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screengrab-packaging/src/core/ui/mainwindow.cpp

645 lines
19 KiB

/***************************************************************************
* Copyright (C) 2009 - 2013 by Artem 'DOOMer' Galichkin *
* doomer3d@gmail.com *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "../core.h"
#include "../shortcutmanager.h"
#include <QDir>
#include <QFileDialog>
#include <QDesktopWidget>
#include <QHash>
#include <QHashIterator>
#include <QRegExp>
#include <QTimer>
#include <QToolButton>
#include <QMenu>
MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent),
_ui(new Ui::MainWindow), _conf(nullptr), _trayMenu(nullptr)
{
_ui->setupUi(this);
_trayed = false;
#ifdef SG_GLOBAL_SHORTCUTS
// signal mapper
_globalShortcutSignals = new QSignalMapper(this);
// global shortcuts
_fullScreen = new QxtGlobalShortcut(this);
_activeWindow = new QxtGlobalShortcut(this);
_areaSelection = new QxtGlobalShortcut(this);
_globalShortcuts << _fullScreen << _activeWindow << _areaSelection;
for (int i = 0; i < _globalShortcuts.count(); ++i )
{
connect(_globalShortcuts[i], SIGNAL(activated()), _globalShortcutSignals, SLOT(map()) );
_globalShortcutSignals->setMapping(_globalShortcuts[i], i);
}
connect(_globalShortcutSignals, SIGNAL(mapped(int)), this, SLOT(globalShortcutActivate(int)));
#endif
_trayIcon = nullptr;
_hideWnd = nullptr;
_trayMenu = nullptr;
// create actions menu
actNew = new QAction(QIcon::fromTheme("document-new"), tr("New"), this);
actSave = new QAction(QIcon::fromTheme("document-save"), tr("Save"), this);
actCopy = new QAction(QIcon::fromTheme("edit-copy"), tr("Copy"), this);
actOptions = new QAction(QIcon::fromTheme("configure"), tr("Options"), this);
actHelp = new QAction(QIcon::fromTheme("system-help"), tr("Help"), this);
actAbout = new QAction(QIcon::fromTheme("system-about"), tr("About"), this);
actQuit = new QAction(QIcon::fromTheme("application-exit"), tr("Quit"), this);
// connect actions to slots
Core *c = Core::instance();
connect(actQuit, &QAction::triggered, c, &Core::coreQuit);
connect(actNew, &QAction::triggered, c, &Core::setScreen);
connect(actSave, &QAction::triggered, this, &MainWindow::saveScreen);
connect(actCopy, &QAction::triggered, c, &Core::copyScreen);
connect(actOptions, &QAction::triggered, this, &MainWindow::showOptions);
connect(actAbout, &QAction::triggered, this, &MainWindow::showAbout);
connect(actHelp, &QAction::triggered, this, &MainWindow::showHelp);
_ui->toolBar->addAction(actNew);
_ui->toolBar->addAction(actSave);
_ui->toolBar->addAction(actCopy);
_ui->toolBar->addAction(actOptions);
_ui->toolBar->addSeparator();
QMenu *menuInfo = new QMenu(this);
menuInfo->addAction(actHelp);
menuInfo->addAction(actAbout);
QToolButton *help = new QToolButton(this);
help->setText(tr("Help"));
help->setPopupMode(QToolButton::InstantPopup);
help->setIcon(QIcon::fromTheme("system-help"));
help->setMenu(menuInfo);
_ui->toolBar->addWidget(help);
QWidget* spacer = new QWidget();
spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
_ui->toolBar->addWidget(spacer);
_ui->toolBar->addAction(actQuit);
void (QSpinBox::*delayChange)(int) = &QSpinBox::valueChanged;
connect(_ui->delayBox, delayChange, this, &MainWindow::delayBoxChange);
void (QComboBox::*typeScr)(int) = &QComboBox::currentIndexChanged;
connect(_ui->cbxTypeScr, typeScr, this, &MainWindow::typeScreenShotChange);
connect(_ui->checkIncludeCursor, &QCheckBox::toggled, this, &MainWindow::checkIncludeCursor);
connect(_ui->checkNoDecoration, &QCheckBox::toggled, this, &MainWindow::checkNoDecoration);
connect(_ui->checkZommMouseArea, &QCheckBox::toggled, this, &MainWindow::checkZommMouseArea);
appIcon = QIcon::fromTheme ("screengrab");
if (appIcon.isNull())
appIcon = QIcon(":/res/img/logo.png");
setWindowIcon(appIcon);
QRect geometry = QApplication::desktop()->availableGeometry(QApplication::desktop()->screenNumber());
move(geometry.width() / 2 - width() / 2, geometry.height() / 2 - height() / 2);
