[f721030] | 1 | # global |
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| 2 | import sys |
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| 3 | import os |
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[e540cd2] | 4 | import time |
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[f721030] | 5 | import logging |
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| 6 | |
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| 7 | from PyQt4 import QtCore |
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| 8 | from PyQt4 import QtGui |
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| 9 | from PyQt4 import QtWebKit |
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[481ff26] | 10 | from PyQt4.Qt import QMutex |
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| 11 | |
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[f721030] | 12 | from twisted.internet import threads |
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| 13 | |
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| 14 | # SAS |
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| 15 | from sas.sascalc.dataloader.loader import Loader |
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| 16 | from sas.sasgui.guiframe.data_manager import DataManager |
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[e540cd2] | 17 | from sas.sasgui.guiframe.dataFitting import Data1D |
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| 18 | from sas.sasgui.guiframe.dataFitting import Data2D |
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[f721030] | 19 | |
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[31c5b58] | 20 | import sas.qtgui.GuiUtils as GuiUtils |
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| 21 | import sas.qtgui.PlotHelper as PlotHelper |
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| 22 | from sas.qtgui.Plotter import Plotter |
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| 23 | from sas.qtgui.Plotter2D import Plotter2D |
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| 24 | from sas.qtgui.DroppableDataLoadWidget import DroppableDataLoadWidget |
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[416fa8f] | 25 | from sas.qtgui.MaskEditor import MaskEditor |
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[f721030] | 26 | |
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[f82ab8c] | 27 | class DataExplorerWindow(DroppableDataLoadWidget): |
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[f721030] | 28 | # The controller which is responsible for managing signal slots connections |
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| 29 | # for the gui and providing an interface to the data model. |
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| 30 | |
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[630155bd] | 31 | def __init__(self, parent=None, guimanager=None, manager=None): |
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[f82ab8c] | 32 | super(DataExplorerWindow, self).__init__(parent, guimanager) |
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[f721030] | 33 | |
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| 34 | # Main model for keeping loaded data |
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| 35 | self.model = QtGui.QStandardItemModel(self) |
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[f82ab8c] | 36 | |
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| 37 | # Secondary model for keeping frozen data sets |
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| 38 | self.theory_model = QtGui.QStandardItemModel(self) |
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[f721030] | 39 | |
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| 40 | # GuiManager is the actual parent, but we needed to also pass the QMainWindow |
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| 41 | # in order to set the widget parentage properly. |
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| 42 | self.parent = guimanager |
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| 43 | self.loader = Loader() |
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[630155bd] | 44 | self.manager = manager if manager is not None else DataManager() |
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[4b71e91] | 45 | self.txt_widget = QtGui.QTextEdit(None) |
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[f721030] | 46 | |
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[481ff26] | 47 | # Be careful with twisted threads. |
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| 48 | self.mutex = QMutex() |
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| 49 | |
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[8cb6cd6] | 50 | # Active plots |
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| 51 | self.active_plots = [] |
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| 52 | |
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[f721030] | 53 | # Connect the buttons |
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| 54 | self.cmdLoad.clicked.connect(self.loadFile) |
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[f82ab8c] | 55 | self.cmdDeleteData.clicked.connect(self.deleteFile) |
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| 56 | self.cmdDeleteTheory.clicked.connect(self.deleteTheory) |
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| 57 | self.cmdFreeze.clicked.connect(self.freezeTheory) |
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[f721030] | 58 | self.cmdSendTo.clicked.connect(self.sendData) |
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[1042dba] | 59 | self.cmdNew.clicked.connect(self.newPlot) |
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[8cb6cd6] | 60 | self.cmdAppend.clicked.connect(self.appendPlot) |
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[481ff26] | 61 | self.cmdHelp.clicked.connect(self.displayHelp) |
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| 62 | self.cmdHelp_2.clicked.connect(self.displayHelp) |
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| 63 | |
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| 64 | # Display HTML content |
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| 65 | self._helpView = QtWebKit.QWebView() |
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[f721030] | 66 | |
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[83d6249] | 67 | # Fill in the perspectives combo |
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| 68 | self.initPerspectives() |
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| 69 | |
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[e540cd2] | 70 | # Custom context menu |
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| 71 | self.treeView.setContextMenuPolicy(QtCore.Qt.CustomContextMenu) |
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| 72 | self.treeView.customContextMenuRequested.connect(self.onCustomContextMenu) |
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[4b71e91] | 73 | self.contextMenu() |
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[e540cd2] | 74 | |
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[cbcdd2c] | 75 | # Same menus for the theory view |
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| 76 | self.freezeView.setContextMenuPolicy(QtCore.Qt.CustomContextMenu) |
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| 77 | self.freezeView.customContextMenuRequested.connect(self.onCustomContextMenu) |
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| 78 | |
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[488c49d] | 79 | # Connect the comboboxes |
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| 80 | self.cbSelect.currentIndexChanged.connect(self.selectData) |
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| 81 | |
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[f82ab8c] | 82 | #self.closeEvent.connect(self.closeEvent) |
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[cbcdd2c] | 83 | self.currentChanged.connect(self.onTabSwitch) |
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[e540cd2] | 84 | self.communicator = self.parent.communicator() |
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[f82ab8c] | 85 | self.communicator.fileReadSignal.connect(self.loadFromURL) |
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[8cb6cd6] | 86 | self.communicator.activeGraphsSignal.connect(self.updateGraphCombo) |
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[27313b7] | 87 | self.communicator.activeGraphName.connect(self.updatePlotName) |
