faff to make __main__ not throw a warning

This commit is contained in:
Roberto Alsina 2020-02-02 11:37:38 -03:00
parent cde1180525
commit ce37e2a48f
3 changed files with 423 additions and 421 deletions

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from .__main__ import main
from .main import main

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import os
import shlex
import subprocess
import sys
from copy import deepcopy
from PySide2.QtCore import QFile, QObject
from PySide2.QtUiTools import QUiLoader
from PySide2.QtWidgets import QApplication, QGraphicsScene, QLabel
from .monitor_item import MonitorItem
def gen_xrandr_from_data(data):
"""Takes monitor data and generates a xrandr command line."""
cli = ["xrandr"]
for name, mon in data.items():
cli.append(f"--output {name}")
if not mon["enabled"]:
cli.append("--off")
else:
cli.append(f'--pos {int(mon["pos_x"])}x{int(mon["pos_y"])}')
cli.append(f'--mode {mon["current_mode"]}')
mod_x, mod_y = [int(n) for n in mon["current_mode"].split("x")]
if mon["orientation"] in (1, 3):
mod_x, mod_y = mod_y, mod_x
cli.append(f'--scale {mon["res_x"]/mod_x}x{mon["res_y"]/mod_y}')
cli.append(
f"--rotate {['normal', 'left', 'inverted', 'right'][mon['orientation']]}"
)
if mon["primary"]:
cli.append("--primary")
return " ".join(cli)
def parse_monitor(line):
parts = line.split()
name = parts[0]
primary = "primary" in parts
if "+" in line: # Is enabled
enabled = True
res_x, res_y = [p for p in parts if "x" in p][0].split("+")[0].split("x")
pos_x, pos_y = [p for p in parts if "x" in p][0].split("+")[1:]
w_in_mm, h_in_mm = [p.split("mm")[0] for p in parts if p.endswith("mm")]
else:
enabled = False
res_x = res_y = pos_x = pos_y = w_in_mm = h_in_mm = 0
left_side = line.split(" (normal left inverted ")[0]
orientation = 0
if "left" in left_side:
orientation = 1
elif "inverted" in left_side:
orientation = 2
elif "right" in left_side:
orientation = 3
return (
name,
primary,
int(res_x),
int(res_y),
int(w_in_mm),
int(h_in_mm),
int(pos_x),
int(pos_y),
enabled,
orientation,
)
def is_replica_of(a, b):
"""Return True if monitor a is a replica of b.
Replica means same resolution and position.
"""
return (
a["pos_x"] == b["pos_x"]
and a["pos_y"] == b["pos_y"]
and a["res_x"] == b["res_x"]
and a["res_y"] == b["res_y"]
)
class Window(QObject):
def __init__(self, ui):
super().__init__()
self.ui = ui
ui.show()
self.ui.setWindowTitle("Display Configuration")
self.ui.screenCombo.currentTextChanged.connect(self.monitor_selected)
self.ui.replicaOf.currentTextChanged.connect(self.replica_changed)
self.ui.orientationCombo.currentIndexChanged.connect(self.orientation_changed)
self.xrandr_info = {}
self.get_xrandr_info()
self.orig_xrandr_info = deepcopy(self.xrandr_info)
self.fill_ui()
self.ui.horizontalScale.valueChanged.connect(self.scale_changed)
self.ui.verticalScale.valueChanged.connect(self.scale_changed)
self.ui.modes.currentTextChanged.connect(self.mode_changed)
self.ui.applyButton.clicked.connect(self.do_apply)
self.ui.okButton.clicked.connect(self.do_ok)
self.ui.resetButton.clicked.connect(self.do_reset)
self.ui.cancelButton.clicked.connect(self.ui.reject)
self.ui.scaleModeCombo.currentTextChanged.connect(self.scale_mode_changed)
self.ui.primary.stateChanged.connect(self.primary_changed)
self.ui.enabled.stateChanged.connect(self.enabled_changed)
self.pos_label = QLabel(self.ui.sceneView)
self.pos_label.move(5, 5)
def enabled_changed(self):
mon = self.ui.screenCombo.currentText()
enabled = self.ui.enabled.isChecked()
print(f"Setting {mon} enabled status to {enabled}")
monitor = self.xrandr_info[mon]
