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qt.util: HelpLabel, HelpButton, InfoButton: factor out HelpMixin

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based on 3ca8854007

Co-authored-by: Calin Culianu <calin.culianu@gmail.com>
This commit is contained in:
SomberNight
2022-06-02 15:25:07 +02:00
parent b7b53e56bc
commit fbc750bab1
1 changed files with 34 additions and 31 deletions
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65
electrum/gui/qt/util.py
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@@ -105,19 +105,36 @@ class WWLabel(QLabel):
self.setTextInteractionFlags(Qt.TextSelectableByMouse)
class HelpLabel(QLabel):
def __init__(self, text, help_text):
QLabel.__init__(self, text)
class HelpMixin:
def __init__(self, help_text: str, *, help_title: str = None):
assert isinstance(self, QWidget), "HelpMixin must be a QWidget instance!"
self.help_text = help_text
self._help_title = help_title or _('Help')
if isinstance(self, QLabel):
self.setTextInteractionFlags(
(self.textInteractionFlags() | Qt.TextSelectableByMouse)
& ~Qt.TextSelectableByKeyboard)
def show_help(self):
custom_message_box(
icon=QMessageBox.Information,
parent=self,
title=self._help_title,
text=self.help_text,
rich_text=True,
)
class HelpLabel(HelpMixin, QLabel):
def __init__(self, text: str, help_text: str):
QLabel.__init__(self, text)
HelpMixin.__init__(self, help_text)
self.app = QCoreApplication.instance()
self.font = QFont()
self.font = self.font()
def mouseReleaseEvent(self, x):
custom_message_box(icon=QMessageBox.Information,
parent=self,
title=_('Help'),
text=self.help_text)
self.show_help()
def enterEvent(self, event):
self.font.setUnderline(True)
@@ -132,37 +149,23 @@ class HelpLabel(QLabel):
return QLabel.leaveEvent(self, event)
class HelpButton(QToolButton):
def __init__(self, text):
class HelpButton(HelpMixin, QToolButton):
def __init__(self, text: str):
QToolButton.__init__(self)
HelpMixin.__init__(self, text)
self.setText('?')
self.help_text = text
self.setFocusPolicy(Qt.NoFocus)
self.setFixedWidth(round(2.2 * char_width_in_lineedit()))
self.clicked.connect(self.onclick)
def onclick(self):
custom_message_box(icon=QMessageBox.Information,
parent=self,
title=_('Help'),
text=self.help_text,
rich_text=True)
self.clicked.connect(self.show_help)
class InfoButton(QPushButton):
def __init__(self, text):
class InfoButton(HelpMixin, QPushButton):
def __init__(self, text: str):
QPushButton.__init__(self, 'Info')
self.help_text = text
HelpMixin.__init__(self, text, help_title=_('Info'))
self.setFocusPolicy(Qt.NoFocus)
self.setFixedWidth(6 * char_width_in_lineedit())
self.clicked.connect(self.onclick)
def onclick(self):
custom_message_box(icon=QMessageBox.Information,
parent=self,
title=_('Info'),
text=self.help_text,
rich_text=True)
self.clicked.connect(self.show_help)
class Buttons(QHBoxLayout):