def welcome_dialog_paged(self):
# type: (CanvasMainWindow) -> None
"""
Show a modal multipaged welcome screen.
"""
dlg = PagedDialog(
self,
windowTitle=self.tr("Orange Data Mining"),
)
dlg.setWindowModality(Qt.ApplicationModal)
dlg.setAttribute(Qt.WA_DeleteOnClose)
dlg.layout().setSizeConstraint(QVBoxLayout.SetFixedSize)
dlg.setStyleSheet("""
TabView::item:selected {
background: rgb(243, 171, 86);
}
""")
main = FancyWelcomeScreen()
spec = welcome_screen_specs()
if spec.image:
background = QImage(spec.image)
else:
background = QImage("canvas_icons:orange-start-background.png")
main.setImage(background)
if spec.css:
main.setStyleSheet(spec.css)
else:
main.setStyleSheet(
"StartItem { background-color: rgb(123, 164, 214) }")
def decorate_icon(icon):
return decorate_welcome_icon(icon, "#6dacb2")
for i, item in zip(range(3), spec.items):
main.setItemText(i, item.text)
main.setItemToolTip(i, item.tooltip)
main.setItemIcon(i, decorate_icon(QIcon(item.icon)))
main.setItemActiveIcon(i, decorate_icon(QIcon(item.active_icon)))
main.item(i).setProperty("path", item.path)
main.setCurrentIndex(0)
main.activated.connect(lambda: openselectedbutton.click())
PageWelcome = dlg.addPage(sc_icon("Welcome.svg"), "Welcome", main)
examples_ = examples.workflows(config.default)
items = [previewmodel.PreviewItem(path=t.abspath()) for t in examples_]
model = previewmodel.PreviewModel(items=items)
model.delayedScanUpdate()
browser = previewbrowser.PreviewBrowser()
browser.setModel(model)
PageTemplates = dlg.addPage(sc_icon("Templates.svg"), "Templates", browser)
browser.activated.connect(lambda: openselectedbutton.click())
recent = [
previewmodel.PreviewItem(name=item.title, path=item.path)
for item in self.recent_schemes
]
model = previewmodel.PreviewModel(items=recent)
browser = previewbrowser.PreviewBrowser()
browser.setModel(model)
model.delayedScanUpdate()
PageRecent = dlg.addPage(self.recent_action.icon(), "Recent", browser)
browser.activated.connect(lambda: openselectedbutton.click())
dlg.setPageEnabled(PageRecent, model.rowCount() > 0)
page = SingleLinkPage(
image=QImage(
resource_path("icons/getting-started-video-tutorials.png")),
heading="Getting Started",
link=QUrl("https://www.youtube.com/watch?v=3nMcI4Hxm7c"),
)
page.setContentsMargins(25, 25, 25, 25)
PageGetStarted = dlg.addPage(
canvas_icons("YouTube.svg"),
"Get Started",
page,
)
buttons = dlg.buttonBox()
buttons.setVisible(True)
buttons.setStandardButtons(QDialogButtonBox.Open | QDialogButtonBox.Cancel)
# choose the selected workflow button
openselectedbutton = buttons.button(QDialogButtonBox.Open)
openselectedbutton.setText(self.tr("Open"))
openselectedbutton.setToolTip("Open the selected workflow")
openselectedbutton.setDefault(True)
newbutton = QPushButton("New", toolTip="Create a new workflow")
s = QShortcut(QKeySequence.New, newbutton)
s.activated.connect(newbutton.click)
buttons.addButton(newbutton, QDialogButtonBox.AcceptRole)
openexisting = QPushButton("Open Existing\N{HORIZONTAL ELLIPSIS}",
toolTip="Open an existing workflow file")
s = QShortcut(QKeySequence.Open, dlg)
s.activated.connect(openexisting.click)
buttons.addButton(openexisting, QDialogButtonBox.AcceptRole)
settings = QSettings()
show_start_key = "startup/show-welcome-screen"
show_start = QCheckBox("Show at startup",
checked=settings.value(show_start_key,
True,
type=bool))
