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Show menu item descriptions in the status bar
This commit is contained in:
Isaiah Odhner
parent
d62b320ede
commit
c12036880e
18
menus.py
18
menus.py
@ -4,6 +4,7 @@ from textual import events
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from textual.containers import Container
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from textual.containers import Container
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from textual.reactive import var
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from textual.reactive import var
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from textual.widgets import Button, Static
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from textual.widgets import Button, Static
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from textual.message import Message
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from rich.text import Text
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from rich.text import Text
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from localization.i18n import markup_hotkey, get_hotkey, get_direction
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from localization.i18n import markup_hotkey, get_hotkey, get_direction
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@ -16,6 +17,10 @@ def to_snake_case(name: str) -> str:
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class Menu(Container):
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class Menu(Container):
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"""A menu widget. Note that menus can't be reused in multiple places."""
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"""A menu widget. Note that menus can't be reused in multiple places."""
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class Closed(Message):
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"""Sent when a menu is closed."""
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pass
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items = var([])
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items = var([])
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focus_index = var(0)
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focus_index = var(0)
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@ -171,6 +176,7 @@ class Menu(Container):
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item.submenu.close()
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item.submenu.close()
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if not isinstance(self, MenuBar):
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if not isinstance(self, MenuBar):
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self.display = False
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self.display = False
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self.post_message(Menu.Closed())
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class MenuBar(Menu):
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class MenuBar(Menu):
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"""A menu bar widget."""
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"""A menu bar widget."""
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@ -183,11 +189,19 @@ class MenuBar(Menu):
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class MenuItem(Button):
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class MenuItem(Button):
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"""A menu item widget."""
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"""A menu item widget."""
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class Hovered(Message):
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"""Message sent when the mouse hovers over a menu item."""
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def __init__(self, menu_item: 'MenuItem') -> None:
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"""Initialize the hover message."""
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super().__init__()
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self.menu_item = menu_item
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def __init__(self,
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def __init__(self,
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name: str,
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name: str,
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action: Callable[[], None] | None = None,
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action: Callable[[], None] | None = None,
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id: str | int | None = None,
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id: str | int | None = None,
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submenu: Menu | None = None,
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submenu: Menu | None = None,
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description: str | None = None,
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grayed: bool = False,
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grayed: bool = False,
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**kwargs: Any
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**kwargs: Any
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) -> None:
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) -> None:
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@ -197,12 +211,16 @@ class MenuItem(Button):
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self.disabled = grayed
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self.disabled = grayed
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self.action = action
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self.action = action
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self.submenu = submenu
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self.submenu = submenu
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self.description = description
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if isinstance(id, str):
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if isinstance(id, str):
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self.id = id
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self.id = id
