mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
578 lines
20 KiB
C++
578 lines
20 KiB
C++
/* -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 8 -*- */
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/* vim: set sw=4 ts=8 et tw=80 ft=cpp : */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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include protocol PBlob;
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include protocol PColorPicker;
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include protocol PContent;
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include protocol PContentBridge;
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include protocol PDocumentRenderer;
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include protocol PContentPermissionRequest;
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include protocol PFilePicker;
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include protocol PIndexedDBPermissionRequest;
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include protocol PRenderFrame;
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include protocol PPluginWidget;
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include DOMTypes;
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include JavaScriptTypes;
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include URIParams;
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include PContentPermission;
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using class IPC::Principal from "mozilla/dom/PermissionMessageUtils.h";
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using class mozilla::gfx::Matrix from "mozilla/gfx/Matrix.h";
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using struct gfxSize from "gfxPoint.h";
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using CSSRect from "Units.h";
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using struct mozilla::layers::FrameMetrics from "FrameMetrics.h";
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using struct mozilla::layers::ScrollableLayerGuid from "FrameMetrics.h";
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using struct mozilla::layers::ZoomConstraints from "FrameMetrics.h";
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using FrameMetrics::ViewID from "FrameMetrics.h";
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using mozilla::layout::ScrollingBehavior from "mozilla/layout/RenderFrameUtils.h";
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using struct mozilla::void_t from "ipc/IPCMessageUtils.h";
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using mozilla::WindowsHandle from "ipc/IPCMessageUtils.h";
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using nscolor from "nsColor.h";
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using class mozilla::WidgetCompositionEvent from "ipc/nsGUIEventIPC.h";
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using struct mozilla::widget::IMENotification from "nsIWidget.h";
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using struct nsIMEUpdatePreference from "nsIWidget.h";
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using struct nsIntPoint from "nsPoint.h";
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using struct nsIntRect from "nsRect.h";
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using struct nsIntSize from "nsSize.h";
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using class mozilla::WidgetKeyboardEvent from "ipc/nsGUIEventIPC.h";
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using class mozilla::WidgetMouseEvent from "ipc/nsGUIEventIPC.h";
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using class mozilla::WidgetWheelEvent from "ipc/nsGUIEventIPC.h";
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using struct nsRect from "nsRect.h";
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using class mozilla::WidgetSelectionEvent from "ipc/nsGUIEventIPC.h";
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using class mozilla::WidgetTouchEvent from "ipc/nsGUIEventIPC.h";
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using struct mozilla::dom::RemoteDOMEvent from "mozilla/dom/TabMessageUtils.h";
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using mozilla::dom::ScreenOrientation from "mozilla/dom/ScreenOrientation.h";
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using struct mozilla::layers::TextureFactoryIdentifier from "mozilla/layers/CompositorTypes.h";
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using mozilla::CSSPoint from "Units.h";
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using mozilla::CSSToScreenScale from "Units.h";
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using mozilla::CommandInt from "mozilla/EventForwards.h";
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using mozilla::layers::GeckoContentController::APZStateChange from "mozilla/layers/GeckoContentController.h";
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using mozilla::WritingMode from "WritingModes.h";
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namespace mozilla {
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namespace dom {
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struct NativeKeyBinding
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{
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CommandInt[] singleLineCommands;
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CommandInt[] multiLineCommands;
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CommandInt[] richTextCommands;
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};
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union MaybeNativeKeyBinding
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{
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NativeKeyBinding;
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void_t;
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};
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struct ShowInfo
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{
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nsString name;
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bool fullscreenAllowed;
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bool isPrivate;
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};
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prio(normal upto urgent) intr protocol PBrowser
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{
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manager PContent or PContentBridge;
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manages PColorPicker;
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manages PDocumentRenderer;
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manages PContentPermissionRequest;
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manages PFilePicker;
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manages PIndexedDBPermissionRequest;
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manages PRenderFrame;
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manages PPluginWidget;
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both:
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AsyncMessage(nsString aMessage, ClonedMessageData aData, CpowEntry[] aCpows,
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Principal aPrincipal);
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/**
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* Create a layout frame (encapsulating a remote layer tree) for
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* the page that is currently loaded in the <browser>.
