import json
import math
import operator
import os
import re
import subprocess
from collections.abc import Iterator
import numpy as np
from fabric.utils import (DesktopApp, exec_shell_command_async,
get_desktop_applications, idle_add, remove_handler)
from fabric.utils.helpers import get_relative_path
from fabric.widgets.box import Box
from fabric.widgets.button import Button
from fabric.widgets.entry import Entry
from fabric.widgets.image import Image
from fabric.widgets.label import Label
from fabric.widgets.scrolledwindow import ScrolledWindow
from gi.repository import Gdk, GLib
import config.data as data
import modules.icons as icons
from modules.dock import Dock
from modules.updater import run_updater
from utils.conversion import Conversion
tooltip_settings = f"Open {data.APP_NAME_CAP} Settings"
tooltip_close = "Close"
class AppLauncher(Box):
def __init__(self, **kwargs):
super().__init__(
name="app-launcher",
visible=False,
all_visible=False,
**kwargs,
)
self.notch = kwargs["notch"]
self.selected_index = -1
self._arranger_handler: int = 0
self._all_apps = get_desktop_applications()
self.converter = Conversion()
self.calc_history_path = f"{data.CACHE_DIR}/calc.json"
if os.path.exists(self.calc_history_path):
with open(self.calc_history_path, "r") as f:
self.calc_history = json.load(f)
else:
self.calc_history = []
self.conversion_history_path = f"{data.CACHE_DIR}/conversion.json"
if os.path.exists(self.conversion_history_path):
with open(self.conversion_history_path, "r") as f:
self.conversion_history = json.load(f)
else:
self.conversion_history = []
self.viewport = Box(name="viewport", spacing=4, orientation="v")
self.search_entry = Entry(
name="search-entry",
placeholder="Search Applications...",
h_expand=True,
h_align="fill",
notify_text=self.notify_text,
on_activate=lambda entry, *_: self.on_search_entry_activate(entry.get_text()),
on_key_press_event=self.on_search_entry_key_press,
)
self.search_entry.props.xalign = 0.5
self.scrolled_window = ScrolledWindow(
name="scrolled-window",
spacing=10,
h_expand=True,
v_expand=True,
h_align="fill",
v_align="fill",
child=self.viewport,
propagate_width=False,
propagate_height=False,
)
self.header_box = Box(
name="header_box",
spacing=10,
orientation="h",
children=[
Button(
name="config-button",
tooltip_markup=tooltip_settings,
child=Label(name="config-label", markup=icons.config),
on_clicked=lambda *_: (exec_shell_command_async(f"python {get_relative_path('../config/config.py')}"), self.close_launcher()),
),
self.search_entry,
Button(
name="close-button",
tooltip_markup=tooltip_close,
child=Label(name="close-label", markup=icons.cancel),
tooltip_text="Exit",
on_clicked=lambda *_: self.close_launcher()
),
],
)
self.launcher_box = Box(
name="launcher-box",
spacing=10,
h_expand=True,
orientation="v",
children=[
self.header_box,
self.scrolled_window,
],
)
self.resize_viewport()
self.add(self.launcher_box)
self.show_all()
def close_launcher(self):
self.viewport.children = []
self.selected_index = -1
self.notch.close_notch()
def open_launcher(self):
self._all_apps = get_desktop_applications()
self.arrange_viewport()
def clear_selection():
entry = self.search_entry
if entry.get_text():
pos = len(entry.get_text())
entry.set_position(pos)
entry.select_region(pos, pos)
return False
GLib.idle_add(clear_selection)
def ensure_initialized(self):
"""Make sure the launcher is initialized with apps list before opening"""
if not hasattr(self, '_initialized'):
self._all_apps = get_desktop_applications()
self._initialized = True
return True
return False
def arrange_viewport(self, query: str = ""):
if query.startswith("="):
self.update_calculator_viewport()
return
if query.startswith(";"):
