/// <summary>
/// Gets debugger tooltip information for the specified position.
/// A descriptive string for the element or a DebuggerTooltipControl
/// showing its current value (when in debugging mode) can be returned
/// through the ToolTipRequestEventArgs.SetTooltip() method.
/// </summary>
public static void HandleToolTipRequest(ToolTipRequestEventArgs e)
{
if (!e.InDocument)
{
return;
}
var logicPos = e.LogicalPosition;
var doc = (TextDocument)e.Editor.Document;
var line = doc.GetLineByNumber(logicPos.Line);
if (line.Offset + logicPos.Column >= doc.TextLength)
{
return;
}
var c = doc.GetText(line.Offset + logicPos.Column, 1);
if (string.IsNullOrEmpty(c) || c == "\n" || c == "\t")
{
return;
}
string variable =
ParserService.SimpleParseAt(doc.Text, doc.GetOffset(new TextLocation(logicPos.Line, logicPos.Column)));
if (currentDebugger == null || !currentDebugger.IsDebugging || !currentDebugger.CanEvaluate)
{
e.ContentToShow = null;
}
else
{
try {
e.ContentToShow = currentDebugger.GetTooltipControl(e.LogicalPosition, variable);
} catch {
return;
}
}
}
/// <summary>
/// Gets debugger tooltip information for the specified position.
/// A descriptive string for the element or a DebuggerTooltipControl
/// showing its current value (when in debugging mode) can be returned
/// through the ToolTipRequestEventArgs.SetTooltip() method.
/// </summary>
public static void HandleToolTipRequest(ToolTipRequestEventArgs e)
{
if (!e.InDocument)
{
return;
}
var logicPos = e.LogicalPosition;
var doc = (TextDocument)e.Editor.Document;
var line = doc.GetLineByNumber(logicPos.Line);
if (line.Offset + logicPos.Column >= doc.TextLength)
{
return;
}
var c = doc.GetText(line.Offset + logicPos.Column, 1);
if (string.IsNullOrEmpty(c) || c == "\n" || c == "\t")
{
return;
}
string variable =
ParserService.SimpleParseAt(doc.Text, doc.GetOffset(new TextLocation(logicPos.Line, logicPos.Column)));
if (currentDebugger == null || !currentDebugger.IsDebugging || !currentDebugger.CanEvaluate)
{
e.ContentToShow = null;
}
else
{
try {
e.ContentToShow = currentDebugger.GetTooltipControl(e.LogicalPosition, variable);
} catch {
return;
}
}
// FIXME Do proper parsing
//
// using (var sr = new StringReader(doc.Text))
// {
// var parser = new CSharpParser();
// parser.Parse(sr);
//
// IExpressionFinder expressionFinder = ParserService.GetExpressionFinder();
// if (expressionFinder == null)
// return;
// var currentLine = doc.GetLine(logicPos.Y);
// if (logicPos.X > currentLine.Length)
// return;
// string textContent = doc.Text;
// ExpressionResult expressionResult = expressionFinder.FindFullExpression(textContent, doc.GetOffset(new TextLocation(logicPos.Line, logicPos.Column)));
// string expression = (expressionResult.Expression ?? "").Trim();
// if (expression.Length > 0) {
// // Look if it is variable
// ResolveResult result = ParserService.Resolve(expressionResult, logicPos.Y, logicPos.X, e.Editor.FileName, textContent);
// bool debuggerCanShowValue;
// string toolTipText = GetText(result, expression, out debuggerCanShowValue);
// if (Control.ModifierKeys == Keys.Control) {
// toolTipText = "expr: " + expressionResult.ToString() + "\n" + toolTipText;
// debuggerCanShowValue = false;
// }
// if (toolTipText != null) {
// if (debuggerCanShowValue && currentDebugger != null) {
// object toolTip = currentDebugger.GetTooltipControl(e.LogicalPosition, expressionResult.Expression);
// if (toolTip != null)
// e.SetToolTip(toolTip);
// else
// e.SetToolTip(toolTipText);
// } else {
// e.SetToolTip(toolTipText);
// }
// }
// }
// else {
// #if DEBUG
// if (Control.ModifierKeys == Keys.Control) {
// e.SetToolTip("no expr: " + expressionResult.ToString());
// }
// #endif
// }
// }
}
