Esempio n. 1
0
        /// <summary>
        /// Autogenerates form options for the given object by reflecting on its properties. All public properties with getters
        /// and setters will be included in the form unless it has the FormIgnore attribute on it. This method supports strings,
        /// ints, and enums.
        ///
        /// The form will be configured to two way bind all the form elements to the property values.
        /// </summary>
        /// <param name="o">The object to create form options for</param>
        /// <param name="labelColumnPercentage">the label column percentage to use</param>
        /// <returns></returns>
        public static FormOptions FromObject(object o, double labelColumnPercentage = .25)
        {
            var properties = o.GetType().GetProperties().Where(p => p.HasAttr <FormIgnoreAttribute>() == false && p.GetSetMethod() != null && p.GetGetMethod() != null).ToList();

            var ret = new FormOptions()
            {
                Elements = new ObservableCollection <FormElement>(),
                LabelColumnPercentage = labelColumnPercentage,
            };

            foreach (var property in properties)
            {
                if (o is IObservableObject && property.Name == nameof(IObservableObject.SuppressEqualChanges))
                {
                    continue;
                }

                ConsoleControl editControl = null;
                if (property.HasAttr <FormReadOnlyAttribute>() == false && property.PropertyType == typeof(string))
                {
                    var value   = (string)property.GetValue(o);
                    var textBox = new TextBox()
                    {
                        Foreground = ConsoleColor.White, Value = value == null ? ConsoleString.Empty : value.ToString().ToWhite()
                    };
                    textBox.SynchronizeForLifetime(nameof(textBox.Value), () => property.SetValue(o, textBox.Value.ToString()), textBox);
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () =>
                    {
                        var valueRead = property.GetValue(o);
                        if (valueRead is ICanBeAConsoleString)
                        {
                            textBox.Value = (valueRead as ICanBeAConsoleString).ToConsoleString();
                        }
                        else
                        {
                            textBox.Value = (valueRead + "").ToWhite();
                        }
                    }, textBox);
                    editControl = textBox;
                }
                else if (property.HasAttr <FormReadOnlyAttribute>() == false && property.PropertyType == typeof(int))
                {
                    if (property.HasAttr <FormSliderAttribute>())
                    {
                        var value  = (int)property.GetValue(o);
                        var slider = property.Attr <FormSliderAttribute>().Factory();
                        slider.Value = value;
                        slider.SynchronizeForLifetime(nameof(slider.Value), () =>
                        {
                            property.SetValue(o, (int)slider.Value);
                        }, slider);
                        (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () =>
                        {
                            var valueRead = (int)property.GetValue(o);
                            slider.Value  = valueRead;
                        }, slider);
                        editControl = slider;
                    }
                    else
                    {
                        var value   = (int)property.GetValue(o);
                        var textBox = new TextBox()
                        {
                            Foreground = ConsoleColor.White, Value = value.ToString().ToWhite()
                        };
                        textBox.SynchronizeForLifetime(nameof(textBox.Value), () =>
                        {
                            if (textBox.Value.Length == 0)
                            {
                                textBox.Value = "0".ToConsoleString();
                            }
                            if (textBox.Value.Length > 0 && int.TryParse(textBox.Value.ToString(), out int result))
                            {
                                property.SetValue(o, result);
                            }
                            else if (textBox.Value.Length > 0)
                            {
                                textBox.Value = property.GetValue(o).ToString().ToWhite();
                            }
                        }, textBox);
                        (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () =>
                        {
                            var valueRead = property.GetValue(o);
                            if (valueRead is ICanBeAConsoleString)
                            {
                                textBox.Value = (valueRead as ICanBeAConsoleString).ToConsoleString();
                            }
                            else
                            {
                                textBox.Value = (valueRead + "").ToConsoleString();
                            }
                        }, textBox);

                        textBox.AddedToVisualTree.SubscribeForLifetime(() =>
                        {
                            var previouslyFocusedControl = textBox.Application.FocusManager.FocusedControl;

                            var emptyStringAction = new Action(() =>
                            {
                                if (previouslyFocusedControl == textBox && textBox.Application.FocusManager.FocusedControl != textBox)
                                {
                                    if (textBox.Value.Length == 0)
                                    {
                                        textBox.Value = "0".ToConsoleString();
                                        property.SetValue(o, 0);
                                    }
                                }

                                previouslyFocusedControl = textBox.Application.FocusManager.FocusedControl;
                            });

