scxBarButtonHintOutdent; ImgIndex: 14; Command: IDM_OUTDENT),
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(Name: 'Indent'; ActType: eatButton; Hint: scxBarButtonHintIndent; ImgIndex: 15; Command: IDM_INDENT),
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(ActType: eatDevider),
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(Name: 'Link'; ActType: eatButton; Hint: scxBarButtonHintLink; ImgIndex: 16; Command: IDM_HYPERLINK),
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(Name: 'Unlink'; ActType: eatButton; Hint: scxBarButtonHintUnlink; ImgIndex: 17; Command: IDM_UNLINK),
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(ActType: eatDevider),
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(Name: 'Undo'; ActType: eatDropDown; Hint: ''; ImgIndex: 42; Command: IDM_UNDO),
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(Name: 'Dedo'; ActType: eatDropDown; Hint: ''; ImgIndex: 43; Command: IDM_REDO),
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(Name: 'RemoveFmt'; ActType: eatButton; Hint: scxBarButtonHintRemoveFmt; ImgIndex: 41; Command: IDM_REMOVEFORMAT));
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TableBarActions: array[0..14] of TcxHTMLEditorBarAction = (
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(Name: 'InsertTable'; ActType: eatButton; Hint: scxBarButtonHintInsTable; ImgIndex: 29; Command: IDM_TABLEINSERT),
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(Name: 'DeleteTable'; ActType: eatButton; Hint: scxBarButtonHintDelTable; ImgIndex: 30; Command: IDM_TABLEDELETE),
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(ActType: eatDevider),
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(Name: 'InsertRowAbove'; ActType: eatButton; Hint: scxBarButtonHintInsRowA; ImgIndex: 18; Command: IDM_ROWINSERT),
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(Name: 'InsertRowBelow'; ActType: eatButton; Hint: scxBarButtonHintInsRowB; ImgIndex: 25; Command: IDM_ROWINSERTBELOW),
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(Name: 'InsertColLeft'; ActType: eatButton; Hint: scxBarButtonHintInsColL; ImgIndex: 26; Command: IDM_COLUMNINSERT),
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(Name: 'InsertColRight'; ActType: eatButton; Hint: scxBarButtonHintInsColR; ImgIndex: 19; Command: IDM_COLUMNINSERTRIGHT),
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(Name: 'InsertCell'; ActType: eatButton; Hint: scxBarButtonHintInsCell; ImgIndex: 20; Command: IDM_CELLINSERT),
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(ActType: eatDevider),
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(Name: 'DeleteRow'; ActType: eatButton; Hint: scxBarButtonHintDelRow; ImgIndex: 21; Command: IDM_ROWDELETE),
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(Name: 'DeleteCol'; ActType: eatButton; Hint: scxBarButtonHintDelCol; ImgIndex: 22; Command: IDM_COLUMNDELETE),
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(Name: 'DeleteCells'; ActType: eatButton; Hint: scxBarButtonHintDelCells; ImgIndex: 23; Command: IDM_CELLDELETE),
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(ActType: eatDevider),
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(Name: 'SplitCell'; ActType: eatButton; Hint: scxBarButtonHintSplitCell; ImgIndex: 27; Command: IDM_CELLSPLIT),
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(Name: 'MergeCells'; ActType: eatButton; Hint: scxBarButtonHintMergeCells; ImgIndex: 28; Command: IDM_CELLMERGE)
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{// TODO: implement
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(ActType: eatDevider),
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(Name: 'SelectTable'; ActType: eatButton; Hint: scxBarButtonHintSelTable; ImgIndex: 31; Command: IDM_TABLESELECT),
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(Name: 'SelectCol'; ActType: eatButton; Hint: scxBarButtonHintSelCol; ImgIndex: 32; Command: IDM_COLUMNSELECT),
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(Name: 'SelectRow'; ActType: eatButton; Hint: scxBarButtonHintSelRow; ImgIndex: 33; Command: IDM_ROWSELECT),
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(Name: 'SelectCell'; ActType: eatButton; Hint: scxBarButtonHintSelCell; ImgIndex: 34; Command: IDM_CELLSELECT)} );
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FramesBarActions: array[0..5] of TcxHTMLEditorBarAction = (
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(Name: 'NewWholeFrame'; ActType: eatButton; Hint: scxBarButtonHintNewWholeFrame; ImgIndex: 40; Command: IDM_FRAMEINSERT),
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(Name: 'NewLeftFrame'; ActType: eatButton; Hint: scxBarButtonHintNewLFrame; ImgIndex: 35; Command: IDM_FRAMEINSLEFT),
