[1693] | 1 | unit skaSpellCheck;
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| 2 | (* ***************************** BEGIN LICENSE BLOCK **********************
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| 3 | *
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| 4 | * Copyright (C) 2015
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| 5 | * Sunil Kumar Arora (digitiger@gmail.com sunil@healthsevak.com)
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| 6 | * All Rights Reserved.
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| 7 | * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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| 8 | *
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| 9 | * The contents of this file are subject to the Mozilla Public License Version
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| 10 | * 1.1 (the "License"); you may not use this file except in compliance with
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| 11 | * the License. You may obtain a copy of the License at
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| 12 | * http://www.mozilla.org/MPL/
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| 13 | *
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| 14 | * Software distributed under the License is distributed on an "AS IS" basis,
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| 15 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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| 16 | * for the specific language governing rights and limitations under the
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| 17 | * License.
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| 18 | *
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[1715] | 19 | *Special Note:
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| 20 | * This work has heavily relies upon rather build upon Copyrighted work by
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| 21 | * Miha Vrhovnik (http://simail.sf.net, http://xcollect.sf.net) which is
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| 22 | * available at http://sourceforge.net/projects/hunspell/
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| 23 | *
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[1693] | 24 | * Alternatively, the content of this file maybe used under the terms of either
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| 25 | * the GNU General Public License Version 2 or later (the "GPL"), or the GNU
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| 26 | * Lesser General Public License Version 2.1 or later (the "LGPL"), in which
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| 27 | * case the provisions of the GPL or the LGPL are applicable instead of those
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| 28 | * above. If you wish to allow use of your version of this file only under the
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| 29 | * terms of either the GPL or the LGPL, and not to allow others to use your
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| 30 | * version of this file under the terms of the MPL, indicate your division by
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| 31 | * deleting the provisions above and replace them with the notice and other
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| 32 | * provisions required by the GPL or LGPL. If you do not delete the provisions
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| 33 | * above, a recipient may use your version of this file under the terms of any
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| 34 | * one of the MPL, the GPL or the LGPL.
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| 35 | *
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| 36 | * *********************** END LICENSE BLOCK *********************************)
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| 37 |
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| 38 | interface
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| 39 |
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| 40 | uses
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[1715] | 41 | Windows, Classes, SysUtils, ComCtrls, StdCtrls, Graphics, Forms, Controls;
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[1693] | 42 |
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| 43 | const
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[1715] | 44 | AboutThis = 'A wrapper component developed by Sunil K Arora '
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| 45 | + '(digitiger@gmail.com) of HealthSevak using OpenSource HanSpell engine';
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[1693] | 46 | type
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[1715] | 47 | TSpellState = (ssNoengine, ssInActive, ssReady, ssChecking, ssCancelled,
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| 48 | ssCompleted);
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| 49 | TStateChangeEvent = procedure (const Sender : TObject;
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| 50 | const State : TSpellState) of object;
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[1693] | 51 |
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| 52 | TskaHunSpellChecker = class(TComponent)
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| 53 | private
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| 54 | FActiveOrLoaded: Boolean;
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| 55 | FpointerHunLib: Pointer;
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| 56 | FSourceEdit: TRichEdit;
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| 57 | FSuggestionList: TListbox;
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| 58 |
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| 59 | FAffixFileName: string;
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| 60 | FDictFileName: string;
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| 61 | CurrentWord: String;
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| 62 | CurrentText: String;
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| 63 | FoundAt: Integer;
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| 64 | PosOfFirstCharInCurrentLine: integer;
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| 65 | CurrentLine: Integer;
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| 66 | FIgnore: TStringList;
