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src/java.desktop/share/classes/sun/awt/AWTAccessor.java

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  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.awt;
  27 
  28 import jdk.internal.misc.Unsafe;
  29 
  30 import javax.accessibility.AccessibleContext;
  31 import java.awt.*;
  32 import java.awt.event.FocusEvent.Cause;
  33 import java.awt.dnd.DragSourceContext;
  34 import java.awt.dnd.DropTargetContext;
  35 import java.awt.dnd.peer.DragSourceContextPeer;
  36 import java.awt.dnd.peer.DropTargetContextPeer;
  37 import java.awt.event.AWTEventListener;
  38 import java.awt.event.InputEvent;
  39 import java.awt.event.InvocationEvent;
  40 import java.awt.event.KeyEvent;

  41 import java.awt.geom.Point2D;
  42 import java.awt.image.BufferStrategy;
  43 import java.awt.peer.ComponentPeer;
  44 
  45 import java.awt.peer.MenuComponentPeer;
  46 import java.lang.reflect.InvocationTargetException;
  47 import java.security.AccessControlContext;
  48 
  49 import java.io.File;
  50 import java.util.ResourceBundle;
  51 import java.util.Vector;
  52 import javax.accessibility.AccessibleBundle;
  53 
  54 /**
  55  * The AWTAccessor utility class.
  56  * The main purpose of this class is to enable accessing
  57  * private and package-private fields of classes from
  58  * different classes/packages. See sun.misc.SharedSecretes
  59  * for another example.
  60  */


 395         /**
 396          * Associates binary data with this event;
 397          */
 398         void setBData(AWTEvent ev, byte[] bdata);
 399     }
 400 
 401     public interface InputEventAccessor {
 402         /*
 403          * Accessor for InputEvent.getButtonDownMasks()
 404          */
 405         int[] getButtonDownMasks();
 406 
 407         /*
 408          * Accessor for InputEvent.canAccessSystemClipboard field
 409          */
 410         boolean canAccessSystemClipboard(InputEvent event);
 411         void setCanAccessSystemClipboard(InputEvent event,
 412                 boolean canAccessSystemClipboard);
 413     }
 414 















 415     /*
 416      * An accessor for the java.awt.Frame class.
 417      */
 418     public interface FrameAccessor {
 419         /*
 420          * Sets the state of this frame.
 421          */
 422         void setExtendedState(Frame frame, int state);
 423         /*
 424          * Gets the state of this frame.
 425          */
 426        int getExtendedState(Frame frame);
 427         /*
 428          * Gets the maximized bounds of this frame.
 429          */
 430        Rectangle getMaximizedBounds(Frame frame);
 431     }
 432 
 433     /**
 434      * An interface of accessor for the java.awt.KeyboardFocusManager class.


 834         /**
 835          * Resets the DropTargetContext.
 836          */
 837         void reset(DropTargetContext dtc);
 838         /**
 839          * Sets the {@code DropTargetContextPeer}
 840          */
 841         void setDropTargetContextPeer(DropTargetContext dtc,
 842                                       DropTargetContextPeer dtcp);
 843     }
 844 
 845     /*
 846      * Accessor instances are initialized in the static initializers of
 847      * corresponding AWT classes by using setters defined below.
 848      */
 849     private static ComponentAccessor componentAccessor;
 850     private static ContainerAccessor containerAccessor;
 851     private static WindowAccessor windowAccessor;
 852     private static AWTEventAccessor awtEventAccessor;
 853     private static InputEventAccessor inputEventAccessor;

 854     private static FrameAccessor frameAccessor;
 855     private static KeyboardFocusManagerAccessor kfmAccessor;
 856     private static MenuComponentAccessor menuComponentAccessor;
 857     private static EventQueueAccessor eventQueueAccessor;
 858     private static PopupMenuAccessor popupMenuAccessor;
 859     private static FileDialogAccessor fileDialogAccessor;
 860     private static ScrollPaneAdjustableAccessor scrollPaneAdjustableAccessor;
 861     private static CheckboxMenuItemAccessor checkboxMenuItemAccessor;
 862     private static CursorAccessor cursorAccessor;
 863     private static MenuBarAccessor menuBarAccessor;
 864     private static MenuItemAccessor menuItemAccessor;
 865     private static MenuAccessor menuAccessor;
 866     private static KeyEventAccessor keyEventAccessor;
 867     private static ClientPropertyKeyAccessor clientPropertyKeyAccessor;
 868     private static SystemTrayAccessor systemTrayAccessor;
 869     private static TrayIconAccessor trayIconAccessor;
 870     private static DefaultKeyboardFocusManagerAccessor defaultKeyboardFocusManagerAccessor;
 871     private static SequencedEventAccessor sequencedEventAccessor;
 872     private static ToolkitAccessor toolkitAccessor;
 873     private static InvocationEventAccessor invocationEventAccessor;


