android.view.KeyEvent#getKeyData ( )源码实例Demo

下面列出了android.view.KeyEvent#getKeyData ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： CSipSimple 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
void findItemsWithShortcutForKey(List<MenuItemImpl> items, int keyCode, KeyEvent event) {
    final boolean qwerty = isQwertyMode();
    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    final boolean isKeyCodeMapped = event.getKeyData(possibleChars);
    // The delete key is not mapped to '\b' so we treat it specially
    if (!isKeyCodeMapped && (keyCode != KeyEvent.KEYCODE_DEL)) {
        return;
    }

    // Look for an item whose shortcut is this key.
    final int N = mItems.size();
    for (int i = 0; i < N; i++) {
        MenuItemImpl item = mItems.get(i);
        if (item.hasSubMenu()) {
            ((MenuBuilder)item.getSubMenu()).findItemsWithShortcutForKey(items, keyCode, event);
        }
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() : item.getNumericShortcut();
        if (((metaState & (KeyEvent.META_SHIFT_ON | KeyEvent.META_SYM_ON)) == 0) &&
              (shortcutChar != 0) &&
              (shortcutChar == possibleChars.meta[0]
                  || shortcutChar == possibleChars.meta[2]
                  || (qwerty && shortcutChar == '\b' &&
                      keyCode == KeyEvent.KEYCODE_DEL)) &&
              item.isEnabled()) {
            items.add(item);
        }
    }
}

源代码2 项目： CSipSimple 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
MenuItemImpl findItemWithShortcutForKey(int keyCode, KeyEvent event) {
    // Get all items that can be associated directly or indirectly with the keyCode
    ArrayList<MenuItemImpl> items = mTempShortcutItemList;
    items.clear();
    findItemsWithShortcutForKey(items, keyCode, event);

    if (items.isEmpty()) {
        return null;
    }

    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    event.getKeyData(possibleChars);

    // If we have only one element, we can safely returns it
    final int size = items.size();
    if (size == 1) {
        return items.get(0);
    }

    final boolean qwerty = isQwertyMode();
    // If we found more than one item associated with the key,
    // we have to return the exact match
    for (int i = 0; i < size; i++) {
        final MenuItemImpl item = items.get(i);
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() :
                item.getNumericShortcut();
        if ((shortcutChar == possibleChars.meta[0] &&
                (metaState & KeyEvent.META_ALT_ON) == 0)
            || (shortcutChar == possibleChars.meta[2] &&
                (metaState & KeyEvent.META_ALT_ON) != 0)
            || (qwerty && shortcutChar == '\b' &&
                keyCode == KeyEvent.KEYCODE_DEL)) {
            return item;
        }
    }
    return null;
}

源代码3 项目： android-apps 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
void findItemsWithShortcutForKey(List<MenuItemImpl> items, int keyCode, KeyEvent event) {
    final boolean qwerty = isQwertyMode();
    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    final boolean isKeyCodeMapped = event.getKeyData(possibleChars);
    // The delete key is not mapped to '\b' so we treat it specially
    if (!isKeyCodeMapped && (keyCode != KeyEvent.KEYCODE_DEL)) {
        return;
    }

    // Look for an item whose shortcut is this key.
    final int N = mItems.size();
    for (int i = 0; i < N; i++) {
        MenuItemImpl item = mItems.get(i);
        if (item.hasSubMenu()) {
            ((MenuBuilder)item.getSubMenu()).findItemsWithShortcutForKey(items, keyCode, event);
        }
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() : item.getNumericShortcut();
        if (((metaState & (KeyEvent.META_SHIFT_ON | KeyEvent.META_SYM_ON)) == 0) &&
              (shortcutChar != 0) &&
              (shortcutChar == possibleChars.meta[0]
                  || shortcutChar == possibleChars.meta[2]
                  || (qwerty && shortcutChar == '\b' &&
                      keyCode == KeyEvent.KEYCODE_DEL)) &&
              item.isEnabled()) {
            items.add(item);
        }
    }
}

源代码4 项目： android-apps 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
MenuItemImpl findItemWithShortcutForKey(int keyCode, KeyEvent event) {
    // Get all items that can be associated directly or indirectly with the keyCode
    ArrayList<MenuItemImpl> items = mTempShortcutItemList;
    items.clear();
    findItemsWithShortcutForKey(items, keyCode, event);

    if (items.isEmpty()) {
        return null;
    }

    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    event.getKeyData(possibleChars);

    // If we have only one element, we can safely returns it
    final int size = items.size();
    if (size == 1) {
        return items.get(0);
    }

    final boolean qwerty = isQwertyMode();
    // If we found more than one item associated with the key,
    // we have to return the exact match
    for (int i = 0; i < size; i++) {
        final MenuItemImpl item = items.get(i);
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() :
                item.getNumericShortcut();
        if ((shortcutChar == possibleChars.meta[0] &&
                (metaState & KeyEvent.META_ALT_ON) == 0)
            || (shortcutChar == possibleChars.meta[2] &&
                (metaState & KeyEvent.META_ALT_ON) != 0)
            || (qwerty && shortcutChar == '\b' &&
                keyCode == KeyEvent.KEYCODE_DEL)) {
            return item;
        }
    }
    return null;
}

