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annotate src/mainwindow.cpp @ 91:bbc3772fe877

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author Andre Heinecke <andre.heinecke@intevation.de>
date Fri, 19 Jun 2015 14:28:11 +0200
parents c3000fa6ca56
children faece2c21229
rev   line source
25
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1 /* Copyright (C) 2015 by ETH Zürich
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU GPL (v>=2)
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5 * and comes with ABSOLUTELY NO WARRANTY!
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6 * See LICENSE.txt for details.
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7 */
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8
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9 /** @file See mainwindow.h */
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10 #include "mainwindow.h"
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11
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12 #include "constants.h"
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13 #include "metadataview.h"
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14 #include "pngplayer.h"
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15 #include "folderselectdialog.h"
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16
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17 #include <QDebug>
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18 #include <QDialog>
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19 #include <QWidget>
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20 #include <QHBoxLayout>
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21 #include <QLabel>
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22 #include <QPushButton>
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23 #include <QDir>
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24 #include <QFileDialog>
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25 #include <QMessageBox>
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26 #include <QApplication>
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27 #include <QDragEnterEvent>
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28 #include <QDragLeaveEvent>
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29 #include <QDropEvent>
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30 #include <QDragMoveEvent>
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31 #include <QMimeData>
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32 #include <QStandardPaths>
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33 #include <QStyle>
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34 #include <QStatusBar>
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35 #include <QTabWidget>
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36 #include <QVBoxLayout>
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37 #include <QShortcut>
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38 #include <QKeySequence>
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39
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40 MainWindow::MainWindow() :
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41 mDataView(NULL) {
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42 setStatusBar(new QStatusBar());
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43
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44 setupGUI();
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45 readSettings();
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46 setAcceptDrops(true);
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47 setupShortcuts();
50
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48 #ifndef Q_OS_WIN
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49 QIcon windowIcon = QIcon(":/icon-64.png");
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50 setWindowIcon(windowIcon);
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51 #endif
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52 }
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53
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54 void MainWindow::setupGUI() {
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55 QTabWidget *tabWidget = new QTabWidget;
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56 mDataView = new MetaDataView(this);
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57 mPlayer = new PNGPlayer(this);
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58
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59 tabWidget->addTab(mPlayer, tr("Player"));
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60 tabWidget->addTab(mDataView, tr("Filter/Details"));
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61 tabWidget->setMovable(true);
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62
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63 setCentralWidget(tabWidget);
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64
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65 QPushButton *backBtn = new QPushButton;
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66 backBtn->setIcon(QApplication::style()->standardIcon(QStyle::SP_ArrowBack));
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67 backBtn->setToolTip(tr("Back to exam selection."));
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68 tabWidget->setCornerWidget(backBtn, Qt::TopLeftCorner);
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69
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70 QLabel *versionLabel = new QLabel("<small>" + tr("Version: %1").arg(VERSION) + "</small>");
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71 statusBar()->insertPermanentWidget(0, versionLabel);
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72
83
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73 connect (backBtn, &QPushButton::clicked, this, &MainWindow::goBack);
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74 connect (mPlayer, &PNGPlayer::error, this, &MainWindow::showErrorMessage);
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75 connect (mPlayer, &PNGPlayer::advance, mDataView, &MetaDataView::selectNextRow);
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76 connect (mPlayer, &PNGPlayer::back, mDataView, &MetaDataView::selectPrevRow);
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77 connect (mPlayer, &PNGPlayer::jumpToFrame, mDataView, &MetaDataView::selectRow);
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78 connect (mDataView, &MetaDataView::selectionChanged, mPlayer,
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79 &PNGPlayer::showPicture);
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80 connect (mDataView, &MetaDataView::selectionChanged, this,
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81 &MainWindow::showPictureNameStatus);
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82 }
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83
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84 void MainWindow::showErrorMessage(const QString& errMsg) {
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85 QMessageBox::warning(this, tr("Error!"), errMsg);
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86 statusBar()->showMessage(errMsg);
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87 }
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88
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89 void MainWindow::closeEvent(QCloseEvent *event) {
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90 mSettings.setValue("geometry", saveGeometry());
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91 mSettings.setValue("windowState", saveState());
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92 mPlayer->close();
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93 QMainWindow::closeEvent(event);
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94 }
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95
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96 void MainWindow::readSettings() {
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97 if (mSettings.contains("geometry")) {
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98 restoreGeometry(mSettings.value("geometry").toByteArray());
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99 restoreState(mSettings.value("windowState").toByteArray());
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100 }
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101 }
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102 /*
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103 void MainWindow::dragEnterEvent(QDragEnterEvent *event)
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104 {
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105 if (event->mimeData()->hasUrls()) {
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106 foreach (const QUrl & url, event->mimeData()->urls()) {
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107 if (url.isLocalFile()) {
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108 event->acceptProposedAction();
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109 return;
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110 }
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111 }
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112 }
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113 }
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114
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115 void MainWindow::dragMoveEvent(QDragMoveEvent *event)
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116 {
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117 if (event->mimeData()->hasUrls()) {
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118 foreach (const QUrl & url, event->mimeData()->urls()) {
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119 if (url.isLocalFile()) {
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120 event->acceptProposedAction();
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121 return;
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122 }
