301 lines
10 KiB
C++
301 lines
10 KiB
C++
#include "Manager.h"
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#include <QDebug>
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#include <QMenu>
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#include <QApplication>
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#include <QDesktopWidget>
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#include <QScreen>
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#include <QDesktopWidget>
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#include <QThread>
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#include <QSettings>
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#include <QClipboard>
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#include <QMessageBox>
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#include "Settings.h"
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#include "SettingsEditor.h"
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#include "SelectionDialog.h"
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#include "GlobalActionHelper.h"
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#include "Recognizer.h"
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#include "Translator.h"
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#include "ResultDialog.h"
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#include "LanguageHelper.h"
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#include "StAssert.h"
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Manager::Manager (QObject *parent) :
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QObject (parent),
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trayIcon_ (new QSystemTrayIcon (QIcon (":/images/icon.png"), this)),
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dictionary_ (new LanguageHelper),
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resultDialog_ (new ResultDialog),
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captureAction_ (NULL), repeatCaptureAction_ (NULL),
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repeatAction_ (NULL), clipboardAction_ (NULL),
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useResultDialog_ (true) {
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GlobalActionHelper::init ();
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qRegisterMetaType<ProcessingItem>();
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// Recognizer
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Recognizer *recognizer = new Recognizer;
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connect (this, SIGNAL (requestRecognize (ProcessingItem)),
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recognizer, SLOT (recognize (ProcessingItem)));
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connect (recognizer, SIGNAL (recognized (ProcessingItem)),
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SIGNAL (recognized (ProcessingItem)));
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connect (recognizer, SIGNAL (error (QString)),
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SLOT (showError (QString)));
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connect (this, SIGNAL (settingsEdited ()),
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recognizer, SLOT (applySettings ()));
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QThread *recognizerThread = new QThread (this);
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threads_ << recognizerThread;
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recognizer->moveToThread (recognizerThread);
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recognizerThread->start ();
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connect (qApp, SIGNAL (aboutToQuit ()), recognizerThread, SLOT (quit ()));
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// Translator
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Translator *translator = new Translator;
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connect (this, SIGNAL (requestTranslate (ProcessingItem)),
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translator, SLOT (translate (ProcessingItem)));
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connect (translator, SIGNAL (translated (ProcessingItem)),
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SLOT (showResult (ProcessingItem)));
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connect (translator, SIGNAL (error (QString)),
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SLOT (showError (QString)));
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connect (this, SIGNAL (settingsEdited ()),
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translator, SLOT (applySettings ()));
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QThread *translatorThread = new QThread (this);
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threads_ << translatorThread;
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translator->moveToThread (translatorThread);
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translatorThread->start ();
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connect (qApp, SIGNAL (aboutToQuit ()), translatorThread, SLOT (quit ()));
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connect (this, SIGNAL (settingsEdited ()), this, SLOT (applySettings ()));
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resultDialog_->setWindowIcon (trayIcon_->icon ());
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connect (trayIcon_, SIGNAL (activated (QSystemTrayIcon::ActivationReason)),
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SLOT (processTrayAction (QSystemTrayIcon::ActivationReason)));
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trayIcon_->setContextMenu (trayContextMenu ());
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updateActionsState ();
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trayIcon_->show ();
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applySettings ();
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}
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QMenu * Manager::trayContextMenu () {
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QMenu *menu = new QMenu ();
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captureAction_ = menu->addAction (tr ("Захват"), this, SLOT (capture ()));
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repeatCaptureAction_ = menu->addAction (tr ("Повторить захват"),
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this, SLOT (repeatCapture ()));
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QMenu *translateMenu = menu->addMenu (tr ("Результат"));
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repeatAction_ = translateMenu->addAction (tr ("Показать"), this,
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SLOT (showLast ()));
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clipboardAction_ = translateMenu->addAction (tr ("В буфер"), this,
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SLOT (copyLastToClipboard ()));
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menu->addAction (tr ("Настройки"), this, SLOT (settings ()));
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menu->addAction (tr ("О программе"), this, SLOT (about ()));
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menu->addAction (tr ("Выход"), this, SLOT (close ()));
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return menu;
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}
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void Manager::updateActionsState (bool isEnabled) {
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#ifdef Q_OS_LINUX
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// Avoid unneeded tray blinking (required to update context menu).
