6 files changed, 66 insertions, 16 deletions
diff --git a/src/gui/kernel/qinputpanel.cpp b/src/gui/kernel/qinputpanel.cpp
index a024a823f3..a7978c6aff 100644
--- a/src/gui/kernel/qinputpanel.cpp
+++ b/src/gui/kernel/qinputpanel.cpp
@@ -118,29 +118,42 @@ QRectF QInputPanel::keyboardRectangle()
 
 void QInputPanel::show()
 {
-    setVisible(true);
+    Q_D(QInputPanel);
+    QPlatformInputContext *ic = d->platformInputContext();
+    if (ic && ic->handlesInputPanelVisibility())
+        ic->showInputPanel();
+    else if (!d->visible) {
+        d->visible = true;
+        emit visibleChanged();
+    }
 }
 
 void QInputPanel::hide()
 {
-    setVisible(false);
+    Q_D(QInputPanel);
+    QPlatformInputContext *ic = d->platformInputContext();
+    if (ic && ic->handlesInputPanelVisibility())
+        ic->hideInputPanel();
+    else if (d->visible) {
+        d->visible = false;
+        emit visibleChanged();
+    }
 }
 
 bool QInputPanel::visible() const
 {
     Q_D(const QInputPanel);
-
-    return d->visible;
+    QPlatformInputContext *ic = d->platformInputContext();
+    if (ic && ic->handlesInputPanelVisibility())
+        return ic->isInputPanelVisible();
+    else
+        return d->visible;
+    return false;
 }
 
 void QInputPanel::setVisible(bool visible)
 {
-    Q_D(QInputPanel);
-    if (d->visible == visible)
-        return;
-
-    d->visible = visible;
-    emit visibleChanged();
+    visible ? show() : hide();
 }
 
 bool QInputPanel::isAnimating() const
@@ -152,7 +165,6 @@ bool QInputPanel::isAnimating() const
     return false;
 }
 
-
 void QInputPanel::update(Qt::InputMethodQueries queries)
 {
     Q_D(QInputPanel);
diff --git a/src/gui/kernel/qinputpanel.h b/src/gui/kernel/qinputpanel.h
index 292b01a8cf..4edc902104 100644
--- a/src/gui/kernel/qinputpanel.h
+++ b/src/gui/kernel/qinputpanel.h
@@ -62,7 +62,7 @@ class Q_GUI_EXPORT QInputPanel : public QObject
     Q_PROPERTY(QObject *inputItem READ inputItem WRITE setInputItem NOTIFY inputItemChanged)
     Q_PROPERTY(QRectF cursorRectangle READ cursorRectangle NOTIFY cursorRectangleChanged)
     Q_PROPERTY(QRectF keyboardRectangle READ keyboardRectangle NOTIFY keyboardRectangleChanged)
-    Q_PROPERTY(bool visible READ visible WRITE setVisible NOTIFY visibleChanged)
+    Q_PROPERTY(bool visible READ visible NOTIFY visibleChanged)
     Q_PROPERTY(bool animating READ isAnimating NOTIFY animatingChanged)
 
     Q_ENUMS(Action)
diff --git a/src/gui/kernel/qplatforminputcontext_qpa.cpp b/src/gui/kernel/qplatforminputcontext_qpa.cpp
index 0313f69e5b..55b60279b8 100644
--- a/src/gui/kernel/qplatforminputcontext_qpa.cpp
+++ b/src/gui/kernel/qplatforminputcontext_qpa.cpp
@@ -90,12 +90,12 @@ QRectF QPlatformInputContext::keyboardRect() const
     return QRectF();
 }
 
-void QPlatformInputContext::emitKeyboardRectChanged() const
+void QPlatformInputContext::emitKeyboardRectChanged()
 {
     emit qApp->inputPanel()->keyboardRectangleChanged();
 }
 
-bool QPlatformInputContext::isAnimating()
+bool QPlatformInputContext::isAnimating() const
 {
     return false;
 }
@@ -105,5 +105,28 @@ void QPlatformInputContext::emitAnimatingChanged()
     emit qApp->inputPanel()->animatingChanged();
 }
 
+void QPlatformInputContext::showInputPanel()
+{
+}
+
+void QPlatformInputContext::hideInputPanel()
+{
+}
+
+bool QPlatformInputContext::isInputPanelVisible() const
+{
+    return false;
+}
+
+void QPlatformInputContext::emitInputPanelVisibleChanged()
+{
+    emit qApp->inputPanel()->visibleChanged();
+}
+
+//  temporary function added to retain compatibility to old functionality, will be deprecated
+bool QPlatformInputContext::handlesInputPanelVisibility() const
+{
+    return false;
+}
 
 QT_END_NAMESPACE
diff --git a/src/gui/kernel/qplatforminputcontext_qpa.h b/src/gui/kernel/qplatforminputcontext_qpa.h
index 8321c0a29c..ab5b6726be 100644
--- a/src/gui/kernel/qplatforminputcontext_qpa.h
+++ b/src/gui/kernel/qplatforminputcontext_qpa.h
@@ -68,10 +68,18 @@ public:
     virtual void invokeAction(QInputPanel::Action, int cursorPosition);
     virtual bool filterEvent(const QEvent *event);
     virtual QRectF keyboardRect() const;
-    void emitKeyboardRectChanged() const;
+    void emitKeyboardRectChanged();
 
-    virtual bool isAnimating();
+    virtual bool isAnimating() const;
     void emitAnimatingChanged();
+
+    virtual void showInputPanel();
+    virtual void hideInputPanel();
+    virtual bool isInputPanelVisible() const;
+    void emitInputPanelVisibleChanged();
+
+    // temporary function added to retain compatibility to old functionality, will be deprecated
+    virtual bool handlesInputPanelVisibility() const;
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.cpp b/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.cpp
index 0d0e240b37..67ee9da252 100644
--- a/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.cpp
+++ b/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.cpp
@@ -155,6 +155,11 @@ void QIBusPlatformInputContext::inputItemChanged()
         d->context->FocusOut();
 }
 
+// temporary function added to retain compatibility to old functionality, will be deprecated
+bool QIBusPlatformInputContext::handlesInputPanelVisibility() const
+{
+    return true;
+}
 
 void QIBusPlatformInputContext::commitText(const QDBusVariant &text)
 {
diff --git a/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.h b/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.h
index 6008fc31aa..303b6f7cc0 100644
--- a/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.h
+++ b/src/plugins/platforminputcontexts/ibus/qibusplatforminputcontext.h
@@ -63,6 +63,8 @@ public:
 
     Q_INVOKABLE bool x11FilterEvent(uint keyval, uint keycode, uint state, bool press);
 
+    virtual bool handlesInputPanelVisibility() const;
+
 public Q_SLOTS:
     void commitText(const QDBusVariant &text);
     void updatePreeditText(const QDBusVariant &text, uint cursor_pos, bool visible);