[Metin2 Fix] ImageBox memory leak fix

[ALLex]

EterPythonLib\PythonWindowManagerModule.cpp

// Search for this function
PyObject* wndImageLoadImage(PyObject* poSelf, PyObject* poArgs)
{
    // ... existing code ...
}

// Add below
PyObject* wndImageUnloadImage(PyObject* poSelf, PyObject* poArgs)
{
    UI::CWindow* pWindow;
    if (!PyTuple_GetWindow(poArgs, 0, &pWindow)) {
        return Py_BuildException();
    }

    if (!((UI::CImageBox*)pWindow)->UnloadImage()) {
        return Py_BuildException("Failed to unload image");
    }

    return Py_BuildNone();
}

// Search for this method registration
{ "LoadImage", wndImageLoadImage, METH_VARARGS },

// Add below
{ "UnloadImage", wndImageUnloadImage, METH_VARARGS },


EterPythonLib\PythonWindow.cpp

// Search for this method
BOOL CImageBox::LoadImage(const char* c_szFileName)
{
    // ... existing code ...
}

// Add below
BOOL CImageBox::UnloadImage()
{
    if (!m_pImageInstance)
        return FALSE;

    OnDestroyInstance();
    return TRUE;
}

EterPythonLib\PythonWindow.h

// Search for this method declaration
BOOL LoadImage(const char* c_szFileName);

// Add below
BOOL UnloadImage();


root/ui.py

# Search for this class definition
class ImageBox(Window):
    # ... existing members ...

    # Find these lines
    self.eventFunc = {}
    self.eventArgs = {}

    # Add below
    self.imageLoaded = False

# ...

# Search for this line where you load the image
wndMgr.LoadImage(self.hWnd, imageName)

# Add below
self.imageLoaded = True

# ...

# Search for this destructor definition
def __del__(self):
    # ... existing code ...

    # Add below
    if self.imageLoaded:
        self.UnloadImage()

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