mirror of
https://github.com/classilla/tenfourfox.git
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1216 lines
35 KiB
Plaintext
1216 lines
35 KiB
Plaintext
#if(0)
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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// vim:set ts=2 sts=2 sw=2 et cin:
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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "base/basictypes.h"
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#include "nsCocoaUtils.h"
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#include "PluginModuleChild.h"
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#include "nsDebug.h"
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#include "PluginInterposeOSX.h"
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#include <set>
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#import <AppKit/AppKit.h>
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#import <objc/runtime.h>
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#import <Carbon/Carbon.h>
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using namespace mozilla::plugins;
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namespace mac_plugin_interposing {
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int32_t NSCursorInfo::mNativeCursorsSupported = -1;
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// This constructor may be called from the browser process or the plugin
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// process.
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NSCursorInfo::NSCursorInfo()
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: mType(TypeArrow)
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, mHotSpot(nsPoint(0, 0))
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, mCustomImageData(NULL)
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, mCustomImageDataLength(0)
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{
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}
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NSCursorInfo::NSCursorInfo(NSCursor* aCursor)
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: mType(TypeArrow)
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, mHotSpot(nsPoint(0, 0))
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, mCustomImageData(NULL)
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, mCustomImageDataLength(0)
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{
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// This constructor is only ever called from the plugin process, so the
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// following is safe.
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if (!GetNativeCursorsSupported()) {
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return;
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}
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NSPoint hotSpotCocoa = [aCursor hotSpot];
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mHotSpot = nsPoint(hotSpotCocoa.x, hotSpotCocoa.y);
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Class nsCursorClass = [NSCursor class];
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if ([aCursor isEqual:[NSCursor arrowCursor]]) {
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mType = TypeArrow;
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} else if ([aCursor isEqual:[NSCursor closedHandCursor]]) {
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mType = TypeClosedHand;
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} else if ([aCursor isEqual:[NSCursor crosshairCursor]]) {
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mType = TypeCrosshair;
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} else if ([aCursor isEqual:[NSCursor disappearingItemCursor]]) {
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mType = TypeDisappearingItem;
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} else if ([aCursor isEqual:[NSCursor IBeamCursor]]) {
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mType = TypeIBeam;
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} else if ([aCursor isEqual:[NSCursor openHandCursor]]) {
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mType = TypeOpenHand;
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} else if ([aCursor isEqual:[NSCursor pointingHandCursor]]) {
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mType = TypePointingHand;
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} else if ([aCursor isEqual:[NSCursor resizeDownCursor]]) {
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mType = TypeResizeDown;
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} else if ([aCursor isEqual:[NSCursor resizeLeftCursor]]) {
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mType = TypeResizeLeft;
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} else if ([aCursor isEqual:[NSCursor resizeLeftRightCursor]]) {
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mType = TypeResizeLeftRight;
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} else if ([aCursor isEqual:[NSCursor resizeRightCursor]]) {
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mType = TypeResizeRight;
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} else if ([aCursor isEqual:[NSCursor resizeUpCursor]]) {
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mType = TypeResizeUp;
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} else if ([aCursor isEqual:[NSCursor resizeUpDownCursor]]) {
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mType = TypeResizeUpDown;
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// The following cursor types are only supported on OS X 10.6 and up.
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} else if ([nsCursorClass respondsToSelector:@selector(contextualMenuCursor)] &&
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[aCursor isEqual:[nsCursorClass performSelector:@selector(contextualMenuCursor)]]) {
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mType = TypeContextualMenu;
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} else if ([nsCursorClass respondsToSelector:@selector(dragCopyCursor)] &&
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[aCursor isEqual:[nsCursorClass performSelector:@selector(dragCopyCursor)]]) {
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mType = TypeDragCopy;
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} else if ([nsCursorClass respondsToSelector:@selector(dragLinkCursor)] &&
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[aCursor isEqual:[nsCursorClass performSelector:@selector(dragLinkCursor)]]) {
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mType = TypeDragLink;
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} else if ([nsCursorClass respondsToSelector:@selector(operationNotAllowedCursor)] &&
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[aCursor isEqual:[nsCursorClass performSelector:@selector(operationNotAllowedCursor)]]) {
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mType = TypeNotAllowed;
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} else {
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NSImage* image = [aCursor image];
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NSArray* reps = image ? [image representations] : nil;
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NSUInteger repsCount = reps ? [reps count] : 0;
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if (!repsCount) {
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// If we have a custom cursor with no image representations, assume we
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// need a transparent cursor.
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mType = TypeTransparent;
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} else {
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CGImageRef cgImage = nil;
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// XXX We don't know how to deal with a cursor that doesn't have a
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// bitmap image representation. For now we fall back to an arrow
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// cursor.
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for (NSUInteger i = 0; i < repsCount; ++i) {
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id rep = [reps objectAtIndex:i];
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if ([rep isKindOfClass:[NSBitmapImageRep class]]) {
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cgImage = [(NSBitmapImageRep*)rep CGImage];
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break;
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}
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}
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if (cgImage) {
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CFMutableDataRef data = ::CFDataCreateMutable(kCFAllocatorDefault, 0);
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if (data) {
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CGImageDestinationRef dest = ::CGImageDestinationCreateWithData(data,
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kUTTypePNG,
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1,
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NULL);
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if (dest) {
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::CGImageDestinationAddImage(dest, cgImage, NULL);
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if (::CGImageDestinationFinalize(dest)) {
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uint32_t dataLength = (uint32_t) ::CFDataGetLength(data);
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mCustomImageData = (uint8_t*) moz_xmalloc(dataLength);
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::CFDataGetBytes(data, ::CFRangeMake(0, dataLength), mCustomImageData);
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mCustomImageDataLength = dataLength;
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mType = TypeCustom;
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}
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::CFRelease(dest);
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}
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::CFRelease(data);
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}
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}
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if (!mCustomImageData) {
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mType = TypeArrow;
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}
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}
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}
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}
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NSCursorInfo::NSCursorInfo(const Cursor* aCursor)
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: mType(TypeArrow)
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, mHotSpot(nsPoint(0, 0))
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, mCustomImageData(NULL)
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, mCustomImageDataLength(0)
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{
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// This constructor is only ever called from the plugin process, so the
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// following is safe.
