diff --git a/src/SqueakWhiteboard-Core/WBDynamicTextbox.class.st b/src/SqueakWhiteboard-Core/WBDynamicTextbox.class.st
deleted file mode 100644
index e0ce601..0000000
--- a/src/SqueakWhiteboard-Core/WBDynamicTextbox.class.st
+++ /dev/null
@@ -1,55 +0,0 @@
-Class {
-	#name : #WBDynamicTextbox,
-	#superclass : #WBElement,
-	#category : #'SqueakWhiteboard-Core'
-}
-
-{
-	#category : #initialization,
-	#'squeak_changestamp' : 'is 6/26/2024 23:09'
-}
-WBDynamicTextbox >> initialize [
-
-	super initialize.
-	self setDefaultContentsIfNil
-]
-
-{
-	#category : #initialization,
-	#'squeak_changestamp' : 'is 6/25/2024 15:35'
-}
-WBDynamicTextbox >> initializeElement [
-
-	^ TextMorph new
-]
-
-{
-	#category : #initialization,
-	#'squeak_changestamp' : 'is 6/26/2024 22:49'
-}
-WBDynamicTextbox >> initializeTextfield [
-	"muss das so, wenn supportsText true ist? Muss supportsText überhaupt true sein?"
-
-]
-
-{
-	#category : #appearance,
-	#'squeak_changestamp' : 'is 6/25/2024 16:36'
-}
-WBDynamicTextbox >> setDefaultContentsIfNil [
-	| toUse |
-	
-	self morph text ifNil:
-		[toUse := self morph valueOfProperty: #defaultContents.
-		toUse ifNil: [toUse :='Moin!' asText].
-		self morph contents: toUse]
-]
-
-{
-	#category : #accessing,
-	#'squeak_changestamp' : 'is 6/25/2024 16:14'
-}
-WBDynamicTextbox >> supportsText: aBoolean [
-
-	supportsText := aBoolean
-]
diff --git a/src/SqueakWhiteboard-Core/WBElement.class.st b/src/SqueakWhiteboard-Core/WBElement.class.st
index f2f0bb7..c10de35 100644
--- a/src/SqueakWhiteboard-Core/WBElement.class.st
+++ b/src/SqueakWhiteboard-Core/WBElement.class.st
@@ -17,7 +17,8 @@ Class {
 		'lastMouseClick',
 		'doubleClickMaxDelta',
 		'supportsText',
-		'morph'
+		'morph',
+		'resizable'
 	],
 	#classInstVars : [
 		'globalColor'
@@ -37,7 +38,7 @@ WBElement class >> defaultSize [
 
 {
 	#category : #'instance creation',
-	#'squeak_changestamp' : 'si 6/20/2024 23:14'
+	#'squeak_changestamp' : 'JK 6/30/2024 15:58'
 }
 WBElement class >> newWithCanvas: aCanvas [
 
@@ -107,11 +108,13 @@ WBElement >> addOwnMorphTo: aMorph [
 
 {
 	#category : #resize,
-	#'squeak_changestamp' : 'is 6/23/2024 01:30'
+	#'squeak_changestamp' : 'JK 6/30/2024 15:40'
 }
 WBElement >> addResizeFrame [
-
-	self resizeFrame: (WBResizeFrame newWithParent: self)
+	
+	self resizable ifTrue: [
+		self resizeFrame: (WBResizeFrame newWithParent: self)
+	]
 	
 	
 
@@ -774,6 +777,24 @@ WBElement >> resetTextfield [
 	self textField: nil
 ]
 
+{
+	#category : #accessing,
+	#'squeak_changestamp' : 'JK 6/30/2024 15:47'
+}
+WBElement >> resizable [
+
+	^ resizable ifNil: [resizable := true]
+]
+
+{
+	#category : #accessing,
+	#'squeak_changestamp' : 'JK 6/30/2024 15:46'
+}
+WBElement >> resizable: anObject [
+
+	resizable := anObject
+]
+
 {
 	#category : #accessing,
 	#'squeak_changestamp' : 'si 6/3/2024 15:53'
diff --git a/src/SqueakWhiteboard-Core/WBPluggableTextMorphPlus.class.st b/src/SqueakWhiteboard-Core/WBPluggableTextMorphPlus.class.st
index 202ca0d..889ed30 100644
--- a/src/SqueakWhiteboard-Core/WBPluggableTextMorphPlus.class.st
+++ b/src/SqueakWhiteboard-Core/WBPluggableTextMorphPlus.class.st
@@ -6,7 +6,8 @@ Class {
 	#superclass : #PluggableTextMorphPlus,
 	#instVars : [
 		'enabled',
-		'element'
+		'element',
+		'onChanged'
 	],
 	#category : #'SqueakWhiteboard-Core',
 	#'squeak_changestamp' : 'is 6/1/2024 17:19'
@@ -53,6 +54,17 @@ WBPluggableTextMorphPlus >> enabled: aBoolean [
 			self owner currentHand releaseKeyboardFocus]
 ]
 
