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gecko-dev/lib/libmocha/lm_win.c

3562 строки
108 KiB
C
Исходник Обычный вид История

Free the lizard
1998-03-28 05:44:41 +03:00
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
updated license boilerplate to xPL 1.1, a=chofmann@netscape.com,r=endico@mozilla.org
1999-11-06 05:47:15 +03:00
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
Free the lizard
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*
updated license boilerplate to xPL 1.1, a=chofmann@netscape.com,r=endico@mozilla.org
1999-11-06 05:47:15 +03:00
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
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*
updated license boilerplate to xPL 1.1, a=chofmann@netscape.com,r=endico@mozilla.org
1999-11-06 05:47:15 +03:00
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
Free the lizard
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* Communications Corporation. Portions created by Netscape are
updated license boilerplate to xPL 1.1, a=chofmann@netscape.com,r=endico@mozilla.org
1999-11-06 05:47:15 +03:00
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
Free the lizard
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*/
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
Free the lizard
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/*
* JS reflection of the current Navigator Window.
*
* Brendan Eich, 9/8/95
*/
Normandy Merge ....
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#include "rosetta.h"
Free the lizard
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#include "lm.h"
#include "xp.h"
#include "xpgetstr.h"
#include "structs.h"
#include "layout.h" /* included via -I../layout */
#include "prtime.h"
#include "shist.h"
#include "ssl.h"
#include "libi18n.h"
#include "jsdbgapi.h"
#include "intl_csi.h"
#include "layers.h"
#include "base64.h"
#define IL_CLIENT
#include "libimg.h" /* Image Library public API. */
#include "prthread.h"
Landing changes in the OJI_19980727_BRANCH since the OJI_19980727_TIP_MERGE tag.
1998-08-01 00:19:50 +04:00
#if defined(JAVA)
#include "jsjava.h"
#elif defined (OJI)
Free the lizard
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#include "jsjava.h"
Changes for lazy java initialization.
1998-09-01 04:23:43 +04:00
#include "jvmmgr.h"
Free the lizard
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#endif
#undef FREE_AND_CLEAR /* XXX over-including Mac compiled headers */
extern int XP_MSG_JS_CLOSE_WINDOW;
extern int XP_MSG_JS_CLOSE_WINDOW_NAME;
enum window_slot {
WIN_LENGTH = -1,
WIN_FRAMES = -2,
WIN_PARENT = -3,
WIN_TOP = -4,
WIN_SELF = -5,
WIN_NAME = -6,
WIN_STATUS = -7,
WIN_DEFAULT_STATUS = -8,
WIN_OPENER = -9,
WIN_CLOSED = -10,
WIN_WIDTH = -11,
WIN_HEIGHT = -12,
WIN_OUTWIDTH = -13,
WIN_OUTHEIGHT = -14,
WIN_XPOS = -15,
WIN_YPOS = -16,
WIN_XOFFSET = -17,
WIN_YOFFSET = -18,
WIN_SECURE = -19,
WIN_LOADING = -20,
WIN_FRAMERATE = -21,
WIN_OFFSCREEN_BUFFERING = -22
};
#define IS_INSECURE_SLOT(s) (WIN_LOADING <= (s) && (s) <= WIN_CLOSED)
static JSPropertySpec window_props[] = {
{"length", WIN_LENGTH, JSPROP_ENUMERATE|JSPROP_READONLY},
{"frames", WIN_FRAMES, JSPROP_ENUMERATE|JSPROP_READONLY},
{"parent", WIN_PARENT, JSPROP_ENUMERATE|JSPROP_READONLY},
{"top", WIN_TOP, JSPROP_ENUMERATE|JSPROP_READONLY},
{"self", WIN_SELF, JSPROP_ENUMERATE|JSPROP_READONLY},
{"window", WIN_SELF, JSPROP_READONLY},
{"name", WIN_NAME, JSPROP_ENUMERATE},
{"status", WIN_STATUS, JSPROP_ENUMERATE},
{"defaultStatus", WIN_DEFAULT_STATUS, JSPROP_ENUMERATE},
{lm_opener_str, WIN_OPENER, JSPROP_ENUMERATE},
{lm_closed_str, WIN_CLOSED, JSPROP_ENUMERATE|JSPROP_READONLY},
{"innerWidth", WIN_WIDTH, JSPROP_ENUMERATE},
{"innerHeight", WIN_HEIGHT, JSPROP_ENUMERATE},
{"outerWidth", WIN_OUTWIDTH, JSPROP_ENUMERATE},
{"outerHeight", WIN_OUTHEIGHT, JSPROP_ENUMERATE},
{"screenX", WIN_XPOS, JSPROP_ENUMERATE},
{"screenY", WIN_YPOS, JSPROP_ENUMERATE},
{"pageXOffset", WIN_XOFFSET, JSPROP_ENUMERATE|JSPROP_READONLY},
{"pageYOffset", WIN_YOFFSET, JSPROP_ENUMERATE|JSPROP_READONLY},
{"secure", WIN_SECURE, JSPROP_ENUMERATE|JSPROP_READONLY},
{"frameRate", WIN_FRAMERATE, JSPROP_ENUMERATE},
{"offscreenBuffering",
WIN_OFFSCREEN_BUFFERING,JSPROP_ENUMERATE},
{0}
};
static Chrome *
win_get_chrome(MWContext *context, Chrome *chrome)
{
if (!context->mocha_context)
return NULL;
/* All calls to this function must free the Chrome struct themselves!!! */
chrome = JS_malloc(context->mocha_context, sizeof *chrome);
if (!chrome)
return NULL;
XP_BZERO(chrome, sizeof *chrome);
ET_PostQueryChrome(context, chrome);
return chrome;
}
PR_STATIC_CALLBACK(PRBool)
win_getProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
MochaDecoder *decoder;
MWContext *context;
jsint count;
Chrome *chrome = NULL;
JSString * str;
jsint slot;
CL_OffscreenMode offscreen_mode;
int status;
while (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, NULL))) {
obj = JS_GetPrototype(cx, obj);
if (!obj)
return JS_TRUE;
}
/*
* Allow anyone who can address this window to refer to its "window" and
* "self" properties, because they refer to the window already in hand by
* the accessing script. Useful for layer scripts that 'import window.*'.
*/
if (JSVAL_IS_INT(id) && JSVAL_TO_INT(id) == WIN_SELF) {
*vp = OBJECT_TO_JSVAL(decoder->window_object);
return JS_TRUE;
}
slot = JSVAL_IS_INT(id) ? JSVAL_TO_INT(id) : 0;
if (!IS_INSECURE_SLOT(slot) &&
!lm_CheckContainerAccess(cx, obj, decoder,
JSTARGET_UNIVERSAL_BROWSER_READ)) {
return JS_FALSE;
}
context = decoder->window_context;
if (!context) {
if (JSVAL_IS_INT(id) && JSVAL_TO_INT(id) == WIN_CLOSED)
*vp = JSVAL_TRUE;
return JS_TRUE;
}
if (!JSVAL_IS_INT(id))
return JS_TRUE;
switch (slot) {
case WIN_LENGTH:
*vp = INT_TO_JSVAL(XP_ListCount(context->grid_children));
break;
case WIN_FRAMES:
*vp = OBJECT_TO_JSVAL(decoder->window_object);
break;
case WIN_PARENT:
*vp = OBJECT_TO_JSVAL(decoder->window_object);
if (context->grid_parent) {
decoder = LM_GetMochaDecoder(context->grid_parent);
if (decoder) {
*vp = OBJECT_TO_JSVAL(decoder->window_object);
LM_PutMochaDecoder(decoder);
}
}
break;
case WIN_TOP:
while (context->grid_parent)
context = context->grid_parent;
decoder = LM_GetMochaDecoder(context);
*vp = OBJECT_TO_JSVAL(decoder ? decoder->window_object : NULL);
if (decoder)
LM_PutMochaDecoder(decoder);
break;
case WIN_NAME:
str = lm_LocalEncodingToStr(context, context->name);
if (!str)
return JS_FALSE;
*vp = STRING_TO_JSVAL(str);
break;
case WIN_STATUS:
return JS_TRUE; /* XXX can't get yet, return last known */
case WIN_DEFAULT_STATUS:
str = JS_NewStringCopyZ(cx, context->defaultStatus);
if (!str)
return JS_FALSE;
*vp = STRING_TO_JSVAL(str);
break;
case WIN_OPENER:
if (!JSVAL_IS_OBJECT(*vp) &&
!JS_ConvertValue(cx, *vp, JSTYPE_OBJECT, vp)) {
return JS_FALSE;
}
break;
case WIN_CLOSED:
*vp = JSVAL_FALSE;
break;
case WIN_WIDTH:
if (!(chrome = win_get_chrome(context, chrome)))
return JS_FALSE;
*vp = INT_TO_JSVAL(chrome->w_hint);
break;
case WIN_HEIGHT:
if (!(chrome = win_get_chrome(context, chrome)))
return JS_FALSE;
*vp = INT_TO_JSVAL(chrome->h_hint);
break;
case WIN_OUTWIDTH:
if (!(chrome = win_get_chrome(context, chrome)))
return JS_FALSE;
*vp = INT_TO_JSVAL(chrome->outw_hint);
break;
case WIN_OUTHEIGHT:
if (!(chrome = win_get_chrome(context, chrome)))
return JS_FALSE;
*vp = INT_TO_JSVAL(chrome->outh_hint);
break;
case WIN_XPOS:
if (!(chrome = win_get_chrome(context, chrome)))
return JS_FALSE;
*vp = INT_TO_JSVAL(chrome->l_hint);
break;
case WIN_YPOS:
if (!(chrome = win_get_chrome(context, chrome)))
return JS_FALSE;
*vp = INT_TO_JSVAL(chrome->t_hint);
break;
case WIN_XOFFSET:
*vp = INT_TO_JSVAL(CL_GetCompositorXOffset(context->compositor));
break;
case WIN_YOFFSET:
*vp = INT_TO_JSVAL(CL_GetCompositorYOffset(context->compositor));
break;
case WIN_SECURE:
Normandy Merge ....
