mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-05-22 11:24:13 +02:00
532 lines
15 KiB
ObjectPascal
532 lines
15 KiB
ObjectPascal
{
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/***************************************************************************
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findreplacedialog.pp
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--------------------
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***************************************************************************/
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Author: Mattias Gaertner
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*****************************************************************************
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* *
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* See the file COPYING.modifiedLGPL, included in this distribution, *
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* for details about the copyright. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
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* *
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*****************************************************************************
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Abstract:
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Find and replace dialog form.
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Usage:
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Add to program
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"Application.CreateForm(TLazFindReplaceDialog, FindReplaceDlg);"
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Set the FindReplaceDlg.Options poperty
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then do MResult:=FindReplaceDlg.ShowModal
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ShowModal can have three possible results:
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- mrOk for Find/Replace.
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- mrAll for ReplaceAll
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- mrCancel for Cancel
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ToDo:
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}
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unit FindReplaceDialog;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, LCLType, Controls, StdCtrls, Forms, Buttons, ExtCtrls,
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LResources, Dialogs, SynEditTypes, SynRegExpr, SynEdit, IDEProcs,
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LazarusIdeStrConsts;
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type
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TFindDlgComponent = (fdcText, fdcReplace);
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TOnFindDlgKey = procedure(Sender: TObject; var Key: Word; Shift:TShiftState;
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FindDlgComponent: TFindDlgComponent) of Object;
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TLazFindReplaceDialog = class(TForm)
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TextToFindLabel:TLabel;
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ReplaceWithLabel:TLabel;
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TextToFindComboBox:TComboBox;
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ReplaceTextComboBox:TComboBox;
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OptionsGroupBox:TGroupBox;
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CaseSensitiveCheckBox:TCheckBox;
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WholeWordsOnlyCheckBox:TCheckBox;
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RegularExpressionsCheckBox:TCheckBox;
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MultiLineCheckBox:TCheckBox;
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PromptOnReplaceCheckBox:TCheckBox;
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DirectionRadioGroup:TRadioGroup;
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ScopeRadioGroup:TRadioGroup;
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OriginRadioGroup:TRadioGroup;
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OkButton:TButton;
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ReplaceAllButton:TButton;
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CancelButton:TButton;
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procedure TextToFindComboboxKeyDown(Sender: TObject; var Key:Word;
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Shift:TShiftState);
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procedure OkButtonClick(Sender:TObject);
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procedure ReplaceAllButtonClick(Sender:TObject);
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procedure CancelButtonClick(Sender:TObject);
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private
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FOnKey: TOnFindDlgKey;
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fReplaceAllClickedLast:boolean;
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RegExpr: TRegExpr;
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function CheckInput: boolean;
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function GetComponentText(c: TFindDlgComponent): string;
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procedure SetComponentText(c: TFindDlgComponent; const AValue: string);
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procedure SetOnKey(const AValue: TOnFindDlgKey);
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procedure SetOptions(NewOptions:TSynSearchOptions);
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function GetOptions:TSynSearchOptions;
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function GetFindText:AnsiString;
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procedure SetFindText(NewFindText:AnsiString);
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function GetReplaceText:AnsiString;
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procedure SetReplaceText(NewReplaceText:AnsiString);
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procedure SetComboBoxText(AComboBox:TComboBox;const AText:AnsiString);
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public
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constructor Create(TheOwner:TComponent); override;
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destructor Destroy; override;
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public
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property Options:TSynSearchOptions read GetOptions write SetOptions;
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property FindText:AnsiString read GetFindText write SetFindText;
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property ReplaceText:AnsiString read GetReplaceText write SetReplaceText;
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property OnKey: TOnFindDlgKey read FOnKey write SetOnKey;
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property ComponentText[c: TFindDlgComponent]: string
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read GetComponentText write SetComponentText;
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end;
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var FindReplaceDlg:TLazFindReplaceDialog;
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implementation
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{ TLazFindReplaceDialog }
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constructor TLazFindReplaceDialog.Create(TheOwner:TComponent);
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begin
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inherited Create(TheOwner);
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if LazarusResources.Find(ClassName)=nil then begin
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Name:='LazFindReplaceDialog';
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Caption:='';
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Width:=400;
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Height:=300;
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BorderStyle:= bsDialog;
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Position:=poDesigned;
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TextToFindComboBox:=TComboBox.Create(Self);
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with TextToFindComboBox do begin
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Name:='TextToFindComboBox';
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Parent:=Self;
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Left:=90;
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Top:=4;
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Width:= 306;
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Anchors:= [akLeft, akTop, akRight];
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Text:='';
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OnKeyDown:=@TextToFindComboBoxKeyDown;
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Visible:=true;
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end;
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TextToFindLabel:=TLabel.Create(Self);
