- Relation list is sorted

- Selects last item of history (so it scrolls)
- Fixes saving relations
- Simplified code, removing useless iterations



git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@281 014f5005-505e-4b48-8d0a-63407b615a7c

CHANGELOG

@@ -15,6 +15,8 @@
 - Float type recognition is more robust, now handled using a regexp
 - Date type recognition is more robust, now using a combination of regexp plus date object
 - Parsing of strings representing dates is now cached, eliminating the need for double parse
+- Restyle of the GUI
+- Adds history in the GUI
 
 0.11
 - Font is set only on windows (Rev 206)

relational_gui/guihandler.py

@@ -85,7 +85,10 @@ class relForm(QtGui.QMainWindow):
         history_item.append(self.ui.txtResult.text())
         history_item.append(u' = ')
         history_item.append(self.ui.txtQuery.text())
-        self.ui.lstHistory.addItem (history_item)
+        hitem=QtGui.QListWidgetItem(None,0)
+        hitem.setText(history_item)
+        self.ui.lstHistory.addItem (hitem)
+        self.ui.lstHistory.setCurrentItem(hitem)
         
         self.qcounter+=1
         self.ui.txtResult.setText(QtCore.QString(u"_last%d"% self.qcounter)) #Sets the result relation name to none
@@ -113,18 +116,16 @@ class relForm(QtGui.QMainWindow):
             self.ui.table.resizeColumnToContents(i) #Must be done in order to avoid  too small columns
         
         
-    def printRelation(self,*rel):
+    def printRelation(self,item):
-        for i in rel:
+        self.selectedRelation=self.relations[str(item.text().toUtf8())]
-            self.selectedRelation=self.relations[str(i.text().toUtf8())]
+        self.showRelation(self.selectedRelation)
-            self.showRelation(self.selectedRelation)
             
-    def showAttributes(self,*other):
+    def showAttributes(self,item):
         '''Shows the attributes of the selected relation'''
-        for i in other:
+        rel=str(item.text().toUtf8())
-            rel=str(i.text().toUtf8())
+        self.ui.lstAttributes.clear()
-            self.ui.lstAttributes.clear()
+        for j in self.relations[rel].header.attributes:
-            for j in self.relations[rel].header.attributes:
+            self.ui.lstAttributes.addItem (j)
-                self.ui.lstAttributes.addItem (j)
             
     def updateRelations(self):
         self.ui.lstRelations.clear()
@@ -132,17 +133,16 @@ class relForm(QtGui.QMainWindow):
             if i != "__builtins__":
                 self.ui.lstRelations.addItem(i)
     def saveRelation(self):
-      filename = QtGui.QFileDialog.getSaveFileName(self,QtGui.QApplication.translate("Form", "Save Relation"),"",QtGui.QApplication.translate("Form", "Relations (*.csv)"))
+        filename = QtGui.QFileDialog.getSaveFileName(self,QtGui.QApplication.translate("Form", "Save Relation"),"",QtGui.QApplication.translate("Form", "Relations (*.csv)"))
       
-      filename=str(filename.toUtf8()) #Converts QString to string
+        filename=str(filename.toUtf8()) #Converts QString to string
-      if (len(filename)==0):#Returns if no file was selected
+        if (len(filename)==0):#Returns if no file was selected
+            return
+        #if (not filename.endswith(".csv")):#Adds extension if needed
+        #    filename+=".csv"
+        self.selectedRelation.save(filename)
+        #self.relations[str(self.ui.lstRelations.selectedItems()[0].text().toUtf8())].save(filename)
         return
-      if (not filename.endswith(".csv")):#Adds extension if needed
-        filename+=".csv"
-      
-      for i in self.ui.lstRelations.selectedItems():
-            self.ui.relations[str(i.text().toUtf8())].save(filename)
-      return
     def unloadRelation(self):
         for i in self.ui.lstRelations.selectedItems():
             del self.relations[str(i.text().toUtf8())]
@@ -180,12 +180,7 @@ class relForm(QtGui.QMainWindow):
         
         if len(defname)==0:
             return
-        use_csv=True
+
-        
-        if defname.endswith(".tlb"):
-            defname=defname[:-4]
-            use_csv=False #Old format, not using csv
-            
         if (defname.endswith(".csv")): #removes the extension
             defname=defname[:-4]
         
