certflow.widgets.dialog_button_bar 源代码

"""对话框底部按钮栏（确认 / 取消 / 应用）。

替代各对话框手写 ``btn_layout`` + ``addStretch()`` 的重复。默认右对齐、定宽，
发出 ``accepted`` / ``rejected`` / ``applied`` 信号，供 ``BaseDialog`` 或任意
``QDialog`` 直接接线。
"""

from __future__ import annotations

from PySide6.QtCore import Signal
from PySide6.QtWidgets import QHBoxLayout, QPushButton, QWidget




class DialogButtonBar(QWidget):
    """确认 / 取消 / 应用 按钮栏。"""

    accepted = Signal()
    rejected = Signal()
    applied = Signal()

    def __init__(
        self,
        parent: QWidget | None = None,
        show_apply: bool = False,
        confirm_text: str = "确认",
        cancel_text: str = "取消",
    ) -> None:
        super().__init__(parent)
        layout = QHBoxLayout(self)
        layout.setContentsMargins(0, 0, 0, 0)
        layout.addStretch()

        if show_apply:
            self.apply_btn = QPushButton("应用")
            self.apply_btn.setObjectName("applyButton")
            self.apply_btn.clicked.connect(self.applied.emit)
            layout.addWidget(self.apply_btn)

        self.cancel_btn = QPushButton(cancel_text)
        self.cancel_btn.clicked.connect(self.rejected.emit)

        self.ok_btn = QPushButton(confirm_text)
        self.ok_btn.setObjectName("primaryButton")
        self.ok_btn.setDefault(True)
        self.ok_btn.clicked.connect(self.accepted.emit)

        layout.addWidget(self.cancel_btn)
        layout.addWidget(self.ok_btn)



    def set_confirm_enabled(self, enabled: bool) -> None:
        self.ok_btn.setEnabled(enabled)