Add support for input contexts to offscreen platform

This is needed to use qtvirtualkeyboard with offscreen platform

[ChangeLog][Platform Specific Changes] Input context support to
offscreen platform

Task-number: QTBUG-60268
Change-Id: Id24dc8b0461036923df2c1624bcb913d28e0819e
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

2 files changed, 16 insertions, 0 deletions

diff --git a/src/plugins/platforms/offscreen/qoffscreenintegration.cpp b/src/plugins/platforms/offscreen/qoffscreenintegration.cpp
index 0c39950019..3eb8675d77 100644
--- a/src/plugins/platforms/offscreen/qoffscreenintegration.cpp
+++ b/src/plugins/platforms/offscreen/qoffscreenintegration.cpp
@@ -59,6 +59,8 @@
 
 #include <QtGui/private/qpixmap_raster_p.h>
 #include <QtGui/private/qguiapplication_p.h>
+#include <qpa/qplatforminputcontextfactory_p.h>
+#include <qpa/qplatforminputcontext.h>
 
 #include <qpa/qplatformservices.h>
 
@@ -118,6 +120,16 @@ QOffscreenIntegration::~QOffscreenIntegration()
 {
 }
 
+void QOffscreenIntegration::initialize()
+{
+    m_inputContext.reset(QPlatformInputContextFactory::create());
+}
+
+QPlatformInputContext *QOffscreenIntegration::inputContext() const
+{
+    return m_inputContext.data();
+}
+
 bool QOffscreenIntegration::hasCapability(QPlatformIntegration::Capability cap) const
 {
     switch (cap) {
diff --git a/src/plugins/platforms/offscreen/qoffscreenintegration.h b/src/plugins/platforms/offscreen/qoffscreenintegration.h
index df647a31ef..569ec8fc28 100644
--- a/src/plugins/platforms/offscreen/qoffscreenintegration.h
+++ b/src/plugins/platforms/offscreen/qoffscreenintegration.h
@@ -54,6 +54,7 @@ public:
     QOffscreenIntegration();
     ~QOffscreenIntegration();
 
+    void initialize() Q_DECL_OVERRIDE;
     bool hasCapability(QPlatformIntegration::Capability cap) const Q_DECL_OVERRIDE;
 
     QPlatformWindow *createPlatformWindow(QWindow *window) const Q_DECL_OVERRIDE;
@@ -61,6 +62,8 @@ public:
 #ifndef QT_NO_DRAGANDDROP
     QPlatformDrag *drag() const Q_DECL_OVERRIDE;
 #endif
+
+    QPlatformInputContext *inputContext() const Q_DECL_OVERRIDE;
     QPlatformServices *services() const Q_DECL_OVERRIDE;
 
     QPlatformFontDatabase *fontDatabase() const Q_DECL_OVERRIDE;
@@ -73,6 +76,7 @@ private:
 #ifndef QT_NO_DRAGANDDROP
     QScopedPointer<QPlatformDrag> m_drag;
 #endif
+    QScopedPointer<QPlatformInputContext> m_inputContext;
     QScopedPointer<QPlatformServices> m_services;
 };