Added failed status bar to indicate if a progress has failed.

Source/Editor/Modules/ProgressReportingModule.cs

@@ -96,6 +96,7 @@ namespace FlaxEditor.Modules
             handler.ProgressStart += HandlerOnProgressStart;
             handler.ProgressChanged += HandlerOnProgressChanged;
             handler.ProgressEnd += HandlerOnProgressEnd;
+            handler.ProgressFailed += HandlerOnProgressFail;
         }
 
         /// <summary>
@@ -113,6 +114,7 @@ namespace FlaxEditor.Modules
             handler.ProgressStart -= HandlerOnProgressStart;
             handler.ProgressChanged -= HandlerOnProgressChanged;
             handler.ProgressEnd -= HandlerOnProgressEnd;
+            handler.ProgressFailed -= HandlerOnProgressFail;
         }
 
         private void UpdateProgress()
@@ -150,5 +152,10 @@ namespace FlaxEditor.Modules
                 Editor.Windows.FlashMainWindow();
             }
         }
+
+        private void HandlerOnProgressFail(ProgressHandler handler)
+        {
+            Editor.UI.ProgressFailed();
+        }
     }
 }

Source/Editor/Modules/UIModule.cs

@@ -31,6 +31,7 @@ namespace FlaxEditor.Modules
     {
         private Label _progressLabel;
         private ProgressBar _progressBar;
+        private Button _outputLogButton;
         private List<KeyValuePair<string, DateTime>> _statusMessages;
         private ContentStats _contentStats;
 
@@ -303,7 +304,25 @@ namespace FlaxEditor.Modules
             if (_progressLabel != null)
                 _progressLabel.Text = text;
             if (_progressBar != null)
+            {
+                if (_outputLogButton.Visible)
+                {
+                    _progressBar.BarColor = Style.Current.ProgressNormal;
+                    var scale = _progressBar.SmoothingScale;
+                    _progressBar.SmoothingScale = 0;
+                    _progressBar.Value = 0;
+                    _progressBar.SmoothingScale = scale;
+                    _outputLogButton.Visible = false;
+                }
                 _progressBar.Value = progress * 100.0f;
+            }
+        }
+
+        internal void ProgressFailed()
+        {
+            _progressBar.BarColor = Color.Red;
+            _progressLabel.Text = "Failed";
+            _outputLogButton.Visible = true;
         }
 
         /// <inheritdoc />
@@ -600,6 +619,32 @@ namespace FlaxEditor.Modules
                 Parent = progressPanel,
                 Offsets = new Margin(-progressBarWidth - progressBarRightMargin, progressBarWidth, progressBarHeight * -0.5f, progressBarHeight),
             };
+            _outputLogButton = new Button()
+            {
+                AnchorPreset = AnchorPresets.TopLeft,
+                Parent = _progressBar,
+                Visible = false,
+                Text = "Output Log",
+                TooltipText = "Opens or shows the output log window.",
+                BackgroundColor = Color.Transparent,
+                BorderColor = Color.Transparent,
+                BackgroundColorHighlighted = Color.Transparent,
+                BackgroundColorSelected = Color.Transparent,
+                BorderColorHighlighted = Color.Transparent,
+                BorderColorSelected = Color.Transparent,
+            };
+            _outputLogButton.LocalY -= 2;
+            var defaultTextColor = _outputLogButton.TextColor;
+            _outputLogButton.HoverBegin += () => _outputLogButton.TextColor = Style.Current.BackgroundSelected;
+            _outputLogButton.HoverEnd += () => _outputLogButton.TextColor = defaultTextColor;
+            _outputLogButton.Clicked += () =>
+            {
+                Editor.Windows.OutputLogWin.FocusOrShow();
+                //_progressBar.BarColor = Style.Current.ProgressNormal;
+                //_progressBar.Value = 0;
+                //ProgressVisible = false;
+                //_outputLogButton.Visible = false;
+            };
             _progressLabel = new Label
             {
                 HorizontalAlignment = TextAlignment.Far,

Source/Editor/Progress/Handlers/CompileScriptsProgress.cs

@@ -21,7 +21,7 @@ namespace FlaxEditor.Progress.Handlers
             // Link for events
             ScriptsBuilder.CompilationBegin += OnStart;
             ScriptsBuilder.CompilationSuccess += OnEnd;
-            ScriptsBuilder.CompilationFailed += OnEnd;
+            ScriptsBuilder.CompilationFailed += OnFail;
             ScriptsBuilder.CompilationStarted += () => OnUpdate(0.2f, "Compiling scripts...");
             ScriptsBuilder.ScriptsReloadCalled += () => OnUpdate(0.8f, "Reloading scripts...");
             ScriptsBuilder.ScriptsReloadBegin += OnScriptsReloadBegin;

Source/Editor/Progress/ProgressHandler.cs

@@ -51,6 +51,11 @@ namespace FlaxEditor.Progress
         /// </summary>
         public event ProgressDelegate ProgressEnd;
 
+        /// <summary>
+        /// Occurs when the progress fails
+        /// </summary>
+        public event ProgressDelegate ProgressFailed;
+
         /// <summary>
         /// Gets a value indicating whether this handler action can be cancelled.
         /// </summary>
@@ -109,5 +114,19 @@ namespace FlaxEditor.Progress
             ProgressChanged?.Invoke(this);
             ProgressEnd?.Invoke(this);
         }
+
+        /// <summary>
+        /// Called when progress action fails
+        /// </summary>
+        protected virtual void OnFail()
+        {
+            if (!_isActive)
+                throw new InvalidOperationException("Already ended.");
+            
+            _isActive = false;
+            _progress = 0;
+            _infoText = string.Empty;
+            ProgressFailed?.Invoke(this);
+        }
     }
 }