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*/
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PRenderFrame();
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parent:
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/*
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* Creates a new remoted nsIWidget connection for windowed plugins
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* in e10s mode. This is always initiated from the child in response
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* to windowed plugin creation.
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*/
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sync PPluginWidget();
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/**
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* When child sends this message, parent should move focus to
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* the next or previous focusable element.
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*/
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MoveFocus(bool forward);
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Event(RemoteDOMEvent aEvent);
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intr CreateWindow(uint32_t aChromeFlags,
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bool aCalledFromJS,
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bool aPositionSpecified,
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bool aSizeSpecified,
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nsString aURI,
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nsString aName,
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nsString aFeatures,
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nsString aBaseURI)
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returns (bool windowIsNew, PBrowser window);
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sync SyncMessage(nsString aMessage, ClonedMessageData aData,
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CpowEntry[] aCpows, Principal aPrincipal)
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returns (nsString[] retval);
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prio(high) sync RpcMessage(nsString aMessage, ClonedMessageData aData,
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CpowEntry[] aCpows, Principal aPrincipal)
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returns (nsString[] retval);
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/**
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* The IME sequence number (seqno) parameter is used to make sure
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* that a notification is discarded if it arrives at the chrome process
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* too late. If the notification is late and we accept it, we will have
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* an out-of-date view of the content process, which means events that we
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* dispatch based on this out-of-date view will be wrong also.
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* (see Bug 599550 and Bug 591047 comments 44, 50, and 54)
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*
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* Chrome increments seqno and includes it in each IME event sent to
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* content, and content sends its current seqno back to chrome with each
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* notification. A notification is up-to-date only if the content
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* seqno is the same as the current chrome seqno, meaning no additional
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* event was sent to content before the notification was received
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*
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* On blur, chrome returns the current seqno to content, and content
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* uses it to discard subsequent events until the content seqno and
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* chrome seqno-on-blur match again. These events, meant for the blurred
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* textfield, are discarded to prevent events going to the wrong target
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*/
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/**
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* Notifies chrome that there is a focus change involving an editable
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* object (input, textarea, document, contentEditable. etc.)
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*
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* focus PR_TRUE if editable object is receiving focus
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* PR_FALSE if losing focus
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* preference Native widget preference for IME updates
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* seqno Current seqno value on the chrome side
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*/
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prio(urgent) sync NotifyIMEFocus(bool focus)
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returns (nsIMEUpdatePreference preference, uint32_t seqno);
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/**
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* Notifies chrome that there has been a change in text content
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* One call can encompass both a delete and an insert operation
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* Only called when NotifyIMEFocus returns PR_TRUE for mWantUpdates
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*
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* offset Starting offset of the change
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* end Ending offset of the range deleted
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* newEnd New ending offset after insertion
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* causedByComposition true if the change is caused by composition
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*
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* for insertion, offset == end
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* for deletion, offset == newEnd
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*/
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prio(urgent) async NotifyIMETextChange(uint32_t offset, uint32_t end,
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uint32_t newEnd,
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bool causedByComposition);
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/**
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* Notifies chrome that there is a IME compostion rect updated
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*
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* offset The starting offset of this rect
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* rect The rect of first character of selected IME composition
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* caretOffset The offset of caret position
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* caretRect The rect of IME caret
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*/
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prio(urgent) async NotifyIMESelectedCompositionRect(uint32_t offset,
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nsIntRect[] rect,
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uint32_t caretOffset,
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nsIntRect caretRect);
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/**
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* Notifies chrome that there has been a change in selection
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* Only called when NotifyIMEFocus returns PR_TRUE for mWantUpdates
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*
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* seqno Current seqno value on the content side
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* anchor Offset where the selection started
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* focus Offset where the caret is
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* writingMode CSS writing-mode in effect at the focus
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* causedByComposition true if the change is caused by composition
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*/
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prio(urgent) async NotifyIMESelection(uint32_t seqno, uint32_t anchor,
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uint32_t focus,
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WritingMode writingMode,
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bool causedByComposition);
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/**
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* Notifies chrome to refresh its text cache
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*
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* text The entire content of the text field
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*/
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prio(urgent) async NotifyIMETextHint(nsString text);
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/**
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* Notifies IME of mouse button event on a character in focused editor.
