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/*
* Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
* Copyright (C) 2008 Collabora Ltd. All rights reserved.
* Copyright (C) 2009, 2010 Kakai, Inc. <brian@kakai.com>
* Copyright (C) 2010 Igalia S.L.
*
* 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 COMPUTER, INC. ``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 COMPUTER, INC. OR
* 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.
*/
#include "config.h"
#include "PluginView.h"
#include "BridgeJSC.h"
#include "Document.h"
#include "DocumentLoader.h"
#include "Element.h"
#include "FocusController.h"
#include "FrameLoader.h"
#include "FrameLoadRequest.h"
#include "FrameTree.h"
#include "Frame.h"
#include "FrameView.h"
#include "GraphicsContext.h"
#include "GtkVersioning.h"
#include "HTMLNames.h"
#include "HTMLPlugInElement.h"
#include "HostWindow.h"
#include "Image.h"
#include "KeyboardEvent.h"
#include "MouseEvent.h"
#include "Page.h"
#include "PlatformKeyboardEvent.h"
#include "PlatformMouseEvent.h"
#include "PluginDebug.h"
#include "PluginMainThreadScheduler.h"
#include "PluginPackage.h"
#include "RenderLayer.h"
#include "Settings.h"
#include "JSDOMBinding.h"
#include "ScriptController.h"
#include "npruntime_impl.h"
#include "runtime_root.h"
#include <runtime/JSLock.h>
#include <runtime/JSValue.h>
#ifdef GTK_API_VERSION_2
#include <gdkconfig.h>
#endif
#include <gtk/gtk.h>
#if defined(XP_UNIX)
#include "RefPtrCairo.h"
#include "gtk2xtbin.h"
#define Bool int // this got undefined somewhere
#define Status int // ditto
#include <X11/extensions/Xrender.h>
#include <cairo/cairo-xlib.h>
#include <gdk/gdkx.h>
#elif defined(GDK_WINDOWING_WIN32)
#include "PluginMessageThrottlerWin.h"
#include <gdk/gdkwin32.h>
#endif
using JSC::ExecState;
using JSC::Interpreter;
using JSC::JSLock;
using JSC::JSObject;
using JSC::UString;
using std::min;
using namespace WTF;
namespace WebCore {
using namespace HTMLNames;
bool PluginView::dispatchNPEvent(NPEvent& event)
{
// sanity check
if (!m_plugin->pluginFuncs()->event)
return false;
PluginView::setCurrentPluginView(this);
JSC::JSLock::DropAllLocks dropAllLocks(JSC::SilenceAssertionsOnly);
setCallingPlugin(true);
bool accepted = m_plugin->pluginFuncs()->event(m_instance, &event);
setCallingPlugin(false);
PluginView::setCurrentPluginView(0);
return accepted;
}
#if defined(XP_UNIX)
static Window getRootWindow(Frame* parentFrame)
{
GtkWidget* parentWidget = parentFrame->view()->hostWindow()->platformPageClient();
GdkScreen* gscreen = gtk_widget_get_screen(parentWidget);
return GDK_WINDOW_XWINDOW(gdk_screen_get_root_window(gscreen));
}
#endif
void PluginView::updatePluginWidget()
{
if (!parent())
return;
ASSERT(parent()->isFrameView());
FrameView* frameView = static_cast<FrameView*>(parent());
IntRect oldWindowRect = m_windowRect;
IntRect oldClipRect = m_clipRect;
m_windowRect = IntRect(frameView->contentsToWindow(frameRect().location()), frameRect().size());
m_clipRect = windowClipRect();
m_clipRect.move(-m_windowRect.x(), -m_windowRect.y());
if (m_windowRect == oldWindowRect && m_clipRect == oldClipRect)
return;
#if defined(XP_UNIX)
if (!m_isWindowed) {
Display* display = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
if (m_drawable)
XFreePixmap(display, m_drawable);
m_drawable = XCreatePixmap(display, getRootWindow(m_parentFrame.get()),
m_windowRect.width(), m_windowRect.height(),
((NPSetWindowCallbackStruct*)m_npWindow.ws_info)->depth);
XSync(display, false); // make sure that the server knows about the Drawable
}
#endif
setNPWindowIfNeeded();
}
void PluginView::setFocus(bool focused)
{
ASSERT(platformPluginWidget() == platformWidget());
Widget::setFocus(focused);
}
void PluginView::show()
{
ASSERT(platformPluginWidget() == platformWidget());
Widget::show();
}
void PluginView::hide()
{
ASSERT(platformPluginWidget() == platformWidget());
