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Move the dnd proxy WinEvent callback around

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This commit is contained in:
Robbert van der Helm
2021-07-10 16:19:52 +02:00
parent d908db5476
commit a8b7dc8764
1 changed files with 63 additions and 55 deletions
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src/wine-host/xdnd-proxy.cpp
+63 -55
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@@ -49,6 +49,69 @@ static WineXdndProxy* instance = nullptr;
*/ */
static std::atomic_size_t instance_reference_count = 0; static std::atomic_size_t instance_reference_count = 0;
void CALLBACK dnd_winevent_callback(HWINEVENTHOOK hWinEventHook,
DWORD event,
HWND hwnd,
LONG idObject,
LONG idChild,
DWORD idEventThread,
DWORD dwmsEventTime);
WineXdndProxy::WineXdndProxy()
: x11_connection(xcb_connect(nullptr, nullptr), xcb_disconnect),
proxy_window(xcb_generate_id(x11_connection.get())),
hook_handle(
SetWinEventHook(EVENT_OBJECT_CREATE,
EVENT_OBJECT_CREATE,
nullptr,
dnd_winevent_callback,
0,
0,
WINEVENT_OUTOFCONTEXT | WINEVENT_SKIPOWNPROCESS),
UnhookWinEvent) {
//
}
WineXdndProxy::~WineXdndProxy() noexcept {
// TODO: Move this to a RAII wrapper
xcb_destroy_window(x11_connection.get(), proxy_window);
xcb_flush(x11_connection.get());
}
WineXdndProxy::Handle::Handle(WineXdndProxy* proxy) : proxy(proxy) {}
WineXdndProxy::Handle::~Handle() noexcept {
if (instance_reference_count.fetch_sub(1) == 1) {
delete proxy;
}
}
WineXdndProxy::Handle::Handle(const Handle& o) noexcept : proxy(o.proxy) {
instance_reference_count += 1;
}
WineXdndProxy::Handle::Handle(Handle&& o) noexcept : proxy(o.proxy) {
instance_reference_count += 1;
}
void WineXdndProxy::Handle::handle_x11_events() const noexcept {
proxy->handle_x11_events();
}
WineXdndProxy::Handle WineXdndProxy::get_handle() {
// See the `instance` global above for an explanation on what's going on
// here.
if (instance_reference_count.fetch_add(1) == 0) {
instance = new WineXdndProxy{};
}
return Handle(instance);
}
void WineXdndProxy::handle_x11_events() const noexcept {
// TODO
}
/** /**
* Part of the struct Wine uses to keep track of the data during an OLE * Part of the struct Wine uses to keep track of the data during an OLE
* drag-and-drop operation. We only really care about the first field that * drag-and-drop operation. We only really care about the first field that
@@ -185,58 +248,3 @@ void CALLBACK dnd_winevent_callback(HWINEVENTHOOK /*hWinEventHook*/,
return; return;
} }
} }
WineXdndProxy::WineXdndProxy()
: x11_connection(xcb_connect(nullptr, nullptr), xcb_disconnect),
proxy_window(xcb_generate_id(x11_connection.get())),
hook_handle(
SetWinEventHook(EVENT_OBJECT_CREATE,
EVENT_OBJECT_CREATE,
nullptr,
dnd_winevent_callback,
0,
0,
WINEVENT_OUTOFCONTEXT | WINEVENT_SKIPOWNPROCESS),
UnhookWinEvent) {
//
}
WineXdndProxy::~WineXdndProxy() noexcept {
// TODO: Move this to a RAII wrapper
xcb_destroy_window(x11_connection.get(), proxy_window);
xcb_flush(x11_connection.get());
}
WineXdndProxy::Handle::Handle(WineXdndProxy* proxy) : proxy(proxy) {}
WineXdndProxy::Handle::~Handle() noexcept {
if (instance_reference_count.fetch_sub(1) == 1) {
delete proxy;
}
}
WineXdndProxy::Handle::Handle(const Handle& o) noexcept : proxy(o.proxy) {
instance_reference_count += 1;
}
WineXdndProxy::Handle::Handle(Handle&& o) noexcept : proxy(o.proxy) {
instance_reference_count += 1;
}
void WineXdndProxy::Handle::handle_x11_events() const noexcept {
proxy->handle_x11_events();
}
WineXdndProxy::Handle WineXdndProxy::get_handle() {
// See the `instance` global above for an explanation on what's going on
// here.
if (instance_reference_count.fetch_add(1) == 0) {
instance = new WineXdndProxy{};
}
return Handle(instance);
}
void WineXdndProxy::handle_x11_events() const noexcept {
// TODO
}