拖拽释放前的移除操作完成了

.idea/workspace.xml

@@ -6,8 +6,9 @@
   <component name="ChangeListManager">
     <list default="true" id="55c45e43-6fd9-4244-902d-86f83a348f5b" name="Changes" comment="">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/DockPanel.py" beforeDir="false" afterPath="$PROJECT_DIR$/DockPanel.py" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/Manager.py" beforeDir="false" afterPath="$PROJECT_DIR$/Manager.py" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/test.py" beforeDir="false" afterPath="$PROJECT_DIR$/test.py" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/SplitPanel.py" beforeDir="false" afterPath="$PROJECT_DIR$/SplitPanel.py" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />

DockPanel.py

@@ -96,6 +96,10 @@ class DockPanel(QWidget):
     def reset_parent_res(self, pinst):
         self.parent_res = pinst
 
+    def setParent(self, a0):
+        self.drag_header.setParent(self)
+        super(DockPanel, self).setParent(a0)
+
     def __adjust_accept(self, view: QWidget, pt: QPoint):
         drag_trans = QDrag(self)
         mine_data = QMimeData()
@@ -111,6 +115,9 @@ class DockPanel(QWidget):
     def sync_status(self):
         self.drag_header.setVisible(self.default_header)
 
+    def paintEvent(self, a0):
+        super(DockPanel, self).paintEvent(a0)
+        print(self.windowTitle() + "::" + str(self.isVisible()))
 
 if __name__ == "__main__":
     app=QApplication([])

Manager.py

@@ -1,4 +1,4 @@
-from PyQt5.QtWidgets import QWidget, QApplication
+from PyQt5.QtWidgets import QWidget, QApplication, QMainWindow
 from PyQt5.QtCore import QObject, QEvent, QRect, QMargins, Qt, QMimeData
 from PyQt5.QtGui import QPainter, QColor, QDragEnterEvent, QDropEvent
 import re
@@ -18,6 +18,7 @@ class AcceptPanel(QWidget):
         self.setAcceptDrops(True)
 
         self.mgr_inst = mgr
+        self.target_anchor :QWidget = None
 
     def resizeEvent(self, a0):
         total_rect = self.rect()
@@ -32,6 +33,7 @@ class AcceptPanel(QWidget):
 
     def async_with(self, target_view: QWidget):
         self.resize(target_view.size())
+        self.target_anchor = target_view
 
     def paintEvent(self, a0):
         super(AcceptPanel, self).paintEvent(a0)
@@ -79,8 +81,26 @@ class AcceptPanel(QWidget):
         if result:
             view_id = result.group(1)
             adjust_view = self.mgr_inst.get_dockpanel(view_id)
+            target_view = self.target_anchor
+
+            # 移除源视图
+            parent_frame_rm = adjust_view.parent_res
+            self_siblings = parent_frame_rm.child()
+            if parent_frame_rm.parent_res is None:
+                main_window:QMainWindow = parent_frame_rm.parent()
+                views = [self_siblings[0], self_siblings[1]]
+                views.pop(views.index(adjust_view))
+                main_window.setCentralWidget(views[0])
+            else:
+                pparent_frame = parent_frame_rm.parent_res
+                if self_siblings[0] == adjust_view:
+                    pparent_frame.replace_view(self_siblings[1], parent_frame_rm)
+                else:
+                    pparent_frame.replace_view(self_siblings[0], parent_frame_rm)
+
             self.setVisible(False)
-            print(adjust_view)
+
+
 
 class DragManager(QObject):
     __unique_inst: 'DragManager' = None

SplitPanel.py

@@ -35,15 +35,19 @@ class DragSplitter(QFrame):
 
 
 class SplitPanel(QWidget):
-    def __init__(self, a: DockPanel, b: DockPanel, split: SplitType, parent:QWidget = None):
+    def __init__(self, a: DockPanel, b: DockPanel, split: SplitType, parent:'SplitPanel' = None):
         super(SplitPanel, self).__init__(parent)
 
         self.splitter_widget = DragSplitter(split, self)
         self.splitter_widget.adjustSignal[QPoint].connect(self.__splitter_adjust)
 
+        self.parent_res = parent
+
         self.split_member = (a, b)
         self.split_member[0].setParent(self)
+        self.split_member[0].parent_res = self
         self.split_member[1].setParent(self)
+        self.split_member[1].parent_res = self
 
         self.split_info = (split, 0.5, 7)
         self.sync_status()
@@ -78,8 +82,18 @@ class SplitPanel(QWidget):
 
             handle_rect = QRect(0, int(height_a), self.width(), int(self.split_info[2]))
             self.splitter_widget.setGeometry(handle_rect)
+
+        self.split_member[0].setVisible(True)
+        self.split_member[1].setVisible(True)
         pass
 
+    def paintEvent(self, a0):
+        super(SplitPanel, self).paintEvent(a0)
+        print(self.split_member[0].windowTitle() + "\\" + self.split_member[1].windowTitle())
+
+    def child(self):
+        return self.split_member[0], self.split_member[1], self.split_info[0]
+
     def resizeEvent(self, a0):
         super().resizeEvent(a0)
         self.sync_status()
@@ -100,11 +114,14 @@ class SplitPanel(QWidget):
     def replace_view(self, new: DockPanel, old: DockPanel):
         if old in self.__view_list() and new not in self.__view_list():
             if self.split_member[0] == old:
-                self.split_member = (new, self.split_member[1], self.split_member[2])
+                self.split_member = (new, self.split_member[1])
             else:
-                self.split_member = (self.split_member[0], new, self.split_member[2])
+                self.split_member = (self.split_member[0], new)
+            new.parent_res = self
+            new.setParent(self)
             old.setParent(None)
             self.sync_status()
+            self.update()
         pass
 
 
@@ -115,8 +132,10 @@ if __name__ == "__main__":
 
     a = DockPanel("docka", None, None)
     b = DockPanel("dockb", None, None)
+    c = DockPanel("dockc", None, None)
     win = SplitPanel(a, b, SplitType.SPLIT_H)
-    ow.setCentralWidget(win)
+    wino = SplitPanel(win, c, SplitType.SPLIT_V)
+    ow.setCentralWidget(wino)
 
     ow.show()
     app.exec()