completed GUI
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@31 014f5005-505e-4b48-8d0a-63407b615a7c
This commit is contained in:
LtWorf
parent
1446e6d004
commit
2caad7a868
@ -20,4 +20,7 @@
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- Created recoursive function to parse expressions
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0.3
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- Added support for parenthesis in relational queries
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- Added support for parenthesis in relational queries
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0.4
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- Created GUI
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4
about.py
4
about.py
@ -22,7 +22,7 @@ import relational
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class Ui_Dialog(object):
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def setupUi(self, Dialog):
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Dialog.setObjectName("Documentation")
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Dialog.setObjectName("Dialog")
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Dialog.resize(510,453)
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self.verticalLayout_2 = QtGui.QVBoxLayout(Dialog)
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self.verticalLayout_2.setObjectName("verticalLayout_2")
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@ -96,7 +96,7 @@ class Ui_Dialog(object):
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QtCore.QMetaObject.connectSlotsByName(Dialog)
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def retranslateUi(self, Dialog):
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Dialog.setWindowTitle(QtGui.QApplication.translate("Dialog", "Dialog", None, QtGui.QApplication.UnicodeUTF8))
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Dialog.setWindowTitle(QtGui.QApplication.translate("Dialog", "Documentation", None, QtGui.QApplication.UnicodeUTF8))
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self.groupBox.setTitle(QtGui.QApplication.translate("Dialog", "Relational", None, QtGui.QApplication.UnicodeUTF8))
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self.label.setText(QtGui.QApplication.translate("Dialog", "Relational", None, QtGui.QApplication.UnicodeUTF8))
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self.label_3.setText(QtGui.QApplication.translate("Dialog", "Version "+relational.version, None, QtGui.QApplication.UnicodeUTF8))
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69
maingui.py
69
maingui.py
@ -24,6 +24,7 @@ import about
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class Ui_Form(object):
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def __init__(self):
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self.Dialog=None
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self.relations={} #Dictionary for relations
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def execute(self):
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try:
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@ -37,32 +38,32 @@ class Ui_Form(object):
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self.txtResult.setText("")
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if len(res_rel)==0:
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res_rel="last_"
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self.relations[res_rel]=result
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self.updateRelations()
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self.showRelation(result)
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except:
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print
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#QtGui.QMessageBox.information(None,QtGui.QApplication.translate("Form", "Error"), str(traceback.print_exc()))
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QtGui.QMessageBox.information(None,QtGui.QApplication.translate("Form", "Error"),QtGui.QApplication.translate("Form", "Check your query!") )
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def showRelation(self,rel):
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self.table.clear()
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for i in range(self.table.headerItem().columnCount()):
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self.table.headerItem().setText(i,"")
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if rel==None:
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self.table.setColumnCount(1)
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self.table.headerItem().setText(0,"Empty relation")
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return
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for i in range(len(rel.header.attributes)):
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self.table.headerItem().setText(i,rel.header.attributes[i])
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self.table.setColumnCount(len(rel.header.attributes))
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for i in rel.content:
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item = QtGui.QTreeWidgetItem()
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for j in range(len(i)):
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item.setText(j, i[j])
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self.table.addTopLevelItem(item)
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for i in range(len(rel.header.attributes)):
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self.table.headerItem().setText(i,rel.header.attributes[i])
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self.table.resizeColumnToContents(i)
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def printRelation(self,*rel):
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for i in rel:
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@ -85,11 +86,12 @@ class Ui_Form(object):
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del self.relations[str(i.text().toUtf8())]
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self.updateRelations()
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def showAbout(self):
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Dialog = QtGui.QDialog()
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ui = about.Ui_Dialog()
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ui.setupUi(Dialog)
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Dialog.show()
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sys.exit(app.exec_())
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if self.Dialog==None:
