Merge branch '4.7' of scm.dev.nokia.troll.no:qt/qt-qml into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/qt-qml: (31 commits)
  Prevent a recursive debug output loop when writing to the logger widget.
  Fix performance of QTextDocumentPrivate::adjustDocumentChangesAndCursors
  Convert QtDeclarative def files to use LF line endings
  Update QtDeclarative def files
  doc improvements
  Changing currentIndex shouldn't cancel a flick unnecessarily.
  Fix input methods for TextInput elements with key handlers
  Document the QML enumeration basic type
  Fix TextEdit with no color property defined is drawn with wrong color
  Export QDeclarativePixmap
  doc
  Fix inconsistent reporting of module import errors when using versions.
  Make declarative pixmap cache easier to use
  Prepare for QTest persistent store for visual tests.
  Loosen font-sensitive test.
  Set correct license header.
  Work around QTBUG-11929
  <br/> shouldn't trigger a new format range in QDeclarativeStyledText.
  Add styled text layout benchmark.
  Optimize QDeclarativeStyledText.
  ...

1 files changed, 24 insertions, 17 deletions

diff --git a/src/gui/text/qtextdocument_p.cpp b/src/gui/text/qtextdocument_p.cpp
index f3cd481..9849317 100644
--- a/src/gui/text/qtextdocument_p.cpp
+++ b/src/gui/text/qtextdocument_p.cpp
@@ -205,6 +205,7 @@ QTextDocumentPrivate::QTextDocumentPrivate()
 
     undoEnabled = true;
     inContentsChange = false;
+    inRemove = false;
 
     defaultTextOption.setTabStop(80); // same as in qtextengine.cpp
     defaultTextOption.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
@@ -234,17 +235,17 @@ void QTextDocumentPrivate::init()
 void QTextDocumentPrivate::clear()
 {
     Q_Q(QTextDocument);
-    for (int i = 0; i < cursors.count(); ++i) {
-        cursors.at(i)->setPosition(0);
-        cursors.at(i)->currentCharFormat = -1;
-        cursors.at(i)->anchor = 0;
-        cursors.at(i)->adjusted_anchor = 0;
+
+    foreach (QTextCursorPrivate *curs, cursors) {
+        curs->setPosition(0);
+        curs->currentCharFormat = -1;
+        curs->anchor = 0;
+        curs->adjusted_anchor = 0;
     }
 
     QList<QTextCursorPrivate *>oldCursors = cursors;
     QT_TRY{
         cursors.clear();
-        changedCursors.clear();
 
         QMap<int, QTextObject *>::Iterator objectIt = objects.begin();
         while (objectIt != objects.end()) {
@@ -287,8 +288,8 @@ void QTextDocumentPrivate::clear()
 
 QTextDocumentPrivate::~QTextDocumentPrivate()
 {
-    for (int i = 0; i < cursors.count(); ++i)
-        cursors.at(i)->priv = 0;
+    foreach (QTextCursorPrivate *curs, cursors)
+        curs->priv = 0;
     cursors.clear();
     undoState = 0;
     undoEnabled = true;
@@ -669,7 +670,10 @@ void QTextDocumentPrivate::remove(int pos, int length, QTextUndoCommand::Operati
 {
     if (length == 0)
         return;
+    inRemove = true;
     move(pos, -1, length, op);
+    inRemove = false;
+    adjustDocumentChangesAndCursors(pos, -length, op);
 }
 
 void QTextDocumentPrivate::setCharFormat(int pos, int length, const QTextCharFormat &newFormat, FormatChangeMode mode)
@@ -1221,9 +1225,11 @@ void QTextDocumentPrivate::finishEdit()
         }
     }
 
-    while (!changedCursors.isEmpty()) {
-        QTextCursorPrivate *curs = changedCursors.takeFirst();
-        emit q->cursorPositionChanged(QTextCursor(curs));
+    foreach (QTextCursorPrivate *curs, cursors) {
+        if (curs->changed) {
+            curs->changed = false;
+            emit q->cursorPositionChanged(QTextCursor(curs));
+        }
     }
 
     contentsChanged();
@@ -1263,14 +1269,15 @@ void QTextDocumentPrivate::documentChange(int from, int length)
 */
 void QTextDocumentPrivate::adjustDocumentChangesAndCursors(int from, int addedOrRemoved, QTextUndoCommand::Operation op)
 {
+    if (inRemove) // postpone, will be called again from QTextDocumentPrivate::remove()
+        return;
+
     if (!editBlock)
         ++revision;
 
-    for (int i = 0; i < cursors.size(); ++i) {
-        QTextCursorPrivate *curs = cursors.at(i);
+    foreach (QTextCursorPrivate *curs, cursors) {
         if (curs->adjustPosition(from, addedOrRemoved, op) == QTextCursorPrivate::CursorMoved) {
-            if (!changedCursors.contains(curs))
-                changedCursors.append(curs);
+            curs->changed = true;
         }
     }
 
@@ -1693,8 +1700,8 @@ bool QTextDocumentPrivate::ensureMaximumBlockCount()
 void QTextDocumentPrivate::aboutToRemoveCell(int from, int to)
 {
     Q_ASSERT(from <= to);
-    for (int i = 0; i < cursors.size(); ++i)
-        cursors.at(i)->aboutToRemoveCell(from, to);
+    foreach (QTextCursorPrivate *curs, cursors)
+        curs->aboutToRemoveCell(from, to);
 }
 
 QT_END_NAMESPACE