StephaneLenclud@231: using System;
StephaneLenclud@231: using System.Collections.Generic;
StephaneLenclud@231: using System.ComponentModel;
StephaneLenclud@231: using System.Data;
StephaneLenclud@231: using System.Diagnostics;
StephaneLenclud@231: using System.Drawing;
StephaneLenclud@231: using System.Linq;
StephaneLenclud@231: using System.Text;
StephaneLenclud@231: using System.Threading.Tasks;
StephaneLenclud@231: using System.Windows.Forms;
StephaneLenclud@231: using SharpLib.Display;
StephaneLenclud@231: using SharpLib.Ear;
StephaneLenclud@231: using System.Reflection;
StephaneLenclud@231: using Microsoft.VisualBasic.CompilerServices;
StephaneLenclud@231: using SharpLib.Utils;
StephaneLenclud@238: using CodeProject.Dialog;
StephaneLenclud@239: using System.IO;
StephaneLenclud@231: 
StephaneLenclud@231: namespace SharpDisplayManager
StephaneLenclud@231: {
StephaneLenclud@231:     /// <summary>
StephaneLenclud@231:     /// Object edit dialog form.
StephaneLenclud@231:     /// </summary>
StephaneLenclud@239:     public partial class FormEditObject<T> : Form where T: SharpLib.Ear.Object
StephaneLenclud@231:     {
StephaneLenclud@231:         public T Object = null;
StephaneLenclud@231: 
StephaneLenclud@231:         public FormEditObject()
StephaneLenclud@231:         {
StephaneLenclud@231:             InitializeComponent();
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@231:         /// <summary>
StephaneLenclud@231:         /// 
StephaneLenclud@231:         /// </summary>
StephaneLenclud@231:         /// <param name="sender"></param>
StephaneLenclud@231:         /// <param name="e"></param>
StephaneLenclud@231:         private void FormEditAction_Load(object sender, EventArgs e)
StephaneLenclud@231:         {
StephaneLenclud@236:             // Populate registered object types
StephaneLenclud@231:             IEnumerable < Type > types = Reflection.GetConcreteClassesDerivedFrom<T>();
StephaneLenclud@231:             foreach (Type type in types)
StephaneLenclud@231:             {
StephaneLenclud@231:                 ItemObjectType item = new ItemObjectType(type);
StephaneLenclud@231:                 comboBoxActionType.Items.Add(item);
StephaneLenclud@231:             }
StephaneLenclud@231: 
StephaneLenclud@231:             if (Object == null)
StephaneLenclud@231:             {
StephaneLenclud@231:                 // Creating new issue, select our first item
StephaneLenclud@231:                 comboBoxActionType.SelectedIndex = 0;
StephaneLenclud@231:             }
StephaneLenclud@231:             else
StephaneLenclud@231:             {
StephaneLenclud@231:                 // Editing existing object
StephaneLenclud@239:                 // Look up our item in our combobox
StephaneLenclud@231:                 foreach (ItemObjectType item in comboBoxActionType.Items)
StephaneLenclud@231:                 {
StephaneLenclud@231:                     if (item.Type == Object.GetType())
StephaneLenclud@231:                     {
StephaneLenclud@231:                         comboBoxActionType.SelectedItem = item;
StephaneLenclud@231:                     }
StephaneLenclud@231:                 }
StephaneLenclud@239:             }
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@231:         private void buttonOk_Click(object sender, EventArgs e)
StephaneLenclud@231:         {
StephaneLenclud@231:             FetchPropertiesValue(Object);
StephaneLenclud@239:             if (!Object.IsValid())
StephaneLenclud@239:             {
StephaneLenclud@239:                 // Tell for closing event to abort
StephaneLenclud@239:                 DialogResult = DialogResult.None;
StephaneLenclud@239:             }
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@239: 
StephaneLenclud@239:         private void FormEditObject_FormClosing(object sender, FormClosingEventArgs e)
StephaneLenclud@231:         {
StephaneLenclud@239:             e.Cancel = DialogResult == DialogResult.None;
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@231:         private void comboBoxActionType_SelectedIndexChanged(object sender, EventArgs e)
StephaneLenclud@231:         {
StephaneLenclud@231:             //Instantiate an action corresponding to our type
StephaneLenclud@231:             Type actionType = ((ItemObjectType) comboBoxActionType.SelectedItem).Type;
StephaneLenclud@231:             //Create another type of action only if needed
StephaneLenclud@231:             if (Object == null || Object.GetType() != actionType)
StephaneLenclud@231:             {