Widget::hide();
}
void PluginView::paint(GraphicsContext* context, const IntRect& rect)
{
if (!m_isStarted) {
paintMissingPluginIcon(context, rect);
return;
}
if (context->paintingDisabled())
return;
setNPWindowIfNeeded();
if (m_isWindowed)
return;
#if defined(XP_UNIX)
if (!m_drawable)
return;
Display* display = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
const bool syncX = m_pluginDisplay && m_pluginDisplay != display;
IntRect exposedRect(rect);
exposedRect.intersect(frameRect());
exposedRect.move(-frameRect().x(), -frameRect().y());
RefPtr<cairo_surface_t> drawableSurface = adoptRef(cairo_xlib_surface_create(display,
m_drawable,
m_visual,
m_windowRect.width(),
m_windowRect.height()));
if (m_isTransparent) {
// If we have a 32 bit drawable and the plugin wants transparency,
// we'll clear the exposed area to transparent first. Otherwise,
// we'd end up with junk in there from the last paint, or, worse,
// uninitialized data.
RefPtr<cairo_t> cr = adoptRef(cairo_create(drawableSurface.get()));
if (!(cairo_surface_get_content(drawableSurface.get()) & CAIRO_CONTENT_ALPHA)) {
// Attempt to fake it when we don't have an alpha channel on our
// pixmap. If that's not possible, at least clear the window to
// avoid drawing artifacts.
// This Would not work without double buffering, but we always use it.
cairo_set_source_surface(cr.get(), cairo_get_group_target(context->platformContext()),
-m_windowRect.x(), -m_windowRect.y());
cairo_set_operator(cr.get(), CAIRO_OPERATOR_SOURCE);
} else
cairo_set_operator(cr.get(), CAIRO_OPERATOR_CLEAR);
cairo_rectangle(cr.get(), exposedRect.x(), exposedRect.y(),
exposedRect.width(), exposedRect.height());
cairo_fill(cr.get());
}
XEvent xevent;
memset(&xevent, 0, sizeof(XEvent));
XGraphicsExposeEvent& exposeEvent = xevent.xgraphicsexpose;
exposeEvent.type = GraphicsExpose;
exposeEvent.display = display;
exposeEvent.drawable = m_drawable;
exposeEvent.x = exposedRect.x();
exposeEvent.y = exposedRect.y();
exposeEvent.width = exposedRect.x() + exposedRect.width(); // flash bug? it thinks width is the right in transparent mode
exposeEvent.height = exposedRect.y() + exposedRect.height(); // flash bug? it thinks height is the bottom in transparent mode
dispatchNPEvent(xevent);
if (syncX)
XSync(m_pluginDisplay, false); // sync changes by plugin
cairo_t* cr = context->platformContext();
cairo_save(cr);
cairo_set_source_surface(cr, drawableSurface.get(), frameRect().x(), frameRect().y());
cairo_rectangle(cr,
frameRect().x() + exposedRect.x(), frameRect().y() + exposedRect.y(),
exposedRect.width(), exposedRect.height());
cairo_clip(cr);
if (m_isTransparent)
cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
else
cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
cairo_paint(cr);
cairo_restore(cr);
#endif // defined(XP_UNIX)
}
void PluginView::handleKeyboardEvent(KeyboardEvent* event)
{
JSC::JSLock::DropAllLocks dropAllLocks(JSC::SilenceAssertionsOnly);
if (m_isWindowed)
return;
if (event->type() != eventNames().keydownEvent && event->type() != eventNames().keyupEvent)
return;
NPEvent xEvent;
#if defined(XP_UNIX)
initXEvent(&xEvent);
GdkEventKey* gdkEvent = event->keyEvent()->gdkEventKey();
xEvent.type = (event->type() == eventNames().keydownEvent) ? 2 : 3; // KeyPress/Release get unset somewhere
xEvent.xkey.root = getRootWindow(m_parentFrame.get());
xEvent.xkey.subwindow = 0; // we have no child window
xEvent.xkey.time = event->timeStamp();
xEvent.xkey.state = gdkEvent->state; // GdkModifierType mirrors xlib state masks
xEvent.xkey.keycode = gdkEvent->hardware_keycode;
xEvent.xkey.same_screen = true;
// NOTE: As the XEvents sent to the plug-in are synthesized and there is not a native window
// corresponding to the plug-in rectangle, some of the members of the XEvent structures are not
// set to their normal Xserver values. e.g. Key events don't have a position.