# Abusing ResetRole to push the check box to the left in all button
# layouts.
buttons.addButton(show_start, QDialogButtonBox.ResetRole)
def update_show_at_startup(value):
settings.setValue(show_start_key, value)
show_start.toggled.connect(update_show_at_startup)
def on_page_changed(index):
if index == PageWelcome:
openselectedbutton.setEnabled(True)
elif index == PageTemplates:
openselectedbutton.setEnabled(bool(examples))
elif index == PageRecent:
openselectedbutton.setEnabled(bool(recent))
elif index == PageGetStarted:
openselectedbutton.setEnabled(False)
else:
openselectedbutton.setEnabled(False)
dlg.currentIndexChanged.connect(on_page_changed)
def open_example_workflow(path):
# open a workflow without filename/directory tracking.
wf = self.new_scheme_from(path)
if self.is_transient():
window = self
else:
window = self.create_new_window()
window.show()
window.raise_()
window.activateWindow()
window.set_new_scheme(wf)
def open_url(url):
return QDesktopServices.openUrl(QUrl(url))
def on_clicked(button):
current = dlg.currentIndex()
path = None
open_workflow_file = None
if current == PageWelcome:
open_workflow_file = open_url
elif current == PageTemplates:
open_workflow_file = open_example_workflow
elif current == PageRecent:
open_workflow_file = self.open_scheme_file
if button is openselectedbutton and \
current in {PageTemplates, PageRecent}:
w = dlg.widget(current)
assert isinstance(w, previewbrowser.PreviewBrowser)
assert w.currentIndex() != -1
model = w.model()
item = model.item(w.currentIndex())
path = item.path()
elif button is openselectedbutton and current == PageWelcome:
w = dlg.widget(current)
assert isinstance(w, FancyWelcomeScreen)
assert w.currentIndex() != -1
path = w.item(w.currentIndex()).property("path")
if path is not None:
open_workflow_file(path)
dlg.accept()
buttons.clicked.connect(on_clicked)
def on_open_existing():
filedlg = self._open_workflow_dialog()
filedlg.fileSelected.connect(self.open_scheme_file)
filedlg.accepted.connect(dlg.accept)
filedlg.exec()
openexisting.clicked.connect(on_open_existing)
def new_window():
if not self.is_transient():
self.new_workflow_window()
dlg.accept()
newbutton.clicked.connect(new_window)
dlg.show()
def welcome_dialog(self):
"""
Show a modal welcome dialog for OASYS.
Reimplemented from `CanvasMainWindow`.
"""
dialog = welcomedialog.WelcomeDialog(self)
dialog.setWindowTitle(self.tr("Welcome to OASYS"))
def new_scheme():
if self.new_scheme() == QDialog.Accepted:
dialog.accept()
def open_scheme():
if self.open_scheme() == QDialog.Accepted:
dialog.accept()
def open_recent():
if self.recent_scheme() == QDialog.Accepted:
dialog.accept()
def tutorial():
import webbrowser
webbrowser.open("https://github.com/srio/ShadowOui-Tutorial")
#if self.tutorial_scheme() == QDialog.Accepted:
# dialog.accept()
new_action = \
QAction(self.tr("New"), dialog,
toolTip=self.tr("Open a new workflow."),
triggered=new_scheme,
shortcut=QKeySequence.New,
icon=canvasmain.canvas_icons("New.svg")
)
open_action = \
QAction(self.tr("Open"), dialog,
objectName="welcome-action-open",
toolTip=self.tr("Open a workflow."),
triggered=open_scheme,
shortcut=QKeySequence.Open,
icon=canvasmain.canvas_icons("Open.svg")
)
recent_action = \
QAction(self.tr("Recent"), dialog,
objectName="welcome-recent-action",
toolTip=self.tr("Browse and open a recent workflow."),
triggered=open_recent,
shortcut=QKeySequence(Qt.ControlModifier | \
(Qt.ShiftModifier | Qt.Key_R)),
icon=canvasmain.canvas_icons("Recent.svg")
)
tutorials_action = \
QAction(self.tr("Tutorial"), dialog,
objectName="welcome-tutorial-action",
toolTip=self.tr("Browse tutorial workflows."),
triggered=tutorial,
icon=canvasmain.canvas_icons("Tutorials.svg")
)
icon = resource_path("icons/Install.svg")
addons_action = \
QAction(self.tr("Add-ons"), dialog,
objectName="welcome-addons-action",
toolTip=self.tr("Install add-ons"),
triggered=self.open_addons,
icon=QIcon(icon),
)
if self.__updatable:
addons_action.setText("Update Now")
addons_action.setToolTip("Update or install new add-ons")
addons_action.setIcon(QIcon(resource_path("icons/Update.svg")))
mbox = QMessageBox(
dialog,
icon=QMessageBox.Information,
text="{} add-on{} {} a newer version.\n"
"Would you like to update now?".format(
"One" if self.__updatable == 1 else self.__updatable,
"s" if self.__updatable > 1 else "",
"has" if self.__updatable == 1 else "have"),
standardButtons=QMessageBox.Ok | QMessageBox.No,
)
mbox.setWindowFlags(Qt.Sheet | Qt.MSWindowsFixedSizeDialogHint)
mbox.setModal(True)
dialog.show()
mbox.show()
mbox.finished.connect(lambda r: self.open_addons()
if r == QMessageBox.Ok else None)
bottom_row = [
self.get_started_action, tutorials_action,
self.documentation_action, addons_action
]
self.new_action.triggered.connect(dialog.accept)
top_row = [new_action, open_action, recent_action]
dialog.addRow(top_row, background="light-grass")
dialog.addRow(bottom_row, background="light-orange")