monitor["enabled"] = enabled
monitor["item"].update_visuals(monitor)
def primary_changed(self):
mon = self.ui.screenCombo.currentText()
primary = self.ui.primary.isChecked()
# Update visuals on all monitos
for name, monitor in self.xrandr_info.items():
if name == mon:
monitor["primary"] = primary
else:
if primary: # There can only be one primary
monitor["primary"] = False
monitor["item"].update_visuals(monitor)
def scale_mode_changed(self):
mon = self.ui.screenCombo.currentText()
scale_mode = self.ui.scaleModeCombo.currentText()
print(f"Set {mon} scale mode to {scale_mode}")
if scale_mode == "Manual":
self.ui.horizontalScale.setEnabled(True)
self.ui.verticalScale.setEnabled(True)
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
elif scale_mode == "Disabled (1x1)":
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.setEnabled(False)
self.ui.horizontalScale.setValue(1000)
self.ui.verticalScale.setValue(1000)
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
elif scale_mode == "Automatic: physical dimensions":
# Calculate scale factors so that the logical pixels will be the same
# size as in the primary window
if self.ui.primary.isChecked():
print("Has no effect on primary display.")
return
# Find the primary monitor
primary = [k for k in self.xrandr_info if self.xrandr_info[k]["primary"]]
if not primary:
print("Oops, no primary!")
return
primary = self.xrandr_info[primary[0]]
monitor = self.xrandr_info[mon]
prim_density_x = primary["res_x"] / primary["w_in_mm"]
prim_density_y = primary["res_y"] / primary["h_in_mm"]
dens_x = monitor["res_x"] / monitor["w_in_mm"]
dens_y = monitor["res_y"] / monitor["h_in_mm"]
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
self.ui.horizontalScale.setEnabled(False)
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.setValue(prim_density_x / dens_x * 1000)
self.ui.verticalScale.setValue(prim_density_y / dens_y * 1000)
elif scale_mode == "Manual, same in both dimensions":
self.ui.horizontalScale.setEnabled(True)
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.valueChanged.connect(self.ui.verticalScale.setValue)
self.ui.verticalScale.setValue(self.ui.horizontalScale.value())
def replica_changed(self):
mon = self.ui.screenCombo.currentText()
replicate = self.ui.replicaOf.currentText()
print(f"Making {mon} a replica of {replicate}")
if replicate in ("None", "", None):
print("TODO: make things non-replicas")
return
mon = self.xrandr_info[mon]
replicate = self.xrandr_info[replicate]
# Making a replica implies:
# Set the same position
mon["pos_x"] = replicate["pos_x"]
mon["pos_y"] = replicate["pos_y"]
# Set the same mode if possible
if replicate["current_mode"] in mon["modes"]:
mon["current_mode"] = replicate["current_mode"]
else:
# Keep the current mode, and change scaling so it
# has the same effective size as the desired mode
mod_x, mod_y = [int(x) for x in mon["current_mode"].split("x")]
target_x, target_y = [replicate[x] for x in ["res_x", "res_y"]]
scale_x = 1000 * target_x / mod_x
scale_y = 1000 * target_y / mod_y
breakpoint()
print(target_x, target_y, mod_x, mod_y)
print(scale_x, scale_y)
self.ui.horizontalScale.setValue(scale_x)
self.ui.verticalScale.setValue(scale_y)
mon["item"].update_visuals(mon)
def do_reset(self):
for n in self.xrandr_info:
self.xrandr_info[n].update(self.orig_xrandr_info[n])
self.fill_ui()
def do_ok(self):
self.do_apply()
self.ui.accept()
def do_apply(self):
cli = gen_xrandr_from_data(self.xrandr_info)
print(cli)
subprocess.check_call(shlex.split(cli))
def fill_ui(self):
"""Load data from xrandr and setup the whole thing."""
