REPORT-58717【主题切换】frm主题左侧预览效果调整

designer-base/src/main/java/com/fr/design/mainframe/theme/preview/ComponentPreviewPane.java

@@ -31,6 +31,7 @@ import java.awt.Dimension;
 import java.awt.Graphics;
 import java.awt.Graphics2D;
 import java.awt.Image;
+import java.awt.Insets;
 import java.awt.RenderingHints;
 import java.awt.Shape;
 import java.awt.Stroke;
@@ -99,7 +100,20 @@ public abstract class ComponentPreviewPane extends UINoOpaquePanel implements Th
             Utils.clipByRoundBorder(g2d, getWidth(), getHeight(), roundedBorder.getRoundedCorner(), roundedBorder.getThickness());
         }
 
-        int titleHeight = titlePane == null ? 0 : titlePane.getHeight();
+        Border containerBorder = container.getBorder();
+        Insets insets = containerBorder.getBorderInsets(container);
+        int titleHeight = titlePane == null ? 0 : titlePane.getHeight() + insets.top;
+        //绘制标题背景
+        if (titlePane != null) {    
+            Label data = titlePane.getData();
+            float opacity = data.getBackgroundOpacity();
+            Background background = data.getBackground();
+            if (background != null) {
+                Utils.paintBackground((Graphics2D) g, background, new Rectangle2D.Double(0, 0, getWidth(), titleHeight), opacity);
+            }
+        }
+
+        //绘制主体背景
         Utils.paintBackground(g2d, style.getBackground(), new Rectangle2D.Double(0, titleHeight, getWidth(), getHeight() - titleHeight), style.getAlpha());
 
         Utils.paintBackground(g2d, style.getBorderImage(), new Rectangle2D.Double(0, 0, getWidth(), getHeight()), style.getBorderImageOpacity());
@@ -133,17 +147,14 @@ public abstract class ComponentPreviewPane extends UINoOpaquePanel implements Th
             this.setBorder(new BottomLineBorder(componentStyle.getStyle().getColor(), componentStyle.getStyle().getBorder()));
         }
 
+        public Label getData(){
+            return data;
+        }
+
 
         @Override
         public void paintComponent(Graphics g) {
             super.paintComponent(g);
-            Dimension size = getSize();
-            Background background = data.getBackground();
-            float opacity = data.getBackgroundOpacity();
-            if (background != null) {
-                Utils.paintBackground((Graphics2D) g, background, new Rectangle2D.Double(0, 0, size.getWidth(), size.getHeight()), opacity);
-            }
-
             Graphics2D g2d = (Graphics2D) g.create();
             Background inset = data.getInsetImage();
             Image insetImage = inset instanceof ImageBackground ? ((ImageBackground) inset).getImage() : null;