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Unduplicated code that applies an edit operation to all occurrences

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This commit is contained in:
Thorbjørn Lindeijer
2009-07-02 15:09:02 +02:00
parent b11d3606c2
commit 7196c94c65
2 changed files with 81 additions and 97 deletions
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169
src/plugins/cppeditor/cppeditor.cpp
View File

@@ -654,6 +654,48 @@ void CPPEditor::createToolBar(CPPEditorEditable *editable)
static_cast<QHBoxLayout*>(w->layout())->insertWidget(0, m_methodCombo, 1);
}
void CPPEditor::inAllRenameSelections(EditOperation operation,
const QTextEdit::ExtraSelection &currentRenameSelection,
QTextCursor cursor,
const QString &text)
{
m_inRename = true;
cursor.beginEditBlock();
const int offset = cursor.position() - currentRenameSelection.cursor.anchor();
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);
switch (operation) {
case DeletePreviousChar:
s.cursor.deletePreviousChar();
--endPos;
break;
case DeleteChar:
s.cursor.deleteChar();
--endPos;
break;
case InsertText:
s.cursor.insertText(text);
endPos += text.length();
break;
}
s.cursor.setPosition(pos);
s.cursor.setPosition(endPos, QTextCursor::KeepAnchor);
}
cursor.endEditBlock();
m_inRename = false;
setExtraSelections(CodeSemanticsSelection, m_renameSelections);
setTextCursor(cursor);
}
void CPPEditor::abortRename()
{
m_currentRenameSelection = -1;
@@ -816,6 +858,9 @@ void CPPEditor::renameInPlace()
void CPPEditor::onContentsChanged(int position, int charsRemoved, int charsAdded)
{
Q_UNUSED(position)
Q_UNUSED(charsAdded)
if (!m_inRename)
abortRename();
@@ -1372,10 +1417,6 @@ void CPPEditor::contextMenuEvent(QContextMenuEvent *e)
foreach (QAction *action, contextMenu->actions())
menu->addAction(action);
QAction *simplifyDeclarations = new QAction(tr("Simplify Declarations"), menu);
connect(simplifyDeclarations, SIGNAL(triggered()), this, SLOT(simplifyDeclarations()));
menu->addAction(simplifyDeclarations);
const QList<QTextEdit::ExtraSelection> selections =
extraSelections(BaseTextEditor::CodeSemanticsSelection);
@@ -1458,9 +1499,10 @@ void CPPEditor::keyPressEvent(QKeyEvent *e)
return;
}
QTextEdit::ExtraSelection currentRenameSelection = m_renameSelections.at(m_currentRenameSelection);
QTextCursor::MoveMode moveMode = (e->modifiers() & Qt::ShiftModifier) ? QTextCursor::KeepAnchor : QTextCursor::MoveAnchor;
const QTextEdit::ExtraSelection &currentRenameSelection = m_renameSelections.at(m_currentRenameSelection);
QTextCursor cursor = textCursor();
const QTextCursor::MoveMode moveMode =
(e->modifiers() & Qt::ShiftModifier) ? QTextCursor::KeepAnchor : QTextCursor::MoveAnchor;
switch (e->key()) {
case Qt::Key_Enter:
@@ -1470,94 +1512,50 @@ void CPPEditor::keyPressEvent(QKeyEvent *e)
e->accept();
return;
case Qt::Key_Home: {
QTextCursor c = textCursor();
if (c.position() > currentRenameSelection.cursor.anchor()
&& c.position() <= currentRenameSelection.cursor.position()) {
c.setPosition(currentRenameSelection.cursor.anchor(), moveMode);
setTextCursor(c);
// Send home to start of name when within the name and not at the start
if (cursor.position() > currentRenameSelection.cursor.anchor()
&& cursor.position() <= currentRenameSelection.cursor.position()) {
cursor.setPosition(currentRenameSelection.cursor.anchor(), moveMode);
setTextCursor(cursor);
e->accept();
return;
}
break;
}
case Qt::Key_End: {
QTextCursor c = textCursor();
if (c.position() >= currentRenameSelection.cursor.anchor()
&& c.position() < currentRenameSelection.cursor.position()) {
c.setPosition(currentRenameSelection.cursor.position(), moveMode);
setTextCursor(c);
// Send end to end of name when within the name and not at the end
if (cursor.position() >= currentRenameSelection.cursor.anchor()
&& cursor.position() < currentRenameSelection.cursor.position()) {
cursor.setPosition(currentRenameSelection.cursor.position(), moveMode);
setTextCursor(cursor);
e->accept();
return;
}
break;
}
case Qt::Key_Backspace: {
QTextCursor c = textCursor();
if (c.position() == currentRenameSelection.cursor.anchor()) {
// Eat
if (cursor.position() == currentRenameSelection.cursor.anchor()) {
// Eat backspace at start of name
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];
int pos = s.cursor.anchor();
int endPos = s.cursor.position();
s.cursor.setPosition(s.cursor.anchor() + offset);
s.cursor.deletePreviousChar();
s.cursor.setPosition(pos);
s.cursor.setPosition(endPos - 1, QTextCursor::KeepAnchor);
}
c.endEditBlock();
m_inRename = false;
setTextCursor(c);
setExtraSelections(CodeSemanticsSelection, m_renameSelections);
} else if (cursor.position() > currentRenameSelection.cursor.anchor()
&& cursor.position() <= currentRenameSelection.cursor.position()) {
inAllRenameSelections(DeletePreviousChar, currentRenameSelection, cursor);
e->accept();
return;
}
break;
}
case Qt::Key_Delete: {
QTextCursor c = textCursor();
if (c.position() == currentRenameSelection.cursor.position()) {
// Eat
if (cursor.position() == currentRenameSelection.cursor.position()) {
// Eat delete at end of name
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];
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);
} else if (cursor.position() >= currentRenameSelection.cursor.anchor()
&& cursor.position() < currentRenameSelection.cursor.position()) {
inAllRenameSelections(DeleteChar, currentRenameSelection, cursor);
e->accept();
return;
}
@@ -1565,34 +1563,11 @@ void CPPEditor::keyPressEvent(QKeyEvent *e)
}
default: {
QString text = e->text();
if (! text.isEmpty() && text.at(0).isPrint()) {
QTextCursor c = textCursor();
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.insertText(text);
s.cursor.setPosition(pos);
s.cursor.setPosition(endPos + text.length(), QTextCursor::KeepAnchor);
}
c.endEditBlock();
m_inRename = false;
setTextCursor(c);
setExtraSelections(CodeSemanticsSelection, m_renameSelections);
if (cursor.position() >= currentRenameSelection.cursor.anchor()
&& cursor.position() <= currentRenameSelection.cursor.position()) {
inAllRenameSelections(InsertText, currentRenameSelection, cursor, text);
e->accept();
return;
}

9
src/plugins/cppeditor/cppeditor.h
View File

@@ -143,6 +143,15 @@ private:
void createToolBar(CPPEditorEditable *editable);
enum EditOperation {
DeleteChar,
DeletePreviousChar,
InsertText
};
void inAllRenameSelections(EditOperation operation,
const QTextEdit::ExtraSelection &currentRenameSelection,
QTextCursor cursor,
const QString &text = QString());
void abortRename();
struct Link