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*
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* Returns true if the mouse button event is consumd by IME.
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*/
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prio(urgent) sync NotifyIMEMouseButtonEvent(IMENotification notification)
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returns (bool consumedByIME);
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/**
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* Instructs chrome to end any pending composition
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*
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* cancel PR_TRUE if composition should be cancelled
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* composition Text to commit before ending the composition
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*
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* if cancel is PR_TRUE,
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* widget should return empty string for composition
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* if cancel is PR_FALSE,
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* widget should return the current composition text
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*/
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prio(urgent) sync EndIMEComposition(bool cancel) returns (nsString composition);
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/**
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* Request that the parent process move focus to the browser's frame. If
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* canRaise is true, the window can be raised if it is inactive.
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*/
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RequestFocus(bool canRaise);
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/**
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* Indicate, based on the current state, that some commands are enabled and
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* some are disabled.
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*/
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EnableDisableCommands(nsString action,
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nsCString[] enabledCommands,
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nsCString[] disabledCommands);
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prio(urgent) sync GetInputContext() returns (int32_t IMEEnabled,
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int32_t IMEOpen,
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intptr_t NativeIMEContext);
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prio(urgent) async SetInputContext(int32_t IMEEnabled,
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int32_t IMEOpen,
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nsString type,
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nsString inputmode,
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nsString actionHint,
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int32_t cause,
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int32_t focusChange);
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sync IsParentWindowMainWidgetVisible() returns (bool visible);
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/**
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* Gets the DPI of the screen corresponding to this browser.
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*/
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sync GetDPI() returns (float value);
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/**
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* Gets the default scaling factor of the screen corresponding to this browser.
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*/
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sync GetDefaultScale() returns (double value);
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/**
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* Return native data of root widget
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*/
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sync GetWidgetNativeData() returns (WindowsHandle value);
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/**
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* Set the native cursor.
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* @param value
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* The widget cursor to set.
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* @param force
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* Invalidate any locally cached cursor settings and force an
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* update.
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*/
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SetCursor(uint32_t value, bool force);
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SetBackgroundColor(nscolor color);
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/**
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* Used to set the current text of the status tooltip.
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* Nowadays this is mainly used for link locations on hover.
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*/
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SetStatus(uint32_t type, nsString status);
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/**
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* Show/hide a tooltip when the mouse hovers over an element in the content
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* document.
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*/
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ShowTooltip(uint32_t x, uint32_t y, nsString tooltip);
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HideTooltip();
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/**
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* Create an asynchronous color picker on the parent side,
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* but don't open it yet.
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*/
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PColorPicker(nsString title, nsString initialColor);
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/**
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* Initiates an asynchronous request for permission for the
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* provided principal.
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*
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* @param aRequests
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* The array of permissions to request.
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* @param aPrincipal
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* The principal of the request.
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*
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* NOTE: The principal is untrusted in the parent process. Only
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* principals that can live in the content process should
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* provided.
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*/
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PContentPermissionRequest(PermissionRequest[] aRequests, Principal aPrincipal);
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PFilePicker(nsString aTitle, int16_t aMode);
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/**
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* Initiates an asynchronous request for one of the special indexedDB
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* permissions for the provided principal.
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*
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* @param principal
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* The principal of the request.
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*
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* NOTE: The principal is untrusted in the parent process. Only
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* principals that can live in the content process should
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* provided.
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*/
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PIndexedDBPermissionRequest(Principal principal);
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/**
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* window.open from inside <iframe mozbrowser> is special. When the child
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* process calls window.open, it creates a new PBrowser (in its own
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* process), then calls BrowserFrameOpenWindow on it.
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*
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* The parent process gets a chance to accept or reject the window.open
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* call, and windowOpened is set to true if we ended up going through with
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* the window.open.
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*
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* @param opener the PBrowser whose content called window.open.