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(Name: 'NewRightFrame'; ActType: eatButton; Hint: scxBarButtonHintNewRFrame; ImgIndex: 36; Command: IDM_FRAMEINSRIGHT),
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(Name: 'NewTopFrame'; ActType: eatButton; Hint: scxBarButtonHintNewTFrame; ImgIndex: 37; Command: IDM_FRAMEINSTOP),
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(Name: 'NewBottomFrame'; ActType: eatButton; Hint: scxBarButtonHintNewBFrame; ImgIndex: 38; Command: IDM_FRAMEINSBOTTOM),
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(Name: 'DeleteFrame'; ActType: eatButton; Hint: scxBarButtonHintDelFrame; ImgIndex: 39; Command: IDM_FRAMEDELETE) );
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{$WRITEABLECONST OFF}
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FormatComboItems: array[0..16] of TcxHTMLEditorComboItem = (
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(Caption: scxBarFormatComboNone; Command: ''),
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(Caption: scxBarFormatComboNormal; Command: 'normal'),
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(Caption: scxBarFormatComboFormat; Command: 'formatted'),
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(Caption: scxBarFormatComboAdress; Command: 'address'),
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(Caption: scxBarFormatComboH1; Command: 'heading 1'),
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(Caption: scxBarFormatComboH2; Command: 'heading 2'),
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(Caption: scxBarFormatComboH3; Command: 'heading 3'),
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(Caption: scxBarFormatComboH4; Command: 'heading 4'),
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(Caption: scxBarFormatComboH5; Command: 'heading 5'),
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(Caption: scxBarFormatComboH6; Command: 'heading 6'),
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(Caption: scxBarFormatComboNumList; Command: 'numbered list'),
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(Caption: scxBarFormatComboBulList; Command: 'bulleted list'),
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(Caption: scxBarFormatComboDirList; Command: 'directory list'),
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(Caption: scxBarFormatComboMenuList; Command: 'menu list'),
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(Caption: scxBarFormatComboDefTerm; Command: 'definition term'),
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(Caption: scxBarFormatComboDef; Command: 'definition'),
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(Caption: scxBarFormatComboPara; Command: 'paragraph'));
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FontSizeComboItems: array[0..7] of TcxHTMLEditorComboItem = (
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(Caption: scxBarFontSizeComboNormal; Command: ''),
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(Caption: '1 ( 8 pt)'; Command: '1'),
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(Caption: '2 (10 pt)'; Command: '2'),
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(Caption: '3 (12 pt)'; Command: '3'),
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(Caption: '4 (14 pt)'; Command: '4'),
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(Caption: '5 (18 pt)'; Command: '5'),
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(Caption: '6 (24 pt)'; Command: '6'),
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(Caption: '7 (36 pt)'; Command: '7'));
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type
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TComponentAccess = class(TComponent);
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TcxHTMLEditorCombo = class(TCustomComboBoxEx)
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private
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FCmdId: Integer;
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FItemCount: Integer;
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FItemsInfo: PcxHTMLEditorComboItems;
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public
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function GetItemCommand: string;
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procedure SetValue(const AValue: string);
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property CmdId: Integer read FCmdId write FCmdId;
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property ItemCount: Integer read FItemCount write FItemCount;
