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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:expandtab:shiftwidth=4:tabstop=4:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "prlink.h"
#include "nsBidiKeyboard.h"
#include "nsIWidget.h"
#include <gtk/gtk.h>
NS_IMPL_ISUPPORTS(nsBidiKeyboard, nsIBidiKeyboard)
nsBidiKeyboard::nsBidiKeyboard() { Reset(); }
NS_IMETHODIMP
nsBidiKeyboard::Reset() {
// NB: The default keymap can be null (e.g. in xpcshell). In that case,
// simply assume that we don't have bidi keyboards.
mHaveBidiKeyboards = false;
GdkDisplay* display = gdk_display_get_default();
if (!display) return NS_OK;
GdkKeymap* keymap = gdk_keymap_get_for_display(display);
mHaveBidiKeyboards = keymap && gdk_keymap_have_bidi_layouts(keymap);
return NS_OK;
}
nsBidiKeyboard::~nsBidiKeyboard() = default;
NS_IMETHODIMP
nsBidiKeyboard::IsLangRTL(bool* aIsRTL) {
if (!mHaveBidiKeyboards) return NS_ERROR_FAILURE;
*aIsRTL = (gdk_keymap_get_direction(gdk_keymap_get_default()) ==
PANGO_DIRECTION_RTL);
return NS_OK;
}
NS_IMETHODIMP nsBidiKeyboard::GetHaveBidiKeyboards(bool* aResult) {
// not implemented yet
return NS_ERROR_NOT_IMPLEMENTED;
}
// static
already_AddRefed<nsIBidiKeyboard> nsIWidget::CreateBidiKeyboardInner() {
return do_AddRef(new nsBidiKeyboard());
}
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