self.scene = QGraphicsScene(self)
self.ui.sceneView.setScene(self.scene)
self.ui.screenCombo.clear()
for name, monitor in self.xrandr_info.items():
self.ui.screenCombo.addItem(name)
mon_item = MonitorItem(data=monitor, window=self, name=name,)
# mon_item.setPos(monitor["pos_x"], monitor["pos_y"])
self.scene.addItem(mon_item)
monitor["item"] = mon_item
self.adjust_view()
self.scale_changed() # Trigger scale labels update
def orientation_changed(self):
mon = self.ui.screenCombo.currentText()
orientation = self.ui.orientationCombo.currentIndex()
self.xrandr_info[mon]["orientation"] = orientation
self.mode_changed()
def mode_changed(self):
mon = self.ui.screenCombo.currentText()
mode = self.ui.modes.currentText()
if not mode:
return
print(f"Changing {mon} to {mode}")
self.xrandr_info[mon]["current_mode"] = mode
mode_x, mode_y = mode.split("x")
# use resolution via scaling
if self.xrandr_info[mon]["orientation"] in (0, 2):
self.xrandr_info[mon]["res_x"] = int(
int(mode_x) * self.ui.horizontalScale.value() / 1000
)
self.xrandr_info[mon]["res_y"] = int(
int(mode_y) * self.ui.verticalScale.value() / 1000
)
else:
self.xrandr_info[mon]["res_x"] = int(
int(mode_y) * self.ui.horizontalScale.value() / 1000
)
self.xrandr_info[mon]["res_y"] = int(
int(mode_x) * self.ui.verticalScale.value() / 1000
)
self.xrandr_info[mon]["item"].update_visuals(self.xrandr_info[mon])
def show_pos(self, x, y):
self.pos_label.setText(f"{x},{y}")
self.pos_label.resize(self.pos_label.sizeHint())
def monitor_moved(self):
"Update xrandr_info with new monitor positions"
for _, mon in self.xrandr_info.items():
item = mon["item"]
mon["pos_x"] = item.x()
mon["pos_y"] = item.y()
self.update_replica_of_data()
for _, mon in self.xrandr_info.items():
mon["item"].update_visuals(mon)
self.adjust_view()
def adjust_view(self):
self.ui.sceneView.resetTransform()
self.ui.sceneView.ensureVisible(self.scene.sceneRect(), 100, 100)
scale_factor = 0.8 * min(
self.ui.sceneView.width() / self.scene.sceneRect().width(),
self.ui.sceneView.height() / self.scene.sceneRect().height(),
)
self.ui.sceneView.scale(scale_factor, scale_factor)
def get_xrandr_info(self):
data = subprocess.check_output(["xrandr"]).decode("utf-8").splitlines()
name = None
for line in data:
if line and line[0] not in "S \t": # Output line
(
name,
primary,
res_x,
res_y,
w_in_mm,
h_in_mm,
pos_x,
pos_y,
enabled,
orientation,
) = parse_monitor(line)
self.xrandr_info[name] = dict(
primary=primary,
res_x=res_x,
res_y=res_y,
w_in_mm=w_in_mm,
h_in_mm=h_in_mm,
pos_x=pos_x,
pos_y=pos_y,
modes=[],
current_mode=None,
enabled=enabled,
replica_of=[],
orientation=orientation,
)
elif line[0] == " ": # A mode
mode_name = line.strip().split()[0]
self.xrandr_info[name]["modes"].append(mode_name)
if "*" in line:
print(f"Current mode for {name}: {mode_name}")
self.xrandr_info[name]["current_mode"] = mode_name
self.update_replica_of_data()
def update_replica_of_data(self):
for a in self.xrandr_info:
self.xrandr_info[a]["replica_of"] = []
for b in self.xrandr_info:
if a != b and is_replica_of(self.xrandr_info[a], self.xrandr_info[b]):
self.xrandr_info[a]["replica_of"].append(b)
def monitor_selected(self, name):
if not name:
return
# needed so we don't flip through all modes as they are added
self.ui.modes.blockSignals(True)
# Show modes
self.ui.modes.clear()
for mode in self.xrandr_info[name]["modes"]:
self.ui.modes.addItem(mode)
if (
self.xrandr_info[name]["current_mode"] is None
): # Happens with turned off monitors