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[8cb6cd6] | 88 | self.cbgraph.editTextChanged.connect(self.enableGraphCombo) |
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| 89 | self.cbgraph.currentIndexChanged.connect(self.enableGraphCombo) |
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[f721030] | 90 | |
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[5236449] | 91 | self._perspective = self.parent.perspective() |
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| 92 | |
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[f721030] | 93 | # Proxy model for showing a subset of Data1D/Data2D content |
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[481ff26] | 94 | self.data_proxy = QtGui.QSortFilterProxyModel(self) |
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| 95 | self.data_proxy.setSourceModel(self.model) |
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| 96 | |
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| 97 | # Don't show "empty" rows with data objects |
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| 98 | self.data_proxy.setFilterRegExp(r"[^()]") |
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[f721030] | 99 | |
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| 100 | # The Data viewer is QTreeView showing the proxy model |
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[481ff26] | 101 | self.treeView.setModel(self.data_proxy) |
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| 102 | |
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| 103 | # Proxy model for showing a subset of Theory content |
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| 104 | self.theory_proxy = QtGui.QSortFilterProxyModel(self) |
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| 105 | self.theory_proxy.setSourceModel(self.theory_model) |
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| 106 | |
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| 107 | # Don't show "empty" rows with data objects |
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| 108 | self.theory_proxy.setFilterRegExp(r"[^()]") |
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[f721030] | 109 | |
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[f82ab8c] | 110 | # Theory model view |
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[481ff26] | 111 | self.freezeView.setModel(self.theory_proxy) |
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[f82ab8c] | 112 | |
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[8cb6cd6] | 113 | self.enableGraphCombo(None) |
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| 114 | |
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[cbcdd2c] | 115 | # Current view on model |
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| 116 | self.current_view = self.treeView |
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| 117 | |
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[f82ab8c] | 118 | def closeEvent(self, event): |
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| 119 | """ |
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| 120 | Overwrite the close event - no close! |
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| 121 | """ |
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| 122 | event.ignore() |
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[1042dba] | 123 | |
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[cbcdd2c] | 124 | def onTabSwitch(self, index): |
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| 125 | """ Callback for tab switching signal """ |
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| 126 | if index == 0: |
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| 127 | self.current_view = self.treeView |
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| 128 | else: |
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| 129 | self.current_view = self.freezeView |
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| 130 | |
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[481ff26] | 131 | def displayHelp(self): |
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| 132 | """ |
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| 133 | Show the "Loading data" section of help |
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| 134 | """ |
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[31c5b58] | 135 | tree_location = self.parent.HELP_DIRECTORY_LOCATION +\ |
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| 136 | "/user/sasgui/guiframe/data_explorer_help.html" |
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| 137 | self._helpView.load(QtCore.QUrl(tree_location)) |
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[481ff26] | 138 | self._helpView.show() |
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| 139 | |
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[8cb6cd6] | 140 | def enableGraphCombo(self, combo_text): |
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| 141 | """ |
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| 142 | Enables/disables "Assign Plot" elements |
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| 143 | """ |
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| 144 | self.cbgraph.setEnabled(len(PlotHelper.currentPlots()) > 0) |
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| 145 | self.cmdAppend.setEnabled(len(PlotHelper.currentPlots()) > 0) |
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| 146 | |
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[83d6249] | 147 | def initPerspectives(self): |
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| 148 | """ |
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| 149 | Populate the Perspective combobox and define callbacks |
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| 150 | """ |
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| 151 | self.cbFitting.currentIndexChanged.connect(self.updatePerspectiveCombo) |
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| 152 | # Set the index so we see the default (Fitting) |
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| 153 | self.updatePerspectiveCombo(0) |
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| 154 | |
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[f82ab8c] | 155 | def loadFromURL(self, url): |
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| 156 | """ |
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| 157 | Threaded file load |
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| 158 | """ |
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| 159 | load_thread = threads.deferToThread(self.readData, url) |
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| 160 | load_thread.addCallback(self.loadComplete) |
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[5032ea68] | 161 | |
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| 162 | def loadFile(self, event=None): |
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[f721030] | 163 | """ |
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| 164 | Called when the "Load" button pressed. |
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[481ff26] | 165 | Opens the Qt "Open File..." dialog |
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[f721030] | 166 | """ |
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| 167 | path_str = self.chooseFiles() |
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| 168 | if not path_str: |
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| 169 | return |
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[f82ab8c] | 170 | self.loadFromURL(path_str) |
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[f721030] | 171 | |
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[5032ea68] | 172 | def loadFolder(self, event=None): |
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[f721030] | 173 | """ |
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[5032ea68] | 174 | Called when the "File/Load Folder" menu item chosen. |
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[481ff26] | 175 | Opens the Qt "Open Folder..." dialog |
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[f721030] | 176 | """ |
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[481ff26] | 177 | folder = QtGui.QFileDialog.getExistingDirectory(self, "Choose a directory", "", |
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[9e426c1] | 178 | QtGui.QFileDialog.ShowDirsOnly | QtGui.QFileDialog.DontUseNativeDialog) |
