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-rw-r--r--src/gui/text/qtextcontrol.cpp162
1 files changed, 122 insertions, 40 deletions
diff --git a/src/gui/text/qtextcontrol.cpp b/src/gui/text/qtextcontrol.cpp
index 89ca6bf..46f1d62 100644
--- a/src/gui/text/qtextcontrol.cpp
+++ b/src/gui/text/qtextcontrol.cpp
@@ -115,6 +115,7 @@ static QTextLine currentTextLine(const QTextCursor &cursor)
QTextControlPrivate::QTextControlPrivate()
: doc(0), cursorOn(false), cursorIsFocusIndicator(false),
interactionFlags(Qt::TextEditorInteraction),
+ dragEnabled(true),
#ifndef QT_NO_DRAGANDDROP
mousePressed(false), mightStartDrag(false),
#endif
@@ -129,7 +130,8 @@ QTextControlPrivate::QTextControlPrivate()
isEnabled(true),
hadSelectionOnMousePress(false),
ignoreUnusedNavigationEvents(false),
- openExternalLinks(false)
+ openExternalLinks(false),
+ wordSelectionEnabled(false)
{}
bool QTextControlPrivate::cursorMoveKeyEvent(QKeyEvent *e)
@@ -931,15 +933,18 @@ void QTextControl::processEvent(QEvent *e, const QMatrix &matrix, QWidget *conte
break; }
case QEvent::MouseMove: {
QMouseEvent *ev = static_cast<QMouseEvent *>(e);
- d->mouseMoveEvent(ev->buttons(), matrix.map(ev->pos()));
+ d->mouseMoveEvent(ev, ev->button(), matrix.map(ev->pos()), ev->modifiers(),
+ ev->buttons(), ev->globalPos());
break; }
case QEvent::MouseButtonRelease: {
QMouseEvent *ev = static_cast<QMouseEvent *>(e);
- d->mouseReleaseEvent(ev->button(), matrix.map(ev->pos()));
+ d->mouseReleaseEvent(ev, ev->button(), matrix.map(ev->pos()), ev->modifiers(),
+ ev->buttons(), ev->globalPos());
break; }
case QEvent::MouseButtonDblClick: {
QMouseEvent *ev = static_cast<QMouseEvent *>(e);
- d->mouseDoubleClickEvent(e, ev->button(), matrix.map(ev->pos()));
+ d->mouseDoubleClickEvent(ev, ev->button(), matrix.map(ev->pos()), ev->modifiers(),
+ ev->buttons(), ev->globalPos());
break; }
case QEvent::InputMethod:
d->inputMethodEvent(static_cast<QInputMethodEvent *>(e));
@@ -999,15 +1004,18 @@ void QTextControl::processEvent(QEvent *e, const QMatrix &matrix, QWidget *conte
break; }
case QEvent::GraphicsSceneMouseMove: {
QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e);
- d->mouseMoveEvent(ev->buttons(), matrix.map(ev->pos()));
+ d->mouseMoveEvent(ev, ev->button(), matrix.map(ev->pos()), ev->modifiers(), ev->buttons(),
+ ev->screenPos());
break; }
case QEvent::GraphicsSceneMouseRelease: {
QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e);
- d->mouseReleaseEvent(ev->button(), matrix.map(ev->pos()));
+ d->mouseReleaseEvent(ev, ev->button(), matrix.map(ev->pos()), ev->modifiers(), ev->buttons(),
+ ev->screenPos());
break; }
case QEvent::GraphicsSceneMouseDoubleClick: {
QGraphicsSceneMouseEvent *ev = static_cast<QGraphicsSceneMouseEvent *>(e);
- d->mouseDoubleClickEvent(e, ev->button(), matrix.map(ev->pos()));
+ d->mouseDoubleClickEvent(ev, ev->button(), matrix.map(ev->pos()), ev->modifiers(), ev->buttons(),
+ ev->screenPos());
break; }
case QEvent::GraphicsSceneContextMenu: {
QGraphicsSceneContextMenuEvent *ev = static_cast<QGraphicsSceneContextMenuEvent *>(e);
@@ -1016,7 +1024,8 @@ void QTextControl::processEvent(QEvent *e, const QMatrix &matrix, QWidget *conte
case QEvent::GraphicsSceneHoverMove: {
QGraphicsSceneHoverEvent *ev = static_cast<QGraphicsSceneHoverEvent *>(e);
- d->mouseMoveEvent(Qt::NoButton, matrix.map(ev->pos()));
+ d->mouseMoveEvent(ev, Qt::NoButton, matrix.map(ev->pos()), ev->modifiers(),Qt::NoButton,
+ ev->screenPos());
break; }
