Example usage for android.view KeyEvent META_SHIFT_ON

Introduction

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

Prototype

int META_SHIFT_ON

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

Click Source Link

Document

This mask is used to check whether one of the SHIFT meta keys is pressed.

Usage

From source file:com.zhongsou.souyue.ui.HListView.java

@TargetApi(11)
private boolean commonKey(int keyCode, int count, KeyEvent event) {
    if (mAdapter == null || !mIsAttached) {
        return false;
    }/* ww w.  j  a  va2 s  . c o  m*/

    if (mDataChanged) {
        layoutChildren();
    }

    if (android.os.Build.VERSION.SDK_INT < 11) {
        return false;
    }

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

    if (action != KeyEvent.ACTION_UP) {
        switch (keyCode) {
        case KeyEvent.KEYCODE_DPAD_UP:
            if (event.hasNoModifiers()) {
                handled = resurrectSelectionIfNeeded();
                if (!handled) {
                    while (count-- > 0) {
                        if (arrowScroll(FOCUS_UP)) {
                            handled = true;
                        } else {
                            break;
                        }
                    }
                }
            } else if (event.hasModifiers(KeyEvent.META_ALT_ON)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_UP);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_DOWN:
            if (event.hasNoModifiers()) {
                handled = resurrectSelectionIfNeeded();
                if (!handled) {
                    while (count-- > 0) {
                        if (arrowScroll(FOCUS_DOWN)) {
                            handled = true;
                        } else {
                            break;
                        }
                    }
                }
            } else if (event.hasModifiers(KeyEvent.META_ALT_ON)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_DOWN);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_LEFT:
            if (event.hasNoModifiers()) {
                handled = handleHorizontalFocusWithinListItem(View.FOCUS_LEFT);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_RIGHT:
            if (event.hasNoModifiers()) {
                handled = handleHorizontalFocusWithinListItem(View.FOCUS_RIGHT);
            }
            break;

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

        case KeyEvent.KEYCODE_SPACE:

            if (event.hasNoModifiers()) {
                handled = resurrectSelectionIfNeeded() || pageScroll(FOCUS_DOWN);
            } else if (event.hasModifiers(KeyEvent.META_SHIFT_ON)) {
                handled = resurrectSelectionIfNeeded() || pageScroll(FOCUS_UP);
            }
            handled = true;
            break;

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

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

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

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

        case KeyEvent.KEYCODE_TAB:
            break;
        }
    }

    if (handled) {
        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: // shouldn't happen
        return false;
    }
}

---

From source file:com.awrtechnologies.carbudgetsales.hlistview.widget.HListView.java

@TargetApi(11)
private boolean commonKey(int keyCode, int count, KeyEvent event) {
    if (mAdapter == null || !mIsAttached) {
        return false;
    }/*from   w  w  w  .  j  a  v  a  2  s.c  om*/

    if (mDataChanged) {
        layoutChildren();
    }

    if (android.os.Build.VERSION.SDK_INT < 11) {
        return false;
    }

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

    if (action != KeyEvent.ACTION_UP) {
        switch (keyCode) {
        case KeyEvent.KEYCODE_DPAD_LEFT:
            if (event.hasNoModifiers()) {
                handled = resurrectSelectionIfNeeded();
                if (!handled) {
                    while (count-- > 0) {
                        if (arrowScroll(FOCUS_UP)) {
                            handled = true;
                        } else {
                            break;
                        }
                    }
                }
            } else if (event.hasModifiers(KeyEvent.META_ALT_ON)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_UP);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_RIGHT:
            if (event.hasNoModifiers()) {
                handled = resurrectSelectionIfNeeded();
                if (!handled) {
                    while (count-- > 0) {
                        if (arrowScroll(FOCUS_DOWN)) {
                            handled = true;
                        } else {
                            break;
                        }
                    }
                }
            } else if (event.hasModifiers(KeyEvent.META_ALT_ON)) {
                handled = resurrectSelectionIfNeeded() || fullScroll(FOCUS_DOWN);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_UP:
            if (event.hasNoModifiers()) {
                handled = handleHorizontalFocusWithinListItem(View.FOCUS_UP);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_DOWN:
            if (event.hasNoModifiers()) {
                handled = handleHorizontalFocusWithinListItem(View.FOCUS_DOWN);
            }
            break;

