layout/xul/MiddleCroppingLabelFrame.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "MiddleCroppingLabelFrame.h"
   8 #include "MiddleCroppingBlockFrame.h"
   9 #include "mozilla/dom/Element.h"
  10 #include "mozilla/PresShell.h"
  11
  12 nsIFrame* NS_NewMiddleCroppingLabelFrame(mozilla::PresShell* aPresShell,
  13                                          mozilla::ComputedStyle* aStyle) {
  14   return new (aPresShell)
  15       mozilla::MiddleCroppingLabelFrame(aStyle, aPresShell->GetPresContext());
  16 }
  17
  18 namespace mozilla {
  19
  20 void MiddleCroppingLabelFrame::GetUncroppedValue(nsAString& aValue) {
  21   mContent->AsElement()->GetAttr(nsGkAtoms::value, aValue);
  22 }
  23
  24 nsresult MiddleCroppingLabelFrame::AttributeChanged(int32_t aNameSpaceID,
  25                                                     nsAtom* aAttribute,
  26                                                     int32_t aModType) {
  27   if (aNameSpaceID == kNameSpaceID_None && aAttribute == nsGkAtoms::value) {
  28     UpdateDisplayedValueToUncroppedValue(true);
  29   }
  30   return NS_OK;
  31 }
  32
  33 NS_QUERYFRAME_HEAD(MiddleCroppingLabelFrame)
  34   NS_QUERYFRAME_ENTRY(MiddleCroppingLabelFrame)
  35 NS_QUERYFRAME_TAIL_INHERITING(MiddleCroppingBlockFrame)
  36 NS_IMPL_FRAMEARENA_HELPERS(MiddleCroppingLabelFrame)
  37
  38 }  // namespace mozilla