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with TextToFindLabel do begin
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Name:='TextToFindLabel';
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Parent:=Self;
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Left:=8;
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Top:=8;
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Width:= 100;
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Caption:=dlgTextToFing;
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Visible:=true;
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FocusControl:= TextToFindComboBox;
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end;
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ReplaceTextComboBox:=TComboBox.Create(Self);
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with ReplaceTextComboBox do begin
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Name:='ReplaceTextComboBox';
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Parent:=Self;
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Left:=90;
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Top:=28;
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Width:= 306;
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Anchors:= [akLeft, akTop, akRight];
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Text:='';
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OnKeyDown:=@TextToFindComboBoxKeyDown;
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Visible:=true;
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end;
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ReplaceWithLabel:=TLabel.Create(Self);
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with ReplaceWithLabel do begin
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Name:='ReplaceWithLabel';
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Parent:=Self;
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Left:=8;
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Top:=32;
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Width:= 100;
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Caption:=dlgReplaceWith;
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Visible:=true;
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FocusControl:= ReplaceTextComboBox;
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end;
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OptionsGroupBox:=TGroupBox.Create(Self);
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with OptionsGroupBox do begin
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Name:='OptionsGroupBox';
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Parent:=Self;
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Left:=4;
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Top:=58;
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Width:=194;
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Height:=150;
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Caption:=dlgFROpts ;
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Visible:=true;
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end;
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CaseSensitiveCheckBox:=TCheckBox.Create(Self);
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with CaseSensitiveCheckBox do begin
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Name:='CaseSensitiveCheckBox';
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Parent:=OptionsGroupBox;
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AutoSize := True;
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Left:=8;
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Top:=6;
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Width:=155;
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Caption:=dlgCaseSensitive ;
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Visible:=true;
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end;
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WholeWordsOnlyCheckBox:=TCheckBox.Create(Self);
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with WholeWordsOnlyCheckBox do begin
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Name:='WholeWordsOnlyCheckBox';
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Parent:=OptionsGroupBox;
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AutoSize := False;
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Left:=8;
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Top:=31;
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Width:=155;
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Caption:=dlgWholeWordsOnly;
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Visible:=true;
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end;
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RegularExpressionsCheckBox:=TCheckBox.Create(Self);
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with RegularExpressionsCheckBox do begin
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Name:='RegularExpressionsCheckBox';
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Parent:=OptionsGroupBox;
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AutoSize := False;
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Left:=8;
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Top:=56;
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Width:=155;
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Caption:=dlgRegularExpressions;
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Visible:=true;
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end;
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MultiLineCheckBox:=TCheckBox.Create(Self);
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with MultiLineCheckBox do begin
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Name:='MultiLineCheckBox';
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Parent:=OptionsGroupBox;
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AutoSize := False;
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Left:=8;
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Top:=81;
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Width:=155;
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Caption:=dlgMultiLine;
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Visible:=true;
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Enabled:=false;
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end;
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PromptOnReplaceCheckBox:=TCheckBox.Create(Self);
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with PromptOnReplaceCheckBox do begin
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Name:='PromptOnReplaceCheckBox';
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Parent:=OptionsGroupBox;
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AutoSize := False;
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Left:=8;
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Top:=106;
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Width:=135;
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Caption:=dlgPromptOnReplace ;
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Checked:=true;
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Visible:=true;
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end;
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OriginRadioGroup:=TRadioGroup.Create(Self);
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with OriginRadioGroup do begin
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Name:='OriginRadioGroup';
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Parent:= Self;
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Left:= 202;
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Top:= 58;
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Width:= 194;
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Height:=65;
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Caption:=dlgSROrigin;
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with Items do begin
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BeginUpdate;
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Clear;
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Add(dlgFromCursor);
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Add(dlgEntireScope);
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EndUpdate;
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end;
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ItemIndex:=0;
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Visible:=true;
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end;
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ScopeRadioGroup:=TRadioGroup.Create(Self);
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with ScopeRadioGroup do begin
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Name:='ScopeRadioGroup';
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Parent:=Self;
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Left:=202;
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Top:=128;
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Width:=194;
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Height:=65;
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Caption:=dlgScope;