self.xrandr_info[name]["enabled"] = False
h_scale = v_scale = 1
else:
self.ui.modes.setCurrentText(self.xrandr_info[name]["current_mode"])
mod_x, mod_y = [
int(x) for x in self.xrandr_info[name]["current_mode"].split("x")
]
if self.xrandr_info[name]["orientation"] in (0, 2):
h_scale = self.xrandr_info[name]["res_x"] / mod_x
v_scale = self.xrandr_info[name]["res_y"] / mod_y
else:
h_scale = self.xrandr_info[name]["res_y"] / mod_x
v_scale = self.xrandr_info[name]["res_x"] / mod_y
self.ui.horizontalScale.setValue(h_scale * 1000)
self.ui.verticalScale.setValue(v_scale * 1000)
self.ui.primary.setChecked(self.xrandr_info[name]["primary"])
self.ui.enabled.setChecked(self.xrandr_info[name]["enabled"])
self.ui.orientationCombo.setCurrentIndex(self.xrandr_info[name]["orientation"])
self.ui.replicaOf.clear()
self.ui.replicaOf.addItem("None")
for mon in self.xrandr_info:
if mon != name:
self.ui.replicaOf.addItem(mon)
if mon in self.xrandr_info[name]["replica_of"]:
self.ui.replicaOf.setCurrentText(mon)
self.ui.modes.blockSignals(False)
def scale_changed(self):
self.ui.horizontalScaleLabel.setText(
f"{int(self.ui.horizontalScale.value()/10)}%"
)
self.ui.verticalScaleLabel.setText(f"{int(self.ui.verticalScale.value()/10)}%")
self.mode_changed() # Not really, but it's the same thing
def main():
app = QApplication(sys.argv)
ui_file = QFile(os.path.join(os.path.dirname(__file__), "main.ui"))
ui_file.open(QFile.ReadOnly)
loader = QUiLoader()
window = Window(loader.load(ui_file))
sys.exit(app.exec_())
if __name__ == "__main__":
from .main import main
main()

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xrandroll/main.py Normal file
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import os
import shlex
import subprocess
import sys
from copy import deepcopy
from PySide2.QtCore import QFile, QObject
from PySide2.QtUiTools import QUiLoader
from PySide2.QtWidgets import QApplication, QGraphicsScene, QLabel
from .monitor_item import MonitorItem
def gen_xrandr_from_data(data):
"""Takes monitor data and generates a xrandr command line."""
cli = ["xrandr"]
for name, mon in data.items():
cli.append(f"--output {name}")
if not mon["enabled"]:
cli.append("--off")
else:
cli.append(f'--pos {int(mon["pos_x"])}x{int(mon["pos_y"])}')
cli.append(f'--mode {mon["current_mode"]}')
mod_x, mod_y = [int(n) for n in mon["current_mode"].split("x")]
if mon["orientation"] in (1, 3):
mod_x, mod_y = mod_y, mod_x
cli.append(f'--scale {mon["res_x"]/mod_x}x{mon["res_y"]/mod_y}')
cli.append(
f"--rotate {['normal', 'left', 'inverted', 'right'][mon['orientation']]}"
)
if mon["primary"]:
cli.append("--primary")
return " ".join(cli)
def parse_monitor(line):
parts = line.split()
name = parts[0]
primary = "primary" in parts
if "+" in line: # Is enabled
enabled = True
res_x, res_y = [p for p in parts if "x" in p][0].split("+")[0].split("x")
pos_x, pos_y = [p for p in parts if "x" in p][0].split("+")[1:]
w_in_mm, h_in_mm = [p.split("mm")[0] for p in parts if p.endswith("mm")]
else:
enabled = False
res_x = res_y = pos_x = pos_y = w_in_mm = h_in_mm = 0
left_side = line.split(" (normal left inverted ")[0]
orientation = 0
if "left" in left_side:
orientation = 1
elif "inverted" in left_side:
orientation = 2
elif "right" in left_side:
orientation = 3
return (
name,
primary,
int(res_x),
int(res_y),
int(w_in_mm),
int(h_in_mm),
int(pos_x),
int(pos_y),
enabled,
orientation,
)
def is_replica_of(a, b):
"""Return True if monitor a is a replica of b.
