layout/generic/nsPluginUtilsOSX.mm

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/layout/generic/nsPluginUtilsOSX.mm	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,207 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +// vim:set ts=2 sts=2 sw=2 et cin:
     1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.8 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.9 +
    1.10 +#include "nsPluginUtilsOSX.h"
    1.11 +
    1.12 +#import <Cocoa/Cocoa.h>
    1.13 +#import <QuartzCore/QuartzCore.h>
    1.14 +#include "nsObjCExceptions.h"
    1.15 +
    1.16 +#ifndef __LP64__
    1.17 +void NS_NPAPI_CarbonWindowFrame(WindowRef aWindow, nsRect& outRect)
    1.18 +{
    1.19 +  if (!aWindow)
    1.20 +    return;
    1.21 +
    1.22 +  Rect windowRect;
    1.23 +  ::GetWindowBounds(aWindow, kWindowStructureRgn, &windowRect);
    1.24 +  outRect.x = windowRect.left;
    1.25 +  outRect.y = windowRect.top;
    1.26 +  outRect.width = windowRect.right - windowRect.left;
    1.27 +  outRect.height = windowRect.bottom - windowRect.top;
    1.28 +}
    1.29 +#endif
    1.30 +
    1.31 +void NS_NPAPI_CocoaWindowFrame(void* aWindow, nsRect& outRect)
    1.32 +{
    1.33 +  NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
    1.34 +
    1.35 +  if (!aWindow)
    1.36 +    return;
    1.37 +
    1.38 +  NSWindow* window = (NSWindow*)aWindow;
    1.39 +
    1.40 +  float menubarScreenHeight;
    1.41 +  NSArray* allScreens = [NSScreen screens];
    1.42 +  if ([allScreens count])
    1.43 +    menubarScreenHeight = [[allScreens objectAtIndex:0] frame].size.height;
    1.44 +  else
    1.45 +    return; // If there are no screens, there's not much we can say.
    1.46 +
    1.47 +  NSRect frame = [window frame];
    1.48 +  outRect.x = (nscoord)frame.origin.x;
    1.49 +  outRect.y = (nscoord)(menubarScreenHeight - (frame.origin.y + frame.size.height));
    1.50 +  outRect.width = (nscoord)frame.size.width;
    1.51 +  outRect.height = (nscoord)frame.size.height;
    1.52 +
    1.53 +  NS_OBJC_END_TRY_ABORT_BLOCK;
    1.54 +}
    1.55 +
    1.56 +bool NS_NPAPI_CocoaWindowIsMain(void* aWindow)
    1.57 +{
    1.58 +  NS_OBJC_BEGIN_TRY_ABORT_BLOCK_RETURN;
    1.59 +
    1.60 +  if (!aWindow)
    1.61 +    return true;
    1.62 +
    1.63 +  NSWindow* window = (NSWindow*)aWindow;
    1.64 +
    1.65 +  return (bool)[window isMainWindow];
    1.66 +
    1.67 +  NS_OBJC_END_TRY_ABORT_BLOCK_RETURN(true);
    1.68 +}
    1.69 +
    1.70 +NPError NS_NPAPI_ShowCocoaContextMenu(void* menu, nsIWidget* widget, NPCocoaEvent* event)
    1.71 +{
    1.72 +  NS_OBJC_BEGIN_TRY_ABORT_BLOCK_RETURN;
    1.73 +
    1.74 +  if (!menu || !widget || !event)
    1.75 +    return NPERR_GENERIC_ERROR;
    1.76 +
    1.77 +  NSMenu* cocoaMenu = (NSMenu*)menu;
    1.78 +  NSView* cocoaView = (NSView*)widget->GetNativeData(NS_NATIVE_WIDGET);
    1.79 +
    1.80 +  NSEventType cocoaEventType = NSRightMouseDown;
    1.81 +  unsigned int cocoaModifierFlags = 0;
    1.82 +  double x = 0.0;   // Coordinates for the context menu in plugin terms, top-left origin.
    1.83 +  double y = 0.0;
    1.84 +
    1.85 +  NPCocoaEventType eventType = event->type;
    1.86 +  if (eventType == NPCocoaEventMouseDown ||
    1.87 +      eventType == NPCocoaEventMouseUp ||
    1.88 +      eventType == NPCocoaEventMouseMoved ||
    1.89 +      eventType == NPCocoaEventMouseEntered ||
    1.90 +      eventType == NPCocoaEventMouseExited ||
    1.91 +      eventType == NPCocoaEventMouseDragged) {
    1.92 +    x = event->data.mouse.pluginX;
    1.93 +    y = event->data.mouse.pluginY;
    1.94 +    if ((x < 0.0) || (y < 0.0))
    1.95 +      return NPERR_GENERIC_ERROR;
    1.96 +  }
    1.97 +
    1.98 +  // Flip the coords to bottom-left origin.
    1.99 +  NSRect viewFrame = [cocoaView frame];
   1.100 +  double shiftedX = x;
   1.101 +  double shiftedY = viewFrame.size.height - y;
   1.102 +  // Shift to window coords.
   1.103 +  shiftedX += viewFrame.origin.x;
   1.104 +  shiftedY += [cocoaView convertPoint:NSMakePoint(0,0) toView:nil].y - viewFrame.size.height;
   1.105 +
   1.106 +  // Create an NSEvent we can use to show the context menu. Only the location
   1.107 +  // is important here so just simulate a right mouse down. The coordinates
   1.108 +  // must be in top-level window terms.
