コード例 #1
0
ファイル: shadow_x11_server.py プロジェクト: gitmirrors2/xpra
 def verify_capture(self, ss):
     #verify capture works:
     log("verify_capture(%s)", ss)
     try:
         capture = GTKImageCapture(self.root)
         bdata = capture.take_screenshot()[-1]
         nid = XPRA_DISPLAY_NOTIFICATION_ID
         title = body = ""
         if any(b != 0 for b in bdata):
             log("verify_capture(%s) succeeded", ss)
             if is_Wayland():
                 title = "Wayland Session Warning"
                 body = "Wayland sessions are not supported,\n"+\
                         "the screen capture is likely to be empty"
         else:
             log.warn("Warning: shadow screen capture is blank")
             body = "The shadow display capture is blank"
             if get_loaded_kernel_modules("vboxguest", "vboxvideo"):
                 body += "\nthis may be caused by the VirtualBox video driver."
             title = "Shadow Capture Failure"
         log("verify_capture: title=%r, body=%r", ss, title, body)
         if title and body:
             ss.may_notify(nid, title, body, icon_name="server")
     except Exception as e:
         ss.may_notify(nid,
                       "Shadow Error",
                       "Error shadowing the display:\n%s" % e,
                       icon_name="bugs")
コード例 #2
0
 def do_make_screenshot_packet(self):
     capture = GTKImageCapture(self.root)
     w, h, encoding, rowstride, data = capture.take_screenshot()
     assert encoding == "png"  #use fixed encoding for now
     from xpra.net.compression import Compressed
     return [
         "screenshot", w, h, encoding, rowstride,
         Compressed(encoding, data)
     ]
コード例 #3
0
def setup_capture(window):
    ww, wh = window.get_geometry()[2:4]
    capture = None
    if USE_NVFBC:
        try:
            log("setup_capture(%s) USE_NVFBC_CUDA=%s", window, USE_NVFBC_CUDA)
            if USE_NVFBC_CUDA:
                capture = NvFBC_CUDACapture()
            else:
                capture = NvFBC_SysCapture()
            capture.init_context(ww, wh)
            capture.refresh()
            image = capture.get_image(0, 0, ww, wh)
            assert image, "test capture failed"
        except Exception as e:
            log("get_image() NvFBC test failed", exc_info=True)
            log("not using %s: %s", capture, e)
            capture = None
    if not capture and XImage.has_XShm() and USE_XSHM:
        capture = XImageCapture(get_xwindow(window))
    if not capture:
        capture = GTKImageCapture(window)
    log("setup_capture(%s)=%s", window, capture)
    return capture
コード例 #4
0
ファイル: bug_report.py プロジェクト: tardyp/Xpra
    def setup_window(self):
        self.window = gtk.Window()
        window_defaults(self.window)
        self.window.connect("destroy", self.close)
        self.window.set_default_size(400, 300)
        self.window.set_title("Xpra Bug Report")

        icon_pixbuf = self.get_icon("bugs.png")
        if icon_pixbuf:
            self.window.set_icon(icon_pixbuf)
        self.window.set_position(WIN_POS_CENTER)

        vbox = gtk.VBox(False, 0)
        vbox.set_spacing(15)

        # Title
        hbox = gtk.HBox(False, 0)
        icon_pixbuf = self.get_icon("xpra.png")
        if icon_pixbuf and self.show_about:
            from xpra.gtk_common.about import about
            logo_button = gtk.Button("")
            settings = logo_button.get_settings()
            settings.set_property('gtk-button-images', True)
            logo_button.connect("clicked", about)
            logo_button.set_tooltip_text("About")
            image = gtk.Image()
            image.set_from_pixbuf(icon_pixbuf)
            logo_button.set_image(image)
            hbox.pack_start(logo_button, expand=False, fill=False)

        label = gtk.Label("Xpra Bug Report Tool")
        label.modify_font(pango.FontDescription("sans 14"))
        hbox.pack_start(label, expand=True, fill=True)
        vbox.pack_start(hbox)

        #the box containing all the input:
        ibox = gtk.VBox(False, 0)
        ibox.set_spacing(3)
        vbox.pack_start(ibox)

        # Description
        al = gtk.Alignment(xalign=0, yalign=0.5, xscale=0.0, yscale=0)
        al.add(gtk.Label("Please describe the problem:"))
        ibox.pack_start(al)
        #self.description = gtk.Entry(max=128)
        #self.description.set_width_chars(40)
        self.description = gtk.TextView()
        self.description.set_accepts_tab(True)
        self.description.set_justification(JUSTIFY_LEFT)
        self.description.set_border_width(2)
        self.description.set_size_request(300, 80)
        #self.description.modify_bg(STATE_NORMAL, gdk.Color(red=32768, green=32768, blue=32768))
        ibox.pack_start(self.description, expand=False, fill=False)

