/// <summary>
/// Run Query & return any error message
/// </summary>
/// <param name="query"></param>
/// <param name="queryDest"></param>
/// <param name="outputFormContext"></param>
/// <param name="browseExistingResults">If true browse existing results</param>
/// <param name="suppressNoDataMessage"></param>
/// <returns>Command command or an error message</command></returns>
public static string RunQuery(
Query query,
OutputDest outputDest,
OutputFormContext outputFormContext,
ExitingQueryResultsDelegate exitingQueryResultsCallBack = null,
bool browseExistingResults = false,
bool suppressNoDataMessage = false
)
{
ResultsFormat rf = new ResultsFormat();
rf.OutputDestination = outputDest;
rf.OutputFormContext = outputFormContext;
rf.CustomExitingQueryResultsCallback = exitingQueryResultsCallBack;
rf.SuppressNoDataMessage = suppressNoDataMessage;
string response = RunQuery2(query, rf, browseExistingResults);
query.UseResultKeys = false; // turn off use of keys
if (response != "" && !response.ToLower().StartsWith("command") && !suppressNoDataMessage)
{
MessageBoxMx.Show(
response, UmlautMobius.String,
MessageBoxButtons.OK, MessageBoxIcon.Information);
response = "Command EditQuery";
}
return(response);
}
/// <summary>
/// Check if CustomExitingQueryResultsCallback is defined
/// </summary>
/// <param name="ctl"></param>
/// <returns></returns>
public static bool IsCustomExitingQueryResultsCallbackDefined(
Control ctl)
{
QueryResultsControl qrc;
ExitingQueryResultsDelegate callback = GetCustomExitingQueryResultsCallback(ctl, out qrc);
return(callback != null);
}
static void CallCustomExitingQueryResultsCallback(object arg)
{
object[] args = arg as object[];
ExitingQueryResultsDelegate callback = args[0] as ExitingQueryResultsDelegate;
ExitingQueryResultsParms p = args[1] as ExitingQueryResultsParms;
callback(p);
}
/// <summary>
/// Get any CustomExitingQueryResultsCallback associated with the supplied control
/// </summary>
/// <param name="qrcContainingCtl"></param>
/// <returns></returns>
public static ExitingQueryResultsDelegate GetCustomExitingQueryResultsCallback(
Control qrcContainingCtl,
out QueryResultsControl qrc,
bool clearValueAfterGetting = false)
{
QueryManager qm;
if (!TryGetQrcAndQm(qrcContainingCtl, out qrc, out qm))
{
return(null);
}
ExitingQueryResultsDelegate callback = qm?.ResultsFormat?.CustomExitingQueryResultsCallback; // get any callback ref
if (clearValueAfterGetting && callback != null) // clear call back so not called agin
{
qm.ResultsFormat.CustomExitingQueryResultsCallback = null;
}
return(callback);
}
/// <summary>
/// Look for a parent QueryResultsControl and see if the EditQueryButtonClicked method is defined and call it if so
/// </summary>
/// <param name="ctl"></param>
/// <returns></returns>
public static bool TryCallCustomExitingQueryResultsCallback(
Control ctl,
ExitingQueryResultsType exitType)
{
QueryResultsControl qrc;
ExitingQueryResultsDelegate callback = GetCustomExitingQueryResultsCallback(ctl, out qrc, true);
if (callback == null)
{
return(false);
}
ExitingQueryResultsParms p = new ExitingQueryResultsParms();
p.Qrc = qrc;
p.ExitType = exitType;
object[] arg = new object[] { callback, p };
DelayedCallback.Schedule(CallCustomExitingQueryResultsCallback, arg); // call after return from this event
return(true);
}