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

        case KeyEvent.KEYCODE_SPACE:

            if (event.hasNoModifiers()) {
                handled = resurrectSelectionIfNeeded() || pageScroll(FOCUS_DOWN);
            } else if (event.hasModifiers(KeyEvent.META_SHIFT_ON)) {
                handled = resurrectSelectionIfNeeded() || pageScroll(FOCUS_UP);
            }
            handled = true;
            break;

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

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

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

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

        case KeyEvent.KEYCODE_TAB:
            break;
        }
    }

    if (handled) {
        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: // shouldn't happen
        return false;
    }
}

---

From source file:org.bangbang.support.v4.widget.VerticalViewPager.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./*from ww w . j  a v  a 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_UP:
            handled = arrowScroll(FOCUS_UP);
            break;
        case KeyEvent.KEYCODE_DPAD_DOWN:
            handled = arrowScroll(FOCUS_DOWN);
            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;
}

---

From source file:com.aliasapps.seq.scroller.TwoWayView.java

private boolean handleKeyEvent(int keyCode, int count, KeyEvent event) {
    if (mAdapter == null || !mIsAttached) {
        return false;
    }// w ww. ja v  a  2  s. c o  m

    if (mDataChanged) {
        layoutChildren();
    }

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

    if (action != KeyEvent.ACTION_UP) {
        switch (keyCode) {
        case KeyEvent.KEYCODE_DPAD_UP:
            if (mIsVertical) {
                handled = handleKeyScroll(event, count, View.FOCUS_UP);
            } else if (KeyEventCompat.hasNoModifiers(event)) {
                handled = handleFocusWithinItem(View.FOCUS_UP);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_DOWN: {
            if (mIsVertical) {
                handled = handleKeyScroll(event, count, View.FOCUS_DOWN);
            } else if (KeyEventCompat.hasNoModifiers(event)) {
                handled = handleFocusWithinItem(View.FOCUS_DOWN);
            }
            break;
        }

        case KeyEvent.KEYCODE_DPAD_LEFT:
            if (!mIsVertical) {
                handled = handleKeyScroll(event, count, View.FOCUS_LEFT);
            } else if (KeyEventCompat.hasNoModifiers(event)) {
                handled = handleFocusWithinItem(View.FOCUS_LEFT);
            }
            break;

        case KeyEvent.KEYCODE_DPAD_RIGHT:
            if (!mIsVertical) {
                handled = handleKeyScroll(event, count, View.FOCUS_RIGHT);
            } else if (KeyEventCompat.hasNoModifiers(event)) {
                handled = handleFocusWithinItem(View.FOCUS_RIGHT);
            }
            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 (KeyEventCompat.hasNoModifiers(event)) {
                handled = resurrectSelectionIfNeeded()
                        || pageScroll(mIsVertical ? View.FOCUS_DOWN : View.FOCUS_RIGHT);
            } else if (KeyEventCompat.hasModifiers(event, KeyEvent.META_SHIFT_ON)) {
                handled = resurrectSelectionIfNeeded()
                        || fullScroll(mIsVertical ? View.FOCUS_UP : View.FOCUS_LEFT);
            }

            handled = true;
            break;