@@ -196,7 +191,7 @@ class relForm(QtGui.QMainWindow):
                 return
             
             #Patch provided by Angelo 'Havoc' Puglisi
-            self.relations[str(res[0].toUtf8())]=relation.relation(str(filename.toUtf8()),use_csv)            
+            self.relations[str(res[0].toUtf8())]=relation.relation(str(filename.toUtf8()))            
         else: #name was decided by caller
             self.relations[name]=relation.relation(filename)
                 

relational_gui/maingui.py

@@ -1,8 +1,8 @@
 # -*- coding: utf-8 -*-
 
-# Form implementation generated from reading ui file 'relational_gui/maingui.ui'
+# Form implementation generated from reading ui file 'maingui.ui'
 #
-# Created: Sun Mar 20 21:59:01 2011
+# Created: Sun Mar 20 22:33:26 2011
 #      by: PyQt4 UI code generator 4.8.3
 #
 # WARNING! All changes made in this file will be lost!
@@ -96,6 +96,7 @@ class Ui_MainWindow(object):
         self.table = QtGui.QTreeWidget(self.splitter_2)
         self.table.setMinimumSize(QtCore.QSize(450, 400))
         self.table.setSizeIncrement(QtCore.QSize(0, 0))
+        self.table.setRootIsDecorated(False)
         self.table.setObjectName(_fromUtf8("table"))
         self.table.headerItem().setText(0, _fromUtf8("Empty relation"))
         self.layoutWidget1 = QtGui.QWidget(self.splitter_2)
@@ -122,6 +123,9 @@ class Ui_MainWindow(object):
         self.lstHistory.setSizePolicy(sizePolicy)
         self.lstHistory.setMaximumSize(QtCore.QSize(16777215, 16777215))
         self.lstHistory.setBaseSize(QtCore.QSize(0, 0))
+        font = QtGui.QFont()
+        font.setStrikeOut(False)
+        self.lstHistory.setFont(font)
         self.lstHistory.setObjectName(_fromUtf8("lstHistory"))
         self.verticalLayout_6.addWidget(self.lstHistory)
         self.horizontalLayout_3 = QtGui.QHBoxLayout()
@@ -301,6 +305,7 @@ class Ui_MainWindow(object):
         self.cmdUndoOptimize.setText(QtGui.QApplication.translate("MainWindow", "Undo optimize", None, QtGui.QApplication.UnicodeUTF8))
         self.cmdClearHistory.setText(QtGui.QApplication.translate("MainWindow", "Clear history", None, QtGui.QApplication.UnicodeUTF8))
         self.groupBox.setTitle(QtGui.QApplication.translate("MainWindow", "Relations", None, QtGui.QApplication.UnicodeUTF8))
+        self.lstRelations.setSortingEnabled(True)
         self.cmdLoad.setText(QtGui.QApplication.translate("MainWindow", "Load relation", None, QtGui.QApplication.UnicodeUTF8))
         self.cmdSave.setText(QtGui.QApplication.translate("MainWindow", "Save relation", None, QtGui.QApplication.UnicodeUTF8))
         self.cmdUnload.setText(QtGui.QApplication.translate("MainWindow", "Unload relation", None, QtGui.QApplication.UnicodeUTF8))

relational_gui/maingui.ui

@@ -182,6 +182,9 @@
            <height>0</height>
           </size>
          </property>
+         <property name="rootIsDecorated">
+          <bool>false</bool>
+         </property>
          <column>
           <property name="text">
            <string notr="true">Empty relation</string>
@@ -234,6 +237,11 @@
               <height>0</height>
              </size>
             </property>
+            <property name="font">
+             <font>
+              <strikeout>false</strikeout>
+             </font>
+            </property>
            </widget>
           </item>
           <item>
@@ -299,6 +307,9 @@
               <height>16777215</height>
              </size>
             </property>
+            <property name="sortingEnabled">
+             <bool>true</bool>
+            </property>
            </widget>
           </item>
           <item>
@@ -892,7 +903,7 @@
    <sender>lstRelations</sender>
    <signal>itemDoubleClicked(QListWidgetItem*)</signal>
    <receiver>MainWindow</receiver>
-   <slot>printRelation()</slot>
+   <slot>printRelation(QListWidgetItem*)</slot>
    <hints>
     <hint type="sourcelabel">
      <x>708</x>
@@ -908,7 +919,7 @@
    <sender>lstRelations</sender>
    <signal>itemClicked(QListWidgetItem*)</signal>
    <receiver>MainWindow</receiver>
-   <slot>showAttributes()</slot>
+   <slot>showAttributes(QListWidgetItem*)</slot>
    <hints>
     <hint type="sourcelabel">
      <x>615</x>
@@ -977,8 +988,8 @@
   <slot>saveRelation()</slot>
   <slot>insertTuple()</slot>
   <slot>deleteTuple()</slot>
-  <slot>printRelation()</slot>
+  <slot>printRelation(QListWidgetItem*)</slot>
-  <slot>showAttributes()</slot>
+  <slot>showAttributes(QListWidgetItem*)</slot>
   <slot>loadQuery()</slot>
   <slot>resumeHistory(QListWidgetItem*)</slot>
  </slots>