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richole.c

/*
 * Tests for IRichEditOle and friends.
 *
 * Copyright 2008 Google (Dan Hipschman)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#define COBJMACROS

#include <stdarg.h>
#include <assert.h>
#include <windef.h>
#include <winbase.h>
#include <wingdi.h>
#include <winuser.h>
#include <initguid.h>
#include <ole2.h>
#include <richedit.h>
#include <richole.h>
#include <tom.h>
#include <wine/test.h>

static HMODULE hmoduleRichEdit;

static HWND new_window(LPCTSTR lpClassName, DWORD dwStyle, HWND parent)
{
  HWND hwnd
    = CreateWindow(lpClassName, NULL,
                   dwStyle | WS_POPUP | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
                   0, 0, 200, 60, parent, NULL, hmoduleRichEdit, NULL);
  ok(hwnd != NULL, "class: %s, error: %d\n", lpClassName, (int) GetLastError());
  return hwnd;
}

static HWND new_richedit(HWND parent)
{
  return new_window(RICHEDIT_CLASS, ES_MULTILINE, parent);
}


START_TEST(richole)
{
  IRichEditOle *reOle = NULL;
  ITextDocument *txtDoc = NULL;
  ITextSelection *txtSel = NULL;
  IUnknown *punk;
  HRESULT hres;
  LRESULT res;
  HWND w;

  /* Must explicitly LoadLibrary(). The test has no references to functions in
   * RICHED20.DLL, so the linker doesn't actually link to it. */
  hmoduleRichEdit = LoadLibrary("RICHED20.DLL");
  ok(hmoduleRichEdit != NULL, "error: %d\n", (int) GetLastError());

  w = new_richedit(NULL);
  if (!w) {
    skip("Couldn't create window\n");
    return;
  }

  res = SendMessage(w, EM_GETOLEINTERFACE, 0, (LPARAM) &reOle);
  ok(res, "SendMessage\n");
  ok(reOle != NULL, "EM_GETOLEINTERFACE\n");

  hres = IUnknown_QueryInterface(reOle, &IID_ITextDocument,
                                 (void **) &txtDoc);
  ok(hres == S_OK, "IRichEditOle_QueryInterface\n");
  ok(txtDoc != NULL, "IRichEditOle_QueryInterface\n");

  hres = ITextDocument_GetSelection(txtDoc, &txtSel);
  ok(hres == S_OK, "ITextDocument_GetSelection\n");
  ok(txtSel != NULL, "ITextDocument_GetSelection\n");

  punk = NULL;
  hres = ITextSelection_QueryInterface(txtSel, &IID_ITextSelection, (void **) &punk);
  ok(hres == S_OK, "ITextSelection_QueryInterface\n");
  ok(punk != NULL, "ITextSelection_QueryInterface\n");
  IUnknown_Release(punk);

  punk = NULL;
  hres = ITextSelection_QueryInterface(txtSel, &IID_ITextRange, (void **) &punk);
  ok(hres == S_OK, "ITextSelection_QueryInterface\n");
  ok(punk != NULL, "ITextSelection_QueryInterface\n");
  IUnknown_Release(punk);

  punk = NULL;
  hres = ITextSelection_QueryInterface(txtSel, &IID_IDispatch, (void **) &punk);
  ok(hres == S_OK, "ITextSelection_QueryInterface\n");
  ok(punk != NULL, "ITextSelection_QueryInterface\n");
  IUnknown_Release(punk);

  ITextDocument_Release(txtDoc);
  IUnknown_Release(reOle);
  DestroyWindow(w);

  /* Methods should return CO_E_RELEASED if the backing document has
     been released.  One test should suffice.  */
  hres = ITextSelection_CanEdit(txtSel, NULL);
  ok(hres == CO_E_RELEASED, "ITextSelection after ITextDocument destroyed\n");

  ITextSelection_Release(txtSel);
}

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