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property ItemsInfo: PcxHTMLEditorComboItems read FItemsInfo write FItemsInfo;
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end;
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TcxHTMLEditorColorButton = class(TToolButton)
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private
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FColor: TcxWebColor;
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procedure SetColor(const Value: TcxWebColor);
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protected
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procedure ChangeBitmap(const Value: TColor);
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public
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function CheckMenuDropdown: Boolean; override;
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property Color: TcxWebColor read FColor write SetColor;
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end;
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TcxHTMLEditorUndoRedoButton = class(TToolButton)
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public
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constructor Create(AOwner: TComponent); override;
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function CheckMenuDropdown: Boolean; override;
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end;
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TcxPopupMenuHintFactory = class(TObject)
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private
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FDefaultPopupWndProc: Pointer;
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FPopupHintWindow: THintWindow;
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FRefCount: Integer;
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protected
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procedure PopupWndProc(var Message: TMessage);
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public
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constructor Create;
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destructor Destroy; override;
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procedure AddRef;
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procedure Release;
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property RefCount: Integer read FRefCount;
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end;
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TcxPopupMenu = class(TPopupMenu)
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public
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constructor Create(AOwner: TComponent); override;
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destructor Destroy; override;
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end;
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var
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cxPopupMenuHintFactory: TcxPopupMenuHintFactory = nil;
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{ TcxHTMLEditorCombo }
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function TcxHTMLEditorCombo.GetItemCommand: string;
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begin
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if ItemsInfo <> nil then
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Result := ItemsInfo^[ItemIndex].Command
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else
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Result := '';
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end;
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procedure TcxHTMLEditorCombo.SetValue(const AValue: string);
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var
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I: Integer;
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begin
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for I := 0 to ItemCount - 1 do
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if SameText(AValue, ItemsInfo^[I].Command) then
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begin
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ItemIndex := I;
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break;
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end;
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end;
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{ TcxHTMLEditorColorButton }
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type
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TCustomImageListAccess = class(TCustomImageList);