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| 67 | WaitForUser: Boolean;
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| 68 | WordLength:integer;
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| 69 | WordPos: Integer;
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| 70 | PREditorWndProc:pointer;
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| 71 | FHighlightColor: TColor;
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| 72 | FUndoList: TStringList;
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| 73 | FCustDict: TStringList;
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| 74 | FCustom: String;
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| 75 | FModified: Boolean;
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| 76 | FHighlightEdit: TEdit;
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[1694] | 77 | FTxtBeforeManualEdit: String;
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[1715] | 78 |
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| 79 | FStatus: TSpellState;
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| 80 | FOnStart: TNotifyEvent;
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| 81 | FOnAbort : TNotifyEvent;
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| 82 | FOnStateChange : TStateChangeEvent;
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| 83 |
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[1693] | 84 | function AddCustomWord(aWord: String; isInternal: Boolean = False): Boolean;
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| 85 | overload; virtual;
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| 86 | Function CurrentWordDetail(WithPosition: Boolean= True): String;
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| 87 | function GetActive: Boolean;
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| 88 | function GetStatus: TSpellState;
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| 89 | procedure Initialize;
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| 90 | procedure SetActive(const Value: Boolean);
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| 91 | procedure SetAffixFileName(const Value: string);
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| 92 | procedure SetCustomDict(const Value: String);
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| 93 | procedure SetDictFileName(const Value: string);
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| 94 | procedure SetHighLightEdit(const Value: TEdit);
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| 95 | procedure SetSourceEdit(const Value: TRichEdit);
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| 96 | Function ShowMisSpelledWord:boolean;
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| 97 | procedure Loaded; override;
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| 98 | procedure ReplaceCurrentWordWith(const aNewWord: String);
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| 99 | function GetAboutThis: String;
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[1694] | 100 | procedure SaveForUndo(const Ignoring: Boolean=False);
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[1715] | 101 | procedure InformStatusChange;
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[1693] | 102 | public
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| 103 | constructor Create(AOwner: TComponent); overload; override;
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| 104 | constructor Create(AOwner: TComponent; SourceTextRichEdit: TRichedit;
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| 105 | SuggestList: TListbox); ReIntroduce; overload;
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| 106 | destructor Destroy; override;
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| 107 |
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| 108 | function AbortSpellCheck(Verbose: Boolean = True):Boolean;
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| 109 | function AddCustomWord: Boolean; overload; virtual;
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| 110 | procedure Change;
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| 111 | procedure ChangeAll;
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| 112 | procedure CheckSpelling;
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| 113 | procedure Close; virtual;
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| 114 | procedure CorrectWithMyWord;
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| 115 | procedure GetSuggestions(const aMisSpeltWord: string;
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| 116 | const SuggestionList: TStrings); dynamic;
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| 117 | procedure IgnoreAll;
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| 118 | procedure IgnoreOnce;
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| 119 | function IsMisspelled(const AWord: string): Boolean; dynamic;
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[1694] | 120 | procedure ManualChangeStart;
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| 121 | procedure ManualChangeDone;
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[1693] | 122 | function Open:Boolean; virtual;
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[1715] | 123 | procedure ReOpen;
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[1693] | 124 | function ReStart: Boolean; virtual;
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| 125 | function Undo: Boolean;
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[1715] | 126 | property SpellCheckState: TSpellState read GetStatus default ssInActive;
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[1693] | 127 | published
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| 128 | property About: String read GetAboutThis;
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| 129 | property Active: Boolean read GetActive write SetActive;
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| 130 | property AffixFileName: string read FAffixFileName write SetAffixFileName;
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| 131 | property CustDictionaryFile: String read FCustom write SetCustomDict;
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| 132 | property DictionaryFileName:string read FDictFileName write SetDictFileName;
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[1715] | 133 | property ColorForMisspelled: TColor read FHighlightColor
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| 134 | write FHighlightColor default clRed;
