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GoalBook - A Hybrid Smart Client

, 25 Sep 2009
A WPF hybrid smart client that synchronises your goals with the Toodledo online To-do service.
GoalBook.zip
GoalBook
Dependencies
CAG WPF 2
Microsoft.Practices.Composite.dll
Microsoft.Practices.Composite.Presentation.dll
Microsoft.Practices.Composite.UnityExtensions.dll
Microsoft.Practices.ObjectBuilder2.dll
Microsoft.Practices.ServiceLocation.dll
Microsoft.Practices.Unity.dll
vssver2.scc
CSLA
Csla.dll
Csla.XmlSerializers.dll
vssver2.scc
Infragistics
Infragistics3.Wpf.DataPresenter.v9.1.Express.dll
Infragistics3.Wpf.Editors.v9.1.Express.dll
Infragistics3.Wpf.v9.1.Express.dll
vssver2.scc
WPFToolkit
vssver2.scc
WPFToolkit.dll
GoalBook.Controls
CheckedList
vssver2.scc
Properties
vssver2.scc
vssver2.scc
GoalBook.Goals
GoalBook.Goals.csproj.user
Properties
vssver2.scc
Views
vssver2.scc
vssver2.scc
GoalBook.Infrastructure
Comparers
vssver2.scc
Constants
vssver2.scc
Controls
Converters
vssver2.scc
Enums
vssver2.scc
Events
vssver2.scc
GoalBook.Infrastructure.csproj.user
Helpers
vssver2.scc
Interfaces
vssver2.scc
ObjectModel
vssver2.scc
Printing
vssver2.scc
Properties
vssver2.scc
vssver2.scc
GoalBook.Notes
GoalBook.Notes.csproj.user
Properties
vssver2.scc
Resources
arrow_redo.png
arrow_undo.png
cut.png
page_copy.png
paste_plain.png
text_bold.png
text_indent.png
text_indent_remove.png
text_italic.png
text_list_bullets.png
text_list_numbers.png
vssver2.scc
world_link.png
Views
vssver2.scc
vssver2.scc
GoalBook.Public
Encryption
vssver2.scc
HtmlConverter
vssver2.scc
HtmlParser
vssver2.scc
Misc
vssver2.scc
Properties
vssver2.scc
vssver2.scc
GoalBook.Shell
App.ico
Commands
vssver2.scc
GoalBook.Shell.csproj.user
Journal.ico
Journal48.ico
Misc
vssver2.scc
Modules
vssver2.scc
Properties
licenses.licx
vssver2.scc
Resources
arrow_refresh.png
arrow_undo.png
checked.gif
cross.png
disk.png
email.png
erase.png
error.png
exclamation.png
flag_red.png
group.png
help.png
information.png
magnifier.png
page_red.png
pencil.png
printer.png
user.png
vssver2.scc
Wave.jpg
world.png
world_link.png
Services
vssver2.scc
Splash.png
Views
vssver2.scc
vssver2.scc
Windows
vssver2.scc
GoalBook.snk
GoalBook.Synchronisation
Events
vssver2.scc
Properties
vssver2.scc
ToodleDo
vssver2.scc
vssver2.scc
GoalBook.Tasks
Controls
vssver2.scc
Properties
vssver2.scc
Views
vssver2.scc
vssver2.scc
vssver2.scc
//===============================================================================
// Goal Book.
// Copyright © 2009 Mark Brownsword. 
//===============================================================================

#region Using Statements
using System;
using System.ComponentModel;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Media.Imaging;
using GoalBook.Infrastructure;
using GoalBook.Infrastructure.Enums;
using GoalBook.Shell.Misc;
using GoalBook.Shell.Services;
using System.Windows.Media;
#endregion

namespace GoalBook.Shell.Windows
{
    /// <summary>
    /// Main Window for the GoalBook Application. Uses the Microsoft 
    /// Patterns & Practices Composite Application Library for WPF to host modules.
    /// </summary>
    public partial class Main : Window, IShellView
    {
        #region Constants and Enums
        #endregion

        #region Inner Classes and Structures
        #endregion

        #region Delegates and Events

        #region CanClose Event
        /// <summary>
        /// CanClose EventHandler.
        /// </summary>
        public event CancelEventHandler CanClose;
        /// <summary>
        /// Raise the CanClose event.
        /// </summary>        
        private bool OnCanClose()
        {
            CancelEventHandler canClose = CanClose;
            if (canClose != null)
            {
                CancelEventArgs args = new CancelEventArgs();
                canClose(this, args);

                return !args.Cancel;
            }

            return true;
        }
        #endregion

        #region SaveChanges
        /// <summary>
        /// SaveChanges EventHandler.
        /// </summary>
        public event EventHandler SaveChanges;
        /// <summary>
        /// Raise the SaveChanges event.
        /// </summary>        
        private void OnSaveChanges()
        {
            EventHandler saveChanges = SaveChanges;
            if (saveChanges != null)
            {
                EventArgs args = new EventArgs();
                saveChanges(this, args);                
            }
        }
        #endregion

