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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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 <gtk/gtk.h>
#if (MOZ_WIDGET_GTK == 2)
typedef gboolean (*GdkKeymapHaveBidiLayoutsType)(GdkKeymap *keymap);
static GdkKeymapHaveBidiLayoutsType GdkKeymapHaveBidiLayouts = nullptr;
#endif
NS_IMPL_ISUPPORTS1(nsBidiKeyboard, nsIBidiKeyboard)
nsBidiKeyboard::nsBidiKeyboard()
{
#if (MOZ_WIDGET_GTK == 2)
PRLibrary *gtklib = nullptr;
#if defined(MOZ_X11)
if (!GdkKeymapHaveBidiLayouts) {
GdkKeymapHaveBidiLayouts = (GdkKeymapHaveBidiLayoutsType)
PR_FindFunctionSymbolAndLibrary("gdk_keymap_have_bidi_layouts",
>klib);
if (gtklib)
PR_UnloadLibrary(gtklib);
}
#endif
mHaveBidiKeyboards = false;
if (GdkKeymapHaveBidiLayouts)
mHaveBidiKeyboards = (*GdkKeymapHaveBidiLayouts)(NULL);
#else
mHaveBidiKeyboards = gdk_keymap_have_bidi_layouts(gdk_keymap_get_default());
#endif
}
nsBidiKeyboard::~nsBidiKeyboard()
{
#if (MOZ_WIDGET_GTK == 2)
GdkKeymapHaveBidiLayouts = nullptr;
#endif
}
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::SetLangFromBidiLevel(uint8_t aLevel)
{
// XXX Insert platform specific code to set keyboard language
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsBidiKeyboard::GetHaveBidiKeyboards(bool* aResult)
{
// not implemented yet
return NS_ERROR_NOT_IMPLEMENTED;
}
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