# Find and hide the welcome dialogs bottom bar. It contains the
# Show at startup" check box and we ALWAYS want the Welcome Dialog
# to show.
bottombar = dialog.findChild(QWidget, name='bottom-bar')
if bottombar is not None:
bottombar.hide()
status = dialog.exec_()
dialog.deleteLater()
return status
def welcome_dialog(self):
"""
Show a modal welcome dialog for OASYS.
Reimplemented from `CanvasMainWindow`.
"""
dialog = welcomedialog.WelcomeDialog(self)
dialog.setWindowTitle(self.tr("Welcome to OASYS"))
def new_scheme():
if self.new_scheme() == QDialog.Accepted:
dialog.accept()
def open_scheme():
if self.open_scheme() == QDialog.Accepted:
dialog.accept()
def open_recent():
if self.recent_scheme() == QDialog.Accepted:
dialog.accept()
def tutorial():
if self.tutorial_scheme() == QDialog.Accepted:
dialog.accept()
new_action = \
QAction(self.tr("New"), dialog,
toolTip=self.tr("Open a new workflow."),
triggered=new_scheme,
shortcut=QKeySequence.New,
icon=canvasmain.canvas_icons("New.svg")
)
open_action = \
QAction(self.tr("Open"), dialog,
objectName="welcome-action-open",
toolTip=self.tr("Open a workflow."),
triggered=open_scheme,
shortcut=QKeySequence.Open,
icon=canvasmain.canvas_icons("Open.svg")
)
recent_action = \
QAction(self.tr("Recent"), dialog,
objectName="welcome-recent-action",
toolTip=self.tr("Browse and open a recent workflow."),
triggered=open_recent,
shortcut=QKeySequence(Qt.ControlModifier | \
(Qt.ShiftModifier | Qt.Key_R)),
icon=canvasmain.canvas_icons("Recent.svg")
)
tutorials_action = \
QAction(self.tr("Tutorial"), dialog,
objectName="welcome-tutorial-action",
toolTip=self.tr("Browse tutorial workflows."),
triggered=tutorial,
icon=canvasmain.canvas_icons("Tutorials.svg")
)
icon = resource_path("icons/Install.svg")
addons_action = \
QAction(self.tr("Add-ons"), dialog,
objectName="welcome-addons-action",
toolTip=self.tr("Install add-ons"),
triggered=self.open_addons,
icon=QIcon(icon),
)
if self.__updatable:
addons_action.setText("Update Now")
addons_action.setToolTip("Update or install new add-ons")
addons_action.setIcon(QIcon(resource_path("icons/Update.svg")))
mbox = QMessageBox(
dialog,
icon=QMessageBox.Information,
text="{} add-on{} {} a newer version.\n"
"Would you like to update now?"
.format("One" if self.__updatable == 1 else self.__updatable,
"s" if self.__updatable > 1 else "",
"has" if self.__updatable == 1 else "have"),
standardButtons=QMessageBox.Ok | QMessageBox.No,
)
mbox.setWindowFlags(Qt.Sheet | Qt.MSWindowsFixedSizeDialogHint)
mbox.setModal(True)
dialog.show()
mbox.show()
mbox.finished.connect(
lambda r:
self.open_addons() if r == QMessageBox.Ok else None
)
bottom_row = [self.get_started_action, tutorials_action,
self.documentation_action, addons_action]
self.new_action.triggered.connect(dialog.accept)
top_row = [new_action, open_action, recent_action]
dialog.addRow(top_row, background="light-grass")
dialog.addRow(bottom_row, background="light-orange")
