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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/views/go_button.h"
#include "chrome/app/chrome_dll_resource.h"
#include "chrome/browser/views/location_bar_view.h"
#include "chrome/common/l10n_util.h"
#include "generated_resources.h"
GoButton::GoButton(LocationBarView* location_bar,
CommandController* controller) : ToggleButton(),
location_bar_(location_bar),
controller_(controller),
intended_mode_(MODE_GO),
visible_mode_(MODE_GO),
button_delay_(NULL),
stop_timer_(this) {
DCHECK(location_bar_);
}
GoButton::~GoButton() {
stop_timer_.RevokeAll();
}
void GoButton::NotifyClick(int mouse_event_flags) {
if (visible_mode_ == MODE_STOP) {
controller_->ExecuteCommand(IDC_STOP);
// The user has clicked, so we can feel free to update the button,
// even if the mouse is still hovering.
ChangeMode(MODE_GO);
} else if (visible_mode_ == MODE_GO && stop_timer_.empty()) {
// If the go button is visible and not within the doubleclick timer, go.
controller_->ExecuteCommand(IDC_GO);
// Figure out the system double-click time.
if (button_delay_ == NULL)
button_delay_ = GetDoubleClickTime();
// Stop any existing timers.
stop_timer_.RevokeAll();
// Start a timer - while this timer is running, the go button
// cannot be changed to a stop button. We do not set intended_mode_
// to MODE_STOP here as we want to wait for the browser to tell
// us that it has started loading (and this may occur only after
// some delay).
MessageLoop::current()->PostDelayedTask(FROM_HERE,
stop_timer_.NewRunnableMethod(&GoButton::OnButtonTimer),
button_delay_);
}
}
void GoButton::OnMouseExited(const ChromeViews::MouseEvent& e) {
using namespace ChromeViews;
if (visible_mode_ != intended_mode_)
ChangeMode(intended_mode_);
if (GetState() != BS_DISABLED)
SetState(BS_NORMAL);
}
void GoButton::ChangeMode(Mode mode) {
stop_timer_.RevokeAll();
SetToggled(mode == MODE_STOP);
intended_mode_ = mode;
visible_mode_ = mode;
}
void GoButton::ScheduleChangeMode(Mode mode) {
if (mode == MODE_STOP) {
// If we still have a timer running, we can't yet change to a stop sign,
// so we'll queue up the change for when the timer expires or for when
// the mouse exits the button.
if (!stop_timer_.empty() && GetState() == BS_HOT) {
intended_mode_ = MODE_STOP;
} else {
ChangeMode(MODE_STOP);
}
} else {
// If we want to change the button to a go button, but the user's mouse
// is hovering, don't change the mode just yet - this prevents the
// stop button changing to a go under the user's mouse cursor.
if (visible_mode_ == MODE_STOP && GetState() == BS_HOT) {
intended_mode_ = MODE_GO;
} else {
ChangeMode(MODE_GO);
}
}
}
void GoButton::OnButtonTimer() {
if (intended_mode_ != visible_mode_)
ChangeMode(intended_mode_);
stop_timer_.RevokeAll();
}
bool GoButton::GetTooltipText(int x, int y, std::wstring* tooltip) {
if (visible_mode_ == MODE_STOP) {
tooltip->assign(l10n_util::GetString(IDS_TOOLTIP_STOP));
return true;
}
std::wstring current_text(location_bar_->location_entry()->GetText());
if (current_text.empty())
return false;
// Need to make sure the text direction is adjusted based on the locale so
// that pure LTR strings are displayed appropriately on RTL locales. For
// example, not adjusting the string will cause the URL
// "http://www.google.com/" to be displayed in the tooltip as
// "/http://www.google.com".
//
// Note that we mark the URL's text as LTR (instead of examining the
// characters and guessing the text directionality) since URLs are always
// treated as left-to-right text, even when they contain RTL characters.
if (l10n_util::GetTextDirection() == l10n_util::RIGHT_TO_LEFT)
l10n_util::WrapStringWithLTRFormatting(¤t_text);
// TODO(pkasting): http://b/868940 Use the right strings at the right times by
// asking the autocomplete system what to do. Don't hardcode "Google" as the
// search provider name.
tooltip->assign(true ?
l10n_util::GetStringF(IDS_TOOLTIP_GO_SITE, current_text) :
l10n_util::GetStringF(IDS_TOOLTIP_GO_SEARCH, L"Google", current_text));
return true;
}
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