1998-06-23 01:21:28 +04:00
*vp = JSVAL_FALSE;
HG99882
Free the lizard
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break;
case WIN_LOADING:
decoder = LM_GetMochaDecoder(context);
if (decoder && !decoder->load_event_sent)
*vp = JSVAL_TRUE;
else
*vp = JSVAL_FALSE;
if (decoder)
LM_PutMochaDecoder(decoder);
break;
case WIN_FRAMERATE:
*vp = INT_TO_JSVAL(CL_GetCompositorFrameRate(context->compositor));
break;
case WIN_OFFSCREEN_BUFFERING:
offscreen_mode = CL_GetCompositorOffscreenDrawing(context->compositor);
switch (offscreen_mode) {
case CL_OFFSCREEN_ENABLED:
*vp = JSVAL_TRUE;
break;
case CL_OFFSCREEN_DISABLED:
*vp = JSVAL_FALSE;
break;
case CL_OFFSCREEN_AUTO:
str = JS_NewStringCopyZ(cx, "auto");
if (!str)
return JS_FALSE;
*vp = STRING_TO_JSVAL(str);
break;
}
break;
default:
if (slot < 0) {
/* Don't mess with user-defined or method properties. */
return JS_TRUE;
}
/* XXX silly xp_cntxt.c puts newer contexts at the front! fix. */
count = XP_ListCount(context->grid_children);
context = XP_ListGetObjectNum(context->grid_children, count - slot);
if (context) {
decoder = LM_GetMochaDecoder(context);
if (decoder) {
*vp = OBJECT_TO_JSVAL(decoder->window_object);
LM_PutMochaDecoder(decoder);
} else {
*vp = JSVAL_NULL;
}
}
break;
}
if (chrome)
JS_free(cx, chrome);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_setProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
MochaDecoder *decoder, *parent_decoder;
CL_OffscreenMode mode;
JSBool enable_offscreen;
jsdouble frame_rate, size;
MWContext *context;
Chrome *chrome = NULL;
enum window_slot window_slot;
const char *prop_name;
char *str, *name, *old_name;
jsint slot;
int32 width, height;
while (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, NULL))) {
obj = JS_GetPrototype(cx, obj);
if (!obj)
return JS_TRUE;
}
if (!lm_CheckContainerAccess(cx, obj, decoder,
JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
return JS_FALSE;
}
context = decoder->window_context;
if (!context)
return JS_TRUE;
if (!JSVAL_IS_INT(id)) {
/* Due to the wonderful world of threads we need to know ahead of time if
* someone is setting an onMouseMove event handler here or in document so
* that we don't lose messages.*/
if (JS_TypeOfValue(cx, *vp) == JSTYPE_FUNCTION) {
if (JSVAL_IS_STRING(id)) {
prop_name = JS_GetStringBytes(JSVAL_TO_STRING(id));
/* XXX use lm_onMouseMove_str etc.*/
if (XP_STRCMP(prop_name, "onmousemove") == 0 ||
XP_STRCMP(prop_name, "onMouseMove") == 0) {
decoder->window_context->js_drag_enabled = TRUE;
}
}
}
return JS_TRUE;
}
slot = JSVAL_TO_INT(id);
window_slot = slot;
switch (window_slot) {
case WIN_NAME:
case WIN_STATUS:
case WIN_DEFAULT_STATUS:
if (!JSVAL_IS_STRING(*vp) &&
!JS_ConvertValue(cx, *vp, JSTYPE_STRING, vp)) {
return JS_FALSE;
}
break;
default:;
}
switch (window_slot) {
case WIN_NAME:
/* Don't let rogue JS name a mail or news window and then close it. */
if (context->type != MWContextBrowser && context->type != MWContextPane)
return JS_TRUE;
name = lm_StrToLocalEncoding(context, JSVAL_TO_STRING(*vp));
if (!name)
return JS_FALSE;
if (!lm_CheckWindowName(cx, name)) {
XP_FREE(name);
return JS_FALSE;
}
old_name = context->name;
if (old_name) {
/* If context is a frame, change its name in its parent's scope. */
if (context->grid_parent) {
parent_decoder = LM_GetMochaDecoder(context->grid_parent);
if (parent_decoder) {
JS_DeleteProperty(cx, parent_decoder->window_object,
old_name);
LM_PutMochaDecoder(parent_decoder);
}
}
XP_FREE(old_name);
}
context->name = name;
break;
case WIN_STATUS:
ET_PostProgress(context, JS_GetStringBytes(JSVAL_TO_STRING(*vp)));
break;
case WIN_DEFAULT_STATUS:
str = JS_strdup(cx, JS_GetStringBytes(JSVAL_TO_STRING(*vp)));
if (!str)
return JS_FALSE;
if (context->defaultStatus)
XP_FREE(context->defaultStatus);
context->defaultStatus = str;
ET_PostProgress(context, NULL);
break;
case WIN_OPENER:
if (decoder->opener && !JSVAL_TO_OBJECT(*vp))
decoder->opener = NULL;
break;
case WIN_WIDTH:
if (context->grid_parent)
return JS_TRUE;
if (!JS_ValueToNumber(cx, *vp, &size))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
chrome->w_hint = (int32)size;
chrome->outw_hint = chrome->outh_hint = 0;
/* Minimum window size is 100 x 100 without security */
if (chrome->w_hint < 100) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE))
chrome->w_hint = 100;
}
chrome->w_hint = (chrome->w_hint < 10) ? 10 : chrome->w_hint;
ET_PostUpdateChrome(decoder->window_context, chrome);
break;
case WIN_HEIGHT:
if (context->grid_parent)
return JS_TRUE;
if (!JS_ValueToNumber(cx, *vp, &size))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
chrome->h_hint = (int32)size;
chrome->outw_hint = chrome->outh_hint = 0;
/* Minimum window size is 100 x 100 without security */
if (chrome->h_hint < 100) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE))
chrome->h_hint = 100;
}
chrome->h_hint = (chrome->h_hint < 10) ? 10 : chrome->h_hint;
ET_PostUpdateChrome(decoder->window_context, chrome);
break;
case WIN_OUTWIDTH:
if (!JS_ValueToNumber(cx, *vp, &size))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
chrome->outw_hint = (int32)size;
/* Minimum window size is 100 x 100 without security */
if (chrome->outw_hint < 100) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE))
chrome->outw_hint = 100;
}
chrome->outw_hint = (chrome->outw_hint < 10) ? 10 : chrome->outw_hint;
ET_PostUpdateChrome(decoder->window_context, chrome);
break;
case WIN_OUTHEIGHT:
if (!JS_ValueToNumber(cx, *vp, &size))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
chrome->outh_hint = (int32)size;
/* Minimum window size is 100 x 100 without security */
if (chrome->outh_hint < 100) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE))
chrome->outh_hint = 100;
}
chrome->outh_hint = (chrome->outh_hint < 10) ? 10 : chrome->outh_hint;
ET_PostUpdateChrome(decoder->window_context, chrome);
break;
case WIN_XPOS:
if (!JS_ValueToNumber(cx, *vp, &size))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
chrome->l_hint = (int32)size;
/* Windows must be positioned on screen without security */
ET_PostGetScreenSize(decoder->window_context, &width, &height);
if ((width < chrome->l_hint + chrome->outw_hint)||(chrome->l_hint < 0)){
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
chrome->l_hint = (width < chrome->l_hint + chrome->outw_hint) ?
width - chrome->outw_hint : chrome->l_hint;
chrome->l_hint = (chrome->l_hint < 0) ? 0 : chrome->l_hint;
}
}
ET_PostUpdateChrome(decoder->window_context, chrome);
break;
case WIN_YPOS:
if (!JS_ValueToNumber(cx, *vp, &size))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
chrome->t_hint = (int32)size;
/* Windows must be positioned on screen without security */
ET_PostGetScreenSize(decoder->window_context, &width, &height);
if ((height < chrome->t_hint + chrome->outh_hint)||(chrome->t_hint < 0)){
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
chrome->t_hint = (height < chrome->t_hint + chrome->outh_hint) ?
height - chrome->outh_hint : chrome->t_hint;
chrome->t_hint = (chrome->t_hint < 0) ? 0 : chrome->t_hint;
}
}
ET_PostUpdateChrome(decoder->window_context, chrome);
break;
case WIN_FRAMERATE:
if (!JS_ValueToNumber(cx, *vp, &frame_rate))
return JS_FALSE;
CL_SetCompositorFrameRate(context->compositor, (uint32) frame_rate);
break;
case WIN_OFFSCREEN_BUFFERING:
if (!JS_ValueToBoolean(cx, *vp, &enable_offscreen))
return JS_FALSE;
mode = enable_offscreen ? CL_OFFSCREEN_ENABLED : CL_OFFSCREEN_DISABLED;
CL_SetCompositorOffscreenDrawing(context->compositor, mode);
break;
default:;
}
if (chrome)
JS_free(cx, chrome);
return JS_TRUE;
}
PR_STATIC_CALLBACK(JSBool)
win_list_properties(JSContext *cx, JSObject *obj)
{
MochaDecoder *decoder;
MWContext *context, *kid;
XP_List *list;
uint slot;
decoder = JS_GetPrivate(cx, obj);
if (!decoder)
return JS_TRUE;
context = decoder->window_context;
if (!context)
return JS_TRUE;
/* xp_cntxt.c puts newer contexts at the front! deal. */
list = context->grid_children;
slot = XP_ListCount(list);
while ((kid = XP_ListNextObject(list)) != NULL) {
slot--;
if (!JS_DefineProperty(cx, decoder->window_object, kid->name,
JSVAL_NULL, NULL, NULL,
JSPROP_ENUMERATE|JSPROP_READONLY))
return JS_FALSE;
}
return JS_TRUE;
}
PR_STATIC_CALLBACK(JSBool)
win_resolve_name(JSContext *cx, JSObject *obj, jsval id)
{
char * name = NULL;
MochaDecoder *decoder;
MWContext *context, *kid;
XP_List *list;
jsint slot;
JSObject *window_obj;
JSBool rv = JS_TRUE;
/* Don't resolve any of names if id is on the left side of an = op. */
if (JS_IsAssigning(cx))
return JS_TRUE;
if (!JSVAL_IS_STRING(id))
return JS_TRUE;
decoder = JS_GetPrivate(cx, obj);
if (!decoder)
return JS_TRUE;
context = decoder->window_context;
if (!context)
return JS_TRUE;
name = lm_StrToLocalEncoding(context, JSVAL_TO_STRING(id));
if (!name)
return JS_TRUE;
/* xp_cntxt.c puts newer contexts at the front! deal. */
list = context->grid_children;
slot = XP_ListCount(list);
while ((kid = XP_ListNextObject(list)) != NULL) {
slot--;
if (kid->name && XP_STRCMP(kid->name, name) == 0) {
window_obj = decoder->window_object;
if (!JS_DefinePropertyWithTinyId(cx, window_obj,
kid->name, (int8)slot, JSVAL_NULL,
NULL, NULL,
JSPROP_ENUMERATE|JSPROP_READONLY))
Fix indentation nit.
1998-08-25 11:32:25 +04:00
{
rv = JS_FALSE;
goto done;
}
Free the lizard
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if (!JS_AliasElement(cx, window_obj, kid->name, slot)) {
rv = JS_FALSE;
goto done;
}
goto done;
}
}
XP_FREE(name);
return lm_ResolveWindowProps(cx, decoder, obj, id);
done:
XP_FREE(name);
return rv;
}
JSBool
lm_ResolveWindowProps(JSContext *cx, MochaDecoder *decoder, JSObject *obj,
jsval id)
{
const char * name;
if (!JSVAL_IS_STRING(id))
return JS_TRUE;
name = JS_GetStringBytes(JSVAL_TO_STRING(id));
if (!XP_STRCMP(name, "screen"))
return ((JSBool) (lm_DefineScreen(decoder, obj) != NULL));
Ifdef out support for the window.hardware JS object. If you want support to get compiled, define NAV_HARDWARE.
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#ifdef NAV_HARDWARE
Free the lizard
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if (!XP_STRCMP(name, "hardware"))
return ((JSBool) (lm_DefineHardware(decoder, obj) != NULL));
Ifdef out support for the window.hardware JS object. If you want support to get compiled, define NAV_HARDWARE.
