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// Copyright (c) 2012 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/extensions/api/app_window/app_window_api.h"
#include "base/command_line.h"
#include "base/time.h"
#include "base/values.h"
#include "chrome/browser/debugger/devtools_window.h"
#include "chrome/browser/extensions/shell_window_registry.h"
#include "chrome/browser/extensions/window_controller.h"
#include "chrome/browser/ui/extensions/shell_window.h"
#include "chrome/browser/ui/tab_contents/tab_contents.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/extensions/api/app_window.h"
#include "content/public/browser/notification_registrar.h"
#include "content/public/browser/notification_types.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/url_constants.h"
#include "googleurl/src/gurl.h"
#include "ui/gfx/rect.h"
namespace app_window = extensions::api::app_window;
namespace Create = app_window::Create;
namespace extensions {
namespace app_window_constants {
const char kInvalidWindowId[] =
"The window id can not be more than 256 characters long.";
}
const char kNoneFrameOption[] = "none";
const char kHtmlFrameOption[] = "experimental-html";
namespace {
// Opens an inspector window and delays the response to the
// AppWindowCreateFunction until the DevToolsWindow has finished loading, and is
// ready to stop on breakpoints in the callback.
class DevToolsRestorer : public content::NotificationObserver {
public:
DevToolsRestorer(AppWindowCreateFunction* delayed_create_function,
content::RenderViewHost* created_view)
: delayed_create_function_(delayed_create_function) {
DevToolsWindow* devtools_window =
DevToolsWindow::ToggleDevToolsWindow(
created_view,
true /* force_open */,
DEVTOOLS_TOGGLE_ACTION_SHOW_CONSOLE);
registrar_.Add(
this,
content::NOTIFICATION_LOAD_STOP,
content::Source<content::NavigationController>(
&devtools_window->tab_contents()->web_contents()->GetController()));
}
protected:
// content::NotificationObserver:
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE {
DCHECK(type == content::NOTIFICATION_LOAD_STOP);
delayed_create_function_->SendDelayedResponse();
delete this;
}
private:
scoped_refptr<AppWindowCreateFunction> delayed_create_function_;
content::NotificationRegistrar registrar_;
};
} // namespace
void AppWindowCreateFunction::SendDelayedResponse() {
SendResponse(true);
}
bool AppWindowCreateFunction::RunImpl() {
scoped_ptr<Create::Params> params(Create::Params::Create(*args_));
EXTENSION_FUNCTION_VALIDATE(params.get());
GURL url = GetExtension()->GetResourceURL(params->url);
// Allow absolute URLs for component apps, otherwise prepend the extension
// path.
if (GetExtension()->location() == extensions::Extension::COMPONENT) {
GURL absolute = GURL(params->url);
if (absolute.has_scheme())
url = absolute;
}
bool inject_html_titlebar = false;
// TODO(jeremya): figure out a way to pass the opening WebContents through to
// ShellWindow::Create so we can set the opener at create time rather than
// with a hack in AppWindowCustomBindings::GetView().
ShellWindow::CreateParams create_params;
app_window::CreateWindowOptions* options = params->options.get();
if (options) {
if (options->id.get()) {
// TODO(mek): use URL if no id specified?
// Limit length of id to 256 characters.
if (options->id->length() > 256) {
error_ = app_window_constants::kInvalidWindowId;
return false;
}
create_params.window_key = *options->id;
}
if (options->default_width.get())
create_params.bounds.set_width(*options->default_width.get());
if (options->default_height.get())
create_params.bounds.set_height(*options->default_height.get());
if (options->default_left.get())
create_params.bounds.set_x(*options->default_left.get());
if (options->default_top.get())
create_params.bounds.set_y(*options->default_top.get());
if (options->width.get() || options->height.get()) {
if (options->width.get())
create_params.bounds.set_width(*options->width.get());
if (options->height.get())
create_params.bounds.set_height(*options->height.get());
create_params.restore_size = false;
}
if (options->left.get() || options->top.get()) {
if (options->left.get())
create_params.bounds.set_x(*options->left.get());
if (options->top.get())
create_params.bounds.set_y(*options->top.get());
create_params.restore_position = false;
}
if (options->bounds.get()) {
app_window::Bounds* bounds = options->bounds.get();
if (bounds->width.get())
create_params.bounds.set_width(*bounds->width.get());
if (bounds->height.get())
create_params.bounds.set_height(*bounds->height.get());
if (bounds->left.get())
create_params.bounds.set_x(*bounds->left.get());
if (bounds->top.get())
create_params.bounds.set_y(*bounds->top.get());
}
if (options->frame.get()) {
if (*options->frame == kHtmlFrameOption &&
CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableExperimentalExtensionApis)) {
create_params.frame = ShellWindow::CreateParams::FRAME_NONE;
inject_html_titlebar = true;
} else if (*options->frame == kNoneFrameOption) {
create_params.frame = ShellWindow::CreateParams::FRAME_NONE;
} else {
create_params.frame = ShellWindow::CreateParams::FRAME_CHROME;
}
}
gfx::Size& minimum_size = create_params.minimum_size;
if (options->min_width.get())
minimum_size.set_width(*options->min_width);
if (options->min_height.get())
minimum_size.set_height(*options->min_height);
gfx::Size& maximum_size = create_params.maximum_size;
if (options->max_width.get())
maximum_size.set_width(*options->max_width);
if (options->max_height.get())
maximum_size.set_height(*options->max_height);
// In the case that minimum size > maximum size, we consider the minimum
// size to be more important.
if (maximum_size.width() && maximum_size.width() < minimum_size.width())
maximum_size.set_width(minimum_size.width());
if (maximum_size.height() && maximum_size.height() < minimum_size.height())
maximum_size.set_height(minimum_size.height());
if (maximum_size.width() &&
create_params.bounds.width() > maximum_size.width())
create_params.bounds.set_width(maximum_size.width());
if (create_params.bounds.width() != INT_MIN &&
create_params.bounds.width() < minimum_size.width())
create_params.bounds.set_width(minimum_size.width());
if (maximum_size.height() &&
create_params.bounds.height() > maximum_size.height())
create_params.bounds.set_height(maximum_size.height());
if (create_params.bounds.height() != INT_MIN &&
create_params.bounds.height() < minimum_size.height())
create_params.bounds.set_height(minimum_size.height());
if (options->hidden.get())
create_params.hidden = *options->hidden.get();
}
create_params.creator_process_id =
render_view_host_->GetProcess()->GetID();
ShellWindow* shell_window =
ShellWindow::Create(profile(), GetExtension(), url, create_params);
content::RenderViewHost* created_view =
shell_window->web_contents()->GetRenderViewHost();
int view_id = MSG_ROUTING_NONE;
if (create_params.creator_process_id == created_view->GetProcess()->GetID())
view_id = created_view->GetRoutingID();
base::DictionaryValue* result = new base::DictionaryValue;
result->Set("viewId", base::Value::CreateIntegerValue(view_id));
result->Set("injectTitlebar",
base::Value::CreateBooleanValue(inject_html_titlebar));
result->Set("id", base::Value::CreateStringValue(shell_window->window_key()));
SetResult(result);
if (ShellWindowRegistry::Get(profile())->HadDevToolsAttached(created_view)) {
new DevToolsRestorer(this, created_view);
return true;
}
SendResponse(true);
return true;
}
} // namespace extensions
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