        #endregion

        #region Instance and Shared Fields
        private ApplicationSettings _settings;        
        #endregion

        #region Constructors
        /// <summary>
        /// Constructor.
        /// </summary>
        public Main()
        {
            InitializeComponent();

            //Set the image for synchronisation statusbar item.
            statusBarSyncImage.Source = new BitmapImage(new Uri(Infrastructure.Constants.MenuConstants.MENU_SYNCHRONISE_IMAGE_URI));
        }        
        #endregion

        #region Properties
        /// <summary>
        /// Gets or sets ActiveModule.
        /// </summary>
        public string ActiveModule { get; set; }
        #endregion

        #region Private and Protected Methods
        /// <summary>
        /// Get Parent Menu.
        /// </summary>        
        private MenuItem GetParentMenu(ParentMenuType parentMenuType)
        {
            switch (parentMenuType)
            {
                case ParentMenuType.Module:
                    return menuModule;
                case ParentMenuType.New:
                    return menuNew;
                case ParentMenuType.Edit:
                    break;
                case ParentMenuType.View:
                    break;
                case ParentMenuType.Go:
                    return menuGo;
                case ParentMenuType.Tools:
                    break;
                case ParentMenuType.Help:
                    break;
                default:
                    break;
            }
            return null;
        }
        /// <summary>
        /// Get Menu Index.
        /// </summary>        
        private int GetMenuIndex(int? index)
        {
            return index ?? 0;
        }
        /// <summary>
        /// Get Input Gesture Text.
        /// </summary>        
        private string GetInputGestureText(KeyGesture keyGesture)
        {
            if (keyGesture == null) { return string.Empty; }

            return keyGesture.DisplayString;
        }
        /// <summary>
        /// Get Image.
        /// </summary>        
        private Image GetImage(Uri uri)
        {
            Image image = new Image();
            image.Height = image.Width = 16;
            image.Source = new BitmapImage(uri);

            return image;
        }
        /// <summary>
        /// Check Children. Determine if the specified menuitem is associated with 
        /// the current keystroke.
        /// </summary>        
        private MenuItem CheckChildren(MenuItem menuItem, ModifierKeys modifiers, Key key)
        {
            foreach (object itemObject in menuItem.Items)
            {
                MenuItem item = null;
                if ((item = itemObject as MenuItem) != null)
                {                    
                    if (item.Items.Count > 0)
                    {
                        //Drill down a level (i.e. execute recursively) when the 
                        //menu item has children, so only bottom level menu items
                        //will be have their CommandInfo.KeyInputGesture data checked.
                        MenuItem childItem = null;
                        if ((childItem = CheckChildren(item, modifiers, key)) != null)
                        {
                            return childItem;
                        }
                    }
                    else
                    {
                        CommandInfo info = null;
                        if ((info = (item.CommandParameter as CommandInfo)) != null)
                        {
                            if (info.KeyInputGesture == null) { continue; }
                            if (info.KeyInputGesture.Modifiers == modifiers &&
                                info.KeyInputGesture.Key == key)
                            {
                                return item;
                            }
                        }
                    }
                }
            }

            return null;
        }
        /// <summary>
        /// Add item to Menu.
        /// </summary>        
        private MenuItem AddMenuItem<T>(T menu, int index, MenuItem item) where T : MenuItem
        {
            if (!menu.Items.Contains(item)) 
            { 
                menu.Items.Insert(index, item);

                if (item.Header.ToString() == this.ActiveModule)
                {
                    item.Command.Execute(item.CommandParameter);
                }

                return item;
            }
            
            return null;            
        }
        /// <summary>
        /// Remove item from Menu.
        /// </summary>        
        private void RemoveMenuItem<T>(T menu, MenuItem item) where T : MenuItem
        {
            if (menu.Items.Contains(item)) { menu.Items.Remove(item); }
        }
        #endregion

        #region Public and internal Methods
        #endregion

        #region Event Handlers
        /// <summary>
        /// Handle Window_KeyUp event. Inspect the menu items to determine
        /// if their shortcut key has been pressed.
        /// </summary>        
        private void Window_KeyUp(object sender, KeyEventArgs e)
        {
            MenuItem foundItem;
            foreach (MenuItem item in mainMenu.Items)
            {
                if (item.Visibility != Visibility.Visible) { continue; }
                if ((foundItem = CheckChildren(item, e.KeyboardDevice.Modifiers, e.Key)) != null)
                {
                    if (foundItem.Command.CanExecute(foundItem.CommandParameter))
                    {
                        foundItem.Command.Execute(foundItem.CommandParameter);
                        e.Handled = true;
                    }
                    break; //Exit foreach.
                }
            }
        }