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if (!GetNativeCursorsSupported()) {
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return;
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}
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mHotSpot = nsPoint(aCursor->hotSpot.h, aCursor->hotSpot.v);
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int width = 16, height = 16;
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int bytesPerPixel = 4;
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int rowBytes = width * bytesPerPixel;
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int bitmapSize = height * rowBytes;
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bool isTransparent = true;
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uint8_t* bitmap = (uint8_t*) moz_xmalloc(bitmapSize);
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// The way we create 'bitmap' is largely "borrowed" from Chrome's
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// WebCursor::InitFromCursor().
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for (int y = 0; y < height; ++y) {
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unsigned short data = aCursor->data[y];
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unsigned short mask = aCursor->mask[y];
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// Change 'data' and 'mask' from big-endian to little-endian, but output
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// big-endian data below.
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data = ((data << 8) & 0xFF00) | ((data >> 8) & 0x00FF);
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mask = ((mask << 8) & 0xFF00) | ((mask >> 8) & 0x00FF);
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// It'd be nice to use a gray-scale bitmap. But
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// CGBitmapContextCreateImage() (used below) won't work with one that also
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// has alpha values.
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for (int x = 0; x < width; ++x) {
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int offset = (y * rowBytes) + (x * bytesPerPixel);
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// Color value
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if (data & 0x8000) {
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bitmap[offset] = 0x0;
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bitmap[offset + 1] = 0x0;
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bitmap[offset + 2] = 0x0;
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} else {
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bitmap[offset] = 0xFF;
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bitmap[offset + 1] = 0xFF;
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bitmap[offset + 2] = 0xFF;
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}
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// Mask value
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if (mask & 0x8000) {
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bitmap[offset + 3] = 0xFF;
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isTransparent = false;
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} else {
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bitmap[offset + 3] = 0x0;
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}
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data <<= 1;
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mask <<= 1;
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}
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}
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if (isTransparent) {
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// If aCursor is transparent, we don't need to serialize custom cursor
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// data over IPC.
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mType = TypeTransparent;
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} else {
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CGColorSpaceRef color = ::CGColorSpaceCreateDeviceRGB();
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if (color) {
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CGContextRef context =
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::CGBitmapContextCreate(bitmap,
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width,
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height,
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8,
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rowBytes,
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color,
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kCGImageAlphaPremultipliedLast |
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kCGBitmapByteOrder32Big);
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if (context) {
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CGImageRef image = ::CGBitmapContextCreateImage(context);
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if (image) {
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::CFMutableDataRef data = ::CFDataCreateMutable(kCFAllocatorDefault, 0);
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if (data) {
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CGImageDestinationRef dest =
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::CGImageDestinationCreateWithData(data,
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kUTTypePNG,
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1,
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NULL);
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if (dest) {
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::CGImageDestinationAddImage(dest, image, NULL);
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if (::CGImageDestinationFinalize(dest)) {
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uint32_t dataLength = (uint32_t) ::CFDataGetLength(data);
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mCustomImageData = (uint8_t*) moz_xmalloc(dataLength);
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::CFDataGetBytes(data,
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::CFRangeMake(0, dataLength),
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mCustomImageData);
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mCustomImageDataLength = dataLength;
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mType = TypeCustom;
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}
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::CFRelease(dest);
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}
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::CFRelease(data);
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}
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::CGImageRelease(image);
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}
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::CGContextRelease(context);
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}
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::CGColorSpaceRelease(color);
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}
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}
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free(bitmap);
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}
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NSCursorInfo::~NSCursorInfo()
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{
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if (mCustomImageData) {
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free(mCustomImageData);
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}
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}
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NSCursor* NSCursorInfo::GetNSCursor() const
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{
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NSCursor* retval = nil;
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Class nsCursorClass = [NSCursor class];
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switch(mType) {
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case TypeArrow:
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retval = [NSCursor arrowCursor];
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break;
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case TypeClosedHand:
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retval = [NSCursor closedHandCursor];
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break;
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case TypeCrosshair:
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retval = [NSCursor crosshairCursor];
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break;
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case TypeDisappearingItem:
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retval = [NSCursor disappearingItemCursor];
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break;
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case TypeIBeam:
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retval = [NSCursor IBeamCursor];
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break;
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case TypeOpenHand:
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retval = [NSCursor openHandCursor];
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break;
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case TypePointingHand:
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retval = [NSCursor pointingHandCursor];
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break;
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case TypeResizeDown:
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retval = [NSCursor resizeDownCursor];
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break;
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case TypeResizeLeft:
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retval = [NSCursor resizeLeftCursor];
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break;
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case TypeResizeLeftRight:
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retval = [NSCursor resizeLeftRightCursor];
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break;
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case TypeResizeRight:
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retval = [NSCursor resizeRightCursor];
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break;
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case TypeResizeUp:
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retval = [NSCursor resizeUpCursor];
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break;
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case TypeResizeUpDown:
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retval = [NSCursor resizeUpDownCursor];
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break;
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// The following four cursor types are only supported on OS X 10.6 and up.
