From c01d748e2afcf6cf31957d78c08f95bf9ec7da6e Mon Sep 17 00:00:00 2001
From: Michael Brasser <michael.brasser@nokia.com>
Date: Fri, 17 Jul 2009 13:58:02 +1000
Subject: Basic inputMethodQuery support for KeyProxy.

---
 src/declarative/fx/qfxitem.cpp     |  5 +++++
 src/declarative/fx/qfxitem.h       |  2 ++
 src/declarative/fx/qfxkeyproxy.cpp | 46 +++++++++++++++++++++++++++-----------
 src/declarative/fx/qfxkeyproxy.h   |  1 +
 4 files changed, 41 insertions(+), 13 deletions(-)

diff --git a/src/declarative/fx/qfxitem.cpp b/src/declarative/fx/qfxitem.cpp
index 3386faf..481733b 100644
--- a/src/declarative/fx/qfxitem.cpp
+++ b/src/declarative/fx/qfxitem.cpp
@@ -2556,4 +2556,9 @@ QPixmap QFxItem::string(const QString &str, const QColor &c, const QFont &f)
     return img;
 }
 
+QVariant QFxItem::inputMethodQuery(Qt::InputMethodQuery query) const
+{
+    return QGraphicsItem::inputMethodQuery(query);
+}
+
 QT_END_NAMESPACE
diff --git a/src/declarative/fx/qfxitem.h b/src/declarative/fx/qfxitem.h
index c125514..67b60c1 100644
--- a/src/declarative/fx/qfxitem.h
+++ b/src/declarative/fx/qfxitem.h
@@ -273,6 +273,8 @@ public:
 
     static QPixmap string(const QString &, const QColor & = Qt::black, const QFont & = QFont());
 
+    QVariant inputMethodQuery(Qt::InputMethodQuery query) const;  //### for KeyProxy
+
 public Q_SLOTS:
     void newChild(const QString &url);
 
diff --git a/src/declarative/fx/qfxkeyproxy.cpp b/src/declarative/fx/qfxkeyproxy.cpp
index f234a0f..e4b4269 100644
--- a/src/declarative/fx/qfxkeyproxy.cpp
+++ b/src/declarative/fx/qfxkeyproxy.cpp
@@ -82,13 +82,15 @@ QML_DEFINE_TYPE(QFxKeyProxy,KeyProxy)
 class QFxKeyProxyPrivate
 {
 public:
-    QFxKeyProxyPrivate() : inPress(false), inRelease(false), inIM(false) {}
+    QFxKeyProxyPrivate() : inPress(false), inRelease(false), inIM(false), imeItem(0) {}
     QList<QFxItem *> targets;
 
     //loop detection
     bool inPress:1;
     bool inRelease:1;
     bool inIM:1;
+
+    QFxItem *imeItem;
 };
 
 QFxKeyProxy::QFxKeyProxy(QFxItem *parent)
@@ -124,11 +126,12 @@ void QFxKeyProxy::keyPressEvent(QKeyEvent *e)
         d->inPress = true;
         for (int ii = 0; ii < d->targets.count(); ++ii) {
             QFxItem *i = qobject_cast<QFxItem *>(scene()->focusItem(d->targets.at(ii)));
-            if (i)
+            if (i) {
                 scene()->sendEvent(i, e);
-            if (e->isAccepted()) {
-                d->inPress = false;
-                return;
+                if (e->isAccepted()) {
+                    d->inPress = false;
+                    return;
+                }
             }
         }
         d->inPress = false;
@@ -143,11 +146,12 @@ void QFxKeyProxy::keyReleaseEvent(QKeyEvent *e)
         d->inRelease = true;
         for (int ii = 0; ii < d->targets.count(); ++ii) {
             QFxItem *i = qobject_cast<QFxItem *>(scene()->focusItem(d->targets.at(ii)));
-            if (i)
+            if (i) {
                 scene()->sendEvent(i, e);
-            if (e->isAccepted()) {
-                d->inRelease = false;
-                return;
+                if (e->isAccepted()) {
+                    d->inRelease = false;
+                    return;
+                }
             }
         }
         d->inRelease = false;
@@ -162,15 +166,31 @@ void QFxKeyProxy::inputMethodEvent(QInputMethodEvent *e)
         d->inIM = true;
         for (int ii = 0; ii < d->targets.count(); ++ii) {
             QFxItem *i = qobject_cast<QFxItem *>(scene()->focusItem(d->targets.at(ii)));
-            if (i)
+            if (i && (i->options() & AcceptsInputMethods)) {
                 scene()->sendEvent(i, e);
-            if (e->isAccepted()) {
-                d->inIM = false;
-                return;
+                if (e->isAccepted()) {
+                    d->imeItem = i;
+                    d->inIM = false;
+                    return;
+                }
             }
         }
         d->inIM = false;
     }
 }
 
+QVariant QFxKeyProxy::inputMethodQuery(Qt::InputMethodQuery query) const
+{
+    for (int ii = 0; ii < d->targets.count(); ++ii) {
+        QFxItem *i = qobject_cast<QFxItem *>(scene()->focusItem(d->targets.at(ii)));
+        if (i && (i->options() & AcceptsInputMethods) && i == d->imeItem) { //### how robust is i == d->imeItem check?
+            QVariant v = i->inputMethodQuery(query);
+            if (v.type() == QVariant::RectF)
+                v = mapRectFromItem(i, v.toRectF());  //### cost?
+            return v;
+        }
+    }
+    return QFxItem::inputMethodQuery(query);
+}
+
 QT_END_NAMESPACE
diff --git a/src/declarative/fx/qfxkeyproxy.h b/src/declarative/fx/qfxkeyproxy.h
index 8bcdc26..e77ffac 100644
--- a/src/declarative/fx/qfxkeyproxy.h
+++ b/src/declarative/fx/qfxkeyproxy.h
@@ -65,6 +65,7 @@ protected:
     virtual void keyPressEvent(QKeyEvent *);
     virtual void keyReleaseEvent(QKeyEvent *);
     virtual void inputMethodEvent(QInputMethodEvent *);
+    virtual QVariant inputMethodQuery(Qt::InputMethodQuery query) const;
 
 private:
     Q_DISABLE_COPY(QFxKeyProxy)
-- 
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