def status_bar(qtbot): """Set up StatusBarWidget.""" win = QMainWindow() win.setWindowTitle("Status widgets test") win.resize(900, 300) statusbar = win.statusBar() qtbot.addWidget(win) return (win, statusbar)
def test(): from qtpy.QtWidgets import QMainWindow from spyder.utils.qthelpers import qapplication app = qapplication(test_time=5) win = QMainWindow() win.setWindowTitle("Status widgets test") win.resize(900, 300) statusbar = win.statusBar() status_widgets = [] for status_class in (MemoryStatus, CPUStatus): status_widget = status_class(win, statusbar) status_widgets.append(status_widget) win.show() app.exec_()
def test(): from qtpy.QtWidgets import QMainWindow from spyderlib.utils.qthelpers import qapplication app = qapplication(test_time=5) win = QMainWindow() win.setWindowTitle("Status widgets test") win.resize(900, 300) statusbar = win.statusBar() swidgets = [] for klass in (ReadWriteStatus, EOLStatus, EncodingStatus, CursorPositionStatus, MemoryStatus, CPUStatus): swidget = klass(win, statusbar) swidgets.append(swidget) win.show() app.exec_()
def test(): from qtpy.QtWidgets import QMainWindow from spyder.utils.qthelpers import qapplication app = qapplication(test_time=5) win = QMainWindow() win.setWindowTitle("Status widgets test") win.resize(900, 300) statusbar = win.statusBar() swidgets = [] for klass in (ReadWriteStatus, EOLStatus, EncodingStatus, CursorPositionStatus, MemoryStatus, CPUStatus): swidget = klass(win, statusbar) swidgets.append(swidget) win.show() app.exec_()
class Window: """Application window that contains the menu bar and viewer. Parameters ---------- qt_viewer : QtViewer Contained viewer widget. Attributes ---------- qt_viewer : QtViewer Contained viewer widget. """ def __init__(self, qt_viewer, *, show=True): self.qt_viewer = qt_viewer self._qt_window = QMainWindow() self._qt_window.setUnifiedTitleAndToolBarOnMac(True) self._qt_center = QWidget() self._qt_window.setCentralWidget(self._qt_center) self._qt_window.setWindowTitle(self.qt_viewer.viewer.title) self._qt_center.setLayout(QHBoxLayout()) self._status_bar = self._qt_window.statusBar() self._qt_window.closeEvent = self.closeEvent self.close = self._qt_window.close self._add_menubar() self._add_file_menu() self._add_view_menu() self._add_window_menu() self._status_bar.showMessage('Ready') self._help = QLabel('') self._status_bar.addPermanentWidget(self._help) self._qt_center.layout().addWidget(self.qt_viewer) self._qt_center.layout().setContentsMargins(4, 0, 4, 0) self._update_palette(qt_viewer.viewer.palette) self.qt_viewer.viewer.events.status.connect(self._status_changed) self.qt_viewer.viewer.events.help.connect(self._help_changed) self.qt_viewer.viewer.events.title.connect(self._title_changed) self.qt_viewer.viewer.events.palette.connect( lambda event: self._update_palette(event.palette)) if show: self.show() def _add_menubar(self): self.main_menu = self._qt_window.menuBar() # Menubar shortcuts are only active when the menubar is visible. # Therefore, we set a global shortcut not associated with the menubar # to toggle visibility, *but*, in order to not shadow the menubar # shortcut, we disable it, and only enable it when the menubar is # hidden. See this stackoverflow link for details: # https://stackoverflow.com/questions/50537642/how-to-keep-the-shortcuts-of-a-hidden-widget-in-pyqt5 self._main_menu_shortcut = QShortcut(QKeySequence('Ctrl+M'), self._qt_window) self._main_menu_shortcut.activated.connect( self._toggle_menubar_visible) self._main_menu_shortcut.setEnabled(False) def _toggle_menubar_visible(self): """Toggle visibility of app menubar. This function also disables or enables a global keyboard shortcut to show the menubar, since menubar shortcuts are only available while the menubar is visible. """ if self.main_menu.isVisible(): self.main_menu.setVisible(False) self._main_menu_shortcut.setEnabled(True) else: self.main_menu.setVisible(True) self._main_menu_shortcut.setEnabled(False) def _add_file_menu(self): open_images = QAction('Open', self._qt_window) open_images.setShortcut('Ctrl+O') open_images.setStatusTip('Open image file(s)') open_images.triggered.connect(self.qt_viewer._open_images) self.file_menu = self.main_menu.addMenu('&File') self.file_menu.addAction(open_images) def _add_view_menu(self): toggle_visible = QAction('Toggle menubar visibility', self._qt_window) toggle_visible.setShortcut('Ctrl+M') toggle_visible.setStatusTip('Hide Menubar') toggle_visible.triggered.connect(self._toggle_menubar_visible) self.view_menu = self.main_menu.addMenu('&View') self.view_menu.addAction(toggle_visible) def _add_window_menu(self): exit_action = QAction("Close window", self._qt_window) exit_action.setShortcut("Ctrl+W") exit_action.setStatusTip('Close napari window') exit_action.triggered.connect(self._qt_window.close) self.window_menu = self.main_menu.addMenu('&Window') self.window_menu.addAction(exit_action) def resize(self, width, height): """Resize the window. Parameters ---------- width : int Width in logical pixels. height : int Height in logical pixels. """ self._qt_window.resize(width, height) def show(self): """Resize, show, and bring forward the window. """ self._qt_window.resize(self._qt_window.layout().sizeHint()) self._qt_window.show() self._qt_window.raise_() def _update_palette(self, palette): # set window styles which don't use the primary stylesheet # FIXME: this is a problem with the stylesheet not using properties self._status_bar.setStyleSheet( template( 'QStatusBar { background: {{ background }}; ' 'color: {{ text }}; }', **palette, )) self._qt_center.setStyleSheet( template('QWidget { background: {{ background }}; }', **palette)) def _status_changed(self, event): """Update status bar. """ self._status_bar.showMessage(event.text) def _title_changed(self, event): """Update window title. """ self._qt_window.setWindowTitle(event.text) def _help_changed(self, event): """Update help message on status bar. """ self._help.setText(event.text) def closeEvent(self, event): # Forward close event to the console to trigger proper shutdown self.qt_viewer.console.shutdown() event.accept()
class Window: """Application window that contains the menu bar and viewers. Parameters ---------- viewer : Viewer Contained viewer. Attributes ---------- viewer : Viewer Contained viewer. """ def __init__(self, viewer, show=True): self._qt_window = QMainWindow() self._qt_window.setUnifiedTitleAndToolBarOnMac(True) self._qt_center = QWidget() self._qt_window.setCentralWidget(self._qt_center) self._qt_window.setWindowTitle(viewer.title) self._qt_center.setLayout(QHBoxLayout()) self._status_bar = self._qt_window.statusBar() self._status_bar.showMessage('Ready') self._help = QLabel('') self._status_bar.addPermanentWidget(self._help) self._status_bar.setStyleSheet("""QStatusBar { background: %s; color: %s}""" % (palette['background'], palette['text'])) self.viewer = viewer self._qt_center.layout().addWidget(self.viewer._qtviewer) self._qt_center.layout().setContentsMargins(4, 0, 4, 0) self._qt_center.setStyleSheet('QWidget { background: %s;}' % palette['background']) self.viewer.events.status.connect(self._status_changed) self.viewer.events.help.connect(self._help_changed) self.viewer.events.title.connect(self._title_changed) if show: self.show() def resize(self, width, height): """Resize the window. Parameters ---------- width : int Width in logical pixels. height : int Height in logical pixels. """ self._qt_window.resize(width, height) def show(self): """Resize, show, and bring forward the window. """ self._qt_window.resize(self._qt_window.layout().sizeHint()) self._qt_window.show() self._qt_window.raise_() def _status_changed(self, event): """Update status bar. """ self._status_bar.showMessage(event.text) def _title_changed(self, event): """Update window title. """ self._qt_window.setWindowTitle(event.text) def _help_changed(self, event): """Update help message on status bar. """ self._help.setText(event.text)