Exemple #1
0
class IPFSHashExplorerToolBox(GalacteekTab):
    """
    Organizes IPFSHashExplorerWidgets with a QToolBox
    """
    def __init__(self, gWindow, hashRef, maxItems=16, parent=None):
        super(IPFSHashExplorerToolBox, self).__init__(gWindow)

        self.rootHash = hashRef
        self.maxItems = maxItems

        self.toolbox = QToolBox()
        self.exLayout = QVBoxLayout()
        self.exLayout.addWidget(self.toolbox)

        self.vLayout.addLayout(self.exLayout)
        if self.rootHash:
            self.viewHash(self.rootHash)

    @property
    def itemsCount(self):
        return self.toolbox.count()

    def viewHash(self, hashRef, addClose=False, autoOpenFolders=False):
        w = self.lookup(hashRef)
        if w:
            self.toolbox.setCurrentWidget(w)
            return True

        if self.itemsCount > self.maxItems:
            return False

        view = IPFSHashExplorerWidget(hashRef,
                                      parent=self,
                                      addClose=addClose,
                                      autoOpenFolders=autoOpenFolders)
        view.closeRequest.connect(functools.partial(self.remove, view))
        view.directoryOpenRequest.connect(
            lambda cid: self.viewHash(cid, addClose=True))

        idx = self.toolbox.addItem(view, getIconIpfsWhite(), hashRef)
        self.toolbox.setCurrentIndex(idx)
        view.reFocus()
        return True

    def lookup(self, hashRef):
        for idx in range(self.itemsCount):
            if self.toolbox.itemText(idx) == hashRef:
                return self.toolbox.widget(idx)

    def remove(self, view):
        idx = self.toolbox.indexOf(view)
        if idx:
            self.toolbox.removeItem(idx)
            # Always display previous index in the stack
            if self.itemsCount > 0:
                rIdx = idx - 1
                view = self.toolbox.widget(rIdx)
                if view:
                    self.toolbox.setCurrentWidget(view)
                    view.reFocus()