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elif id:
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elif id:
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self.id = "rc_" + str(id)
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self.id = "rc_" + str(id)
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else:
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else:
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self.id = "menu_item_" + to_snake_case(name)
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self.id = "menu_item_" + to_snake_case(name)
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def on_enter(self, event: events.Enter) -> None:
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self.post_message(self.Hovered(self))
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mid_line = "─" * 100
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mid_line = "─" * 100
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90
paint.py
90
paint.py
@ -1742,69 +1742,69 @@ class PaintApp(App[None]):
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with Container(id="paint"):
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with Container(id="paint"):
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yield MenuBar([
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yield MenuBar([
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MenuItem(_("&File"), submenu=Menu([
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MenuItem(_("&File"), submenu=Menu([
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MenuItem(_("&New\tCtrl+N"), self.action_new, 57600),
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MenuItem(_("&New\tCtrl+N"), self.action_new, 57600, description=_("Creates a new document.")),
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MenuItem(_("&Open...\tCtrl+O"), self.action_open, 57601),
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MenuItem(_("&Open...\tCtrl+O"), self.action_open, 57601, description=_("Opens an existing document.")),
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MenuItem(_("&Save\tCtrl+S"), self.action_save, 57603),
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MenuItem(_("&Save\tCtrl+S"), self.action_save, 57603, description=_("Saves the active document.")),
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MenuItem(_("Save &As..."), self.action_save_as, 57604),
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MenuItem(_("Save &As..."), self.action_save_as, 57604, description=_("Saves the active document with a new name.")),
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Separator(),
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Separator(),
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MenuItem(_("Print Pre&view"), self.action_print_preview, 57609, grayed=True),
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MenuItem(_("Print Pre&view"), self.action_print_preview, 57609, grayed=True, description=_("Displays full pages.")),
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MenuItem(_("Page Se&tup..."), self.action_page_setup, 57605, grayed=True),
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MenuItem(_("Page Se&tup..."), self.action_page_setup, 57605, grayed=True, description=_("Changes the page layout.")),
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MenuItem(_("&Print...\tCtrl+P"), self.action_print, 57607, grayed=True),
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MenuItem(_("&Print...\tCtrl+P"), self.action_print, 57607, grayed=True, description=_("Prints the active document and sets printing options.")),
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Separator(),
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Separator(),
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MenuItem(_("S&end..."), self.action_send, 37662, grayed=True),
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MenuItem(_("S&end..."), self.action_send, 37662, grayed=True, description=_("Sends a picture by using mail or fax.")),
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Separator(),
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Separator(),
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MenuItem(_("Set As &Wallpaper (Tiled)"), self.action_set_as_wallpaper_tiled, 57677, grayed=True),
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MenuItem(_("Set As &Wallpaper (Tiled)"), self.action_set_as_wallpaper_tiled, 57677, grayed=True, description=_("Tiles this bitmap as the desktop wallpaper.")),
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MenuItem(_("Set As Wa&llpaper (Centered)"), self.action_set_as_wallpaper_centered, 57675, grayed=True),
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MenuItem(_("Set As Wa&llpaper (Centered)"), self.action_set_as_wallpaper_centered, 57675, grayed=True, description=_("Centers this bitmap as the desktop wallpaper.")),
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Separator(),
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Separator(),
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MenuItem(_("Recent File"), self.action_recent_file, 57616, grayed=True),
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MenuItem(_("Recent File"), self.action_recent_file, 57616, grayed=True, description=_("Opens this document.")),
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Separator(),
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Separator(),
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# MenuItem(_("E&xit\tAlt+F4"), self.action_exit, 57665),
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# MenuItem(_("E&xit\tAlt+F4"), self.action_exit, 57665, description=_("Quits Paint.")),
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MenuItem(_("E&xit\tCtrl+Q"), self.action_exit, 57665),
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MenuItem(_("E&xit\tCtrl+Q"), self.action_exit, 57665, description=_("Quits Paint.")),
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])),
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])),
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MenuItem(_("&Edit"), submenu=Menu([
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MenuItem(_("&Edit"), submenu=Menu([
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MenuItem(_("&Undo\tCtrl+Z"), self.action_undo, 57643),
