gecko-dev/dom/ipc/PContent.ipdl

/* -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 8 -*- */
/* vim: set sw=4 ts=8 et tw=80 ft=cpp : */
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 * for the specific language governing rights and limitations under the
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 * The Original Code is Mozilla Content App.
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 * the Initial Developer. All Rights Reserved.
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 *
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include protocol PAudio;
include protocol PBrowser;
include protocol PCrashReporter;
include protocol PTestShell;
include protocol PNecko;
include protocol PExternalHelperApp;
include protocol PStorage;
include protocol PMemoryReportRequest;

include "mozilla/chrome/RegistryMessageUtils.h";
include "mozilla/net/NeckoMessageUtils.h";

include "nsGeoPositionIPCSerialiser.h";
include "PPrefTuple.h";

using GeoPosition;
using PrefTuple;

using ChromePackage;
using ResourceMapping;
using OverrideMapping;
using IPC::URI;
using IPC::Permission;
using mozilla::null_t;
using gfxIntSize;

namespace mozilla {
namespace dom {

// Data required to clone an existing DOMStorageImpl in the parent
struct StorageClone
{
    // Existing cross-process storage actor to clone
    PStorage actor;
    // Result of calling IsCallerSecure() in the child
    bool callerSecure;
};

// When creating a new PStorage protocol, an existing one can be
// cloned (see nsDOMStorage2::Clone)
union StorageConstructData
{
    null_t;
    StorageClone;
};

struct FontListEntry {
    nsString  familyName;
    nsString  faceName;
    nsCString filepath;
    PRUint16  weight;
    PRInt16   stretch;
    PRUint8   italic;
    PRUint8   index;
};

rpc protocol PContent
{
    manages PAudio;
    manages PBrowser;
    manages PCrashReporter;
    manages PTestShell;
    manages PNecko;
    manages PExternalHelperApp;
    manages PStorage;
    manages PMemoryReportRequest;

child:
    PBrowser(PRUint32 chromeFlags);

    PMemoryReportRequest();

    PTestShell();

    RegisterChrome(ChromePackage[] packages, ResourceMapping[] resources,
                   OverrideMapping[] overrides, nsCString locale);

    async SetOffline(PRBool offline);

    async NotifyVisited(URI uri);

    PreferenceUpdate(PrefTuple pref);
    ClearUserPreference(nsCString prefName);

    NotifyAlertsObserver(nsCString topic, nsString data);

    GeolocationUpdate(GeoPosition somewhere);

    // nsIPermissionManager messages
    AddPermission(Permission permission);

    DeviceMotionChanged(long type, double x, double y, double z);

    ScreenSizeChanged(gfxIntSize size);

    FlushMemory(nsString reason);

    GarbageCollect();
    CycleCollect();
    
    /**
     * Start accessibility engine in content process.
     */
    ActivateA11y();

parent:
    PNecko();
    PCrashReporter();
    
    PStorage(StorageConstructData data);

    PAudio(PRInt32 aNumChannels, PRInt32 aRate, PRInt32 aFormat);

    // Services remoting

    async StartVisitedQuery(URI uri);
    async VisitURI(URI uri, URI referrer, PRUint32 flags);
    async SetURITitle(URI uri, nsString title);
    
    // filepicker remoting
    sync ShowFilePicker(PRInt16 mode, PRInt16 selectedType, PRBool addToRecentDocs,
                        nsString title, nsString defaultFile, nsString defaultExtension,
                        nsString[] filters, nsString[] filterNames)
        returns (nsString[] files, PRInt16 retValue, nsresult result);

    async LoadURIExternal(URI uri);

    // PrefService message
    sync ReadPrefsArray() returns (PrefTuple[] retValue);

    sync ReadFontList() returns (FontListEntry[] retValue);

    sync SyncMessage(nsString aMessage, nsString aJSON)
      returns (nsString[] retval);

    ShowAlertNotification(nsString imageUrl, 
                          nsString title, 
                          nsString text, 
                          PRBool textClickable,
                          nsString cookie,
                          nsString name);

    PExternalHelperApp(URI uri, nsCString aMimeContentType,
                       nsCString aContentDisposition, bool aForceSave,
                       PRInt64 aContentLength, URI aReferrer);
    
    AddGeolocationListener();
    RemoveGeolocationListener();
    AddDeviceMotionListener();
    RemoveDeviceMotionListener();

    ConsoleMessage(nsString message);
    ScriptError(nsString message, nsString sourceName, nsString sourceLine,
                PRUint32 lineNumber, PRUint32 colNumber, PRUint32 flags,
                nsCString category); 

    // nsIPermissionManager messages
    sync ReadPermissions() returns (Permission[] permissions);

    sync GetIndexedDBDirectory() returns (nsString directory);

    // These clipboard methods are only really used on Android since
    // the clipboard is not available in the content process.
    SetClipboardText(nsString text, PRInt32 whichClipboard);
    sync GetClipboardText(PRInt32 whichClipboard)
        returns (nsString text);
    EmptyClipboard();
    sync ClipboardHasText()
        returns (PRBool hasText);

    sync GetSystemColors(PRUint32 colorsCount)
        returns (PRUint32[] colors);

    sync GetIconForExtension(nsCString aFileExt, PRUint32 aIconSize)
        returns (PRUint8[] bits);

    sync GetShowPasswordSetting()
        returns (PRBool showPassword);

both:
     AsyncMessage(nsString aMessage, nsString aJSON);

};

}
}