serenity/LibGUI/GDesktop.cpp

#include <LibGUI/GDesktop.h>
#include <LibGUI/GEventLoop.h>
#include <string.h>
#include <unistd.h>

GDesktop& GDesktop::the()
{
    static GDesktop* the;
    if (!the)
        the = new GDesktop;
    return *the;
}

GDesktop::GDesktop()
{
}

void GDesktop::did_receive_screen_rect(Badge<GEventLoop>, const Rect& rect)
{
    if (m_rect == rect)
        return;
    m_rect = rect;
    if (on_rect_change)
        on_rect_change(rect);
}

bool GDesktop::set_wallpaper(const String& path)
{
    WSAPI_ClientMessage message;
    message.type = WSAPI_ClientMessage::Type::SetWallpaper;
    ASSERT(path.length() < (int)sizeof(message.text));
    strncpy(message.text, path.characters(), path.length());
    message.text_length = path.length();
    auto response = GEventLoop::current().sync_request(message, WSAPI_ServerMessage::Type::DidSetWallpaper);
    return response.value;
}

String GDesktop::wallpaper() const
{
    WSAPI_ClientMessage message;
    message.type = WSAPI_ClientMessage::Type::GetWallpaper;
    auto response = GEventLoop::current().sync_request(message, WSAPI_ServerMessage::Type::DidGetWallpaper);
    return String(response.text, response.text_length);
}