                            textBox.Application.FocusManager.SubscribeForLifetime(nameof(FocusManager.FocusedControl), emptyStringAction, textBox);
                        }, textBox);

                        editControl = textBox;
                    }
                }
                else if (property.HasAttr <FormReadOnlyAttribute>() == false && property.PropertyType.IsEnum)
                {
                    var options = new List <DialogOption>();
                    foreach (var val in Enum.GetValues(property.PropertyType))
                    {
                        var enumField = property.PropertyType.GetField(Enum.GetName(property.PropertyType, val));
                        var display   = enumField.HasAttr <FormLabelAttribute>() ? enumField.Attr <FormLabelAttribute>().Label.ToConsoleString() : (val + "").ToConsoleString();

                        options.Add(new DialogOption()
                        {
                            DisplayText = display,
                            Id          = val.ToString(),
                            Value       = val,
                        });
                    }

                    var dropdown = new Dropdown(options);
                    dropdown.Width = Math.Min(40, options.Select(option => option.DisplayText.Length).Max() + 8);
                    dropdown.SubscribeForLifetime(nameof(dropdown.Value), () => property.SetValue(o, dropdown.Value.Value), dropdown);
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () => dropdown.Value = options.Where(option => option.Value.Equals(property.GetValue(o))).Single(), dropdown);
                    editControl = dropdown;
                }
                else if (property.HasAttr <FormReadOnlyAttribute>() == false && property.PropertyType == typeof(RGB))
                {
                    var dropdown = new ColorPicker();
                    dropdown.Width = Math.Min(40, Enums.GetEnumValues <ConsoleColor>().Select(option => option.ToString().Length).Max() + 8);
                    dropdown.SubscribeForLifetime(nameof(dropdown.Value), () => property.SetValue(o, dropdown.Value), dropdown);
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () => dropdown.Value = (RGB)(property.GetValue(o)), dropdown);
                    editControl = dropdown;
                }
                else if (property.HasAttr <FormReadOnlyAttribute>() == false && property.PropertyType == typeof(bool))
                {
                    var toggle = new ToggleControl();

                    if (property.HasAttr <FormYesNoAttribute>())
                    {
                        toggle.OnLabel  = " Yes ";
                        toggle.OffLabel = " No  ";
                    }

                    toggle.SubscribeForLifetime(nameof(toggle.On), () => property.SetValue(o, toggle.On), toggle);
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () => toggle.On = (bool)property.GetValue(o), toggle);
                    editControl = toggle;
                }
                else
                {
                    var value       = property.GetValue(o);
                    var valueString = value != null?value.ToString().ToDarkGray() : "<null>".ToDarkGray();

                    var valueLabel = new Label()
                    {
                        CanFocus = true, Text = valueString + " (read only)".ToDarkGray()
                    };
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () => valueLabel.Text = (property.GetValue(o) + "").ToConsoleString() + " (read only)".ToDarkGray(), valueLabel);

                    editControl = valueLabel;
                }

                if (property.HasAttr <FormWidth>())
                {
                    editControl.Width = property.Attr <FormWidth>().Width;
                }

                ret.Elements.Add(new FormElement()
                {
                    Label        = property.HasAttr <FormLabelAttribute>() ? property.Attr <FormLabelAttribute>().Label.ToYellow() : property.Name.ToYellow(),
                    ValueControl = editControl
                });
            }

            return(ret);
        }
Esempio n. 2
0
        /// <summary>
        /// Autogenerates form options for the given object by reflecting on its properties. All public properties with getters
        /// and setters will be included in the form unless it has the FormIgnore attribute on it. This method supports strings,
        /// ints, and enums.
        ///
        /// The form will be configured to two way bind all the form elements to the property values.
        /// </summary>
        /// <param name="o">The object to create form options for</param>
        /// <param name="labelColumnPercentage">the label column percentage to use</param>
        /// <returns></returns>
        public static FormOptions FromObject(object o, double labelColumnPercentage = .25)
        {
            var properties = o.GetType().GetProperties().Where(p => p.HasAttr <FormIgnoreAttribute>() == false && p.GetSetMethod() != null && p.GetGetMethod() != null).ToList();

            var ret = new FormOptions()
            {
                Elements = new ObservableCollection <FormElement>(),
                LabelColumnPercentage = labelColumnPercentage,
            };

            foreach (var property in properties)
            {
                if (o is IObservableObject && property.Name == nameof(IObservableObject.SuppressEqualChanges))
                {
                    continue;
                }

