C++ (Cpp) cef_get_xdisplay Examples

Example #1

File: client_handler_gtk.cpp Project: CRDNicolasBourbaki/chromiumembedded

void ClientHandler::OnTitleChange(CefRefPtr<CefBrowser> browser,
                                  const CefString& title) {
  CEF_REQUIRE_UI_THREAD();

  std::string titleStr(title);

  if (!browser->IsPopup()) {
    // Set the GTK parent window title.
    GtkWidget* window = gtk_widget_get_ancestor(main_handle_,
        GTK_TYPE_WINDOW);
    gtk_window_set_title(GTK_WINDOW(window), titleStr.c_str());
  } else {
    // Retrieve the X11 display shared with Chromium.
    ::Display* display = cef_get_xdisplay();
    DCHECK(display);

    // Retrieve the X11 window handle for the browser.
    ::Window window = browser->GetHost()->GetWindowHandle();
    DCHECK(window != kNullWindowHandle);

    // Retrieve the atoms required by the below XChangeProperty call.
    const char* kAtoms[] = {
      "_NET_WM_NAME",
      "UTF8_STRING"
    };
    Atom atoms[2];
    int result = XInternAtoms(display, const_cast<char**>(kAtoms), 2, false,
                              atoms);
    if (!result)
      NOTREACHED();

    // Set the window title.
    XChangeProperty(display,
                    window,
                    atoms[0],
                    atoms[1],
                    8,
                    PropModeReplace,
                    reinterpret_cast<const unsigned char*>(titleStr.c_str()),
                    titleStr.size());

    // TODO(erg): This is technically wrong. So XStoreName and friends expect
    // this in Host Portable Character Encoding instead of UTF-8, which I
    // believe is Compound Text. This shouldn't matter 90% of the time since
    // this is the fallback to the UTF8 property above.
    XStoreName(display, browser->GetHost()->GetWindowHandle(),
               titleStr.c_str());
  }
}

Example #2

File: cefclient_osr_widget_gtk.cpp Project: CRDNicolasBourbaki/chromiumembedded

void OSRWindow::OnCursorChange(CefRefPtr<CefBrowser> browser,
                               CefCursorHandle cursor) {
  /*GtkWidget* window = gtk_widget_get_toplevel(glarea_);
  GdkWindow* gdk_window = gtk_widget_get_window(window);
  if (cursor->type == GDK_LAST_CURSOR)
    cursor = NULL;
  gdk_window_set_cursor(gdk_window, cursor);*/

  // Retrieve the X11 display shared with Chromium.
  ::Display* xdisplay = cef_get_xdisplay();
  DCHECK(xdisplay);

  // Retrieve the X11 window handle for OSR widget.
  ::Window xwindow = GDK_WINDOW_XID(gtk_widget_get_window(glarea_));

  // Set the cursor.
  XDefineCursor(xdisplay, xwindow, cursor);
}

Example #3

File: cefclient_gtk.cpp Project: trompa/brackets-shell

void VboxSizeAllocated(GtkWidget* widget,
        GtkAllocation* allocation,
        void* data) {
  if (g_handler) {
    CefRefPtr<CefBrowser> browser = g_handler->GetBrowser();
    if (browser && !browser->GetHost()->IsWindowRenderingDisabled()) {
      // Size the browser window to match the GTK widget.
      ::Display* xdisplay = cef_get_xdisplay();
      ::Window xwindow = browser->GetHost()->GetWindowHandle();
      XWindowChanges changes = {0};

      // TODO: get the real value
      int g_menubar_height = 0;
      changes.width = allocation->width;
      changes.height = allocation->height - (g_menubar_height);
      changes.y = g_menubar_height;
      XConfigureWindow(xdisplay, xwindow, CWHeight | CWWidth | CWY, &changes);
    }
  }
}