From f96614f608d080b89fde95118f0eb35443b671ea Mon Sep 17 00:00:00 2001
From: Aleksandar Sasha Babic <aleksandar.babic@nokia.com>
Date: Wed, 27 May 2009 18:55:18 +0200
Subject: InputMethods supported enabled for QPlainTextEdit.

---
 src/gui/widgets/qplaintextedit.cpp | 20 ++++++++++++++++++--
 src/gui/widgets/qplaintextedit_p.h |  6 +++++-
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/src/gui/widgets/qplaintextedit.cpp b/src/gui/widgets/qplaintextedit.cpp
index e563fa1..3d2c4f5 100644
--- a/src/gui/widgets/qplaintextedit.cpp
+++ b/src/gui/widgets/qplaintextedit.cpp
@@ -72,6 +72,11 @@
 
 QT_BEGIN_NAMESPACE
 
+static inline bool shouldEnableInputMethod(QPlainTextEdit *plaintextedit)
+{
+    return !plaintextedit->isReadOnly();
+}
+
 class QPlainTextDocumentLayoutPrivate : public QAbstractTextDocumentLayoutPrivate
 {
     Q_DECLARE_PUBLIC(QPlainTextDocumentLayout)
@@ -705,7 +710,8 @@ QPlainTextEditPrivate::QPlainTextEditPrivate()
       tabChangesFocus(false),
       lineWrap(QPlainTextEdit::WidgetWidth),
       wordWrap(QTextOption::WrapAtWordBoundaryOrAnywhere),
-      topLine(0), pageUpDownLastCursorYIsValid(false)
+      clickCausedFocus(0),topLine(0), 
+      pageUpDownLastCursorYIsValid(false)
 {
     showCursorOnInitialShow = true;
     backgroundVisible = false;
@@ -1905,6 +1911,13 @@ void QPlainTextEdit::mouseReleaseEvent(QMouseEvent *e)
         d->autoScrollTimer.stop();
         d->ensureCursorVisible();
     }
+
+    if (e->button() == Qt::LeftButton && qApp->autoSipEnabled()
+            && (!d->clickCausedFocus || qApp->autoSipOnMouseFocus())) {
+        QEvent event(QEvent::RequestSoftwareInputPanel);
+        QApplication::sendEvent(this, &event);
+    }
+    d->clickCausedFocus = 0;
 }
 
 /*! \reimp
@@ -2038,6 +2051,9 @@ QVariant QPlainTextEdit::inputMethodQuery(Qt::InputMethodQuery property) const
 void QPlainTextEdit::focusInEvent(QFocusEvent *e)
 {
     Q_D(QPlainTextEdit);
+    if (e->reason() == Qt::MouseFocusReason) {
+        d->clickCausedFocus = 1;
+    }
     QAbstractScrollArea::focusInEvent(e);
     d->sendControlEvent(e);
 }
@@ -2304,7 +2320,7 @@ void QPlainTextEdit::setReadOnly(bool ro)
     } else {
         flags = Qt::TextEditorInteraction;
     }
-    setAttribute(Qt::WA_InputMethodEnabled, !ro);
+    setAttribute(Qt::WA_InputMethodEnabled, shouldEnableInputMethod(this));
     d->control->setTextInteractionFlags(flags);
 }
 
diff --git a/src/gui/widgets/qplaintextedit_p.h b/src/gui/widgets/qplaintextedit_p.h
index 0739d53..56a3aa9 100644
--- a/src/gui/widgets/qplaintextedit_p.h
+++ b/src/gui/widgets/qplaintextedit_p.h
@@ -91,7 +91,10 @@ public:
         return r;
     }
     inline QRectF cursorRect() { return cursorRect(textCursor()); }
-    void ensureCursorVisible() { textEdit->ensureCursorVisible(); }
+    void ensureCursorVisible() {
+        textEdit->ensureCursorVisible();
+        emit microFocusChanged();
+    }
 
 
     QPlainTextEdit *textEdit;
@@ -148,6 +151,7 @@ public:
     uint backgroundVisible : 1;
     uint centerOnScroll : 1;
     uint inDrag : 1;
+    uint clickCausedFocus : 1;
 
     int topLine;
 
-- 
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