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[Help-smalltalk] [PATCH 09/15] gtktools: Introduce a GTKTools package wi


From: Holger Hans Peter Freyther
Subject: [Help-smalltalk] [PATCH 09/15] gtktools: Introduce a GTKTools package with helper classes
Date: Mon, 8 Apr 2013 11:30:25 +0200

From: Holger Hans Peter Freyther <address@hidden>

VisualGST has accumulated some GTK support that makes creating
widgets with GTK more easy. Begin to move these widgets from the
VisualGST package to the new GTKTools.

2013-03-30  Holger Hans Peter Freyther  <address@hidden>

        * configure.ac: Introduce the GTKTools package

2013-03-30  Holger Hans Peter Freyther  <address@hidden>

        * GtkAbstractConcreteWidget.st: Renamed from 
packages/visualgst/GtkAbstractConcreteWidget.st.
        * GtkConcreteWidget.st: Renamed from 
packages/visualgst/GtkConcreteWidget.st.
        * GtkEntryDialog.st: Renamed from packages/visualgst/GtkEntryDialog.st.
        * GtkMainWindow.st: Renamed from packages/visualgst/GtkMainWindow.st.
        * Tests/GtkConcreteWidgetTest.st: Renamed from 
packages/visualgst/Tests/GtkConcreteWidgetTest.st.
        * package.xml: Added.

2013-03-30  Holger Hans Peter Freyther  <address@hidden>

        * Commands/CategoryMenus/AddCategoryCommand.st: Use GTKTools namespace.
        * Commands/CategoryMenus/RenameCategoryCommand.st: Use GTKTools 
namespace.
        * Commands/ClassMenus/AddClassCommand.st: Use GTKTools namespace.
        * Commands/ClassMenus/RenameClassCommand.st: Use GTKTools namespace.
        * Commands/NamespaceMenus/AddNamespaceCommand.st: Use GTKTools 
namespace.
        * Commands/NamespaceMenus/RenameNamespaceCommand.st: Use GTKTools 
namespace.
        * Debugger/GtkContextWidget.st: Use GTKTools namespace.
        * Debugger/GtkStackInspectorView.st: Use GTKTools namespace.
        * GtkEntryWidget.st: Use GTKTools namespace.
        * GtkHistoryWidget.st: Use GTKTools namespace.
        * GtkNotebookWidget.st: Use GTKTools namespace.
        * GtkPackageBuilderWidget.st: Use GTKTools namespace.
        * GtkScrollTreeWidget.st: Use GTKTools namespace.
        * GtkSidebarWidget.st: Use GTKTools namespace.
        * GtkVariableTrackerWidget.st: Use GTKTools namespace.
        * GtkVisualGSTTool.st: Use GTKTools namespace.
        * Image/GtkImageWidget.st: Use GTKTools namespace.
        * Implementors/GtkImageResultsWidget.st: Use GTKTools namespace.
        * Inspector/GtkInspectorBrowserWidget.st: Use GTKTools namespace.
        * Inspector/GtkInspectorWidget.st: Use GTKTools namespace.
        * SUnit/GtkSUnitResultWidget.st: Use GTKTools namespace.
        * StBrowser/GtkCategorizedClassWidget.st: Use GTKTools namespace.
        * StBrowser/GtkCategorizedNamespaceWidget.st: Use GTKTools namespace.
        * StBrowser/GtkCategoryWidget.st: Use GTKTools namespace.
        * StBrowser/GtkClassBrowserWidget.st: Use GTKTools namespace.
        * StBrowser/GtkClassHierarchyWidget.st: Use GTKTools namespace.
        * StBrowser/GtkMethodWidget.st: Use GTKTools namespace.
        * Tetris/Tetris.st: Use GTKTools namespace.
        * Text/GtkTextPluginWidget.st: Use GTKTools namespace.
        * Text/GtkTextWidget.st: Use GTKTools namespace.
        * package.xml: Use GTKTools namespace.
        * GtkAbstractConcreteWidget.st: Renamed to 
packages/gtktools/GtkAbstractConcreteWidget.st.
        * GtkConcreteWidget.st: Renamed to 
packages/gtktools/GtkConcreteWidget.st.
        * GtkEntryDialog.st: Renamed to packages/gtktools/GtkEntryDialog.st.
        * GtkMainWindow.st: Renamed to packages/gtktools/GtkMainWindow.st.
        * Tests/GtkConcreteWidgetTest.st: Renamed to 
packages/gtktools/Tests/GtkConcreteWidgetTest.st.
---
 .gitignore                                         |    1 +
 ChangeLog                                          |    4 +
 configure.ac                                       |    1 +
 packages/gtktools/ChangeLog                        |    8 +
 packages/gtktools/GtkAbstractConcreteWidget.st     |    5 +
 packages/gtktools/GtkConcreteWidget.st             |  122 +++++++++
 packages/gtktools/GtkEntryDialog.st                |   65 +++++
 packages/gtktools/GtkMainWindow.st                 |  276 ++++++++++++++++++++
 packages/gtktools/Makefile.frag                    |    5 +
 packages/gtktools/Tests/GtkConcreteWidgetTest.st   |   42 +++
 packages/gtktools/package.xml                      |   17 ++
 packages/visualgst/ChangeLog                       |   39 +++
 .../Commands/CategoryMenus/AddCategoryCommand.st   |    2 +-
 .../CategoryMenus/RenameCategoryCommand.st         |    2 +-
 .../Commands/ClassMenus/AddClassCommand.st         |    2 +-
 .../Commands/ClassMenus/RenameClassCommand.st      |    2 +-
 .../Commands/NamespaceMenus/AddNamespaceCommand.st |    2 +-
 .../NamespaceMenus/RenameNamespaceCommand.st       |    2 +-
 packages/visualgst/Debugger/GtkContextWidget.st    |    2 +-
 .../visualgst/Debugger/GtkStackInspectorView.st    |    2 +-
 packages/visualgst/GtkAbstractConcreteWidget.st    |    6 -
 packages/visualgst/GtkConcreteWidget.st            |  122 ---------
 packages/visualgst/GtkEntryDialog.st               |   66 -----
 packages/visualgst/GtkEntryWidget.st               |    2 +-
 packages/visualgst/GtkHistoryWidget.st             |    2 +-
 packages/visualgst/GtkMainWindow.st                |  276 --------------------
 packages/visualgst/GtkNotebookWidget.st            |    2 +-
 packages/visualgst/GtkPackageBuilderWidget.st      |    2 +-
 packages/visualgst/GtkScrollTreeWidget.st          |    2 +-
 packages/visualgst/GtkSidebarWidget.st             |    4 +-
 packages/visualgst/GtkVariableTrackerWidget.st     |    2 +-
 packages/visualgst/GtkVisualGSTTool.st             |    2 +-
 packages/visualgst/Image/GtkImageWidget.st         |    2 +-
 .../Implementors/GtkImageResultsWidget.st          |    2 +-
 .../Inspector/GtkInspectorBrowserWidget.st         |    2 +-
 packages/visualgst/Inspector/GtkInspectorWidget.st |    2 +-
 packages/visualgst/Makefile.frag                   |    2 +-
 packages/visualgst/SUnit/GtkSUnitResultWidget.st   |    2 +-
 .../StBrowser/GtkCategorizedClassWidget.st         |    2 +-
 .../StBrowser/GtkCategorizedNamespaceWidget.st     |    2 +-
 packages/visualgst/StBrowser/GtkCategoryWidget.st  |    2 +-
 .../visualgst/StBrowser/GtkClassBrowserWidget.st   |    2 +-
 .../visualgst/StBrowser/GtkClassHierarchyWidget.st |    2 +-
 packages/visualgst/StBrowser/GtkMethodWidget.st    |    2 +-
 packages/visualgst/Tests/GtkConcreteWidgetTest.st  |   43 ---
 packages/visualgst/Tetris/Tetris.st                |    2 +-
 packages/visualgst/Text/GtkTextPluginWidget.st     |    2 +-
 packages/visualgst/Text/GtkTextWidget.st           |    2 +-
 packages/visualgst/package.xml                     |   12 +-
 49 files changed, 618 insertions(+), 556 deletions(-)
 create mode 100644 packages/gtktools/ChangeLog
 create mode 100644 packages/gtktools/GtkAbstractConcreteWidget.st
 create mode 100644 packages/gtktools/GtkConcreteWidget.st
 create mode 100644 packages/gtktools/GtkEntryDialog.st
 create mode 100644 packages/gtktools/GtkMainWindow.st
 create mode 100644 packages/gtktools/Makefile.frag
 create mode 100644 packages/gtktools/Tests/GtkConcreteWidgetTest.st
 create mode 100644 packages/gtktools/package.xml
 delete mode 100644 packages/visualgst/GtkAbstractConcreteWidget.st
 delete mode 100644 packages/visualgst/GtkConcreteWidget.st
 delete mode 100644 packages/visualgst/GtkEntryDialog.st
 delete mode 100644 packages/visualgst/GtkMainWindow.st
 delete mode 100644 packages/visualgst/Tests/GtkConcreteWidgetTest.st

diff --git a/.gitignore b/.gitignore
index d0578bc..8e8fe08 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,6 +62,7 @@ packages/gtk/order
 packages/gtk/sizeof
 packages/gtk/sizeof.c
 packages/gtk/structs
+packages/gtktools/stamp-classes
 packages/i18n/ref-add.sed
 packages/i18n/ref-del.sed
 packages/net/gnutls-wrapper
diff --git a/ChangeLog b/ChangeLog
index 277302a..aa767b8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-03-30  Holger Hans Peter Freyther  <address@hidden>
+
+       * configure.ac: Introduce the GTKTools package
+
 2013-03-31  Holger Hans Peter Freyther  <address@hidden>
 
