Example usage for android.view KeyEvent ACTION_DOWN

Introduction

In this page you can find the example usage for android.view KeyEvent ACTION_DOWN.

Prototype

int ACTION_DOWN

To view the source code for android.view KeyEvent ACTION_DOWN.

Click Source Link

Document

#getAction value: the key has been pressed down.

Usage

From source file:com.aujur.ebookreader.activity.ReadingFragment.java

public boolean dispatchKeyEvent(KeyEvent event) {

    int action = event.getAction();
    int keyCode = event.getKeyCode();

    LOG.debug("Got key event: " + keyCode + " with action " + action);

    if (searchMenuItem != null && searchMenuItem.isActionViewExpanded()) {
        boolean result = searchMenuItem.getActionView().dispatchKeyEvent(event);

        if (result) {
            return true;
        }/*  w w  w.  j a va  2 s .  c  o m*/
    }

    final int KEYCODE_NOOK_TOUCH_BUTTON_LEFT_TOP = 92;
    final int KEYCODE_NOOK_TOUCH_BUTTON_LEFT_BOTTOM = 93;
    final int KEYCODE_NOOK_TOUCH_BUTTON_RIGHT_TOP = 94;
    final int KEYCODE_NOOK_TOUCH_BUTTON_RIGHT_BOTTOM = 95;

    boolean nook_touch_up_press = false;

    if (isAnimating() && action == KeyEvent.ACTION_DOWN) {
        stopAnimating();
        return true;
    }

    /*
     * Tricky bit of code here: if we are NOT running TTS, we want to be
     * able to start it using the play/pause button.
     * 
     * When we ARE running TTS, we'll get every media event twice: once
     * through the receiver and once here if focused.
     * 
     * So, we only try to read media events here if tts is running.
     */
    if (!ttsIsRunning() && dispatchMediaKeyEvent(event)) {
        return true;
    }

    LOG.debug("Key event is NOT a media key event.");

    switch (keyCode) {

    case KeyEvent.KEYCODE_VOLUME_DOWN:
    case KeyEvent.KEYCODE_VOLUME_UP:
        return handleVolumeButtonEvent(event);

    case KeyEvent.KEYCODE_DPAD_RIGHT:
        if (action == KeyEvent.ACTION_DOWN) {
            pageDown(Orientation.HORIZONTAL);
        }

        return true;

    case KeyEvent.KEYCODE_DPAD_LEFT:
        if (action == KeyEvent.ACTION_DOWN) {
            pageUp(Orientation.HORIZONTAL);
        }

        return true;

    case KeyEvent.KEYCODE_BACK:
        if (action == KeyEvent.ACTION_DOWN) {

            if (titleBarLayout.getVisibility() == View.VISIBLE) {
                hideTitleBar();
                updateFromPrefs();
                return true;
            } else if (bookView.hasPrevPosition()) {
                bookView.goBackInHistory();
                return true;
            }
        }

        return false;

    case KEYCODE_NOOK_TOUCH_BUTTON_LEFT_TOP:
    case KEYCODE_NOOK_TOUCH_BUTTON_RIGHT_TOP:
        nook_touch_up_press = true;
    case KEYCODE_NOOK_TOUCH_BUTTON_LEFT_BOTTOM:
    case KEYCODE_NOOK_TOUCH_BUTTON_RIGHT_BOTTOM:
        if (!Configuration.IS_NOOK_TOUCH || action == KeyEvent.ACTION_UP)
            return false;
        if (nook_touch_up_press == config.isNookUpButtonForward())
            pageDown(Orientation.HORIZONTAL);
        else
            pageUp(Orientation.HORIZONTAL);
        return true;
    }