1998-09-30 00:57:59 +04:00
#endif
Free the lizard
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if (!XP_STRCMP(name, "loading"))
return (JS_DefinePropertyWithTinyId(cx, obj, name, WIN_LOADING,
JSVAL_VOID, NULL, NULL,
JSPROP_ENUMERATE));
if (!XP_STRCMP(name, lm_navigator_str)) {
/* see if there is a global navigator object yet */
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
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MochaDecoder *crd = LM_GetCrippledDecoder();
if (!crd->navigator) {
lm_DefinePluginClasses(crd);
crd->navigator = lm_DefineNavigator(crd);
if (!crd->navigator)
Free the lizard
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return JS_FALSE;
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
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if (!JS_AddRoot(cx, &crd->navigator))
Free the lizard
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return JS_FALSE;
}
/* use the global navigator */
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
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decoder->navigator = crd->navigator;
Free the lizard
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if (!JS_DefineProperty(cx, obj, lm_navigator_str,
OBJECT_TO_JSVAL(decoder->navigator),
NULL, NULL,
JSPROP_ENUMERATE | JSPROP_READONLY)) {
return JS_FALSE;
}
}
if (!XP_STRCMP(name, lm_components_str)) {
/* see if there is a global components object yet */
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
MochaDecoder *crd = LM_GetCrippledDecoder();
if (!crd->components) {
crd->components =
lm_DefineComponents(crd);
if (!crd->components)
Free the lizard
1998-03-28 05:44:41 +03:00
return JS_FALSE;
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
if (!JS_AddRoot(cx, &crd->components))
Free the lizard
1998-03-28 05:44:41 +03:00
return JS_FALSE;
}
/* use the global navigator */
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
decoder->components = crd->components;
Free the lizard
1998-03-28 05:44:41 +03:00
if (!JS_DefineProperty(cx, obj, lm_components_str,
OBJECT_TO_JSVAL(decoder->components),
NULL, NULL,
JSPROP_ENUMERATE | JSPROP_READONLY)) {
return JS_FALSE;
}
}
return lm_ResolveBar(cx, decoder, name);
}
PR_STATIC_CALLBACK(void)
win_finalize(JSContext *cx, JSObject *obj)
{
MochaDecoder *decoder;
decoder = JS_GetPrivate(cx, obj);
if (!decoder)
return;
decoder->window_object = NULL;
/*
* If the decoder is going down and no one has a ref to
* us run GC in LM_PutMochaDecoder() else destroy
* the context here because its not being used by
* whomever is finalizing us (i.e. a ref to a window
* from another)
*/
DROP_BACK_COUNT(decoder);
}
Initial checkin of JavaScript 1.3, migrated from JSFUN13_BRANCH in /m/src repository. (Minor changes in libmocha required to accomodate JSAPI changes.)
1998-04-24 04:32:02 +04:00
JSBool win_check_access(JSContext *cx, JSObject *obj, jsval id,
JSAccessMode mode, jsval *vp)
{
if(mode == JSACC_PARENT) {
return lm_CheckSetParentSlot(cx, obj, id, vp);
}
return JS_TRUE;
}
Free the lizard
1998-03-28 05:44:41 +03:00
JSClass lm_window_class = {
"Window", JSCLASS_HAS_PRIVATE,
JS_PropertyStub, JS_PropertyStub, win_getProperty, win_setProperty,
Initial checkin of JavaScript 1.3, migrated from JSFUN13_BRANCH in /m/src repository. (Minor changes in libmocha required to accomodate JSAPI changes.)
1998-04-24 04:32:02 +04:00
win_list_properties, win_resolve_name, JS_ConvertStub, win_finalize,
NULL, win_check_access
Free the lizard
1998-03-28 05:44:41 +03:00
};
/*
* Alert and some simple dialogs.
*/
PR_STATIC_CALLBACK(PRBool)
win_alert(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
MWContext *context;
char *message, *platform_message;
JSString * str;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_FALSE;
/* if there is no context let the script continue */
context = decoder->window_context;
if (!context)
return JS_TRUE;
message = lm_StrToLocalEncoding(context, str);
if (message) {
platform_message = lm_FixNewlines(cx, message, JS_FALSE);
ET_PostMessageBox(context, platform_message, JS_FALSE);
XP_FREEIF(platform_message);
XP_FREE(message);
}
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_confirm(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
MWContext *context;
JSString * str;
char *message;
JSBool ok;
decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv);
if (!decoder)
return JS_FALSE;
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_FALSE;
context = decoder->window_context;
if (context) {
char *platform_message;
message = lm_StrToLocalEncoding(context, str);
if (!message) {
*rval = JSVAL_FALSE;
return JS_TRUE;
}
platform_message = lm_FixNewlines(cx, message, JS_FALSE);
ok = ET_PostMessageBox(context, platform_message, JS_TRUE);
XP_FREEIF(platform_message);
XP_FREE(message);
}
else {
ok = JS_FALSE;
}
*rval = BOOLEAN_TO_JSVAL(ok);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_prompt(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
MWContext *context;
jsval arg;
JSString *str;
char *retval;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
arg = argv[0];
context = decoder->window_context;
if (context) {
char *query, *defval, *platform_query;
/*
* Build the query_string
*/
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_FALSE;
query = lm_StrToLocalEncoding(context, str);
if (!query) {
JS_ReportOutOfMemory(cx);
return JS_FALSE;
}
platform_query = lm_FixNewlines(cx, query, JS_FALSE);
/*
* Build the default value
*/
if (!(str = JS_ValueToString(cx, argv[1]))) {
return JS_FALSE;
}
defval = lm_StrToLocalEncoding(context, str);
retval = ET_PostPrompt(context, platform_query, defval);
XP_FREEIF(query);
XP_FREEIF(defval);
XP_FREEIF(platform_query);
}
else {
retval = NULL;
}
if (!retval) {
*rval = JSVAL_NULL;
return JS_TRUE;
}
XP_ASSERT(context);
str = lm_LocalEncodingToStr(context, retval);
XP_FREE(retval);
if (!str)
return JS_FALSE;
*rval = STRING_TO_JSVAL(str);
return JS_TRUE;
}
/*
* Open and close of a named window.
*/
JSBool
lm_CheckWindowName(JSContext *cx, const char *window_name)
{
const char *cp;
for (cp = window_name; *cp != '\0'; cp++) {
if (!XP_IS_ALPHA(*cp) && !XP_IS_DIGIT(*cp) && *cp != '_') {
JS_ReportError(cx,
"illegal character '%c' ('\\%o') in window name %s",
*cp, *cp, window_name);
return JS_FALSE;
}
}
return JS_TRUE;
}
static int32
win_has_option(char *options, char *name)
{
char *comma, *equal;
int32 found = 0;
for (;;) {
comma = XP_STRCHR(options, ',');
if (comma) *comma = '\0';
equal = XP_STRCHR(options, '=');
if (equal) *equal = '\0';
if (XP_STRCASECMP(options, name) == 0) {
if (!equal || XP_STRCASECMP(equal + 1, "yes") == 0)
found = 1;
else
found = XP_ATOI(equal + 1);
}
if (equal) *equal = '=';
if (comma) *comma = ',';
if (found || !comma)
break;
options = comma + 1;
}
return found;
}
/* These apply to top-level windows only, not to frames */
static uint lm_window_count = 0;
static uint lm_window_limit = 100;
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
JSBool PR_CALLBACK
real_win_open(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval, PRBool newGroup);
Free the lizard
1998-03-28 05:44:41 +03:00
/* XXX this can't be static yet, it's called by lm_doc.c/doc_open */
JSBool PR_CALLBACK
win_open(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
{
return real_win_open(cx, obj, argc, argv, rval, PR_FALSE);
}
JSBool PR_CALLBACK
win_spawn(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
return real_win_open(cx, obj, argc, argv, rval, PR_TRUE);
}
JSBool PR_CALLBACK
real_win_open(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval, PRBool newGroup)
Free the lizard
1998-03-28 05:44:41 +03:00
{
MochaDecoder *decoder, *new_decoder;
URL_Struct *url_struct;
JSString *str, *window_name_str;
const char *url_string;
char *window_name = NULL;
char *options;
Chrome *chrome = NULL;
MWContext *old_context, *context;
int32 width, height;
int32 win_width, win_height;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
/* Make url_string absolute based on current document's base URL. */
url_struct = NULL;
if (argc > 0) {
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_FALSE;
url_string = JS_GetStringBytes(str);
if (*url_string != '\0') {
url_string = lm_CheckURL(cx, url_string, JS_TRUE);
if (url_string) {
const char *referer;
url_struct = NET_CreateURLStruct(url_string, NET_DONT_RELOAD);
XP_FREE((char *)url_string);
if (!url_struct) {
JS_ReportOutOfMemory(cx);
return JS_FALSE;
}
if (!(referer = lm_GetSubjectOriginURL(cx)) ||
!(url_struct->referer = JS_strdup(cx, referer))) {
NET_FreeURLStruct(url_struct);
return JS_FALSE;
}
}
}
if (!url_string)
return JS_FALSE;
}
/* Set this to null so we can goto fail from here onward. */
new_decoder = NULL;
/* Sanity-check the optional window_name argument. */
if (argc > 1) {
if (!(window_name_str = JS_ValueToString(cx, argv[1])))
goto fail;
if (!JS_LockGCThing(cx, window_name_str))
goto fail;
/* XXXunicode ? */
window_name = lm_StrToLocalEncoding(decoder->window_context, window_name_str);
if (!lm_CheckWindowName(cx, window_name))
goto fail;
} else {
window_name_str = NULL;
window_name = NULL;
}
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
Free the lizard
1998-03-28 05:44:41 +03:00
/* Check for window chrome options. */
chrome = XP_NEW_ZAP(Chrome);
if(chrome == NULL)
goto fail;
if (argc > 2) {
if (!(str = JS_ValueToString(cx, argv[2])))
goto fail;
options = JS_GetStringBytes(str);
chrome->show_button_bar = win_has_option(options, "toolbar");
chrome->show_url_bar = win_has_option(options, "location");
chrome->show_directory_buttons =
win_has_option(options, "directories") | win_has_option(options, "personalbar");
chrome->show_bottom_status_bar = win_has_option(options, "status");
chrome->show_menu = win_has_option(options, "menubar");
chrome->show_security_bar = FALSE;
chrome->w_hint =
win_has_option(options, "innerWidth") | win_has_option(options, "width");
chrome->h_hint =
win_has_option(options, "innerHeight") | win_has_option(options, "height");
chrome->outw_hint = win_has_option(options, "outerWidth");
chrome->outh_hint = win_has_option(options, "outerHeight");
chrome->l_hint =
win_has_option(options, "left") | win_has_option(options, "screenX");
chrome->t_hint =
win_has_option(options, "top") | win_has_option(options, "screenY");
chrome->show_scrollbar = win_has_option(options, "scrollbars");
chrome->allow_resize = win_has_option(options, "resizable");
chrome->allow_close = TRUE;
chrome->dependent = win_has_option(options, "dependent");
chrome->copy_history = FALSE; /* XXX need strong trust */
chrome->topmost = win_has_option(options, "alwaysRaised");
chrome->bottommost = win_has_option(options, "alwaysLowered");
chrome->z_lock = win_has_option(options, "z-lock");
chrome->is_modal = win_has_option(options, "modal");
chrome->hide_title_bar = !(win_has_option(options, "titlebar"));
/* Allow disabling of commands only if there is no menubar */
if (!chrome->show_menu) {
chrome->disable_commands = !win_has_option(options, "hotkeys");
if (XP_STRCASESTR(options,"hotkeys")==NULL)
chrome->disable_commands = FALSE;
}
/* If titlebar condition not specified, default to shown */
if (XP_STRCASESTR(options,"titlebar")==0)
chrome->hide_title_bar=FALSE;
if (chrome->topmost || chrome->bottommost ||
chrome->z_lock || chrome->is_modal ||
chrome->hide_title_bar || chrome->disable_commands) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
chrome->topmost = chrome->bottommost =
chrome->z_lock = chrome->is_modal =
chrome->hide_title_bar = chrome->disable_commands = 0;
}
}
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
Free the lizard
1998-03-28 05:44:41 +03:00
/* In order to not start Java for every single window open we
* have to first check if we need to check, and then check.
* Start by getting width and height to use for positioning
* calculations. Defaults to 100 if neither are specified.
* Then get screen size.
