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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/app_list/app_list_view.h"
#include "base/string_util.h"
#include "ui/app_list/app_list_bubble_border.h"
#include "ui/app_list/app_list_constants.h"
#include "ui/app_list/app_list_item_view.h"
#include "ui/app_list/app_list_model.h"
#include "ui/app_list/app_list_view_delegate.h"
#include "ui/app_list/contents_view.h"
#include "ui/app_list/pagination_model.h"
#include "ui/app_list/search_box_model.h"
#include "ui/app_list/search_box_view.h"
#include "ui/base/events/event.h"
#include "ui/gfx/insets.h"
#include "ui/views/bubble/bubble_frame_view.h"
#include "ui/views/controls/textfield/textfield.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/widget/widget.h"
namespace app_list {
namespace {
// Inner padding space in pixels of bubble contents.
const int kInnerPadding = 1;
// The distance between the arrow tip and edge of the anchor view.
const int kArrowOffset = 10;
} // namespace
////////////////////////////////////////////////////////////////////////////////
// AppListView:
AppListView::AppListView(AppListViewDelegate* delegate)
: delegate_(delegate),
bubble_border_(NULL),
search_box_view_(NULL),
contents_view_(NULL) {
}
AppListView::~AppListView() {
// Deletes all child views while the models are still valid.
RemoveAllChildViews(true);
}
void AppListView::InitAsBubble(
gfx::NativeView parent,
PaginationModel* pagination_model,
views::View* anchor,
const gfx::Point& anchor_point,
views::BubbleBorder::ArrowLocation arrow_location) {
#if defined(OS_WIN)
set_background(views::Background::CreateSolidBackground(
kContentsBackgroundColor));
#else
set_background(NULL);
#endif
SetLayoutManager(new views::BoxLayout(views::BoxLayout::kVertical,
kInnerPadding,
kInnerPadding,
kInnerPadding));
search_box_view_ = new SearchBoxView(this);
AddChildView(search_box_view_);
contents_view_ = new ContentsView(this, pagination_model);
AddChildView(contents_view_);
search_box_view_->set_contents_view(contents_view_);
set_anchor_view(anchor);
set_anchor_point(anchor_point);
set_margins(gfx::Insets());
set_move_with_anchor(true);
set_parent_window(parent);
set_close_on_deactivate(false);
set_anchor_insets(gfx::Insets(kArrowOffset, kArrowOffset, kArrowOffset,
kArrowOffset));
views::BubbleDelegateView::CreateBubble(this);
// Overrides border with AppListBubbleBorder.
bubble_border_ = new AppListBubbleBorder(this, search_box_view_);
GetBubbleFrameView()->SetBubbleBorder(bubble_border_);
SetBubbleArrowLocation(arrow_location);
#if !defined(OS_WIN)
// Resets default background since AppListBubbleBorder paints background.
GetBubbleFrameView()->set_background(NULL);
contents_view_->SetPaintToLayer(true);
contents_view_->SetFillsBoundsOpaquely(false);
contents_view_->layer()->SetMasksToBounds(true);
#endif
CreateModel();
}
void AppListView::SetBubbleArrowLocation(
views::BubbleBorder::ArrowLocation arrow_location) {
DCHECK(bubble_border_);
bubble_border_->set_arrow_location(arrow_location);
SizeToContents(); // Recalcuates with new border.
}
void AppListView::Close() {
if (delegate_.get())
delegate_->Close();
else
GetWidget()->Close();
}
void AppListView::UpdateBounds() {
SizeToContents();
}
void AppListView::CreateModel() {
if (delegate_.get()) {
// Creates a new model and update all references before releasing old one.
scoped_ptr<AppListModel> new_model(new AppListModel);
delegate_->SetModel(new_model.get());
search_box_view_->SetModel(new_model->search_box());
contents_view_->SetModel(new_model.get());
model_.reset(new_model.release());
}
}
views::View* AppListView::GetInitiallyFocusedView() {
return search_box_view_->search_box();
}
gfx::ImageSkia AppListView::GetWindowAppIcon() {
if (delegate_.get())
return delegate_->GetWindowAppIcon();
return gfx::ImageSkia();
}
bool AppListView::HasHitTestMask() const {
return true;
}
void AppListView::GetHitTestMask(gfx::Path* mask) const {
DCHECK(mask);
bubble_border_->GetMask(GetBubbleFrameView()->bounds(), mask);
}
bool AppListView::OnKeyPressed(const ui::KeyEvent& event) {
if (event.key_code() == ui::VKEY_ESCAPE) {
Close();
return true;
}
return false;
}
void AppListView::ButtonPressed(views::Button* sender, const ui::Event& event) {
if (sender->GetClassName() != AppListItemView::kViewClassName)
return;
if (delegate_.get()) {
delegate_->ActivateAppListItem(
static_cast<AppListItemView*>(sender)->model(),
event.flags());
}
Close();
}
gfx::Rect AppListView::GetBubbleBounds() {
// This happens before replacing the default border.
if (!bubble_border_)
return views::BubbleDelegateView::GetBubbleBounds();
const gfx::Rect anchor_rect = GetAnchorRect();
gfx::Rect bubble_rect = GetBubbleFrameView()->GetUpdatedWindowBounds(
anchor_rect,
GetPreferredSize(),
false /* try_mirroring_arrow */);
const gfx::Point old_offset = bubble_border_->offset();
bubble_rect = bubble_border_->ComputeOffsetAndUpdateBubbleRect(bubble_rect,
anchor_rect);
// Repaints border if arrow offset is changed.
if (bubble_border_->offset() != old_offset)
GetBubbleFrameView()->SchedulePaint();
return bubble_rect;
}
void AppListView::QueryChanged(SearchBoxView* sender) {
string16 query;
TrimWhitespace(model_->search_box()->text(), TRIM_ALL, &query);
bool should_show_search = !query.empty();
contents_view_->ShowSearchResults(should_show_search);
if (delegate_.get()) {
if (should_show_search)
delegate_->StartSearch();
else
delegate_->StopSearch();
}
}
void AppListView::OpenResult(const SearchResult& result, int event_flags) {
if (delegate_.get())
delegate_->OpenSearchResult(result, event_flags);
}
void AppListView::InvokeResultAction(const SearchResult& result,
int action_index,
int event_flags) {
if (delegate_.get())
delegate_->InvokeSearchResultAction(result, action_index, event_flags);
}
} // namespace app_list
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