mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
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511 lines
15 KiB
ObjectPascal
511 lines
15 KiB
ObjectPascal
{
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/***************************************************************************
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pkgmanager.pas
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--------------
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***************************************************************************/
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***************************************************************************
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* *
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* This source is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This code is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* General Public License for more details. *
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* *
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* A copy of the GNU General Public License is available on the World *
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* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
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* obtain it by writing to the Free Software Foundation, *
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* Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1335, USA. *
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* *
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***************************************************************************
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Author: Mattias Gaertner
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Abstract:
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Dialog showing the package links of the IDE package systems.
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}
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unit PkgLinksDlg;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, Laz_AVL_Tree,
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// LCL
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Forms, Controls, StdCtrls, Buttons, Grids, ExtCtrls, ComCtrls, Menus,
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// Codetools
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FileProcs,
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// LazUtils
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LazUTF8, LazFileUtils, LazFileCache,
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// IdeIntf
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PackageLinkIntf, PackageIntf,
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// IDE
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LazarusIDEStrConsts, PackageLinks, LPKCache;
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type
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{ TPkgLinkInfo }
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TPkgLinkInfo = class(TLazPackageLink)
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private
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FEffectiveFilename: string;
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FIsValid: boolean;
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FLPKInfo: TLPKInfo;
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FVisible: boolean;
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public
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constructor Create; override;
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destructor Destroy; override;
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procedure Assign(Source: TPersistent); override;
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property Origin;
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property LPKInfo: TLPKInfo read FLPKInfo;
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property Visible: boolean read FVisible write FVisible;
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property IsValid: boolean read FIsValid write FIsValid;
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property EffectiveFilename: string read FEffectiveFilename write FEffectiveFilename;
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end;
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{ TPackageLinksDialog }
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TPackageLinksDialog = class(TForm)
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BtnPanel: TPanel;
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CloseBitBtn: TBitBtn;
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DeleteSelectedButton: TButton;
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FilterEdit: TEdit;
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LPKFileValidCheckBox: TCheckBox;
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LPKFileInvalidCheckBox: TCheckBox;
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LPKParsingTimer: TTimer;
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CopyCellToClipboardMenuItem: TMenuItem;
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GridPopupMenu: TPopupMenu;
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ShowGlobalLinksCheckBox: TCheckBox;
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ShowOnlineLinksCheckBox: TCheckBox;
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ShowUserLinksCheckBox: TCheckBox;
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ScopeGroupBox: TGroupBox;
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PkgStringGrid: TStringGrid;
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ProgressBar1: TProgressBar;
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UpdateGlobalLinksButton: TButton;
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procedure CopyCellToClipboardMenuItemClick(Sender: TObject);
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procedure DeleteSelectedButtonClick(Sender: TObject);
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procedure FilterEditChange(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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procedure LPKFileValidCheckBoxChange(Sender: TObject);
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procedure LPKFileInvalidCheckBoxChange(Sender: TObject);
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procedure LPKParsingTimerTimer(Sender: TObject);
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procedure OnAllLPKParsed(Sender: TObject);
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procedure ShowLinksCheckBoxChange(Sender: TObject);
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procedure UpdateGlobalLinksButtonClick(Sender: TObject);
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private
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FCountGlobalLinks: integer;
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FCountLPKValid: integer;
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FCountLPKInvalid: integer;
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FCountOnlineLinks: Integer;
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FCountUserLinks: Integer;
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FLinks: TAVLTree;// tree of TPkgLinkInfo sorted for name and version
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FCollectingOrigin: TPkgLinkOrigin;
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procedure RescanGlobalLinks;
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procedure UpdateFacets;
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procedure UpdatePackageList;
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procedure ClearLinks;
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procedure IteratePackages(APackage: TLazPackageID);
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function GetLinkAtRow(Row: integer): TPkgLinkInfo;
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function GetLinkWithEffectiveFilename(Filename: string;
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Origins: TPkgLinkOrigins): TPkgLinkInfo;
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public
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property CountLPKValid: integer read FCountLPKValid;
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property CountLPKInvalid: integer read FCountLPKInvalid;
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property CountOnlineLinks: Integer read FCountOnlineLinks;
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property CountUserLinks: Integer read FCountUserLinks;
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property CountGlobalLinks: integer read FCountGlobalLinks;
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end;
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function ShowPackageLinks: TModalResult;
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implementation
