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‎.gitignore

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*.class
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*.jar
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.settings
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.classpath
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.gradle
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build/
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bin/

‎Settings.gradle

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rootProject.name = 'GenericTable'

‎build.gradle

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// Common Build file for Generic Table
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// The below lines are passed from the common builds
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//plugins {
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// id 'org.openjfx.javafxplugin'
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//}
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// ext.jdkver = 11
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project.version = '1.0.4.0'
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if (jdkver == 11) {
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javafx {
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modules = [ 'javafx.controls','javafx.fxml' ]
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version = "11.0.2"
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}
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}
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dependencies {
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// controlsfx & jfoenix
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if (jdkver == 1.8) {
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compile group: 'org.controlsfx', name: 'controlsfx', version: '8.40.15'
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} else if (jdkver >= 11) {
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compile group: 'org.controlsfx', name: 'controlsfx', version: '11.0.0'
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}
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compile 'commons-lang:commons-lang:2.6'
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}
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tasks.withType(JavaCompile) {
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options.warnings = false
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}
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build.dependsOn

‎src/main/java/com/gems/table/CustomTableColumn.java

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/*
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CustomTableColumn.java
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Copyright (C) 2019 Sriram C.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package com.gems.table;
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import javafx.geometry.Pos;
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import javafx.scene.Node;
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import javafx.scene.control.ContentDisplay;
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import javafx.scene.control.Label;
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import javafx.scene.control.TableColumn;
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import javafx.scene.layout.StackPane;
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import javafx.scene.text.TextAlignment;
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public class CustomTableColumn<S,T> extends TableColumn<S,T> {
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String headerString;
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Label label;
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StackPane stack;
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public CustomTableColumn() {
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super();
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label = new Label();
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stack = new StackPane();
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headerString = new String(getText());
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customHeader();
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}
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public CustomTableColumn(String s) {
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super(s);
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headerString = new String(s);
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label = new Label();
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stack = new StackPane();
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customHeader();
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}
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public void customHeader() {
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//label.setStyle("-fx-padding: 8px;");
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label.setText(headerString);
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label.setWrapText(true);
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label.setAlignment(Pos.CENTER);
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label.setTextAlignment(TextAlignment.CENTER);
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label.setContentDisplay(ContentDisplay.RIGHT);
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label.setGraphicTextGap(4);
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if (stack.getChildren() !=null) {
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stack.getChildren().remove(label);
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}
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stack.getChildren().add(label);
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stack.prefWidthProperty().bind(this.widthProperty());
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label.prefWidthProperty().bind(stack.prefWidthProperty());
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this.setText(null);
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this.setGraphic(stack);
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}
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public void setHeaderText(String s) {
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headerString = s;
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customHeader();
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}
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public String getHeaderString() {
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return headerString;
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}
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public void setHeaderGraphic(Node n) {
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label.setGraphic(n);
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}
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public Node getHeaderGraphic() {
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return(label.getGraphic());
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}
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}

‎src/main/java/com/gems/table/DragSelectionCell.java

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/*
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DragSelectionCell.java
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Copyright (C) 2019 Sriram C.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package com.gems.table;
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import javafx.collections.ObservableList;
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import javafx.event.EventHandler;
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import javafx.scene.control.SelectionMode;
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import javafx.scene.control.TableCell;
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import javafx.scene.control.TableColumn;
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import javafx.scene.control.cell.TextFieldTableCell;
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import javafx.scene.input.MouseDragEvent;
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import javafx.scene.input.MouseEvent;
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import javafx.util.Callback;
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import javafx.util.StringConverter;
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import javafx.util.converter.DefaultStringConverter;
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public class DragSelectionCell<S,T> extends TextFieldTableCell<S, T> {
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static int startRow;
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static int startCol;
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static int lastIndex;
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public DragSelectionCell(final StringConverter<T> converter) {
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super(converter);
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dragEvent();
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}
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public DragSelectionCell() {
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dragEvent();
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}
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public static <S> Callback<TableColumn<S, String>, TableCell<S, String>> forTableColumn() {
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return forTableColumn(new DefaultStringConverter());
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}
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public static <S, T> Callback<TableColumn<S, T>, TableCell<S, T>> forTableColumn(
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final StringConverter<T> converter) {
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return list -> new DragSelectionCell<S, T>(converter);
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}
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// FIXME select rectangle doesnt extend above on scrollviews
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public void selectRectangle() {
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ObservableList<TableColumn <S,?>> list = getTableColumn().getTableView().getColumns();
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int endCol = list.indexOf(getTableColumn());
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int endRow = getIndex();
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System.out.println("On Drag Detected " +endRow + " " + endCol);
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// Clear old rectangle
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// FIXME - only the rectangle selection should be cleared and not the previous selection
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getTableColumn().getTableView().getSelectionModel().clearSelection();
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// is the below two lines needed
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getTableColumn().getTableView().getSelectionModel().setCellSelectionEnabled(true);//
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getTableColumn().getTableView().getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
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// Select Rectangle
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for (int i = (startRow <= endRow) ? startRow:endRow; i <= ((startRow < endRow)?endRow:startRow);i++) {
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for (int j = (startCol <= endCol) ? startCol:endCol; j <= ((startCol < endCol) ? endCol : startCol);j++) {
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getTableColumn().getTableView().getSelectionModel().select(i, list.get(j));
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}
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}
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}
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public void dragEvent() {
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setOnDragDetected(new EventHandler<MouseEvent>() {
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@Override
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public void handle(MouseEvent event) {
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startFullDrag();
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getTableColumn().getTableView().getSelectionModel().select(getIndex(), getTableColumn());
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ObservableList<TableColumn <S,?>> columnList = getTableColumn().getTableView().getColumns();
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startCol = columnList.indexOf(getTableColumn());
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startRow = getIndex();
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System.out.println("On Drag Entered " +startRow + " " + startCol);
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}
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});
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setOnMouseDragEntered(new EventHandler<MouseDragEvent>() {
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@Override
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public void handle(MouseDragEvent event) {
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System.out.println("On Drag Entered " +getIndex() + " " + getTableColumn());
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selectRectangle();
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}
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});
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setOnMouseDragExited(new EventHandler<MouseDragEvent>() {
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@Override
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public void handle(MouseDragEvent event) {
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//getTableColumn().getTableView().getSelectionModel().select(getIndex(), getTableColumn());
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System.out.println("On Drag exited " +getIndex() + " " + getTableColumn());
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}
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});
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}
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}

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