diff options
Diffstat (limited to 'awt/java/awt/MouseDispatcher.java')
| -rw-r--r-- | awt/java/awt/MouseDispatcher.java | 418 |
1 files changed, 0 insertions, 418 deletions
diff --git a/awt/java/awt/MouseDispatcher.java b/awt/java/awt/MouseDispatcher.java deleted file mode 100644 index df48f9d..0000000 --- a/awt/java/awt/MouseDispatcher.java +++ /dev/null @@ -1,418 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You 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. - */ -/** - * @author Dmitry A. Durnev, Michael Danilov, Pavel Dolgov - * @version $Revision$ - */ -package java.awt; - -import java.awt.event.MouseEvent; -import java.awt.event.MouseListener; -import java.awt.event.MouseMotionListener; -import java.awt.event.MouseWheelEvent; -import java.awt.event.MouseWheelListener; -import java.awt.Dispatcher.MouseGrabManager; -import java.util.EventListener; - -import org.apache.harmony.awt.wtk.NativeEvent; -import org.apache.harmony.awt.wtk.NativeWindow; - - -class MouseDispatcher { - - // Fields for synthetic mouse click events generation - private static final int clickDelta = 5; - private final long[] lastPressTime = new long[] {0l, 0l, 0l}; - private final Point[] lastPressPos = new Point[] {null, null, null}; - private final boolean[] buttonPressed = new boolean[] {false, false, false}; - private final int[] clickCount = new int[] {0, 0, 0}; - - // Fields for mouse entered/exited support - private Component lastUnderPointer = null; - private final Point lastScreenPos = new Point(-1, -1); - - // Fields for redundant mouse moved/dragged filtering - private Component lastUnderMotion = null; - private Point lastLocalPos = new Point(-1, -1); - - private final MouseGrabManager mouseGrabManager; - private final Toolkit toolkit; - - static Point convertPoint(Component src, int x, int y, Component dest) { - Point srcPoint = getAbsLocation(src); - Point destPoint = getAbsLocation(dest); - - return new Point(x + (srcPoint.x - destPoint.x), - y + (srcPoint.y - destPoint.y)); - } - - static Point convertPoint(Component src, Point p, Component dst) { - return convertPoint(src, p.x, p.y, dst); - } - - private static Point getAbsLocation(Component comp) { - Point location = new Point(0, 0); -// BEGIN android-changed: AWT components not supported -// for (Component parent = comp; parent != null; parent = parent.parent) { -// Point parentPos = (parent instanceof EmbeddedWindow ? -// parent.getNativeWindow().getScreenPos() : -// parent.getLocation()); -// -// location.translate(parentPos.x, parentPos.y); -// -// if (parent instanceof Window) { -// break; -// } -// } -// END android-changed - - return location; - } - - MouseDispatcher(MouseGrabManager mouseGrabManager, - Toolkit toolkit) { - this.mouseGrabManager = mouseGrabManager; - this.toolkit = toolkit; - } - - Point getPointerPos() { - return lastScreenPos; - } - - boolean dispatch(Component src, NativeEvent event) { - int id = event.getEventId(); - - lastScreenPos.setLocation(event.getScreenPos()); - checkMouseEnterExit(event.getInputModifiers(), event.getTime()); - - if (id == MouseEvent.MOUSE_WHEEL) { -// BEGIN android-changed: AWT components not supported -// dispatchWheelEvent(src, event); -// END android-changed - } else if ((id != MouseEvent.MOUSE_ENTERED) && - (id != MouseEvent.MOUSE_EXITED)) { - PointerInfo info = new PointerInfo(src, event.getLocalPos()); - - mouseGrabManager.preprocessEvent(event); - findEventSource(info); - if ((id == MouseEvent.MOUSE_PRESSED) || - (id == MouseEvent.MOUSE_RELEASED)) { - - dispatchButtonEvent(info, event); - } else if ((id == MouseEvent.MOUSE_MOVED) || - (id == MouseEvent.MOUSE_DRAGGED)) { - - dispatchMotionEvent(info, event); - } - } - - return false; - } - - private void checkMouseEnterExit(int modifiers, long when) { -// BEGIN android-changed: AWT components not supported -// PointerInfo info = findComponentUnderPointer(); -// Component curUnderPointer = -// propagateEvent(info, AWTEvent.MOUSE_EVENT_MASK, -// MouseListener.class, false).src; -// -// if (curUnderPointer != lastUnderPointer) { -// Point pos = info.position; -// if ((lastUnderPointer != null) && -// lastUnderPointer.isMouseExitedExpected()) { -// -// Point exitPos = convertPoint(null, lastScreenPos.x, -// lastScreenPos.y, lastUnderPointer); -// -// postMouseEnterExit(MouseEvent.MOUSE_EXITED, modifiers, when, -// exitPos.x, exitPos.y, lastUnderPointer); -// } -// setCursor(curUnderPointer); -// if (curUnderPointer != null) { -// postMouseEnterExit(MouseEvent.MOUSE_ENTERED, modifiers, when, -// pos.x, pos.y, curUnderPointer); -// } -// lastUnderPointer = curUnderPointer; -// } -// END android-changed - } - - private void setCursor(Component comp) { - if (comp == null) { - return; - } - Component grabOwner = mouseGrabManager.getSyntheticGrabOwner(); - Component cursorComp = ((grabOwner != null) && - grabOwner.isShowing() ? grabOwner : comp); - cursorComp.setCursor(); - } - - private void postMouseEnterExit(int id, int mod, long when, - int x, int y, Component comp) { - if (comp.isIndirectlyEnabled()) { - toolkit.getSystemEventQueueImpl().postEvent( - new MouseEvent(comp, id, when, mod, x, y, 0, false)); - comp.setMouseExitedExpected(id == MouseEvent.MOUSE_ENTERED); - } else { - comp.setMouseExitedExpected(false); - } - } - - // BEGIN android-changed: AWT components not supported -// private PointerInfo findComponentUnderPointer() { -// NativeWindow nativeWindow = toolkit.getWindowFactory(). -// getWindowFromPoint(lastScreenPos); -// -// if (nativeWindow != null) { -// Component comp = toolkit.getComponentById(nativeWindow.getId()); -// -// if (comp != null) { -// Window window = comp.getWindowAncestor(); -// Point pointerPos = convertPoint(null, lastScreenPos.x, -// lastScreenPos.y, window); -// -// if (window.getClient().contains(pointerPos)) { -// PointerInfo info = new PointerInfo(window, pointerPos); -// -// fall2Child(info); -// -// return info; -// } -// } -// } -// -// return new PointerInfo(null, null); -// } -// END android-changed - - private void findEventSource(PointerInfo info) { - Component grabOwner = mouseGrabManager.getSyntheticGrabOwner(); - - if (grabOwner != null && grabOwner.isShowing()) { - info.position = convertPoint(info.src, info.position, grabOwner); - info.src = grabOwner; - } else { - //???AWT: rise2TopLevel(info); - //???AWT: fall2Child(info); - } - } - - // BEGIN android-changed: AWT components not supported -// private void rise2TopLevel(PointerInfo info) { -// while (!(info.src instanceof Window)) { -// info.position.translate(info.src.x, info.src.y); -// info.src = info.src.parent; -// } -// } -// -// private void fall2Child(PointerInfo info) { -// Insets insets = info.src.getInsets(); -// -// final Point pos = info.position; -// final int x = pos.x; -// final int y = pos.y; -// if ((x >= insets.left) && (y >= insets.top) && -// (x < (info.src.w - insets.right)) && -// (y < (info.src.h - insets.bottom))) -// { -// Component[] children = ((Container) info.src).getComponents(); -// -// for (Component child : children) { -// if (child.isShowing()) { -// if (child.contains(x - child.getX(), -// y - child.getY())) -// { -// info.src = child; -// pos.translate(-child.x, -child.y); -// -// if (child instanceof Container) { -// fall2Child(info); -// } -// -// return; -// } -// } -// } -// } -// } -// END android-changed - - private void dispatchButtonEvent(PointerInfo info, NativeEvent event) { - int button = event.getMouseButton(); - long time = event.getTime(); - int id = event.getEventId(); - int index = button - 1; - boolean clickRequired = false; - - propagateEvent(info, AWTEvent.MOUSE_EVENT_MASK, - MouseListener.class, false); - if (id == MouseEvent.MOUSE_PRESSED) { - int clickInterval = toolkit.dispatcher.clickInterval; - mouseGrabManager.onMousePressed(info.src); - buttonPressed[index] = true; - clickCount[index] = (!deltaExceeded(index, info) && - ((time - lastPressTime[index]) <= clickInterval)) ? - clickCount[index] + 1 : 1; - lastPressTime[index] = time; - lastPressPos[index] = info.position; - } else { - mouseGrabManager.onMouseReleased(info.src); - // set cursor back on synthetic mouse grab end: -// BEGIN android-changed: AWT components not supported -// setCursor(findComponentUnderPointer().src); -// END android-changed - if (buttonPressed[index]) { - buttonPressed[index] = false; - clickRequired = !deltaExceeded(index, info); - } else { - clickCount[index] = 0; - } - } - if (info.src.isIndirectlyEnabled()) { - final Point pos = info.position; - final int mod = event.getInputModifiers(); - toolkit.getSystemEventQueueImpl().postEvent( - new MouseEvent(info.src, id, time, mod, pos.x, - pos.y, clickCount[index], - event.getTrigger(), button)); - if (clickRequired) { - toolkit.getSystemEventQueueImpl().postEvent( - new MouseEvent(info.src, - MouseEvent.MOUSE_CLICKED, - time, mod, pos.x, pos.y, - clickCount[index], false, - button)); - } - } - } - - private boolean deltaExceeded(int index, PointerInfo info) { - final Point lastPos = lastPressPos[index]; - if (lastPos == null) { - return true; - } - return ((Math.abs(lastPos.x - info.position.x) > clickDelta) || - (Math.abs(lastPos.y - info.position.y) > clickDelta)); - } - - private void dispatchMotionEvent(PointerInfo info, NativeEvent event) { - propagateEvent(info, AWTEvent.MOUSE_MOTION_EVENT_MASK, - MouseMotionListener.class, false); - final Point pos = info.position; - if ((lastUnderMotion != info.src) || - !lastLocalPos.equals(pos)) { - - lastUnderMotion = info.src; - lastLocalPos = pos; - - if (info.src.isIndirectlyEnabled()) { - toolkit.getSystemEventQueueImpl().postEvent( - new MouseEvent(info.src, event.getEventId(), - event.getTime(), - event.getInputModifiers(), - pos.x, pos.y, 0, false)); - } - } - } - - MouseWheelEvent createWheelEvent(Component src, NativeEvent event, - Point where) { - - Integer scrollAmountProperty = - (Integer)toolkit.getDesktopProperty("awt.wheelScrollingSize"); //$NON-NLS-1$ - int amount = 1; - int type = MouseWheelEvent.WHEEL_UNIT_SCROLL; - - if (scrollAmountProperty != null) { - amount = scrollAmountProperty.intValue(); - if (amount == -1) { - type = MouseWheelEvent.WHEEL_BLOCK_SCROLL; - amount = 1; - } - } - return new MouseWheelEvent(src, event.getEventId(), - event.getTime(), event.getInputModifiers(), - where.x, where.y, 0, false, type, amount, - event.getWheelRotation()); - } - -// BEGIN android-changed: AWT components not supported -// private void dispatchWheelEvent(Component src, NativeEvent event) { -// PointerInfo info = findComponentUnderPointer(); -// -// if (info.src == null) { -// info.src = src; -// info.position = event.getLocalPos(); -// } -// -// propagateEvent(info, AWTEvent.MOUSE_WHEEL_EVENT_MASK, -// MouseWheelListener.class, true); -// if ((info.src != null) && info.src.isIndirectlyEnabled()) { -// toolkit.getSystemEventQueueImpl().postEvent( -// createWheelEvent(info.src, event, info.position)); -// } -// } -// END android-changed - - private PointerInfo propagateEvent(PointerInfo info, long mask, - Class<? extends EventListener> type, boolean pierceHW) { - Component src = info.src; - while ((src != null) && - (src.isLightweight() || pierceHW) && - !(src.isMouseEventEnabled(mask) || - (src.getListeners(type).length > 0))) { - - info.position.translate(src.x, src.y); -// BEGIN android-changed: AWT components not supported -// src = src.parent; -// END android-changed - info.src = src; - } - - return info; - } - -// BEGIN android-changed: AWT components not supported -// Window findWindowAt(Point p) { -// NativeWindow nativeWindow = -// toolkit.getWindowFactory().getWindowFromPoint(p); -// -// Window window = null; -// if (nativeWindow != null) { -// Component comp = toolkit.getComponentById(nativeWindow.getId()); -// -// if (comp != null) { -// window = comp.getWindowAncestor(); -// } -// } -// return window; -// } -// END android-changed - - private class PointerInfo { - - Component src; - Point position; - - PointerInfo(Component src, Point position) { - this.src = src; - this.position = position; - } - - } - -} |