case QEvent::GraphicsSceneDragEnter: {
@@ -1486,6 +1495,11 @@ void QTextControlPrivate::mousePressEvent(QEvent *e, Qt::MouseButton button, con
{
Q_Q(QTextControl);
+ if (sendMouseEventToInputContext(
+ e, QEvent::MouseButtonPress, button, pos, modifiers, buttons, globalPos)) {
+ return;
+ }
+
if (interactionFlags & Qt::LinksAccessibleByMouse) {
anchorOnMousePress = q->anchorAt(pos);
@@ -1528,31 +1542,22 @@ void QTextControlPrivate::mousePressEvent(QEvent *e, Qt::MouseButton button, con
return;
}
-#if !defined(QT_NO_IM)
- QTextLayout *layout = cursor.block().layout();
- if (contextWidget && layout && !layout->preeditAreaText().isEmpty()) {
- QInputContext *ctx = inputContext();
- if (ctx) {
- QMouseEvent ev(QEvent::MouseButtonPress, contextWidget->mapFromGlobal(globalPos), globalPos,
- button, buttons, modifiers);
- ctx->mouseHandler(cursorPos - cursor.position(), &ev);
+ if (modifiers == Qt::ShiftModifier && (interactionFlags & Qt::TextSelectableByMouse)) {
+ if (wordSelectionEnabled && !selectedWordOnDoubleClick.hasSelection()) {
+ selectedWordOnDoubleClick = cursor;
+ selectedWordOnDoubleClick.select(QTextCursor::WordUnderCursor);
}
- if (!layout->preeditAreaText().isEmpty()) {
- e->ignore();
- return;
- }
- }
-#endif
- if (modifiers == Qt::ShiftModifier) {
+
if (selectedBlockOnTrippleClick.hasSelection())
extendBlockwiseSelection(cursorPos);
else if (selectedWordOnDoubleClick.hasSelection())
extendWordwiseSelection(cursorPos, pos.x());
- else
+ else if (wordSelectionEnabled)
setCursorPosition(cursorPos, QTextCursor::KeepAnchor);
} else {
- if (cursor.hasSelection()
+ if (dragEnabled
+ && cursor.hasSelection()
&& !cursorIsFocusIndicator
&& cursorPos >= cursor.selectionStart()
&& cursorPos <= cursor.selectionEnd()
@@ -1582,10 +1587,16 @@ void QTextControlPrivate::mousePressEvent(QEvent *e, Qt::MouseButton button, con
hadSelectionOnMousePress = cursor.hasSelection();
}
-void QTextControlPrivate::mouseMoveEvent(Qt::MouseButtons buttons, const QPointF &mousePos)
+void QTextControlPrivate::mouseMoveEvent(QEvent *e, Qt::MouseButton button, const QPointF &mousePos, Qt::KeyboardModifiers modifiers,
+ Qt::MouseButtons buttons, const QPoint &globalPos)
{
Q_Q(QTextControl);
+ if (sendMouseEventToInputContext(
+ e, QEvent::MouseMove, button, mousePos, modifiers, buttons, globalPos)) {
+ return;
+ }
+
if (interactionFlags & Qt::LinksAccessibleByMouse) {
QString anchor = q->anchorAt(mousePos);
if (anchor != highlightedAnchor) {
@@ -1615,21 +1626,20 @@ void QTextControlPrivate::mouseMoveEvent(Qt::MouseButtons buttons, const QPointF
}
const qreal mouseX = qreal(mousePos.x());
-#if !defined(QT_NO_IM)
- QTextLayout *layout = cursor.block().layout();
- if (layout && !layout->preeditAreaText().isEmpty())
- return;
-#endif
-
int newCursorPos = q->hitTest(mousePos, Qt::FuzzyHit);
if (newCursorPos == -1)
return;
+ if (wordSelectionEnabled && !selectedWordOnDoubleClick.hasSelection()) {
+ selectedWordOnDoubleClick = cursor;
+ selectedWordOnDoubleClick.select(QTextCursor::WordUnderCursor);
+ }
+
if (selectedBlockOnTrippleClick.hasSelection())
extendBlockwiseSelection(newCursorPos);
else if (selectedWordOnDoubleClick.hasSelection())
extendWordwiseSelection(newCursorPos, mouseX);
- else
+ else if (interactionFlags & Qt::TextSelectableByMouse)
setCursorPosition(newCursorPos, QTextCursor::KeepAnchor);
if (interactionFlags & Qt::TextEditable) {
@@ -1653,10 +1663,16 @@ void QTextControlPrivate::mouseMoveEvent(Qt::MouseButtons buttons, const QPointF
