public View CreateDatePickerFor(string propertyName, LayoutOptions layout)
{
DatePicker iiDatePicker = new DatePicker
{
HorizontalOptions = layout,
BackgroundColor = Helper.Color.iiGreen.ToFormsColor(),
};
iiDatePicker.SetBinding(DatePicker.DateProperty, propertyName);
return iiDatePicker;
}
public View CreateLabelFor(string propertyName, LayoutOptions layout)
{
Label iiLabel = new Label
{
TextColor = Color.White.ToFormsColor(),
Text = propertyName,
YAlign = TextAlignment.Center,
HorizontalOptions = layout,
};
return iiLabel;
}
public View CreateLabelFor(string propertyName, LayoutOptions layout,string id ="")
{
iiLabel iiLabel = new iiLabel
{
TextColor = Color.White.ToFormsColor(),
Text = propertyName,
HorizontalOptions = layout,
HeightRequest=45,
FontSize=20,
ClassId=id,
};
return iiLabel;
}
public View CreateButtonFor(string propertyName, Color color, LayoutOptions layout)
{
Button iiButton = new Button
{
//HorizontalOptions = LayoutOptions.FillAndExpand,
TextColor = color.ToFormsColor(),
Text = "Send",
BorderWidth = 10,
WidthRequest = 100,
HeightRequest = 50,
HorizontalOptions = layout,
};
iiButton.SetBinding(Button.TextColorProperty, propertyName);
return iiButton;
}
public View CreateLabelFor(string propertyName, LayoutOptions layout, string id = "")
{
iiLabel iiLabel = new iiLabel
{
TextColor = Color.White.ToFormsColor(),
Text = propertyName,
HorizontalOptions = layout,
HeightRequest = 25,
WidthRequest = 120,
FontSize = 10,
ClassId = id,
XAlign = TextAlignment.Center,
YAlign = TextAlignment.Center,
};
return iiLabel;
}
public static View CreatePickerFor(string propertyName, LayoutOptions layout)
{
iiPicker iiPicker = new iiPicker
{
HorizontalOptions = layout,
Title = "Leave Type",
HeightRequest = 50,
WidthRequest = 50,
};
iiPicker.Items.Add("Casual Leave");
iiPicker.Items.Add("Medical Leave");
iiPicker.Items.Add("Paid Leave");
//iiPicker.SetBinding(Picker.TitleProperty, propertyName);
iiPicker.SelectedIndex = 0;
return iiPicker;
}
internal override void ComputeConstraintForView(View view)
{
LayoutOptions vOptions = view.VerticalOptions;
LayoutOptions hOptions = view.HorizontalOptions;
var result = LayoutConstraint.None;
if (vOptions.Alignment == LayoutAlignment.Fill)
{
result |= LayoutConstraint.VerticallyFixed;
}
if (hOptions.Alignment == LayoutAlignment.Fill)
{
result |= LayoutConstraint.HorizontallyFixed;
}
view.ComputedConstraint = result;
}
public View CreateLabelFor(string propertyName, Color color, LayoutOptions layout, string id = "", bool isHeader = false)
{
iiLabel iiLabel = new iiLabel
{
TextColor = isHeader ? Color.White.ToFormsColor() : Color.DarkBlue.ToFormsColor(),
Text = propertyName,
HorizontalOptions = layout,
HeightRequest = 25,
WidthRequest = 130,
FontSize = 10,
ClassId = id,
XAlign = TextAlignment.Center,
YAlign = TextAlignment.Center,
BackgroundColor = color.ToFormsColor(),
};
return iiLabel;
}
private StackLayout SyncLabel (string text, LayoutOptions horizontalOptions, Thickness padding = new Thickness ())
{
return new StackLayout () {
Padding = padding,
Spacing = 2,
Orientation = StackOrientation.Horizontal,
HorizontalOptions = horizontalOptions,
Children = {
new Label () {
Style = AppStyle.SettingSyncSliderTimeLabel,
Text = text
},
new Label () {
Text = "min",
Style = AppStyle.SettingSyncSliderMinLabel,
}
}
};
}
private static string GetValueExpression(object declaredDefaultValue, List <UsingStatement> usings)
{
if (declaredDefaultValue is null)
{
throw new ArgumentNullException(nameof(declaredDefaultValue));
}
return(declaredDefaultValue switch
{
bool boolValue => boolValue ? "true" : "false",
int intValue => GetIntValueExpression(intValue),
float floatValue => floatValue.ToString("F", CultureInfo.InvariantCulture) + "f", // "Fixed-Point": https://docs.microsoft.com/en-us/dotnet/standard/base-types/standard-numeric-format-strings#the-fixed-point-f-format-specifier
double doubleValue => doubleValue.ToString("F", CultureInfo.InvariantCulture), // "Fixed-Point": https://docs.microsoft.com/en-us/dotnet/standard/base-types/standard-numeric-format-strings#the-fixed-point-f-format-specifier
Enum enumValue => GetTypeNameAndAddNamespace(enumValue.GetType(), usings) + "." + Enum.GetName(enumValue.GetType(), declaredDefaultValue),
XF.LayoutOptions layoutOptionsValue => GetLayoutOptionsValueExpression(layoutOptionsValue),
string stringValue => $@"""{stringValue}""",
// TODO: More types here
_ => null,
});
public static ContentView Wrap(this View item,
