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ExtractMethodDialog.cs
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ExtractMethodDialog.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using System.Reflection;
using System.Windows.Forms;
using Rubberduck.Parsing.Grammar;
using Rubberduck.Parsing.Symbols;
using Rubberduck.Refactorings.ExtractMethod;
using Rubberduck.Resources;
using Tokens = Rubberduck.Resources.Tokens;
namespace Rubberduck.UI.Refactorings
{
public partial class ExtractMethodDialog : Form, IExtractMethodDialog
{
public ExtractMethodDialog()
{
_parameters = new BindingList<ExtractedParameter>();
InitializeComponent();
Localize();
RegisterViewEvents();
MethodAccessibilityCombo.DataSource = new[]
{
Accessibility.Private,
Accessibility.Public,
Accessibility.Friend
}.ToList();
}
private void Localize()
{
Text = RubberduckUI.ExtractMethod_Caption;
OkButton.Text = RubberduckUI.OK;
CancelDialogButton.Text = RubberduckUI.CancelButtonText;
TitleLabel.Text = RubberduckUI.ExtractMethod_TitleText;
InstructionsLabel.Text = RubberduckUI.ExtractMethod_InstructionsText;
NameLabel.Text = RubberduckUI.NameLabelText;
AccessibilityLabel.Text = RubberduckUI.ExtractMethod_AccessibilityLabel;
ParametersLabel.Text = RubberduckUI.ExtractMethod_ParametersLabel;
PreviewLabel.Text = RubberduckUI.ExtractMethod_PreviewLabel;
}
private void InitializeParameterGrid()
{
MethodParametersGrid.AutoGenerateColumns = false;
MethodParametersGrid.Columns.Clear();
MethodParametersGrid.DataSource = _parameters;
MethodParametersGrid.AlternatingRowsDefaultCellStyle.BackColor = Color.Lavender;
MethodParametersGrid.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
var paramNameColumn = new DataGridViewTextBoxColumn
{
Name = "Name",
DataPropertyName = "Name",
HeaderText = RubberduckUI.Name,
ReadOnly = true
};
var paramTypeColumn = new DataGridViewTextBoxColumn
{
Name = "TypeName",
DataPropertyName = "TypeName",
HeaderText = RubberduckUI.Type,
ReadOnly = true
};
var paramPassedByColumn = new DataGridViewTextBoxColumn
{
Name = "Passed",
AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill,
HeaderText = RubberduckUI.Passed,
DataPropertyName = "Passed",
ReadOnly = true
};
MethodParametersGrid.Columns.AddRange(paramNameColumn, paramTypeColumn, paramPassedByColumn);
}
private void RegisterViewEvents()
{
MethodNameBox.TextChanged += MethodNameBox_TextChanged;
MethodAccessibilityCombo.SelectedIndexChanged += MethodAccessibilityCombo_SelectedIndexChanged;
}
public event EventHandler RefreshPreview;
public void OnRefreshPreview()
{
OnViewEvent(RefreshPreview);
}
private bool _setReturnValue;
public bool SetReturnValue
{
get { return _setReturnValue; }
set
{
_setReturnValue = value;
OnRefreshPreview();
}
}
private Accessibility _accessibility;
public Accessibility Accessibility
{
get { return _accessibility; }
set
{
_accessibility = value;
OnRefreshPreview();
}
}
private void MethodAccessibilityCombo_SelectedIndexChanged(object sender, EventArgs e)
{
Accessibility = ((Accessibility) MethodAccessibilityCombo.SelectedItem);
}
private void MethodNameBox_TextChanged(object sender, EventArgs e)
{
ValidateName();
OnRefreshPreview();
}
private void OnViewEvent(EventHandler target, EventArgs args = null)
{
var handler = target;
if (handler == null)
{
return;
}
handler(this, args ?? EventArgs.Empty);
}
private string _preview;
public string Preview
{
get { return _preview; }
set
{
_preview = value;
PreviewBox.Text = _preview;
}
}
private BindingList<ExtractedParameter> _parameters;
public IEnumerable<ExtractedParameter> Parameters
{
get { return _parameters.Where(p => p.Name != _returnValue.Name); }
set
{
_parameters = new BindingList<ExtractedParameter>(value.ToList());
InitializeParameterGrid();
OnRefreshPreview();
}
}
private BindingList<ExtractedParameter> _returnValues;
public IEnumerable<ExtractedParameter> ReturnValues
{
get { return _returnValues; }
set
{
_returnValues = new BindingList<ExtractedParameter>(value.ToList());
var items = _returnValues.ToArray();
}
}
private ExtractedParameter _returnValue;
public IEnumerable<ExtractedParameter> Inputs { get; set; }
public IEnumerable<ExtractedParameter> Outputs { get; set; }
public IEnumerable<ExtractedParameter> Locals { get; set; }
public string OldMethodName { get; set; }
public string MethodName
{
get { return MethodNameBox.Text; }
set
{
MethodNameBox.Text = value;
InvalidNameValidationIcon.Visible = string.IsNullOrWhiteSpace(value);
OnRefreshPreview();
}
}
private void ValidateName()
{
OkButton.Enabled = MethodName != OldMethodName
&& char.IsLetter(MethodName.FirstOrDefault())
&& !Tokens.IllegalIdentifierNames.Contains(MethodName, StringComparer.InvariantCultureIgnoreCase)
&& !MethodName.Any(c => !char.IsLetterOrDigit(c) && c != '_');
InvalidNameValidationIcon.Visible = !OkButton.Enabled;
}
}
}