OutputWindow: Add "Save Contents" to context menu

And give individual output windows the option to set a default file name.

Change-Id: If3090063055c1b37f4f2d63b971fe0476f11806e
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
Reviewed-by: André Hartmann <aha_1980@gmx.de>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Tasuku Suzuki <tasuku.suzuki@signal-slot.co.jp>

src/plugins/coreplugin/outputwindow.cpp

@@ -73,6 +73,8 @@ public:
     QTimer scrollTimer;
     QElapsedTimer lastMessage;
     QHash<unsigned int, QPair<int, int>> taskPositions;
+    //: default file name suggested for saving text from output views
+    QString outputFileNameHint{Tr::tr("output.txt")};
 };
 
 } // namespace Internal
@@ -289,6 +291,13 @@ void OutputWindow::contextMenuEvent(QContextMenuEvent *event)
 
     adaptContextMenu(menu, event->pos());
 
+    menu->addSeparator();
+    QAction *saveAction = menu->addAction(Tr::tr("Save Contents..."));
+    connect(saveAction, &QAction::triggered, this, [this] {
+        QFileDialog::saveFileContent(toPlainText().toUtf8(), d->outputFileNameHint);
+    });
+    saveAction->setEnabled(!document()->isEmpty());
+
     menu->addSeparator();
     QAction *clearAction = menu->addAction(Tr::tr("Clear"));
     connect(clearAction, &QAction::triggered, this, [this] { clear(); });
@@ -368,6 +377,11 @@ void OutputWindow::updateFilterProperties(
     filterNewContent();
 }
 
+void OutputWindow::setOutputFileNameHint(const QString &fileName)
+{
+    d->outputFileNameHint = fileName;
+}
+
 void OutputWindow::filterNewContent()
 {
     QTextBlock lastBlock = document()->findBlockByNumber(d->lastFilteredBlockNumber);

src/plugins/coreplugin/outputwindow.h

@@ -67,6 +67,8 @@ public:
             bool regexp,
             bool isInverted);
 
+    void setOutputFileNameHint(const QString &fileName);
+
 signals:
     void wheelZoom();
 

src/plugins/projectexplorer/appoutputpane.cpp

@@ -429,6 +429,8 @@ void AppOutputPane::createNewOutputWindow(RunControl *rc)
     ow->setWindowIcon(Icons::WINDOW.icon());
     ow->setWordWrapEnabled(m_settings.wrapOutput);
     ow->setMaxCharCount(m_settings.maxCharCount);
+    //: file name suggested for saving application output, %1 = run configuration display name
+    ow->setOutputFileNameHint(Tr::tr("application-output-%1.txt").arg(rc->displayName()));
 
     auto updateFontSettings = [ow] {
         ow->setBaseFont(TextEditor::TextEditorSettings::fontSettings().font());

src/plugins/projectexplorer/compileoutputwindow.cpp

@@ -61,6 +61,8 @@ CompileOutputWindow::CompileOutputWindow(QAction *cancelBuildAction) :
     m_outputWindow->setReadOnly(true);
     m_outputWindow->setUndoRedoEnabled(false);
     m_outputWindow->setMaxCharCount(Core::Constants::DEFAULT_MAX_CHAR_COUNT);
+    //: file name suggested for saving compile output
+    m_outputWindow->setOutputFileNameHint(Tr::tr("compile-output.txt"));
 
     Utils::ProxyAction *cancelBuildProxyButton =
             Utils::ProxyAction::proxyActionWithIcon(cancelBuildAction,