// source: https://developer.mozilla.org/en/NPEvent
xEvent.xkey.x = 0;
xEvent.xkey.y = 0;
xEvent.xkey.x_root = 0;
xEvent.xkey.y_root = 0;
#endif
if (!dispatchNPEvent(xEvent))
event->setDefaultHandled();
}
#if defined(XP_UNIX)
static unsigned int inputEventState(MouseEvent* event)
{
unsigned int state = 0;
if (event->ctrlKey())
state |= ControlMask;
if (event->shiftKey())
state |= ShiftMask;
if (event->altKey())
state |= Mod1Mask;
if (event->metaKey())
state |= Mod4Mask;
return state;
}
void PluginView::initXEvent(XEvent* xEvent)
{
memset(xEvent, 0, sizeof(XEvent));
xEvent->xany.serial = 0; // we are unaware of the last request processed by X Server
xEvent->xany.send_event = false;
GtkWidget* widget = m_parentFrame->view()->hostWindow()->platformPageClient();
xEvent->xany.display = GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(widget));
// Mozilla also sends None here for windowless plugins. See nsObjectFrame.cpp in the Mozilla sources.
// This method also sets up FocusIn and FocusOut events for windows plugins, but Mozilla doesn't
// even send these types of events to windowed plugins. In the future, it may be good to only
// send them to windowless plugins.
xEvent->xany.window = None;
}
static void setXButtonEventSpecificFields(XEvent* xEvent, MouseEvent* event, const IntPoint& postZoomPos, Frame* parentFrame)
{
XButtonEvent& xbutton = xEvent->xbutton;
xbutton.type = event->type() == eventNames().mousedownEvent ? ButtonPress : ButtonRelease;
xbutton.root = getRootWindow(parentFrame);
xbutton.subwindow = 0;
xbutton.time = event->timeStamp();
xbutton.x = postZoomPos.x();
xbutton.y = postZoomPos.y();
xbutton.x_root = event->screenX();
xbutton.y_root = event->screenY();
xbutton.state = inputEventState(event);
switch (event->button()) {
case MiddleButton:
xbutton.button = Button2;
break;
case RightButton:
xbutton.button = Button3;
break;
case LeftButton:
default:
xbutton.button = Button1;
break;
}
xbutton.same_screen = true;
}
static void setXMotionEventSpecificFields(XEvent* xEvent, MouseEvent* event, const IntPoint& postZoomPos, Frame* parentFrame)
{
XMotionEvent& xmotion = xEvent->xmotion;
xmotion.type = MotionNotify;
xmotion.root = getRootWindow(parentFrame);
xmotion.subwindow = 0;
xmotion.time = event->timeStamp();
xmotion.x = postZoomPos.x();
xmotion.y = postZoomPos.y();
xmotion.x_root = event->screenX();
xmotion.y_root = event->screenY();
xmotion.state = inputEventState(event);
xmotion.is_hint = NotifyNormal;
xmotion.same_screen = true;
}
static void setXCrossingEventSpecificFields(XEvent* xEvent, MouseEvent* event, const IntPoint& postZoomPos, Frame* parentFrame)
{
XCrossingEvent& xcrossing = xEvent->xcrossing;
xcrossing.type = event->type() == eventNames().mouseoverEvent ? EnterNotify : LeaveNotify;
xcrossing.root = getRootWindow(parentFrame);
xcrossing.subwindow = 0;
xcrossing.time = event->timeStamp();
xcrossing.x = postZoomPos.y();
xcrossing.y = postZoomPos.x();
xcrossing.x_root = event->screenX();
xcrossing.y_root = event->screenY();
xcrossing.state = inputEventState(event);
xcrossing.mode = NotifyNormal;
xcrossing.detail = NotifyDetailNone;
xcrossing.same_screen = true;
xcrossing.focus = false;
}
#endif
void PluginView::handleMouseEvent(MouseEvent* event)
{
JSC::JSLock::DropAllLocks dropAllLocks(JSC::SilenceAssertionsOnly);
if (m_isWindowed)
return;
if (event->type() == eventNames().mousedownEvent) {
if (Page* page = m_parentFrame->page())
