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// Copyright (c) 2010 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 "chrome/browser/views/tabs/side_tab_strip.h"
#include "chrome/browser/views/tabs/side_tab.h"
#include "chrome/browser/view_ids.h"
#include "views/background.h"
namespace {
const int kVerticalTabSpacing = 2;
const int kTabStripWidth = 140;
const SkColor kBackgroundColor = SkColorSetARGB(255, 209, 220, 248);
}
// static
const int SideTabStrip::kTabStripInset = 3;
////////////////////////////////////////////////////////////////////////////////
// SideTabStrip, public:
SideTabStrip::SideTabStrip(TabStripController* controller)
: BaseTabStrip(controller, BaseTabStrip::VERTICAL_TAB_STRIP) {
SetID(VIEW_ID_TAB_STRIP);
set_background(views::Background::CreateSolidBackground(kBackgroundColor));
}
SideTabStrip::~SideTabStrip() {
DestroyDragController();
}
////////////////////////////////////////////////////////////////////////////////
// SideTabStrip, BaseTabStrip implementation:
int SideTabStrip::GetPreferredHeight() {
return 0;
}
void SideTabStrip::SetBackgroundOffset(const gfx::Point& offset) {
}
bool SideTabStrip::IsPositionInWindowCaption(const gfx::Point& point) {
return GetViewForPoint(point) == this;
}
void SideTabStrip::SetDraggedTabBounds(int tab_index,
const gfx::Rect& tab_bounds) {
}
TabStrip* SideTabStrip::AsTabStrip() {
return NULL;
}
void SideTabStrip::StartHighlight(int model_index) {
}
void SideTabStrip::StopAllHighlighting() {
}
BaseTab* SideTabStrip::CreateTabForDragging() {
SideTab* tab = new SideTab(NULL);
// Make sure the dragged tab shares our theme provider. We need to explicitly
// do this as during dragging there isn't a theme provider.
tab->set_theme_provider(GetThemeProvider());
return tab;
}
void SideTabStrip::RemoveTabAt(int model_index) {
StartRemoveTabAnimation(model_index);
}
void SideTabStrip::SelectTabAt(int old_model_index, int new_model_index) {
GetBaseTabAtModelIndex(new_model_index)->SchedulePaint();
}
void SideTabStrip::TabTitleChangedNotLoading(int model_index) {
}
void SideTabStrip::SetTabData(int model_index, const TabRendererData& data) {
BaseTab* tab = GetBaseTabAtModelIndex(model_index);
tab->SetData(data);
tab->SchedulePaint();
}
gfx::Size SideTabStrip::GetPreferredSize() {
return gfx::Size(kTabStripWidth, 0);
}
void SideTabStrip::PaintChildren(gfx::Canvas* canvas) {
// Make sure the dragged tab appears on top of all others by paint it last.
BaseTab* dragging_tab = NULL;
for (int i = tab_count() - 1; i >= 0; --i) {
BaseTab* tab = base_tab_at_tab_index(i);
if (tab->dragging())
dragging_tab = tab;
else
tab->ProcessPaint(canvas);
}
if (dragging_tab)
dragging_tab->ProcessPaint(canvas);
}
BaseTab* SideTabStrip::CreateTab() {
return new SideTab(this);
}
void SideTabStrip::GenerateIdealBounds() {
gfx::Rect layout_rect = GetLocalBounds(false);
layout_rect.Inset(kTabStripInset, kTabStripInset);
int y = layout_rect.y();
for (int i = 0; i < tab_count(); ++i) {
BaseTab* tab = base_tab_at_tab_index(i);
if (!tab->closing()) {
gfx::Rect bounds = gfx::Rect(layout_rect.x(), y, layout_rect.width(),
tab->GetPreferredSize().height());
set_ideal_bounds(i, bounds);
y = bounds.bottom() + kVerticalTabSpacing;
}
}
}
void SideTabStrip::StartInsertTabAnimation(int model_index, bool foreground) {
PrepareForAnimation();
GenerateIdealBounds();
int tab_data_index = ModelIndexToTabIndex(model_index);
BaseTab* tab = base_tab_at_tab_index(tab_data_index);
if (model_index == 0) {
tab->SetBounds(ideal_bounds(tab_data_index).x(), 0,
ideal_bounds(tab_data_index).width(), 0);
} else {
BaseTab* last_tab = base_tab_at_tab_index(tab_data_index - 1);
tab->SetBounds(last_tab->x(), last_tab->bounds().bottom(),
ideal_bounds(tab_data_index).width(), 0);
}
AnimateToIdealBounds();
}
void SideTabStrip::StartMoveTabAnimation() {
PrepareForAnimation();
GenerateIdealBounds();
AnimateToIdealBounds();
}
void SideTabStrip::StopAnimating(bool layout) {
if (!IsAnimating())
return;
bounds_animator().Cancel();
if (layout)
Layout();
}
void SideTabStrip::AnimateToIdealBounds() {
for (int i = 0; i < tab_count(); ++i) {
BaseTab* tab = base_tab_at_tab_index(i);
if (!tab->closing() && !tab->dragging())
bounds_animator().AnimateViewTo(tab, ideal_bounds(i));
}
}
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