implemented a dialog to find components in the palette

git-svn-id: trunk@9434 -

.gitattributes

@@ -1164,6 +1164,9 @@ ide/filereferencelist.pas svneol=native#text/pascal
 ide/findinfilesdlg.lfm svneol=native#text/plain
 ide/findinfilesdlg.lrs svneol=native#text/plain
 ide/findinfilesdlg.pas svneol=native#text/pascal
+ide/findpalettecomp.lfm svneol=native#text/plain
+ide/findpalettecomp.lrs svneol=native#text/plain
+ide/findpalettecomp.pas svneol=native#text/plain
 ide/findrenameidentifier.lfm svneol=native#text/plain
 ide/findrenameidentifier.lrs svneol=native#text/pascal
 ide/findrenameidentifier.pas svneol=native#text/pascal

designer/designer.pp

@@ -2003,11 +2003,11 @@ procedure TDesigner.ValidateRename(AComponent: TComponent;
       lisDesThereIsAlreadyAnotherComponentWithTheName, ['"',
       ConflictComponent.Name, '"']));
   end;
-  {$ENDIF}
+
-  
 var
   i: Integer;
   CurComponent: TComponent;
+  {$ENDIF}
 begin
   // check if component is initialized
   if (CurName='') or (NewName='')

examples/anchordocking/dockform1unit.lfm

@@ -7,24 +7,32 @@ object MainForm: TMainForm
   VertScrollBar.Page = 299
   ActiveControl = CreateNewFormButton
   Caption = 'MainForm'
-  ClientHeight = 300
-  ClientWidth = 400
   OnCreate = FormCreate
   OnDestroy = FormDestroy
   OnPaint = FormPaint
-  PixelsPerInch = 95
   PopupMenu = MainPopupMenu
   object CreateNewFormButton: TButton
-    Left = 56
+    Left = 30
     Height = 26
-    Top = 34
+    Top = 15
-    Width = 135
+    Width = 116
     AutoSize = True
-    
+    BorderSpacing.InnerBorder = 4
-    Caption = 'CreateNewFormButton'
+    Caption = 'Create a new form'
     OnClick = CreateNewFormButtonClick
     TabOrder = 0
   end
+  object SaveLayoutButton: TButton
+    Left = 30
+    Height = 26
+    Top = 60
+    Width = 158
+    AutoSize = True
+    BorderSpacing.InnerBorder = 4
+    Caption = 'Save Layout to config.xml'
+    OnClick = SaveLayoutButtonClick
+    TabOrder = 1
+  end
   object MainPopupMenu: TPopupMenu
     left = 142
     top = 141

examples/anchordocking/dockform1unit.lrs

@@ -1,12 +1,16 @@
+{ This is an automatically generated lazarus resource file }
+
 LazarusResources.Add('TMainForm','FORMDATA',[
   'TPF0'#9'TMainForm'#8'MainForm'#4'Left'#3'$'#1#6'Height'#3','#1#3'Top'#3#209#0
   +#5'Width'#3#144#1#18'HorzScrollBar.Page'#3#143#1#18'VertScrollBar.Page'#3'+'
-  +#1#13'ActiveControl'#7#19'CreateNewFormButton'#7'Caption'#6#8'MainForm'#12'C'
+  +#1#13'ActiveControl'#7#19'CreateNewFormButton'#7'Caption'#6#8'MainForm'#8'On'
-  +'lientHeight'#3','#1#11'ClientWidth'#3#144#1#8'OnCreate'#7#10'FormCreate'#9
+  +'Create'#7#10'FormCreate'#9'OnDestroy'#7#11'FormDestroy'#7'OnPaint'#7#9'Form'
-  +'OnDestroy'#7#11'FormDestroy'#7'OnPaint'#7#9'FormPaint'#13'PixelsPerInch'#2
+  +'Paint'#9'PopupMenu'#7#13'MainPopupMenu'#0#7'TButton'#19'CreateNewFormButton'
-  +'_'#9'PopupMenu'#7#13'MainPopupMenu'#0#7'TButton'#19'CreateNewFormButton'#4
+  +#4'Left'#2#30#6'Height'#2#26#3'Top'#2#15#5'Width'#2't'#8'AutoSize'#9#25'Bord'
-  +'Left'#2'8'#6'Height'#2#26#3'Top'#2'"'#5'Width'#3#135#0#8'AutoSize'#9#7'Capt'
+  +'erSpacing.InnerBorder'#2#4#7'Caption'#6#17'Create a new form'#7'OnClick'#7
-  +'ion'#6#19'CreateNewFormButton'#7'OnClick'#7#24'CreateNewFormButtonClick'#8
+  +#24'CreateNewFormButtonClick'#8'TabOrder'#2#0#0#0#7'TButton'#16'SaveLayoutBu'
-  +'TabOrder'#2#0#0#0#10'TPopupMenu'#13'MainPopupMenu'#4'left'#3#142#0#3'top'#3
+  +'tton'#4'Left'#2#30#6'Height'#2#26#3'Top'#2'<'#5'Width'#3#158#0#8'AutoSize'#9
-  +#141#0#0#0#0
+  +#25'BorderSpacing.InnerBorder'#2#4#7'Caption'#6#25'Save Layout to config.xml'
+  +#7'OnClick'#7#21'SaveLayoutButtonClick'#8'TabOrder'#2#1#0#0#10'TPopupMenu'#13
+  +'MainPopupMenu'#4'left'#3#142#0#3'top'#3#141#0#0#0#0
 ]);

