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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
// <copyright file="TasksView.xaml.cs" company="GoalBook"> 
//    Copyright © 2009 Mark Brownsword. All rights reserved.
//    This source code and supporting files are licensed under The Code Project  
//    Open License (CPOL) as detailed at http://www.codeproject.com/info/cpol10.aspx. 
// </copyright> 
namespace GoalBook.Tasks.Views
{
    #region Using Statements
    using System;
    using System.Windows;
    using System.Windows.Controls;
    using System.Windows.Input;
    using GoalBook.Infrastructure.Comparers;
    using GoalBook.Infrastructure.Enums;
    using GoalBook.Infrastructure.Events;
    using GoalBook.Infrastructure.Interfaces;
    using GoalBook.Infrastructure.ObjectModel;
    using Infragistics.Windows.DataPresenter;
    using Infragistics.Windows.DataPresenter.Events;
    using Microsoft.Practices.Composite;
    #endregion

    /// <summary>
    /// Interaction logic for TasksView.xaml
    /// </summary>
    public partial class TasksView : UserControl, IView, IActiveAware
    {
        #region Constants and Enums
        /// <summary>
        /// Declaration for IPersistenceService.
        /// </summary>
        private readonly IPersistenceService persistenceService;
        #endregion

        #region Instance and Shared Fields
        /// <summary>
        /// Declaration for isActive.
        /// </summary>
        private bool isActive;

        /// <summary>
        /// Declaration for isFirstload.
        /// </summary>
        private bool isFirstload;
        #endregion

        #region Constructors
        /// <summary>
        /// Initializes a new instance of the TasksView class.
        /// </summary>
        /// <param name="persistenceService">persistenceService parameter</param>        
        public TasksView(IPersistenceService persistenceService)
        {
            InitializeComponent();

            // Initialise service references.
            this.persistenceService = persistenceService;

            // Set FirstLoad.
            this.isFirstload = true;

            // Initialise the comparers for Folder field. A custom comparison is required because each 
            // Folder instance has an 'order' field that indicates the users preferred sort order for folders.                    
            foreach (Field field in this.xamDataGridTasks.FieldLayouts[0].Fields)
            {
                if (field.Label != null && field.Label.ToString() == Properties.Resources.LabelFolder)
                {
                    field.Settings.SortComparer = new FolderComparer(persistenceService.Folders);
                    field.Settings.GroupByComparer = new GroupedFolderComparer(persistenceService.Folders);
                    break;
                }
            }
        }
        #endregion

        #region Delegates and Events
        /// <summary>
        /// Declaration for TaskSelected.
        /// </summary>
        public event EventHandler TaskSelected;

        /// <summary>
        /// Declaration for IsActiveChanged.
        /// </summary>
        public event EventHandler IsActiveChanged;

        /// <summary>
        /// Declaration for Activated.
        /// </summary>
        public event EventHandler Activated;

        /// <summary>
        /// Declaration for EditActionInitiated.
        /// </summary>
        public event EditActionEventHandler EditActionInitiated;
        #endregion

        #region Properties
        /// <summary>
        /// Gets or sets a value indicating whether IsActive. Note that Global Commands get
        /// their IsActive property set here.
        /// </summary>
        public bool IsActive
        {
            get
            {
                return this.isActive;
            }

            set
            {
                if (this.isActive != value)
                {
                    this.isActive = value;
                    this.OnIsActiveChanged();
                }
            }
        }

        /// <summary>
        /// Gets count of Selected Tasks.
        /// </summary>        
        public int SelectedTasksCount
        {
            get
            {
                return xamDataGridTasks.SelectedItems.Records.Count;
            }
        }

        /// <summary>
        /// Gets selected Tasks.
        /// </summary>        
        public SelectedRecordCollection SelectedTasks
        {
            get
            {
                return xamDataGridTasks.SelectedItems.Records;
            }
        }
        #endregion

        #region Public and internal Methods
        /// <summary>
        /// Activate the module.
        /// </summary>
        public void Activate()
        {
            Mouse.SetCursor(Cursors.Wait);
            try
            {
                this.OnActivated();
            }
            finally
            {
                Mouse.UpdateCursor();
            }
        }

        /// <summary>
        /// Refresh Sort Position.
        /// </summary>
        /// <param name="activeOnly">Flag indicating if only active record needs refreshing</param>
        public void RefreshSortPosition(bool activeOnly)
        {
            if (activeOnly)
            {
                if (xamDataGridTasks.ActiveRecord == null)
                {
                    return;
                }

                xamDataGridTasks.ActiveRecord.RefreshSortPosition();
            }
            else
            {
                xamDataGridTasks.Records.RefreshSort();
            }
        }

        /// <summary>
        /// Determine if module CanClose.
        /// </summary> 
        /// <returns>True if CanClose</returns>
        public bool CanClose()
        {
            return true;
        }

