forked from mirrors/gecko-dev
265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
112 lines
3.5 KiB
C++
112 lines
3.5 KiB
C++
/* 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 http://mozilla.org/MPL/2.0/. */
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#include "mozilla/Unused.h"
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#include "nsIPrintProgressParams.h"
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#include "nsIWebProgressListener.h"
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#include "PrintProgressDialogParent.h"
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using mozilla::Unused;
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namespace mozilla {
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namespace embedding {
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NS_IMPL_ISUPPORTS(PrintProgressDialogParent, nsIObserver)
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PrintProgressDialogParent::PrintProgressDialogParent() : mActive(true) {}
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PrintProgressDialogParent::~PrintProgressDialogParent() {}
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void PrintProgressDialogParent::SetWebProgressListener(
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nsIWebProgressListener* aListener) {
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mWebProgressListener = aListener;
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}
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void PrintProgressDialogParent::SetPrintProgressParams(
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nsIPrintProgressParams* aParams) {
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mPrintProgressParams = aParams;
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}
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mozilla::ipc::IPCResult PrintProgressDialogParent::RecvStateChange(
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const long& stateFlags, const nsresult& status) {
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if (mWebProgressListener) {
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mWebProgressListener->OnStateChange(nullptr, nullptr, stateFlags, status);
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}
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return IPC_OK();
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}
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mozilla::ipc::IPCResult PrintProgressDialogParent::RecvProgressChange(
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const long& curSelfProgress, const long& maxSelfProgress,
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const long& curTotalProgress, const long& maxTotalProgress) {
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if (mWebProgressListener) {
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mWebProgressListener->OnProgressChange(nullptr, nullptr, curSelfProgress,
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maxSelfProgress, curTotalProgress,
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maxTotalProgress);
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}
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return IPC_OK();
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}
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mozilla::ipc::IPCResult PrintProgressDialogParent::RecvDocTitleChange(
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const nsString& newTitle) {
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if (mPrintProgressParams) {
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mPrintProgressParams->SetDocTitle(newTitle);
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}
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return IPC_OK();
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}
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mozilla::ipc::IPCResult PrintProgressDialogParent::RecvDocURLChange(
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const nsString& newURL) {
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if (mPrintProgressParams) {
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mPrintProgressParams->SetDocURL(newURL);
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}
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return IPC_OK();
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}
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void PrintProgressDialogParent::ActorDestroy(ActorDestroyReason aWhy) {
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// If IPC actor is destroyed, we can't send to child via IPC.
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mActive = false;
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}
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mozilla::ipc::IPCResult PrintProgressDialogParent::Recv__delete__() {
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// The child has requested that we tear down the connection, so we set a
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// member to make sure we don't try to contact it after the fact.
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mActive = false;
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return IPC_OK();
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}
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// nsIObserver
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NS_IMETHODIMP
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PrintProgressDialogParent::Observe(nsISupports* aSubject, const char* aTopic,
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const char16_t* aData) {
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if (mActive) {
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if (aTopic) {
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if (!strcmp(aTopic, "cancelled")) {
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Unused << SendCancelledCurrentJob();
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if (!mDialogOpenedSent) {
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// We haven't already called SendDialogOpened, so call it now or it
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// might never get sent and block the child from new printing
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// requests. Also set mActive to false because we don't want to send
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// it twice and our PrintProgressDialogChild will get deleted anyway.
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Unused << SendDialogOpened();
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mActive = false;
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}
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} else if (!strcmp(aTopic, "completed")) {
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// Once printing is complete don't send any messages to the child.
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mActive = false;
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}
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} else {
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Unused << SendDialogOpened();
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mDialogOpenedSent = true;
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}
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} else {
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NS_WARNING(
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"The print progress dialog finished opening, but communications "
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"with the child have been closed.");
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}
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return NS_OK;
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}
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} // namespace embedding
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} // namespace mozilla
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