private void textBox_MouseMove(object sender, MouseEventArgs e)
{
int charIndex = textBox.GetCharIndexFromPosition(e.Location);
int line = textBox.GetLineFromCharIndex(charIndex);
if (textBox.Lines.Length <= line)
{
return;
}
if (mI18nTooltipLine == line)
{
return;
}
i18nTooltip.Hide(textBox);
mI18nTooltipLine = line;
string lineString = textBox.Lines[line];
Regex matcher = new Regex(@"i18n\(([^)]+)\)");
Match locMatch = matcher.Match(lineString);
if (locMatch.Success)
{
mI18nLocKey = locMatch.Groups[1].Value;
string translated = ModuleDataManager.GetInstance().LocalizeString(mI18nLocKey);
translated = JsonHelper.WordWrap(translated, 100);
i18nTooltip.Show(translated, textBox, e.Location);
}
else
{
i18nTooltip.Hide(textBox);
mI18nLocKey = null;
}
}
private Tuple <string, int> GetTooltipAt(int x, int y)
{
// Translate mouse x,y to character position.
var position = this.textBox.CharPositionFromPoint(x, y);
var line = this.textBox.LineFromPosition(position);
// Sometimes CharPositionFromPoint() returns out of range values (looks like when replacing few lines with many).
if (position < 0 || position >= textBox.Text.Length)
{
return(new Tuple <string, int>(null, kAnchorNone));
}
// Are we are hovering over an error icon in the margin?
var isInErrorMargin = x > textBox.Margins[0].Width && x <= textBox.Margins[0].Width + textBox.Margins[kErrorMarginNumber].Width;
if (isInErrorMargin && validationErrors != null && validationErrors.ContainsKey(line))
{
return(new Tuple <string, int>(WordWrapString(validationErrors[line]), kAnchorError));
}
// Are we hovering over an indicator?
var currentAnchor = this.getIndicatorStartPosition(position);
var hoveredIndicator = this.getIndicatorAt(position);
if (hoveredIndicator == kFileIndicator)
{
return(new Tuple <string, int>("Ctrl-click to open file.", currentAnchor));
}
else if (hoveredIndicator == kI18nIndicator)
{
var locKey = this.getLocKey(position);
if (string.IsNullOrEmpty(locKey))
{
return(new Tuple <string, int>("No such i18n entry found!", currentAnchor));
}
mI18nLocKey = locKey;
try
{
// Translate and display it as a tip.
var translated = ModuleDataManager.GetInstance().LocalizeString(locKey);
translated = JsonHelper.WordWrap(translated, 100).Trim();
return(new Tuple <string, int>(translated + "\n\nCtrl-click to edit.", currentAnchor));
}
catch (Exception)
{
return(new Tuple <string, int>($"(Uncaught exception while trying to find i18n for {locKey})", currentAnchor));
}
}
// For JSON, display tips about the property or value being hovered over.
if (jsonSuggester != null && !char.IsWhiteSpace(textBox.Text[position]))
{
var contextParsingPosition = position;
// Find a following (or as a fallback, preceding) colon or open square bracket on the same line.
// Could fail for colons/brackets embedded in strings, but that's good enough for now.
while (contextParsingPosition < textBox.Lines[line].EndPosition &&
(textBox.Text[contextParsingPosition] != ':' && textBox.Text[contextParsingPosition] != '['))
{
contextParsingPosition++;
}
if (contextParsingPosition == textBox.Lines[line].EndPosition)
{
contextParsingPosition = position;
while (contextParsingPosition >= textBox.Lines[line].Position &&
(textBox.Text[contextParsingPosition] != ':' && textBox.Text[contextParsingPosition] != '['))
{
contextParsingPosition--;
}
}
if (contextParsingPosition >= 0 && (textBox.Text[contextParsingPosition] != ':' || textBox.Text[contextParsingPosition] != '['))
{
var context = jsonSuggester.ParseOutContext(contextParsingPosition + 1, 0);
if (context.IsValid)
{
var targetSchemas = JsonSchemaTools.GetSchemasForPath(jsonValidationSchema, context.Path, context.ObjectAroundCursor, context.ActivePropertyName);
if (targetSchemas.Count > 0)
{
var schemaDescriptions = new HashSet <string>(targetSchemas.Select(
annotated => JsonSchemaTools.DescribeSchema(annotated) +
(annotated.Description != null ? "\n" + annotated.Description : "")));
var tipText = context.ActivePropertyName ?? context.Path.LastOrDefault() ?? "0";
if (schemaDescriptions.Count == 1)
{
tipText = (tipText == "0" ? "" : tipText + ": ") + schemaDescriptions.First();
}
else
{
tipText = (tipText == "0" ? "One" : tipText + ", one") +
" of:\n- " + string.Join("\n- ", schemaDescriptions.Select(s => s.Replace("\n", "\n ")));
}
return(new Tuple <string, int>(WordWrapString(tipText), contextParsingPosition));
}
}
}
}
return(new Tuple <string, int>(null, kAnchorNone));
}