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QList<QAction *> actions;
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actions << captureAction_ << repeatCaptureAction_ << repeatAction_ << clipboardAction_;
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QList<bool> states;
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foreach (const QAction * action, actions) {
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states << action->isEnabled ();
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}
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#endif
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captureAction_->setEnabled (isEnabled);
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repeatCaptureAction_->setEnabled (isEnabled && !selections_.isEmpty ());
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repeatAction_->setEnabled (isEnabled && lastItem_.isValid ());
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clipboardAction_->setEnabled (isEnabled && lastItem_.isValid ());
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#ifdef Q_OS_LINUX
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for (int i = 0, end = actions.size (); i < end; ++i) {
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if (states.at (i) != actions.at (i)->isEnabled ()) {
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trayIcon_->hide ();
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trayIcon_->show ();
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break;
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}
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}
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#endif
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}
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void Manager::applySettings () {
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#define GET(NAME) settings.value (settings_names::NAME, settings_values::NAME)
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QSettings settings;
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settings.beginGroup (settings_names::guiGroup);
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Q_CHECK_PTR (captureAction_);
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GlobalActionHelper::removeGlobal (captureAction_);
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captureAction_->setShortcut (GET (captureHotkey).toString ());
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GlobalActionHelper::makeGlobal (captureAction_);
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Q_CHECK_PTR (repeatCaptureAction_);
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GlobalActionHelper::removeGlobal (repeatCaptureAction_);
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repeatCaptureAction_->setShortcut (GET (repeatCaptureHotkey).toString ());
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GlobalActionHelper::makeGlobal (repeatCaptureAction_);
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Q_CHECK_PTR (repeatAction_);
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GlobalActionHelper::removeGlobal (repeatAction_);
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repeatAction_->setShortcut (GET (repeatHotkey).toString ());
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GlobalActionHelper::makeGlobal (repeatAction_);
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Q_CHECK_PTR (clipboardAction_);
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GlobalActionHelper::removeGlobal (clipboardAction_);
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clipboardAction_->setShortcut (GET (clipboardHotkey).toString ());
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GlobalActionHelper::makeGlobal (clipboardAction_);
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// Depends on SettingsEditor button indexes. 1==dialog
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useResultDialog_ = GET (resultShowType).toBool ();
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settings.endGroup ();
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Q_CHECK_PTR (dictionary_);
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dictionary_->updateAvailableOcrLanguages ();
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settings.beginGroup (settings_names::translationGroup);
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bool doTranslation = GET (doTranslation).toBool ();
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if (doTranslation) {
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disconnect (this, SIGNAL (recognized (ProcessingItem)),
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this, SLOT (showResult (ProcessingItem)));
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connect (this, SIGNAL (recognized (ProcessingItem)),
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this, SIGNAL (requestTranslate (ProcessingItem)), Qt::UniqueConnection);
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}
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else {
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disconnect (this, SIGNAL (recognized (ProcessingItem)),
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this, SIGNAL (requestTranslate (ProcessingItem)));
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connect (this, SIGNAL (recognized (ProcessingItem)),
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this, SLOT (showResult (ProcessingItem)), Qt::UniqueConnection);
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}
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#undef GET
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}
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Manager::~Manager () {
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foreach (QThread * thread, threads_) {
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thread->quit ();
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thread->wait (1000000);
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}
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}
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void Manager::capture () {
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QList<QScreen *> screens = QApplication::screens ();
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foreach (QScreen * screen, screens) {
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QRect geometry = screen->availableGeometry ();
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QPixmap pixmap = screen->grabWindow (0, geometry.x (), geometry.y (),
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geometry.width (), geometry.height ());
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QString name = screen->name ();
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if (!selections_.contains (name)) {
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SelectionDialog *selection = new SelectionDialog (*dictionary_);
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selection->setWindowIcon (trayIcon_->icon ());
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connect (this, SIGNAL (closeSelections ()), selection, SLOT (close ()));
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connect (this, SIGNAL (settingsEdited ()), selection, SLOT (updateMenu ()));
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connect (selection, SIGNAL (selected (ProcessingItem)),
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SLOT (handleSelection (ProcessingItem)));
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connect (selection, SIGNAL (rejected ()), SIGNAL (closeSelections ()));
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selections_[name] = selection;
