public static FormViewModel CreateForm()
{
var htmlContent = new HtmlElementBuilder().SetName("HtmlContent").SetContent(
"<h2 style=\"text-align: center;\"><strong>Demo Form<br /></strong></h2>\r\n<p>Test HTML Content embedded in the demo form</p>\r\n<ul>\r\n<li>FirstName / LastName</li>\r\n<li>Years of experiance</li>\r\n<li>Accept Terms and Conditions</li>\r\n<li>Submit</li>\r\n</ul>")
.Build();
var firstNameText = new TextElementBuilder()
.SetName("First Name")
.SetLabel(ElementLabel.Left("First Name: "))
.SetDefaultValue("First Name")
.AddRules(
ValidationRule <ITextElementViewModel> .Create(new TextElement_MaximumLength_Validator(10))
.WithFailMessage("First Name must be less then 10 characters"),
ValidationRule <ITextElementViewModel> .Create(new TextElement_MinimunLength_Validator(2))
.WithFailMessage("First Name must be greater then 2 characters"))
.Build();
var lastNameText = new TextElementBuilder()
.SetName("Last Name")
.SetLabel(ElementLabel.Left("Last Name: "))
.SetDefaultValue("Last Name")
.AddRules(
ValidationRule <ITextElementViewModel> .Create(new TextElement_MaximumLength_Validator(10))
.WithFailMessage("Last Name must be less then 10 characters"),
ValidationRule <ITextElementViewModel> .Create(new TextElement_MinimunLength_Validator(2))
.WithFailMessage("Last Name must be greater then 2 characters"))
.Build();
var personalDetails = new ColumnBuilder().SetName("personalDetails")
.AddChildren(firstNameText, lastNameText).Build();
var experienceSelection = new SelectElementBuilder().SetName("experienceSelection")
.SetLabel(ElementLabel.Left("How many years experience have you got?")).AddValues("0-1", "1-5", "5+")
.SetDefaultValue("Select a value").Build();
var termsAndConditions = new CheckElementBuilder().SetName("TermsAndConditions")
.SetLabel(ElementLabel.Left("Do you accept the terms and conditions?")).SetContent("Yes / No").AddRules(
ValidationRule <ICheckElementViewModel> .Create(new CheckElement_IsChecked_Validator())
.WithFailMessage("You must accept the terms and conditions")).Build();
var submitButton = new ButtonElementBuilder().SetName("Submit Button").SetContent("Submit")
.SetVerticalAlignment(VerticalAlignment.Bottom).Build();
var submitEventListener = new EventListener("submit",
new ElementNameEventSpecification("submit").And(
new TypeNameEventSpecification(nameof(ButtonElementClickedEvent))),
new IdentitySpecification <FormViewModel>());
var rowGroup1 = new RowBuilder().SetName("Data Entry Rows")
.AddChildren(htmlContent, personalDetails, experienceSelection, termsAndConditions).Build();
var rootGroup = new GroupBuilder().SetName("Test Group 1").SetTitle("Demo Form Title")
.AddChildren(rowGroup1, submitButton).Build();
var newForm = new FormBuilder().SetName("Demo Form").SetTitle("Demo Form Title").SetRoot(rootGroup)
.AddEventListeners(submitEventListener)
.Build();
return(new FormViewModel(newForm));
}
private void AddButtonConfigurationRows(ICompositeElementViewModel group, ButtonElementViewModel button)
{
var textField =
new TextElementViewModel(
new TextElementBuilder()
.SetName("buttonContentTextBox")
.SetLabel(ElementLabel.Left("Content"))
.SetDefaultValue(button.Content).Build());
textField.OnFormEvent += (s, e) =>
{
if (e is TextElementChangedEvent eventArgs)
{
button.Content = eventArgs.NewValue;
}
};
group.Children.Add(textField);
}
public FormElementEditorViewModel()
{
_elementNameTextBox =
new TextElementViewModel(
new TextElementBuilder().SetName("elementNameTextBox")
.SetLabel(ElementLabel.Left("Control Name")).Build());
_elementLabelTextBox =
new TextElementViewModel(
new TextElementBuilder().SetName("elementLabelTextBox")
.SetLabel(ElementLabel.Left("Label Text")).Build());
_elementTypeComboBox =
new SelectElementViewModel(
new SelectElementBuilder().SetName("elementTypeComboBox")
.SetLabel(ElementLabel.Left("Control Type")).AddValues("Button", "Html", "CheckBox", "ComboBox",
"TextBox", "Columns", "Rows", "Group").Build());
_elementLabelPosition =
new SelectElementViewModel(
new SelectElementBuilder().SetName("elementLabelPosition")
.SetLabel(ElementLabel.Left("Label Position"))
.AddValues("Hidden", "Above", "Below", "Left", "Right").SetDefaultValue("Hidden").Build());
_elementVerticalAlignment =
new SelectElementViewModel(
new SelectElementBuilder().SetName("elementVerticalAlignment")
.SetLabel(ElementLabel.Left("Vertical Alignment"))
.AddValues("Center", "Top", "Bottom", "Stretch")
.SetDefaultValue("Stretch").Build());
_elementHorizontalAlignment = new SelectElementViewModel(