# In conversion mode, update history view once (not per keystroke)
self.update_conversion_viewport()
return
remove_handler(self._arranger_handler) if self._arranger_handler else None
self.viewport.children = []
self.selected_index = -1
def extract_command_name(command_line):
"""Extract base command name from command line, removing paths and arguments"""
if not command_line:
return ""
# Remove common shell wrappers
if command_line.startswith("/bin/sh -c"):
# Handle wrapped commands like "/bin/sh -c "\$SHELL -i -c scrcpy""
return ""
# Split by spaces and take first part (the command)
cmd = command_line.split()[0] if command_line.split() else ""
# Extract just the command name from full paths
if "/" in cmd:
cmd = cmd.split("/")[-1]
return cmd
filtered_apps_iter = iter(
sorted(
[
app
for app in self._all_apps
if query.casefold()
in (
(app.display_name or "")
+ (" " + app.name + " ")
+ (app.generic_name or "")
+ (" " + (app.command_line or "") + " ")
+ (" " + (app.executable or "") + " ")
+ (" " + extract_command_name(app.command_line) + " ")
).casefold()
],
key=lambda app: (app.display_name or "").casefold(),
)
)
should_resize = operator.length_hint(filtered_apps_iter) == len(self._all_apps)
self._arranger_handler = idle_add(
lambda apps_iter: self.add_next_application(apps_iter) or self.handle_arrange_complete(should_resize, query),
filtered_apps_iter,
pin=True,
)
def handle_arrange_complete(self, should_resize, query):
if query.strip() != "" and self.viewport.get_children():
self.update_selection(0)
return False
def add_next_application(self, apps_iter: Iterator[DesktopApp]):
if not (app := next(apps_iter, None)):
return False
self.viewport.add(self.bake_application_slot(app))
return True
def resize_viewport(self):
# Removed set_min_content_width to prevent size retention issues
# when switching between modules in the notch stack
pass
def bake_application_slot(self, app: DesktopApp, **kwargs) -> Button:
button = Button(
name="slot-button",
child=Box(
name="slot-box",
orientation="h",
spacing=10,
children=[
Image(name="app-icon", pixbuf=app.get_icon_pixbuf(size=24), h_align="start"),
Label(
name="app-label",
label=app.display_name or "Unknown",
ellipsization="end",
v_align="center",
h_align="center",
),
Label(
name="app-desc",
label=app.description or "",
ellipsization="end",
v_align="center",
h_align="start",
h_expand=True,
),
],
),
tooltip_text=app.description,
on_clicked=lambda *_: (app.launch(), self.close_launcher()),
**kwargs,
)
return button
def update_selection(self, new_index: int):
if self.selected_index != -1 and self.selected_index < len(self.viewport.get_children()):
current_button = self.viewport.get_children()[self.selected_index]
current_button.get_style_context().remove_class("selected")
if new_index != -1 and new_index < len(self.viewport.get_children()):
new_button = self.viewport.get_children()[new_index]
new_button.get_style_context().add_class("selected")
self.selected_index = new_index
self.scroll_to_selected(new_button)
else:
self.selected_index = -1
def scroll_to_selected(self, button):
def scroll():
adj = self.scrolled_window.get_vadjustment()
alloc = button.get_allocation()
if alloc.height == 0:
return False
y = alloc.y
height = alloc.height
page_size = adj.get_page_size()
current_value = adj.get_value()
visible_top = current_value
visible_bottom = current_value + page_size
if y < visible_top:
adj.set_value(y)
elif y + height > visible_bottom:
new_value = y + height - page_size
adj.set_value(new_value)
return False
GLib.idle_add(scroll)
def on_search_entry_activate(self, text):
if text.startswith("="):
if self.selected_index == -1:
self.evaluate_calculator_expression(text)
return
if text.startswith(";"):
