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Binding picker

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This commit is contained in:
Yan Maniez 2019-04-11 02:34:37 +02:00
parent bb18b4b612
commit 5c4e100b16
4 changed files with 95 additions and 22 deletions
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6
AideDeJeu/AideDeJeu/ViewModels/PickerViewModel.cs
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@ -8,7 +8,7 @@ namespace AideDeJeu.ViewModels
public class PickerViewModel<T> : BaseViewModel where T:class
{
private string _Title = null;
public string Title
public new string Title
{
get
{
@ -20,8 +20,8 @@ namespace AideDeJeu.ViewModels
}
}
private List<T> _Items = null;
public List<T> Items
private System.Collections.IEnumerable _Items = null;
public System.Collections.IEnumerable Items
{
get
{

4
AideDeJeu/AideDeJeu/Views/PlayerCharacterEditorPage.xaml
View file

@ -74,7 +74,9 @@
<views:StringPickerView />
<!--<views:StringPickerView Title="Trait de personnalité" IsVisible="{Binding PersonalityTraits.IsSuccessfullyCompleted}" ItemsSource="{Binding PersonalityTraits.Result}" />-->
<views:StringPickerView BindingContext="{Binding}" Title="Trait de personnalité" IsVisible="{Binding PersonalityIdeals.IsSuccessfullyCompleted}" ItemsSource="{Binding PersonalityIdeals.Result}" />
<!--SelectedItem="{Binding SelectedPlayerCharacter.PersonalityTrait, Mode=TwoWay}"-->
<Button Visual="Material" IsVisible="{Binding PersonalityIdeals.IsSuccessfullyCompleted}" Text="Idéal" Command="{Binding PersonalityIdealPickerCommand}" CommandParameter="{Binding PersonalityIdeals.Result}" />
<mdview:MarkdownView Theme="{StaticResource MonsterMarkdownTheme}" IsVisible="{Binding PersonalityIdeals.IsSuccessfullyCompleted}" HorizontalOptions="FillAndExpand" Markdown="{Binding SelectedPlayerCharacter.PersonalityIdeal}" />

34
AideDeJeu/AideDeJeu/Views/StringPickerView.xaml
View file

@ -1,23 +1,27 @@
<?xml version="1.0" encoding="UTF-8"?>
<ContentView xmlns="http://xamarin.com/schemas/2014/forms"
<StackLayout xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:tools="clr-namespace:AideDeJeu.Tools"
xmlns:mdview="clr-namespace:Xam.Forms.Markdown"
x:Class="AideDeJeu.Views.StringPickerView">
<ContentView.Resources>
x:Class="AideDeJeu.Views.StringPickerView"
x:Name="this">
<StackLayout.Resources>
<ResourceDictionary>
<tools:MonsterMarkdownTheme x:Key="MonsterMarkdownTheme" />
<tools:NullToFalseConverter x:Key="NullToFalseConverter" />
</ResourceDictionary>
</ContentView.Resources>
<ContentView.Content>
<StackLayout IsVisible="{Binding PersonalityTraits.IsSuccessfullyCompleted}">
<mdview:MarkdownView Theme="{StaticResource MonsterMarkdownTheme}" Markdown="## [Trait de personnalité](#)" IsEnabled="False" />
<mdview:MarkdownView Theme="{StaticResource MonsterMarkdownTheme}" Markdown="{Binding SelectedPlayerCharacter.PersonalityTrait}" />
<StackLayout.GestureRecognizers>
<ClickGestureRecognizer Command="{Binding PersonalityTraitPickerCommand}" CommandParameter="{Binding PersonalityTraits.Result}" />
<TapGestureRecognizer Command="{Binding PersonalityTraitPickerCommand}" CommandParameter="{Binding PersonalityTraits.Result}" />
</StackLayout.GestureRecognizers>
</StackLayout>
</ContentView.Content>
</ContentView>
</StackLayout.Resources>
<mdview:MarkdownView Theme="{StaticResource MonsterMarkdownTheme}" Markdown="{Binding Title, Source={x:Reference this}, StringFormat='## [{0}](#)'}" IsEnabled="False" />
<!--<mdview:MarkdownView Theme="{StaticResource MonsterMarkdownTheme}" Markdown="{Binding SelectedItem, Source={x:Reference this}}" />-->
<StackLayout BindableLayout.ItemsSource="{Binding ItemsSource, Source={x:Reference this}}">
<BindableLayout.ItemTemplate>
<DataTemplate>
<Label Text="{Binding}" />
</DataTemplate>
</BindableLayout.ItemTemplate>
</StackLayout>
<StackLayout.GestureRecognizers>
<ClickGestureRecognizer Command="{Binding PickerCommand, Source={x:Reference this}}" CommandParameter="{Binding ItemsSource, Source={x:Reference this}}" />
<TapGestureRecognizer Command="{Binding PickerCommand, Source={x:Reference this}}" CommandParameter="{Binding ItemsSource, Source={x:Reference this}}" />
</StackLayout.GestureRecognizers>
</StackLayout>

73
AideDeJeu/AideDeJeu/Views/StringPickerView.xaml.cs
View file

@ -1,20 +1,87 @@
using System;
using AideDeJeu.ViewModels;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Input;
using Xamarin.Forms;
using Xamarin.Forms.Xaml;
namespace AideDeJeu.Views
{
[XamlCompilation(XamlCompilationOptions.Compile)]
public partial class StringPickerView : ContentView
public partial class StringPickerView : StackLayout
{
public MainViewModel Main
{
get
{
return DependencyService.Get<MainViewModel>();
}
}
public StringPickerView()
{
InitializeComponent();
BindingContext = this;
}
public string Title
{
get { return (string)GetValue(TitleProperty); }
set { SetValue(TitleProperty, value); }
}
public static readonly BindableProperty TitleProperty = BindableProperty.Create(
nameof(Title),
typeof(string),
typeof(StringPickerView),
defaultValue: default(string));
public string SelectedItem
{
get { return (string)GetValue(SelectedItemProperty); }
set { SetValue(SelectedItemProperty, value); }
}
public static readonly BindableProperty SelectedItemProperty = BindableProperty.Create(
nameof(SelectedItem),
typeof(string),
typeof(StringPickerView),
defaultValue: default(string),
defaultBindingMode: BindingMode.TwoWay);
public System.Collections.IEnumerable ItemsSource
{
get { return (System.Collections.IEnumerable)GetValue(ItemsSourceProperty); }
set { SetValue(ItemsSourceProperty, value); }
}
//public static readonly BindableProperty ItemsSourceProperty = BindableProperty.Create(
// nameof(ItemsSource),
// typeof(System.Collections.IList),
// typeof(StringPickerView),
// defaultValue: new List<string>());
public static readonly BindableProperty ItemsSourceProperty =
BindableProperty.Create(
nameof(ItemsSource),
typeof(System.Collections.IEnumerable),
typeof(StringPickerView),
default(System.Collections.IEnumerable));
public ICommand PickerCommand
{
get
{
return new Command<System.Collections.IList>(async (strings) => SelectedItem = await ExecuteStringPickerCommandAsync(strings));
}
}
private async Task<string> ExecuteStringPickerCommandAsync(System.Collections.IEnumerable strings)
{
var picker = new Views.StringPicker();
var vm = picker.ViewModel;
vm.Items = strings;
await Main.Navigator.Navigation.PushModalAsync(picker, true);
var result = await vm.PickValueAsync();
await Main.Navigator.Navigation.PopModalAsync(true);
return result;
}
}
}