        * tests/stcompiler.ok: Update the test result.
diff --git a/configure.ac b/configure.ac
index 798a6a8..5305622 100644
--- a/configure.ac
+++ b/configure.ac
@@ -587,6 +587,7 @@ GST_PACKAGE_ENABLE([SUnit], [sunit])
 GST_PACKAGE_ENABLE([Swazoo], [swazoo-httpd])
 GST_PACKAGE_ENABLE([Sockets], [sockets], [], [gst_cv_sockets])
 GST_PACKAGE_ENABLE([VFSAddOns], [vfs], [], [], [Makefile])
+GST_PACKAGE_ENABLE([GTKTools], [gtktools])
 GST_PACKAGE_ENABLE([VisualGST], [visualgst])
 GST_PACKAGE_ENABLE([XML-XMLNodeBuilder], [xml/builder])
 GST_PACKAGE_ENABLE([XML-DOM], [xml/dom])
diff --git a/packages/gtktools/ChangeLog b/packages/gtktools/ChangeLog
new file mode 100644
index 0000000..1299e7f
--- /dev/null
+++ b/packages/gtktools/ChangeLog
@@ -0,0 +1,8 @@
+2013-03-30  Holger Hans Peter Freyther  <address@hidden>
+
+       * GtkAbstractConcreteWidget.st: Renamed from 
packages/visualgst/GtkAbstractConcreteWidget.st.
+       * GtkConcreteWidget.st: Renamed from 
packages/visualgst/GtkConcreteWidget.st.
+       * GtkEntryDialog.st: Renamed from packages/visualgst/GtkEntryDialog.st.
+       * GtkMainWindow.st: Renamed from packages/visualgst/GtkMainWindow.st.
+       * Tests/GtkConcreteWidgetTest.st: Renamed from 
packages/visualgst/Tests/GtkConcreteWidgetTest.st.
+       * package.xml: Added.
diff --git a/packages/gtktools/GtkAbstractConcreteWidget.st 
b/packages/gtktools/GtkAbstractConcreteWidget.st
new file mode 100644
index 0000000..4354e1e
--- /dev/null
+++ b/packages/gtktools/GtkAbstractConcreteWidget.st
@@ -0,0 +1,5 @@
+Smalltalk.Object subclass: GtkAbstractConcreteWidget [
+
+    hideAll [
+    ]
+]
diff --git a/packages/gtktools/GtkConcreteWidget.st 
b/packages/gtktools/GtkConcreteWidget.st
new file mode 100644
index 0000000..4880921
--- /dev/null
+++ b/packages/gtktools/GtkConcreteWidget.st
@@ -0,0 +1,122 @@
+GtkAbstractConcreteWidget subclass: GtkConcreteWidget [
+    | child parentWindow popupMenu |
+
+    GtkConcreteWidget class >> parentWindow: aGtkWindow [
+       <category: 'instance creation'>
+
+        ^ self new
+            parentWindow: aGtkWindow;
+            initialize;
+            yourself
+    ]
+
+    GtkConcreteWidget class >> showAll [
+       <category: 'instance creation'>
+
+       ^ self new
+           initialize;
+           showAll;
+           yourself
+    ]
+
+    initialize [
+       <category: 'initialize'>
+
+    ]
+
+    parentWindow: aGtkWindow [
+        <category: 'accessing'>
+
+        parentWindow := aGtkWindow
+    ]
+
+    parentWindow [
+       <category: 'accessing'>
+
+       ^ parentWindow
+    ]
+
+    mainWidget [
+       <category: 'accessing'>
+
+       ^ child
+    ]
+
+    mainWidget: aGtkWidget [
+       <category: 'accessing'>
+
+       child ifNotNil: [ child hideAll  ].
+       child := aGtkWidget
+    ]
+
+    showAll [
+       <category: 'user interface'>
+
+       child showAll
+    ]
+
+    hideAll [
+       <category: 'user interface'>
+
+       child hideAll
+    ]
+
+    isVisible [
+       <category: 'testing'>
+
+       ^ child getVisible
+    ]
+
+    hasFocus [
+       <category: 'testing'>
+
+        | parent current |
+        parent := child.
+        [ (current := parent getFocusChild) notNil ] whileTrue: [
+            parent := current ].
+        ^ self parentWindow getFocus = parent
+
+    ]
+
+    focusedWidget [
+       <category: 'focus'>
+
+        self hasFocus ifTrue: [ ^ self ].
+        ^ nil
+    ]
+
+    onFocusPerform: aSymbol [
+        <category: 'widget'>
+
+        ^ self focusedWidget perform: aSymbol
+    ]
+
+    onPress: aGtkWidget event: aGdkEvent [
+        <category: 'button event'>
+
+        | menu aGdkButtonEvent |
+        aGdkButtonEvent := aGdkEvent castTo: GTK.GdkEventButton type.
+        aGdkButtonEvent button value = 3 ifFalse: [ ^ false ].
+        menu := popupMenu asPopupMenu.
+        menu attachToWidget: self treeView detacher: nil.
+        menu popup: nil parentMenuItem: nil func: nil data: nil button: 3 
activateTime: aGdkButtonEvent time value.
+        menu showAll.
+        ^ true
+    ]
+
+    connectToWhenPopupMenu: aMenuBuilder [
+       <category: 'user interface'>
+
+       popupMenu := aMenuBuilder.
+       ^ self treeView connectSignal: 'button-press-event' to: self selector: 
#'onPress:event:'
+    ]
+
+    grabFocus [
+       <category: 'user interface'>
+
+    ]
+
+    close [
+       <category: 'user interface'>
+    ]
+]
diff --git a/packages/gtktools/GtkEntryDialog.st 
b/packages/gtktools/GtkEntryDialog.st
new file mode 100644
index 0000000..b45c779
--- /dev/null
+++ b/packages/gtktools/GtkEntryDialog.st
@@ -0,0 +1,65 @@
+Object subclass: GtkEntryDialog [
+    | dialog labelWidget entryWidget hasPressedOk buttons defaultButton |
+
+    GtkEntryDialog class >> title: aTitle text: aDescription [
+       <category: 'instance creation'>
+
+       ^ (self new)
+           title: aTitle text: aDescription;
+           yourself
+    ]
+
+    beOkCancel [
+        buttons := #( ('Ok' #gtkResponseOk) ('Cancel' #gtkResponseCancel))
+    ]
+
+    beYesNo [
+        buttons := #( ('Yes' #gtkResponseYes) ('No' #gtkResponseNo))
+    ]
+
+    title: aTitle text: aDescription [
+       <category: 'initialization'>
+
+       hasPressedOk := false.
+       dialog := GTK.GtkDialog newWithButtons: aTitle parent: nil flags: 0 
varargs: {nil}.
+       self buildCentralWidget: aDescription on: dialog.
+       "dialog showModalOnAnswer: [ :dlg :res |
+               res = GTK.Gtk gtkResponseYes ifTrue: [ hasPressedOk := true ].
+               dlg destroy ]"
+    ]
+
+    hasPressedOk: aBlock [
+       <category: 'testing'>
+
+        dialog showModalOnAnswer: [ :dlg :res |
+                res = defaultButton ifTrue: [ aBlock value ].
+                dlg destroy ]
+    ]
+
+    result [
+       <category: 'accessing'>
+
+       ^ entryWidget getText
+    ]
+
+    buildCentralWidget: aString on: aGtkDialog [
+       <category: 'user interface'>
+
+       | hbox |
+        buttons isNil ifTrue: [ self beOkCancel ].
+        buttons do: [ :each |
+           aGtkDialog addButton: each first responseId: (GTK.Gtk perform: each 
second) ].
+
+        defaultButton := GTK.Gtk perform: buttons first second.
+        aGtkDialog setDefaultResponse: defaultButton.
+       hbox := GTK.GtkHBox new: true spacing: 0.
+       labelWidget := GTK.GtkLabel new: aString.
+       entryWidget := GTK.GtkEntry new.
+        entryWidget setActivatesDefault: true.
+       hbox
+           add: labelWidget;
+           add: entryWidget;
+           showAll.
+       aGtkDialog getVBox add: hbox
+    ]
+]
diff --git a/packages/gtktools/GtkMainWindow.st 
b/packages/gtktools/GtkMainWindow.st
new file mode 100644
index 0000000..6e59e2a
--- /dev/null
+++ b/packages/gtktools/GtkMainWindow.st
@@ -0,0 +1,276 @@
+Object subclass: GtkMainWindow [
+    | window container menuBar toolBar centralWidget statusBar accelGroup |
+
+    GtkMainWindow class >> open        [
+       <category: 'user interface'>
+
+       ^ (self new)
+           initialize;
+           showAll;
+           postInitialize;
+           yourself
+    ]
+
+    GtkMainWindow class >> openSized: aPoint [
+       <category: 'user interface'>
+
+       ^ (self new)
+           initialize;
+           resize: aPoint;
+           showAll;
+           postInitialize;
+           yourself
+    ]
+
+    centralWidget [
+       <category: 'accessing'>
+
+       ^ centralWidget
+    ]
+
+    centralWidget: aGtkWidget [
+       <category: 'accessing'>
+
+       centralWidget := aGtkWidget
+    ]
+
+    container [
+       <category: 'accessing'>
+
+       ^ container ifNil: [ container := GTK.GtkVBox new: false spacing: 0 ]
+    ]
+
+    accelGroup [
+       <category: 'accessing'>
+
+       ^ accelGroup ifNil: [ accelGroup := GTK.GtkAccelGroup new ]
+    ]
+
+    menuBar [
+       <category: 'accessing'>
+
+       ^ menuBar ifNil: [ menuBar := GTK.GtkMenuBar new ]
+    ]
+
+    menuBar: aGtkMenuBar [
+       <category: 'accessing'>
+
+       menuBar := aGtkMenuBar
+    ]
+
+    statusBar [
+       <category: 'accessing'>
+
+       ^ statusBar ifNil: [ statusBar := GTK.GtkStatusbar new ]
+    ]
+
+    statusBar: aGtkStatusBar [
+       <category: 'accessing'>
+
+       statusBar := aGtkStatusBar
+    ]
+
+    title [
+       <category: 'accessing'>
+
+       ^ window title
+    ]
+
+    title: aString [
+       <category: 'accessing'>
+
+       window setTitle: aString
+    ]
+
+    toolBar [
+       <category: 'accessing'>
+
+       ^ toolBar ifNil: [ toolBar := GTK.GtkToolbar new ]
+    ]
+
+    toolBar: aGtkToolBar [
+       <category: 'accessing'>
+
+       toolBar := aGtkToolBar
+    ]
+
+    aboutGst [
+       <category: 'events'>
+
+       (GTK.GtkAboutDialog new)
+           setProgramName: 'GNU Smalltalk';
+           setVersion: (Smalltalk version =~ 'version (.*)' at: 1);
+           setLicense: 'GNU Smalltalk 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, or (at your option) any later version.
+
+GNU Smalltalk 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.
+
+You should have received a copy of the GNU General Public License along with
+GNU Smalltalk; see the file COPYING.  If not, write to the Free Software
+Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+Please consult the GNU Smalltalk source code for additional permissions
+that are specific to this version of GNU Smalltalk.';
+           setWebsite: 'http://smalltalk.gnu.org/';
+           showModalDestroy
+    ]
+
+    close [
+       <category: 'events'>
+
+       window hideAll
+    ]
+
+    initialize [
+       <category: 'intialization'>
+
+       window := GTK.GtkWindow new: GTK.Gtk gtkWindowToplevel.
+       window addAccelGroup: self accelGroup.
+        self
+            title: self windowTitle;
+            createMenus;
+            createToolbar;
+            createStatusBar;
+            centralWidget: self buildCentralWidget.
+    ]
+
+    buildCentralWidget [
+       <category: 'initialization'>
+        ^nil
+    ]
+
+    createStatusBar [
+        <category: 'user interface'>
+
+        self statusMessage: self windowTitle
+    ]
+
+    windowTitle [
+       <category: 'initialization'>
+        ^self class name
+    ]
+
+    createToolbar [
+       <category: 'initialization'>
+    ]
+
+    createMenus [
+       <category: 'initialization'>
+    ]
+
+    postInitialize [
+       <category: 'initialization'>
+
+        window
+            connectSignal: 'delete-event' to: self selector: #'onDelete:event:'
+    ]
+
+    onDelete: aGtkWidget event: aGdkEvent [
+       <category: 'events'>
+
+        window hideAll.
+        ^ true
+    ]
+
+    addMenuItem: aString [
+       <category: 'menubar'>
+
+       self menuBar append: (GTK.GtkMenuItem newWithLabel: aString)
+    ]
+
+    addMenuItem: aString withSubmenu: aGtkMenuItemArray [
+       <category: 'menubar'>
+
+       self menuBar append:
+           ((GTK.GtkMenuItem newWithLabel: aString)
+               setSubmenu: (self createNewMenuEntry: aGtkMenuItemArray))
+    ]
+
+    createMainMenu: anArray [
+       <category: 'menubar'>
+
+       anArray do: [ :each |
+           self addMenuItem: each first withSubmenu: (self perform: each 
second) ]
+    ]
+
+    createNewMenuEntry: anArray [
+        <category: 'menubar'>
+
+        | menu |
+        menu := (GTK.GtkMenu new)
+                    setAccelGroup: self accelGroup;
+                    yourself.
+        anArray do: [ :each |
+            menu append: each ].
+        ^ menu
+    ]
+
+    statusMessage: aString [
+       <category: 'statusbar'>
+
+       self statusBar
+           push: 0 text: aString
+    ]
+
+    appendSeparator [
+       <category: 'toolbar'>
+
+       self appendToolItem: GTK.GtkSeparatorToolItem new
+    ]
+
+    appendToolItem: aGtkToolItem [
+       <category: 'toolbar'>
+
+       self toolBar insert: aGtkToolItem pos: -1
+    ]
+
+    appendWidget: aGtkWidget [
+       <category: 'toolbar'>
+
+       self appendToolItem: ((GTK.GtkToolItem new) add: aGtkWidget)
+    ]
+
+    resize: aPoint [
+       <category: 'user interface'>
+
+       window resize: aPoint x height: aPoint y
+    ]
+
+    showAll [
+       {menuBar->false. toolBar->false. centralWidget->true. statusBar->false} 
do: [ :each |
+           each key ifNotNil: [ self container
+               packStart: each key expand: each value fill: true padding: 0 ] 
].
+
+       window
+           add: self container;
+           showAll
+    ]
+
+    focusedWidget [
+        <category: 'focus'>
+
+        self subclassResponsibility
+    ]
+
+    onFocusPerform: aSymbol [
+        <category: 'widget'>
+
+        | widget |
+        widget := self focusedWidget.
+        widget isNil ifTrue: [ ^ self ].
+        ^ widget perform: aSymbol
+    ]
+
+    onFocusPerform: aSymbol with: anObject [
+        <category: 'widget'>
+
+        | widget |
+        widget := self focusedWidget.
+        widget isNil ifTrue: [ ^ self ].
+        ^ widget perform: aSymbol with: anObject
+    ]
+]
diff --git a/packages/gtktools/Makefile.frag b/packages/gtktools/Makefile.frag
new file mode 100644
index 0000000..e758dbc
--- /dev/null
+++ b/packages/gtktools/Makefile.frag
@@ -0,0 +1,5 @@
+GTKTools_FILES = \
+packages/gtktools/GtkMainWindow.st 
packages/gtktools/GtkAbstractConcreteWidget.st 
packages/gtktools/GtkConcreteWidget.st packages/gtktools/GtkEntryDialog.st 
packages/gtktools/Tests/GtkConcreteWidgetTest.st
+$(GTKTools_FILES):
+$(srcdir)/packages/gtktools/stamp-classes: $(GTKTools_FILES)
+       touch $(srcdir)/packages/gtktools/stamp-classes
diff --git a/packages/gtktools/Tests/GtkConcreteWidgetTest.st 
b/packages/gtktools/Tests/GtkConcreteWidgetTest.st
new file mode 100644
index 0000000..7fce2e4
--- /dev/null
+++ b/packages/gtktools/Tests/GtkConcreteWidgetTest.st
@@ -0,0 +1,42 @@
+TestCase subclass: GtkConcreteWidgetTest [
+
+    | show |
+
+    showAll [
+
+       show := true
+    ]
+
+    hideAll [
+
+       show := false
+    ]
+
+    getVisible [
+
+       ^ false
+    ]
+
+    testAbstractWidget [
+       <category: 'testing'>
+
+       self should: [ GtkAbstractConcreteWidget new hideAll. true ]
+    ]
+
+    testConcreteWidget [
+       <category: 'testing'>
+
+       | widget |
+       widget := GtkConcreteWidget parentWindow: #foo.
+       self assert: widget parentWindow = #foo.
+       widget mainWidget: self.
+       self assert: widget mainWidget = self.
+       widget showAll.
+       self assert: show.
+       widget hideAll.
+       self assert: show not.
+       self assert: widget isVisible not.
+       self should: [ widget grabFocus. true ].
+       self should: [ widget close. true].
+    ]
+]
diff --git a/packages/gtktools/package.xml b/packages/gtktools/package.xml
new file mode 100644
index 0000000..35c3414
--- /dev/null
+++ b/packages/gtktools/package.xml
@@ -0,0 +1,17 @@
+<package>
+  <name>GTKTools</name>
+  <namespace>GTKTools</namespace>
+  <prereq>GTK</prereq>
+
+  <filein>GtkMainWindow.st</filein>
+  <filein>GtkAbstractConcreteWidget.st</filein>
+  <filein>GtkConcreteWidget.st</filein>
+  <filein>GtkEntryDialog.st</filein>
+
+  <test>
+    <sunit>
+      GTKTools.GtkConcreteWidgetTest
+    </sunit>
+    <filein>Tests/GtkConcreteWidgetTest.st</filein>
+  </test>
+</package>
diff --git a/packages/visualgst/ChangeLog b/packages/visualgst/ChangeLog
index a12113b..a2d935f 100644
--- a/packages/visualgst/ChangeLog
+++ b/packages/visualgst/ChangeLog
@@ -1,3 +1,42 @@
+2013-03-30  Holger Hans Peter Freyther  <address@hidden>
+
+       * Commands/CategoryMenus/AddCategoryCommand.st: Use GTKTools namespace.
+       * Commands/CategoryMenus/RenameCategoryCommand.st: Use GTKTools 
namespace.
+       * Commands/ClassMenus/AddClassCommand.st: Use GTKTools namespace.
+       * Commands/ClassMenus/RenameClassCommand.st: Use GTKTools namespace.
+       * Commands/NamespaceMenus/AddNamespaceCommand.st: Use GTKTools 
namespace.
+       * Commands/NamespaceMenus/RenameNamespaceCommand.st: Use GTKTools 
namespace.
+       * Debugger/GtkContextWidget.st: Use GTKTools namespace.
+       * Debugger/GtkStackInspectorView.st: Use GTKTools namespace.
+       * GtkEntryWidget.st: Use GTKTools namespace.
+       * GtkHistoryWidget.st: Use GTKTools namespace.
+       * GtkNotebookWidget.st: Use GTKTools namespace.
+       * GtkPackageBuilderWidget.st: Use GTKTools namespace.
+       * GtkScrollTreeWidget.st: Use GTKTools namespace.
+       * GtkSidebarWidget.st: Use GTKTools namespace.
+       * GtkVariableTrackerWidget.st: Use GTKTools namespace.
+       * GtkVisualGSTTool.st: Use GTKTools namespace.
+       * Image/GtkImageWidget.st: Use GTKTools namespace.
+       * Implementors/GtkImageResultsWidget.st: Use GTKTools namespace.
+       * Inspector/GtkInspectorBrowserWidget.st: Use GTKTools namespace.
+       * Inspector/GtkInspectorWidget.st: Use GTKTools namespace.
+       * SUnit/GtkSUnitResultWidget.st: Use GTKTools namespace.
+       * StBrowser/GtkCategorizedClassWidget.st: Use GTKTools namespace.
+       * StBrowser/GtkCategorizedNamespaceWidget.st: Use GTKTools namespace.
+       * StBrowser/GtkCategoryWidget.st: Use GTKTools namespace.
+       * StBrowser/GtkClassBrowserWidget.st: Use GTKTools namespace.
+       * StBrowser/GtkClassHierarchyWidget.st: Use GTKTools namespace.
+       * StBrowser/GtkMethodWidget.st: Use GTKTools namespace.
+       * Tetris/Tetris.st: Use GTKTools namespace.
+       * Text/GtkTextPluginWidget.st: Use GTKTools namespace.
+       * Text/GtkTextWidget.st: Use GTKTools namespace.
+       * package.xml: Use GTKTools namespace.
+       * GtkAbstractConcreteWidget.st: Renamed to 
packages/gtktools/GtkAbstractConcreteWidget.st.
+       * GtkConcreteWidget.st: Renamed to 
packages/gtktools/GtkConcreteWidget.st.
+       * GtkEntryDialog.st: Renamed to packages/gtktools/GtkEntryDialog.st.
+       * GtkMainWindow.st: Renamed to packages/gtktools/GtkMainWindow.st.
+       * Tests/GtkConcreteWidgetTest.st: Renamed to 
packages/gtktools/Tests/GtkConcreteWidgetTest.st.
+
 2013-01-29  Holger Hans Peter Freyther  <address@hidden>
 