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function cxWebColorToWebStringEx(AColor: TcxWebColor; AsHex: Boolean): string;
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begin
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if AsHex or not cxWebColorToIdent(AColor, Result) then
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with TcxWebColorTriple(AColor) do
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Result := Format('#%.2x%.2x%.2x', [Red, Green, Blue]);
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if Pos('clWeb', Result) = 1 then
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Result := Copy(Result, 6, Length(Result) - 5);
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end;
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procedure TcxHTMLEditorColorButton.ChangeBitmap(const Value: TColor);
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var
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Image, Mask: TBitmap;
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R: TRect;
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begin
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Image := TBitmap.Create;
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Mask := TBitmap.Create;
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with R do
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begin
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Left := 1;
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Top := 12;
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Right := 15;
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Bottom := 16;
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end;
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try
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Image.Width := FToolBar.Images.Width;
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Image.Height := FToolBar.Images.Height;
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Mask.Width := Image.Width;
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Mask.Height := Image.Height;
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TCustomImageListAccess(FToolBar.Images).GetImages(ImageIndex, Image, Mask);
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Image.Canvas.Brush.Style := bsSolid;
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Image.Canvas.Brush.Color := Value;
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Image.Canvas.FillRect(R);
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FToolBar.Images.Replace(ImageIndex, Image, Mask);
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finally
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Image.Free;
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Mask.Free;
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end;
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end;
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function TcxHTMLEditorColorButton.CheckMenuDropdown: Boolean;
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begin
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if DropdownMenu <> nil then
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DropdownMenu.Tag := Integer(Self);
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Result := inherited CheckMenuDropdown;
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end;
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procedure TcxHTMLEditorColorButton.SetColor(const Value: TcxWebColor);
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function GetHint: string;
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var
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BPos: Integer;
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begin
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BPos := Pos('(', Hint) - 2;
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Result := Format('%s (%s)', [Copy(Hint, 1, BPos),
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cxWebColorToWebStringEx(Value, False)]);
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end;
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begin
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if FColor = Value then Exit;
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FColor := Value;
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ChangeBitmap(Value);
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Hint := GetHint;
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end;
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{ TcxHTMLEditorUndoRedoButton }
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function TcxHTMLEditorUndoRedoButton.CheckMenuDropdown: Boolean;