 948     }
 949 
 950     /*
 951      * Set an accessor object for the java.awt.event.InputEvent class.
 952      */
 953     public static void setInputEventAccessor(InputEventAccessor iea) {
 954         inputEventAccessor = iea;
 955     }
 956 
 957     /*
 958      * Retrieve the accessor object for the java.awt.event.InputEvent class.
 959      */
 960     public static InputEventAccessor getInputEventAccessor() {
 961         if (inputEventAccessor == null) {
 962             unsafe.ensureClassInitialized(InputEvent.class);
 963         }
 964         return inputEventAccessor;
 965     }
 966 
 967     /*

















 968      * Set an accessor object for the java.awt.Frame class.
 969      */
 970     public static void setFrameAccessor(FrameAccessor fa) {
 971         frameAccessor = fa;
 972     }
 973 
 974     /*
 975      * Retrieve the accessor object for the java.awt.Frame class.
 976      */
 977     public static FrameAccessor getFrameAccessor() {
 978         if (frameAccessor == null) {
 979             unsafe.ensureClassInitialized(Frame.class);
 980         }
 981         return frameAccessor;
 982     }
 983 
 984     /*
 985      * Set an accessor object for the java.awt.KeyboardFocusManager class.
 986      */
 987     public static void setKeyboardFocusManagerAccessor(KeyboardFocusManagerAccessor kfma) {




  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.awt;
  27 
  28 import jdk.internal.misc.Unsafe;
  29 
  30 import javax.accessibility.AccessibleContext;
  31 import java.awt.*;
  32 import java.awt.event.FocusEvent.Cause;
  33 import java.awt.dnd.DragSourceContext;
  34 import java.awt.dnd.DropTargetContext;
  35 import java.awt.dnd.peer.DragSourceContextPeer;
  36 import java.awt.dnd.peer.DropTargetContextPeer;
  37 import java.awt.event.AWTEventListener;
  38 import java.awt.event.InputEvent;
  39 import java.awt.event.InvocationEvent;
  40 import java.awt.event.KeyEvent;
  41 import java.awt.event.MouseEvent;
  42 import java.awt.geom.Point2D;
  43 import java.awt.image.BufferStrategy;
  44 import java.awt.peer.ComponentPeer;
  45 
  46 import java.awt.peer.MenuComponentPeer;
  47 import java.lang.reflect.InvocationTargetException;
  48 import java.security.AccessControlContext;
  49 
  50 import java.io.File;
  51 import java.util.ResourceBundle;
  52 import java.util.Vector;
  53 import javax.accessibility.AccessibleBundle;
  54 
  55 /**
  56  * The AWTAccessor utility class.
  57  * The main purpose of this class is to enable accessing
  58  * private and package-private fields of classes from
  59  * different classes/packages. See sun.misc.SharedSecretes
  60  * for another example.
  61  */


 396         /**
 397          * Associates binary data with this event;
 398          */
 399         void setBData(AWTEvent ev, byte[] bdata);
 400     }
 401 
 402     public interface InputEventAccessor {
 403         /*
 404          * Accessor for InputEvent.getButtonDownMasks()
 405          */
 406         int[] getButtonDownMasks();
 407 
 408         /*
 409          * Accessor for InputEvent.canAccessSystemClipboard field
 410          */
 411         boolean canAccessSystemClipboard(InputEvent event);
 412         void setCanAccessSystemClipboard(InputEvent event,
 413                 boolean canAccessSystemClipboard);
 414     }
 415 
 416     /**
 417      * An accessor for the MouseEvent class.
 418      */
 419     public interface MouseEventAccessor {
 420         /**
 421          * Indicates whether the event is a result of a touch event.
 422          */
 423         boolean isCausedByTouchEvent(MouseEvent ev);
 424 
 425         /**
 426          * Sets whether the event is a result of a touch event.
 427          */
 428         void setCausedByTouchEvent(MouseEvent ev, boolean causedByTouchEvent);
 429     }
 430 
 431     /*
 432      * An accessor for the java.awt.Frame class.
 433      */
 434     public interface FrameAccessor {
 435         /*
 436          * Sets the state of this frame.
 437          */
 438         void setExtendedState(Frame frame, int state);
 439         /*
 440          * Gets the state of this frame.
 441          */
 442        int getExtendedState(Frame frame);
 443         /*
 444          * Gets the maximized bounds of this frame.
 445          */
 446        Rectangle getMaximizedBounds(Frame frame);
 447     }
 448 
 449     /**
 450      * An interface of accessor for the java.awt.KeyboardFocusManager class.