page->focusController()->setActive(true);
focusPluginElement();
}
NPEvent xEvent;
#if defined(XP_UNIX)
initXEvent(&xEvent);
IntPoint postZoomPos = roundedIntPoint(m_element->renderer()->absoluteToLocal(event->absoluteLocation()));
if (event->type() == eventNames().mousedownEvent || event->type() == eventNames().mouseupEvent)
setXButtonEventSpecificFields(&xEvent, event, postZoomPos, m_parentFrame.get());
else if (event->type() == eventNames().mousemoveEvent)
setXMotionEventSpecificFields(&xEvent, event, postZoomPos, m_parentFrame.get());
else if (event->type() == eventNames().mouseoutEvent || event->type() == eventNames().mouseoverEvent) {
setXCrossingEventSpecificFields(&xEvent, event, postZoomPos, m_parentFrame.get());
// This is a work-around for plugins which change the cursor. When that happens we
// get out of sync with GDK somehow. Resetting the cursor here seems to fix the issue.
if (event->type() == eventNames().mouseoutEvent)
gdk_window_set_cursor(gtk_widget_get_window(m_parentFrame->view()->hostWindow()->platformPageClient()), 0);
}
else
return;
#endif
if (!dispatchNPEvent(xEvent))
event->setDefaultHandled();
}
#if defined(XP_UNIX)
void PluginView::handleFocusInEvent()
{
XEvent npEvent;
initXEvent(&npEvent);
XFocusChangeEvent& event = npEvent.xfocus;
event.type = 9; // FocusIn gets unset somewhere
event.mode = NotifyNormal;
event.detail = NotifyDetailNone;
dispatchNPEvent(npEvent);
}
void PluginView::handleFocusOutEvent()
{
XEvent npEvent;
initXEvent(&npEvent);
XFocusChangeEvent& event = npEvent.xfocus;
event.type = 10; // FocusOut gets unset somewhere
event.mode = NotifyNormal;
event.detail = NotifyDetailNone;
dispatchNPEvent(npEvent);
}
#endif
void PluginView::setParent(ScrollView* parent)
{
Widget::setParent(parent);
if (parent)
init();
}
void PluginView::setNPWindowRect(const IntRect&)
{
if (!m_isWindowed)
setNPWindowIfNeeded();
}
void PluginView::setNPWindowIfNeeded()
{
if (!m_isStarted || !parent() || !m_plugin->pluginFuncs()->setwindow)
return;
// If the plugin didn't load sucessfully, no point in calling setwindow
if (m_status != PluginStatusLoadedSuccessfully)
return;
// On Unix, only call plugin's setwindow if it's full-page or windowed
if (m_mode != NP_FULL && m_mode != NP_EMBED)
return;
// Check if the platformPluginWidget still exists
if (m_isWindowed && !platformPluginWidget())
return;
if (m_isWindowed) {
m_npWindow.x = m_windowRect.x();
m_npWindow.y = m_windowRect.y();
m_npWindow.width = m_windowRect.width();
m_npWindow.height = m_windowRect.height();
m_npWindow.clipRect.left = max(0, m_clipRect.x());
m_npWindow.clipRect.top = max(0, m_clipRect.y());
m_npWindow.clipRect.right = m_clipRect.x() + m_clipRect.width();
m_npWindow.clipRect.bottom = m_clipRect.y() + m_clipRect.height();
} else {
m_npWindow.x = 0;
m_npWindow.y = 0;
m_npWindow.width = m_windowRect.width();
m_npWindow.height = m_windowRect.height();
m_npWindow.clipRect.left = 0;
m_npWindow.clipRect.top = 0;
m_npWindow.clipRect.right = 0;
m_npWindow.clipRect.bottom = 0;
}
PluginView::setCurrentPluginView(this);
JSC::JSLock::DropAllLocks dropAllLocks(JSC::SilenceAssertionsOnly);
setCallingPlugin(true);
m_plugin->pluginFuncs()->setwindow(m_instance, &m_npWindow);
setCallingPlugin(false);
PluginView::setCurrentPluginView(0);
if (!m_isWindowed)
return;
#if defined(XP_UNIX)
// GtkXtBin will call gtk_widget_size_allocate, so we don't need to do it here.