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begin
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Result := inherited CheckMenuDropdown;
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end;
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constructor TcxHTMLEditorUndoRedoButton.Create(AOwner: TComponent);
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begin
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inherited;
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end;
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{ TcxPopupMenuHintFactory }
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constructor TcxPopupMenuHintFactory.Create;
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begin
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inherited;
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FRefCount := 0;
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FDefaultPopupWndProc := Pointer(GetWindowLong(PopupList.Window, GWL_WNDPROC));
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SetWindowLong(PopupList.Window, GWL_WNDPROC, LongInt(Classes.MakeObjectInstance(PopupWndProc)));
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end;
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destructor TcxPopupMenuHintFactory.Destroy;
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begin
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SetWindowLong(PopupList.Window, GWL_WNDPROC, Longint(FDefaultPopupWndProc));
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|
FreeAndNil(FPopupHintWindow);
|
|
inherited;
|
|
end;
|
|
|
|
procedure TcxPopupMenuHintFactory.AddRef;
|
|
begin
|
|
Inc(FRefCount);
|
|
end;
|
|
|
|
procedure TcxPopupMenuHintFactory.Release;
|
|
begin
|
|
Dec(FRefCount);
|
|
end;
|
|
|
|
procedure TcxPopupMenuHintFactory.PopupWndProc(var Message: TMessage);
|
|
|
|
procedure ValidateHintWindow(HintClass: THintWindowClass);
|
|
begin
|
|
if (FPopupHintWindow = nil) or (FPopupHintWindow.ClassType <> HintClass) then
|
|
begin
|
|
FPopupHintWindow.Free;
|
|
FPopupHintWindow := HintClass.Create(nil);
|
|
end;
|
|
end;
|
|
|
|
procedure DeactivateHint;
|
|
begin
|
|
if FPopupHintWindow <> nil then
|
|
FPopupHintWindow.ReleaseHandle;
|
|
end;
|
|
|
|
procedure ActivateHint;
|
|
var
|
|
MousePos: TPoint;
|
|
HintRect: TRect;
|
|
begin
|
|
if Application.Hint <> '' then
|
|
begin
|
|
GetCursorPos(MousePos);
|
|
ValidateHintWindow(HintWindowClass);
|
|
FPopupHintWindow.Color := Application.HintColor;
|
|
HintRect := FPopupHintWindow.CalcHintRect(Screen.Width, Application.Hint, nil);
|
|
OffsetRect(HintRect, MousePos.X, MousePos.Y);
|
|
OffsetRect(HintRect, 0, GetSystemMetrics(SM_CYCURSOR) div 2 + 1);
|
|
FPopupHintWindow.ActivateHint(HintRect, Application.Hint);
|
|
end
|
|
else
|
|
DeactivateHint;
|
|
end;
|
|
|
|
function FindPopupByHandle(AHandle: HMENU): TPopupMenu;
|
|
var
|
|
I: Integer;
|
|
FoundMenu: TPopupMenu;
|
|
begin
|
|
Result := nil;
|
|
for I := 0 to PopupList.Count - 1 do
|
|
begin
|
|
FoundMenu := TPopupMenu(PopupList.Items[I]);
|
|
if FoundMenu.Handle = AHandle then
|
|
begin
|
|
Result := FoundMenu;
|
|
break;
|
|
end
|
|
else
|
|
if FoundMenu.FindItem(AHandle, fkHandle) <> nil then
|
|
begin
|
|
Result := FoundMenu;
|
|
break;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
begin
|
|
with Message do
|
|
Result := CallWindowProc(FDefaultPopupWndProc, PopupList.Window,
|
|
Msg, WParam, LParam);
|
|
if Application <> nil then
|
|
try
|
|
if (Message.Msg = WM_MENUSELECT) and
|
|
(FindPopupByHandle(Message.LParam) is TcxPopupMenu) then
|
|
ActivateHint;
|
|
if (Message.Msg = WM_UNINITMENUPOPUP) and
|
|
(FindPopupByHandle(Message.WParam) is TcxPopupMenu) then
|
|
DeactivateHint;
|
|
except
|
|
Application.HandleException(Application);
|
|
end;
|
|
end;
|
|
|
|
{ TcxPopupMenu }
|
|
|
|
constructor TcxPopupMenu.Create(AOwner: TComponent);
|
|
begin
|
|
inherited;
|
|
if cxPopupMenuHintFactory = nil then
|
|
cxPopupMenuHintFactory := TcxPopupMenuHintFactory.Create;
|
|
cxPopupMenuHintFactory.AddRef;
|
|
end;
|
|
|
|
destructor TcxPopupMenu.Destroy;
|
|
begin
|
|
cxPopupMenuHintFactory.Release;
|
|
if cxPopupMenuHintFactory.RefCount = 0 then
|
|
FreeAndNil(cxPopupMenuHintFactory);
|
|
inherited;
|
|
end;
|
|
|
|
{ TcxHTMLEditorBar }
|
|
|
|
constructor TcxHTMLEditorBar.Create(AOwner: TComponent);
|
|
begin
|
|
inherited;
|
|
FButtonList := TList.Create;
|
|
FComboList := TList.Create;
|
|
FImageList := TImageList.Create(Self);
|
|
FImageList.ResourceLoad(rtBitmap, 'CXWEBHTMLEDITORBARIMAGES', clFuchsia);
|
|
FColorPopup := TcxPopupMenu.Create(Self);
|
|
FColorPopup.AutoHotkeys := maManual;
|
|