StephaneLenclud@231:                 Object = (T)Activator.CreateInstance(actionType);
StephaneLenclud@231:             }
StephaneLenclud@239: 
StephaneLenclud@239:             //Disable ok button if our object is not valid
StephaneLenclud@239:             buttonOk.Enabled = Object.IsValid();
StephaneLenclud@239: 
StephaneLenclud@231:             //Create input fields
StephaneLenclud@231:             UpdateTableLayoutPanel(Object);
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@231: 
StephaneLenclud@231:         /// <summary>
StephaneLenclud@231:         /// Get properties values from our generated input fields
StephaneLenclud@231:         /// </summary>
StephaneLenclud@236:         private void FetchPropertiesValue(T aObject)
StephaneLenclud@231:         {
StephaneLenclud@231:             int ctrlIndex = 0;
StephaneLenclud@236:             foreach (PropertyInfo pi in aObject.GetType().GetProperties())
StephaneLenclud@231:             {
StephaneLenclud@231:                 AttributeObjectProperty[] attributes =
StephaneLenclud@231:                     ((AttributeObjectProperty[]) pi.GetCustomAttributes(typeof(AttributeObjectProperty), true));
StephaneLenclud@231:                 if (attributes.Length != 1)
StephaneLenclud@231:                 {
StephaneLenclud@231:                     continue;
StephaneLenclud@231:                 }
StephaneLenclud@231: 
StephaneLenclud@231:                 AttributeObjectProperty attribute = attributes[0];
StephaneLenclud@231: 
StephaneLenclud@231:                 if (!IsPropertyTypeSupported(pi))
StephaneLenclud@231:                 {
StephaneLenclud@231:                     continue;
StephaneLenclud@231:                 }
StephaneLenclud@231: 
StephaneLenclud@236:                 GetPropertyValueFromControl(iTableLayoutPanel.Controls[ctrlIndex+1], pi, aObject); //+1 otherwise we get the label
StephaneLenclud@231: 
StephaneLenclud@231:                 ctrlIndex+=2; //Jump over the label too
StephaneLenclud@231:             }
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@231:         /// <summary>
StephaneLenclud@231:         /// Extend this function to support reading new types of properties.
StephaneLenclud@231:         /// </summary>
StephaneLenclud@236:         /// <param name="aObject"></param>
StephaneLenclud@236:         private void GetPropertyValueFromControl(Control aControl, PropertyInfo aInfo, T aObject)
StephaneLenclud@231:         {
StephaneLenclud@231:             if (aInfo.PropertyType == typeof(int))
StephaneLenclud@231:             {
StephaneLenclud@231:                 NumericUpDown ctrl=(NumericUpDown)aControl;
StephaneLenclud@236:                 aInfo.SetValue(aObject,(int)ctrl.Value);
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType.IsEnum)
StephaneLenclud@231:             {
StephaneLenclud@231:                 // Instantiate our enum
StephaneLenclud@231:                 object enumValue= Activator.CreateInstance(aInfo.PropertyType);
StephaneLenclud@231:                 // Parse our enum from combo box
StephaneLenclud@231:                 enumValue = Enum.Parse(aInfo.PropertyType,((ComboBox)aControl).SelectedItem.ToString());
StephaneLenclud@231:                 //enumValue = ((ComboBox)aControl).SelectedValue;
StephaneLenclud@231:                 // Set enum value
StephaneLenclud@236:                 aInfo.SetValue(aObject, enumValue);
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType == typeof(bool))
StephaneLenclud@231:             {
StephaneLenclud@231:                 CheckBox ctrl = (CheckBox)aControl;
StephaneLenclud@236:                 aInfo.SetValue(aObject, ctrl.Checked);
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType == typeof(string))
StephaneLenclud@231:             {
StephaneLenclud@231:                 TextBox ctrl = (TextBox)aControl;
StephaneLenclud@236:                 aInfo.SetValue(aObject, ctrl.Text);
StephaneLenclud@231:             }
StephaneLenclud@238:             else if (aInfo.PropertyType == typeof(PropertyFile))
StephaneLenclud@238:             {
StephaneLenclud@238:                 Button ctrl = (Button)aControl;
StephaneLenclud@238:                 PropertyFile value = new PropertyFile {FullPath=ctrl.Text};
StephaneLenclud@238:                 aInfo.SetValue(aObject, value);
StephaneLenclud@238:             }
StephaneLenclud@231:             //TODO: add support for other types here
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@236: 
StephaneLenclud@231:         /// <summary>
StephaneLenclud@236:         /// Create a control for the given property.
