rpcs3/rpcs3/rpcs3qt/find_dialog.cpp
2020-12-06 15:30:12 +03:00

116 lines
2.8 KiB
C++

#include "find_dialog.h"
#include <QVBoxLayout>
find_dialog::find_dialog(QTextEdit* edit, QWidget *parent, Qt::WindowFlags f) : QDialog(parent, f), m_text_edit(edit)
{
setWindowTitle(tr("Find string"));
m_find_bar = new QLineEdit();
m_find_bar->setPlaceholderText(tr("Search..."));
m_label_count_lines = new QLabel(tr("Counted in lines: -"));
m_label_count_total = new QLabel(tr("Counted in total: -"));
m_find_first = new QPushButton(tr("First"));
m_find_last = new QPushButton(tr("Last"));
m_find_next = new QPushButton(tr("Next"));
m_find_previous = new QPushButton(tr("Previous"));
QHBoxLayout* count_layout = new QHBoxLayout();
count_layout->addWidget(m_label_count_lines);
count_layout->addWidget(m_label_count_total);
QHBoxLayout* button_layout = new QHBoxLayout();
button_layout->addWidget(m_find_first);
button_layout->addWidget(m_find_last);
button_layout->addWidget(m_find_previous);
button_layout->addWidget(m_find_next);
QVBoxLayout* layout = new QVBoxLayout();
layout->addWidget(m_find_bar);
layout->addLayout(count_layout);
layout->addLayout(button_layout);
setLayout(layout);
connect(m_find_first, &QPushButton::clicked, this, &find_dialog::find_first);
connect(m_find_last, &QPushButton::clicked, this, &find_dialog::find_last);
connect(m_find_next, &QPushButton::clicked, this, &find_dialog::find_next);
connect(m_find_previous, &QPushButton::clicked, this, &find_dialog::find_previous);
show();
}
int find_dialog::count_all()
{
m_count_lines = 0;
m_count_total = 0;
if (!m_text_edit || m_find_bar->text().isEmpty())
{
show_count();
return 0;
}
QTextCursor old_cursor = m_text_edit->textCursor();
m_text_edit->moveCursor(QTextCursor::Start);
int old_line_index = -1;
int new_line_index = 0;
while (m_text_edit->find(m_find_bar->text()))
{
m_count_total++;
new_line_index = m_text_edit->textCursor().blockNumber();
if (new_line_index != old_line_index)
{
m_count_lines++;
old_line_index = new_line_index;
}
}
m_text_edit->setTextCursor(old_cursor);
show_count();
return m_count_total;
}
void find_dialog::find_first()
{
if (count_all() <= 0)
return;
m_text_edit->moveCursor(QTextCursor::Start);
m_text_edit->find(m_find_bar->text());
}
void find_dialog::find_last()
{
if (count_all() <= 0)
return;
m_text_edit->moveCursor(QTextCursor::End);
m_text_edit->find(m_find_bar->text(), QTextDocument::FindBackward);
}
void find_dialog::find_next()
{
if (count_all() <= 0)
return;
m_text_edit->find(m_find_bar->text());
}
void find_dialog::find_previous()
{
if (count_all() <= 0)
return;
m_text_edit->find(m_find_bar->text(), QTextDocument::FindBackward);
}
void find_dialog::show_count()
{
m_label_count_lines->setText(tr("Counted in lines: %0").arg(m_count_lines));
m_label_count_total->setText(tr("Counted in total: %0").arg(m_count_total));
}