_ui->scrLabel->installEventFilter(this);
_ui->delayBox->installEventFilter(this);
}
MainWindow::~MainWindow()
{
delete _ui;
}
void MainWindow::changeEvent(QEvent *e)
{
QMainWindow::changeEvent(e);
switch (e->type()) {
case QEvent::LanguageChange:
_ui->retranslateUi(this);
break;
default:
break;
}
}
void MainWindow::closeEvent(QCloseEvent *e)
{
if (_conf->getCloseInTray() && _conf->getShowTrayIcon())
{
windowHideShow();
e->ignore();
}
else
actQuit->activate(QAction::Trigger);
}
// resize main window
void MainWindow::resizeEvent(QResizeEvent *event)
{
Q_UNUSED(event)
// get size dcreen pixel map
QSize scaleSize = Core::instance()->getPixmap()->size(); // get orig size pixmap
scaleSize.scale(_ui->scrLabel->contentsRect().size(), Qt::KeepAspectRatio);
if (!_ui->scrLabel->pixmap() || scaleSize != _ui->scrLabel->pixmap()->size())
updatePixmap(Core::instance()->getPixmap());
}
bool MainWindow::eventFilter(QObject* obj, QEvent* event)
{
if (obj == _ui->scrLabel)
{
if (event->type() == QEvent::ToolTip)
displatScreenToolTip();
else if (event->type() == QEvent::MouseButtonDblClick)
Core::instance()->openInExtViewer();
}
else if (obj == _ui->delayBox && event->type() == QEvent::ShortcutOverride)
{ // filter out Ctrl+C because we need it
if (QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event))
{
if ((keyEvent->modifiers() & Qt::ControlModifier) && keyEvent->key() == Qt::Key_C)
return true;
}
}
return QObject::eventFilter(obj, event);
}
void MainWindow::updatePixmap(QPixmap *pMap)
{
QSize lSize = _ui->scrLabel->contentsRect().size();
// never scale up the image beyond its real size
_ui->scrLabel->setPixmap(lSize.width() < pMap->width() || lSize.height() < pMap->height()
? pMap->scaled(lSize, Qt::KeepAspectRatio, Qt::SmoothTransformation)
: *pMap);
}
void MainWindow::updateModulesActions(const QList<QAction *> &list)
{
_ui->toolBar->insertSeparator(actOptions);
if (list.count() > 0)
{
for (int i = 0; i < list.count(); ++i)
{
QAction *action = list.at(i);
if (action)
_ui->toolBar->insertAction(actOptions, action);
}
}
}
void MainWindow::updateModulesenus(const QList<QMenu *> &list)
{
if (list.count() > 0)
{
for (int i = 0; i < list.count(); ++i)
{
QMenu *menu = list.at(i);
if (menu != nullptr)
{
QToolButton* btn = new QToolButton(this);
btn->setText(menu->title());
btn->setPopupMode(QToolButton::InstantPopup);
btn->setToolTip(menu->title());
btn->setMenu(list.at(i));
_ui->toolBar->insertWidget(actOptions, btn);
}
}
_ui->toolBar->insertSeparator(actOptions);
}
}
void MainWindow::show()
{
if (!isVisible() && !_trayed)
showNormal();
if (_trayIcon){
if (_conf->getShowTrayIcon())
{
_trayIcon->blockSignals(false);
_trayIcon->setContextMenu(_trayMenu);
}
_trayIcon->setVisible(true);
}
QMainWindow::show();
}
bool MainWindow::isTrayed() const
{
return _trayIcon != nullptr;
}
void MainWindow::showTrayMessage(const QString& header, const QString& message)
{
if (_conf->getShowTrayIcon())
{
switch(_conf->getTrayMessages())
{
case 0: break; // never shown
case 1: // main window hidden
{
if (isHidden() && _trayed)
{
_trayIcon->showMessage(header, message,
QSystemTrayIcon::MessageIcon(), _conf->getTimeTrayMess()*1000 ); //5000
}
break;
}
case 2: // always show
{
_trayIcon->showMessage(header, message,
QSystemTrayIcon::MessageIcon(), _conf->getTimeTrayMess()*1000 );
break;
}
default: break;
}
}
}
void MainWindow::setConfig(Config *config)
{
_conf = config;
updateUI();
}
void MainWindow::showHelp()
{
QString localeHelpFile;
localeHelpFile = QString(SG_DOCDIR) + "%1html%1" + Config::getSysLang()+"%1index.html";
localeHelpFile = localeHelpFile.arg(QString(QDir::separator()));
if (!QFile::exists(localeHelpFile))
{
localeHelpFile = QString(SG_DOCDIR) + "%1html%1" + Config::getSysLang().section("_", 0, 0) + "%1index.html";
localeHelpFile = localeHelpFile.arg(QString(QDir::separator()));
if (!QFile::exists(localeHelpFile))
{
localeHelpFile = QString(SG_DOCDIR) + "%1html%1en%1index.html";
