gecko-dev/layout/generic/nsPluginUtilsOSX.mm
2012-05-21 12:12:37 +01:00

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6.5 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// vim:set ts=2 sts=2 sw=2 et cin:
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsPluginUtilsOSX.h"
#import <Cocoa/Cocoa.h>
#import <QuartzCore/QuartzCore.h>
#include "nsObjCExceptions.h"
#ifndef __LP64__
void NS_NPAPI_CarbonWindowFrame(WindowRef aWindow, nsRect& outRect)
{
if (!aWindow)
return;
Rect windowRect;
::GetWindowBounds(aWindow, kWindowStructureRgn, &windowRect);
outRect.x = windowRect.left;
outRect.y = windowRect.top;
outRect.width = windowRect.right - windowRect.left;
outRect.height = windowRect.bottom - windowRect.top;
}
#endif
void NS_NPAPI_CocoaWindowFrame(void* aWindow, nsRect& outRect)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
if (!aWindow)
return;
NSWindow* window = (NSWindow*)aWindow;
float menubarScreenHeight;
NSArray* allScreens = [NSScreen screens];
if ([allScreens count])
menubarScreenHeight = [[allScreens objectAtIndex:0] frame].size.height;
else
return; // If there are no screens, there's not much we can say.
NSRect frame = [window frame];
outRect.x = (nscoord)frame.origin.x;
outRect.y = (nscoord)(menubarScreenHeight - (frame.origin.y + frame.size.height));
outRect.width = (nscoord)frame.size.width;
outRect.height = (nscoord)frame.size.height;
NS_OBJC_END_TRY_ABORT_BLOCK;
}
bool NS_NPAPI_CocoaWindowIsMain(void* aWindow)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_RETURN;
if (!aWindow)
return true;
NSWindow* window = (NSWindow*)aWindow;
return (bool)[window isMainWindow];
NS_OBJC_END_TRY_ABORT_BLOCK_RETURN(true);
}
NPError NS_NPAPI_ShowCocoaContextMenu(void* menu, nsIWidget* widget, NPCocoaEvent* event)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_RETURN;
if (!menu || !widget || !event)
return NPERR_GENERIC_ERROR;
NSMenu* cocoaMenu = (NSMenu*)menu;
NSView* cocoaView = (NSView*)widget->GetNativeData(NS_NATIVE_WIDGET);
NSEventType cocoaEventType = NSRightMouseDown;
unsigned int cocoaModifierFlags = 0;
double x = 0.0; // Coordinates for the context menu in plugin terms, top-left origin.
double y = 0.0;
NPCocoaEventType eventType = event->type;
if (eventType == NPCocoaEventMouseDown ||
eventType == NPCocoaEventMouseUp ||
eventType == NPCocoaEventMouseMoved ||
eventType == NPCocoaEventMouseEntered ||
eventType == NPCocoaEventMouseExited ||
eventType == NPCocoaEventMouseDragged) {
x = event->data.mouse.pluginX;
y = event->data.mouse.pluginY;
if ((x < 0.0) || (y < 0.0))
return NPERR_GENERIC_ERROR;
}
// Flip the coords to bottom-left origin.
NSRect viewFrame = [cocoaView frame];
double shiftedX = x;
double shiftedY = viewFrame.size.height - y;
// Shift to window coords.
shiftedX += viewFrame.origin.x;
shiftedY += [cocoaView convertPoint:NSMakePoint(0,0) toView:nil].y - viewFrame.size.height;
// Create an NSEvent we can use to show the context menu. Only the location
// is important here so just simulate a right mouse down. The coordinates
// must be in top-level window terms.
NSEvent* cocoaEvent = [NSEvent mouseEventWithType:cocoaEventType
location:NSMakePoint(shiftedX, shiftedY)
modifierFlags:cocoaModifierFlags
timestamp:0
windowNumber:[[cocoaView window] windowNumber]
context:nil
eventNumber:0
clickCount:1
pressure:0.0];
[NSMenu popUpContextMenu:cocoaMenu withEvent:cocoaEvent forView:cocoaView];
return NPERR_NO_ERROR;
NS_OBJC_END_TRY_ABORT_BLOCK_RETURN(NPERR_GENERIC_ERROR);
}
NPBool NS_NPAPI_ConvertPointCocoa(void* inView,
double sourceX, double sourceY, NPCoordinateSpace sourceSpace,
double *destX, double *destY, NPCoordinateSpace destSpace)
{
// Plugins don't always have a view/frame. It would be odd to ask for a point conversion
// without a view, so we'll warn about it, but it's technically OK.
if (!inView) {
NS_WARNING("Must have a native view to convert coordinates.");
return false;
}
// Caller has to want a result.
if (!destX && !destY)
return false;
if (sourceSpace == destSpace) {
if (destX)
*destX = sourceX;
if (destY)
*destY = sourceY;
return true;
}
NSView* view = (NSView*)inView;
NSWindow* window = [view window];
NSPoint sourcePoint = NSMakePoint(sourceX, sourceY);
// Convert to screen space.
NSPoint screenPoint;
switch (sourceSpace) {
case NPCoordinateSpacePlugin:
screenPoint = [view convertPoint:sourcePoint toView:nil];
screenPoint = [window convertBaseToScreen:screenPoint];
break;
case NPCoordinateSpaceWindow:
screenPoint = [window convertBaseToScreen:sourcePoint];
break;
case NPCoordinateSpaceFlippedWindow:
sourcePoint.y = [window frame].size.height - sourcePoint.y;
screenPoint = [window convertBaseToScreen:sourcePoint];
break;
case NPCoordinateSpaceScreen:
screenPoint = sourcePoint;
break;
case NPCoordinateSpaceFlippedScreen:
sourcePoint.y = [[[NSScreen screens] objectAtIndex:0] frame].size.height - sourcePoint.y;
screenPoint = sourcePoint;
break;
default:
return false;
}
// Convert from screen to dest space.
NSPoint destPoint;
switch (destSpace) {
case NPCoordinateSpacePlugin:
destPoint = [window convertScreenToBase:screenPoint];
destPoint = [view convertPoint:destPoint fromView:nil];
break;
case NPCoordinateSpaceWindow:
destPoint = [window convertScreenToBase:screenPoint];
break;
case NPCoordinateSpaceFlippedWindow:
destPoint = [window convertScreenToBase:screenPoint];
destPoint.y = [window frame].size.height - destPoint.y;
break;
case NPCoordinateSpaceScreen:
destPoint = screenPoint;
break;
case NPCoordinateSpaceFlippedScreen:
destPoint = screenPoint;
destPoint.y = [[[NSScreen screens] objectAtIndex:0] frame].size.height - destPoint.y;
break;
default:
return false;
}
if (destX)
*destX = destPoint.x;
if (destY)
*destY = destPoint.y;
return true;
}