Pull request #4653: KERNEL-8038 设计器存在一些静态方法导致最近关闭的模板对象不释放内存

Merge in DESIGN/design from ~HENRY.WANG/design:feature/10.0 to feature/10.0

* commit 'd240aba665366092c3872e986ef409b81c755da0':
  KERNEL-8038 设计器存在一些静态方法导致最近关闭的模板对象不释放内存
  KERNEL-8038 设计器存在一些静态方法导致最近关闭的模板对象不释放内存
  KERNEL-8038 设计器存在一些静态方法导致最近关闭的模板对象不释放内存
  KERNEL-8038 设计器存在一些静态方法导致最近关闭的模板对象不释放内存
  KERNEL-8038 设计器存在一些静态方法导致最近关闭的模板对象不释放内存

designer-base/src/main/java/com/fr/design/file/Releasable.java

@@ -0,0 +1,5 @@
+package com.fr.design.file;
+
+public interface Releasable {
+    void releaseResources();
+}

designer-form/src/main/java/com/fr/design/gui/controlpane/EventPropertyPane.java

@@ -2,6 +2,7 @@ package com.fr.design.gui.controlpane;
 
 import com.fr.design.designer.creator.XCreator;
 import com.fr.design.designer.properties.EventPropertyTable;
+import com.fr.design.file.Releasable;
 import com.fr.design.i18n.Toolkit;
 import com.fr.design.mainframe.FormDesigner;
 import com.fr.design.widget.EventCreator;
@@ -13,7 +14,7 @@ import com.fr.stable.Nameable;
 /**
  * Created by kerry on 5/17/21
  */
-public class EventPropertyPane extends UIListGroupControlPane {
+public class EventPropertyPane extends UIListGroupControlPane implements Releasable {
     private XCreator creator;
 
     private FormDesigner designer;
@@ -24,6 +25,12 @@ public class EventPropertyPane extends UIListGroupControlPane {
         this.designer = designer;
     }
 
+    @Override
+    public void releaseResources() {
+        creator = null;
+        designer = null;
+        this.removeAll();
+    }
 
     /**
      * 刷新
@@ -44,7 +51,6 @@ public class EventPropertyPane extends UIListGroupControlPane {
     }
 
 
-
     public void populateNameObjects() {
         Widget widget = creator.toData();
         populateNameObjects(widget);

designer-form/src/main/java/com/fr/design/mainframe/FormParaWidgetPane.java

@@ -7,6 +7,7 @@ import com.fr.design.constants.UIConstants;
 import com.fr.design.designer.beans.events.DesignerEditListener;
 import com.fr.design.designer.beans.events.DesignerEvent;
 import com.fr.design.designer.creator.XCreatorUtils;
+import com.fr.design.file.Releasable;
 import com.fr.design.fun.FormWidgetOptionProvider;
 import com.fr.design.gui.core.FormWidgetOption;
 import com.fr.design.gui.core.UserDefinedWidgetOption;
@@ -56,7 +57,7 @@ import java.awt.event.MouseEvent;
 /**
  * @author null
  */
-public class FormParaWidgetPane extends JPanel {
+public class FormParaWidgetPane extends JPanel implements Releasable {
     private static FormParaWidgetPane THIS;
     private final static int BORDER = 5;
     private final static int WIDGET_WIDTHGAP = 4;
@@ -119,6 +120,15 @@ public class FormParaWidgetPane extends JPanel {
         return THIS;
     }
 
+    public static FormParaWidgetPane getInstance(){
+        return THIS;
+    }
+
+    @Override
+    public void releaseResources() {
+        designer = null;
+    }
+
     public FormParaWidgetPane() {
         setLayout(new FlowLayout(FlowLayout.LEFT));
         DesignerContext.getDesignerFrame().getCenterTemplateCardPane().addComponentListener(new ComponentAdapter() {

designer-form/src/main/java/com/fr/design/mainframe/FormWidgetDetailPane.java

@@ -2,6 +2,7 @@ package com.fr.design.mainframe;
 
 import com.fr.base.BaseUtils;
 import com.fr.design.dialog.BasicPane;
+import com.fr.design.file.Releasable;
 import com.fr.design.gui.ibutton.UIHeadGroup;
 import com.fr.design.layout.FRGUIPaneFactory;
 import com.fr.design.mainframe.reuse.ComponentReuseNotificationInfo;
@@ -23,7 +24,7 @@ import java.util.List;
  * Date: 14-7-8
  * Time: 下午8:18
  */
-public class FormWidgetDetailPane extends FormDockView{
+public class FormWidgetDetailPane extends FormDockView implements Releasable {
     private static final int ONLINE_TAB = 1;
 
     private JPanel centerPane;
@@ -52,6 +53,11 @@ public class FormWidgetDetailPane extends FormDockView{
         private static FormWidgetDetailPane singleton = new FormWidgetDetailPane();
     }
 
