80 lines
2.9 KiB
Python
80 lines
2.9 KiB
Python
from PySide6.QtGui import QIcon
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from PySide6.QtWidgets import QDialog, QDialogButtonBox, QFrame, QHBoxLayout
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from PySide6.QtWidgets import QPushButton, QSizePolicy, QTextBrowser, QVBoxLayout, QWidget
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from PySide6.QtCore import QSettings, QUrl, Qt
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from fixtracks.info import DOCS_ROOT_FILE
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class HelpDialog(QDialog):
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def __init__(self, parent=None) -> None:
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super().__init__(parent=parent)
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self._settings = QSettings()
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width = int(self._settings.value("help/width", 640))
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height = int(self._settings.value("help/height", 480))
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x = int(self._settings.value("help/pos_x", 100))
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y = int(self._settings.value("help/pos_y", 100))
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self.setModal(True)
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self.setMinimumSize(640, 480)
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self.resize(width, height)
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self.move(x, y)
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self.finished.connect(self.on_finished)
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self.help = HelpBrowser()
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self.help._edit.historyChanged.connect(self._on_history_changed)
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self.back_btn = QPushButton(QIcon(":/icons/docs_back"), "back")
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self.back_btn.setEnabled(False)
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self.back_btn.clicked.connect(self.help._edit.backward)
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self.home_btn = QPushButton(QIcon(":/icons/docs_home"), "home")
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self.home_btn.clicked.connect(self.help._edit.home)
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self.fwd_btn = QPushButton(QIcon(":/icons/docs_forward"), "forward")
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self.fwd_btn.setLayoutDirection(Qt.RightToLeft)
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self.fwd_btn.setEnabled(False)
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self.fwd_btn.clicked.connect(self.help._edit.forward)
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empty = QWidget()
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empty.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Preferred)
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hbox = QHBoxLayout()
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hbox.addWidget(self.back_btn)
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hbox.addWidget(self.home_btn)
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hbox.addWidget(self.fwd_btn)
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hbox.addWidget(empty)
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bbox = QDialogButtonBox(QDialogButtonBox.StandardButton.Ok)
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bbox.accepted.connect(self.accept)
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layout = QVBoxLayout()
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layout.addLayout(hbox)
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layout.addWidget(self.help)
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layout.addWidget(bbox)
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self.setLayout(layout)
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def _on_history_changed(self):
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self.back_btn.setEnabled(self.help._edit.isBackwardAvailable())
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self.fwd_btn.setEnabled(self.help._edit.isForwardAvailable())
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def on_finished(self):
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self._settings.setValue("help/width", self.width())
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self._settings.setValue("help/height", self.height())
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self._settings.setValue("help/pos_x", self.x())
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self._settings.setValue("help/pos_y", self.y())
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class HelpBrowser(QWidget):
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def __init__(self, parent=None) -> None:
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super().__init__(parent=parent)
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self.setLayout(QVBoxLayout())
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doc_url = QUrl.fromLocalFile(DOCS_ROOT_FILE)
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self._edit = QTextBrowser()
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self._edit.setOpenLinks(True)
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self._edit.setOpenExternalLinks(True)
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self._edit.setSource(doc_url)
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self._edit.setEnabled(True)
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self._edit.setFrameShape(QFrame.NoFrame)
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self.layout().addWidget(self._edit)
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