Qt5 deprications (#2076)

* working on removing deprecated warnings for Qt6 migration

* tewsting 18.04 fix

src/utils/screengrabber.cpp

@@ -144,12 +144,11 @@ QPixmap ScreenGrabber::grabEntireDesktop(bool& ok)
 #endif
 }
 
-QRect ScreenGrabber::screenGeometry(int screenNumber)
+QRect ScreenGrabber::screenGeometry(QScreen* screen)
 {
     QPixmap p;
     QRect geometry;
-    bool isVirtual = QApplication::desktop()->isVirtualDesktop();
-    if (isVirtual || m_info.waylandDetected()) {
+    if (m_info.waylandDetected()) {
         QPoint topLeft(0, 0);
 #ifdef Q_OS_WIN
         for (QScreen* const screen : QGuiApplication::screens()) {
@@ -160,7 +159,7 @@ QRect ScreenGrabber::screenGeometry(int screenNumber)
             }
         }
 #endif
-        geometry = QApplication::desktop()->screenGeometry(screenNumber);
+        geometry = screen->geometry();
         geometry.moveTo(geometry.topLeft() - topLeft);
     } else {
         QScreen* currentScreen = QGuiAppCurrentScreen().currentScreen();
@@ -169,12 +168,11 @@ QRect ScreenGrabber::screenGeometry(int screenNumber)
     return geometry;
 }
 
-QPixmap ScreenGrabber::grabScreen(int screenNumber, bool& ok)
+QPixmap ScreenGrabber::grabScreen(QScreen* screen, bool& ok)
 {
     QPixmap p;
-    bool isVirtual = QApplication::desktop()->isVirtualDesktop();
-    QRect geometry = screenGeometry(screenNumber);
-    if (isVirtual || m_info.waylandDetected()) {
+    QRect geometry = screenGeometry(screen);
+    if (m_info.waylandDetected()) {
         p = grabEntireDesktop(ok);
         if (ok) {
             return p.copy(geometry);
@@ -182,11 +180,8 @@ QPixmap ScreenGrabber::grabScreen(int screenNumber, bool& ok)
     } else {
         ok = true;
         QScreen* currentScreen = QGuiAppCurrentScreen().currentScreen();
-        return currentScreen->grabWindow(screenNumber,
-                                         geometry.x(),
-                                         geometry.y(),
-                                         geometry.width(),
-                                         geometry.height());
+        return currentScreen->grabWindow(
+          geometry.x(), geometry.y(), geometry.width(), geometry.height());
     }
     return p;
 }

src/utils/screengrabber.h

@@ -5,6 +5,7 @@
 
 #include "src/utils/desktopinfo.h"
 #include <QObject>
+#include <QScreen>
 
 class ScreenGrabber : public QObject
 {
@@ -12,8 +13,8 @@ class ScreenGrabber : public QObject
 public:
     explicit ScreenGrabber(QObject* parent = nullptr);
     QPixmap grabEntireDesktop(bool& ok);
-    QRect screenGeometry(int screenNumber);
-    QPixmap grabScreen(int screenNumber, bool& ok);
+    QRect screenGeometry(QScreen* screen);
+    QPixmap grabScreen(QScreen* screenNumber, bool& ok);
     void freeDesktopPortal(bool& ok, QPixmap& res);
     QRect desktopGeometry();
 

src/utils/valuehandler.cpp

@@ -499,7 +499,7 @@ QVariant Region::process(const QVariant& val)
         if (!ok || number < 0) {
             return {};
         }
-        return ScreenGrabber().screenGeometry(number);
+        return ScreenGrabber().screenGeometry(qApp->screens()[number]);
     }
 
     QRegExp regex("(-{,1}\\d+)"   // number (any sign)