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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/reload_button.h"
#include "app/l10n_util.h"
#include "chrome/app/chrome_dll_resource.h"
#include "chrome/browser/browser.h"
#include "chrome/browser/views/event_utils.h"
#include "chrome/browser/views/location_bar/location_bar_view.h"
#include "grit/generated_resources.h"
////////////////////////////////////////////////////////////////////////////////
// ReloadButton, public:
ReloadButton::ReloadButton(LocationBarView* location_bar, Browser* browser)
: ALLOW_THIS_IN_INITIALIZER_LIST(ToggleImageButton(this)),
location_bar_(location_bar),
browser_(browser),
intended_mode_(MODE_RELOAD),
visible_mode_(MODE_RELOAD) {
DCHECK(location_bar_);
}
ReloadButton::~ReloadButton() {
}
void ReloadButton::ChangeMode(Mode mode, bool force) {
intended_mode_ = mode;
// If the change is forced, or the user isn't hovering the icon, or it's safe
// to change it to the other image type, make the change immediately;
// otherwise we'll let it happen later.
if (force || (state() != BS_HOT) || ((mode == MODE_STOP) ?
!timer_.IsRunning() : (visible_mode_ != MODE_STOP))) {
timer_.Stop();
SetToggled(mode == MODE_STOP);
visible_mode_ = mode;
}
}
////////////////////////////////////////////////////////////////////////////////
// ReloadButton, views::ButtonListener implementation:
void ReloadButton::ButtonPressed(views::Button* button,
const views::Event& event) {
if (visible_mode_ == MODE_STOP) {
browser_->Stop();
// The user has clicked, so we can feel free to update the button,
// even if the mouse is still hovering.
ChangeMode(MODE_RELOAD, true);
} else if (!timer_.IsRunning()) {
// Shift-clicking or ctrl-clicking the reload button means we should ignore
// any cached content.
// TODO(avayvod): eliminate duplication of this logic in
// CompactLocationBarView.
int command;
int flags = mouse_event_flags();
if (event.IsShiftDown() || event.IsControlDown()) {
command = IDC_RELOAD_IGNORING_CACHE;
// Mask off shift/ctrl so they aren't interpreted as affecting the
// disposition below.
flags &= ~(views::Event::EF_SHIFT_DOWN | views::Event::EF_CONTROL_DOWN);
} else {
command = IDC_RELOAD;
}
WindowOpenDisposition disposition =
event_utils::DispositionFromEventFlags(flags);
if (disposition == CURRENT_TAB) {
// Forcibly reset the location bar, since otherwise it won't discard any
// ongoing user edits, since it doesn't realize this is a user-initiated
// action.
location_bar_->Revert();
}
browser_->ExecuteCommandWithDisposition(command, disposition);
// Stop the timer.
timer_.Stop();
// Start a timer - while this timer is running, the reload 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).
timer_.Start(base::TimeDelta::FromMilliseconds(GetDoubleClickTimeMS()),
this, &ReloadButton::OnButtonTimer);
}
}
////////////////////////////////////////////////////////////////////////////////
// ReloadButton, View overrides:
void ReloadButton::OnMouseExited(const views::MouseEvent& e) {
ChangeMode(intended_mode_, true);
if (state() != BS_DISABLED)
SetState(BS_NORMAL);
}
bool ReloadButton::GetTooltipText(const gfx::Point& p, std::wstring* tooltip) {
tooltip->assign(l10n_util::GetString((visible_mode_ == MODE_RELOAD) ?
IDS_TOOLTIP_RELOAD : IDS_TOOLTIP_STOP));
return true;
}
////////////////////////////////////////////////////////////////////////////////
// ReloadButton, private:
void ReloadButton::OnButtonTimer() {
ChangeMode(intended_mode_, true);
}
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