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[481ff26] | 179 | if folder is None: |
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[5032ea68] | 180 | return |
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| 181 | |
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[481ff26] | 182 | folder = str(folder) |
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[f721030] | 183 | |
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[481ff26] | 184 | if not os.path.isdir(folder): |
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[5032ea68] | 185 | return |
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[f721030] | 186 | |
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[5032ea68] | 187 | # get content of dir into a list |
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[481ff26] | 188 | path_str = [os.path.join(os.path.abspath(folder), filename) |
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[e540cd2] | 189 | for filename in os.listdir(folder)] |
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[f721030] | 190 | |
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[f82ab8c] | 191 | self.loadFromURL(path_str) |
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[5032ea68] | 192 | |
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[630155bd] | 193 | def loadProject(self): |
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| 194 | """ |
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| 195 | Called when the "Open Project" menu item chosen. |
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| 196 | """ |
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| 197 | kwargs = { |
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| 198 | 'parent' : self, |
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| 199 | 'caption' : 'Open Project', |
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| 200 | 'filter' : 'Project (*.json);;All files (*.*)', |
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| 201 | 'options' : QtGui.QFileDialog.DontUseNativeDialog |
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| 202 | } |
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| 203 | filename = str(QtGui.QFileDialog.getOpenFileName(**kwargs)) |
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| 204 | if filename: |
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| 205 | load_thread = threads.deferToThread(self.readProject, filename) |
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| 206 | load_thread.addCallback(self.readProjectComplete) |
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| 207 | |
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| 208 | def readProject(self, filename): |
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| 209 | self.communicator.statusBarUpdateSignal.emit("Loading Project... %s" % os.path.basename(filename)) |
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| 210 | try: |
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| 211 | manager = DataManager() |
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| 212 | with open(filename, 'r') as infile: |
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| 213 | manager.load_from_readable(infile) |
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| 214 | |
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| 215 | self.communicator.statusBarUpdateSignal.emit("Loaded Project: %s" % os.path.basename(filename)) |
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| 216 | return manager |
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| 217 | |
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| 218 | except: |
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| 219 | self.communicator.statusBarUpdateSignal.emit("Failed: %s" % os.path.basename(filename)) |
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| 220 | raise |
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| 221 | |
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| 222 | def readProjectComplete(self, manager): |
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| 223 | self.model.clear() |
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| 224 | |
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| 225 | self.manager.assign(manager) |
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| 226 | for id, item in self.manager.get_all_data().iteritems(): |
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| 227 | self.updateModel(item.data, item.path) |
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| 228 | |
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| 229 | self.model.reset() |
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| 230 | |
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| 231 | def saveProject(self): |
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| 232 | """ |
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| 233 | Called when the "Save Project" menu item chosen. |
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| 234 | """ |
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| 235 | kwargs = { |
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| 236 | 'parent' : self, |
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| 237 | 'caption' : 'Save Project', |
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| 238 | 'filter' : 'Project (*.json)', |
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| 239 | 'options' : QtGui.QFileDialog.DontUseNativeDialog |
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| 240 | } |
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| 241 | filename = str(QtGui.QFileDialog.getSaveFileName(**kwargs)) |
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| 242 | if filename: |
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| 243 | self.communicator.statusBarUpdateSignal.emit("Saving Project... %s\n" % os.path.basename(filename)) |
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| 244 | with open(filename, 'w') as outfile: |
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| 245 | self.manager.save_to_writable(outfile) |
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| 246 | |
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[5032ea68] | 247 | def deleteFile(self, event): |
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| 248 | """ |
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| 249 | Delete selected rows from the model |
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| 250 | """ |
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| 251 | # Assure this is indeed wanted |
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| 252 | delete_msg = "This operation will delete the checked data sets and all the dependents." +\ |
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| 253 | "\nDo you want to continue?" |
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[e540cd2] | 254 | reply = QtGui.QMessageBox.question(self, |
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| 255 | 'Warning', |
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| 256 | delete_msg, |
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| 257 | QtGui.QMessageBox.Yes, |
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| 258 | QtGui.QMessageBox.No) |
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[5032ea68] | 259 | |
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| 260 | if reply == QtGui.QMessageBox.No: |
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| 261 | return |
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| 262 | |
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| 263 | # Figure out which rows are checked |
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| 264 | ind = -1 |
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| 265 | # Use 'while' so the row count is forced at every iteration |
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| 266 | while ind < self.model.rowCount(): |
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| 267 | ind += 1 |
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| 268 | item = self.model.item(ind) |
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| 269 | if item and item.isCheckable() and item.checkState() == QtCore.Qt.Checked: |
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| 270 | # Delete these rows from the model |
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| 271 | self.model.removeRow(ind) |
