# -*- coding: utf-8 -*- # ----------------------------------------------------------------------------- # Copyright (c) 2016-2017 Anaconda, Inc. # # May be copied and distributed freely only as part of an Anaconda or # Miniconda installation. # ----------------------------------------------------------------------------- """Projects Tab.""" # yapf: disable from __future__ import absolute_import, division, print_function # Third party imports from qtpy.QtCore import Qt, Signal from qtpy.QtWidgets import QHBoxLayout, QMenu, QVBoxLayout # Local imports from anaconda_navigator.api.anaconda_api import AnacondaAPI from anaconda_navigator.utils import constants as C # from anaconda_navigator.utils.logs import logger from anaconda_navigator.utils.styles import load_style_sheet from anaconda_navigator.widgets import (ButtonToolNormal, FrameEnvironmentsList, FrameEnvironmentsPackages, FrameTabHeader, WidgetBase) from anaconda_navigator.widgets.helperwidgets import (ButtonToggleCollapse, LineEditSearch) from anaconda_navigator.widgets.lists.projects import (ListItemEnv, ListWidgetEnv) from anaconda_navigator.widgets.projects import ProjectsWidget # yapf: enable # TODO: Have a single ListWidgetBase that incorporates needed and common # functionality between projects and envs class ProjectsTab(WidgetBase): """Projects management tab.""" # name, path, sender sig_item_selected = Signal(object, object, object) sig_create_requested = Signal() sig_import_requested = Signal() sig_remove_requested = Signal() sig_upload_requested = Signal() sig_login_requested = Signal() sig_ready = Signal() # sig_apps_changed = Signal(str) # sig_apps_updated = Signal() # sig_project_updated = Signal() # sig_status_updated = Signal(str, int, int, int) def __init__(self, parent=None): super(ProjectsTab, self).__init__(parent) # Variables self.api = AnacondaAPI() self.current_project = None self.style_sheet = None self.projects = None # Widgets self.frame_list = FrameEnvironmentsList(self) self.frame_widget = FrameEnvironmentsPackages(self) self.frame_header_left = FrameTabHeader() self.frame_header_right = FrameTabHeader() self.button_create = ButtonToolNormal(text="Create") self.button_import = ButtonToolNormal(text="Import") self.button_remove = ButtonToolNormal(text="Remove") self.button_toggle_collapse = ButtonToggleCollapse() self.list = ListWidgetEnv() self.widget = ProjectsWidget() self.menu_list = QMenu() self.text_search = LineEditSearch() # Widgets setup self.frame_list.is_expanded = True self.list.setContextMenuPolicy(Qt.CustomContextMenu) self.text_search.setPlaceholderText("Search Projects") self.button_create.setObjectName("create") self.button_import.setObjectName("import") self.button_remove.setObjectName("remove") # Layouts layout_header_left = QVBoxLayout() layout_header_left.addWidget(self.text_search) self.frame_header_left.setLayout(layout_header_left) layout_buttons = QHBoxLayout() layout_buttons.addWidget(self.button_create) layout_buttons.addWidget(self.button_import) layout_buttons.addWidget(self.button_remove) layout_list_buttons = QVBoxLayout() layout_list_buttons.addWidget(self.frame_header_left) layout_list_buttons.addWidget(self.list) layout_list_buttons.addLayout(layout_buttons) self.frame_list.setLayout(layout_list_buttons) layout_widget = QHBoxLayout() layout_widget.addWidget(self.widget) self.frame_widget.setLayout(layout_widget) layout_main = QHBoxLayout() layout_main.addWidget(self.frame_list, 10) layout_main.addWidget(self.button_toggle_collapse, 1) layout_main.addWidget(self.frame_widget, 30) self.setLayout(layout_main) # Signals self.button_toggle_collapse.clicked.connect(self.expand_collapse) self.button_create.clicked.connect(self.sig_create_requested) self.button_import.clicked.connect(self.sig_import_requested) self.button_remove.clicked.connect(self.sig_remove_requested) self.list.sig_item_selected.connect(self._item_selected) self.text_search.textChanged.connect(self.filter_list) self.widget.sig_login_requested.connect(self.sig_login_requested) self.refresh() # --- Setup methods # ------------------------------------------------------------------------- def setup(self, projects): """Setup