1 files changed, 134 insertions, 0 deletions
diff --git a/examples/speech/hello_speak/mainwindow.py b/examples/speech/hello_speak/mainwindow.py
new file mode 100644
index 000000000..7790fec8c
--- /dev/null
+++ b/examples/speech/hello_speak/mainwindow.py
@@ -0,0 +1,134 @@
+# Copyright (C) 2023 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+from PySide6.QtCore import QLocale, QSignalBlocker, Slot
+from PySide6.QtWidgets import QMainWindow
+from PySide6.QtTextToSpeech import QTextToSpeech, QVoice
+
+from ui_mainwindow import Ui_MainWindow
+
+
+class MainWindow(QMainWindow):
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+        self._speech = None
+        self._voices = []
+
+        self._ui = Ui_MainWindow()
+        self._ui.setupUi(self)
+
+        # Populate engine selection list
+        self._ui.engine.addItem("Default", "default")
+        engines = QTextToSpeech.availableEngines()
+        for engine in engines:
+            self._ui.engine.addItem(engine, engine)
+        self._ui.engine.setCurrentIndex(0)
+        self.engine_selected(0)
+
+        self._ui.pitch.valueChanged.connect(self.set_pitch)
+        self._ui.rate.valueChanged.connect(self.set_rate)
+        self._ui.volume.valueChanged.connect(self.set_volume)
+        self._ui.engine.currentIndexChanged.connect(self.engine_selected)
+        self._ui.voice.currentIndexChanged.connect(self.voice_selected)
+        self._ui.language.currentIndexChanged.connect(self.language_selected)
+
+    @Slot(int)
+    def set_rate(self, rate):
+        self._speech.setRate(rate / 10.0)
+
+    @Slot(int)
+    def set_pitch(self, pitch):
+        self._speech.setPitch(pitch / 10.0)
+
+    @Slot(int)
+    def set_volume(self, volume):
+        self._speech.setVolume(volume / 100.0)
+
+    @Slot(QTextToSpeech.State)
+    def state_changed(self, state):
+        if state == QTextToSpeech.Speaking:
+            self._ui.statusbar.showMessage("Speech started...")
+        elif state == QTextToSpeech.Ready:
+            self._ui.statusbar.showMessage("Speech stopped...", 2000)
+        elif state == QTextToSpeech.Paused:
+            self._ui.statusbar.showMessage("Speech paused...")
+        else:
+            self._ui.statusbar.showMessage("Speech error!")
+
+        self._ui.pauseButton.setEnabled(state == QTextToSpeech.Speaking)
+        self._ui.resumeButton.setEnabled(state == QTextToSpeech.Paused)
+        can_stop = state == QTextToSpeech.Speaking or state == QTextToSpeech.Paused
+        self._ui.stopButton.setEnabled(can_stop)
+
+    @Slot(int)
+    def engine_selected(self, index):
+        engine_name = self._ui.engine.itemData(index)
+        self._speech = None
+        self._speech = (QTextToSpeech(self) if engine_name == "default"
+                        else QTextToSpeech(engine_name, self))
+
+        # Block signals of the languages combobox while populating
+        current = self._speech.locale()
+        with QSignalBlocker(self._ui.language):
+            self._ui.language.clear()
+            # Populate the languages combobox before connecting its signal.
+            locales = self._speech.availableLocales()
+            for locale in locales:
+                lang = QLocale.languageToString(locale.language())
+                territory = QLocale.territoryToString(locale.territory())
+                self._ui.language.addItem(f"{lang} ({territory})", locale)
+                if locale.name() == current.name():
+                    current = locale
+
+        self.set_rate(self._ui.rate.value())
+        self.set_pitch(self._ui.pitch.value())
+        self.set_volume(self._ui.volume.value())
+
+        self._ui.speakButton.clicked.connect(self.speak_text)
+        self._ui.stopButton.clicked.connect(self.stop_speaking)
+        self._ui.pauseButton.clicked.connect(self.pause_speaking)
+        self._ui.resumeButton.clicked.connect(self._speech.resume)
+
+        self._speech.stateChanged.connect(self.state_changed)
+        self._speech.localeChanged.connect(self.locale_changed)
+
+        self.locale_changed(current)
+
+    @Slot()
+    def speak_text(self):
+        self._speech.say(self._ui.plainTextEdit.toPlainText())
+
+    @Slot()
+    def stop_speaking(self):
+        self._speech.stop()
+
+    @Slot()
+    def pause_speaking(self):
+        self._speech.pause()
+
+    @Slot(int)
+    def language_selected(self, language):
+        locale = self._ui.language.itemData(language)
+        self._speech.setLocale(locale)
+
+    @Slot(int)
+    def voice_selected(self, index):
+        self._speech.setVoice(self._voices[index])
+
+    @Slot(QLocale)
+    def locale_changed(self, locale):
+        self._ui.language.setCurrentIndex(self._ui.language.findData(locale))
+
+        with QSignalBlocker(self._ui.voice):
+            self._ui.voice.clear()
+            self._voices = self._speech.availableVoices()
+            current_voice = self._speech.voice()
+            for voice in self._voices:
+                name = voice.name()
+                gender = QVoice.genderName(voice.gender())
+                age = QVoice.ageName(voice.age())
+                self._ui.voice.addItem(f"{name} - {gender} - {age}")
+                if voice.name() == current_voice.name():
+                    self._ui.voice.setCurrentIndex(self._ui.voice.count() - 1)