Example usage for org.eclipse.swt.widgets Tree Tree

Introduction

In this page you can find the example usage for org.eclipse.swt.widgets Tree Tree.

Prototype

public Tree(Composite parent, int style) 

Source Link

Document

Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.

Usage

From source file:TreeItemInsert.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Tree tree = new Tree(shell, SWT.BORDER | SWT.MULTI);
    tree.setSize(200, 200);/*from ww w. ja  v  a  2s  .c  o m*/
    for (int i = 0; i < 5; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("Item " + i);
    }

    TreeItem item = new TreeItem(tree, SWT.NONE, 1);
    item.setText("*** New Item ***");

    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:TreeNodeCheckBoxAdd.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Tree tree = new Tree(shell, SWT.CHECK | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    for (int i = 0; i < 12; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("Item " + i);
        for (int l = 0; l < 12; l++) {
            TreeItem litem = new TreeItem(item, SWT.NONE);
            litem.setText("Item " + i);
        }// ww w.j  av  a 2  s. c  o  m

    }
    tree.setSize(100, 100);

    shell.setSize(200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:TreeNodeSelection.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Tree tree = new Tree(shell, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    for (int i = 0; i < 12; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("Item " + i);
        for (int l = 0; l < 12; l++) {
            TreeItem litem = new TreeItem(item, SWT.NONE);
            litem.setText("Item " + i);
        }/*  w ww. ja  va2  s  . c o m*/

    }
    tree.setSize(100, 100);
    tree.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event event) {
            String string = event.detail == SWT.CHECK ? "Checked" : "Selected";
            System.out.println(event.item + " " + string);
        }
    });
    shell.setSize(200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:TreeSingleSelection.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("TreeExample");

    Tree tree = new Tree(shell, SWT.SINGLE | SWT.BORDER);

    // Turn off drawing to avoid flicker
    tree.setRedraw(false);//  w  w  w  .j av  a  2  s . c  o m

    for (int i = 0; i < 5; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("Root Item " + i);

        for (int j = 0; j < 3; j++) {
            TreeItem child = new TreeItem(item, SWT.NONE);
            child.setText("Child Item " + i + " - " + j);

            for (int k = 0; k < 3; k++) {
                TreeItem grandChild = new TreeItem(child, SWT.NONE);
                grandChild.setText("Grandchild Item " + i + " - " + j + " - " + k);
            }
        }
    }
    tree.setRedraw(true);

    tree.setBounds(10, 10, 400, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

---

From source file:TreeCreate.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    final Tree tree = new Tree(shell, SWT.BORDER);
    for (int i = 0; i < 4; i++) {
        TreeItem iItem = new TreeItem(tree, 0);
        iItem.setText("TreeItem (0) -" + i);
        for (int j = 0; j < 4; j++) {
            TreeItem jItem = new TreeItem(iItem, 0);
            jItem.setText("TreeItem (1) -" + j);
            for (int k = 0; k < 4; k++) {
                TreeItem kItem = new TreeItem(jItem, 0);
                kItem.setText("TreeItem (2) -" + k);
                for (int l = 0; l < 4; l++) {
                    TreeItem lItem = new TreeItem(kItem, 0);
                    lItem.setText("TreeItem (3) -" + l);
                    for (int m = 0; m < 4; m++) {
                        TreeItem mItem = new TreeItem(lItem, 0);
                        mItem.setText("TreeItem (3) -" + l);
                    }//from  w  ww .  j av a  2  s.c o  m

                }
            }
        }
    }
    shell.setSize(200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:TreeThreeLevel.java

public static void main(String[] args) {

    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());

    final Tree tree = new Tree(shell, SWT.BORDER);
    for (int i = 0; i < 3; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("item " + i);
        for (int j = 0; j < 3; j++) {
            TreeItem subItem = new TreeItem(item, SWT.NONE);
            subItem.setText("item " + i + " " + j);
            for (int k = 0; k < 3; k++) {
                TreeItem subsubItem = new TreeItem(subItem, SWT.NONE);
                subsubItem.setText("item " + i + " " + j + " " + k);
            }/* w  w w. jav a2  s  .co  m*/
        }
    }

    shell.setSize(400, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:TreeItemMousePostion.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    final Tree tree = new Tree(shell, SWT.BORDER | SWT.MULTI);
    for (int i = 0; i < 12; i++) {
        TreeItem treeItem = new TreeItem(tree, SWT.NONE);
        treeItem.setText("Item " + i);
    }/*w ww. j a v a  2  s  .c  o  m*/
    tree.addListener(SWT.MouseDown, new Listener() {
        public void handleEvent(Event event) {
            Point point = new Point(event.x, event.y);
            TreeItem item = tree.getItem(point);
            if (item != null) {
                System.out.println("Mouse down: " + item);
            }
        }
    });
    tree.setSize(200, 200);
    shell.setSize(300, 300);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:MainClass.java

public static void main(String[] a) {
    final Display d = new Display();
    final Shell s = new Shell(d);

    s.setSize(250, 200);/*from  w  ww  .  j  a  va 2s.  co m*/
    s.setText("A Table Shell Example");
    s.setLayout(new FillLayout());
    Tree t = new Tree(s, SWT.SINGLE | SWT.BORDER);
    TreeItem child1 = new TreeItem(t, SWT.NONE, 0);
    child1.setText("1");
    TreeItem child2 = new TreeItem(t, SWT.NONE, 1);
    child2.setText("2");
    TreeItem child2a = new TreeItem(child2, SWT.NONE, 0);
    child2a.setText("2A");
    TreeItem child2b = new TreeItem(child2, SWT.NONE, 1);
    child2b.setText("2B");
    TreeItem child3 = new TreeItem(t, SWT.NONE, 2);
    child3.setText("3");
    s.open();
    while (!s.isDisposed()) {
        if (!d.readAndDispatch())
            d.sleep();
    }
    d.dispose();

}

---

From source file:TreeNodeCollapseListener.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    final Tree tree = new Tree(shell, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);
    for (int i = 0; i < 4; i++) {
        TreeItem item0 = new TreeItem(tree, 0);
        item0.setText("Item " + i);
        for (int j = 0; j < 4; j++) {
            TreeItem item1 = new TreeItem(item0, 0);
            item1.setText("SubItem " + i + " " + j);
            for (int k = 0; k < 4; k++) {
                TreeItem item2 = new TreeItem(item1, 0);
                item2.setText("SubItem " + i + " " + j + " " + k);
            }//from   w  ww .j a  v a2s.c  o m
        }
    }
    tree.addListener(SWT.Collapse, new Listener() {
        public void handleEvent(Event e) {
            System.out.println("Collapse={" + e.item + "}");
        }
    });

    tree.getItems()[0].setExpanded(true);
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:TreeMultiSelection.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);

    shell.setText("TreeExample");

    Tree tree = new Tree(shell, SWT.MULTI | SWT.BORDER);

    // Turn off drawing to avoid flicker
    tree.setRedraw(false);//from  w w  w  .  j  a va  2 s.  com

    for (int i = 0; i < 5; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("Root Item " + i);

        for (int j = 0; j < 3; j++) {
            TreeItem child = new TreeItem(item, SWT.NONE);
            child.setText("Child Item " + i + " - " + j);

            for (int k = 0; k < 3; k++) {
                TreeItem grandChild = new TreeItem(child, SWT.NONE);
                grandChild.setText("Grandchild Item " + i + " - " + j + " - " + k);
            }
        }
    }
    tree.setRedraw(true);

    tree.setBounds(10, 10, 400, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

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