blob: 39d2c409f307b1953e1eab70e147e94ac6291f80 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
|
// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef MAINWIDGET_H
#define MAINWIDGET_H
#include <QAudioDevice>
#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(QAudioDevice::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;
bool m_errorOccurred;
};
#endif // MAINWIDGET_H
|