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case TypeContextualMenu: {
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if ([nsCursorClass respondsToSelector:@selector(contextualMenuCursor)]) {
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retval = [nsCursorClass performSelector:@selector(contextualMenuCursor)];
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}
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break;
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}
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case TypeDragCopy: {
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if ([nsCursorClass respondsToSelector:@selector(dragCopyCursor)]) {
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retval = [nsCursorClass performSelector:@selector(dragCopyCursor)];
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}
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break;
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}
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case TypeDragLink: {
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if ([nsCursorClass respondsToSelector:@selector(dragLinkCursor)]) {
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retval = [nsCursorClass performSelector:@selector(dragLinkCursor)];
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}
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break;
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}
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case TypeNotAllowed: {
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if ([nsCursorClass respondsToSelector:@selector(operationNotAllowedCursor)]) {
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retval = [nsCursorClass performSelector:@selector(operationNotAllowedCursor)];
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}
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break;
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}
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case TypeTransparent:
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retval = GetTransparentCursor();
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break;
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default:
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break;
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}
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if (!retval && mCustomImageData && mCustomImageDataLength) {
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CGDataProviderRef provider = ::CGDataProviderCreateWithData(NULL,
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(const void*)mCustomImageData,
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mCustomImageDataLength,
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NULL);
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if (provider) {
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CGImageRef cgImage = ::CGImageCreateWithPNGDataProvider(provider,
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NULL,
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false,
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kCGRenderingIntentDefault);
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if (cgImage) {
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NSBitmapImageRep* rep = [[NSBitmapImageRep alloc] initWithCGImage:cgImage];
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if (rep) {
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NSImage* image = [[NSImage alloc] init];
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if (image) {
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[image addRepresentation:rep];
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retval = [[[NSCursor alloc] initWithImage:image
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hotSpot:NSMakePoint(mHotSpot.x, mHotSpot.y)]
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autorelease];
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[image release];
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}
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[rep release];
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}
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::CGImageRelease(cgImage);
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}
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::CFRelease(provider);
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}
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}
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// Fall back to an arrow cursor if need be.
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if (!retval) {
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retval = [NSCursor arrowCursor];
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}
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return retval;
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}
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// Get a transparent cursor with the appropriate hot spot. We need one if
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// (for example) we have a custom cursor with no image data.
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NSCursor* NSCursorInfo::GetTransparentCursor() const
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{
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NSCursor* retval = nil;
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int width = 16, height = 16;
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int bytesPerPixel = 2;
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int rowBytes = width * bytesPerPixel;
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int dataSize = height * rowBytes;
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uint8_t* data = (uint8_t*) moz_xmalloc(dataSize);
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for (int y = 0; y < height; ++y) {
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for (int x = 0; x < width; ++x) {
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int offset = (y * rowBytes) + (x * bytesPerPixel);
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data[offset] = 0x7E; // Arbitrary gray-scale value
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data[offset + 1] = 0; // Alpha value to make us transparent
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}
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}
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NSBitmapImageRep* imageRep =
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[[[NSBitmapImageRep alloc] initWithBitmapDataPlanes:nil
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pixelsWide:width
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pixelsHigh:height
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bitsPerSample:8
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samplesPerPixel:2
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hasAlpha:YES
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isPlanar:NO
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colorSpaceName:NSCalibratedWhiteColorSpace
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bytesPerRow:rowBytes
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bitsPerPixel:16]
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autorelease];
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if (imageRep) {
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uint8_t* repDataPtr = [imageRep bitmapData];
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if (repDataPtr) {
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memcpy(repDataPtr, data, dataSize);
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NSImage *image =
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[[[NSImage alloc] initWithSize:NSMakeSize(width, height)]
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autorelease];
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if (image) {
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[image addRepresentation:imageRep];
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retval =
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[[[NSCursor alloc] initWithImage:image
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hotSpot:NSMakePoint(mHotSpot.x, mHotSpot.y)]
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autorelease];
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}
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}
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}
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free(data);
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// Fall back to an arrow cursor if (for some reason) the above code failed.
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if (!retval) {
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retval = [NSCursor arrowCursor];
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}
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return retval;
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}
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NSCursorInfo::Type NSCursorInfo::GetType() const
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{
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return mType;
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}
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const char* NSCursorInfo::GetTypeName() const
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{
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switch(mType) {
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case TypeCustom:
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return "TypeCustom";
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case TypeArrow:
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return "TypeArrow";
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case TypeClosedHand:
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return "TypeClosedHand";
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case TypeContextualMenu:
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return "TypeContextualMenu";
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case TypeCrosshair:
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return "TypeCrosshair";
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case TypeDisappearingItem:
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return "TypeDisappearingItem";
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case TypeDragCopy:
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return "TypeDragCopy";
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case TypeDragLink:
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return "TypeDragLink";
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case TypeIBeam:
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return "TypeIBeam";
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case TypeNotAllowed:
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return "TypeNotAllowed";
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case TypeOpenHand:
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return "TypeOpenHand";
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case TypePointingHand:
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return "TypePointingHand";
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case TypeResizeDown:
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return "TypeResizeDown";
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case TypeResizeLeft:
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return "TypeResizeLeft";
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case TypeResizeLeftRight:
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return "TypeResizeLeftRight";
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case TypeResizeRight:
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return "TypeResizeRight";
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case TypeResizeUp:
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return "TypeResizeUp";
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case TypeResizeUpDown:
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return "TypeResizeUpDown";
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case TypeTransparent:
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return "TypeTransparent";
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default:
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break;
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}
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return "TypeUnknown";
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}
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nsPoint NSCursorInfo::GetHotSpot() const
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{
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return mHotSpot;
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}
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uint8_t* NSCursorInfo::GetCustomImageData() const
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|
{
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return mCustomImageData;
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}
|
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|
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uint32_t NSCursorInfo::GetCustomImageDataLength() const
|
|
{
|
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return mCustomImageDataLength;
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}
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|
|
void NSCursorInfo::SetType(Type aType)
|
|
{
|
|
mType = aType;
|
|
}
|
|
|
|
void NSCursorInfo::SetHotSpot(nsPoint aHotSpot)
|
|
{
|
|
mHotSpot = aHotSpot;
|
|
}
|
|
|
|
void NSCursorInfo::SetCustomImageData(uint8_t* aData, uint32_t aDataLength)
|
|
{
|
|
if (mCustomImageData) {
|
|
free(mCustomImageData);
|
|
}
|
|
if (aDataLength) {
|
|
mCustomImageData = (uint8_t*) moz_xmalloc(aDataLength);
|
|
memcpy(mCustomImageData, aData, aDataLength);
|
|
} else {
|
|
mCustomImageData = NULL;
|
|
}
|
|
mCustomImageDataLength = aDataLength;
|
|
}
|
|
|
|
// This should never be called from the browser process -- only from the
|
|
// plugin process.
