mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
336 lines
8.9 KiB
C++
336 lines
8.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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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 http://mozilla.org/MPL/2.0/. */
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#include "nsCOMPtr.h"
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#include "nsPIDOMWindow.h"
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#include "nsIDocShell.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsIBaseWindow.h"
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#include "nsIWidget.h"
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#include "nsIStringBundle.h"
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#include "nsXPIDLString.h"
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#include "nsIServiceManager.h"
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#include "nsCOMArray.h"
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#include "nsIFile.h"
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#include "nsDOMFile.h"
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#include "nsEnumeratorUtils.h"
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#include "mozilla/Services.h"
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#include "WidgetUtils.h"
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#include "nsThreadUtils.h"
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#include "nsBaseFilePicker.h"
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using namespace mozilla::widget;
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using namespace mozilla::dom;
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#define FILEPICKER_TITLES "chrome://global/locale/filepicker.properties"
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#define FILEPICKER_FILTERS "chrome://global/content/filepicker.properties"
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/**
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* A runnable to dispatch from the main thread to the main thread to display
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* the file picker while letting the showAsync method return right away.
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*/
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class AsyncShowFilePicker : public nsRunnable
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{
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public:
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AsyncShowFilePicker(nsIFilePicker *aFilePicker,
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nsIFilePickerShownCallback *aCallback) :
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mFilePicker(aFilePicker),
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mCallback(aCallback)
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{
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}
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NS_IMETHOD Run()
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{
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NS_ASSERTION(NS_IsMainThread(),
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"AsyncShowFilePicker should be on the main thread!");
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// It's possible that some widget implementations require GUI operations
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// to be on the main thread, so that's why we're not dispatching to another
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// thread and calling back to the main after it's done.
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int16_t result = nsIFilePicker::returnCancel;
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nsresult rv = mFilePicker->Show(&result);
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if (NS_FAILED(rv)) {
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NS_ERROR("FilePicker's Show() implementation failed!");
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}
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if (mCallback) {
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mCallback->Done(result);
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}
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return NS_OK;
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}
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private:
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nsRefPtr<nsIFilePicker> mFilePicker;
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nsRefPtr<nsIFilePickerShownCallback> mCallback;
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};
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class nsBaseFilePickerEnumerator : public nsISimpleEnumerator
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{
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public:
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NS_DECL_ISUPPORTS
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explicit nsBaseFilePickerEnumerator(nsISimpleEnumerator* iterator)
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: mIterator(iterator)
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{}
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NS_IMETHOD
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GetNext(nsISupports** aResult)
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{
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nsCOMPtr<nsISupports> tmp;
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nsresult rv = mIterator->GetNext(getter_AddRefs(tmp));
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NS_ENSURE_SUCCESS(rv, rv);
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if (!tmp) {
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return NS_OK;
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}
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nsCOMPtr<nsIFile> localFile = do_QueryInterface(tmp);
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if (!localFile) {
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return NS_ERROR_FAILURE;
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}
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nsCOMPtr<nsIDOMFile> domFile = DOMFile::CreateFromFile(localFile);
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domFile.forget(aResult);
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return NS_OK;
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}
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NS_IMETHOD
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HasMoreElements(bool* aResult)
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{
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return mIterator->HasMoreElements(aResult);
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}
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protected:
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virtual ~nsBaseFilePickerEnumerator()
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{}
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private:
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nsCOMPtr<nsISimpleEnumerator> mIterator;
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};
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NS_IMPL_ISUPPORTS(nsBaseFilePickerEnumerator, nsISimpleEnumerator)
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nsBaseFilePicker::nsBaseFilePicker()
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: mAddToRecentDocs(true)
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, mMode(nsIFilePicker::modeOpen)
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{
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}
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nsBaseFilePicker::~nsBaseFilePicker()
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{
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}
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NS_IMETHODIMP nsBaseFilePicker::Init(nsIDOMWindow *aParent,
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const nsAString& aTitle,
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int16_t aMode)
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{
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NS_PRECONDITION(aParent, "Null parent passed to filepicker, no file "
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"picker for you!");
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nsCOMPtr<nsIWidget> widget = WidgetUtils::DOMWindowToWidget(aParent);
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NS_ENSURE_TRUE(widget, NS_ERROR_FAILURE);
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mMode = aMode;
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InitNative(widget, aTitle);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsBaseFilePicker::Open(nsIFilePickerShownCallback *aCallback)
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{
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nsCOMPtr<nsIRunnable> filePickerEvent =
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new AsyncShowFilePicker(this, aCallback);
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return NS_DispatchToMainThread(filePickerEvent);
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}
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NS_IMETHODIMP
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nsBaseFilePicker::AppendFilters(int32_t aFilterMask)
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{
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nsCOMPtr<nsIStringBundleService> stringService =
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mozilla::services::GetStringBundleService();
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if (!stringService)
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return NS_ERROR_FAILURE;
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nsCOMPtr<nsIStringBundle> titleBundle, filterBundle;
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nsresult rv = stringService->CreateBundle(FILEPICKER_TITLES,
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getter_AddRefs(titleBundle));
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if (NS_FAILED(rv))
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return NS_ERROR_FAILURE;
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rv = stringService->CreateBundle(FILEPICKER_FILTERS, getter_AddRefs(filterBundle));
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if (NS_FAILED(rv))
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return NS_ERROR_FAILURE;
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nsXPIDLString title;
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nsXPIDLString filter;
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if (aFilterMask & filterAll) {