+    @Override
+    public void releaseResources() {
+        setEditingFormDesigner(null);
+    }
+
     public String getViewTitle() {
         return com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_Widget_Tree_And_Table");
     }

designer-form/src/main/java/com/fr/design/mainframe/JForm.java

@@ -116,7 +116,8 @@ public class JForm extends JTemplate<Form, FormUndoState> implements BaseJForm<F
 
     private static final String[] CARDNAME = new String[]{FORM_CARD, ELEMENTCASE_CARD};
     private static final int TOOLBARPANEDIMHEIGHT_FORM = 60;
-
+    //当前使用的表单设计器
+    private static FormDesigner currentFormDesign;
     //表单设计器
     private FormDesigner formDesign;
     //格子设计器
@@ -858,6 +859,7 @@ public class JForm extends JTemplate<Form, FormUndoState> implements BaseJForm<F
         EastRegionContainerPane.getInstance().addParameterPane(parameterPropertyPane);
 
         refreshWidgetLibPane();
+        currentFormDesign = formDesign;
     }
 
     private void refreshWidgetLibPane() {
@@ -1090,4 +1092,19 @@ public class JForm extends JTemplate<Form, FormUndoState> implements BaseJForm<F
             }
         }
     }
+
+    @Override
+    public void whenClose() {
+        super.whenClose();
+        releaseResources();
+    }
+
+    private void releaseResources() {
+        if (ComparatorUtils.equals(currentFormDesign, formDesign)) {
+            FormParaWidgetPane.getInstance().releaseResources();
+            FormWidgetDetailPane.getInstance().releaseResources();
+            WidgetPropertyPane.getInstance().releaseResources();
+            currentFormDesign = null;
+        }
+    }
 }

designer-form/src/main/java/com/fr/design/mainframe/WidgetPropertyPane.java

@@ -9,6 +9,7 @@ import com.fr.design.designer.creator.*;
 import com.fr.design.designer.creator.cardlayout.XWCardTagLayout;
 import com.fr.design.designer.properties.mobile.MobileBookMarkPropertyUI;
 import com.fr.design.designer.properties.mobile.MobileStylePropertyUI;
+import com.fr.design.file.Releasable;
 import com.fr.design.form.util.FormDesignerUtils;
 import com.fr.design.fun.WidgetPropertyUIProvider;
 import com.fr.design.gui.controlpane.EventPropertyPane;
@@ -32,7 +33,7 @@ import java.util.Set;
  * 控件属性表绘制
  * Modified by fanglei
  */
-public class WidgetPropertyPane extends FormDockView implements BaseWidgetPropertyPane {
+public class WidgetPropertyPane extends FormDockView implements BaseWidgetPropertyPane, Releasable {
 
     private static final int PADDING = 10;
     private static final int PADDING_M = 12;
@@ -68,6 +69,31 @@ public class WidgetPropertyPane extends FormDockView implements BaseWidgetProper
         setLayout(FRGUIPaneFactory.createBorderLayout());
     }
 
+    @Override
+    public void releaseResources() {
+        setEditingFormDesigner(null);
+        if (eventTable != null) {
+            eventTable.releaseResources();
+        }
+        if (formWidgetCardPane != null) {
+            formWidgetCardPane.releaseResources();
+        }
+        if (wsp != null) {
+            wsp.removeAll();
+        }
+        designer.getSelectionModel().reset();
+        formWidgetCardPane = null;
+        eventTable = null;
+        widgetPropertyTables = null;
+        mobileExtraPropertyPanes = null;
+        designer = null;
+        psp = null;
+        wsp = null;
+        tabsHeaderIconPane = null;
+        lastAffectedCreator = null;
+        this.removeAll();
+    }
+
     @Override
     protected String title4PopupWindow() {
         return com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_Widget_Control_Setting");

designer-form/src/main/java/com/fr/design/mainframe/widget/ui/FormWidgetCardPane.java

@@ -14,6 +14,7 @@ import com.fr.design.designer.creator.XWTitleLayout;
 import com.fr.design.designer.creator.cardlayout.XWCardTagLayout;
 import com.fr.design.dialog.AttrScrollPane;
 import com.fr.design.dialog.BasicScrollPane;
+import com.fr.design.file.Releasable;
 import com.fr.design.file.HistoryTemplateListCache;
 import com.fr.design.foldablepane.UIExpandablePane;
 import com.fr.design.gui.frpane.AbstractAttrNoScrollPane;
@@ -48,7 +49,7 @@ import java.awt.BorderLayout;
 /**
  * Created by ibm on 2017/7/25.
  */
-public class FormWidgetCardPane extends AbstractAttrNoScrollPane {
+public class FormWidgetCardPane extends AbstractAttrNoScrollPane implements Releasable {
     private AttributeChangeListener listener;
     private FormDesigner designer;
     //当前的编辑器属性定义面板
@@ -281,4 +282,15 @@ public class FormWidgetCardPane extends AbstractAttrNoScrollPane {
         designer.getEditListenerTable().fireCreatorModified(DesignerEvent.CREATOR_EDITED);
     }
 
+    @Override
+    public void releaseResources() {
+        listener = null;
+        designer = null;
+        currentEditorDefinePane = null;
+        widgetPropertyPane = null;
+        attriCardPane = null;
+        xCreator = null;
+        widgetBoundPane = null;
+        this.removeAll();
+    }
 }