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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/views/controls/menu/menu_config.h"
#include <windows.h>
#include <uxtheme.h>
#include <Vssym32.h>
#include "base/logging.h"
#include "base/win/scoped_gdi_object.h"
#include "base/win/win_util.h"
#include "ui/base/l10n/l10n_util_win.h"
#include "ui/gfx/color_utils.h"
#include "ui/native_theme/native_theme_win.h"
#if defined(USE_AURA)
#include "ui/native_theme/native_theme_aura.h"
#endif
using ui::NativeTheme;
using ui::NativeThemeWin;
namespace views {
void MenuConfig::Init(const NativeTheme* theme) {
#if defined(USE_AURA)
if (theme == ui::NativeThemeAura::instance()) {
InitAura();
return;
}
#endif
text_color = NativeThemeWin::instance()->GetThemeColorWithDefault(
NativeThemeWin::MENU, MENU_POPUPITEM, MPI_NORMAL, TMT_TEXTCOLOR,
COLOR_MENUTEXT);
arrow_color = color_utils::GetSysSkColor(COLOR_MENUTEXT);
NONCLIENTMETRICS metrics;
base::win::GetNonClientMetrics(&metrics);
l10n_util::AdjustUIFont(&(metrics.lfMenuFont));
{
base::win::ScopedHFONT new_font(CreateFontIndirect(&metrics.lfMenuFont));
DLOG_ASSERT(new_font.Get());
font = gfx::Font(new_font);
}
NativeTheme::ExtraParams extra;
extra.menu_check.is_radio = false;
extra.menu_check.is_selected = false;
gfx::Size check_size = NativeThemeWin::instance()->GetPartSize(
NativeTheme::kMenuCheck, NativeTheme::kNormal, extra);
if (!check_size.IsEmpty()) {
check_width = check_size.width();
check_height = check_size.height();
} else {
check_width = GetSystemMetrics(SM_CXMENUCHECK);
check_height = GetSystemMetrics(SM_CYMENUCHECK);
}
extra.menu_check.is_radio = true;
gfx::Size radio_size = NativeThemeWin::instance()->GetPartSize(
NativeTheme::kMenuCheck, NativeTheme::kNormal, extra);
if (!radio_size.IsEmpty()) {
radio_width = radio_size.width();
radio_height = radio_size.height();
} else {
radio_width = GetSystemMetrics(SM_CXMENUCHECK);
radio_height = GetSystemMetrics(SM_CYMENUCHECK);
}
gfx::Size arrow_size = NativeThemeWin::instance()->GetPartSize(
NativeTheme::kMenuPopupArrow, NativeTheme::kNormal, extra);
if (!arrow_size.IsEmpty()) {
arrow_width = arrow_size.width();
arrow_height = arrow_size.height();
} else {
// Sadly I didn't see a specify metrics for this.
arrow_width = GetSystemMetrics(SM_CXMENUCHECK);
arrow_height = GetSystemMetrics(SM_CYMENUCHECK);
}
gfx::Size gutter_size = NativeThemeWin::instance()->GetPartSize(
NativeTheme::kMenuPopupGutter, NativeTheme::kNormal, extra);
if (!gutter_size.IsEmpty()) {
gutter_width = gutter_size.width();
render_gutter = true;
} else {
gutter_width = 0;
render_gutter = false;
}
gfx::Size separator_size = NativeThemeWin::instance()->GetPartSize(
NativeTheme::kMenuPopupSeparator, NativeTheme::kNormal, extra);
if (!separator_size.IsEmpty()) {
separator_height = separator_size.height();
} else {
// -1 makes separator centered.
separator_height = GetSystemMetrics(SM_CYMENU) / 2 - 1;
}
// On Windows, having some menus use wider spacing than others looks wrong.
// See http://crbug.com/88875
item_no_icon_bottom_margin = item_bottom_margin;
item_no_icon_top_margin = item_top_margin;
if (NativeTheme::IsNewMenuStyleEnabled())
AdjustForCommonTheme();
BOOL show_cues;
show_mnemonics =
(SystemParametersInfo(SPI_GETKEYBOARDCUES, 0, &show_cues, 0) &&
show_cues == TRUE);
SystemParametersInfo(SPI_GETMENUSHOWDELAY, 0, &show_delay, 0);
}
// static
const MenuConfig& MenuConfig::instance(const ui::NativeTheme* theme) {
// NOTE: |theme| may be NULL if used before the menu is running.
if (!theme || theme == NativeThemeWin::instance()) {
static MenuConfig* win_instance = NULL;
if (!win_instance)
win_instance = new MenuConfig(NativeThemeWin::instance());
return *win_instance;
}
static MenuConfig* views_instance = NULL;
if (!views_instance)
views_instance = new MenuConfig(theme);
return *views_instance;
}
} // namespace views
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