Examples with TreeEvent org.eclipse.swt.events.TreeEvent used on opensource projects

Example 6 with TreeEvent

use of org.eclipse.swt.events.TreeEvent in project tdq-studio-se by Talend.

the class TwoPartCheckSelectionDialog method create.

/*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.window.Window#create()
     */
@Override
public void create() {
    BusyIndicator.showWhile(null, new Runnable() {

        public void run() {
            parentCreate();
            fViewer.setCheckedElements(getInitialElementSelections().toArray());
            fViewer.getTree().addTreeListener(new TreeAdapter() {

                @Override
                public void treeExpanded(TreeEvent e) {
                    TreeItem item = (TreeItem) e.item;
                    handleTreeExpanded(item);
                    super.treeExpanded(e);
                }
            });
            updateOKStatus();
        }
    });
}

Example 7 with TreeEvent

use of org.eclipse.swt.events.TreeEvent in project tdq-studio-se by Talend.

the class TwoPartCheckSelectionDialog method createFirstPart.

/**
 * Creates the tree viewer.
 *
 * @param parent the parent composite
 * @return the tree viewer
 */
protected CheckboxTreeViewer createFirstPart(Composite parent) {
    if (fContainerMode) {
        if (DIALOG_TYPE_TABLE == this.getDialogType()) {
            fViewer = new TableSelectionViewer(parent, SWT.BORDER);
        } else if (!this.addConnFilter) {
            fViewer = new MatchColumnSelectionViewer(parent, SWT.BORDER);
        } else {
            fViewer = new ColumnSelectionViewer(parent, SWT.BORDER);
        }
    // {
    // 
    // protected void handleTreeExpand(TreeEvent event) {
    // super.handleTreeExpand(event);
    // checkElementChecked();
    // }
    // };
    } else {
        fViewer = new CheckboxTreeViewer(parent, SWT.BORDER) {

            @Override
            protected void handleTreeExpand(TreeEvent event) {
                super.handleTreeExpand(event);
            // checkElementChecked();
            }
        };
    }
    fViewer.getTree().setLayoutData(new GridData(GridData.FILL_BOTH));
    applyDialogFont(fViewer.getTree());
    fViewer.setContentProvider(fContentProvider);
    // mod gdbu 2011-7-25 bug 23220
    ((ResourceViewContentProvider) fContentProvider).setTreeViewer(fViewer);
    // ~23220
    fViewer.setLabelProvider(fLabelProvider);
    fViewer.addCheckStateListener(new ICheckStateListener() {

        public void checkStateChanged(CheckStateChangedEvent event) {
            updateOKStatus();
        }
    });
    fViewer.setComparator(fComparator);
    if (fFilters != null) {
        for (int i = 0; i != fFilters.size(); i++) {
            fViewer.addFilter(fFilters.get(i));
        }
    }
    fViewer.setInput(fInput);
    // fViewer.
    fViewer.addSelectionChangedListener(this);
    return fViewer;
}

Example 8 with TreeEvent

use of org.eclipse.swt.events.TreeEvent in project BiglyBT by BiglySoftware.

the class SideBarEntrySWT method setTreeItem.

public void setTreeItem(TreeItem treeItem) {
    if (swtItem != null && treeItem != null) {
        Debug.out("Warning: Sidebar " + id + " already has a treeitem");
        return;
    }
    this.swtItem = treeItem;
    if (treeItem != null) {
        setDisposed(false);
        ImageLoader imageLoader = ImageLoader.getInstance();
        imgClose = imageLoader.getImage("image.sidebar.closeitem");
        imgCloseSelected = imageLoader.getImage("image.sidebar.closeitem-selected");
        treeItem.addDisposeListener(this);
        treeItem.getParent().addTreeListener(new TreeListener() {

            @Override
            public void treeExpanded(TreeEvent e) {
                if (e.item == swtItem) {
                    SideBarEntrySWT.super.setExpanded(true);
                }
            }

