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// Copyright 2008, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "chrome/browser/tabs/tab.h"
#include "base/gfx/size.h"
#include "chrome/browser/tab_contents.h"
#include "chrome/browser/tabs/tab_strip.h"
#include "chrome/browser/profile.h"
#include "chrome/browser/user_metrics.h"
#include "chrome/common/l10n_util.h"
#include "chrome/common/resource_bundle.h"
#include "chrome/views/tooltip_manager.h"
#include "generated_resources.h"
const std::string Tab::kTabClassName = "browser/tabs/Tab";
///////////////////////////////////////////////////////////////////////////////
// Tab, public:
Tab::Tab(TabDelegate* delegate)
: TabRenderer(),
delegate_(delegate),
closing_(false) {
close_button()->SetListener(this, 0);
close_button()->SetAccessibleName(l10n_util::GetString(IDS_ACCNAME_CLOSE));
close_button()->SetAnimationDuration(0);
}
Tab::~Tab() {
}
///////////////////////////////////////////////////////////////////////////////
// Tab, TabRenderer overrides:
bool Tab::IsSelected() const {
return delegate_->IsTabSelected(this);
}
///////////////////////////////////////////////////////////////////////////////
// Tab, ChromeViews::View overrides:
bool Tab::OnMousePressed(const ChromeViews::MouseEvent& event) {
if (event.IsOnlyLeftMouseButton()) {
// Store whether or not we were selected just now... we only want to be
// able to drag foreground tabs, so we don't start dragging the tab if
// it was in the background.
bool just_selected = !IsSelected();
if (just_selected)
delegate_->SelectTab(this);
delegate_->MaybeStartDrag(this, event);
}
return true;
}
bool Tab::OnMouseDragged(const ChromeViews::MouseEvent& event) {
delegate_->ContinueDrag(event);
return true;
}
void Tab::OnMouseReleased(const ChromeViews::MouseEvent& event,
bool canceled) {
// Notify the drag helper that we're done with any potential drag operations.
// Clean up the drag helper, which is re-created on the next mouse press.
delegate_->EndDrag(canceled);
if (event.IsOnlyRightMouseButton()) {
CPoint screen_point = event.GetLocation();
ConvertPointToScreen(this, &screen_point);
RunContextMenuAt(gfx::Point(screen_point));
} else if (event.IsMiddleMouseButton()) {
delegate_->CloseTab(this);
}
}
bool Tab::GetTooltipText(int x, int y, std::wstring* tooltip) {
std::wstring title = GetTitle();
if (!title.empty()) {
// Only show the tooltip if the title is truncated.
ChromeFont font;
if (font.GetStringWidth(title) > title_bounds().width()) {
*tooltip = title;
return true;
}
}
return false;
}
bool Tab::GetTooltipTextOrigin(int x, int y, CPoint* origin) {
ChromeFont font;
origin->x = title_bounds().x() + 10;
origin->y = -ChromeViews::TooltipManager::GetTooltipHeight() - 4;
return true;
}
bool Tab::GetAccessibleRole(VARIANT* role) {
DCHECK(role);
role->vt = VT_I4;
role->lVal = ROLE_SYSTEM_PAGETAB;
return true;
}
bool Tab::GetAccessibleName(std::wstring* name) {
*name = GetTitle();
return !name->empty();
}
///////////////////////////////////////////////////////////////////////////////
// Tab, ChromeViews::Menu::Delegate implementation:
bool Tab::IsCommandEnabled(int id) const {
return delegate_->IsCommandEnabledForTab(
static_cast<TabStripModel::ContextMenuCommand>(id), this);
}
void Tab::ExecuteCommand(int id) {
delegate_->ExecuteCommandForTab(
static_cast<TabStripModel::ContextMenuCommand>(id), this);
}
///////////////////////////////////////////////////////////////////////////////
// ChromeViews::BaseButton::ButtonListener implementation:
void Tab::ButtonPressed(ChromeViews::BaseButton* sender) {
if (sender == close_button())
delegate_->CloseTab(this);
}
///////////////////////////////////////////////////////////////////////////////
// Tab, private
void Tab::RunContextMenuAt(const gfx::Point& screen_point) {
Menu menu(this, Menu::TOPLEFT, GetViewContainer()->GetHWND());
menu.AppendMenuItem(TabStripModel::CommandNewTab,
l10n_util::GetString(IDS_TAB_CXMENU_NEWTAB),
Menu::NORMAL);
menu.AppendSeparator();
menu.AppendMenuItem(TabStripModel::CommandReload,
l10n_util::GetString(IDS_TAB_CXMENU_RELOAD),
Menu::NORMAL);
menu.AppendMenuItem(TabStripModel::CommandDuplicate,
l10n_util::GetString(IDS_TAB_CXMENU_DUPLICATE),
Menu::NORMAL);
menu.AppendSeparator();
menu.AppendMenuItem(TabStripModel::CommandCloseTab,
l10n_util::GetString(IDS_TAB_CXMENU_CLOSETAB),
Menu::NORMAL);
menu.AppendMenuItem(TabStripModel::CommandCloseOtherTabs,
l10n_util::GetString(IDS_TAB_CXMENU_CLOSEOTHERTABS),
Menu::NORMAL);
menu.AppendMenuItem(TabStripModel::CommandCloseTabsToRight,
l10n_util::GetString(IDS_TAB_CXMENU_CLOSETABSTORIGHT),
Menu::NORMAL);
menu.AppendMenuItem(TabStripModel::CommandCloseTabsOpenedBy,
l10n_util::GetString(IDS_TAB_CXMENU_CLOSETABSOPENEDBY),
Menu::NORMAL);
menu.RunMenuAt(screen_point.x(), screen_point.y());
}
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