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// Copyright 2016 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 "libcef/browser/views/box_layout_impl.h"
#include "libcef/browser/thread_util.h"
#include "libcef/browser/views/view_util.h"
// static
CefRefPtr<CefBoxLayoutImpl> CefBoxLayoutImpl::Create(
const CefBoxLayoutSettings& settings,
views::View* owner_view) {
CEF_REQUIRE_UIT_RETURN(nullptr);
CefRefPtr<CefBoxLayoutImpl> impl = new CefBoxLayoutImpl(settings);
impl->Initialize(owner_view);
return impl;
}
void CefBoxLayoutImpl::SetFlexForView(CefRefPtr<CefView> view, int flex) {
CEF_REQUIRE_VALID_RETURN_VOID();
DCHECK_GE(flex, 0);
if (flex < 0) {
return;
}
DCHECK(view && view->IsValid() && view->IsAttached());
if (!view || !view->IsValid() || !view->IsAttached()) {
return;
}
views::View* view_ptr = view_util::GetFor(view);
DCHECK_EQ(view_ptr->parent(), owner_view());
if (view_ptr->parent() != owner_view()) {
return;
}
layout()->SetFlexForView(view_ptr, flex);
}
void CefBoxLayoutImpl::ClearFlexForView(CefRefPtr<CefView> view) {
CEF_REQUIRE_VALID_RETURN_VOID();
DCHECK(view && view->IsValid() && view->IsAttached());
if (!view || !view->IsValid() || !view->IsAttached()) {
return;
}
views::View* view_ptr = view_util::GetFor(view);
DCHECK_EQ(view_ptr->parent(), owner_view());
if (view_ptr->parent() != owner_view()) {
return;
}
layout()->ClearFlexForView(view_ptr);
}
CefBoxLayoutImpl::CefBoxLayoutImpl(const CefBoxLayoutSettings& settings)
: settings_(settings) {}
views::BoxLayout* CefBoxLayoutImpl::CreateLayout() {
views::BoxLayout* layout = new views::BoxLayout(
settings_.horizontal ? views::BoxLayout::Orientation::kHorizontal
: views::BoxLayout::Orientation::kVertical,
gfx::Insets::VH(settings_.inside_border_vertical_spacing,
settings_.inside_border_horizontal_spacing),
settings_.between_child_spacing);
layout->set_main_axis_alignment(
static_cast<views::BoxLayout::MainAxisAlignment>(
settings_.main_axis_alignment));
layout->set_cross_axis_alignment(
static_cast<views::BoxLayout::CrossAxisAlignment>(
settings_.cross_axis_alignment));
layout->set_inside_border_insets(gfx::Insets::TLBR(
settings_.inside_border_insets.top, settings_.inside_border_insets.left,
settings_.inside_border_insets.bottom,
settings_.inside_border_insets.right));
layout->set_minimum_cross_axis_size(settings_.minimum_cross_axis_size);
if (settings_.default_flex > 0) {
layout->SetDefaultFlex(settings_.default_flex);
}
return layout;
}
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