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123 }
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124 }
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125 }
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126
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127 void MainWindow::dropEvent(QDropEvent *event)
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128 {
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129 const QMimeData *mimeData = event->mimeData();
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130
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131 if (mimeData->hasUrls()) {
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132 foreach (const QUrl & url, mimeData->urls()) {
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133 if (!url.isLocalFile()) {
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134 qDebug() << "Ignoring drop of " << url;
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135 continue;
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136 }
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137 }
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138 }
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139 }
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140
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141 void MainWindow::dragLeaveEvent(QDragLeaveEvent *event)
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142 {
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143 event->accept();
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144 }
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145 */
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146 void MainWindow::setFolder(const QString& folder)
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147 {
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148 QFileInfo fi(folder);
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149 mSettings.setValue(SUB_FOLDER_KEY, folder);
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150 if (!fi.isDir() || !fi.isReadable()) {
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151 showErrorMessage(tr("Failed to access directory: '%1'").arg(folder));
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152 }
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153 QDir dir = QDir(folder);
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154 QFileInfo metaData = dir.absoluteFilePath("metadata.csv");
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155 if (!metaData.exists() || !metaData.isReadable()) {
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156 showErrorMessage(tr("Failed to access meta data file: '%1'").arg(
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157 metaData.filePath()));
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158
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159 }
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160 QString errorMsg = mDataView->parseMetaData(metaData.filePath());
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161 if (!errorMsg.isEmpty()) {
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162 showErrorMessage(errorMsg);
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163 }
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164 statusBar()->showMessage(tr("Parsed: '%1'").arg(metaData.filePath()));
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165 qDebug() << "Parsed: " << metaData.filePath();
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166 mCurFolder = folder;
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167 mPlayer->setBaseDir(folder);
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168 mDataView->selectNextRow();
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169 if (!mSettings.contains("geometry")) {
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170 qDebug() << "Showing maximized";
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171 show();
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172 showMaximized();
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173 } else {
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174 show();
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175 }
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176 }
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177
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178 void MainWindow::showPictureNameStatus(const QString& fileName, int current,
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179 int max, const QString& timestamp) {
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180 if (current != 0 && max != 0) {
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181 statusBar()->showMessage(tr("Showing: '%1'").arg(fileName));
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182 }
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183 }
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184
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185 void MainWindow::setRootFolder(const QString &folder) {
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186 mRootFolder = folder;
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187 QDir dir(folder);
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188 dir.cdUp();
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189 mSettings.setValue(ROOT_FOLDER_KEY, dir.absolutePath());
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190
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191 showSubFolderSelect();
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192 }
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193
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194 void MainWindow::showSubFolderSelect() {
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195 const QString subPattern = mSettings.value(SUB_FOLDER_PATTERN_KEY,
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196 SUB_FOLDER_PATTERN).toString();
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197 mSettings.setValue(SUB_FOLDER_PATTERN_KEY, subPattern);
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198 FolderSelectDialog *fsDialog = new FolderSelectDialog(mRootFolder,
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199 subPattern);
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200 fsDialog->setWindowTitle(tr("Persons"));
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201 connect(fsDialog, &FolderSelectDialog::folderSelected,
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202 this, &MainWindow::setFolder);
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203
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204 connect(fsDialog, &FolderSelectDialog::backClicked,
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205 this, &MainWindow::showWithFolderSelect);
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206 connect(fsDialog, &FolderSelectDialog::backClicked,
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207 fsDialog, &QDialog::close);
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208 fsDialog->show();
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209 // connect(fsDialog, &QDialog::closeEvent, fsDialog, &QObject::deleteLater);
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210 }
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211
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212 void MainWindow::showWithFolderSelect() {
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213 const QString startFolder = mSettings.value(ROOT_FOLDER_KEY,
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214 QString()).toString();
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215 const QString rootPattern = mSettings.value(ROOT_FOLDER_PATTERN_KEY,
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216 DEFAULT_ROOT_PATTERN).toString();
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217 mSettings.setValue(ROOT_FOLDER_PATTERN_KEY, rootPattern);
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218 FolderSelectDialog *fsDialog = new FolderSelectDialog(startFolder,
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219 rootPattern,
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220 tr("Root-Path"));
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221 fsDialog->setWindowTitle(tr("Exams"));
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222 connect(fsDialog, &FolderSelectDialog::folderSelected,
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223 this, &MainWindow::setRootFolder);
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224
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225 fsDialog->show();
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226 // connect(fsDialog, &QDialog::closeEvent, fsDialog, &QObject::deleteLater);
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227 }
32
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228
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229 void MainWindow::setupShortcuts() {
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230 QShortcut *next = new QShortcut(Qt::Key_Right, this);
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231 QShortcut *prev = new QShortcut(Qt::Key_Left, this);
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232 QShortcut *pause = new QShortcut(Qt::Key_Space, this);
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233
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234 connect(pause, &QShortcut::activated, mPlayer, &PNGPlayer::togglePlay);
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235 connect(next, &QShortcut::activated, mDataView, &MetaDataView::selectNextRow);
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236 connect(prev, &QShortcut::activated, mDataView, &MetaDataView::selectPrevRow);
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237 }
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238
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239 void MainWindow::goBack() {
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240 hide();
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241 showWithFolderSelect();
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242 }
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