src/content/test/plugin/plugin_create_instance_in_paint.cc

   1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/test/plugin/plugin_create_instance_in_paint.h"
   6
   7 #include "base/logging.h"
   8 #include "content/test/plugin/plugin_client.h"
   9
  10 namespace NPAPIClient {
  11
  12 CreateInstanceInPaintTest::CreateInstanceInPaintTest(
  13     NPP id, NPNetscapeFuncs *host_functions)
  14     : PluginTest(id, host_functions),
  15       window_(NULL), created_(false) {
  16 }
  17
  18 NPError CreateInstanceInPaintTest::SetWindow(NPWindow* pNPWindow) {
  19   if (pNPWindow->window == NULL)
  20     return NPERR_NO_ERROR;
  21
  22   if (test_id() == "1") {
  23     if (!window_) {
  24       static ATOM window_class = 0;
  25       if (!window_class) {
  26         WNDCLASSEX wcex;
  27         wcex.cbSize         = sizeof(WNDCLASSEX);
  28         wcex.style          = CS_DBLCLKS;
  29         wcex.lpfnWndProc    =
  30             &NPAPIClient::CreateInstanceInPaintTest::WindowProc;
  31         wcex.cbClsExtra     = 0;
  32         wcex.cbWndExtra     = 0;
  33         wcex.hInstance      = GetModuleHandle(NULL);
  34         wcex.hIcon          = 0;
  35         wcex.hCursor        = 0;
  36         wcex.hbrBackground  = reinterpret_cast<HBRUSH>(COLOR_WINDOW+1);
  37         wcex.lpszMenuName   = 0;
  38         wcex.lpszClassName  = L"CreateInstanceInPaintTestWindowClass";
  39         wcex.hIconSm        = 0;
  40         window_class = RegisterClassEx(&wcex);
  41       }
  42
  43       HWND parent = reinterpret_cast<HWND>(pNPWindow->window);
  44       window_ = CreateWindowEx(
  45           WS_EX_LEFT | WS_EX_LTRREADING | WS_EX_RIGHTSCROLLBAR,
  46           MAKEINTATOM(window_class), 0,
  47           WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_VISIBLE ,
  48           0, 0, 100, 100, parent, 0, GetModuleHandle(NULL), 0);
  49       DCHECK(window_);
  50       // TODO: this property leaks.
  51       ::SetProp(window_, L"Plugin_Instance", this);
  52     }
  53   } else if (test_id() == "2") {
  54     SignalTestCompleted();
  55   } else {
  56     NOTREACHED();
  57   }
  58   return NPERR_NO_ERROR;
  59 }
  60
  61 LRESULT CALLBACK CreateInstanceInPaintTest::WindowProc(
  62     HWND window, UINT message, WPARAM wparam, LPARAM lparam) {
  63   if (message == WM_PAINT) {
  64     CreateInstanceInPaintTest* this_instance =
  65         reinterpret_cast<CreateInstanceInPaintTest*>
  66             (::GetProp(window, L"Plugin_Instance"));
  67     if (this_instance->test_id() == "1" && !this_instance->created_) {
  68       ::RemoveProp(window, L"Plugin_Instance");
  69       this_instance->created_ = true;
  70       this_instance->HostFunctions()->geturlnotify(
  71           this_instance->id(), "javascript:CreateNewInstance()", NULL,
  72           reinterpret_cast<void*>(1));
  73     }
  74   }
  75
  76   return DefWindowProc(window, message, wparam, lparam);
  77 }
  78
  79 } // namespace NPAPIClient