StephaneLenclud@231:         /// </summary>
StephaneLenclud@231:         /// <param name="aInfo"></param>
StephaneLenclud@236:         /// <param name="aAttribute"></param>
StephaneLenclud@236:         /// <param name="aObject"></param>
StephaneLenclud@236:         /// <returns></returns>
StephaneLenclud@236:         private Control CreateControlForProperty(PropertyInfo aInfo, AttributeObjectProperty aAttribute, T aObject)
StephaneLenclud@231:         {
StephaneLenclud@231:             if (aInfo.PropertyType == typeof(int))
StephaneLenclud@231:             {
StephaneLenclud@231:                 //Integer properties are using numeric editor
StephaneLenclud@231:                 NumericUpDown ctrl = new NumericUpDown();
StephaneLenclud@231:                 ctrl.AutoSize = true;
StephaneLenclud@231:                 ctrl.Minimum = Int32.Parse(aAttribute.Minimum);
StephaneLenclud@231:                 ctrl.Maximum = Int32.Parse(aAttribute.Maximum);
StephaneLenclud@231:                 ctrl.Increment = Int32.Parse(aAttribute.Increment);
StephaneLenclud@236:                 ctrl.Value = (int)aInfo.GetValue(aObject);
StephaneLenclud@231:                 return ctrl;
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType.IsEnum)
StephaneLenclud@231:             {
StephaneLenclud@231:                 //Enum properties are using combo box
StephaneLenclud@231:                 ComboBox ctrl = new ComboBox();
StephaneLenclud@231:                 ctrl.AutoSize = true;                
StephaneLenclud@231:                 ctrl.Sorted = true;                
StephaneLenclud@231:                 ctrl.DropDownStyle = ComboBoxStyle.DropDownList;
StephaneLenclud@231:                 //Data source is fine but it gives us duplicate entries for duplicated enum values
StephaneLenclud@231:                 //ctrl.DataSource = Enum.GetValues(aInfo.PropertyType);
StephaneLenclud@231: 
StephaneLenclud@231:                 //Therefore we need to explicitly create our items
StephaneLenclud@231:                 Size cbSize = new Size(0,0);
StephaneLenclud@231:                 foreach (string name in aInfo.PropertyType.GetEnumNames())
StephaneLenclud@231:                 {
StephaneLenclud@231:                     ctrl.Items.Add(name.ToString());
StephaneLenclud@231:                     Graphics g = this.CreateGraphics();
StephaneLenclud@231:                     //Since combobox autosize would not work we need to get measure text ourselves
StephaneLenclud@231:                     SizeF size=g.MeasureString(name.ToString(), ctrl.Font);
StephaneLenclud@231:                     cbSize.Width = Math.Max(cbSize.Width,(int)size.Width);
StephaneLenclud@231:                     cbSize.Height = Math.Max(cbSize.Height, (int)size.Height);
StephaneLenclud@231:                 }
StephaneLenclud@231: 
StephaneLenclud@231:                 //Make sure our combobox is large enough
StephaneLenclud@231:                 ctrl.MinimumSize = cbSize;
StephaneLenclud@231: 
StephaneLenclud@231:                 // Instantiate our enum
StephaneLenclud@231:                 object enumValue = Activator.CreateInstance(aInfo.PropertyType);
StephaneLenclud@236:                 enumValue = aInfo.GetValue(aObject);
StephaneLenclud@231:                 //Set the current item
StephaneLenclud@231:                 ctrl.SelectedItem = enumValue.ToString();
StephaneLenclud@231: 
StephaneLenclud@231:                 return ctrl;
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType == typeof(bool))
StephaneLenclud@231:             {
StephaneLenclud@231:                 CheckBox ctrl = new CheckBox();
StephaneLenclud@231:                 ctrl.AutoSize = true;
StephaneLenclud@231:                 ctrl.Text = aAttribute.Description;
StephaneLenclud@236:                 ctrl.Checked = (bool)aInfo.GetValue(aObject);                
StephaneLenclud@231:                 return ctrl;
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType == typeof(string))
StephaneLenclud@231:             {
StephaneLenclud@231:                 TextBox ctrl = new TextBox();
StephaneLenclud@231:                 ctrl.AutoSize = true;
StephaneLenclud@236:                 ctrl.Text = (string)aInfo.GetValue(aObject);
StephaneLenclud@231:                 return ctrl;
StephaneLenclud@231:             }
StephaneLenclud@238:             else if (aInfo.PropertyType == typeof(PropertyFile))
StephaneLenclud@238:             {
StephaneLenclud@238:                 // We have a file property
StephaneLenclud@238:                 // Create a button that will trigger the open file dialog to select our file.
