createLayout = QHBoxLayout()
layout.addLayout(createLayout)
createButton = QPushButton("Create")
createLayout.addWidget(createButton)
createLayout.addStretch()
layout.addStretch()
doneButton = QPushButton("Done")
doneButton.setParent(widget)
createLayout.insertWidget(0, doneButton)
doneButton.hide()
createButton.hide()
doneButton.show()
doneButton.hide()
createButton.show()
nameToCreate = QLineEdit()
nameToCreate.setParent(widget)
createLayout.insertWidget(createLayout.count()-2, nameToCreate)
doneButton.hide()
nameToCreate.hide()
class FormWidget(FormPage):
instanceAssigned = Signal(str)
instanceDeleted = Signal(str)
instanceSaved = Signal(str)
exception = Signal(str)
def __init__(self, parent = None, buttons = FormButtons.EditButtons):
super(FormWidget, self).__init__(parent)
self.buildButtonBox(buttons)
self.tabs = None
self._tabs = {}
def buildButtonBox(self, buttons):
buttonWidget = QGroupBox()
self.buttonbox = QHBoxLayout(buttonWidget)
if buttons & FormButtons.DeleteButton:
self.deletebutton = QPushButton("Delete", self)
self.deletebutton.clicked.connect(self.deleteInstance)
self.buttonbox.addWidget(self.deletebutton)
self.buttonbox.addStretch(1)
if buttons & FormButtons.ResetButton:
self.resetbutton = QPushButton("Reset", self)
self.resetbutton.clicked.connect(self.setInstance)
self.buttonbox.addWidget(self.resetbutton)
if buttons & FormButtons.SaveButton:
self.savebutton = QPushButton("Save", self)
self.savebutton.clicked.connect(self.save)
self.buttonbox.addWidget(self.savebutton)
self.layout().addWidget(buttonWidget)
def addWidgetToButtonBox(self, widget, *args):
self.buttonbox.insertWidget(0, widget, *args)
def addTab(self, widget, title):
if self.tabs is None:
self.tabs = QTabWidget(self)
self.tabs.currentChanged[int].connect(self.tabChanged)
# Remove stretch at the bottom:
self._removeStretch()
self.vbox.addWidget(self.tabs, 1)
if isinstance(widget, FormPage):
self.form.addSubLayout(widget.form)
self.tabs.addTab(widget, title)
self._tabs[title] = widget
return widget
def count(self):
return self.tabs and self.tabs.count()
def setTab(self, tab):
if self.tabs and tab <= self.tabs.count():
self.tabs.setCurrentIndex(tab)
def tabChanged(self, ix):
w = self.tabs.currentWidget()
if hasattr(w, "selected"):
w.selected()
def save(self):
try:
self.form.retrieve(self.instance())
if hasattr(self, "retrieve") and callable(self.retrieve):
self.retrieve(self.instance())
self.instanceSaved.emit(str(self.instance.key()))
self.statusMessage.emit("Saved")
except:
self.exception.emit("Save failed...")
self.setInstance()
def instance(self):
return self._instance
def setInstance(self, instance = None):
if instance:
self._instance = instance
self.form.apply(self.instance())
if hasattr(self, "assign") and callable(self.assign):
self.assign(self.instance())
self.instanceAssigned.emit(str(self.instance().key()))
def confirmDelete(self):
return QMessageBox.warning(self, "Are you sure?",
"Are you sure you want to delete this?",
QMessageBox.Cancel | QMessageBox.Ok,
QMessageBox.Cancel) == QMessageBox.Ok
def onDelete(self):
try:
with gripe.db.Tx.begin():
key = str(self.instance().key())
if grumble.model.delete(self.instance()):
self.instanceDeleted.emit(key)
except:
traceback.print_exc()
self.exception.emit("Delete failed...")
def deleteInstance(self):
if self.instance() and self.confirmDelete():
self.onDelete()
