From 7e0e0f24e18cebed439077cf0becc556902d57a1 Mon Sep 17 00:00:00 2001
From: mattias <nc-gaertnma@netcologne.de>
Date: Wed, 22 Mar 2006 19:22:07 +0000
Subject: [PATCH] added package info in install packages dialog  from Tomas
 Gregorovic

git-svn-id: trunk@8989 -
---
 ide/lazarusidestrconsts.pas   |  1 +
 packager/installpkgsetdlg.lfm | 91 +++++++++++++++++++-------------
 packager/installpkgsetdlg.lrs | 98 +++++++++++++++++++----------------
 packager/installpkgsetdlg.pas | 54 +++++++++++++++++--
 4 files changed, 158 insertions(+), 86 deletions(-)

diff --git a/ide/lazarusidestrconsts.pas b/ide/lazarusidestrconsts.pas
index 18fb6821f1..3d2b5e9606 100644
--- a/ide/lazarusidestrconsts.pas
+++ b/ide/lazarusidestrconsts.pas
@@ -2864,6 +2864,7 @@ resourcestring
   lisUninstallSelection = 'Uninstall selection';
   lisPackagesToInstallInTheIDE = 'Packages to install in the IDE';
   lisInstallSelection = 'Install selection';
+  lisPackageInfo = 'Package Info';
   lisSaveAndRebuildIDE = 'Save and rebuild IDE';
   lisSaveAndExitDialog = 'Save and exit dialog';
   lisAlignment = 'Alignment';
diff --git a/packager/installpkgsetdlg.lfm b/packager/installpkgsetdlg.lfm
index e19e006725..cac39b4a25 100644
--- a/packager/installpkgsetdlg.lfm
+++ b/packager/installpkgsetdlg.lfm
@@ -1,154 +1,171 @@
 object InstallPkgSetDialog: TInstallPkgSetDialog
+  ActiveControl = InstallListBox
   BorderStyle = bsSizeToolWin
   Caption = 'InstallPkgSetDialog'
-  ClientHeight = 373
+  ClientHeight = 441
   ClientWidth = 529
   OnCreate = InstallPkgSetDialogCreate
   OnDestroy = InstallPkgSetDialogDestroy
   OnResize = InstallPkgSetDialogResize
   PixelsPerInch = 96
   HorzScrollBar.Page = 528
-  VertScrollBar.Page = 372
+  VertScrollBar.Page = 440
   Left = 319
-  Height = 373
+  Height = 441
   Top = 178
   Width = 529
   object InstallPkgGroupBox: TGroupBox
-    BorderSpacing.OnChange = nil
+    Anchors = [akTop, akLeft, akBottom]
     BorderSpacing.Around = 6
     Caption = 'InstallPkgGroupBox'
-    ClientHeight = 307
+    ClientHeight = 273
     ClientWidth = 251
-    ParentColor = True
     TabOrder = 0
     Left = 6
-    Height = 325
+    Height = 291
     Top = 6
     Width = 255
     object InstallListBox: TListBox
       Align = alClient
-      BorderSpacing.OnChange = nil
       BorderSpacing.Around = 6
       ClickOnSelChange = False
       MultiSelect = True
       OnSelectionChange = InstallListBoxSelectionChange
       TabOrder = 0
       Left = 6
-      Height = 202
+      Height = 168
       Top = 6
       Width = 239
     end
     object UninstallButton: TButton
       Align = alBottom
-      BorderSpacing.OnChange = nil
       BorderSpacing.Around = 6
