Java MotionEvent.BUTTON_TERTIARY屬性代碼示例

/**
 * 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;
}
 

/**
 * Called on onDown event.
 * @param time      The time stamp in millisecond of the event.
 * @param x         The x position of the event.
 * @param y         The y position of the event.
 * @param fromMouse Whether the event originates from a mouse.
 * @param buttons   State of all buttons that are pressed.
 */
public void onDown(long time, float x, float y, boolean fromMouse, int buttons) {
    resetResizeTimeout(false);

    if (mNewTabButton.onDown(x, y)) {
        mRenderHost.requestRender();
        return;
    }

    final StripLayoutTab clickedTab = getTabAtPosition(x);
    final int index = clickedTab != null
            ? TabModelUtils.getTabIndexById(mModel, clickedTab.getId())
            : TabModel.INVALID_TAB_INDEX;
    // http://crbug.com/472186 : Needs to handle a case that index is invalid.
    // The case could happen when the current tab is touched while we're inflating the rest of
    // the tabs from disk.
    mInteractingTab = index != TabModel.INVALID_TAB_INDEX && index < mStripTabs.length
            ? mStripTabs[index]
            : null;
    boolean clickedClose = clickedTab != null
                           && clickedTab.checkCloseHitTest(x, y);
    if (clickedClose) {
        clickedTab.setClosePressed(true);
        mLastPressedCloseButton = clickedTab.getCloseButton();
        mRenderHost.requestRender();
    }

    if (!mScroller.isFinished()) {
        mScroller.forceFinished(true);
        mInteractingTab = null;
    }

    if (fromMouse && !clickedClose && clickedTab != null
            && clickedTab.getVisiblePercentage() >= 1.f
            && (buttons & MotionEvent.BUTTON_TERTIARY) == 0) {
        startReorderMode(time, x, x);
    }
}
 

/**
 * Called on click. This is called before the onUpOrCancel event.
 * @param time      The current time of the app in ms.
 * @param x         The x coordinate of the position of the click.
 * @param y         The y coordinate of the position of the click.
 * @param fromMouse Whether the event originates from a mouse.
 * @param buttons   State of all buttons that were pressed when onDown was invoked.
 */
public void click(long time, float x, float y, boolean fromMouse, int buttons) {
    resetResizeTimeout(false);

    if (mNewTabButton.click(x, y) && mModel != null) {
        if (!mModel.isIncognito()) mModel.commitAllTabClosures();
        mTabCreator.launchNTP();
        return;
    }

    final StripLayoutTab clickedTab = getTabAtPosition(x);
    if (clickedTab == null || clickedTab.isDying()) return;
    if (clickedTab.checkCloseHitTest(x, y)
            || (fromMouse && (buttons & MotionEvent.BUTTON_TERTIARY) != 0)) {
        // 1. Start the close animation.
        startAnimation(buildTabClosedAnimation(clickedTab), true);

        // 2. Set the dying state of the tab.
        clickedTab.setIsDying(true);

        // 3. Fake a selection on the next tab now.
        Tab nextTab = mModel.getNextTabIfClosed(clickedTab.getId());
        if (nextTab != null) tabSelected(time, nextTab.getId(), clickedTab.getId());

        // 4. Find out if we're closing the last tab.  This determines if we resize immediately.
        boolean lastTab = mStripTabs.length == 0
                || mStripTabs[mStripTabs.length - 1].getId() == clickedTab.getId();

        // 5. Resize the tabs appropriately.
        resizeTabStrip(!lastTab);
    } else {
        int newIndex = TabModelUtils.getTabIndexById(mModel, clickedTab.getId());
        TabModelUtils.setIndex(mModel, newIndex);
    }
}
 

/**
 * @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;
}