    LOG.debug("Not handling key event: returning false.");
    return false;
}

---

From source file:com.appunite.list.GridView.java

private boolean commonKey(int keyCode, int count, KeyEvent event) {
    if (mAdapter == null) {
        return false;
    }/*from w  ww  .j av a 2 s.c  o m*/

    if (mDataChanged) {
        layoutChildren();
    }

    boolean handled = false;
    int action = event.getAction();

    if (action != KeyEvent.ACTION_UP) {
        switch (keyCode) {
        case KeyEvent.KEYCODE_DPAD_LEFT:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded() || arrowScroll(FOCUS_LEFT);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_RIGHT:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded() || arrowScroll(FOCUS_RIGHT);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_UP:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded() || arrowScroll(FOCUS_UP);
            } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_ALT_ON)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_UP);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_DOWN:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded() || arrowScroll(FOCUS_DOWN);
            } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_ALT_ON)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_DOWN);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_CENTER:
        case KeyEvent.KEYCODE_ENTER:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded();
                if (!handled && event.getRepeatCount() == 0 && getChildCount() > 0) {
                    keyPressed();
                    handled = true;
                }
            }
            break;

        case KeyEvent.KEYCODE_SPACE:
            if (mPopup == null || !mPopup.isShowing()) {
                if (KeyEventCompat.hasNoModifiers(event)) {
                    handled = resurrectSelectionIfNeeded() || pageScroll(FOCUS_DOWN);
                } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_SHIFT_ON)) {
                    handled = resurrectSelectionIfNeeded() || pageScroll(FOCUS_UP);
                }
            }
            break;

        case KeyEvent.KEYCODE_PAGE_UP:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded() || pageScroll(FOCUS_UP);
            } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_ALT_ON)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_UP);
            }
            break;

        case KeyEvent.KEYCODE_PAGE_DOWN:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded() || pageScroll(FOCUS_DOWN);
            } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_ALT_ON)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_DOWN);
            }
            break;

        case KeyEvent.KEYCODE_MOVE_HOME:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_UP);
            }
            break;

        case KeyEvent.KEYCODE_MOVE_END:
            if (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_DOWN);
            }
            break;

        case KeyEvent.KEYCODE_TAB:
            // XXX Sometimes it is useful to be able to TAB through the items in
            //     a GridView sequentially.  Unfortunately this can create an
            //     asymmetry in TAB navigation order unless the list selection
            //     always reverts to the top or bottom when receiving TAB focus from
            //     another widget.  Leaving this behavior disabled for now but
            //     perhaps it should be configurable (and more comprehensive).
            if (false) {
                if (KeyEventCompat.hasNoModifiers(event)) {
                    handled = resurrectSelectionIfNeeded() || sequenceScroll(FOCUS_FORWARD);
                } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_SHIFT_ON)) {
                    handled = resurrectSelectionIfNeeded() || sequenceScroll(FOCUS_BACKWARD);
                }
            }
            break;
        }
    }

    if (handled) {
        return true;
    }

    if (sendToTextFilter(keyCode, count, event)) {
        return true;
    }

    switch (action) {
    case KeyEvent.ACTION_DOWN:
        return super.onKeyDown(keyCode, event);
    case KeyEvent.ACTION_UP:
        return super.onKeyUp(keyCode, event);
    case KeyEvent.ACTION_MULTIPLE:
        return super.onKeyMultiple(keyCode, count, event);
    default:
        return false;
    }
}

---

From source file:net.zorgblub.typhon.fragment.ReadingFragment.java

public boolean dispatchKeyEvent(KeyEvent event) {

    int action = event.getAction();
    int keyCode = event.getKeyCode();

    LOG.debug("Got key event: " + keyCode + " with action " + action);

    if (searchMenuItem != null && MenuItemCompat.isActionViewExpanded(searchMenuItem)) {
        boolean result = MenuItemCompat.getActionView(searchMenuItem).dispatchKeyEvent(event);

        if (result) {
            return true;
        }//from  w  w w.  j a v a 2 s.c o m
    }

    final int KEYCODE_NOOK_TOUCH_BUTTON_LEFT_TOP = 92;
    final int KEYCODE_NOOK_TOUCH_BUTTON_LEFT_BOTTOM = 93;
    final int KEYCODE_NOOK_TOUCH_BUTTON_RIGHT_TOP = 94;
    final int KEYCODE_NOOK_TOUCH_BUTTON_RIGHT_BOTTOM = 95;

    boolean nook_touch_up_press = false;

    if (isAnimating() && action == KeyEvent.ACTION_DOWN) {
        stopAnimating();
        return true;
    }

