class EditPanel(AbsolutePanel):
def __init__(self, key, title, content):
AbsolutePanel.__init__(self)
self.edit_header = Label("Edit a Post", StyleName="header_label")
self.edit_title_label = Label("Title:")
self.edit_title = TextBox()
self.edit_title.setMaxLength(255)
self.edit_content = TextArea()
self.edit_content.setVisibleLines(2)
self.edit_button = Button("Save")
self.edit_cancel_button = Button("Cancel")
self.edit_hidden_key = Hidden()
self.error_message_label = Label("", StyleName="error_message_label")
edit_contents = VerticalPanel(StyleName="Contents", Spacing=4)
edit_contents.add(self.edit_header)
edit_contents.add(self.edit_title_label)
edit_contents.add(self.edit_title)
edit_contents.add(self.edit_content)
edit_contents.add(self.edit_button)
edit_contents.add(self.edit_cancel_button)
edit_contents.add(self.error_message_label)
edit_contents.add(self.edit_hidden_key)
self.edit_dialog = DialogBox(glass=True)
self.edit_dialog.setHTML('<b>Blog Post Form</b>')
self.edit_dialog.setWidget(edit_contents)
left = (Window.getClientWidth() - 900) / 2 + Window.getScrollLeft()
top = (Window.getClientHeight() - 600) / 2 + Window.getScrollTop()
self.edit_dialog.setPopupPosition(left, top)
self.edit_dialog.hide()
def clear_edit_panel(self):
self.edit_title.setText("")
self.edit_content.setText("")
self.error_message_label.setText("")
class DialogBoxDemo(SimplePanel):
def __init__(self):
SimplePanel.__init__(self)
self.add(Button("Show Dialog", getattr(self, "showDialog")))
def showDialog(self, event):
contents = VerticalPanel()
contents.setSpacing(4)
contents.add(HTML('You can place any contents you like in a dialog box.'))
contents.add(Button("Close", getattr(self, "onClose")))
contents.setStyleName("Contents")
self._dialog = DialogBox()
self._dialog.setHTML('<b>Welcome to the dialog box</b>')
self._dialog.setWidget(contents)
left = (Window.getClientWidth() - 200) / 2
top = (Window.getClientHeight() - 100) / 2
self._dialog.setPopupPosition(left, top)
self._dialog.show()
def onClose(self, event):
self._dialog.hide()
class WritePanel(AbsolutePanel):
def __init__(self, parent):
AbsolutePanel.__init__(self)
self.post_header = Label("Write a Post", StyleName="header_label")
self.post_write_title_label = Label("Title:")
self.post_title = TextBox()
self.post_content = TextArea()
self.post_button = Button("Post")
self.cancel_button = Button("Cancel")
self.error_message_label = Label("", StyleName="error_message_label")
contents = VerticalPanel(StyleName="Contents", Spacing=4)
contents.add(self.post_header)
contents.add(self.post_write_title_label)
contents.add(self.post_title)
contents.add(self.post_content)
contents.add(self.post_button)
contents.add(self.cancel_button)
contents.add(self.error_message_label)
self.dialog = DialogBox(glass=True)
self.dialog.setHTML('<b>Blog Post Form</b>')
self.dialog.setWidget(contents)
left = (Window.getClientWidth() - 900) / 2 + Window.getScrollLeft()
top = (Window.getClientHeight() - 600) / 2 + Window.getScrollTop()
self.dialog.setPopupPosition(left, top)
self.dialog.hide()
def clear_write_panel(self):
self.post_title.setText("")
self.post_content.setText("")
self.error_message_label.setText("")
class ErrorMessage:
"""
Simple class to show a message that blocks the screen until the user
clicks the "Close" button.
Note that this gets its style from the CSS styles ".gwt-DialogBox .Caption",
".gwt-DialogBox .Contents" and ".gwt-PopupPanelGlass"
@author Mark Grimes ([email protected])
@date 17/Jan/2014
"""
def __init__(self, message, messageTitle="Error"):
self.dialog = DialogBox(glass=True)
self.dialog.setHTML("<b>" + messageTitle + "</b>")
dialogContents = VerticalPanel(StyleName="Contents", Spacing=4)
dialogContents.add(HTML(message))
dialogContents.add(Button("Close", getattr(self, "onClose")))
self.dialog.setWidget(dialogContents)
left = (Window.getClientWidth() - 200) / 2 + Window.getScrollLeft()
top = (Window.getClientHeight() - 100) / 2 + Window.getScrollTop()
self.dialog.setPopupPosition(left, top)
self.dialog.show()
def onClose(self, event):
self.dialog.hide()
class DialogBoxDemo(SimplePanel):
def __init__(self):
SimplePanel.__init__(self)
self.add(Button("Show Dialog", getattr(self, "showDialog")))
def showDialog(self, event):
contents = VerticalPanel(StyleName="Contents",
Spacing=4)
contents.add(HTML('You can place any contents you like in a dialog box.'))
contents.add(Button("Close", getattr(self, "onClose")))
self._dialog = DialogBox(glass=True)
self._dialog.setHTML('<b>Welcome to the dialog box</b>')
self._dialog.setWidget(contents)
left = (Window.getClientWidth() - 200) / 2 + Window.getScrollLeft()
top = (Window.getClientHeight() - 100) / 2 + Window.getScrollTop()
self._dialog.setPopupPosition(left, top)
self._dialog.show()
def onClose(self, event):
self._dialog.hide()
def create_popup(self):
# create the popup in the middle box
popup = DialogBox(False, False)
popup.onClick = lambda w: popup.hide()
popup.setHTML('<b>Hello!</b>')
popup.setWidget(Button('Close', popup))
x = self.box.getAbsoluteLeft() + random()*100
y = self.box.getAbsoluteTop() + random()*100
popup.setPopupPosition(x, y)
popup.show()
def create_popup(self):
# create the popup in the middle box
popup = DialogBox(False, False)
popup.onClick = lambda w: popup.hide()
popup.setHTML('<b>Hello!</b>')
popup.setWidget(Button('Close', popup))
x = self.box.getAbsoluteLeft() + random() * 100
y = self.box.getAbsoluteTop() + random() * 100
popup.setPopupPosition(x, y)
popup.show()
def create_popup(self):
# create the popup in the middle box
popup = DialogBox(False, False)
popup.setHTML(num.pop())
x = self.box.getAbsoluteLeft() + random()*100
y = self.box.getAbsoluteTop() + random()*100
popup.setPopupPosition(x, y)
popup.show()
def setPopupPosition(self, left, top):
if top + self.getOffsetHeight() > Window.getClientHeight():
top = Window.getClientHeight() - self.getOffsetHeight()
if left + self.getOffsetWidth() > Window.getClientWidth():
left = Window.getClientWidth() - self.getOffsetWidth()
DialogBox.setPopupPosition(self, left, top)