if (!m_needsXEmbed) {
gtk_xtbin_set_position(GTK_XTBIN(platformPluginWidget()), m_windowRect.x(), m_windowRect.y());
gtk_xtbin_resize(platformPluginWidget(), m_windowRect.width(), m_windowRect.height());
return;
}
#endif
GtkAllocation allocation = { m_windowRect.x(), m_windowRect.y(), m_windowRect.width(), m_windowRect.height() };
// If the window has not been embedded yet (the plug added), we delay setting its allocation until
// that point. This fixes issues with some Java plugin instances not rendering immediately.
if (!m_plugAdded) {
m_delayedAllocation = allocation;
return;
}
gtk_widget_size_allocate(platformPluginWidget(), &allocation);
}
void PluginView::setParentVisible(bool visible)
{
if (isParentVisible() == visible)
return;
Widget::setParentVisible(visible);
if (isSelfVisible() && platformPluginWidget()) {
if (visible)
gtk_widget_show(platformPluginWidget());
else
gtk_widget_hide(platformPluginWidget());
}
}
NPError PluginView::handlePostReadFile(Vector<char>& buffer, uint32_t len, const char* buf)
{
WTF::String filename(buf, len);
if (filename.startsWith("file:///"))
filename = filename.substring(8);
// Get file info
if (!g_file_test ((filename.utf8()).data(), (GFileTest)(G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)))
return NPERR_FILE_NOT_FOUND;
//FIXME - read the file data into buffer
FILE* fileHandle = fopen((filename.utf8()).data(), "r");
if (fileHandle == 0)
return NPERR_FILE_NOT_FOUND;
//buffer.resize();
int bytesRead = fread(buffer.data(), 1, 0, fileHandle);
fclose(fileHandle);
if (bytesRead <= 0)
return NPERR_FILE_NOT_FOUND;
return NPERR_NO_ERROR;
}
bool PluginView::platformGetValueStatic(NPNVariable variable, void* value, NPError* result)
{
switch (variable) {
case NPNVToolkit:
#if defined(XP_UNIX)
*static_cast<uint32_t*>(value) = 2;
#else
*static_cast<uint32_t*>(value) = 0;
#endif
*result = NPERR_NO_ERROR;
return true;
case NPNVSupportsXEmbedBool:
#if defined(XP_UNIX)
*static_cast<NPBool*>(value) = true;
#else
*static_cast<NPBool*>(value) = false;
#endif
*result = NPERR_NO_ERROR;
return true;
case NPNVjavascriptEnabledBool:
*static_cast<NPBool*>(value) = true;
*result = NPERR_NO_ERROR;
return true;
case NPNVSupportsWindowless:
#if defined(XP_UNIX)
*static_cast<NPBool*>(value) = true;
#else
*static_cast<NPBool*>(value) = false;
#endif
*result = NPERR_NO_ERROR;
return true;
default:
return false;
}
}
bool PluginView::platformGetValue(NPNVariable variable, void* value, NPError* result)
{
switch (variable) {
case NPNVxDisplay:
#if defined(XP_UNIX)
if (m_needsXEmbed)
*(void **)value = (void *)GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
else
*(void **)value = (void *)GTK_XTBIN(platformPluginWidget())->xtclient.xtdisplay;
*result = NPERR_NO_ERROR;
#else
*result = NPERR_GENERIC_ERROR;
#endif
return true;
#if defined(XP_UNIX)
case NPNVxtAppContext:
if (!m_needsXEmbed) {
*(void **)value = XtDisplayToApplicationContext (GTK_XTBIN(platformPluginWidget())->xtclient.xtdisplay);
*result = NPERR_NO_ERROR;
} else
*result = NPERR_GENERIC_ERROR;
return true;
#endif
case NPNVnetscapeWindow: {
GdkWindow* gdkWindow = gtk_widget_get_window(m_parentFrame->view()->hostWindow()->platformPageClient());
#if defined(XP_UNIX)
*static_cast<Window*>(value) = GDK_WINDOW_XWINDOW(gdk_window_get_toplevel(gdkWindow));
#elif defined(GDK_WINDOWING_WIN32)
*static_cast<HGIOBJ*>(value) = GDK_WINDOW_HWND(gdkWindow);
#endif
*result = NPERR_NO_ERROR;
