Remove some qOverload as we remove deprecated qt5.15 signal

src/collectionpage/collectionmailinglistpage.cpp

@@ -78,7 +78,7 @@ void CollectionMailingListPage::init(const Akonadi::Collection &col)
     mMLHandlerCombo = new QComboBox(this);
     mMLHandlerCombo->addItem(i18n("KMail"), MailingList::KMail);
     mMLHandlerCombo->addItem(i18n("Browser"), MailingList::Browser);
-    connect(mMLHandlerCombo, qOverload<int>(&QComboBox::activated), this, &CollectionMailingListPage::slotMLHandling);
+    connect(mMLHandlerCombo, &QComboBox::activated, this, &CollectionMailingListPage::slotMLHandling);
 
     topLayout->addRow(i18n("Preferred handler:"), mMLHandlerCombo);
 
@@ -112,7 +112,7 @@ void CollectionMailingListPage::init(const Akonadi::Collection &col)
     // depend on it
     const QStringList el{i18n("Post to List"), i18n("Subscribe to List"), i18n("Unsubscribe From List"), i18n("List Archives"), i18n("List Help")};
     mAddressCombo->addItems(el);
-    connect(mAddressCombo, qOverload<int>(&QComboBox::activated), this, &CollectionMailingListPage::slotAddressChanged);
+    connect(mAddressCombo, &QComboBox::activated, this, &CollectionMailingListPage::slotAddressChanged);
 
     mMLId->setEnabled(false);
     mMLHandlerCombo->setEnabled(false);

src/configuredialog/configureaccountpage.cpp

@@ -109,14 +109,14 @@ AccountsPageSendingTab::AccountsPageSendingTab(QWidget *parent)
     mSendOnCheckCombo->addItems(QStringList() << i18n("Never Automatically") << i18n("On Manual Mail Checks") << i18n("On All Mail Checks"));
     mSendOnCheckCombo->setWhatsThis(i18n(KMailSettings::self()->sendOnCheckItem()->whatsThis().toUtf8().constData()));
     formLayout->addRow(i18n("Send &messages in outbox folder:"), mSendOnCheckCombo);
-    connect(mSendOnCheckCombo, qOverload<int>(&QComboBox::activated), this, &AccountsPageSendingTab::slotEmitChanged);
+    connect(mSendOnCheckCombo, &QComboBox::activated, this, &AccountsPageSendingTab::slotEmitChanged);
 
     // "default send method" combo:
     mSendMethodCombo = new QComboBox(this);
     mSendMethodCombo->setEditable(false);
     mSendMethodCombo->addItems(QStringList() << i18n("Send Now") << i18n("Send Later"));
     formLayout->addRow(i18n("Defa&ult send method:"), mSendMethodCombo);
-    connect(mSendMethodCombo, qOverload<int>(&QComboBox::activated), this, &AccountsPageSendingTab::slotEmitChanged);
+    connect(mSendMethodCombo, &QComboBox::activated, this, &AccountsPageSendingTab::slotEmitChanged);
 
     auto hLayout = new QHBoxLayout;
     mUndoSend = new QCheckBox(i18n("Enable Undo Send"), this);
@@ -130,7 +130,7 @@ AccountsPageSendingTab::AccountsPageSendingTab(QWidget *parent)
     mUndoSendComboBox->setEnabled(false);
     hLayout->addWidget(mUndoSendComboBox);
     formLayout->addRow(QString(), hLayout);
-    connect(mUndoSendComboBox, qOverload<int>(&QComboBox::activated), this, &AccountsPageSendingTab::slotEmitChanged);
+    connect(mUndoSendComboBox, &QComboBox::activated, this, &AccountsPageSendingTab::slotEmitChanged);
 }
 
 void AccountsPageSendingTab::doLoadFromGlobalSettings()

src/configuredialog/configureappearancepage.cpp

@@ -181,7 +181,7 @@ AppearancePageFontsTab::AppearancePageFontsTab(QWidget *parent)
     connect(mCustomFontCheck, &QAbstractButton::toggled, mFontLocationCombo, &QWidget::setEnabled);
     connect(mCustomFontCheck, &QAbstractButton::toggled, mFontChooser, &QWidget::setEnabled);
     // load the right font settings into mFontChooser:
-    connect(mFontLocationCombo, qOverload<int>(&QComboBox::activated), this, &AppearancePageFontsTab::slotFontSelectorChanged);
+    connect(mFontLocationCombo, &QComboBox::activated, this, &AppearancePageFontsTab::slotFontSelectorChanged);
 }
 
 void AppearancePageFontsTab::slotFontSelectorChanged(int index)

src/configuredialog/configurecomposerpage.cpp

@@ -284,7 +284,7 @@ ComposerPageGeneralTab::ComposerPageGeneralTab(QWidget *parent)
     label = new QLabel(i18n("Default forwarding type:"), this);
     label->setBuddy(mForwardTypeCombo);
 