|
|
bool NSCursorInfo::GetNativeCursorsSupported()
|
|
{
|
|
if (mNativeCursorsSupported == -1) {
|
|
ENSURE_PLUGIN_THREAD(false);
|
|
PluginModuleChild *pmc = PluginModuleChild::GetChrome();
|
|
if (pmc) {
|
|
bool result = pmc->GetNativeCursorsSupported();
|
|
if (result) {
|
|
mNativeCursorsSupported = 1;
|
|
} else {
|
|
mNativeCursorsSupported = 0;
|
|
}
|
|
}
|
|
}
|
|
return (mNativeCursorsSupported == 1);
|
|
}
|
|
|
|
} // namespace mac_plugin_interposing
|
|
|
|
namespace mac_plugin_interposing {
|
|
namespace parent {
|
|
|
|
// Tracks plugin windows currently visible.
|
|
std::set<uint32_t> plugin_visible_windows_set_;
|
|
// Tracks full screen windows currently visible.
|
|
std::set<uint32_t> plugin_fullscreen_windows_set_;
|
|
// Tracks modal windows currently visible.
|
|
std::set<uint32_t> plugin_modal_windows_set_;
|
|
|
|
void OnPluginShowWindow(uint32_t window_id,
|
|
CGRect window_bounds,
|
|
bool modal) {
|
|
plugin_visible_windows_set_.insert(window_id);
|
|
|
|
if (modal)
|
|
plugin_modal_windows_set_.insert(window_id);
|
|
|
|
CGRect main_display_bounds = ::CGDisplayBounds(CGMainDisplayID());
|
|
|
|
if (CGRectEqualToRect(window_bounds, main_display_bounds) &&
|
|
(plugin_fullscreen_windows_set_.find(window_id) ==
|
|
plugin_fullscreen_windows_set_.end())) {
|
|
plugin_fullscreen_windows_set_.insert(window_id);
|
|
|
|
nsCocoaUtils::HideOSChromeOnScreen(true);
|
|
}
|
|
}
|
|
|
|
static void ActivateProcess(pid_t pid) {
|
|
ProcessSerialNumber process;
|
|
OSStatus status = ::GetProcessForPID(pid, &process);
|
|
|
|
if (status == noErr) {
|
|
SetFrontProcess(&process);
|
|
} else {
|
|
NS_WARNING("Unable to get process for pid.");
|
|
}
|
|
}
|
|
|
|
// Must be called on the UI thread.
|
|
// If plugin_pid is -1, the browser will be the active process on return,
|
|
// otherwise that process will be given focus back before this function returns.
|
|
static void ReleasePluginFullScreen(pid_t plugin_pid) {
|
|
// Releasing full screen only works if we are the frontmost process; grab
|
|
// focus, but give it back to the plugin process if requested.
|
|
ActivateProcess(base::GetCurrentProcId());
|
|
|
|
nsCocoaUtils::HideOSChromeOnScreen(false);
|
|
|
|
if (plugin_pid != -1) {
|
|
ActivateProcess(plugin_pid);
|
|
}
|
|
}
|
|
|
|
void OnPluginHideWindow(uint32_t window_id, pid_t aPluginPid) {
|
|
bool had_windows = !plugin_visible_windows_set_.empty();
|
|
plugin_visible_windows_set_.erase(window_id);
|
|
bool browser_needs_activation = had_windows &&
|
|
plugin_visible_windows_set_.empty();
|
|
|
|
plugin_modal_windows_set_.erase(window_id);
|
|
if (plugin_fullscreen_windows_set_.find(window_id) !=
|
|
plugin_fullscreen_windows_set_.end()) {
|
|
plugin_fullscreen_windows_set_.erase(window_id);
|
|
pid_t plugin_pid = browser_needs_activation ? -1 : aPluginPid;
|
|
browser_needs_activation = false;
|
|
ReleasePluginFullScreen(plugin_pid);
|
|
}
|
|
|
|
if (browser_needs_activation) {
|
|
ActivateProcess(getpid());
|
|
}
|
|
}
|
|
|
|
void OnSetCursor(const NSCursorInfo& cursorInfo)
|
|
{
|
|
NSCursor* aCursor = cursorInfo.GetNSCursor();
|
|
if (aCursor) {
|
|
[aCursor set];
|
|
}
|
|
}
|
|
|
|
void OnShowCursor(bool show)
|
|
{
|
|
if (show) {
|
|
[NSCursor unhide];
|
|
} else {
|
|
[NSCursor hide];
|
|
}
|
|
}
|
|
|
|
void OnPushCursor(const NSCursorInfo& cursorInfo)
|
|
{
|
|
NSCursor* aCursor = cursorInfo.GetNSCursor();
|
|
if (aCursor) {
|
|
[aCursor push];
|
|
}
|
|
}
|
|
|
|
void OnPopCursor()
|
|
{
|
|
[NSCursor pop];
|
|
}
|
|
|
|
} // namespace parent
|
|
} // namespace mac_plugin_interposing
|
|
|
|
namespace mac_plugin_interposing {
|
|
namespace child {
|
|
|
|
// TODO(stuartmorgan): Make this an IPC to order the plugin process above the
|
|
// browser process only if the browser is current frontmost.
