class FileUploadPanel(SimplePanel):
def __init__(self):
SimplePanel.__init__(self)
self.form = FormPanel()
self.form.setEncoding(FormPanel.ENCODING_MULTIPART)
self.form.setMethod(FormPanel.METHOD_POST)
self.url = "http://localhost/pyjamas_upload_demo"
self.form.setAction(self.url)
self.form.setTarget("results")
vPanel = VerticalPanel()
hPanel = HorizontalPanel()
hPanel.setSpacing(5)
hPanel.add(Label("Upload file:"))
self.field = FileUpload()
self.field.setName("file")
hPanel.add(self.field)
hPanel.add(Button("Submit", getattr(self, "onBtnClick")))
vPanel.add(hPanel)
self.simple = CheckBox("Simple mode? ")
#self.simple.setChecked(True)
vPanel.add(self.simple)
self.progress = Label('0%')
results = NamedFrame("results")
vPanel.add(results)
vPanel.add(self.progress)
self.form.add(vPanel)
self.add(self.form)
def onBtnClick(self, event):
self.progress.setText('0%')
if self.simple.isChecked():
self.form.submit()
else:
if AsyncUpload.is_old_browser():
Window.alert("Hmmm, your browser doesn't support this.")
else:
el = self.field.getElement()
files = getattr(el, 'files')
#TODO implement loop for multiple file uploads
file = JS("@{{files}}[0]") #otherwise pyjs thinks it's a string?
AsyncUpload.asyncUpload(self.url, file, self)
def onload(self, status):
self.progress.setText('100%')
def onerror(self, status):
Window.alert("oh noes we got an " + str(status))
def onprogress(self, loaded, total):
if self.progress.getText() == '100%': return
progress = (loaded / total)
p = int(progress * 100)
self.progress.setText(str(p) + '%')
class FileOpenDlg(DialogBox):
files = None
def __init__(self, left = 50, top = 50, fileLocation = None):
global has_getAsText
try:
DialogBox.__init__(self, modal = False)
self.filename = None
self.data = None
self.setPopupPosition(left, top)
self.dockPanel = DockPanel()
self.dockPanel.setSpacing(4)
self.setText("File Open")
if not fileLocation is None:
msg = HTML("Loading file...", True)
self.dockPanel.add(msg, DockPanel.NORTH)
location = fileLocation
if fileLocation.find("://") < 0:
base = Window.getLocation().getHref()
if base.find('/') >= 0:
sep = '/'
else:
sep = '\\'
base = sep.join(base.split(sep)[:-1]) + sep
location = base + fileLocation
self.iframe = Frame(location)
self.dockPanel.add(self.iframe, DockPanel.CENTER)
else:
msg = HTML("Choose a file", True)
self.browseFile = FileUpload()
elem = self.browseFile.getElement()
if False and has_getAsText and hasattr(elem, 'files'):
self.iframe = None
self.files = elem.files
self.dockPanel.add(self.browseFile, DockPanel.CENTER)
else:
self.browseFile = None
self.files = None
base = '' + doc().location
if base.find('/') >= 0:
sep = '/'
else:
sep = '\\'
if not base.lower()[:5] == "file:":
base = "file:///C:/"
msg = HTML("You'll have to place the application on a local file system, otherwise the browser forbids access.", True)
else:
base = sep.join(base.split(sep)[:-1]) + sep
self.iframe = Frame(base)
self.dockPanel.add(self.iframe, DockPanel.CENTER)
self.dockPanel.add(msg, DockPanel.NORTH)
if self.iframe:
self.iframe.setWidth("36em")
hpanel = HorizontalPanel()
self.openBtn = Button("Open", self.onClickOpen)
hpanel.add(self.openBtn)
self.cancelBtn = Button("Cancel", self.onClickCancel)
hpanel.add(self.cancelBtn)
self.dockPanel.add(hpanel, DockPanel.SOUTH)
self.setWidget(self.dockPanel)
except:
raise
def onClickCancel(self, sender):
self.hide()
def onClickOpen(self, sender):
global has_getAsText
data = None
filename = None
if self.files:
if self.files.length == 0:
return
if self.files.length > 1:
alert("Cannot open more than one file")
return
file = self.files.item(0)
filename = file.fileName
try:
data = file.getAsText("")
except AttributeError, e:
has_getAsText = False
alert("Sorry. cannot retrieve file in this browser.\nTry again.")