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with Items do begin
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BeginUpdate;
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Clear;
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Add(dlgGlobal);
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Add(dlgSelectedText);
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EndUpdate;
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end;
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ItemIndex:=0;
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Visible:=true;
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end;
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DirectionRadioGroup:=TRadioGroup.Create(Self);
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with DirectionRadioGroup do begin
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Name:='DirectionRadioGroup';
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Parent:=Self;
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Left:=202;
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Top:=198;
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Width:=194;
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Height:=65;
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Caption:=dlgDirection;
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with Items do begin
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BeginUpdate;
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Clear;
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Add(dlgUpWord);
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Add(dlgDownWord );
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EndUpdate;
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end;
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ItemIndex:=1;
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Visible:=true;
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end;
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OkButton:=TButton.Create(Self);
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with OkButton do begin
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Name:='OkButton';
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Parent:= Self;
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Left:= 130;
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Top:= 268;
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Caption:='Ok';
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OnClick:=@OkButtonClick;
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Visible:=true;
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end;
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ReplaceAllButton:=TButton.Create(Self);
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with ReplaceAllButton do begin
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Name:='ReplaceAllButton';
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Parent:= Self;
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Left:= 210;
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Top:= 268;
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Width:=99;
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Caption:=dlgReplaceAll;
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OnClick:=@ReplaceAllButtonClick;
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Visible:=true;
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end;
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CancelButton:=TButton.Create(Self);
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with CancelButton do begin
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Name:='CancelButton';
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Parent:= Self;
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Left:= 320;
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Top:= 268;
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Caption:=dlgCancel;
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OnClick:=@CancelButtonClick;
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Visible:=true;
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end;
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end;
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fReplaceAllClickedLast:=false;
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TextToFindComboBox.SetFocus;
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end;
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destructor TLazFindReplaceDialog.Destroy;
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begin
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RegExpr.Free;
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inherited Destroy;
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end;
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procedure TLazFindReplaceDialog.TextToFindComboBoxKeyDown(
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Sender: TObject; var Key:Word; Shift:TShiftState);
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var Component: TFindDlgComponent;
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begin
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//writeln('TLazFindReplaceDialog.TextToFindComboBoxKeyDown Key=',Key,' RETURN=',VK_RETURN,' TAB=',VK_TAB,' DOWN=',VK_DOWN,' UP=',VK_UP);
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if (Key=VK_RETURN) then begin
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OkButtonClick(Sender);
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Key:=VK_UNKNOWN;
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end else if (Key=VK_ESCAPE) then begin
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CancelButtonClick(Sender);
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Key:=VK_UNKNOWN;
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end else if Key=VK_TAB then begin
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if (Sender=TextToFindComboBox) and (ReplaceTextComboBox.Enabled) then
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ReplaceTextComboBox.SetFocus;
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if Sender=ReplaceTextComboBox then
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TextToFindComboBox.SetFocus;
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Key:=VK_UNKNOWN;
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end else if Assigned(OnKey) then begin
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if Sender=TextToFindComboBox then
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Component:=fdcText
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else
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Component:=fdcReplace;
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OnKey(Sender, Key, Shift, Component);
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end;
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end;
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procedure TLazFindReplaceDialog.OkButtonClick(Sender:TObject);
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begin
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if not CheckInput then exit;
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fReplaceAllClickedLast:=false;
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TextToFindComboBox.SetFocus;
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ModalResult:=mrOk;
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end;
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procedure TLazFindReplaceDialog.ReplaceAllButtonClick(Sender:TObject);
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begin
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if not CheckInput then exit;
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fReplaceAllClickedLast:=true;
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TextToFindComboBox.SetFocus;
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ModalResult:=mrAll;
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end;
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procedure TLazFindReplaceDialog.CancelButtonClick(Sender:TObject);
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begin
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TextToFindComboBox.SetFocus;
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ModalResult:=mrCancel;
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end;
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function TLazFindReplaceDialog.CheckInput: boolean;
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begin
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Result:=false;
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if RegularExpressionsCheckBox.Checked then begin
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if RegExpr=nil then RegExpr:=TRegExpr.Create;
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try
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RegExpr.Expression:=FindText;
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RegExpr.Exec('test');
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except
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on E: ERegExpr do begin
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MessageDlg('Error in regular expression',
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E.Message,mtError,[mbCancel],0);