examples/anchordocking/dockform1unit.pas

@@ -6,19 +6,21 @@ interface
 
 uses
   Classes, SysUtils, LCLProc, LResources, Forms, Controls, Graphics, Dialogs,
-  DockForm2Unit, Buttons, Menus, LDockCtrl;
+  XMLCfg, DockForm2Unit, Buttons, Menus, LDockCtrl;
 
 type
 
   { TMainForm }
 
   TMainForm = class(TForm)
+    SaveLayoutButton: TButton;
     CreateNewFormButton: TButton;
     MainPopupMenu: TPopupMenu;
     procedure CreateNewFormButtonClick(Sender: TObject);
     procedure FormCreate(Sender: TObject);
     procedure FormDestroy(Sender: TObject);
     procedure FormPaint(Sender: TObject);
+    procedure SaveLayoutButtonClick(Sender: TObject);
   private
     function CreateNewForm: TCustomForm;
   public
@@ -39,6 +41,11 @@ begin
   PaintBoundaries(Self,clBlue);
 end;
 
+procedure TMainForm.SaveLayoutButtonClick(Sender: TObject);
+begin
+  DockingManager.SaveToStream();
+end;
+
 function TMainForm.CreateNewForm: TCustomForm;
 var
   DockForm: TDockFormX;

examples/anchordocking/docking1.lpi

@@ -49,9 +49,6 @@
   </ProjectOptions>
   <CompilerOptions>
     <Version Value="5"/>
-    <SearchPaths>
-      <SrcPath Value="$(LazarusDir)/lcl/;$(LazarusDir)/lcl/interfaces/$(LCLWidgetType)/"/>
-    </SearchPaths>
     <CodeGeneration>
       <Generate Value="Faster"/>
     </CodeGeneration>

ide/componentpalette.pas

@@ -29,7 +29,7 @@
   Author: Mattias Gaertner
 
   Abstract:
-
+   The implementation of the component palette.
 }
 unit ComponentPalette;
 
@@ -44,7 +44,8 @@ uses
   {$IFDEF CustomIDEComps}
   CustomIDEComps,
   {$ENDIF}
-  LazarusIDEStrConsts, ComponentReg, DesignerProcs, IDEProcs, PackageDefs;
+  LazarusIDEStrConsts, ComponentReg, DesignerProcs, IDEProcs, PackageDefs,
+  FindPaletteComp;
 
 type
   { TComponentPalette }
@@ -53,9 +54,11 @@ type
     PopupMenu: TPopupMenu;
     OpenPackageMenuItem: TMenuItem;
     OpenUnitMenuItem: TMenuItem;
+    FindComponentMenuItem: TMenuItem;
     procedure ActivePageChanged(Sender: TObject);
     procedure OpenPackageClicked(Sender: TObject);
     procedure OpenUnitClicked(Sender: TObject);
+    procedure FindComponentClicked(Sender: TObject);
     procedure PopupMenuPopup(Sender: TObject);
   private
     fComponents: TAVLTree; // tree of TRegisteredComponent sorted for componentclass
@@ -111,8 +114,8 @@ var
 begin
   RegComp1:=TRegisteredComponent(Data1);
   RegComp2:=TRegisteredComponent(Data2);
-  Result:=AnsiCompareText(RegComp1.ComponentClass.ClassName,
+  Result:=CompareText(RegComp1.ComponentClass.ClassName,
-                          RegComp2.ComponentClass.ClassName);
+                      RegComp2.ComponentClass.ClassName);
 end;
 
 function CompareClassNameWithRegisteredComponent(Key, Data: Pointer): integer;
@@ -122,7 +125,7 @@ var
 begin
   AClassName:=String(Key);
   RegComp:=TRegisteredComponent(Data);
-  Result:=AnsiCompareText(AClassName,RegComp.ComponentClass.ClassName);
+  Result:=CompareText(AClassName,RegComp.ComponentClass.ClassName);
 end;
 
