diff options
Diffstat (limited to 'src/api')
| -rw-r--r-- | src/api/win32/callback.rs | 1 | ||||
| -rw-r--r-- | src/api/win32/init.rs | 23 |
2 files changed, 23 insertions, 1 deletions
diff --git a/src/api/win32/callback.rs b/src/api/win32/callback.rs index 1ea95a5..86d5f1c 100644 --- a/src/api/win32/callback.rs +++ b/src/api/win32/callback.rs @@ -44,6 +44,7 @@ fn send_event(input_window: winapi::HWND, event: Event) { /// This is the callback that is called by `DispatchMessage` in the events loop. /// /// Returning 0 tells the Win32 API that the message has been processed. +// FIXME: detect WM_DWMCOMPOSITIONCHANGED and call DwmEnableBlurBehindWindow if necessary pub unsafe extern "system" fn callback(window: winapi::HWND, msg: winapi::UINT, wparam: winapi::WPARAM, lparam: winapi::LPARAM) -> winapi::LRESULT diff --git a/src/api/win32/init.rs b/src/api/win32/init.rs index fb4e181..1252354 100644 --- a/src/api/win32/init.rs +++ b/src/api/win32/init.rs @@ -102,7 +102,7 @@ unsafe fn init(title: Vec<u16>, builder: BuilderAttribs<'static>, } // computing the style and extended style of the window - let (ex_style, style) = if builder.monitor.is_some() { + let (ex_style, style) = if builder.monitor.is_some() || builder.decorations == false { (winapi::WS_EX_APPWINDOW, winapi::WS_POPUP | winapi::WS_CLIPSIBLINGS | winapi::WS_CLIPCHILDREN) } else { (winapi::WS_EX_APPWINDOW | winapi::WS_EX_WINDOWEDGE, @@ -214,6 +214,27 @@ unsafe fn init(title: Vec<u16>, builder: BuilderAttribs<'static>, } }; + // making the window transparent + if builder.transparent { + let bb = winapi::DWM_BLURBEHIND { + dwFlags: 0x1, // FIXME: DWM_BB_ENABLE; + fEnable: 1, + hRgnBlur: ptr::null_mut(), + fTransitionOnMaximized: 0, + }; + + let dll = kernel32::LoadLibraryA(b"dwmapi.dll\0".as_ptr() as *const _); + if !dll.is_null() { + let pr = kernel32::GetProcAddress(dll, b"DwmEnableBlurBehindWindow\0".as_ptr() as *const _); + if !pr.is_null() { + let pr: unsafe extern "system" fn(winapi::HWND, *const winapi::DWM_BLURBEHIND) + -> winapi::HRESULT = mem::transmute(pr); + pr(real_window.0, &bb); + } + kernel32::FreeLibrary(dll); + } + } + // calling SetForegroundWindow if fullscreen if builder.monitor.is_some() { user32::SetForegroundWindow(real_window.0); |