        * Notification/Kernel/Metaclass.st: Remove usages of #isUntrusted
diff --git a/packages/visualgst/Commands/CategoryMenus/AddCategoryCommand.st 
b/packages/visualgst/Commands/CategoryMenus/AddCategoryCommand.st
index ef31ce2..8cbc060 100644
--- a/packages/visualgst/Commands/CategoryMenus/AddCategoryCommand.st
+++ b/packages/visualgst/Commands/CategoryMenus/AddCategoryCommand.st
@@ -9,7 +9,7 @@ ClassCommand subclass: AddCategoryCommand [
        <category: 'command'>
 
        | dlg |
-        dlg := GtkEntryDialog title: 'Add a category' text: 'Name of the 
category'.
+        dlg := GTKTools.GtkEntryDialog title: 'Add a category' text: 'Name of 
the category'.
         dlg hasPressedOk: [ 
             self addCategory: dlg result onWidget: target viewedCategoryWidget 
]
 
diff --git a/packages/visualgst/Commands/CategoryMenus/RenameCategoryCommand.st 
b/packages/visualgst/Commands/CategoryMenus/RenameCategoryCommand.st
index fc27f7e..c577adf 100644
--- a/packages/visualgst/Commands/CategoryMenus/RenameCategoryCommand.st
+++ b/packages/visualgst/Commands/CategoryMenus/RenameCategoryCommand.st
@@ -9,7 +9,7 @@ CategoryCommand subclass: RenameCategoryCommand [
        <category: 'command'>
 
        | dlg |
-        dlg := GtkEntryDialog title: 'Rename a category' text: 'Name of the 
category'.
+        dlg := GTKTools.GtkEntryDialog title: 'Rename a category' text: 'Name 
of the category'.
         dlg hasPressedOk: [
             (RenameCategoryUndoCommand rename: target state category in: 
target state classOrMeta as: dlg result onModel: target viewedCategoryModel) 
push ]
     ]
diff --git a/packages/visualgst/Commands/ClassMenus/AddClassCommand.st 
b/packages/visualgst/Commands/ClassMenus/AddClassCommand.st
index 6d011a0..b000027 100644
--- a/packages/visualgst/Commands/ClassMenus/AddClassCommand.st
+++ b/packages/visualgst/Commands/ClassMenus/AddClassCommand.st
@@ -12,7 +12,7 @@ NamespaceCommand subclass: AddClassCommand [
        superclass := target state hasSelectedClass
             ifTrue: [ target state classOrMeta ]
             ifFalse: [ Object ].
-        dlg := GtkEntryDialog title: 'Add a class' text: 'Name of the new 
class'.
+        dlg := GTKTools.GtkEntryDialog title: 'Add a class' text: 'Name of the 
new class'.
         dlg hasPressedOk: [
             (AddClassUndoCommand
                 add: dlg result asSymbol
diff --git a/packages/visualgst/Commands/ClassMenus/RenameClassCommand.st 
b/packages/visualgst/Commands/ClassMenus/RenameClassCommand.st
index b80aa86..9ee81c3 100644
--- a/packages/visualgst/Commands/ClassMenus/RenameClassCommand.st
+++ b/packages/visualgst/Commands/ClassMenus/RenameClassCommand.st
@@ -9,7 +9,7 @@ ClassCommand subclass: RenameClassCommand [
        <category: 'command'>
 
        | dlg |
-        dlg := GtkEntryDialog title: 'Rename a class' text: 'Name of the 
class'.
+        dlg := GTKTools.GtkEntryDialog title: 'Rename a class' text: 'Name of 
the class'.
         dlg hasPressedOk: [
             (RenameClassUndoCommand rename: target state classOrMeta as: dlg 
result asSymbol) push ]
     ]
diff --git a/packages/visualgst/Commands/NamespaceMenus/AddNamespaceCommand.st 
b/packages/visualgst/Commands/NamespaceMenus/AddNamespaceCommand.st
index 8b87546..f899fb3 100644
--- a/packages/visualgst/Commands/NamespaceMenus/AddNamespaceCommand.st
+++ b/packages/visualgst/Commands/NamespaceMenus/AddNamespaceCommand.st
@@ -9,7 +9,7 @@ NamespaceCommand subclass: AddNamespaceCommand [
        <category: 'command'>
 
        | dlg |
-        dlg := GtkEntryDialog title: 'Add a namespace' text: 'Name of the new 
namespace'.
+        dlg := GTKTools.GtkEntryDialog title: 'Add a namespace' text: 'Name of 
the new namespace'.
         dlg hasPressedOk: [ 
             (AddNamespaceUndoCommand add: dlg result asSymbol to: target state 
namespace) push ]
     ]
diff --git 
a/packages/visualgst/Commands/NamespaceMenus/RenameNamespaceCommand.st 
b/packages/visualgst/Commands/NamespaceMenus/RenameNamespaceCommand.st
index b2b8e6c..d9daca4 100644
--- a/packages/visualgst/Commands/NamespaceMenus/RenameNamespaceCommand.st
+++ b/packages/visualgst/Commands/NamespaceMenus/RenameNamespaceCommand.st
@@ -9,7 +9,7 @@ NamespaceCommand subclass: RenameNamespaceCommand [
        <category: 'command'>
 
        | dlg |
-        dlg := GtkEntryDialog title: 'Rename a namespace' text: 'Name of the 
new namespace'.
+        dlg := GTKTools.GtkEntryDialog title: 'Rename a namespace' text: 'Name 
of the new namespace'.
         dlg hasPressedOk: [ 
             (RenameNamespaceUndoCommand rename: target state namespace as: dlg 
result asSymbol) push ]
     ]
diff --git a/packages/visualgst/Debugger/GtkContextWidget.st 
b/packages/visualgst/Debugger/GtkContextWidget.st
index db47adb..86bd2d9 100644
--- a/packages/visualgst/Debugger/GtkContextWidget.st
+++ b/packages/visualgst/Debugger/GtkContextWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkContextWidget [
+GTKTools.GtkConcreteWidget subclass: GtkContextWidget [
     | column contextTree model context contextList |
 
     GtkContextWidget class >> on: aContext [
diff --git a/packages/visualgst/Debugger/GtkStackInspectorView.st 
b/packages/visualgst/Debugger/GtkStackInspectorView.st
index dfb3436..45d2bdd 100644
--- a/packages/visualgst/Debugger/GtkStackInspectorView.st
+++ b/packages/visualgst/Debugger/GtkStackInspectorView.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkStackInspectorView [
+GTKTools.GtkConcreteWidget subclass: GtkStackInspectorView [
     | object variables |
 
