[window_switcher:0.5.0]

x_window_switcher/__init__.py

@@ -0,0 +1,74 @@
+# -*- coding: utf-8 -*-
+
+import subprocess
+from collections import namedtuple
+from albert import *
+
+md_iid = "3.0"
+md_version = "0.6.0"
+md_name = "X Window Switcher"
+md_description = "Switch X11 Windows"
+md_license = "MIT"
+md_url = "https://github.com/albertlauncher/python/tree/main/x_window_switcher"
+md_bin_dependencies = "wmctrl"
+md_authors = ["Ed Perez", "Manuel S.", "dshoreman", "nopsqi"]
+
+Window = namedtuple("Window", ["wid", "desktop", "wm_class", "host", "wm_name"])
+
+
+class Plugin(PluginInstance, TriggerQueryHandler):
+    def __init__(self):
+        PluginInstance.__init__(self)
+        TriggerQueryHandler.__init__(self)
+
+        # Check for X session and wmctrl availability
+        try:
+            subprocess.check_call(["wmctrl", "-m"], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+        except FileNotFoundError:
+            raise Exception("wmctrl not found. Please install wmctrl.")
+        except subprocess.CalledProcessError:
+            raise Exception("Unable to communicate with X11 window manager. This plugin requires a running X session.")
+
+    def defaultTrigger(self):
+        return 'w '
+
+    def synopsis(self, query):
+        return "<filter>"
+
+    def handleTriggerQuery(self, query):
+        try:
+            for line in subprocess.check_output(['wmctrl', '-l', '-x']).splitlines():
+                win = Window(*parseWindow(line))
+
+                if win.desktop == "-1":
+                    continue
+
+                win_instance, win_class = win.wm_class.replace(' ', '-').split('.', 1)
+
+                m = Matcher(query.string)
+                if not query.string or m.match(win_instance + ' ' + win_class + ' ' + win.wm_name):
+                    query.add(StandardItem(
+                        id="%s%s" % (md_name, win.wm_class),
+                        iconUrls=["xdg:%s" % win_instance],
+                        text="%s  - Desktop %s" % (win_class.replace('-', ' '), win.desktop),
+                        subtext=win.wm_name,
+                        actions=[Action("switch",
+                                        "Switch Window",
+                                        lambda w=win: runDetachedProcess(["wmctrl", '-i', '-a', w.wid])),
+                                Action("move",
+                                        "Move window to this desktop",
+                                        lambda w=win: runDetachedProcess(["wmctrl", '-i', '-R', w.wid])),
+                                Action("close",
+                                        "Close the window gracefully.",
+                                        lambda w=win: runDetachedProcess(["wmctrl", '-c', w.wid]))]
+                    ))
+        except subprocess.CalledProcessError as e:
+            warning(f"Error executing wmctrl: {str(e)}")
+
+
+def parseWindow(line):
+    win_id, desktop, rest = line.decode().split(None, 2)
+    win_class, rest = rest.split('  ', 1)
+    host, title = rest.strip().split(None, 1)
+
+    return [win_id, desktop, win_class, host, title]