Initial commit

gui/downloaddialog.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "gui/downloaddialog.h"
+#include "backends/cloud/cloudmanager.h"
+#include "common/config-manager.h"
+#include "common/translation.h"
+#include "common/util.h"
+#include "engines/metaengine.h"
+#include "gui/browser.h"
+#include "gui/chooser.h"
+#include "gui/editgamedialog.h"
+#include "gui/gui-manager.h"
+#include "gui/launcher.h"
+#include "gui/message.h"
+#include "gui/remotebrowser.h"
+#include "gui/widgets/edittext.h"
+#include "gui/widgets/list.h"
+
+namespace GUI {
+
+enum {
+	kDownloadDialogButtonCmd = 'Dldb'
+};
+
+DownloadDialog::DownloadDialog(uint32 storageId, LauncherDialog *launcher) :
+	Dialog("GlobalOptions_Cloud_DownloadDialog"), _launcher(launcher), _close(false) {
+	_backgroundType = GUI::ThemeEngine::kDialogBackgroundPlain;
+
+	_browser = new BrowserDialog(_("Select directory where to download game data"), true);
+	_remoteBrowser = new RemoteBrowserDialog(_("Select directory with game data"));
+
+	_remoteDirectoryLabel = new StaticTextWidget(this, "GlobalOptions_Cloud_DownloadDialog.RemoteDirectory", _("From: "));
+	_localDirectoryLabel = new StaticTextWidget(this, "GlobalOptions_Cloud_DownloadDialog.LocalDirectory", _("To: "));
+	uint32 progress = (uint32)(100 * CloudMan.getDownloadingProgress());
+	_progressBar = new SliderWidget(this, "GlobalOptions_Cloud_DownloadDialog.ProgressBar");
+	_progressBar->setMinValue(0);
+	_progressBar->setMaxValue(100);
+	_progressBar->setValue(progress);
+	_progressBar->setEnabled(false);
+	_percentLabel = new StaticTextWidget(this, "GlobalOptions_Cloud_DownloadDialog.PercentText", Common::String::format("%u %%", progress));
+	_downloadSizeLabel = new StaticTextWidget(this, "GlobalOptions_Cloud_DownloadDialog.DownloadSize", Common::U32String());
+	_downloadSpeedLabel = new StaticTextWidget(this, "GlobalOptions_Cloud_DownloadDialog.DownloadSpeed", Common::U32String());
+	if (!g_gui.useLowResGUI())
+		_cancelButton = new ButtonWidget(this, "GlobalOptions_Cloud_DownloadDialog.MainButton", _("Cancel download"), Common::U32String(), kDownloadDialogButtonCmd);
+	else
+		_cancelButton = new ButtonWidget(this, "GlobalOptions_Cloud_DownloadDialog.MainButton", _c("Cancel download", "lowres"), Common::U32String(), kDownloadDialogButtonCmd);
+
+	_closeButton = new ButtonWidget(this, "GlobalOptions_Cloud_DownloadDialog.CloseButton", _("Hide"), Common::U32String(), kCloseCmd);
+	refreshWidgets();
+
+	CloudMan.setDownloadTarget(this);
+}
+
+DownloadDialog::~DownloadDialog() {
+	CloudMan.setDownloadTarget(nullptr);
+}
+
+void DownloadDialog::open() {
+	Dialog::open();
+	CloudMan.setDownloadTarget(this);
+	if (!CloudMan.isDownloading())
+		if (!selectDirectories())
+			close();
+	reflowLayout();
+	g_gui.scheduleTopDialogRedraw();
+}
+
+void DownloadDialog::close() {
+	CloudMan.setDownloadTarget(nullptr);
+	Dialog::close();
+}
+
+void DownloadDialog::handleCommand(CommandSender *sender, uint32 cmd, uint32 data) {
+	switch (cmd) {
+	case kDownloadDialogButtonCmd:
+		{
+			CloudMan.setDownloadTarget(nullptr);
+			CloudMan.cancelDownload();
+			close();
+			break;
+		}
+	case kDownloadProgressCmd:
+		if (!_close) {
+			refreshWidgets();
+			g_gui.scheduleTopDialogRedraw();
+		}
+		break;
+	case kDownloadEndedCmd:
+		_close = true;
+		break;
+	default:
+		Dialog::handleCommand(sender, cmd, data);
+	}
+}
+
+bool DownloadDialog::selectDirectories() {
+	if (g_system->isConnectionLimited()) {
+		MessageDialog alert(_("It looks like your connection is limited. "
+			"Do you really want to download files with it?"), _("Yes"), _("No"));