Replica means same resolution and position.
"""
return (
a["pos_x"] == b["pos_x"]
and a["pos_y"] == b["pos_y"]
and a["res_x"] == b["res_x"]
and a["res_y"] == b["res_y"]
)
class Window(QObject):
def __init__(self, ui):
super().__init__()
self.ui = ui
ui.show()
self.ui.setWindowTitle("Display Configuration")
self.ui.screenCombo.currentTextChanged.connect(self.monitor_selected)
self.ui.replicaOf.currentTextChanged.connect(self.replica_changed)
self.ui.orientationCombo.currentIndexChanged.connect(self.orientation_changed)
self.xrandr_info = {}
self.get_xrandr_info()
self.orig_xrandr_info = deepcopy(self.xrandr_info)
self.fill_ui()
self.ui.horizontalScale.valueChanged.connect(self.scale_changed)
self.ui.verticalScale.valueChanged.connect(self.scale_changed)
self.ui.modes.currentTextChanged.connect(self.mode_changed)
self.ui.applyButton.clicked.connect(self.do_apply)
self.ui.okButton.clicked.connect(self.do_ok)
self.ui.resetButton.clicked.connect(self.do_reset)
self.ui.cancelButton.clicked.connect(self.ui.reject)
self.ui.scaleModeCombo.currentTextChanged.connect(self.scale_mode_changed)
self.ui.primary.stateChanged.connect(self.primary_changed)
self.ui.enabled.stateChanged.connect(self.enabled_changed)
self.pos_label = QLabel(self.ui.sceneView)
self.pos_label.move(5, 5)
def enabled_changed(self):
mon = self.ui.screenCombo.currentText()
enabled = self.ui.enabled.isChecked()
print(f"Setting {mon} enabled status to {enabled}")
monitor = self.xrandr_info[mon]
monitor["enabled"] = enabled
monitor["item"].update_visuals(monitor)
def primary_changed(self):
mon = self.ui.screenCombo.currentText()
primary = self.ui.primary.isChecked()
# Update visuals on all monitos
for name, monitor in self.xrandr_info.items():
if name == mon:
monitor["primary"] = primary
else:
if primary: # There can only be one primary
monitor["primary"] = False
monitor["item"].update_visuals(monitor)
def scale_mode_changed(self):
mon = self.ui.screenCombo.currentText()
scale_mode = self.ui.scaleModeCombo.currentText()
print(f"Set {mon} scale mode to {scale_mode}")
if scale_mode == "Manual":
self.ui.horizontalScale.setEnabled(True)
self.ui.verticalScale.setEnabled(True)
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
elif scale_mode == "Disabled (1x1)":
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.setEnabled(False)
self.ui.horizontalScale.setValue(1000)
self.ui.verticalScale.setValue(1000)
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
elif scale_mode == "Automatic: physical dimensions":
# Calculate scale factors so that the logical pixels will be the same
# size as in the primary window
if self.ui.primary.isChecked():
print("Has no effect on primary display.")
return
# Find the primary monitor
primary = [k for k in self.xrandr_info if self.xrandr_info[k]["primary"]]
if not primary:
print("Oops, no primary!")