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[1693] | 135 | property MisSpeltWord: TEdit read FHighlightEdit write SetHighLightEdit;
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| 136 | property IsModified: Boolean read FModified;
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[1715] | 137 | property OnStart : TNotifyEvent read FOnStart write FOnStart;
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| 138 | property OnStateChange : TStateChangeEvent read FOnStateChange
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| 139 | write FOnStateChange;
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| 140 | property OnAbort : TNotifyEvent read FOnAbort write FOnAbort;
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[1693] | 141 | property SourceTextControl: TRichEdit read FSourceEdit write SetSourceEdit;
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[1715] | 142 | property SuggestionList:TListbox read FSuggestionList write FSuggestionList;
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[1693] | 143 |
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| 144 | end;
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| 145 |
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| 146 | procedure Register;
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| 147 |
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| 148 | Const
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| 149 | CompletionMessage = 'Spell Check Complete.';
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| 150 | CaptionForNewWord = 'New Word Suggestion';
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| 151 | ConfirmAbort = 'Really abort?';
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[1715] | 152 | ConfirmComplete = 'If you accept last change than SpellCheck is complete.'
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| 153 | + #13 + ' To review last change click on "Cancel".';
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[1693] | 154 | PromptForNewWord = 'Specify the replacement for current mis-spelt word:';
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| 155 | DLLNotLoaded = 'Failed to load SpellCheck Engine DLL.';
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| 156 | MisSpeltReplacement = 'The new word specified by you "%s" looks mis-spelt!'
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| 157 | +' Would you want to still use it? Click NO button '
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| 158 | +'to specify better replacement word.';
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[1715] | 159 |
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[1693] | 160 | var
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| 161 | OldRichEditWndProc: {integer}pointer;
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| 162 | CurrentMe: TskaHunSpellChecker;
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| 163 | implementation
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[1715] | 164 | uses messages, Dialogs, RichEdit, SHFolder, uHunSpellLib;
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[1693] | 165 |
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| 166 | procedure Register;
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| 167 | begin
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| 168 | RegisterComponentsProc('SkA Utility', [TskaHunSpellChecker]);
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| 169 | end;
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| 170 |
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| 171 | { TskaHunSpellChecker }
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| 172 |
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| 173 | function TskaHunSpellChecker.AbortSpellCheck(Verbose: Boolean = True): Boolean;
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| 174 | begin
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[1712] | 175 | if FStatus <> ssChecking then
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| 176 | begin
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| 177 | FStatus := ssCancelled;
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| 178 | Close;
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| 179 | exit;
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| 180 | end;
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| 181 |
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[1693] | 182 | Result := (not isModified) or
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| 183 | (not Verbose) or (MessageDlg(ConfirmAbort, mtConfirmation,
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| 184 | [mbYes, mbNo],0, mbNo) = 6);
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| 185 |
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[1715] | 186 | if Result and (FUndoList.Count > 0) then
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| 187 | begin
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| 188 | SourceTextControl.Text := FUndoList[0];
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| 189 | FUndoList.Clear;
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| 190 | FUndoList.Add(SourceTextControl.Text);
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| 191 | end;
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| 192 | FIgnore.Clear;
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| 193 | FStatus := ssCancelled;
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| 194 | SourceTextControl.Invalidate;
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| 195 | if Assigned(OnAbort) then
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| 196 | OnAbort(Self);
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[1693] | 197 | end;
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| 198 |
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[1715] | 199 | function TskaHunSpellChecker.AddCustomWord(aWord: String;
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| 200 | isInternal: Boolean = False): Boolean;
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[1693] | 201 | begin
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| 202 | Result := False;
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[1715] | 203 | if (not active) or (trim(aWord) = '') or (SpellCheckState <> ssChecking)
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| 204 | or (not assigned(SourceTextControl)) or (not assigned(SuggestionList)) then