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titleBundle->GetStringFromName(MOZ_UTF16("allTitle"), getter_Copies(title));
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filterBundle->GetStringFromName(MOZ_UTF16("allFilter"), getter_Copies(filter));
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AppendFilter(title,filter);
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}
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if (aFilterMask & filterHTML) {
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titleBundle->GetStringFromName(MOZ_UTF16("htmlTitle"), getter_Copies(title));
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filterBundle->GetStringFromName(MOZ_UTF16("htmlFilter"), getter_Copies(filter));
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AppendFilter(title,filter);
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}
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if (aFilterMask & filterText) {
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titleBundle->GetStringFromName(MOZ_UTF16("textTitle"), getter_Copies(title));
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filterBundle->GetStringFromName(MOZ_UTF16("textFilter"), getter_Copies(filter));
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AppendFilter(title,filter);
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}
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if (aFilterMask & filterImages) {
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titleBundle->GetStringFromName(MOZ_UTF16("imageTitle"), getter_Copies(title));
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filterBundle->GetStringFromName(MOZ_UTF16("imageFilter"), getter_Copies(filter));
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AppendFilter(title,filter);
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}
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if (aFilterMask & filterAudio) {
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titleBundle->GetStringFromName(MOZ_UTF16("audioTitle"), getter_Copies(title));
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filterBundle->GetStringFromName(MOZ_UTF16("audioFilter"), getter_Copies(filter));
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AppendFilter(title,filter);
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}
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if (aFilterMask & filterVideo) {
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titleBundle->GetStringFromName(MOZ_UTF16("videoTitle"), getter_Copies(title));
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filterBundle->GetStringFromName(MOZ_UTF16("videoFilter"), getter_Copies(filter));
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AppendFilter(title,filter);
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}
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if (aFilterMask & filterXML) {
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titleBundle->GetStringFromName(MOZ_UTF16("xmlTitle"), getter_Copies(title));
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filterBundle->GetStringFromName(MOZ_UTF16("xmlFilter"), getter_Copies(filter));
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AppendFilter(title,filter);
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}
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if (aFilterMask & filterXUL) {
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titleBundle->GetStringFromName(MOZ_UTF16("xulTitle"), getter_Copies(title));
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filterBundle->GetStringFromName(MOZ_UTF16("xulFilter"), getter_Copies(filter));
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AppendFilter(title, filter);
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}
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if (aFilterMask & filterApps) {
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titleBundle->GetStringFromName(MOZ_UTF16("appsTitle"), getter_Copies(title));
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// Pass the magic string "..apps" to the platform filepicker, which it
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// should recognize and do the correct platform behavior for.
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AppendFilter(title, NS_LITERAL_STRING("..apps"));
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}
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return NS_OK;
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}
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// Set the filter index
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NS_IMETHODIMP nsBaseFilePicker::GetFilterIndex(int32_t *aFilterIndex)
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{
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*aFilterIndex = 0;
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return NS_OK;
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}
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NS_IMETHODIMP nsBaseFilePicker::SetFilterIndex(int32_t aFilterIndex)
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{
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return NS_OK;
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}
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NS_IMETHODIMP nsBaseFilePicker::GetFiles(nsISimpleEnumerator **aFiles)
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{
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NS_ENSURE_ARG_POINTER(aFiles);
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nsCOMArray <nsIFile> files;
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nsresult rv;
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// if we get into the base class, the platform
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// doesn't implement GetFiles() yet.
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// so we fake it.
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nsCOMPtr <nsIFile> file;
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rv = GetFile(getter_AddRefs(file));
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NS_ENSURE_SUCCESS(rv,rv);
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files.AppendObject(file);
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return NS_NewArrayEnumerator(aFiles, files);
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}
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// Set the display directory
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NS_IMETHODIMP nsBaseFilePicker::SetDisplayDirectory(nsIFile *aDirectory)
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{
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if (!aDirectory) {
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mDisplayDirectory = nullptr;
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return NS_OK;
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}
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nsCOMPtr<nsIFile> directory;
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nsresult rv = aDirectory->Clone(getter_AddRefs(directory));
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if (NS_FAILED(rv))
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return rv;
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mDisplayDirectory = do_QueryInterface(directory, &rv);
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return rv;
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}
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// Get the display directory
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NS_IMETHODIMP nsBaseFilePicker::GetDisplayDirectory(nsIFile **aDirectory)
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{
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*aDirectory = nullptr;
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if (!mDisplayDirectory)
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return NS_OK;
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nsCOMPtr<nsIFile> directory;
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nsresult rv = mDisplayDirectory->Clone(getter_AddRefs(directory));
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if (NS_FAILED(rv)) {
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return rv;
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}
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directory.forget(aDirectory);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsBaseFilePicker::GetAddToRecentDocs(bool *aFlag)
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{
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*aFlag = mAddToRecentDocs;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsBaseFilePicker::SetAddToRecentDocs(bool aFlag)
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{
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mAddToRecentDocs = aFlag;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsBaseFilePicker::GetMode(int16_t* aMode)
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{
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*aMode = mMode;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsBaseFilePicker::GetDomfile(nsIDOMFile** aDomfile)
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{
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nsCOMPtr<nsIFile> localFile;
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nsresult rv = GetFile(getter_AddRefs(localFile));
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NS_ENSURE_SUCCESS(rv, rv);
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if (!localFile) {
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*aDomfile = nullptr;
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return NS_OK;
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}
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nsRefPtr<DOMFile> domFile = DOMFile::CreateFromFile(localFile);
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domFile.forget(aDomfile);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsBaseFilePicker::GetDomfiles(nsISimpleEnumerator** aDomfiles)
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{
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nsCOMPtr<nsISimpleEnumerator> iter;
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nsresult rv = GetFiles(getter_AddRefs(iter));
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NS_ENSURE_SUCCESS(rv, rv);
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nsRefPtr<nsBaseFilePickerEnumerator> retIter =
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new nsBaseFilePickerEnumerator(iter);
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retIter.forget(aDomfiles);
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return NS_OK;
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}
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