 850         /**
 851          * Resets the DropTargetContext.
 852          */
 853         void reset(DropTargetContext dtc);
 854         /**
 855          * Sets the {@code DropTargetContextPeer}
 856          */
 857         void setDropTargetContextPeer(DropTargetContext dtc,
 858                                       DropTargetContextPeer dtcp);
 859     }
 860 
 861     /*
 862      * Accessor instances are initialized in the static initializers of
 863      * corresponding AWT classes by using setters defined below.
 864      */
 865     private static ComponentAccessor componentAccessor;
 866     private static ContainerAccessor containerAccessor;
 867     private static WindowAccessor windowAccessor;
 868     private static AWTEventAccessor awtEventAccessor;
 869     private static InputEventAccessor inputEventAccessor;
 870     private static MouseEventAccessor mouseEventAccessor;
 871     private static FrameAccessor frameAccessor;
 872     private static KeyboardFocusManagerAccessor kfmAccessor;
 873     private static MenuComponentAccessor menuComponentAccessor;
 874     private static EventQueueAccessor eventQueueAccessor;
 875     private static PopupMenuAccessor popupMenuAccessor;
 876     private static FileDialogAccessor fileDialogAccessor;
 877     private static ScrollPaneAdjustableAccessor scrollPaneAdjustableAccessor;
 878     private static CheckboxMenuItemAccessor checkboxMenuItemAccessor;
 879     private static CursorAccessor cursorAccessor;
 880     private static MenuBarAccessor menuBarAccessor;
 881     private static MenuItemAccessor menuItemAccessor;
 882     private static MenuAccessor menuAccessor;
 883     private static KeyEventAccessor keyEventAccessor;
 884     private static ClientPropertyKeyAccessor clientPropertyKeyAccessor;
 885     private static SystemTrayAccessor systemTrayAccessor;
 886     private static TrayIconAccessor trayIconAccessor;
 887     private static DefaultKeyboardFocusManagerAccessor defaultKeyboardFocusManagerAccessor;
 888     private static SequencedEventAccessor sequencedEventAccessor;
 889     private static ToolkitAccessor toolkitAccessor;
 890     private static InvocationEventAccessor invocationEventAccessor;


 965     }
 966 
 967     /*
 968      * Set an accessor object for the java.awt.event.InputEvent class.
 969      */
 970     public static void setInputEventAccessor(InputEventAccessor iea) {
 971         inputEventAccessor = iea;
 972     }
 973 
 974     /*
 975      * Retrieve the accessor object for the java.awt.event.InputEvent class.
 976      */
 977     public static InputEventAccessor getInputEventAccessor() {
 978         if (inputEventAccessor == null) {
 979             unsafe.ensureClassInitialized(InputEvent.class);
 980         }
 981         return inputEventAccessor;
 982     }
 983 
 984     /*
 985      * Set an accessor object for the java.awt.event.MouseEvent class.
 986      */
 987     public static void setMouseEventAccessor(MouseEventAccessor mea) {
 988         mouseEventAccessor = mea;
 989     }
 990 
 991     /*
 992      * Retrieve the accessor object for the java.awt.event.MouseEvent class.
 993      */
 994     public static MouseEventAccessor getMouseEventAccessor() {
 995         if (mouseEventAccessor == null) {
 996             unsafe.ensureClassInitialized(MouseEvent.class);
 997         }
 998         return mouseEventAccessor;
 999     }
1000 
1001     /*
1002      * Set an accessor object for the java.awt.Frame class.
1003      */
1004     public static void setFrameAccessor(FrameAccessor fa) {
1005         frameAccessor = fa;
1006     }
1007 
1008     /*
1009      * Retrieve the accessor object for the java.awt.Frame class.
1010      */
1011     public static FrameAccessor getFrameAccessor() {
1012         if (frameAccessor == null) {
1013             unsafe.ensureClassInitialized(Frame.class);
1014         }
1015         return frameAccessor;
1016     }
1017 
1018     /*
1019      * Set an accessor object for the java.awt.KeyboardFocusManager class.
1020      */
1021     public static void setKeyboardFocusManagerAccessor(KeyboardFocusManagerAccessor kfma) {


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