cef/tests/cefclient/browser/views_style.cc

112 lines
3.1 KiB
C++

// Copyright (c) 2017 The Chromium Embedded Framework 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 "tests/cefclient/browser/views_style.h"
#include "tests/cefclient/browser/main_context.h"
namespace client {
namespace views_style {
namespace {
cef_color_t g_background_color = 0;
cef_color_t g_background_hover_color = 0;
cef_color_t g_text_color = 0;
int GetShade(int component) {
return (component < 127) ? component + 75 : component - 75;
}
void MaybeInitialize() {
static bool initialized = false;
if (initialized)
return;
g_background_color = MainContext::Get()->GetBackgroundColor();
if (g_background_color != 0) {
// Use a slightly modified shade of the background color for hover.
g_background_hover_color =
CefColorSetARGB(255, GetShade(CefColorGetR(g_background_color)),
GetShade(CefColorGetG(g_background_color)),
GetShade(CefColorGetB(g_background_color)));
// Invert the background color for text.
g_text_color = CefColorSetARGB(255, 255 - CefColorGetR(g_background_color),
255 - CefColorGetG(g_background_color),
255 - CefColorGetB(g_background_color));
}
initialized = true;
}
} // namespace
bool IsSet() {
MaybeInitialize();
return g_background_color != 0;
}
void ApplyBackgroundTo(CefRefPtr<CefView> view) {
if (!IsSet())
return;
view->SetBackgroundColor(g_background_color);
}
void ApplyTo(CefRefPtr<CefPanel> panel) {
if (!IsSet())
return;
panel->SetBackgroundColor(g_background_color);
}
void ApplyTo(CefRefPtr<CefLabelButton> label_button) {
if (!IsSet())
return;
// All text except disabled gets the same color.
label_button->SetEnabledTextColors(g_text_color);
label_button->SetTextColor(CEF_BUTTON_STATE_DISABLED,
g_background_hover_color);
label_button->SetBackgroundColor(g_background_color);
}
void ApplyTo(CefRefPtr<CefTextfield> textfield) {
if (!IsSet())
return;
textfield->SetBackgroundColor(g_background_color);
textfield->SetTextColor(g_text_color);
}
void ApplyTo(CefRefPtr<CefMenuModel> menu_model) {
if (!IsSet())
return;
// All text except non-hovered accelerator gets the same color.
menu_model->SetColorAt(-1, CEF_MENU_COLOR_TEXT, g_text_color);
menu_model->SetColorAt(-1, CEF_MENU_COLOR_TEXT_HOVERED, g_text_color);
menu_model->SetColorAt(-1, CEF_MENU_COLOR_TEXT_ACCELERATOR,
g_background_hover_color);
menu_model->SetColorAt(-1, CEF_MENU_COLOR_TEXT_ACCELERATOR_HOVERED,
g_text_color);
menu_model->SetColorAt(-1, CEF_MENU_COLOR_BACKGROUND, g_background_color);
menu_model->SetColorAt(-1, CEF_MENU_COLOR_BACKGROUND_HOVERED,
g_background_hover_color);
// Recursively color sub-menus.
for (size_t i = 0; i < menu_model->GetCount(); ++i) {
if (menu_model->GetTypeAt(i) == MENUITEMTYPE_SUBMENU)
ApplyTo(menu_model->GetSubMenuAt(i));
}
}
} // namespace views_style
} // namespace client