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*/
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sync BrowserFrameOpenWindow(PBrowser opener, nsString aURL,
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nsString aName, nsString aFeatures)
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returns (bool windowOpened);
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/**
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* Instructs the TabParent to forward a request to zoom to a rect given in
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* CSS pixels. This rect is relative to the document.
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*/
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ZoomToRect(uint32_t aPresShellId, ViewID aViewId, CSSRect aRect);
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/**
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* We know for sure that content has either preventDefaulted or not
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* preventDefaulted. This applies to an entire batch of touch events. It is
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* expected that, if there are any DOM touch listeners, touch events will be
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* batched and only processed for panning and zooming if content does not
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* preventDefault.
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*/
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ContentReceivedInputBlock(ScrollableLayerGuid aGuid, uint64_t aInputBlockId, bool aPreventDefault);
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/**
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* Notifies the APZ code of the results of the gecko hit-test for a
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* particular input block. Each target corresponds to one touch point in the
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* touch event.
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*/
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SetTargetAPZC(uint64_t aInputBlockId, ScrollableLayerGuid[] aTargets);
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/**
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* Updates the zoom constraints for a scrollable frame in this tab.
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* The zoom controller code lives on the parent side and so this allows it to
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* have up-to-date zoom constraints.
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*/
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UpdateZoomConstraints(uint32_t aPresShellId, ViewID aViewId, bool aIsRoot,
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ZoomConstraints aConstraints);
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/**
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* Brings up the auth prompt dialog.
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* Called when this is the PBrowserParent for a nested remote iframe.
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* aCallbackId corresponds to an nsIAuthPromptCallback that lives in the
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* root process. It will be passed back to the root process with either the
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* OnAuthAvailable or OnAuthCancelled message.
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*/
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AsyncAuthPrompt(nsCString uri, nsString realm, uint64_t aCallbackId);
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__delete__();
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ReplyKeyEvent(WidgetKeyboardEvent event);
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DispatchAfterKeyboardEvent(WidgetKeyboardEvent event);
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sync RequestNativeKeyBindings(WidgetKeyboardEvent event)
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returns (MaybeNativeKeyBinding bindings);
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/**
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* Child informs the parent that the graphics objects are ready for
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* compositing. This is sent when all pending changes have been
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* sent to the compositor and are ready to be shown on the next composite.
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* @see PCompositor
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* @see RequestNotifyAfterRemotePaint
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*/
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async RemotePaintIsReady();
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sync GetRenderFrameInfo(PRenderFrame aRenderFrame)
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returns (ScrollingBehavior scrolling,
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TextureFactoryIdentifier textureFactoryIdentifier,
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uint64_t layersId);
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child:
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/**
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* Notify the remote browser that it has been Show()n on this
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* side, with the given |visibleRect|. This message is expected
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* to trigger creation of the remote browser's "widget".
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*
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* |Show()| and |Move()| take IntSizes rather than Rects because
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* content processes always render to a virtual <0, 0> top-left
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* point.
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*/
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Show(nsIntSize size,
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ShowInfo info,
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ScrollingBehavior scrolling,
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TextureFactoryIdentifier textureFactoryIdentifier,
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uint64_t layersId,
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nullable PRenderFrame renderFrame);
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LoadURL(nsCString uri);
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CacheFileDescriptor(nsString path, FileDescriptor fd);
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UpdateDimensions(nsIntRect rect, nsIntSize size, ScreenOrientation orientation) compress;
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UpdateFrame(FrameMetrics frame);
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// The following methods correspond to functions on the GeckoContentController
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// interface in gfx/layers/apz/public/GeckoContentController.h. Refer to documentation
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// in that file for these functions.
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AcknowledgeScrollUpdate(ViewID aScrollId, uint32_t aScrollGeneration);
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HandleDoubleTap(CSSPoint point, ScrollableLayerGuid aGuid);
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HandleSingleTap(CSSPoint point, ScrollableLayerGuid aGuid);
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HandleLongTap(CSSPoint point, ScrollableLayerGuid aGuid, uint64_t aInputBlockId);
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HandleLongTapUp(CSSPoint point, ScrollableLayerGuid aGuid);
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NotifyAPZStateChange(ViewID aViewId, APZStateChange aChange, int aArg);
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/**
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* Sending an activate message moves focus to the child.