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MenuItem(_("&Undo\tCtrl+Z"), self.action_undo, 57643, description=_("Undoes the last action.")),
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MenuItem(_("&Repeat\tF4"), self.action_redo, 57644),
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MenuItem(_("&Repeat\tF4"), self.action_redo, 57644, description=_("Redoes the previously undone action.")),
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Separator(),
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Separator(),
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MenuItem(_("Cu&t\tCtrl+X"), self.action_cut, 57635, grayed=True),
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MenuItem(_("Cu&t\tCtrl+X"), self.action_cut, 57635, grayed=True, description=_("Cuts the selection and puts it on the Clipboard.")),
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MenuItem(_("&Copy\tCtrl+C"), self.action_copy, 57634, grayed=True),
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MenuItem(_("&Copy\tCtrl+C"), self.action_copy, 57634, grayed=True, description=_("Copies the selection and puts it on the Clipboard.")),
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MenuItem(_("&Paste\tCtrl+V"), self.action_paste, 57637, grayed=True),
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MenuItem(_("&Paste\tCtrl+V"), self.action_paste, 57637, grayed=True, description=_("Inserts the contents of the Clipboard.")),
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MenuItem(_("C&lear Selection\tDel"), self.action_clear_selection, 57632),
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MenuItem(_("C&lear Selection\tDel"), self.action_clear_selection, 57632, description=_("Deletes the selection.")),
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MenuItem(_("Select &All\tCtrl+A"), self.action_select_all, 57642),
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MenuItem(_("Select &All\tCtrl+A"), self.action_select_all, 57642, description=_("Selects everything.")),
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Separator(),
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Separator(),
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MenuItem(_("C&opy To..."), self.action_copy_to, 37663, grayed=True),
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MenuItem(_("C&opy To..."), self.action_copy_to, 37663, grayed=True, description=_("Copies the selection to a file.")),
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MenuItem(_("Paste &From..."), self.action_paste_from, 37664, grayed=True),
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MenuItem(_("Paste &From..."), self.action_paste_from, 37664, grayed=True, description=_("Pastes a file into the selection.")),
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])),
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])),
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MenuItem(_("&View"), submenu=Menu([
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MenuItem(_("&View"), submenu=Menu([
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MenuItem(_("&Tool Box\tCtrl+T"), self.action_toggle_tools_box, 59415),
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MenuItem(_("&Tool Box\tCtrl+T"), self.action_toggle_tools_box, 59415, description=_("Shows or hides the tool box.")),
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MenuItem(_("&Color Box\tCtrl+L"), self.action_toggle_colors_box, 59416),
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MenuItem(_("&Color Box\tCtrl+L"), self.action_toggle_colors_box, 59416, description=_("Shows or hides the color box.")),
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MenuItem(_("&Status Bar"), self.action_toggle_status_bar, 59393),
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MenuItem(_("&Status Bar"), self.action_toggle_status_bar, 59393, description=_("Shows or hides the status bar.")),
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MenuItem(_("T&ext Toolbar"), self.action_text_toolbar, 37678, grayed=True),
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MenuItem(_("T&ext Toolbar"), self.action_text_toolbar, 37678, grayed=True, description=_("Shows or hides the text toolbar.")),
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Separator(),
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Separator(),
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MenuItem(_("&Zoom"), submenu=Menu([
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MenuItem(_("&Zoom"), submenu=Menu([
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MenuItem(_("&Normal Size\tCtrl+PgUp"), self.action_normal_size, 37670),
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MenuItem(_("&Normal Size\tCtrl+PgUp"), self.action_normal_size, 37670, description=_("Zooms the picture to 100%.")),
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MenuItem(_("&Large Size\tCtrl+PgDn"), self.action_large_size, 37671),
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MenuItem(_("&Large Size\tCtrl+PgDn"), self.action_large_size, 37671, description=_("Zooms the picture to 400%.")),
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MenuItem(_("C&ustom..."), self.action_custom_zoom, 37672),
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MenuItem(_("C&ustom..."), self.action_custom_zoom, 37672, description=_("Zooms the picture.")),
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Separator(),
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Separator(),
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MenuItem(_("Show &Grid\tCtrl+G"), self.action_show_grid, 37677, grayed=True),
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MenuItem(_("Show &Grid\tCtrl+G"), self.action_show_grid, 37677, grayed=True, description=_("Shows or hides the grid.")),
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MenuItem(_("Show T&humbnail"), self.action_show_thumbnail, 37676, grayed=True),
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MenuItem(_("Show T&humbnail"), self.action_show_thumbnail, 37676, grayed=True, description=_("Shows or hides the thumbnail view of the picture.")),
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])),
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])),
