Merge remote-tracking branch 'upstream/next' into rkapka-master

RetailCoder.VBE/AppMenu.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Threading;
+using NLog;
 using Rubberduck.Parsing;
 using Rubberduck.Parsing.VBA;
 using Rubberduck.UI;
@@ -17,6 +19,8 @@ public class AppMenu : IAppMenu, IDisposable
         private readonly ISelectionChangeService _selectionService;
         private readonly RubberduckCommandBar _stateBar;
 
+        private static readonly Logger _logger = LogManager.GetCurrentClassLogger();
+
         public AppMenu(IEnumerable<IParentMenuItem> menus, IParseCoordinator parser, ISelectionChangeService selectionService, RubberduckCommandBar stateBar)
         {
             _menus = menus.ToList();
@@ -77,7 +81,13 @@ private void RemoveMenus()
         {
             foreach (var menu in _menus.Where(menu => menu.Item != null))
             {
+                _logger.Debug($"Starting removal of top-level menu {menu.GetType()}.");
                 menu.RemoveMenu();
+                //We do this here and not in the menu items because we only want to dispose of/release the parents of the top level parent menus.
+                //The parents further down get disposed of/released as part of the remove chain.
+                _logger.Trace($"Removing parent menu of top-level menu {menu.GetType()}.");
+                menu.Parent.Dispose();
+                menu.Parent = null;
             }
         }
     }

RetailCoder.VBE/Common/RubberduckHooks.cs

@@ -147,7 +147,6 @@ public override int SubClassProc(IntPtr hWnd, IntPtr msg, IntPtr wParam, IntPtr
                     break;
                 case WM.CLOSE:
                 case WM.DESTROY:
-                case WM.RUBBERDUCK_SINKING:
                     Detach();
                     break;
             }
@@ -172,5 +171,14 @@ private bool HandleHotkeyMessage(IntPtr wParam)
             }
             return processed;
         }
+
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing)
+            {
+                Detach();
+            }
+            base.Dispose(disposing);
+        }
     }
 }

RetailCoder.VBE/Extension.cs

@@ -18,8 +18,6 @@
 using Rubberduck.SettingsProvider;
 using Rubberduck.VBEditor.Events;
 using Rubberduck.VBEditor.SafeComWrappers.Abstract;
-using Rubberduck.VBEditor.WindowsApi;
-using User32 = Rubberduck.Common.WinAPI.User32;
 using Windows = Rubberduck.VBEditor.SafeComWrappers.VBA.Windows;
 
 namespace Rubberduck
@@ -75,6 +73,7 @@ public void OnConnection(object Application, ext_ConnectMode ConnectMode, object
                         // normal execution path - don't initialize just yet, wait for OnStartupComplete to be called by the host.
                         break;
                     case ext_ConnectMode.ext_cm_AfterStartup:
+                        _isBeginShutdownExecuted = false;   //When we reconnect after having been unloaded, the variable might no longer have its initial value.
                         InitializeAddIn();
                         break;
                 }
@@ -245,9 +244,6 @@ private void ShutdownAddIn()
                 _logger.Log(LogLevel.Trace, "Unhooking VBENativeServices events...");
                 VBENativeServices.UnhookEvents();
 
-                _logger.Log(LogLevel.Trace, "Broadcasting shutdown...");
-                User32.EnumChildWindows(_ide.MainWindow.Handle(), EnumCallback, new IntPtr(0));
-
                 _logger.Log(LogLevel.Trace, "Releasing dockable hosts...");
                 Windows.ReleaseDockableHosts();
 
@@ -265,6 +261,20 @@ private void ShutdownAddIn()
                     _container = null;
                 }
 
+                if (_addin != null)
+                {
+                    _logger.Log(LogLevel.Trace, "Disposing AddIn wrapper...");
+                    _addin.Dispose();
+                    _addin = null;
+                }
+
+                if (_ide != null)
+                {
+                    _logger.Log(LogLevel.Trace, "Disposing VBE wrapper...");
+                    _ide.Dispose();
+                    _ide = null;
+                }
+
                 _isInitialized = false;
                 _logger.Log(LogLevel.Info, "No exceptions were thrown.");
             }
@@ -287,11 +297,5 @@ private void ShutdownAddIn()
                 _isInitialized = false;
             }
         }
-
-        private static int EnumCallback(IntPtr hwnd, IntPtr lparam)
-        {
-            User32.SendMessage(hwnd, WM.RUBBERDUCK_SINKING, IntPtr.Zero, IntPtr.Zero);
-            return 1;
-        }
     }
 }