FColorPopup.MenuAnimation := [maLeftToRight, maTopToBottom];
|
|
TComponentAccess(FColorPopup).SetDesigning(False);
|
|
PopulateColorPopup;
|
|
FColorDialog := TColorDialog.Create(Self);
|
|
FColorDialog.Options := [cdFullOpen];
|
|
AutoSize := True;
|
|
BandMaximize := bmDblClick;
|
|
Images := FImageList;
|
|
ShowHint := True;
|
|
FUIDisabled := True;
|
|
FormatBarActions[0].Method := InitFormatCombo;
|
|
FormatBarActions[2].Method := InitFontNameCombo;
|
|
FormatBarActions[4].Method := InitFontSizeCombo;
|
|
end;
|
|
|
|
destructor TcxHTMLEditorBar.Destroy;
|
|
begin
|
|
FButtonList.Free;
|
|
FComboList.Free;
|
|
inherited;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.CreateActionControls;
|
|
|
|
procedure AddToolBarControls(AToolBar: TToolBar; AActions: array of TcxHTMLEditorBarAction);
|
|
var
|
|
I: Integer;
|
|
begin
|
|
for I := High(AActions) downto Low(AActions) do
|
|
case AActions[I].ActType of
|
|
eatCombo: AddCombo(AToolBar, AActions[I]);
|
|
eatButton, eatCheck: AddButton(AToolBar, AActions[I]);
|
|
eatColor: AddColorDropDown(AToolBar, AActions[I]);
|
|
eatDropDown: AddDropDown(AToolBar, AActions[I]);
|
|
eatDevider: AddDevider(AToolBar);
|
|
eatSpacer: AddSpacer(AToolBar);
|
|
end;
|
|
end;
|
|
var
|
|
TBWidth: Integer;
|
|
begin
|
|
FFormatToolBar := AddToolBar('tbTextFormating');
|
|
AddToolBarControls(FFormatToolBar, FormatBarActions);
|
|
FTableToolBar := AddToolBar('tbTable');
|
|
AddToolBarControls(FTableToolBar, TableBarActions);
|
|
with FTableToolBar.Buttons[FTableToolBar.ButtonCount - 1] do
|
|
TBWidth := Left + Width;
|
|
TBWidth := TBWidth + FTableToolBar.Left * 2;
|
|
FFramesToolBar := AddToolBar('tbFrames');
|
|
Bands.FindBand(FTableToolBar).Width := TBWidth;
|
|
Bands.FindBand(FFramesToolBar).Break := False;
|
|
AddToolBarControls(FFramesToolBar, FramesBarActions);
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddButton(AToolBar: TToolBar;
|
|
AAction: TcxHTMLEditorBarAction);
|
|
var
|
|
Button: TToolButton;
|
|
begin
|
|
Button := TToolButton.Create(AToolBar);
|
|
with Button do
|
|
begin
|
|
Name := 'tbb' + AAction.Name;
|
|
Parent := AToolBar;
|
|
if AAction.ActType = eatCheck then
|
|
Style := tbsCheck
|
|
else
|
|
Style := tbsButton;
|
|
Hint := AAction.Hint;
|
|
ImageIndex := AAction.ImgIndex;
|
|
Enabled := False;
|
|
Tag := AAction.Command;
|
|
OnClick := ToolButtonClick;
|
|
end;
|
|
FButtonList.Add(Button);
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddCombo(AToolBar: TToolBar;
|
|
AAction: TcxHTMLEditorBarAction);
|
|
var
|
|
Combo: TcxHTMLEditorCombo;
|
|
begin
|
|
Combo := TcxHTMLEditorCombo.Create(AToolBar);
|
|
with Combo do
|
|
begin
|
|
Name := 'tbc' + AAction.Name;
|
|
Parent := AToolBar;
|
|
TabStop := False;
|
|
Enabled := False;
|
|
Hint := AAction.Hint;
|
|
CmdId := AAction.Command;
|
|
OnChange := ComboBoxChange;
|
|
OnEnter := Lock;
|
|
OnExit := UnLock;
|
|
if Assigned(AAction.Method) then
|
|
AAction.Method(Combo);
|
|
end;
|
|
TComponentAccess(Combo).SetDesigning(False);
|
|
FComboList.Add(Combo);
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddDevider(AToolBar: TToolBar);
|
|
begin
|
|
with TToolButton.Create(AToolBar) do
|
|
begin
|
|
Parent := AToolBar;
|
|
Style := tbsSeparator;
|
|
Width := 8;
|
|
end;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.PopulateColorPopup;
|
|
var
|
|
Item: TMenuItem;
|
|
begin
|
|
Item := TMenuItem.Create(FColorPopup);
|
|
Item.Caption := scxBarStdColors;
|
|
Item.Tag := 2;
|
|
FColorPopup.Items.Add(Item);
|
|
GetColorValues(AddStdColor);
|
|
|
|
Item := TMenuItem.Create(FColorPopup);
|
|
Item.Caption := scxBarWebColors;
|
|
Item.Tag := 10;
|
|
FColorPopup.Items.Add(Item) ;
|
|
|
|
Item := TMenuItem.Create(FColorPopup);
|
|
Item.Caption := scxBarSystemColors;
|
|
Item.Tag := 4;
|
|
FColorPopup.Items.Add(Item);
|
|
cxGetWebColorPalette(AddWebColor);
|
|
|
|
Item := TMenuItem.Create(FColorPopup);
|
|
Item.Caption := scxBarCustomColor + cDialogSuffix;
|
|
Item.OnClick := CustomColorClick;
|
|
FColorPopup.Items.Add(Item);
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddStdColor(const S: string);
|
|
begin
|
|
if FColorPopup.Items[0].Count < StandardColorsCount then
|
|
AddColorItem(FColorPopup.Items[0], StringToColor(S)); // standard palette
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddWebColor(const S: string);
|
|
begin
|
|
if FColorPopup.Items[1].Count < 140 then
|
|
AddColorItem(FColorPopup.Items[1], cxStringToWebColor(S)) // web palette
|
|
else
|
|
AddColorItem(FColorPopup.Items[2], cxStringToWebColor(S)); // system palette
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddColorItem(AParent: TMenuItem; Color: Integer);
|
|
var
|
|
Item: TMenuItem;
|
|
