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Feature/global hotkey and add to clipboard #327

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Feature/global hotkey and add to clipboard #327

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fe33677
Make hotkey global
Steefkuh Oct 14, 2023
e33f88a
Update gui.py
Steefkuh Oct 14, 2023
cba68ca
Update gui.py
Steefkuh Oct 14, 2023
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27 changes: 24 additions & 3 deletions pix2tex/gui.py
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@
from PyQt6.QtWidgets import QMainWindow, QApplication, QMessageBox, QVBoxLayout, QWidget, \
QPushButton, QTextEdit, QFormLayout, QHBoxLayout, QDoubleSpinBox
from pynput.mouse import Controller
from pynput.keyboard import Listener, HotKey

from PIL import ImageGrab, Image
import numpy as np
Expand All @@ -21,13 +22,16 @@
import pix2tex.resources.resources
class App(QMainWindow):
isProcessing = False
hotkey_signal = pyqtSignal()

def __init__(self, args=None):
super().__init__()
self.args = args
self.model = cli.LatexOCR(self.args)
self.initUI()
self.snipWidget = SnipWidget(self)
self.hotkey_signal.connect(self.onClick)
self.clipboard = QApplication.clipboard()
self.show()

def initUI(self):
Expand Down Expand Up @@ -63,8 +67,6 @@ def initUI(self):
self.snipButton = QPushButton('Snip [Alt+S]', self)
self.snipButton.clicked.connect(self.onClick)

self.shortcut = QtGui.QShortcut(QtGui.QKeySequence('Alt+S'), self)
self.shortcut.activated.connect(self.onClick)

# Create retry button
self.retryButton = QPushButton('Retry', self)
Expand All @@ -86,6 +88,23 @@ def initUI(self):
settings = QFormLayout()
settings.addRow('Temperature:', self.tempField)
lay.addLayout(settings)

def hotkey(self):
def on_activate():
if not self.isProcessing:
self.hotkey_signal.emit()

def for_canonical(f):
return lambda k: f(l.canonical(k))

hotkey = HotKey(
HotKey.parse('<alt>+s'),
on_activate)
l = Listener(
on_press=for_canonical(hotkey.press),
on_release=for_canonical(hotkey.release)
)
l.start()

def toggleProcessing(self, value=None):
if value is None:
Expand All @@ -102,7 +121,6 @@ def toggleProcessing(self, value=None):
text = 'Snip [Alt+S]'
func = self.onClick
self.retryButton.setEnabled(True)
self.shortcut.setEnabled(not self.isProcessing)
self.snipButton.setText(text)
self.snipButton.clicked.disconnect()
self.snipButton.clicked.connect(func)
Expand Down Expand Up @@ -183,6 +201,8 @@ def returnPrediction(self, result):
if success:
self.displayPrediction(prediction)
self.retryButton.setEnabled(True)
self.clipboard.setText(prediction)

else:
self.webView.setHtml("")
msg = QMessageBox()
Expand Down Expand Up @@ -351,4 +371,5 @@ def main(arguments):
os.environ['QTWEBENGINE_DISABLE_SANDBOX'] = '1'
app = QApplication(sys.argv)
ex = App(arguments)
ex.hotkey()
sys.exit(app.exec())