Java MotionEvent.BUTTON_SECONDARY屬性代碼示例

@Override
public boolean onTouchEvent(MotionEvent event) {
	// Give everything to the gesture detector
	boolean retValue = false;
	if (event.getButtonState() == MotionEvent.BUTTON_SECONDARY) return retValue;
	retValue = mGestureDetector.onTouchEvent(event);

	// Check if finger is upped after scrolling
	if (mGestureDetectorScrolling && (event.getAction() == MotionEvent.ACTION_UP)) {
		if(DBG) Log.d(TAG, "ACTION_UP end of scrolling");
		mGestureDetectorScrolling = false;
		// Center to the front cover
		float targetScroll = mLayout.getScrollingPositionToCenterThisCover( mLayout.getFrontCoverIndex());
		mAnimHandler.startScrollingAnimPosition(targetScroll, AnimHandler.SPEED_FAST);
	}

	return retValue;
}
 

/**
 * Takes an android mouse event and produces a Java InputEvent modifiers int which can be
 * passed to vt320.
 * @param mouseEvent The {@link MotionEvent} which should be a mouse click or release.
 * @return A Java InputEvent modifier int. See
 * http://docs.oracle.com/javase/7/docs/api/java/awt/event/InputEvent.html
 */
@TargetApi(14)
private static int mouseEventToJavaModifiers(MotionEvent mouseEvent) {
	if (MotionEventCompat.getSource(mouseEvent) != InputDevice.SOURCE_MOUSE) return 0;

	int mods = 0;

	// See http://docs.oracle.com/javase/7/docs/api/constant-values.html
	int buttonState = mouseEvent.getButtonState();
	if ((buttonState & MotionEvent.BUTTON_PRIMARY) != 0)
		mods |= 16;
	if ((buttonState & MotionEvent.BUTTON_SECONDARY) != 0)
		mods |= 8;
	if ((buttonState & MotionEvent.BUTTON_TERTIARY) != 0)
		mods |= 4;

	// Note: Meta and Ctrl are intentionally swapped here to keep logic in vt320 simple.
	int meta = mouseEvent.getMetaState();
	if ((meta & KeyEvent.META_META_ON) != 0)
		mods |= 2;
	if ((meta & KeyEvent.META_SHIFT_ON) != 0)
		mods |= 1;
	if ((meta & KeyEvent.META_CTRL_ON) != 0)
		mods |= 4;

	return mods;
}
 

/**
 * Performs button-related actions during a touch down event.
 * 
 * @param event
 *            The event.
 * @return True if the down was consumed.
 * 
 */
@TargetApi(14)
protected boolean performButtonActionOnTouchDown(MotionEvent event) {
	if (android.os.Build.VERSION.SDK_INT >= 14) {
		if ((event.getButtonState() & MotionEvent.BUTTON_SECONDARY) != 0) {
			if (showContextMenu(event.getX(), event.getY(),
					event.getMetaState())) {
				return true;
			}
		}
	}
	return false;
}
 

public boolean onRowTouch(View view, MotionEvent event, LayerRowViewModel row) {
    if (row != null) {
        currentTouchLayer = row.getLayer();
    }
    currentTouchView = view;
    detector.onTouchEvent(event);

    if (event.getAction() == MotionEvent.ACTION_DOWN) {
        currentTouchIsSecondaryButton = event.getButtonState() == MotionEvent.BUTTON_SECONDARY;
    }

    return true;
}
 

@Override
public boolean onTouchEvent(MotionEvent event) {
	if(DBG) Log.d(TAG, "onTouchEvent e = "+event);
	// Check if finger is "upped" after scrolling
               if (event.getButtonState() == MotionEvent.BUTTON_SECONDARY) return false;
	if ((mLabelScrolling!=0) && (event.getAction() == MotionEvent.ACTION_UP)) {
		// Check if the scrolling has been far enough or if the label must go back to original position
		if (Math.abs(mLabelScrolling)<getWidth()/6) { //MAGICAL
			// Go back to original position
			Log.d(TAG, "onTouchEvent: reseting the label scrolling");
			mLayout.scrollGlobalLabel(0);
			requestRender();
		} else {
			// Change content
			Log.d(TAG, "onTouchEvent: label has been scrolled far enough, change content!");
			final int direction = (mLabelScrolling<0)?-1:+1;
			// Start the animation removing the current content
			mAnimHandler.stopAllAnimations();
			mAnimHandler.startTranslationOutAnimation( 1.1f, new float[] {direction*TRANSLATION_SPEED_X, TRANSLATION_SPEED_Y, TRANSLATION_SPEED_Z},
					new Runnable() {
						public void run() {
							changeContent(direction);
						};
					});
		}
		// We must make sure that a content change is not triggered by a onFling callback
		// For that purpose we keep a reference to the current event, which is the same than e2 for onFling (same data, not same instance)
		mContentChangeEvent = event;
		// Reset label scrolling
		mLabelScrolling = 0;
		// consume the event so that it is not taken into account by the onFling
		return true;
	}