R: TRect;
|
|
begin
|
|
Item := TMenuItem.Create(AParent);
|
|
Item.Tag := Color;
|
|
Item.Hint := cxWebColorToWebStringEx(Item.Tag, False);
|
|
with R do
|
|
begin
|
|
Left := 0;
|
|
Top := 0;
|
|
Right := 16;
|
|
Bottom := 16;
|
|
end;
|
|
with Item.Bitmap do
|
|
begin
|
|
Transparent := False;
|
|
TransparentColor := clNone;
|
|
Width := R.Right - R.Left;
|
|
Height := R.Bottom - R.Top;
|
|
Canvas.Brush.Style := bsSolid;
|
|
Canvas.Brush.Color := clBtnShadow;
|
|
Canvas.FrameRect(R);
|
|
Canvas.Brush.Color := Color;
|
|
InflateRect(R, -1, -1);
|
|
Canvas.FillRect(R);
|
|
end;
|
|
Item.OnClick := ColorPopupClick;
|
|
Item.OnMeasureItem := MeasureColorPopupItem;
|
|
AParent.Add(Item);
|
|
if Item.MenuIndex mod AParent.Tag = 0 then
|
|
Item.Break := mbBreak;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.Lock(ASender: TObject);
|
|
begin
|
|
FDisableLocked := True;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.UnLock(ASender: TObject);
|
|
begin
|
|
FDisableLocked := False;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddColorDropDown(AToolBar: TToolBar;
|
|
AAction: TcxHTMLEditorBarAction);
|
|
var
|
|
Button: TToolButton;
|
|
begin
|
|
Button := TcxHTMLEditorColorButton.Create(AToolBar);
|
|
with Button do
|
|
begin
|
|
Name := 'tbb' + AAction.Name;
|
|
Parent := AToolBar;
|
|
Style := tbsDropDown;
|
|
Hint := AAction.Hint + ' ('+ scxBarColorHintDef +')';
|
|
ImageIndex := AAction.ImgIndex;
|
|
DropdownMenu := FColorPopup;
|
|
Enabled := False;
|
|
Tag := AAction.Command;
|
|
OnClick := DropDownClick;
|
|
end;
|
|
FButtonList.Add(Button);
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddDropDown(AToolBar: TToolBar;
|
|
AAction: TcxHTMLEditorBarAction);
|
|
var
|
|
Button: TToolButton;
|
|
begin
|
|
Button := TcxHTMLEditorUndoRedoButton.Create(AToolBar);
|
|
with Button do
|
|
begin
|
|
Name := 'tbb' + AAction.Name;
|
|
Parent := AToolBar;
|
|
Style := tbsDropDown;
|
|
Hint := AAction.Hint;
|
|
ImageIndex := AAction.ImgIndex;
|
|
Enabled := False;
|
|
Tag := AAction.Command;
|
|
OnClick := ToolButtonClick;
|
|
end;
|
|
FButtonList.Add(Button);
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.AddSpacer(AToolBar: TToolBar);
|
|
begin
|
|
with TLabel.Create(AToolBar) do
|
|
begin
|
|
Parent := AToolBar;
|
|
AutoSize := False;
|
|
Caption := '';
|
|
Width := 4;
|
|
end;
|
|
end;
|
|
|
|
function TcxHTMLEditorBar.AddToolBar(const AName: string): TToolBar;
|
|
begin
|
|
Result := TToolBar.Create(Self);
|
|
with Result do
|
|
begin
|
|
Parent := Self;
|
|
Name := AName;
|
|
Images := FImageList;
|
|
AutoSize := True;
|
|
BorderWidth := 1;
|
|
EdgeInner := esNone;
|
|
EdgeOuter := esNone;
|
|
Flat := True;
|
|
Height := 26;
|
|
end;
|
|
TComponentAccess(Result).SetDesigning(False);
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.ComboBoxChange(ASender: TObject);
|
|
var
|
|
VIn: OleVariant;
|
|
Combo: TcxHTMLEditorCombo;
|
|
begin
|
|
if FUIDisabled or (CommandTarget = nil) or
|
|
not (ASender is TcxHTMLEditorCombo) then Exit;
|
|
Combo := TcxHTMLEditorCombo(ASender);
|
|
VIn := Combo.GetItemCommand;
|
|
CommandTarget.Exec(@CGID_MSHTML, Combo.CmdId, OLECMDEXECOPT_DONTPROMPTUSER, @VIn, nil);
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.ToolButtonClick(ASender: TObject);
|
|
begin
|
|
if FUIDisabled or (CommandTarget = nil) then Exit;
|
|
CommandTarget.Exec(@CGID_MSHTML, TComponent(ASender).Tag, OLECMDEXECOPT_DODEFAULT, nil, nil)
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.DropDownClick(ASender: TObject);
|
|
var
|
|
VIn: OleVariant;
|
|
Color: TcxWebColor;
|
|
begin
|
|
if FUIDisabled or (CommandTarget = nil) then Exit;
|
|
if not (ASender is TcxHTMLEditorColorButton) then Exit;
|
|
Color := TcxHTMLEditorColorButton(ASender).Color;
|
|
VIn := cxWebColorToWebStringEx(Color, False);
|
|
CommandTarget.Exec(@CGID_MSHTML, TComponent(ASender).Tag, OLECMDEXECOPT_DODEFAULT, @VIn, nil)
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.ColorPopupClick(ASender: TObject);
|
|
var
|
|
Item: TMenuItem;
|
|
Menu: TComponent;
|
|
begin
|
|
Item := TMenuItem(ASender);
|
|
Menu := Item.Owner;
|
|
while not (Menu is TcxPopupMenu) do
|
|
Menu := Menu.Owner;
|
|
if TObject(Menu.Tag) is TcxHTMLEditorColorButton then
|
|
begin
|
|
TcxHTMLEditorColorButton(Menu.Tag).Color := Item.Tag;
|
|
TToolButton(Menu.Tag).Click;
|
|
end;
|
|
Menu.Tag := 0;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.CustomColorClick(ASender: TObject);
|
|
var
|
|
Button: TcxHTMLEditorColorButton;
|
|
begin
|
|
Button := TcxHTMLEditorColorButton(TComponent(ASender).Owner.Tag);
|
|
if Button = nil then Exit;
|
|
FColorDialog.Color := Button.Color;
|
|
if FColorDialog.Execute then
|
|
begin
|
|