        # Toggles:
        al = gtk.Alignment(xalign=0, yalign=0.5, xscale=0.0, yscale=0)
        al.add(gtk.Label("Include:"))
        ibox.pack_start(al)
        #generic toggles:
        from xpra.gtk_common.keymap import get_gtk_keymap
        from xpra.codecs.loader import codec_versions, load_codecs
        load_codecs()
        try:
            from xpra.sound.wrapper import query_sound

            def get_sound_info():
                return query_sound()
        except:
            get_sound_info = None

        def get_gl_info():
            if self.opengl_info:
                return self.opengl_info
            try:
                from xpra.client.gl.gtk_base.gtkgl_check import check_support
                return check_support(force_enable=True)
            except Exception as e:
                return {"error": str(e)}

        from xpra.net.net_util import get_info as get_net_info
        from xpra.platform.paths import get_info as get_path_info
        from xpra.platform.gui import get_info as get_gui_info
        from xpra.version_util import get_version_info, get_platform_info, get_host_info

        def get_sys_info():
            from xpra.platform.info import get_user_info
            from xpra.scripts.config import read_xpra_defaults
            return {
                "argv": sys.argv,
                "path": sys.path,
                "exec_prefix": sys.exec_prefix,
                "executable": sys.executable,
                "version": get_version_info(),
                "platform": get_platform_info(),
                "host": get_host_info(),
                "paths": get_path_info(),
                "gtk": get_gtk_version_info(),
                "gui": get_gui_info(),
                "display": get_display_info(),
                "user": get_user_info(),
                "env": os.environ,
                "config": read_xpra_defaults(),
            }

        get_screenshot, take_screenshot_fn = None, None
        #screenshot: may have OS-specific code
        try:
            from xpra.platform.gui import take_screenshot
            take_screenshot_fn = take_screenshot
        except:
            log("failed to load platfrom specific screenshot code",
                exc_info=True)
        if not take_screenshot_fn:
            #try with Pillow:
            try:
                from PIL import ImageGrab  #@UnresolvedImport
                from xpra.os_util import StringIOClass

                def pillow_imagegrab_screenshot():
                    img = ImageGrab.grab()
                    out = StringIOClass()
                    img.save(out, format="PNG")
                    v = out.getvalue()
                    out.close()
                    return (img.width, img.height, "png", img.width * 3, v)

                take_screenshot_fn = pillow_imagegrab_screenshot
            except Exception as e:
                log("cannot use Pillow's ImageGrab: %s", e)
        if not take_screenshot_fn:
            #default: gtk screen capture
            try:
                from xpra.server.shadow.gtk_root_window_model import GTKImageCapture
                rwm = GTKImageCapture(get_default_root_window())
                take_screenshot_fn = rwm.take_screenshot
            except:
                log.warn("Warning: failed to load gtk screenshot code",
                         exc_info=True)
        log("take_screenshot_fn=%s", take_screenshot_fn)
        if take_screenshot_fn:

            def get_screenshot():
                #take_screenshot() returns: w, h, "png", rowstride, data
                return take_screenshot_fn()[4]

        self.toggles = (
            ("system", "txt", "System", get_sys_info,
             "Xpra version, platform and host information"),
            ("network", "txt", "Network", get_net_info,
             "Compression, packet encoding and encryption"),
            ("encoding", "txt", "Encodings", codec_versions,
             "Picture encodings supported"),
            ("opengl", "txt", "OpenGL", get_gl_info,
             "OpenGL driver and features"),
            ("sound", "txt", "Sound", get_sound_info,
             "Sound codecs and GStreamer version information"),
            ("keyboard", "txt", "Keyboard Mapping", get_gtk_keymap,
             "Keyboard layout and key mapping"),
            ("xpra-info", "txt", "Server Info", self.get_server_info,
             "Full server information from 'xpra info'"),
            ("screenshot", "png", "Screenshot", get_screenshot, ""),
        )
        for name, _, title, value_cb, tooltip in self.toggles:
            cb = gtk.CheckButton(title +
                                 [" (not available)", ""][bool(value_cb)])
            cb.set_active(self.includes.get(name, True))
            cb.set_sensitive(bool(value_cb))
            cb.set_tooltip_text(tooltip)
            ibox.pack_start(cb)
            setattr(self, name, cb)

        # Buttons:
        hbox = gtk.HBox(False, 20)
        vbox.pack_start(hbox)

        def btn(label, tooltip, callback, icon_name=None):
            btn = gtk.Button(label)
            btn.set_tooltip_text(tooltip)
            btn.connect("clicked", callback)
            if icon_name:
                icon = self.get_icon(icon_name)
                if icon:
                    btn.set_image(scaled_image(icon, 24))
            hbox.pack_start(btn)
            return btn

        if not is_gtk3():
            #clipboard does not work in gtk3..
            btn("Copy to clipboard", "Copy all data to clipboard",
                self.copy_clicked, "clipboard.png")
        btn("Save", "Save Bug Report", self.save_clicked, "download.png")
        btn("Cancel", "", self.close, "quit.png")

        def accel_close(*_args):
            self.close()

        add_close_accel(self.window, accel_close)
        vbox.show_all()
        self.window.vbox = vbox
        self.window.add(vbox)