Bug 82743 [Markers] improved problem filter needed (OR clauses)
when working with large workspaces I find the current problems filter not powerful enough. If I were able to AND and OR the conditions available from the UI then I would solve all my use cases. my most needed one is : I would like to see ERRORS anywhere in the workspace OR WARNINGS in the current selected project
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/DialogMarkerFilter.java
* @param text the text for the check box
     * @param grabRow <code>true</code>to grab the remaining horizontal space, <code>false</code> otherwise
     * @return the check box button
     */
    protected Button createCheckbox(Composite parent, String text,
            boolean grabRow) {
        Button button = new Button(parent, SWT.CHECK);
        if (grabRow) {
            GridData gridData = new GridData(GridData.FILL_HORIZONTAL);
            button.setLayoutData(gridData);
        }
        button.setText(text);
        button.addSelectionListener(selectionListener);
        button.setFont(parent.getFont());
        return button;
    }
    /**
     * Creates a combo box with the given parent, items, and selection
     *
     * @param parent the parent composite
     * @param items the items for the combo box
     * @param selectionIndex the index of the item to select
     * @return the combo box
     */
    protected Combo createCombo(Composite parent, String[] items,
            int selectionIndex) {
        Combo combo = new Combo(parent, SWT.DROP_DOWN | SWT.READ_ONLY);
        combo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        combo.setFont(parent.getFont());
        combo.setItems(items);