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[fix] keep Windows privacy screen across display changes and validate covers

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This commit is contained in:
dijunkun
2026-09-21 01:10:30 +08:00
parent 276385b816
commit fb556a763d
12 changed files with 296 additions and 134 deletions
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apps/desktop/src/gui/runtime/privacy_session_policy.h
+25 -6
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@@ -13,19 +13,37 @@
namespace crossdesk {
// Guarded by GuiRuntime's connection_status_mutex_. Privacy covers the shared
// desktop, so every connected controller must explicitly support it.
// Guarded by GuiRuntime's connection_status_mutex_. Privacy covers the local
// displays, so every connected controller must explicitly support its controls.
class PrivacySessionPolicy {
public:
void Connected(const std::string& remote_id, bool automatic_privacy) {
// Web controllers render through the browser and expose no privacy UI.
static bool IsWebController(const std::string& remote_id) {
return remote_id.find("web") != std::string::npos;
}
bool Connected(const std::string& remote_id, bool automatic_privacy) {
const auto [entry, inserted] = controllers_.try_emplace(remote_id, false);
if (inserted && controllers_.size() == 1 && automatic_privacy) {
if (inserted && controllers_.size() == 1 && automatic_privacy &&
!IsWebController(remote_id)) {
automatic_controller_ = remote_id;
}
const auto early = early_support_.find(remote_id);
if (early == early_support_.end()) return false;
const bool supported = early->second;
early_support_.erase(early);
return SetSupported(remote_id, supported);
}
// Only transport-authenticated metadata from a connecting session is cached
// by the caller. It grants no control until Connected admits that session.
void RememberSupport(const std::string& remote_id, bool supported) {
early_support_[remote_id] = supported;
}
void Disconnected(const std::string& remote_id) {
controllers_.erase(remote_id);
early_support_.erase(remote_id);
if (automatic_controller_ == remote_id) automatic_controller_.clear();
}
@@ -34,7 +52,7 @@ class PrivacySessionPolicy {
bool SetSupported(const std::string& remote_id, bool supported) {
const auto entry = controllers_.find(remote_id);
if (entry == controllers_.end()) return false;
entry->second = supported && remote_id.find("web") == std::string::npos;
entry->second = supported && !IsWebController(remote_id);
if (automatic_controller_ != remote_id) return false;
automatic_controller_.clear();
return CanEnable();
@@ -53,9 +71,10 @@ class PrivacySessionPolicy {
private:
std::unordered_map<std::string, bool> controllers_;
std::unordered_map<std::string, bool> early_support_;
std::string automatic_controller_;
};
} // namespace crossdesk
#endif
#endif