feat: add Cat support

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>

launcher/ui/MainWindow.cpp

@@ -882,7 +882,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new MainWindow
         ui->actionCAT->setChecked(cat_enable);
         // NOTE: calling the operator like that is an ugly hack to appease ancient gcc...
         connect(ui->actionCAT.operator->(), SIGNAL(toggled(bool)), SLOT(onCatToggled(bool)));
-        setCatBackground(cat_enable);
+        view->setCatDisplayed(cat_enable);
     }
     // start instance when double-clicked
     connect(view, &InstanceView::instanceActivated, this, &MainWindow::instanceActivated);
@@ -1469,54 +1469,10 @@ void MainWindow::downloadUpdates(GoUpdate::Status status)
 
 void MainWindow::onCatToggled(bool state)
 {
-    setCatBackground(state);
+    view->setCatDisplayed(state);
     APPLICATION->settings()->set("TheCat", state);
 }
 
-namespace {
-template <typename T>
-T non_stupid_abs(T in)
-{
-    if (in < 0)
-        return -in;
-    return in;
-}
-}
-
-void MainWindow::setCatBackground(bool enabled)
-{
-    if (enabled)
-    {
-        QDateTime now = QDateTime::currentDateTime();
-        QDateTime birthday(QDate(now.date().year(), 11, 30), QTime(0, 0));
-        QDateTime xmas(QDate(now.date().year(), 12, 25), QTime(0, 0));
-        QString cat;
-        if(non_stupid_abs(now.daysTo(xmas)) <= 4) {
-            cat = "catmas";
-        }
-        else if (non_stupid_abs(now.daysTo(birthday)) <= 12) {
-            cat = "cattiversary";
-        }
-        else {
-            cat = "kitteh";
-        }
-        view->setStyleSheet(QString(R"(
-InstanceView
-{
-    background-image: url(:/backgrounds/%1);
-    background-attachment: fixed;
-    background-clip: padding;
-    background-position: top right;
-    background-repeat: none;
-    background-color:palette(base);
-})").arg(cat));
-    }
-    else
-    {
-        view->setStyleSheet(QString());
-    }
-}
-
 void MainWindow::runModalTask(Task *task)
 {
     connect(task, &Task::failed, [this](QString reason)

launcher/ui/MainWindow.h

@@ -212,7 +212,6 @@ private:
 
     void addInstance(QString url = QString());
     void activateInstance(InstancePtr instance);
-    void setCatBackground(bool enabled);
     void updateInstanceToolIcon(QString new_icon);
     void setSelectedInstanceById(const QString &id);
     void updateStatusCenter();

launcher/ui/instanceview/InstanceView.cpp

@@ -161,3 +161,35 @@ QModelIndex InstanceView::mappedIndex(const QModelIndex& index) const
 {
     return m_proxy->mapToSource(index);
 }
+
+void InstanceView::setCatDisplayed(bool enabled)
+{
+    if (enabled) {
+        QDateTime now = QDateTime::currentDateTime();
+        QDateTime birthday(QDate(now.date().year(), 11, 30), QTime(0, 0));
+        QDateTime xmas(QDate(now.date().year(), 12, 25), QTime(0, 0));
+        QString cat;
+        if (std::abs(now.daysTo(xmas)) <= 4) {
+            cat = "catmas";
+        } else if (std::abs(now.daysTo(birthday)) <= 12) {
+            cat = "cattiversary";
+        } else {
+            cat = "kitteh";
+        }
+        setStyleSheet(QString(R"(
+*
+{
+    background-image: url(:/backgrounds/%1);
+    background-attachment: fixed;
+    background-clip: padding;
+    background-position: bottom right;
+    background-repeat: none;
+    background-color:palette(base);
+})")
+                          .arg(cat));
+        m_table->setAlternatingRowColors(false);
+    } else {
+        setStyleSheet(QString());
+        m_table->setAlternatingRowColors(true);
+    }
+}

launcher/ui/instanceview/InstanceView.h

@@ -39,6 +39,8 @@ class InstanceView : public QStackedWidget {
     // save state of current view
     void storeState();
 
+    void setCatDisplayed(bool enabled);
+
    signals:
     void instanceActivated(InstancePtr inst);
     void currentInstanceChanged(InstancePtr current, InstancePtr previous);