回答編集履歴
1
文字入力時の挙動がおかしかったので、リストから選択したときのみ処理が走るように修正。
test
CHANGED
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@@ -76,39 +76,67 @@
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76
76
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77
77
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{
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78
78
|
|
|
79
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-
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|
79
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+
if (sender is ComboBox combo
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80
80
|
|
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81
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+
&& combo.Template.FindName("PART_EditableTextBox", combo) is TextBox textbox
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82
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+
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81
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-
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|
83
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+
&& textbox != null)
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82
84
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|
|
83
85
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{
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84
86
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|
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85
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-
var
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|
87
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+
SelectionChangedEventHandler combo_selectionchanged = null;
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86
88
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89
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+
RoutedEventHandler textbox_selectionchanged = null;
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|
90
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+
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|
91
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+
RoutedEventHandler combo_unloaded = null;
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|
92
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+
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93
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+
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|
94
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+
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|
87
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-
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|
95
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+
textbox_selectionchanged = (s2, e2) =>
|
|
88
96
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|
|
89
97
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{
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|
90
98
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|
|
91
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-
textbox.Selection
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|
99
|
+
if (textbox.SelectionLength != 0)
|
|
92
100
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|
|
93
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-
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|
101
|
+
{
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|
94
102
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|
|
95
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-
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|
103
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+
textbox.SelectionChanged -= textbox_selectionchanged;
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|
96
104
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|
|
105
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+
textbox.Select(0, 0);
|
|
106
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+
|
|
97
|
-
}
|
|
107
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+
}
|
|
108
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+
|
|
109
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+
};
|
|
98
110
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|
|
99
111
|
|
|
100
112
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|
|
101
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-
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|
113
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+
combo_selectionchanged = (s1, e1) =>
|
|
102
114
|
|
|
103
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-
{
|
|
115
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+
{
|
|
104
116
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|
|
105
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-
|
|
117
|
+
if (combo.IsDropDownOpen)
|
|
106
118
|
|
|
107
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-
|
|
119
|
+
textbox.SelectionChanged += textbox_selectionchanged;
|
|
108
120
|
|
|
109
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-
|
|
121
|
+
};
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|
110
122
|
|
|
123
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+
|
|
124
|
+
|
|
125
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+
combo_unloaded = (s3, e3) =>
|
|
126
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+
|
|
127
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+
{
|
|
128
|
+
|
|
111
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-
|
|
129
|
+
combo.SelectionChanged -= combo_selectionchanged;
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|
130
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+
|
|
131
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+
combo.Unloaded -= combo_unloaded;
|
|
132
|
+
|
|
133
|
+
};
|
|
134
|
+
|
|
135
|
+
|
|
136
|
+
|
|
137
|
+
combo.SelectionChanged += combo_selectionchanged;
|
|
138
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+
|
|
139
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+
combo.Unloaded += combo_unloaded;
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|
112
140
|
|
|
113
141
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}
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|
114
142
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