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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 Chris Cannam and QMUL.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #ifndef _MAIN_WINDOW_H_
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17 #define _MAIN_WINDOW_H_
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18
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19 #include <QFrame>
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20 #include <QString>
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21 #include <QUrl>
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22 #include <QMainWindow>
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23 #include <QPointer>
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24
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25 #include "base/Command.h"
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26 #include "view/ViewManager.h"
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27 #include "base/PropertyContainer.h"
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28 #include "base/RecentFiles.h"
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29 #include "layer/LayerFactory.h"
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30 #include "transform/Transform.h"
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31 #include "document/SVFileReader.h"
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32 #include "data/fileio/FileFinder.h"
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33 #include <map>
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34
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35 class Document;
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36 class PaneStack;
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37 class Pane;
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38 class View;
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39 class Fader;
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40 class Overview;
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41 class Layer;
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42 class WaveformLayer;
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43 class WaveFileModel;
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44 class AudioCallbackPlaySource;
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45 class AudioCallbackPlayTarget;
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46 class CommandHistory;
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47 class QMenu;
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48 class AudioDial;
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49 class QLabel;
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50 class QCheckBox;
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51 class PreferencesDialog;
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52 class QPushButton;
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53 class OSCQueue;
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54 class OSCMessage;
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55
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56
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57 class MainWindow : public QMainWindow
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58 {
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59 Q_OBJECT
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60
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61 public:
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62 MainWindow(bool withAudioOutput = true,
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63 bool withOSCSupport = true);
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64 virtual ~MainWindow();
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65
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66 enum AudioFileOpenMode {
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67 ReplaceMainModel,
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68 CreateAdditionalModel,
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69 AskUser
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70 };
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71
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72 enum FileOpenStatus {
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73 FileOpenSucceeded,
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74 FileOpenFailed,
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75 FileOpenCancelled
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76 };
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77
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78 FileOpenStatus openSomeFile(QString path, AudioFileOpenMode = AskUser);
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79 FileOpenStatus openAudioFile(QString path, AudioFileOpenMode = AskUser);
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80 FileOpenStatus openLayerFile(QString path);
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81 FileOpenStatus openSessionFile(QString path);
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82 FileOpenStatus openURL(QUrl url);
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83
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84 bool saveSessionFile(QString path);
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85 bool commitData(bool mayAskUser); // on session shutdown
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86
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87 signals:
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88 // Used to toggle the availability of menu actions
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89 void canAddPane(bool);
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90 void canDeleteCurrentPane(bool);
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91 void canAddLayer(bool);
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92 void canImportMoreAudio(bool);
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93 void canImportLayer(bool);
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94 void canExportAudio(bool);
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95 void canExportLayer(bool);
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96 void canRenameLayer(bool);
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97 void canEditLayer(bool);
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98 void canSelect(bool);
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99 void canClearSelection(bool);
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100 void canEditSelection(bool);
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101 void canPaste(bool);
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102 void canInsertInstant(bool);
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103 void canInsertInstantsAtBoundaries(bool);
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104 void canDeleteCurrentLayer(bool);
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105 void canZoom(bool);
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106 void canScroll(bool);
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107 void canPlay(bool);
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108 void canFfwd(bool);
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109 void canRewind(bool);
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110 void canPlaySelection(bool);
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111 void canSave(bool);
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112
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113 protected slots:
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114 void openSession();
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115 void importAudio();
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116 void importMoreAudio();
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117 void openSomething();
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118 void openLocation();
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119 void openRecentFile();
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120 void exportAudio();
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121 void importLayer();
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122 void exportLayer();
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123 void saveSession();
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124 void saveSessionAs();
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125 void newSession();
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126 void closeSession();
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127 void preferences();
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128
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129 void zoomIn();
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130 void zoomOut();
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131 void zoomToFit();
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132 void zoomDefault();
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133 void scrollLeft();
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134 void scrollRight();
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135 void jumpLeft();
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136 void jumpRight();
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137
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138 void showNoOverlays();
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139 void showMinimalOverlays();
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140 void showStandardOverlays();
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141 void showAllOverlays();
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142
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143 void toggleZoomWheels();
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144 void togglePropertyBoxes();
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145 void toggleStatusBar();
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146
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147 void play();
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148 void ffwd();