new SelectElementBuilder().SetName("elementHorizontalAlignment")
.SetLabel(ElementLabel.Left("Horizontal Alignment")).AddValues("Center", "Left", "Right", "Stretch")
.SetDefaultValue("Stretch").Build());
_elementTypeComboBox.OnFormEvent += ElementTypeComboBoxOnOnFormEvent;
_elementNameTextBox.OnFormEvent += ElementNameTextBoxOnOnFormEvent;
_elementLabelTextBox.OnFormEvent += ElementLabelTextBoxOnOnFormEvent;
_elementLabelPosition.OnFormEvent += _elementLabelPosition_OnFormEvent;
_elementVerticalAlignment.OnFormEvent += _elementVerticalAlignment_OnFormEvent;
_elementHorizontalAlignment.OnFormEvent += _elementHorizontalAlignment_OnFormEvent;
}
private void AddTextConfigurationRows(ICompositeElementViewModel group, TextElementViewModel element)
{
var textField =
new TextElementViewModel(
new TextElementBuilder()
.SetName("htmlContent")
.SetLabel(ElementLabel.Left("Content"))
.SetDefaultValue(element.DefaultContent).Build());
textField.OnFormEvent += (s, e) =>
{
if (e is TextElementChangedEvent eventArgs)
{
element.DefaultContent = eventArgs.NewValue;
element.Content = eventArgs.NewValue;
}
};
group.Children.Add(textField);
}
private void AddCheckBoxConfigurationRows(ICompositeElementViewModel group, ICheckElementViewModel element)
{
var textField =
new TextElementViewModel(
new TextElementBuilder()
.SetName("contentTextField")
.SetLabel(ElementLabel.Left("Default Content"))
.SetDefaultValue(element.Content).Build());
var checkedField =
new CheckElementViewModel(
new CheckElementBuilder()
.SetName("checkbox")
.SetLabel(ElementLabel.Left("Default Value"))
.SetDefaultValue(element.DefaultIsChecked)
.SetContent(element.Content).Build());
textField.OnFormEvent += (s, e) =>
{
if (e is TextElementChangedEvent eventArgs)
{
element.Content = eventArgs.NewValue;
}
};
checkedField.OnFormEvent += (s, e) =>
{
if (e is CheckElementChangedEvent eventArgs)
{
element.DefaultIsChecked = eventArgs.NewValue;
element.IsChecked = eventArgs.NewValue;
}
};
group.Children.Add(textField);
group.Children.Add(checkedField);
}
private void AddHtmlConfigurationRows(ICompositeElementViewModel group, HtmlElementViewModel element)
{
var buttonField =
new ButtonElementViewModel(
new ButtonElementBuilder()
.SetName("editHtml")
.SetLabel(ElementLabel.Left("Edit"))
.SetContent("Edit").Build());
buttonField.OnFormEvent += (s, e) =>
{
if (e is ButtonElementClickedEvent eventArgs)
{
var htmlEditor = new HtmlEditorDialog(element.Content);
htmlEditor.ShowDialog();
element.Content = htmlEditor.ViewModel.Content;
Refresh();
}
};
group.Children.Add(buttonField);
}
private void AddComboBoxConfigurationRows(ICompositeElementViewModel group, ISelectElementViewModel element)
{
var optionsField =
new TextElementViewModel(
new TextElementBuilder()
.SetName("options")
.SetLabel(ElementLabel.Left("Options"))
.SetDefaultValue(string.Join(",", element.Items)).Build());
var defaultSelectedText =
new TextElementViewModel(
new TextElementBuilder()
.SetName("defaultText")
.SetLabel(ElementLabel.Left("Default Text"))
.SetDefaultValue(element.DefaultSelectedItem).Build());
var defaultSelectedItem =
new SelectElementViewModel(
new SelectElementBuilder()
.SetName("defaultItem")
.SetLabel(ElementLabel.Left("Default Item"))
.SetDefaultValue(element.DefaultSelectedItem)
.AddValues(element.Items).Build());
optionsField.OnFormEvent += (s, e) =>
{
if (e is TextElementChangedEvent eventArgs)
{
element.Items.Clear();
element.Items.AddRange(eventArgs.NewValue.Split(','));
defaultSelectedItem.Items.Clear();
defaultSelectedItem.Items.AddRange(eventArgs.NewValue.Split(',').ToList());
if (!defaultSelectedItem.Items.Contains(element.DefaultSelectedItem))
{
defaultSelectedItem.DefaultSelectedItem = string.Empty;
element.DefaultSelectedItem = string.Empty;
}
}
};
defaultSelectedItem.OnFormEvent += (s, e) =>
{
if (e is SelectElementChangedEvent eventArgs && element.SelectedItem != eventArgs.NewValue)
{
element.DefaultSelectedItem = eventArgs.NewValue;
element.SelectedItem = eventArgs.NewValue;
defaultSelectedText.Content = eventArgs.NewValue;
}
};
defaultSelectedText.OnFormEvent += (s, e) =>
{
if (e is TextElementChangedEvent eventArgs && element.SelectedItem != eventArgs.NewValue)
{
element.DefaultSelectedItem = eventArgs.NewValue;
element.SelectedItem = string.Empty;
defaultSelectedItem.SelectedItem = string.Empty;
defaultSelectedItem.DefaultSelectedItem = eventArgs.NewValue;
}
};
group.Children.Add(optionsField);
group.Children.Add(defaultSelectedItem);
group.Children.Add(defaultSelectedText);
}