|
|
void FocusPluginProcess() {
|
|
ProcessSerialNumber this_process, front_process;
|
|
if ((GetCurrentProcess(&this_process) != noErr) ||
|
|
(GetFrontProcess(&front_process) != noErr)) {
|
|
return;
|
|
}
|
|
|
|
Boolean matched = false;
|
|
if ((SameProcess(&this_process, &front_process, &matched) == noErr) &&
|
|
!matched) {
|
|
SetFrontProcess(&this_process);
|
|
}
|
|
}
|
|
|
|
void NotifyBrowserOfPluginShowWindow(uint32_t window_id, CGRect bounds,
|
|
bool modal) {
|
|
ENSURE_PLUGIN_THREAD_VOID();
|
|
|
|
PluginModuleChild *pmc = PluginModuleChild::GetChrome();
|
|
if (pmc)
|
|
pmc->PluginShowWindow(window_id, modal, bounds);
|
|
}
|
|
|
|
void NotifyBrowserOfPluginHideWindow(uint32_t window_id, CGRect bounds) {
|
|
ENSURE_PLUGIN_THREAD_VOID();
|
|
|
|
PluginModuleChild *pmc = PluginModuleChild::GetChrome();
|
|
if (pmc)
|
|
pmc->PluginHideWindow(window_id);
|
|
}
|
|
|
|
void NotifyBrowserOfSetCursor(NSCursorInfo& aCursorInfo)
|
|
{
|
|
ENSURE_PLUGIN_THREAD_VOID();
|
|
PluginModuleChild *pmc = PluginModuleChild::GetChrome();
|
|
if (pmc) {
|
|
pmc->SetCursor(aCursorInfo);
|
|
}
|
|
}
|
|
|
|
void NotifyBrowserOfShowCursor(bool show)
|
|
{
|
|
ENSURE_PLUGIN_THREAD_VOID();
|
|
PluginModuleChild *pmc = PluginModuleChild::GetChrome();
|
|
if (pmc) {
|
|
pmc->ShowCursor(show);
|
|
}
|
|
}
|
|
|
|
void NotifyBrowserOfPushCursor(NSCursorInfo& aCursorInfo)
|
|
{
|
|
ENSURE_PLUGIN_THREAD_VOID();
|
|
PluginModuleChild *pmc = PluginModuleChild::GetChrome();
|
|
if (pmc) {
|
|
pmc->PushCursor(aCursorInfo);
|
|
}
|
|
}
|
|
|
|
void NotifyBrowserOfPopCursor()
|
|
{
|
|
ENSURE_PLUGIN_THREAD_VOID();
|
|
PluginModuleChild *pmc = PluginModuleChild::GetChrome();
|
|
if (pmc) {
|
|
pmc->PopCursor();
|
|
}
|
|
}
|
|
|
|
struct WindowInfo {
|
|
uint32_t window_id;
|
|
CGRect bounds;
|
|
explicit WindowInfo(NSWindow* aWindow) {
|
|
NSInteger window_num = [aWindow windowNumber];
|
|
window_id = window_num > 0 ? window_num : 0;
|
|
bounds = NSRectToCGRect([aWindow frame]);
|
|
}
|
|
};
|
|
|
|
static void OnPluginWindowClosed(const WindowInfo& window_info) {
|
|
if (window_info.window_id == 0)
|
|
return;
|
|
mac_plugin_interposing::child::NotifyBrowserOfPluginHideWindow(window_info.window_id,
|
|
window_info.bounds);
|
|
}
|
|
|
|
static void OnPluginWindowShown(const WindowInfo& window_info, BOOL is_modal) {
|
|
// The window id is 0 if it has never been shown (including while it is the
|
|
// process of being shown for the first time); when that happens, we'll catch
|
|
// it in _setWindowNumber instead.
