Doc: QtDemo now gives error message when example doc cannot be loaded

    Task-number: QTBUG-16004
    Reviewed-by: Richard Moe Gustavsen
(cherry picked from commit 07ce2c31c3e020ad7c5ea4d7cc94296b6860adac)

1 files changed, 4 insertions, 2 deletions

diff --git a/demos/qtdemo/examplecontent.cpp b/demos/qtdemo/examplecontent.cpp
index 64737c3..5385259 100644
--- a/demos/qtdemo/examplecontent.cpp
+++ b/demos/qtdemo/examplecontent.cpp
@@ -83,8 +83,10 @@ QString ExampleContent::loadDescription()
     int errorLine, errorColumn;
 
     QDomDocument exampleDoc;
-    if (!exampleDoc.setContent(ba, false, &errorMsg, &errorLine, &errorColumn)) {
-        qDebug() << errorMsg << errorLine << errorColumn;
+    if (ba.isEmpty()) {
+        qDebug() << "No documentation found for" << name << "Is the documentation built?";
+    } else if (!exampleDoc.setContent(ba, false, &errorMsg, &errorLine, &errorColumn)) {
+        qDebug() << "Error loading documentation for " << name << ": " << errorMsg << errorLine << errorColumn;
     }
 
     QDomNodeList paragraphs = exampleDoc.elementsByTagName("p");