2016-09-27 46 views
0

我在做一个连接到文档数据存储的JavaFx项目。我需要从数据存储中检索一些数据,然后将其插入到我使用GridPanes的表格形状中。由于每个对象的数据都不相同,所以我不得不使我的代码变得动态并使用编程式GUI设计。那么,在获取数据并将其上传到GridPane中没有问题。但是,我在设计GridPan的界面时遇到了一些问题。我在我的FXML文件中创建了一个名为“aclInfo”的GridPane,我正在尝试在其中创建新的GridPane。以下我写的代码:我不能在JavaFx中实用地定制我的GridPane

public void test (){ 
    aclInfo.getChildren().clear(); 

try{ 


    for (int i = 0 ; i <= listOfAcls.size() - 1 ; i ++){ 

     GridPane mainGridPane = new GridPane(); 

     mainGridPane.setStyle("-fx-grid-lines-visible: true"); 
     //mainGridPane.setStyle("-fx-background-color :red"); 


     RowConstraints row0 = new RowConstraints(); 
     RowConstraints row1 = new RowConstraints(); 
     row0.setMinHeight(20); 
     row1.setMinHeight(32); 

     mainGridPane.getRowConstraints().addAll(row0 , row1); 


     ColumnConstraints mianCol0 = new ColumnConstraints(); 



     mianCol0.setMinWidth(911); 


     mainGridPane.getColumnConstraints().addAll(mianCol0); 


     GridPane title = new GridPane(); 
     ColumnConstraints col0 = new ColumnConstraints(); 
     ColumnConstraints col1 = new ColumnConstraints(); 
     ColumnConstraints col2 = new ColumnConstraints(); 
     col0.setMinWidth(303.66); 
     col1.setMinWidth(303.66); 
     col2.setMinWidth(303.66); 
     title.getColumnConstraints().addAll(col0 , col1 , col2); 


     //title.setStyle("-fx-grid-lines-visible: true"); 

     GridPane desc = new GridPane(); 
     RowConstraints descrow0 = new RowConstraints(); 
     RowConstraints descrow1 = new RowConstraints(); 
     descrow0.setMinHeight(20); 
     descrow0.setMinHeight(22); 

     desc.getRowConstraints().addAll(descrow0 , descrow1); 


     ColumnConstraints desccol0 = new ColumnConstraints(); 
     ColumnConstraints desccol1 = new ColumnConstraints(); 
     ColumnConstraints desccol2 = new ColumnConstraints(); 
     desccol0.setMinWidth(303.66); 
     desccol1.setMinWidth(303.66); 
     desccol2.setMinWidth(303.66); 

     desc.getColumnConstraints().addAll(desccol0, desccol1,desccol2); 
     //desc.setStyle("-fx-background-color :red"); 
     desc.setStyle("-fx-grid-lines-visible: true"); 


     Text aclName = new Text(listOfAcls.get(0)); 
     Text roid = new Text ("r_object_id"); 
     Text rap = new Text ("r_accessor_permit"); 
     Text ran = new Text ("r_accessor_name"); 
     Text roidValue = new Text (holding.get(i).r_object_id); 
     Text rapValue = new Text (holding.get(i).r_accessor_permit); 
     Text ranValue = new Text (holding.get(i).r_accessor_name); 





     title.add(aclName, 1, 0); 
     title.setHalignment(aclName, HPos.CENTER); 
     desc.add(roid , 0 , 0); 
     desc.setHalignment(roid, HPos.CENTER); 
     desc.add(ran , 1 , 0); 
     desc.add(rap , 2 , 0); 
     desc.add(roidValue, 0 , 1); 
     desc.add(rapValue, 1 , 1); 
     desc.add(ranValue, 2 , 1); 

     mainGridPane.add(title, 0, 0); 
     mainGridPane.add(desc, 0, 1); 
     aclInfo.add(mainGridPane, 0 , i); 


    } 




}catch(Exception e){ 
    Alert alert = new Alert (Alert.AlertType.ERROR , e.getLocalizedMessage()); 
    alert.showAndWait(); 
} 

} 
} 

我无法设法将我的文本居中在GridPane中。

任何想法,我会犯错误:)

+1

如果你可以放所有的代码,因为它很难重建所有东西。对于2你得到属性,但你必须设置属性:aclInfo.setGridLinesVisible(true);并为3也使用:aclName.setWrappingWidth(双值)你必须设置包装宽度 – BadVegan

+0

@BadVegan感谢您的评论。这很有帮助。但我还面临另一个问题。当我设置true作为“setGridLinesVisible()”的参数时,我被要求删除该参​​数。但是,当我使用CSS它工作正常。任何想法为什么? ;) –