|
|
static BOOL s_pending_display_is_modal = NO;
|
|
if (window_info.window_id == 0) {
|
|
if (is_modal)
|
|
s_pending_display_is_modal = YES;
|
|
return;
|
|
}
|
|
if (s_pending_display_is_modal) {
|
|
is_modal = YES;
|
|
s_pending_display_is_modal = NO;
|
|
}
|
|
mac_plugin_interposing::child::NotifyBrowserOfPluginShowWindow(
|
|
window_info.window_id, window_info.bounds, is_modal);
|
|
}
|
|
|
|
static BOOL OnSetCursor(NSCursorInfo &aInfo)
|
|
{
|
|
if (NSCursorInfo::GetNativeCursorsSupported()) {
|
|
NotifyBrowserOfSetCursor(aInfo);
|
|
return YES;
|
|
}
|
|
return NO;
|
|
}
|
|
|
|
static BOOL OnHideCursor()
|
|
{
|
|
if (NSCursorInfo::GetNativeCursorsSupported()) {
|
|
NotifyBrowserOfShowCursor(NO);
|
|
return YES;
|
|
}
|
|
return NO;
|
|
}
|
|
|
|
static BOOL OnUnhideCursor()
|
|
{
|
|
if (NSCursorInfo::GetNativeCursorsSupported()) {
|
|
NotifyBrowserOfShowCursor(YES);
|
|
return YES;
|
|
}
|
|
return NO;
|
|
}
|
|
|
|
static BOOL OnPushCursor(NSCursorInfo &aInfo)
|
|
{
|
|
if (NSCursorInfo::GetNativeCursorsSupported()) {
|
|
NotifyBrowserOfPushCursor(aInfo);
|
|
return YES;
|
|
}
|
|
return NO;
|
|
}
|
|
|
|
static BOOL OnPopCursor()
|
|
{
|
|
if (NSCursorInfo::GetNativeCursorsSupported()) {
|
|
NotifyBrowserOfPopCursor();
|
|
return YES;
|
|
}
|
|
return NO;
|
|
}
|
|
|
|
} // namespace child
|
|
} // namespace mac_plugin_interposing
|
|
|
|
using namespace mac_plugin_interposing::child;
|
|
|
|
@interface NSWindow (PluginInterposing)
|
|
- (void)pluginInterpose_orderOut:(id)sender;
|
|
- (void)pluginInterpose_orderFront:(id)sender;
|
|
- (void)pluginInterpose_makeKeyAndOrderFront:(id)sender;
|
|
- (void)pluginInterpose_setWindowNumber:(NSInteger)num;
|
|
@end
|
|
|
|
@implementation NSWindow (PluginInterposing)
|
|
|
|
- (void)pluginInterpose_orderOut:(id)sender {
|
|
WindowInfo window_info(self);
|
|
[self pluginInterpose_orderOut:sender];
|
|
OnPluginWindowClosed(window_info);
|
|
}
|
|
|
|
- (void)pluginInterpose_orderFront:(id)sender {
|
|
mac_plugin_interposing::child::FocusPluginProcess();
|
|
[self pluginInterpose_orderFront:sender];
|
|
OnPluginWindowShown(WindowInfo(self), NO);
|
|
}
|
|
|
|
- (void)pluginInterpose_makeKeyAndOrderFront:(id)sender {
|
|
mac_plugin_interposing::child::FocusPluginProcess();
|
|
[self pluginInterpose_makeKeyAndOrderFront:sender];
|
|
OnPluginWindowShown(WindowInfo(self), NO);
|
|
}
|
|
|
|
- (void)pluginInterpose_setWindowNumber:(NSInteger)num {
|
|
if (num > 0)
|
|
mac_plugin_interposing::child::FocusPluginProcess();
|
|
[self pluginInterpose_setWindowNumber:num];
|
|
if (num > 0)
|
|
OnPluginWindowShown(WindowInfo(self), NO);
|
|
}
|
|
|
|
@end
|
|
|
|
@interface NSApplication (PluginInterposing)
|
|
- (NSInteger)pluginInterpose_runModalForWindow:(NSWindow*)window;
|
|
@end
|
|
|
|
@implementation NSApplication (PluginInterposing)
|
|
|
|
- (NSInteger)pluginInterpose_runModalForWindow:(NSWindow*)window {
|
|
mac_plugin_interposing::child::FocusPluginProcess();
|
|
// This is out-of-order relative to the other calls, but runModalForWindow:
|
|
// won't return until the window closes, and the order only matters for
|
|
// full-screen windows.
|
|
OnPluginWindowShown(WindowInfo(window), YES);
|
|
return [self pluginInterpose_runModalForWindow:window];
|
|
}
|
|
|
|
@end
|
|
|
|
// Hook commands to manipulate the current cursor, so that they can be passed
|
|
// from the child process to the parent process. These commands have no
|
|
// effect unless they're performed in the parent process.
|
|
@interface NSCursor (PluginInterposing)
|
|
- (void)pluginInterpose_set;
|
|
- (void)pluginInterpose_push;
|
|
- (void)pluginInterpose_pop;
|
|
+ (NSCursor*)pluginInterpose_currentCursor;
|
|
+ (void)pluginInterpose_hide;
|
|
+ (void)pluginInterpose_unhide;
|
|
+ (void)pluginInterpose_pop;
|
|
@end
|
|
|
|
// Cache the results of [NSCursor set], [NSCursor push] and [NSCursor pop].
|
|
// The last element is always the current cursor.
|
|
static NSMutableArray* gCursorStack = nil;
|
|
|
|
static BOOL initCursorStack()
|
|
{
|
|
if (!gCursorStack) {
|
|
gCursorStack = [[NSMutableArray arrayWithCapacity:5] retain];
|
|
}
|
|
return (gCursorStack != NULL);
|
|
}
|
|
|
|
static NSCursor* currentCursorFromCache()
|
|
{
|
|
if (!initCursorStack())
|
|
return nil;
|
|
return (NSCursor*) [gCursorStack lastObject];
|
|
}
|
|
|
|
static void setCursorInCache(NSCursor* aCursor)
|
|
{
|
|
if (!initCursorStack() || !aCursor)
|
|
return;
|
|
NSUInteger count = [gCursorStack count];
|
|
if (count) {
|
|
[gCursorStack replaceObjectAtIndex:count - 1 withObject:aCursor];
|
|
} else {
|
|
[gCursorStack addObject:aCursor];
|
|
}
|
|
}
|
|
|
|
static void pushCursorInCache(NSCursor* aCursor)
|
|
{
|
|
if (!initCursorStack() || !aCursor)
|
|
return;
|
|
[gCursorStack addObject:aCursor];
|
|
}
|
|
|
|
static void popCursorInCache()
|
|
{
|
|
if (!initCursorStack())
|
|
return;
|
|
// Apple's doc on the +[NSCursor pop] method says: "If the current cursor
|
|
// is the only cursor on the stack, this method does nothing."
