com.intellij.openapi.ui.InputValidator.java Source code

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Here is the source code for com.intellij.openapi.ui.InputValidator.java

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/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.openapi.ui;

/**
 * The validator for input dialogs.
 *
 * @see Messages#showInputDialog(String, String, javax.swing.Icon, String, InputValidator)
 * @see Messages#showInputDialog(java.awt.Component, String, String, javax.swing.Icon, String, InputValidator)
 * @see Messages#showInputDialog(com.intellij.openapi.project.Project, String, String, javax.swing.Icon, String, InputValidator)
 * @see Messages#showEditableChooseDialog(String, String, javax.swing.Icon, String[], String, InputValidator)
 */
public interface InputValidator {
    /**
     * Checks whether the {@code inputString} is valid. It is invoked each time
     * input changes.
     *
     * @param inputString the input to check
     * @return true if input string is valid
     */
    boolean checkInput(String inputString);

    /**
     * This method is invoked just before message dialog is closed with OK code.
     * If {@code false} is returned then then the message dialog will not be closed.
     *
     * @param inputString the input to check
     * @return true if the dialog could be closed, false otherwise.
     */
    boolean canClose(String inputString);
}