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149 void ffwdEnd();
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150 void rewind();
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151 void rewindStart();
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152 void stop();
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153
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154 void addPane();
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155 void addLayer();
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156 void deleteCurrentPane();
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157 void renameCurrentLayer();
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158 void deleteCurrentLayer();
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159
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160 void playLoopToggled();
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161 void playSelectionToggled();
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162 void playSpeedChanged(int);
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163 void playSharpenToggled();
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164 void playMonoToggled();
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165 void sampleRateMismatch(size_t, size_t, bool);
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166 void audioOverloadPluginDisabled();
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167
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168 void playbackFrameChanged(unsigned long);
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169 void globalCentreFrameChanged(unsigned long);
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170 void viewCentreFrameChanged(View *, unsigned long);
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171 void viewZoomLevelChanged(View *, unsigned long, bool);
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172 void outputLevelsChanged(float, float);
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173
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174 void currentPaneChanged(Pane *);
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175 void currentLayerChanged(Pane *, Layer *);
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176
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177 void toolNavigateSelected();
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178 void toolSelectSelected();
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179 void toolEditSelected();
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180 void toolDrawSelected();
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181
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182 void selectAll();
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183 void selectToStart();
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184 void selectToEnd();
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185 void selectVisible();
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186 void clearSelection();
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187 void cut();
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188 void copy();
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189 void paste();
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190 void deleteSelected();
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191 void insertInstant();
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192 void insertInstantAt(size_t);
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193 void insertInstantsAtBoundaries();
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194
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195 void documentModified();
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196 void documentRestored();
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197
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198 void updateMenuStates();
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199 void updateDescriptionLabel();
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200
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201 void layerAdded(Layer *);
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202 void layerRemoved(Layer *);
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203 void layerAboutToBeDeleted(Layer *);
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204 void layerInAView(Layer *, bool);
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205
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206 void mainModelChanged(WaveFileModel *);
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207 void modelAdded(Model *);
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208 void modelAboutToBeDeleted(Model *);
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209
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210 void modelGenerationFailed(QString);
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211 void modelRegenerationFailed(QString, QString);
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212
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213 void rightButtonMenuRequested(Pane *, QPoint point);
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214
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215 void propertyStacksResized();
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216
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217 void preferenceChanged(PropertyContainer::PropertyName);
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218
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219 void setupRecentFilesMenu();
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220 void setupRecentTransformsMenu();
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221
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222 void showLayerTree();
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223
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224 void pollOSC();
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225 void handleOSCMessage(const OSCMessage &);
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226
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227 void mouseEnteredWidget();
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228 void mouseLeftWidget();
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229 void contextHelpChanged(const QString &);
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230 void inProgressSelectionChanged();
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231
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232 void website();
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233 void help();
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234 void about();
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235
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236 protected:
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237 QString m_sessionFile;
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238 QString m_audioFile;
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239 Document *m_document;
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240
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241 QLabel *m_descriptionLabel;
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242 PaneStack *m_paneStack;
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243 ViewManager *m_viewManager;
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244 Overview *m_overview;
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245 Fader *m_fader;
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246 AudioDial *m_playSpeed;
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247 QPushButton *m_playSharpen;
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248 QPushButton *m_playMono;
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249 WaveformLayer *m_panLayer;
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250 Layer *m_timeRulerLayer;
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251
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252 bool m_audioOutput;
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253 AudioCallbackPlaySource *m_playSource;
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254 AudioCallbackPlayTarget *m_playTarget;
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255
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256 OSCQueue *m_oscQueue;
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257
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258 RecentFiles m_recentFiles;
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259 RecentFiles m_recentTransforms;
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260
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261 bool m_mainMenusCreated;
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262 QMenu *m_paneMenu;
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263 QMenu *m_layerMenu;
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264 QMenu *m_transformsMenu;
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265 QMenu *m_existingLayersMenu;
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266 QMenu *m_sliceMenu;
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267 QMenu *m_recentFilesMenu;
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268 QMenu *m_recentTransformsMenu;
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269 QMenu *m_rightButtonMenu;
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270 QMenu *m_rightButtonLayerMenu;
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271 QMenu *m_rightButtonTransformsMenu;
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272
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273 bool m_documentModified;
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274 bool m_openingAudioFile;
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275 bool m_abandoning;
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276
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277 int m_lastPlayStatusSec;
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278 mutable QString m_myStatusMessage;
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279
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280 QPointer<PreferencesDialog> m_preferencesDialog;
