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/*
* Copyright (C) 2010 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import "PluginProcess.h"
#if ENABLE(PLUGIN_PROCESS)
#import "NetscapePlugin.h"
#import "PluginProcessShim.h"
#import "PluginProcessProxyMessages.h"
#import "PluginProcessCreationParameters.h"
#import <WebCore/LocalizedStrings.h>
#import <WebKitSystemInterface.h>
#import <dlfcn.h>
#import <wtf/HashSet.h>
namespace WebKit {
class FullscreenWindowTracker {
WTF_MAKE_NONCOPYABLE(FullscreenWindowTracker);
public:
FullscreenWindowTracker() { }
template<typename T> void windowShown(T window);
template<typename T> void windowHidden(T window);
private:
typedef HashSet<void*> WindowSet;
WindowSet m_windows;
};
static bool rectCoversAnyScreen(NSRect rect)
{
for (NSScreen *screen in [NSScreen screens]) {
if (NSContainsRect(rect, [screen frame]))
return YES;
}
return NO;
}
#ifndef NP_NO_CARBON
static bool windowCoversAnyScreen(WindowRef window)
{
HIRect bounds;
HIWindowGetBounds(window, kWindowStructureRgn, kHICoordSpaceScreenPixel, &bounds);
// Convert to Cocoa-style screen coordinates that use a Y offset relative to the zeroth screen's origin.
bounds.origin.y = NSHeight([[[NSScreen screens] objectAtIndex:0] frame]) - CGRectGetMaxY(bounds);
return rectCoversAnyScreen(NSRectFromCGRect(bounds));
}
#endif
static bool windowCoversAnyScreen(NSWindow* window)
{
return rectCoversAnyScreen([window frame]);
}
template<typename T> void FullscreenWindowTracker::windowShown(T window)
{
// If this window is already visible then there is nothing to do.
WindowSet::iterator it = m_windows.find(window);
if (it != m_windows.end())
return;
// If the window is not full-screen then we're not interested in it.
if (!windowCoversAnyScreen(window))
return;
bool windowSetWasEmpty = m_windows.isEmpty();
m_windows.add(window);
// If this is the first full screen window to be shown, notify the UI process.
if (windowSetWasEmpty)
PluginProcess::shared().setFullscreenWindowIsShowing(true);
}
template<typename T> void FullscreenWindowTracker::windowHidden(T window)
{
// If this is not a window that we're tracking then there is nothing to do.
WindowSet::iterator it = m_windows.find(window);
if (it == m_windows.end())
return;
m_windows.remove(it);
// If this was the last full screen window that was visible, notify the UI process.
if (m_windows.isEmpty())
PluginProcess::shared().setFullscreenWindowIsShowing(false);
}
static FullscreenWindowTracker& fullscreenWindowTracker()
{
DEFINE_STATIC_LOCAL(FullscreenWindowTracker, fullscreenWindowTracker, ());
return fullscreenWindowTracker;
}
static bool isUserbreakSet = false;
static void initShouldCallRealDebugger()
{
char* var = getenv("USERBREAK");
if (var)
isUserbreakSet = atoi(var);
}
static bool shouldCallRealDebugger()
{
static pthread_once_t shouldCallRealDebuggerOnce = PTHREAD_ONCE_INIT;
pthread_once(&shouldCallRealDebuggerOnce, initShouldCallRealDebugger);
return isUserbreakSet;
}
static bool isWindowActive(WindowRef windowRef, bool& result)
{
#ifndef NP_NO_CARBON
if (NetscapePlugin* plugin = NetscapePlugin::netscapePluginFromWindow(windowRef)) {
result = plugin->isWindowActive();
return true;
}
#endif
return false;
}
static UInt32 getCurrentEventButtonState()
{
#ifndef NP_NO_CARBON
return NetscapePlugin::buttonState();
#else
ASSERT_NOT_REACHED();
return 0;
#endif
}
static void cocoaWindowShown(NSWindow *window)
{
fullscreenWindowTracker().windowShown(window);
}
static void cocoaWindowHidden(NSWindow *window)
{
fullscreenWindowTracker().windowHidden(window);
}
static void carbonWindowShown(WindowRef window)
{
#ifndef NP_NO_CARBON
fullscreenWindowTracker().windowShown(window);
#endif
}
static void carbonWindowHidden(WindowRef window)
{
#ifndef NP_NO_CARBON
fullscreenWindowTracker().windowHidden(window);
#endif
}
static void setModal(bool modalWindowIsShowing)
{
PluginProcess::shared().setModalWindowIsShowing(modalWindowIsShowing);
}
void PluginProcess::initializeShim()
{
const PluginProcessShimCallbacks callbacks = {
shouldCallRealDebugger,
isWindowActive,
getCurrentEventButtonState,
cocoaWindowShown,
cocoaWindowHidden,
carbonWindowShown,
carbonWindowHidden,
setModal,
};
PluginProcessShimInitializeFunc initFunc = reinterpret_cast<PluginProcessShimInitializeFunc>(dlsym(RTLD_DEFAULT, "WebKitPluginProcessShimInitialize"));
initFunc(callbacks);
}
void PluginProcess::setModalWindowIsShowing(bool modalWindowIsShowing)
{
m_connection->send(Messages::PluginProcessProxy::SetModalWindowIsShowing(modalWindowIsShowing), 0);
}
void PluginProcess::setFullscreenWindowIsShowing(bool fullscreenWindowIsShowing)
{
m_connection->send(Messages::PluginProcessProxy::SetFullscreenWindowIsShowing(fullscreenWindowIsShowing), 0);
}
void PluginProcess::platformInitialize(const PluginProcessCreationParameters& parameters)
{
m_compositingRenderServerPort = parameters.acceleratedCompositingPort.port();
NSString *applicationName = [NSString stringWithFormat:UI_STRING("%@ (%@ Internet plug-in)",
"visible name of the plug-in host process. The first argument is the plug-in name "
"and the second argument is the application name."),
[[(NSString *)parameters.pluginPath lastPathComponent] stringByDeletingPathExtension],
(NSString *)parameters.parentProcessName];
WKSetVisibleApplicationName((CFStringRef)applicationName);
}
} // namespace WebKit
#endif // ENABLE(PLUGIN_PROCESS)
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