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{$R *.lfm}
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function ShowPackageLinks: TModalResult;
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var
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PackageLinksDialog: TPackageLinksDialog;
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begin
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PackageLinksDialog:=TPackageLinksDialog.Create(nil);
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try
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Result:=PackageLinksDialog.ShowModal;
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finally
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PackageLinksDialog.Free;
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end;
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end;
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{ TPackageLinksDialog }
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procedure TPackageLinksDialog.FormCreate(Sender: TObject);
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begin
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Caption:=lisPLDPackageLinks;
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ScopeGroupBox.Caption:=dlgSearchScope;
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CopyCellToClipboardMenuItem.Caption:=srkmecCopy;
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DeleteSelectedButton.Caption:=lrsPLDDeleteSelected;
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UpdateGlobalLinksButton.Caption:=lrsRescanLplFiles;
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CloseBitBtn.Caption:=lisClose;
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FilterEdit.TextHint:=lisCEFilter;
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ProgressBar1.Style:=pbstMarquee;
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ProgressBar1.Visible:=true;
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LPKInfoCache.AddOnQueueEmpty(@OnAllLPKParsed);
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LPKInfoCache.StartLPKReaderWithAllAvailable;
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UpdatePackageList;
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end;
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procedure TPackageLinksDialog.FilterEditChange(Sender: TObject);
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begin
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UpdatePackageList;
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end;
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procedure TPackageLinksDialog.CopyCellToClipboardMenuItemClick(Sender: TObject);
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begin
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PkgStringGrid.CopyToClipboard(true);
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end;
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procedure TPackageLinksDialog.DeleteSelectedButtonClick(Sender: TObject);
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var
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i: Integer;
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Link: TPkgLinkInfo;
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ErrMsg: String;
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begin
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ErrMsg:='';
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for i:=1 to PkgStringGrid.RowCount-1 do
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begin
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if PkgStringGrid.Cells[0,i]=PkgStringGrid.Columns[0].ValueChecked then
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begin
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Link:=GetLinkAtRow(i);
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if Link=nil then exit;
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case Link.Origin of
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ploGlobal: begin
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// delete lpl file
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if FileExistsCached(Link.LPLFilename) then begin
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if not DeleteFileUTF8(Link.LPLFilename) then
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ErrMsg+=Format(lrsPLDUnableToDeleteFile, [Link.LPLFilename])+LineEnding;
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end;
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end;
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ploOnline: begin { What to do here? } end;
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ploUser: LazPackageLinks.RemoveUserLinks(Link); // delete user link
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end;
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end;
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end;
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RescanGlobalLinks;
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UpdatePackageList;
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LazPackageLinks.SaveUserLinks;
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end;
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procedure TPackageLinksDialog.FormDestroy(Sender: TObject);
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begin
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LPKInfoCache.EndLPKReader;
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LPKInfoCache.RemoveOnQueueEmpty(@OnAllLPKParsed);
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ClearLinks;
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end;
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procedure TPackageLinksDialog.LPKFileValidCheckBoxChange(Sender: TObject);
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begin
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UpdatePackageList;
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end;
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procedure TPackageLinksDialog.LPKFileInvalidCheckBoxChange(Sender: TObject);
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begin
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UpdatePackageList;
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end;
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procedure TPackageLinksDialog.LPKParsingTimerTimer(Sender: TObject);
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begin
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UpdatePackageList;
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end;
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procedure TPackageLinksDialog.OnAllLPKParsed(Sender: TObject);
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begin
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LPKParsingTimer.Enabled:=false;
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ProgressBar1.Visible:=false;
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ProgressBar1.Style:=pbstNormal;
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UpdatePackageList;
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end;
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procedure TPackageLinksDialog.ShowLinksCheckBoxChange(Sender: TObject);
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begin
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UpdatePackageList;
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end;
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procedure TPackageLinksDialog.UpdateGlobalLinksButtonClick(Sender: TObject);
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begin
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RescanGlobalLinks;
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UpdatePackageList;
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end;
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procedure TPackageLinksDialog.UpdatePackageList;
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var
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FilterCase: TCaption;
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FilterLo: String;
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function HasFilterText(Link: TPkgLinkInfo): boolean;
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begin
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Result:=true;
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if Pos(FilterLo,UTF8LowerCase(Link.Name))>0 then
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exit;
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if Pos(FilterLo,UTF8LowerCase(Link.Version.AsString))>0 then
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exit;
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if FilenamesCaseSensitive then {%H-}begin
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if Pos(FilterCase,Link.EffectiveFilename)>0 then