+      BorderSpacing.InnerBorder = 2
       Caption = 'UninstallButton'
       OnClick = UninstallButtonClick
       TabOrder = 1
       Left = 6
       Height = 25
-      Top = 214
+      Top = 180
       Width = 239
     end
     object ImportButton: TButton
       Align = alBottom
-      BorderSpacing.OnChange = nil
       BorderSpacing.Around = 6
+      BorderSpacing.InnerBorder = 2
       Caption = 'ImportButton'
       OnClick = ImportButtonClick
       TabOrder = 2
       Left = 6
       Height = 25
-      Top = 245
+      Top = 211
       Width = 239
     end
     object ExportButton: TButton
       Align = alBottom
-      BorderSpacing.OnChange = nil
       BorderSpacing.Around = 6
+      BorderSpacing.InnerBorder = 2
       Caption = 'ExportButton'
       OnClick = ExportButtonClick
       TabOrder = 3
       Left = 6
       Height = 25
-      Top = 276
+      Top = 242
       Width = 239
     end
   end
   object AvailablePkgGroupBox: TGroupBox
     Anchors = [akTop, akLeft, akBottom]
-    BorderSpacing.OnChange = nil
     BorderSpacing.Around = 6
     Caption = 'AvailablePkgGroupBox'
-    ClientHeight = 307
+    ClientHeight = 273
     ClientWidth = 251
-    ParentColor = True
     TabOrder = 1
     Left = 267
-    Height = 325
+    Height = 291
     Top = 6
     Width = 255
     object AvailableListBox: TListBox
       Align = alClient
-      BorderSpacing.OnChange = nil
       BorderSpacing.Around = 6
       ClickOnSelChange = False
       MultiSelect = True
       OnSelectionChange = AvailableListBoxSelectionChange
       TabOrder = 0
       Left = 6
-      Height = 264
+      Height = 230
       Top = 6
       Width = 239
     end
     object AddToInstallButton: TButton
       Align = alBottom
-      BorderSpacing.OnChange = nil
       BorderSpacing.Around = 6
+      BorderSpacing.InnerBorder = 2
       Caption = 'AddToInstallButton'
       OnClick = AddToInstallButtonClick
       TabOrder = 1
       Left = 6
       Height = 25
-      Top = 276
+      Top = 242
       Width = 239
     end
   end
   object CancelButton: TButton
     Anchors = [akLeft, akBottom]
     AutoSize = True
-    BorderSpacing.OnChange = nil
+    BorderSpacing.InnerBorder = 2
     Cancel = True
     Caption = 'CancelButton'
     ModalResult = 2
     TabOrder = 2
     Left = 6
-    Height = 25
-    Top = 338
-    Width = 84
+    Height = 29
+    Top = 402
+    Width = 88
   end
   object SaveAndRebuildButton: TButton
     Anchors = [akBottom]
     AutoSize = True
-    BorderSpacing.OnChange = nil
+    BorderSpacing.InnerBorder = 2
     Caption = 'SaveAndRebuildButton'
     OnClick = InstallButtonClick
     TabOrder = 3
-    Left = 199
-    Height = 25
-    Top = 338
-    Width = 130
