binding

问题 How to bind dictionary static data as dictionary key? My XAML code: <TextBlock x:Name="AxisXTextBlock" Width="37" Height="18" Margin="106,19,0,0" HorizontalAlignment="Left" VerticalAlignment="Top" FontFamily="Source Code Pro" Text="{Binding DataStructure.DictionaryOfValuesReadOnly[AXIS_X].IntValue, Mode=OneWay, UpdateSourceTrigger=PropertyChanged}" TextWrapping="Wrap" /> Class of static data for keys of dictionaries: public static class DataNames { public static string SomeDataName { get; } =

问题 How to bind dictionary static data as dictionary key? My XAML code: <TextBlock x:Name="AxisXTextBlock" Width="37" Height="18" Margin="106,19,0,0" HorizontalAlignment="Left" VerticalAlignment="Top" FontFamily="Source Code Pro" Text="{Binding DataStructure.DictionaryOfValuesReadOnly[AXIS_X].IntValue, Mode=OneWay, UpdateSourceTrigger=PropertyChanged}" TextWrapping="Wrap" /> Class of static data for keys of dictionaries: public static class DataNames { public static string SomeDataName { get; } =

问题 In a WPF application I have a style used for buttons: <Style TargetType="Button" x:Key="ButtonEllipse"> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="Button"> <StackPanel Orientation="Vertical"> <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" Margin="0 0 0 10"/> <Image x:Name="ButtonImage" HorizontalAlignment="Center" VerticalAlignment="Center" Stretch="None" Source="/MyProject;component/Images/ButtonEllipse.png"/> </StackPanel> <

问题 In a WPF application I have a style used for buttons: <Style TargetType="Button" x:Key="ButtonEllipse"> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="Button"> <StackPanel Orientation="Vertical"> <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" Margin="0 0 0 10"/> <Image x:Name="ButtonImage" HorizontalAlignment="Center" VerticalAlignment="Center" Stretch="None" Source="/MyProject;component/Images/ButtonEllipse.png"/> </StackPanel> <

问题 I am writing a WPF MVVM Application. I am trying to use a converter to display a contact name in the combobox. I do not think I can use the DisplayMemberPath since a "fullname" column does not exist. The ComboBox is being bound to a class within a class using Entity Framework. Given the following: .cs Files public class Car { public int CarId { get; set; } public string Make { get; set; } public string Model { get; set; } public string Year { get; set; } public Contact Owner { get; set; } }

问题 How can I define a TextBlock as FontStyle is Bold, via a Binding to a bool ? <TextBlock Text="{Binding Name}" FontStyle="???"> And I'd really like to bind it to public bool NewEpisodesAvailable { get { return _newEpisodesAvailable; } set { _newEpisodesAvailable = value; OnPropertyChanged(); } } Is there a way to achieve this, or should my Model property do the translation for me, instead of presenting a bool present the FontStyle directly? 回答1: You can achieve that via DataTrigger like this:

问题 I have a DataTemplate that represents AppBar buttons that I declare through a collection of custom AppBarCommand objects. public AppBarCommand(RelayCommand command, string buttonstyle) { Command = command; ButtonStyle = buttonstyle; } <DataTemplate> <Button Command="{Binding Command}" Style="{Binding ButtonStyle, Converter={StaticResource StringNameToStyleConverter}}"/> </DataTemplate> I would like to add a CommandParameter binding, but the parameter has to be the Button itself. This is so I

问题 I have a DataTemplate that represents AppBar buttons that I declare through a collection of custom AppBarCommand objects. public AppBarCommand(RelayCommand command, string buttonstyle) { Command = command; ButtonStyle = buttonstyle; } <DataTemplate> <Button Command="{Binding Command}" Style="{Binding ButtonStyle, Converter={StaticResource StringNameToStyleConverter}}"/> </DataTemplate> I would like to add a CommandParameter binding, but the parameter has to be the Button itself. This is so I

问题 I have a v-for loop that adds a section of divs to the page. On page load, the first one should be selected and then when you click another one, it should add the active class to the clicked div and remove the active class from the last div. I tried the following which does not work. Any suggestions? <div class="col-sm-6" v-for="(area, index) in areaSections"> <section class="monitoring-areas section" v-on:click="changeActive()"> <h3> Area {{index + 1}}: {{area.title}} <span class="section

问题 I have the following class: [Table] public class myClass { [Column(IsPrimaryKey = true)] public int ID { get; set; } [Column] public string Type { get; set; } } And the following code in order to load the data from my database table "myClass": static public readonly ObservableCollection<myClass> items; DataContext dataContext = new DataContext("Secret"); var ruleTable = dataContext.GetTable<myClass>(); IQueryable<Rule> custQuery = ruleTable.Select(tableName => tableName); items = new