nexxT.services.gui.BrowserWidget module

This module provides a widget for browsing the filesystem.

class nexxT.services.gui.BrowserWidget.BrowserWidget(parent=None)

Bases: QWidget

This class puts together a TabCompletionLineEdit and a list view of teh FolderListModel in one single widget.

__init__(parent=None)

activateNext()

Load next recording in the current directory.

activatePrev()

Load previous recording in the current directory.

activated

active()

The currently activated file

Returns:

a string instance

current()

A synonym for active()

Returns:

a string instance

folder()

Returns the current folder

Returns:

a Path instance

scrollTo(item)

Scrolls to the given item.

Parameters:

item – a string instance

Returns:

setActive(activeFile)

set the activated file

Parameters:

activeFile – a string or Path instance

Returns:

setFilter(flt)

Set the name filter of the file browser

Parameters:

flt – a string instance or a list of strings

Returns:

setFolder(folder)

Sets the current folder

Parameters:

folder – a string or a Path instance

Returns:

staticMetaObject = PySide6.QtCore.QMetaObject("BrowserWidget" inherits "QWidget": Methods:   #33 type=Signal, signature=activated(QString), parameters=QString )

class nexxT.services.gui.BrowserWidget.FolderListModel(parent)

Bases: QAbstractTableModel

This class provides a model for browsing a folder.

__init__(parent)

columnCount(index=<PySide6.QtCore.QModelIndex(-1, -1, 0x0, QObject(0x0))>)

overwritten from base class

Parameters:

index

Returns:

data(index, role)

overwritten from base class

Parameters:

• index

• role

Returns:

fileToIndex(filename)

return the given file name to a model index.

Parameters:

filename – a string or Path instance

Returns:

a QModelIndex instance

filter()

Return the current filter

Returns:

a list of strings

folder()

Return the current folder.

Returns:

a Path instance

folderChanged

headerData(section, orientation, role)

overwritten from base class

Parameters:

• section

• orientation

• role

Returns:

rowCount(index=<PySide6.QtCore.QModelIndex(-1, -1, 0x0, QObject(0x0))>)

overwritten from base class

Parameters:

index

Returns:

setFilter(flt)

Set the filter of this browser

Parameters:

flt – string or a list of strings containing glob-style patterns

Returns:

setFolder(folder)

set the folder of this browser

Parameters:

folder – a Path or string instance

Returns:

statCache = <nexxT.services.gui.BrowserWidget.StatCache object>

staticMetaObject = PySide6.QtCore.QMetaObject("FolderListModel" inherits "QAbstractTableModel": Methods:   #76 type=Signal, signature=folderChanged(QString), parameters=QString )

class nexxT.services.gui.BrowserWidget.StatCache

Bases: object

Class for caching file-system related accesses to prevent unnecessary slowliness for network drives.

MAX_NUM_CACHE_ENTRIES = 1048576

__init__()

class nexxT.services.gui.BrowserWidget.TabCompletionLineEdit(completer, parent=None)

Bases: QLineEdit

This class provides a line edit which changes the tab-key semantics to interact with a completer.

__init__(completer, parent=None)

event(event)

overwritten from base class

Parameters:

event

Returns:

keyPressEvent(event)

Overwritten from QWidget, intermit paste events to log in the text directly after pasting.

nextCompletion(direction)

interacts with the completer, selects next / previous item

Parameters:

direction – the direction, either -1 or +1

Returns:

pasted

staticMetaObject = PySide6.QtCore.QMetaObject("TabCompletionLineEdit" inherits "QLineEdit": Methods:   #49 type=Signal, signature=pasted() )