from pyqtgraph.Qt import QtCore, QtGui from .DockDrop import * from pyqtgraph.widgets.VerticalLabel import VerticalLabel class Dock(QtGui.QWidget, DockDrop): sigStretchChanged = QtCore.Signal() def __init__(self, name, area=None, size=(10, 10), widget=None, hideTitle=False, autoOrientation=True): QtGui.QWidget.__init__(self) DockDrop.__init__(self) self.area = area self.label = DockLabel(name, self) self.labelHidden = False self.moveLabel = True ## If false, the dock is no longer allowed to move the label. self.autoOrient = autoOrientation self.orientation = 'horizontal' #self.label.setAlignment(QtCore.Qt.AlignHCenter) self.topLayout = QtGui.QGridLayout() self.topLayout.setContentsMargins(0, 0, 0, 0) self.topLayout.setSpacing(0) self.setLayout(self.topLayout) self.topLayout.addWidget(self.label, 0, 1) self.widgetArea = QtGui.QWidget() self.topLayout.addWidget(self.widgetArea, 1, 1) self.layout = QtGui.QGridLayout() self.layout.setContentsMargins(0, 0, 0, 0) self.layout.setSpacing(0) self.widgetArea.setLayout(self.layout) self.widgetArea.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding) self.widgets = [] self.currentRow = 0 #self.titlePos = 'top' self.raiseOverlay() self.hStyle = """ Dock > QWidget { border: 1px solid #000; border-radius: 5px; border-top-left-radius: 0px; border-top-right-radius: 0px; border-top-width: 0px; }""" self.vStyle = """ Dock > QWidget { border: 1px solid #000; border-radius: 5px; border-top-left-radius: 0px; border-bottom-left-radius: 0px; border-left-width: 0px; }""" self.nStyle = """ Dock > QWidget { border: 1px solid #000; border-radius: 5px; }""" self.dragStyle = """ Dock > QWidget { border: 4px solid #00F; border-radius: 5px; }""" self.setAutoFillBackground(False) self.widgetArea.setStyleSheet(self.hStyle) self.setStretch(*size) if widget is not None: self.addWidget(widget) if hideTitle: self.hideTitleBar() def implements(self, name=None): if name is None: return ['dock'] else: return name == 'dock' def setStretch(self, x=None, y=None): """ Set the 'target' size for this Dock. The actual size will be determined by comparing this Dock's stretch value to the rest of the docks it shares space with. """ #print "setStretch", self, x, y #self._stretch = (x, y) if x is None: x = 0 if y is None: y = 0 #policy = self.sizePolicy() #policy.setHorizontalStretch(x) #policy.setVerticalStretch(y) #self.setSizePolicy(policy) self._stretch = (x, y) self.sigStretchChanged.emit() #print "setStretch", self, x, y, self.stretch() def stretch(self): #policy = self.sizePolicy() #return policy.horizontalStretch(), policy.verticalStretch() return self._stretch #def stretch(self): #return self._stretch def hideTitleBar(self): """ Hide the title bar for this Dock. This will prevent the Dock being moved by the user. """ self.label.hide() self.labelHidden = True if 'center' in self.allowedAreas: self.allowedAreas.remove('center') self.updateStyle() def showTitleBar(self): """ Show the title bar for this Dock. """ self.label.show() self.labelHidden = False self.allowedAreas.add('center') self.updateStyle() def setOrientation(self, o='auto', force=False): """ Sets the orientation of the title bar for this Dock. Must be one of 'auto', 'horizontal', or 'vertical'. By default ('auto'), the orientation is determined based on the aspect ratio of the Dock. """ #print self.name(), "setOrientation", o, force if o == 'auto' and self.autoOrient: if self.container().type() == 'tab': o = 'horizontal' elif self.width() > self.height()*1.5: o = 'vertical' else: o = 'horizontal' if force or self.orientation != o: self.orientation = o self.label.setOrientation(o) self.updateStyle() def updateStyle(self): ## updates orientation and appearance of title bar #print self.name(), "update style:", self.orientation, self.moveLabel, self.label.isVisible() if self.labelHidden: self.widgetArea.setStyleSheet(self.nStyle) elif self.orientation == 'vertical': self.label.setOrientation('vertical') if self.moveLabel: #print self.name(), "reclaim label" self.topLayout.addWidget(self.label, 1, 0) self.widgetArea.setStyleSheet(self.vStyle) else: self.label.setOrientation('horizontal') if self.moveLabel: #print self.name(), "reclaim label" self.topLayout.addWidget(self.label, 0, 1) self.widgetArea.setStyleSheet(self.hStyle) def resizeEvent(self, ev): self.setOrientation() self.resizeOverlay(self.size()) def name(self): return str(self.label.text()) def container(self): return self._container def addWidget(self, widget, row=None, col=0, rowspan=1, colspan=1): """ Add a new widget to the interior of this Dock. Each Dock uses a QGridLayout to arrange widgets within. """ if row is None: row = self.currentRow self.currentRow = max(row+1, self.currentRow) self.widgets.append(widget) self.layout.addWidget(widget, row, col, rowspan, colspan) self.raiseOverlay() def startDrag(self): self.drag = QtGui.QDrag(self) mime = QtCore.QMimeData() #mime.setPlainText("asd") self.drag.setMimeData(mime) self.widgetArea.setStyleSheet(self.dragStyle) self.update() action = self.drag.exec_() self.updateStyle() def float(self): self.area.floatDock(self) def containerChanged(self, c): #print self.name(), "container changed" self._container = c if c.type() != 'tab': self.moveLabel = True self.label.setDim(False) else: self.moveLabel = False self.setOrientation(force=True) def __repr__(self): return "" % (self.name(), self.stretch()) class DockLabel(VerticalLabel): sigClicked = QtCore.Signal(object, object) def __init__(self, text, dock): self.dim = False self.fixedWidth = False VerticalLabel.__init__(self, text, orientation='horizontal', forceWidth=False) self.setAlignment(QtCore.Qt.AlignTop|QtCore.Qt.AlignHCenter) self.dock = dock self.updateStyle() self.setAutoFillBackground(False) #def minimumSizeHint(self): ##sh = QtGui.QWidget.minimumSizeHint(self) #return QtCore.QSize(20, 20) def updateStyle(self): r = '3px' if self.dim: fg = '#aaa' bg = '#44a' border = '#339' else: fg = '#fff' bg = '#66c' border = '#55B' if self.orientation == 'vertical': self.vStyle = """DockLabel { background-color : %s; color : %s; border-top-right-radius: 0px; border-top-left-radius: %s; border-bottom-right-radius: 0px; border-bottom-left-radius: %s; border-width: 0px; border-right: 2px solid %s; padding-top: 3px; padding-bottom: 3px; }""" % (bg, fg, r, r, border) self.setStyleSheet(self.vStyle) else: self.hStyle = """DockLabel { background-color : %s; color : %s; border-top-right-radius: %s; border-top-left-radius: %s; border-bottom-right-radius: 0px; border-bottom-left-radius: 0px; border-width: 0px; border-bottom: 2px solid %s; padding-left: 3px; padding-right: 3px; }""" % (bg, fg, r, r, border) self.setStyleSheet(self.hStyle) def setDim(self, d): if self.dim != d: self.dim = d self.updateStyle() def setOrientation(self, o): VerticalLabel.setOrientation(self, o) self.updateStyle() def mousePressEvent(self, ev): if ev.button() == QtCore.Qt.LeftButton: self.pressPos = ev.pos() self.startedDrag = False ev.accept() def mouseMoveEvent(self, ev): if not self.startedDrag and (ev.pos() - self.pressPos).manhattanLength() > QtGui.QApplication.startDragDistance(): self.dock.startDrag() ev.accept() #print ev.pos() def mouseReleaseEvent(self, ev): if not self.startedDrag: #self.emit(QtCore.SIGNAL('clicked'), self, ev) self.sigClicked.emit(self, ev) ev.accept() def mouseDoubleClickEvent(self, ev): if ev.button() == QtCore.Qt.LeftButton: self.dock.float() #def paintEvent(self, ev): #p = QtGui.QPainter(self) ##p.setBrush(QtGui.QBrush(QtGui.QColor(100, 100, 200))) #p.setPen(QtGui.QPen(QtGui.QColor(50, 50, 100))) #p.drawRect(self.rect().adjusted(0, 0, -1, -1)) #VerticalLabel.paintEvent(self, ev)