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| 205 | begin
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| 206 | Result := False;
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| 207 | exit;
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| 208 | end;
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[1693] | 209 | uHunSpellLib.hunspell_put_word(FpointerHunLib, PAnsiChar(AnsiString(aWord)));
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| 210 | Result := True;
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| 211 | end;
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| 212 |
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| 213 | procedure TskaHunSpellChecker.ChangeAll;
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| 214 | begin
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[1715] | 215 | if (SpellCheckState <> ssChecking) or (not assigned(SourceTextControl))
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| 216 | or (not assigned(SuggestionList)) then
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[1693] | 217 | exit;
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| 218 | SaveForUndo;
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| 219 | SourceTextControl.Text := StringReplace(SourceTextControl.Text,
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| 220 | CurrentWord, SuggestionList.Items[SuggestionList.ItemIndex],
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| 221 | [rfReplaceAll,rfIgnoreCase]);
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| 222 | WaitForUser := False;
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| 223 | FModified := True;
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| 224 | SourceTextControl.Invalidate;
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| 225 |
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| 226 | end;
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| 227 |
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| 228 | function TskaHunSpellChecker.AddCustomWord: Boolean;
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| 229 | begin
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| 230 | Result := AddCustomWord(CurrentWord, False);
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| 231 | FCustdict.Add(CurrentWord);
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| 232 | WaitForUser := False;
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| 233 | AbortSpellCheck(False);
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| 234 | Initialize;
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| 235 | CheckSpelling;
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| 236 | ShowMisSpelledWord;
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| 237 | end;
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| 238 |
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[1715] | 239 | procedure TskaHunSpellChecker.ReOpen;
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| 240 | begin
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| 241 | Close;
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| 242 | Open;
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| 243 | end;
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| 244 |
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[1693] | 245 | procedure TskaHunSpellChecker.ReplaceCurrentWordWith(const aNewWord: String);
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| 246 | var
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| 247 | full: String;
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| 248 | prefix: string;
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| 249 | suffix: string;
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| 250 | begin
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| 251 | full := SourceTextControl.Lines[CurrentLine];
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[1715] | 252 | {remember there is one extra space at the start of the line prefixed while
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| 253 | populating this variable}
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| 254 | prefix := copy(CurrentText, 2, WordPos-2);
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[1693] | 255 | Suffix := copy(CurrentText, WordPos+WordLength,
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| 256 | length(CurrentText));
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| 257 | SaveForUndo;
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[1715] | 258 | FModified := True;
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[1693] | 259 | SourceTextControl.Lines[CurrentLine] :=prefix + aNewWord + suffix;
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| 260 | WaitForUser := False;
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| 261 | FStatus := ssChecking;
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| 262 | FModified := True;
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| 263 | SourceTextControl.Invalidate;
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| 264 | end;
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| 265 |
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| 266 | function TskaHunSpellChecker.ReStart: Boolean;
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| 267 | begin
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| 268 | Close;
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| 269 | Result := Open;
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| 270 | Initialize;
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| 271 | WaitForUser := False;
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[1715] | 272 | if FStatus <> ssChecking then
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| 273 | begin
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| 274 | FStatus := ssChecking;
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| 275 | InformStatusChange;
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| 276 | end;
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[1693] | 277 | SourceTextControl.Invalidate;
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| 278 | Result := not WaitForUser;
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| 279 | end;
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| 280 |
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| 281 | procedure TskaHunSpellChecker.Change;
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| 282 |
