Don't set platform input context if it's not properly created.

Prevent xcb applications from failing to launch when IBus is not
initialized correctly.

Change-Id: I8425403e02d0eb5401f8d8bb0d012b53ab9400d9
Reviewed-on: http://codereview.qt.nokia.com/3044
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Matthew Cattell <matthew.cattell@nokia.com>

2 files changed, 7 insertions, 0 deletions

diff --git a/src/platformsupport/inputmethods/ibus/qibusplatforminputcontext.cpp b/src/platformsupport/inputmethods/ibus/qibusplatforminputcontext.cpp
index 55c0c4b249..4bfd41cf14 100644
--- a/src/platformsupport/inputmethods/ibus/qibusplatforminputcontext.cpp
+++ b/src/platformsupport/inputmethods/ibus/qibusplatforminputcontext.cpp
@@ -89,6 +89,11 @@ QIBusPlatformInputContext::~QIBusPlatformInputContext (void)
     delete d;
 }
 
+bool QIBusPlatformInputContext::isValid() const
+{
+    return d->valid;
+}
+
 void QIBusPlatformInputContext::mouseHandler (int x, QMouseEvent *event)
 {
     QPlatformInputContext::mouseHandler (x, event);
diff --git a/src/platformsupport/inputmethods/ibus/qibusplatforminputcontext.h b/src/platformsupport/inputmethods/ibus/qibusplatforminputcontext.h
index 6912fe4c20..74f7da8d41 100644
--- a/src/platformsupport/inputmethods/ibus/qibusplatforminputcontext.h
+++ b/src/platformsupport/inputmethods/ibus/qibusplatforminputcontext.h
@@ -53,6 +53,8 @@ public:
     QIBusPlatformInputContext();
     ~QIBusPlatformInputContext();
 
+    bool isValid() const;
+
     void mouseHandler(int x, QMouseEvent *event);
     void reset(void);
     void update(void);