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