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self.Dialog = QtGui.QDialog()
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ui = about.Ui_Dialog()
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ui.setupUi(self.Dialog)
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self.Dialog.show()
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#sys.exit(app.exec_())
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def loadRelation(self):
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res=QtGui.QInputDialog.getText(None, QtGui.QApplication.translate("Form", "New relation"),QtGui.QApplication.translate("Form", "Insert the name for the new relation"))
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@ -98,31 +100,43 @@ class Ui_Form(object):
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filename = QtGui.QFileDialog.getOpenFileName(None,QtGui.QApplication.translate("Form", "Load Relation"),"",QtGui.QApplication.translate("Form", "Relations (*.tlb);;Text Files (*.txt);;All Files (*)"))
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self.relations[str(res[0].toUtf8())]=relation.relation(filename)
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self.updateRelations()
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def addProduct(self):
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self.txtQuery.setText(self.txtQuery.text()+"*")
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self.txtQuery.insert(u"*")
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self.txtQuery.setFocus()
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def addDifference(self):
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self.txtQuery.setText(self.txtQuery.text()+u"-")
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self.txtQuery.insert(u"-")
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self.txtQuery.setFocus()
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def addUnion(self):
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self.txtQuery.setText(self.txtQuery.text()+u"ᑌ")
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self.txtQuery.insert(u"ᑌ")
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self.txtQuery.setFocus()
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def addIntersection(self):
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self.txtQuery.setText(self.txtQuery.text()+u"ᑎ")
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self.txtQuery.insert(u"ᑎ")
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self.txtQuery.setFocus()
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def addOLeft(self):
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self.txtQuery.setText(self.txtQuery.text()+u"ᐅLEFTᐊ")
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self.txtQuery.insert(u"ᐅLEFTᐊ")
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self.txtQuery.setFocus()
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def addJoin(self):
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self.txtQuery.setText(self.txtQuery.text()+u"ᐅᐊ")
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self.txtQuery.insert(u"ᐅᐊ")
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self.txtQuery.setFocus()
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def addORight(self):
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self.txtQuery.setText(self.txtQuery.text()+u"ᐅRIGHTᐊ")
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self.txtQuery.insert(u"ᐅRIGHTᐊ")
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self.txtQuery.setFocus()
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def addOuter(self):
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self.txtQuery.setText(self.txtQuery.text()+u"ᐅFULLᐊ")
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self.txtQuery.insert(u"ᐅFULLᐊ")
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self.txtQuery.setFocus()
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def addProjection(self):
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self.txtQuery.setText(self.txtQuery.text()+u"π")
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self.txtQuery.insert(u"π")
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self.txtQuery.setFocus()
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def addSelection(self):
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self.txtQuery.setText(self.txtQuery.text()+u"σ")
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self.txtQuery.insert(u"σ")
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self.txtQuery.setFocus()
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def addRename(self):
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self.txtQuery.setText(self.txtQuery.text()+u"ρ")
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self.txtQuery.insert(u"ρ")
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self.txtQuery.setFocus()
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def addArrow(self):
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self.txtQuery.setText(self.txtQuery.text()+u"➡")
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self.txtQuery.insert(u"➡")
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self.txtQuery.setFocus()
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def setupUi(self, Form):
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Form.setObjectName("Form")
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@ -263,6 +277,7 @@ class Ui_Form(object):
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self.label_2.setBuddy(self.txtQuery)
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self.retranslateUi(Form)
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QtCore.QObject.connect(self.txtQuery,QtCore.SIGNAL("returnPressed()"),self.execute)
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QtCore.QObject.connect(self.cmdAbout,QtCore.SIGNAL("clicked()"),self.showAbout)
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QtCore.QObject.connect(self.cmdProduct,QtCore.SIGNAL("clicked()"),self.addProduct)
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QtCore.QObject.connect(self.cmdDifference,QtCore.SIGNAL("clicked()"),self.addDifference)
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@ -24,7 +24,7 @@ import parser
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import relation
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import maingui
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version="0.4rc1"
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version="0.4"
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if __name__ == "__main__":
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app = QtGui.QApplication(sys.argv)
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