mirror of
https://github.com/yshui/picom.git
synced 2024-10-27 05:24:17 -04:00
76 lines
3.1 KiB
Python
76 lines
3.1 KiB
Python
import xcffib.xproto as xproto
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import xcffib.randr as randr
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import xcffib
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import time
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import random
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import string
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def to_atom(conn, string):
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return conn.core.InternAtom(False, len(string), string).reply().atom
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def set_window_name(conn, wid, name):
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prop_name = to_atom(conn, "_NET_WM_NAME")
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str_type = to_atom(conn, "UTF8_STRING")
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conn.core.ChangePropertyChecked(xproto.PropMode.Replace, wid, prop_name, str_type, 8, len(name), name).check()
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prop_name = to_atom(conn, "WM_NAME")
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str_type = to_atom(conn, "STRING")
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conn.core.ChangePropertyChecked(xproto.PropMode.Replace, wid, prop_name, str_type, 8, len(name), name).check()
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def set_window_state(conn, wid, state):
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prop_name = to_atom(conn, "WM_STATE")
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conn.core.ChangePropertyChecked(xproto.PropMode.Replace, wid, prop_name, prop_name, 32, 2, [state, 0]).check()
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def set_window_class(conn, wid, name):
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if not isinstance(name, bytearray):
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name = name.encode()
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name = name+b"\0"+name+b"\0"
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prop_name = to_atom(conn, "WM_CLASS")
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str_type = to_atom(conn, "STRING")
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conn.core.ChangePropertyChecked(xproto.PropMode.Replace, wid, prop_name, str_type, 8, len(name), name).check()
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def find_picom_window(conn):
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prop_name = to_atom(conn, "WM_NAME")
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setup = conn.get_setup()
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root = setup.roots[0].root
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windows = conn.core.QueryTree(root).reply()
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ext = xproto.xprotoExtension(conn)
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for w in windows.children:
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name = ext.GetProperty(False, w, prop_name, xproto.GetPropertyType.Any, 0, (2 ** 32) - 1).reply()
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if name.value.buf() == b"picom":
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return w
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def trigger_root_configure(conn):
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setup = conn.get_setup()
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root = setup.roots[0].root
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# Xorg sends root ConfigureNotify when we add a new mode to an output
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rr = conn(randr.key)
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name = ''.join([random.choice(string.ascii_letters + string.digits) for n in range(0, 32)])
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mode_info = randr.ModeInfo.synthetic(id = 0, width = 1000, height = 1000, dot_clock = 0,
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hsync_start = 0, hsync_end = 0, htotal = 0, hskew = 0, vsync_start = 0, vsync_end = 0,
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vtotal = 0, name_len = len(name), mode_flags = 0)
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reply = rr.CreateMode(root, mode_info, len(name), name).reply()
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mode = reply.mode
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reply = rr.GetScreenResourcesCurrent(root).reply()
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# our xvfb is setup to only have 1 output
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output = reply.outputs[0]
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rr.AddOutputModeChecked(output, mode).check()
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rr.SetCrtcConfig(reply.crtcs[0], reply.timestamp, reply.config_timestamp, 0, 0, mode, randr.Rotation.Rotate_0, 1, [output]).reply()
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def find_32bit_visual(conn):
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setup = conn.get_setup()
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render = conn(xcffib.render.key)
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r = render.QueryPictFormats().reply()
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pictfmt_ids = set()
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for pictform in r.formats:
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if (pictform.depth == 32 and
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pictform.type == xcffib.render.PictType.Direct and
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pictform.direct.alpha_mask != 0):
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pictfmt_ids.add(pictform.id)
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print(pictfmt_ids)
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for screen in r.screens:
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for depth in screen.depths:
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for pv in depth.visuals:
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if pv.format in pictfmt_ids:
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return pv.visual
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