C++ IsDefined函数代码示例

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本文整理汇总了C++中IsDefined函数的典型用法代码示例。如果您正苦于以下问题：C++ IsDefined函数的具体用法？C++ IsDefined怎么用？C++ IsDefined使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了IsDefined函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: OpenRequest

    HINTERNET OpenRequest(LPCSTR lpszVerb, LPCSTR lpszObjectName,
                          LPCSTR lpszVersion, LPCSTR lpszReferer,
                          LPCSTR *lplpszAcceptTypes,
                          DWORD dwFlags,
                          DWORD_PTR dwContext) const {
      assert(IsDefined());

      return ::HttpOpenRequestA(Get(),
                                lpszVersion, lpszObjectName,
                                lpszVersion, lpszReferer,
                                lplpszAcceptTypes,
                                dwFlags,
                                dwContext);
    }

开发者ID:joachimwieland，项目名称:xcsoar-jwieland，代码行数:14，代码来源:WinINet.hpp

示例2: GetScreenPosition

  /**
   * Returns the position on the screen.
   */
  gcc_pure
  const PixelRect GetScreenPosition() const
  {
    assert(IsDefined());

    PixelRect rc;
#ifndef USE_WINUSER
    rc = GetPosition();
    ToScreen(rc);
#else
    ::GetWindowRect(hWnd, &rc);
#endif
    return rc;
  }

开发者ID:kwtskran，项目名称:XCSoar，代码行数:17，代码来源:Window.hpp

示例3: assert

//------------------------------------------------------------------------------
void
Canvas::Stretch(int dest_x, int dest_y,
                unsigned dest_width, unsigned dest_height,
                const Bitmap &_src)
  {
#if 0
  assert(IsDefined());
  assert(_src.IsDefined());

  ConstImageBuffer src = _src.GetNative();
  Stretch(dest_x, dest_y, dest_width, dest_height,
          src, 0, 0, src.width, src.height);
#endif
  }

开发者ID:Exadios，项目名称:YCSoar，代码行数:15，代码来源:Canvas.cpp

示例4: assert

void
Canvas::Stretch(int dest_x, int dest_y,
                unsigned dest_width, unsigned dest_height,
                const Bitmap &src,
                int src_x, int src_y,
                unsigned src_width, unsigned src_height)
{
  assert(IsDefined());
  assert(src.IsDefined());

  Stretch(dest_x, dest_y, dest_width, dest_height,
          src.GetNative(),
          src_x, src_y, src_width, src_height);
}

开发者ID:Advi42，项目名称:XCSoar，代码行数:14，代码来源:Canvas.cpp

示例5: assert

bool
FileDescriptor::CreateEventFD(unsigned initval)
{
  assert(!IsDefined());

#ifdef __BIONIC__
  /* Bionic provides the eventfd() function only since Android 2.3,
     therefore we must roll our own system call here */
  fd = syscall(__NR_eventfd2, initval, O_NONBLOCK|O_CLOEXEC);
#else
  fd = ::eventfd(initval, EFD_NONBLOCK|EFD_CLOEXEC);
#endif
  return fd >= 0;
}

开发者ID:MindMil，项目名称:XCSoar，代码行数:14，代码来源:FileDescriptor.cpp

示例6: assert

void
Canvas::Stretch(PixelScalar dest_x, PixelScalar dest_y,
                UPixelScalar dest_width, UPixelScalar dest_height,
                const Bitmap &src,
                PixelScalar src_x, PixelScalar src_y,
                UPixelScalar src_width, UPixelScalar src_height,
                DWORD dwRop)
{
  assert(IsDefined());
  assert(src.IsDefined());

  Stretch(dest_x, dest_y, dest_width, dest_height,
          src.GetNative(), src_x, src_y, src_width, src_height,
          dwRop);
}

开发者ID:mobotics，项目名称:XCSoar，代码行数:15，代码来源:Canvas.cpp

示例7: assert

void
Pen::Reset()
{
  assert(!IsDefined() || IsScreenInitialized());

  if (pen != NULL) {
#ifndef NDEBUG
    bool success =
#endif
      ::DeleteObject(pen);
    assert(success);

    pen = NULL;
  }
}

开发者ID:DRIZO，项目名称:xcsoar，代码行数:15，代码来源:Pen.cpp

示例8: assert

bool
IOThread::Start()
{
  assert(!IsDefined());
  assert(loop.IsEmpty());

  quit = false;

  if (!pipe.Create())
    return false;

  loop.Add(pipe.GetReadFD(), READ, *this);

  return Thread::Start();
}

开发者ID:DRIZO，项目名称:xcsoar，代码行数:15，代码来源:IOThread.cpp

示例9: assert

bool
IOThread::Start()
{
  assert(!IsDefined());
  assert(files.empty());

  modified = quit = running = false;

  if (!pipe.Create())
    return false;

  poll.SetMask(pipe.GetReadFD(), Poll::READ);

  return Thread::Start();
}

开发者ID:StefanL74，项目名称:XCSoar，代码行数:15，代码来源:IOThread.cpp

示例10: assert

void
DockWindow::SetWidget(Widget *_widget)
{
  assert(IsDefined());
  assert(widget == nullptr);

  widget = _widget;

  if (widget != nullptr) {
    const PixelRect rc = GetClientRect();
    widget->Initialise(*this, rc);
    widget->Prepare(*this, rc);
    widget->Show(rc);
  }
}

开发者ID:Advi42，项目名称:XCSoar，代码行数:15，代码来源:DockWindow.cpp

示例11: assert

void
Thread::Join()
{
  assert(IsDefined());
  assert(!IsInside());