        /// <summary>
        /// Set Item Active.
        /// </summary>
        /// <param name="task">Task parameter</param>
        public void SetItemActive(Task task)
        {
            if (xamDataGridTasks.Records.Count == 0)
            {
                return;
            }

            foreach (Record record in xamDataGridTasks.Records)
            {
                if (record is DataRecord)
                {
                    DataRecord dataRecord = record as DataRecord;
                    if (dataRecord.DataItem is Task)
                    {
                        if ((dataRecord.DataItem as Task).TaskID == task.TaskID)
                        {
                            xamDataGridTasks.Focus();
                            xamDataGridTasks.ActiveRecord = record;
                            xamDataGridTasks.ActiveRecord.IsSelected = true;
                        }
                    }
                }
            }
        }
        #endregion

        #region Base Class Overrides
        #endregion

        #region Private and Protected Methods        
        /// <summary>
        /// Raise the IsActiveChanged event.
        /// </summary>
        protected virtual void OnIsActiveChanged()
        {
            EventHandler isActiveChangedHandler = this.IsActiveChanged;
            if (isActiveChangedHandler != null)
            {
                isActiveChangedHandler(this, EventArgs.Empty);
            }
        }

        /// <summary>
        /// Raise the Activated event.
        /// </summary>
        private void OnActivated()
        {
            EventHandler activatedHandler = this.Activated;
            if (activatedHandler != null)
            {
                activatedHandler(this, EventArgs.Empty);
            }
        }

        /// <summary>
        /// Raise the EditActionInitiated event.
        /// </summary>
        /// <param name="records">records parameter</param>
        /// <param name="editAction">editAction parameter</param>
        private void OnEditActionInitiated(SelectedRecordCollection records, EditActionType editAction)
        {
            EditActionEventHandler editActionInitiatedHandler = this.EditActionInitiated;
            if (editActionInitiatedHandler != null)
            {
                editActionInitiatedHandler(new EditActionEventArgs(records, editAction));
            }
        }

        /// <summary>
        /// Raise the TaskSelected event.
        /// </summary>
        private void OnTaskSelected()
        {
            EventHandler noteSelectedHandler = this.TaskSelected;
            if (noteSelectedHandler != null)
            {
                noteSelectedHandler(this, EventArgs.Empty);
            }
        }        
        #endregion

        #region Event Handlers
        /// <summary>
        /// Handle UserControl_Loaded event.
        /// </summary>
        /// <param name="sender">sender parameter</param>
        /// <param name="e">RoutedEventArgs parameter</param>
        private void UserControl_Loaded(object sender, RoutedEventArgs e)
        {
            if (xamDataGridTasks.Records.Count > 0 && this.isFirstload)
            {
                xamDataGridTasks.Focus();
                xamDataGridTasks.ActiveRecord = xamDataGridTasks.Records[0];
                xamDataGridTasks.ActiveRecord.IsSelected = true;
                this.isFirstload = false;
            }
        }

        /// <summary>
        /// Handle XamDataGridTasks_RecordsDeleting event.
        /// </summary>
        /// <param name="sender">sender parameter</param>
        /// <param name="e">RecordsDeletingEventArgs parameter</param>
        private void XamDataGridTasks_RecordsDeleting(object sender, RecordsDeletingEventArgs e)
        {
            e.DisplayPromptMessage = false;
            e.Cancel = true;

            // Note: Delete is handled by Delete Command in Presenter class.
        }

        /// <summary>
        /// Handle XamDataGridTasks_SelectedItemsChanged event.
        /// </summary>
        /// <param name="sender">sender parameter</param>
        /// <param name="e">SelectedItemsChangedEventArgs parameter</param>
        private void XamDataGridTasks_SelectedItemsChanged(object sender, SelectedItemsChangedEventArgs e)
        {
            this.OnTaskSelected();
        }

        /// <summary>
        /// Handle XamDataGridTasks_MouseDoubleClick event.
        /// </summary>
        /// <param name="sender">sender parameter</param>
        /// <param name="e">MouseButtonEventArgs parameter</param>
        private void XamDataGridTasks_MouseDoubleClick(object sender, MouseButtonEventArgs e)
        {
            if (xamDataGridTasks.SelectedItems.Records.Count == 0)
            {
                return;
            }

            this.OnEditActionInitiated(xamDataGridTasks.SelectedItems.Records, EditActionType.Edit);
        }

        /// <summary>
        /// Handle XamDataGridTasks_KeyUp event.
        /// </summary>
        /// <param name="sender">sender parameter</param>
        /// <param name="e">KeyEventArgs parameter</param>
        private void XamDataGridTasks_KeyUp(object sender, KeyEventArgs e)
        {
            if (xamDataGridTasks.SelectedItems.Records.Count == 0)
            {
                return;
            }

            if (e.Key == Key.Enter && e.KeyboardDevice.Modifiers == ModifierKeys.None)
            {
                this.OnEditActionInitiated(xamDataGridTasks.SelectedItems.Records, EditActionType.Edit);
            }
        }
        #endregion
    }
}

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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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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