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Abort rename when text is changed due to unsupported actions

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Done with Roberto Raggi and mae.
This commit is contained in:
Thorbjørn Lindeijer
2009-07-01 18:41:04 +02:00
parent d9c8f945a5
commit c55eb917e4
2 changed files with 83 additions and 34 deletions
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113
src/plugins/cppeditor/cppeditor.cpp
View File

@@ -656,6 +656,7 @@ CPPEditor::CPPEditor(QWidget *parent)
, m_mouseNavigationEnabled(true)
, m_showingLink(false)
, m_currentRenameSelection(-1)
, m_inRename(false)
{
setParenthesesMatchingEnabled(true);
setMarksVisible(true);
@@ -748,6 +749,7 @@ void CPPEditor::createToolBar(CPPEditorEditable *editable)
connect(this, SIGNAL(cursorPositionChanged()), this, SLOT(updateMethodBoxIndex()));
connect(this, SIGNAL(cursorPositionChanged()), this, SLOT(updateUses()));
connect(m_methodCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(updateMethodBoxToolTip()));
connect(document(), SIGNAL(contentsChange(int,int,int)), this, SLOT(onContentsChanged(int,int,int)));
connect(file(), SIGNAL(changed()), this, SLOT(updateFileName()));
@@ -757,6 +759,13 @@ void CPPEditor::createToolBar(CPPEditorEditable *editable)
static_cast<QHBoxLayout*>(w->layout())->insertWidget(0, m_methodCombo, 1);
}
void CPPEditor::abortRename()
{
m_currentRenameSelection = -1;
m_renameSelections.clear();
setExtraSelections(CodeSemanticsSelection, m_renameSelections);
}
int CPPEditor::previousBlockState(QTextBlock block) const
{
block = block.previous();
@@ -905,6 +914,8 @@ void CPPEditor::simplifyDeclarations()
void CPPEditor::renameInPlace()
{
updateUsesNow();
QTextCursor c = textCursor();
m_currentRenameSelection = -1;
@@ -921,6 +932,15 @@ void CPPEditor::renameInPlace()
}
}
void CPPEditor::onContentsChanged(int position, int charsRemoved, int charsAdded)
{
if (!m_inRename)
abortRename();
if (charsRemoved > 0)
updateUses();
}
void CPPEditor::updateFileName()
{ }
@@ -1442,11 +1462,7 @@ bool CPPEditor::event(QEvent *e)
{
switch (e->type()) {
case QEvent::ShortcutOverride:
qDebug () << "Override?";
if (static_cast<QKeyEvent*>(e)->key() == Qt::Key_Escape
&& m_currentRenameSelection != -1) {
qDebug() << "Accept!";
if (static_cast<QKeyEvent*>(e)->key() == Qt::Key_Escape && m_currentRenameSelection != -1) {
e->accept();
return true;
}
@@ -1560,7 +1576,6 @@ void CPPEditor::keyPressEvent(QKeyEvent *e)
return;
}
QString text = e->text();
QTextEdit::ExtraSelection currentRenameSelection = m_renameSelections.at(m_currentRenameSelection);
QTextCursor::MoveMode moveMode = (e->modifiers() & Qt::ShiftModifier) ? QTextCursor::KeepAnchor : QTextCursor::MoveAnchor;
@@ -1569,47 +1584,37 @@ void CPPEditor::keyPressEvent(QKeyEvent *e)
case Qt::Key_Enter:
case Qt::Key_Return:
case Qt::Key_Escape:
m_currentRenameSelection = -1;
m_renameSelections.clear();
setExtraSelections(CodeSemanticsSelection, m_renameSelections);
abortRename();
e->accept();
break;
return;
case Qt::Key_Home: {
QTextCursor c = textCursor();
c.setPosition(currentRenameSelection.cursor.anchor(), moveMode);
setTextCursor(c);
e->accept();
break;
return;
}
case Qt::Key_End: {
QTextCursor c = textCursor();
c.setPosition(currentRenameSelection.cursor.position(), moveMode);
setTextCursor(c);
e->accept();
break;
}
case Qt::Key_Left: {
QTextCursor c = textCursor();