	// Some stuff may have to be done in the mother class
	return super.onTouchEvent(event);
}
 

/**
 * @param event
 * @param bridge
 * @return True if the event is handled.
 */
@TargetApi(14)
private boolean onMouseEvent(MotionEvent event, TerminalBridge bridge) {
	int row = (int) Math.floor(event.getY() / bridge.charHeight);
	int col = (int) Math.floor(event.getX() / bridge.charWidth);
	int meta = event.getMetaState();
	boolean shiftOn = (meta & KeyEvent.META_SHIFT_ON) != 0;
	vt320 vtBuffer = (vt320) bridge.buffer;
	boolean mouseReport = vtBuffer.isMouseReportEnabled();

	// MouseReport can be "defeated" using the shift key.
	if (!mouseReport || shiftOn) {
		if (event.getAction() == MotionEvent.ACTION_DOWN) {
			if (event.getButtonState() == MotionEvent.BUTTON_TERTIARY) {
				// Middle click pastes.
				pasteClipboard();
				return true;
			}

			// Begin "selection mode"

			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
				closeSelectionActionMode();
			}
		} else if (event.getAction() == MotionEvent.ACTION_MOVE) {
			// In the middle of selection.

			if (selectionActionMode == null) {
				selectionActionMode = startActionMode(new TextSelectionActionModeCallback());
			}

			int selectionStart = getSelectionStart();
			int selectionEnd = getSelectionEnd();

			if (selectionStart > selectionEnd) {
				int tempStart = selectionStart;
				selectionStart = selectionEnd;
				selectionEnd = tempStart;
			}

			currentSelection = getText().toString().substring(selectionStart, selectionEnd);
		}
	} else if (event.getAction() == MotionEvent.ACTION_DOWN) {
		terminalView.viewPager.setPagingEnabled(false);
		vtBuffer.mousePressed(
				col, row, mouseEventToJavaModifiers(event));
		return true;
	} else if (event.getAction() == MotionEvent.ACTION_UP) {
		terminalView.viewPager.setPagingEnabled(true);
		vtBuffer.mouseReleased(col, row);
		return true;
	} else if (event.getAction() == MotionEvent.ACTION_MOVE) {
		int buttonState = event.getButtonState();
		int button = (buttonState & MotionEvent.BUTTON_PRIMARY) != 0 ? 0 :
				(buttonState & MotionEvent.BUTTON_SECONDARY) != 0 ? 1 :
						(buttonState & MotionEvent.BUTTON_TERTIARY) != 0 ? 2 : 3;
		vtBuffer.mouseMoved(
				button,
				col,
				row,
				(meta & KeyEvent.META_CTRL_ON) != 0,
				(meta & KeyEvent.META_SHIFT_ON) != 0,
				(meta & KeyEvent.META_META_ON) != 0);
		return true;
	}

	return false;
}
 

public boolean onTouch(View v, MotionEvent event) {
    if (isTVMenuDisplayed) mLastTouchEventTime = event.getEventTime();
    if(mControllerViewLeft!=null){
        View overlay = mControllerViewLeft.findViewById(R.id.help_overlay);

        if(event.getAction()==KeyEvent.ACTION_DOWN&&overlay!=null&&overlay.getVisibility()==View.VISIBLE){
            sendOverlayFadeOut(0); 
            return true;
        }
    }
    
    if (mControllerView == null)
        return false;
    if(isTVMenuDisplayed){
        showTVMenu(false);
        return false;
    }

    if(mIsLocked){
        showUnlockInstructions(true);
        return true;
    }

    if (mActionBarShowing && event.getY() < mActionBarHeight) {
        mWindow.superDispatchTouchEvent(event);
        return true;
    }

    if ((event.getButtonState() & MotionEvent.BUTTON_SECONDARY)!=0) return false;

    if (event.getAction() != MotionEvent.ACTION_UP) {
        return true;
    }

    int flags = FLAG_SIDE_ALL_EXCEPT_UNLOCK_INSTRUCTIONS;

    if (!mVolumeBarEnabled) {
        flags &= ~FLAG_SIDE_VOLUME_BAR;
    }
    if (mIsStopped || !Player.sPlayer.isInPlaybackState()) {
        flags &= ~(FLAG_SIDE_CONTROL_BAR);
    }

    toggleMediaControlsVisiblity(flags);
    
    switchMode(false);
    return true;
}
 

/**
 * Identifies if the provided {@link MotionEvent} is a stylus with the primary stylus button
 * pressed.
 *
 * @param event The event to check.
 * @return Whether a stylus button press occurred.
 */
private static boolean isStylusButtonPressed(MotionEvent event) {
    return event.getToolType(0) == MotionEvent.TOOL_TYPE_STYLUS
            && ((event.getButtonState() & MotionEvent.BUTTON_SECONDARY)
                    == MotionEvent.BUTTON_SECONDARY);
}