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| 272 | # Decrement index since we just deleted it |
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| 273 | ind -= 1 |
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| 274 | |
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| 275 | # pass temporarily kept as a breakpoint anchor |
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[f721030] | 276 | pass |
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| 277 | |
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[f82ab8c] | 278 | def deleteTheory(self, event): |
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| 279 | """ |
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| 280 | Delete selected rows from the theory model |
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| 281 | """ |
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| 282 | # Assure this is indeed wanted |
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| 283 | delete_msg = "This operation will delete the checked data sets and all the dependents." +\ |
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| 284 | "\nDo you want to continue?" |
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[8cb6cd6] | 285 | reply = QtGui.QMessageBox.question(self, |
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| 286 | 'Warning', |
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| 287 | delete_msg, |
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| 288 | QtGui.QMessageBox.Yes, |
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| 289 | QtGui.QMessageBox.No) |
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[f82ab8c] | 290 | |
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| 291 | if reply == QtGui.QMessageBox.No: |
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| 292 | return |
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| 293 | |
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| 294 | # Figure out which rows are checked |
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| 295 | ind = -1 |
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| 296 | # Use 'while' so the row count is forced at every iteration |
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| 297 | while ind < self.theory_model.rowCount(): |
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| 298 | ind += 1 |
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| 299 | item = self.theory_model.item(ind) |
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| 300 | if item and item.isCheckable() and item.checkState() == QtCore.Qt.Checked: |
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| 301 | # Delete these rows from the model |
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| 302 | self.theory_model.removeRow(ind) |
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| 303 | # Decrement index since we just deleted it |
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| 304 | ind -= 1 |
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| 305 | |
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| 306 | # pass temporarily kept as a breakpoint anchor |
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| 307 | pass |
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| 308 | |
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[f721030] | 309 | def sendData(self, event): |
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| 310 | """ |
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[5032ea68] | 311 | Send selected item data to the current perspective and set the relevant notifiers |
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[f721030] | 312 | """ |
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[5032ea68] | 313 | # should this reside on GuiManager or here? |
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| 314 | self._perspective = self.parent.perspective() |
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[f721030] | 315 | |
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[5032ea68] | 316 | # Set the signal handlers |
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| 317 | self.communicator.updateModelFromPerspectiveSignal.connect(self.updateModelFromPerspective) |
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[f721030] | 318 | |
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[adf81b8] | 319 | def isItemReady(index): |
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[5032ea68] | 320 | item = self.model.item(index) |
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[adf81b8] | 321 | return item.isCheckable() and item.checkState() == QtCore.Qt.Checked |
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| 322 | |
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| 323 | # Figure out which rows are checked |
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| 324 | selected_items = [self.model.item(index) |
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| 325 | for index in xrange(self.model.rowCount()) |
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| 326 | if isItemReady(index)] |
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[f721030] | 327 | |
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[f82ab8c] | 328 | if len(selected_items) < 1: |
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| 329 | return |
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| 330 | |
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[f721030] | 331 | # Which perspective has been selected? |
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[5032ea68] | 332 | if len(selected_items) > 1 and not self._perspective.allowBatch(): |
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| 333 | msg = self._perspective.title() + " does not allow multiple data." |
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| 334 | msgbox = QtGui.QMessageBox() |
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| 335 | msgbox.setIcon(QtGui.QMessageBox.Critical) |
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| 336 | msgbox.setText(msg) |
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| 337 | msgbox.setStandardButtons(QtGui.QMessageBox.Ok) |
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| 338 | retval = msgbox.exec_() |
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| 339 | return |
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[a281ab8] | 340 | |
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[f721030] | 341 | # Notify the GuiManager about the send request |
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[469b4622] | 342 | self._perspective.setData(data_item=selected_items) |
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[5032ea68] | 343 | |
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[f82ab8c] | 344 | def freezeTheory(self, event): |
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| 345 | """ |
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| 346 | Freeze selected theory rows. |
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| 347 | |
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[ca8b853] | 348 | "Freezing" means taking the plottable data from the Theory item |
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| 349 | and copying it to a separate top-level item in Data. |
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[f82ab8c] | 350 | """ |
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[ca8b853] | 351 | # Figure out which rows are checked |
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[f82ab8c] | 352 | # Use 'while' so the row count is forced at every iteration |
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| 353 | outer_index = -1 |
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[481ff26] | 354 | theories_copied = 0 |
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[ca8b853] | 355 | while outer_index < self.theory_model.rowCount(): |
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[f82ab8c] | 356 | outer_index += 1 |
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[ca8b853] | 357 | outer_item = self.theory_model.item(outer_index) |
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[f82ab8c] | 358 | if not outer_item: |
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| 359 | continue |
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[ca8b853] | 360 | if outer_item.isCheckable() and \ |
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| 361 | outer_item.checkState() == QtCore.Qt.Checked: |
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| 362 | theories_copied += 1 |