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| 283 | begin
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[1715] | 284 | if (SpellCheckState <> ssChecking) or (not assigned(SourceTextControl))
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| 285 | or (not assigned(SuggestionList)) then
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[1693] | 286 | exit;
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| 287 | ReplaceCurrentWordWith(SuggestionList.Items[SuggestionList.ItemIndex]);
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| 288 | end;
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| 289 |
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| 290 | procedure TskaHunSpellChecker.CheckSpelling;
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| 291 | begin
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[1715] | 292 | if (SpellCheckState = ssChecking) or (not assigned(SourceTextControl))
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| 293 | or (trim(SourceTextControl.Text)= '') or (not assigned(SuggestionList)) then
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[1693] | 294 | exit;
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| 295 |
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| 296 | Initialize;
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| 297 | FUndoList.Clear;
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[1715] | 298 | FUndoList.Add(SourceTextControl.Text);
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| 299 | FIgnore.Clear;
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[1693] | 300 | WaitForUser := False;
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| 301 | FStatus := ssChecking;
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[1715] | 302 | if Assigned(OnStart) then
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| 303 | OnStart(Self);
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[1693] | 304 | SourceTextControl.Invalidate;
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| 305 | end;
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| 306 |
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| 307 | procedure TskaHunSpellChecker.Close;
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| 308 | begin
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| 309 | if not Active then Exit;
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[1715] | 310 | uHunSpellLib.hunspell_uninitialize(FpointerHunLib);
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[1693] | 311 | FpointerHunLib := nil;
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[1715] | 312 | FStatus := ssInActive;
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| 313 | InformStatusChange;
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[1693] | 314 | end;
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| 315 |
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| 316 |
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| 317 | procedure TskaHunSpellChecker.CorrectWithMyWord;
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| 318 | var
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| 319 | NewWord: String;
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| 320 | GotIt: Boolean;
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| 321 | begin
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[1715] | 322 | if (SpellCheckState <> ssChecking) or (not assigned(SourceTextControl))
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| 323 | or (not assigned(SuggestionList)) then
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[1693] | 324 | exit;
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| 325 |
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| 326 | if SuggestionList.Count > 0 then
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| 327 | NewWord := SuggestionList.Items[0]
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| 328 | else
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| 329 | NewWord := CurrentWord;
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| 330 |
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| 331 | GotIt := False;
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| 332 | while not GotIt do
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| 333 | begin
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| 334 | if not InputQuery(CaptionForNewWord, PromptForNewWord, NewWord) then
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| 335 | exit;
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| 336 |
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| 337 | GotIt := (not IsMisspelled(NewWord))
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| 338 | or (MessageDlg(Format(MisSpeltReplacement,[NewWord]),
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| 339 | mtWarning, [mbYes, mbNo],0, mbNo) =6) ;
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| 340 | end;
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| 341 |
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| 342 | if IsMisspelled(NewWord) then
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| 343 | AddCustomWord(NewWord, True);
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| 344 |
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| 345 | ReplaceCurrentWordWith(NewWord);
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| 346 | end;
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| 347 |
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| 348 | constructor TskaHunSpellChecker.Create(AOwner: TComponent);
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| 349 | begin
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| 350 | inherited;
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| 351 | ColorForMisspelled := clRed;
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| 352 |
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| 353 | CurrentMe := Self;
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| 354 | FIgnore := TStringList.Create;
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| 355 | FCustDict := TStringList.Create;
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| 356 |
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[1715] | 357 | if (trim(CustDictionaryFile)<>'') and (FileExists(CustDictionaryFile)) then
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[1693] | 358 | try
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| 359 | FCustDict.LoadFromFile(CustDictionaryFile);