     GtkStackInspectorView class >> openOn: aContext [
diff --git a/packages/visualgst/GtkAbstractConcreteWidget.st 
b/packages/visualgst/GtkAbstractConcreteWidget.st
deleted file mode 100644
index 47f5c26..0000000
--- a/packages/visualgst/GtkAbstractConcreteWidget.st
+++ /dev/null
@@ -1,6 +0,0 @@
-Smalltalk.Object subclass: GtkAbstractConcreteWidget [
-
-    hideAll [
-    ]
-]
-
diff --git a/packages/visualgst/GtkConcreteWidget.st 
b/packages/visualgst/GtkConcreteWidget.st
deleted file mode 100644
index 3c72f57..0000000
--- a/packages/visualgst/GtkConcreteWidget.st
+++ /dev/null
@@ -1,122 +0,0 @@
-GtkAbstractConcreteWidget subclass: GtkConcreteWidget [
-    | child parentWindow popupMenu |
-
-    GtkConcreteWidget class >> parentWindow: aGtkWindow [
-       <category: 'instance creation'>
-
-        ^ self new
-            parentWindow: aGtkWindow;
-            initialize;
-            yourself
-    ]
-
-    GtkConcreteWidget class >> showAll [
-       <category: 'instance creation'>
-
-       ^ self new
-           initialize;
-           showAll;
-           yourself
-    ]
-
-    initialize [
-       <category: 'initialize'>
-
-    ]
-
-    parentWindow: aGtkWindow [
-        <category: 'accessing'>
-
-        parentWindow := aGtkWindow
-    ]
-    
-    parentWindow [
-       <category: 'accessing'>
-
-       ^ parentWindow
-    ]
-
-    mainWidget [
-       <category: 'accessing'>
-
-       ^ child
-    ]
-
-    mainWidget: aGtkWidget [
-       <category: 'accessing'>
-
-       child ifNotNil: [ child hideAll  ].
-       child := aGtkWidget
-    ]
-
-    showAll [
-       <category: 'user interface'>
-
-       child showAll
-    ]
-
-    hideAll [
-       <category: 'user interface'>
-
-       child hideAll
-    ]
-
-    isVisible [
-       <category: 'testing'>
-
-       ^ child getVisible
-    ]
-
-    hasFocus [
-       <category: 'testing'>
-
-        | parent current |
-        parent := child.
-        [ (current := parent getFocusChild) notNil ] whileTrue: [
-            parent := current ].
-        ^ self parentWindow getFocus = parent
-
-    ]
-
-    focusedWidget [
-       <category: 'focus'>
-
-        self hasFocus ifTrue: [ ^ self ].
-        ^ nil
-    ]
-
-    onFocusPerform: aSymbol [
-        <category: 'widget'>
-
-        ^ self focusedWidget perform: aSymbol
-    ]
-
-    onPress: aGtkWidget event: aGdkEvent [
-        <category: 'button event'>
-
-        | menu aGdkButtonEvent |
-        aGdkButtonEvent := aGdkEvent castTo: GTK.GdkEventButton type.
-        aGdkButtonEvent button value = 3 ifFalse: [ ^ false ].
-        menu := popupMenu asPopupMenu.
-        menu attachToWidget: self treeView detacher: nil.
-        menu popup: nil parentMenuItem: nil func: nil data: nil button: 3 
activateTime: aGdkButtonEvent time value.
-        menu showAll.
-        ^ true
-    ]
-
-    connectToWhenPopupMenu: aMenuBuilder [
-       <category: 'user interface'>
-
-       popupMenu := aMenuBuilder.
-       ^ self treeView connectSignal: 'button-press-event' to: self selector: 
#'onPress:event:'
-    ]
-
-    grabFocus [
-       <category: 'user interface'>
-
-    ]
-
-    close [
-       <category: 'user interface'>
-    ]
-]
diff --git a/packages/visualgst/GtkEntryDialog.st 
b/packages/visualgst/GtkEntryDialog.st
deleted file mode 100644
index 55827f5..0000000
--- a/packages/visualgst/GtkEntryDialog.st
+++ /dev/null
@@ -1,66 +0,0 @@
-Object subclass: GtkEntryDialog [
-    | dialog labelWidget entryWidget hasPressedOk buttons defaultButton |
-
-    GtkEntryDialog class >> title: aTitle text: aDescription [
-       <category: 'instance creation'>
-
-       ^ (self new)
-           title: aTitle text: aDescription;
-           yourself
-    ]
-
-    beOkCancel [
-        buttons := #( ('Ok' #gtkResponseOk) ('Cancel' #gtkResponseCancel))
-    ]
-
-    beYesNo [
-        buttons := #( ('Yes' #gtkResponseYes) ('No' #gtkResponseNo))
-    ]
-
-    title: aTitle text: aDescription [
-       <category: 'initialization'>
-
-       hasPressedOk := false.
-       dialog := GTK.GtkDialog newWithButtons: aTitle parent: nil flags: 0 
varargs: {nil}.
-       self buildCentralWidget: aDescription on: dialog.
-       "dialog showModalOnAnswer: [ :dlg :res |
-               res = GTK.Gtk gtkResponseYes ifTrue: [ hasPressedOk := true ].
-               dlg destroy ]"
-    ]
-
-    hasPressedOk: aBlock [
-       <category: 'testing'>
-
-        dialog showModalOnAnswer: [ :dlg :res |
-                res = defaultButton ifTrue: [ aBlock value ].
-                dlg destroy ]
-    ]
-
-    result [
-       <category: 'accessing'>
-
-       ^ entryWidget getText
-    ]
-
-    buildCentralWidget: aString on: aGtkDialog [
-       <category: 'user interface'>
-
-       | hbox |
-        buttons isNil ifTrue: [ self beOkCancel ].
-        buttons do: [ :each |
-           aGtkDialog addButton: each first responseId: (GTK.Gtk perform: each 
second) ].
-
-        defaultButton := GTK.Gtk perform: buttons first second.
-        aGtkDialog setDefaultResponse: defaultButton.
-       hbox := GTK.GtkHBox new: true spacing: 0.
-       labelWidget := GTK.GtkLabel new: aString.
-       entryWidget := GTK.GtkEntry new.
-        entryWidget setActivatesDefault: true.
-       hbox
-           add: labelWidget;
-           add: entryWidget;
-           showAll.
-       aGtkDialog getVBox add: hbox
-    ]
-]
-
diff --git a/packages/visualgst/GtkEntryWidget.st 
b/packages/visualgst/GtkEntryWidget.st
index d637d74..5ce6f17 100644
--- a/packages/visualgst/GtkEntryWidget.st
+++ b/packages/visualgst/GtkEntryWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkEntryWidget [
+GTKTools.GtkConcreteWidget subclass: GtkEntryWidget [
 
     GtkEntryWidget class >> labeled: aString [
        <category: 'instance creation'>
diff --git a/packages/visualgst/GtkHistoryWidget.st 
b/packages/visualgst/GtkHistoryWidget.st
index 3709bdb..571548b 100644
--- a/packages/visualgst/GtkHistoryWidget.st
+++ b/packages/visualgst/GtkHistoryWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkHistoryWidget [
+GTKTools.GtkConcreteWidget subclass: GtkHistoryWidget [
     | browser model widget |
 
     GtkHistoryWidget class >> new [
diff --git a/packages/visualgst/GtkMainWindow.st 
b/packages/visualgst/GtkMainWindow.st
deleted file mode 100644
index 4f15871..0000000
--- a/packages/visualgst/GtkMainWindow.st
+++ /dev/null
@@ -1,276 +0,0 @@
-Smalltalk.Object subclass: GtkMainWindow [
-    | window container menuBar toolBar centralWidget statusBar accelGroup |
-
-    GtkMainWindow class >> open        [
-       <category: 'user interface'>
-
-       ^ (self new)
-           initialize;
-           showAll;
-           postInitialize;
-           yourself
-    ]
-
-    GtkMainWindow class >> openSized: aPoint [
-       <category: 'user interface'>
-       
-       ^ (self new)
-           initialize;
-           resize: aPoint;
-           showAll;
-           postInitialize;
-           yourself
-    ]
-
-    centralWidget [
-       <category: 'accessing'>
-
-       ^ centralWidget
-    ]
-
-    centralWidget: aGtkWidget [
-       <category: 'accessing'>
-
-       centralWidget := aGtkWidget
-    ]
-
-    container [
-       <category: 'accessing'>
-
-       ^ container ifNil: [ container := GTK.GtkVBox new: false spacing: 0 ]
-    ]
-
-    accelGroup [
-       <category: 'accessing'>
-
-       ^ accelGroup ifNil: [ accelGroup := GTK.GtkAccelGroup new ]
-    ]
-
-    menuBar [
-       <category: 'accessing'>
-
-       ^ menuBar ifNil: [ menuBar := GTK.GtkMenuBar new ]
-    ]
-
-    menuBar: aGtkMenuBar [
-       <category: 'accessing'>
-
-       menuBar := aGtkMenuBar
-    ]
-
-    statusBar [
-       <category: 'accessing'>
-
-       ^ statusBar ifNil: [ statusBar := GTK.GtkStatusbar new ] 
-    ]
-
-    statusBar: aGtkStatusBar [
-       <category: 'accessing'>
-
-       statusBar := aGtkStatusBar
-    ]
-
-    title [
-       <category: 'accessing'>
-
-       ^ window title
-    ]
-
-    title: aString [
-       <category: 'accessing'>
-
-       window setTitle: aString
-    ]
-
-    toolBar [
-       <category: 'accessing'>
-
-       ^ toolBar ifNil: [ toolBar := GTK.GtkToolbar new ]
-    ]
-
-    toolBar: aGtkToolBar [
-       <category: 'accessing'>
-
-       toolBar := aGtkToolBar
-    ]
-
-    aboutGst [
-       <category: 'events'>
-
-       (GTK.GtkAboutDialog new)
-           setProgramName: 'GNU Smalltalk';
-           setVersion: (Smalltalk version =~ 'version (.*)' at: 1);
-           setLicense: 'GNU Smalltalk 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, or (at your option) any later version.
-
-GNU Smalltalk 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.
-
-You should have received a copy of the GNU General Public License along with
-GNU Smalltalk; see the file COPYING.  If not, write to the Free Software
-Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  
-
-Please consult the GNU Smalltalk source code for additional permissions
-that are specific to this version of GNU Smalltalk.';
-           setWebsite: 'http://smalltalk.gnu.org/';
-           showModalDestroy
-    ]
-
-    close [
-       <category: 'events'>
-
-       window hideAll
-    ]
-
-    initialize [
-       <category: 'intialization'>
-       
-       window := GTK.GtkWindow new: GTK.Gtk gtkWindowToplevel.
-       window addAccelGroup: self accelGroup.
-        self
-            title: self windowTitle;
-            createMenus;
-            createToolbar;
-            createStatusBar;
-            centralWidget: self buildCentralWidget.
-    ]
-
-    buildCentralWidget [
-       <category: 'initialization'>
-        ^nil
-    ]
-
-    createStatusBar [
-        <category: 'user interface'>
-
-        self statusMessage: self windowTitle
-    ]
-
-    windowTitle [
-       <category: 'initialization'>
-        ^self class name
-    ]
-
-    createToolbar [
-       <category: 'initialization'>
-    ]
-
-    createMenus [
-       <category: 'initialization'>
-    ]
-
-    postInitialize [
-       <category: 'initialization'>
-
-        window
-            connectSignal: 'delete-event' to: self selector: #'onDelete:event:'
-    ]
-
-    onDelete: aGtkWidget event: aGdkEvent [
-       <category: 'events'>
-
-        window hideAll.
-        ^ true
-    ]
-
-    addMenuItem: aString [
-       <category: 'menubar'>
-
-       self menuBar append: (GTK.GtkMenuItem newWithLabel: aString)
-    ]
-
-    addMenuItem: aString withSubmenu: aGtkMenuItemArray [
-       <category: 'menubar'>
-
-       self menuBar append:
-           ((GTK.GtkMenuItem newWithLabel: aString)
-               setSubmenu: (self createNewMenuEntry: aGtkMenuItemArray))
-    ]
-
-    createMainMenu: anArray [
-       <category: 'menubar'>
-
-       anArray do: [ :each |
-           self addMenuItem: each first withSubmenu: (self perform: each 
second) ]
-    ]
-
-    createNewMenuEntry: anArray [
-        <category: 'menubar'>
-
-        | menu |
-        menu := (GTK.GtkMenu new)
-                    setAccelGroup: self accelGroup;
-                    yourself.
-        anArray do: [ :each |
-            menu append: each ].
-        ^ menu
-    ]
-
-    statusMessage: aString [
-       <category: 'statusbar'>
-
-       self statusBar
-           push: 0 text: aString
-    ]
-
-    appendSeparator [
-       <category: 'toolbar'>
-
-       self appendToolItem: GTK.GtkSeparatorToolItem new
-    ]
-
-    appendToolItem: aGtkToolItem [
-       <category: 'toolbar'>
-
-       self toolBar insert: aGtkToolItem pos: -1
-    ]
-
-    appendWidget: aGtkWidget [
-       <category: 'toolbar'>
-
-       self appendToolItem: ((GTK.GtkToolItem new) add: aGtkWidget)
-    ]
-
-    resize: aPoint [
-       <category: 'user interface'>
-
-       window resize: aPoint x height: aPoint y
-    ]
-
-    showAll [
-       {menuBar->false. toolBar->false. centralWidget->true. statusBar->false} 
do: [ :each |
-           each key ifNotNil: [ self container 
-               packStart: each key expand: each value fill: true padding: 0 ] 
].
-
-       window 
-           add: self container;
-           showAll
-    ]
-
-    focusedWidget [
-        <category: 'focus'>
-
-        self subclassResponsibility
-    ]
-
-    onFocusPerform: aSymbol [
-        <category: 'widget'>
-
-        | widget |
-        widget := self focusedWidget.
-        widget isNil ifTrue: [ ^ self ].
-        ^ widget perform: aSymbol
-    ]
-
-    onFocusPerform: aSymbol with: anObject [
-        <category: 'widget'>
-
-        | widget |
-        widget := self focusedWidget.
-        widget isNil ifTrue: [ ^ self ].
-        ^ widget perform: aSymbol with: anObject
-    ]
-]
diff --git a/packages/visualgst/GtkNotebookWidget.st 
b/packages/visualgst/GtkNotebookWidget.st
index d1a42bb..4916c65 100644
--- a/packages/visualgst/GtkNotebookWidget.st
+++ b/packages/visualgst/GtkNotebookWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkNotebookWidget [
+GTKTools.GtkConcreteWidget subclass: GtkNotebookWidget [
     | currentWidget selectMessage notebook pages labels |
 
     initialize [
diff --git a/packages/visualgst/GtkPackageBuilderWidget.st 
b/packages/visualgst/GtkPackageBuilderWidget.st
index 143c1f8..c06a308 100644
--- a/packages/visualgst/GtkPackageBuilderWidget.st
+++ b/packages/visualgst/GtkPackageBuilderWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkPackageBuilderWidget [
+GTKTools.GtkConcreteWidget subclass: GtkPackageBuilderWidget [
 
     | classList ressourceList packName namespace provide provideList test 
classCategory prereq prereqList entries |
 
diff --git a/packages/visualgst/GtkScrollTreeWidget.st 
b/packages/visualgst/GtkScrollTreeWidget.st
index 6099a9c..5adb618 100644
--- a/packages/visualgst/GtkScrollTreeWidget.st
+++ b/packages/visualgst/GtkScrollTreeWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkScrollTreeWidget [
+GTKTools.GtkConcreteWidget subclass: GtkScrollTreeWidget [
 
