Added possibility to capture image from last used screenshot (SelectionDialog).

Manager.cpp

@@ -26,7 +26,8 @@ Manager::Manager (QObject *parent) :
   trayIcon_ (new QSystemTrayIcon (QIcon (":/images/icon.png"), this)),
   dictionary_ (new LanguageHelper),
   resultDialog_ (new ResultDialog),
-  captureAction_ (NULL), repeatAction_ (NULL), clipboardAction_ (NULL),
+  captureAction_ (NULL), repeatCaptureAction_ (NULL),
+  repeatAction_ (NULL), clipboardAction_ (NULL),
   useResultDialog_ (true) {
   GlobalActionHelper::init ();
   qRegisterMetaType<ProcessingItem>();
@@ -72,6 +73,7 @@ Manager::Manager (QObject *parent) :
            SLOT (processTrayAction (QSystemTrayIcon::ActivationReason)));
 
   trayIcon_->setContextMenu (trayContextMenu ());
+  updateActionsState ();
   trayIcon_->show ();
 
   applySettings ();
@@ -80,6 +82,8 @@ Manager::Manager (QObject *parent) :
 QMenu * Manager::trayContextMenu () {
   QMenu *menu = new QMenu ();
   captureAction_ = menu->addAction (tr ("Захват"), this, SLOT (capture ()));
+  repeatCaptureAction_ = menu->addAction (tr ("Повторить захват"),
+                                          this, SLOT (repeatCapture ()));
   QMenu *translateMenu = menu->addMenu (tr ("Результат"));
   repeatAction_ = translateMenu->addAction (tr ("Показать"), this,
                                             SLOT (showLast ()));
@@ -91,10 +95,29 @@ QMenu * Manager::trayContextMenu () {
   return menu;
 }
 
-void Manager::setActionsEnabled (bool isEnabled) {
+void Manager::updateActionsState (bool isEnabled) {
+#ifdef Q_OS_LINUX
+  // Avoid unneeded tray blinking (required to update context menu).
+  QList<QAction *> actions;
+  actions << captureAction_ << repeatCaptureAction_ << repeatAction_ << clipboardAction_;
+  QList<bool> states;
+  foreach (const QAction * action, actions) {
+    states << action->isEnabled ();
+  }
+#endif
   captureAction_->setEnabled (isEnabled);
-  repeatAction_->setEnabled (isEnabled);
+  repeatCaptureAction_->setEnabled (isEnabled && !selections_.isEmpty ());
-  clipboardAction_->setEnabled (isEnabled);
+  repeatAction_->setEnabled (isEnabled && lastItem_.isValid ());
+  clipboardAction_->setEnabled (isEnabled && lastItem_.isValid ());
+#ifdef Q_OS_LINUX
+  for (int i = 0, end = actions.size (); i < end; ++i) {
+    if (states.at (i) != actions.at (i)->isEnabled ()) {
+      trayIcon_->hide ();
+      trayIcon_->show ();
+      break;
+    }
+  }
+#endif
 }
 
 void Manager::applySettings () {
@@ -107,6 +130,11 @@ void Manager::applySettings () {
   captureAction_->setShortcut (GET (captureHotkey).toString ());
   GlobalActionHelper::makeGlobal (captureAction_);
 
+  Q_CHECK_PTR (repeatCaptureAction_);
+  GlobalActionHelper::removeGlobal (repeatCaptureAction_);
+  repeatCaptureAction_->setShortcut (GET (repeatCaptureHotkey).toString ());
+  GlobalActionHelper::makeGlobal (repeatCaptureAction_);
+
   Q_CHECK_PTR (repeatAction_);
   GlobalActionHelper::removeGlobal (repeatAction_);
   repeatAction_->setShortcut (GET (repeatHotkey).toString ());
@@ -168,15 +196,32 @@ void Manager::capture () {
     SelectionDialog *selection = selections_[name];
     selection->setPixmap (pixmap, geometry);
   }
+  updateActionsState ();
+}
+
+void Manager::repeatCapture () {
+  if (selections_.isEmpty ()) {
+    return;
+  }
+  QList<QScreen *> screens = QApplication::screens ();
+  foreach (QScreen * screen, screens) {
+    QString name = screen->name ();
+    if (!selections_.contains (name)) {
+      continue;
+    }
+    SelectionDialog *selection = selections_[name];
+    selection->show ();
+    selection->activateWindow ();
+  }
 }
 
 void Manager::settings () {
   SettingsEditor editor (*dictionary_);
   editor.setWindowIcon (trayIcon_->icon ());
   connect (&editor, SIGNAL (settingsEdited ()), SIGNAL (settingsEdited ()));
-  setActionsEnabled (false);
+  updateActionsState (false);
   editor.exec ();
-  setActionsEnabled (true);
+  updateActionsState (true);
 }
 