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exit;
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end;
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end;
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if ReplaceTextComboBox.Enabled then begin
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try
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RegExpr.Substitute(ReplaceText);
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except
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on E: ERegExpr do begin
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MessageDlg('Error in regular expression',
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E.Message,mtError,[mbCancel],0);
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exit;
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end;
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end;
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end;
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end;
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Result:=true;
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end;
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function TLazFindReplaceDialog.GetComponentText(c: TFindDlgComponent): string;
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begin
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case c of
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fdcText: Result:=FindText;
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else
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Result:=Replacetext;
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end;
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end;
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procedure TLazFindReplaceDialog.SetComponentText(c: TFindDlgComponent;
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const AValue: string);
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begin
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case c of
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fdcText: FindText:=AValue;
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else
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Replacetext:=AValue;
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end;
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end;
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procedure TLazFindReplaceDialog.SetOnKey(const AValue: TOnFindDlgKey);
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begin
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FOnKey:=AValue;
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end;
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procedure TLazFindReplaceDialog.SetOptions(NewOptions:TSynSearchOptions);
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begin
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CaseSensitiveCheckBox.Checked:=ssoMatchCase in NewOptions;
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WholeWordsOnlyCheckBox.Checked:=ssoWholeWord in NewOptions;
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RegularExpressionsCheckBox.Checked:=ssoRegExpr in NewOptions;
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MultiLineCheckBox.Checked:=ssoRegExprMultiLine in NewOptions;
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PromptOnReplaceCheckBox.Checked:=ssoPrompt in NewOptions;
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if ssoEntireScope in NewOptions
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then OriginRadioGroup.ItemIndex:=1
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else OriginRadioGroup.ItemIndex:=0;
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if ssoSelectedOnly in NewOptions
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then ScopeRadioGroup.ItemIndex:=1
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else ScopeRadioGroup.ItemIndex:=0;
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if ssoBackwards in NewOptions
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then DirectionRadioGroup.ItemIndex:=0
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else DirectionRadioGroup.ItemIndex:=1;
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ReplaceAllButton.Enabled:=ssoReplace in NewOptions;
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ReplaceTextComboBox.Enabled:=ReplaceAllButton.Enabled;
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ReplaceWithLabel.Enabled:=ReplaceAllButton.Enabled;
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PromptOnReplaceCheckBox.Enabled:=ReplaceAllButton.Enabled;
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if ssoReplace in NewOptions then begin
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Caption:=lisMenuReplace;
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OkButton.Caption:=lisMenuReplace;
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end else begin
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Caption:=lisMenuFind ;
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OkButton.Caption:=lisMenuFind ;
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end;
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end;
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function TLazFindReplaceDialog.GetOptions:TSynSearchOptions;
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begin
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Result:=[];
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if CaseSensitiveCheckBox.Checked then Include(Result,ssoMatchCase);
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if WholeWordsOnlyCheckBox.Checked then Include(Result,ssoWholeWord);
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if RegularExpressionsCheckBox.Checked then Include(Result,ssoRegExpr);
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if MultiLineCheckBox.Checked then Include(Result,ssoRegExprMultiLine);
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if PromptOnReplaceCheckBox.Checked then Include(Result,ssoPrompt);
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if OriginRadioGroup.ItemIndex=1 then Include(Result,ssoEntireScope);
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if ScopeRadioGroup.ItemIndex=1 then include(Result,ssoSelectedOnly);
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if DirectionRadioGroup.ItemIndex=0 then include(Result,ssoBackwards);
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if ReplaceAllButton.Enabled then include(Result,ssoReplace);
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if fReplaceAllClickedLast then include(Result,ssoReplaceAll);
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end;
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function TLazFindReplaceDialog.GetFindText:AnsiString;
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begin
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Result:=TextToFindComboBox.Text;
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end;
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procedure TLazFindReplaceDialog.SetFindText(NewFindText:AnsiString);
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begin
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// SetComboBoxText(TextToFindComboBox,NewFindText);
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TextToFindComboBox.Text:= NewFindText;
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TextToFindComboBox.SelectAll;
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end;
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function TLazFindReplaceDialog.GetReplaceText:AnsiString;
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begin
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Result:=ReplaceTextComboBox.Text;
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end;
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procedure TLazFindReplaceDialog.SetReplaceText(NewReplaceText:AnsiString);
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begin
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SetComboBoxText(ReplaceTextComboBox,NewReplaceText);
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end;
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procedure TLazFindReplaceDialog.SetComboBoxText(AComboBox:TComboBox;
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const AText:AnsiString);
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var a:integer;
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begin
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a:=AComboBox.Items.IndexOf(AText);
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//writeln('TLazFindReplaceDialog.SetComboBoxText ',AText,' ',a);
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if a>=0 then
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AComboBox.ItemIndex:=a
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else begin
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AComboBox.Items.Add(AText);
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AComboBox.ItemIndex:=AComboBox.Items.IndexOf(AText);
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end;
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end;
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end.
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