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annotate src/mainwindow.cpp @ 45:213d9163dab0

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Add error handling to the folder selection dialog
author Andre Heinecke <andre.heinecke@intevation.de>
date Wed, 06 May 2015 19:45:44 +0200
parents 73e6b6b12412
children 07744e276579
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();
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48 //QIcon windowIcon = QIcon(":/icon-64.png");
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49 //setWindowIcon(windowIcon);
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50
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51 }
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52
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53 void MainWindow::setupGUI() {
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54 QTabWidget *tabWidget = new QTabWidget;
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55 mDataView = new MetaDataView(this);
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56 mPlayer = new PNGPlayer(this);
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57
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58 tabWidget->addTab(mPlayer, tr("Player"));
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59 tabWidget->addTab(mDataView, tr("Filter/Details"));
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60 tabWidget->setMovable(true);
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61
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62 setCentralWidget(tabWidget);
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63
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64 connect (mPlayer, &PNGPlayer::error, this, &MainWindow::showErrorMessage);
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65 connect (mPlayer, &PNGPlayer::advance, mDataView, &MetaDataView::selectNextRow);
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66 connect (mPlayer, &PNGPlayer::back, mDataView, &MetaDataView::selectPrevRow);
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67 connect (mPlayer, &PNGPlayer::jumpToFrame, mDataView, &MetaDataView::selectRow);
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68 connect (mDataView, &MetaDataView::selectionChanged, mPlayer,
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69 &PNGPlayer::showPicture);
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70 connect (mDataView, &MetaDataView::selectionChanged, this,
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71 &MainWindow::showPictureNameStatus);
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72 }
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73
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74 void MainWindow::showErrorMessage(const QString& errMsg) {
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75 QMessageBox::warning(this, tr("Error!"), errMsg);
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76 statusBar()->showMessage(errMsg);
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77 }
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78
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79 void MainWindow::closeEvent(QCloseEvent *event) {
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80 mSettings.setValue("geometry", saveGeometry());
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81 mSettings.setValue("windowState", saveState());
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82 mPlayer->close();
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83 QMainWindow::closeEvent(event);
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84 }
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85
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86 void MainWindow::readSettings() {
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87 if (mSettings.contains("geometry")) {
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88 restoreGeometry(mSettings.value("geometry").toByteArray());
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89 restoreState(mSettings.value("windowState").toByteArray());
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90 }
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91 }
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92 /*
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93 void MainWindow::dragEnterEvent(QDragEnterEvent *event)
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94 {
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95 if (event->mimeData()->hasUrls()) {
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96 foreach (const QUrl & url, event->mimeData()->urls()) {
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97 if (url.isLocalFile()) {
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98 event->acceptProposedAction();
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99 return;
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100 }
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101 }
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102 }
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103 }
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104
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105 void MainWindow::dragMoveEvent(QDragMoveEvent *event)
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106 {
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107 if (event->mimeData()->hasUrls()) {
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108 foreach (const QUrl & url, event->mimeData()->urls()) {
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109 if (url.isLocalFile()) {
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110 event->acceptProposedAction();
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111 return;
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112 }
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113 }
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114 }
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115 }
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116
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117 void MainWindow::dropEvent(QDropEvent *event)
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118 {
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119 const QMimeData *mimeData = event->mimeData();
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120
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121 if (mimeData->hasUrls()) {
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122 foreach (const QUrl & url, mimeData->urls()) {
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123 if (!url.isLocalFile()) {
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124 qDebug() << "Ignoring drop of " << url;
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125 continue;
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126 }
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127 }
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128 }
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129 }
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130
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131 void MainWindow::dragLeaveEvent(QDragLeaveEvent *event)
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132 {
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133 event->accept();
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134 }
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135 */
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136 void MainWindow::setFolder(const QString& folder)
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137 {
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138 QFileInfo fi(folder);