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| 363 | new_item = self.recursivelyCloneItem(outer_item) |
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| 364 | # Append a "unique" descriptor to the name |
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| 365 | time_bit = str(time.time())[7:-1].replace('.', '') |
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| 366 | new_name = new_item.text() + '_@' + time_bit |
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| 367 | new_item.setText(new_name) |
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| 368 | self.model.appendRow(new_item) |
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| 369 | self.model.reset() |
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[f82ab8c] | 370 | |
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[481ff26] | 371 | freeze_msg = "" |
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| 372 | if theories_copied == 0: |
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| 373 | return |
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| 374 | elif theories_copied == 1: |
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[ca8b853] | 375 | freeze_msg = "1 theory copied from the Theory tab as a data set" |
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[481ff26] | 376 | elif theories_copied > 1: |
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[ca8b853] | 377 | freeze_msg = "%i theories copied from the Theory tab as data sets" % theories_copied |
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[481ff26] | 378 | else: |
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| 379 | freeze_msg = "Unexpected number of theories copied: %i" % theories_copied |
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| 380 | raise AttributeError, freeze_msg |
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| 381 | self.communicator.statusBarUpdateSignal.emit(freeze_msg) |
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| 382 | # Actively switch tabs |
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| 383 | self.setCurrentIndex(1) |
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| 384 | |
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| 385 | def recursivelyCloneItem(self, item): |
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| 386 | """ |
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| 387 | Clone QStandardItem() object |
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| 388 | """ |
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| 389 | new_item = item.clone() |
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| 390 | # clone doesn't do deepcopy :( |
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| 391 | for child_index in xrange(item.rowCount()): |
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| 392 | child_item = self.recursivelyCloneItem(item.child(child_index)) |
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| 393 | new_item.setChild(child_index, child_item) |
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| 394 | return new_item |
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[f82ab8c] | 395 | |
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[27313b7] | 396 | def updatePlotName(self, name_tuple): |
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| 397 | """ |
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| 398 | Modify the name of the current plot |
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| 399 | """ |
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| 400 | old_name, current_name = name_tuple |
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| 401 | ind = self.cbgraph.findText(old_name) |
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| 402 | self.cbgraph.setCurrentIndex(ind) |
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| 403 | self.cbgraph.setItemText(ind, current_name) |
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| 404 | |
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[8cb6cd6] | 405 | def updateGraphCombo(self, graph_list): |
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| 406 | """ |
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| 407 | Modify Graph combo box on graph add/delete |
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| 408 | """ |
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| 409 | orig_text = self.cbgraph.currentText() |
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| 410 | self.cbgraph.clear() |
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[adf81b8] | 411 | graph_titles= ["Graph"+str(graph) for graph in graph_list] |
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| 412 | |
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[8cb6cd6] | 413 | self.cbgraph.insertItems(0, graph_titles) |
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| 414 | ind = self.cbgraph.findText(orig_text) |
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| 415 | if ind > 0: |
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| 416 | self.cbgraph.setCurrentIndex(ind) |
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| 417 | |
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[83d6249] | 418 | def updatePerspectiveCombo(self, index): |
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| 419 | """ |
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| 420 | Notify the gui manager about the new perspective chosen. |
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| 421 | """ |
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| 422 | self.communicator.perspectiveChangedSignal.emit(self.cbFitting.currentText()) |
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| 423 | |
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[1042dba] | 424 | def newPlot(self): |
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| 425 | """ |
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| 426 | Create a new matplotlib chart from selected data |
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| 427 | """ |
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[0cd8612] | 428 | plots = GuiUtils.plotsFromCheckedItems(self.model) |
---|
[1042dba] | 429 | |
---|
| 430 | # Call show on requested plots |
---|
[31c5b58] | 431 | # All same-type charts in one plot |
---|
| 432 | new_plot = Plotter(self) |
---|
[adf81b8] | 433 | |
---|
[3bdbfcc] | 434 | def addDataPlot2D(plot_set, item): |
---|
[adf81b8] | 435 | plot2D = Plotter2D(self) |
---|
[3bdbfcc] | 436 | plot2D.item = item |
---|
[9290b1a] | 437 | plot2D.plot(plot_set) |
---|
[adf81b8] | 438 | self.plotAdd(plot2D) |
---|
| 439 | |
---|
[3bdbfcc] | 440 | for item, plot_set in plots: |
---|
[49e124c] | 441 | if isinstance(plot_set, Data1D): |
---|
[9290b1a] | 442 | new_plot.plot(plot_set) |
---|
[49e124c] | 443 | elif isinstance(plot_set, Data2D): |
---|
[3bdbfcc] | 444 | addDataPlot2D(plot_set, item) |
---|
[49e124c] | 445 | else: |
---|
| 446 | msg = "Incorrect data type passed to Plotting" |
---|
| 447 | raise AttributeError, msg |
---|
| 448 | |
---|
[31c5b58] | 449 | if plots and \ |
---|
[b4b8589] | 450 | hasattr(new_plot, 'data') and \ |
---|
| 451 | isinstance(new_plot.data, Data1D): |
---|
| 452 | self.plotAdd(new_plot) |
---|
[1042dba] | 453 | |
---|
[31c5b58] | 454 | def plotAdd(self, new_plot): |
---|
| 455 | """ |
---|
| 456 | Helper method for plot bookkeeping |
---|
| 457 | """ |
---|
| 458 | # Update the global plot counter |
---|
| 459 | title = "Graph"+str(PlotHelper.idOfPlot(new_plot)) |
---|
| 460 | new_plot.setWindowTitle(title) |
---|
[8cb6cd6] | 461 | |
---|
[31c5b58] | 462 | # Add the plot to the workspace |
---|
| 463 | self.parent.workspace().addWindow(new_plot) |
---|
[8cb6cd6] | 464 | |
---|
[31c5b58] | 465 | # Show the plot |
---|
| 466 | new_plot.show() |
---|
[f721030] | 467 | |
---|
[31c5b58] | 468 | # Update the active chart list |
---|
| 469 | self.active_plots.append(title) |
---|
[8cb6cd6] | 470 | |
---|
| 471 | def appendPlot(self): |
---|
| 472 | """ |
---|
| 473 | Add data set(s) to the existing matplotlib chart |
---|
| 474 | """ |
---|
| 475 | # new plot data |
---|
| 476 | new_plots = GuiUtils.plotsFromCheckedItems(self.model) |
---|
| 477 | |
---|
| 478 | # old plot data |
---|
[27313b7] | 479 | plot_id = self.cbgraph.currentIndex() + 1 |
---|
[8cb6cd6] | 480 | |
---|
| 481 | assert plot_id in PlotHelper.currentPlots(), "No such plot: Graph%s"%str(plot_id) |
---|
| 482 | |
---|
| 483 | old_plot = PlotHelper.plotById(plot_id) |
---|
| 484 | |
---|