 void Manager::close () {
@@ -198,12 +243,15 @@ void Manager::about () {
 }
 
 void Manager::processTrayAction (QSystemTrayIcon::ActivationReason reason) {
-  if (reason == QSystemTrayIcon::Trigger) {
+  if (reason == QSystemTrayIcon::Trigger && repeatAction_->isEnabled ()) {
     showLast ();
   }
-  else if (reason == QSystemTrayIcon::MiddleClick) {
+  else if (reason == QSystemTrayIcon::MiddleClick && clipboardAction_->isEnabled ()) {
     copyLastToClipboard  ();
   }
+  else if (reason == QSystemTrayIcon::DoubleClick && repeatCaptureAction_->isEnabled ()) {
+    repeatCapture ();
+  }
 }
 
 void Manager::showLast () {
@@ -236,6 +284,7 @@ void Manager::showResult (ProcessingItem item) {
     QString message = item.recognized + " - " + item.translated;
     trayIcon_->showMessage (tr ("Результат"), message, QSystemTrayIcon::Information);
   }
+  updateActionsState ();
 }
 
 void Manager::showError (QString text) {

Manager.h

@@ -30,6 +30,7 @@ class Manager : public QObject {
 
   private slots:
     void capture ();
+    void repeatCapture ();
     void settings ();
     void close ();
     void about ();
@@ -45,7 +46,7 @@ class Manager : public QObject {
 
   private:
     QMenu * trayContextMenu ();
-    void setActionsEnabled (bool isEnabled);
+    void updateActionsState (bool isEnabled = true);
 
   private:
     QSystemTrayIcon *trayIcon_;
@@ -54,6 +55,7 @@ class Manager : public QObject {
     QMap<QString, SelectionDialog *> selections_;
     ResultDialog *resultDialog_;
     QAction *captureAction_;
+    QAction *repeatCaptureAction_;
     QAction *repeatAction_;
     QAction *clipboardAction_;
     ProcessingItem lastItem_;

Settings.h

@@ -8,6 +8,7 @@ namespace settings_names {
   const QString guiGroup = "GUI";
   const QString geometry = "geometry";
   const QString captureHotkey = "captureHotkey";
+  const QString repeatCaptureHotkey = "repeatCaptureHotkey";
   const QString repeatHotkey = "repeatHotkey";
   const QString clipboardHotkey = "clipboardHotkey";
   const QString resultShowType = "resultShowType";
@@ -32,6 +33,7 @@ namespace settings_values {
 
   //! UI
   const QString captureHotkey = "Ctrl+Alt+Z";
+  const QString repeatCaptureHotkey = "Ctrl+Alt+S";
   const QString repeatHotkey = "Ctrl+Alt+X";
   const QString clipboardHotkey = "Ctrl+Alt+C";
   const QString resultShowType = "1";//dialog

SettingsEditor.cpp

@@ -43,6 +43,7 @@ void SettingsEditor::saveSettings () const {
   QSettings settings;
   settings.beginGroup (guiGroup);
   settings.setValue (captureHotkey, ui->captureEdit->keySequence ().toString ());
+  settings.setValue (repeatCaptureHotkey, ui->repeatCaptureEdit->keySequence ().toString ());
   settings.setValue (repeatHotkey, ui->repeatEdit->keySequence ().toString ());
   settings.setValue (clipboardHotkey, ui->clipboardEdit->keySequence ().toString ());
   settings.setValue (resultShowType, buttonGroup_->checkedId ());
@@ -84,6 +85,7 @@ void SettingsEditor::loadSettings () {
 
   settings.beginGroup (settings_names::guiGroup);
   ui->captureEdit->setKeySequence (QKeySequence (GET (captureHotkey).toString ()));
+  ui->repeatCaptureEdit->setKeySequence (QKeySequence (GET (repeatCaptureHotkey).toString ()));
   ui->repeatEdit->setKeySequence (QKeySequence (GET (repeatHotkey).toString ()));
   ui->clipboardEdit->setKeySequence (QKeySequence (GET (clipboardHotkey).toString ()));
   QAbstractButton *button = buttonGroup_->button (GET (resultShowType).toInt ());

