REPORT-73996-新建frm预览空白

【问题原因】
1. 重复创建新Form、WorkBook对象，导致显示和保存用的对象是不同的
2. 代码合并问题导致JTemplate中checkAndResetTheme未能删除
3. 修复undo没有同步主题色的问题

【改动思路】
同上

designer-base/src/main/java/com/fr/design/mainframe/JTemplate.java

@@ -201,7 +201,7 @@ public abstract class JTemplate<T extends BaseBook, U extends BaseUndoState<?>>
         } else if (!DesignModeContext.isVcsMode() && !DesignModeContext.isAuthorityEditing() && !DesignModeContext.isDuchampMode()) {
             DesignModeContext.switchTo(com.fr.design.base.mode.DesignerMode.NORMAL);
         }
-        this.template = t;
+        this.template = getTarget();
         this.previewType = parserPreviewProvider(t.getPreviewType());
         this.editingFILE = file;
         this.setLayout(FRGUIPaneFactory.createBorderLayout());
@@ -213,10 +213,6 @@ public abstract class JTemplate<T extends BaseBook, U extends BaseUndoState<?>>
         }
         addCenterPane();
         isNewCreateTpl = isNewFile;
-        if (isNewCreateTpl) {
-            // REPORT-58486: 必须在初始的UndoState创建前设置主题，使得初始的UndoState就包含了主题效果
-            setUpTheme4NewTemplate();
-        }
         this.undoState = createUndoState();
 
         initAndStartPlugin();

designer-base/src/main/java/com/fr/design/mainframe/JTemplateFactory.java

@@ -39,11 +39,7 @@ public final class JTemplateFactory {
             String[] defaultAppExtensions = app.defaultExtensions();
             for (String defaultAppExtension : defaultAppExtensions) {
                 if (defaultAppExtension.equalsIgnoreCase(fileExtension)) {
-                    JTemplate<?, ?> jt = app.openTemplate(file);
-                    if (jt != null) {
-                        jt.checkAndResetTheme();
-                        return jt;
-                    }
+                    return app.openTemplate(file);
                 }
             }
         }

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

@@ -664,6 +664,7 @@ public class JForm extends JTemplate<Form, FormUndoState> implements BaseJForm<F
         try {
             Form undoForm = (Form) u.getForm().clone();
             undoForm.checkAndResetTheme();
+            undoForm = (Form) FineColorSynchronizer.flush(undoForm, undoForm.getTemplateTheme());
             if (this.index == FORM_TAB) {
                 //JForm的target重置
                 this.setTarget(undoForm);

designer-realize/src/main/java/com/fr/design/mainframe/JWorkBook.java

@@ -794,6 +794,7 @@ public class JWorkBook extends JTemplate<WorkBook, WorkBookUndoState> {
         try {
             WorkBook undoWorkBook = (WorkBook) u.getWorkBook().clone();
             undoWorkBook.checkAndResetTheme();
+            undoWorkBook = (WorkBook) FineColorSynchronizer.flush(undoWorkBook, undoWorkBook.getTemplateTheme());
             this.setTarget(undoWorkBook);
             if (!DesignerMode.isAuthorityEditing()) {
                 if (u.getAuthorityType() != BaseUndoState.NORMAL_STATE) {