# If in calculator mode and no history item is selected, evaluate new expression.
if self.selected_index == -1:
self.evaluate_calculator_expression(text)
return
match text:
case ":w":
self.notch.open_notch("wallpapers")
case ":d":
self.notch.open_notch("dashboard")
case ":p":
self.notch.open_notch("power")
case ":update":
GLib.idle_add(lambda: run_updater(force=True))
case ":settings":
exec_shell_command_async(f"python {get_relative_path('../config/config.py')}")
self.close_launcher()
case ":config":
exec_shell_command_async(f"python {get_relative_path('../config/config.py')}")
self.close_launcher()
case _:
children = self.viewport.get_children()
if children:
if text.strip() == "" and self.selected_index == -1:
return
selected_index = self.selected_index if self.selected_index != -1 else 0
if 0 <= selected_index < len(children):
children[selected_index].clicked()
def on_search_entry_key_press(self, widget, event):
text = widget.get_text()
if text.startswith("="):
if event.keyval == Gdk.KEY_Down:
self.move_selection(1)
return True
elif event.keyval == Gdk.KEY_Up:
self.move_selection(-1)
return True
elif event.keyval in (Gdk.KEY_Return, Gdk.KEY_KP_Enter):
if self.selected_index != -1 and self.selected_index < len(self.calc_history):
if event.state & Gdk.ModifierType.SHIFT_MASK:
self.delete_selected_calc_history()
else:
selected_text = self.calc_history[self.selected_index]
self.copy_text_to_clipboard(selected_text)
self.selected_index = -1
else:
self.selected_index = -1
self.evaluate_calculator_expression(text)
return True
elif event.keyval == Gdk.KEY_Escape:
self.close_launcher()
return True
return False
if text.startswith(";"):
if event.keyval == Gdk.KEY_Down:
self.move_selection(1)
return True
elif event.keyval == Gdk.KEY_Up:
self.move_selection(-1)
return True
elif event.keyval in (Gdk.KEY_Return, Gdk.KEY_KP_Enter):
# In conversion mode, if a history item is highlighted:
if self.selected_index != -1 and self.selected_index < len(self.conversion_history):
if event.state & Gdk.ModifierType.SHIFT_MASK:
# Shift+Enter deletes the selected calculator history item
self.delete_selected_conversion_history()
else:
# Normal Enter copies the result
selected_text = self.conversion_history[self.selected_index]
self.copy_text_to_clipboard(selected_text)
# Clear selection so new expressions are evaluated on further Return presses
self.selected_index = -1
else:
# Force reset selection index
self.selected_index = -1
# No item selected, evaluate the expression
self.evaluate_conversion_expression(text)
return True
elif event.keyval == Gdk.KEY_Escape:
self.close_launcher()
return True
return False
else:
if event.keyval == Gdk.KEY_Down:
self.move_selection(1)
return True
elif event.keyval == Gdk.KEY_Up:
self.move_selection(-1)
return True
elif event.keyval in (Gdk.KEY_Return, Gdk.KEY_KP_Enter) and (event.state & Gdk.ModifierType.SHIFT_MASK):
self.add_selected_app_to_dock()
return True
elif event.keyval == Gdk.KEY_Escape:
self.close_launcher()
return True
return False
def notify_text(self, entry, *_):
"""Handle text changes in the search entry"""
text = entry.get_text()
if text.startswith("="):
self.update_calculator_viewport()
self.selected_index = -1
elif text.startswith(";"):
self.update_conversion_viewport()
# Always reset selection when typing a new expression
self.selected_index = -1
else:
self.arrange_viewport(text)
def add_selected_app_to_dock(self):
"""Adds the currently selected application to the dock.json file with comprehensive metadata."""