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exit;
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end else {%H-}begin
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if Pos(FilterLo,UTF8LowerCase(Link.EffectiveFilename))>0 then
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exit;
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end;
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Result:=false;
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end;
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var
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Node: TAvlTreeNode;
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Link: TPkgLinkInfo;
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i: Integer;
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OriginStr: String;
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Info: TLPKInfo;
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NextNode: TAvlTreeNode;
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s: String;
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begin
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// collect links
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ClearLinks;
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if FLinks=nil then
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FLinks:=TAVLTree.Create(@ComparePackageLinks);
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if ShowGlobalLinksCheckBox.Checked then begin
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FCollectingOrigin:=ploGlobal;
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LazPackageLinks.IteratePackages(false,@IteratePackages,[ploGlobal]);
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end;
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if ShowOnlineLinksCheckBox.Checked then begin
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FCollectingOrigin:=ploOnline;
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LazPackageLinks.IteratePackages(false,@IteratePackages,[ploOnline]);
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end;
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if ShowUserLinksCheckBox.Checked then begin
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FCollectingOrigin:=ploUser;
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LazPackageLinks.IteratePackages(false,@IteratePackages,[ploUser]);
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end;
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// query additional information from lpk files
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LPKInfoCache.EnterCritSection;
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try
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FCountLPKValid:=0;
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FCountLPKInvalid:=0;
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FCountGlobalLinks:=0;
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FCountUserLinks:=0;
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Node:=FLinks.FindLowest;
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FilterCase:=FilterEdit.Text;
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FilterLo:=UTF8LowerCase(FilterCase);
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while Node<>nil do begin
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Link:=TPkgLinkInfo(Node.Data);
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Link.Visible:=true;
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NextNode:=Node.Successor;
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Link.EffectiveFilename:=Link.GetEffectiveFilename;
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Info:=LPKInfoCache.FindPkgInfoWithFilename(Link.EffectiveFilename);
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// filter for Validity
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if Link.Visible then begin
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Link.IsValid:=true;
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if Info<>nil then begin
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Link.LPKInfo.Assign(Info);
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if Link.LPKInfo.LPKParsed=lpkiParsedError then
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Link.IsValid:=false;
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end else
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Link.IsValid:=false;
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if Link.IsValid then begin
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if not LPKFileValidCheckBox.Checked then Link.Visible:=false;
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end else begin
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if not LPKFileInvalidCheckBox.Checked then Link.Visible:=false;
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end;
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end;
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if Link.Visible and (FilterCase<>'') then begin
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// filter for text
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Link.Visible:=HasFilterText(Link);
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end;
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if Link.Visible then begin
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// this link is shown => increase facet counters
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if Link.IsValid then
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inc(FCountLPKValid)
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else
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inc(FCountLPKInvalid);
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case Link.Origin of
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ploGlobal: inc(FCountGlobalLinks);
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ploOnline: inc(FCountOnlineLinks);
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ploUser : inc(FCountUserLinks);
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end;
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end else begin
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// delete link
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Link.Free;
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FLinks.Delete(Node);
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end;
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Node:=NextNode;
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end;
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finally
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LPKInfoCache.LeaveCritSection;
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end;
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// fill/update grid
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PkgStringGrid.RowCount:=FLinks.Count+1;
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PkgStringGrid.Columns[0].Title.Caption:=lisMenuSelect;
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PkgStringGrid.Columns[1].Title.Caption:=lisName;
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PkgStringGrid.Columns[2].Title.Caption:=lisVersion;
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PkgStringGrid.Columns[3].Title.Caption:=lisGroup;
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PkgStringGrid.Columns[4].Title.Caption:=lisOIPState;
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PkgStringGrid.Columns[5].Title.Caption:=lisA2PFilename2;
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PkgStringGrid.Columns[6].Title.Caption:=lisLastOpened;
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i:=1;
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Node:=FLinks.FindLowest;
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while Node<>nil do begin
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Link:=TPkgLinkInfo(Node.Data);
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Node:=Node.Successor;
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PkgStringGrid.Cells[0,i]:=PkgStringGrid.Columns[0].ValueUnchecked;
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PkgStringGrid.Cells[1,i]:=Link.Name;
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PkgStringGrid.Cells[2,i]:=Link.Version.AsString;
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case Link.Origin of
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ploGlobal: OriginStr:=lisPLDGlobal;
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ploOnline: OriginStr:=lisPLDOnline;
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ploUser : OriginStr:=lisPLDUser;
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end;
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PkgStringGrid.Cells[3,i]:=OriginStr;
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if Link.IsValid then
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s:=lrsPLDValid