Thickness padding = default (Thickness),
LayoutOptions horizontalLayoutOptions = default(LayoutOptions),
LayoutOptions verticalLayoutOptions = default(LayoutOptions))
{
if(padding == default (Thickness))
{
padding = new Thickness(10, 10, 10, 10);
}
var f = new ContentView
{
Padding = padding,
Content = item,
HorizontalOptions = horizontalLayoutOptions,
VerticalOptions = verticalLayoutOptions
};
return f;
}
private static string GetValueExpression(object declaredDefaultValue, List <UsingStatement> usings)
{
if (declaredDefaultValue is null)
{
throw new ArgumentNullException(nameof(declaredDefaultValue));
}
return(declaredDefaultValue switch
{
bool boolValue => boolValue ? "true" : "false",
int intValue => GetIntValueExpression(intValue),
float floatValue => floatValue.ToString("F", CultureInfo.InvariantCulture) + "f", // "Fixed-Point": https://docs.microsoft.com/dotnet/standard/base-types/standard-numeric-format-strings#the-fixed-point-f-format-specifier
double doubleValue => doubleValue.ToString("F", CultureInfo.InvariantCulture), // "Fixed-Point": https://docs.microsoft.com/dotnet/standard/base-types/standard-numeric-format-strings#the-fixed-point-f-format-specifier
Enum enumValue => GetTypeNameAndAddNamespace(enumValue.GetType(), usings) + "." + Enum.GetName(enumValue.GetType(), declaredDefaultValue),
XF.GridLength gridLengthValue => GetGridLengthValueExpression(gridLengthValue, usings),
XF.LayoutOptions layoutOptionsValue => GetLayoutOptionsValueExpression(layoutOptionsValue, usings),
string stringValue => $@"""{stringValue}""",
DateTime dateTimeValue => $"global::System.DateTime.Parse(\"{dateTimeValue.ToString("o", CultureInfo.InvariantCulture)}\", null, global::System.Globalization.DateTimeStyles.RoundtripKind)", // "Round-trip": https://docs.microsoft.com/dotnet/standard/base-types/how-to-round-trip-date-and-time-values
TimeSpan timeSpanValue => timeSpanValue.Ticks.ToString(CultureInfo.InvariantCulture),
// TODO: More types here
_ => null,
});
void AddButton(string text, LayoutOptions options)
{
var button = new Button
{
Text = text,
VerticalOptions = options,
HeightRequest = Device.OnPlatform(20, 40, 40),
BackgroundColor = Device.OnPlatform(Color.White, Color.White, Color.Aqua)
};
button.Clicked += (sender, e) =>
{
Title = "StackLayout: " + text;
stackLayout.VerticalOptions = options;
};
stackLayout.Children.Add(button);
stackLayout.Children.Add(new BoxView
{
BackgroundColor = Color.Yellow,
HeightRequest = 1
});
}
public static View CreateEditorFor(string propertyName, LayoutOptions layout, string id = "")
{
iiEditor iiEditTextBox = new iiEditor
{
HorizontalOptions = layout,
HeightRequest = 200,
WidthRequest = 400,
ClassId=id,
};
iiEditTextBox.SetBinding(Editor.TextProperty, propertyName);
return iiEditTextBox;
}
public static View CreateEditorFor(string propertyName, LayoutOptions layout)
{
Editor iiEditTextBox = new Editor
{
HorizontalOptions = layout,
BackgroundColor = Helper.Color.iiPurple.ToFormsColor(),
HeightRequest = 200,
WidthRequest = 400,
};
iiEditTextBox.SetBinding(Editor.TextProperty, propertyName);
return iiEditTextBox;
}
internal override void ComputeConstraintForView(View view)
{
LayoutOptions vOptions = view.VerticalOptions;
LayoutOptions hOptions = view.HorizontalOptions;
var result = LayoutConstraint.None;
if (_rows == null || _columns == null)
{
EnsureRowsColumnsInitialized();
}
if (vOptions.Alignment == LayoutAlignment.Fill)
{
int row = GetRow(view);
int rowSpan = GetRowSpan(view);
List <RowDefinition> rowDefinitions = _rows;
var canFix = true;
for (int i = row; i < row + rowSpan && i < rowDefinitions.Count; i++)
{
GridLength height = rowDefinitions[i].Height;
if (height.IsAuto)
{
canFix = false;
break;
}
if ((Constraint & LayoutConstraint.VerticallyFixed) == 0 && height.IsStar)
{
canFix = false;
break;
}
}
if (canFix)
{
result |= LayoutConstraint.VerticallyFixed;
}
}
if (hOptions.Alignment == LayoutAlignment.Fill)
{
int col = GetColumn(view);
int colSpan = GetColumnSpan(view);
List <ColumnDefinition> columnDefinitions = _columns;
var canFix = true;
for (int i = col; i < col + colSpan && i < columnDefinitions.Count; i++)
{
GridLength width = columnDefinitions[i].Width;
if (width.IsAuto)
{
canFix = false;
break;
}
if ((Constraint & LayoutConstraint.HorizontallyFixed) == 0 && width.IsStar)
{
canFix = false;
break;
}
}
if (canFix)
{
result |= LayoutConstraint.HorizontallyFixed;
}
}
view.ComputedConstraint = result;
}
/// <summary>
/// Searches the vertical options changed.