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

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

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

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

    if (handled) {
        return true;
    }

    switch (action) {
    case KeyEvent.ACTION_DOWN:
        return super.onKeyDown(keyCode, event);

    case KeyEvent.ACTION_UP:
        if (!isEnabled()) {
            return true;
        }

        if (isClickable() && isPressed() && mSelectedPosition >= 0 && mAdapter != null
                && mSelectedPosition < mAdapter.getCount()) {

            final View child = getChildAt(mSelectedPosition - mFirstPosition);
            if (child != null) {
                performItemClick(child, mSelectedPosition, mSelectedRowId);
                child.setPressed(false);
            }

            setPressed(false);
            return true;
        }

        return false;

    case KeyEvent.ACTION_MULTIPLE:
        return super.onKeyMultiple(keyCode, count, event);

    default:
        return false;
    }
}

---

From source file:com.android.internal.widget.ViewPager.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./*from  w  w  w.j av a 2 s.  c  om*/
 *
 * @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 (event.hasNoModifiers()) {
                handled = arrowScroll(FOCUS_FORWARD);
            } else if (event.hasModifiers(KeyEvent.META_SHIFT_ON)) {
                handled = arrowScroll(FOCUS_BACKWARD);
            }
            break;
        }
    }
    return handled;
}

---

From source file:com.brantapps.viewpagerindicator.vertical.VerticalViewPager.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.//from  w w  w  . j  av a 2  s .co  m
 *
 * @param event The key event to execute.
 * @return Return true if the event was handled, else false.
 */
// BrantApps Change: Replaced all "LEFT"s with "UP"s and "RIGHT"s with "DOWN"s
public boolean executeKeyEvent(KeyEvent event) {
    boolean handled = false;
    if (event.getAction() == KeyEvent.ACTION_DOWN) {
        switch (event.getKeyCode()) {
        case KeyEvent.KEYCODE_DPAD_UP:
            handled = arrowScroll(FOCUS_UP);
            break;
        case KeyEvent.KEYCODE_DPAD_DOWN:
            handled = arrowScroll(FOCUS_DOWN);
            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;
}

---

From source file:com.suning.boxcontroller.control.ExViewPager.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.
 *
 * @param event The key event to execute.
 * @return Return true if the event was handled, else false.
 *///from  w ww .j av a2  s . c  o m
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;

        default:
            break;
        }
    }
    return handled;
}

---

From source file:com.lambergar.verticalviewpager.VerticalViewPager.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./* ww  w.j a  v a 2s  .  c om*/
 *
 * @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_UP:
            handled = arrowScroll(FOCUS_UP);
            break;
        case KeyEvent.KEYCODE_DPAD_RIGHT:
            handled = arrowScroll(FOCUS_RIGHT);
            break;
        case KeyEvent.KEYCODE_DPAD_DOWN:
            handled = arrowScroll(FOCUS_DOWN);
            break;
        case KeyEvent.KEYCODE_TAB:
            if (KeyEvent.metaStateHasNoModifiers(event.getMetaState())) {
                handled = arrowScroll(FOCUS_FORWARD);
            } else if (KeyEvent.metaStateHasModifiers(event.getMetaState(), KeyEvent.META_SHIFT_ON)) {
                handled = arrowScroll(FOCUS_BACKWARD);
            }
            break;
        }
    }
    return handled;
}

---

From source file:VerticalViewPager.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./*from www  .j ava 2  s.  co 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_UP:
            handled = arrowScroll(FOCUS_UP);
            break;
        case KeyEvent.KEYCODE_DPAD_RIGHT:
            handled = arrowScroll(FOCUS_RIGHT);
            break;
        case KeyEvent.KEYCODE_DPAD_DOWN:
            handled = arrowScroll(FOCUS_DOWN);
            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;
}

---

From source file:com.nuwa.widgets.LoopViewPager.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.//  www. 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 tab key on those devices.
                if (event.hasNoModifiers()) {
                    handled = arrowScroll(FOCUS_FORWARD);
                } else if (event.hasModifiers(KeyEvent.META_SHIFT_ON)) {
                    handled = arrowScroll(FOCUS_BACKWARD);
                }
            }
            break;
        }
    }
    return handled;
}

---

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