*/
win_width = chrome->w_hint ? chrome->w_hint :
(chrome->outw_hint ? chrome->outw_hint : 100);
win_height = chrome->h_hint ? chrome->h_hint :
(chrome->outh_hint ? chrome->outh_hint : 100);
ET_PostGetScreenSize(decoder->window_context, &width, &height);
if ((chrome->w_hint && chrome->w_hint < 100) ||
(chrome->h_hint && chrome->h_hint < 100) ||
(chrome->outw_hint && chrome->outw_hint < 100) ||
(chrome->outh_hint && chrome->outh_hint < 100) ||
(width < chrome->l_hint + win_width) ||
(chrome->l_hint < 0) ||
(height < chrome->t_hint + win_height) ||
(chrome->t_hint < 0)) {
/* The window is trying to put a window offscreen or make it too
* small. We have to check the security permissions
*/
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
/* Make sure windows are at least 100 by 100 pixels. */
if (chrome->w_hint && chrome->w_hint < 100) {
chrome->w_hint = 100;
win_width = 100;
}
if (chrome->h_hint && chrome->h_hint < 100) {
chrome->h_hint = 100;
win_height = 100;
}
if (chrome->outw_hint && chrome->outw_hint < 100) {
chrome->outw_hint = 100;
win_width = 100;
}
if (chrome->outh_hint && chrome->outh_hint < 100) {
chrome->outh_hint = 100;
win_height = 100;
}
/* Windows must be positioned on screen without security */
chrome->l_hint = (width < chrome->l_hint + win_width) ?
width - win_width : chrome->l_hint;
chrome->l_hint = (chrome->l_hint < 0) ? 0 : chrome->l_hint;
chrome->t_hint = (height < chrome->t_hint + win_height) ?
height - win_height : chrome->t_hint;
chrome->t_hint = (chrome->t_hint < 0) ? 0 : chrome->t_hint;
}
}
/* Make sure they always at least 10 x 10 regardless of security. 1 x 1
* windows are really hard to spot */
if (chrome->w_hint && chrome->w_hint < 10) chrome->w_hint = 10;
if (chrome->h_hint && chrome->h_hint < 10) chrome->h_hint = 10;
if (chrome->outw_hint && chrome->outw_hint < 10) chrome->outw_hint = 10;
if (chrome->outh_hint && chrome->outh_hint < 10) chrome->outh_hint = 10;
/* You must specify both width and height to get either */
if (chrome->w_hint == 0 || chrome->h_hint == 0)
chrome->w_hint = chrome->h_hint = 0;
if (chrome->outw_hint == 0 || chrome->outh_hint == 0)
chrome->outw_hint = chrome->outh_hint = 0;
/* Needed to allow positioning of windows at 0,0 */
if ((XP_STRCASESTR(options,"top") || XP_STRCASESTR(options,"left") ||
XP_STRCASESTR(options,"screenX") || XP_STRCASESTR(options,"screenY")) != 0)
chrome->location_is_chrome=TRUE;
options = 0;
} else {
/* Make a fully chromed window, but don't copy history. */
chrome->show_button_bar = TRUE;
chrome->show_url_bar = TRUE;
chrome->show_directory_buttons = TRUE;
chrome->show_bottom_status_bar = TRUE;
chrome->show_menu = TRUE;
chrome->show_security_bar = FALSE;
chrome->w_hint = chrome->h_hint = 0;
chrome->is_modal = FALSE;
chrome->show_scrollbar = TRUE;
chrome->allow_resize = TRUE;
chrome->allow_close = TRUE;
chrome->copy_history = FALSE; /* XXX need strong trust */
}
/* Windows created by JS cannot be randomly used by Mail/News */
chrome->restricted_target = TRUE;
old_context = decoder->window_context;
if (!old_context)
goto fail;
if (window_name)
context = XP_FindNamedContextInList(old_context, (char*)window_name);
else
context = NULL;
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
if (context && !newGroup) {
Free the lizard
1998-03-28 05:44:41 +03:00
new_decoder = LM_GetMochaDecoder(context);
if (!new_decoder)
goto fail;
if (url_struct && !lm_GetURL(cx, new_decoder, url_struct)) {
url_struct = 0;
goto fail;
}
/* lm_GetURL() stashed a url_struct pointer, and owns it now. */
url_struct = 0;
/* If specific options are specified we will update the named
* window to match those options. If not, we won't change them */
if (argc > 2)
ET_PostUpdateChrome(context, chrome);
} else {
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
LMWindowGroup *grp;
Free the lizard
1998-03-28 05:44:41 +03:00
if (lm_window_count >= lm_window_limit)
goto fail;
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
if(newGroup) {
grp = lm_NewWindowGroup();
} else {
grp = lm_MWContextToGroup(old_context);
}
Free the lizard
1998-03-28 05:44:41 +03:00
context = ET_PostNewWindow(old_context, url_struct,
(char*)window_name,
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
chrome, grp);
if (!context) {
Free the lizard
1998-03-28 05:44:41 +03:00
goto fail;
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
}
Free the lizard
1998-03-28 05:44:41 +03:00
/* ET_PostNewWindow() stashed a url_struct pointer, and owns it now. */
url_struct = 0;
new_decoder = LM_GetMochaDecoder(context);
if (!new_decoder) {
(void) ET_PostDestroyWindow(context);
goto fail;
}
Fix broken merge madness: Only start a window group after it is safe to do so, and do not exit a monitor twice. (Also do not call Notify when not inside the monitor.)
1998-10-07 08:35:55 +04:00
/* Everything went well. Tell the new window it's okay to start
* reading events.
*/
if(newGroup) {
lm_StartWindowGroup(grp);
}
Free the lizard
1998-03-28 05:44:41 +03:00
}
new_decoder->opener = obj;
if (!JS_DefinePropertyWithTinyId(cx, new_decoder->window_object,
lm_opener_str, WIN_OPENER,
OBJECT_TO_JSVAL(obj),
NULL, NULL, JSPROP_ENUMERATE)) {
goto fail;
}
JS_UnlockGCThing(cx, window_name_str);
new_decoder->in_window_quota = JS_TRUE;
lm_window_count++;
LM_PutMochaDecoder(new_decoder);
*rval = OBJECT_TO_JSVAL(new_decoder->window_object);
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
Free the lizard
1998-03-28 05:44:41 +03:00
XP_FREE(chrome);
XP_FREEIF(window_name);
return JS_TRUE;
fail:
if (window_name_str)
JS_UnlockGCThing(cx, window_name_str);
if (new_decoder)
LM_PutMochaDecoder(new_decoder);
if (url_struct)
NET_FreeURLStruct(url_struct);
XP_FREEIF(chrome);
XP_FREEIF(window_name);
*rval = JSVAL_NULL;
return JS_TRUE;
}
PR_STATIC_CALLBACK(JSBool)
win_set_zoptions(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
JSString *str;
char *options;
Chrome *chrome = NULL;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc != 1) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
/* Check for window chrome options. */
chrome = win_get_chrome(decoder->window_context, chrome);
if(chrome == NULL)
return JS_FALSE;
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_TRUE;
options = JS_GetStringBytes(str);
if (lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
chrome->topmost = win_has_option(options, "alwaysRaised");
chrome->bottommost = win_has_option(options, "alwaysLowered");
chrome->z_lock = win_has_option(options, "z-lock");
}
ET_PostUpdateChrome(decoder->window_context, chrome);
options = 0;
JS_free(cx, chrome);
return JS_TRUE;
}
PR_STATIC_CALLBACK(JSBool)
win_set_hotkeys(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
Chrome *chrome = NULL;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc != 1) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
/* Check for window chrome options. */
chrome = win_get_chrome(decoder->window_context, chrome);
if(chrome == NULL)
return JS_FALSE;
if(JSVAL_IS_BOOLEAN(argv[0])) {
if (lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
if (!chrome->show_menu) {
chrome->disable_commands = !JSVAL_TO_BOOLEAN(argv[0]);
}
}
}
ET_PostUpdateChrome(decoder->window_context, chrome);
JS_free(cx, chrome);
return JS_TRUE;
}
PR_STATIC_CALLBACK(JSBool)
win_set_resizable(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
Chrome *chrome = NULL;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc != 1) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
/* Check for window chrome options. */
chrome = win_get_chrome(decoder->window_context, chrome);
if(chrome == NULL)
return JS_FALSE;
if(JSVAL_IS_BOOLEAN(argv[0])) {
chrome->allow_resize = JSVAL_TO_BOOLEAN(argv[0]);
}
ET_PostUpdateChrome(decoder->window_context, chrome);
JS_free(cx, chrome);
return JS_TRUE;
}
static void
destroy_window(void *closure)
{
MWContext * context = (MWContext *)
((MozillaEvent_Timeout *)closure)->pClosure;
ET_PostDestroyWindow(context);
}
PR_STATIC_CALLBACK(PRBool)
win_close(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
MochaDecoder *running_decoder;
MWContext *context;
char *message;
JSBool ok;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
context = decoder->window_context;
if (!context || context->grid_parent)
return JS_TRUE;
running_decoder = JS_GetPrivate(cx, JS_GetGlobalObject(cx));
/* Bypass close window check if script is signed */
if (context->type != MWContextBrowser && context->type != MWContextPane ||
(!decoder->opener &&
(XP_ListCount(SHIST_GetList(context)) > 1 ||
decoder != running_decoder)) &&
!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
/*
* Prevent this window.close() call if this window
* - is not a browser window, or
* - was not opened by javascript, and
* - has session history other than the current document, or
* - does not contain the script that is closing this window.
* - has no security privileges.
*/
if (context->name)
message = PR_smprintf(XP_GetString(XP_MSG_JS_CLOSE_WINDOW_NAME),
context->name);
else
message = XP_GetString(XP_MSG_JS_CLOSE_WINDOW);
ok = ET_PostMessageBox(context, message, JS_TRUE);
if (context->name)
XP_FREE(message);
if (!ok)
return JS_TRUE;
}
if(!decoder->called_win_close) {
decoder->called_win_close = JS_TRUE;
/*
* If we are closing the window that the script is running in
* wait until the script has finished running before sending
* the close message
*/
if (decoder == running_decoder)
ET_PostSetTimeout(destroy_window, context, 0, XP_DOCID(context));
else
ET_PostDestroyWindow(context);
}
return JS_TRUE;
}
/*
* Timeout support.
*/
static uint lm_timeout_count = 0;
static uint lm_timeout_limit = 1000;
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PRMonitor *lm_timeout_monitor = NULL;
uint lm_GetTimeoutCount(void)
{
uint ans;
if(!lm_timeout_monitor)
lm_timeout_monitor = PR_NewMonitor();
PR_EnterMonitor(lm_timeout_monitor);
ans = lm_timeout_count;
PR_ExitMonitor(lm_timeout_monitor);
return ans;
}
void lm_IncrementTimeoutCount(void)
{
if(!lm_timeout_monitor)
lm_timeout_monitor = PR_NewMonitor();
PR_EnterMonitor(lm_timeout_monitor);
lm_timeout_count++;
PR_ExitMonitor(lm_timeout_monitor);
}
void lm_DecrementTimeoutCount(void)
{
if(!lm_timeout_monitor)
lm_timeout_monitor = PR_NewMonitor();
PR_EnterMonitor(lm_timeout_monitor);
lm_timeout_count--;
PR_ExitMonitor(lm_timeout_monitor);
}
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#define HOLD_TIMEOUT(cx,to) ((to)->ref_count++)
#define DROP_TIMEOUT(decoder,to) \
NSPR_BEGIN_MACRO \
XP_ASSERT((to)->ref_count > 0); \
if (--(to)->ref_count == 0) \
free_timeout(decoder,to); \
NSPR_END_MACRO
static void
free_timeout(MochaDecoder *decoder, JSTimeout *timeout)
{
MWContext *context;
JSContext *cx;
cx = decoder->js_context;
context = decoder->window_context;
if (context) {
XP_ASSERT(context->js_timeouts_pending > 0);
context->js_timeouts_pending--;
}
if (timeout->expr)
JS_free(cx, timeout->expr);
else if (timeout->funobj) {
JS_RemoveRoot(cx, &timeout->funobj);
if (timeout->argv) {
int i;
for (i = 0; i < timeout->argc; i++)
JS_RemoveRoot(cx, &timeout->argv[i]);
JS_free(cx, timeout->argv);
}
}
if (timeout->principals)
JSPRINCIPALS_DROP(cx, timeout->principals);
XP_FREEIF(timeout->filename);
JS_free(cx, timeout);
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lm_DecrementTimeoutCount();
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}
/* Re-insert timeout before the first list item with greater deadline, or at
* the head if the list is empty, or at the tail if there is no item with
* greater deadline.