    /*
       * Tricky bit of code here: if we are NOT running TTS,
     * we want to be able to start it using the play/pause button.
     *
     * When we ARE running TTS, we'll get every media event twice:
     * once through the receiver and once here if focused.
     *
     * So, we only try to read media events here if tts is running.
     */
    if (!ttsIsRunning() && dispatchMediaKeyEvent(event)) {
        return true;
    }

    LOG.debug("Key event is NOT a media key event.");

    switch (keyCode) {

    case KeyEvent.KEYCODE_VOLUME_DOWN:
    case KeyEvent.KEYCODE_VOLUME_UP:
        return handleVolumeButtonEvent(event);

    case KeyEvent.KEYCODE_DPAD_RIGHT:
        if (action == KeyEvent.ACTION_DOWN) {
            pageDown(Orientation.HORIZONTAL);
        }

        return true;

    case KeyEvent.KEYCODE_DPAD_LEFT:
        if (action == KeyEvent.ACTION_DOWN) {
            pageUp(Orientation.HORIZONTAL);
        }

        return true;

    case KeyEvent.KEYCODE_BACK:
        if (action == KeyEvent.ACTION_DOWN) {

            if (titleBarLayout.getVisibility() == View.VISIBLE) {
                hideTitleBar();
                updateFromPrefs();
                return true;
            } else if (bookView.hasPrevPosition()) {
                bookView.goBackInHistory();
                return true;
            }
        }

        return false;

    case KEYCODE_NOOK_TOUCH_BUTTON_LEFT_TOP:
    case KEYCODE_NOOK_TOUCH_BUTTON_RIGHT_TOP:
        nook_touch_up_press = true;
    case KEYCODE_NOOK_TOUCH_BUTTON_LEFT_BOTTOM:
    case KEYCODE_NOOK_TOUCH_BUTTON_RIGHT_BOTTOM:
        if (action == KeyEvent.ACTION_UP)
            return false;
        if (nook_touch_up_press == config.isNookUpButtonForward())
            pageDown(Orientation.HORIZONTAL);
        else
            pageUp(Orientation.HORIZONTAL);
        return true;
    }

    LOG.debug("Not handling key event: returning false.");
    return false;
}

---

From source file:org.distantshoresmedia.keyboard.LatinIME.java

private void sendKeyDown(InputConnection ic, int key, int meta) {
    long now = System.currentTimeMillis();
    if (ic != null)
        ic.sendKeyEvent(new KeyEvent(now, now, KeyEvent.ACTION_DOWN, key, 0, meta));
}

---

From source file:com.anysoftkeyboard.AnySoftKeyboard.java

private void sendTab() {
    InputConnection ic = getCurrentInputConnection();
    if (ic == null)
        return;//from  ww  w .j a  va2s .co  m
    boolean tabHack = isTerminalEmulation();

    // Note: tab and ^I don't work in ConnectBot, hackish workaround
    if (tabHack) {
        ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DPAD_CENTER));
        ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_DPAD_CENTER));
        ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_I));
        ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_I));
    } else {
        ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_TAB));
        ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_TAB));
    }
}

---

From source file:com.hichinaschool.flashcards.anki.DeckPicker.java

protected void sendKey(int keycode) {
    this.dispatchKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, keycode));
    this.dispatchKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, keycode));
}

---

From source file:com.anysoftkeyboard.AnySoftKeyboard.java

private void sendEscape() {
    InputConnection ic = getCurrentInputConnection();
    if (ic == null)
        return;//  www.  ja va  2s .  com
    if (isTerminalEmulation()) {
        sendKeyChar((char) 27);
    } else {
        ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, 111 /* KEYCODE_ESCAPE */));
        ic.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, 111 /* KEYCODE_ESCAPE */));
    }
}