return
primary = self.xrandr_info[primary[0]]
monitor = self.xrandr_info[mon]
prim_density_x = primary["res_x"] / primary["w_in_mm"]
prim_density_y = primary["res_y"] / primary["h_in_mm"]
dens_x = monitor["res_x"] / monitor["w_in_mm"]
dens_y = monitor["res_y"] / monitor["h_in_mm"]
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
self.ui.horizontalScale.setEnabled(False)
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.setValue(prim_density_x / dens_x * 1000)
self.ui.verticalScale.setValue(prim_density_y / dens_y * 1000)
elif scale_mode == "Manual, same in both dimensions":
self.ui.horizontalScale.setEnabled(True)
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.valueChanged.connect(self.ui.verticalScale.setValue)
self.ui.verticalScale.setValue(self.ui.horizontalScale.value())
def replica_changed(self):
mon = self.ui.screenCombo.currentText()
replicate = self.ui.replicaOf.currentText()
print(f"Making {mon} a replica of {replicate}")
if replicate in ("None", "", None):
print("TODO: make things non-replicas")
return
mon = self.xrandr_info[mon]
replicate = self.xrandr_info[replicate]
# Making a replica implies:
# Set the same position
mon["pos_x"] = replicate["pos_x"]
mon["pos_y"] = replicate["pos_y"]
# Set the same mode if possible
if replicate["current_mode"] in mon["modes"]:
mon["current_mode"] = replicate["current_mode"]
else:
# Keep the current mode, and change scaling so it
# has the same effective size as the desired mode
mod_x, mod_y = [int(x) for x in mon["current_mode"].split("x")]
target_x, target_y = [replicate[x] for x in ["res_x", "res_y"]]
scale_x = 1000 * target_x / mod_x
scale_y = 1000 * target_y / mod_y
breakpoint()
print(target_x, target_y, mod_x, mod_y)
print(scale_x, scale_y)
self.ui.horizontalScale.setValue(scale_x)
self.ui.verticalScale.setValue(scale_y)
mon["item"].update_visuals(mon)
def do_reset(self):
for n in self.xrandr_info:
self.xrandr_info[n].update(self.orig_xrandr_info[n])
self.fill_ui()
def do_ok(self):
self.do_apply()
self.ui.accept()
def do_apply(self):
cli = gen_xrandr_from_data(self.xrandr_info)
print(cli)
subprocess.check_call(shlex.split(cli))
def fill_ui(self):
"""Load data from xrandr and setup the whole thing."""
self.scene = QGraphicsScene(self)
self.ui.sceneView.setScene(self.scene)
self.ui.screenCombo.clear()
for name, monitor in self.xrandr_info.items():
self.ui.screenCombo.addItem(name)
mon_item = MonitorItem(data=monitor, window=self, name=name,)
# mon_item.setPos(monitor["pos_x"], monitor["pos_y"])
self.scene.addItem(mon_item)
monitor["item"] = mon_item
self.adjust_view()
self.scale_changed() # Trigger scale labels update
def orientation_changed(self):
mon = self.ui.screenCombo.currentText()
orientation = self.ui.orientationCombo.currentIndex()
self.xrandr_info[mon]["orientation"] = orientation
self.mode_changed()
def mode_changed(self):
mon = self.ui.screenCombo.currentText()
mode = self.ui.modes.currentText()
if not mode:
return
print(f"Changing {mon} to {mode}")
self.xrandr_info[mon]["current_mode"] = mode
mode_x, mode_y = mode.split("x")
# use resolution via scaling
if self.xrandr_info[mon]["orientation"] in (0, 2):
self.xrandr_info[mon]["res_x"] = int(
int(mode_x) * self.ui.horizontalScale.value() / 1000
)
self.xrandr_info[mon]["res_y"] = int(
int(mode_y) * self.ui.verticalScale.value() / 1000
)
else:
self.xrandr_info[mon]["res_x"] = int(
int(mode_y) * self.ui.horizontalScale.value() / 1000
)
self.xrandr_info[mon]["res_y"] = int(
int(mode_x) * self.ui.verticalScale.value() / 1000
)
self.xrandr_info[mon]["item"].update_visuals(self.xrandr_info[mon])
def show_pos(self, x, y):
