class FSLineEdit(QLineEdit):
"""
A line edit with auto completion for file system folders.
"""
def __init__(self, parent=None):
QLineEdit.__init__(self, parent)
self.fsmodel = QFileSystemModel()
self.fsmodel.setRootPath("")
self.completer = QCompleter()
self.completer.setModel(self.fsmodel)
self.setCompleter(self.completer)
self.fsmodel.setFilter(QDir.Drives | QDir.AllDirs | QDir.Hidden |
QDir.NoDotAndDotDot)
def setPath(self, path):
self.setText(path)
self.fsmodel.setRootPath(path)
class FileBrowser(QObject):
file_selected = Signal(str)
file_activated = Signal(str)
def __init__(self, app, window):
QObject.__init__(self)
self.app = app
self.view = window.file_tree
self.show_hidden_chk = window.show_hidden
self.name_filter_combo = window.name_filter
self.model = QFileSystemModel(self.view)
self.icon_provider = FileIconProvider()
if app.args.root:
self.model.setRootPath(app.args.root)
self.current_path = app.args.root
else:
self.model.setRootPath("")
self.current_path = os.path.realpath(os.curdir)
self.model.setIconProvider(self.icon_provider)
self.view.setModel(self.model)
self.view.sortByColumn(0, Qt.AscendingOrder)
self.view.setSortingEnabled(True)
index = self.model.index(self.current_path)
if app.args.root:
self.view.setRootIndex(index)
self.view.setExpanded(index, True)
self.view.setCurrentIndex(index)
self.view.setDragDropMode(QAbstractItemView.DragDropMode.DragOnly)
self.view.setSelectionMode(QAbstractItemView.ExtendedSelection)
self.view.setEditTriggers(QAbstractItemView.NoEditTriggers)
self.add_name_filters()
self.apply_show_hidden()
self.apply_name_filters()
self.model.setNameFilterDisables(False)
self.model.directoryLoaded.connect(self.directory_loaded)
self.model.dataChanged.connect(self.data_changed)
selection_model = self.view.selectionModel()
selection_model.selectionChanged.connect(self.selection_changed)
self.show_hidden_chk.stateChanged.connect(self.apply_show_hidden)
self.name_filter_combo.currentIndexChanged.connect(
self.apply_name_filters)
self.view.doubleClicked.connect(self.double_clicked)
def add_name_filters(self):
for name, filters in NAME_FILTERS:
label = "{} ({})".format(name, ", ".join(filters))
self.name_filter_combo.addItem(label, filters)
self.name_filter_combo.setCurrentIndex(0)
@Slot()
def apply_show_hidden(self):
show = self.show_hidden_chk.checkState()
logging.debug("apply_show_hidden(): %r", show)
flags = QDir.AllDirs | QDir.Files | QDir.NoDotAndDotDot
if show:
flags |= QDir.Hidden
self.model.setFilter(flags)
QTimer.singleShot(100, self.scroll_to_current)
@Slot()
def apply_name_filters(self):
filters = self.name_filter_combo.currentData()
self.model.setNameFilters(filters)
QTimer.singleShot(100, self.scroll_to_current)
@Slot(str)
def directory_loaded(self, path):
logger.debug("directory loaded: %s", path)
if path == self.current_path:
logger.debug("requesting scrolling")
QTimer.singleShot(100, self.scroll_to_current)
@Slot()
def data_changed(self, *args):
logger.debug("Data changed: %r", args)
@Slot()
def scroll_to_current(self):
index = self.model.index(self.current_path)
self.view.scrollTo(index)
self.view.resizeColumnToContents(0)
@Slot(QItemSelection)
def selection_changed(self, selection):
indexes = selection.indexes()
if indexes:
index = indexes[0]
path = self.model.filePath(index)
if os.path.isfile(path):
self.file_selected.emit(path)
self.current_path = path
@Slot(QModelIndex)
def double_clicked(self, index):
path = self.model.filePath(index)
if os.path.isfile(path):
self.file_activated.emit(path)
class TriageFilePicker(QWidget):
def __init__(self, context):
super(TriageFilePicker, self).__init__()
self.context = context
self.actionHandler = UIActionHandler()
self.actionHandler.setupActionHandler(self)
self.contextMenu = Menu()
self.contextMenuManager = ContextMenuManager(self)
