first commit

2026-04-03 21:50:36 +08:00
commit 10843a5bc5
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+"""标准对话框（QMessageBox / QInputDialog / QFileDialog）与当前主题一致。"""
+from __future__ import annotations
+
+from PyQt6.QtWidgets import (
+    QFileDialog,
+    QInputDialog,
+    QMessageBox,
+    QWidget,
+    QDialog,
+)
+
+import ui.theme as theme
+
+
+def stylesheet() -> str:
+    t = theme.current()
+    bg = t["menu_bg"]
+    fg = t["menu_color"]
+    border = t["menu_border"]
+    hover = t["menu_selected"]
+    inp = t["search_bg"]
+    inp_b = t["search_border"]
+    focus = t["search_focus"]
+    return f"""
+        QMessageBox {{
+            background-color: {bg};
+            color: {fg};
+        }}
+        QMessageBox QLabel {{
+            color: {fg};
+            background: transparent;
+            min-width: 160px;
+        }}
+        QMessageBox QPushButton {{
+            min-width: 64px;
+            padding: 6px 14px;
+            border: 1px solid {border};
+            border-radius: 5px;
+            background: {inp};
+            color: {fg};
+        }}
+        QMessageBox QPushButton:hover {{
+            background: {hover};
+        }}
+        QMessageBox QPushButton:default {{
+            border-color: {focus};
+        }}
+        QInputDialog {{
+            background-color: {bg};
+            color: {fg};
+        }}
+        QInputDialog QLabel {{
+            color: {fg};
+            background: transparent;
+        }}
+        QInputDialog QLineEdit {{
+            background: {inp};
+            border: 1px solid {inp_b};
+            border-radius: 5px;
+            padding: 6px 8px;
+            color: {fg};
+            min-width: 260px;
+        }}
+        QInputDialog QLineEdit:focus {{
+            border-color: {focus};
+        }}
+        QInputDialog QPushButton {{
+            min-width: 72px;
+            padding: 6px 14px;
+            border: 1px solid {border};
+            border-radius: 5px;
+            background: {inp};
+            color: {fg};
+        }}
+        QInputDialog QPushButton:hover {{
+            background: {hover};
+        }}
+        QFileDialog {{
+            background-color: {bg};
+            color: {fg};
+        }}
+        QFileDialog QLabel {{
+            color: {fg};
+            background: transparent;
+        }}
+        QFileDialog QLineEdit, QFileDialog QComboBox {{
+            background: {inp};
+            border: 1px solid {inp_b};
+            border-radius: 4px;
+            padding: 4px 6px;
+            color: {fg};
+        }}
+        QFileDialog QLineEdit:focus, QFileDialog QComboBox:focus {{
+            border-color: {focus};
+        }}
+        QFileDialog QTreeView, QFileDialog QListView, QFileDialog QTableView {{
+            background: {inp};
+            border: 1px solid {inp_b};
+            border-radius: 4px;
+            color: {fg};
+            outline: none;
+        }}
+        QFileDialog QTreeView::item:selected, QFileDialog QListView::item:selected {{
+            background: {hover};
+        }}
+        QFileDialog QPushButton {{
+            min-width: 72px;
+            padding: 6px 12px;
+            border: 1px solid {border};
+            border-radius: 5px;
+            background: {inp};
+            color: {fg};
+        }}
+        QFileDialog QPushButton:hover {{
+            background: {hover};
+        }}
+        QFileDialog QComboBox QAbstractItemView {{
+            background: {bg};
+            color: {fg};
+            border: 1px solid {border};
+        }}
+    """
+
+
+def _apply(w: QWidget | None) -> None:
+    if w is not None:
+        w.setStyleSheet(stylesheet())
+
+
+def question(
+    parent: QWidget | None,
+    title: str,
+    text: str,
+    *,
+    buttons: QMessageBox.StandardButton = (
+        QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No
+    ),
+    default_button: QMessageBox.StandardButton | None = None,
+    icon: QMessageBox.Icon = QMessageBox.Icon.Question,
+) -> QMessageBox.StandardButton:
+    msg = QMessageBox(parent)
+    msg.setWindowTitle(title)
+    msg.setText(text)
+    msg.setIcon(icon)
+    msg.setStandardButtons(buttons)
+    if default_button is not None:
+        msg.setDefaultButton(default_button)
+    _apply(msg)
+    # 防止对话框因为文本长度/默认最小宽度变得过宽
+    msg.setFixedWidth(320)
+    return QMessageBox.StandardButton(msg.exec())
+
+
+def warning(parent: QWidget | None, title: str, text: str) -> None:
+    msg = QMessageBox(parent)
+    msg.setWindowTitle(title)
+    msg.setText(text)
+    msg.setIcon(QMessageBox.Icon.Warning)
+    msg.setStandardButtons(QMessageBox.StandardButton.Ok)
+    _apply(msg)
+    msg.setFixedWidth(320)
+    msg.exec()
+
+
+def information(parent: QWidget | None, title: str, text: str) -> None:
+    msg = QMessageBox(parent)
+    msg.setWindowTitle(title)
+    msg.setText(text)
+    msg.setIcon(QMessageBox.Icon.Information)
+    msg.setStandardButtons(QMessageBox.StandardButton.Ok)
+    _apply(msg)
+    msg.setFixedWidth(320)
+    msg.exec()
+
+
+def get_text(
+    parent: QWidget | None,
+    title: str,
+    label: str,
+    text: str = "",
+) -> tuple[str, bool]:
+    d = QInputDialog(parent)
+    d.setWindowTitle(title)
+    d.setLabelText(label)
+    d.setTextValue(text)
+    _apply(d)
+    ok = d.exec() == QDialog.DialogCode.Accepted
+    return d.textValue(), ok
+
+
+def get_open_file_name(
+    parent: QWidget | None,
+    caption: str,
+    directory: str,
+    filter_str: str,
+) -> tuple[str, str]:
+    fd = QFileDialog(parent, caption, directory, filter_str)
+    fd.setOption(QFileDialog.Option.DontUseNativeDialog, True)
+    fd.setFileMode(QFileDialog.FileMode.ExistingFile)
+    _apply(fd)
+    if fd.exec() == QDialog.DialogCode.Accepted:
+        files = fd.selectedFiles()
+        if files:
+            return files[0], fd.selectedNameFilter()
+    return "", ""
+
+
+def get_existing_directory(
+    parent: QWidget | None,
+    caption: str,
+    directory: str = "",
+) -> str:
+    fd = QFileDialog(parent, caption, directory)
+    fd.setOption(QFileDialog.Option.DontUseNativeDialog, True)
+    fd.setFileMode(QFileDialog.FileMode.Directory)
+    fd.setOption(QFileDialog.Option.ShowDirsOnly, True)
+    _apply(fd)
+    if fd.exec() == QDialog.DialogCode.Accepted:
+        files = fd.selectedFiles()
+        if files:
+            return files[0]
+    return ""