質問編集履歴
2
text1の小文字を大文字に変更
test
CHANGED
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File without changes
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test
CHANGED
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@@ -24,8 +24,8 @@
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24
24
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<StackPanel Orientation="Vertical">
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25
25
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<!-- TextBox x:Name="Text1" />
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26
26
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<TextBox x:Name="Text2" / -->
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27
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-
<TextBox x:Name="Text1" Text="{Binding
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27
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+
<TextBox x:Name="Text1" Text="{Binding Text1,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}"/>
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28
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-
<TextBox x:Name="Text2" Text="{Binding
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28
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+
<TextBox x:Name="Text2" Text="{Binding Text2,Mode=TwoWay,UpdateSourceTrigger=Explicit}"/>
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29
29
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</StackPanel>
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30
30
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</Grid>
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31
31
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</Window>
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1
DataContextを追加
test
CHANGED
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File without changes
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test
CHANGED
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@@ -43,6 +43,7 @@
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43
43
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public MainWindow()
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44
44
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{
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45
45
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InitializeComponent();
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46
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+
DataContext = new MyViewModel();
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46
47
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47
48
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Text1.Text = "test1";
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48
49
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Text2.Text = "test2";
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@@ -52,6 +53,45 @@
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52
53
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be.UpdateSource();
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53
54
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be = Text2.GetBindingExpression(TextBox.TextProperty);
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54
55
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be.UpdateSource();
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56
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+
}
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57
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+
}
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58
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+
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59
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+
// DataContext
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60
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+
public class MyViewModel : INotifyPropertyChanged
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61
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+
{
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62
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+
private string _text1;
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63
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+
public string Text1
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|
64
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+
{
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65
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+
get { return _text1; }
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66
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+
set
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67
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+
{
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68
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+
if (_text1 != value)
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69
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+
{
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70
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+
_text1 = value;
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71
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+
OnPropertyChanged("Text1");
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72
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+
}
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73
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+
}
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74
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+
}
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75
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+
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76
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+
private string _text2;
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|
77
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+
public string Text2
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|
78
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+
{
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79
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get { return _text2; }
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|
80
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+
set
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|
81
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+
{
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|
82
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+
if (_text2 != value)
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|
83
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+
{
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84
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+
_text2 = value;
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85
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+
OnPropertyChanged("Text2");
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86
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+
}
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87
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+
}
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88
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+
}
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89
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+
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90
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+
public event PropertyChangedEventHandler PropertyChanged;
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91
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+
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92
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+
protected void OnPropertyChanged(string propertyName)
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93
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+
{
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94
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+
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
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55
95
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}
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56
96
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}
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57
97
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}
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