 { TComponentPalette }
@@ -158,6 +161,14 @@ begin
     OnOpenUnit(PkgComponent);
 end;
 
+procedure TComponentPalette.FindComponentClicked(Sender: TObject);
+var
+  AComponent: TRegisteredComponent;
+begin
+  if ShowFindPaletteComponentDlg(AComponent)<>mrOk then exit;
+  Selected:=AComponent;
+end;
+
 procedure TComponentPalette.PopupMenuPopup(Sender: TObject);
 var
   PkgComponent: TPkgComponent;
@@ -288,6 +299,14 @@ begin
     OnClick:=@OpenUnitClicked;
   end;
   PopupMenu.Items.Add(OpenUnitMenuItem);
+
+  FindComponentMenuItem:=TMenuItem.Create(PopupMenu);
+  with FindComponentMenuItem do begin
+    Name:='FindComponentMenuItem';
+    Caption:=lisCompPalFindComponent;
+    OnClick:=@FindComponentClicked;
+  end;
+  PopupMenu.Items.Add(FindComponentMenuItem);
 end;
 
 procedure TComponentPalette.DoEndUpdate(Changed: boolean);

ide/findpalettecomp.lfm

@@ -0,0 +1,77 @@
+object FindPaletteComponentDlg: TFindPaletteComponentDlg
+  Left = 290
+  Height = 300
+  Top = 163
+  Width = 400
+  HorzScrollBar.Page = 399
+  VertScrollBar.Page = 299
+  ActiveControl = PatternEdit
+  Caption = 'FindPaletteComponentDlg'
+  OnCreate = FormCreate
+  OnDestroy = FormDestroy
+  object SearchPatternGroupBox: TGroupBox
+    Left = 10
+    Height = 55
+    Top = 5
+    Width = 380
+    Anchors = [akTop, akLeft, akRight]
+    Caption = 'SearchPatternGroupBox'
+    TabOrder = 0
+    object PatternEdit: TEdit
+      Left = 8
+      Height = 23
+      Top = 4
+      Width = 357
+      Anchors = [akTop, akLeft, akRight]
+      OnChange = PatternEditChange
+      TabOrder = 0
+      Text = 'PatternEdit'
+    end
+  end
+  object SelectButton: TButton
+    AnchorSideRight.Control = CancelButton
+    Left = 196
+    Height = 26
+    Top = 260
+    Width = 84
+    Anchors = [akRight, akBottom]
+    AutoSize = True
+    BorderSpacing.Right = 15
+    BorderSpacing.InnerBorder = 4
+    Caption = 'SelectButton'
+    ModalResult = 1
+    TabOrder = 1
+  end
+  object CancelButton: TButton
+    Left = 295
+    Height = 26
+    Top = 260
+    Width = 89
+    Anchors = [akRight, akBottom]
+    AutoSize = True
+    BorderSpacing.InnerBorder = 4
+    Cancel = True
+    Caption = 'CancelButton'
+    ModalResult = 2
+    TabOrder = 2
+  end
+  object ComponentsGroupBox: TGroupBox
+    Left = 10
+    Height = 180
+    Top = 65
+    Width = 380
+    Anchors = [akTop, akLeft, akRight, akBottom]
+    Caption = 'ComponentsGroupBox'
+    TabOrder = 3
+    object ComponentsListBox: TListBox
+      Height = 163
+      Width = 376
+      Align = alClient
+      OnDblClick = ComponentsListBoxDblClick
+      OnDrawItem = ComponentsListBoxDrawItem
+      Style = lbOwnerDrawFixed
+      TabOrder = 0
+      TopIndex = -1
+    end
+  end
+end

