1 files changed, 87 insertions, 0 deletions
diff --git a/Userland/Libraries/LibGUI/Desktop.cpp b/Userland/Libraries/LibGUI/Desktop.cpp
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+++ b/Userland/Libraries/LibGUI/Desktop.cpp
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+/*
+ * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <AK/Badge.h>
+#include <LibCore/ConfigFile.h>
+#include <LibGUI/Desktop.h>
+#include <LibGUI/WindowServerConnection.h>
+#include <string.h>
+#include <unistd.h>
+
+namespace GUI {
+
+Desktop& Desktop::the()
+{
+    static Desktop* the;
+    if (!the)
+        the = new Desktop;
+    return *the;
+}
+
+Desktop::Desktop()
+{
+}
+
+void Desktop::did_receive_screen_rect(Badge<WindowServerConnection>, const Gfx::IntRect& rect)
+{
+    if (m_rect == rect)
+        return;
+    m_rect = rect;
+    if (on_rect_change)
+        on_rect_change(rect);
+}
+
+void Desktop::set_background_color(const StringView& background_color)
+{
+    WindowServerConnection::the().post_message(Messages::WindowServer::SetBackgroundColor(background_color));
+}
+
+void Desktop::set_wallpaper_mode(const StringView& mode)
+{
+    WindowServerConnection::the().post_message(Messages::WindowServer::SetWallpaperMode(mode));
+}
+
+bool Desktop::set_wallpaper(const StringView& path, bool save_config)
+{
+    WindowServerConnection::the().post_message(Messages::WindowServer::AsyncSetWallpaper(path));
+    auto ret_val = WindowServerConnection::the().wait_for_specific_message<Messages::WindowClient::AsyncSetWallpaperFinished>()->success();
+
+    if (ret_val && save_config) {
+        RefPtr<Core::ConfigFile> config = Core::ConfigFile::get_for_app("WindowManager");
+        dbgln("Saving wallpaper path '{}' to config file at {}", path, config->file_name());
+        config->write_entry("Background", "Wallpaper", path);
+        config->sync();
+    }
+
+    return ret_val;
+}
+
+String Desktop::wallpaper() const
+{
+    return WindowServerConnection::the().send_sync<Messages::WindowServer::GetWallpaper>()->path();
+}
+
+}