+    Left = 197
+    Height = 29
+    Top = 402
+    Width = 135
   end
   object SaveAndExitButton: TButton
     Anchors = [akRight, akBottom]
     AutoSize = True
-    BorderSpacing.OnChange = nil
+    BorderSpacing.InnerBorder = 2
     Caption = 'SaveAndExitButton'
     OnClick = SaveAndExitButtonClick
     TabOrder = 4
-    Left = 409
-    Height = 25
-    Top = 338
-    Width = 113
+    Left = 406
+    Height = 29
+    Top = 402
+    Width = 116
+  end
+  object PkgInfoGroupBox: TGroupBox
+    Anchors = [akLeft, akRight, akBottom]
+    Caption = 'PkgInfoGroupBox'
+    ClientHeight = 67
+    ClientWidth = 511
+    TabOrder = 5
+    Left = 7
+    Height = 85
+    Top = 306
+    Width = 515
+    object PkgInfoMemo: TMemo
+      Anchors = [akTop, akLeft, akRight, akBottom]
+      ReadOnly = True
+      ScrollBars = ssAutoVertical
+      TabOrder = 0
+      Left = 5
+      Height = 55
+      Top = 5
+      Width = 500
+    end
   end
 end
diff --git a/packager/installpkgsetdlg.lrs b/packager/installpkgsetdlg.lrs
index 12a7b3725a..bedc258c46 100644
--- a/packager/installpkgsetdlg.lrs
+++ b/packager/installpkgsetdlg.lrs
@@ -1,50 +1,56 @@
 { This is an automatically generated lazarus resource file }
 
 LazarusResources.Add('TInstallPkgSetDialog','FORMDATA',[
-  'TPF0'#20'TInstallPkgSetDialog'#19'InstallPkgSetDialog'#11'BorderStyle'#7#13
-  +'bsSizeToolWin'#7'Caption'#6#19'InstallPkgSetDialog'#12'ClientHeight'#3'u'#1
-  +#11'ClientWidth'#3#17#2#8'OnCreate'#7#25'InstallPkgSetDialogCreate'#9'OnDest'
-  +'roy'#7#26'InstallPkgSetDialogDestroy'#8'OnResize'#7#25'InstallPkgSetDialogR'
-  +'esize'#13'PixelsPerInch'#2'`'#18'HorzScrollBar.Page'#3#16#2#18'VertScrollBa'
-  +'r.Page'#3't'#1#4'Left'#3'?'#1#6'Height'#3'u'#1#3'Top'#3#178#0#5'Width'#3#17
-  +#2#0#9'TGroupBox'#18'InstallPkgGroupBox'#22'BorderSpacing.OnChange'#13#20'Bo'
-  +'rderSpacing.Around'#2#6#7'Caption'#6#18'InstallPkgGroupBox'#12'ClientHeight'
-  +#3'3'#1#11'ClientWidth'#3#251#0#11'ParentColor'#9#8'TabOrder'#2#0#4'Left'#2#6
-  +#6'Height'#3'E'#1#3'Top'#2#6#5'Width'#3#255#0#0#8'TListBox'#14'InstallListBo'
-  +'x'#5'Align'#7#8'alClient'#22'BorderSpacing.OnChange'#13#20'BorderSpacing.Ar'
-  +'ound'#2#6#16'ClickOnSelChange'#8#11'MultiSelect'#9#17'OnSelectionChange'#7
-  +#29'InstallListBoxSelectionChange'#8'TabOrder'#2#0#4'Left'#2#6#6'Height'#3
-  +#202#0#3'Top'#2#6#5'Width'#3#239#0#0#0#7'TButton'#15'UninstallButton'#5'Alig'
-  +'n'#7#8'alBottom'#22'BorderSpacing.OnChange'#13#20'BorderSpacing.Around'#2#6
-  +#7'Caption'#6#15'UninstallButton'#7'OnClick'#7#20'UninstallButtonClick'#8'Ta'
-  +'bOrder'#2#1#4'Left'#2#6#6'Height'#2#25#3'Top'#3#214#0#5'Width'#3#239#0#0#0#7
-  +'TButton'#12'ImportButton'#5'Align'#7#8'alBottom'#22'BorderSpacing.OnChange'
