DisplaySettings: Set monitor widget color if no image is selected

The monitor widget now displays the selected colour if no background
image has been selected.

Resolves #7491

1 files changed, 8 insertions, 0 deletions

diff --git a/Userland/Applications/DisplaySettings/MonitorWidget.cpp b/Userland/Applications/DisplaySettings/MonitorWidget.cpp
index 56096e58bf..dfbfcb6e84 100644
--- a/Userland/Applications/DisplaySettings/MonitorWidget.cpp
+++ b/Userland/Applications/DisplaySettings/MonitorWidget.cpp
@@ -29,6 +29,14 @@ bool MonitorWidget::set_wallpaper(String path)
     if (path == m_desktop_wallpaper_path)
         return false;
 
+    if (path.is_empty()) {
+        m_wallpaper_bitmap = nullptr;
+        m_desktop_wallpaper_path = nullptr;
+        m_desktop_dirty = true;
+        update();
+        return false;
+    }
+
     auto bitmap = Gfx::Bitmap::load_from_file(path);
     if (bitmap)
         m_wallpaper_bitmap = move(bitmap);