tab content and populates the list of projects.""" self.set_projects(projects=projects) def set_projects(self, projects, current_project=None): """Populate the list of projects.""" self.projects = projects if current_project is None: for (proj_path, proj_name) in projects.items(): current_project = proj_path break self.list.clear() self.current_project = current_project selected_item_row = 0 for i, (proj_path, proj_name) in enumerate(projects.items()): item = ListItemEnv(prefix=proj_path, name=proj_name) if proj_path == self.current_project: selected_item_row = i self.list.addItem(item) loading = False self.list.setCurrentRow(selected_item_row, loading=loading) self.set_project_widget(self.current_project) self.filter_list() def set_project_widget(self, project_path): """Set the project widget.""" if project_path is None: # Disabled widget pass else: self.widget.load_project(project_path) self.refresh() self.sig_ready.emit() def before_delete(self): """Prerpare widget before delete.""" self.widget.before_delete() def update_brand(self, brand): """Update service brand.""" self.widget.update_brand(brand) # --- Common Helpers (# FIXME: factor out to common base widget) # ------------------------------------------------------------------------- def _item_selected(self, item): """Callback to emit signal as user selects an item from the list.""" prefix = item.prefix() self.current_project = prefix self.set_loading(prefix) self.sig_item_selected.emit(item.name, prefix, C.TAB_PROJECTS) def add_temporal_item(self, name): """Creates a temporal item on list while creation becomes effective.""" item_names = [item.name for item in self.list.items()] item_names.append(name) index = list(sorted(item_names)).index(name) + 1 item = ListItemEnv(name=name) self.list.insertItem(index, item) self.list.setCurrentRow(index) self.list.scrollToItem(item) item.set_loading(True) def expand_collapse(self): """Expand or collapse the list selector.""" if self.frame_list.is_expanded: self.frame_list.hide() self.frame_list.is_expanded = False else: self.frame_list.show() self.frame_list.is_expanded = True def filter_list(self, text=None): """Filter items in list by name.""" text = self.text_search.text().lower() for i in range(self.list.count()): item = self.list.item(i) item.setHidden(text not in item.name.lower()) if not item.widget.isVisible(): item.widget.repaint() def ordered_widgets(self, next_widget=None): """Return a list of the ordered widgets.""" ordered_widgets = [self.text_search] ordered_widgets += self.list.ordered_widgets() ordered_widgets += [ self.button_create, self.button_import, self.button_remove ] ordered_widgets += self.widget.ordered_widgets() return ordered_widgets def refresh(self): """Refresh the enabled/disabled status of the widget and subwidgets.""" projects = self.projects active = bool(projects) if not active: self.widget.clear() self.widget.setVisible(active) self.button_remove.setEnabled(active) self.widget.setEnabled(active) def set_loading(self, prefix=None, value=True): """Set the item given by `prefix` to loading state.""" for row, item in enumerate(self.list.items()): if item.prefix == prefix: item.set_loading(value) self.list.setCurrentRow(row) break def set_widgets_enabled(self, value): """Change the enabled status of widgets and subwidgets.""" self.list.setEnabled(value) self.button_create.setEnabled(value) self.button_import.setEnabled(value) self.button_remove.setEnabled(value) self.widget_projects.set_widgets_enabled(value) if value: self.refresh() @staticmethod def update_status(action=None, message=None, value=0, max_value=0): """Update status bar.""" # TODO:! def update_style_sheet(self, style_sheet=None): """Update custom CSS style sheet.""" if style_sheet is None: self.style_sheet = load_style_sheet() else: self.style_sheet = style_sheet self.setStyleSheet(self.style_sheet) def local_test(): # pragma: no cover """Run local test for project tab.""" from anaconda_navigator.utils.qthelpers import qapplication app = qapplication() w = ProjectsTab() w.update_style_sheet() w.showMaximized() app.exec_() if __name__ == "__main__": # pragma: no cover local_test()