+		if (alert.runModal() != GUI::kMessageOK)
+			return false;
+	}
+
+	// First, the user should select the remote directory to download
+	if (_remoteBrowser->runModal() <= 0)
+		return false;
+
+	Cloud::StorageFile remoteDirectory = _remoteBrowser->getResult();
+
+	// Now, the user should select the local directory to download into
+	if (_browser->runModal() <= 0)
+		return false;
+
+	Common::FSNode dir(_browser->getResult());
+	Common::FSList files;
+	if (!dir.getChildren(files, Common::FSNode::kListAll)) {
+		MessageDialog alert(_("ScummVM couldn't open the specified directory!"));
+		alert.runModal();
+		return false;
+	}
+
+	// Check that there is no file with the remote directory's name in the local one
+	for (auto &file : files) {
+		if (file.getName().equalsIgnoreCase(remoteDirectory.name())) {
+			// If there is, ask user whether it's OK
+			if (!file.isDirectory()) {
+				GUI::MessageDialog alert(_("Cannot create a directory to download - the specified directory has a file with the same name."));
+				alert.runModal();
+				return false;
+			}
+			GUI::MessageDialog alert(
+				Common::U32String::format(_("The \"%s\" already exists in the specified directory.\nDo you really want to download files into that directory?"), remoteDirectory.name().c_str()),
+				_("Yes"),
+				_("No")
+				);
+			if (alert.runModal() != GUI::kMessageOK)
+				return false;
+			break;
+		}
+	}
+
+	// Make a local path
+	Common::Path localPath = dir.getPath();
+	localPath = localPath.appendComponent(remoteDirectory.name());
+
+	CloudMan.startDownload(remoteDirectory.path(), localPath);
+	CloudMan.setDownloadTarget(this);
+	_localDirectory = localPath;
+	return true;
+}
+
+void DownloadDialog::handleTickle() {
+	if (_close) {
+		if (_launcher)
+			_launcher->doGameDetection(_localDirectory);
+		close();
+		_close = false;
+		return;
+	}
+
+	int32 progress = (int32)(100 * CloudMan.getDownloadingProgress());
+	if (_progressBar->getValue() != progress) {
+		refreshWidgets();
+		g_gui.scheduleTopDialogRedraw();
+	}
+
+	Dialog::handleTickle();
+}
+
+void DownloadDialog::reflowLayout() {
+	Dialog::reflowLayout();
+	refreshWidgets();
+}
+
+Common::U32String DownloadDialog::getSizeLabelText() {
+	const char *downloadedUnits, *totalUnits;
+	Common::String downloaded = Common::getHumanReadableBytes(CloudMan.getDownloadBytesNumber(), downloadedUnits);
+	Common::String total = Common::getHumanReadableBytes(CloudMan.getDownloadTotalBytesNumber(), totalUnits);
+	return Common::U32String::format(_("Downloaded %s %S / %s %S"), downloaded.c_str(), _(downloadedUnits).c_str(), total.c_str(), _(totalUnits).c_str());
+}
+
+Common::U32String DownloadDialog::getSpeedLabelText() {
+	const char *speedUnits;
+	Common::String speed = Common::getHumanReadableBytes(CloudMan.getDownloadSpeed(), speedUnits);
+	return Common::U32String::format(_("Download speed: %s %S/s"), speed.c_str(), _(speedUnits).c_str());
+}
+
+void DownloadDialog::refreshWidgets() {
+	_localDirectory = CloudMan.getDownloadLocalDirectory();
+	_remoteDirectoryLabel->setLabel(_("From: ") + Common::U32String(CloudMan.getDownloadRemoteDirectory()));
+	_localDirectoryLabel->setLabel(_("To: ") + Common::U32String(_localDirectory.toString(Common::Path::kNativeSeparator)));
+	uint32 progress = (uint32)(100 * CloudMan.getDownloadingProgress());
+	_percentLabel->setLabel(Common::String::format("%u %%", progress));
+	_downloadSizeLabel->setLabel(getSizeLabelText());
+	_downloadSpeedLabel->setLabel(getSpeedLabelText());
+	_progressBar->setValue(progress);
+}
+
+} // End of namespace GUI