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ChannelSelectionView

Namespace: DISPLIB  ·  Library: Display Library

#include <disp/channelselectionview.h>

class DISPLIB::ChannelSelectionView

Interactive 2-D sensor-layout picker for building, loading and saving channel groups.

Drives a SelectionScene of layout dots; lasso / click selection updates the named groups stored in MNE .sel files and emits the resulting visible-channel list to the raw and butterfly viewers.

Inheritance​

Public Methods​

ChannelSelectionView(sSettingsPath, parent, pChannelInfoModel, f)​

Constructs a ChannelSelectionView which is a child of parent.

Parameters:

  • sSettingsPath : const QString & Settings path under which the widget persists its state (empty = no persistence).

  • parent : *QWidget ** pointer to parent widget; If parent is 0, the new ChannelSelectionView becomes a window. If parent is another widget, ChannelSelectionView becomes a child window inside parent. ChannelSelectionView is deleted when its parent is deleted.

  • pChannelInfoModel : QSharedPointer<ChannelInfoModel> pointer to the channel info model.

  • f : Qt::WindowType Qt window flags passed to the QWidget constructor.

~ChannelSelectionView()​

Destroys the ChannelSelectionView.

All ChannelSelectionView's children are deleted first. The application exits if ChannelSelectionView is the main widget.

setCurrentlyMappedFiffChannels(mappedLayoutChNames)​

Sets the currently mapped fiff channels.

used to create the group All.

Parameters:

  • mappedLayoutChNames : const QStringList & the currently to layout mapped channels.

highlightChannels(channelIndexList)​

Highlight channels This function highlights channels which were selected outside this selection manager (i.e in the DataWindow's Table View).

Parameters:

  • channelIndexList : QModelIndexList channels which are be to set as selected.

selectChannels(channelList)​

Select channels This function selects channels which were selected outside this selection manager (i.e in the DataWindow's Table View).

Parameters:

  • channelList : QStringList channels which are be to set as selected.

getSelectedChannels()​

Current selected channels This function returns the current channel selection.

Returns:

  • QStringList — Names of the user-defined channels, or of the visible group channels if none were user-defined.

getItemForChName(listWidget, channelName)​

gets the item corresponding to text in listWidget

Parameters:

  • listWidget : *QListWidget ** QListWidget which inhibits the needed item.

  • channelName : const QString & the corresponding channel name.

Returns:

  • *QListWidgetItem ** — Matching list item, or a newly allocated empty item owned by the caller if none matches.

getLayoutMap()​

returns the current layout map.

Returns:

  • const QMap< QString, QPointF > & — Map from channel name to its 2-D layout position.

newFiffFileLoaded(pFiffInfo)​

call this whenever a new file was loaded.

Parameters:

  • pFiffInfo : QSharedPointer<FiffInfo> & Measurement info of the new file (currently unused; the layout is reloaded).

getCurrentLayoutFile()​

Returns the currently selected layout file.

Returns:

  • QString — the currently selected layout file.

getCurrentGroupFile()​

Returns the currently loaded group file.

Returns:

  • QString — currently loaded selection group file.

setCurrentLayoutFile(currentLayoutFile)​

Sets the current layout file.

Parameters:

  • currentLayoutFile : QString the current layout file.

updateBadChannels()​

Update the scene items according to the bad channel list in the fiff info file.

updateDataView()​

Updates data view.

saveSettings()​

Saves all important settings of this view via QSettings.

loadSettings()​

Loads and inits all important settings of this view via QSettings.

updateGuiMode(mode)​

Update the views GUI based on the set GuiMode (Clinical=0, Research=1).

Parameters:

  • mode : GuiMode The new mode (Clinical=0, Research=1).

updateProcessingMode(mode)​

Update the views GUI based on the set ProcessingMode (RealTime=0, Offline=1).

Parameters:

  • mode : ProcessingMode The new mode (RealTime=0, Offline=1).

getViewWidget()​

Returns pointer to the portion of the channel view with the graphics view.

Returns:

  • *QWidget ** — pointer to the channelselectionview view.

getControlWidget()​

Returns pointer to the portion of the channel view with the controls.

Returns:

  • *QWidget ** — pointer to the channelselectionview controls.

isSelectionEmpty()​

Returns whether there is a user selection.

Returns:

  • bool — true if there is a user selection, false if not.

clearView()​

Clears the view.

Authors of this file​