[14d9c7b] | 485 | # Add new data to the old plot, if data type is the same. |
---|
[3bdbfcc] | 486 | for _, plot_set in new_plots: |
---|
[14d9c7b] | 487 | if type(plot_set) is type(old_plot._data): |
---|
[31c5b58] | 488 | old_plot.data = plot_set |
---|
[14d9c7b] | 489 | old_plot.plot() |
---|
[8cb6cd6] | 490 | |
---|
[f721030] | 491 | def chooseFiles(self): |
---|
| 492 | """ |
---|
[5032ea68] | 493 | Shows the Open file dialog and returns the chosen path(s) |
---|
[f721030] | 494 | """ |
---|
| 495 | # List of known extensions |
---|
| 496 | wlist = self.getWlist() |
---|
| 497 | |
---|
| 498 | # Location is automatically saved - no need to keep track of the last dir |
---|
[5032ea68] | 499 | # But only with Qt built-in dialog (non-platform native) |
---|
[9e426c1] | 500 | paths = QtGui.QFileDialog.getOpenFileNames(self, "Choose a file", "", |
---|
[5032ea68] | 501 | wlist, None, QtGui.QFileDialog.DontUseNativeDialog) |
---|
[f721030] | 502 | if paths is None: |
---|
| 503 | return |
---|
| 504 | |
---|
[481ff26] | 505 | if isinstance(paths, QtCore.QStringList): |
---|
[9e426c1] | 506 | paths = [str(f) for f in paths] |
---|
| 507 | |
---|
[0cd8612] | 508 | if not isinstance(paths, list): |
---|
[f721030] | 509 | paths = [paths] |
---|
| 510 | |
---|
[9e426c1] | 511 | return paths |
---|
[f721030] | 512 | |
---|
| 513 | def readData(self, path): |
---|
| 514 | """ |
---|
[481ff26] | 515 | verbatim copy-paste from |
---|
| 516 | sasgui.guiframe.local_perspectives.data_loader.data_loader.py |
---|
[f721030] | 517 | slightly modified for clarity |
---|
| 518 | """ |
---|
| 519 | message = "" |
---|
| 520 | log_msg = '' |
---|
| 521 | output = {} |
---|
| 522 | any_error = False |
---|
| 523 | data_error = False |
---|
| 524 | error_message = "" |
---|
[e540cd2] | 525 | number_of_files = len(path) |
---|
| 526 | self.communicator.progressBarUpdateSignal.emit(0.0) |
---|
| 527 | |
---|
| 528 | for index, p_file in enumerate(path): |
---|
[f721030] | 529 | basename = os.path.basename(p_file) |
---|
| 530 | _, extension = os.path.splitext(basename) |
---|
[0cd8612] | 531 | if extension.lower() in GuiUtils.EXTENSIONS: |
---|
[f721030] | 532 | any_error = True |
---|
| 533 | log_msg = "Data Loader cannot " |
---|
| 534 | log_msg += "load: %s\n" % str(p_file) |
---|
| 535 | log_msg += """Please try to open that file from "open project" """ |
---|
| 536 | log_msg += """or "open analysis" menu\n""" |
---|
| 537 | error_message = log_msg + "\n" |
---|
| 538 | logging.info(log_msg) |
---|
| 539 | continue |
---|
| 540 | |
---|
| 541 | try: |
---|
[5032ea68] | 542 | message = "Loading Data... " + str(basename) + "\n" |
---|
[f721030] | 543 | |
---|
| 544 | # change this to signal notification in GuiManager |
---|
[f82ab8c] | 545 | self.communicator.statusBarUpdateSignal.emit(message) |
---|
[f721030] | 546 | |
---|
| 547 | output_objects = self.loader.load(p_file) |
---|
| 548 | |
---|
| 549 | # Some loaders return a list and some just a single Data1D object. |
---|
| 550 | # Standardize. |
---|
| 551 | if not isinstance(output_objects, list): |
---|
| 552 | output_objects = [output_objects] |
---|
| 553 | |
---|
| 554 | for item in output_objects: |
---|
[481ff26] | 555 | # cast sascalc.dataloader.data_info.Data1D into |
---|
| 556 | # sasgui.guiframe.dataFitting.Data1D |
---|
[f721030] | 557 | # TODO : Fix it |
---|
| 558 | new_data = self.manager.create_gui_data(item, p_file) |
---|
| 559 | output[new_data.id] = new_data |
---|
[481ff26] | 560 | |
---|
| 561 | # Model update should be protected |
---|
| 562 | self.mutex.lock() |
---|
[f721030] | 563 | self.updateModel(new_data, p_file) |
---|
[5032ea68] | 564 | self.model.reset() |
---|
| 565 | QtGui.qApp.processEvents() |
---|
[481ff26] | 566 | self.mutex.unlock() |
---|
[f721030] | 567 | |
---|
| 568 | if hasattr(item, 'errors'): |
---|
| 569 | for error_data in item.errors: |
---|
| 570 | data_error = True |
---|
| 571 | message += "\tError: {0}\n".format(error_data) |
---|
| 572 | else: |
---|
[5032ea68] | 573 | |
---|
[f721030] | 574 | logging.error("Loader returned an invalid object:\n %s" % str(item)) |
---|
| 575 | data_error = True |
---|
| 576 | |
---|
[5032ea68] | 577 | except Exception as ex: |
---|
[f721030] | 578 | logging.error(sys.exc_value) |
---|
[5032ea68] | 579 | |
---|
[f721030] | 580 | any_error = True |
---|
| 581 | if any_error or error_message != "": |
---|
| 582 | if error_message == "": |
---|
| 583 | error = "Error: " + str(sys.exc_info()[1]) + "\n" |
---|
| 584 | error += "while loading Data: \n%s\n" % str(basename) |
---|
| 585 | error_message += "The data file you selected could not be loaded.\n" |
---|
| 586 | error_message += "Make sure the content of your file" |
---|
| 587 | error_message += " is properly formatted.\n\n" |
---|
| 588 | error_message += "When contacting the SasView team, mention the" |
---|
| 589 | error_message += " following:\n%s" % str(error) |
---|
| 590 | elif data_error: |
---|
| 591 | base_message = "Errors occurred while loading " |
---|
| 592 | base_message += "{0}\n".format(basename) |
---|
| 593 | base_message += "The data file loaded but with errors.\n" |
---|
| 594 | error_message = base_message + error_message |
---|
| 595 | else: |
---|
| 596 | error_message += "%s\n" % str(p_file) |
---|
[481ff26] | 597 | |
---|
[e540cd2] | 598 | current_percentage = int(100.0* index/number_of_files) |
---|
| 599 | self.communicator.progressBarUpdateSignal.emit(current_percentage) |
---|
| 600 | |
---|
[f721030] | 601 | if any_error or error_message: |
---|
[0cd8612] | 602 | logging.error(error_message) |
---|
| 603 | status_bar_message = "Errors occurred while loading %s" % format(basename) |
---|
| 604 | self.communicator.statusBarUpdateSignal.emit(status_bar_message) |
---|
[f721030] | 605 | |
---|
| 606 | else: |
---|
| 607 | message = "Loading Data Complete! " |
---|
| 608 | message += log_msg |
---|
[0cd8612] | 609 | # Notify the progress bar that the updates are over. |
---|
[e540cd2] | 610 | self.communicator.progressBarUpdateSignal.emit(-1) |
---|
[481ff26] | 611 | |
---|
[a281ab8] | 612 | return output, message |
---|
[f721030] | 613 | |
---|
| 614 | def getWlist(self): |
---|
| 615 | """ |
---|
[f82ab8c] | 616 | Wildcards of files we know the format of. |
---|
[f721030] | 617 | """ |
---|
| 618 | # Display the Qt Load File module |
---|
| 619 | cards = self.loader.get_wildcards() |
---|
| 620 | |
---|
| 621 | # get rid of the wx remnant in wildcards |
---|
| 622 | # TODO: modify sasview loader get_wildcards method, after merge, |
---|
| 623 | # so this kludge can be avoided |
---|
| 624 | new_cards = [] |
---|
| 625 | for item in cards: |
---|
| 626 | new_cards.append(item[:item.find("|")]) |
---|
| 627 | wlist = ';;'.join(new_cards) |
---|
| 628 | |
---|
| 629 | return wlist |
---|
[488c49d] | 630 | |
---|
| 631 | def selectData(self, index): |
---|
| 632 | """ |
---|
| 633 | Callback method for modifying the TreeView on Selection Options change |
---|
| 634 | """ |
---|
| 635 | if not isinstance(index, int): |
---|
| 636 | msg = "Incorrect type passed to DataExplorer.selectData()" |
---|
| 637 | raise AttributeError, msg |
---|
| 638 | |
---|
| 639 | # Respond appropriately |
---|
| 640 | if index == 0: |
---|
| 641 | # Select All |
---|
[5032ea68] | 642 | for index in range(self.model.rowCount()): |
---|
| 643 | item = self.model.item(index) |
---|
| 644 | if item.isCheckable() and item.checkState() == QtCore.Qt.Unchecked: |
---|
[488c49d] | 645 | item.setCheckState(QtCore.Qt.Checked) |
---|
| 646 | elif index == 1: |
---|
| 647 | # De-select All |
---|
[5032ea68] | 648 | for index in range(self.model.rowCount()): |
---|
| 649 | item = self.model.item(index) |
---|
| 650 | if item.isCheckable() and item.checkState() == QtCore.Qt.Checked: |
---|
[488c49d] | 651 | item.setCheckState(QtCore.Qt.Unchecked) |
---|
| 652 | |
---|
| 653 | elif index == 2: |
---|
| 654 | # Select All 1-D |
---|
[5032ea68] | 655 | for index in range(self.model.rowCount()): |
---|
| 656 | item = self.model.item(index) |
---|
[488c49d] | 657 | item.setCheckState(QtCore.Qt.Unchecked) |
---|
[5032ea68] | 658 | |
---|
| 659 | try: |
---|
[8548d739] | 660 | is1D = isinstance(GuiUtils.dataFromItem(item), Data1D) |
---|
[5032ea68] | 661 | except AttributeError: |
---|
| 662 | msg = "Bad structure of the data model." |
---|
| 663 | raise RuntimeError, msg |
---|
| 664 | |
---|
| 665 | if is1D: |
---|
[488c49d] | 666 | item.setCheckState(QtCore.Qt.Checked) |
---|
| 667 | |
---|
| 668 | elif index == 3: |
---|
| 669 | # Unselect All 1-D |
---|
[5032ea68] | 670 | for index in range(self.model.rowCount()): |
