/// <summary>
/// This method evaluates the expression synchronously.
/// </summary>
public int EvaluateSync(enum_EVALFLAGS dwFlags, uint dwTimeout, IDebugEventCallback2 pExprCallback,
out IDebugProperty2 ppResult)
{
ppResult = null;
if (string.IsNullOrEmpty(_castExpr))
{
var reg = _stackFrame.GetRegistersAsync().Await((int)dwTimeout)
.FirstOrDefault(r => r.Name == _registerType + _index);
if (reg != null)
{
ppResult = new DebugStackFrameValueProperty(reg, null, _stackFrame);
return(VSConstants.S_OK);
}
}
else
{
var tag = GetTagFromString(_castExpr);
if (!tag.IsPrimitive() && (dwFlags & enum_EVALFLAGS.EVAL_NOSIDEEFFECTS) != 0)
{
// this evaluation has "side effects" in that it might crash the VM
// if the cast is to "object" or "string", but the register does not
// hold an object or string.
ppResult = new DebugConstProperty(_expression, "(this cast might crash a DalvikVM if the register is not of the casted type)", _castExpr, null)
{
HasSideEffects = true
};
return(VSConstants.E_FAIL);
}
var regNames = _stackFrame.GetRegisterNamesAsync().Await((int)dwTimeout);
var vmIdx = regNames.GetVmIndex(_registerType == "p", _index);
if (vmIdx < 0)
{
return(VSConstants.E_FAIL);
}
var reg = _stackFrame.GetRegistersAsync(false, tag, vmIdx).Await((int)dwTimeout);
if (reg != null && reg.Count > 0)
{
ppResult = new DebugStackFrameValueProperty(reg[0], null, _stackFrame, _expression)
{
HasSideEffects = !tag.IsPrimitive()
};
return(VSConstants.S_OK);
}
}
return(VSConstants.E_FAIL);
}
/// <summary>
/// Create all child properties
/// </summary>
protected override List <DebugProperty> CreateChildren()
{
List <DebugProperty> list = new List <DebugProperty>();
var registers = _stackFrame.GetRegistersAsync().Await(DalvikProcess.VmTimeout);
foreach (var value in registers)
{
list.Insert(0, new DebugStackFrameValueProperty(value, this, _stackFrame)
{
ForceHexDisplay = _forceHexDisplay
});
}
list.Reverse();
return(list);
}
