添加了默认视图图标，修复了替换视图的小bug

libSplitView/AcceptPanel.cpp

@@ -130,11 +130,17 @@ void accept_panel::AcceptPanel::dropEvent(QDropEvent *ev)
             view_manager->doRetrieve(view);
             view_manager->siblingAttach(view, anchor_view, SplitType::SPLIT_V_BFIRST);
             break;
-        case HoverType::CUBE_CENTER:
+        case HoverType::CUBE_CENTER: {
             view_manager->doRetrieve(view);
-            anchor_view->parentRes()->replaceView(view, anchor_view);
+            auto pinst = anchor_view->parentRes();
+            if(pinst){
+                pinst->replaceView(view, anchor_view);
                 view_manager->doRetrieve(anchor_view);
-            break;
+            }else{
+                view_manager->doRetrieve(anchor_view);
+                dynamic_cast<split_window::SplitWindow*>(view_manager)->setPresentTarget(view);
+            }
+        } break;
         default:
             break;
         }

libSplitView/DockPanel.cpp

@@ -13,6 +13,7 @@ using namespace dock_panel;
 DragHeader::DragHeader(const QString &title, DockableView *bind_core)
     : QFrame(bind_core),
       bind_core(bind_core),
+      icon_holder(new QLabel(this)),
       title_holder(new QLabel(this)),
       close_btn(new QPushButton("x",this)),
       minimal_btn(new QPushButton("-",this)) {
@@ -22,6 +23,9 @@ DragHeader::DragHeader(const QString &title, DockableView *bind_core)
     layout->setSpacing(0);
     layout->setContentsMargins(0, 0, 0, 0);
 
+    icon_holder->setPixmap(QIcon(":/icons/headertop/story.png").pixmap(22,22));
+    layout->addWidget(icon_holder, 0, Qt::AlignLeft);
+
     title_holder->setText(title);
     title_holder->setContentsMargins(2,0, 0, 0);
     layout->addWidget(title_holder, 1, Qt::AlignLeft);
@@ -51,7 +55,7 @@ void DragHeader::setTitle(const QString &title)
 void DragHeader::setTitle(const QString &title, const QIcon &icon)
 {
     this->setTitle(title);
-    this->title_holder->setPixmap(icon.pixmap(22, 22));
+    this->icon_holder->setPixmap(icon.pixmap(22, 22));
 }
 
 void DragHeader::optConfig(bool retrieve, bool close)

libSplitView/DockPanel.h

@@ -18,6 +18,7 @@ namespace dock_panel {
         Q_OBJECT
     private:
         DockableView *const bind_core;
+        QLabel *const icon_holder;
         QLabel *const title_holder;
         QPushButton *const close_btn, *const minimal_btn;
         std::tuple<bool, QPointF> press_flag = std::make_tuple(false, QPointF());

libSplitView/SplitWindow.cpp

@@ -44,6 +44,7 @@ void SplitWindow::setPresentTarget(split_frame::ViewRes *inst)
         inst->setParentRes(nullptr);
         inst->widget()->setParent(this);
         this->setCentralWidget(inst->widget());
+        inst->setVisible(true);
     } else if (!inst) {
         this->takeCentralWidget();
     }

libSplitView/defaulticon.qrc

@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/icons/headertop">
+        <file>story.png</file>
+    </qresource>
+</RCC>

libSplitView/libSplitView.pro

@@ -40,3 +40,6 @@ else:unix: LIBS += -L$$OUT_PWD/../libConfig/ -llibConfig
 
 INCLUDEPATH += $$PWD/../libConfig
 DEPENDPATH += $$PWD/../libConfig
+
+RESOURCES += \
+    defaulticon.qrc