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MenuItem(_("&View Bitmap\tCtrl+F"), self.action_view_bitmap, 37673, grayed=True),
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MenuItem(_("&View Bitmap\tCtrl+F"), self.action_view_bitmap, 37673, grayed=True, description=_("Displays the entire picture.")),
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])),
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])),
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MenuItem(_("&Image"), submenu=Menu([
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MenuItem(_("&Image"), submenu=Menu([
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MenuItem(_("&Flip/Rotate...\tCtrl+R"), self.action_flip_rotate, 37680, grayed=True),
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MenuItem(_("&Flip/Rotate...\tCtrl+R"), self.action_flip_rotate, 37680, grayed=True, description=_("Flips or rotates the picture or a selection.")),
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MenuItem(_("&Stretch/Skew...\tCtrl+W"), self.action_stretch_skew, 37681, grayed=True),
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MenuItem(_("&Stretch/Skew...\tCtrl+W"), self.action_stretch_skew, 37681, grayed=True, description=_("Stretches or skews the picture or a selection.")),
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MenuItem(_("&Invert Colors\tCtrl+I"), self.action_invert_colors, 37682, grayed=True),
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MenuItem(_("&Invert Colors\tCtrl+I"), self.action_invert_colors, 37682, grayed=True, description=_("Inverts the colors of the picture or a selection.")),
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MenuItem(_("&Attributes...\tCtrl+E"), self.action_attributes, 37683, grayed=True),
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MenuItem(_("&Attributes...\tCtrl+E"), self.action_attributes, 37683, grayed=True, description=_("Changes the attributes of the picture.")),
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MenuItem(_("&Clear Image\tCtrl+Shft+N"), self.action_clear_image, 37684, grayed=True),
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MenuItem(_("&Clear Image\tCtrl+Shft+N"), self.action_clear_image, 37684, grayed=True, description=_("Clears the picture or selection.")),
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MenuItem(_("&Draw Opaque"), self.action_draw_opaque, 6868, grayed=True),
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MenuItem(_("&Draw Opaque"), self.action_draw_opaque, 6868, grayed=True, description=_("Makes the current selection either opaque or transparent.")),
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])),
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])),
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MenuItem(_("&Colors"), submenu=Menu([
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MenuItem(_("&Colors"), submenu=Menu([
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MenuItem(_("&Edit Colors..."), self.action_edit_colors, 6869),
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MenuItem(_("&Edit Colors..."), self.action_edit_colors, 6869, description=_("Creates a new color.")),
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])),
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])),
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MenuItem(_("&Help"), submenu=Menu([
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MenuItem(_("&Help"), submenu=Menu([
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MenuItem(_("&Help Topics"), self.action_help_topics, 57670),
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MenuItem(_("&Help Topics"), self.action_help_topics, 57670, description=_("Displays Help for the current task or command.")),
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Separator(),
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Separator(),
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MenuItem(_("&About Paint"), self.action_about_paint, 57664),
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MenuItem(_("&About Paint"), self.action_about_paint, 57664, description=_("Displays program information, version number, and copyright.")),
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])),
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])),
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])
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])
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yield Container(
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yield Container(
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@ -2468,6 +2468,14 @@ class PaintApp(App[None]):
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else:
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else:
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self.directory_tree_selected_path = None
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self.directory_tree_selected_path = None
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def on_menu_item_hovered(self, event: MenuItem.Hovered) -> None:
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"""Called when a menu item is hovered."""
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self.get_widget_by_id("status_text", Static).update(event.menu_item.description or "")
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def on_menu_closed(self, event: Menu.Closed) -> None:
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"""Called when a menu is closed."""
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self.get_widget_by_id("status_text", Static).update(_("For Help, click Help Topics on the Help Menu."))
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def within_menus(self, node: DOMNode) -> bool:
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def within_menus(self, node: DOMNode) -> bool:
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"""Returns True if the node is within the menus."""
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"""Returns True if the node is within the menus."""
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# root node will never be a menu, so it doesn't need to be `while node:`
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# root node will never be a menu, so it doesn't need to be `while node:`
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