/// </summary>
/// <param name="obj">The object.</param>
/// <param name="oldValue">The old value.</param>
/// <param name="newValue">The new value.</param>
private static void SearchVerticalOptionsChanged(BindableObject obj, LayoutOptions oldValue, LayoutOptions newValue)
{
var autoCompleteView = obj as AutoCompleteView;
if (autoCompleteView != null)
{
autoCompleteView._btnSearch.VerticalOptions = newValue;
}
}
internal override void ComputeConstraintForView(View view)
{
LayoutOptions vOptions = view.VerticalOptions;
LayoutOptions hOptions = view.HorizontalOptions;
var result = LayoutConstraint.None;
// grab a snapshot of this grid's structure for computing the constraints
var structure = new GridStructure(this);
if (vOptions.Alignment == LayoutAlignment.Fill)
{
int row = GetRow(view);
int rowSpan = GetRowSpan(view);
List<RowDefinition> rowDefinitions = structure.Rows;
var canFix = true;
for (int i = row; i < row + rowSpan && i < rowDefinitions.Count; i++)
{
GridLength height = rowDefinitions[i].Height;
if (height.IsAuto)
{
canFix = false;
break;
}
if ((Constraint & LayoutConstraint.VerticallyFixed) == 0 && height.IsStar)
{
canFix = false;
break;
}
}
if (canFix)
result |= LayoutConstraint.VerticallyFixed;
}
if (hOptions.Alignment == LayoutAlignment.Fill)
{
int col = GetColumn(view);
int colSpan = GetColumnSpan(view);
List<ColumnDefinition> columnDefinitions = structure.Columns;
var canFix = true;
for (int i = col; i < col + colSpan && i < columnDefinitions.Count; i++)
{
GridLength width = columnDefinitions[i].Width;
if (width.IsAuto)
{
canFix = false;
break;
}
if ((Constraint & LayoutConstraint.HorizontallyFixed) == 0 && width.IsStar)
{
canFix = false;
break;
}
}
if (canFix)
result |= LayoutConstraint.HorizontallyFixed;
}
view.ComputedConstraint = result;
}
/// <summary>
/// Texts the horizontal options changed.
/// </summary>
/// <param name="obj">The object.</param>
/// <param name="oldValue">The old value.</param>
/// <param name="newValue">The new value.</param>
private static void TextHorizontalOptionsChanged(BindableObject obj, LayoutOptions oldValue, LayoutOptions newValue)
{
var autoCompleteView = obj as AutoCompleteView;
if (autoCompleteView != null)
{
autoCompleteView._entText.VerticalOptions = newValue;
}
}
public static Label GenerateLabelWithLayoutOption(string text, LayoutOptions layoutOption)
{
return new Label
{
Text = text,
HorizontalOptions = LayoutOptions.StartAndExpand,
TextColor = DefaultAppStyles.DefaultTextColor,
FontSize = DefaultAppStyles.DefaultFontSize,
};
}
public View CreateButtonFor(string propertyName, LayoutOptions layout, string id = "")
{
iiButton iiButton = new iiButton
{
//HorizontalOptions = LayoutOptions.FillAndExpand,
// Image=(FileImageSource)ImageSource.FromFile(imgscr),
BackgroundColor = Xamarin.Forms.Color.Transparent,
BorderColor = Xamarin.Forms.Color.White,
BorderWidth = 2,
WidthRequest = 70,
HeightRequest = 40,
HorizontalOptions = layout,
ClassId = id,
};
//iiButton.SetBinding(Button.TextColorProperty, propertyName);
return iiButton;
}
public static View CreateEntryFor(string propertyName, Color color, LayoutOptions layout)
{
Entry iiEditTextBox = new Entry
{
HorizontalOptions = LayoutOptions.FillAndExpand,
TextColor = color.ToFormsColor(),
Placeholder = propertyName,
HeightRequest = 300,
};
iiEditTextBox.SetBinding(Entry.TextProperty, propertyName);
return iiEditTextBox;
}