localeHelpFile = localeHelpFile.arg(QString(QDir::separator()));
}
}
// open find localize or eng help help
QDesktopServices::openUrl(QUrl::fromLocalFile(localeHelpFile));
}
void MainWindow::showOptions()
{
ConfigDialog *options = new ConfigDialog(this);
#ifdef SG_GLOBAL_SHORTCUTS
globalShortcutBlock(true);
#endif
if (isMinimized())
{
showNormal();
disableTrayMenuActions(true);
if (options->exec() == QDialog::Accepted)
updateUI();
disableTrayMenuActions(false);
if (_trayIcon) // the tray may have been removed
windowHideShow(); // hides the window in this case
}
else
{
if (options->exec() == QDialog::Accepted)
updateUI();
}
#ifdef SG_GLOBAL_SHORTCUTS
globalShortcutBlock(false);
#endif
delete options;
}
void MainWindow::showAbout()
{
AboutDialog *about = new AboutDialog(this);
if (isMinimized())
{
showNormal();
disableTrayMenuActions(true);
about->exec();
disableTrayMenuActions(false);
windowHideShow(); // hides the window in this case
}
else
about->exec();
delete about;
}
void MainWindow::displatScreenToolTip()
{
QSize pSize = Core::instance()->getPixmap()->size();
quint16 w = pSize.width();
quint16 h = pSize.height();
QString toolTip = tr("Screenshot ") + QString::number(w) + "x" + QString::number(h);
if (_conf->getEnableExtView())
{
toolTip += "\n\n";
toolTip += tr("Double click to open screenshot in external default image viewer");
}
_ui->scrLabel->setToolTip(toolTip);
}
void MainWindow::createTray()
{
_trayed = false;
actHideShow = new QAction(tr("Hide"), this);
connect(actHideShow, &QAction::triggered, this, &MainWindow::windowHideShow);
// create tray menu
_trayMenu = new QMenu(this);
_trayMenu->addAction(actHideShow);
_trayMenu->addSeparator();
_trayMenu->addAction(actNew); // TODO - add icons (icon, action)
_trayMenu->addAction(actSave);
_trayMenu->addAction(actCopy);
_trayMenu->addSeparator();
_trayMenu->addAction(actOptions);
_trayMenu->addSeparator();
_trayMenu->addAction(actHelp);
_trayMenu->addAction(actAbout);
_trayMenu->addSeparator();
_trayMenu->addAction(actQuit);
_trayIcon = new QSystemTrayIcon(this);
_trayIcon->setContextMenu(_trayMenu);
_trayIcon->setIcon(appIcon);
_trayIcon->show();
connect(_trayIcon, &QSystemTrayIcon::activated, this, &MainWindow::trayClick);
}
void MainWindow::disableTrayMenuActions(bool disable)
{
// On the one hand, QSystemTrayIcon::setContextMenu() can't be used for changing/removing
// the menu. On the other hand, deleting/recreating the current menu isn't a good way of
// disabling the context menu. Instead, we disable/enable menu ACTIONS when needed.
if (_trayMenu)
{
const QList<QAction*> actions = _trayMenu->actions();
for (QAction *action : actions)
action->setDisabled(disable);
}
}
void MainWindow::killTray()
{
// the actions should be enabled because they're shared with the main window
disableTrayMenuActions(false);
_trayed = false;
delete _trayMenu;
_trayMenu = nullptr;
delete _trayIcon;
_trayIcon = nullptr;
}
void MainWindow::delayBoxChange(int delay)
{
_conf->setDelay(delay);
}
void MainWindow::typeScreenShotChange(int type)
{
_conf->setDefScreenshotType(type);
// show/hide checkboxes according to the type
_ui->checkNoDecoration->setVisible(type == 1);
_ui->checkIncludeCursor->setVisible(type < 2);
_ui->checkZommMouseArea->setVisible(type >= 2);
}
void MainWindow::checkIncludeCursor(bool include)
{
_conf->setIncludeCursor(include);
}
void MainWindow::checkNoDecoration(bool noDecor)
{
_conf->setNoDecoration(noDecor);
}
void MainWindow::checkZommMouseArea(bool zoom)
{
_conf->setZoomAroundMouse(zoom);
}
// updating UI from configdata
void MainWindow::updateUI()
{
_ui->delayBox->setValue(_conf->getDelay());
int type = _conf->getDefScreenshotType();
_ui->cbxTypeScr->setCurrentIndex(type);
// show/hide checkboxes according to the type
_ui->checkNoDecoration->setVisible(type == 1);
_ui->checkIncludeCursor->setVisible(type < 2);
_ui->checkZommMouseArea->setVisible(type >= 2);
_ui->checkZommMouseArea->setChecked(_conf->getZoomAroundMouse());
