[table] simple version running

nixview/communicator.py

@@ -12,5 +12,7 @@ class Communicate(QObject):
 
     plot_error = pyqtSignal(str)
 
+    table_error = pyqtSignal(str)
+
 
 communicator = Communicate()

nixview/data_models/table_model.py

@@ -0,0 +1,49 @@
+from PyQt5.QtCore import QAbstractTableModel, QModelIndex, Qt, QSize, QVariant
+import numpy as np
+
+
+class TableModel (QAbstractTableModel):
+
+    def __init__(self, file_handler, data_view, page=0, parent=None) -> None:
+        super(TableModel, self).__init__(parent)
+        self._file_handler = file_handler
+        self._data_view = data_view
+        self._page = page
+        self._cols = self._data_view.full_shape[1] if len(self._data_view.full_shape) > 1 else 1
+        self._rows = self._data_view.full_shape[0]
+        self.insertColumns(0, self._cols)
+        self.insertRows(0, self._rows)
+        self._slice = [0 for i in range(len(self._data_view.full_shape))]
+        if len(self._data_view.full_shape) > 2:
+            self._slice[-1] = self._page
+        """
+        if (array.getDimension(1).dimensionType() == nix::DimensionType::Set) {
+            v_labels = array.getDimension(1).asSetDimension().labels();
+        }
+        if (shape.size() > 1) {
+            if (array.getDimension(2).dimensionType() == nix::DimensionType::Set) {
+                h_labels = array.getDimension(2).asSetDimension().labels();
+            }
+        }
+        """
+        
+    def rowCount(self, parent):
+        return self._rows
+
+    def columnCount(self, parent):
+        return self._cols
+
+    def data(self, index, role):
+        if not index.isValid() or role != Qt.DisplayRole:
+            return None
+
+        d = ""
+        if (index.row() < self._rows) and (index.column() < self._cols):
+            self._slice[0] = index.row()
+            if len(self._slice) == 2:
+                self._slice[1] = index.column()
+            d = self._data_view._buffer[tuple(self._slice)]
+
+        return str(np.round(d, 5))
+
+

nixview/ui/tablescreen.py

@@ -1,8 +1,10 @@
-from PyQt5.QtWidgets import QWidget, QVBoxLayout, QPushButton, QTableWidget
+from PyQt5.QtWidgets import QWidget, QVBoxLayout, QPushButton, QTableView
 from PyQt5.QtCore import pyqtSignal, Qt
 
 from nixview.util.file_handler import FileHandler
-
+from nixview.util.dataview import DataView
+from nixview.communicator import communicator
+from nixview.data_models.table_model import TableModel
 
 class TableScreen(QWidget):
     close_signal = pyqtSignal()
@@ -11,7 +13,9 @@ class TableScreen(QWidget):
         super().__init__(parent=parent)
         self._file_handler = FileHandler()
 
-        self.table = QTableWidget()
+        self.table = QTableView()
+        self.table.setSortingEnabled(False)
+        self.table.setShowGrid(True)
 
         close_btn = QPushButton("close")
         close_btn.clicked.connect(self.on_close)
@@ -21,12 +25,16 @@ class TableScreen(QWidget):
         self.layout().addWidget(close_btn)
         self._data_view = None
 
-        self._software_slide = False
-        self.plotter = None
-
     def on_close(self):
         self.close_signal.emit()
 
-    def show(self, item_descriptor):
-        print("Table show")
-        pass
+    def show(self, item):
+        try:
+            self._data_view = DataView(item, self._file_handler)
+        except ValueError as e:
+            communicator.table_error.emit("error in tablescreen.show %s" % e)
+            return
+        if self._data_view is None:
+            return
+        data_model = TableModel(self._file_handler, self._data_view)
+        self.table.setModel(data_model)