public MainWindow()
{
escape = RxCommand.Create(EscapeImpl);
ViewDispatcher = new MainWindowViewDispatcher(this);
Title = "Craft";
WindowStartupLocation = WindowStartupLocation.CenterScreen;
InitializeComponent();
ViewDispatcher.RegisterLast <MainWindowState>(SetState);
// trigger ^ with anything set up already
ViewDispatcher.Dispatch(ViewDispatcher.LastState);
}
public SemanticEmoji(string shortCode, string description)
{
Emoji = MainWindowViewDispatcher.ShortCodeToEmoji(shortCode);
ShortCode = shortCode;
Description = description;
}
//private void Message_KeyUp(object sender, KeyEventArgs e)
//{
// if (e.Key == Key.Tab
// && !string.IsNullOrWhiteSpace(ViewDispatcher.LastState.SearchTerm.term)
// && !ViewDispatcher.LastState.Suggestions.IsEmpty)
// {
// ViewDispatcher.Dispatch(new SuggestionSelectedOperation(ViewDispatcher.LastState.Suggestions.First()));
// e.Handled = true;
// }
//}
private void Message_TextChanged(object sender, TextChangedEventArgs e)
{
if (string.IsNullOrWhiteSpace(message.Text))
{
ViewDispatcher.Dispatch(new CommitMessageEditOperation("", 0, 0, null));
return;
}
string newText = message.Text;
int currentIndex = message.SelectionStart;
string searchTerm = null;
foreach (var item in e.Changes)
{
currentIndex = item.Offset + item.AddedLength - 1;
if (item.AddedLength == 0 && item.RemovedLength > 0)
{
currentIndex = item.Offset - 1;
}
if (item.Offset == 0 && currentIndex == -1)
{
// removing the first character, no need to match emojis
// also, we want to keep currentIndex at -1 to cancel out the +1 we need
// for normal typing
break;
}
currentIndex = Math.Max(0, currentIndex);
bool checkedForWholeMatch = false;
int index = newText.LastIndexOf(':', currentIndex);
checkEmoji:
if (index >= 0)
{
string possibleEmoji = searchTerm = newText.Substring(index, currentIndex - index + 1);
if (possibleEmoji.EndsWith("\t") &&
!string.IsNullOrWhiteSpace(ViewDispatcher.LastState.SearchTerm.term) &&
!ViewDispatcher.LastState.Suggestions.IsEmpty)
{
ViewDispatcher.Dispatch(new SuggestionSelectedOperation(ViewDispatcher.LastState.Suggestions.First()));
return;
}
if (possibleEmoji == ":" && index > 0 && !checkedForWholeMatch)
{
index = newText.LastIndexOf(':', index - 1);
checkedForWholeMatch = true;
goto checkEmoji;
}
string emoji = MainWindowViewDispatcher.ShortCodeToEmoji(possibleEmoji);
if (emoji != possibleEmoji)
{
searchTerm = null;
newText = newText.Substring(0, index) + emoji + newText.Substring(currentIndex + 1);
currentIndex = index;
}
}
}
// TODO: would like to be able to continue to use tab to move to Done
//if (newText.Contains('\t'))
//{
// // the user pressed tab, while they were not performing a search ... move to the next button
// // and don't make that change
// ViewDispatcher.Dispatch(ViewDispatcher.LastState);
// submit.Focus();
// Keyboard.Focus(submit);
// return;
//}
ViewDispatcher.Dispatch(new CommitMessageEditOperation(newText, Math.Max(0, currentIndex + 1), currentIndex, searchTerm));
}
