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// Copyright 2013 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 "components/constrained_window/constrained_window_views.h"
#include "components/web_modal/test_web_contents_modal_dialog_host.h"
#include "ui/gfx/geometry/point.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/views/border.h"
#include "ui/views/test/views_test_base.h"
#include "ui/views/widget/widget.h"
#include "ui/views/window/dialog_delegate.h"
using views::Widget;
namespace constrained_window {
namespace {
class DialogContents : public views::DialogDelegateView {
public:
DialogContents() {}
~DialogContents() override {}
void set_preferred_size(const gfx::Size& preferred_size) {
preferred_size_ = preferred_size;
}
// Overriden from DialogDelegateView:
views::View* GetContentsView() override { return this; }
gfx::Size GetPreferredSize() const override { return preferred_size_; }
gfx::Size GetMinimumSize() const override { return gfx::Size(); }
private:
gfx::Size preferred_size_;
DISALLOW_COPY_AND_ASSIGN(DialogContents);
};
class ConstrainedWindowViewsTest : public views::ViewsTestBase {
public:
ConstrainedWindowViewsTest() : contents_(nullptr), dialog_(nullptr) {}
~ConstrainedWindowViewsTest() override {}
void SetUp() override {
views::ViewsTestBase::SetUp();
contents_ = new DialogContents;
dialog_ = views::DialogDelegate::CreateDialogWidget(
contents_, GetContext(), nullptr);
dialog_host_.reset(new web_modal::TestWebContentsModalDialogHost(
dialog_->GetNativeView()));
dialog_host_->set_max_dialog_size(gfx::Size(5000, 5000));
// Make sure the dialog size is dominated by the preferred size of the
// contents.
gfx::Size preferred_size = dialog()->GetRootView()->GetPreferredSize();
preferred_size.Enlarge(500, 500);
contents()->set_preferred_size(preferred_size);
}
void TearDown() override {
contents_ = nullptr;
dialog_host_.reset();
dialog_->CloseNow();
ViewsTestBase::TearDown();
}
gfx::Size GetDialogSize() {
return dialog()->GetRootView()->GetBoundsInScreen().size();
}
DialogContents* contents() { return contents_; }
web_modal::TestWebContentsModalDialogHost* dialog_host() {
return dialog_host_.get();
}
Widget* dialog() { return dialog_; }
private:
DialogContents* contents_;
scoped_ptr<web_modal::TestWebContentsModalDialogHost> dialog_host_;
Widget* dialog_;
DISALLOW_COPY_AND_ASSIGN(ConstrainedWindowViewsTest);
};
} // namespace
// Make sure a dialog that increases its preferred size grows on the next
// position update.
TEST_F(ConstrainedWindowViewsTest, GrowModalDialogSize) {
UpdateWidgetModalDialogPosition(dialog(), dialog_host());
gfx::Size expected_size = GetDialogSize();
gfx::Size preferred_size = contents()->GetPreferredSize();
expected_size.Enlarge(50, 50);
preferred_size.Enlarge(50, 50);
contents()->set_preferred_size(preferred_size);
UpdateWidgetModalDialogPosition(dialog(), dialog_host());
EXPECT_EQ(expected_size.ToString(), GetDialogSize().ToString());
}
// Make sure a dialog that reduces its preferred size shrinks on the next
// position update.
TEST_F(ConstrainedWindowViewsTest, ShrinkModalDialogSize) {
UpdateWidgetModalDialogPosition(dialog(), dialog_host());
gfx::Size expected_size = GetDialogSize();
gfx::Size preferred_size = contents()->GetPreferredSize();
expected_size.Enlarge(-50, -50);
preferred_size.Enlarge(-50, -50);
contents()->set_preferred_size(preferred_size);
UpdateWidgetModalDialogPosition(dialog(), dialog_host());
EXPECT_EQ(expected_size.ToString(), GetDialogSize().ToString());
}
// Make sure browser modal dialogs are not affected by restrictions on web
// content modal dialog maximum sizes.
TEST_F(ConstrainedWindowViewsTest, MaximumBrowserDialogSize) {
UpdateWidgetModalDialogPosition(dialog(), dialog_host());
gfx::Size dialog_size = GetDialogSize();
gfx::Size max_dialog_size = dialog_size;
max_dialog_size.Enlarge(-50, -50);
dialog_host()->set_max_dialog_size(max_dialog_size);
UpdateWidgetModalDialogPosition(dialog(), dialog_host());
EXPECT_EQ(dialog_size.ToString(), GetDialogSize().ToString());
}
// Web content modal dialogs should not get a size larger than what the dialog
// host gives as the maximum size.
TEST_F(ConstrainedWindowViewsTest, MaximumWebContentsDialogSize) {
UpdateWebContentsModalDialogPosition(dialog(), dialog_host());
gfx::Size full_dialog_size = GetDialogSize();
gfx::Size max_dialog_size = full_dialog_size;
max_dialog_size.Enlarge(-50, -50);
dialog_host()->set_max_dialog_size(max_dialog_size);
UpdateWebContentsModalDialogPosition(dialog(), dialog_host());
// The top border of the dialog is intentionally drawn outside the area
// specified by the dialog host, so add it to the size the dialog is expected
// to occupy.
gfx::Size expected_size = max_dialog_size;
views::Border* border = dialog()->non_client_view()->frame_view()->border();
if (border)
expected_size.Enlarge(0, border->GetInsets().top());
EXPECT_EQ(expected_size.ToString(), GetDialogSize().ToString());
// Increasing the maximum dialog size should bring the dialog back to its
// original size.
max_dialog_size.Enlarge(100, 100);
dialog_host()->set_max_dialog_size(max_dialog_size);
UpdateWebContentsModalDialogPosition(dialog(), dialog_host());
EXPECT_EQ(full_dialog_size.ToString(), GetDialogSize().ToString());
}
} // namespace constrained_window
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