ide/findpalettecomp.lrs

@@ -0,0 +1,28 @@
+{ This is an automatically generated lazarus resource file }
+
+LazarusResources.Add('TFindPaletteComponentDlg','FORMDATA',[
+  'TPF0'#24'TFindPaletteComponentDlg'#23'FindPaletteComponentDlg'#4'Left'#3'"'#1
+  +#6'Height'#3','#1#3'Top'#3#163#0#5'Width'#3#144#1#18'HorzScrollBar.Page'#3
+  +#143#1#18'VertScrollBar.Page'#3'+'#1#13'ActiveControl'#7#11'PatternEdit'#7'C'
+  +'aption'#6#23'FindPaletteComponentDlg'#8'OnCreate'#7#10'FormCreate'#9'OnDest'
+  +'roy'#7#11'FormDestroy'#0#9'TGroupBox'#21'SearchPatternGroupBox'#4'Left'#2#10
+  +#6'Height'#2'7'#3'Top'#2#5#5'Width'#3'|'#1#7'Anchors'#11#5'akTop'#6'akLeft'#7
+  +'akRight'#0#7'Caption'#6#21'SearchPatternGroupBox'#8'TabOrder'#2#0#0#5'TEdit'
+  +#11'PatternEdit'#4'Left'#2#8#6'Height'#2#23#3'Top'#2#4#5'Width'#3'e'#1#7'Anc'
+  +'hors'#11#5'akTop'#6'akLeft'#7'akRight'#0#8'OnChange'#7#17'PatternEditChange'
+  +#8'TabOrder'#2#0#4'Text'#6#11'PatternEdit'#0#0#0#7'TButton'#12'SelectButton'
+  +#23'AnchorSideRight.Control'#7#12'CancelButton'#4'Left'#3#196#0#6'Height'#2
+  +#26#3'Top'#3#4#1#5'Width'#2'T'#7'Anchors'#11#7'akRight'#8'akBottom'#0#8'Auto'
+  +'Size'#9#19'BorderSpacing.Right'#2#15#25'BorderSpacing.InnerBorder'#2#4#7'Ca'
+  +'ption'#6#12'SelectButton'#11'ModalResult'#2#1#8'TabOrder'#2#1#0#0#7'TButton'
+  +#12'CancelButton'#4'Left'#3''''#1#6'Height'#2#26#3'Top'#3#4#1#5'Width'#2'Y'#7
+  +'Anchors'#11#7'akRight'#8'akBottom'#0#8'AutoSize'#9#25'BorderSpacing.InnerBo'
+  +'rder'#2#4#6'Cancel'#9#7'Caption'#6#12'CancelButton'#11'ModalResult'#2#2#8'T'
+  +'abOrder'#2#2#0#0#9'TGroupBox'#18'ComponentsGroupBox'#4'Left'#2#10#6'Height'
+  +#3#180#0#3'Top'#2'A'#5'Width'#3'|'#1#7'Anchors'#11#5'akTop'#6'akLeft'#7'akRi'
+  +'ght'#8'akBottom'#0#7'Caption'#6#18'ComponentsGroupBox'#8'TabOrder'#2#3#0#8
+  +'TListBox'#17'ComponentsListBox'#6'Height'#3#163#0#5'Width'#3'x'#1#5'Align'#7
+  +#8'alClient'#10'OnDblClick'#7#25'ComponentsListBoxDblClick'#10'OnDrawItem'#7
+  +#25'ComponentsListBoxDrawItem'#5'Style'#7#16'lbOwnerDrawFixed'#8'TabOrder'#2
+  +#0#8'TopIndex'#2#255#0#0#0#0
+]);