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139 mSettings.setValue(SUB_FOLDER_KEY, folder);
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140 if (!fi.isDir() || !fi.isReadable()) {
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141 showErrorMessage(tr("Failed to access directory: '%1'").arg(folder));
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142 }
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143 QDir dir = QDir(folder);
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144 QFileInfo metaData = dir.absoluteFilePath("metadata.csv");
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145 if (!metaData.exists() || !metaData.isReadable()) {
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146 showErrorMessage(tr("Failed to access meta data file: '%1'").arg(
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147 metaData.filePath()));
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148
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149 }
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150 QString errorMsg = mDataView->parseMetaData(metaData.filePath());
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151 if (!errorMsg.isEmpty()) {
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152 showErrorMessage(errorMsg);
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153 return;
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154 }
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155 statusBar()->showMessage(tr("Parsed: '%1'").arg(metaData.filePath()));
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156 qDebug() << "Parsed: " << metaData.filePath();
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157 mCurFolder = folder;
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158 mPlayer->setBaseDir(folder);
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159 mDataView->selectNextRow();
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160 if (!mSettings.contains("geometry")) {
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161 qDebug() << "Showing maximized";
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162 show();
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163 showMaximized();
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164 } else {
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165 show();
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166 }
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167 }
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168
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169 void MainWindow::showPictureNameStatus(const QString& fileName, int current,
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170 int max, const QString& timestamp) {
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171 if (current != 0 && max != 0) {
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172 statusBar()->showMessage(tr("Showing: '%1'").arg(fileName));
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173 }
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174 }
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175
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176 void MainWindow::setRootFolder(const QString &folder) {
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177 mRootFolder = folder;
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178 QDir dir(folder);
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179 dir.cdUp();
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180 mSettings.setValue(ROOT_FOLDER_KEY, dir.absolutePath());
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181
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182 showSubFolderSelect();
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183 }
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184
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185 void MainWindow::showSubFolderSelect() {
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186 const QString subPattern = mSettings.value(SUB_FOLDER_PATTERN_KEY,
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187 SUB_FOLDER_PATTERN).toString();
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188 mSettings.setValue(SUB_FOLDER_PATTERN_KEY, subPattern);
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189 FolderSelectDialog *fsDialog = new FolderSelectDialog(mRootFolder,
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190 subPattern);
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191 fsDialog->setWindowTitle(tr("Persons"));
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192 connect(fsDialog, &FolderSelectDialog::folderSelected,
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193 this, &MainWindow::setFolder);
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194
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195 fsDialog->show();
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196 // connect(fsDialog, &QDialog::closeEvent, fsDialog, &QObject::deleteLater);
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197 }
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198
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199 void MainWindow::showWithFolderSelect() {
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200 const QString startFolder = mSettings.value(ROOT_FOLDER_KEY,
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201 QString()).toString();
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202 const QString rootPattern = mSettings.value(ROOT_FOLDER_PATTERN_KEY,
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203 DEFAULT_ROOT_PATTERN).toString();
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204 mSettings.setValue(ROOT_FOLDER_PATTERN_KEY, rootPattern);
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205 FolderSelectDialog *fsDialog = new FolderSelectDialog(startFolder,
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206 rootPattern,
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207 tr("Root-Path"));
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208 fsDialog->setWindowTitle(tr("Exams"));
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209 connect(fsDialog, &FolderSelectDialog::folderSelected,
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210 this, &MainWindow::setRootFolder);
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211
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212 fsDialog->show();
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213 // connect(fsDialog, &QDialog::closeEvent, fsDialog, &QObject::deleteLater);
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214 }
32
179239c94740 (issue7-8) Add shortcuts for play/pause and next
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215
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216 void MainWindow::setupShortcuts() {
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217 QShortcut *next = new QShortcut(Qt::Key_Right, this);
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218 QShortcut *prev = new QShortcut(Qt::Key_Left, this);
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219 QShortcut *pause = new QShortcut(Qt::Key_Space, this);
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220
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221 connect(pause, &QShortcut::activated, mPlayer, &PNGPlayer::togglePlay);
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222 connect(next, &QShortcut::activated, mDataView, &MetaDataView::selectNextRow);
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223 connect(prev, &QShortcut::activated, mDataView, &MetaDataView::selectPrevRow);
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224 }
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