源代码5 项目： zen4android 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
void findItemsWithShortcutForKey(List<MenuItemImpl> items, int keyCode, KeyEvent event) {
    final boolean qwerty = isQwertyMode();
    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    final boolean isKeyCodeMapped = event.getKeyData(possibleChars);
    // The delete key is not mapped to '\b' so we treat it specially
    if (!isKeyCodeMapped && (keyCode != KeyEvent.KEYCODE_DEL)) {
        return;
    }

    // Look for an item whose shortcut is this key.
    final int N = mItems.size();
    for (int i = 0; i < N; i++) {
        MenuItemImpl item = mItems.get(i);
        if (item.hasSubMenu()) {
            ((MenuBuilder)item.getSubMenu()).findItemsWithShortcutForKey(items, keyCode, event);
        }
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() : item.getNumericShortcut();
        if (((metaState & (KeyEvent.META_SHIFT_ON | KeyEvent.META_SYM_ON)) == 0) &&
              (shortcutChar != 0) &&
              (shortcutChar == possibleChars.meta[0]
                  || shortcutChar == possibleChars.meta[2]
                  || (qwerty && shortcutChar == '\b' &&
                      keyCode == KeyEvent.KEYCODE_DEL)) &&
              item.isEnabled()) {
            items.add(item);
        }
    }
}

源代码6 项目： zen4android 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
MenuItemImpl findItemWithShortcutForKey(int keyCode, KeyEvent event) {
    // Get all items that can be associated directly or indirectly with the keyCode
    ArrayList<MenuItemImpl> items = mTempShortcutItemList;
    items.clear();
    findItemsWithShortcutForKey(items, keyCode, event);

    if (items.isEmpty()) {
        return null;
    }

    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    event.getKeyData(possibleChars);

    // If we have only one element, we can safely returns it
    final int size = items.size();
    if (size == 1) {
        return items.get(0);
    }

    final boolean qwerty = isQwertyMode();
    // If we found more than one item associated with the key,
    // we have to return the exact match
    for (int i = 0; i < size; i++) {
        final MenuItemImpl item = items.get(i);
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() :
                item.getNumericShortcut();
        if ((shortcutChar == possibleChars.meta[0] &&
                (metaState & KeyEvent.META_ALT_ON) == 0)
            || (shortcutChar == possibleChars.meta[2] &&
                (metaState & KeyEvent.META_ALT_ON) != 0)
            || (qwerty && shortcutChar == '\b' &&
                keyCode == KeyEvent.KEYCODE_DEL)) {
            return item;
        }
    }
    return null;
}

源代码7 项目： zhangshangwuda 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
void findItemsWithShortcutForKey(List<MenuItemImpl> items, int keyCode, KeyEvent event) {
    final boolean qwerty = isQwertyMode();
    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    final boolean isKeyCodeMapped = event.getKeyData(possibleChars);
    // The delete key is not mapped to '\b' so we treat it specially
    if (!isKeyCodeMapped && (keyCode != KeyEvent.KEYCODE_DEL)) {
        return;
    }

    // Look for an item whose shortcut is this key.
    final int N = mItems.size();
    for (int i = 0; i < N; i++) {
        MenuItemImpl item = mItems.get(i);
        if (item.hasSubMenu()) {
            ((MenuBuilder)item.getSubMenu()).findItemsWithShortcutForKey(items, keyCode, event);
        }
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() : item.getNumericShortcut();
        if (((metaState & (KeyEvent.META_SHIFT_ON | KeyEvent.META_SYM_ON)) == 0) &&
              (shortcutChar != 0) &&
              (shortcutChar == possibleChars.meta[0]
                  || shortcutChar == possibleChars.meta[2]
                  || (qwerty && shortcutChar == '\b' &&
                      keyCode == KeyEvent.KEYCODE_DEL)) &&
              item.isEnabled()) {
            items.add(item);
        }
    }
}

源代码8 项目： zhangshangwuda 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
MenuItemImpl findItemWithShortcutForKey(int keyCode, KeyEvent event) {
    // Get all items that can be associated directly or indirectly with the keyCode
    ArrayList<MenuItemImpl> items = mTempShortcutItemList;
    items.clear();
    findItemsWithShortcutForKey(items, keyCode, event);

    if (items.isEmpty()) {
        return null;
    }

    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    event.getKeyData(possibleChars);