-  +#13#20'BorderSpacing.Around'#2#6#7'Caption'#6#12'ImportButton'#7'OnClick'#7
-  +#17'ImportButtonClick'#8'TabOrder'#2#2#4'Left'#2#6#6'Height'#2#25#3'Top'#3
-  +#245#0#5'Width'#3#239#0#0#0#7'TButton'#12'ExportButton'#5'Align'#7#8'alBotto'
-  +'m'#22'BorderSpacing.OnChange'#13#20'BorderSpacing.Around'#2#6#7'Caption'#6
-  +#12'ExportButton'#7'OnClick'#7#17'ExportButtonClick'#8'TabOrder'#2#3#4'Left'
-  +#2#6#6'Height'#2#25#3'Top'#3#20#1#5'Width'#3#239#0#0#0#0#9'TGroupBox'#20'Ava'
-  +'ilablePkgGroupBox'#7'Anchors'#11#5'akTop'#6'akLeft'#8'akBottom'#0#22'Border'
-  +'Spacing.OnChange'#13#20'BorderSpacing.Around'#2#6#7'Caption'#6#20'Available'
-  +'PkgGroupBox'#12'ClientHeight'#3'3'#1#11'ClientWidth'#3#251#0#11'ParentColor'
-  +#9#8'TabOrder'#2#1#4'Left'#3#11#1#6'Height'#3'E'#1#3'Top'#2#6#5'Width'#3#255
-  +#0#0#8'TListBox'#16'AvailableListBox'#5'Align'#7#8'alClient'#22'BorderSpacin'
-  +'g.OnChange'#13#20'BorderSpacing.Around'#2#6#16'ClickOnSelChange'#8#11'Multi'
-  +'Select'#9#17'OnSelectionChange'#7#31'AvailableListBoxSelectionChange'#8'Tab'
-  +'Order'#2#0#4'Left'#2#6#6'Height'#3#8#1#3'Top'#2#6#5'Width'#3#239#0#0#0#7'TB'
-  +'utton'#18'AddToInstallButton'#5'Align'#7#8'alBottom'#22'BorderSpacing.OnCha'
-  +'nge'#13#20'BorderSpacing.Around'#2#6#7'Caption'#6#18'AddToInstallButton'#7
-  +'OnClick'#7#23'AddToInstallButtonClick'#8'TabOrder'#2#1#4'Left'#2#6#6'Height'
-  +#2#25#3'Top'#3#20#1#5'Width'#3#239#0#0#0#0#7'TButton'#12'CancelButton'#7'Anc'
-  +'hors'#11#6'akLeft'#8'akBottom'#0#8'AutoSize'#9#22'BorderSpacing.OnChange'#13
-  +#6'Cancel'#9#7'Caption'#6#12'CancelButton'#11'ModalResult'#2#2#8'TabOrder'#2
-  +#2#4'Left'#2#6#6'Height'#2#25#3'Top'#3'R'#1#5'Width'#2'T'#0#0#7'TButton'#20
-  +'SaveAndRebuildButton'#7'Anchors'#11#8'akBottom'#0#8'AutoSize'#9#22'BorderSp'
-  +'acing.OnChange'#13#7'Caption'#6#20'SaveAndRebuildButton'#7'OnClick'#7#18'In'
-  +'stallButtonClick'#8'TabOrder'#2#3#4'Left'#3#199#0#6'Height'#2#25#3'Top'#3'R'
-  +#1#5'Width'#3#130#0#0#0#7'TButton'#17'SaveAndExitButton'#7'Anchors'#11#7'akR'
-  +'ight'#8'akBottom'#0#8'AutoSize'#9#22'BorderSpacing.OnChange'#13#7'Caption'#6
-  +#17'SaveAndExitButton'#7'OnClick'#7#22'SaveAndExitButtonClick'#8'TabOrder'#2
-  +#4#4'Left'#3#153#1#6'Height'#2#25#3'Top'#3'R'#1#5'Width'#2'q'#0#0#0
+  'TPF0'#20'TInstallPkgSetDialog'#19'InstallPkgSetDialog'#13'ActiveControl'#7#14
+  +'InstallListBox'#11'BorderStyle'#7#13'bsSizeToolWin'#7'Caption'#6#19'Install'
+  +'PkgSetDialog'#12'ClientHeight'#3#185#1#11'ClientWidth'#3#17#2#8'OnCreate'#7
+  +#25'InstallPkgSetDialogCreate'#9'OnDestroy'#7#26'InstallPkgSetDialogDestroy'
+  +#8'OnResize'#7#25'InstallPkgSetDialogResize'#13'PixelsPerInch'#2'`'#18'HorzS'