* Through the righteousness of double-indirection we do this without two
* ugly if-tests.
*/
static void
insert_timeout_into_list(JSTimeout **listp, JSTimeout *timeout)
{
JSTimeout *to;
while ((to = *listp) != NULL) {
if (LL_CMP(to->when, >, timeout->when))
break;
listp = &to->next;
}
timeout->next = to;
*listp = timeout;
}
static void
win_run_timeout(void *closure)
{
JSTimeout *timeout, *next;
JSTimeout *last_expired_timeout;
JSTimeout dummy_timeout;
MochaDecoder *decoder;
JSContext *cx;
int64 now;
jsval result;
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LMWindowGroup *grp;
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MWContext * context = (MWContext *)((MozillaEvent_Timeout *)closure)->pClosure;
void *timer_id;
/* make sure the context hasn't disappeared out from under us */
if (!XP_IsContextInList(context))
return;
timer_id = ((MozillaEvent_Timeout *)closure)->pTimerId;
decoder = LM_GetMochaDecoder(context);
if (!decoder)
return;
if (!decoder->timeouts) {
LM_PutMochaDecoder(decoder);
return;
}
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grp = lm_MWContextToGroup(context);
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cx = decoder->js_context;
/*
* A front end timer has gone off. See which of our timeouts need
* servicing
*/
restart:
LL_I2L(now, PR_IntervalNow());
/* The timeout list is kept in deadline order. Discover the
latest timeout whose deadline has expired. On some platforms,
front-end timeout events fire "early", so we need to test the
timer_id as well as the deadline. */
last_expired_timeout = NULL;
for (timeout = decoder->timeouts; timeout; timeout = timeout->next) {
if ((timer_id == timeout->toid) || !LL_CMP(timeout->when, >, now))
last_expired_timeout = timeout;
}
/* Maybe the timeout that the event was fired for has been deleted
and there are no others timeouts with deadlines that make them
eligible for execution yet. Go away. */
if (!last_expired_timeout)
return;
/* Insert a dummy timeout into the list of timeouts between the portion
of the list that we are about to process now and those timeouts that
will be processed in a future call to win_run_timeout(). This dummy
timeout serves as the head of the list for any timeouts inserted as
a result of running a timeout. */
dummy_timeout.toid = NULL;
dummy_timeout.public_id = 0;
dummy_timeout.next = last_expired_timeout->next;
last_expired_timeout->next = &dummy_timeout;
/* Don't let lm_ClearWindowTimeouts throw away our stack-allocated
dummy timeout. */
dummy_timeout.ref_count = 2;
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XP_ASSERT(!grp->js_timeout_insertion_point);
grp->js_timeout_insertion_point = &dummy_timeout.next;
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for (timeout = decoder->timeouts; timeout != &dummy_timeout; timeout = next) {
next = timeout->next;
/*
* make sure the document that asked for this timeout is still
* the active document
*/
if (timeout->doc_id != XP_DOCID(decoder->window_context)) {
#ifdef DEBUG_chouck
XP_TRACE(("DOCID: in win_run_timeout"));
#endif
/* make sure this gets removed from the list */
decoder->timeouts = next;
DROP_TIMEOUT(decoder, timeout);
continue;
}
/* Hold the timeout in case expr or funobj releases its doc. */
HOLD_TIMEOUT(cx, timeout);
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grp->js_timeout_running = timeout;
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if (timeout->expr) {
/* Evaluate the timeout expression. */
JSVersion save = JS_SetVersion(decoder->js_context,
timeout->version);
JS_EvaluateScriptForPrincipals(decoder->js_context,
decoder->window_object,
timeout->principals,
timeout->expr,
XP_STRLEN(timeout->expr),
timeout->filename, timeout->lineno,
&result);
JS_SetVersion(decoder->js_context, save);
} else {
int64 lateness64;
int32 lateness;
/* Add "secret" final argument that indicates timeout
lateness in milliseconds */
LL_SUB(lateness64, now, timeout->when);
LL_L2I(lateness, lateness64);
timeout->argv[timeout->argc] = INT_TO_JSVAL((jsint)lateness);
JS_CallFunctionValue(cx, decoder->window_object,
OBJECT_TO_JSVAL(timeout->funobj),
timeout->argc + 1, timeout->argv, &result);
}
/* If timeout's reference count is now 1, its doc was released
* and we should restart this function.
*/
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grp->js_timeout_running = NULL;
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if (timeout->ref_count == 1) {
free_timeout(decoder, timeout);
goto restart;
}
DROP_TIMEOUT(decoder, timeout);
/* If we have a regular interval timer, we re-fire the
* timeout, accounting for clock drift.
*/
if (timeout->interval) {
/* Compute time to next timeout for interval timer. */
int32 delay32;
int64 interval, delay;
LL_I2L(interval, timeout->interval);
LL_ADD(timeout->when, timeout->when, interval);
LL_I2L(now, PR_IntervalNow());
LL_SUB(delay, timeout->when, now);
LL_L2I(delay32, delay);
/* If the next interval timeout is already supposed to
* have happened then run the timeout immediately.
*/
if (delay32 < 0)
delay32 = 0;
/* Reschedule timeout. Account for possible error return in
code below that checks for zero toid. */
timeout->toid = ET_PostSetTimeout(win_run_timeout,
decoder->window_context,
(uint32)delay32,
decoder->doc_id);
}
/* Running a timeout can cause another timeout to be deleted,
so we need to reset the pointer to the following timeout. */
next = timeout->next;
decoder->timeouts = next;
/* Free the timeout if this is not a repeating interval
* timeout (or if it was an interval timeout, but we were
* unsuccessful at rescheduling it.)
*/
if (!timeout->interval || !timeout->toid) {
DROP_TIMEOUT(decoder, timeout);
} else {
/* Reschedule an interval timeout */
/* Insert interval timeout onto list sorted in deadline order. */
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insert_timeout_into_list(grp->js_timeout_insertion_point, timeout);
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}
}
/* Take the dummy timeout off the head of the list */
XP_ASSERT(decoder->timeouts == &dummy_timeout);
decoder->timeouts = dummy_timeout.next;
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grp->js_timeout_insertion_point = NULL;
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LM_PutMochaDecoder(decoder);
}
void
lm_ClearWindowTimeouts(MochaDecoder *decoder)
{
JSTimeout *timeout, *next;
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LMWindowGroup *grp;
if(decoder->window_context) {
grp = lm_MWContextToGroup(decoder->window_context);
if(!grp)
grp = LM_GetDefaultWindowGroup(decoder->window_context);
}
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for (timeout = decoder->timeouts; timeout; timeout = next) {
/* If win_run_timeouts() is higher up on the stack for this
decoder, e.g. as a result of document.write from a timeout,
then we need to reset the list insertion point for
newly-created timeouts in case the user adds a timeout,
before we pop the stack back to win_run_timeouts(). */
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if (grp->js_timeout_running == timeout)
grp->js_timeout_insertion_point = NULL;
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next = timeout->next;
if (timeout->toid)
ET_PostClearTimeout(timeout->toid);
timeout->toid = NULL;
DROP_TIMEOUT(decoder, timeout);
}
for (timeout = decoder->saved_timeouts; timeout; timeout = next) {
next = timeout->next;
DROP_TIMEOUT(decoder, timeout);
}
decoder->timeouts = NULL;
decoder->saved_timeouts = NULL;
}
/*
* Stop time temporarily till we restore the timeouts. The timeouts
* are cancelled with the FE, the current time is recorded and
* the timeout list is saved.
*/
void
lm_SaveWindowTimeouts(MochaDecoder *decoder)
{
JSTimeout *timeout;
int64 now, time_left;
if (!decoder->timeouts)
return;
LL_I2L(now, PR_IntervalNow());
/*
* Clear all the timeouts so that they don't fire till we're
* ready to restart time.
*/
for (timeout = decoder->timeouts; timeout; timeout = timeout->next) {
ET_PostClearTimeout(timeout->toid);
/* Figure out how much time was left before the timeout fired */
LL_SUB(time_left, timeout->when, now);
timeout->when = time_left;
}
decoder->saved_timeouts = decoder->timeouts;
decoder->timeouts = NULL;
}
/*
* Restore timeouts from the saved_timeouts list and restart time.
* These are timeouts that were suspended while we were reloading
* the document.
*/
void
lm_RestoreWindowTimeouts(MochaDecoder *decoder)
{
JSTimeout *timeout, *next;
int64 now, when;
int interval;
JSBool fire_now = JS_FALSE;
if (!decoder->saved_timeouts)
return;
LL_I2L(now, PR_IntervalNow());
for (timeout = decoder->saved_timeouts; timeout; timeout = next) {
next = timeout->next;
LL_L2I(interval, timeout->when);
/* Unclear if result can be one of the operands */
LL_ADD(when, timeout->when, now);
timeout->when = when;
timeout->doc_id = decoder->doc_id;
/*
* If we don't have to fire this timeout now, we tell the
* FE to call us back.
*/
if (interval > 0) {
timeout->toid = ET_PostSetTimeout(win_run_timeout,
decoder->window_context,
(uint32)interval,
decoder->doc_id);
}
else {
timeout->toid = NULL;
fire_now = JS_TRUE;
}
insert_timeout_into_list(&decoder->timeouts, timeout);
}
decoder->saved_timeouts = NULL;
/*
* If there are any timeouts that are ready to go, have them fired
* off immediately.
*/
if (fire_now) {
MozillaEvent_Timeout e;
e.ce.doc_id = decoder->doc_id;
e.pClosure = decoder->window_context;
e.pTimerId = NULL;
e.ulTime = 0;
win_run_timeout((void *)&e);
}
}
static timeout_public_id_counter = 0;
static const char setTimeout_str[] = "setTimeout";
static const char setInterval_str[] = "setInterval";
static const char *time_methods[2] = { setTimeout_str, setInterval_str };
static JSBool
win_set_timeout_or_interval(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval,
JSBool interval_timer)
{
MWContext *context;
MochaDecoder *decoder;
jsdouble interval;
JSString *str;
char *expr;
JSTimeout *timeout, **insertion_point;
int64 now, delta;
JSObject *funobj;
JSStackFrame *fp;
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LMWindowGroup *grp;
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if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
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if (lm_GetTimeoutCount() >= lm_timeout_limit) {
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JS_ReportError(cx, "too many timeouts and intervals");
return JS_FALSE;
}
if (!JS_ValueToNumber(cx, argv[1], &interval))
return JS_FALSE;
switch (JS_TypeOfValue(cx, argv[0])) {
case JSTYPE_FUNCTION:
funobj = JSVAL_TO_OBJECT(argv[0]);
expr = NULL;
break;
case JSTYPE_STRING:
case JSTYPE_OBJECT:
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_FALSE;
expr = JS_strdup(cx, JS_GetStringBytes(str));
if (!expr)
return JS_FALSE;
funobj = NULL;
break;
default:
JS_ReportError(cx, "useless %s call (missing quotes around argument?)",
time_methods[interval_timer]);
return JS_FALSE;
}
timeout = JS_malloc(cx, sizeof *timeout);
if (!timeout) {
JS_free(cx, expr);
return JS_FALSE;
}
XP_BZERO(timeout, sizeof *timeout);
timeout->ref_count = 1;
if (interval_timer)
timeout->interval = (int32)interval;
timeout->expr = expr;
timeout->funobj = funobj;
timeout->version = JS_GetVersion(cx);
timeout->principals = lm_GetPrincipalsFromStackFrame(cx);
if (timeout->principals == NULL) {
/* Result of out of memory error */
DROP_TIMEOUT(decoder, timeout);
return JS_FALSE;
}
JSPRINCIPALS_HOLD(cx, timeout->principals);
fp = NULL;
while ((fp = JS_FrameIterator(cx, &fp)) != NULL) {
JSScript *script = JS_GetFrameScript(cx, fp);
if (script) {
/*
* XXX - Disable error reporter; we may get an error
* trying to find a line number. Two cases where we
* get an error is in evaluating an expression as part
* of the preferences code, and evaluating a javascript:
* typein. In both cases there are no newlines and no
* source annotations are generated, and the initial
* linenumber is specified as zero. We need to clean
* up all those cases and then remove the error reporter
* workaround.