return true;
}
default:
return false;
}
}
void PluginView::invalidateRect(const IntRect& rect)
{
if (m_isWindowed) {
gtk_widget_queue_draw_area(GTK_WIDGET(platformPluginWidget()), rect.x(), rect.y(), rect.width(), rect.height());
return;
}
invalidateWindowlessPluginRect(rect);
}
void PluginView::invalidateRect(NPRect* rect)
{
if (!rect) {
invalidate();
return;
}
IntRect r(rect->left, rect->top, rect->right - rect->left, rect->bottom - rect->top);
invalidateWindowlessPluginRect(r);
}
void PluginView::invalidateRegion(NPRegion)
{
// TODO: optimize
invalidate();
}
void PluginView::forceRedraw()
{
if (m_isWindowed)
gtk_widget_queue_draw(platformPluginWidget());
else
gtk_widget_queue_draw(m_parentFrame->view()->hostWindow()->platformPageClient());
}
static Display* getPluginDisplay()
{
// The plugin toolkit might have a different X connection open. Since we're
// a gdk/gtk app, we'll (probably?) have the same X connection as any gdk-based
// plugins, so we can return that. We might want to add other implementations here
// later.
#if defined(XP_UNIX)
return GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
#else
return 0;
#endif
}
#if defined(XP_UNIX)
static void getVisualAndColormap(int depth, Visual** visual, Colormap* colormap)
{
*visual = 0;
*colormap = 0;
Display* display = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
int rmaj, rmin;
if (depth == 32 && (!XRenderQueryVersion(display, &rmaj, &rmin) || (rmaj == 0 && rmin < 5)))
return;
XVisualInfo templ;
templ.screen = gdk_screen_get_number(gdk_screen_get_default());
templ.depth = depth;
templ.c_class = TrueColor;
int nVisuals;
XVisualInfo* visualInfo = XGetVisualInfo(display, VisualScreenMask | VisualDepthMask | VisualClassMask, &templ, &nVisuals);
if (!nVisuals)
return;
if (depth == 32) {
for (int idx = 0; idx < nVisuals; ++idx) {
XRenderPictFormat* format = XRenderFindVisualFormat(display, visualInfo[idx].visual);
if (format->type == PictTypeDirect && format->direct.alphaMask) {
*visual = visualInfo[idx].visual;
break;
}
}
} else
*visual = visualInfo[0].visual;
XFree(visualInfo);
if (*visual)
*colormap = XCreateColormap(display, GDK_ROOT_WINDOW(), *visual, AllocNone);
}
#endif
gboolean PluginView::plugRemovedCallback(GtkSocket* socket, PluginView* view)
{
view->m_plugAdded = false;
return TRUE;
}
void PluginView::plugAddedCallback(GtkSocket* socket, PluginView* view)
{
ASSERT(socket);
ASSERT(view);
view->m_plugAdded = true;
if (!view->m_delayedAllocation.isEmpty()) {
GtkAllocation allocation(view->m_delayedAllocation);
gtk_widget_size_allocate(GTK_WIDGET(socket), &allocation);
view->m_delayedAllocation.setSize(IntSize());
}
}
bool PluginView::platformStart()
{
ASSERT(m_isStarted);
ASSERT(m_status == PluginStatusLoadedSuccessfully);
if (m_plugin->pluginFuncs()->getvalue) {
PluginView::setCurrentPluginView(this);
JSC::JSLock::DropAllLocks dropAllLocks(JSC::SilenceAssertionsOnly);
setCallingPlugin(true);
m_plugin->pluginFuncs()->getvalue(m_instance, NPPVpluginNeedsXEmbed, &m_needsXEmbed);
setCallingPlugin(false);
PluginView::setCurrentPluginView(0);
}
if (m_isWindowed) {
#if defined(XP_UNIX)
GtkWidget* pageClient = m_parentFrame->view()->hostWindow()->platformPageClient();
if (m_needsXEmbed) {
// If our parent is not anchored the startup process will
// fail miserably for XEmbed plugins a bit later on when
// we try to get the ID of our window (since realize will
// fail), so let's just abort here.