+{
+	#category : #'event handling',
+	#'squeak_changestamp' : 'JK 6/30/2024 15:34'
+}
+WBPluggableTextMorphPlus >> handleKeystroke: anEvent [
+
+	super handleKeystroke: anEvent.
+	self onChanged value
+	
+]
+
 {
 	#category : #'event handling',
 	#'squeak_changestamp' : 'is 6/23/2024 01:48'
@@ -93,7 +105,7 @@ WBPluggableTextMorphPlus >> hasUnacceptedEdits: aBoolean [
 
 {
 	#category : #initialization,
-	#'squeak_changestamp' : 'is 6/23/2024 01:48'
+	#'squeak_changestamp' : 'JK 6/30/2024 15:34'
 }
 WBPluggableTextMorphPlus >> initialize [
 
@@ -105,6 +117,24 @@ WBPluggableTextMorphPlus >> initialize [
 		wrapFlag: true
 ]
 
+{
+	#category : #accessing,
+	#'squeak_changestamp' : 'JK 6/30/2024 15:59'
+}
+WBPluggableTextMorphPlus >> onChanged [
+
+	^ onChanged
+]
+
+{
+	#category : #accessing,
+	#'squeak_changestamp' : 'JK 6/30/2024 15:59'
+}
+WBPluggableTextMorphPlus >> onChanged: anObject [
+
+	onChanged := anObject
+]
+
 {
 	#category : #private,
 	#'squeak_changestamp' : 'is 6/2/2024 18:30'
diff --git a/src/SqueakWhiteboard-Core/WBTextbox.class.st b/src/SqueakWhiteboard-Core/WBTextbox.class.st
new file mode 100644
index 0000000..f3fd311
--- /dev/null
+++ b/src/SqueakWhiteboard-Core/WBTextbox.class.st
@@ -0,0 +1,30 @@
+Class {
+	#name : #WBTextbox,
+	#superclass : #WBRectangularElement,
+	#category : #'SqueakWhiteboard-Core'
+}
+
+{
+	#category : #'as yet unclassified',
+	#'squeak_changestamp' : 'JK 6/30/2024 15:52'
+}
+WBTextbox >> initialize [
+	
+	self resizable: false.
+	super initialize.
+	self color: Color transparent.
+	self textField wrapFlag: false;
+		hResizing: #shrinkWrap;
+		vResizing: #shrinkWrap;
+		onChanged: [self resize];
+		position: self position.
+]
+
+{
+	#category : #'as yet unclassified',
+	#'squeak_changestamp' : 'JK 6/30/2024 15:12'
+}
+WBTextbox >> resize [
+
+	self morph bounds: self textField bounds
+]
diff --git a/src/SqueakWhiteboard-Core/WBToolbar.class.st b/src/SqueakWhiteboard-Core/WBToolbar.class.st
index 4826fb7..415aad2 100644
--- a/src/SqueakWhiteboard-Core/WBToolbar.class.st
+++ b/src/SqueakWhiteboard-Core/WBToolbar.class.st
@@ -181,11 +181,11 @@ WBToolbar >> buttonFunctionalityForShapeChoosing [
 
 {
 	#category : #'button functionalities',
-	#'squeak_changestamp' : 'is 6/25/2024 15:34'
+	#'squeak_changestamp' : 'JK 6/30/2024 14:56'
 }
 WBToolbar >> buttonFunctionalityForTextbox [
 
-	^ [:aButton | self canvas spawnAnElement: (WBDynamicTextbox newWithCanvas: self canvas) At: aButton currentEvent]
+	^ [:aButton | self canvas spawnAnElement: (WBTextbox newWithCanvas: self canvas) At: aButton currentEvent]
 ]
 
 {