desktop UI: no longer attempt to manually show error notifications

report_error() now does this automatically. So all these odd places in which we tried
to make sure that we show errors are no longer needed.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

desktop-widgets/mainwindow.cpp

@@ -297,7 +297,6 @@ MainWindow::MainWindow() : QMainWindow(),
 
 	// now let's set up some connections
 	connect(graphics(), &ProfileWidget2::enableToolbar ,this, &MainWindow::setEnabledToolbar);
-	connect(graphics(), &ProfileWidget2::showError, this, &MainWindow::showError);
 	connect(graphics(), &ProfileWidget2::disableShortcuts, this, &MainWindow::disableShortcuts);
 	connect(graphics(), &ProfileWidget2::enableShortcuts, this, &MainWindow::enableShortcuts);
 	connect(graphics(), &ProfileWidget2::refreshDisplay, this, &MainWindow::refreshDisplay);
@@ -439,7 +438,6 @@ MainWindow *MainWindow::instance()
 // this gets called after we download dives from a divecomputer
 void MainWindow::refreshDisplay(bool doRecreateDiveList)
 {
-	getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 	information()->reload();
 	TankInfoModel::instance()->update();
 	MapWidget::instance()->reload();
@@ -572,10 +570,9 @@ void MainWindow::on_actionCloudstorageopen_triggered()
 		return;
 
 	QString filename;
-	if (getCloudURL(filename)) {
+	if (getCloudURL(filename))
-		getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 		return;
-	}
+
 	if (verbose)
 		qDebug() << "Opening cloud storage from:" << filename;
 
@@ -601,13 +598,12 @@ void MainWindow::on_actionCloudstoragesave_triggered()
 {
 	QString filename;
 	if (!dive_table.nr) {
-		getNotificationWidget()->showNotification(tr("Don't save an empty log to the cloud"), KMessageWidget::Error);
+		report_error(qPrintable(tr("Don't save an empty log to the cloud")));
 		return;
 	}
-	if (getCloudURL(filename)) {
+	if (getCloudURL(filename))
-		getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 		return;
-	}
+
 	if (verbose)
 		qDebug() << "Saving cloud storage to:" << filename;
 	if (information()->isEditing())
@@ -615,14 +611,11 @@ void MainWindow::on_actionCloudstoragesave_triggered()
 
 	showProgressBar();
 
-	if (save_dives(filename.toUtf8().data())) {
+	if (save_dives(filename.toUtf8().data()))
-		getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 		return;
-	}
 
 	hideProgressBar();
 
-	getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 	set_filename(filename.toUtf8().data(), true);
 	setTitle(MWTF_FILENAME);
 	mark_divelist_changed(false);
@@ -1656,12 +1649,9 @@ int MainWindow::file_save_as(void)
 	if (information()->isEditing())
 		information()->acceptChanges();
 
-	if (save_dives(filename.toUtf8().data())) {
+	if (save_dives(filename.toUtf8().data()))
-		getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 		return -1;
-	}
 
-	getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 	set_filename(filename.toUtf8().data(), true);
 	setTitle(MWTF_FILENAME);
 	mark_divelist_changed(false);
@@ -1693,14 +1683,12 @@ int MainWindow::file_save(void)
 	if (is_cloud)
 		showProgressBar();
 	if (save_dives(existing_filename)) {
-		getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 		if (is_cloud)
 			hideProgressBar();
 		return -1;
 	}
 	if (is_cloud)
 		hideProgressBar();
-	getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 	mark_divelist_changed(false);
 	addRecentFile(QStringList() << QString(existing_filename));
 	return 0;
@@ -1711,11 +1699,6 @@ NotificationWidget *MainWindow::getNotificationWidget()
 	return ui.mainErrorMessage;
 }
 
-void MainWindow::showError()
-{
-	getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
-}
-
 QString MainWindow::displayedFilename(QString fullFilename)
 {
 	QFile f(fullFilename);
@@ -1805,7 +1788,6 @@ void MainWindow::importTxtFiles(const QStringList fileNames)
 
 void MainWindow::loadFiles(const QStringList fileNames)
 {
-	bool showWarning = false;
 	if (fileNames.isEmpty()) {
 		refreshDisplay();
 		return;
@@ -1822,19 +1804,11 @@ void MainWindow::loadFiles(const QStringList fileNames)
 		if (!error) {
 			set_filename(fileNamePtr.data(), true);
 			setTitle(MWTF_FILENAME);
-			// if there were any messages, show them
-			QString warning = get_error_string();
-			if (!warning.isEmpty()) {
-				showWarning = true;
-				getNotificationWidget()->showNotification(warning , KMessageWidget::Information);
-			}
 		} else {
 			failedParses.append(fileNames.at(i));
 		}
 	}
 	hideProgressBar();
-	if (!showWarning)
-		getNotificationWidget()->hideNotification();
 	process_dives(false, false);
 	addRecentFile(fileNames);
 	removeRecentFile(failedParses);

desktop-widgets/mainwindow.h

@@ -87,7 +87,6 @@ public:
 	QUndoStack *undoStack;
 	NotificationWidget *getNotificationWidget();
 	void enableDisableCloudActions();
-	void showError();
 
 private
 slots:

desktop-widgets/subsurfacewebservices.cpp

@@ -735,7 +735,6 @@ void DivelogsDeWebServices::prepareDivesForUpload(bool selected)
 	} else {
 		report_error("Failed to create upload file %s\n", qPrintable(filename));
 	}
-	MainWindow::instance()->getNotificationWidget()->showNotification(get_error_string(), KMessageWidget::Error);
 }
 
 void DivelogsDeWebServices::uploadDives(QIODevice *dldContent)

profile-widget/profilewidget2.cpp

@@ -709,7 +709,7 @@ void ProfileWidget2::plotDive(struct dive *d, bool force)
 
 #ifdef SUBSURFACE_MOBILE
 	if (currentdc->divemode == CCR) {
-		gasYAxis->setPos(itemPos.partialPressure.pos.on);	
+		gasYAxis->setPos(itemPos.partialPressure.pos.on);
 		gasYAxis->setLine(itemPos.partialPressure.expanded);
 
 		tankItem->setVisible(false);
@@ -802,7 +802,6 @@ void ProfileWidget2::plotDive(struct dive *d, bool force)
 		report_error(qPrintable(tr("Show NDL / TTS was disabled because of excessive processing time")));
 	}
 #endif
-	emit showError();
 }
 
 void ProfileWidget2::recalcCeiling()

profile-widget/profilewidget2.h

@@ -90,7 +90,6 @@ public:
 signals:
 	void fontPrintScaleChanged(double scale);
 	void enableToolbar(bool enable);
-	void showError();
 	void enableShortcuts();
 	void disableShortcuts(bool paste);
 	void refreshDisplay(bool recreateDivelist);

subsurface-desktop-main.cpp

@@ -104,8 +104,6 @@ int main(int argc, char **argv)
 	filesOnCommandLine = !files.isEmpty() || !importedFiles.isEmpty();
 	m->loadFiles(files);
 	m->importFiles(importedFiles);
-	// in case something has gone wrong make sure we show the error message
-	m->showError();
 
 	if (verbose > 0) {
 		print_files();