REPORT-1808 字体，背景

1.字体设置之后的控件的宽度，导致设计器端的显示异常。
2.背景设置恢复默认之后，后台的属性设置为空。

designer_form/src/com/fr/design/designer/creator/cardlayout/XCardSwitchButton.java

@@ -376,7 +376,7 @@ public class XCardSwitchButton extends XButton {
             XCardSwitchButton temp = (XCardSwitchButton) this.tagLayout.getComponent(i);
             CardSwitchButton tempCard = (CardSwitchButton) temp.toData();
             String tempText = tempCard.getText();
-            Font f = ((CardSwitchButton)this.toData()).getFont();
+			Font f = tempCard.getFont();
 			FontMetrics fm = GraphHelper.getFontMetrics(f);
             cardWidth.put(i,fm.stringWidth(tempText));
             cardHeight.put(i,fm.getHeight());

designer_form/src/com/fr/design/designer/creator/cardlayout/XWTabFitLayout.java

@@ -237,6 +237,9 @@ public class XWTabFitLayout extends XWFitLayout {
 			this.xCardSwitchButton.setCustomStyle(false);
 			this.xCardSwitchButton.setSelectBackground(bg);
 			this.xCardSwitchButton.getLabel().setFont(DEFAULTFT);
+			cardSwitchButton.setInitialBackground(null);
+			cardSwitchButton.setClickBackground(null);
+			cardSwitchButton.setOverBackground(null);
 			cardSwitchButton.setFont(DEFAULT_FRFT);
 		} else {
 			Background initialBackground = cardSwitchButton.getInitialBackground();