layout = QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
self.model = QFileSystemModel()
self.model.setRootPath("")
self.model.setFilter(QDir.AllEntries | QDir.Hidden | QDir.System)
self.tree = QTreeView(self)
self.tree.setModel(self.model)
self.tree.setSelectionMode(QAbstractItemView.ExtendedSelection)
self.tree.setColumnWidth(0, 500)
layout.addWidget(self.tree, 1)
self.setLayout(layout)
self.tree.doubleClicked.connect(self.onDoubleClick)
recentFile = QSettings().value("triage/recentFile", os.path.expanduser("~"))
while len(recentFile) > 0:
f = self.model.index(recentFile)
if f.isValid():
self.tree.scrollTo(f)
self.tree.setExpanded(f, True)
break
parentDir = os.path.dirname(recentFile)
if parentDir == recentFile:
break
recentFile = parentDir
self.actionHandler.bindAction("Open Selected Files", UIAction(
lambda context: self.openSelectedFiles(),
lambda context: self.areFilesSelected()))
self.contextMenu.addAction("Open Selected Files", "Open")
def contextMenuEvent(self, event):
self.contextMenuManager.show(self.contextMenu, self.actionHandler)
def onDoubleClick(self, index):
self.openSelectedFiles()
def openSelectedFiles(self):
failedToOpen = []
files = set()
for index in self.tree.selectionModel().selectedIndexes():
if self.model.fileInfo(index).isFile():
files.add(self.model.fileInfo(index).absoluteFilePath())
for filename in files:
QSettings().setValue("triage/recentFile", filename)
f = FileContext.openFilename(filename)
if not f:
failedToOpen.append(filename)
continue
f.createBinaryViews()
for data in f.getAllDataViews():
Settings().set_string("analysis.mode", Settings().get_string("triage.analysisMode"), data)
Settings().set_bool("triage.preferSummaryView", True, data)
if data.view_type != "Raw":
linearSweepMode = Settings().get_string("triage.linearSweep")
if linearSweepMode == "none":
Settings().set_bool("analysis.linearSweep.autorun", False, data)
elif linearSweepMode == "partial":
Settings().set_bool("analysis.linearSweep.autorun", True, data)
Settings().set_bool("analysis.linearSweep.controlFlowGraph", False, data)
elif linearSweepMode == "full":
Settings().set_bool("analysis.linearSweep.autorun", True, data)
Settings().set_bool("analysis.linearSweep.controlFlowGraph", True, data)
self.context.openFileContext(f)
if len(failedToOpen) > 0:
QMessageBox.critical(self, "Error", "Unable to open:\n" + "\n".join(failedToOpen))
def areFilesSelected(self):
return self.tree.selectionModel().hasSelection()
class FileSystemWidget(QWidget):
def __init__(self, parent, *args, **kwargs):
super().__init__(*args, **kwargs)
self.currentRootPath = '/'
self.currentPath = QDir.currentPath()
self.mainWindow = parent
self.chooseDirAction = QAction(IconFactory.getIcon('folder'),
'Root directory',
self,
statusTip="Change root directory",
triggered=self.chooseRootDir)
self.showOFAction = QAction(IconFactory.getIcon('filter_alt'),
'Show only FITS files',
self,
statusTip="Show only FITS/all files",
triggered=self.showOFFiles)
self.showOFAction.setCheckable(True)
self.showOFAction.toggled.connect(self.showOFFiles)
self.chooseDirBtn = QToolButton()
self.chooseDirBtn.setDefaultAction(self.chooseDirAction)
self.showOFBtn = QToolButton()
self.showOFBtn.setDefaultAction(self.showOFAction)
iconlayout = QHBoxLayout()
iconlayout.setAlignment(Qt.AlignLeft)
iconlayout.addWidget(self.chooseDirBtn)
iconlayout.addWidget(self.showOFBtn)
self.viewsSplitter = QSplitter(Qt.Horizontal)
self.viewsSplitter.splitterMoved.connect(self.splitterMoved)
self.dirsModel = QFileSystemModel(self)
self.dirsModel.setOption(QFileSystemModel.DontWatchForChanges, True)
self.dirsModel.setFilter(QDir.NoDotAndDotDot | QDir.AllDirs)
self.dirsModel.setNameFilterDisables(False)
self.dirs = QTreeView()
self.dirs.setModel(self.dirsModel)
self.dirs.hideColumn(1)
self.dirs.hideColumn(2)
self.dirs.hideColumn(3)
self.dirs.clicked.connect(self.onDirsClick)
