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// Copyright 2014 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.
#ifndef CONTENT_PUBLIC_COMMON_MANIFEST_H_
#define CONTENT_PUBLIC_COMMON_MANIFEST_H_
#include <vector>
#include "base/strings/nullable_string16.h"
#include "content/common/content_export.h"
#include "third_party/WebKit/public/platform/WebScreenOrientationLockType.h"
#include "ui/gfx/geometry/size.h"
#include "url/gurl.h"
namespace content {
// The Manifest structure is an internal representation of the Manifest file
// described in the "Manifest for Web Application" document:
// http://w3c.github.io/manifest/
struct CONTENT_EXPORT Manifest {
enum DisplayMode {
DISPLAY_MODE_UNSPECIFIED,
DISPLAY_MODE_FULLSCREEN,
DISPLAY_MODE_STANDALONE,
DISPLAY_MODE_MINIMAL_UI,
DISPLAY_MODE_BROWSER
};
// Structure representing an icon as per the Manifest specification, see:
// http://w3c.github.io/manifest/#dfn-icon-object
struct CONTENT_EXPORT Icon {
Icon();
~Icon();
// MUST be a valid url. If an icon doesn't have a valid URL, it will not be
// successfully parsed, thus will not be represented in the Manifest.
GURL src;
// Null if the parsing failed or the field was not present. The type can be
// any string and doesn't have to be a valid image MIME type at this point.
// It is up to the consumer of the object to check if the type matches a
// supported type.
base::NullableString16 type;
// Default value is 1.0 if the value is missing or invalid.
double density;
// Empty if the parsing failed, the field was not present or empty.
// The special value "any" is represented by gfx::Size(0, 0).
std::vector<gfx::Size> sizes;
// Default density. Set to 1.0.
static const double kDefaultDensity;
};
// Structure representing a related application.
struct CONTENT_EXPORT RelatedApplication {
RelatedApplication();
~RelatedApplication();
// The platform on which the application can be found. This can be any
// string, and is interpreted by the consumer of the object. Empty if the
// parsing failed.
base::NullableString16 platform;
// URL at which the application can be found. One of |url| and |id| must be
// present. Empty if the parsing failed or the field was not present.
GURL url;
// An id which is used to represent the application on the platform. One of
// |url| and |id| must be present. Empty if the parsing failed or the field
// was not present.
base::NullableString16 id;
};
Manifest();
~Manifest();
// Returns whether this Manifest had no attribute set. A newly created
// Manifest is always empty.
bool IsEmpty() const;
// Null if the parsing failed or the field was not present.
base::NullableString16 name;
// Null if the parsing failed or the field was not present.
base::NullableString16 short_name;
// Empty if the parsing failed or the field was not present.
GURL start_url;
// Set to DISPLAY_MODE_UNSPECIFIED if the parsing failed or the field was not
// present.
DisplayMode display;
// Set to blink::WebScreenOrientationLockDefault if the parsing failed or the
// field was not present.
blink::WebScreenOrientationLockType orientation;
// Empty if the parsing failed, the field was not present, empty or all the
// icons inside the JSON array were invalid.
std::vector<Icon> icons;
// Empty if the parsing failed, the field was not present, empty or all the
// applications inside the array were invalid. The order of the array
// indicates the priority of the application to use.
std::vector<RelatedApplication> related_applications;
// A boolean that is used as a hint for the user agent to say that related
// applications should be preferred over the web application. False if missing
// or there is a parsing failure.
bool prefer_related_applications;
// This is a proprietary extension of the web Manifest, double-check that it
// is okay to use this entry.
// Null if parsing failed or the field was not present.
base::NullableString16 gcm_sender_id;
// This is a proprietary extension of the web Manifest, double-check that it
// is okay to use this entry.
// False if parsing failed or the field was not present.
bool gcm_user_visible_only;
// Maximum length for all the strings inside the Manifest when it is sent over
// IPC. The renderer process should truncate the strings before sending the
// Manifest and the browser process must do the same when receiving it.
static const size_t kMaxIPCStringLength;
};
} // namespace content
#endif // CONTENT_PUBLIC_COMMON_MANIFEST_H_
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