123 lines
4.2 KiB
Python
123 lines
4.2 KiB
Python
from PyQt5.QtWidgets import QWidget
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from PyQt5.QtWidgets import QApplication
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from PyQt5.QtWidgets import QLabel
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from PyQt5.QtWidgets import QVBoxLayout
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from PyQt5.QtWidgets import QHBoxLayout
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from PyQt5.QtWidgets import QFrame
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from PyQt5.QtWidgets import QPushButton
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from PyQt5.QtCore import Qt, pyqtSignal
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from PyQt5.QtCore import QSize, QPoint, QMimeData
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from PyQt5.QtGui import QDrag
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from Manager import DragManager
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class DragHeader(QFrame):
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close_request = pyqtSignal(QWidget)
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retrieve_request = pyqtSignal(QWidget)
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adjust_request = pyqtSignal(QWidget, QPoint)
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def __init__(self, title: str, parent: 'DockPanel'):
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super().__init__(parent)
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self.__place_cube = parent
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self.__pressed_mark = (False, QPoint)
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self.layout_inst = QHBoxLayout(self)
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self.layout_inst.setSpacing(0)
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self.layout_inst.setContentsMargins(0,0,0,0)
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self.show_label=QLabel(title, self)
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self.show_label.setContentsMargins(2, 0, 0, 0)
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self.layout_inst.addWidget(self.show_label, stretch=1, alignment=Qt.AlignLeft)
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self.min_button=QPushButton("-")
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self.min_button.clicked.connect(lambda : self.retrieve_request[QWidget].emit(parent))
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self.min_button.setMinimumSize(22,22)
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self.min_button.setMaximumSize(22,22)
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self.layout_inst.addWidget(self.min_button,stretch=0, alignment=Qt.AlignRight)
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self.close_button=QPushButton("x")
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self.close_button.clicked.connect(lambda : self.close_request[QWidget].emit(parent))
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self.close_button.setMinimumSize(22,22)
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self.close_button.setMaximumSize(22,22)
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self.layout_inst.addWidget(self.close_button, stretch=0, alignment=Qt.AlignRight)
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pass
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def mousePressEvent(self, a0):
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super(DragHeader, self).mousePressEvent(a0)
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self.__pressed_mark = (True, self.__place_cube.mapToParent(a0.pos()))
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pass
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def mouseReleaseEvent(self, a0):
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super(DragHeader, self).mouseReleaseEvent(a0)
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self.__pressed_mark = (False, QPoint())
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pass
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def mouseMoveEvent(self, a0):
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super(DragHeader, self).mouseMoveEvent(a0)
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if self.__pressed_mark[0]:
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self.adjust_request[QWidget,QPoint].emit(self, self.__place_cube.mapToParent(a0.pos()))
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class DockPanel(QWidget):
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def __init__(self, title:str, show_inst:QWidget|None, pinst:QWidget):
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super(DockPanel, self).__init__(pinst)
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self.setMinimumSize(60, 40)
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self.setWindowTitle(title)
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self.parent_res = pinst
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self.layout_inst = QVBoxLayout(self)
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self.layout_inst.setSpacing(0)
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self.layout_inst.setContentsMargins(0,2,0,0)
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self.drag_header = DragHeader(title, self)
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self.layout_inst.addWidget(self.drag_header)
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self.drag_header.setMinimumHeight(26)
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self.drag_header.setMaximumHeight(26)
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self.drag_header.setFrameShape(QFrame.Shape.Panel)
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self.drag_header.setFrameShadow(QFrame.Shadow.Raised)
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self.drag_header.setLineWidth(3)
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self.drag_header.adjust_request[QWidget,QPoint].connect(self.__adjust_accept)
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if show_inst is not None:
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self.layout_inst.addWidget(show_inst)
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else:
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self.layout_inst.addWidget(QWidget())
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self.default_header = True
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self.can_replace = True
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self.can_retrieve = True
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self.can_close = True
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DragManager.instance().register_dockpanel(self)
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self.destroyed.connect(lambda :DragManager.instance().remove_dockpanel(self))
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pass
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def reset_parent_res(self, pinst):
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self.parent_res = pinst
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def setParent(self, a0):
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self.drag_header.setParent(self)
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super(DockPanel, self).setParent(a0)
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def __adjust_accept(self, view: QWidget, pt: QPoint):
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drag_trans = QDrag(self)
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mine_data = QMimeData()
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mine_data.setText("view-drags(" + str(self.__hash__()) + ")")
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drag_trans.setMimeData(mine_data)
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drag_trans.setPixmap(self.grab(self.rect()))
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drag_trans.setHotSpot(QPoint(5,5))
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drag_trans.exec()
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def sync_status(self):
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self.drag_header.setVisible(self.default_header)
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if __name__ == "__main__":
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app=QApplication([])
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app.installEventFilter(DragManager())
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win=DockPanel("empty-window",None,None)
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win.show()
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app.exec() |