+  +'crollBar.Page'#3#16#2#18'VertScrollBar.Page'#3#184#1#4'Left'#3'?'#1#6'Heigh'
+  +'t'#3#185#1#3'Top'#3#178#0#5'Width'#3#17#2#0#9'TGroupBox'#18'InstallPkgGroup'
+  +'Box'#7'Anchors'#11#5'akTop'#6'akLeft'#8'akBottom'#0#20'BorderSpacing.Around'
+  +#2#6#7'Caption'#6#18'InstallPkgGroupBox'#12'ClientHeight'#3#17#1#11'ClientWi'
+  +'dth'#3#251#0#8'TabOrder'#2#0#4'Left'#2#6#6'Height'#3'#'#1#3'Top'#2#6#5'Widt'
+  +'h'#3#255#0#0#8'TListBox'#14'InstallListBox'#5'Align'#7#8'alClient'#20'Borde'
+  +'rSpacing.Around'#2#6#16'ClickOnSelChange'#8#11'MultiSelect'#9#17'OnSelectio'
+  +'nChange'#7#29'InstallListBoxSelectionChange'#8'TabOrder'#2#0#4'Left'#2#6#6
+  +'Height'#3#168#0#3'Top'#2#6#5'Width'#3#239#0#0#0#7'TButton'#15'UninstallButt'
+  +'on'#5'Align'#7#8'alBottom'#20'BorderSpacing.Around'#2#6#25'BorderSpacing.In'
+  +'nerBorder'#2#2#7'Caption'#6#15'UninstallButton'#7'OnClick'#7#20'UninstallBu'
+  +'ttonClick'#8'TabOrder'#2#1#4'Left'#2#6#6'Height'#2#25#3'Top'#3#180#0#5'Widt'
+  +'h'#3#239#0#0#0#7'TButton'#12'ImportButton'#5'Align'#7#8'alBottom'#20'Border'
+  +'Spacing.Around'#2#6#25'BorderSpacing.InnerBorder'#2#2#7'Caption'#6#12'Impor'
+  +'tButton'#7'OnClick'#7#17'ImportButtonClick'#8'TabOrder'#2#2#4'Left'#2#6#6'H'
+  +'eight'#2#25#3'Top'#3#211#0#5'Width'#3#239#0#0#0#7'TButton'#12'ExportButton'
+  +#5'Align'#7#8'alBottom'#20'BorderSpacing.Around'#2#6#25'BorderSpacing.InnerB'
+  +'order'#2#2#7'Caption'#6#12'ExportButton'#7'OnClick'#7#17'ExportButtonClick'
+  +#8'TabOrder'#2#3#4'Left'#2#6#6'Height'#2#25#3'Top'#3#242#0#5'Width'#3#239#0#0
+  +#0#0#9'TGroupBox'#20'AvailablePkgGroupBox'#7'Anchors'#11#5'akTop'#6'akLeft'#8
+  +'akBottom'#0#20'BorderSpacing.Around'#2#6#7'Caption'#6#20'AvailablePkgGroupB'
+  +'ox'#12'ClientHeight'#3#17#1#11'ClientWidth'#3#251#0#8'TabOrder'#2#1#4'Left'
+  +#3#11#1#6'Height'#3'#'#1#3'Top'#2#6#5'Width'#3#255#0#0#8'TListBox'#16'Availa'
+  +'bleListBox'#5'Align'#7#8'alClient'#20'BorderSpacing.Around'#2#6#16'ClickOnS'
+  +'elChange'#8#11'MultiSelect'#9#17'OnSelectionChange'#7#31'AvailableListBoxSe'
+  +'lectionChange'#8'TabOrder'#2#0#4'Left'#2#6#6'Height'#3#230#0#3'Top'#2#6#5'W'
+  +'idth'#3#239#0#0#0#7'TButton'#18'AddToInstallButton'#5'Align'#7#8'alBottom'
+  +#20'BorderSpacing.Around'#2#6#25'BorderSpacing.InnerBorder'#2#2#7'Caption'#6
+  +#18'AddToInstallButton'#7'OnClick'#7#23'AddToInstallButtonClick'#8'TabOrder'
+  +#2#1#4'Left'#2#6#6'Height'#2#25#3'Top'#3#242#0#5'Width'#3#239#0#0#0#0#7'TBut'
+  +'ton'#12'CancelButton'#7'Anchors'#11#6'akLeft'#8'akBottom'#0#8'AutoSize'#9#25
+  +'BorderSpacing.InnerBorder'#2#2#6'Cancel'#9#7'Caption'#6#12'CancelButton'#11
+  +'ModalResult'#2#2#8'TabOrder'#2#2#4'Left'#2#6#6'Height'#2#29#3'Top'#3#146#1#5
