Warn when trying to use ExclusiveGroups with partiallyCheckedEnabled.

It makes no sense to have partially checked boxes as part of an
exclusive group, and exclusive group doesn't support it.

Change-Id: I9658c247345bfc8e165ba11502691d1b4813ad54
Reviewed-by: Gabriel de Dietrich <gabriel.dedietrich@digia.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/src/controls/CheckBox.qml b/src/controls/CheckBox.qml
index c9f1b8f1..d2ee44ce 100644
--- a/src/controls/CheckBox.qml
+++ b/src/controls/CheckBox.qml
@@ -139,6 +139,20 @@ AbstractCheckable {
     }
 
     /*! \internal */
+    onPartiallyCheckedEnabledChanged: {
+        if (exclusiveGroup && partiallyCheckedEnabled) {
+            console.warn("Cannot have partially checked boxes in an ExclusiveGroup.");
+        }
+    }
+
+    /*! \internal */
+    onExclusiveGroupChanged: {
+        if (exclusiveGroup && partiallyCheckedEnabled) {
+            console.warn("Cannot have partially checked boxes in an ExclusiveGroup.");
+        }
+    }
+
+    /*! \internal */
     function cycleCheckBoxStates() {
         if (!partiallyCheckedEnabled) {
             checked = !checked;