StephaneLenclud@238:                 Button ctrl = new Button();
StephaneLenclud@238:                 ctrl.AutoSize = true;
StephaneLenclud@238:                 ctrl.Text = ((PropertyFile)aInfo.GetValue(aObject)).FullPath;
StephaneLenclud@239: 
StephaneLenclud@238:                 // Add lambda expression to Click event
StephaneLenclud@238:                 ctrl.Click += (sender, e) =>
StephaneLenclud@238:                 {
StephaneLenclud@238:                     // Create open file dialog
StephaneLenclud@238:                     OpenFileDialog ofd = new OpenFileDialog();
StephaneLenclud@238:                     ofd.RestoreDirectory = true;
StephaneLenclud@238:                     // Use file filter specified by our property
StephaneLenclud@238:                     ofd.Filter = aAttribute.Filter;
StephaneLenclud@238:                     // Show our dialog
StephaneLenclud@238:                     if (DlgBox.ShowDialog(ofd) == DialogResult.OK)
StephaneLenclud@238:                     {
StephaneLenclud@238:                         // Fetch selected file name
StephaneLenclud@238:                         ctrl.Text = ofd.FileName;
StephaneLenclud@239:                         //Enable Ok button then
StephaneLenclud@239:                         buttonOk.Enabled = Object.IsValid();
StephaneLenclud@238:                     }
StephaneLenclud@238:                 };
StephaneLenclud@238: 
StephaneLenclud@238:                 return ctrl;
StephaneLenclud@238:             }
StephaneLenclud@231:             //TODO: add support for other control type here
StephaneLenclud@231: 
StephaneLenclud@231:             return null;
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@231:         /// <summary>
StephaneLenclud@231:         /// Don't forget to extend that one and adding types
StephaneLenclud@231:         /// </summary>
StephaneLenclud@231:         /// <returns></returns>
StephaneLenclud@231:         private bool IsPropertyTypeSupported(PropertyInfo aInfo)
StephaneLenclud@231:         {
StephaneLenclud@231:             if (aInfo.PropertyType == typeof(int))
StephaneLenclud@231:             {
StephaneLenclud@231:                 return true;
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType.IsEnum)
StephaneLenclud@231:             {
StephaneLenclud@231:                 return true;
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType == typeof(bool))
StephaneLenclud@231:             {
StephaneLenclud@231:                 return true;
StephaneLenclud@231:             }
StephaneLenclud@231:             else if (aInfo.PropertyType == typeof(string))
StephaneLenclud@231:             {
StephaneLenclud@231:                 return true;
StephaneLenclud@231:             }
StephaneLenclud@238:             else if (aInfo.PropertyType == typeof(PropertyFile))
StephaneLenclud@238:             {
StephaneLenclud@238:                 return true;
StephaneLenclud@238:             }
StephaneLenclud@231:             //TODO: add support for other type here
StephaneLenclud@231: 
StephaneLenclud@231:             return false;
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@231:         /// <summary>
StephaneLenclud@231:         /// Update our table layout.
StephaneLenclud@231:         /// Will instantiated every field control as defined by our action.
StephaneLenclud@231:         /// Fields must be specified by rows from the left.