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281
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282 WaveFileModel *getMainModel();
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283 const WaveFileModel *getMainModel() const;
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284 void createDocument();
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285
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286 struct PaneConfiguration {
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287 PaneConfiguration(LayerFactory::LayerType _layer
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288 = LayerFactory::TimeRuler,
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289 Model *_source = 0,
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290 int _channel = -1) :
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291 layer(_layer), sourceModel(_source), channel(_channel) { }
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292 LayerFactory::LayerType layer;
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293 Model *sourceModel;
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294 int channel;
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295 };
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296
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297 typedef std::map<QAction *, PaneConfiguration> PaneActionMap;
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298 PaneActionMap m_paneActions;
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299
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300 typedef std::map<QAction *, TransformId> TransformActionMap;
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301 TransformActionMap m_transformActions;
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302
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303 typedef std::map<TransformId, QAction *> TransformActionReverseMap;
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304 TransformActionReverseMap m_transformActionsReverse;
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305
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306 typedef std::map<QAction *, LayerFactory::LayerType> LayerActionMap;
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307 LayerActionMap m_layerActions;
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308
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309 typedef std::map<QAction *, Layer *> ExistingLayerActionMap;
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310 ExistingLayerActionMap m_existingLayerActions;
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311 ExistingLayerActionMap m_sliceActions;
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312
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313 typedef std::map<ViewManager::ToolMode, QAction *> ToolActionMap;
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314 ToolActionMap m_toolActions;
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315
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316 void setupMenus();
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317 void setupFileMenu();
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318 void setupEditMenu();
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319 void setupViewMenu();
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320 void setupPaneAndLayerMenus();
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321 void setupTransformsMenu();
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322 void setupHelpMenu();
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323 void setupExistingLayersMenus();
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324 void setupToolbars();
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325
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326 Pane *addPaneToStack();
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327
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328 void addPane(const PaneConfiguration &configuration, QString text);
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329
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330 class PaneCallback : public SVFileReaderPaneCallback
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331 {
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332 public:
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333 PaneCallback(MainWindow *mw) : m_mw(mw) { }
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334 virtual Pane *addPane() { return m_mw->addPaneToStack(); }
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335 virtual void setWindowSize(int width, int height) {
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336 m_mw->resize(width, height);
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337 }
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338 virtual void addSelection(int start, int end) {
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339 m_mw->m_viewManager->addSelection(Selection(start, end));
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340 }
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341 protected:
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342 MainWindow *m_mw;
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343 };
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344
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345 class AddPaneCommand : public Command
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346 {
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347 public:
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348 AddPaneCommand(MainWindow *mw);
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349 virtual ~AddPaneCommand();
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350
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351 virtual void execute();
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352 virtual void unexecute();
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353 virtual QString getName() const;
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354
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355 Pane *getPane() { return m_pane; }
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356
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357 protected:
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358 MainWindow *m_mw;
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359 Pane *m_pane; // Main window owns this, but I determine its lifespan
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360 Pane *m_prevCurrentPane; // I don't own this
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361 bool m_added;
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362 };
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363
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364 class RemovePaneCommand : public Command
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365 {
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366 public:
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367 RemovePaneCommand(MainWindow *mw, Pane *pane);
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368 virtual ~RemovePaneCommand();
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369
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370 virtual void execute();
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371 virtual void unexecute();
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372 virtual QString getName() const;
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373
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374 protected:
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375 MainWindow *m_mw;
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376 Pane *m_pane; // Main window owns this, but I determine its lifespan
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377 Pane *m_prevCurrentPane; // I don't own this
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378 bool m_added;
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379 };
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380
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381 virtual void closeEvent(QCloseEvent *e);
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382 bool checkSaveModified();
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383
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384 FileOpenStatus openSomeFile(QString path, QString location,
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385 AudioFileOpenMode = AskUser);
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386 FileOpenStatus openAudioFile(QString path, QString location,
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387 AudioFileOpenMode = AskUser);
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388 FileOpenStatus openLayerFile(QString path, QString location);
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389 FileOpenStatus openSessionFile(QString path, QString location);
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390
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391 QString getOpenFileName(FileFinder::FileType type);
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392 QString getSaveFileName(FileFinder::FileType type);
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393 void registerLastOpenedFilePath(FileFinder::FileType type, QString path);
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394
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395 void createPlayTarget();
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396
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397 void openHelpUrl(QString url);
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398
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399 void updateVisibleRangeDisplay(Pane *p) const;
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400
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401 void toXml(QTextStream &stream);
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402 };
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403
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404
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405 #endif
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