     GtkScrollTreeWidget class >> createListWithModel: anObject [
        <category: 'instance creation'>
diff --git a/packages/visualgst/GtkSidebarWidget.st 
b/packages/visualgst/GtkSidebarWidget.st
index c5f1eb7..3667e86 100644
--- a/packages/visualgst/GtkSidebarWidget.st
+++ b/packages/visualgst/GtkSidebarWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkSidebarWidget [
+GTKTools.GtkConcreteWidget subclass: GtkSidebarWidget [
     | activeWidget widgets widgetEvents paned |
 
     initialize [
@@ -10,7 +10,7 @@ GtkConcreteWidget subclass: GtkSidebarWidget [
                                yourself.
        self mainWidget: paned.
        widgetEvents := Dictionary new.
-       activeWidget := GtkAbstractConcreteWidget new.
+       activeWidget := GTKTools.GtkAbstractConcreteWidget new.
        widgets := OrderedCollection new
     ]
 
diff --git a/packages/visualgst/GtkVariableTrackerWidget.st 
b/packages/visualgst/GtkVariableTrackerWidget.st
index ff5b6b2..041162a 100644
--- a/packages/visualgst/GtkVariableTrackerWidget.st
+++ b/packages/visualgst/GtkVariableTrackerWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkVariableTrackerWidget [
+GTKTools.GtkConcreteWidget subclass: GtkVariableTrackerWidget [
     | model object widget |
 
     GtkVariableTrackerWidget class >> on: anObject [
diff --git a/packages/visualgst/GtkVisualGSTTool.st 
b/packages/visualgst/GtkVisualGSTTool.st
index 3859b39..a08f9a5 100644
--- a/packages/visualgst/GtkVisualGSTTool.st
+++ b/packages/visualgst/GtkVisualGSTTool.st
@@ -1,4 +1,4 @@
-GtkMainWindow subclass: GtkVisualGSTTool [
+GTKTools.GtkMainWindow subclass: GtkVisualGSTTool [
     <comment: 'I am the base for various tools of VisualGST.'>
 
     GtkVisualGSTTool class >> version [
diff --git a/packages/visualgst/Image/GtkImageWidget.st 
b/packages/visualgst/Image/GtkImageWidget.st
index e1e7865..6b5dc78 100644
--- a/packages/visualgst/Image/GtkImageWidget.st
+++ b/packages/visualgst/Image/GtkImageWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkImageWidget [
+GTKTools.GtkConcreteWidget subclass: GtkImageWidget [
 
     | imageTree image model searchEntry |
 
diff --git a/packages/visualgst/Implementors/GtkImageResultsWidget.st 
b/packages/visualgst/Implementors/GtkImageResultsWidget.st
index 9a7efbb..0901c53 100644
--- a/packages/visualgst/Implementors/GtkImageResultsWidget.st
+++ b/packages/visualgst/Implementors/GtkImageResultsWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkImageResultsWidget [
+GTKTools.GtkConcreteWidget subclass: GtkImageResultsWidget [
     | result resultTree model |
 
     initialize [
diff --git a/packages/visualgst/Inspector/GtkInspectorBrowserWidget.st 
b/packages/visualgst/Inspector/GtkInspectorBrowserWidget.st
index e4e3f3e..04a72ab 100644
--- a/packages/visualgst/Inspector/GtkInspectorBrowserWidget.st
+++ b/packages/visualgst/Inspector/GtkInspectorBrowserWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkInspectorBrowserWidget [
+GTKTools.GtkConcreteWidget subclass: GtkInspectorBrowserWidget [
     | checkCode namespaceWidget classHierarchyWidget classHierarchyUpdate 
iCategoryWidget iMethodWidget cCategoryWidget cMethodWidget codeWidget state |
 
     GtkInspectorBrowserWidget class >> title [
diff --git a/packages/visualgst/Inspector/GtkInspectorWidget.st 
b/packages/visualgst/Inspector/GtkInspectorWidget.st
index 99b6412..83a2364 100644
--- a/packages/visualgst/Inspector/GtkInspectorWidget.st
+++ b/packages/visualgst/Inspector/GtkInspectorWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkInspectorWidget [
+GTKTools.GtkConcreteWidget subclass: GtkInspectorWidget [
     | inspector model object inspectorTree workspaceWidget objectView stack |
 