StephaneLenclud@231:         /// </summary>
StephaneLenclud@231:         /// <param name="aLayout"></param>
StephaneLenclud@236:         private void UpdateTableLayoutPanel(T aObject)
StephaneLenclud@231:         {
StephaneLenclud@231:             toolTip.RemoveAll();
StephaneLenclud@231:             //Debug.Print("UpdateTableLayoutPanel")
StephaneLenclud@231:             //First clean our current panel
StephaneLenclud@231:             iTableLayoutPanel.Controls.Clear();
StephaneLenclud@231:             iTableLayoutPanel.RowStyles.Clear();
StephaneLenclud@231:             iTableLayoutPanel.ColumnStyles.Clear();
StephaneLenclud@231:             iTableLayoutPanel.RowCount = 0;
StephaneLenclud@231: 
StephaneLenclud@231:             //We always want two columns: one for label and one for the field
StephaneLenclud@231:             iTableLayoutPanel.ColumnCount = 2;
StephaneLenclud@231:             iTableLayoutPanel.ColumnStyles.Add(new ColumnStyle(SizeType.AutoSize));
StephaneLenclud@231:             iTableLayoutPanel.ColumnStyles.Add(new ColumnStyle(SizeType.AutoSize));
StephaneLenclud@231: 
StephaneLenclud@231: 
StephaneLenclud@236:             if (aObject == null)
StephaneLenclud@231:             {
StephaneLenclud@231:                 //Just drop it
StephaneLenclud@231:                 return;
StephaneLenclud@231:             }
StephaneLenclud@231:             
StephaneLenclud@236:             //IEnumerable<PropertyInfo> properties = aObject.GetType().GetProperties().Where(
StephaneLenclud@231:             //    prop => Attribute.IsDefined(prop, typeof(AttributeObjectProperty)));
StephaneLenclud@231: 
StephaneLenclud@231: 
StephaneLenclud@236:             foreach (PropertyInfo pi in aObject.GetType().GetProperties())
StephaneLenclud@231:             {
StephaneLenclud@231:                 AttributeObjectProperty[] attributes = ((AttributeObjectProperty[])pi.GetCustomAttributes(typeof(AttributeObjectProperty), true));
StephaneLenclud@231:                 if (attributes.Length != 1)
StephaneLenclud@231:                 {
StephaneLenclud@231:                     continue;
StephaneLenclud@231:                 }
StephaneLenclud@231: 
StephaneLenclud@231:                 AttributeObjectProperty attribute = attributes[0];
StephaneLenclud@231: 
StephaneLenclud@231:                 //Before anything we need to check if that kind of property is supported by our UI
StephaneLenclud@231:                 //Create the editor
StephaneLenclud@236:                 Control ctrl = CreateControlForProperty(pi, attribute, aObject);
StephaneLenclud@231:                 if (ctrl == null)
StephaneLenclud@231:                 {
StephaneLenclud@231:                     //Property type not supported
StephaneLenclud@231:                     continue;
StephaneLenclud@231:                 }
StephaneLenclud@231: 
StephaneLenclud@231:                 //Add a new row
StephaneLenclud@231:                 iTableLayoutPanel.RowCount++;
StephaneLenclud@231:                 iTableLayoutPanel.RowStyles.Add(new RowStyle(SizeType.AutoSize));
StephaneLenclud@231:                 //Create the label
StephaneLenclud@231:                 Label label = new Label();
StephaneLenclud@231:                 label.AutoSize = true;
StephaneLenclud@231:                 label.Dock = DockStyle.Fill;
StephaneLenclud@231:                 label.TextAlign = ContentAlignment.MiddleCenter;
StephaneLenclud@231:                 label.Text = attribute.Name;
StephaneLenclud@231:                 toolTip.SetToolTip(label, attribute.Description);
StephaneLenclud@231:                 iTableLayoutPanel.Controls.Add(label, 0, iTableLayoutPanel.RowCount-1);
StephaneLenclud@231: 
StephaneLenclud@231:                 //Add our editor to our form
StephaneLenclud@231:                 iTableLayoutPanel.Controls.Add(ctrl, 1, iTableLayoutPanel.RowCount - 1);
StephaneLenclud@231:                 //Add tooltip to editor too
StephaneLenclud@231:                 toolTip.SetToolTip(ctrl, attribute.Description);
StephaneLenclud@231: 
StephaneLenclud@231:             }        
StephaneLenclud@231: 
StephaneLenclud@231:         }
StephaneLenclud@231: 
StephaneLenclud@231:         private void buttonTest_Click(object sender, EventArgs e)
StephaneLenclud@231:         {
StephaneLenclud@231:             FetchPropertiesValue(Object);
StephaneLenclud@231: 
StephaneLenclud@231:             //If our object has a test method with no parameters just run it then
StephaneLenclud@231:             MethodInfo info = Object.GetType().GetMethod("Test");
StephaneLenclud@231:             if ( info != null && info.GetParameters().Length==0)
StephaneLenclud@231:             {
StephaneLenclud@231:                 info.Invoke(Object,null);
StephaneLenclud@231:             }
StephaneLenclud@231: 
StephaneLenclud@231:         }
StephaneLenclud@231:     }
StephaneLenclud@231: }