forked from M-Labs/artiq
browser: zommable file icons
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7be3ffe79f
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@ -56,6 +56,35 @@ class DirsOnlyProxy(QtCore.QSortFilterProxyModel):
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return QtCore.QSortFilterProxyModel.filterAcceptsRow(self, row, parent)
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class ZoomIconView(QtWidgets.QListView):
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zoom_step = 2**.25
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aspect = 2/3
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default_size = 15
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min_size = 2
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max_size = 200
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def __init__(self):
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QtWidgets.QListView.__init__(self)
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self._char_width = QtGui.QFontMetrics(self.font()).averageCharWidth()
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self.setViewMode(self.IconMode)
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w = self._char_width*self.default_size
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self.setIconSize(QtCore.QSize(w, w*self.aspect))
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self.setFlow(self.LeftToRight)
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self.setResizeMode(self.Adjust)
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self.setWrapping(True)
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def wheelEvent(self, ev):
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if ev.modifiers() & QtCore.Qt.ControlModifier:
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z = self.zoom_step**(ev.angleDelta().y()/120.)
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a = self._char_width*self.min_size
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b = self._char_width*self.max_size
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w = self.iconSize().width()*z
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if a <= w <= b:
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self.setIconSize(QtCore.QSize(w, w*self.aspect))
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else:
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QtWidgets.QListView.wheelEvent(self, ev)
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class FilesDock(QtWidgets.QDockWidget):
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def __init__(self, datasets, main_window, root="",
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select_file=None):
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@ -95,13 +124,7 @@ class FilesDock(QtWidgets.QDockWidget):
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self.rt.hideColumn(i)
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self.splitter.addWidget(self.rt)
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self.rl = QtWidgets.QListView()
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self.rl.setViewMode(self.rl.IconMode)
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l = QtGui.QFontMetrics(self.font()).lineSpacing()
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self.rl.setIconSize(QtCore.QSize(20*l, 15*l))
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self.rl.setFlow(self.rl.LeftToRight)
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self.rl.setResizeMode(self.rl.Adjust)
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self.rl.setWrapping(True)
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self.rl = ZoomIconView()
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self.rl.setModel(self.model)
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self.rl.selectionModel().currentChanged.connect(
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self.list_current_changed)
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