59 строки
1.9 KiB
Plaintext
59 строки
1.9 KiB
Plaintext
# Copyright 2014 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# This file contains UI-related build flags. It should theoretically be in the
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# src/ui directory and only things that depend on the ui module should get the
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# definitions.
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#
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# However, today we have many "bad" dependencies on some of these flags from,
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# e.g. base, so they need to be global.
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#
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# See also build/config/features.gni
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declare_args() {
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# Indicates if Ash is enabled. Ash is the Aura Shell which provides a
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# desktop-like environment for Aura. Requires use_aura = true
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use_ash = is_win || is_chromeos
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# Indicates if Ozone is enabled. Ozone is a low-level library layer for Linux
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# that does not require X11.
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use_ozone = false
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# Indicates if Aura is enabled. Aura is a low-level windowing library, sort
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# of a replacement for GDI or GTK.
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use_aura = is_linux || use_ozone || is_win || is_chromeos || use_ash
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# XInput2 multitouch support. Zero means disabled, nonzero indicates the
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# minimum XI2 version. For example, use_xi2_mt=2 means XI2.2 or above.
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use_xi2_mt = 2
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# True means the UI is built using the "views" framework.
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toolkit_views = is_win || is_chromeos || use_aura
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}
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# Additional dependent variables -----------------------------------------------
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#
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# These variables depend on other variables and can't be set externally.
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if (is_linux) {
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use_cairo = true
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use_pango = true
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} else {
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use_cairo = false
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use_pango = false
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}
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# Use GPU accelerated cross process image transport by default on linux builds
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# with the Aura window manager.
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ui_compositor_image_transport = use_aura && is_linux
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use_default_render_theme = use_aura || is_linux
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# Indicates if the UI toolkit depends on X11.
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use_x11 = is_linux && !use_ozone
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use_glib = is_linux
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use_clipboard_aurax11 = is_linux && use_aura && use_x11
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