src/mainwindow.cpp

   1 /**
   2  * Copyright (C) 2007 Benjamin C. Meyer
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17  */
  18
  19 #include "mainwindow.h"
  20
  21 #include "view.h"
  22 #include "aboutdialog.h"
  23
  24 #include "history.h"
  25 #include "qsidebar.h"
  26 #include "diskinformation.h"
  27 #include "qfilesystemmodel_p.h"
  28
  29 #include <QtGui/QtGui>
  30
  31 MainWindow::MainWindow(QWidget * parent) : QMainWindow(parent), model(0)
  32 {
  33     //setAttribute(Qt::WA_MacMetalStyle, true);
  34     model = new QFileSystemModel(this);
  35     model->setReadOnly(false);
  36
  37     createWidgets();
  38     createActions();
  39     createToolBar();
  40     createMenu();
  41
  42     setRootIndex(model->index(QDir::homePath()));
  43 }
  44
  45 MainWindow::~MainWindow()
  46 {
  47 }
  48
  49 void MainWindow::createWidgets()
  50 {
  51     toolBar = addToolBar(QLatin1String("Toolbar"));
  52
  53     splitter = new QSplitter(this);
  54
  55     QList<QUrl> initialList;
  56     initialList << QUrl::fromLocalFile("/");
  57     initialList << QUrl::fromLocalFile(QDir::homePath() + "/Desktop");
  58     initialList << QUrl::fromLocalFile(QDir::homePath());
  59 #ifdef Q_OS_MAC
  60     initialList << QUrl::fromLocalFile("/Applications");
  61 #endif
  62     initialList << QUrl::fromLocalFile(QDir::homePath() + "/Documents");
  63     initialList << QUrl::fromLocalFile(QDir::homePath() + "/Movies");
  64     initialList << QUrl::fromLocalFile(QDir::homePath() + "/Music");
  65     initialList << QUrl::fromLocalFile(QDir::homePath() + "/Pictures");
  66     sidebar = new QSidebar(model, initialList, this);
  67     connect(sidebar, SIGNAL(goTo(const QModelIndex &)),
  68             this, SLOT(setRootIndex(const QModelIndex &)));
  69
  70     view = new View(this);
  71     view->createViews(model);
  72     connect(view, SIGNAL(currentFolderChanged(const QModelIndex &)),
  73             sidebar, SLOT(selectIndex(const QModelIndex &)));
  74
  75     splitter->addWidget(sidebar);
  76     splitter->addWidget(view);
  77     splitter->setStretchFactor(splitter->indexOf(view), QSizePolicy::Expanding);
  78     setCentralWidget(splitter);
  79
  80     historyActionsGroup = new QActionGroup(this);
  81     historyActionsGroup->setExclusive(true);
  82
  83     viewActionsGroup = new QActionGroup(this);
  84     viewActionsGroup->setExclusive(true);
  85     connect(viewActionsGroup, SIGNAL(triggered(QAction *)), this, SLOT(showView(QAction *)));
  86
  87     statusBarLabel = new QLabel(statusBar());
  88     statusBarLabel->setAlignment(Qt::AlignCenter);
  89     statusBar()->addWidget(statusBarLabel, 1);
  90 }
  91
  92 void MainWindow::createActions()
  93 {
  94     about = new QAction(tr("About ") + qApp->applicationName(), this);
  95     about->setIcon(qApp->windowIcon());
  96     about->setMenuRole(QAction::AboutRole);
  97     connect(about, SIGNAL(triggered()), this, SLOT(showAbout()));
  98
  99     fileOpenAction = new QAction(tr("Open"), this);
 100     fileOpenAction->setShortcut(tr("Ctrl+O"));
 101     connect(fileOpenAction, SIGNAL(triggered()), view, SLOT(fileOpen()));
 102
 103     fileCloseAction = new QAction(tr("Close Window"), this);
 104     fileCloseAction->setShortcut(tr("Ctrl+W"));
 105     connect(fileCloseAction, SIGNAL(triggered()), this, SLOT(close()));
 106
 107     fileQuitAction = new QAction(tr("Quit"), this);
 108     fileQuitAction->setShortcut(tr("Ctrl+Q"));
 109     connect(fileQuitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
 110
 111     QAction *iconAction = new QAction(QIcon(":/pics/iconview.png"), "as Icons", this);
 112     viewActionsGroup->addAction(iconAction);
 113     iconAction->setCheckable(true);
 114     iconAction->setShortcut((QString("Ctrl+%1").arg(viewActionsGroup->actions().count())));
 115     iconAction->setChecked(true);
 116
 117     QAction *treeAction = new QAction(QIcon(":/pics/treeview.png"), "as List", this);
 118     viewActionsGroup->addAction(treeAction);
 119     treeAction->setCheckable(true);
 120     treeAction->setShortcut((QString("Ctrl+%1").arg(viewActionsGroup->actions().count())));
 121
 122     QAction *columnAction = new QAction(QIcon(":/pics/columnview.png"), "as Columns", this);
 123     viewActionsGroup->addAction(columnAction);
 124     columnAction->setCheckable(true);
 125     columnAction->setShortcut((QString("Ctrl+%1").arg(viewActionsGroup->actions().count())));
 126
 127     goUpAction = new QAction(tr("Enclosing Folder"), toolBar);