     GtkInspectorWidget >> openOn: anObject [
diff --git a/packages/visualgst/Makefile.frag b/packages/visualgst/Makefile.frag
index a6686a4..a6487e6 100644
--- a/packages/visualgst/Makefile.frag
+++ b/packages/visualgst/Makefile.frag
@@ -1,5 +1,5 @@
 VisualGST_FILES = \
-packages/visualgst/Notification/AbstractEvent.st 
packages/visualgst/Notification/AddedEvent.st 
packages/visualgst/Notification/CommentedEvent.st 
packages/visualgst/Notification/DoItEvent.st 
packages/visualgst/Notification/SystemEventManager.st 
packages/visualgst/Notification/EventMultiplexer.st 
packages/visualgst/Notification/EventDispatcher.st 
packages/visualgst/Notification/ModifiedEvent.st 
packages/visualgst/Notification/ModifiedClassDefinitionEvent.st 
packages/visualgst/Notification/RecategorizedEvent.st 
packages/visualgst/Notification/RemovedEvent.st 
packages/visualgst/Notification/RenamedEvent.st 
packages/visualgst/Notification/ReorganizedEvent.st 
packages/visualgst/Notification/SystemChangeNotifier.st 
packages/visualgst/GtkAnnouncer.st 
packages/visualgst/GtkNamespaceSelectionChanged.st 
packages/visualgst/GtkClassSelectionChanged.st 
packages/visualgst/Commands/Command.st 
packages/visualgst/Commands/SmalltalkMenus/DoItCommand.st 
packages/visualgst/Commands/SmalltalkMenus/DebugI
 tCommand.st packages/visualgst/Commands/SmalltalkMenus/PrintItCommand.st 
packages/visualgst/Commands/SmalltalkMenus/InspectItCommand.st 
packages/visualgst/Commands/SmalltalkMenus/AcceptItCommand.st 
packages/visualgst/Commands/SmalltalkMenus/CancelCommand.st 
packages/visualgst/Commands/HistoryCommands/HistoryBackCommand.st 
packages/visualgst/Commands/HistoryCommands/HistoryDisplayCommand.st 
packages/visualgst/Commands/HistoryCommands/HistoryForwardCommand.st 
packages/visualgst/Commands/TabsMenus/CloseTabCommand.st 
packages/visualgst/Commands/TabsMenus/NextTabCommand.st 
packages/visualgst/Commands/TabsMenus/PreviousTabCommand.st 
packages/visualgst/Commands/NamespaceMenus/NamespaceCommand.st 
packages/visualgst/Commands/NamespaceMenus/InspectNamespaceCommand.st 
packages/visualgst/Commands/NamespaceMenus/FileoutNamespaceCommand.st 
packages/visualgst/Commands/NamespaceMenus/AddNamespaceCommand.st 
packages/visualgst/Commands/NamespaceMenus/DeleteNamespaceCommand.st 
packages/visualgst/Comma
 nds/NamespaceMenus/RenameNamespaceCommand.st 
packages/visualgst/Commands/ClassMenus/ClassCommand.st 
packages/visualgst/Commands/ClassMenus/InspectClassCommand.st 
packages/visualgst/Commands/ClassMenus/FileoutClassCommand.st 
packages/visualgst/Commands/ClassMenus/AddClassCommand.st 
packages/visualgst/Commands/ClassMenus/DeleteClassCommand.st 
packages/visualgst/Commands/ClassMenus/RenameClassCommand.st 
packages/visualgst/Commands/CategoryMenus/CategoryCommand.st 
packages/visualgst/Commands/CategoryMenus/FileoutCategoryCommand.st 
packages/visualgst/Commands/CategoryMenus/AddCategoryCommand.st 
packages/visualgst/Commands/CategoryMenus/RenameCategoryCommand.st 
packages/visualgst/Commands/MethodMenus/MethodCommand.st 
packages/visualgst/Commands/MethodMenus/FileoutMethodCommand.st 
packages/visualgst/Commands/MethodMenus/InspectMethodCommand.st 
packages/visualgst/Commands/MethodMenus/DeleteMethodCommand.st 
packages/visualgst/Commands/MethodMenus/DebugTestCommand.st 
packages/visualgst/Comman
 ds/ToolsMenus/OpenAssistantCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenWebBrowserCommand.st 
packages/visualgst/Commands/EditMenus/CancelEditCommand.st 
packages/visualgst/Commands/EditMenus/UndoEditCommand.st 
packages/visualgst/Commands/EditMenus/RedoEditCommand.st 
packages/visualgst/Commands/EditMenus/CutEditCommand.st 
packages/visualgst/Commands/EditMenus/CopyEditCommand.st 
packages/visualgst/Commands/EditMenus/PasteEditCommand.st 
packages/visualgst/Commands/EditMenus/SelectAllEditCommand.st 
packages/visualgst/Commands/EditMenus/FindEditCommand.st 
packages/visualgst/Commands/EditMenus/ReplaceEditCommand.st 
packages/visualgst/Commands/DebugMenus/DebugCommand.st 
packages/visualgst/Commands/DebugMenus/ContinueDebugCommand.st 
packages/visualgst/Commands/DebugMenus/StepIntoDebugCommand.st 
packages/visualgst/Commands/DebugMenus/StepToDebugCommand.st 
packages/visualgst/Menus/MenuBuilder.st 
packages/visualgst/Menus/MenuSeparator.st 
packages/visualgst/Menus/ToolbarSeparator.st pac
 kages/visualgst/Menus/LauncherToolbar.st 
packages/visualgst/Menus/DebuggerToolbar.st 
packages/visualgst/Menus/NamespaceMenus.st 
packages/visualgst/Menus/ClassMenus.st 
packages/visualgst/Menus/CategoryMenus.st 
packages/visualgst/Menus/ContextMenus.st 
packages/visualgst/Menus/MethodMenus.st packages/visualgst/Menus/EditMenus.st 
packages/visualgst/Menus/SmalltalkMenus.st 
packages/visualgst/Menus/ToolsMenus.st packages/visualgst/Menus/HistoryMenus.st 
packages/visualgst/Menus/TabsMenus.st 
packages/visualgst/Menus/InspectorMenus.st 
packages/visualgst/Menus/TextMenus.st 
packages/visualgst/Menus/WorkspaceVariableMenus.st 
packages/visualgst/Menus/SimpleWorkspaceMenus.st 
packages/visualgst/Menus/WorkspaceMenus.st packages/visualgst/FakeNamespace.st 
packages/visualgst/Category/ClassCategory.st 
packages/visualgst/Category/AbstractNamespace.st 
packages/visualgst/Category/Class.st 
packages/visualgst/GtkAbstractConcreteWidget.st 
packages/visualgst/GtkConcreteWidget.st packages/visualgst/GtkScrollT
 reeWidget.st packages/visualgst/GtkSimpleListWidget.st 
packages/visualgst/GtkEntryWidget.st packages/visualgst/GtkSidebarWidget.st 
packages/visualgst/GtkHSidebarWidget.st packages/visualgst/GtkVSidebarWidget.st 
packages/visualgst/Model/GtkColumnType.st 
packages/visualgst/Model/GtkColumnTextType.st 
packages/visualgst/Model/GtkColumnPixbufType.st 
packages/visualgst/Model/GtkColumnOOPType.st packages/visualgst/GtkListModel.st 
packages/visualgst/GtkTreeModel.st packages/visualgst/Text/GtkTextWidget.st 
packages/visualgst/GtkPackageBuilderWidget.st 
packages/visualgst/GtkMainWindow.st packages/visualgst/GtkVisualGSTTool.st 
packages/visualgst/GtkBrowsingTool.st packages/visualgst/GtkLauncher.st 
packages/visualgst/Text/GtkTextPluginWidget.st 
packages/visualgst/Text/GtkFindWidget.st 
packages/visualgst/Text/GtkReplaceWidget.st 
packages/visualgst/Text/GtkSaveTextWidget.st 
packages/visualgst/GtkNotebookWidget.st 
packages/visualgst/Image/GtkImageModel.st 
packages/visualgst/Image/GtkImageWidget.st
  packages/visualgst/Debugger/GtkContextWidget.st 
packages/visualgst/Debugger/GtkDebugger.st 
packages/visualgst/State/BrowserState.st 
packages/visualgst/State/NamespaceState.st 
packages/visualgst/State/ClassState.st 
packages/visualgst/State/CategoryState.st 
packages/visualgst/State/MethodState.st 
packages/visualgst/GtkWorkspaceWidget.st 
packages/visualgst/GtkTranscriptWidget.st 
packages/visualgst/StBrowser/GtkCategorizedNamespaceWidget.st 
packages/visualgst/StBrowser/GtkCategorizedClassWidget.st 
packages/visualgst/StBrowser/GtkCategoryWidget.st 
packages/visualgst/StBrowser/GtkMethodWidget.st 
packages/visualgst/Text/GtkSourceCodeWidget.st 
packages/visualgst/StBrowser/GtkClassHierarchyWidget.st 
packages/visualgst/GtkHistoryWidget.st 
packages/visualgst/Inspector/GtkInspector.st 
packages/visualgst/StBrowser/GtkClassBrowserWidget.st 
packages/visualgst/GtkEntryDialog.st packages/visualgst/HistoryStack.st 
packages/visualgst/Undo/UndoStack.st packages/visualgst/Undo/UndoCommand.st 
packages/v
 isualgst/Undo/AddNamespaceUndoCommand.st 
packages/visualgst/Undo/RenameNamespaceUndoCommand.st 
packages/visualgst/Undo/DeleteNamespaceUndoCommand.st 
packages/visualgst/Source/SourceFormatter.st 
packages/visualgst/Source/NamespaceHeaderSource.st 
packages/visualgst/Source/NamespaceSource.st 
packages/visualgst/Source/ClassHeaderSource.st 
packages/visualgst/Source/ClassSource.st 
packages/visualgst/Source/CategorySource.st 
packages/visualgst/Source/MethodSource.st 
packages/visualgst/Source/PackageSource.st 
packages/visualgst/Source/BrowserMethodSource.st 
packages/visualgst/Undo/AddClassUndoCommand.st 
packages/visualgst/Undo/RenameClassUndoCommand.st 
packages/visualgst/Undo/DeleteClassUndoCommand.st 
packages/visualgst/AbstractFinder.st packages/visualgst/NamespaceFinder.st 
packages/visualgst/ClassFinder.st packages/visualgst/MethodFinder.st 
packages/visualgst/GtkWebBrowser.st packages/visualgst/GtkWebView.st 
packages/visualgst/Extensions.st packages/visualgst/GtkAssistant.st 
packages/visu
 algst/Undo/RenameCategoryUndoCommand.st 
packages/visualgst/Undo/AddMethodUndoCommand.st 
packages/visualgst/Undo/DeleteMethodUndoCommand.st 
packages/visualgst/WorkspaceVariableTracker.st 
packages/visualgst/GtkVariableTrackerWidget.st 
packages/visualgst/SyntaxHighlighter.st 
packages/visualgst/Undo/Text/InsertTextCommand.st 
packages/visualgst/Undo/Text/DeleteTextCommand.st 
packages/visualgst/Undo/Text/ReplaceTextCommand.st 
packages/visualgst/Clock/GtkClock.st 
packages/visualgst/Inspector/GtkInspectorSourceWidget.st 
packages/visualgst/Inspector/GtkInspectorBrowserWidget.st 
packages/visualgst/Inspector/GtkInspectorWidget.st 
packages/visualgst/Inspector/GtkObjectInspectorView.st 
packages/visualgst/Inspector/GtkCompiledMethodInspectorView.st 
packages/visualgst/Inspector/GtkCompiledBlockInspectorView.st 
packages/visualgst/Inspector/GtkSequenceableCollectionInspectorView.st 
packages/visualgst/Inspector/GtkSetInspectorView.st 
packages/visualgst/Inspector/GtkDictionaryInspectorView.st packages
 /visualgst/Inspector/GtkCharacterInspectorView.st 
packages/visualgst/Inspector/GtkIntegerInspectorView.st 
packages/visualgst/Inspector/GtkFloatInspectorView.st 
packages/visualgst/Implementors/GtkImageResultsWidget.st 
packages/visualgst/Implementors/GtkImplementorResultsWidget.st 
packages/visualgst/Implementors/GtkSenderResultsWidget.st 
packages/visualgst/Notification/Kernel/AbstractNamespace.st 
packages/visualgst/Notification/Kernel/Metaclass.st 
packages/visualgst/Notification/Kernel/Class.st 
packages/visualgst/Notification/Kernel/MethodDictionary.st 
packages/visualgst/Debugger/GtkStackInspectorView.st 
packages/visualgst/Debugger/GtkStackInspector.st 
packages/visualgst/Tetris/HighScores.st packages/visualgst/Tetris/Score.st 
packages/visualgst/Tetris/TetrisPieceWidget.st 
packages/visualgst/Tetris/BlockWidget.st 
packages/visualgst/Tetris/TetrisField.st 
packages/visualgst/Tetris/TetrisPiece.st 
packages/visualgst/Tetris/TetrisPieceI.st 
packages/visualgst/Tetris/TetrisPieceJ.st packages/
 visualgst/Tetris/TetrisPieceL.st packages/visualgst/Tetris/TetrisPieceO.st 
packages/visualgst/Tetris/TetrisPieceS.st 
packages/visualgst/Tetris/TetrisPieceT.st 
packages/visualgst/Tetris/TetrisPieceZ.st packages/visualgst/Tetris/Tetris.st 
packages/visualgst/SUnit/TestBacktraceLog.st 
packages/visualgst/SUnit/GtkSUnitResultWidget.st 
packages/visualgst/GtkClassSUnitWidget.st 
packages/visualgst/GtkMethodSUnitWidget.st packages/visualgst/SUnit/GtkSUnit.st 
packages/visualgst/Commands/OpenBrowserCommand.st 
packages/visualgst/Commands/OpenTabbedBrowserCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenSUnitCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenBottomPaneCommand.st 
packages/visualgst/Commands/OpenWorkspaceCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenImplementorCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenSenderCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenPackageBuilderCommand.st 
packages/visualgst/Commands/SaveImageCommand.st packages/visualgst/Com
 mands/SaveImageAsCommand.st 
packages/visualgst/Commands/InspectorMenus/InspectorBackCommand.st 
packages/visualgst/Commands/InspectorMenus/InspectorDiveCommand.st 
packages/visualgst/Commands/WorkspaceMenus/DeleteItemCommand.st 
packages/visualgst/Commands/WorkspaceMenus/InspectItemCommand.st 
packages/visualgst/Commands/WorkspaceMenus/WorkspaceVariableCommand.st 
packages/visualgst/Icons/category.gif packages/visualgst/Icons/namespace.gif 
packages/visualgst/Icons/go-bottom.png packages/visualgst/Icons/go-down.png 
packages/visualgst/Icons/go-first.png packages/visualgst/Icons/go-home.png 
packages/visualgst/Icons/go-jump.png packages/visualgst/Icons/go-last.png 
packages/visualgst/Icons/go-next.png packages/visualgst/Icons/go-previous.png 
packages/visualgst/Icons/go-run.png packages/visualgst/Icons/go-top.png 
packages/visualgst/Icons/go-up.png packages/visualgst/Icons/NUnit.Failed.png 
packages/visualgst/Icons/NUnit.Loading.png 
packages/visualgst/Icons/NUnit.None.png packages/visualgst/Icon
 s/NUnit.NotRun.png packages/visualgst/Icons/NUnit.Running.png 
packages/visualgst/Icons/NUnit.SuccessAndFailed.png 
packages/visualgst/Icons/NUnit.Success.png 
packages/visualgst/Icons/extension.png packages/visualgst/Icons/overridden.png 
packages/visualgst/Icons/override.png packages/visualgst/Icons/visualgst.png 
packages/visualgst/Tests/AddNamespaceUndoCommandTest.st 
packages/visualgst/Tests/GtkMethodWidgetTest.st 
packages/visualgst/Tests/CompiledMethodTest.st 
packages/visualgst/Tests/ExtractLiteralsTest.st 
packages/visualgst/Tests/CategoryTest.st 
packages/visualgst/Tests/GtkScrollTreeWidgetTest.st 
packages/visualgst/Tests/MenuBuilderTest.st 
packages/visualgst/Tests/GtkAssistantTest.st 
packages/visualgst/Tests/GtkSimpleListWidgetTest.st 
packages/visualgst/Tests/EmptyTest.st 
packages/visualgst/Tests/AddClassUndoCommandTest.st 
packages/visualgst/Tests/GtkCategoryWidgetTest.st 
packages/visualgst/Tests/StateTest.st packages/visualgst/Tests/FinderTest.st 
packages/visualgst/Tests/PragmaTes
 t.st packages/visualgst/Tests/GtkCategorizedNamespaceWidgetTest.st 
packages/visualgst/Tests/GtkCategorizedClassWidgetTest.st 
packages/visualgst/Tests/GtkConcreteWidgetTest.st 
+packages/visualgst/Notification/AbstractEvent.st 
packages/visualgst/Notification/AddedEvent.st 
packages/visualgst/Notification/CommentedEvent.st 
packages/visualgst/Notification/DoItEvent.st 
packages/visualgst/Notification/SystemEventManager.st 