RetailCoder.VBE/Navigation/RegexSearchReplace/RegexSearchReplace.cs

@@ -167,16 +167,27 @@ private List<RegexSearchResult> SearchCurrentProject(string searchPattern)
         private List<RegexSearchResult> SearchOpenProjects(string searchPattern)
         {
             var results = new List<RegexSearchResult>();
-            var projects = _vbe.VBProjects;
+            using (var projects = _vbe.VBProjects)
             {
-                var modules = projects
-                    .Where(project => project.Protection == ProjectProtection.Unprotected)
-                    .SelectMany(project => project.VBComponents)
-                    .Select(component => component.CodeModule);
-
-                foreach (var module in modules)
+                foreach (var project in projects)
                 {
-                    results.AddRange(GetResultsFromModule(module, searchPattern));
+                    if (project.Protection == ProjectProtection.Locked)
+                    {
+                        project.Dispose();
+                        continue;
+                    }
+                    using (var components = project.VBComponents)
+                    {
+                        foreach (var component in components)
+                        {
+                            using (var codeModule = component.CodeModule)
+                            {
+                                results.AddRange(GetResultsFromModule(codeModule, searchPattern));
+                            }
+                            component.Dispose();
+                        }
+                    }
+                    project.Dispose();
                 }
 
                 return results;

RetailCoder.VBE/Refactorings/Rename/RenameRefactoring.cs

@@ -451,15 +451,31 @@ private void RenameModule()
         private void RenameProject()
         {
             RequestParseAfterRename = false;
-            var projects = _model.VBE.VBProjects;
-            var project = projects.SingleOrDefault(p => p.ProjectId == _model.Target.ProjectId);
+            var project = ProjectById(_vbe, _model.Target.ProjectId);
 
             if (project != null)
             {
                 project.Name = _model.NewName;
+                project.Dispose();
             }
         }
 
+        private IVBProject ProjectById(IVBE vbe, string projectId)
+        {
+            using (var projects = vbe.VBProjects)
+            {
+                foreach (var project in projects)
+                {
+                    if (project.ProjectId == projectId)
+                    {
+                        return project;
+                    }
+                    project.Dispose();
+                }
+            }
+            return null;
+        }
+
         private void RenameDefinedFormatMembers(IEnumerable<Declaration> members, string underscoreFormat)
         {
             if (!members.Any()) { return; }

RetailCoder.VBE/Root/RubberduckIoCInstaller.cs

@@ -260,9 +260,7 @@ private static void RegisterParseTreeInspections(IWindsorContainer container, As
         private void RegisterRubberduckMenu(IWindsorContainer container)
         {
             const int windowMenuId = 30009;
-            var commandBars = _vbe.CommandBars;
-            var menuBar = commandBars[MenuBar];
-            var controls = menuBar.Controls;
+            var controls = MainCommandBarControls(MenuBar);
             var beforeIndex = FindRubberduckMenuInsertionIndex(controls, windowMenuId);
             var menuItemTypes = RubberduckMenuItems();
             RegisterMenu<RubberduckParentMenu>(container, controls, beforeIndex, menuItemTypes);
@@ -299,24 +297,36 @@ private static int FindRubberduckMenuInsertionIndex(ICommandBarControls controls
         {
             for (var i = 1; i <= controls.Count; i++)
             {
-                var item = controls[i];
-                if (item.IsBuiltIn && item.Id == beforeId)
+                using (var item = controls[i])
                 {
-                    return i;
+                    if (item.IsBuiltIn && item.Id == beforeId)
+                    {
+                        return i;
+                    }
                 }
             }
 
             return controls.Count;
         }
 
+        private ICommandBarControls MainCommandBarControls(int commandBarIndex)
+        {
+            ICommandBarControls controls;
+            using (var commandBars = _vbe.CommandBars)
+            {
+                using (var menuBar = commandBars[commandBarIndex])
+                {
+                    controls = menuBar.Controls;
+                }
+            }
+            return controls;
+        }
+
         private void RegisterCodePaneContextMenu(IWindsorContainer container)
         {
             const int listMembersMenuId = 2529;
-            var commandBars = _vbe.CommandBars;
-            var menuBar = commandBars[CodeWindow];
-            var controls = menuBar.Controls;
-            var beforeControl = controls.FirstOrDefault(control => control.Id == listMembersMenuId);
-            var beforeIndex = beforeControl == null ? 1 : beforeControl.Index;
+            var controls = MainCommandBarControls(CodeWindow);
+            var beforeIndex = FindRubberduckMenuInsertionIndex(controls, listMembersMenuId);
             var menuItemTypes = CodePaneContextMenuItems();
             RegisterMenu<CodePaneContextParentMenu>(container, controls, beforeIndex, menuItemTypes);
         }
@@ -336,11 +346,8 @@ private static Type[] CodePaneContextMenuItems()
         private void RegisterFormDesignerContextMenu(IWindsorContainer container)
         {
             const int viewCodeMenuId = 2558;
-            var commandBars = _vbe.CommandBars;
-            var menuBar = commandBars[MsForms];
-            var controls = menuBar.Controls;
-            var beforeControl = controls.FirstOrDefault(control => control.Id == viewCodeMenuId);
-            var beforeIndex = beforeControl?.Index ?? 1;
+            var controls = MainCommandBarControls(MsForms);
+            var beforeIndex = FindRubberduckMenuInsertionIndex(controls, viewCodeMenuId);
             var menuItemTypes = FormDesignerContextMenuItems();
             RegisterMenu<FormDesignerContextParentMenu>(container, controls, beforeIndex, menuItemTypes);
         }
@@ -357,23 +364,17 @@ private static Type[] FormDesignerContextMenuItems()
         private void RegisterFormDesignerControlContextMenu(IWindsorContainer container)
         {
             const int viewCodeMenuId = 2558;
-            var commandBars = _vbe.CommandBars;
-            var menuBar = commandBars[MsFormsControl];
-            var controls = menuBar.Controls;
-            var beforeControl = controls.FirstOrDefault(control => control.Id == viewCodeMenuId);
-            var beforeIndex = beforeControl?.Index ?? 1;
+            var controls = MainCommandBarControls(MsFormsControl);
+            var beforeIndex = FindRubberduckMenuInsertionIndex(controls, viewCodeMenuId);
             var menuItemTypes = FormDesignerContextMenuItems();
             RegisterMenu<FormDesignerControlContextParentMenu>(container, controls, beforeIndex, menuItemTypes);
         }
 