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| 360 | except
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| 361 | end;
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| 362 |
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| 363 | FUndoList := TStringList.Create;
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| 364 |
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[1715] | 365 | FStatus := ssInActive;
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[1693] | 366 | WaitForUser := False;
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| 367 | WordPos := 0;
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| 368 | end;
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| 369 |
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| 370 | constructor TskaHunSpellChecker.Create(AOwner: TComponent;
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| 371 | SourceTextRichEdit: TRichedit; SuggestList: TListbox);
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| 372 | begin
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| 373 | create(AOwner);
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| 374 | SourceTextControl := SourceTextRichEdit;
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| 375 | SuggestionList := SuggestList;
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| 376 | end;
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| 377 |
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| 378 | function TskaHunSpellChecker.CurrentWordDetail(WithPosition: Boolean): String;
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| 379 | begin
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| 380 | Result := '$$' + CurrentWord + '$$';
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| 381 | if WithPosition then
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| 382 | Result := '$$' + IntToStr(FoundAt+1) + Result;
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| 383 | end;
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| 384 |
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| 385 | destructor TskaHunSpellChecker.Destroy;
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| 386 | begin
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| 387 | Close;
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| 388 | FIgnore.clear;
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| 389 | FreeAndNil(FIgnore);
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| 390 | FreeAndNil(FUndoList);
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| 391 | if not (csDesigning in ComponentState) then
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| 392 | try
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| 393 | if FCustDict.Count > 0 then
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| 394 | try
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| 395 | FCustDict.SaveToFile(CustDictionaryFile);
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| 396 | except
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| 397 | end;
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| 398 | finally
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| 399 | FCustDict.Free;
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| 400 | end;
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| 401 | inherited;
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| 402 | end;
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| 403 |
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| 404 | function TskaHunSpellChecker.GetAboutThis: String;
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| 405 | begin
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| 406 | Result := AboutThis;
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| 407 | end;
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| 408 |
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| 409 | function TskaHunSpellChecker.GetActive: Boolean;
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| 410 | begin
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| 411 | Result := (FpointerHunLib <> nil);
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| 412 | end;
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| 413 |
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| 414 | function TskaHunSpellChecker.GetStatus: TSpellState;
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| 415 | begin
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| 416 | Result := FStatus;
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| 417 | end;
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| 418 |
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| 419 | procedure TskaHunSpellChecker.GetSuggestions(const aMisSpeltWord: string;
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| 420 | const SuggestionList: TStrings);
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| 421 | var
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| 422 | i: Integer;
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| 423 | pMisSpelt: PAnsiChar;
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| 424 | suggestions: PPAnsiChar;
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| 425 | Results: PPAnsiChar;
|
---|
| 426 | Count: Integer;
|
---|
| 427 | begin
|
---|
| 428 | if (not Active) or (not Assigned(SuggestionList)) then
|
---|
| 429 | exit;
|
---|
| 430 |
|
---|
| 431 | pMisSpelt := PAnsiChar(AnsiString(aMisSpeltWord));
|
---|
| 432 |
|
---|
| 433 | if not uHunSpellLib.hunspell_spell(FpointerHunLib, pMisSpelt) then
|
---|
| 434 | uHunSpellLib.hunspell_suggest_auto(FpointerHunLib, pMisSpelt, suggestions);
|
---|
| 435 | begin
|
---|
[1715] | 436 | Count :=uHunSpellLib.hunspell_suggest(FpointerHunLib,pMisSpelt,suggestions);
|
---|
[1693] | 437 | Results := suggestions;
|
---|
| 438 | for i := 1 to Count do
|
---|
| 439 | begin
|
---|
| 440 | SuggestionList.Add(Results^);
|
---|
| 441 | Inc(Integer(Results), SizeOf(Pointer));
|
---|
| 442 | end;
|
---|
| 443 | uHunSpellLib.hunspell_suggest_free(FpointerHunLib, suggestions, Count);
|
---|
| 444 | end;
|
---|
| 445 | end;
|
---|
| 446 |
|
---|
| 447 | function TskaHunSpellChecker.ShowMisSpelledWord: boolean;
|
---|
| 448 | var
|
---|
| 449 | I , l :integer;
|
---|
| 450 | CharPosion:integer;
|
---|
| 451 | FirstVisibleLine, LastVisibleLine:integer;
|
---|
| 452 |
|
---|
| 453 | hndl: hwnd;
|
---|
| 454 | dcForHndl: THandle;
|
---|
| 455 | visrect:Trect;
|
---|
| 456 | vispoint:TPoint;
|
---|
| 457 | procedure ShowMisSpelletWord;