else:
class PopupOpenState(Popup):
def __init__(self, okClick, cancelClick, title='Abrir', options=CONFIRM_CANCEL):
Popup.__init__(self, title, okClick, cancelClick, options)
def draw(self):
Popup.draw(self)
namePanel = HorizontalPanel()
#namePanel.add(Label('Crie um arquivo'))
if self.title == 'Abrir':
self.enableOkButton(False)
namePanel.add(HTML("""<div class=""gwt-Label"" style=""white-space: normal;"">
Abra o arquivo salvo, copie<br>e cole aqui o conteudo:</div>"""))
self.field = FileUpload()
self.field.setName('file')
self.field.setID('files')
self.center.add(self.field)
element = self.field.getElement()
JS("""function handleFileSelect(evt) {@{{self}}.enableOkButton(evt.target.files[0]!=null);}
@{{element}}.addEventListener('change', handleFileSelect, false);""")
#http://www.javascriptkit.com/javatutors/loadjavascriptcss.shtml
else:
namePanel.add(HTML("""<div class=""gwt-Label"" style=""white-space: normal;"">
Crie um arquivo txt e copie<br>e cole o conteudo a seguir:</div>"""))
self.textBox = TextBox()
self.textBox.setStyleAttribute('marginLeft', 10)
namePanel.add(self.textBox)
self.center.add(namePanel)
self.textBox.addInputListener(self)
self.onInput()
def enableOkButton(self, enable):
if enable: self.okButton.removeStyleName('disabled')
else: self.okButton.addStyleName('disabled')
def onInput(self, sender):
self.enableOkButton(self.textBox.getText().count(' ') != len(self.textBox.getText()))
def myOkClick(self):
if 'disabled' not in self.okButton.getStyleName():
Popup.myOkClick(self)
if self.okClick is not None:
if self.title == 'Abrir':
files = getattr(self.field.getElement(), 'files')
file = JS("@{{files}}[0]")
if file:
JS("""var reader = new FileReader();
reader.onload = function(e) {@{{self}}.okClick(e.target.result);}
reader.readAsBinaryString(@{{file}});""")
#self.okClick(str)
else:
self.okClick(self.textBox.getText())
def myCancelClick(self):
Popup.myCancelClick(self)
if self.cancelClick is not None: self.cancelClick()
def show(self):
Popup.show(self)
if self.title != 'Abrir': self.textBox.setFocus(True)
else:
pass
class FileUploadPanel(SimplePanel):
def __init__(self):
SimplePanel.__init__(self)
self.form = FormPanel()
self.form.setEncoding(FormPanel.ENCODING_MULTIPART)
self.form.setMethod(FormPanel.METHOD_POST)
self.url = "http://localhost/pyjamas_upload_demo"
self.form.setAction(self.url)
self.form.setTarget("results")
vPanel = VerticalPanel()
hPanel = HorizontalPanel()
hPanel.setSpacing(5)
hPanel.add(Label("Upload file:"))
self.field = FileUpload()
self.field.setName("file")
hPanel.add(self.field)
hPanel.add(Button("Submit", getattr(self, "onBtnClick")))
vPanel.add(hPanel)
self.simple = CheckBox("Simple mode? ")
#self.simple.setChecked(True)
vPanel.add(self.simple)
self.progress = Label('0%')
results = NamedFrame("results")
vPanel.add(results)
vPanel.add(self.progress)
self.form.add(vPanel)
self.add(self.form)
def onBtnClick(self, event):
self.progress.setText('0%')
if self.simple.isChecked():
self.form.submit()
else:
if AsyncUpload.is_old_browser():
Window.alert("Hmmm, your browser doesn't support this.")
else:
el = self.field.getElement()
files = getattr(el, 'files')
#TODO implement loop for multiple file uploads
file = JS(
"@{{files}}[0]") #otherwise pyjs thinks it's a string?
