diff options
| -rw-r--r-- | core/message_queue.cpp | 9 | ||||
| -rw-r--r-- | core/message_queue.h | 4 | ||||
| -rw-r--r-- | editor/progress_dialog.cpp | 5 |
3 files changed, 18 insertions, 0 deletions
diff --git a/core/message_queue.cpp b/core/message_queue.cpp index 7c3bdfec53..27da2c099a 100644 --- a/core/message_queue.cpp +++ b/core/message_queue.cpp @@ -271,6 +271,8 @@ void MessageQueue::flush() { //using reverse locking strategy _THREAD_SAFE_LOCK_ + flushing = true; + while (read_pos < buffer_end) { //lock on each iteration, so a call can re-add itself to the message queue @@ -327,13 +329,20 @@ void MessageQueue::flush() { } buffer_end = 0; // reset buffer + flushing = false; _THREAD_SAFE_UNLOCK_ } +bool MessageQueue::is_flushing() const { + + return flushing; +} + MessageQueue::MessageQueue() { ERR_FAIL_COND(singleton != NULL); singleton = this; + flushing = false; buffer_end = 0; buffer_max_used = 0; diff --git a/core/message_queue.h b/core/message_queue.h index 696b8e2997..2515eb4a98 100644 --- a/core/message_queue.h +++ b/core/message_queue.h @@ -72,6 +72,8 @@ class MessageQueue { static MessageQueue *singleton; + bool flushing; + public: static MessageQueue *get_singleton(); @@ -87,6 +89,8 @@ public: void statistics(); void flush(); + bool is_flushing() const; + int get_max_buffer_usage() const; MessageQueue(); diff --git a/editor/progress_dialog.cpp b/editor/progress_dialog.cpp index d2378f33ed..5fdc725f50 100644 --- a/editor/progress_dialog.cpp +++ b/editor/progress_dialog.cpp @@ -166,6 +166,11 @@ void ProgressDialog::_popup() { void ProgressDialog::add_task(const String &p_task, const String &p_label, int p_steps, bool p_can_cancel) { + if (MessageQueue::get_singleton()->is_flushing()) { + ERR_PRINT("Do not use progress dialog (task) while flushing the message queue or using call_deferred()!"); + return; + } + ERR_FAIL_COND(tasks.has(p_task)); ProgressDialog::Task t; t.vb = memnew(VBoxContainer); |