author Adam Gashlin <agashlin@mozilla.com>
Fri, 15 Mar 2019 21:21:05 +0000
changeset 522349 8db388171af6d6d1f9737923f988df27f67bdb33
parent 520568 067c36284e776e3e03d33d3ad99d110be04230af
child 528201 7b63cad25d9b4081eedc4a4d65004c60ac0c9277
permissions -rw-r--r--
Bug 1534935: Fix non-nsView ShouldNotBeVisible(). r=jmathies The comment was correct, the base impl should always return false as we don't have an opinion about visibility. Differential Revision: https://phabricator.services.mozilla.com/D23598

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsIWidgetListener.h"

#include "nsRegion.h"
#include "nsView.h"
#include "nsIPresShell.h"
#include "nsIWidget.h"
#include "nsIXULWindow.h"

#include "mozilla/BasicEvents.h"

using namespace mozilla;

nsIXULWindow* nsIWidgetListener::GetXULWindow() { return nullptr; }

nsView* nsIWidgetListener::GetView() { return nullptr; }

nsIPresShell* nsIWidgetListener::GetPresShell() { return nullptr; }

bool nsIWidgetListener::WindowMoved(nsIWidget* aWidget, int32_t aX,
                                    int32_t aY) {
  return false;

bool nsIWidgetListener::WindowResized(nsIWidget* aWidget, int32_t aWidth,
                                      int32_t aHeight) {
  return false;

void nsIWidgetListener::SizeModeChanged(nsSizeMode aSizeMode) {}

void nsIWidgetListener::UIResolutionChanged() {}

void nsIWidgetListener::FullscreenWillChange(bool aInFullscreen) {}

void nsIWidgetListener::FullscreenChanged(bool aInFullscreen) {}

bool nsIWidgetListener::ZLevelChanged(bool aImmediate, nsWindowZ* aPlacement,
                                      nsIWidget* aRequestBelow,
                                      nsIWidget** aActualBelow) {
  return false;

void nsIWidgetListener::OcclusionStateChanged(bool aIsFullyOccluded) {}

void nsIWidgetListener::WindowActivated() {}

void nsIWidgetListener::WindowDeactivated() {}

void nsIWidgetListener::OSToolbarButtonPressed() {}

bool nsIWidgetListener::RequestWindowClose(nsIWidget* aWidget) { return false; }

void nsIWidgetListener::WillPaintWindow(nsIWidget* aWidget) {}

bool nsIWidgetListener::PaintWindow(nsIWidget* aWidget,
                                    LayoutDeviceIntRegion aRegion) {
  return false;

void nsIWidgetListener::DidPaintWindow() {}

void nsIWidgetListener::DidCompositeWindow(
    mozilla::layers::TransactionId aTransactionId,
    const TimeStamp& aCompositeStart, const TimeStamp& aCompositeEnd) {}

void nsIWidgetListener::RequestRepaint() {}

bool nsIWidgetListener::ShouldNotBeVisible() {
  // Returns false to assume that nothing should happen in most cases.
  return false;

nsEventStatus nsIWidgetListener::HandleEvent(WidgetGUIEvent* aEvent,
                                             bool aUseAttachedEvents) {
  return nsEventStatus_eIgnore;