|
|
if ([gCursorStack count] > 1) {
|
|
[gCursorStack removeLastObject];
|
|
}
|
|
}
|
|
|
|
@implementation NSCursor (PluginInterposing)
|
|
|
|
- (void)pluginInterpose_set
|
|
{
|
|
NSCursorInfo info(self);
|
|
OnSetCursor(info);
|
|
setCursorInCache(self);
|
|
[self pluginInterpose_set];
|
|
}
|
|
|
|
- (void)pluginInterpose_push
|
|
{
|
|
NSCursorInfo info(self);
|
|
OnPushCursor(info);
|
|
pushCursorInCache(self);
|
|
[self pluginInterpose_push];
|
|
}
|
|
|
|
- (void)pluginInterpose_pop
|
|
{
|
|
OnPopCursor();
|
|
popCursorInCache();
|
|
[self pluginInterpose_pop];
|
|
}
|
|
|
|
// The currentCursor method always returns nil when running in a background
|
|
// process. But this may confuse plugins (notably Flash, see bug 621117). So
|
|
// if we get a nil return from the "call to super", we return a cursor that's
|
|
// been cached by previous calls to set or push. According to Apple's docs,
|
|
// currentCursor "only returns the cursor set by your application using
|
|
// NSCursor methods". So we don't need to worry about changes to the cursor
|
|
// made by other methods like SetThemeCursor().
|
|
+ (NSCursor*)pluginInterpose_currentCursor
|
|
{
|
|
NSCursor* retval = [self pluginInterpose_currentCursor];
|
|
if (!retval) {
|
|
retval = currentCursorFromCache();
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
+ (void)pluginInterpose_hide
|
|
{
|
|
OnHideCursor();
|
|
[self pluginInterpose_hide];
|
|
}
|
|
|
|
+ (void)pluginInterpose_unhide
|
|
{
|
|
OnUnhideCursor();
|
|
[self pluginInterpose_unhide];
|
|
}
|
|
|
|
+ (void)pluginInterpose_pop
|
|
{
|
|
OnPopCursor();
|
|
popCursorInCache();
|
|
[self pluginInterpose_pop];
|
|
}
|
|
|
|
@end
|
|
|
|
static void ExchangeMethods(Class target_class,
|
|
BOOL class_method,
|
|
SEL original,
|
|
SEL replacement) {
|
|
Method m1;
|
|
Method m2;
|
|
if (class_method) {
|
|
m1 = class_getClassMethod(target_class, original);
|
|
m2 = class_getClassMethod(target_class, replacement);
|
|
} else {
|
|
m1 = class_getInstanceMethod(target_class, original);
|
|
m2 = class_getInstanceMethod(target_class, replacement);
|
|
}
|
|
|
|
if (m1 == m2)
|
|
return;
|
|
|
|
if (m1 && m2)
|
|
method_exchangeImplementations(m1, m2);
|
|
else
|
|
NS_NOTREACHED("Cocoa swizzling failed");
|
|
}
|
|
|
|
namespace mac_plugin_interposing {
|
|
namespace child {
|
|
|
|
void SetUpCocoaInterposing() {
|
|
Class nswindow_class = [NSWindow class];
|
|
ExchangeMethods(nswindow_class, NO, @selector(orderOut:),
|
|
@selector(pluginInterpose_orderOut:));
|
|
ExchangeMethods(nswindow_class, NO, @selector(orderFront:),
|
|
@selector(pluginInterpose_orderFront:));
|
|
ExchangeMethods(nswindow_class, NO, @selector(makeKeyAndOrderFront:),
|
|
@selector(pluginInterpose_makeKeyAndOrderFront:));
|
|
ExchangeMethods(nswindow_class, NO, @selector(_setWindowNumber:),
|
|
@selector(pluginInterpose_setWindowNumber:));
|
|
|
|
ExchangeMethods([NSApplication class], NO, @selector(runModalForWindow:),
|
|
@selector(pluginInterpose_runModalForWindow:));
|
|
|
|
Class nscursor_class = [NSCursor class];
|
|
ExchangeMethods(nscursor_class, NO, @selector(set),
|
|
@selector(pluginInterpose_set));
|
|
ExchangeMethods(nscursor_class, NO, @selector(push),
|
|
@selector(pluginInterpose_push));
|
|
ExchangeMethods(nscursor_class, NO, @selector(pop),
|
|
@selector(pluginInterpose_pop));
|
|
ExchangeMethods(nscursor_class, YES, @selector(currentCursor),
|
|
@selector(pluginInterpose_currentCursor));
|
|
ExchangeMethods(nscursor_class, YES, @selector(hide),
|
|
@selector(pluginInterpose_hide));
|
|
ExchangeMethods(nscursor_class, YES, @selector(unhide),
|
|
@selector(pluginInterpose_unhide));
|
|
ExchangeMethods(nscursor_class, YES, @selector(pop),
|
|
@selector(pluginInterpose_pop));
|
|
}
|
|
|
|
} // namespace child
|
|
} // namespace mac_plugin_interposing
|
|
|
|
// Called from plugin_child_interpose.mm, which hooks calls to
|
|
// SetCursor() (the QuickDraw call) from the plugin child process.
|
|
extern "C" NS_VISIBILITY_DEFAULT BOOL
|
|
mac_plugin_interposing_child_OnSetCursor(const Cursor* cursor)
|
|
{
|
|
NSCursorInfo info(cursor);
|
|
return OnSetCursor(info);
|
|
}
|
|
|
|
// Called from plugin_child_interpose.mm, which hooks calls to
|
|
// SetThemeCursor() (the Appearance Manager call) from the plugin child
|
|
// process.
