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258 | package lib.fxapp;
import javafx.beans.property.SimpleStringProperty;
import javafx.beans.property.StringProperty;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.collections.ObservableList;
import javafx.event.EventHandler;
import javafx.scene.control.ContextMenu;
import javafx.scene.control.SelectionMode;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TablePosition;
import javafx.scene.control.TableView;
import javafx.scene.input.DragEvent;
import javafx.scene.input.Dragboard;
import javafx.scene.input.TransferMode;
public class FxTable {
public class FxTableRow {
public StringProperty[] values;
public FxTableRow(int columns) {
values = new StringProperty[columns];
}
public void setValue(int index, String value) {
if( index < values.length ) {
values[index].set(value);
}
}
public String getValue(int index) {
if( index < values.length ) {
return values[index].get();
}
return null;
}
}
public TableView<FxTableRow> table = new TableView<>();
public int columnCount;
/*------------------------------------------------------------
* Common Part
*/
public FxTable() {
table = new TableView<>();
table.setColumnResizePolicy(TableView.CONSTRAINED_RESIZE_POLICY);
columnCount = 0;
tableSetItemHandler(null);
tableSetIndexHandler(null);
setDragAndDropHandler(null);
}
public TableView<FxTableRow> getTable() {
return table;
}
public void clear() {
table.getItems().clear();
}
public int size() {
return table.getItems().size();
}
public void refresh() {
table.refresh();
}
public void clearSelection() {
table.getSelectionModel().clearSelection();
}
public void selectFirst() {
table.getSelectionModel().selectFirst();
}
public void selectLast() {
table.getSelectionModel().selectLast();
}
public void enableMultiSelection() {
table.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
}
public int getSelectedIndex() {
return table.getSelectionModel().getSelectedIndex();
}
public ObservableList<TablePosition> getSelectedCells() {
return table.getSelectionModel().getSelectedCells(); //TODO
}
public String[] getSelectedItem() {
FxTableRow item = table.getSelectionModel().getSelectedItem();
String[] row = new String[item.values.length];
for( int i = 0; i < row.length; i++ ) {
row[i] = item.values[i].getValue();
}
return row;
}
public void add(String[] data) {
FxTableRow row = new FxTableRow(columnCount);
for( int i = 0; i < data.length; i++ ) {
row.values[i] = new SimpleStringProperty(data[i]);
}
table.getItems().add(row);
}
public String get( int row, int col ) {
if( row < table.getItems().size() ) {
FxTableRow item = table.getItems().get(row);
if( col < item.values.length ) {
return item.getValue(col);
}
}
return null;
}
public void set(int row, int col, String data) {
if( row >= 0 && row < table.getItems().size() ) {
table.getItems().get(row).values[col] = new SimpleStringProperty(data);
table.refresh();
}
}
public void columnAlign(TableColumn<FxTableRow,?> column, int pos) {
switch(pos) {
case -1: column.setStyle( "-fx-alignment: CENTER-LEFT;"); break;
case 0: column.setStyle( "-fx-alignment: CENTER;"); break;
case 1: column.setStyle( "-fx-alignment: CENTER-RIGHT;"); break;
}
}
public void columnAlign(int col, int pos) {
if( pos < table.getColumns().size() ) {
columnAlign(table.getColumns().get(col), pos);
}
}
/*------------------------------------------------------------
* Custom Part
*/
public void addColumn(String title, int align) {
int columnNumber = columnCount;
TableColumn<FxTableRow,String> column = new TableColumn<>(title);
column.setCellValueFactory(cellData -> cellData.getValue().values[columnNumber] );
column.setSortable(true);
columnAlign(column,align);
table.getColumns().add(column);
columnCount++;
}
public void addColumn(String title) {
addColumn(title, 0);
}
public void addColumns(String[] titles) {
for( int i = 0; i < titles.length; i++ ) {
addColumn( titles[i] );
}
}
public void setColumnAlign(Integer[] align) {
for( int i = 0; i < align.length; i++ ) {
columnAlign( i, align[i] );
}
}
public void setColumnWidthPercent(Integer[] widths) {
table.setColumnResizePolicy( TableView.CONSTRAINED_RESIZE_POLICY );
for( int i = 0; i < widths.length; i++ ) {
TableColumn<FxTableRow,?> column = table.getColumns().get(i);
column.setMaxWidth( 1f * Integer.MAX_VALUE * widths[i] );
}
}
public void setColumnWidthFixed(Integer[] widths) {
table.setColumnResizePolicy( TableView.UNCONSTRAINED_RESIZE_POLICY );
for( int i = 0; i < widths.length; i++ ) {
TableColumn<FxTableRow,?> column = table.getColumns().get(i);
column.setPrefWidth( widths[i] );
}
}
public void addCell(String[] data) {
add(data);
}
public void setCellValue(int row, int col, String data) {
set( row, col, data);
}
public void setSelectedCellValue(int col, String data) {
setCellValue(table.getSelectionModel().getSelectedIndex(), col, data);
}
public void tableSetItemHandler(FxRunnable runnable) {
table.getSelectionModel().selectedItemProperty().addListener(new ChangeListener<FxTableRow>() {
@Override
public void changed(ObservableValue<? extends FxTableRow> observable, FxTableRow oldValue, FxTableRow newValue) {
if( runnable != null ) {
runnable.run( (Object) new FxTableRow[] { oldValue, newValue } );
}
}
});
}
public void tableSetContextMenu(ContextMenu menu) {
table.setContextMenu(menu);
}
public void tableSetIndexHandler(FxRunnable runnable) {
table.getSelectionModel().selectedIndexProperty().addListener(new ChangeListener<Number>() {
@Override
public void changed(ObservableValue<? extends Number> observable, Number oldValue, Number newValue) {
if( runnable != null ) {
runnable.run( (Object) new Number[] { oldValue, newValue } );
}
}
});
}
public void setDragAndDropHandler(FxRunnable runnable) {
table.setOnDragDropped(new EventHandler<DragEvent>() {
@Override
public void handle(DragEvent event) {
Dragboard db = event.getDragboard();
boolean success = false;
if( db.hasFiles() ) {
if( runnable != null ) {
runnable.run(db.getFiles());
success = true;
}
}
event.setDropCompleted(success);
event.consume();
}
});
table.setOnDragOver(new EventHandler<DragEvent>() {
@Override
public void handle(DragEvent event) {
Dragboard db = event.getDragboard();
if( db.hasFiles() ) {
event.acceptTransferModes(TransferMode.COPY_OR_MOVE);
}
event.consume();
}
});
}
void println(String s) {
System.out.println(s);;
}
}
|