   1.109 +  NSEvent* cocoaEvent = [NSEvent mouseEventWithType:cocoaEventType
   1.110 +                                           location:NSMakePoint(shiftedX, shiftedY)
   1.111 +                                      modifierFlags:cocoaModifierFlags
   1.112 +                                          timestamp:0
   1.113 +                                       windowNumber:[[cocoaView window] windowNumber]
   1.114 +                                            context:nil
   1.115 +                                        eventNumber:0
   1.116 +                                         clickCount:1
   1.117 +                                           pressure:0.0];
   1.118 +
   1.119 +  [NSMenu popUpContextMenu:cocoaMenu withEvent:cocoaEvent forView:cocoaView];
   1.120 +
   1.121 +  return NPERR_NO_ERROR;
   1.122 +
   1.123 +  NS_OBJC_END_TRY_ABORT_BLOCK_RETURN(NPERR_GENERIC_ERROR);
   1.124 +}
   1.125 +
   1.126 +NPBool NS_NPAPI_ConvertPointCocoa(void* inView,
   1.127 +                                  double sourceX, double sourceY, NPCoordinateSpace sourceSpace,
   1.128 +                                  double *destX, double *destY, NPCoordinateSpace destSpace)
   1.129 +{
   1.130 +  // Plugins don't always have a view/frame. It would be odd to ask for a point conversion
   1.131 +  // without a view, so we'll warn about it, but it's technically OK.
   1.132 +  if (!inView) {
   1.133 +    NS_WARNING("Must have a native view to convert coordinates.");
   1.134 +    return false;
   1.135 +  }
   1.136 +
   1.137 +  // Caller has to want a result.
   1.138 +  if (!destX && !destY)
   1.139 +    return false;
   1.140 +
   1.141 +  if (sourceSpace == destSpace) {
   1.142 +    if (destX)
   1.143 +      *destX = sourceX;
   1.144 +    if (destY)
   1.145 +      *destY = sourceY;
   1.146 +    return true;
   1.147 +  }
   1.148 +
   1.149 +  NSView* view = (NSView*)inView;
   1.150 +  NSWindow* window = [view window];
   1.151 +  NSPoint sourcePoint = NSMakePoint(sourceX, sourceY);
   1.152 +
   1.153 +  // Convert to screen space.
   1.154 +  NSPoint screenPoint;
   1.155 +  switch (sourceSpace) {
   1.156 +    case NPCoordinateSpacePlugin:
   1.157 +      screenPoint = [view convertPoint:sourcePoint toView:nil];
   1.158 +      screenPoint = [window convertBaseToScreen:screenPoint];
   1.159 +      break;
   1.160 +    case NPCoordinateSpaceWindow:
   1.161 +      screenPoint = [window convertBaseToScreen:sourcePoint];
   1.162 +      break;
   1.163 +    case NPCoordinateSpaceFlippedWindow:
   1.164 +      sourcePoint.y = [window frame].size.height - sourcePoint.y;
   1.165 +      screenPoint = [window convertBaseToScreen:sourcePoint];
   1.166 +      break;
   1.167 +    case NPCoordinateSpaceScreen:
   1.168 +      screenPoint = sourcePoint;
   1.169 +      break;
   1.170 +    case NPCoordinateSpaceFlippedScreen:
   1.171 +      sourcePoint.y = [[[NSScreen screens] objectAtIndex:0] frame].size.height - sourcePoint.y;
   1.172 +      screenPoint = sourcePoint;
   1.173 +      break;
   1.174 +    default:
   1.175 +      return false;
   1.176 +  }
   1.177 +
   1.178 +  // Convert from screen to dest space.
   1.179 +  NSPoint destPoint;
   1.180 +  switch (destSpace) {
   1.181 +    case NPCoordinateSpacePlugin:
   1.182 +      destPoint = [window convertScreenToBase:screenPoint];
   1.183 +      destPoint = [view convertPoint:destPoint fromView:nil];
   1.184 +      break;
   1.185 +    case NPCoordinateSpaceWindow:
   1.186 +      destPoint = [window convertScreenToBase:screenPoint];
   1.187 +      break;
   1.188 +    case NPCoordinateSpaceFlippedWindow:
   1.189 +      destPoint = [window convertScreenToBase:screenPoint];
   1.190 +      destPoint.y = [window frame].size.height - destPoint.y;
   1.191 +      break;
   1.192 +    case NPCoordinateSpaceScreen:
   1.193 +      destPoint = screenPoint;
   1.194 +      break;
   1.195 +    case NPCoordinateSpaceFlippedScreen:
   1.196 +      destPoint = screenPoint;
   1.197 +      destPoint.y = [[[NSScreen screens] objectAtIndex:0] frame].size.height - destPoint.y;
   1.198 +      break;
   1.199 +    default:
   1.200 +      return false;
   1.201 +  }
   1.202 +
   1.203 +  if (destX)
   1.204 +    *destX = destPoint.x;
   1.205 +  if (destY)
   1.206 +    *destY = destPoint.y;
   1.207 +
   1.208 +  return true;
   1.209 +}
   1.210 +

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