extract warning message to separate file

cockatrice/CMakeLists.txt

@@ -47,6 +47,7 @@ set(cockatrice_SOURCES
     src/interface/widgets/dialogs/dlg_tip_of_the_day.cpp
     src/interface/widgets/dialogs/dlg_update.cpp
     src/interface/widgets/dialogs/dlg_view_log.cpp
+    src/interface/widgets/dialogs/override_printing_warning.cpp
     src/interface/widgets/dialogs/tip_of_the_day.cpp
     src/filters/deck_filter_string.cpp
     src/filters/filter_builder.cpp

cockatrice/src/interface/widgets/dialogs/dlg_settings.cpp

@@ -13,6 +13,7 @@
 #include "../interface/widgets/utility/get_text_with_max.h"
 #include "../interface/widgets/utility/sequence_edit.h"
 #include "../main.h"
+#include "override_printing_warning.h"
 
 #include <../../client/settings/card_counter_settings.h>
 #include <QAbstractButton>
@@ -680,32 +681,9 @@ void AppearanceSettingsPage::overrideAllCardArtWithPersonalPreferenceToggled(QT_
 {
     bool enable = static_cast<bool>(value);
 
-    QString message;
-    if (enable) {
-        message = tr("Enabling this feature will disable the use of the Printing Selector.\n\n"
-                     "You will not be able to manage printing preferences on a per-deck basis, "
-                     "or see printings other people have selected for their decks.\n\n"
-                     "You will have to use the Set Manager, available through Card Database -> Manage Sets.\n\n"
-                     "Are you sure you would like to enable this feature?");
-    } else {
-        message =
-            tr("Disabling this feature will enable the Printing Selector.\n\n"
-               "You can now choose printings on a per-deck basis in the Deck Editor and configure which printing "
-               "gets added to a deck by default by pinning it in the Printing Selector.\n\n"
-               "You can also use the Set Manager to adjust custom sort order for printings in the Printing Selector"
-               " (other sort orders like alphabetical or release date are available).\n\n"
-               "Are you sure you would like to disable this feature?");
-    }
+    bool accepted = OverridePrintingWarning::execMessageBox(this, enable);
 
-    QMessageBox::StandardButton result =
-        QMessageBox::question(this, tr("Confirm Change"), message, QMessageBox::Yes | QMessageBox::No);
-
-    if (result == QMessageBox::Yes) {
-        SettingsCache::instance().setOverrideAllCardArtWithPersonalPreference(value);
-        // Caches are now invalid.
-        CardPictureLoader::clearPixmapCache();
-        CardPictureLoader::clearNetworkCache();
-    } else {
+    if (!accepted) {
         // If user cancels, revert the checkbox/state back
         QTimer::singleShot(0, this, [this, enable]() {
             overrideAllCardArtWithPersonalPreferenceCheckBox.blockSignals(true);

cockatrice/src/interface/widgets/dialogs/override_printing_warning.cpp

@@ -0,0 +1,38 @@
+#include "override_printing_warning.h"
+
+#include "../../card_picture_loader/card_picture_loader.h"
+#include "../../client/settings/cache_settings.h"
+
+bool OverridePrintingWarning::execMessageBox(QWidget *parent, bool enable)
+{
+    QString message;
+    if (enable) {
+        message =
+            QObject::tr("Enabling this feature will disable the use of the Printing Selector.\n\n"
+                        "You will not be able to manage printing preferences on a per-deck basis, "
+                        "or see printings other people have selected for their decks.\n\n"
+                        "You will have to use the Set Manager, available through Card Database -> Manage Sets.\n\n"
+                        "Are you sure you would like to enable this feature?");
+    } else {
+        message = QObject::tr(
+            "Disabling this feature will enable the Printing Selector.\n\n"
+            "You can now choose printings on a per-deck basis in the Deck Editor and configure which printing "
+            "gets added to a deck by default by pinning it in the Printing Selector.\n\n"
+            "You can also use the Set Manager to adjust custom sort order for printings in the Printing Selector"
+            " (other sort orders like alphabetical or release date are available).\n\n"
+            "Are you sure you would like to disable this feature?");
+    }
+
+    QMessageBox::StandardButton result =
+        QMessageBox::question(parent, QObject::tr("Confirm Change"), message, QMessageBox::Yes | QMessageBox::No);
+
+    if (result == QMessageBox::Yes) {
+        SettingsCache::instance().setOverrideAllCardArtWithPersonalPreference(static_cast<Qt::CheckState>(enable));
+        // Caches are now invalid.
+        CardPictureLoader::clearPixmapCache();
+        CardPictureLoader::clearNetworkCache();
+        return true;
+    }
+
+    return false;
+}

cockatrice/src/interface/widgets/dialogs/override_printing_warning.h

@@ -0,0 +1,20 @@
+#ifndef COCKATRICE_OVERRIDE_PRINTING_WARN_H
+#define COCKATRICE_OVERRIDE_PRINTING_WARN_H
+#include <QMessageBox>
+
+namespace OverridePrintingWarning
+{
+
+/**
+ * @brief Pops up the warning message for the changing the override printing setting.
+ * If the user clicks accept, then this also handles changing the setting and resetting the card image cache.
+ *
+ * @param parent The parent widget
+ * @param enable Whether the user is trying to enable or disable the setting
+ * @return Whether the user clicked accept. All other ways of closing the window returns false.
+ */
+bool execMessageBox(QWidget *parent, bool enable);
+
+} // namespace OverridePrintingWarning
+
+#endif // COCKATRICE_OVERRIDE_PRINTING_WARN_H