Optionally confirm to quit after pressing Escape

src/config/generalconf.cpp

@@ -42,6 +42,7 @@ GeneralConf::GeneralConf(QWidget* parent)
     initCheckForUpdates();
 #endif
     initShowStartupLaunchMessage();
+    initShowQuitPrompt();
     initAllowMultipleGuiInstances();
     initSaveLastRegion();
     initShowHelp();
@@ -101,6 +102,7 @@ void GeneralConf::_updateComponents(bool allowEmptySavePath)
     m_predefinedColorPaletteLarge->setChecked(
       config.predefinedColorPaletteLarge());
     m_showStartupLaunchMessage->setChecked(config.showStartupLaunchMessage());
+    m_showQuitPrompt->setChecked(config.showQuitPrompt());
     m_screenshotPathFixedCheck->setChecked(config.savePathFixed());
     m_uploadHistoryMax->setValue(config.uploadHistoryMax());
     m_undoLimit->setValue(config.undoLimit());
@@ -414,6 +416,19 @@ void GeneralConf::initShowStartupLaunchMessage()
     });
 }
 
+void GeneralConf::initShowQuitPrompt()
+{
+    m_showQuitPrompt = new QCheckBox(tr("Ask before quit capture"), this);
+    ConfigHandler config;
+    m_showQuitPrompt->setToolTip(
+      tr("Show the confirmation prompt before ESC quit"));
+    m_scrollAreaLayout->addWidget(m_showQuitPrompt);
+
+    connect(m_showQuitPrompt, &QCheckBox::clicked, [](bool checked) {
+        ConfigHandler().setShowQuitPrompt(checked);
+    });
+}
+
 void GeneralConf::initPredefinedColorPaletteLarge()
 {
     m_predefinedColorPaletteLarge =

src/config/generalconf.h

@@ -80,6 +80,7 @@ private slots:
     void initShowDesktopNotification();
     void initShowHelp();
     void initShowMagnifier();
+    void initShowQuitPrompt();
     void initShowSidePanelButton();
     void initShowStartupLaunchMessage();
     void initShowTrayIcon();
@@ -110,6 +111,7 @@ private slots:
     QCheckBox* m_autoCloseIdleDaemon;
     QCheckBox* m_autostart;
     QCheckBox* m_showStartupLaunchMessage;
+    QCheckBox* m_showQuitPrompt;
     QCheckBox* m_copyURLAfterUpload;
     QCheckBox* m_copyPathAfterSave;
     QCheckBox* m_antialiasingPinZoom;

src/utils/confighandler.cpp

@@ -91,6 +91,7 @@ static QMap<class QString, QSharedPointer<ValueHandler>>
 #endif
     OPTION("startupLaunch"               ,Bool               ( false         )),
     OPTION("showStartupLaunchMessage"    ,Bool               ( true          )),
+    OPTION("showQuitPrompt"              ,Bool               ( false         )),
     OPTION("copyURLAfterUpload"          ,Bool               ( true          )),
     OPTION("copyPathAfterSave"           ,Bool               ( false         )),
     OPTION("antialiasingPinZoom"         ,Bool               ( true          )),

src/utils/confighandler.h

@@ -102,6 +102,7 @@ class ConfigHandler : public QObject
     CONFIG_GETTER_SETTER(showStartupLaunchMessage,
                          setShowStartupLaunchMessage,
                          bool)
+    CONFIG_GETTER_SETTER(showQuitPrompt, setShowQuitPrompt, bool)
     CONFIG_GETTER_SETTER(contrastOpacity, setContrastOpacity, int)
     CONFIG_GETTER_SETTER(copyURLAfterUpload, setCopyURLAfterUpload, bool)
     CONFIG_GETTER_SETTER(historyConfirmationToDelete,

src/widgets/capture/capturewidget.cpp

@@ -30,11 +30,13 @@
 #include "src/widgets/panel/sidepanelwidget.h"
 #include "src/widgets/panel/utilitypanel.h"
 #include <QApplication>
+#include <QCheckBox>
 #include <QDateTime>
 #include <QDebug>
 #include <QDesktopWidget>
 #include <QFontMetrics>
 #include <QLabel>
+#include <QMessageBox>
 #include <QPaintEvent>
 #include <QPainter>
 #include <QScreen>
@@ -256,6 +258,8 @@ CaptureWidget::CaptureWidget(const CaptureRequest& req,
         OverlayMessage::push(m_helpMessage);
     }
 
+    initQuitPrompt();
+
     updateCursor();
 }
 
@@ -465,6 +469,31 @@ bool CaptureWidget::commitCurrentTool()
     return false;
 }
 
+void CaptureWidget::initQuitPrompt()
+{
+    m_quitPrompt = new QMessageBox;
+    makeChild(m_quitPrompt);
+    m_quitPrompt->hide();
+    m_quitPrompt->setStyleSheet("QDialog { background: #aaa; }");
+    m_quitPrompt->setWindowTitle(tr("Quit Capture"));
+    m_quitPrompt->setText(tr("Are you sure you want to quit capture?"));
+    m_quitPrompt->setIcon(QMessageBox::Icon::Question);
+    m_quitPrompt->setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+    m_quitPrompt->setDefaultButton(QMessageBox::No);
+
+    auto* check = new QCheckBox(tr("Do not show this again"));
+    m_quitPrompt->setCheckBox(check);
+
+    QObject::connect(check, &QCheckBox::clicked, [](bool checked) {
+        ConfigHandler().setShowQuitPrompt(!checked);
+    });
+}
+
+bool CaptureWidget::promptQuit()
+{
+    return m_quitPrompt->exec() == QMessageBox::Yes;
+}
+
 void CaptureWidget::deleteToolWidgetOrClose()
 {
     if (m_activeButton != nullptr) {
@@ -484,7 +513,14 @@ void CaptureWidget::deleteToolWidgetOrClose()
         m_colorPicker->hide();
     } else {
         // close CaptureWidget
-        close();
+        if (m_config.showQuitPrompt()) {
+            // need to show prompt
+            if (m_quitPrompt->isHidden() && promptQuit()) {
+                close();
+            }
+        } else {
+            close();
+        }
     }
 }
 

src/widgets/capture/capturewidget.h

@@ -20,6 +20,7 @@
 #include "src/utils/confighandler.h"
 #include "src/widgets/capture/magnifierwidget.h"
 #include "src/widgets/capture/selectionwidget.h"
+#include <QMessageBox>
 #include <QPointer>
 #include <QTimer>
 #include <QUndoStack>
@@ -121,11 +122,13 @@ private slots:
     void initShortcuts();
     void initButtons();
     void initHelpMessage();
+    void initQuitPrompt();
     void updateSizeIndicator();
     void updateCursor();
     void updateSelectionState();
     void updateTool(CaptureTool* tool);
     void updateLayersPanel();
+    bool promptQuit();
     void pushToolToStack();
     void makeChild(QWidget* w);
     void restoreCircleCountState();
@@ -186,6 +189,7 @@ private slots:
     QPointer<CaptureTool> m_activeTool;
     bool m_activeToolIsMoved;
     QPointer<QWidget> m_toolWidget;
+    QPointer<QMessageBox> m_quitPrompt;
 
     ButtonHandler* m_buttonHandler;
     UtilityPanel* m_panel;