    // If we have only one element, we can safely returns it
    final int size = items.size();
    if (size == 1) {
        return items.get(0);
    }

    final boolean qwerty = isQwertyMode();
    // If we found more than one item associated with the key,
    // we have to return the exact match
    for (int i = 0; i < size; i++) {
        final MenuItemImpl item = items.get(i);
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() :
                item.getNumericShortcut();
        if ((shortcutChar == possibleChars.meta[0] &&
                (metaState & KeyEvent.META_ALT_ON) == 0)
            || (shortcutChar == possibleChars.meta[2] &&
                (metaState & KeyEvent.META_ALT_ON) != 0)
            || (qwerty && shortcutChar == '\b' &&
                keyCode == KeyEvent.KEYCODE_DEL)) {
            return item;
        }
    }
    return null;
}

源代码9 项目： Libraries-for-Android-Developers 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
void findItemsWithShortcutForKey(List<MenuItemImpl> items, int keyCode, KeyEvent event) {
    final boolean qwerty = isQwertyMode();
    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    final boolean isKeyCodeMapped = event.getKeyData(possibleChars);
    // The delete key is not mapped to '\b' so we treat it specially
    if (!isKeyCodeMapped && (keyCode != KeyEvent.KEYCODE_DEL)) {
        return;
    }

    // Look for an item whose shortcut is this key.
    final int N = mItems.size();
    for (int i = 0; i < N; i++) {
        MenuItemImpl item = mItems.get(i);
        if (item.hasSubMenu()) {
            ((MenuBuilder)item.getSubMenu()).findItemsWithShortcutForKey(items, keyCode, event);
        }
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() : item.getNumericShortcut();
        if (((metaState & (KeyEvent.META_SHIFT_ON | KeyEvent.META_SYM_ON)) == 0) &&
              (shortcutChar != 0) &&
              (shortcutChar == possibleChars.meta[0]
                  || shortcutChar == possibleChars.meta[2]
                  || (qwerty && shortcutChar == '\b' &&
                      keyCode == KeyEvent.KEYCODE_DEL)) &&
              item.isEnabled()) {
            items.add(item);
        }
    }
}

源代码10 项目： Libraries-for-Android-Developers 文件： MenuBuilder.java

@SuppressWarnings("deprecation")
MenuItemImpl findItemWithShortcutForKey(int keyCode, KeyEvent event) {
    // Get all items that can be associated directly or indirectly with the keyCode
    ArrayList<MenuItemImpl> items = mTempShortcutItemList;
    items.clear();
    findItemsWithShortcutForKey(items, keyCode, event);

    if (items.isEmpty()) {
        return null;
    }

    final int metaState = event.getMetaState();
    final KeyCharacterMap.KeyData possibleChars = new KeyCharacterMap.KeyData();
    // Get the chars associated with the keyCode (i.e using any chording combo)
    event.getKeyData(possibleChars);

    // If we have only one element, we can safely returns it
    final int size = items.size();
    if (size == 1) {
        return items.get(0);
    }

    final boolean qwerty = isQwertyMode();
    // If we found more than one item associated with the key,
    // we have to return the exact match
    for (int i = 0; i < size; i++) {
        final MenuItemImpl item = items.get(i);
        final char shortcutChar = qwerty ? item.getAlphabeticShortcut() :
                item.getNumericShortcut();
        if ((shortcutChar == possibleChars.meta[0] &&
                (metaState & KeyEvent.META_ALT_ON) == 0)
            || (shortcutChar == possibleChars.meta[2] &&
                (metaState & KeyEvent.META_ALT_ON) != 0)
            || (qwerty && shortcutChar == '\b' &&
                keyCode == KeyEvent.KEYCODE_DEL)) {
            return item;
        }
    }
    return null;
}

源代码11 项目： android_9.0.0_r45 文件： DialerKeyListener.java

/**
 * Overrides the superclass's lookup method to prefer the number field
 * from the KeyEvent.
 */
protected int lookup(KeyEvent event, Spannable content) {
    int meta = getMetaState(content, event);
    int number = event.getNumber();

    /*
     * Prefer number if no meta key is active, or if it produces something
     * valid and the meta lookup does not.
     */
    if ((meta & (MetaKeyKeyListener.META_ALT_ON | MetaKeyKeyListener.META_SHIFT_ON)) == 0) {
        if (number != 0) {
            return number;
        }
    }

    int match = super.lookup(event, content);

    if (match != 0) {
        return match;
    } else {
        /*
         * If a meta key is active but the lookup with the meta key
         * did not produce anything, try some other meta keys, because
         * the user might have pressed SHIFT when they meant ALT,
         * or vice versa.
         */

        if (meta != 0) {
            KeyData kd = new KeyData();
            char[] accepted = getAcceptedChars();

            if (event.getKeyData(kd)) {
                for (int i = 1; i < kd.meta.length; i++) {
                    if (ok(accepted, kd.meta[i])) {
                        return kd.meta[i];
                    }
                }
            }
        }

        /*
         * Otherwise, use the number associated with the key, since
         * whatever they wanted to do with the meta key does not
         * seem to be valid here.
         */

        return number;
    }
}

方法所在类

android.view.KeyEvent