c.setPosition(qMax(c.position() - 1, currentRenameSelection.cursor.anchor()), moveMode);
setTextCursor(c);
e->accept();
break;
}
case Qt::Key_Right: {
QTextCursor c = textCursor();
c.setPosition(qMin(c.position() + 1, currentRenameSelection.cursor.position()), moveMode);
setTextCursor(c);
e->accept();
break;
return;
}
case Qt::Key_Backspace: {
QTextCursor c = textCursor();
if (c.position() > currentRenameSelection.cursor.anchor()
if (c.position() == currentRenameSelection.cursor.anchor()) {
// Eat
e->accept();
return;
} else if (c.position() > currentRenameSelection.cursor.anchor()
&& c.position() <= currentRenameSelection.cursor.position()) {
int offset = c.position() - currentRenameSelection.cursor.anchor();
m_inRename = true;
c.beginEditBlock();
for (int i = 0; i < m_renameSelections.size(); ++i) {
QTextEdit::ExtraSelection &s = m_renameSelections[i];
@@ -1622,17 +1627,55 @@ void CPPEditor::keyPressEvent(QKeyEvent *e)
}
c.endEditBlock();
m_inRename = false;
setTextCursor(c);
setExtraSelections(CodeSemanticsSelection, m_renameSelections);
e->accept();
} else {
return;
}
break;
}
case Qt::Key_Delete: {
QTextCursor c = textCursor();
if (c.position() == currentRenameSelection.cursor.position()) {
// Eat
e->accept();
qWarning() << "Backspace outside of where you can be";
return;
} else if (c.position() >= currentRenameSelection.cursor.anchor()
&& c.position() < currentRenameSelection.cursor.position()) {
int offset = c.position() - currentRenameSelection.cursor.anchor();
m_inRename = true;
c.beginEditBlock();
for (int i = 0; i < m_renameSelections.size(); ++i) {
QTextEdit::ExtraSelection &s = m_renameSelections[i];
int pos = s.cursor.anchor();
int endPos = s.cursor.position();
s.cursor.setPosition(s.cursor.anchor() + offset);
s.cursor.deleteChar();
s.cursor.setPosition(pos);
s.cursor.setPosition(endPos - 1, QTextCursor::KeepAnchor);
}
c.endEditBlock();
m_inRename = false;
setTextCursor(c);
setExtraSelections(CodeSemanticsSelection, m_renameSelections);
e->accept();
return;
}
break;
}
default: {
QString text = e->text();
if (! text.isEmpty() && text.at(0).isPrint()) {
QTextCursor c = textCursor();
@@ -1641,6 +1684,8 @@ void CPPEditor::keyPressEvent(QKeyEvent *e)
int offset = c.position() - currentRenameSelection.cursor.anchor();
m_inRename = true;
c.beginEditBlock();
for (int i = 0; i < m_renameSelections.size(); ++i) {
QTextEdit::ExtraSelection &s = m_renameSelections[i];
@@ -1653,20 +1698,20 @@ void CPPEditor::keyPressEvent(QKeyEvent *e)
}
c.endEditBlock();
m_inRename = false;
setTextCursor(c);
setExtraSelections(CodeSemanticsSelection, m_renameSelections);
e->accept();
} else {
e->accept();
qWarning() << "Whaa!";
return;
}
} else {
e->accept();
}
break;
}
}
TextEditor::BaseTextEditor::keyPressEvent(e);
}
void CPPEditor::showLink(const Link &link)

4
src/plugins/cppeditor/cppeditor.h
View File

@@ -128,6 +128,7 @@ private slots:
void reformatDocument();
void simplifyDeclarations();
void renameInPlace();
void onContentsChanged(int position, int charsRemoved, int charsAdded);
private:
bool sortedMethodOverview() const;
@@ -143,6 +144,8 @@ private:
void createToolBar(CPPEditorEditable *editable);
void abortRename();
struct Link
{
Link(const QString &fileName = QString(),
@@ -186,6 +189,7 @@ private:
QList<QTextEdit::ExtraSelection> m_renameSelections;
int m_currentRenameSelection;
bool m_inRename;
};
} // namespace Internal