+  +'Width'#2'X'#0#0#7'TButton'#20'SaveAndRebuildButton'#7'Anchors'#11#8'akBotto'
+  +'m'#0#8'AutoSize'#9#25'BorderSpacing.InnerBorder'#2#2#7'Caption'#6#20'SaveAn'
+  +'dRebuildButton'#7'OnClick'#7#18'InstallButtonClick'#8'TabOrder'#2#3#4'Left'
+  +#3#197#0#6'Height'#2#29#3'Top'#3#146#1#5'Width'#3#135#0#0#0#7'TButton'#17'Sa'
+  +'veAndExitButton'#7'Anchors'#11#7'akRight'#8'akBottom'#0#8'AutoSize'#9#25'Bo'
+  +'rderSpacing.InnerBorder'#2#2#7'Caption'#6#17'SaveAndExitButton'#7'OnClick'#7
+  +#22'SaveAndExitButtonClick'#8'TabOrder'#2#4#4'Left'#3#150#1#6'Height'#2#29#3
+  +'Top'#3#146#1#5'Width'#2't'#0#0#9'TGroupBox'#15'PkgInfoGroupBox'#7'Anchors'
+  +#11#6'akLeft'#7'akRight'#8'akBottom'#0#7'Caption'#6#15'PkgInfoGroupBox'#12'C'
+  +'lientHeight'#2'C'#11'ClientWidth'#3#255#1#8'TabOrder'#2#5#4'Left'#2#7#6'Hei'
+  +'ght'#2'U'#3'Top'#3'2'#1#5'Width'#3#3#2#0#5'TMemo'#11'PkgInfoMemo'#7'Anchors'
+  +#11#5'akTop'#6'akLeft'#7'akRight'#8'akBottom'#0#8'ReadOnly'#9#10'ScrollBars'
+  +#7#14'ssAutoVertical'#8'TabOrder'#2#0#4'Left'#2#5#6'Height'#2'7'#3'Top'#2#5#5
+  +'Width'#3#244#1#0#0#0#0
 ]);
diff --git a/packager/installpkgsetdlg.pas b/packager/installpkgsetdlg.pas
index 475b97d811..b9cdad8124 100644
--- a/packager/installpkgsetdlg.pas
+++ b/packager/installpkgsetdlg.pas
@@ -42,7 +42,7 @@ uses
   StdCtrls, Buttons, FileUtil,
   AVL_Tree, Laz_XMLCfg,
   LazarusIDEStrConsts, EnvironmentOpts, InputHistory, LazConf, IDEProcs,
-  PackageDefs, PackageSystem;
+  PackageDefs, PackageSystem, PackageLinks;
 
 type
   TOnCheckInstallPackageList =
@@ -56,6 +56,8 @@ type
     AvailablePkgGroupBox: TGroupBox;
     CancelButton: TButton;
     ExportButton: TButton;
+    PkgInfoMemo: TMemo;
+    PkgInfoGroupBox: TGroupBox;
     ImportButton: TButton;
     SaveAndRebuildButton: TButton;
     InstallListBox: TListBox;
@@ -79,6 +81,7 @@ type
     FOnCheckInstallPackageList: TOnCheckInstallPackageList;
     fPackages: TAVLTree;// tree of TLazPackageID (all available packages and links)
     FRebuildIDE: boolean;
+    FSelectedPkg: TLazPackage;
     procedure SetOldInstalledPackages(const AValue: TPkgDependency);
     procedure AssignOldInstalledPackagesToList;
     procedure UpdateAvailablePackages;
@@ -88,6 +91,7 @@ type
     procedure ClearNewInstalledPackages;
     function CheckSelection: boolean;
     procedure UpdateButtonStates;
+    procedure UpdatePackageInfo(List: TListBox);
     function NewInstalledPackagesContains(APackageID: TLazPackageID): boolean;
     function IndexOfNewInstalledPackageID(APackageID: TLazPackageID): integer;
     function IndexOfNewInstalledPkgByName(const APackageName: string): integer;
@@ -142,12 +146,15 @@ begin
   UninstallButton.Caption:=lisUninstallSelection;