         private void RegisterProjectExplorerContextMenu(IWindsorContainer container)
         {
             const int projectPropertiesMenuId = 2578;
-            var commandBars = _vbe.CommandBars;
-            var menuBar = commandBars[ProjectWindow];
-            var controls = menuBar.Controls;
-            var beforeControl = controls.FirstOrDefault(control => control.Id == projectPropertiesMenuId);
-            var beforeIndex = beforeControl?.Index ?? 1;
+            var controls = MainCommandBarControls(ProjectWindow);
+            var beforeIndex = FindRubberduckMenuInsertionIndex(controls, projectPropertiesMenuId);
             var menuItemTypes = ProjectWindowContextMenuItems();
             RegisterMenu<ProjectWindowContextParentMenu>(container, controls, beforeIndex, menuItemTypes);
         }

RetailCoder.VBE/UI/CodeExplorer/Commands/AddComponentCommand.cs

@@ -20,7 +20,7 @@ public bool CanAddComponent(CodeExplorerItemViewModel parameter)
         {
             try
             {
-                return GetDeclaration(parameter) != null || _vbe.VBProjects.Count == 1;
+                return GetDeclaration(parameter) != null || _vbe.ProjectsCount == 1;
             }
             catch (COMException)
             {

RetailCoder.VBE/UI/CodeExplorer/Commands/AddTestModuleCommand.cs

@@ -23,7 +23,7 @@ protected override bool EvaluateCanExecute(object parameter)
         {
             try
             {
-                return GetDeclaration(parameter) != null || _vbe.VBProjects.Count == 1;
+                return GetDeclaration(parameter) != null || _vbe.ProjectsCount == 1;
             }
             catch (COMException)
             {

RetailCoder.VBE/UI/CodeExplorer/Commands/ImportCommand.cs

@@ -31,39 +31,70 @@ public ImportCommand(IVBE vbe, IOpenFileDialog openFileDialog) : base(LogManager
 
         protected override bool EvaluateCanExecute(object parameter)
         {
-            return parameter != null || _vbe.VBProjects.Count == 1 || _vbe.ActiveVBProject != null;
+            return parameter != null || _vbe.ProjectsCount == 1 || ThereIsAValidActiveProject();
+        }
+
+        private bool ThereIsAValidActiveProject()
+        {
+            using (var activeProject = _vbe.ActiveVBProject)
+            {
+                return activeProject != null;
+            }
         }
 
         protected override void OnExecute(object parameter)
         {
-            var project = GetNodeProject(parameter as CodeExplorerItemViewModel) ?? _vbe.ActiveVBProject;
+            var usingFreshProjectWrapper = false;
+
+            var project = GetNodeProject(parameter as CodeExplorerItemViewModel);
 
             if (project == null)
             {
-                if (_vbe.VBProjects.Count == 1)
+                if (_vbe.ProjectsCount == 1)
                 {
-                    project = _vbe.VBProjects[1];
+                    usingFreshProjectWrapper = true;
+                    using (var projects = _vbe.VBProjects)
+                    {
+                        project = projects[1];
+                    }
                 }
-                else if (_vbe.ActiveVBProject != null)
+                else if (ThereIsAValidActiveProject())
                 {
+                    usingFreshProjectWrapper = true;
                     project = _vbe.ActiveVBProject;
                 }
             }
 
             if (project == null || _openFileDialog.ShowDialog() != DialogResult.OK)
             {
+                if (usingFreshProjectWrapper)
+                {
+                    project?.Dispose();
+                }
                 return;
             }
 
             var fileExts = _openFileDialog.FileNames.Select(s => s.Split('.').Last());
             if (fileExts.Any(fileExt => !new[] {"bas", "cls", "frm"}.Contains(fileExt)))
             {
+                if (usingFreshProjectWrapper)
+                {
+                    project.Dispose();
+                }
                 return;
             }
 
             foreach (var filename in _openFileDialog.FileNames)
             {
-                project.VBComponents.Import(filename);
+                using (var components = project.VBComponents)
+                {
+                    components.Import(filename);
+                }
+            }
+
+            if (usingFreshProjectWrapper)
+            {
+                project.Dispose();
             }
         }