: QDialog(parent),

ui(new Ui::FindReplaceDialog),

m_scintilla(nullptr),

foundIndicatorNumber(0),

findInProgress(false)

{

// Create UI

ui->setupUi(this);

{

m_scintilla = scintilla;

// Create indicator for find-all and replace-all occurrences

foundIndicatorNumber = m_scintilla->indicatorDefine(QsciScintilla::StraightBoxIndicator);

m_scintilla->setIndicatorForegroundColor(Qt::magenta, foundIndicatorNumber);

m_scintilla->setIndicatorDrawUnder(true, foundIndicatorNumber);

bool isWriteable = ! m_scintilla->isReadOnly();

ui->replaceWithText->setEnabled(isWriteable);

ui->replaceButton->setEnabled(isWriteable);

ui->replaceAllButton->setEnabled(isWriteable);

connect(m_scintilla, &ExtendedScintilla::destroyed, this, &FindReplaceDialog::hide);

connect(ui->findText, &QLineEdit::editingFinished, this, &FindReplaceDialog::cancelFind);

connect(ui->regexpCheckBox, &QCheckBox::toggled, this, &FindReplaceDialog::cancelFind);

connect(ui->caseCheckBox, &QCheckBox::toggled, this, &FindReplaceDialog::cancelFind);

connect(ui->wholeWordsCheckBox, &QCheckBox::toggled, this, &FindReplaceDialog::cancelFind);

connect(ui->wrapCheckBox, &QCheckBox::toggled, this, &FindReplaceDialog::cancelFind);

connect(ui->backwardsCheckBox, &QCheckBox::toggled, this, &FindReplaceDialog::cancelFind);

connect(ui->selectionCheckBox, &QCheckBox::toggled, this, &FindReplaceDialog::cancelFind);

connect(ui->selectionCheckBox, &QCheckBox::toggled, ui->wrapCheckBox, &QCheckBox::setDisabled);

{

if (ui->selectionCheckBox->isChecked())

return m_scintilla->findFirstInSelection

(ui->findText->text(),

ui->regexpCheckBox->isChecked(),

ui->caseCheckBox->isChecked(),

ui->wholeWordsCheckBox->isChecked(),

forward,

/* show */ true,

/* posix */ true,

/* cxx11 */ true);

else

return m_scintilla->findFirst

(ui->findText->text(),

ui->regexpCheckBox->isChecked(),

ui->caseCheckBox->isChecked(),

ui->wholeWordsCheckBox->isChecked(),

wrap,

forward,

/* line */ -1,

/* index */ -1,

/* show */ true,

/* posix */ true,

/* cxx11 */ true);

{

clearIndicators();

if (findInProgress)

findInProgress = m_scintilla->findNext();

else

findInProgress = findFirst(ui->wrapCheckBox->isChecked(),

!ui->backwardsCheckBox->isChecked());

if (!findInProgress)

ui->messageLabel->setText(tr("The searched text was not found"));

return findInProgress;

{

ui->replaceWithText->setVisible(hasReplace);

ui->replaceButton->setVisible(hasReplace);

ui->replaceWithLabel->setVisible(hasReplace);

ui->replaceAllButton->setVisible(hasReplace);

show();

{

ui->findText->setFocus();

// If there is multi-line selected text set automatically the selection

// check box. If it's only part of a line, use it as text to find.

if (m_scintilla->hasSelectedText())

if (m_scintilla->selectedText().contains("\n"))

ui->selectionCheckBox->setChecked(true);

else {

ui->findText->setText(m_scintilla->selectedText());

ui->selectionCheckBox->setChecked(false);

}

else

ui->selectionCheckBox->setChecked(false);

ui->findText->selectAll();

QDialog::show();

{

if (m_scintilla->hasSelectedText())

m_scintilla->replace(ui->replaceWithText->text());

findNext();

{

int fromRow, fromIndex, toRow, toIndex;

m_scintilla->getSelection(&fromRow, &fromIndex, &toRow, &toIndex);

m_scintilla->fillIndicatorRange(fromRow, fromIndex, toRow, toIndex, foundIndicatorNumber);

{

clearIndicators();

if (!ui->selectionCheckBox->isChecked())

m_scintilla->setCursorPosition(0, 0);

bool found = findFirst(/* wrap */ false, /* fordward */ true);

int occurrences = 0;

while (found) {

if (replace)

m_scintilla->replace(ui->replaceWithText->text());

indicateSelection();

++occurrences;

found = m_scintilla->findNext();

}

if (!ui->selectionCheckBox->isChecked())

m_scintilla->clearSelection();

QString message;

switch (occurrences) {

case 0:

message = tr("The searched text was not found.");

break;

case 1:

if (replace)

message = tr("The searched text was replaced one time.");

else

message = tr("The searched text was found one time.");

break;

default:

if (replace)

message = tr("The searched text was replaced %1 times.").arg(occurrences);

else

message = tr("The searched text was found %1 times.").arg(occurrences);

break;

}

ui->messageLabel->setText(message);

{

m_scintilla->findFirst(QString(), false, false, false, false);

clearIndicators();

findInProgress = false;

ui->messageLabel->setText("");

{

m_scintilla->clearIndicatorRange(0, 0, m_scintilla->lines(), m_scintilla->lineLength(m_scintilla->lines()), foundIndicatorNumber);

ui->messageLabel->setText("");

{

m_scintilla->clearSelection();

// Reset any previous find so it does not interfere with the next time

// the dialog is open.

cancelFind();

QDialog::close();

{

if (button == ui->buttonBox->button(QDialogButtonBox::Help))

help();

else if (button == ui->buttonBox->button(QDialogButtonBox::Close))

close();

{

close();

QDialog::reject();