                ConsoleControl editControl = null;
                if (property.HasAttr <FormReadOnlyAttribute>() == false && property.PropertyType == typeof(string))
                {
                    var value   = (string)property.GetValue(o);
                    var textBox = new TextBox()
                    {
                        Foreground = ConsoleColor.White, Value = value == null ? ConsoleString.Empty : value.ToString().ToWhite()
                    };
                    textBox.SynchronizeForLifetime(nameof(textBox.Value), () => property.SetValue(o, textBox.Value.ToString()), textBox);
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () =>
                    {
                        var valueRead = property.GetValue(o);
                        if (valueRead is ICanBeAConsoleString)
                        {
                            textBox.Value = (valueRead as ICanBeAConsoleString).ToConsoleString();
                        }
                        else
                        {
                            textBox.Value = (valueRead + "").ToWhite();
                        }
                    }, textBox);
                    editControl = textBox;
                }
                else if (property.HasAttr <FormReadOnlyAttribute>() == false && property.PropertyType == typeof(int))
                {
                    var value   = (int)property.GetValue(o);
                    var textBox = new TextBox()
                    {
                        Foreground = ConsoleColor.White, Value = value.ToString().ToWhite()
                    };
                    textBox.SynchronizeForLifetime(nameof(textBox.Value), () =>
                    {
                        if (textBox.Value.Length > 0 && int.TryParse(textBox.Value.ToString(), out int result))
                        {
                            property.SetValue(o, result);
                        }
                        else if (textBox.Value.Length > 0)
                        {
                            textBox.Value = property.GetValue(o).ToString().ToWhite();
                        }
                    }, textBox);
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () =>
                    {
                        var valueRead = property.GetValue(o);
                        if (valueRead is ICanBeAConsoleString)
                        {
                            textBox.Value = (valueRead as ICanBeAConsoleString).ToConsoleString();
                        }
                        else
                        {
                            textBox.Value = (valueRead + "").ToConsoleString();
                        }
                    }, textBox);

                    textBox.AddedToVisualTree.SubscribeForLifetime(() =>
                    {
                        var previouslyFocusedControl = textBox.Application.FocusManager.FocusedControl;

                        var emptyStringAction = new Action(() =>
                        {
                            if (previouslyFocusedControl == textBox && textBox.Application.FocusManager.FocusedControl != textBox)
                            {
                                if (textBox.Value.Length == 0)
                                {
                                    textBox.Value = "0".ToConsoleString();
                                    property.SetValue(o, 0);
                                }
                            }

                            previouslyFocusedControl = textBox.Application.FocusManager.FocusedControl;
                        });

                        textBox.Application.FocusManager.SubscribeForLifetime(nameof(FocusManager.FocusedControl), emptyStringAction, textBox);
                    }, textBox);

                    editControl = textBox;
                }
                else if (property.HasAttr <FormReadOnlyAttribute>() == false && property.PropertyType.IsEnum)
                {
                    var enumPicker = new PickerControl <object>(new PickerControlClassOptions <object>()
                    {
                        InitiallySelectedOption = property.GetValue(o),
                        Options = Enums.GetEnumValues(property.PropertyType)
                    });
                    enumPicker.SynchronizeForLifetime(nameof(enumPicker.SelectedItem), () => property.SetValue(o, enumPicker.SelectedItem), enumPicker);
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () => enumPicker.SelectedItem = property.GetValue(o), enumPicker);
                    editControl = enumPicker;
                }
                else
                {
                    var value       = property.GetValue(o);
                    var valueString = value != null?value.ToString().ToDarkGray() : "<null>".ToDarkGray();

                    var valueLabel = new Label()
                    {
                        CanFocus = true, Text = valueString + " (read only)".ToDarkGray()
                    };
                    (o as IObservableObject)?.SynchronizeForLifetime(property.Name, () => valueLabel.Text = (property.GetValue(o) + "").ToConsoleString() + " (read only)".ToDarkGray(), valueLabel);

                    editControl = valueLabel;
                }

                ret.Elements.Add(new FormElement()
                {
                    Label        = property.HasAttr <FormLabelAttribute>() ? property.Attr <FormLabelAttribute>().Label.ToYellow() : property.Name.ToYellow(),
                    ValueControl = editControl
                });
            }

            return(ret);
        }