REPORT-1808 设计器内tab bug修复

1.嵌套情况下，删除不起效果。
2.删除最后一个没有提示。
3.字体自定义之后再设置默认，字体没有变回来。

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

@@ -251,7 +251,9 @@ public class XCardSwitchButton extends XButton {
 		Point position = button.getLocation();
 		int width = button.getWidth();
 		int height = button.getHeight();
-		
+
+		ey = ey % DEFAULT_BUTTON_HEIGHT;
+
 		// 鼠标进入按钮右侧删除图标区域
 		double recX = position.getX() + (width - RIGHT_OFFSET);
 		double recY = position.getY() + (height - TOP_OFFSET);
@@ -337,6 +339,12 @@ public class XCardSwitchButton extends XButton {
 	
 	//删除tab布局
 	private void deleteTabLayout(SelectionModel selectionModel,FormDesigner designer){
+		String titleName = this.getContentLabel().getText();
+		int value = JOptionPane.showConfirmDialog(null, Inter.getLocText("FR-Designer_ConfirmDialog_Content") + "“" + titleName + "”",
+				Inter.getLocText("FR-Designer_ConfirmDialog_Title"),JOptionPane.YES_NO_OPTION);
+		if (value != JOptionPane.OK_OPTION) {
+			return;
+		}
 		XLayoutContainer mainLayout = this.cardLayout.getBackupParent();
 		if(mainLayout != null){
 			selectionModel.setSelectedCreator(mainLayout);

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

@@ -45,6 +45,9 @@ public class XWTabFitLayout extends XWFitLayout {
 	// tab布局在拖拽导致的缩放里（含间隔时），如果拖拽宽高大于组件宽高，会导致调整的时候找不到原来的组件
 	// 这里先将拖拽之前的宽高先做备份
 	private static final Color NORMAL_GRAL = new Color(236,236,236);
+	private static final String DEFAULT_FONT_NAME = "SimSun";
+	public final static Font DEFAULTFT = new Font("Song_TypeFace",0,12);
+	public final static FRFont DEFAULT_FRFT = FRFont.getInstance(DEFAULT_FONT_NAME, 0, 9);
 	private Dimension referDim;
 	private Background initialBackground;
 	private Background overBackground;
@@ -229,16 +232,21 @@ public class XWTabFitLayout extends XWFitLayout {
 		boolean isStyle = ((WTabFitLayout) data).isCustomStyle();
 		Background bg;
 		bg = ColorBackground.getInstance(NORMAL_GRAL);
+		CardSwitchButton cardSwitchButton = (CardSwitchButton) this.xCardSwitchButton.toData();
 		if (!isStyle) {
 			this.xCardSwitchButton.setCustomStyle(false);
 			this.xCardSwitchButton.setSelectBackground(bg);
+			this.xCardSwitchButton.getLabel().setFont(DEFAULTFT);
+			cardSwitchButton.setFont(DEFAULT_FRFT);
 		} else {
-			CardSwitchButton cardSwitchButton = (CardSwitchButton) this.xCardSwitchButton.toData();
 			Background initialBackground = cardSwitchButton.getInitialBackground();
 			bg = initialBackground == null ? bg : initialBackground;
 			this.xCardSwitchButton.setSelectBackground(bg);
 			this.xCardSwitchButton.setCustomStyle(true);
 			cardSwitchButton.setCustomStyle(true);
+			if (font != null) {
+				cardSwitchButton.setFont(font);
+			}
 		}
 	}