---|
| 671 | item = self.model.item(index) |
---|
| 672 | |
---|
| 673 | try: |
---|
[8548d739] | 674 | is1D = isinstance(GuiUtils.dataFromItem(item), Data1D) |
---|
[5032ea68] | 675 | except AttributeError: |
---|
| 676 | msg = "Bad structure of the data model." |
---|
| 677 | raise RuntimeError, msg |
---|
| 678 | |
---|
| 679 | if item.isCheckable() and item.checkState() == QtCore.Qt.Checked and is1D: |
---|
[488c49d] | 680 | item.setCheckState(QtCore.Qt.Unchecked) |
---|
| 681 | |
---|
| 682 | elif index == 4: |
---|
| 683 | # Select All 2-D |
---|
[5032ea68] | 684 | for index in range(self.model.rowCount()): |
---|
| 685 | item = self.model.item(index) |
---|
| 686 | item.setCheckState(QtCore.Qt.Unchecked) |
---|
| 687 | try: |
---|
[8548d739] | 688 | is2D = isinstance(GuiUtils.dataFromItem(item), Data2D) |
---|
[5032ea68] | 689 | except AttributeError: |
---|
| 690 | msg = "Bad structure of the data model." |
---|
| 691 | raise RuntimeError, msg |
---|
| 692 | |
---|
| 693 | if is2D: |
---|
[488c49d] | 694 | item.setCheckState(QtCore.Qt.Checked) |
---|
| 695 | |
---|
| 696 | elif index == 5: |
---|
| 697 | # Unselect All 2-D |
---|
[5032ea68] | 698 | for index in range(self.model.rowCount()): |
---|
| 699 | item = self.model.item(index) |
---|
| 700 | |
---|
| 701 | try: |
---|
[8548d739] | 702 | is2D = isinstance(GuiUtils.dataFromItem(item), Data2D) |
---|
[5032ea68] | 703 | except AttributeError: |
---|
| 704 | msg = "Bad structure of the data model." |
---|
| 705 | raise RuntimeError, msg |
---|
| 706 | |
---|
| 707 | if item.isCheckable() and item.checkState() == QtCore.Qt.Checked and is2D: |
---|
[488c49d] | 708 | item.setCheckState(QtCore.Qt.Unchecked) |
---|
| 709 | |
---|
| 710 | else: |
---|
| 711 | msg = "Incorrect value in the Selection Option" |
---|
| 712 | # Change this to a proper logging action |
---|
| 713 | raise Exception, msg |
---|
| 714 | |
---|
[4b71e91] | 715 | def contextMenu(self): |
---|
[e540cd2] | 716 | """ |
---|
[4b71e91] | 717 | Define actions and layout of the right click context menu |
---|
[e540cd2] | 718 | """ |
---|
[4b71e91] | 719 | # Create a custom menu based on actions defined in the UI file |
---|
| 720 | self.context_menu = QtGui.QMenu(self) |
---|
| 721 | self.context_menu.addAction(self.actionDataInfo) |
---|
| 722 | self.context_menu.addAction(self.actionSaveAs) |
---|
| 723 | self.context_menu.addAction(self.actionQuickPlot) |
---|
| 724 | self.context_menu.addSeparator() |
---|
| 725 | self.context_menu.addAction(self.actionQuick3DPlot) |
---|
| 726 | self.context_menu.addAction(self.actionEditMask) |
---|
| 727 | |
---|
| 728 | # Define the callbacks |
---|
| 729 | self.actionDataInfo.triggered.connect(self.showDataInfo) |
---|
| 730 | self.actionSaveAs.triggered.connect(self.saveDataAs) |
---|
| 731 | self.actionQuickPlot.triggered.connect(self.quickDataPlot) |
---|
| 732 | self.actionQuick3DPlot.triggered.connect(self.quickData3DPlot) |
---|
| 733 | self.actionEditMask.triggered.connect(self.showEditDataMask) |
---|
[e540cd2] | 734 | |
---|
| 735 | def onCustomContextMenu(self, position): |
---|
| 736 | """ |
---|
[4b71e91] | 737 | Show the right-click context menu in the data treeview |
---|
[e540cd2] | 738 | """ |
---|
[cbcdd2c] | 739 | index = self.current_view.indexAt(position) |
---|
| 740 | proxy = self.current_view.model() |
---|
| 741 | model = proxy.sourceModel() |
---|
| 742 | |
---|
[e540cd2] | 743 | if index.isValid(): |
---|
[cbcdd2c] | 744 | model_item = model.itemFromIndex(proxy.mapToSource(index)) |
---|
[4b71e91] | 745 | # Find the mapped index |
---|
| 746 | orig_index = model_item.isCheckable() |
---|
| 747 | if orig_index: |
---|
| 748 | # Check the data to enable/disable actions |
---|
[8548d739] | 749 | is_2D = isinstance(GuiUtils.dataFromItem(model_item), Data2D) |
---|
[4b71e91] | 750 | self.actionQuick3DPlot.setEnabled(is_2D) |
---|
| 751 | self.actionEditMask.setEnabled(is_2D) |
---|
| 752 | # Fire up the menu |
---|
[cbcdd2c] | 753 | self.context_menu.exec_(self.current_view.mapToGlobal(position)) |
---|
[4b71e91] | 754 | |
---|
| 755 | def showDataInfo(self): |
---|
| 756 | """ |
---|
| 757 | Show a simple read-only text edit with data information. |
---|
| 758 | """ |
---|
[cbcdd2c] | 759 | index = self.current_view.selectedIndexes()[0] |
---|
| 760 | proxy = self.current_view.model() |
---|
| 761 | model = proxy.sourceModel() |
---|
| 762 | model_item = model.itemFromIndex(proxy.mapToSource(index)) |
---|
| 763 | |
---|
[8548d739] | 764 | data = GuiUtils.dataFromItem(model_item) |
---|
[28a84e9] | 765 | if isinstance(data, Data1D): |
---|
[4b71e91] | 766 | text_to_show = GuiUtils.retrieveData1d(data) |
---|
[28a84e9] | 767 | # Hardcoded sizes to enable full width rendering with default font |
---|
[4b71e91] | 768 | self.txt_widget.resize(420,600) |
---|
| 769 | else: |
---|
| 770 | text_to_show = GuiUtils.retrieveData2d(data) |
---|
[28a84e9] | 771 | # Hardcoded sizes to enable full width rendering with default font |
---|
[4b71e91] | 772 | self.txt_widget.resize(700,600) |
---|
| 773 | |
---|
| 774 | self.txt_widget.setReadOnly(True) |
---|
| 775 | self.txt_widget.setWindowFlags(QtCore.Qt.Window) |
---|
| 776 | self.txt_widget.setWindowIcon(QtGui.QIcon(":/res/ball.ico")) |
---|
| 777 | self.txt_widget.setWindowTitle("Data Info: %s" % data.filename) |
---|
| 778 | self.txt_widget.insertPlainText(text_to_show) |
---|
| 779 | |
---|
| 780 | self.txt_widget.show() |
---|
[28a84e9] | 781 | # Move the slider all the way up, if present |
---|
[4b71e91] | 782 | vertical_scroll_bar = self.txt_widget.verticalScrollBar() |
---|
| 783 | vertical_scroll_bar.triggerAction(QtGui.QScrollBar.SliderToMinimum) |
---|
| 784 | |
---|
| 785 | def saveDataAs(self): |
---|
| 786 | """ |
---|
[28a84e9] | 787 | Save the data points as either txt or xml |
---|
[4b71e91] | 788 | """ |
---|
[cbcdd2c] | 789 | index = self.current_view.selectedIndexes()[0] |
---|
| 790 | proxy = self.current_view.model() |
---|
| 791 | model = proxy.sourceModel() |
---|
| 792 | model_item = model.itemFromIndex(proxy.mapToSource(index)) |
---|
| 793 | |
---|
[8548d739] | 794 | data = GuiUtils.dataFromItem(model_item) |
---|
[28a84e9] | 795 | if isinstance(data, Data1D): |
---|
| 796 | GuiUtils.saveData1D(data) |
---|
| 797 | else: |
---|
| 798 | GuiUtils.saveData2D(data) |
---|
[4b71e91] | 799 | |
---|
| 800 | def quickDataPlot(self): |
---|
[1af348e] | 801 | """ |
---|
| 802 | Frozen plot - display an image of the plot |
---|
| 803 | """ |
---|
[cbcdd2c] | 804 | index = self.current_view.selectedIndexes()[0] |
---|
| 805 | proxy = self.current_view.model() |
---|
| 806 | model = proxy.sourceModel() |
---|
| 807 | model_item = model.itemFromIndex(proxy.mapToSource(index)) |
---|
| 808 | |
---|
[8548d739] | 809 | data = GuiUtils.dataFromItem(model_item) |
---|
[39551a68] | 810 | |
---|
[ef01be4] | 811 | method_name = 'Plotter' |
---|
| 812 | if isinstance(data, Data2D): |
---|
| 813 | method_name='Plotter2D' |
---|
[1af348e] | 814 | |
---|
[ef01be4] | 815 | new_plot = globals()[method_name](self, quickplot=True) |
---|
| 816 | new_plot.data = data |
---|
[5236449] | 817 | #new_plot.plot(marker='o') |
---|
| 818 | new_plot.plot() |
---|
[39551a68] | 819 | |
---|
| 820 | # Update the global plot counter |
---|
| 821 | title = "Plot " + data.name |
---|
| 822 | new_plot.setWindowTitle(title) |
---|
| 823 | |
---|
| 824 | # Show the plot |
---|
| 825 | new_plot.show() |
---|
[4b71e91] | 826 | |
---|
| 827 | def quickData3DPlot(self): |
---|
| 828 | """ |
---|
[55d89f8] | 829 | Slowish 3D plot |
---|
[4b71e91] | 830 | """ |
---|
[cbcdd2c] | 831 | index = self.current_view.selectedIndexes()[0] |
---|
| 832 | proxy = self.current_view.model() |
---|
| 833 | model = proxy.sourceModel() |
---|
| 834 | model_item = model.itemFromIndex(proxy.mapToSource(index)) |
---|
| 835 | |
---|
[55d89f8] | 836 | data = GuiUtils.dataFromItem(model_item) |
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| 837 | |
---|
| 838 | new_plot = Plotter2D(self, quickplot=True, dimension=3) |
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| 839 | new_plot.data = data |
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[965fbd8] | 840 | new_plot.plot() |
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[55d89f8] | 841 | |
---|
| 842 | # Update the global plot counter |
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| 843 | title = "Plot " + data.name |
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| 844 | new_plot.setWindowTitle(title) |
