feat(nmSubWxs): 调整PEBI网格预览工具栏布局

- 将工具栏调整为绘图区右侧竖向排列
- 按网格预览工作流重新排列视图命令
- 继续复用公共QAction及右键菜单状态

Src/nmNum/nmSubWxs/nmWxPebiGridViewWidget.cpp

@@ -64,7 +64,13 @@ void nmWxPebiGridViewWidget::createUi()
     pMainLayout->setContentsMargins(0, 0, 0, 0);
     pMainLayout->setSpacing(0);
 
-    m_pRenderContainer = new nmWxVTKRenderContainerWidget(this);
+    // 绘图区单独使用水平布局，渲染容器伸展，竖向工具栏固定在右侧。
+    QWidget* pRenderArea = new QWidget(this);
+    QHBoxLayout* pRenderLayout = new QHBoxLayout(pRenderArea);
+    pRenderLayout->setContentsMargins(0, 0, 0, 0);
+    pRenderLayout->setSpacing(0);
+
+    m_pRenderContainer = new nmWxVTKRenderContainerWidget(pRenderArea);
     m_pRenderContainer->setSizePolicy(
                 QSizePolicy::Expanding, QSizePolicy::Expanding);
     m_pRenderContainer->setViewCommandCapabilities(
@@ -77,18 +83,16 @@ void nmWxPebiGridViewWidget::createUi()
                 nmVTKViewCommandController::ViewCommand_Print |
                 nmVTKViewCommandController::ViewCommand_PrintPreview);
 
-    m_pToolBar = new QToolBar(this);
+    m_pToolBar = new QToolBar(pRenderArea);
+    m_pToolBar->setOrientation(Qt::Vertical);
     m_pToolBar->setMovable(false);
     m_pToolBar->setFloatable(false);
     m_pToolBar->setIconSize(QSize(20, 20));
     m_pToolBar->setToolButtonStyle(Qt::ToolButtonIconOnly);
-    pMainLayout->addWidget(m_pToolBar);
+    m_pToolBar->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Expanding);
 
     nmVTKViewCommandController* pCommandController =
             m_pRenderContainer->getViewCommandController();
-    if(pCommandController != NULL) {
-        pCommandController->populateToolBar(m_pToolBar);
-    }
 
     // 三个业务 QAction 与公共命令一样长期持有，并同时用于工具栏和右键菜单。
     m_pGridLinesAction = new QAction(
@@ -107,23 +111,48 @@ void nmWxPebiGridViewWidget::createUi()
     m_pBoundsGridAction->setToolTip(tr("Coordinate Grid"));
     m_pBoundsGridAction->setCheckable(true);
 
-    QAction* pCopyAction = pCommandController != NULL
-            ? pCommandController->getAction(
-                nmVTKViewCommandController::ViewCommand_CopyImage)
-            : NULL;
-    if(pCopyAction != NULL) {
-        // 公共控制器已放置复制动作，在它之前插入业务组即可得到约定顺序。
-        m_pToolBar->insertAction(pCopyAction, m_pGridLinesAction);
-        m_pToolBar->insertAction(pCopyAction, m_pScalarBarAction);
-        m_pToolBar->insertAction(pCopyAction, m_pBoundsGridAction);
-        m_pToolBar->insertSeparator(pCopyAction);
-    } else {
+    if(pCommandController != NULL) {
+        // 网格视图按自身工作流排序，但仍引用命令控制器持有的公共 QAction。
+        QAction* pZoomOutAction = pCommandController->getAction(
+                    nmVTKViewCommandController::ViewCommand_ZoomOut);
+        QAction* pFitAction = pCommandController->getAction(
+                    nmVTKViewCommandController::ViewCommand_Fit);
+        QAction* pZoomInAction = pCommandController->getAction(
+                    nmVTKViewCommandController::ViewCommand_ZoomIn);
+        QAction* pTopAction = pCommandController->getAction(
+                    nmVTKViewCommandController::ViewCommand_Top);
+        QAction* pCopyAction = pCommandController->getAction(
+                    nmVTKViewCommandController::ViewCommand_CopyImage);
+        if(pZoomOutAction != NULL) {
+            m_pToolBar->addAction(pZoomOutAction);
+        }
+        if(pFitAction != NULL) {
+            m_pToolBar->addAction(pFitAction);
+        }
+        if(pZoomInAction != NULL) {
+            m_pToolBar->addAction(pZoomInAction);
+        }
+        if(pTopAction != NULL) {
+            m_pToolBar->addAction(pTopAction);
+        }
+        m_pToolBar->addSeparator();
+        m_pToolBar->addAction(m_pGridLinesAction);
+        m_pToolBar->addAction(m_pScalarBarAction);
+        m_pToolBar->addAction(m_pBoundsGridAction);
         m_pToolBar->addSeparator();
+        if(pCopyAction != NULL) {
+            m_pToolBar->addAction(pCopyAction);
+        }
+    } else {
+        // 理论上不会进入；仍保留业务动作，避免容器初始化异常时布局跳动。
         m_pToolBar->addAction(m_pGridLinesAction);
         m_pToolBar->addAction(m_pScalarBarAction);
         m_pToolBar->addAction(m_pBoundsGridAction);
     }
-    pMainLayout->addWidget(m_pRenderContainer, 1);
+
+    pRenderLayout->addWidget(m_pRenderContainer, 1);
+    pRenderLayout->addWidget(m_pToolBar);
+    pMainLayout->addWidget(pRenderArea, 1);
 
     m_pStatusLabel = new QLabel(this);
     m_pStatusLabel->setWordWrap(true);