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CefWindowHandler.java
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42 lines (37 loc) · 1.55 KB
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// Copyright (c) 2015 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
package org.cef.handler;
import org.cef.browser.CefBrowser;
import java.awt.Rectangle;
/**
* Implement this interface to handle events if window rendering is enabled.
*
*/
public interface CefWindowHandler {
/**
* Retrieve the view rectangle.
* @param browser The browser generating the event.
* @return The view rectangle.
*/
public Rectangle getRect(CefBrowser browser);
/**
* Implement this method to handle mouse events on Windows.
*
* The method is called in case of the following events:
* MOUSE_MOVED, MOUSE_PRESSED, MOUSE_RELEASED and MOUSE_WHEEL for a
* horizontal wheel movement.
*
* @param browser The browser generating the event.
* @param event A mouse event like MouseEvent.MOUSE_MOVED.
* @param screenX The absolute X position on the screen.
* @param screenY The absolute Y position on the screen.
* @param modifier The modifier keys down during event (e.g. Shift, Ctrl).
* @param button An integer indicating which mouse button state changed.
* If parameter event is set to MouseEvent.MOUSE_WHEEL, the value of this
* parameter specifies the rotation indicator (negative value for left scroll
* and positive value for right scroll).
*/
public void onMouseEvent(
CefBrowser browser, int event, int screenX, int screenY, int modifier, int button);
}