ide/findpalettecomp.pas

@@ -0,0 +1,203 @@
+{  $Id: componentpalette.pas 9311 2006-05-19 21:56:07Z mattias $  }
+{
+ /***************************************************************************
+                          componentpalette.pas
+                          --------------------
+
+
+ ***************************************************************************/
+
+ ***************************************************************************
+ *                                                                         *
+ *   This source is free software; you can redistribute it and/or modify   *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This code is distributed in the hope that it will be useful, but      *
+ *   WITHOUT ANY WARRANTY; without even the implied warranty of            *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
+ *   General Public License for more details.                              *
+ *                                                                         *
+ *   A copy of the GNU General Public License is available on the World    *
+ *   Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also      *
+ *   obtain it by writing to the Free Software Foundation,                 *
+ *   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.        *
+ *                                                                         *
+ ***************************************************************************
+
+  Author: Mattias Gaertner
+
+  Abstract:
+    A dialog to search a component.
+}
+unit FindPaletteComp;
+
+{$mode objfpc}{$H+}
+
+interface
+
+uses
+  Classes, SysUtils, LCLProc, LResources, Forms, Controls, Graphics, Dialogs,
+  StdCtrls, Buttons, FormEditingIntf,
+  LazarusIDEStrConsts, ComponentReg, PackageDefs;
+
+type
+
+  { TFindPaletteComponentDlg }
+
+  TFindPaletteComponentDlg = class(TForm)
+    ComponentsGroupBox: TGroupBox;
+    ComponentsListBox: TListBox;
+    SelectButton: TButton;
+    CancelButton: TButton;
+    PatternEdit: TEdit;
+    SearchPatternGroupBox: TGroupBox;
+    procedure ComponentsListBoxDblClick(Sender: TObject);
+    procedure ComponentsListBoxDrawItem(Control: TWinControl; Index: Integer;
+      ARect: TRect; State: TOwnerDrawState);
+    procedure FormCreate(Sender: TObject);
+    procedure FormDestroy(Sender: TObject);
+    procedure PatternEditChange(Sender: TObject);
+  private
+    fSelectedComponents: TFPList;// list of TRegisteredComponent
+    procedure UpdateComponentSelection;
+  public
+    function GetSelectedComponent: TRegisteredComponent;
+  end;
+
+function ShowFindPaletteComponentDlg(
+  out AComponent: TRegisteredComponent): TModalResult;
+
+implementation
+
+function ShowFindPaletteComponentDlg(out AComponent: TRegisteredComponent
+  ): TModalResult;
+var
+  FindPaletteComponentDlg: TFindPaletteComponentDlg;
+begin
+  FindPaletteComponentDlg:=TFindPaletteComponentDlg.Create(nil);
+  Result:=FindPaletteComponentDlg.ShowModal;
+  AComponent:=FindPaletteComponentDlg.GetSelectedComponent;
+  if AComponent=nil then Result:=mrCancel;
+  FindPaletteComponentDlg.Free;
+end;
+
+{ TFindPaletteComponentDlg }
+
+procedure TFindPaletteComponentDlg.FormCreate(Sender: TObject);
+begin
+  ComponentsGroupBox.Caption:='Components';
+  SelectButton.Caption:='Select';
+  CancelButton.Caption:='Cancel';
+  PatternEdit.Text:='';
+  SearchPatternGroupBox.Caption:='Find';
+  ComponentsListBox.ItemHeight:=ComponentPaletteBtnWidth;
+  
+  UpdateComponentSelection;
+end;
+
+procedure TFindPaletteComponentDlg.ComponentsListBoxDrawItem(
+  Control: TWinControl; Index: Integer; ARect: TRect; State: TOwnerDrawState);
+var
+  CurComponent: TRegisteredComponent;
+  CurStr: string;
+  TxtH: Integer;
+  CurIcon: TBitmap;
+  IconWidth: Integer;
+  IconHeight: Integer;
+  CurRect: TRect;
+begin
+  if fSelectedComponents=nil then exit;
+  if (Index<0) or (Index>=fSelectedComponents.Count) then exit;
+  // draw registered component
+  CurComponent:=TRegisteredComponent(fSelectedComponents[Index]);
+  with ComponentsListBox.Canvas do begin
+    CurStr:=Format(lisPckEditPage, [CurComponent.ComponentClass.ClassName,
+      CurComponent.Page.PageName]);
+    TxtH:=TextHeight(CurStr);
+    CurRect:=ARect;
+    inc(CurRect.Left,25);
+    FillRect(CurRect);
+    Brush.Color:=clLtGray;
+    CurRect:=ARect;
+    CurRect.Right:=ARect.Left+25;
+    FillRect(CurRect);
+    CurIcon:=nil;
+    if CurComponent is TPkgComponent then
+      CurIcon:=TPkgComponent(CurComponent).Icon;
+    if CurIcon<>nil then begin
+      IconWidth:=CurIcon.Width;
+      IconHeight:=CurIcon.Height;
+      Draw(ARect.Left+(25-IconWidth) div 2,
+           ARect.Top+(ARect.Bottom-ARect.Top-IconHeight) div 2,
+           CurIcon);
+    end;
+    TextOut(ARect.Left+25,
+            ARect.Top+(ARect.Bottom-ARect.Top-TxtH) div 2,
+            CurStr);
+  end;
+end;
+
+procedure TFindPaletteComponentDlg.ComponentsListBoxDblClick(Sender: TObject);
+begin
+  ModalResult:=mrOk;
+end;
+
+procedure TFindPaletteComponentDlg.FormDestroy(Sender: TObject);
+begin
+  fSelectedComponents.Free;
+end;
+
+procedure TFindPaletteComponentDlg.PatternEditChange(Sender: TObject);
+begin
+  UpdateComponentSelection;
+end;
+
+procedure TFindPaletteComponentDlg.UpdateComponentSelection;
+var
+  p: Integer;
+  Page: TBaseComponentPage;
+  c: Integer;
+  AComponent: TRegisteredComponent;
+begin
+  if fSelectedComponents=nil then
+    fSelectedComponents:=TFPList.Create;
+  fSelectedComponents.Clear;
+  if IDEComponentPalette=nil then exit;
+  for p:=0 to IDEComponentPalette.Count-1 do begin
+    Page:=IDEComponentPalette.Pages[p];
+    if not Page.Visible then continue;
+    for c:=0 to Page.Count-1 do begin
+      AComponent:=Page.Items[c];
+      if not AComponent.Visible then continue;
+      if (PatternEdit.Text='')
+      or (System.Pos(UpperCase(PatternEdit.Text),
+                    UpperCase(AComponent.ComponentClass.ClassName))>0)
+      then
+        fSelectedComponents.Add(AComponent);
+    end;
+  end;
+  while ComponentsListBox.Items.Count<fSelectedComponents.Count do
+    ComponentsListBox.Items.Add('');
+  while ComponentsListBox.Items.Count>fSelectedComponents.Count do
+    ComponentsListBox.Items.Delete(ComponentsListBox.Items.Count-1);
+  ComponentsListBox.Invalidate;
+end;
+
+function TFindPaletteComponentDlg.GetSelectedComponent: TRegisteredComponent;
+var
+  i: Integer;
+begin
+  if (fSelectedComponents=nil) or (fSelectedComponents.Count=0) then exit(nil);
+  i:=ComponentsListBox.ItemIndex;
+  if (i>=fSelectedComponents.Count) or (i<0) then
+    i:=0;
+  Result:=TRegisteredComponent(fSelectedComponents[i]);
+end;
+
+initialization
+  {$I findpalettecomp.lrs}
+
+end.
+