        /// <summary>
        /// Handle Window_Closing event.
        /// </summary>        
        private void Window_Closing(object sender, CancelEventArgs e)
        {
            if (OnCanClose())
            {
                _settings.Top = this.RestoreBounds.Top;
                _settings.Left = this.RestoreBounds.Left;
                _settings.Height = this.RestoreBounds.Height;
                _settings.Width = this.RestoreBounds.Width;
                _settings.WindowState = this.WindowState;
                _settings.StartUpModule = this.ActiveModule;
                _settings.ActionPaneExpanded = this.actionPaneExpander.IsExpanded;
            }
            else
            {
                e.Cancel = true;
            }            
        }

        /// <summary>
        /// Handle ToolBar_Loaded event.
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void ToolBar_Loaded(object sender, RoutedEventArgs e) 
        { 
            ToolBar toolBar = sender as ToolBar; var overflowGrid = toolBar.Template.FindName("OverflowGrid", toolBar) as FrameworkElement; 
            if (overflowGrid != null) { overflowGrid.Visibility = Visibility.Collapsed; } 
        }

        /// <summary>
        /// Handle Expander_Changed event.
        /// </summary>
        /// <param name="sender">sender parameter</param>
        /// <param name="e">RoutedEventArgs parameter</param>
        private void Expander_Changed(object sender, RoutedEventArgs e)
        {
            actionPaneColumn.Width = new GridLength(actionPaneExpander.IsExpanded ? 200 : 30, GridUnitType.Pixel);

            if (actionPaneGridWrapper != null)
            {
                actionPaneGridWrapper.Background = actionPaneExpander.IsExpanded ? Brushes.Transparent : Brushes.White;                
            }
            
            if (actionPaneGrid != null)
            {
                actionPaneGrid.Visibility = Visibility.Hidden;
                actionPaneGrid.Visibility = actionPaneExpander.IsExpanded ? Visibility.Visible : Visibility.Hidden;
                actionPaneExpander.ToolTip = actionPaneExpander.IsExpanded ? Properties.Resources.HideExpanderToolTip : Properties.Resources.ShowExpanderToolTip;
            }
        }
        #endregion

        #region Base Class Overrides
        #endregion

        #region IShellView Members
        /// <summary>
        /// ExitView.
        /// </summary>
        public void ExitView()
        {
            Application.Current.Shutdown();
        }
        /// <summary>
        /// ShowView.
        /// </summary>
        public void ShowView()
        {
            if (menuGo.Items.Count > 1) { menuGo.Visibility = Visibility.Visible; }
            this.Show();
        }        
        /// <summary>
        /// DisplayModuleInfo.
        /// </summary>        
        public void DisplayModuleInfo(string name, Uri imageUri)
        {
            // ShowStatusMessage(string.Format("Module '{0}' loaded.", name));
            viewTitle.Text = name;
            viewImage.Source = GetImage(imageUri).Source;
        }
        /// <summary>
        /// InitialiseSettings.
        /// </summary>        
        public void InitialiseSettings(ApplicationSettings settings)
        {
            _settings = settings;
            
            this.Top = _settings.Top;
            this.Left = _settings.Left;
            this.Height = _settings.Height;
            this.Width = _settings.Width;
            this.WindowState = _settings.WindowState;
            this.ActiveModule = _settings.StartUpModule;
            this.actionPaneExpander.IsExpanded = _settings.ActionPaneExpanded;
        }        
        /// <summary>
        /// Add Module MenuItem.
        /// </summary>        
        public MenuItem AddMenuItem(MenuInfo info)
        {
            MenuItem parent = GetParentMenu(info.MenuCommandInfo.ParentMenu);
            MenuItem menuItem = new MenuItem();

            menuItem.CommandParameter = info.MenuCommandInfo;
            menuItem.Command = info.MenuDelegateCommand;                    
            menuItem.Header = info.MenuCommandInfo.Title;
            menuItem.Icon = GetImage(info.MenuCommandInfo.IconUri);
            menuItem.InputGestureText = GetInputGestureText(info.MenuCommandInfo.KeyInputGesture);

            return AddMenuItem(parent, GetMenuIndex(info.MenuCommandInfo.Index), menuItem);            
        }        
        /// <summary>
        /// Remove Module MenuItem.
        /// </summary>        
        public void RemoveMenuItem(MenuItem menuItem, ParentMenuType parentMenu)
        {
            MenuItem parent = GetParentMenu(parentMenu);
            RemoveMenuItem(parent, menuItem);
        }
        /// <summary>
        /// Show Status Messages.
        /// </summary>        
        public void ShowStatusMessage(string message)
        {            
            statusBarItemMessage.Content = message;            
        }
        /// <summary>
        /// Show StatusSyncImage when synchronisationis pending.
        /// </summary>
        /// <param name="visible"></param>
        public void ShowStatusSyncImage(bool visible)
        {
            statusBarSyncImage.Visibility = visible ? Visibility.Visible : Visibility.Hidden;
        }        
        #endregion        
    }
}

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About the Author

Mark Brownsword
Software Developer (Senior)
Australia Australia
I've been working as a software developer since 2000 and hold a Bachelor of Business degree from The Open Polytechnic of New Zealand. Computers are for people and I aim to build applications for people that they would want to use.

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