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https://gitlab.com/freepascal.org/lazarus/lazarus.git
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396 lines
12 KiB
ObjectPascal
396 lines
12 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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}
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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, Math, SysUtils, LCLProc, LCLType, Controls, StdCtrls, Forms, Buttons,
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ExtCtrls, LResources, Dialogs, SynEditTypes, SynRegExpr, SynEdit,
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LazarusIdeStrConsts, IDEWindowIntf;
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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 }
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TLazFindReplaceDialog = class(TForm)
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BackwardRadioButton: TRadioButton;
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BtnPanel: TPanel;
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ReplaceAllButton: TBitBtn;
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CaseSensitiveCheckBox: TCheckBox;
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EntireScopeRadioButton: TRadioButton;
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ForwardRadioButton: TRadioButton;
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FromCursorRadioButton: TRadioButton;
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GlobalRadioButton: TRadioButton;
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DirectionGroupBox: TGroupBox;
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OriginGroupBox: TGroupBox;
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ScopeGroupBox: TGroupBox;
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OptionsGroupBox: TGroupBox;
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MultiLineCheckBox: TCheckBox;
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OKButton: TBitBtn;
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PromptOnReplaceCheckBox: TCheckBox;
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RegularExpressionsCheckBox: TCheckBox;
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SelectedRadioButton: TRadioButton;
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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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CancelButton: TBitBtn;
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WholeWordsOnlyCheckBox: TCheckBox;
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procedure FormChangeBounds(Sender: TObject);
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procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
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procedure OptionsGroupBoxResize(Sender: TObject);
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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(const NewFindText: AnsiString);
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function GetReplaceText: AnsiString;
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procedure SetReplaceText(const 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
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LazFindReplaceDialog: TLazFindReplaceDialog = nil;
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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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IDEDialogLayoutList.ApplyLayout(Self,420,350);
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Caption:='';
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TextToFindComboBox.Text:='';
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TextToFindLabel.Caption:=dlgTextToFing;
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ReplaceTextComboBox.Text:='';
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ReplaceWithLabel.Caption:=dlgReplaceWith;
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OptionsGroupBox.Caption:=dlgFROpts;
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with CaseSensitiveCheckBox do begin
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Caption:=dlgCaseSensitive;
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Hint:=lisDistinguishBigAndSmallLettersEGAAndA;
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end;
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with WholeWordsOnlyCheckBox do begin
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Caption:=dlgWholeWordsOnly;
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Hint:=lisOnlySearchForWholeWords;
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end;
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with RegularExpressionsCheckBox do begin
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Caption:=dlgRegularExpressions;
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Hint:=lisActivateRegularExpressionSyntaxForTextAndReplaceme;
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end;
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with MultiLineCheckBox do begin
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Caption:=dlgMultiLine;
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Hint:=lisAllowSearchingForMultipleLines;
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end;
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with PromptOnReplaceCheckBox do begin
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Caption:=dlgPromptOnReplace;
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Hint:=lisAskBeforeReplacingEachFoundText;
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end;
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OriginGroupBox.Caption:=dlgSROrigin;
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FromCursorRadioButton.Caption := dlgFromCursor;
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EntireScopeRadioButton.Caption := dlgEntireScope;
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ScopeGroupBox.Caption:=dlgScope;
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GlobalRadioButton.Caption := dlgGlobal;
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SelectedRadioButton.Caption := dlgSelectedText;
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DirectionGroupBox.Caption:=dlgDirection;
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ForwardRadioButton.Caption := lisFRForwardSearch;
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BackwardRadioButton.Caption := lisFRBackwardSearch;
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ReplaceAllButton.Caption:=dlgReplaceAll;
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CancelButton.Caption:=dlgCancel;
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fReplaceAllClickedLast:=false;
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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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if LazFindReplaceDialog=Self then
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LazFindReplaceDialog:=nil;
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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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//debugln('TLazFindReplaceDialog.TextToFindComboBoxKeyDown Key=',Key,' RETURN=',VK_RETURN,' TAB=',VK_TAB,' DOWN=',VK_DOWN,' UP=',VK_UP);
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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.FormClose(Sender: TObject;
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var CloseAction: TCloseAction);
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begin
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IDEDialogLayoutList.SaveLayout(Self);
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end;
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procedure TLazFindReplaceDialog.OptionsGroupBoxResize(Sender: TObject);
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var
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h: integer;
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begin
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DisableAlign;
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h := (OptionsGroupBox.Height-12) div 3;
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OriginGroupBox.Height := h;
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ScopeGroupBox.Height := h;
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DirectionGroupBox.Height := OptionsGroupBox.Height-2*h-12;
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EnableAlign;
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end;
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procedure TLazFindReplaceDialog.FormChangeBounds(Sender: TObject);
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var
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w: integer;
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begin
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DisableAlign;
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w := (ClientWidth - 18) div 2;
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OptionsGroupBox.Width := w;
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OriginGroupBox.Width := w;
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ScopeGroupBox.Width := w;
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DirectionGroupBox.Width := w;
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EnableAlign;
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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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ActiveControl:=TextToFindComboBox;
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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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ActiveControl:=TextToFindComboBox;
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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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ActiveControl:=TextToFindComboBox;
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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(lisUEErrorInRegularExpression,
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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(lisUEErrorInRegularExpression,
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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 EntireScopeRadioButton.Checked:=True
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else FromCursorRadioButton.Checked:=True;
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if ssoSelectedOnly in NewOptions
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then SelectedRadioButton.Checked:=True
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else GlobalRadioButton.Checked:=True;
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if ssoBackwards in NewOptions
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then BackwardRadioButton.Checked:=True
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else ForwardRadioButton.Checked:=True;
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ReplaceAllButton.Visible:=ssoReplace in NewOptions;
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ReplaceTextComboBox.Enabled:=ReplaceAllButton.Visible;
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ReplaceWithLabel.Enabled:=ReplaceAllButton.Visible;
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PromptOnReplaceCheckBox.Enabled:=ReplaceAllButton.Visible;
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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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//DebugLn(['TLazFindReplaceDialog.SetOptions END ssoSelectedOnly=',ssoSelectedOnly in NewOptions,' SelectedRadioButton.Checked=',SelectedRadioButton.Checked]);
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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 EntireScopeRadioButton.Checked then Include(Result,ssoEntireScope);
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if SelectedRadioButton.Checked then include(Result,ssoSelectedOnly);
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if BackwardRadioButton.Checked then include(Result,ssoBackwards);
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if ReplaceAllButton.Visible 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(const 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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//debugln('TLazFindReplaceDialog.SetFindText A TextToFindComboBox.SelStart=',dbgs(TextToFindComboBox.SelStart),' TextToFindComboBox.SelLength=',dbgs(TextToFindComboBox.SelLength),' TextToFindComboBox.Text="',TextToFindComboBox.Text,'" NewFindText="',DbgStr(NewFindText),'"');
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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(const 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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initialization
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{$I findreplacedialog.lrs}
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end.
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