repaintOldAndNewSelection(oldSelection);
}
-void QTextControlPrivate::mouseReleaseEvent(Qt::MouseButton button, const QPointF &pos)
+void QTextControlPrivate::mouseReleaseEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos, Qt::KeyboardModifiers modifiers,
+ Qt::MouseButtons buttons, const QPoint &globalPos)
{
Q_Q(QTextControl);
+ if (sendMouseEventToInputContext(
+ e, QEvent::MouseButtonRelease, button, pos, modifiers, buttons, globalPos)) {
+ return;
+ }
+
const QTextCursor oldSelection = cursor;
const int oldCursorPos = cursor.position();
@@ -1714,19 +1730,21 @@ void QTextControlPrivate::mouseReleaseEvent(Qt::MouseButton button, const QPoint
}
}
-void QTextControlPrivate::mouseDoubleClickEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos)
+void QTextControlPrivate::mouseDoubleClickEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos, Qt::KeyboardModifiers modifiers,
+ Qt::MouseButtons buttons, const QPoint &globalPos)
{
Q_Q(QTextControl);
+
+ if (sendMouseEventToInputContext(
+ e, QEvent::MouseButtonDblClick, button, pos, modifiers, buttons, globalPos)) {
+ return;
+ }
+
if (button != Qt::LeftButton
|| !(interactionFlags & Qt::TextSelectableByMouse)) {
e->ignore();
return;
}
-#if !defined(QT_NO_IM)
- QTextLayout *layout = cursor.block().layout();
- if (layout && !layout->preeditAreaText().isEmpty())
- return;
-#endif
#ifndef QT_NO_DRAGANDDROP
mightStartDrag = false;
@@ -1755,6 +1773,45 @@ void QTextControlPrivate::mouseDoubleClickEvent(QEvent *e, Qt::MouseButton butto
}
}
+bool QTextControlPrivate::sendMouseEventToInputContext(
+ QEvent *e, QEvent::Type eventType, Qt::MouseButton button, const QPointF &pos,
+ Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons, const QPoint &globalPos)
+{
+#if !defined(QT_NO_IM)
+ Q_Q(QTextControl);
+
+ QTextLayout *layout = cursor.block().layout();
+ if (contextWidget && layout && !layout->preeditAreaText().isEmpty()) {
+ QInputContext *ctx = inputContext();
+ int cursorPos = q->hitTest(pos, Qt::FuzzyHit) - cursor.position();
+
+ if (cursorPos < 0 || cursorPos > layout->preeditAreaText().length()) {
+ cursorPos = -1;
+ // don't send move events outside the preedit area
+ if (eventType == QEvent::MouseMove)
+ return true;
+ }
+ if (ctx) {
+ QMouseEvent ev(eventType, contextWidget->mapFromGlobal(globalPos), globalPos,
+ button, buttons, modifiers);
+ ctx->mouseHandler(cursorPos, &ev);
+ e->setAccepted(ev.isAccepted());
+ }
+ if (!layout->preeditAreaText().isEmpty())
+ return true;
+ }
+#else
+ Q_UNUSED(e);
+ Q_UNUSED(eventType);
+ Q_UNUSED(button);
+ Q_UNUSED(pos);
+ Q_UNUSED(modifiers);
+ Q_UNUSED(buttons);
+ Q_UNUSED(globalPos);
+#endif
+ return false;
+}
+
void QTextControlPrivate::contextMenuEvent(const QPoint &screenPos, const QPointF &docPos, QWidget *contextWidget)
{
#ifdef QT_NO_CONTEXTMENU
@@ -2331,6 +2388,31 @@ bool QTextControl::cursorIsFocusIndicator() const
return d->cursorIsFocusIndicator;
}
+
+void QTextControl::setDragEnabled(bool enabled)
+{
+ Q_D(QTextControl);
+ d->dragEnabled = enabled;
+}
+
+bool QTextControl::isDragEnabled() const
+{
+ Q_D(const QTextControl);
+ return d->dragEnabled;
+}
+
+void QTextControl::setWordSelectionEnabled(bool enabled)
+{
+ Q_D(QTextControl);
+ d->wordSelectionEnabled = enabled;
+}
+
+bool QTextControl::isWordSelectionEnabled() const
+{
+ Q_D(const QTextControl);
+ return d->wordSelectionEnabled;
+}
+
#ifndef QT_NO_PRINTER
void QTextControl::print(QPrinter *printer) const
{