            @Override
            public void treeCollapsed(TreeEvent e) {
                if (e.item == swtItem) {
                    SideBarEntrySWT.super.setExpanded(false);
                }
            }
        });
        // Some/All OSes will auto-set treeitem's expanded flag to false if there
        // is no children.  To workaround, we store expanded state internally and
        // set parent to expanded when a child is added
        TreeItem parentItem = treeItem.getParentItem();
        if (parentItem != null) {
            MdiEntry parentEntry = (MdiEntry) parentItem.getData("MdiEntry");
            if (parentEntry.isExpanded()) {
                parentItem.setExpanded(true);
            }
        }
        setExpanded(isExpanded());
    }
    if (buildonSWTItemSet) {
        build();
    }
    if (showonSWTItemSet) {
        show();
    }
}

Example 9 with TreeEvent

use of org.eclipse.swt.events.TreeEvent in project netxms by netxms.

the class ObjectTree method enableStatusIndicator.

/**
 * @param enabled
 */
public void enableStatusIndicator(boolean enabled) {
    if (statusIndicatorEnabled == enabled)
        return;
    statusIndicatorEnabled = enabled;
    if (enabled) {
        statusIndicator = new ObjectStatusIndicator(this, SWT.NONE);
        FormData fd = new FormData();
        fd.left = new FormAttachment(0, 0);
        fd.top = filterEnabled ? new FormAttachment(filterText) : new FormAttachment(0, 0);
        fd.bottom = new FormAttachment(100, 0);
        statusIndicator.setLayoutData(fd);
        fd = (FormData) objectTree.getTree().getLayoutData();
        fd.left = new FormAttachment(statusIndicator);
        statusIndicatorSelectionListener = new SelectionListener() {

            @Override
            public void widgetSelected(SelectionEvent e) {
                updateStatusIndicator();
            }

            @Override
            public void widgetDefaultSelected(SelectionEvent e) {
                updateStatusIndicator();
            }
        };
        objectTree.getTree().getVerticalBar().addSelectionListener(statusIndicatorSelectionListener);
        statusIndicatorTreeListener = new TreeListener() {

            @Override
            public void treeCollapsed(TreeEvent e) {
                updateStatusIndicator();
            }

            @Override
            public void treeExpanded(TreeEvent e) {
                updateStatusIndicator();
            }
        };
        objectTree.getTree().addTreeListener(statusIndicatorTreeListener);
        updateStatusIndicator();
    } else {
        objectTree.getTree().getVerticalBar().removeSelectionListener(statusIndicatorSelectionListener);
        objectTree.getTree().removeTreeListener(statusIndicatorTreeListener);
        statusIndicator.dispose();
        statusIndicator = null;
        statusIndicatorSelectionListener = null;
        statusIndicatorTreeListener = null;
        FormData fd = (FormData) objectTree.getTree().getLayoutData();
        fd.left = new FormAttachment(0, 0);
    }
    layout(true, true);
}

Example 10 with TreeEvent

use of org.eclipse.swt.events.TreeEvent in project pentaho-kettle by pentaho.

the class TreeMemory method addTreeListener.

/**
 * This method creates, adds and returns a tree listener that will keep track of the expanded/collapsed state of the
 * TreeItems. This state will then be stored in the TreeMemory singleton.
 *
 * @param tree
 *          The tree to add the listener to
 * @return The created/added TreeListener
 */
public static final TreeListener addTreeListener(final Tree tree, final String treeName) {
    TreeListener treeListener = new TreeListener() {

        public void treeExpanded(TreeEvent e) {
            TreeItem treeItem = (TreeItem) e.item;
            String[] path = ConstUI.getTreeStrings(treeItem);
            TreeMemory treeMemory = TreeMemory.getInstance();
            treeMemory.storeExpanded(treeName, path, true);
        }

        public void treeCollapsed(TreeEvent e) {
            TreeItem treeItem = (TreeItem) e.item;
            String[] path = ConstUI.getTreeStrings(treeItem);
            TreeMemory treeMemory = TreeMemory.getInstance();
            treeMemory.storeExpanded(treeName, path, false);
        }
    };
    tree.addTreeListener(treeListener);
    return treeListener;
}