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| 845 | |
---|
| 846 | # Show the plot |
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| 847 | new_plot.show() |
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[4b71e91] | 848 | |
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| 849 | def showEditDataMask(self): |
---|
| 850 | """ |
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[cad617b] | 851 | Mask Editor for 2D plots |
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[4b71e91] | 852 | """ |
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[cbcdd2c] | 853 | index = self.current_view.selectedIndexes()[0] |
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| 854 | proxy = self.current_view.model() |
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| 855 | model = proxy.sourceModel() |
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| 856 | model_item = model.itemFromIndex(proxy.mapToSource(index)) |
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| 857 | |
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[416fa8f] | 858 | data = GuiUtils.dataFromItem(model_item) |
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| 859 | |
---|
| 860 | mask_editor = MaskEditor(self, data) |
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[cad617b] | 861 | # Modal dialog here. |
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[416fa8f] | 862 | mask_editor.exec_() |
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[f721030] | 863 | |
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[a281ab8] | 864 | def loadComplete(self, output): |
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[f721030] | 865 | """ |
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| 866 | Post message to status bar and update the data manager |
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| 867 | """ |
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[8cb6cd6] | 868 | assert isinstance(output, tuple) |
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[e540cd2] | 869 | |
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[9e426c1] | 870 | # Reset the model so the view gets updated. |
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[5032ea68] | 871 | self.model.reset() |
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[e540cd2] | 872 | self.communicator.progressBarUpdateSignal.emit(-1) |
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[a281ab8] | 873 | |
---|
| 874 | output_data = output[0] |
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| 875 | message = output[1] |
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[f721030] | 876 | # Notify the manager of the new data available |
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[f82ab8c] | 877 | self.communicator.statusBarUpdateSignal.emit(message) |
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| 878 | self.communicator.fileDataReceivedSignal.emit(output_data) |
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[a281ab8] | 879 | self.manager.add_data(data_list=output_data) |
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[f721030] | 880 | |
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| 881 | def updateModel(self, data, p_file): |
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| 882 | """ |
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[481ff26] | 883 | Add data and Info fields to the model item |
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[f721030] | 884 | """ |
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| 885 | # Structure of the model |
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| 886 | # checkbox + basename |
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[481ff26] | 887 | # |-------> Data.D object |
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[f721030] | 888 | # |-------> Info |
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| 889 | # |----> Title: |
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| 890 | # |----> Run: |
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| 891 | # |----> Type: |
---|
| 892 | # |----> Path: |
---|
| 893 | # |----> Process |
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| 894 | # |-----> process[0].name |
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[28a84e9] | 895 | # |-------> THEORIES |
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[f721030] | 896 | |
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| 897 | # Top-level item: checkbox with label |
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| 898 | checkbox_item = QtGui.QStandardItem(True) |
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| 899 | checkbox_item.setCheckable(True) |
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| 900 | checkbox_item.setCheckState(QtCore.Qt.Checked) |
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| 901 | checkbox_item.setText(os.path.basename(p_file)) |
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| 902 | |
---|
| 903 | # Add the actual Data1D/Data2D object |
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| 904 | object_item = QtGui.QStandardItem() |
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| 905 | object_item.setData(QtCore.QVariant(data)) |
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| 906 | |
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[488c49d] | 907 | checkbox_item.setChild(0, object_item) |
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| 908 | |
---|
[f721030] | 909 | # Add rows for display in the view |
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[0cd8612] | 910 | info_item = GuiUtils.infoFromData(data) |
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[f721030] | 911 | |
---|
[28a84e9] | 912 | # Set info_item as the first child |
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[488c49d] | 913 | checkbox_item.setChild(1, info_item) |
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[f721030] | 914 | |
---|
[28a84e9] | 915 | # Caption for the theories |
---|
| 916 | checkbox_item.setChild(2, QtGui.QStandardItem("THEORIES")) |
---|
| 917 | |
---|
[f721030] | 918 | # New row in the model |
---|
| 919 | self.model.appendRow(checkbox_item) |
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[481ff26] | 920 | |
---|
[28a84e9] | 921 | |
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[5032ea68] | 922 | def updateModelFromPerspective(self, model_item): |
---|
| 923 | """ |
---|
[a281ab8] | 924 | Receive an update model item from a perspective |
---|
| 925 | Make sure it is valid and if so, replace it in the model |
---|
[5032ea68] | 926 | """ |
---|
[a281ab8] | 927 | # Assert the correct type |
---|
[0cd8612] | 928 | if not isinstance(model_item, QtGui.QStandardItem): |
---|
[5032ea68] | 929 | msg = "Wrong data type returned from calculations." |
---|
| 930 | raise AttributeError, msg |
---|
[a281ab8] | 931 | |
---|
[1042dba] | 932 | # TODO: Assert other properties |
---|
[a281ab8] | 933 | |
---|
[5032ea68] | 934 | # Reset the view |
---|
| 935 | self.model.reset() |
---|
[1042dba] | 936 | |
---|
[5032ea68] | 937 | # Pass acting as a debugger anchor |
---|
| 938 | pass |
---|
[481ff26] | 939 | |
---|
[5236449] | 940 | def updateTheoryFromPerspective(self, model_item): |
---|
| 941 | """ |
---|
| 942 | Receive an update theory item from a perspective |
---|
| 943 | Make sure it is valid and if so, replace/add in the model |
---|
| 944 | """ |
---|
| 945 | # Assert the correct type |
---|
| 946 | if not isinstance(model_item, QtGui.QStandardItem): |
---|
| 947 | msg = "Wrong data type returned from calculations." |
---|
| 948 | raise AttributeError, msg |
---|
| 949 | |
---|
| 950 | # Check if there are any other items for this tab |
---|
| 951 | # If so, delete them |
---|
| 952 | current_tab_name = model_item.text()[:2] |
---|
| 953 | for current_index in xrange(self.theory_model.rowCount()): |
---|
| 954 | if current_tab_name in self.theory_model.item(current_index).text(): |
---|
| 955 | self.theory_model.removeRow(current_index) |
---|
| 956 | break |
---|
| 957 | |
---|
| 958 | # Reset the view |
---|
| 959 | self.model.reset() |
---|
| 960 | |
---|
| 961 | # Reset the view |
---|
| 962 | self.theory_model.appendRow(model_item) |
---|
| 963 | |
---|
| 964 | # Pass acting as a debugger anchor |
---|
| 965 | pass |
---|
| 966 | |
---|
[f721030] | 967 | |
---|
| 968 | if __name__ == "__main__": |
---|
| 969 | app = QtGui.QApplication([]) |
---|
| 970 | dlg = DataExplorerWindow() |
---|
| 971 | dlg.show() |
---|
[481ff26] | 972 | sys.exit(app.exec_()) |
---|