   InstallPkgGroupBox.Caption:=lisPackagesToInstallInTheIDE;
   AddToInstallButton.Caption:=lisInstallSelection;
+  PkgInfoGroupBox.Caption := lisPackageInfo;
   SaveAndRebuildButton.Caption:=lisSaveAndRebuildIDE;
   SaveAndExitButton.Caption:=lisSaveAndExitDialog;
   CancelButton.Caption:=dlgCancel;
 
   fPackages:=TAVLTree.Create(@CompareLazPackageIDNames);
   FNewInstalledPackages:=TList.Create;
+  
+  PkgInfoMemo.Clear;
 end;
 
 procedure TInstallPkgSetDialog.InstallButtonClick(Sender: TObject);
@@ -161,6 +168,7 @@ procedure TInstallPkgSetDialog.AvailableListBoxSelectionChange(Sender: TObject;
   User: boolean);
 begin
   UpdateButtonStates;
+  UpdatePackageInfo(AvailableListBox);
 end;
 
 procedure TInstallPkgSetDialog.ExportButtonClick(Sender: TObject);
@@ -281,6 +289,7 @@ procedure TInstallPkgSetDialog.InstallListBoxSelectionChange(Sender: TObject;
   User: boolean);
 begin
   UpdateButtonStates;
+  UpdatePackageInfo(InstallListBox);
 end;
 
 procedure TInstallPkgSetDialog.InstallPkgSetDialogDestroy(Sender: TObject);
@@ -297,8 +306,8 @@ var
 begin
   x := 6;
   w := (ClientWidth - 3 * x) div 2;
-  InstallPkgGroupBox.SetBounds(x, x, w, Height - 48);
-  AvailablePkgGroupBox.SetBounds(2 * x + w, x, w, Height - 48);
+  InstallPkgGroupBox.SetBounds(x, x, w, Height - 150);
+  AvailablePkgGroupBox.SetBounds(2 * x + w, x, w, Height - 150);
 
   SaveAndRebuildButton.Left := (Width - SaveAndRebuildButton.Width) div 2 ;
 end;
@@ -492,6 +501,45 @@ begin
   SaveAndRebuildButton.Enabled:=ListChanged;
 end;
 
+procedure TInstallPkgSetDialog.UpdatePackageInfo(List: TListBox);
+var
+  PkgName: String;
+  PkgID: TLazPackageID;
+  Author: String;
+  Description: String;
+begin
+  if List = nil then Exit;
+  PkgName := '';
+  if List.ItemIndex >= 0 then
+    PkgName := List.Items[List.ItemIndex];
+
+  if PkgName = '' then Exit;
+  if Assigned(FSelectedPkg) then
+    if PkgName = FSelectedPkg.IDAsString then Exit;
+    
+  PkgInfoMemo.Clear;
+  PkgID := TLazPackageID.Create;
+  try
+    PkgID.StringToID(PkgName);
+    FSelectedPkg := PackageGraph.FindPackageWithID(PkgID);
+
+    if FSelectedPkg <> nil then begin
+      Author:=FSelectedPkg.Author;
+      Description:=FSelectedPkg.Description;
+    end else begin
+      // package not loaded -> read valuesform .lpk
+      // TODO
+    end;
+    if Author<>'' then
+      PkgInfoMemo.Lines.Add(lisPckOptsAuthor + ': ' + Author);
+    if Description<>'' then
+      PkgInfoMemo.Lines.Add(lisPckOptsDescriptionAbstract
+                            + ': ' + Description);
+  finally
+    PkgId.Free;
+  end;
+end;
+
 function TInstallPkgSetDialog.NewInstalledPackagesContains(
   APackageID: TLazPackageID): boolean;
 begin