-    connect(mForwardTypeCombo, qOverload<int>(&QComboBox::activated), this, &ComposerPageGeneralTab::slotEmitChanged);
+    connect(mForwardTypeCombo, &QComboBox::activated, this, &ComposerPageGeneralTab::slotEmitChanged);
 
     groupGridLayout->addWidget(label, row, 0);
     groupGridLayout->addWidget(mForwardTypeCombo, row, 1);

src/configuredialog/configuremiscpage.cpp

@@ -63,8 +63,8 @@ MiscPageFolderTab::MiscPageFolderTab(QWidget *parent)
     mMMTab.mExcludeImportantFromExpiry->setWhatsThis(i18n(KMailSettings::self()->excludeImportantMailFromExpiryItem()->whatsThis().toUtf8().constData()));
 
     connect(mMMTab.mExcludeImportantFromExpiry, &QCheckBox::stateChanged, this, &MiscPageFolderTab::slotEmitChanged);
-    connect(mMMTab.mLoopOnGotoUnread, qOverload<int>(&QComboBox::activated), this, &MiscPageFolderTab::slotEmitChanged);
-    connect(mMMTab.mActionEnterFolder, qOverload<int>(&QComboBox::activated), this, &MiscPageFolderTab::slotEmitChanged);
+    connect(mMMTab.mLoopOnGotoUnread, &QComboBox::activated, this, &MiscPageFolderTab::slotEmitChanged);
+    connect(mMMTab.mActionEnterFolder, &QComboBox::activated, this, &MiscPageFolderTab::slotEmitChanged);
     connect(mMMTab.mDelayedMarkTime, qOverload<int>(&QSpinBox::valueChanged), this, &MiscPageFolderTab::slotEmitChanged);
     connect(mMMTab.mDelayedMarkAsRead, &QAbstractButton::toggled, mMMTab.mDelayedMarkTime, &QWidget::setEnabled);
     connect(mMMTab.mDelayedMarkAsRead, &QAbstractButton::toggled, this, &ConfigModuleTab::slotEmitChanged);

src/dialog/archivefolderdialog.cpp

@@ -90,7 +90,7 @@ ArchiveFolderDialog::ArchiveFolderDialog(QWidget *parent)
     mFormatComboBox->addItem(i18n("BZ2-Compressed Tar Archive (.tar.bz2)"));
     mFormatComboBox->addItem(i18n("GZ-Compressed Tar Archive (.tar.gz)"));
     mFormatComboBox->setCurrentIndex(2);
-    connect(mFormatComboBox, qOverload<int>(&QComboBox::activated), this, &ArchiveFolderDialog::slotFixFileExtension);
+    connect(mFormatComboBox, &QComboBox::activated, this, &ArchiveFolderDialog::slotFixFileExtension);
     mainLayout->addWidget(mFormatComboBox, row, 1);
     row++;
 

src/dialog/kmknotify.cpp

@@ -45,7 +45,7 @@ KMKnotify::KMKnotify(QWidget *parent)
 
     mainLayout->addWidget(buttonBox);
 
-    connect(m_comboNotify, qOverload<int>(&QComboBox::activated), this, &KMKnotify::slotComboChanged);
+    connect(m_comboNotify, &QComboBox::activated, this, &KMKnotify::slotComboChanged);
     connect(okButton, &QPushButton::clicked, this, &KMKnotify::slotOk);
     connect(m_notifyWidget, &KNotifyConfigWidget::changed, this, &KMKnotify::slotConfigChanged);
     initCombobox();

src/identity/xfaceconfigurator.cpp

@@ -79,8 +79,8 @@ XFaceConfigurator::XFaceConfigurator(QWidget *parent)
     auto widgetStack = new QStackedWidget(this);
     widgetStack->setEnabled(false); // since !mEnableCheck->isChecked()
     vlay->addWidget(widgetStack, 1);
-    connect(sourceCombo, qOverload<int>(&QComboBox::highlighted), widgetStack, &QStackedWidget::setCurrentIndex);
-    connect(sourceCombo, qOverload<int>(&QComboBox::activated), widgetStack, &QStackedWidget::setCurrentIndex);
+    connect(sourceCombo, &QComboBox::highlighted, widgetStack, &QStackedWidget::setCurrentIndex);
+    connect(sourceCombo, &QComboBox::activated, widgetStack, &QStackedWidget::setCurrentIndex);
     connect(mEnableCheck, &QCheckBox::toggled, sourceCombo, &QComboBox::setEnabled);
     connect(mEnableCheck, &QCheckBox::toggled, widgetStack, &QStackedWidget::setEnabled);
     connect(mEnableCheck, &QCheckBox::toggled, label, &QLabel::setEnabled);