 128     goUpAction->setShortcut(Qt::CTRL + Qt::Key_Up);
 129     goUpAction->setIcon(style()->standardIcon(QStyle::SP_ArrowUp));
 130     goUpAction->setEnabled(false);
 131     connect(goUpAction, SIGNAL(triggered()), this, SLOT(goUp()));
 132
 133     minimizeWindowAction = new QAction(tr("&Minimize"), this);
 134     minimizeWindowAction->setShortcut(tr("Ctrl+M"));
 135     connect(minimizeWindowAction, SIGNAL(triggered()), this, SLOT(showMinimized()));
 136     // TODO disable minimize when minimized
 137
 138     QAction *action = toolBar->toggleViewAction();
 139     action->setShortcut(Qt::CTRL + Qt::Key_T + Qt::ALT);
 140     // TODO text should say "show" or "hide"
 141
 142     backAction = History::backAction(this);
 143     connect(backAction, SIGNAL(triggered()), view->history, SLOT(goBack()));
 144     forwardAction = History::forwardAction(this);
 145     connect(forwardAction, SIGNAL(triggered()), view->history, SLOT(goForward()));
 146     view->history->goBackAction = backAction;
 147     view->history->goForwardAction = forwardAction;
 148 }
 149
 150 void MainWindow::arrangeBy(QAction *action)
 151 {
 152     model->sort(arrangeByActionGroup->actions().indexOf(action), Qt::AscendingOrder);
 153 }
 154
 155 void MainWindow::createMenu()
 156 {
 157     fileMenu = menuBar()->addMenu(tr("&File"));
 158     fileMenu->addAction(fileOpenAction);
 159     fileMenu->addAction(fileCloseAction);
 160     fileMenu->addAction(fileQuitAction);
 161
 162     editMenu = menuBar()->addMenu(tr("&Edit"));
 163
 164     // View
 165     viewMenu = menuBar()->addMenu(tr("&View"));
 166     for (int i = 0; i < viewActionsGroup->actions().count(); ++i)
 167         viewMenu->addAction(viewActionsGroup->actions().at(i));
 168     viewMenu->addSeparator();
 169
 170     QMenu *arrangeByMenu = viewMenu->addMenu(tr("Arrange By"));
 171     connect(arrangeByMenu, SIGNAL(triggered(QAction *)),
 172             this, SLOT(arrangeBy(QAction *)));
 173
 174     arrangeByActionGroup = new QActionGroup(this);
 175     for (int i = 0; i < model->columnCount(); ++i)
 176          new QAction(model->headerData(i, Qt::Horizontal, Qt::DisplayRole).toString(), arrangeByActionGroup);
 177     arrangeByMenu->addActions(arrangeByActionGroup->actions());
 178
 179     viewMenu->addSeparator();
 180     viewMenu->addAction(toolBar->toggleViewAction());
 181
 182     // Go
 183     goMenu = menuBar()->addMenu(tr("Go"));
 184     goMenu->addAction(backAction);
 185     goMenu->addAction(forwardAction);
 186     goMenu->addAction(goUpAction);
 187     goMenu->addSeparator();
 188
 189     windowMenu = menuBar()->addMenu(tr("Window"));
 190     windowMenu->addAction(minimizeWindowAction);
 191
 192     helpMenu = menuBar()->addMenu(tr("Help"));
 193     helpMenu->addAction(about);
 194 }
 195
 196 void MainWindow::createToolBar()
 197 {
 198     toolBar->setMovable(false);
 199     toolBar->addAction(backAction);
 200     toolBar->addAction(forwardAction);
 201     for (int i = 0; i < viewActionsGroup->actions().count(); ++i)
 202         toolBar->addAction(viewActionsGroup->actions().at(i));
 203     setUnifiedTitleAndToolBarOnMac(true);
 204 }
 205
 206 void MainWindow::showView(QAction *action)
 207 {
 208     for (int i = 0; i < viewActionsGroup->actions().count(); ++i) {
 209         if (viewActionsGroup->actions().at(i) == action) {
 210             view->setCurrentMode((View::ViewMode)(i));
 211             break;
 212         }
 213     }
 214 }
 215
 216 void MainWindow::goUp()
 217 {
 218     view->goUp();
 219 }
 220
 221 void MainWindow::setRootIndex(const QModelIndex &index)
 222 {
 223     view->setRootIndex(index);
 224     goUpAction->setEnabled(index.parent().isValid());
 225     setWindowIcon(index.data(Qt::DecorationRole).value<QIcon>());
 226     setWindowTitle(index.data().toString());
 227     // update statusbar
 228     qint64 freeSpace = getDiskInformation(index.data(QFileSystemModel::FilePathRole).toString()).free;
 229     QString freeSpaceString = humanSize(freeSpace);
 230     statusBarLabel->setText(QString("%1 available").arg(freeSpaceString));
 231 }
 232
 233 void MainWindow::showAbout()
 234 {
 235     AboutDialog *aboutDialog = new AboutDialog(this);
 236     aboutDialog->setVersion("Version 0.1");
 237     QStringList authors;
 238     authors << "© 2007 Benjamin C Meyer <a href=\"mailto:ben@meyerhome.net\">ben@meyerhome.net</a>";
 239     aboutDialog->addAuthors(authors);
 240     aboutDialog->show();
 241 }