self.pos_label.setText(f"{x},{y}")
self.pos_label.resize(self.pos_label.sizeHint())
def monitor_moved(self):
"Update xrandr_info with new monitor positions"
for _, mon in self.xrandr_info.items():
item = mon["item"]
mon["pos_x"] = item.x()
mon["pos_y"] = item.y()
self.update_replica_of_data()
for _, mon in self.xrandr_info.items():
mon["item"].update_visuals(mon)
self.adjust_view()
def adjust_view(self):
self.ui.sceneView.resetTransform()
self.ui.sceneView.ensureVisible(self.scene.sceneRect(), 100, 100)
scale_factor = 0.8 * min(
self.ui.sceneView.width() / self.scene.sceneRect().width(),
self.ui.sceneView.height() / self.scene.sceneRect().height(),
)
self.ui.sceneView.scale(scale_factor, scale_factor)
def get_xrandr_info(self):
data = subprocess.check_output(["xrandr"]).decode("utf-8").splitlines()
name = None
for line in data:
if line and line[0] not in "S \t": # Output line
(
name,
primary,
res_x,
res_y,
w_in_mm,
h_in_mm,
pos_x,
pos_y,
enabled,
orientation,
) = parse_monitor(line)
self.xrandr_info[name] = dict(
primary=primary,
res_x=res_x,
res_y=res_y,
w_in_mm=w_in_mm,
h_in_mm=h_in_mm,
pos_x=pos_x,
pos_y=pos_y,
modes=[],
current_mode=None,
enabled=enabled,
replica_of=[],
orientation=orientation,
)
elif line[0] == " ": # A mode
mode_name = line.strip().split()[0]
self.xrandr_info[name]["modes"].append(mode_name)
if "*" in line:
print(f"Current mode for {name}: {mode_name}")
self.xrandr_info[name]["current_mode"] = mode_name
self.update_replica_of_data()
def update_replica_of_data(self):
for a in self.xrandr_info:
self.xrandr_info[a]["replica_of"] = []
for b in self.xrandr_info:
if a != b and is_replica_of(self.xrandr_info[a], self.xrandr_info[b]):
self.xrandr_info[a]["replica_of"].append(b)
def monitor_selected(self, name):
if not name:
return
# needed so we don't flip through all modes as they are added
self.ui.modes.blockSignals(True)
# Show modes
self.ui.modes.clear()
for mode in self.xrandr_info[name]["modes"]:
self.ui.modes.addItem(mode)
if (
self.xrandr_info[name]["current_mode"] is None
): # Happens with turned off monitors
self.xrandr_info[name]["enabled"] = False
h_scale = v_scale = 1
else:
self.ui.modes.setCurrentText(self.xrandr_info[name]["current_mode"])
mod_x, mod_y = [
int(x) for x in self.xrandr_info[name]["current_mode"].split("x")
]
if self.xrandr_info[name]["orientation"] in (0, 2):
h_scale = self.xrandr_info[name]["res_x"] / mod_x
v_scale = self.xrandr_info[name]["res_y"] / mod_y
else:
h_scale = self.xrandr_info[name]["res_y"] / mod_x
v_scale = self.xrandr_info[name]["res_x"] / mod_y
self.ui.horizontalScale.setValue(h_scale * 1000)
self.ui.verticalScale.setValue(v_scale * 1000)
self.ui.primary.setChecked(self.xrandr_info[name]["primary"])
self.ui.enabled.setChecked(self.xrandr_info[name]["enabled"])
self.ui.orientationCombo.setCurrentIndex(self.xrandr_info[name]["orientation"])
self.ui.replicaOf.clear()
self.ui.replicaOf.addItem("None")
for mon in self.xrandr_info:
if mon != name:
self.ui.replicaOf.addItem(mon)
if mon in self.xrandr_info[name]["replica_of"]:
self.ui.replicaOf.setCurrentText(mon)
self.ui.modes.blockSignals(False)
def scale_changed(self):
self.ui.horizontalScaleLabel.setText(
f"{int(self.ui.horizontalScale.value()/10)}%"
)
self.ui.verticalScaleLabel.setText(f"{int(self.ui.verticalScale.value()/10)}%")
self.mode_changed() # Not really, but it's the same thing
def main():
app = QApplication(sys.argv)
ui_file = QFile(os.path.join(os.path.dirname(__file__), "main.ui"))
ui_file.open(QFile.ReadOnly)
loader = QUiLoader()
window = Window(loader.load(ui_file))
sys.exit(app.exec_())
if __name__ == "__main__":
main()