|
---|
| 458 | begin
|
---|
| 459 | if Assigned(FHighlightEdit) then
|
---|
| 460 | begin
|
---|
| 461 | FHighlightEdit.Font.Color := ColorForMisspelled;
|
---|
| 462 | FHighlightEdit.Text := CurrentWord;
|
---|
| 463 | FHighlightEdit.Show;
|
---|
| 464 | end ;
|
---|
| 465 |
|
---|
| 466 | if ((PosOfFirstCharInCurrentLine + FoundAt) < 1) then
|
---|
| 467 | exit;
|
---|
| 468 |
|
---|
[1715] | 469 | SendMessage (SourceTextControl.Handle, EM_POSFROMCHAR, integer(@VisPoint),
|
---|
| 470 | PosOfFirstCharInCurrentLine + FoundAt-1);
|
---|
[1693] | 471 | SetTextColor(dcForHndl, ColorForMisspelled);
|
---|
[1715] | 472 | TextOut(dcForHndl, VisPoint.x, VisPoint.y, pchar(CurrentWord), WordLength);
|
---|
[1693] | 473 | end;
|
---|
| 474 | begin
|
---|
| 475 | Result := False;
|
---|
| 476 | if (SpellCheckState <> ssChecking) or (not assigned(SourceTextControl))
|
---|
| 477 | or (not assigned(SuggestionList)) then
|
---|
| 478 | exit;
|
---|
| 479 |
|
---|
| 480 | hndl:=SourceTextControl.Handle;
|
---|
| 481 |
|
---|
| 482 | result:= SendMessage (hndl, EM_GETRECT, 0, integer(@visrect))=0;
|
---|
| 483 |
|
---|
| 484 | dcForHndl := getdc(hndl);
|
---|
| 485 |
|
---|
| 486 | if result then
|
---|
| 487 | begin
|
---|
| 488 | // VisPoint := visrect.BottomRight;
|
---|
| 489 | vispoint.Y := visrect.Bottom;
|
---|
| 490 | vispoint.X := visrect.Right;
|
---|
[1715] | 491 | CharPosion := SendMessage (hndl, EM_CHARFROMPOS, 0, integer(@VisPoint));
|
---|
| 492 | LASTVISIBLELINE := SendMessage (hndl, EM_LINEFROMCHAR, CharPosion, 0);
|
---|
[1693] | 493 | FIRSTVISIBLELINE := SendMessage (hndl, EM_GETFIRSTVISIBLELINE, 0, 0);
|
---|
| 494 |
|
---|
| 495 | SetBkMode (dcForHndl, TRANSPARENT);
|
---|
| 496 | SelectObject(dcForHndl, SourceTextControl.font.Handle);
|
---|
| 497 | i := 0;
|
---|
| 498 |
|
---|
| 499 | if WaitForUser then
|
---|
| 500 | begin
|
---|
| 501 | ShowMisSpelletWord;
|
---|
| 502 | exit;
|
---|
| 503 | end;
|
---|
| 504 |
|
---|
| 505 | For l := 0 to SourceTextControl.Lines.Count -1 do
|
---|
| 506 | begin
|
---|
| 507 | {$R-}
|
---|
| 508 | CurrentLine := l;
|
---|
| 509 | if trim(SourceTextControl.Lines[CurrentLine]) = '' then
|
---|
| 510 | continue;
|
---|
| 511 |
|
---|
| 512 | CurrentText := ' ' + SourceTextControl.Lines[CurrentLine];
|
---|
[1715] | 513 | PosOfFirstCharInCurrentLine := SendMessage (SourceTextControl.Handle,
|
---|
| 514 | EM_LINEINDEX, CurrentLine, 0);
|
---|
[1693] | 515 | i := 0;
|
---|
| 516 |
|
---|
| 517 | While i <= LENgth(CurrentText) do
|
---|
| 518 | begin
|
---|
| 519 | FoundAt := i -1;
|
---|
| 520 | if Assigned(FHighlightEdit) then
|
---|
| 521 | FHighlightEdit.Hide;
|
---|
| 522 |
|
---|
| 523 |
|
---|
| 524 | //SuggestionList.Clear;
|
---|
| 525 | {Any character except these will count as a word delimiter}
|
---|
| 526 | While CurrentText[i] in ['A'..'Z','a'..'z','0'..'9'] do inc(i);
|
---|
| 527 |
|
---|
| 528 | WordLength := i- FoundAt -1;
|
---|
| 529 | WordPos := i-WordLength;
|
---|
| 530 | CurrentWord := copy(CurrentText, WordPos, WordLength);
|
---|
| 531 | If ((FIgnore.IndexOf(CurrentWordDetail(True))< 0) //SingelIgnore
|
---|
| 532 | and (FIgnore.IndexOf(CurrentWordDetail(False))< 0) //IgnoreAll
|
---|
| 533 | and (IsMisspelled(CurrentWord))) Then
|
---|
| 534 | begin
|
---|
| 535 | GetSuggestions(CurrentWord, SuggestionList.Items);
|
---|
| 536 | if SuggestionList.Count > 0 then
|
---|
| 537 | SuggestionList.ItemIndex := 0;
|
---|
| 538 | ShowMisSpelletWord;
|
---|
| 539 | if CurrentLine > LastVisibleLine then
|
---|
[1715] | 540 | SendMessage(SourceTextControl.Handle, EM_LINESCROLL, 0,
|
---|
| 541 | (CurrentLine - lastvisibleLine)+5);
|
---|
[1693] | 542 | WaitForUser := True;
|
---|
| 543 | exit;
|
---|
| 544 | End
|
---|
| 545 | else
|
---|
| 546 | SuggestionList.Clear;
|
---|
| 547 | inc(i);
|
---|
| 548 | end;
|
---|
| 549 | end;
|
---|
[1715] | 550 | if (CurrentLine >= SourceTextControl.Lines.Count-1)
|
---|
| 551 | and (i >= length(CurrentText) +1) then
|
---|
[1693] | 552 | begin
|
---|
[1715] | 553 | if (not FModified)
|
---|
| 554 | or (MessageDlg(ConfirmComplete,mtConfirmation,[mbOK, mbCancel],0)=mrOk)
|
---|
| 555 | then
|
---|
| 556 | begin
|
---|
| 557 | FStatus := ssCompleted;
|
---|
| 558 | InformStatusChange;
|
---|
| 559 | end
|
---|
| 560 | else
|
---|
| 561 | Undo;
|
---|
[1693] | 562 | end;
|
---|
| 563 | {$R+}
|
---|
| 564 | end;
|
---|
| 565 | ReleaseDC(SourceTextControl.Handle, dcForHndl);
|
---|
| 566 |
|
---|
| 567 | End;
|
---|
| 568 |
|
---|
| 569 | function TskaHunSpellChecker.Undo: Boolean;
|
---|
| 570 | var
|
---|
| 571 | tmpStr: String;
|
---|
| 572 | tmpCount: Integer;
|
---|
[1715] | 573 | SrcText: String;
|
---|
[1693] | 574 | begin
|
---|
[1715] | 575 | if FUndoList.Count > 1 then
|
---|
[1693] | 576 | try
|
---|
| 577 | tmpStr := FUndoList.Strings[FUndoList.Count-1];
|
---|
| 578 | if (AnsiPos('$$',tmpStr)=1) and (copy(tmpStr,length(tmpStr)-1,2) = '$$')then
|
---|
[1715] | 579 | //if last action was ignoring word then just remove it from ignore list
|
---|
[1693] | 580 | begin
|
---|
| 581 | tmpCount := strtoInt(StringReplace(tmpStr,'$$','',[rfReplaceAll]));
|
---|
| 582 | while FIgnore.Count > tmpCount do
|
---|
| 583 | FIgnore.Delete(FIgnore.Count -1);
|
---|
| 584 | end
|
---|
| 585 | else
|
---|
| 586 | SourceTextControl.Text := tmpStr;
|
---|
| 587 |
|
---|
| 588 | Result := True;
|
---|
| 589 | FUndoList.Delete(FUndoList.Count-1);
|
---|
| 590 | ReStart;
|
---|
| 591 | except
|
---|
| 592 | Result := False;
|
---|
| 593 | end;
|
---|
| 594 | end;
|
---|
| 595 |
|
---|
| 596 | procedure TskaHunSpellChecker.IgnoreAll;
|
---|
| 597 | begin
|
---|
[1715] | 598 | if (SpellCheckState <> ssChecking) or (not assigned(SourceTextControl))
|
---|
| 599 | or (not assigned(SuggestionList)) then
|
---|
[1693] | 600 | exit;
|
---|
[1715] | 601 |
|
---|
[1693] | 602 | SaveForUndo(True);
|
---|
| 603 | FIgnore.Add(CurrentWordDetail(False)) ;
|
---|
| 604 | WaitForUser := False;
|
---|
| 605 | SourceTextControl.Invalidate;
|
---|
| 606 | end;
|
---|
| 607 |
|
---|
| 608 | procedure TskaHunSpellChecker.IgnoreOnce;
|
---|
| 609 | begin
|
---|
[1715] | 610 | if (SpellCheckState <> ssChecking) or (not assigned(SourceTextControl))
|
---|
| 611 | or (not assigned(SuggestionList)) then
|
---|
[1693] | 612 | exit;
|
---|
[1715] | 613 |
|
---|
[1693] | 614 | if trim(CurrentWord) <> '' then
|
---|
| 615 | begin
|
---|
| 616 | SaveForUndo(True);
|
---|
| 617 | FIgnore.Add(CurrentWordDetail(True)) ;
|
---|
| 618 | end;
|
---|
| 619 | WaitForUser := False;
|
---|