packages/visualgst/Notification/EventMultiplexer.st 
packages/visualgst/Notification/EventDispatcher.st 
packages/visualgst/Notification/ModifiedEvent.st 
packages/visualgst/Notification/ModifiedClassDefinitionEvent.st 
packages/visualgst/Notification/RecategorizedEvent.st 
packages/visualgst/Notification/RemovedEvent.st 
packages/visualgst/Notification/RenamedEvent.st 
packages/visualgst/Notification/ReorganizedEvent.st 
packages/visualgst/Notification/SystemChangeNotifier.st 
packages/visualgst/GtkAnnouncer.st 
packages/visualgst/GtkNamespaceSelectionChanged.st 
packages/visualgst/GtkClassSelectionChanged.st 
packages/visualgst/Commands/Command.st 
packages/visualgst/Commands/SmalltalkMenus/DoItCommand.st 
packages/visualgst/Commands/SmalltalkMenus/DebugI
 tCommand.st packages/visualgst/Commands/SmalltalkMenus/PrintItCommand.st 
packages/visualgst/Commands/SmalltalkMenus/InspectItCommand.st 
packages/visualgst/Commands/SmalltalkMenus/AcceptItCommand.st 
packages/visualgst/Commands/SmalltalkMenus/CancelCommand.st 
packages/visualgst/Commands/HistoryCommands/HistoryBackCommand.st 
packages/visualgst/Commands/HistoryCommands/HistoryDisplayCommand.st 
packages/visualgst/Commands/HistoryCommands/HistoryForwardCommand.st 
packages/visualgst/Commands/TabsMenus/CloseTabCommand.st 
packages/visualgst/Commands/TabsMenus/NextTabCommand.st 
packages/visualgst/Commands/TabsMenus/PreviousTabCommand.st 
packages/visualgst/Commands/NamespaceMenus/NamespaceCommand.st 
packages/visualgst/Commands/NamespaceMenus/InspectNamespaceCommand.st 
packages/visualgst/Commands/NamespaceMenus/FileoutNamespaceCommand.st 
packages/visualgst/Commands/NamespaceMenus/AddNamespaceCommand.st 
packages/visualgst/Commands/NamespaceMenus/DeleteNamespaceCommand.st 
packages/visualgst/Comma
 nds/NamespaceMenus/RenameNamespaceCommand.st 
packages/visualgst/Commands/ClassMenus/ClassCommand.st 
packages/visualgst/Commands/ClassMenus/InspectClassCommand.st 
packages/visualgst/Commands/ClassMenus/FileoutClassCommand.st 
packages/visualgst/Commands/ClassMenus/AddClassCommand.st 
packages/visualgst/Commands/ClassMenus/DeleteClassCommand.st 
packages/visualgst/Commands/ClassMenus/RenameClassCommand.st 
packages/visualgst/Commands/CategoryMenus/CategoryCommand.st 
packages/visualgst/Commands/CategoryMenus/FileoutCategoryCommand.st 
packages/visualgst/Commands/CategoryMenus/AddCategoryCommand.st 
packages/visualgst/Commands/CategoryMenus/RenameCategoryCommand.st 
packages/visualgst/Commands/MethodMenus/MethodCommand.st 
packages/visualgst/Commands/MethodMenus/FileoutMethodCommand.st 
packages/visualgst/Commands/MethodMenus/InspectMethodCommand.st 
packages/visualgst/Commands/MethodMenus/DeleteMethodCommand.st 
packages/visualgst/Commands/MethodMenus/DebugTestCommand.st 
packages/visualgst/Comman
 ds/ToolsMenus/OpenAssistantCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenWebBrowserCommand.st 
packages/visualgst/Commands/EditMenus/CancelEditCommand.st 
packages/visualgst/Commands/EditMenus/UndoEditCommand.st 
packages/visualgst/Commands/EditMenus/RedoEditCommand.st 
packages/visualgst/Commands/EditMenus/CutEditCommand.st 
packages/visualgst/Commands/EditMenus/CopyEditCommand.st 
packages/visualgst/Commands/EditMenus/PasteEditCommand.st 
packages/visualgst/Commands/EditMenus/SelectAllEditCommand.st 
packages/visualgst/Commands/EditMenus/FindEditCommand.st 
packages/visualgst/Commands/EditMenus/ReplaceEditCommand.st 
packages/visualgst/Commands/DebugMenus/DebugCommand.st 
packages/visualgst/Commands/DebugMenus/ContinueDebugCommand.st 
packages/visualgst/Commands/DebugMenus/StepIntoDebugCommand.st 
packages/visualgst/Commands/DebugMenus/StepToDebugCommand.st 
packages/visualgst/Menus/MenuBuilder.st 
packages/visualgst/Menus/MenuSeparator.st 
packages/visualgst/Menus/ToolbarSeparator.st pac
 kages/visualgst/Menus/LauncherToolbar.st 
packages/visualgst/Menus/DebuggerToolbar.st 
packages/visualgst/Menus/NamespaceMenus.st 
packages/visualgst/Menus/ClassMenus.st 
packages/visualgst/Menus/CategoryMenus.st 
packages/visualgst/Menus/ContextMenus.st 
packages/visualgst/Menus/MethodMenus.st packages/visualgst/Menus/EditMenus.st 
packages/visualgst/Menus/SmalltalkMenus.st 
packages/visualgst/Menus/ToolsMenus.st packages/visualgst/Menus/HistoryMenus.st 
packages/visualgst/Menus/TabsMenus.st 
packages/visualgst/Menus/InspectorMenus.st 
packages/visualgst/Menus/TextMenus.st 
packages/visualgst/Menus/WorkspaceVariableMenus.st 
packages/visualgst/Menus/SimpleWorkspaceMenus.st 
packages/visualgst/Menus/WorkspaceMenus.st packages/visualgst/FakeNamespace.st 
packages/visualgst/Category/ClassCategory.st 
packages/visualgst/Category/AbstractNamespace.st 
packages/visualgst/Category/Class.st packages/visualgst/GtkScrollTreeWidget.st 
packages/visualgst/GtkSimpleListWidget.st packages/visualgst/GtkEntryWidget
 .st packages/visualgst/GtkSidebarWidget.st 
packages/visualgst/GtkHSidebarWidget.st packages/visualgst/GtkVSidebarWidget.st 
packages/visualgst/Model/GtkColumnType.st 
packages/visualgst/Model/GtkColumnTextType.st 
packages/visualgst/Model/GtkColumnPixbufType.st 
packages/visualgst/Model/GtkColumnOOPType.st packages/visualgst/GtkListModel.st 
packages/visualgst/GtkTreeModel.st packages/visualgst/Text/GtkTextWidget.st 
packages/visualgst/GtkPackageBuilderWidget.st 
packages/visualgst/GtkVisualGSTTool.st packages/visualgst/GtkBrowsingTool.st 
packages/visualgst/GtkLauncher.st 
packages/visualgst/Text/GtkTextPluginWidget.st 
packages/visualgst/Text/GtkFindWidget.st 
packages/visualgst/Text/GtkReplaceWidget.st 
packages/visualgst/Text/GtkSaveTextWidget.st 
packages/visualgst/GtkNotebookWidget.st 
packages/visualgst/Image/GtkImageModel.st 
packages/visualgst/Image/GtkImageWidget.st 
packages/visualgst/Debugger/GtkContextWidget.st 
packages/visualgst/Debugger/GtkDebugger.st packages/visualgst/State/Browser
 State.st packages/visualgst/State/NamespaceState.st 
packages/visualgst/State/ClassState.st 
packages/visualgst/State/CategoryState.st 
packages/visualgst/State/MethodState.st 
packages/visualgst/GtkWorkspaceWidget.st 
packages/visualgst/GtkTranscriptWidget.st 
packages/visualgst/StBrowser/GtkCategorizedNamespaceWidget.st 
packages/visualgst/StBrowser/GtkCategorizedClassWidget.st 
packages/visualgst/StBrowser/GtkCategoryWidget.st 
packages/visualgst/StBrowser/GtkMethodWidget.st 
packages/visualgst/Text/GtkSourceCodeWidget.st 
packages/visualgst/StBrowser/GtkClassHierarchyWidget.st 
packages/visualgst/GtkHistoryWidget.st 
packages/visualgst/Inspector/GtkInspector.st 
packages/visualgst/StBrowser/GtkClassBrowserWidget.st 
packages/visualgst/HistoryStack.st packages/visualgst/Undo/UndoStack.st 
packages/visualgst/Undo/UndoCommand.st 
packages/visualgst/Undo/AddNamespaceUndoCommand.st 
packages/visualgst/Undo/RenameNamespaceUndoCommand.st 
packages/visualgst/Undo/DeleteNamespaceUndoCommand.st packages/vis
 ualgst/Source/SourceFormatter.st 
packages/visualgst/Source/NamespaceHeaderSource.st 
packages/visualgst/Source/NamespaceSource.st 
packages/visualgst/Source/ClassHeaderSource.st 
packages/visualgst/Source/ClassSource.st 
packages/visualgst/Source/CategorySource.st 
packages/visualgst/Source/MethodSource.st 
packages/visualgst/Source/PackageSource.st 
packages/visualgst/Source/BrowserMethodSource.st 
packages/visualgst/Undo/AddClassUndoCommand.st 
packages/visualgst/Undo/RenameClassUndoCommand.st 
packages/visualgst/Undo/DeleteClassUndoCommand.st 
packages/visualgst/AbstractFinder.st packages/visualgst/NamespaceFinder.st 
packages/visualgst/ClassFinder.st packages/visualgst/MethodFinder.st 
packages/visualgst/GtkWebBrowser.st packages/visualgst/GtkWebView.st 
packages/visualgst/Extensions.st packages/visualgst/GtkAssistant.st 
packages/visualgst/Undo/RenameCategoryUndoCommand.st 
packages/visualgst/Undo/AddMethodUndoCommand.st 
packages/visualgst/Undo/DeleteMethodUndoCommand.st packages/visualgst/Wor
 kspaceVariableTracker.st packages/visualgst/GtkVariableTrackerWidget.st 
packages/visualgst/SyntaxHighlighter.st 
packages/visualgst/Undo/Text/InsertTextCommand.st 
packages/visualgst/Undo/Text/DeleteTextCommand.st 
packages/visualgst/Undo/Text/ReplaceTextCommand.st 
packages/visualgst/Clock/GtkClock.st 
packages/visualgst/Inspector/GtkInspectorSourceWidget.st 
packages/visualgst/Inspector/GtkInspectorBrowserWidget.st 
packages/visualgst/Inspector/GtkInspectorWidget.st 
packages/visualgst/Inspector/GtkObjectInspectorView.st 
packages/visualgst/Inspector/GtkCompiledMethodInspectorView.st 
packages/visualgst/Inspector/GtkCompiledBlockInspectorView.st 
packages/visualgst/Inspector/GtkSequenceableCollectionInspectorView.st 
packages/visualgst/Inspector/GtkSetInspectorView.st 
packages/visualgst/Inspector/GtkDictionaryInspectorView.st 
packages/visualgst/Inspector/GtkCharacterInspectorView.st 
packages/visualgst/Inspector/GtkIntegerInspectorView.st 
packages/visualgst/Inspector/GtkFloatInspectorView.st p
 ackages/visualgst/Implementors/GtkImageResultsWidget.st 
packages/visualgst/Implementors/GtkImplementorResultsWidget.st 
packages/visualgst/Implementors/GtkSenderResultsWidget.st 
packages/visualgst/Notification/Kernel/AbstractNamespace.st 
packages/visualgst/Notification/Kernel/Metaclass.st 
packages/visualgst/Notification/Kernel/Class.st 
packages/visualgst/Notification/Kernel/MethodDictionary.st 
packages/visualgst/Debugger/GtkStackInspectorView.st 
packages/visualgst/Debugger/GtkStackInspector.st 
packages/visualgst/Tetris/HighScores.st packages/visualgst/Tetris/Score.st 
packages/visualgst/Tetris/TetrisPieceWidget.st 
packages/visualgst/Tetris/BlockWidget.st 
packages/visualgst/Tetris/TetrisField.st 
packages/visualgst/Tetris/TetrisPiece.st 
packages/visualgst/Tetris/TetrisPieceI.st 
packages/visualgst/Tetris/TetrisPieceJ.st 
packages/visualgst/Tetris/TetrisPieceL.st 
packages/visualgst/Tetris/TetrisPieceO.st 
packages/visualgst/Tetris/TetrisPieceS.st 
packages/visualgst/Tetris/TetrisPieceT.st pa
 ckages/visualgst/Tetris/TetrisPieceZ.st packages/visualgst/Tetris/Tetris.st 
packages/visualgst/SUnit/TestBacktraceLog.st 
packages/visualgst/SUnit/GtkSUnitResultWidget.st 
packages/visualgst/GtkClassSUnitWidget.st 
packages/visualgst/GtkMethodSUnitWidget.st packages/visualgst/SUnit/GtkSUnit.st 
packages/visualgst/Commands/OpenBrowserCommand.st 
packages/visualgst/Commands/OpenTabbedBrowserCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenSUnitCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenBottomPaneCommand.st 
packages/visualgst/Commands/OpenWorkspaceCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenImplementorCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenSenderCommand.st 
packages/visualgst/Commands/ToolsMenus/OpenPackageBuilderCommand.st 
packages/visualgst/Commands/SaveImageCommand.st 
packages/visualgst/Commands/SaveImageAsCommand.st 
packages/visualgst/Commands/InspectorMenus/InspectorBackCommand.st 
packages/visualgst/Commands/InspectorMenus/InspectorDiveCommand.st
  packages/visualgst/Commands/WorkspaceMenus/DeleteItemCommand.st 
packages/visualgst/Commands/WorkspaceMenus/InspectItemCommand.st 
packages/visualgst/Commands/WorkspaceMenus/WorkspaceVariableCommand.st 
packages/visualgst/Icons/category.gif packages/visualgst/Icons/namespace.gif 
packages/visualgst/Icons/go-bottom.png packages/visualgst/Icons/go-down.png 
packages/visualgst/Icons/go-first.png packages/visualgst/Icons/go-home.png 
packages/visualgst/Icons/go-jump.png packages/visualgst/Icons/go-last.png 
packages/visualgst/Icons/go-next.png packages/visualgst/Icons/go-previous.png 
packages/visualgst/Icons/go-run.png packages/visualgst/Icons/go-top.png 
packages/visualgst/Icons/go-up.png packages/visualgst/Icons/NUnit.Failed.png 
packages/visualgst/Icons/NUnit.Loading.png 
packages/visualgst/Icons/NUnit.None.png 
packages/visualgst/Icons/NUnit.NotRun.png 
packages/visualgst/Icons/NUnit.Running.png 
packages/visualgst/Icons/NUnit.SuccessAndFailed.png 
packages/visualgst/Icons/NUnit.Success.png pack
 ages/visualgst/Icons/extension.png packages/visualgst/Icons/overridden.png 
packages/visualgst/Icons/override.png packages/visualgst/Icons/visualgst.png 
packages/visualgst/Tests/AddNamespaceUndoCommandTest.st 
packages/visualgst/Tests/GtkMethodWidgetTest.st 
packages/visualgst/Tests/CompiledMethodTest.st 
packages/visualgst/Tests/ExtractLiteralsTest.st 
packages/visualgst/Tests/CategoryTest.st 
packages/visualgst/Tests/GtkScrollTreeWidgetTest.st 
packages/visualgst/Tests/MenuBuilderTest.st 
packages/visualgst/Tests/GtkAssistantTest.st 
packages/visualgst/Tests/GtkSimpleListWidgetTest.st 
packages/visualgst/Tests/EmptyTest.st 
packages/visualgst/Tests/AddClassUndoCommandTest.st 
packages/visualgst/Tests/GtkCategoryWidgetTest.st 
packages/visualgst/Tests/StateTest.st packages/visualgst/Tests/FinderTest.st 
packages/visualgst/Tests/PragmaTest.st 
packages/visualgst/Tests/GtkCategorizedNamespaceWidgetTest.st 
packages/visualgst/Tests/GtkCategorizedClassWidgetTest.st
 $(VisualGST_FILES):
 $(srcdir)/packages/visualgst/stamp-classes: $(VisualGST_FILES)
        touch $(srcdir)/packages/visualgst/stamp-classes
diff --git a/packages/visualgst/SUnit/GtkSUnitResultWidget.st 
b/packages/visualgst/SUnit/GtkSUnitResultWidget.st
index 9a9122e..9357e49 100644
--- a/packages/visualgst/SUnit/GtkSUnitResultWidget.st
+++ b/packages/visualgst/SUnit/GtkSUnitResultWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkSUnitResult [
+GTKTools.GtkConcreteWidget subclass: GtkSUnitResult [
     | model resultTree results |
     initialize [
        <category: 'initialization'>
diff --git a/packages/visualgst/StBrowser/GtkCategorizedClassWidget.st 
b/packages/visualgst/StBrowser/GtkCategorizedClassWidget.st
index 270db8c..351532e 100644
--- a/packages/visualgst/StBrowser/GtkCategorizedClassWidget.st
+++ b/packages/visualgst/StBrowser/GtkCategorizedClassWidget.st
@@ -6,7 +6,7 @@ Smalltalk.String extend [
     ]
 ]
 
