mirror of
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79 lines
2.0 KiB
C++
79 lines
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:expandtab:shiftwidth=4:tabstop=4:
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "prlink.h"
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#include "nsBidiKeyboard.h"
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#include <gtk/gtk.h>
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#if (MOZ_WIDGET_GTK == 2)
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typedef gboolean (*GdkKeymapHaveBidiLayoutsType)(GdkKeymap *keymap);
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static GdkKeymapHaveBidiLayoutsType GdkKeymapHaveBidiLayouts = nullptr;
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#endif
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NS_IMPL_ISUPPORTS1(nsBidiKeyboard, nsIBidiKeyboard)
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nsBidiKeyboard::nsBidiKeyboard()
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{
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Reset();
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}
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NS_IMETHODIMP
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nsBidiKeyboard::Reset()
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{
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#if (MOZ_WIDGET_GTK == 2)
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PRLibrary *gtklib = nullptr;
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#if defined(MOZ_X11)
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if (!GdkKeymapHaveBidiLayouts) {
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GdkKeymapHaveBidiLayouts = (GdkKeymapHaveBidiLayoutsType)
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PR_FindFunctionSymbolAndLibrary("gdk_keymap_have_bidi_layouts",
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>klib);
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if (gtklib)
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PR_UnloadLibrary(gtklib);
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}
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#endif
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mHaveBidiKeyboards = false;
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if (GdkKeymapHaveBidiLayouts)
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mHaveBidiKeyboards = (*GdkKeymapHaveBidiLayouts)(nullptr);
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#else
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mHaveBidiKeyboards = gdk_keymap_have_bidi_layouts(gdk_keymap_get_default());
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#endif
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return NS_OK;
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}
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nsBidiKeyboard::~nsBidiKeyboard()
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{
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#if (MOZ_WIDGET_GTK == 2)
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GdkKeymapHaveBidiLayouts = nullptr;
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#endif
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}
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NS_IMETHODIMP
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nsBidiKeyboard::IsLangRTL(bool *aIsRTL)
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{
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if (!mHaveBidiKeyboards)
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return NS_ERROR_FAILURE;
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*aIsRTL = (gdk_keymap_get_direction(gdk_keymap_get_default()) == PANGO_DIRECTION_RTL);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsBidiKeyboard::SetLangFromBidiLevel(uint8_t aLevel)
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{
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// XXX Insert platform specific code to set keyboard language
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP nsBidiKeyboard::GetHaveBidiKeyboards(bool* aResult)
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{
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// not implemented yet
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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