*/
JSErrorReporter reporter = JS_SetErrorReporter(cx, NULL);
const char *filename = JS_GetScriptFilename(cx, script);
timeout->filename = filename ? XP_STRDUP(filename) : NULL;
timeout->lineno = JS_PCToLineNumber(cx, script,
JS_GetFramePC(cx, fp));
JS_SetErrorReporter(cx, reporter);
break;
}
}
/* Keep track of any pending timeouts so that FE can tell whether
the stop button should be active. */
context = decoder->window_context;
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if (context) {
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context->js_timeouts_pending++;
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grp = lm_MWContextToGroup(context);
} else {
grp = LM_GetDefaultWindowGroup(NULL);
}
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if (expr) {
timeout->argv = 0;
timeout->argc = 0;
} else {
int i;
/* Leave an extra slot for a secret final argument that
indicates to the called function how "late" the timeout is. */
timeout->argv = JS_malloc(cx, (argc - 1) * sizeof(jsval));
if (!timeout->argv) {
DROP_TIMEOUT(decoder, timeout);
return JS_FALSE;
}
if (!JS_AddNamedRoot(cx, &timeout->funobj, "timeout.funobj")) {
DROP_TIMEOUT(decoder, timeout);
return JS_FALSE;
}
timeout->argc = 0;
for (i = 2; (uint)i < argc; i++) {
timeout->argv[i - 2] = argv[i];
if (!JS_AddNamedRoot(cx, &timeout->argv[i - 2], "timeout.argv[i]"))
{
DROP_TIMEOUT(decoder, timeout);
return JS_FALSE;
}
timeout->argc++;
}
}
LL_I2L(now, PR_IntervalNow());
LL_D2L(delta, interval);
LL_ADD(timeout->when, now, delta);
timeout->doc_id = decoder->doc_id;
if (interval < 0)
interval = 0;
timeout->toid = ET_PostSetTimeout(win_run_timeout,
decoder->window_context,
(uint32)interval,
decoder->doc_id);
if (!timeout->toid) {
DROP_TIMEOUT(decoder, timeout);
return JS_FALSE;
}
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if (grp->js_timeout_insertion_point == NULL)
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insertion_point = &decoder->timeouts;
else
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insertion_point = grp->js_timeout_insertion_point;
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/* Insert interval timeout onto list sorted in deadline order */
insert_timeout_into_list(insertion_point, timeout);
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lm_IncrementTimeoutCount();
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timeout->public_id = ++timeout_public_id_counter;
*rval = INT_TO_JSVAL((jsint)timeout->public_id);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_set_timeout(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
return win_set_timeout_or_interval(cx, obj, argc, argv, rval, JS_FALSE);
}
PR_STATIC_CALLBACK(PRBool)
win_set_interval(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
return win_set_timeout_or_interval(cx, obj, argc, argv, rval, JS_TRUE);
}
PR_STATIC_CALLBACK(PRBool)
win_clear_timeout(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
uint32 public_id;
JSTimeout **top, *timeout;
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LMWindowGroup *grp;
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if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!JSVAL_IS_INT(argv[0]))
return JS_TRUE;
public_id = (uint32)JSVAL_TO_INT(argv[0]);
if (!public_id) /* id of zero is reserved for internal use */
return JS_TRUE;
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if(decoder->window_context) {
grp = lm_MWContextToGroup(decoder->window_context);
if(!grp)
grp = LM_GetDefaultWindowGroup(decoder->window_context);
} else {
grp = LM_GetDefaultWindowGroup(NULL);
}
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for (top = &decoder->timeouts; ((timeout = *top) != NULL); top = &timeout->next) {
if (timeout->public_id == public_id) {
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if (grp->js_timeout_running == timeout) {
Free the lizard
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/* We're running from inside the timeout. Mark this
timeout for deferred deletion by the code in
win_run_timeout() */
timeout->interval = 0;
} else {
/* Delete the timeout from the pending timeout list */
*top = timeout->next;
ET_PostClearTimeout(timeout->toid);
DROP_TIMEOUT(decoder, timeout);
}
break;
}
}
return JS_TRUE;
}
/* Sleep for the specified number of milliseconds */
PR_STATIC_CALLBACK(PRBool)
win_delay(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
/* XXX - Brendan and Scott decided not to provide a delay() method
because of untoward side-effects of its use. We might do so in the
future, so I'm effectively reserving the name by leaving a
do-nothing method in the Window object. */
#if DELAY_METHOD_ALLOWED
/* Arbitrary maximum delay to prevent near-infinit delays */
#define JS_MAX_DELAY 1000
jsdouble ms;
int64 ms64, c;
if (argc < 1) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!JS_ValueToNumber(cx, argv[0], &ms))
return JS_FALSE;
if (ms < 0) {
JS_ReportError(cx, "milliseconds argument must be non-negative");
return JS_FALSE;
}
/* Don't let someone hang the JS thread for too long. */
if (ms > JS_MAX_DELAY)
ms = JS_MAX_DELAY;
LL_UI2L(ms64, (uint32)ms);
LL_I2L(c, 1000);
LL_MUL(ms64, ms64, c);
{
PRIntervalTime i;
LL_L2I(i, ms64);
PR_Sleep(i);
}
#undef JS_MAX_DELAY
#endif
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_focus(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
ET_PostManipulateForm(decoder->window_context, 0, EVENT_FOCUS);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_blur(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
ET_PostManipulateForm(decoder->window_context, 0, EVENT_BLUR);
return JS_TRUE;
}
/*
* Scrolling support.
*/
PR_STATIC_CALLBACK(PRBool)
win_scroll_to(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
int32 x, y;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc != 2) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
if (!JS_ValueToInt32(cx, argv[0], &x) || !JS_ValueToInt32(cx, argv[1], &y))
return JS_FALSE;
ET_PostScrollDocTo(decoder->window_context, 0, x<0?0:x, y<0?0:y);
return JS_TRUE;
}
/*
* Scrolling support.
*/
PR_STATIC_CALLBACK(PRBool)
win_scroll_by(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
int32 x, y;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc != 2) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
if (!JS_ValueToInt32(cx, argv[0], &x) || !JS_ValueToInt32(cx, argv[1], &y))
return JS_FALSE;
ET_PostScrollDocBy(decoder->window_context, 0, x, y);
return JS_TRUE;
}
/*
* Window resizing after initial creation.
*/
PR_STATIC_CALLBACK(PRBool)
win_resize_to(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
Chrome *chrome = NULL;
int32 width, height;
JSBool outer_size;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc > 3) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
if (!JS_ValueToInt32(cx, argv[0], &width) || !JS_ValueToInt32(cx, argv[1], &height))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
if (argc==3 && JS_ValueToBoolean(cx, argv[2], &outer_size) && outer_size == JS_TRUE) {
chrome->outw_hint = width;
chrome->outh_hint = height;
if (chrome->outw_hint <= 0 || chrome->outh_hint <= 0) {
JS_free(cx, chrome);
return JS_TRUE;
}
}
else {
chrome->w_hint = width;
chrome->h_hint = height;
chrome->outw_hint = 0;
chrome->outh_hint = 0;
if (chrome->w_hint <= 0 || chrome->h_hint <= 0 ||
decoder->window_context->grid_parent) {
JS_free(cx, chrome);
return JS_TRUE;
}
}
if ((chrome->w_hint && chrome->w_hint < 100) ||
(chrome->h_hint && chrome->h_hint < 100) ||
(chrome->outw_hint && chrome->outw_hint < 100) ||
(chrome->outh_hint && chrome->outh_hint < 100)) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
/* Make sure windows are at least 100 by 100 pixels. */
if (chrome->w_hint && chrome->w_hint < 100) chrome->w_hint = 100;
if (chrome->h_hint && chrome->h_hint < 100) chrome->h_hint = 100;
if (chrome->outw_hint && chrome->outw_hint < 100) chrome->outw_hint = 100;
if (chrome->outh_hint && chrome->outh_hint < 100) chrome->outh_hint = 100;
}
}
/* Make sure they always at least 10 x 10 regardless of security. 1 x 1
* windows are really hard to spot */
if (chrome->w_hint && chrome->w_hint < 10) chrome->w_hint = 10;
if (chrome->h_hint && chrome->h_hint < 10) chrome->h_hint = 10;
if (chrome->outw_hint && chrome->outw_hint < 10) chrome->outw_hint = 10;
if (chrome->outh_hint && chrome->outh_hint < 10) chrome->outh_hint = 10;
ET_PostUpdateChrome(decoder->window_context, chrome);
JS_free(cx, chrome);
return JS_TRUE;
}
/*
* Scrolling support.
*/
PR_STATIC_CALLBACK(PRBool)
win_resize_by(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
Chrome *chrome = NULL;
int32 width, height;
JSBool outer_size;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc > 3) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
if (!JS_ValueToInt32(cx, argv[0], &width) || !JS_ValueToInt32(cx, argv[1], &height))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
if (argc==3 && JS_ValueToBoolean(cx, argv[2], &outer_size) && outer_size == JS_TRUE) {
chrome->outw_hint += width;
chrome->outh_hint += height;
if (chrome->outw_hint <= 0 || chrome->outh_hint <= 0) {
JS_free(cx, chrome);
return JS_TRUE;
}
}
else {
chrome->w_hint += width;
chrome->h_hint += height;
chrome->outw_hint = 0;
chrome->outh_hint = 0;
if (chrome->w_hint <= 0 || chrome->h_hint <= 0 ||
decoder->window_context->grid_parent) {
JS_free(cx, chrome);
return JS_TRUE;
}
}
if ((chrome->w_hint && chrome->w_hint < 100) ||
(chrome->h_hint && chrome->h_hint < 100) ||
(chrome->outw_hint && chrome->outw_hint < 100) ||
(chrome->outh_hint && chrome->outh_hint < 100)) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
/* Make sure windows are at least 100 by 100 pixels. */
if (chrome->w_hint && chrome->w_hint < 100) chrome->w_hint = 100;
if (chrome->h_hint && chrome->h_hint < 100) chrome->h_hint = 100;
if (chrome->outw_hint && chrome->outw_hint < 100) chrome->outw_hint = 100;
if (chrome->outh_hint && chrome->outh_hint < 100) chrome->outh_hint = 100;
}
}
/* Make sure they always at least 10 x 10 regardless of security. 1 x 1
* windows are really hard to spot */
if (chrome->w_hint && chrome->w_hint < 10) chrome->w_hint = 10;
if (chrome->h_hint && chrome->h_hint < 10) chrome->h_hint = 10;
if (chrome->outw_hint && chrome->outw_hint < 10) chrome->outw_hint = 10;
if (chrome->outh_hint && chrome->outh_hint < 10) chrome->outh_hint = 10;
ET_PostUpdateChrome(decoder->window_context, chrome);
JS_free(cx, chrome);
return JS_TRUE;
}
/*
* Scrolling support.
