public bool onKey(android.view.View v, int keyCode, android.view.KeyEvent @event)
{
// guard against possible race conditions
if (this._enclosing.mSearchable == null)
{
return false;
}
// If a suggestion is selected, handle enter, search key, and action keys
// as presses on the selected suggestion
if (this._enclosing.mQueryTextView.isPopupShowing() && this._enclosing.mQueryTextView
.getListSelection() != android.widget.AdapterView.INVALID_POSITION)
{
return this._enclosing.onSuggestionsKey(v, keyCode, @event);
}
// If there is text in the query box, handle enter, and action keys
// The search key is handled by the dialog's onKeyDown().
if (!this._enclosing.mQueryTextView.isEmpty() && @event.hasNoModifiers())
{
if (@event.getAction() == android.view.KeyEvent.ACTION_UP)
{
if (keyCode == android.view.KeyEvent.KEYCODE_ENTER)
{
v.cancelLongPress();
// Launch as a regular search.
this._enclosing.launchQuerySearch(android.view.KeyEvent.KEYCODE_UNKNOWN, null, ((
android.text.Editable)this._enclosing.mQueryTextView.getText()).ToString());
return true;
}
}
if (@event.getAction() == android.view.KeyEvent.ACTION_DOWN)
{
android.app.SearchableInfo.ActionKeyInfo actionKey = this._enclosing.mSearchable.
findActionKey(keyCode);
if ((actionKey != null) && (actionKey.getQueryActionMsg() != null))
{
this._enclosing.launchQuerySearch(keyCode, actionKey.getQueryActionMsg(), ((android.text.Editable
)this._enclosing.mQueryTextView.getText()).ToString());
return true;
}
}
}
return false;
}
public override bool onTouchEvent(android.widget.TextView widget, android.text.Spannable
buffer, android.view.MotionEvent @event)
{
int initialScrollX = -1;
int initialScrollY = -1;
int action = @event.getAction();
if (action == android.view.MotionEvent.ACTION_UP)
{
initialScrollX = android.text.method.Touch.getInitialScrollX(widget, buffer);
initialScrollY = android.text.method.Touch.getInitialScrollY(widget, buffer);
}
bool handled = android.text.method.Touch.onTouchEvent(widget, buffer, @event);
if (widget.isFocused() && !widget.didTouchFocusSelect())
{
if (action == android.view.MotionEvent.ACTION_DOWN)
{
if (isSelecting(buffer))
{
int offset = widget.getOffsetForPosition(@event.getX(), @event.getY());
buffer.setSpan(LAST_TAP_DOWN, offset, offset, android.text.SpannedClass.SPAN_POINT_POINT
);
// Disallow intercepting of the touch events, so that
// users can scroll and select at the same time.
// without this, users would get booted out of select
// mode once the view detected it needed to scroll.
widget.getParent().requestDisallowInterceptTouchEvent(true);
}
}
else
{
if (action == android.view.MotionEvent.ACTION_MOVE)
{
if (isSelecting(buffer) && handled)
{
// Before selecting, make sure we've moved out of the "slop".
// handled will be true, if we're in select mode AND we're
// OUT of the slop
// Turn long press off while we're selecting. User needs to
// re-tap on the selection to enable long press
widget.cancelLongPress();
// Update selection as we're moving the selection area.
// Get the current touch position
int offset = widget.getOffsetForPosition(@event.getX(), @event.getY());
android.text.Selection.extendSelection(buffer, offset);
return true;
}
}
else
{
if (action == android.view.MotionEvent.ACTION_UP)
{
// If we have scrolled, then the up shouldn't move the cursor,
// but we do need to make sure the cursor is still visible at
// the current scroll offset to avoid the scroll jumping later
// to show it.
if ((initialScrollY >= 0 && initialScrollY != widget.getScrollY()) || (initialScrollX
>= 0 && initialScrollX != widget.getScrollX()))
{
widget.moveCursorToVisibleOffset();
return true;
}
int offset = widget.getOffsetForPosition(@event.getX(), @event.getY());
if (isSelecting(buffer))
{
buffer.removeSpan(LAST_TAP_DOWN);
android.text.Selection.extendSelection(buffer, offset);
}
else
{
if (!widget.shouldIgnoreActionUpEvent())
{
android.text.Selection.setSelection(buffer, offset);
}
}
android.text.method.MetaKeyKeyListener.adjustMetaAfterKeypress(buffer);
android.text.method.MetaKeyKeyListener.resetLockedMeta(buffer);
return true;
}
}
}
}
return handled;
}