| 620 | SourceTextControl.Invalidate;
|
---|
| 621 | end;
|
---|
| 622 |
|
---|
[1715] | 623 | procedure TskaHunSpellChecker.InformStatusChange;
|
---|
| 624 | begin
|
---|
| 625 | if Assigned(OnStateChange) then
|
---|
| 626 | OnStateChange(Self, FStatus);
|
---|
| 627 | end;
|
---|
| 628 |
|
---|
[1693] | 629 | procedure TskaHunSpellChecker.Initialize;
|
---|
| 630 | begin
|
---|
| 631 | CurrentWord := '';
|
---|
| 632 | WordLength := 0;
|
---|
| 633 | FoundAt := -1;
|
---|
| 634 | CurrentLine := 0;
|
---|
| 635 | WordPos := 0;
|
---|
| 636 | SuggestionList.Clear;
|
---|
| 637 | end;
|
---|
| 638 |
|
---|
| 639 | function TskaHunSpellChecker.IsMisspelled(const AWord: string): Boolean;
|
---|
| 640 | begin
|
---|
| 641 | if (not Active) then
|
---|
| 642 | Result := True
|
---|
| 643 | else
|
---|
[1715] | 644 | Result := not uHunSpellLib.hunspell_spell(FpointerHunLib,
|
---|
| 645 | PAnsiChar(AnsiString(AWord)));
|
---|
[1693] | 646 | end;
|
---|
| 647 |
|
---|
| 648 | procedure TskaHunSpellChecker.Loaded;
|
---|
| 649 | begin
|
---|
| 650 | inherited;
|
---|
| 651 | SetActive(FActiveOrLoaded);
|
---|
| 652 | end;
|
---|
| 653 |
|
---|
[1694] | 654 | procedure TskaHunSpellChecker.ManualChangeDone;
|
---|
| 655 | begin
|
---|
| 656 | if trim(FTxtBeforeManualEdit) = '' then
|
---|
| 657 | exit;
|
---|
| 658 | FUndoList.Add(FTxtBeforeManualEdit);
|
---|
| 659 | ReStart;
|
---|
| 660 | end;
|
---|
| 661 |
|
---|
| 662 | procedure TskaHunSpellChecker.ManualChangeStart;
|
---|
| 663 | begin
|
---|
| 664 | FTxtBeforeManualEdit := FSourceEdit.Text;
|
---|
| 665 | end;
|
---|
| 666 |
|
---|
[1693] | 667 | function TskaHunSpellChecker.Open: Boolean;
|
---|
| 668 | var
|
---|
| 669 | CurrentLine: integer;
|
---|
[1715] | 670 | function GetSpecialFolderPath(folder : integer) : string;
|
---|
| 671 | var
|
---|
| 672 | path: array [0..MAX_PATH] of char;
|
---|
| 673 | begin
|
---|
| 674 | if SUCCEEDED(SHGetFolderPath(0,folder,0,0,@path[0])) then
|
---|
| 675 | Result := path
|
---|
| 676 | else
|
---|
| 677 | Result := '';
|
---|
| 678 | end;
|
---|
[1693] | 679 | begin
|
---|
| 680 | Result := True;
|
---|
| 681 | if Active then Exit;
|
---|
| 682 | Result := False;
|
---|
| 683 | FpointerHunLib := Nil;
|
---|
| 684 | if not uHunSpellLib.LoadLibHunspell('') then
|
---|
| 685 | begin
|
---|
| 686 | MessageDlg(DLLNotLoaded, mtError, [mbOK],0);
|
---|
| 687 | Exit;
|
---|
| 688 | end;
|
---|
[1715] | 689 | FpointerHunLib := uHunSpellLib.hunspell_initialize(
|
---|
| 690 | PAnsiChar(AnsiString(FAffixFileName)),
|
---|
| 691 | PAnsiChar(AnsiString(FDictFileName)));
|
---|
[1693] | 692 | Result := Assigned(FpointerHunLib);
|
---|
| 693 |
|
---|
[1715] | 694 | if Result then
|
---|
| 695 | begin
|
---|
| 696 | FStatus := ssReady;
|
---|
| 697 | InformStatusChange;
|
---|
| 698 | end;
|
---|
| 699 | if trim(CustDictionaryFile) = '' then
|
---|
| 700 | CustDictionaryFile := IncludeTrailingPathDelimiter(
|
---|
| 701 | GetSpecialFolderPath(CSIDL_PERSONAL)) + 'CustomDictionary.txt';
|
---|
[1693] | 702 | if (Result) and (assigned(FCustDict)) then
|
---|
| 703 | for CurrentLine := 0 to FCustDict.Count - 1 do
|
---|
| 704 | AddCustomWord(FCustDict[CurrentLine], True);
|
---|
| 705 | end;
|
---|
| 706 |
|
---|
| 707 | procedure TskaHunSpellChecker.SaveForUndo(const Ignoring: Boolean = False);
|
---|
| 708 | begin
|
---|
| 709 | if Ignoring then
|
---|
| 710 | FUndoList.Add('$$'+ IntToStr(FIgnore.Count)+'$$')
|
---|
| 711 | else
|
---|
| 712 | FUndoList.Add(SourceTextControl.Text);
|
---|
| 713 | end;
|
---|
| 714 |
|
---|
| 715 | procedure TskaHunSpellChecker.SetActive(const Value: Boolean);
|
---|
| 716 | begin
|
---|
| 717 | if (csDesigning in ComponentState) or (csLoading in ComponentState) then
|
---|
| 718 | FActiveOrLoaded := Value
|
---|
| 719 | else
|
---|
| 720 | if Value then
|
---|
| 721 | FActiveOrLoaded := Open
|
---|
| 722 | else
|
---|
| 723 | Close;
|
---|
| 724 | end;
|
---|
| 725 |
|
---|
| 726 | procedure TskaHunSpellChecker.SetAffixFileName(const Value: string);
|
---|
| 727 | begin
|
---|
| 728 | Close;
|
---|
| 729 | FAffixFileName := Value;
|
---|
[1715] | 730 | if (trim(DictionaryFileName) = '') and (trim(value)<>'') then
|
---|
| 731 | DictionaryFileName := ChangeFileExt(value, '.dic');
|
---|
[1693] | 732 | end;
|
---|
| 733 |
|
---|
| 734 | procedure TskaHunSpellChecker.SetCustomDict(const Value: String);
|
---|
| 735 | begin
|
---|
| 736 | FCustom := Value;
|
---|
[1715] | 737 | if (not (csDesigning in componentState))
|
---|
| 738 | and (FileExists(Value)) and assigned(FCustDict) then
|
---|
| 739 | begin
|
---|
| 740 | FCustDict.Clear;
|
---|
| 741 | FCustDict.LoadFromFile(Value);
|
---|
| 742 | end;
|
---|
[1693] | 743 | end;
|
---|
| 744 |
|
---|
| 745 | procedure TskaHunSpellChecker.SetDictFileName(const Value: string);
|
---|
| 746 | begin
|
---|
| 747 | Close;
|
---|
| 748 | FDictFileName := Value;
|
---|
[1715] | 749 | if (trim(AffixFileName) = '') and (trim(value)<>'') then
|
---|
| 750 | AffixFileName := ChangeFileExt(value, '.aff');
|
---|
[1693] | 751 | end;
|
---|
| 752 |
|
---|
| 753 | procedure TskaHunSpellChecker.SetHighLightEdit(const Value: TEdit);
|
---|
| 754 | begin
|
---|
| 755 | if FHighlightEdit = Value then
|
---|
| 756 | exit;
|
---|
| 757 |
|
---|
| 758 | FHighlightEdit := Value;
|
---|
| 759 |
|
---|
| 760 | if Active then
|
---|
| 761 | FHighlightEdit.Text := CurrentWord;
|
---|
| 762 |
|
---|
| 763 |
|
---|
| 764 | end;
|
---|
| 765 |
|
---|
[1715] | 766 | Function RichEditWndProc(handle:HWnd;uMsg,wParam,lParam:longint):longint stdcall;
|
---|
[1693] | 767 | begin
|
---|
[1715] | 768 | Result := CallWindowProc(OldRichEditWndProc, handle, uMsg, wParam, lParam);
|
---|
| 769 | if (uMsg=WM_PAINT) and assigned(CurrentMe) then
|
---|
| 770 | CurrentMe.ShowMisSpelledWord;
|
---|
[1693] | 771 | End;
|
---|
| 772 |
|
---|
| 773 | procedure TskaHunSpellChecker.SetSourceEdit(const Value: TRichEdit);
|
---|
| 774 | begin
|
---|
| 775 | if FSourceEdit = Value then
|
---|
| 776 | exit;
|
---|
| 777 |
|
---|
| 778 | FSourceEdit := Value;
|
---|
| 779 |
|
---|
| 780 | if csDesigning in ComponentState then
|
---|
| 781 | exit;
|
---|
| 782 |
|
---|
| 783 | PREditorWndProc:=@RichEditWndProc;
|
---|
[1715] | 784 | //raise the limit of text which could be inserted into this Richedit
|
---|
| 785 | Value.perform(EM_EXLIMITTEXT, 0, 65535*32);
|
---|
| 786 | OldRichEditWndProc := pointer(SetWindowLong(Value.handle, GWL_WNDPROC,
|
---|
| 787 | longint(@RichEditWndProc)));
|
---|
[1693] | 788 | end;
|
---|
| 789 |
|
---|
| 790 | end.
|
---|