mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-05-06 13:32:46 +02:00
144 lines
3.7 KiB
ObjectPascal
144 lines
3.7 KiB
ObjectPascal
unit WikiSearchMain;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, FileUtil, LazLogger, LazUTF8, IpHtml, Forms, Controls,
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Graphics, Dialogs, StdCtrls, ExtCtrls, WikiHelpManager;
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type
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{ TWikiSearchDemoForm }
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TWikiSearchDemoForm = class(TForm)
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LanguagesEdit: TEdit;
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LanguagesLabel: TLabel;
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PageIpHtmlPanel: TIpHtmlPanel;
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ProgressLabel: TLabel;
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MainGroupBox: TGroupBox;
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ResultsIpHtmlPanel: TIpHtmlPanel;
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SearchEdit: TEdit;
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SearchLabel: TLabel;
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Splitter1: TSplitter;
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Timer1: TTimer;
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procedure FormCreate(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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procedure LanguagesEditChange(Sender: TObject);
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procedure OnIdle(Sender: TObject; var {%H-}Done: Boolean);
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procedure SearchEditChange(Sender: TObject);
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procedure Timer1Timer(Sender: TObject);
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procedure WikiHelpScanned(Sender: TObject);
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procedure WikiHelpSearched(Sender: TObject);
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private
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fLastSearchText: string;
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fLastLanguages: string;
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FIdleConnected: boolean;
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procedure SearchParamsChanged;
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procedure SetIdleConnected(AValue: boolean);
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procedure UpdateProgress;
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public
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property IdleConnected: boolean read FIdleConnected write SetIdleConnected;
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end;
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var
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WikiSearchDemoForm: TWikiSearchDemoForm;
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implementation
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{$R *.lfm}
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{ TWikiSearchDemoForm }
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procedure TWikiSearchDemoForm.FormCreate(Sender: TObject);
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begin
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Caption:='Search Wiki (Proof of concept)';
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SearchLabel.Caption:='Search:';
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SearchEdit.Text:='Documentation';
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SearchEdit.Hint:='Type one or more words separated by space, use " for phrases with spaces';
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LanguagesLabel.Caption:='Languages:';
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LanguagesEdit.Text:='';
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LanguagesEdit.Hint:='Empty for only original/untranslated pages, "de" to include german pages, "-,de" for german pages only';
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MainGroupBox.Caption:='Result:';
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WikiHelp:=TWikiHelp.Create(nil);
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WikiHelp.XMLDirectory:=SetDirSeparators('../wikixml');
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WikiHelp.ImagesDirectory:=SetDirSeparators('../images');
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WikiHelp.Converter.OutputDir:='';
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WikiHelp.Converter.CSSFilename:='wiki.css';
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WikiHelp.OnScanned:=@WikiHelpScanned;
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WikiHelp.OnSearched:=@WikiHelpSearched;
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WikiHelp.StartLoading;
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end;
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procedure TWikiSearchDemoForm.FormDestroy(Sender: TObject);
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begin
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FreeAndNil(WikiHelp);
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end;
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procedure TWikiSearchDemoForm.LanguagesEditChange(Sender: TObject);
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begin
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IdleConnected:=true;
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end;
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procedure TWikiSearchDemoForm.OnIdle(Sender: TObject; var Done: Boolean);
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begin
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SearchParamsChanged;
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IdleConnected:=false;
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end;
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procedure TWikiSearchDemoForm.SearchEditChange(Sender: TObject);
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begin
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IdleConnected:=true;
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end;
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procedure TWikiSearchDemoForm.Timer1Timer(Sender: TObject);
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begin
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ProgressLabel.Caption:=WikiHelp.GetProgressCaption;
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Timer1.Enabled:=WikiHelp.Busy;
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end;
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procedure TWikiSearchDemoForm.WikiHelpScanned(Sender: TObject);
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begin
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UpdateProgress;
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end;
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procedure TWikiSearchDemoForm.WikiHelpSearched(Sender: TObject);
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begin
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UpdateProgress;
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end;
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procedure TWikiSearchDemoForm.SearchParamsChanged;
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var
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NewSearchText: String;
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NewLanguages: String;
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begin
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NewSearchText:=UTF8Trim(SearchEdit.Text);
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NewLanguages:=UTF8Trim(LanguagesEdit.Text);
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if (NewSearchText=fLastSearchText) and (NewLanguages=fLastLanguages) then
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exit;
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WikiHelp.Search(NewSearchText,NewLanguages);
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Timer1.Enabled:=true;
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end;
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procedure TWikiSearchDemoForm.SetIdleConnected(AValue: boolean);
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begin
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if FIdleConnected=AValue then Exit;
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FIdleConnected:=AValue;
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if IdleConnected then
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Application.AddOnIdleHandler(@OnIdle)
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else
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Application.RemoveOnIdleHandler(@OnIdle);
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end;
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procedure TWikiSearchDemoForm.UpdateProgress;
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begin
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ProgressLabel.Caption:=WikiHelp.GetProgressCaption;
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Timer1.Enabled:=WikiHelp.Busy;
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end;
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end.
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