#ifdef HAVE_POSIX
  pthread_join(handle, NULL);
  defined = false;
#else
  ::WaitForSingleObject(handle, INFINITE);
  ::CloseHandle(handle);
  handle = NULL;
#endif
}

开发者ID:joachimwieland，项目名称:xcsoar-jwieland，代码行数:15，代码来源:Thread.cpp

示例12: GetSize

  gcc_pure
  const PixelSize GetSize() const
  {
    assert(IsDefined());

#ifdef USE_GDI
    PixelRect rc = GetClientRect();
    PixelSize s;
    s.cx = rc.right;
    s.cy = rc.bottom;
    return s;
#else
    return size;
#endif
  }

开发者ID:Adrien81，项目名称:XCSoar，代码行数:15，代码来源:Window.hpp

示例13: assert

void
Brush::Reset()
{
  assert(!IsDefined() || IsScreenInitialized());

  if (brush != nullptr) {
#ifndef NDEBUG
    bool success =
#endif
      ::DeleteObject(brush);
    assert(success);

    brush = nullptr;
  }
}

开发者ID:Adrien81，项目名称:XCSoar，代码行数:15，代码来源:Brush.cpp

示例14: assert

void
StandbyThread::WaitStopped()
{
  assert(!IsInside());
  assert(mutex.IsLockedByCurrent());
  assert(stop);

  if (!IsDefined())
    /* was never started */
    return;

  /* mutex must be unlocked because Thread::Join() blocks */
  const ScopeUnlock unlock(mutex);
  Thread::Join();
}

开发者ID:Turbo87，项目名称:XCSoar-TE，代码行数:15，代码来源:StandbyThread.cpp

示例15: assert

void
Canvas::Copy(int dest_x, int dest_y,
             unsigned dest_width, unsigned dest_height,
             HBITMAP src, int src_x, int src_y,
             DWORD dwRop)
{
  assert(IsDefined());
  assert(src != nullptr);

  HDC virtual_dc = GetCompatibleDC();
  HBITMAP old = (HBITMAP)::SelectObject(virtual_dc, src);
  Copy(dest_x, dest_y, dest_width, dest_height,
       virtual_dc, src_x, src_y,
       dwRop);
  ::SelectObject(virtual_dc, old);
}

开发者ID:CnZoom，项目名称:XcSoarPull，代码行数:16，代码来源:Canvas.cpp

示例16: assert

void
BufferCanvas::CopyTo(Canvas &other)
{
  assert(IsDefined());
  assert(!active || frame_buffer != nullptr);

#ifdef USE_GLSL
  OpenGL::texture_shader->Use();
#else
  const GLEnable<GL_TEXTURE_2D> scope;
  OpenGL::glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
#endif

  texture->Bind();
  texture->DrawFlipped(other.GetRect(), GetRect());
}

开发者ID:kwtskran，项目名称:XCSoar，代码行数:16，代码来源:BufferCanvas.cpp

示例17: IsInRegion

bool RegionOfRows::IsInRegion(unsigned int Column,unsigned int Row)const
{
    if (!IsDefined()) return false;			// Can't process an empty region

    // In range of rows ?

    if (!Rows.IsInRange(Row)) return false;	// Row is out of range

    // Row is in range, investigate the columns

    unsigned int RowOffset = Row - Rows.GetStart();

    // Column is in range ?

    return Columns[RowOffset].IsInRange(Column);
}

开发者ID:ACAVJW4H，项目名称:Pedestrian_Counter，代码行数:16，代码来源:RegionOfRows.cpp

示例18: assert

WndProperty *
RowFormWidget::AddSpacer()
{
  assert(IsDefined());

  const PixelRect edit_rc = InitialControlRect(Layout::Scale(6));

  WindowStyle style;
  EditWindowStyle edit_style;
  edit_style.SetVerticalCenter();
  edit_style.SetReadOnly();

  PanelControl &panel = *(PanelControl *)GetWindow();
  WndProperty *edit = new WndProperty(panel, look, _T(""), edit_rc, 0, style, edit_style, NULL);
  Add(edit);
  return edit;
}

开发者ID:damianob，项目名称:xcsoar，代码行数:17，代码来源:RowFormWidget.cpp

示例19: GetNumberOfColumnsOnLargestRow

unsigned int RegionOfRows::GetNumberOfColumnsOnLargestRow() const
{
    if (!IsDefined()) return 0;
    unsigned int MaximumNumberofColumns = 0;
    const ClosedInterval<unsigned int>* MyColumns = GetColumns();
    unsigned int NumberOfRows = Rows.GetSpan() + 1;

    for (unsigned int i=0; i < NumberOfRows;++i)
    {
        unsigned int ColumnsOnRow = MyColumns->GetSpan() + 1;
        if (ColumnsOnRow > MaximumNumberofColumns)  MaximumNumberofColumns = ColumnsOnRow;

        MyColumns++;
    }

    return MaximumNumberofColumns;
}

开发者ID:ACAVJW4H，项目名称:Pedestrian_Counter，代码行数:17，代码来源:RegionOfRows.cpp

示例20: GetPageMainIndex

void
TabMenuDisplay::SetCursor(unsigned i)
{
  if (i == cursor)
    return;

  if (IsDefined()) {
    if (SupportsPartialRedraw() &&
        GetPageMainIndex(cursor) == GetPageMainIndex(i)) {
      Invalidate(GetSubMenuButtonSize(cursor));
      Invalidate(GetSubMenuButtonSize(i));
    } else
      Invalidate();
  }

  cursor = i;
}

开发者ID:ppara，项目名称:XCSoar，代码行数:17，代码来源:TabMenuDisplay.cpp

注：本文中的IsDefined函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。