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java.lang.Objectjava.awt.Component
java.awt.Canvas
uk.co.caprica.vlcj.runtime.windows.WindowsCanvas
public class WindowsCanvas
Implementation of a Canvas that uses a native windows message hook to make sure events are received while the video is playing.
When VLC plays a movie file, it does not send keyboard or mouse events to the Canvas component used as the video surface.
To work around this requires two strategies.
For keyboard events add a global AWTEventListener.
For mouse events a register a global Windows message hook.
This component implements both of those strategies behind the scenes - as far as client code is concerned key and mouse listeners are added in the usual way.
This class is experimental, unsupported and unstable in operation.
Nested Class Summary |
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Nested classes/interfaces inherited from class java.awt.Canvas |
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java.awt.Canvas.AccessibleAWTCanvas |
Nested classes/interfaces inherited from class java.awt.Component |
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java.awt.Component.AccessibleAWTComponent, java.awt.Component.BaselineResizeBehavior, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy |
Field Summary |
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Fields inherited from class java.awt.Component |
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BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT |
Fields inherited from interface java.awt.image.ImageObserver |
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ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH |
Constructor Summary | |
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WindowsCanvas()
Create a new canvas. |
Method Summary | |
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void |
addKeyListener(java.awt.event.KeyListener l)
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void |
addMouseListener(java.awt.event.MouseListener l)
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void |
addMouseMotionListener(java.awt.event.MouseMotionListener l)
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void |
addMouseWheelListener(java.awt.event.MouseWheelListener l)
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void |
release()
Release the canvas resources. |
void |
removeKeyListener(java.awt.event.KeyListener l)
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void |
removeMouseListener(java.awt.event.MouseListener l)
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void |
removeMouseMotionListener(java.awt.event.MouseMotionListener l)
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void |
removeMouseWheelListener(java.awt.event.MouseWheelListener l)
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Methods inherited from class java.awt.Canvas |
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addNotify, createBufferStrategy, createBufferStrategy, getAccessibleContext, getBufferStrategy, paint, update |
Methods inherited from class java.awt.Component |
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action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, deliverEvent, disable, disableEvents, dispatchEvent, doLayout, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getAlignmentX, getAlignmentY, getBackground, getBaseline, getBaselineResizeBehavior, getBounds, getBounds, getColorModel, getComponentAt, getComponentAt, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeys, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getListeners, getLocale, getLocation, getLocation, getLocationOnScreen, getMaximumSize, getMinimumSize, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPreferredSize, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, invalidate, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusCycleRoot, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, layout, list, list, list, list, list, locate, location, lostFocus, minimumSize, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, paramString, postEvent, preferredSize, prepareImage, prepareImage, print, printAll, processComponentEvent, processEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, reshape, resize, resize, setBackground, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeys, setFocusTraversalKeysEnabled, setFont, setForeground, setIgnoreRepaint, setLocale, setLocation, setLocation, setMaximumSize, setMinimumSize, setName, setPreferredSize, setSize, setSize, setVisible, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle, validate |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public WindowsCanvas()
Method Detail |
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public void release()
public void addMouseListener(java.awt.event.MouseListener l)
addMouseListener
in class java.awt.Component
public void removeMouseListener(java.awt.event.MouseListener l)
removeMouseListener
in class java.awt.Component
public void addMouseMotionListener(java.awt.event.MouseMotionListener l)
addMouseMotionListener
in class java.awt.Component
public void removeMouseMotionListener(java.awt.event.MouseMotionListener l)
removeMouseMotionListener
in class java.awt.Component
public void addMouseWheelListener(java.awt.event.MouseWheelListener l)
addMouseWheelListener
in class java.awt.Component
public void removeMouseWheelListener(java.awt.event.MouseWheelListener l)
removeMouseWheelListener
in class java.awt.Component
public void addKeyListener(java.awt.event.KeyListener l)
addKeyListener
in class java.awt.Component
public void removeKeyListener(java.awt.event.KeyListener l)
removeKeyListener
in class java.awt.Component
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(C)2010 Caprica Software Limited | ||||||||
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