The Tor Browser: widget/gtk/nsBidiKeyboard.cpp@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

     2 /* vim:expandtab:shiftwidth=4:tabstop=4:

     3  */

     4 /* This Source Code Form is subject to the terms of the Mozilla Public

     5  * License, v. 2.0. If a copy of the MPL was not distributed with this

     6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     8 #include "prlink.h"

    10 #include "nsBidiKeyboard.h"

    11 #include <gtk/gtk.h>

    13 #if (MOZ_WIDGET_GTK == 2)

    14 typedef gboolean (*GdkKeymapHaveBidiLayoutsType)(GdkKeymap *keymap);

    15 static GdkKeymapHaveBidiLayoutsType GdkKeymapHaveBidiLayouts = nullptr;

    16 #endif

    18 NS_IMPL_ISUPPORTS(nsBidiKeyboard, nsIBidiKeyboard)

    20 nsBidiKeyboard::nsBidiKeyboard()

    21 {

    22     Reset();

    23 }

    25 NS_IMETHODIMP

    26 nsBidiKeyboard::Reset()

    27 {

    28 #if (MOZ_WIDGET_GTK == 2)

    29     PRLibrary *gtklib = nullptr;

    30 #if defined(MOZ_X11)

    31     if (!GdkKeymapHaveBidiLayouts) {

    32         GdkKeymapHaveBidiLayouts = (GdkKeymapHaveBidiLayoutsType)

    33             PR_FindFunctionSymbolAndLibrary("gdk_keymap_have_bidi_layouts",

    34                                             &gtklib);

    35         if (gtklib)

    36             PR_UnloadLibrary(gtklib);

    37     }

    38 #endif

    40     mHaveBidiKeyboards = false;

    41     if (GdkKeymapHaveBidiLayouts)

    42         mHaveBidiKeyboards = (*GdkKeymapHaveBidiLayouts)(nullptr);

    43 #else

    44     mHaveBidiKeyboards = gdk_keymap_have_bidi_layouts(gdk_keymap_get_default());

    45 #endif

    46     return NS_OK;

    47 }

    49 nsBidiKeyboard::~nsBidiKeyboard()

    50 {

    51 #if (MOZ_WIDGET_GTK == 2)

    52     GdkKeymapHaveBidiLayouts = nullptr;

    53 #endif

    54 }

    56 NS_IMETHODIMP

    57 nsBidiKeyboard::IsLangRTL(bool *aIsRTL)

    58 {

    59     if (!mHaveBidiKeyboards)

    60         return NS_ERROR_FAILURE;

    62     *aIsRTL = (gdk_keymap_get_direction(gdk_keymap_get_default()) == PANGO_DIRECTION_RTL);

    64     return NS_OK;

    65 }

    67 NS_IMETHODIMP nsBidiKeyboard::GetHaveBidiKeyboards(bool* aResult)

    68 {

    69   // not implemented yet

    70   return NS_ERROR_NOT_IMPLEMENTED;

    71 }

The Tor Browser / file revision