зеркало из https://github.com/mozilla/gecko-dev.git
107 строки
3.4 KiB
C++
107 строки
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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#include "mozilla/Logging.h"
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#include "TaskbarProgress.h"
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#include "nsWindow.h"
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#include "WidgetUtils.h"
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#include "nsPIDOMWindow.h"
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using mozilla::LogLevel;
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static mozilla::LazyLogModule gGtkTaskbarProgressLog("nsIGtkTaskbarProgress");
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/******************************************************************************
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* TaskbarProgress
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******************************************************************************/
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NS_IMPL_ISUPPORTS(TaskbarProgress, nsIGtkTaskbarProgress, nsITaskbarProgress)
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TaskbarProgress::TaskbarProgress() : mPrimaryWindow(nullptr) {
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MOZ_LOG(gGtkTaskbarProgressLog, LogLevel::Info,
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("%p TaskbarProgress()", this));
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}
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TaskbarProgress::~TaskbarProgress() {
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MOZ_LOG(gGtkTaskbarProgressLog, LogLevel::Info,
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("%p ~TaskbarProgress()", this));
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}
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NS_IMETHODIMP
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TaskbarProgress::SetProgressState(nsTaskbarProgressState aState,
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uint64_t aCurrentValue, uint64_t aMaxValue) {
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NS_ENSURE_ARG_RANGE(aState, 0, STATE_PAUSED);
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if (aState == STATE_NO_PROGRESS || aState == STATE_INDETERMINATE) {
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NS_ENSURE_TRUE(aCurrentValue == 0, NS_ERROR_INVALID_ARG);
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NS_ENSURE_TRUE(aMaxValue == 0, NS_ERROR_INVALID_ARG);
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}
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NS_ENSURE_TRUE((aCurrentValue <= aMaxValue), NS_ERROR_ILLEGAL_VALUE);
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// See TaskbarProgress::SetPrimaryWindow: if we're running in headless
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// mode, mPrimaryWindow will be null.
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if (!mPrimaryWindow) {
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return NS_OK;
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}
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gulong progress;
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if (aMaxValue == 0) {
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progress = 0;
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} else {
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// Rounding down to ensure we don't set to 'full' until the operation
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// is completely finished.
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progress = (gulong)(((double)aCurrentValue / aMaxValue) * 100.0);
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}
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// Check if the resultant value is the same as the previous call, and
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// ignore this update if it is.
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if (progress == mCurrentProgress) {
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return NS_OK;
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}
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mCurrentProgress = progress;
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MOZ_LOG(gGtkTaskbarProgressLog, LogLevel::Debug,
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("GtkTaskbarProgress::SetProgressState progress: %lu", progress));
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mPrimaryWindow->SetProgress(progress);
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return NS_OK;
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}
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NS_IMETHODIMP
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TaskbarProgress::SetPrimaryWindow(mozIDOMWindowProxy* aWindow) {
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NS_ENSURE_TRUE(aWindow != nullptr, NS_ERROR_ILLEGAL_VALUE);
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auto* parent = nsPIDOMWindowOuter::From(aWindow);
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RefPtr<nsIWidget> widget =
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mozilla::widget::WidgetUtils::DOMWindowToWidget(parent);
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// Only nsWindows have a native window, HeadlessWidgets do not. Stop here if
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// the window does not have one.
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if (!widget->GetNativeData(NS_NATIVE_WINDOW)) {
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return NS_OK;
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}
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mPrimaryWindow = static_cast<nsWindow*>(widget.get());
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// Clear our current progress. We get a forced update from the
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// DownloadsTaskbar after returning from this function - zeroing out our
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// progress will make sure the new window gets the property set on it
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// immediately, rather than waiting for the progress value to change (which
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// could be a while depending on size.)
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mCurrentProgress = 0;
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MOZ_LOG(gGtkTaskbarProgressLog, LogLevel::Debug,
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("GtkTaskbarProgress::SetPrimaryWindow window: %p",
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mPrimaryWindow.get()));
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return NS_OK;
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}
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