diff --git a/sources/appl/MainWindows.cpp b/sources/appl/MainWindows.cpp
index c085749..bae6865 100644
--- a/sources/appl/MainWindows.cpp
+++ b/sources/appl/MainWindows.cpp
@@ -65,19 +65,19 @@ MainWindows::MainWindows(void) :
 				myButton->setSubWidget(new ewol::widget::Label("default theme (cube)"));
 				myButton->setSubWidgetToggle(new ewol::widget::Label("rounded theme"));
 				myButton->setToggleMode(true);
-				myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeTheme);
+				myButton->registerOnEvent(this, "value", l_eventChangeTheme);
 				mySizerHori->subWidgetAdd(myButton);
 			}
 			myButton = new ewol::widget::Button();
 			if (NULL != myButton) {
 				myButton->setSubWidget(new ewol::widget::Label("Previous Widget test"));
-				myButton->registerOnEvent(this, ewol::widget::Button::eventPressed, l_eventChangeWidgetPrevious);
+				myButton->registerOnEvent(this, "value", l_eventChangeWidgetPrevious);
 				mySizerHori->subWidgetAdd(myButton);
 			}
 			myButton = new ewol::widget::Button();
 			if (NULL != myButton) {
 				myButton->setSubWidget(new ewol::widget::Label("Next Widget test"));
-				myButton->registerOnEvent(this, ewol::widget::Button::eventPressed, l_eventChangeWidgetNext);
+				myButton->registerOnEvent(this, "value", l_eventChangeWidgetNext);
 				mySizerHori->subWidgetAdd(myButton);
 			}
 			m_testName = new ewol::widget::Label("none");
diff --git a/sources/appl/TestButton.cpp b/sources/appl/TestButton.cpp
index fdb93d3..c82d87b 100644
--- a/sources/appl/TestButton.cpp
+++ b/sources/appl/TestButton.cpp
@@ -58,7 +58,7 @@ TestButton::TestButton(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Expend X <br/> (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Expend X <br/><b>(true)</b>"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeExpendX);
+			myButton->registerOnEvent(this, "value", l_eventChangeExpendX);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -66,7 +66,7 @@ TestButton::TestButton(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Expend Y <br/> (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Expend Y <br/><b>(true)</b>"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeExpendY);
+			myButton->registerOnEvent(this, "value", l_eventChangeExpendY);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -74,7 +74,7 @@ TestButton::TestButton(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Toggle<br/>(false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Toggle<br/><b>(true)</b>"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeToggle);
+			myButton->registerOnEvent(this, "value", l_eventChangeToggle);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -82,7 +82,7 @@ TestButton::TestButton(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Text On toggle state<br/>(false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Text On toggle state<br/><b>(true)</b>"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeTextToggle);
+			myButton->registerOnEvent(this, "value", l_eventChangeTextToggle);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 	
@@ -98,7 +98,7 @@ TestButton::TestButton(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Fill X <br/> (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Fill X <br/> (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeFillX);
+			myButton->registerOnEvent(this, "value", l_eventChangeFillX);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -106,13 +106,13 @@ TestButton::TestButton(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Fill Y <br/> (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Fill Y <br/> (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeFillY);
+			myButton->registerOnEvent(this, "value", l_eventChangeFillY);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
 		if (NULL != myButton) {
 			myButton->setSubWidget(new ewol::widget::Label("Change Text<br/> and other ..."));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventPressed, l_eventChangeText);
+			myButton->registerOnEvent(this, "value", l_eventChangeText);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 	ewol::widget::Spacer* mySpacer = new ewol::widget::Spacer();
@@ -145,12 +145,7 @@ TestButton::TestButton(void) :
 			m_testWidget->setSubWidget(new ewol::widget::Label("My <font color=\"#FF0000\">Button</font> <br/> And Some under line<br/> plop <br/> and an other super long line ..."));
 			m_testWidget->setExpand(bvec2(false,false));
 			m_testWidget->setFill(bvec2(false,false));
-			m_testWidget->registerOnEvent(this, ewol::widget::Button::eventPressed);
-			m_testWidget->registerOnEvent(this, ewol::widget::Button::eventDown);
-			m_testWidget->registerOnEvent(this, ewol::widget::Button::eventUp);
-			m_testWidget->registerOnEvent(this, ewol::widget::Button::eventEnter);
-			m_testWidget->registerOnEvent(this, ewol::widget::Button::eventLeave);
-			m_testWidget->registerOnEvent(this, ewol::widget::Button::eventValue);
+			m_testWidget->registerOnEvent(this, "*");
 			mySizerHori->subWidgetAdd(m_testWidget);
 		}
 		
diff --git a/sources/appl/TestButtonColor.cpp b/sources/appl/TestButtonColor.cpp
index 7c3ad4f..1d5b98e 100644
--- a/sources/appl/TestButtonColor.cpp
+++ b/sources/appl/TestButtonColor.cpp
@@ -52,7 +52,7 @@ TestButtonColor::TestButtonColor(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Expand X (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Expand X (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeExpendX);
+			myButton->registerOnEvent(this, "value", l_eventChangeExpendX);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -60,7 +60,7 @@ TestButtonColor::TestButtonColor(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Expand Y (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Expand Y (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeExpendY);