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else if (Info<>nil) and (Info.LPKError<>'') then
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s:=Info.LPKError
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else
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s:=lrsPLDInvalid;
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PkgStringGrid.Cells[4,i]:=s;
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PkgStringGrid.Cells[5,i]:=Link.EffectiveFilename;
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if Link.LastUsed=0 then
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PkgStringGrid.Cells[6,i]:= lisNever
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else
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PkgStringGrid.Cells[6,i]:= DateTimeToStr(Link.LastUsed);
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inc(i);
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end;
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PkgStringGrid.AutoAdjustColumns;
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if PkgStringGrid.SortColumn>=0 then
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PkgStringGrid.SortColRow(true,PkgStringGrid.SortColumn);
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UpdateFacets;
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end;
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procedure TPackageLinksDialog.UpdateFacets;
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begin
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ShowGlobalLinksCheckBox.Caption:=lisPLDShowGlobalLinksIn
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+LazPackageLinks.GetGlobalLinkDirectory+'*.lpl'
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+' ('+IntToStr(CountGlobalLinks)+')';
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ShowOnlineLinksCheckBox.Caption:=lisPLDShowOnlineLinks
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+' ('+IntToStr(CountOnlineLinks)+')';
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ShowUserLinksCheckBox.Caption:=lisPLDShowUserLinksIn
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+LazPackageLinks.GetUserLinkFile
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+' ('+IntToStr(CountUserLinks)+')';
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LPKFileValidCheckBox.Caption:=Format(lrsPLDLpkFileValid, [IntToStr(CountLPKValid)]);
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LPKFileInvalidCheckBox.Caption:=Format(lrsPLDLpkFileInvalid, [IntToStr(CountLPKInvalid)]);
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end;
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procedure TPackageLinksDialog.RescanGlobalLinks;
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begin
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LazPackageLinks.UpdateGlobalLinks;
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end;
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procedure TPackageLinksDialog.ClearLinks;
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begin
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if FLinks<>nil then begin
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FLinks.FreeAndClear;
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FreeAndNil(FLinks);
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end;
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end;
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procedure TPackageLinksDialog.IteratePackages(APackage: TLazPackageID);
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var
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NewLink: TPkgLinkInfo;
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begin
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NewLink:=TPkgLinkInfo.Create;
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NewLink.Assign(APackage);
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NewLink.Origin:=FCollectingOrigin;
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FLinks.Add(NewLink);
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end;
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function TPackageLinksDialog.GetLinkAtRow(Row: integer): TPkgLinkInfo;
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var
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Origin: TPkgLinkOrigin;
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EffectiveFilename, S: String;
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begin
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Result:=nil;
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if (Row<1) or (Row>=PkgStringGrid.RowCount) then exit;
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EffectiveFilename:=PkgStringGrid.Cells[5,Row];
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S := PkgStringGrid.Cells[3,Row];
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if S = lisPLDGlobal then
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Origin:=ploGlobal
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else if S = lisPLDOnline then
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Origin:=ploOnline
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else // lisPLDUser
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Origin:=ploUser;
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Result:=GetLinkWithEffectiveFilename(EffectiveFilename,[Origin]);
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end;
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function TPackageLinksDialog.GetLinkWithEffectiveFilename(Filename: string;
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Origins: TPkgLinkOrigins): TPkgLinkInfo;
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var
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Node: TAvlTreeNode;
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begin
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Node:=FLinks.FindLowest;
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while Node<>nil do begin
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Result:=TPkgLinkInfo(Node.Data);
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if (Result.Origin in Origins) and (Result.EffectiveFilename=Filename) then
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exit;
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Node:=Node.Successor;
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end;
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Result:=nil;
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end;
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{ TPkgLinkInfo }
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constructor TPkgLinkInfo.Create;
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begin
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inherited Create;
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FLPKInfo:=TLPKInfo.Create(TLazPackageID.Create,false);
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end;
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destructor TPkgLinkInfo.Destroy;
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begin
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FreeAndNil(FLPKInfo);
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inherited Destroy;
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end;
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procedure TPkgLinkInfo.Assign(Source: TPersistent);
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var
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Link: TLazPackageLink;
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begin
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if Source is TLazPackageID then begin
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AssignID(TLazPackageID(Source));
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LPKInfo.Assign(Source);
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if Source is TLazPackageLink then begin
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Link:=TLazPackageLink(Source);
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Origin:=Link.Origin;
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LPKFilename:=Link.LPKFilename;
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LPLFilename:=Link.LPLFilename;
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AutoCheckExists:=Link.AutoCheckExists;
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LPKFileDateValid:=Link.LPKFileDateValid;
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LPKFileDate:=Link.LPKFileDate;
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LastUsed:=Link.LastUsed;
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end;
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end else
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inherited Assign(Source);
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end;
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end.
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