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Diffstat (limited to 'examples/multimedia/spectrum/app/mainwidget.h')
-rw-r--r-- | examples/multimedia/spectrum/app/mainwidget.h | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/examples/multimedia/spectrum/app/mainwidget.h b/examples/multimedia/spectrum/app/mainwidget.h deleted file mode 100644 index 2ff863a13..000000000 --- a/examples/multimedia/spectrum/app/mainwidget.h +++ /dev/null @@ -1,157 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef MAINWIDGET_H -#define MAINWIDGET_H - -#include <QAudio> -#include <QIcon> -#include <QWidget> - -class Engine; -class FrequencySpectrum; -class LevelMeter; -class ProgressBar; -class SettingsDialog; -class Spectrograph; -class ToneGeneratorDialog; -class Waveform; - -QT_BEGIN_NAMESPACE -class QAction; -class QAudioFormat; -class QLabel; -class QMenu; -class QPushButton; -QT_END_NAMESPACE - -/** - * Main application widget, responsible for connecting the various UI - * elements to the Engine. - */ -class MainWidget : public QWidget -{ - Q_OBJECT - -public: - explicit MainWidget(QWidget *parent = 0); - ~MainWidget(); - - // QObject - void timerEvent(QTimerEvent *event) override; - -public slots: - void stateChanged(QAudio::Mode mode, QAudio::State state); - void formatChanged(const QAudioFormat &format); - void spectrumChanged(qint64 position, qint64 length, - const FrequencySpectrum &spectrum); - void infoMessage(const QString &message, int timeoutMs); - void errorMessage(const QString &heading, const QString &detail); - void audioPositionChanged(qint64 position); - void bufferLengthChanged(qint64 length); - -private slots: - void showFileDialog(); - void showSettingsDialog(); - void showToneGeneratorDialog(); - void initializeRecord(); - void updateModeMenu(); - void updateButtonStates(); - -private: - void createUi(); - void createMenus(); - void connectUi(); - void reset(); - - enum Mode { - NoMode, - RecordMode, - GenerateToneMode, - LoadFileMode - }; - - void setMode(Mode mode); - -private: - Mode m_mode; - - Engine* m_engine; - -#ifndef DISABLE_WAVEFORM - Waveform* m_waveform; -#endif - ProgressBar* m_progressBar; - Spectrograph* m_spectrograph; - LevelMeter* m_levelMeter; - - QPushButton* m_modeButton; - QPushButton* m_recordButton; - QIcon m_recordIcon; - QPushButton* m_pauseButton; - QIcon m_pauseIcon; - QPushButton* m_playButton; - QIcon m_playIcon; - QPushButton* m_settingsButton; - QIcon m_settingsIcon; - - QLabel* m_infoMessage; - int m_infoMessageTimerId; - - SettingsDialog* m_settingsDialog; - ToneGeneratorDialog* m_toneGeneratorDialog; - - QMenu* m_modeMenu; - QAction* m_loadFileAction; - QAction* m_generateToneAction; - QAction* m_recordAction; -}; - -#endif // MAINWIDGET_H |