children = self.viewport.get_children()
if not children or self.selected_index == -1 or self.selected_index >= len(children):
return
selected_button = children[self.selected_index]
selected_app = next((app for app in self._all_apps if app.display_name == selected_button.get_child().get_children()[1].props.label), None)
if not selected_app:
return
app_data = {k: v for k, v in {
"name": selected_app.name,
"display_name": selected_app.display_name,
"window_class": selected_app.window_class,
"executable": selected_app.executable,
"command_line": selected_app.command_line,
"icon_name": selected_app.icon_name
}.items() if v is not None}
config_path = get_relative_path("../config/dock.json")
try:
with open(config_path, "r") as file:
data = json.load(file)
except (FileNotFoundError, json.JSONDecodeError):
data = {"pinned_apps": []}
already_pinned = False
for pinned_app in data.get("pinned_apps", []):
if isinstance(pinned_app, dict) and pinned_app.get("name") == app_data["name"]:
already_pinned = True
pinned_app.update(app_data)
break
elif isinstance(pinned_app, str) and pinned_app == app_data["name"]:
already_pinned = True
data["pinned_apps"].remove(pinned_app)
data["pinned_apps"].append(app_data)
break
if not already_pinned:
data.setdefault("pinned_apps", []).append(app_data)
with open(config_path, "w") as file:
json.dump(data, file, indent=4)
Dock.notify_config_change()
def move_selection(self, delta: int):
children = self.viewport.get_children()
if not children:
return
if self.selected_index == -1 and delta == 1:
new_index = 0
else:
new_index = self.selected_index + delta
new_index = max(0, min(new_index, len(children) - 1))
self.update_selection(new_index)
def save_calc_history(self):
with open(self.calc_history_path, "w") as f:
json.dump(self.calc_history, f)
def save_conversion_history(self):
with open(self.conversion_history_path, "w") as f:
json.dump(self.conversion_history, f)
def evaluate_calculator_expression(self, text: str):
print(f"Evaluating calculator expression: {text}")
expr = text.lstrip("=").strip()
if not expr:
return
replacements = {
"^": "**",
"×": "*",
"÷": "/",
"π": "np.pi",
"pi": "np.pi",
"e": "np.e",
"sin(": "np.sin(",
"cos(": "np.cos(",
"tan(": "np.tan(",
"log(": "np.log10(",
"ln(": "np.log(",
"sqrt(": "np.sqrt(",
"abs(": "np.abs(",
"exp(": "np.exp("
}
for old, new in replacements.items():
expr = expr.replace(old, new)
expr = re.sub(r'(\d+)!', r'np.factorial(\1)', expr)
for old, new in [("[", "("), ("]", ")"), ("{", "("), ("}", ")")]:
expr = expr.replace(old, new)
safe_dict = {
'np': np,
'math': math,
'arange': np.arange,
'linspace': np.linspace,
'array': np.array
}
try:
result = eval(expr, {"__builtins__": None}, safe_dict)
if isinstance(result, np.ndarray):
if result.size > 10:
result_str = f"Array of shape {result.shape}"
else:
result_str = str(result)
elif isinstance(result, (int, float, np.number)):
if isinstance(result, (int, np.integer)) or result.is_integer():
result_str = str(int(result))
else:
result_str = f"{float(result):.10g}"
else:
result_str = str(result)
except Exception as e:
result_str = f"Error: {str(e)}"
self.calc_history.insert(0, f"{text} => {result_str}")
self.save_calc_history()
self.update_calculator_viewport()
def evaluate_conversion_expression(self, text: str):
print(f"Evaluating conversion expression: {text}")
expr = text.lstrip(";").strip()
if not expr:
return
# Add loading entry
loading_entry = f"{text} => Loading..."
self.conversion_history.insert(0, loading_entry)
self.update_conversion_viewport()
# Perform conversion in thread
def do_conversion():
try:
result_value, result_type = self.converter.parse_input_and_convert(expr)
if result_type is None:
result_str = f"{result_value:.2f}"
else:
result_str = f"{result_value:.2f} {result_type}"
except:
result_str = "Error: Invalid conversion expression"
# Update the history entry
GLib.idle_add(self._update_conversion_result, text, result_str)
GLib.Thread.new("conversion", do_conversion, None)
def _update_conversion_result(self, text, result_str):
# Replace the loading entry with the result
if self.conversion_history and self.conversion_history[0].startswith(f"{text} => Loading"):
self.conversion_history[0] = f"{text} => {result_str}"
else:
# Fallback: insert new
self.conversion_history.insert(0, f"{text} => {result_str}")
self.save_conversion_history()
self.update_conversion_viewport()
def update_calculator_viewport(self):
self.viewport.children = []
for item in self.calc_history:
btn = self.create_calc_history_button(item)
self.viewport.add(btn)
if self.selected_index >= len(self.calc_history):
self.selected_index = -1
def update_conversion_viewport(self):
self.viewport.children = []
for item in self.conversion_history:
btn = self.create_conversion_history_button(item)
self.viewport.add(btn)
# Don't reset selection index here automatically
# Ensure selection state stays valid
if self.selected_index >= len(self.conversion_history):
self.selected_index = -1
def create_calc_history_button(self, text: str) -> Button:
if "=>" in text:
parts = text.split("=>")
expression = parts[0].strip()
result = parts[1].strip()
display_text = text
if len(result) > 50:
display_text = f"{expression} => {result[:47]}..."
