private void searchBox_TextChanged(object sender, TextChangedEventArgs e)
{
WordEntry result = viewModel.Search(this.searchBox.Text);
if (result == null)
{
return;
}
var selectedItem = this.wordList.SelectedItem as WordEntry;
var pos = result.CompareTo(selectedItem);
if (pos != 0)
{
this.wordList.SelectedItem = result;
//little trick
var viewIndex = this.wordList.SelectedIndex + (pos > 0 ? 1 : -1) * 5;
if (viewIndex < 0)
{
viewIndex = 0;
}
if (viewIndex >= this.viewModel.Dict.Count)
{
viewIndex = this.viewModel.Dict.Count - 1;
}
var viewItem = this.viewModel.Dict[viewIndex];
this.wordList.ScrollIntoView(viewItem);
}
}
private void DisplayHelp()
{
if (!string.IsNullOrEmpty(this.viewModel.DbPath))
{
return;
}
string usage = @"<h1>How to use</h1>
<ol>
<li>Drag a StarDict DB file to the toolbar to load it.</li>
<li>or Drag a StarDict IDX file to the toolbar to convert it to SQLite DB or load it if already converted.</li>
</ol>
";
string usage_zh = @"<h1>用法说明</h1>
<ol>
<li>拖放一个 StarDict DB 文件到工具栏上即可。</li>
<li>或拖放一个 StarDict IDX 文件到工具栏上， 即可转换成 SQLite DB 文件或调入已经转换好的。</li>
</ol>
";
WordEntry help = new WordEntry {
word = "help", content = usage + usage_zh
};
this.contentView.NavigateToString(this.viewModel.MakeContent(help));
}
public WordEntry ReadIfoEntry(string word)
{
if (string.IsNullOrWhiteSpace(word))
{
return(null);
}
WordEntry result = null;
using var command = conn.CreateCommand();
command.CommandText = @"select word, content from ifo WHERE word=$word";
command.Parameters.AddWithValue("$word", word);
using var reader = command.ExecuteReader();
//First
if (reader.Read())
{
result = new WordEntry {
word = word
};
result.content = reader.GetString(1);
}
return(result);
}