| from textual.app import App, Screen, ComposeResult |
| from textual.widgets import Static, Footer, Pretty |
|
|
|
|
| class ModalScreen(Screen): |
| def compose(self) -> ComposeResult: |
| yield Pretty(self.app.screen_stack) |
| yield Footer() |
|
|
| def on_screen_resume(self): |
| self.query_one(Pretty).update(self.app.screen_stack) |
|
|
|
|
| class NewScreen(Screen): |
| def compose(self): |
| yield Pretty(self.app.screen_stack) |
| yield Footer() |
|
|
| def on_screen_resume(self): |
| self.query_one(Pretty).update(self.app.screen_stack) |
|
|
|
|
| class ScreenApp(App): |
| DEFAULT_CSS = """ |
| ScreenApp Screen { |
| background: #111144; |
| color: white; |
| |
| |
| } |
| ScreenApp ModalScreen { |
| background: #114411; |
| color: white; |
| |
| |
| } |
| ScreenApp Pretty { |
| height: auto; |
| content-align: center middle; |
| background: white 20%; |
| } |
| """ |
|
|
| def compose(self) -> ComposeResult: |
| yield Static("On Screen 1") |
| yield Footer() |
|
|
| def on_mount(self) -> None: |
|
|
| self.install_screen(NewScreen("Screen1"), name="1") |
| self.install_screen(NewScreen("Screen2"), name="2") |
| self.install_screen(NewScreen("Screen3"), name="3") |
|
|
| self.bind("1", "switch_screen('1')", description="Screen 1") |
| self.bind("2", "switch_screen('2')", description="Screen 2") |
| self.bind("3", "switch_screen('3')", description="Screen 3") |
| self.bind("s", "modal_screen", description="add screen") |
| self.bind("escape", "back", description="Go back") |
|
|
| def action_modal_screen(self) -> None: |
| self.push_screen(ModalScreen()) |
|
|
|
|
| app = ScreenApp() |
| if __name__ == "__main__": |
| app.run() |
|
|