btn = Button(
name="slot-button",
child=Box(
name="calc-slot-box",
orientation="h",
spacing=10,
children=[
Label(
name="calc-label",
label=display_text,
ellipsization="end",
v_align="center",
h_align="center",
),
],
),
tooltip_text=text,
on_clicked=lambda *_: self.copy_text_to_clipboard(text),
)
else:
btn = Button(
name="slot-button",
child=Box(
name="calc-slot-box",
orientation="h",
spacing=10,
children=[
Label(
name="calc-label",
label=text,
ellipsization="end",
v_align="center",
h_align="center",
),
],
),
tooltip_text=text,
on_clicked=lambda *_: self.copy_text_to_clipboard(text),
)
return btn
def create_conversion_history_button(self, text: str) -> Button:
# Parse the result to create a more readable display
if "=>" in text:
parts = text.split("=>")
expression = parts[0].strip()
result = parts[1].strip()
# For very long results, truncate for display but keep full in tooltip
display_text = text
if len(result) > 50: # Truncate long results
display_text = f"{expression} => {result[:47]}..."
btn = Button(
name="slot-button", # reuse existing CSS styling
child=Box(
name="calc-slot-box",
orientation="h",
spacing=10,
children=[
Label(
name="calc-label",
label=display_text,
ellipsization="end",
v_align="center",
h_align="center",
),
],
),
tooltip_text=text,
on_clicked=lambda *_: self.copy_text_to_clipboard(text),
)
else:
# Fallback for non-calculation entries
btn = Button(
name="slot-button",
child=Box(
name="calc-slot-box",
orientation="h",
spacing=10,
children=[
Label(
name="calc-label",
label=text,
ellipsization="end",
v_align="center",
h_align="center",
),
],
),
tooltip_text=text,
on_clicked=lambda *_: self.copy_text_to_clipboard(text),
)
return btn
def copy_text_to_clipboard(self, text: str):
parts = text.split("=>", 1)
copy_text = parts[1].strip() if len(parts) > 1 else text
try:
subprocess.run(["wl-copy"], input=copy_text.encode(), check=True)
except subprocess.CalledProcessError as e:
print(f"Clipboard copy failed: {e}")
def delete_selected_calc_history(self):
if self.selected_index != -1 and self.selected_index < len(self.calc_history):
current_index = self.selected_index
del self.calc_history[current_index]
self.save_calc_history()
new_index = 0 if current_index == 0 else current_index - 1
self.selected_index = -1
self.update_calculator_viewport()
if len(self.calc_history) > 0:
self.update_selection(min(new_index, len(self.calc_history) - 1))
def delete_selected_conversion_history(self):
if self.selected_index != -1 and self.selected_index < len(self.conversion_history):
# Store the current index before deletion
current_index = self.selected_index
# Delete the item
del self.conversion_history[current_index]
self.save_conversion_history()
# Determine the new selection index
# If we deleted the first item, stay at index 0
# Otherwise, move to the previous item
new_index = 0 if current_index == 0 else current_index - 1
# Reset selection before updating viewport
self.selected_index = -1
# Update the viewport
self.update_conversion_viewport()
# If we still have items, select the determined index
if len(self.conversion_history) > 0:
self.update_selection(min(new_index, len(self.conversion_history) - 1))