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*/
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Activate();
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Deactivate();
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ParentActivated(bool aActivated);
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/**
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* @see nsIDOMWindowUtils sendMouseEvent.
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*/
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MouseEvent(nsString aType,
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float aX,
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float aY,
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int32_t aButton,
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int32_t aClickCount,
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int32_t aModifiers,
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bool aIgnoreRootScrollFrame);
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RealMouseEvent(WidgetMouseEvent event);
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RealKeyEvent(WidgetKeyboardEvent event, MaybeNativeKeyBinding keyBinding);
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MouseWheelEvent(WidgetWheelEvent event, ScrollableLayerGuid aGuid, uint64_t aInputBlockId);
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RealTouchEvent(WidgetTouchEvent aEvent, ScrollableLayerGuid aGuid, uint64_t aInputBlockId);
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RealTouchMoveEvent(WidgetTouchEvent aEvent, ScrollableLayerGuid aGuid, uint64_t aInputBlockId);
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/**
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* @see nsIDOMWindowUtils sendKeyEvent.
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*/
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KeyEvent(nsString aType,
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int32_t aKeyCode,
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int32_t aCharCode,
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int32_t aModifiers,
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bool aPreventDefault);
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CompositionEvent(WidgetCompositionEvent event);
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SelectionEvent(WidgetSelectionEvent event);
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/**
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* Activate event forwarding from client to parent.
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*/
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ActivateFrameEvent(nsString aType, bool capture);
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LoadRemoteScript(nsString aURL, bool aRunInGlobalScope);
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/**
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* Create a asynchronous request to render whatever document is
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* loaded in the child when this message arrives. When the
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* request finishes, PDocumentRenderer:__delete__ is sent back to
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* this side to notify completion.
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*
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* |documentRect| is the area of the remote document to draw,
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* transformed by |transform|. The rendered area will have the
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* default background color |bgcolor|. |renderFlags| are the
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* nsIPresShell::RenderDocument() flags to use on the remote side,
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* and if true, |flushLayout| will do just that before rendering
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* the document. The rendered image will be of size |renderSize|.
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*/
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PDocumentRenderer(nsRect documentRect, Matrix transform,
|
|
nsString bgcolor,
|
|
uint32_t renderFlags, bool flushLayout,
|
|
nsIntSize renderSize);
|
|
|
|
/**
|
|
* Sent by the chrome process when it no longer wants this remote
|
|
* <browser>. The child side cleans up in response, then
|
|
* finalizing its death by sending back __delete__() to the
|
|
* parent.
|
|
*/
|
|
Destroy();
|
|
|
|
|
|
/**
|
|
* Tell the child side if it has to update it's touchable region
|
|
* to the parent.
|
|
*/
|
|
SetUpdateHitRegion(bool aEnabled);
|
|
|
|
/**
|
|
* Tell the child to update its docShell's active state.
|
|
*/
|
|
SetIsDocShellActive(bool aIsActive);
|
|
|
|
/**
|
|
* The parent (chrome thread) requests that the child inform it when
|
|
* the graphics objects are ready to display.
|
|
* @see PCompositor
|
|
* @see RemotePaintIsReady
|
|
*/
|
|
async RequestNotifyAfterRemotePaint();
|
|
|
|
/**
|
|
* Tell the child that the UI resolution changed for the containing
|
|
* window.
|
|
*/
|
|
UIResolutionChanged();
|
|
|
|
/**
|
|
* Tell the child of an app's offline status
|
|
*/
|
|
AppOfflineStatus(uint32_t id, bool offline);
|
|
|
|
/*
|
|
* FIXME: write protocol!
|
|
|
|
state LIVE:
|
|
send LoadURL goto LIVE;
|
|
//etc.
|
|
send Destroy goto DYING;
|
|
|
|
state DYING:
|
|
discard send blah;
|
|
// etc.
|
|
recv __delete__;
|
|
*/
|
|
};
|
|
|
|
}
|
|
}
|