|
|
extern "C" NS_VISIBILITY_DEFAULT BOOL
|
|
mac_plugin_interposing_child_OnSetThemeCursor(ThemeCursor cursor)
|
|
{
|
|
NSCursorInfo info;
|
|
switch (cursor) {
|
|
case kThemeArrowCursor:
|
|
info.SetType(NSCursorInfo::TypeArrow);
|
|
break;
|
|
case kThemeCopyArrowCursor:
|
|
info.SetType(NSCursorInfo::TypeDragCopy);
|
|
break;
|
|
case kThemeAliasArrowCursor:
|
|
info.SetType(NSCursorInfo::TypeDragLink);
|
|
break;
|
|
case kThemeContextualMenuArrowCursor:
|
|
info.SetType(NSCursorInfo::TypeContextualMenu);
|
|
break;
|
|
case kThemeIBeamCursor:
|
|
info.SetType(NSCursorInfo::TypeIBeam);
|
|
break;
|
|
case kThemeCrossCursor:
|
|
case kThemePlusCursor:
|
|
info.SetType(NSCursorInfo::TypeCrosshair);
|
|
break;
|
|
case kThemeWatchCursor:
|
|
case kThemeSpinningCursor:
|
|
info.SetType(NSCursorInfo::TypeArrow);
|
|
break;
|
|
case kThemeClosedHandCursor:
|
|
info.SetType(NSCursorInfo::TypeClosedHand);
|
|
break;
|
|
case kThemeOpenHandCursor:
|
|
info.SetType(NSCursorInfo::TypeOpenHand);
|
|
break;
|
|
case kThemePointingHandCursor:
|
|
case kThemeCountingUpHandCursor:
|
|
case kThemeCountingDownHandCursor:
|
|
case kThemeCountingUpAndDownHandCursor:
|
|
info.SetType(NSCursorInfo::TypePointingHand);
|
|
break;
|
|
case kThemeResizeLeftCursor:
|
|
info.SetType(NSCursorInfo::TypeResizeLeft);
|
|
break;
|
|
case kThemeResizeRightCursor:
|
|
info.SetType(NSCursorInfo::TypeResizeRight);
|
|
break;
|
|
case kThemeResizeLeftRightCursor:
|
|
info.SetType(NSCursorInfo::TypeResizeLeftRight);
|
|
break;
|
|
case kThemeNotAllowedCursor:
|
|
info.SetType(NSCursorInfo::TypeNotAllowed);
|
|
break;
|
|
case kThemeResizeUpCursor:
|
|
info.SetType(NSCursorInfo::TypeResizeUp);
|
|
break;
|
|
case kThemeResizeDownCursor:
|
|
info.SetType(NSCursorInfo::TypeResizeDown);
|
|
break;
|
|
case kThemeResizeUpDownCursor:
|
|
info.SetType(NSCursorInfo::TypeResizeUpDown);
|
|
break;
|
|
case kThemePoofCursor:
|
|
info.SetType(NSCursorInfo::TypeDisappearingItem);
|
|
break;
|
|
default:
|
|
info.SetType(NSCursorInfo::TypeArrow);
|
|
break;
|
|
}
|
|
return OnSetCursor(info);
|
|
}
|
|
|
|
extern "C" NS_VISIBILITY_DEFAULT BOOL
|
|
mac_plugin_interposing_child_OnHideCursor()
|
|
{
|
|
return OnHideCursor();
|
|
}
|
|
|
|
extern "C" NS_VISIBILITY_DEFAULT BOOL
|
|
mac_plugin_interposing_child_OnShowCursor()
|
|
{
|
|
return OnUnhideCursor();
|
|
}
|
|
#else
|
|
// Dummy class and methods
|
|
#include "base/basictypes.h"
|
|
#include "nsCocoaUtils.h"
|
|
#include "PluginModuleChild.h"
|
|
#include "nsDebug.h"
|
|
#include "PluginInterposeOSX.h"
|
|
#include <set>
|
|
#import <AppKit/AppKit.h>
|
|
#import <Carbon/Carbon.h>
|
|
|
|
namespace mac_plugin_interposing {
|
|
|
|
NSCursorInfo::NSCursorInfo()
|
|
{
|
|
}
|
|
NSCursorInfo::NSCursorInfo(NSCursor* aCursor)
|
|
{
|
|
}
|
|
void NSCursorInfo::SetType(Type aType)
|
|
{
|
|
}
|
|
void NSCursorInfo::SetHotSpot(nsPoint aHotSpot)
|
|
{
|
|
}
|
|
void NSCursorInfo::SetCustomImageData(uint8_t* aData, uint32_t aDataLength)
|
|
{
|
|
}
|
|
NSCursorInfo::~NSCursorInfo()
|
|
{
|
|
}
|
|
|
|
namespace parent {
|
|
|
|
void OnPluginShowWindow(uint32_t window_id, CGRect window_bounds, bool modal)
|
|
{
|
|
}
|
|
void OnSetCursor(const NSCursorInfo& cursorInfo)
|
|
{
|
|
}
|
|
void OnPushCursor(const NSCursorInfo& cursorInfo)
|
|
{
|
|
}
|
|
void OnPopCursor()
|
|
{
|
|
}
|
|
void OnShowCursor(bool show)
|
|
{
|
|
}
|
|
void OnPluginHideWindow(uint32_t window_id, pid_t aPluginPid)
|
|
{
|
|
}
|
|
|
|
}//parent
|
|
}//mac_plugin_interposing
|
|
#endif
|