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Handle X11 events within the Win32 event loop

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This unifies event handling and it allows X11 events to still be
processed even when the event loop is blocked.
This commit is contained in:
Robbert van der Helm
2021-07-31 15:19:44 +02:00
parent d01833c458
commit c98a9519fe
11 changed files with 49 additions and 78 deletions
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src/wine-host/bridges/common.h
+9 -12
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@@ -67,17 +67,14 @@ class HostBridge {
virtual void run() = 0;
/**
* Handle X11 events for the editor window if it is open. This can safely be
* run from any thread.
*/
virtual void handle_x11_events() = 0;
/**
* Run the message loop for this plugin. This is only used for the
* individual plugin host, so that we can filter out some unnecessary timer
* events. When hosting multiple plugins, a simple central message loop
* should be used instead. This is run on a timer in the same IO context as
* the one that handles the events, i.e. `main_context`.
* Run the message loop for this plugin. This should be called from a timer.
* X11 events for the open editors are also handled in this same way,
* because they are run from a Win32 timer. This lets us still process those
* events even when the Win32 event loop blocks the GUI thread. Since this
* function doesn't have any per-plugin behavior, only a single invocation
* of this is needed when hosting multiple plugins. This is run on a timer
* in the same IO context as the one that handles the events, i.e.
* `main_context`.
*
* Because of the way the Win32 API works we have to process events on the
* same thread as the one the window was created on, and that thread is the
@@ -88,7 +85,7 @@ class HostBridge {
* because of incorrect assumptions made by the plugin. See the dostring for
* `Vst2Bridge::editor` for more information.
*/
void handle_win32_events() noexcept;
static void handle_events() noexcept;
/**
* Used as part of the watchdog. This will check whether the remote host