static LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
HDC hdc;
switch (msg)
{
case WM_CREATE:
ClientResize(hWnd, 1000, 450);
OnWindowCreate(hWnd);
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
{
cairo_surface_t *surface = cairo_win32_surface_create(hdc);
cairo_t *cr = cairo_create(surface);
cairo_surface_t *shell = cairo_image_surface_create_from_png("../res/smatch-shell.png");
cairo_set_source_surface(cr, shell, 0, 0);
cairo_paint(cr);
cairo_surface_finish(surface);
// Cleanup.
cairo_destroy(cr);
cairo_surface_destroy(surface);
}
EndPaint(hWnd, &ps);
break;
case WM_COMMAND:
OnCommand(hWnd, msg, wParam, lParam);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, msg, wParam, lParam);
break;
}
return 0;
}
Bool GWinControl::Init(GWinControl* pOwner, u32 Flags, u32 ControlID, char* WindowName)
{
// check we havent already created a contorl
if ( m_Hwnd != NULL )
{
GDebug_Break("Control already created\n");
return FALSE;
}
// create control
Flags |= AdditionalStyleFlags();
m_StyleFlags = Flags;
// HMENU hMenu = (HMENU)ControlID;
HMENU hMenu = (HMENU)NULL;
HINSTANCE hInstance = GApp::g_HInstance;
HWND OwnerHwnd = pOwner ? pOwner->m_Hwnd : m_OwnerHwnd;
// reset handle
m_Hwnd = NULL;
m_ControlID = ControlID;
m_pOwnerControl = pOwner;
// get resulting hwnd, m_Hwnd is set from the WM_CREATE callback
HWND ResultHwnd = CreateWindowEx( StyleExFlags(), ClassName(), WindowName, StyleFlags(), m_ClientPos.x, m_ClientPos.y, m_ClientSize.x, m_ClientSize.y, OwnerHwnd, hMenu, hInstance, (void*)this );
// if control doesnt get a WM_CREATE (if its a standard windows control) call it
if ( ResultHwnd != NULL && m_Hwnd == NULL )
{
OnWindowCreate( this, ResultHwnd );
}
// failed
if ( m_Hwnd == NULL || ResultHwnd == NULL || m_Hwnd != ResultHwnd )
{
GDebug::CheckWin32Error();
return FALSE;
}
// control has been created
OnCreate();
return TRUE;
}