# Find and hide the welcome dialogs bottom bar. It contains the
# Show at startup" check box and we ALWAYS want the Welcome Dialog
# to show.
bottombar = dialog.findChild(QWidget, name='bottom-bar')
if bottombar is not None:
bottombar.hide()
status = dialog.exec_()
dialog.deleteLater()
return status
def __init__(self, parent=None, **kwargs):
super().__init__(parent, **kwargs)
self.is_main = True
self.menu_registry = None
settings = QSettings()
updateperiod = settings.value("oasys/addon-update-check-period",
defaultValue=1,
type=int)
try:
timestamp = os.stat(addons_cache_path()).st_mtime
except OSError:
timestamp = 0
lastdelta = datetime.now() - datetime.fromtimestamp(timestamp)
self._log = logging.getLogger(__name__)
self._log.info("Time from last update %s (%s)", lastdelta, timestamp)
check = updateperiod >= 0 and \
abs(lastdelta) > timedelta(days=updateperiod)
self.__executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
self.__pypi_addons_f = None
self.__pypi_addons = None
self.__updatable = 0
if check:
f = self.__executor.submit(addons.list_available_versions)
f.add_done_callback(
addons.method_queued(self.__set_pypi_addons_f, (object, )))
self.__pypi_addons_f = f
else:
try:
items = load_pypi_packages()
except Exception:
pass
else:
self.__set_pypi_addons(items)
self.automatic_save.connect(self.automatic_save_scheme)
self.new_action_on_new_window = \
QAction(self.tr("New on a New Window"), self,
objectName="action-new-new-window",
toolTip=self.tr("Open a new workflow on a new window."),
triggered=self.new_scheme_on_new_window,
icon=canvasmain.canvas_icons("New.svg")
)
self.open_action_on_new_window = \
QAction(self.tr("Open on a New Window"), self,
objectName="action-open-new-window",
toolTip=self.tr("Open a workflow on a new window."),
triggered=self.open_scheme_on_new_window,
icon=canvasmain.canvas_icons("Open.svg")
)
file_menu = self.menuBar().children()[-1]
file_menu.insertAction(file_menu.actions()[2],
self.open_action_on_new_window)
file_menu.insertAction(file_menu.actions()[1],
self.new_action_on_new_window)
def __init__(self, parent=None, **kwargs):
super().__init__(parent, **kwargs)
self.is_main = True
self.menu_registry = None
settings = QSettings()
updateperiod = settings.value(
"oasys/addon-update-check-period", defaultValue=1, type=int)
try:
timestamp = os.stat(addons_cache_path()).st_mtime
except OSError:
timestamp = 0
lastdelta = datetime.now() - datetime.fromtimestamp(timestamp)
self._log = logging.getLogger(__name__)
self._log.info("Time from last update %s (%s)", lastdelta, timestamp)
check = updateperiod >= 0 and \
abs(lastdelta) > timedelta(days=updateperiod)
self.__executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
self.__pypi_addons_f = None
self.__pypi_addons = None
self.__updatable = 0
if check:
f = self.__executor.submit(
addons.pypi_search,
oasysconf.addon_pypi_search_spec(),
timeout=10
)
f.add_done_callback(
addons.method_queued(self.__set_pypi_addons_f, (object,)))
self.__pypi_addons_f = f
else:
try:
items = load_pypi_packages()
except Exception:
pass
else:
self.__set_pypi_addons(items)
self.automatic_save.connect(self.automatic_save_scheme)
self.new_action_on_new_window = \
QAction(self.tr("New on a New Window"), self,
objectName="action-new-new-window",
toolTip=self.tr("Open a new workflow on a new window."),
triggered=self.new_scheme_on_new_window,
icon=canvasmain.canvas_icons("New.svg")
)
self.open_action_on_new_window = \
QAction(self.tr("Open on a New Window"), self,
objectName="action-open-new-window",
toolTip=self.tr("Open a workflow on a new window."),
triggered=self.open_scheme_on_new_window,
icon=canvasmain.canvas_icons("Open.svg")
)
if sys.platform == "darwin":
file_menu = self.menuBar().children()[1]
else:
file_menu = self.menuBar().children()[2]
file_menu.insertAction(file_menu.actions()[2], self.open_action_on_new_window)
file_menu.insertAction(file_menu.actions()[1], self.new_action_on_new_window)
