Implemented new data field type "longtext"

New data field type to display larger text areas in the GUI.
A "longtext" field now spans 25 lines, a text field 10 lines,
a string field 1 line.

data/Work-Plan.trt

@@ -101,6 +101,12 @@ tree "Projects"
         child-fields ["Spent Hours"]
         sibling-fields []
         parent-fields []
+    field "Team"
+        field-type "set"
+        own-fields ["Person"]
+        child-fields ["Team"]
+        sibling-fields []
+        parent-fields []
     field "Planned Hours"
         field-type "sum-time"
         own-fields ["hours planned"]
@@ -131,12 +137,6 @@ tree "Projects"
         child-fields []
         sibling-fields []
         parent-fields [4]
-    field "Communication"
-        field-type "node-name"
-        own-fields []
-        child-fields []
-        sibling-fields []
-        parent-fields [5]
 
 tree "Status"
     field "Planning"

treetime/item.py

@@ -160,7 +160,7 @@ def changeFieldContent(self, fieldName, fieldContent):
             if fieldContent:
 
                 # changing the content of a string field - read the string plainly
-                if type in ("string", "text", "url"):
+                if type in ("string", "longtext", "text", "url"):
                     field["content"] = fieldContent
 
                 # changing the content of a number - read the string into a value

treetime/treetime.py

@@ -170,7 +170,7 @@ class TextEdit(QtWidgets.QPlainTextEdit):
     Special custom widget class for URL fields
     """
 
-    def __init__(self, text, callback, parent=None):
+    def __init__(self, text, callback, height, parent=None):
         """
         Initialise
         """
@@ -180,6 +180,7 @@ def __init__(self, text, callback, parent=None):
         self.callback = callback
         self.has_changed = False
         self.textChanged.connect(self.notifyChange)
+        self.setFixedHeight(height * int(self.height()/25))
 
     def notifyChange(self):
         self.has_changed = True
@@ -1310,10 +1311,11 @@ def showContentInDataView(self, treeIndex):
                     name = QtWidgets.QTableWidgetItem(key)
                     name.setFlags(nonEditFlags)
                     name.setTextAlignment(0x82)
-                    if self.currentItem.fields[key]['type'] == 'text':
+                    if self.currentItem.fields[key]['type'] in ('text', 'longtext'):
                         text = self.currentItem.fields[key]["content"]
                         text = text and str(text) or ""     # display "None" values as empty string
-                        widget = TextEdit(text, lambda row=n: self.tableWidgetCellChanged(row, 3))
+                        height = self.currentItem.fields[key]['type'] == 'text' and 10 or 25
+                        widget = TextEdit(text, lambda row=n: self.tableWidgetCellChanged(row, 3), height)
                         self.tableWidget.setCellWidget(n, 3, widget)
                     elif self.currentItem.fields[key]['type'] == 'url':
                         value = self.currentItem.fields[key]["content"]
@@ -1557,7 +1559,7 @@ def tableWidgetCellChanged(self, row, column):
                 else:
                     fieldName = self.tableWidget.item(row, 1).text()
                     fieldType = self.currentItem.fields[fieldName]['type']
-                    if fieldType in ('text', 'url'):
+                    if fieldType in ('longtext', 'text', 'url'):
                         newValue = self.tableWidget.cellWidget(row, 3).toPlainText()
                     elif fieldType == 'timer':
                         newValue = (self.tableWidget.cellWidget(row, 3).toPlainText(),