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// Copyright (c) 2006-2008 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/html_dialog_view.h"
#include "app/keyboard_codes.h"
#include "chrome/browser/browser.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/browser/views/window.h"
#include "chrome/common/native_web_keyboard_event.h"
#include "views/widget/root_view.h"
#include "views/widget/widget.h"
#include "views/window/window.h"
#if defined(OS_LINUX)
#include "views/window/window_gtk.h"
#endif
namespace browser {
// Declared in browser_dialogs.h so that others don't need to depend on our .h.
void ShowHtmlDialogView(gfx::NativeWindow parent, Profile* profile,
HtmlDialogUIDelegate* delegate) {
HtmlDialogView* html_view =
new HtmlDialogView(profile, delegate);
browser::CreateViewsWindow(parent, gfx::Rect(), html_view);
html_view->InitDialog();
html_view->window()->Show();
}
} // namespace browser
////////////////////////////////////////////////////////////////////////////////
// HtmlDialogView, public:
HtmlDialogView::HtmlDialogView(Profile* profile,
HtmlDialogUIDelegate* delegate)
: DOMView(),
HtmlDialogTabContentsDelegate(profile),
delegate_(delegate) {
}
HtmlDialogView::~HtmlDialogView() {
}
////////////////////////////////////////////////////////////////////////////////
// HtmlDialogView, views::View implementation:
gfx::Size HtmlDialogView::GetPreferredSize() {
gfx::Size out;
if (delegate_)
delegate_->GetDialogSize(&out);
return out;
}
bool HtmlDialogView::AcceleratorPressed(const views::Accelerator& accelerator) {
// Pressing ESC closes the dialog.
DCHECK_EQ(app::VKEY_ESCAPE, accelerator.GetKeyCode());
OnDialogClosed(std::string());
return true;
}
////////////////////////////////////////////////////////////////////////////////
// HtmlDialogView, views::WindowDelegate implementation:
bool HtmlDialogView::CanResize() const {
return true;
}
bool HtmlDialogView::IsModal() const {
if (delegate_)
return delegate_->IsDialogModal();
else
return false;
}
std::wstring HtmlDialogView::GetWindowTitle() const {
if (delegate_)
return delegate_->GetDialogTitle();
else
return std::wstring();
}
void HtmlDialogView::WindowClosing() {
// If we still have a delegate that means we haven't notified it of the
// dialog closing. This happens if the user clicks the Close button on the
// dialog.
if (delegate_)
OnDialogClosed("");
}
views::View* HtmlDialogView::GetContentsView() {
return this;
}
views::View* HtmlDialogView::GetInitiallyFocusedView() {
return this;
}
bool HtmlDialogView::ShouldShowWindowTitle() const {
return ShouldShowDialogTitle();
}
////////////////////////////////////////////////////////////////////////////////
// HtmlDialogUIDelegate implementation:
bool HtmlDialogView::IsDialogModal() const {
return IsModal();
}
std::wstring HtmlDialogView::GetDialogTitle() const {
return GetWindowTitle();
}
GURL HtmlDialogView::GetDialogContentURL() const {
if (delegate_)
return delegate_->GetDialogContentURL();
else
return GURL();
}
void HtmlDialogView::GetDOMMessageHandlers(
std::vector<DOMMessageHandler*>* handlers) const {
if (delegate_)
delegate_->GetDOMMessageHandlers(handlers);
}
void HtmlDialogView::GetDialogSize(gfx::Size* size) const {
if (delegate_)
delegate_->GetDialogSize(size);
}
std::string HtmlDialogView::GetDialogArgs() const {
if (delegate_)
return delegate_->GetDialogArgs();
else
return std::string();
}
void HtmlDialogView::OnDialogClosed(const std::string& json_retval) {
HtmlDialogTabContentsDelegate::Detach();
if (delegate_) {
HtmlDialogUIDelegate* dialog_delegate = delegate_;
delegate_ = NULL; // We will not communicate further with the delegate.
dialog_delegate->OnDialogClosed(json_retval);
}
window()->Close();
}
void HtmlDialogView::OnCloseContents(TabContents* source,
bool* out_close_dialog) {
if (delegate_)
delegate_->OnCloseContents(source, out_close_dialog);
}
bool HtmlDialogView::ShouldShowDialogTitle() const {
if (delegate_)
return delegate_->ShouldShowDialogTitle();
else
return true;
}
////////////////////////////////////////////////////////////////////////////////
// TabContentsDelegate implementation:
void HtmlDialogView::MoveContents(TabContents* source, const gfx::Rect& pos) {
// The contained web page wishes to resize itself. We let it do this because
// if it's a dialog we know about, we trust it not to be mean to the user.
GetWidget()->SetBounds(pos);
}
void HtmlDialogView::ToolbarSizeChanged(TabContents* source,
bool is_animating) {
Layout();
}
// A simplified version of BrowserView::HandleKeyboardEvent().
// We don't handle global keyboard shortcuts here, but that's fine since
// they're all browser-specific. (This may change in the future.)
void HtmlDialogView::HandleKeyboardEvent(const NativeWebKeyboardEvent& event) {
#if defined(OS_WIN)
// Any unhandled keyboard/character messages should be defproced.
// This allows stuff like F10, etc to work correctly.
DefWindowProc(event.os_event.hwnd, event.os_event.message,
event.os_event.wParam, event.os_event.lParam);
#elif defined(OS_LINUX)
views::WindowGtk* window_gtk = static_cast<views::WindowGtk*>(window());
if (event.os_event && !event.skip_in_browser)
window_gtk->HandleKeyboardEvent(event.os_event);
#endif
}
void HtmlDialogView::CloseContents(TabContents* source) {
bool close_dialog = false;
OnCloseContents(source, &close_dialog);
if (close_dialog)
OnDialogClosed(std::string());
}
////////////////////////////////////////////////////////////////////////////////
// HtmlDialogView:
void HtmlDialogView::InitDialog() {
// Now Init the DOMView. This view runs in its own process to render the html.
DOMView::Init(profile(), NULL);
tab_contents_->set_delegate(this);
// Set the delegate. This must be done before loading the page. See
// the comment above HtmlDialogUI in its header file for why.
HtmlDialogUI::GetPropertyAccessor().SetProperty(tab_contents_->property_bag(),
this);
// Pressing the ESC key will close the dialog.
AddAccelerator(views::Accelerator(app::VKEY_ESCAPE, false, false, false));
DOMView::LoadURL(GetDialogContentURL());
}
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