-GtkConcreteWidget subclass: GtkCategorizedClassWidget [
+GTKTools.GtkConcreteWidget subclass: GtkCategorizedClassWidget [
     | classesTree column model namespace category |
 
     GtkCategorizedClassWidget >> on: aNamespace [
diff --git a/packages/visualgst/StBrowser/GtkCategorizedNamespaceWidget.st 
b/packages/visualgst/StBrowser/GtkCategorizedNamespaceWidget.st
index 62f4ca0..5498756 100644
--- a/packages/visualgst/StBrowser/GtkCategorizedNamespaceWidget.st
+++ b/packages/visualgst/StBrowser/GtkCategorizedNamespaceWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkCategorizedNamespaceWidget [
+GTKTools.GtkConcreteWidget subclass: GtkCategorizedNamespaceWidget [
     | namespaceTree model |
 
     initialize [
diff --git a/packages/visualgst/StBrowser/GtkCategoryWidget.st 
b/packages/visualgst/StBrowser/GtkCategoryWidget.st
index 4f1288b..8a0196c 100644
--- a/packages/visualgst/StBrowser/GtkCategoryWidget.st
+++ b/packages/visualgst/StBrowser/GtkCategoryWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkCategoryWidget [
+GTKTools.GtkConcreteWidget subclass: GtkCategoryWidget [
     | categoryTree categories model class |
 
     GtkCategoryWidget >> on: aClass [
diff --git a/packages/visualgst/StBrowser/GtkClassBrowserWidget.st 
b/packages/visualgst/StBrowser/GtkClassBrowserWidget.st
index b491940..ba23e86 100644
--- a/packages/visualgst/StBrowser/GtkClassBrowserWidget.st
+++ b/packages/visualgst/StBrowser/GtkClassBrowserWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkClassBrowserWidget [
+GTKTools.GtkConcreteWidget subclass: GtkClassBrowserWidget [
     GtkClassBrowserWidget class [ | Undo | ]
 
     | launcher checkCode namespaceWidget classWidget classHierarchyWidget 
classHierarchyUpdate iCategoryWidget iMethodWidget cCategoryWidget 
cMethodWidget classAndInstanceSide codeWidget historyStack state |
diff --git a/packages/visualgst/StBrowser/GtkClassHierarchyWidget.st 
b/packages/visualgst/StBrowser/GtkClassHierarchyWidget.st
index 1b85188..0f947ef 100644
--- a/packages/visualgst/StBrowser/GtkClassHierarchyWidget.st
+++ b/packages/visualgst/StBrowser/GtkClassHierarchyWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkClassHierarchyWidget [
+GTKTools.GtkConcreteWidget subclass: GtkClassHierarchyWidget [
     | root dic classesTree model classOrMeta |
 
     GtkClassHierarchyWidget >> on: aClass [
diff --git a/packages/visualgst/StBrowser/GtkMethodWidget.st 
b/packages/visualgst/StBrowser/GtkMethodWidget.st
index f230175..3b4cd4f 100644
--- a/packages/visualgst/StBrowser/GtkMethodWidget.st
+++ b/packages/visualgst/StBrowser/GtkMethodWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkMethodWidget [
+GTKTools.GtkConcreteWidget subclass: GtkMethodWidget [
     | browser model methodTree class category |
 
     GtkMethodWidget >> on: aClass withCategory: aCategory [
diff --git a/packages/visualgst/Tests/GtkConcreteWidgetTest.st 
b/packages/visualgst/Tests/GtkConcreteWidgetTest.st
deleted file mode 100644
index 37fd7be..0000000
--- a/packages/visualgst/Tests/GtkConcreteWidgetTest.st
+++ /dev/null
@@ -1,43 +0,0 @@
-TestCase subclass: GtkConcreteWidgetTest [
-
-    | show |
-
-    showAll [
-
-       show := true
-    ]
-
-    hideAll [
-
-       show := false
-    ]
-
-    getVisible [
-       
-       ^ false
-    ]
-
-    testAbstractWidget [
-       <category: 'testing'>
-
-       self should: [ GtkAbstractConcreteWidget new hideAll. true ]
-    ]
-
-    testConcreteWidget [
-       <category: 'testing'>
-
-       | widget |
-       widget := GtkConcreteWidget parentWindow: #foo.
-       self assert: widget parentWindow = #foo.
-       widget mainWidget: self.
-       self assert: widget mainWidget = self.
-       widget showAll.
-       self assert: show.
-       widget hideAll.
-       self assert: show not.
-       self assert: widget isVisible not.
-       self should: [ widget grabFocus. true ].
-       self should: [ widget close. true].
-    ]
-]
-
diff --git a/packages/visualgst/Tetris/Tetris.st 
b/packages/visualgst/Tetris/Tetris.st
index 04856fb..c0c50de 100644
--- a/packages/visualgst/Tetris/Tetris.st
+++ b/packages/visualgst/Tetris/Tetris.st
@@ -27,7 +27,7 @@
 |
  ======================================================================"
 
-GtkMainWindow subclass: Tetris [
+GTKTools.GtkMainWindow subclass: Tetris [
     | canvasWidget canvas process pause delay grid movingBlocks level score 
level lines |
     
     <category: 'Graphics-Tetris'>
diff --git a/packages/visualgst/Text/GtkTextPluginWidget.st 
b/packages/visualgst/Text/GtkTextPluginWidget.st
index 88068c5..1dbb200 100644
--- a/packages/visualgst/Text/GtkTextPluginWidget.st
+++ b/packages/visualgst/Text/GtkTextPluginWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkTextPluginWidget [
+GTKTools.GtkConcreteWidget subclass: GtkTextPluginWidget [
     | textWidget closeButton |
 
     GtkTextPluginWidget class >> on: aTextWidget [
diff --git a/packages/visualgst/Text/GtkTextWidget.st 
b/packages/visualgst/Text/GtkTextWidget.st
index 4c08498..8559c04 100644
--- a/packages/visualgst/Text/GtkTextWidget.st
+++ b/packages/visualgst/Text/GtkTextWidget.st
@@ -1,4 +1,4 @@
-GtkConcreteWidget subclass: GtkTextWidget [
+GTKTools.GtkConcreteWidget subclass: GtkTextWidget [
     | findWidget replaceWidget textWidget userAction undoStack lastCommand cut 
textSaved lastSavedCommand |
 
     GtkTextWidget class >> newWithBuffer: aGtkTextBuffer [
diff --git a/packages/visualgst/package.xml b/packages/visualgst/package.xml
index 4267d1d..91a2415 100644
--- a/packages/visualgst/package.xml
+++ b/packages/visualgst/package.xml
@@ -3,6 +3,7 @@
   <namespace>VisualGST</namespace>
   <prereq>Parser</prereq>
   <prereq>GTK</prereq>
+  <prereq>GTKTools</prereq>
   <prereq>Cairo</prereq>
   <prereq>SUnit</prereq>
   <prereq>DebugTools</prereq>
@@ -26,7 +27,6 @@
     <filein>Tests/PragmaTest.st</filein>
     <filein>Tests/GtkCategorizedNamespaceWidgetTest.st</filein>
     <filein>Tests/GtkCategorizedClassWidgetTest.st</filein>
-    <filein>Tests/GtkConcreteWidgetTest.st</filein>
     <file>Tests/AddNamespaceUndoCommandTest.st</file>
     <file>Tests/GtkMethodWidgetTest.st</file>
     <file>Tests/CompiledMethodTest.st</file>
@@ -44,7 +44,6 @@
     <file>Tests/PragmaTest.st</file>
     <file>Tests/GtkCategorizedNamespaceWidgetTest.st</file>
     <file>Tests/GtkCategorizedClassWidgetTest.st</file>
-    <file>Tests/GtkConcreteWidgetTest.st</file>
     <sunit>
       VisualGST.AddNamespaceUndoCommandTest
       VisualGST.GtkMethodWidgetTest
@@ -65,7 +64,6 @@
       VisualGST.GtkCategorizedNamespaceWidgetTest
       VisualGST.GtkCategorizedClassWidgetTest
       VisualGST.#Test
-      VisualGST.GtkConcreteWidgetTest
     </sunit>
   </test>
   <filein>Extensions.st</filein>
@@ -159,8 +157,6 @@
   <filein>Category/ClassCategory.st</filein>
   <filein>Category/AbstractNamespace.st</filein>
   <filein>Category/Class.st</filein>
-  <filein>GtkAbstractConcreteWidget.st</filein>
-  <filein>GtkConcreteWidget.st</filein>
   <filein>GtkScrollTreeWidget.st</filein>
   <filein>GtkSimpleListWidget.st</filein>
   <filein>GtkEntryWidget.st</filein>
@@ -175,7 +171,6 @@
   <filein>GtkTreeModel.st</filein>
   <filein>Text/GtkTextWidget.st</filein>
   <filein>GtkPackageBuilderWidget.st</filein>
-  <filein>GtkMainWindow.st</filein>
   <filein>GtkVisualGSTTool.st</filein>
   <filein>GtkBrowsingTool.st</filein>
   <filein>GtkLauncher.st</filein>
@@ -204,7 +199,6 @@
   <filein>GtkHistoryWidget.st</filein>
   <filein>Inspector/GtkInspector.st</filein>
   <filein>StBrowser/GtkClassBrowserWidget.st</filein>
-  <filein>GtkEntryDialog.st</filein>
   <filein>HistoryStack.st</filein>
   <filein>Undo/UndoStack.st</filein>
   <filein>Undo/UndoCommand.st</filein>
@@ -385,8 +379,6 @@
   <file>Category/ClassCategory.st</file>
   <file>Category/AbstractNamespace.st</file>
   <file>Category/Class.st</file>
-  <file>GtkAbstractConcreteWidget.st</file>
-  <file>GtkConcreteWidget.st</file>
   <file>GtkScrollTreeWidget.st</file>
   <file>GtkSimpleListWidget.st</file>
   <file>GtkEntryWidget.st</file>
@@ -401,7 +393,6 @@
   <file>GtkTreeModel.st</file>
   <file>Text/GtkTextWidget.st</file>
   <file>GtkPackageBuilderWidget.st</file>
-  <file>GtkMainWindow.st</file>
   <file>GtkVisualGSTTool.st</file>
   <file>GtkBrowsingTool.st</file>
   <file>GtkLauncher.st</file>
@@ -430,7 +421,6 @@
   <file>GtkHistoryWidget.st</file>
   <file>Inspector/GtkInspector.st</file>
   <file>StBrowser/GtkClassBrowserWidget.st</file>
-  <file>GtkEntryDialog.st</file>
   <file>HistoryStack.st</file>
   <file>Undo/UndoStack.st</file>
   <file>Undo/UndoCommand.st</file>
-- 
1.7.10.4




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