2 files changed, 29 insertions, 5 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativetextinput.cpp b/src/declarative/graphicsitems/qdeclarativetextinput.cpp
index bd8d404..b4f36f4 100644
--- a/src/declarative/graphicsitems/qdeclarativetextinput.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextinput.cpp
@@ -277,8 +277,10 @@ void QDeclarativeTextInput::setSelectionColor(const QColor &color)
     QPalette p = d->control->palette();
     p.setColor(QPalette::Highlight, d->selectionColor);
     d->control->setPalette(p);
-    clearCache();
-    update();
+    if (d->control->hasSelectedText()) {
+        clearCache();
+        update();
+    }
     emit selectionColorChanged(color);
 }
 
@@ -303,8 +305,10 @@ void QDeclarativeTextInput::setSelectedTextColor(const QColor &color)
     QPalette p = d->control->palette();
     p.setColor(QPalette::HighlightedText, d->selectedTextColor);
     d->control->setPalette(p);
-    clearCache();
-    update();
+    if (d->control->hasSelectedText()) {
+        clearCache();
+        update();
+    }
     emit selectedTextColorChanged(color);
 }
 
@@ -1233,8 +1237,12 @@ void QDeclarativeTextInput::setPasswordCharacter(const QString &str)
     Q_D(QDeclarativeTextInput);
     if(str.length() < 1)
         return;
-    emit passwordCharacterChanged();
     d->control->setPasswordCharacter(str.constData()[0]);
+    EchoMode echoMode_ = echoMode();
+    if (echoMode_ == Password || echoMode_ == PasswordEchoOnEdit) {
+        updateSize();
+    }
+    emit passwordCharacterChanged();
 }
 
 /*!
diff --git a/tests/auto/declarative/qdeclarativetextinput/tst_qdeclarativetextinput.cpp b/tests/auto/declarative/qdeclarativetextinput/tst_qdeclarativetextinput.cpp
index ca9009d..98a6012 100644
--- a/tests/auto/declarative/qdeclarativetextinput/tst_qdeclarativetextinput.cpp
+++ b/tests/auto/declarative/qdeclarativetextinput/tst_qdeclarativetextinput.cpp
@@ -98,6 +98,7 @@ private slots:
     void validators();
     void inputMethods();
 
+    void passwordCharacter();
     void cursorDelegate();
     void navigation();
     void copyAndPaste();
@@ -768,6 +769,21 @@ void tst_qdeclarativetextinput::copyAndPaste() {
 #endif
 }
 
+void tst_qdeclarativetextinput::passwordCharacter()
+{
+    QString componentStr = "import Qt 4.7\nTextInput { text: \"Hello world!\"; font.family: \"Helvetica\"; echoMode: TextInput.Password }";
+    QDeclarativeComponent textInputComponent(&engine);
+    textInputComponent.setData(componentStr.toLatin1(), QUrl());
+    QDeclarativeTextInput *textInput = qobject_cast<QDeclarativeTextInput*>(textInputComponent.create());
+    QVERIFY(textInput != 0);
+
+    textInput->setPasswordCharacter("X");
+    QSize contentsSize = textInput->contentsSize();
+    textInput->setPasswordCharacter(".");
+    // QTBUG-12383 content is updated and redrawn
+    QVERIFY(contentsSize != textInput->contentsSize());
+}
+
 void tst_qdeclarativetextinput::cursorDelegate()
 {
     QDeclarativeView* view = createView(SRCDIR "/data/cursorTest.qml");