---

From source file:de.danoeh.antennapod.core.cast.CastManager.java

/**
 * Clients can call this method to delegate handling of the volume. Clients should override
 * {@code dispatchEvent} and call this method:
 * <pre>/*from ww  w  .  java 2  s  .com*/
 public boolean dispatchKeyEvent(KeyEvent event) {
 if (mCastManager.onDispatchVolumeKeyEvent(event, VOLUME_DELTA)) {
 return true;
 }
 return super.dispatchKeyEvent(event);
 }
 * </pre>
 * @param event The dispatched event.
 * @param volumeDelta The amount by which volume should be increased or decreased in each step
 * @return <code>true</code> if volume is handled by the library, <code>false</code> otherwise.
 */
public boolean onDispatchVolumeKeyEvent(KeyEvent event, double volumeDelta) {
    if (isConnected()) {
        boolean isKeyDown = event.getAction() == KeyEvent.ACTION_DOWN;
        switch (event.getKeyCode()) {
        case KeyEvent.KEYCODE_VOLUME_UP:
            return changeVolume(volumeDelta, isKeyDown);
        case KeyEvent.KEYCODE_VOLUME_DOWN:
            return changeVolume(-volumeDelta, isKeyDown);
        }
    }
    return false;
}

---

From source file:com.chenglong.muscle.ui.LazyViewPager.java

/**
 * You can call this function yourself to have the scroll view perform
 * scrolling from a key event, just as if the event had been dispatched to
 * it by the view hierarchy./*w  w w. j a va 2 s .c  o  m*/
 *
 * @param event The key event to execute.
 * @return Return true if the event was handled, else false.
 */
public boolean executeKeyEvent(KeyEvent event) {
    boolean handled = false;
    if (event.getAction() == KeyEvent.ACTION_DOWN) {
        switch (event.getKeyCode()) {
        case KeyEvent.KEYCODE_DPAD_LEFT:
            handled = arrowScroll(FOCUS_LEFT);
            break;
        case KeyEvent.KEYCODE_DPAD_RIGHT:
            handled = arrowScroll(FOCUS_RIGHT);
            break;
        case KeyEvent.KEYCODE_TAB:
            if (Build.VERSION.SDK_INT >= 11) {
                // The focus finder had a bug handling FOCUS_FORWARD and
                // FOCUS_BACKWARD
                // before Android 3.0. Ignore the include_tab key on those
                // devices.
                if (KeyEventCompat.hasNoModifiers(event)) {
                    handled = arrowScroll(FOCUS_FORWARD);
                } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_SHIFT_ON)) {
                    handled = arrowScroll(FOCUS_BACKWARD);
                }
            }
            break;
        }
    }
    return handled;
}

---

From source file:beichen.douban.ui.view.LazyViewPager.java

/**
 * You can call this function yourself to have the scroll view perform
 * scrolling from a key event, just as if the event had been dispatched to
 * it by the view hierarchy.//w w  w .  j  a  v a 2s .c  o  m
 * 
 * @param event
 *            The key event to execute.
 * @return Return true if the event was handled, else false.
 */
public boolean executeKeyEvent(KeyEvent event) {
    boolean handled = false;
    if (event.getAction() == KeyEvent.ACTION_DOWN) {
        switch (event.getKeyCode()) {
        case KeyEvent.KEYCODE_DPAD_LEFT:
            handled = arrowScroll(FOCUS_LEFT);
            break;
        case KeyEvent.KEYCODE_DPAD_RIGHT:
            handled = arrowScroll(FOCUS_RIGHT);
            break;
        case KeyEvent.KEYCODE_TAB:
            if (Build.VERSION.SDK_INT >= 11) {
                // The focus finder had a bug handling FOCUS_FORWARD and
                // FOCUS_BACKWARD
                // before Android 3.0. Ignore the tab key on those
                // devices.
                if (KeyEventCompat.hasNoModifiers(event)) {
                    handled = arrowScroll(FOCUS_FORWARD);
                } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_SHIFT_ON)) {
                    handled = arrowScroll(FOCUS_BACKWARD);
                }
            }
            break;
        }
    }
    return handled;
}

---

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