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}
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SelectionDialog *selection = selections_[name];
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selection->setPixmap (pixmap, geometry);
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}
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updateActionsState ();
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}
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void Manager::handleSelection (ProcessingItem item) {
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emit requestRecognize (item);
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if (!(item.modifiers & Qt::ControlModifier)) {
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emit closeSelections ();
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}
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}
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void Manager::repeatCapture () {
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if (selections_.isEmpty ()) {
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return;
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}
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QList<QScreen *> screens = QApplication::screens ();
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foreach (QScreen * screen, screens) {
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QString name = screen->name ();
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if (!selections_.contains (name)) {
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continue;
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}
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SelectionDialog *selection = selections_[name];
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selection->show ();
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selection->activateWindow ();
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}
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}
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void Manager::settings () {
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SettingsEditor editor (*dictionary_);
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editor.setWindowIcon (trayIcon_->icon ());
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connect (&editor, SIGNAL (settingsEdited ()), SIGNAL (settingsEdited ()));
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updateActionsState (false);
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editor.exec ();
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updateActionsState (true);
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}
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void Manager::close () {
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QApplication::quit ();
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}
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void Manager::about () {
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QString version = "1.2.3";
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QString text = tr ("Программа для распознавания текста на экране.\n" \
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"Создана с использованием Qt, tesseract-ocr, Google Translate.\n"
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"Автор: Gres (translator@gres.biz)\n"
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"Версия: %1 от %2 %3").arg (version)
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.arg (__DATE__).arg (__TIME__);
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QMessageBox message (QMessageBox::Information, tr ("О программе"), text,
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QMessageBox::Ok);
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message.setIconPixmap (trayIcon_->icon ().pixmap (QSize (64, 64)));
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message.exec ();
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}
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void Manager::processTrayAction (QSystemTrayIcon::ActivationReason reason) {
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if (reason == QSystemTrayIcon::Trigger && repeatAction_->isEnabled ()) {
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showLast ();
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}
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else if (reason == QSystemTrayIcon::MiddleClick && clipboardAction_->isEnabled ()) {
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copyLastToClipboard ();
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}
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else if (reason == QSystemTrayIcon::DoubleClick && repeatCaptureAction_->isEnabled ()) {
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repeatCapture ();
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}
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}
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void Manager::showLast () {
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if (lastItem_.isValid ()) {
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showResult (lastItem_);
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}
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}
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void Manager::copyLastToClipboard () {
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if (lastItem_.isValid ()) {
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QClipboard *clipboard = QApplication::clipboard ();
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QString message = lastItem_.recognized;
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if (!lastItem_.translated.isEmpty ()) {
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message += " - " + lastItem_.translated;
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}
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clipboard->setText (message);
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trayIcon_->showMessage (tr ("Результат"),
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tr ("Последний результат был скопирован в буфер обмена."),
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QSystemTrayIcon::Information);
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}
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}
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void Manager::showResult (ProcessingItem item) {
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ST_ASSERT (item.isValid ());
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lastItem_ = item;
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if (useResultDialog_) {
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resultDialog_->showResult (item);
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}
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else {
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QString message = item.recognized + " - " + item.translated;
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trayIcon_->showMessage (tr ("Результат"), message, QSystemTrayIcon::Information);
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}
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updateActionsState ();
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}
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void Manager::showError (QString text) {
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qCritical () << text;
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trayIcon_->showMessage (tr ("Ошибка"), text, QSystemTrayIcon::Critical);
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}
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