pollymc/application/pages/LogPage.cpp
Petr Mrázek 9684d3b0a0 GH-1008 implement log window max line count
Defaults to 100k lines
2015-06-11 01:50:20 +02:00

266 lines
6.0 KiB
C++

#include "LogPage.h"
#include "ui_LogPage.h"
#include "MultiMC.h"
#include <QIcon>
#include <QScrollBar>
#include <QShortcut>
#include "BaseProcess.h"
#include <settings/Setting.h>
#include "GuiUtil.h"
LogPage::LogPage(BaseProcess *proc, QWidget *parent)
: QWidget(parent), ui(new Ui::LogPage), m_process(proc)
{
ui->setupUi(this);
ui->tabWidget->tabBar()->hide();
connect(m_process, SIGNAL(log(QString, MessageLevel::Enum)), this,
SLOT(write(QString, MessageLevel::Enum)));
// create the format and set its font
defaultFormat = new QTextCharFormat(ui->text->currentCharFormat());
QString fontFamily = MMC->settings()->get("ConsoleFont").toString();
bool conversionOk = false;
int fontSize = MMC->settings()->get("ConsoleFontSize").toInt(&conversionOk);
if(!conversionOk)
{
fontSize = 11;
}
defaultFormat->setFont(QFont(fontFamily, fontSize));
// ensure we don't eat all the RAM
auto lineSetting = MMC->settings()->getSetting("ConsoleMaxLines");
int maxLines = lineSetting->get().toInt(&conversionOk);
if(!conversionOk)
{
maxLines = lineSetting->defValue().toInt();
qWarning() << "ConsoleMaxLines has nonsensical value, defaulting to" << maxLines;
}
ui->text->setMaximumBlockCount(maxLines);
m_stopOnOverflow = MMC->settings()->get("ConsoleOverflowStop").toBool();
auto findShortcut = new QShortcut(QKeySequence(QKeySequence::Find), this);
connect(findShortcut, SIGNAL(activated()), SLOT(findActivated()));
auto findNextShortcut = new QShortcut(QKeySequence(QKeySequence::FindNext), this);
connect(findNextShortcut, SIGNAL(activated()), SLOT(findNextActivated()));
connect(ui->searchBar, SIGNAL(returnPressed()), SLOT(on_findButton_clicked()));
auto findPreviousShortcut = new QShortcut(QKeySequence(QKeySequence::FindPrevious), this);
connect(findPreviousShortcut, SIGNAL(activated()), SLOT(findPreviousActivated()));
}
LogPage::~LogPage()
{
delete ui;
delete defaultFormat;
}
bool LogPage::apply()
{
return true;
}
bool LogPage::shouldDisplay() const
{
return m_process->instance()->isRunning();
}
void LogPage::on_btnPaste_clicked()
{
GuiUtil::uploadPaste(ui->text->toPlainText(), this);
}
void LogPage::on_btnCopy_clicked()
{
GuiUtil::setClipboardText(ui->text->toPlainText());
}
void LogPage::on_btnClear_clicked()
{
ui->text->clear();
}
void LogPage::on_btnBottom_clicked()
{
ui->text->verticalScrollBar()->setSliderPosition(ui->text->verticalScrollBar()->maximum());
}
void LogPage::on_trackLogCheckbox_clicked(bool checked)
{
m_write_active = checked;
}
void LogPage::on_findButton_clicked()
{
auto modifiers = QApplication::keyboardModifiers();
if (modifiers & Qt::ShiftModifier)
{
findPreviousActivated();
}
else
{
findNextActivated();
}
}
void LogPage::findActivated()
{
// focus the search bar if it doesn't have focus
if (!ui->searchBar->hasFocus())
{
auto searchForCursor = ui->text->textCursor();
auto searchForString = searchForCursor.selectedText();
if (searchForString.size())
{
ui->searchBar->setText(searchForString);
}
ui->searchBar->setFocus();
ui->searchBar->selectAll();
}
}
void LogPage::findNextActivated()
{
auto toSearch = ui->searchBar->text();
if (toSearch.size())
{
ui->text->find(toSearch);
}
}
void LogPage::findPreviousActivated()
{
auto toSearch = ui->searchBar->text();
if (toSearch.size())
{
ui->text->find(toSearch, QTextDocument::FindBackward);
}
}
void LogPage::setParentContainer(BasePageContainer * container)
{
m_parentContainer = container;
}
void LogPage::write(QString data, MessageLevel::Enum mode)
{
if (!m_write_active)
{
if (mode != MessageLevel::PrePost && mode != MessageLevel::MultiMC)
{
return;
}
}
if(m_stopOnOverflow && m_write_active)
{
if(mode != MessageLevel::PrePost && mode != MessageLevel::MultiMC)
{
if(ui->text->blockCount() >= ui->text->maximumBlockCount())
{
m_write_active = false;
data = tr("MultiMC stopped watching the game log because the log length surpassed %1 lines.\n"
"You may have to fix your mods because the game is still loggging to files and"
" likely wasting harddrive space at an alarming rate!")
.arg(ui->text->maximumBlockCount());
mode = MessageLevel::Fatal;
ui->trackLogCheckbox->setCheckState(Qt::Unchecked);
if(!isVisible())
{
m_parentContainer->selectPage(id());
}
}
}
}
// save the cursor so it can be restored.
auto savedCursor = ui->text->cursor();
QScrollBar *bar = ui->text->verticalScrollBar();
int max_bar = bar->maximum();
int val_bar = bar->value();
if (isVisible())
{
if (m_scroll_active)
{
m_scroll_active = (max_bar - val_bar) <= 1;
}
else
{
m_scroll_active = val_bar == max_bar;
}
}
if (data.endsWith('\n'))
data = data.left(data.length() - 1);
QStringList paragraphs = data.split('\n');
QStringList filtered;
for (QString &paragraph : paragraphs)
{
//TODO: implement filtering here.
filtered.append(paragraph);
}
QListIterator<QString> iter(filtered);
QTextCharFormat format(*defaultFormat);
switch(mode)
{
case MessageLevel::MultiMC:
{
format.setForeground(QColor("blue"));
break;
}
case MessageLevel::Debug:
{
format.setForeground(QColor("green"));
break;
}
case MessageLevel::Warning:
{
format.setForeground(QColor("orange"));
break;
}
case MessageLevel::Error:
{
format.setForeground(QColor("red"));
break;
}
case MessageLevel::Fatal:
{
format.setForeground(QColor("red"));
format.setBackground(QColor("black"));
break;
}
case MessageLevel::PrePost:
{
format.setForeground(QColor("grey"));
break;
}
case MessageLevel::Info:
case MessageLevel::Message:
default:
{
// do nothing, keep original
}
}
while (iter.hasNext())
{
// append a paragraph/line
auto workCursor = ui->text->textCursor();
workCursor.movePosition(QTextCursor::End);
workCursor.insertText(iter.next(), format);
workCursor.insertBlock();
}
if (isVisible())
{
if (m_scroll_active)
{
bar->setValue(bar->maximum());
}
m_last_scroll_value = bar->value();
}
ui->text->setCursor(savedCursor);
}