+			myButton->registerOnEvent(this, "value", l_eventChangeExpendY);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -68,7 +68,7 @@ TestButtonColor::TestButtonColor(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Fill X (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Fill X (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeFillX);
+			myButton->registerOnEvent(this, "value", l_eventChangeFillX);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -76,7 +76,7 @@ TestButtonColor::TestButtonColor(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Fill Y (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Fill Y (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeFillY);
+			myButton->registerOnEvent(this, "value", l_eventChangeFillY);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		
@@ -108,7 +108,7 @@ TestButtonColor::TestButtonColor(void) :
 		if (NULL != m_testWidget) {
 			m_testWidget->setExpand(bvec2(false,false));
 			m_testWidget->setFill(bvec2(false,false));
-			m_testWidget->registerOnEvent(this, ewolEventButtonColorChange);
+			m_testWidget->registerOnEvent(this, "*");
 			mySizerHori->subWidgetAdd(m_testWidget);
 		}
 		mySpacer = new ewol::widget::Spacer();
diff --git a/sources/appl/TestImage.cpp b/sources/appl/TestImage.cpp
index 3d44cdc..f87b262 100644
--- a/sources/appl/TestImage.cpp
+++ b/sources/appl/TestImage.cpp
@@ -54,7 +54,7 @@ TestImage::TestImage(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Expend X <br/> (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Expend X <br/><b>(true)</b>"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeExpendX);
+			myButton->registerOnEvent(this, "value", l_eventChangeExpendX);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -62,7 +62,7 @@ TestImage::TestImage(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Expend Y <br/> (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Expend Y <br/><b>(true)</b>"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeExpendY);
+			myButton->registerOnEvent(this, "value", l_eventChangeExpendY);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 	
@@ -78,7 +78,7 @@ TestImage::TestImage(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Fill X <br/> (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Fill X <br/> (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeFillX);
+			myButton->registerOnEvent(this, "value", l_eventChangeFillX);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -86,13 +86,13 @@ TestImage::TestImage(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Fill Y <br/> (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Fill Y <br/> (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeFillY);
+			myButton->registerOnEvent(this, "value", l_eventChangeFillY);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
 		if (NULL != myButton) {
 			myButton->setSubWidget(new ewol::widget::Label("Change Image"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeImage);
+			myButton->registerOnEvent(this, "value", l_eventChangeImage);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 	ewol::widget::Spacer* mySpacer = new ewol::widget::Spacer();
diff --git a/sources/appl/TestLabel.cpp b/sources/appl/TestLabel.cpp
index 1a1dc97..22fa8a7 100644
--- a/sources/appl/TestLabel.cpp
+++ b/sources/appl/TestLabel.cpp
@@ -54,7 +54,7 @@ TestLabel::TestLabel(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Expand X (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Expand X (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeExpendX);
+			myButton->registerOnEvent(this, "value", l_eventChangeExpendX);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -62,7 +62,7 @@ TestLabel::TestLabel(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Expand Y (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Expand Y (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeExpendY);
+			myButton->registerOnEvent(this, "value", l_eventChangeExpendY);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -70,7 +70,7 @@ TestLabel::TestLabel(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Fill X (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Fill X (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeFillX);
+			myButton->registerOnEvent(this, "value", l_eventChangeFillX);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -78,7 +78,7 @@ TestLabel::TestLabel(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("Fill Y (false)"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("Fill Y (true)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeFillY);
+			myButton->registerOnEvent(this, "value", l_eventChangeFillY);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
@@ -86,13 +86,13 @@ TestLabel::TestLabel(void) :
 			myButton->setToggleMode(true);
 			myButton->setSubWidget(      new ewol::widget::Label("no Max size"));
 			myButton->setSubWidgetToggle(new ewol::widget::Label("maxSize (400,99999999)"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventValue, l_eventChangeMaxSize);
+			myButton->registerOnEvent(this, "value", l_eventChangeMaxSize);
 			mySizerHori->subWidgetAdd(myButton);
 		}
 		myButton = new ewol::widget::Button();
 		if (NULL != myButton) {
 			myButton->setSubWidget(new ewol::widget::Label("Next Label"));
-			myButton->registerOnEvent(this, ewol::widget::Button::eventPressed, l_eventChangeLabel);
+			myButton->registerOnEvent(this, "value", l_eventChangeLabel);
 			mySizerHori->subWidgetAdd(myButton);
 		}