SettingsEditor.ui

@@ -6,61 +6,26 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>518</width>
+    <width>603</width>
-    <height>274</height>
+    <height>269</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>Настройки</string>
   </property>
   <layout class="QGridLayout" name="gridLayout_5">
-   <item row="0" column="0">
+   <item row="4" column="0">
-    <widget class="QGroupBox" name="groupBox">
+    <spacer name="verticalSpacer">
-     <property name="title">
+     <property name="orientation">
-      <string>Горячие клавиши</string>
+      <enum>Qt::Vertical</enum>
      </property>
-     <layout class="QGridLayout" name="gridLayout">
+     <property name="sizeHint" stdset="0">
-      <item row="0" column="0">
+      <size>
-       <widget class="QLabel" name="label">
+       <width>20</width>
-        <property name="toolTip">
+       <height>1</height>
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Сочетание клавиш для перехода в режим захвата.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+      </size>
-        </property>
+     </property>
-        <property name="text">
+    </spacer>
-         <string>Захватить</string>
-        </property>
-       </widget>
-      </item>
-      <item row="0" column="1">
-       <widget class="QKeySequenceEdit" name="captureEdit"/>
-      </item>
-      <item row="1" column="0">
-       <widget class="QLabel" name="label_3">
-        <property name="toolTip">
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Сочетание клавиш для повторного отображения последнего результата.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
-        </property>
-        <property name="text">
-         <string>Показать</string>
-        </property>
-       </widget>
-      </item>
-      <item row="1" column="1">
-       <widget class="QKeySequenceEdit" name="repeatEdit"/>
-      </item>
-      <item row="2" column="0">
-       <widget class="QLabel" name="label_7">
-        <property name="toolTip">
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Сочетание клавиш для копирования последнего результата в буфер обмена.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
-        </property>
-        <property name="text">
-         <string>Скопировать</string>
-        </property>
-       </widget>
-      </item>
-      <item row="2" column="1">
-       <widget class="QKeySequenceEdit" name="clipboardEdit"/>
-      </item>
-     </layout>
-    </widget>
    </item>
    <item row="0" column="1">
     <widget class="QGroupBox" name="groupBox_2">
@@ -126,20 +91,17 @@
      </layout>
     </widget>
    </item>
-   <item row="0" column="2">
+   <item row="3" column="0" colspan="2">
-    <spacer name="horizontalSpacer">
+    <widget class="QDialogButtonBox" name="buttonBox">
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
      </property>
-     <property name="sizeHint" stdset="0">
+     <property name="standardButtons">
-      <size>
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-       <width>0</width>
-       <height>20</height>
-      </size>
      </property>
-    </spacer>
+    </widget>
    </item>
-   <item row="1" column="0">
+   <item row="2" column="0">
     <widget class="QGroupBox" name="resultGroup">
      <property name="title">
       <string>Вывод результата</string>
@@ -165,7 +127,68 @@
      </layout>
     </widget>
    </item>
-   <item row="1" column="1">
+   <item row="0" column="0" rowspan="2">
+    <widget class="QGroupBox" name="groupBox">
+     <property name="title">
+      <string>Горячие клавиши</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout">
+      <item row="0" column="0">
+       <widget class="QLabel" name="label">
+        <property name="toolTip">
+         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Сочетание клавиш для перехода в режим захвата.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+        </property>
+        <property name="text">
+         <string>Захватить</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1">
+       <widget class="QKeySequenceEdit" name="captureEdit"/>
+      </item>
+      <item row="1" column="0">
+       <widget class="QLabel" name="label_8">
+        <property name="toolTip">
+         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Сочетание клавиш для перехода в режим захвата, но с использованием последнего использованного, а не текущего, изображения.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+        </property>
+        <property name="text">
+         <string>Захватить повторно</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1">
+       <widget class="QKeySequenceEdit" name="repeatCaptureEdit"/>
+      </item>
+      <item row="2" column="0">
+       <widget class="QLabel" name="label_3">
+        <property name="toolTip">
+         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Сочетание клавиш для повторного отображения последнего результата.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+        </property>
+        <property name="text">
+         <string>Показать</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="1">
+       <widget class="QKeySequenceEdit" name="repeatEdit"/>
+      </item>
+      <item row="3" column="0">
+       <widget class="QLabel" name="label_7">
+        <property name="toolTip">
+         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Сочетание клавиш для копирования последнего результата в буфер обмена.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+        </property>
+        <property name="text">
+         <string>Скопировать</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="1">
+       <widget class="QKeySequenceEdit" name="clipboardEdit"/>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="1" column="1" rowspan="2">
     <widget class="QGroupBox" name="groupBox_3">
      <property name="title">
       <string>Перевод</string>
@@ -200,29 +223,6 @@
      </layout>
     </widget>
    </item>
-   <item row="2" column="0">
-    <spacer name="verticalSpacer">
-     <property name="orientation">
-      <enum>Qt::Vertical</enum>
-     </property>
-     <property name="sizeHint" stdset="0">
-      <size>
-       <width>20</width>
-       <height>1</height>
-      </size>
-     </property>
-    </spacer>
-   </item>
-   <item row="3" column="1">
-    <widget class="QDialogButtonBox" name="buttonBox">
-     <property name="orientation">
-      <enum>Qt::Horizontal</enum>
-     </property>
-     <property name="standardButtons">
-      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-     </property>
-    </widget>
-   </item>
   </layout>
  </widget>
  <tabstops>