self.dirs.doubleClicked.connect(self.onDirsDoubleClick)
self.filesModel = QFileSystemModel(self)
self.filesModel.setOption(QFileSystemModel.DontWatchForChanges, True)
self.filesModel.setFilter(QDir.NoDotAndDotDot | QDir.Files)
self.filesModel.setNameFilterDisables(False)
self.files = QListView()
self.files.setModel(self.filesModel)
self.files.doubleClicked.connect(self.onFilesDoubleClick)
self.viewsSplitter.addWidget(self.dirs)
self.viewsSplitter.addWidget(self.files)
viewslayout = QHBoxLayout()
viewslayout.addWidget(self.viewsSplitter)
layout = QVBoxLayout()
layout.addLayout(iconlayout)
layout.addLayout(viewslayout)
self.setLayout(layout)
self.dirsModel.setRootPath(self.currentRootPath)
self.dirs.setRootIndex(self.dirsModel.index(self.currentRootPath))
index = self.dirsModel.index(self.currentPath)
self.dirs.setCurrentIndex(index)
self.dirs.setExpanded(index, True)
self.filesModel.setRootPath(self.currentPath)
self.files.setRootIndex(self.filesModel.index(self.currentPath))
def splitterMoved(self, pos, index):
if pos == 0:
self.filesModel.setFilter(QDir.NoDot | QDir.AllEntries
| QDir.DirsFirst | QDir.Type)
elif pos == self.viewsSplitter.width(
) - self.viewsSplitter.handleWidth():
self.dirsModel.setFilter(QDir.NoDotAndDotDot | QDir.AllEntries)
else:
self.dirsModel.setFilter(QDir.NoDotAndDotDot | QDir.AllDirs)
self.filesModel.setFilter(QDir.NoDotAndDotDot | QDir.Files)
def onDirsClick(self, item):
index = self.dirs.selectedIndexes()[0]
info = self.dirsModel.fileInfo(index)
if info.isDir():
self.currentPath = info.filePath()
self.files.setRootIndex(
self.filesModel.setRootPath(info.filePath()))
def onDirsDoubleClick(self, item):
index = self.dirs.selectedIndexes()[0]
info = self.dirsModel.fileInfo(index)
if info.isDir():
self.currentPath = info.filePath()
self.files.setRootIndex(
self.filesModel.setRootPath(info.filePath()))
else:
self.mainWindow.open_fits(info.filePath())
def onFilesDoubleClick(self, item):
index = self.files.selectedIndexes()[0]
info = self.filesModel.fileInfo(index)
if info.isDir():
self.setPath(info.filePath())
else:
try:
self.mainWindow.open_fits(info.filePath())
except FileNotFoundError:
self.setPath(self.currentPath) # refesh maybe?
def setPath(self, path):
self.currentPath = path
index = self.dirsModel.index(self.currentPath)
self.dirs.setCurrentIndex(index)
self.dirs.setExpanded(index, True)
self.files.setRootIndex(self.filesModel.setRootPath(self.currentPath))
def chooseRootDir(self):
dir = QFileDialog.getExistingDirectory(self, 'Select directory')
if dir:
self.setRootPath(dir)
def setRootPath(self, dir):
self.currentRootPath = dir
self.dirsModel.setRootPath(self.currentRootPath)
self.dirs.setRootIndex(self.dirsModel.index(self.currentRootPath))
self.setPath(self.currentRootPath)
def showOFFiles(self):
if self.showOFAction.isChecked():
self.dirsModel.setNameFilters(["*.FITS", "*.fits"])
self.filesModel.setNameFilters(["*.FITS", "*.fits"])
else:
self.dirsModel.setNameFilters(["*"])
self.filesModel.setNameFilters(["*"])
def writeSettings(self, settings):
settings.beginGroup("fileWidget")
settings.setValue('splitterGeometry',
self.viewsSplitter.saveGeometry())
settings.setValue('splitterState', self.viewsSplitter.saveState())
settings.setValue('rootPath', self.currentRootPath)
settings.setValue('path', self.currentPath)
settings.endGroup()
def readSettings(self, settings):
settings.beginGroup("fileWidget")
self.viewsSplitter.restoreGeometry(settings.value("splitterGeometry"))
self.viewsSplitter.restoreState(settings.value("splitterState"))
rootPath = settings.value("rootPath")
path = settings.value("path")
settings.endGroup()
if rootPath is None:
rootPath = '/'
self.setRootPath(rootPath)
if path is None:
path = QDir.currentPath()
self.setPath(path)
self.splitterMoved(self.viewsSplitter.handle(1).pos().x(), 0)