_ui->checkNoDecoration->setChecked(_conf->getNoDecoration());
_ui->checkIncludeCursor->setChecked(_conf->getIncludeCursor());
updateShortcuts();
// create tray object
if (_conf->getShowTrayIcon() && !_trayIcon)
createTray();
// kill tray object, if tray was disabled in the configuration dialog
if (!_conf->getShowTrayIcon() && _trayIcon)
killTray();
}
// mouse clicks on tray icom
void MainWindow::trayClick(QSystemTrayIcon::ActivationReason reason)
{
if (findChildren<QDialog*>().count() > 0)
{ // just activate the window when there's a dialog
activateWindow();
raise();
return;
}
switch(reason)
{
case QSystemTrayIcon::Trigger:
windowHideShow();
break;
default: ;
}
}
void MainWindow::windowHideShow()
{
if (isHidden())
{
actHideShow->setText(tr("Hide"));
_trayed = false;
showNormal();
activateWindow();
}
else
{
actHideShow->setText(tr("Show"));
showMinimized();
hide();
_trayed = true;
}
}
void MainWindow::hideToShot()
{
if (_conf->getShowTrayIcon())
{
_trayIcon->blockSignals(true);
disableTrayMenuActions(true);
}
hide();
}
void MainWindow::showWindow(const QString& str)
{
// get char of type screen (last) form received string
QString typeNum = str[str.size() - 1];
int type = typeNum.toInt();
// change type scrren in config & on main window
_ui->cbxTypeScr->setCurrentIndex(type);
typeScreenShotChange(type);
}
void MainWindow::restoreFromShot()
{
if (_conf->getShowTrayIcon())
{
_trayIcon->blockSignals(false);
disableTrayMenuActions(false);
}
showNormal();
}
void MainWindow::saveScreen()
{
bool wasMinimized(isMinimized());
if (wasMinimized)
{
showNormal();
disableTrayMenuActions(true);
}
// create initial filepath
QHash<QString, QString> formatsAvalible;
const QStringList formatIDs = _conf->getFormatIDs();
if (formatIDs.isEmpty()) return;
for (const QString &formatID : formatIDs)
formatsAvalible[formatID] = tr("%1 Files").arg(formatID.toUpper());
QString format = formatIDs.at(qBound(0, _conf->getDefaultFormatID(), formatIDs.size() - 1));
Core* c = Core::instance();
QString filePath = c->getSaveFilePath(format);
QString filterSelected;
// create file filters
QStringList fileFilters;
QHash<QString, QString>::const_iterator iter = formatsAvalible.constBegin();
while (iter != formatsAvalible.constEnd())
{
QString str = iter.value() + " (*." + iter.key() + ")";
if (iter.key() == format)
filterSelected = str;
fileFilters << str;
++iter;
}
QString fileName;
fileName = QFileDialog::getSaveFileName(this, tr("Save As..."), filePath, fileFilters.join(";;"), &filterSelected);
QRegExp rx(R"(\(\*\.[a-z]{3,4}\))");
quint8 tmp = filterSelected.size() - rx.indexIn(filterSelected);
filterSelected.chop(tmp + 1);
format = formatsAvalible.key(filterSelected);
if (wasMinimized)
{
disableTrayMenuActions(false);
windowHideShow(); // hides the window in this case
}
// if user canceled saving
if (fileName.isEmpty())
return;
c->writeScreen(fileName, format);
}
void MainWindow::updateShortcuts()
{
actNew->setShortcut(_conf->shortcuts()->getShortcut(Config::shortcutNew));
actSave->setShortcut(_conf->shortcuts()->getShortcut(Config::shortcutSave));
actCopy->setShortcut(_conf->shortcuts()->getShortcut(Config::shortcutCopy));
actOptions->setShortcut(_conf->shortcuts()->getShortcut(Config::shortcutOptions));
actHelp->setShortcut(_conf->shortcuts()->getShortcut(Config::shortcutHelp));
actQuit->setShortcut(_conf->shortcuts()->getShortcut(Config::shortcutClose));
#ifdef SG_GLOBAL_SHORTCUTS
for (int i = 0; i < _globalShortcuts.count(); ++i)
_globalShortcuts[i]->setShortcut(QKeySequence(_core->conf->shortcuts()->getShortcut(i)));
#endif
}
#ifdef SG_GLOBAL_SHORTCUTS
void MainWindow::globalShortcutBlock(bool state)
{
for (int i = 0; i < _globalShortcuts.count(); ++i)
_globalShortcuts[i]->setDisabled(state);
}
void MainWindow::globalShortcutActivate(int type)
{
_ui->cbxTypeScr->setCurrentIndex(type);
typeScreenShotChange(type);
if (!_trayed)
hide();
QTimer::singleShot(200, _core, SLOT(screenShot()));
}
#endif