Button.Color := FColorDialog.Color;
|
|
Button.Click;
|
|
TComponent(ASender).Owner.Tag := 0;
|
|
end;
|
|
end;
|
|
|
|
function TcxHTMLEditorBar._AddRef: Integer;
|
|
begin
|
|
Result := -1;
|
|
end;
|
|
|
|
function TcxHTMLEditorBar._Release: Integer;
|
|
begin
|
|
Result := -1;
|
|
end;
|
|
|
|
function TcxHTMLEditorBar.QueryInterface(const IID: TGUID;
|
|
out Obj): HResult;
|
|
begin
|
|
if GetInterface(IID, Obj) then
|
|
Result := 0
|
|
else
|
|
Result := E_NOINTERFACE;
|
|
end;
|
|
|
|
|
|
procedure TcxHTMLEditorBar.SetCommandTarget(const ACommandTarget: IcxOleCommandTarget);
|
|
begin
|
|
FCommandTarget := ACommandTarget;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.DisableUI(const ADisabled: Boolean);
|
|
begin
|
|
FUIDisabled := ADisabled and not FDisableLocked;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.UpdateActionControls;
|
|
const
|
|
BuffLen = 255;
|
|
var
|
|
I: Integer;
|
|
Button: TToolButton;
|
|
Combo: TcxHTMLEditorCombo;
|
|
Cmd: TOleCmd;
|
|
VOut: OleVariant;
|
|
Text: POleCmdText;
|
|
begin
|
|
if FUIDisabled or (CommandTarget = nil) then
|
|
for I := 0 to FButtonList.Count - 1 do
|
|
TToolButton(FButtonList[I]).Enabled := False
|
|
else
|
|
begin
|
|
// Update Buttons
|
|
for I := 0 to FButtonList.Count - 1 do
|
|
begin
|
|
Button := TToolButton(FButtonList[I]);
|
|
Cmd.cmdID := Button.Tag;
|
|
Cmd.cmdf := 0;
|
|
GetMem(Text, SizeOf(TOleCmdText) + BuffLen * SizeOf(WideChar));
|
|
try
|
|
Text^.cmdtextf := OLECMDTEXTF_STATUS;
|
|
Text^.cwBuf := BuffLen;
|
|
Text^.cwActual := 0;
|
|
if CommandTarget.QueryStatus(@CGID_MSHTML, 1, @Cmd, Text) = S_OK then
|
|
begin
|
|
Button.Enabled := (Cmd.cmdf and OLECMDF_ENABLED) = OLECMDF_ENABLED;
|
|
Button.Down := (Cmd.cmdf and OLECMDF_LATCHED) = OLECMDF_LATCHED;
|
|
if Text^.cwActual > 0 then
|
|
Button.Hint := WideCharToString(Text^.rgwz);
|
|
end;
|
|
finally
|
|
FreeMem(Text);
|
|
end;
|
|
end;
|
|
// Update Combos
|
|
for I := 0 to FComboList.Count - 1 do
|
|
begin
|
|
Combo := TcxHTMLEditorCombo(FComboList[I]);
|
|
Cmd.cmdID := Combo.CmdId;
|
|
Cmd.cmdf := 0;
|
|
if CommandTarget.QueryStatus(@CGID_MSHTML, 1, @Cmd, @Text) = S_OK then
|
|
Combo.Enabled := (Cmd.cmdf and OLECMDF_ENABLED) = OLECMDF_ENABLED;
|
|
VarClear(VOut);
|
|
if (CommandTarget.Exec(@CGID_MSHTML, Cmd.cmdID, OLECMDEXECOPT_DONTPROMPTUSER, nil, @VOut) = S_OK) then
|
|
try
|
|
Combo.SetValue(VarToStr(VOut));
|
|
except
|
|
end;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.InitCombo(ACombo: TCustomCombo;
|
|
const AItems: array of TcxHTMLEditorComboItem);
|
|
var
|
|
I: Integer;
|
|
begin
|
|
for I := Low(AItems) to High(AItems) do
|
|
ACombo.Items.Add(AItems[I].Caption);
|
|
TcxHTMLEditorCombo(ACombo).ItemsInfo := @AItems;
|
|
TcxHTMLEditorCombo(ACombo).ItemCount := High(AItems) - Low(AItems) + 1;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.InitFontNameCombo(ASender: TObject);
|
|
var
|
|
I: Integer;
|
|
begin
|
|
if not (ASender is TcxHTMLEditorCombo) then Exit;
|
|
SetLength(FontNameComboItems, Screen.Fonts.Count + 1);
|
|
FontNameComboItems[0].Caption := '(' + scxBarFontComboDef + ')';
|
|
FontNameComboItems[0].Command := '';
|
|
for I := 0 to Screen.Fonts.Count - 1do
|
|
begin
|
|
FontNameComboItems[I + 1].Caption := Screen.Fonts.Strings[I];
|
|
FontNameComboItems[I + 1].Command := Screen.Fonts.Strings[I];
|
|
end;
|
|
InitCombo(TcxHTMLEditorCombo(ASender), FontNameComboItems);
|
|
with TcxHTMLEditorCombo(ASender) do
|
|
begin
|
|
ItemIndex := 0;
|
|
Width := 140;
|
|
Style := csExDropDownList;
|
|
end;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.InitFontSizeCombo(ASender: TObject);
|
|
begin
|
|
if not (ASender is TcxHTMLEditorCombo) then Exit;
|
|
InitCombo(TcxHTMLEditorCombo(ASender), FontSizeComboItems);
|
|
with TcxHTMLEditorCombo(ASender) do
|
|
begin
|
|
Style := csExDropDownList;
|
|
ItemIndex := 0;
|
|
Width := 65;
|
|
end;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.InitFormatCombo(ASender: TObject);
|
|
begin
|
|
if not (ASender is TCustomCombo) then Exit;
|
|
InitCombo(TcxHTMLEditorCombo(ASender), FormatComboItems);
|
|
with TComboBoxEx(ASender) do
|
|
begin
|
|
Style := csExDropDownList;
|
|
ItemIndex := 0;
|
|
Width := 100;
|
|
end;
|
|
end;
|
|
|
|
procedure TcxHTMLEditorBar.MeasureColorPopupItem(Sender: TObject;
|
|
ACanvas: TCanvas; var Width, Height: Integer);
|
|
var
|
|
NonClientMetrics: TNonClientMetrics;
|
|
begin
|
|
NonClientMetrics.cbSize := sizeof(NonClientMetrics);
|
|
if SystemParametersInfo(SPI_GETNONCLIENTMETRICS, 0, @NonClientMetrics, 0) then
|
|
begin
|
|
Width := Height + NonClientMetrics.lfMenuFont.lfHeight;
|
|
Height := NonClientMetrics.iMenuHeight + 2;
|
|
end;
|
|
end;
|
|
|
|
end.
|
|
|
|
|