修复了EMenu禁用后，EButton仍然可以自行启用的bug

Easy2D/Easy2D.vcxproj

@@ -214,6 +214,7 @@
     <ClCompile Include="Common\EMouseMsg.cpp" />
     <ClCompile Include="Common\EObject.cpp" />
     <ClCompile Include="Common\EPhysicsMsg.cpp" />
+    <ClCompile Include="Common\ESpriteFrame.cpp" />
     <ClCompile Include="Common\ETexture.cpp" />
     <ClCompile Include="Geometry\ECircle.cpp" />
     <ClCompile Include="Geometry\EEllipse.cpp" />

Easy2D/Easy2D.vcxproj.filters

@@ -213,6 +213,9 @@
     <ClCompile Include="Common\EPhysicsMsg.cpp">
       <Filter>Common</Filter>
     </ClCompile>
+    <ClCompile Include="Common\ESpriteFrame.cpp">
+      <Filter>Common</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="Win\winbase.h">

Easy2D/Node/EButton.cpp

@@ -14,6 +14,9 @@ e2d::EButton::EButton()
 	, m_pDisabled(nullptr)
 	, m_pListener(nullptr)
 {
+	m_pListener = new EListenerMouse(std::bind(&EButton::_updateStatus, this));
+	m_pListener->setAlwaysWorking(true);
+	EMsgManager::bindListener(m_pListener, this);
 }
 
 e2d::EButton::EButton(ENode * normal, const BUTTON_CLICK_CALLBACK & callback)
@@ -145,13 +148,6 @@ void e2d::EButton::setCallback(const BUTTON_CLICK_CALLBACK & callback)
 	WARN_IF(m_pNormal == nullptr, "EButton cannot work without something to show. Please set its normal displayed.");
 	
 	m_Callback = callback;
-
-	if (m_pListener == nullptr)
-	{
-		m_pListener = new EListenerMouse(std::bind(&EButton::_updateStatus, this));
-		m_pListener->setAlwaysWorking(true);
-		EMsgManager::bindListener(m_pListener, this);
-	}
 }
 
 void e2d::EButton::_setStatus(STATUS status)

Easy2D/Node/EMenu.cpp

@@ -1,4 +1,5 @@
 #include "..\enodes.h"
+#include "..\elisteners.h"
 
 e2d::EMenu::EMenu()
 	: m_bEnable(true)
@@ -30,18 +31,40 @@ size_t e2d::EMenu::getButtonCount() const
 
 void e2d::EMenu::setEnable(bool enable)
 {
-	m_bEnable = enable;
-
-	for (auto &buttons : m_vButtons)
+	if (m_bEnable != enable)
 	{
-		buttons->setEnable(enable);
+		m_bEnable = enable;
+
+		for (auto &button : m_vButtons)
+		{
+			if (enable)
+			{
+				button->m_pListener->start();
+			}
+			else
+			{
+				button->m_pListener->stop();
+			}
+		}
 	}
 }
 
 void e2d::EMenu::addButton(EButton * button)
 {
-	this->addChild(button);
-	m_vButtons.push_back(button);
+	if (button)
+	{
+		this->addChild(button);
+		m_vButtons.push_back(button);
+
+		if (m_bEnable)
+		{
+			button->m_pListener->start();
+		}
+		else
+		{
+			button->m_pListener->stop();
+		}
+	}
 }
 
 bool e2d::EMenu::removeButton(EButton * button)
@@ -60,6 +83,8 @@ bool e2d::EMenu::removeButton(EButton * button)
 		{
 			if (m_vButtons[i] == button)
 			{
+				// 移除按钮前，将它的监听器启用
+				button->m_pListener->start();
 				m_vButtons.erase(m_vButtons.begin() + i);
 				return true;
 			}

Easy2D/enodes.h

@@ -10,6 +10,7 @@ class EAction;
 class EButton;
 class EButtonToggle;
 class EGeometry;
+class EMenu;
 
 class ENode :
 	public EObject
@@ -570,6 +571,8 @@ protected:
 class EButton :
 	public ENode
 {
+	friend EMenu;
+
 public:
 	// 创建一个空按钮
 	EButton();