diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 17:35:20 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 17:35:20 +0000 |
commit | e106bf94eff07d9a59771d9ccc4406421e18ab64 (patch) | |
tree | edb6545500e39df9c67aa918a6125bffc8ec1aee /examples/full-screen/simple-demos/focus.py | |
parent | Initial commit. (diff) | |
download | prompt-toolkit-upstream/3.0.36.tar.xz prompt-toolkit-upstream/3.0.36.zip |
Adding upstream version 3.0.36.upstream/3.0.36upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rwxr-xr-x | examples/full-screen/simple-demos/focus.py | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/examples/full-screen/simple-demos/focus.py b/examples/full-screen/simple-demos/focus.py new file mode 100755 index 0000000..9fe9b8f --- /dev/null +++ b/examples/full-screen/simple-demos/focus.py @@ -0,0 +1,98 @@ +#!/usr/bin/env python +""" +Demonstration of how to programmatically focus a certain widget. +""" +from prompt_toolkit.application import Application +from prompt_toolkit.buffer import Buffer +from prompt_toolkit.document import Document +from prompt_toolkit.key_binding import KeyBindings +from prompt_toolkit.layout.containers import HSplit, VSplit, Window +from prompt_toolkit.layout.controls import BufferControl, FormattedTextControl +from prompt_toolkit.layout.layout import Layout + +# 1. The layout +top_text = ( + "Focus example.\n" + "[q] Quit [a] Focus left top [b] Right top [c] Left bottom [d] Right bottom." +) + +LIPSUM = """Lorem ipsum dolor sit amet, consectetur adipiscing elit. +Maecenas quis interdum enim. Nam viverra, mauris et blandit malesuada, ante est +bibendum mauris, ac dignissim dui tellus quis ligula. Aenean condimentum leo at +dignissim placerat. In vel dictum ex, vulputate accumsan mi. Donec ut quam +placerat massa tempor elementum. Sed tristique mauris ac suscipit euismod. Ut +tempus vehicula augue non venenatis. Mauris aliquam velit turpis, nec congue +risus aliquam sit amet. Pellentesque blandit scelerisque felis, faucibus +consequat ante. Curabitur tempor tortor a imperdiet tincidunt. Nam sed justo +sit amet odio bibendum congue. Quisque varius ligula nec ligula gravida, sed +convallis augue faucibus. Nunc ornare pharetra bibendum. Praesent blandit ex +quis sodales maximus. """ + + +left_top = Window(BufferControl(Buffer(document=Document(LIPSUM)))) +left_bottom = Window(BufferControl(Buffer(document=Document(LIPSUM)))) +right_top = Window(BufferControl(Buffer(document=Document(LIPSUM)))) +right_bottom = Window(BufferControl(Buffer(document=Document(LIPSUM)))) + + +body = HSplit( + [ + Window(FormattedTextControl(top_text), height=2, style="reverse"), + Window(height=1, char="-"), # Horizontal line in the middle. + VSplit([left_top, Window(width=1, char="|"), right_top]), + Window(height=1, char="-"), # Horizontal line in the middle. + VSplit([left_bottom, Window(width=1, char="|"), right_bottom]), + ] +) + + +# 2. Key bindings +kb = KeyBindings() + + +@kb.add("q") +def _(event): + "Quit application." + event.app.exit() + + +@kb.add("a") +def _(event): + event.app.layout.focus(left_top) + + +@kb.add("b") +def _(event): + event.app.layout.focus(right_top) + + +@kb.add("c") +def _(event): + event.app.layout.focus(left_bottom) + + +@kb.add("d") +def _(event): + event.app.layout.focus(right_bottom) + + +@kb.add("tab") +def _(event): + event.app.layout.focus_next() + + +@kb.add("s-tab") +def _(event): + event.app.layout.focus_previous() + + +# 3. The `Application` +application = Application(layout=Layout(body), key_bindings=kb, full_screen=True) + + +def run(): + application.run() + + +if __name__ == "__main__": + run() |