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Clear clipboard after certain time #442

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Merged
robin-nitrokey merged 1 commit into from
Jun 25, 2026
+28 −3
Merged

Clear clipboard after certain time #442

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31 changes: 28 additions & 3 deletions nitrokeyapp/secrets_tab/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,8 +6,8 @@
from random import randbytes
from typing import Callable, Optional

from PySide6.QtCore import Qt, QThread, QTimer, Signal, Slot
from PySide6.QtGui import QGuiApplication
from PySide6.QtCore import QEvent, QObject, Qt, QThread, QTimer, Signal, Slot
from PySide6.QtGui import QGuiApplication, QKeyEvent, QKeySequence
from PySide6.QtWidgets import QLineEdit, QListWidgetItem, QWidget

from nitrokeyapp.common_ui import CommonUi
Expand All @@ -25,6 +25,8 @@

logger = logging.getLogger(__name__)

CLIPBOARD_CLEAR_TIMEOUT_MS = 10_000
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def parse_base32(s: str) -> bytes:
n = len(s) % 8
Expand Down Expand Up @@ -168,6 +170,9 @@ def __init__(self, parent: QWidget) -> None:
self.ui.otp: self.action_otp_copy,
}

for field in self.line2copy_action:
field.installEventFilter(self)

self.ui.btn_add.pressed.connect(self.add_new_credential)
self.ui.btn_abort.pressed.connect(lambda: self.show_secrets(True))
self.ui.btn_save.pressed.connect(self.save_credential)
Expand Down Expand Up @@ -680,12 +685,32 @@ def check_credential(self) -> None:
self.ui.btn_save.setToolTip(tool_Tip)

def act_copy_line_edit(self, obj: QLineEdit) -> None:
self.clipboard.setText(obj.text())
copied_text = obj.text()
self.clipboard.setText(copied_text)
self.common_ui.info.info.emit("contents copied to clipboard")
self.line2copy_action[obj].setIcon(self.get_qicon("done.svg"))
QTimer.singleShot(
5000, lambda: self.line2copy_action[obj].setIcon(self.get_qicon("content_copy.svg"))
)
QTimer.singleShot(CLIPBOARD_CLEAR_TIMEOUT_MS, lambda: self.clear_clipboard(copied_text))

def clear_clipboard(self, expected_text: str) -> None:
if self.clipboard.text() == expected_text:
self.clipboard.clear()

def eventFilter(self, obj: QObject, event: QEvent) -> bool:
if (
event.type() == QEvent.Type.KeyPress
and isinstance(obj, QLineEdit)
and isinstance(event, QKeyEvent)
and event.matches(QKeySequence.StandardKey.Copy)
):
selected = obj.selectedText()
if selected:
QTimer.singleShot(
CLIPBOARD_CLEAR_TIMEOUT_MS, lambda: self.clear_clipboard(selected)
)
return False

def act_password_show(self) -> None:
self.set_password_show(self.ui.password.echoMode() == QLineEdit.Password) # type: ignore [attr-defined]
Expand Down
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