*/
PR_STATIC_CALLBACK(PRBool)
win_move_to(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
Chrome *chrome = NULL;
int32 width, height, x, y;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc != 2) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
if (!JS_ValueToInt32(cx, argv[0], &x) || !JS_ValueToInt32(cx, argv[1], &y))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
chrome->l_hint = x;
chrome->t_hint = y;
/* Windows must be positioned on screen without security */
ET_PostGetScreenSize(decoder->window_context, &width, &height);
if ((width < chrome->l_hint + chrome->outw_hint) ||
(chrome->l_hint < 0) ||
(height < chrome->t_hint + chrome->outh_hint) ||
(chrome->t_hint < 0)) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
chrome->l_hint = (width < chrome->l_hint + chrome->outw_hint) ?
width - chrome->outw_hint : chrome->l_hint;
chrome->l_hint = (chrome->l_hint < 0) ? 0 : chrome->l_hint;
chrome->t_hint = (height < chrome->t_hint + chrome->outh_hint) ?
height - chrome->outh_hint : chrome->t_hint;
chrome->t_hint = (chrome->t_hint < 0) ? 0 : chrome->t_hint;
}
}
ET_PostUpdateChrome(decoder->window_context, chrome);
JS_free(cx, chrome);
return JS_TRUE;
}
/*
* Scrolling support.
*/
PR_STATIC_CALLBACK(PRBool)
win_move_by(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
Chrome *chrome = NULL;
int32 x, y, width, height;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc != 2) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!decoder->window_context)
return JS_TRUE;
if (!JS_ValueToInt32(cx, argv[0], &x) || !JS_ValueToInt32(cx, argv[1], &y))
return JS_FALSE;
if (!(chrome = win_get_chrome(decoder->window_context, chrome)))
return JS_FALSE;
chrome->l_hint += x;
chrome->t_hint += y;
/* Windows must be positioned on screen without security */
ET_PostGetScreenSize(decoder->window_context, &width, &height);
if ((width < chrome->l_hint + chrome->outw_hint) ||
(chrome->l_hint < 0) ||
(height < chrome->t_hint + chrome->outh_hint) ||
(chrome->t_hint < 0)) {
if (!lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
chrome->l_hint = (width < chrome->l_hint + chrome->outw_hint) ?
width - chrome->outw_hint : chrome->l_hint;
chrome->l_hint = (chrome->l_hint < 0) ? 0 : chrome->l_hint;
chrome->t_hint = (height < chrome->t_hint + chrome->outh_hint) ?
height - chrome->outh_hint : chrome->t_hint;
chrome->t_hint = (chrome->t_hint < 0) ? 0 : chrome->t_hint;
}
}
ET_PostUpdateChrome(decoder->window_context, chrome);
JS_free(cx, chrome);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_capture_events(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
jsdouble d;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
if (argc != 1)
return JS_TRUE;
if (!JS_ValueToNumber(cx, argv[0], &d))
return JS_FALSE;
decoder->event_bit |= (uint32)d;
decoder->window_context->event_bit |= (uint32)d;
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_release_events(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
JSEventCapturer *cap;
jsdouble d;
jsint layer_index;
jsint max_layer_num;
JSObject *cap_obj;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
if (argc != 1)
return JS_TRUE;
if (!JS_ValueToNumber(cx, argv[0], &d))
return JS_FALSE;
decoder->event_bit &= ~(uint32)d;
decoder->window_context->event_bit &= ~(uint32)d;
/* Now we have to see if anyone else wanted that bit set. Joy!*/
max_layer_num = LO_GetNumberOfLayers(decoder->window_context);
for (layer_index=0; layer_index <= max_layer_num; layer_index++) {
cap_obj = LO_GetLayerMochaObjectFromId(decoder->window_context, layer_index);
if (cap_obj && (cap = JS_GetPrivate(cx, cap_obj)) != NULL)
decoder->window_context->event_bit |= cap->event_bit;
cap_obj = lm_GetDocumentFromLayerId(decoder, layer_index);
if (cap_obj && (cap = JS_GetPrivate(cx, cap_obj)) != NULL)
decoder->window_context->event_bit |= cap->event_bit;
}
return JS_TRUE;
}
static PRBool
setExternalCapture(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, JSBool val)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (argc != 0)
return JS_TRUE;
if (lm_CanAccessTarget(cx, JSTARGET_UNIVERSAL_BROWSER_WRITE)) {
if (decoder->principals)
lm_SetExternalCapture(cx, decoder->principals, val);
}
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_enable_external_capture(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
return setExternalCapture(cx, obj, argc, argv, JS_TRUE);
}
PR_STATIC_CALLBACK(PRBool)
win_disable_external_capture(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
return setExternalCapture(cx, obj, argc, argv, JS_FALSE);
}
PR_STATIC_CALLBACK(PRBool)
win_compromise_principals(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
decoder->principals_compromised = JS_TRUE;
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_downgrade_principals(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (decoder->principals)
lm_InvalidateCertPrincipals(decoder, decoder->principals);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_back(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
ET_PostBackCommand(decoder->window_context);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_forward(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
ET_PostForwardCommand(decoder->window_context);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_home(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
ET_PostHomeCommand(decoder->window_context);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_find(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
MWContext *context;
JSString *str;
JSBool ret = JS_TRUE,
matchCase = JS_FALSE,
searchBackward = JS_FALSE;
char * findStr;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
context = decoder->window_context;
if (!context)
return JS_TRUE;
/* If no find argument set, just bring up find dialog */
if (argc == 0) {
ET_PostFindCommand(context, NULL, JS_FALSE, JS_FALSE);
return JS_TRUE;
}
if (argc >3 )
return JS_FALSE;
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_TRUE;
if (!lm_CheckPermissions(cx, decoder->window_object,
JSTARGET_UNIVERSAL_BROWSER_READ))
return JS_FALSE;
if (argc == 3) {
if (!JS_ValueToBoolean(cx, argv[1], &matchCase))
matchCase = JS_FALSE;
if (!JS_ValueToBoolean(cx, argv[2], &searchBackward))
searchBackward = JS_FALSE;
}
findStr = lm_StrToLocalEncoding(context, str);
ret = ET_PostFindCommand(context, findStr, matchCase, searchBackward);
XP_FREEIF(findStr);
*rval = BOOLEAN_TO_JSVAL(ret);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_print(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
ET_PostPrintCommand(decoder->window_context);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_open_file(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
ET_PostOpenFileCommand(decoder->window_context);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_stop(JSContext *cx, JSObject *obj,
uint argc, jsval *argv, jsval *rval)
{
MochaDecoder *decoder;
if (!(decoder = JS_GetInstancePrivate(cx, obj, &lm_window_class, argv)))
return JS_FALSE;
if (!decoder->window_context)
return JS_TRUE;
ET_moz_CallFunctionAsync((ETVoidPtrFunc) XP_InterruptContext, decoder->window_context);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_atob(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
JSString *str;
char *srcStr, *destStr = NULL, *tmpStr;
unsigned int len;
if (argc != 1) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_FALSE;
srcStr = JS_GetStringBytes(str);
if (JS_GetStringLength(str) == 0) {
*rval = JS_GetEmptyStringValue(cx);
return JS_TRUE;
}
tmpStr = (char *)ATOB_AsciiToData(srcStr, &len);
if (tmpStr == NULL) {
JS_ReportError(cx, "base64 decoder failure");
return JS_FALSE;
}
destStr = JS_malloc(cx, len + 1);
if (destStr == NULL) {
XP_FREE(tmpStr);
return JS_FALSE;
}
destStr[len] = 0;
XP_MEMCPY(destStr, tmpStr, len);
XP_FREE(tmpStr);
str = JS_NewString(cx, destStr, len);
if (str == NULL) {
JS_free(cx, destStr);
return JS_FALSE;
}
*rval= STRING_TO_JSVAL(str);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_btoa(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
JSString *str;
char *srcStr, *destStr;
unsigned int len;
if (argc != 1) {
JS_ReportError(cx, lm_argc_err_str);
return JS_FALSE;
}
if (!(str = JS_ValueToString(cx, argv[0])))
return JS_FALSE;
srcStr = JS_GetStringBytes(str);
len = JS_GetStringLength(str);
if (len == 0) {
*rval = JS_GetEmptyStringValue(cx);
return JS_TRUE;
}
destStr = BTOA_DataToAscii((unsigned char *)srcStr, len);
if (destStr == NULL) {
JS_ReportError(cx, "base64 encoder failure");
return JS_FALSE;
}
len = XP_STRLEN(destStr);
str = JS_NewString(cx, destStr, len);
if (str == NULL)
return JS_FALSE;
*rval= STRING_TO_JSVAL(str);
return JS_TRUE;
}
PR_STATIC_CALLBACK(PRBool)
win_taint_stub(JSContext *cx, JSObject *obj, uint argc, jsval *argv,
jsval *rval)
{
*rval = argv[0];
return JS_TRUE;
}
static JSFunctionSpec lm_window_methods[] = {
{"alert", win_alert, 1},
{"clearTimeout", win_clear_timeout, 1},
{"clearInterval", win_clear_timeout, 1},
{"close", win_close, 0},
{"confirm", win_confirm, 1},
{"open", win_open, 1},
Branch landing: Multithreading libmocha in mozilla. - Add multiple window groups to allow windows to execute JS on different threads. - Add new context parameters to JS and libmocha functions for thread safety.
1998-09-26 02:04:34 +04:00
{"spawn", win_spawn, 1},
Free the lizard
1998-03-28 05:44:41 +03:00
{"setZOptions", win_set_zoptions, 1},
{"setHotkeys", win_set_hotkeys, 1},
{"setResizable", win_set_resizable, 1},
{"prompt", win_prompt, 2},
{setTimeout_str, win_set_timeout, 2},
{setInterval_str, win_set_interval, 2},
{"delay", win_delay, 0},
Removed the escape and unescape functions, as they are now part of the core engine. (They've become part of the ECMA spec.) Fix to (97681).
1998-05-20 07:23:07 +04:00
/* escape and unescape are now spec'ed by ECMA, and have been moved
* into the core engine.
*/
Free the lizard
1998-03-28 05:44:41 +03:00
{lm_blur_str, win_blur, 0},
{lm_focus_str, win_focus, 0},
{lm_scroll_str, win_scroll_to, 2},
{"scrollTo", win_scroll_to, 2},
{"scrollBy", win_scroll_by, 2},
{"moveTo", win_move_to, 2},
{"moveBy", win_move_by, 2},
{"resizeTo", win_resize_to, 2},
{"resizeBy", win_resize_by, 2},
{"captureEvents", win_capture_events, 1},
{"releaseEvents", win_release_events, 1},
{"enableExternalCapture", win_enable_external_capture, 0 },
{"disableExternalCapture", win_disable_external_capture, 0 },
{"compromisePrincipals", win_compromise_principals, 0 },
{"downgradePrincipals", win_downgrade_principals, 0 },
{"back", win_back, 0},
{"forward", win_forward, 0},
{"home", win_home, 0},
{"find", win_find, 0},
{"print", win_print, 0},
{"openFile", win_open_file, 0},
{"stop", win_stop, 0},
{"atob", win_atob, 1},
{"btoa", win_btoa, 1},
{"taint", win_taint_stub, 1},
{"untaint", win_taint_stub, 1},
{0}
};
static JSBool
is_context_really_busy_or_loading(MWContext *context)
{
lo_TopState *top_state;
int i;
XP_List *kids;
MWContext *kid;
if (!context)
return JS_FALSE;
LO_LockLayout();
if ((top_state = lo_FetchTopState(XP_DOCID(context))) != NULL &&
(top_state->mocha_loading_applets_count ||
top_state->mocha_loading_embeds_count)) {
LO_UnlockLayout();
return JS_TRUE;
}
if ((kids = context->grid_children) != NULL) {
for (i = 1; ((kid = XP_ListGetObjectNum(kids, i)) != NULL); i++) {
/* see if this frame is loading */
if (is_context_really_busy_or_loading(kid)) {
LO_UnlockLayout();
return JS_TRUE;
}
/* make sure the load event has fired for this frame */
if (kid->mocha_context) {
MochaDecoder * decoder = LM_GetMochaDecoder(kid);
if (!decoder->load_event_sent) {
LM_PutMochaDecoder(decoder);
LO_UnlockLayout();
return JS_TRUE;
}
LM_PutMochaDecoder(decoder);
}
}
}
LO_UnlockLayout();
return JS_FALSE;
}
static JSBool
is_context_busy(MWContext *context)
{
if (XP_IsContextBusy(context))
return JS_TRUE;
return is_context_really_busy_or_loading(context);
}
/*
* 3.0 ran load events from the timeout loop to avoid freeing contexts in use,
* e.g., parent.document.write() in a frame's BODY onLoad= attribute. That
* hack ran afoul of WinFE's failure to FIFO-schedule same-deadline timeouts.