if (!gtk_widget_get_parent(pageClient))
return false;
m_plugAdded = false;
setPlatformWidget(gtk_socket_new());
gtk_container_add(GTK_CONTAINER(pageClient), platformPluginWidget());
g_signal_connect(platformPluginWidget(), "plug-added", G_CALLBACK(PluginView::plugAddedCallback), this);
g_signal_connect(platformPluginWidget(), "plug-removed", G_CALLBACK(PluginView::plugRemovedCallback), this);
} else
setPlatformWidget(gtk_xtbin_new(pageClient, 0));
#else
setPlatformWidget(gtk_socket_new());
gtk_container_add(GTK_CONTAINER(pageClient), platformPluginWidget());
#endif
} else {
setPlatformWidget(0);
m_pluginDisplay = getPluginDisplay();
}
show();
#if defined(XP_UNIX)
NPSetWindowCallbackStruct* ws = new NPSetWindowCallbackStruct();
ws->type = 0;
#endif
if (m_isWindowed) {
m_npWindow.type = NPWindowTypeWindow;
#if defined(XP_UNIX)
if (m_needsXEmbed) {
GtkWidget* widget = platformPluginWidget();
gtk_widget_realize(widget);
m_npWindow.window = (void*)gtk_socket_get_id(GTK_SOCKET(platformPluginWidget()));
GdkWindow* window = gtk_widget_get_window(widget);
ws->display = GDK_WINDOW_XDISPLAY(window);
ws->visual = GDK_VISUAL_XVISUAL(gdk_window_get_visual(window));
ws->depth = gdk_visual_get_depth(gdk_window_get_visual(window));
ws->colormap = XCreateColormap(ws->display, GDK_ROOT_WINDOW(), ws->visual, AllocNone);
} else {
m_npWindow.window = (void*)GTK_XTBIN(platformPluginWidget())->xtwindow;
ws->display = GTK_XTBIN(platformPluginWidget())->xtdisplay;
ws->visual = GTK_XTBIN(platformPluginWidget())->xtclient.xtvisual;
ws->depth = GTK_XTBIN(platformPluginWidget())->xtclient.xtdepth;
ws->colormap = GTK_XTBIN(platformPluginWidget())->xtclient.xtcolormap;
}
XFlush (ws->display);
#elif defined(GDK_WINDOWING_WIN32)
m_npWindow.window = (void*)GDK_WINDOW_HWND(gtk_widget_get_window(platformPluginWidget()));
#endif
} else {
m_npWindow.type = NPWindowTypeDrawable;
m_npWindow.window = 0; // Not used?
#if defined(XP_UNIX)
GdkScreen* gscreen = gdk_screen_get_default();
GdkVisual* gvisual = gdk_screen_get_system_visual(gscreen);
if (gdk_visual_get_depth(gvisual) == 32 || !m_plugin->quirks().contains(PluginQuirkRequiresDefaultScreenDepth)) {
getVisualAndColormap(32, &m_visual, &m_colormap);
ws->depth = 32;
}
if (!m_visual) {
getVisualAndColormap(gdk_visual_get_depth(gvisual), &m_visual, &m_colormap);
ws->depth = gdk_visual_get_depth(gvisual);
}
ws->display = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
ws->visual = m_visual;
ws->colormap = m_colormap;
m_npWindow.x = 0;
m_npWindow.y = 0;
m_npWindow.width = -1;
m_npWindow.height = -1;
#else
notImplemented();
m_status = PluginStatusCanNotLoadPlugin;
return false;
#endif
}
#if defined(XP_UNIX)
m_npWindow.ws_info = ws;
#endif
// TODO remove in favor of null events, like mac port?
if (!(m_plugin->quirks().contains(PluginQuirkDeferFirstSetWindowCall)))
updatePluginWidget(); // was: setNPWindowIfNeeded(), but this doesn't produce 0x0 rects at first go
return true;
}
void PluginView::platformDestroy()
{
#if defined(XP_UNIX)
if (m_drawable) {
XFreePixmap(GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), m_drawable);
m_drawable = 0;
}
#endif
}
void PluginView::halt()
{
}
void PluginView::restart()
{
}
} // namespace WebCore
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