ide/lazarusidestrconsts.pas

@@ -2084,6 +2084,7 @@ resourcestring
   // component palette
   lisCompPalOpenPackage = 'Open package';
   lisCompPalOpenUnit = 'Open unit';
+  lisCompPalFindComponent = 'Find component';
 
   // macro promp dialog
   lisMacroPromptEnterData = 'Enter data';

lcl/ldockctrl.pas

@@ -37,7 +37,7 @@ interface
 
 uses
   Classes, SysUtils, TypInfo, LCLProc, Controls, Forms, Menus, LCLStrConsts,
-  StringHashList, LDockCtrlEdit, LDockTree;
+  StringHashList, LazConfigStorage, LDockCtrlEdit, LDockTree;
 
 type
   TNonDockConfigNames = (

packager/packageeditor.pas

@@ -40,7 +40,7 @@ interface
 uses
   Classes, SysUtils, Forms, Controls, StdCtrls, ComCtrls, Buttons, LResources,
   Graphics, LCLType, LCLProc, Menus, Dialogs, FileUtil,
-  AVL_Tree, Laz_XMLCfg, LazIDEIntf, ProjectIntf,
+  AVL_Tree, Laz_XMLCfg, LazIDEIntf, ProjectIntf, FormEditingIntf,
   IDEProcs, LazConf, LazarusIDEStrConsts, IDEOptionDefs, IDEDefs,
   CompilerOptions, CompilerOptionsDlg, ComponentReg, PackageDefs, PkgOptionsDlg,
   AddToPackageDlg, PkgVirtualUnitEditor, PackageSystem;
@@ -1448,7 +1448,7 @@ begin
   with RegisteredListBox do begin
     Name:='RegisteredListBox';
     Align:=alClient;
-    ItemHeight:=23;
+    ItemHeight:=ComponentPaletteBtnWidth-2;
     OnDrawItem:=@RegisteredListBoxDrawItem;
     Style:= lbOwnerDrawFixed;
     Parent:=RegisteredPluginsGroupBox;