private void SearchButton_Click(object sender, RoutedEventArgs e)
{
FileManager.itemViewHolder.IsBackButtonEnabled = true;
FileManager.itemViewHolder.SearchButtonVisibility = false;
FileManager.itemViewHolder.SearchAutoSuggestBoxVisibility = true;
// slightly delay setting focus
Task.Factory.StartNew(
() => Dispatcher.RunAsync(CoreDispatcherPriority.Low,
() => SearchAutoSuggestBox.Focus(FocusState.Programmatic)));
}
/// <summary>
/// 语音搜索
/// </summary>
/// <param name="searchItem">搜索内容</param>
public async void VoiceSearch(string searchItem)
{
SuggestBoxItem suggestBoxItem = null;
await Global.SetAutoSuggestBoxItem();
var searchItemToLower = searchItem.Trim().ToLower();
if (string.IsNullOrEmpty(searchItemToLower))
{
return;
}
for (var i = Global.AutoSuggestBoxItem.Count - 1; i >= 0; i--)
{
if (Global.AutoSuggestBoxItem[i].Name.ToLower().IndexOf(searchItemToLower, StringComparison.Ordinal) < 0 && Global.AutoSuggestBoxItem[i].EnName.ToLower().IndexOf(searchItemToLower, StringComparison.Ordinal) < 0)
{
Global.AutoSuggestBoxItem.Remove(Global.AutoSuggestBoxItem[i]);
}
}
if (Global.AutoSuggestBoxItem.Count == 0)
{
SearchAutoSuggestBox.Text = "";
var dialog = new ContentDialog
{
Title = "搜索错误！",
Content = "未找到“" + searchItem + "”",
PrimaryButtonText = "确定",
FullSizeDesired = false
};
Global.ShowDialog(dialog);
}
else if (Global.AutoSuggestBoxItem.Count == 1)
{
suggestBoxItem = Global.AutoSuggestBoxItem[0];
SearchAutoSuggestBox.Text = searchItem;
}
else if (Global.AutoSuggestBoxItem.Count > 1)
{
SearchAutoSuggestBox.Text = searchItem;
SearchAutoSuggestBox.Focus(FocusState.Programmatic);
}
// 搜索结果唯一时suggestBoxItem获得数据
if (suggestBoxItem != null)
{
AutoSuggestNavigate(new SearchExtraData
{
SourcePath = suggestBoxItem.SourcePath,
Picture = suggestBoxItem.Picture,
Category = suggestBoxItem.Category
});
}
}
/// <summary>
/// 搜索框查询提交事件
/// </summary>
private void SearchAutoSuggestBox_QuerySubmitted(AutoSuggestBox sender, AutoSuggestBoxQuerySubmittedEventArgs args)
{
Global.AutoSuggestBoxItem.Clear();
foreach (var item in Global.AutoSuggestBoxItemSource)
{
Global.AutoSuggestBoxItem.Add(item);
}
var str = sender.Text.Trim().ToLower();
if (string.IsNullOrEmpty(str))
{
return;
}
for (var i = Global.AutoSuggestBoxItem.Count - 1; i >= 0; i--)
{
if (Global.AutoSuggestBoxItem[i].Name.ToLower().IndexOf(str, StringComparison.Ordinal) < 0 && Global.AutoSuggestBoxItem[i].EnName.ToLower().IndexOf(str, StringComparison.Ordinal) < 0)
{
Global.AutoSuggestBoxItem.Remove(Global.AutoSuggestBoxItem[i]);
}
}
if (sender.Items != null && sender.Items.Count != 0 && args.ChosenSuggestion == null)
{
if (Global.AutoSuggestBoxItem.Count > 1)
{
SearchAutoSuggestBox.Focus(FocusState.Programmatic);
}
else
{
var suggestBoxItem = (SuggestBoxItem)sender.Items[0];
if (suggestBoxItem != null)
{
AutoSuggestNavigate(new SearchExtraData
{
SourcePath = suggestBoxItem.SourcePath,
Picture = suggestBoxItem.Picture,
Category = suggestBoxItem.Category
});
SearchAutoSuggestBox.Text = suggestBoxItem.Name;
}
}
}
}