+0

嗯我不知道它是如何可能的,GridPane gridpane = new GridPane(); gridpane.setGridLinesVisible(真);如果我宣布这样的东西,它的作品,我看到行 – BadVegan

回答

1

你也可以把对齐所有列:

ColumnConstraints desccol0 = new ColumnConstraints(); 
desccol0.setHalignment(HPos.CENTER); 
ColumnConstraints desccol1 = new ColumnConstraints(); 
desccol0.setHalignment(HPos.CENTER); 
ColumnConstraints desccol2 = new ColumnConstraints(); 
desccol0.setHalignment(HPos.CENTER); 

或行

RowConstraints descrow1 = new RowConstraints(); 
descrow1.setValignment(VPos.CENTER); 

并且你有更少的代码

0

那么,这里的id最后怎么工作代码的样子:

public void test (){ 
    aclInfo.getChildren().clear(); 

try{ 


    for (int i = 0 ; i <= listOfAcls.size() - 1 ; i ++){ 

     GridPane mainGridPane = new GridPane(); 

     mainGridPane.setStyle("-fx-grid-lines-visible: true"); 
     //mainGridPane.setStyle("-fx-background-color :red"); 


     RowConstraints row0 = new RowConstraints(); 
     RowConstraints row1 = new RowConstraints(); 
     row0.setMinHeight(20); 
     row1.setMinHeight(32); 

     mainGridPane.getRowConstraints().addAll(row0 , row1); 


     ColumnConstraints mianCol0 = new ColumnConstraints(); 



     mianCol0.setMinWidth(911); 


     mainGridPane.getColumnConstraints().addAll(mianCol0); 


     GridPane title = new GridPane(); 
     ColumnConstraints col0 = new ColumnConstraints(); 
     ColumnConstraints col1 = new ColumnConstraints(); 
     ColumnConstraints col2 = new ColumnConstraints(); 
     col0.setMinWidth(303.66); 
     col1.setMinWidth(303.66); 
     col2.setMinWidth(303.66); 
     title.getColumnConstraints().addAll(col0 , col1 , col2); 



     GridPane desc = new GridPane(); 
     RowConstraints descrow0 = new RowConstraints(); 
     RowConstraints descrow1 = new RowConstraints(); 
     descrow0.setMinHeight(20); 
     descrow0.setMinHeight(22); 

     desc.getRowConstraints().addAll(descrow0 , descrow1); 


     ColumnConstraints desccol0 = new ColumnConstraints(); 
     ColumnConstraints desccol1 = new ColumnConstraints(); 
     ColumnConstraints desccol2 = new ColumnConstraints(); 
     desccol0.setMinWidth(303.66); 
     desccol1.setMinWidth(303.66); 
     desccol2.setMinWidth(303.66); 

     desc.getColumnConstraints().addAll(desccol0, desccol1,desccol2); 

     desc.setStyle("-fx-grid-lines-visible: true"); 


     Text aclName = new Text(listOfAcls.get(0)); 
     Text roid = new Text ("r_object_id"); 
     Text rap = new Text ("r_accessor_permit"); 
     Text ran = new Text ("r_accessor_name"); 
     Text roidValue = new Text (holding.get(i).r_object_id); 
     Text rapValue = new Text (holding.get(i).r_accessor_permit); 
     Text ranValue = new Text (holding.get(i).r_accessor_name); 





     title.add(aclName, 1, 0); 

     desc.add(roid , 0 , 0); 
     title.setHalignment(aclName, HPos.CENTER); 
     desc.setHalignment(roid, HPos.CENTER); 
     desc.setHalignment(ran, HPos.CENTER); 
     desc.setHalignment(rap, HPos.CENTER); 

     desc.setHalignment(roidValue, HPos.CENTER); 
     desc.setHalignment(ranValue, HPos.CENTER); 
     desc.setHalignment(rapValue, HPos.CENTER); 


     desc.add(ran , 1 , 0); 
     desc.add(rap , 2 , 0); 
     desc.add(roidValue, 0 , 1); 
     desc.add(rapValue, 1 , 1); 
     desc.add(ranValue, 2 , 1); 

     mainGridPane.add(title, 0, 0); 
     mainGridPane.add(desc, 0, 1); 
     aclInfo.add(mainGridPane, 0 , i); 


    } 




}catch(Exception e){ 
    Alert alert = new Alert (Alert.AlertType.ERROR , e.getLocalizedMessage()); 
    alert.showAndWait(); 
} 

} 
}