git mv Code\Sandbox\Editor Code/Editor

Signed-off-by: Esteban Papp <81431996+amznestebanpapp@users.noreply.github.com>
2021-06-29 12:41:59 -07:00
parent 9f0bbf3b74
commit e34e36cb35
1415 changed files with 0 additions and 0 deletions
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+/*
+ * Copyright (c) Contributors to the Open 3D Engine Project
+ * 
+ * SPDX-License-Identifier: Apache-2.0 OR MIT
+ *
+ */
+#pragma once
+
+#include <AzCore/Debug/TraceMessageBus.h>
+
+namespace SandboxEditor
+{
+    /// Class to display errors during startup.
+    /// This is a system lifted from CryEdit.cpp and made thread safe.
+    /// It existed to handle errors that occur during editor startup, before
+    /// the regular error handler is loaded and available.
+    class StartupTraceHandler
+        : public AZ::Debug::TraceMessageBus::Handler
+    {
+    public:
+        StartupTraceHandler();
+        ~StartupTraceHandler();
+
+        //////////////////////////////////////////////////////////////////////
+        // AZ::Debug::TraceMessageBus::Handler overrides
+        //////////////////////////////////////////////////////////////////////
+        bool OnPreAssert(const char* fileName, int line, const char* func, const char* message) override;
+        bool OnException(const char* message) override;
+        bool OnPreError(const char* window, const char* fileName, int line, const char* func, const char* message) override;
+        bool OnPreWarning(const char* window, const char* fileName, int line, const char* func, const char* message) override;
+        
+        //////////////////////////////////////////////////////////////////////
+        // Public interface
+        //////////////////////////////////////////////////////////////////////
+        //! Tells the trace handler to start collecting messages, instead of displaying them as they occur.
+        //! Connects to the message bus to make sure collection can occur.
+        void StartCollection();
+        //! Ends collection, and displays all collected messages in one dialog.
+        void EndCollectionAndShowCollectedErrors();
+        //! @return if any errors occured during level load.
+        bool HasAnyErrors() const { return m_errors.size() > 0; }
+
+        //! Connects the trace handler to the trace message bus.
+        void ConnectToMessageBus();
+        //! Disconnects the trace handler from the trace message bus.
+        void DisconnectFromMessageBus();
+
+        //! @return if the trace handler is connected to the message bus.
+        bool IsConnectedToMessageBus() const;
+
+        //! Sets whether to display the error window or not
+        void SetShowWindow(bool showWindow) { m_showWindow = showWindow; }
+
+    private:
+
+        /// The display behavior for messages.
+        /// Some, like warnings, are only showed in a shared message dialog.
+        /// Others, like Exceptions, are likely fatal and need to be displayed immediately. The program
+        /// state after a fatal error may not be recoverable, so these messages can't be collected
+        /// to be displayed later.
+        enum class MessageDisplayBehavior
+        {
+            AlwaysShow,             ///< Always show this message, when collecting or not collecting messages.
+            ShowWhenNotCollecting,  ///< Only show this message when collecting is not active, otherwise 
+                                    ///< the collection system will show this later.
+            OnlyCollect,            ///< Only collect this message, don't show it if not collecting.
+        };
+
+        // Returns whether or not the message was handled
+        bool OnMessage(
+            const char *message,
+            AZStd::list<QString>* messageList,
+            MessageDisplayBehavior messageDisplayBehavior);
+
+        void ShowMessageBox(const QString& message);
+
+        mutable AZStd::recursive_mutex m_mutex; ///< Messages can come in from multiple threads, so use a mutex to lock things when necessary.
+
+        AZStd::list<QString> m_errors; ///< The list of errors that occured while collecting.
+        AZStd::list<QString> m_warnings; ///< The list of warnings that occured while collecting.
+        bool m_isCollecting = false; ///< Tracks if the trace handler is collecting messages or displaying them as they occur.
+        bool m_showWindow = true; ///< Whether it should display the window
+
+        ///< The list of messages that occured on a thread that can't display a Qt popup.
+        ///< These are intended for 1 at a time popups.
+        AZStd::list<QString> m_mainThreadMessages;
+
+    };
+}