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from AnyQt.QtCore import Qt, QSize, QEvent
from AnyQt.QtGui import QKeySequence
from AnyQt.QtWidgets import QToolButton, QSizePolicy, QStyle, QToolTip
from orangewidget.utils.buttons import (
VariableTextPushButton, SimpleButton,
)
__all__ = [
"VariableTextPushButton", "SimpleButton", "FixedSizeButton",
]
class FixedSizeButton(QToolButton):
def __init__(self, *args, defaultAction=None, **kwargs):
super().__init__(*args, **kwargs)
sh = self.sizePolicy()
sh.setHorizontalPolicy(QSizePolicy.Fixed)
sh.setVerticalPolicy(QSizePolicy.Fixed)
self.setSizePolicy(sh)
self.setAttribute(Qt.WA_WState_OwnSizePolicy, True)
if defaultAction is not None:
self.setDefaultAction(defaultAction)
def sizeHint(self):
style = self.style()
size = (style.pixelMetric(QStyle.PM_SmallIconSize) +
style.pixelMetric(QStyle.PM_ButtonMargin))
return QSize(size, size)
def event(self, event: QEvent) -> bool:
if event.type() == QEvent.ToolTip and self.toolTip():
action = self.defaultAction()
if action is not None and action.toolTip():
text = tooltip_with_shortcut(action.toolTip(),
action.shortcut())
QToolTip.showText(event.globalPos(), text)
return True
return super().event(event)
def tooltip_with_shortcut(tool_tip, shortcut: QKeySequence) -> str:
text = []
if tool_tip:
text.append("<span>{}</span>".format(tool_tip))
if not shortcut.isEmpty():
text.append("<kbd>{}</kbd>"
.format(shortcut.toString(QKeySequence.NativeText)))
return " ".join(text)
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