AsyncUpload.asyncUpload(self.url, file, self)
def onload(self, status):
self.progress.setText('100%')
def onerror(self, status):
Window.alert("oh noes we got an " + str(status))
def onprogress(self, loaded, total):
if self.progress.getText() == '100%': return
progress = (loaded / total)
p = int(progress * 100)
self.progress.setText(str(p) + '%')
class FileOpenDlg(DialogBox):
files = None
def __init__(self, left=50, top=50, fileLocation=None):
global has_getAsText
try:
DialogBox.__init__(self, modal=False)
self.filename = None
self.data = None
self.setPopupPosition(left, top)
self.dockPanel = DockPanel()
self.dockPanel.setSpacing(4)
self.setText("File Open")
if not fileLocation is None:
msg = HTML("Loading file...", True)
self.dockPanel.add(msg, DockPanel.NORTH)
location = fileLocation
if fileLocation.find("://") < 0:
base = Window.getLocation().getHref()
if base.find('/') >= 0:
sep = '/'
else:
sep = '\\'
base = sep.join(base.split(sep)[:-1]) + sep
location = base + fileLocation
self.iframe = Frame(location)
self.dockPanel.add(self.iframe, DockPanel.CENTER)
else:
msg = HTML("Choose a file", True)
self.browseFile = FileUpload()
elem = self.browseFile.getElement()
if False and has_getAsText and hasattr(elem, 'files'):
self.iframe = None
self.files = elem.files
self.dockPanel.add(self.browseFile, DockPanel.CENTER)
else:
self.browseFile = None
self.files = None
base = '' + doc().location
if base.find('/') >= 0:
sep = '/'
else:
sep = '\\'
if not base.lower()[:5] == "file:":
base = "file:///C:/"
msg = HTML(
"You'll have to place the application on a local file system, otherwise the browser forbids access.",
True)
else:
base = sep.join(base.split(sep)[:-1]) + sep
self.iframe = Frame(base)
self.dockPanel.add(self.iframe, DockPanel.CENTER)
self.dockPanel.add(msg, DockPanel.NORTH)
if self.iframe:
self.iframe.setWidth("36em")
hpanel = HorizontalPanel()
self.openBtn = Button("Open", self.onClickOpen)
hpanel.add(self.openBtn)
self.cancelBtn = Button("Cancel", self.onClickCancel)
hpanel.add(self.cancelBtn)
self.dockPanel.add(hpanel, DockPanel.SOUTH)
self.setWidget(self.dockPanel)
except:
raise
def onClickCancel(self, sender):
self.hide()
def onClickOpen(self, sender):
global has_getAsText
data = None
filename = None
if self.files:
if self.files.length == 0:
return
if self.files.length > 1:
alert("Cannot open more than one file")
return
file = self.files.item(0)
filename = file.fileName
try:
data = file.getAsText("")
except AttributeError, e:
has_getAsText = False
alert(
"Sorry. cannot retrieve file in this browser.\nTry again.")
else:
class FileOpenDlg(DialogBox):
files = None
def __init__(self, left=50, top=50, fileLocation=None):
global has_getAsText
try:
DialogBox.__init__(self, modal=False)
self.setPopupPosition(left, top)
self.dockPanel = DockPanel()
self.dockPanel.setSpacing(4)
self.setText("File Open")
if not fileLocation is None:
msg = HTML("Loading file...", True)
self.dockPanel.add(msg, DockPanel.NORTH)
location = fileLocation
if fileLocation.find("://") < 0:
base = Window.getLocation().getHref()
print base
if base.find("/") >= 0:
sep = "/"
else:
sep = "\\"
base = sep.join(base.split(sep)[:-1]) + sep
location = base + fileLocation
self.iframe = Frame(location)
self.dockPanel.add(self.iframe, DockPanel.CENTER)
else:
msg = HTML("Choose a file", True)
self.browseFile = FileUpload()
elem = self.browseFile.getElement()
if False and has_getAsText and hasattr(elem, "files"):
self.iframe = None
self.files = elem.files
self.dockPanel.add(self.browseFile, DockPanel.CENTER)
else:
self.browseFile = None
self.files = None
base = "" + doc().location
if base.find("/") >= 0:
sep = "/"
else:
sep = "\\"
if not base.lower()[:5] == "file:":
base = "file:///C:/"
msg = HTML(
"You'll have to place the application on a local file system, otherwise the browser forbids access.",
True,
)
else:
base = sep.join(base.split(sep)[:-1]) + sep
self.iframe = Frame(base)
self.dockPanel.add(self.iframe, DockPanel.CENTER)
self.dockPanel.add(msg, DockPanel.NORTH)
if self.iframe:
self.iframe.setWidth("36em")
hpanel = HorizontalPanel()
self.openBtn = Button("Open", self)
hpanel.add(self.openBtn)
self.cancelBtn = Button("Cancel", self)
hpanel.add(self.cancelBtn)
self.dockPanel.add(hpanel, DockPanel.SOUTH)
self.setWidget(self.dockPanel)
except:
raise
def onClick(self, sender):
global has_getAsText
if sender == self.cancelBtn:
self.hide()
elif sender == self.openBtn:
data = None
filename = None
if self.files:
if self.files.length == 0:
return
if self.files.length > 1:
alert("Cannot open more than one file")
return
file = self.files.item(0)
filename = file.fileName
try:
data = file.getAsText("")
except AttributeError, e:
has_getAsText = False
alert("Sorry. cannot retrieve file in this browser.\nTry again.")
else:
elem = self.iframe.getElement()
# On firefox, this runs into:
# Permission denied to get property Window.document
# when the file is not in the current domain
body = elem.contentWindow.document.body
try:
filename = "" + elem.contentWindow.location
except:
filename = None
if body.childNodes.length == 1:
data = "" + body.childNodes.item(0).innerHTML
else:
data = "" + body.innerHTML
self.hide()
if data:
self.mediator.sendNotification(Notification.FILE_LOADED, (filename, data))
