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-rw-r--r--widget/gtk/TaskbarProgress.cpp106
1 files changed, 106 insertions, 0 deletions
diff --git a/widget/gtk/TaskbarProgress.cpp b/widget/gtk/TaskbarProgress.cpp
new file mode 100644
index 0000000000..396f39b5e7
--- /dev/null
+++ b/widget/gtk/TaskbarProgress.cpp
@@ -0,0 +1,106 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 https://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/Logging.h"
+
+#include "TaskbarProgress.h"
+#include "nsWindow.h"
+#include "WidgetUtils.h"
+#include "nsPIDOMWindow.h"
+
+using mozilla::LogLevel;
+static mozilla::LazyLogModule gGtkTaskbarProgressLog("nsIGtkTaskbarProgress");
+
+/******************************************************************************
+ * TaskbarProgress
+ ******************************************************************************/
+
+NS_IMPL_ISUPPORTS(TaskbarProgress, nsIGtkTaskbarProgress, nsITaskbarProgress)
+
+TaskbarProgress::TaskbarProgress() : mPrimaryWindow(nullptr) {
+ MOZ_LOG(gGtkTaskbarProgressLog, LogLevel::Info,
+ ("%p TaskbarProgress()", this));
+}
+
+TaskbarProgress::~TaskbarProgress() {
+ MOZ_LOG(gGtkTaskbarProgressLog, LogLevel::Info,
+ ("%p ~TaskbarProgress()", this));
+}
+
+NS_IMETHODIMP
+TaskbarProgress::SetProgressState(nsTaskbarProgressState aState,
+ uint64_t aCurrentValue, uint64_t aMaxValue) {
+ NS_ENSURE_ARG_RANGE(aState, 0, STATE_PAUSED);
+
+ if (aState == STATE_NO_PROGRESS || aState == STATE_INDETERMINATE) {
+ NS_ENSURE_TRUE(aCurrentValue == 0, NS_ERROR_INVALID_ARG);
+ NS_ENSURE_TRUE(aMaxValue == 0, NS_ERROR_INVALID_ARG);
+ }
+
+ NS_ENSURE_TRUE((aCurrentValue <= aMaxValue), NS_ERROR_ILLEGAL_VALUE);
+
+ // See TaskbarProgress::SetPrimaryWindow: if we're running in headless
+ // mode, mPrimaryWindow will be null.
+ if (!mPrimaryWindow) {
+ return NS_OK;
+ }
+
+ gulong progress;
+
+ if (aMaxValue == 0) {
+ progress = 0;
+ } else {
+ // Rounding down to ensure we don't set to 'full' until the operation
+ // is completely finished.
+ progress = (gulong)(((double)aCurrentValue / aMaxValue) * 100.0);
+ }
+
+ // Check if the resultant value is the same as the previous call, and
+ // ignore this update if it is.
+
+ if (progress == mCurrentProgress) {
+ return NS_OK;
+ }
+
+ mCurrentProgress = progress;
+
+ MOZ_LOG(gGtkTaskbarProgressLog, LogLevel::Debug,
+ ("GtkTaskbarProgress::SetProgressState progress: %lu", progress));
+
+ mPrimaryWindow->SetProgress(progress);
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+TaskbarProgress::SetPrimaryWindow(mozIDOMWindowProxy* aWindow) {
+ NS_ENSURE_TRUE(aWindow != nullptr, NS_ERROR_ILLEGAL_VALUE);
+
+ auto* parent = nsPIDOMWindowOuter::From(aWindow);
+ RefPtr<nsIWidget> widget =
+ mozilla::widget::WidgetUtils::DOMWindowToWidget(parent);
+
+ // Only nsWindows have a native window, HeadlessWidgets do not. Stop here if
+ // the window does not have one.
+ if (!widget->GetNativeData(NS_NATIVE_WINDOW)) {
+ return NS_OK;
+ }
+
+ mPrimaryWindow = static_cast<nsWindow*>(widget.get());
+
+ // Clear our current progress. We get a forced update from the
+ // DownloadsTaskbar after returning from this function - zeroing out our
+ // progress will make sure the new window gets the property set on it
+ // immediately, rather than waiting for the progress value to change (which
+ // could be a while depending on size.)
+ mCurrentProgress = 0;
+
+ MOZ_LOG(gGtkTaskbarProgressLog, LogLevel::Debug,
+ ("GtkTaskbarProgress::SetPrimaryWindow window: %p",
+ mPrimaryWindow.get()));
+
+ return NS_OK;
+}