* Now, with threading and no way for the mozilla thread to blow away its own
* data structures without unwinding to its event loop, an event handler can
* use document.write or start a new load without fear of free memory usage by
* the front end code that sent the event.
*/
static void
try_load_event(MWContext *context, MochaDecoder *decoder)
{
/*
* Don't do anything if we are waiting for URLs to load, or if applets
* have not been loaded and initialized.
*/
if (is_context_busy(context))
return;
/*
* Send a load event at most once.
*/
if (!decoder->load_event_sent) {
JSEvent *event;
jsval rval;
event = XP_NEW_ZAP(JSEvent);
if (!event)
return;
event->type = decoder->resize_reload ? EVENT_RESIZE : EVENT_LOAD;
if (context->compositor) {
XP_Rect rect;
CL_GetCompositorWindowSize(context->compositor, &rect);
event->x = rect.right;
event->y = rect.bottom;
}
decoder->load_event_sent = JS_TRUE;
(void) lm_SendEvent(context, decoder->window_object, event, &rval);
decoder->event_mask &= ~event->type;
if (!event->saved)
XP_FREE(event);
}
/*
* Now that we may have scheduled a load event for this context, send
* a transfer-done event to our parent frameset, in case it was
* waiting for us to finish
*/
if (context->grid_parent)
lm_SendLoadEvent(context->grid_parent, EVENT_XFER_DONE, JS_FALSE);
}
/*
* Entry point for the netlib to notify JS of load and unload events.
* Note: we can only rely on the resize_reload parameter to be
* correct in the load and unload (but not the xfer) cases.
*/
void
lm_SendLoadEvent(MWContext *context, int32 event, JSBool resize_reload)
{
MochaDecoder *decoder;
JSEvent *pEvent;
jsval rval;
decoder = context->mocha_context ? LM_GetMochaDecoder(context) : 0;
if (!decoder)
return;
switch (event) {
case EVENT_LOAD:
decoder->event_mask |= EVENT_LOAD;
if (resize_reload) {
decoder->resize_reload = JS_TRUE;
/* Restore any saved timeouts that we have for this window */
lm_RestoreWindowTimeouts(decoder);
}
try_load_event(context, decoder);
break;
case EVENT_UNLOAD:
decoder->load_event_sent = JS_FALSE;
decoder->event_mask &= ~EVENT_LOAD;
/* If we're resizing, just save timeouts but don't send an event */
if (resize_reload) {
lm_SaveWindowTimeouts(decoder);
} else {
pEvent = XP_NEW_ZAP(JSEvent);
pEvent->type = EVENT_UNLOAD;
(void) lm_SendEvent(context, decoder->window_object,
pEvent, &rval);
if (!pEvent->saved)
XP_FREE(pEvent);
}
break;
case EVENT_XFER_DONE:
if ((decoder->event_mask & EVENT_LOAD))
try_load_event(context, decoder);
if (context->grid_parent)
lm_SendLoadEvent(context->grid_parent, EVENT_XFER_DONE, JS_FALSE);
break;
case EVENT_ABORT:
default:
break;
}
if (decoder)
LM_PutMochaDecoder(decoder);
return;
}
/*
* Entry point for front-ends to notify JS code of help events.
*/
void
LM_SendOnHelp(MWContext *context)
{
JSEvent *pEvent;
pEvent = XP_NEW_ZAP(JSEvent);
pEvent->type = EVENT_HELP;
ET_SendEvent(context, NULL, pEvent, NULL, NULL);
}
/*
* Entry point for front-ends to notify JS code of scroll events.
*/
void
LM_SendOnScroll(MWContext *context, int32 x, int32 y)
{
MochaDecoder *decoder;
JSEvent *event;
jsval rval;
XP_ASSERT(0);
if (!context->mocha_context)
return;
decoder = LM_GetMochaDecoder(context);
if (!(decoder->event_mask & EVENT_SCROLL)) {
decoder->event_mask |= EVENT_SCROLL;
event = XP_NEW_ZAP(JSEvent);
event->type = EVENT_SCROLL;
(void) lm_SendEvent(context, decoder->window_object, event,
&rval);
decoder->event_mask &= ~EVENT_SCROLL;
}
LM_PutMochaDecoder(decoder);
}
PRHashNumber
lm_KeyHash(const void *key)
{
return (PRHashNumber)key;
}
PRHashTable *
lm_GetIdToObjectMap(MochaDecoder *decoder)
{
PRHashTable *map;
map = decoder->id_to_object_map;
if (map)
return map;
map = PR_NewHashTable(LM_ID_TO_OBJ_MAP_SIZE,
lm_KeyHash,
PR_CompareValues,
PR_CompareValues,
NULL, NULL);
if (!map)
return NULL;
decoder->id_to_object_map = map;
return map;
}
MochaDecoder *
lm_NewWindow(MWContext *context)
{
History_entry *he;
MochaDecoder *decoder;
JSContext *cx;
JSObject *obj;
/* make sure its a JS-able context */
if (!LM_CanDoJS(context))
return NULL;
/*
* If this is a (resizing) frame, get its decoder from session history.
* Using the layout lock to protect context->hist.cur_doc_ptr (which is
* all SHIST_GetCurrent uses) is dicey. XXXchouck
*/
LO_LockLayout();
he = context->is_grid_cell ? SHIST_GetCurrent(&context->hist) : NULL;
if (he && he->savedData.Window) {
decoder = he->savedData.Window;
he->savedData.Window = NULL;
cx = decoder->js_context;
obj = decoder->window_object;
decoder->window_context = context;
context->mocha_context = cx;
LO_UnlockLayout();
/*
* Allow the context to observe the decoder's image context.
*/
ET_il_SetGroupObserver(context, decoder->image_context, context, JS_TRUE);
return decoder;
}
LO_UnlockLayout();
/* Otherwise, make a new decoder/context/object for this window. */
decoder = XP_NEW_ZAP(MochaDecoder);
if (!decoder)
return NULL;
cx = JS_NewContext(lm_runtime, LM_STACK_SIZE);
if (!cx) {
XP_DELETE(decoder);
return NULL;
}
obj = JS_NewObject(cx, &lm_window_class, NULL, NULL);
if (!obj || !JS_SetPrivate(cx, obj, decoder)) {
JS_DestroyContext(cx);
XP_DELETE(decoder);
return NULL;
}
/* Set the backward refcount to 1 because obj now holds decoder. */
decoder->back_count = 1;
/* Add a root in decoder for obj early, in case the GC runs soon. */
decoder->window_object = obj;
if (!JS_AddNamedRoot(cx, &decoder->window_object, "window_object"))
return NULL;
/* Create a new image context for anonymous images. */
if (!lm_NewImageContext(context, decoder))
return NULL;
/* Set the forward refcount to 1 because context holds decoder. */
decoder->forw_count = 1;
decoder->window_context = context;
decoder->js_context = cx;
context->mocha_context = cx;
if (!lm_InitWindowContent(decoder)) {
/* This will cause finalization and call lm_DestroyWindow(). */
decoder->window_object = NULL;
return NULL;
}
#define HOLD(obj) if (!JS_AddNamedRoot(cx, &(obj), #obj)) return NULL
/* Drop all object prototype refs. */
HOLD(decoder->anchor_prototype);
HOLD(decoder->bar_prototype);
HOLD(decoder->document_prototype);
HOLD(decoder->event_prototype);
HOLD(decoder->event_capturer_prototype);
HOLD(decoder->event_receiver_prototype);
HOLD(decoder->form_prototype);
HOLD(decoder->image_prototype);
HOLD(decoder->input_prototype);
HOLD(decoder->layer_prototype);
HOLD(decoder->option_prototype);
HOLD(decoder->rect_prototype);
HOLD(decoder->url_prototype);
/* Drop window sub-object refs. */
HOLD(decoder->document);
HOLD(decoder->history);
HOLD(decoder->location);
HOLD(decoder->navigator);
HOLD(decoder->components);
HOLD(decoder->crypto);
HOLD(decoder->screen);
Ifdef out support for the window.hardware JS object. If you want support to get compiled, define NAV_HARDWARE.
1998-09-30 00:57:59 +04:00
#ifdef NAV_HARDWARE
Free the lizard
1998-03-28 05:44:41 +03:00
HOLD(decoder->hardware);
Ifdef out support for the window.hardware JS object. If you want support to get compiled, define NAV_HARDWARE.
1998-09-30 00:57:59 +04:00
#endif
Added environment object.
1998-10-23 00:33:31 +04:00
HOLD(decoder->environment);
Free the lizard
1998-03-28 05:44:41 +03:00
HOLD(decoder->pkcs11);
Added JavaScript object for background download
1998-10-28 23:17:56 +03:00
HOLD(decoder->background_update);
Free the lizard
1998-03-28 05:44:41 +03:00
/* Drop ad-hoc GC roots. */
HOLD(decoder->event_receiver);
HOLD(decoder->opener);
#undef HOLD
JS_SetBranchCallback(cx, lm_BranchCallback);
JS_SetErrorReporter(cx, lm_ErrorReporter);
return decoder;
}
void
lm_DestroyWindow(MochaDecoder *decoder)
{
JSContext *cx;
/* All reference counts must be 0 here. */
XP_ASSERT(decoder->forw_count == 0);
XP_ASSERT(decoder->back_count == 0);
/* We must not have an MWContext at this point. */
XP_ASSERT(!decoder->window_context);
/* Drop decoder refs to window prototypes and sub-objects. */
lm_FreeWindowContent(decoder, JS_FALSE);
/* Set cx for use by DROP. */
cx = decoder->js_context;
#define DROP(obj) JS_RemoveRoot(cx, &(obj))
/* Drop all object prototype refs. */
DROP(decoder->anchor_prototype);
DROP(decoder->bar_prototype);
DROP(decoder->document_prototype);
DROP(decoder->event_prototype);
DROP(decoder->event_capturer_prototype);
DROP(decoder->event_receiver_prototype);
DROP(decoder->form_prototype);
DROP(decoder->image_prototype);
DROP(decoder->input_prototype);
DROP(decoder->layer_prototype);
DROP(decoder->option_prototype);
DROP(decoder->rect_prototype);
DROP(decoder->url_prototype);
/* Drop window sub-object refs. */
DROP(decoder->document);
DROP(decoder->history);
DROP(decoder->location);
DROP(decoder->navigator);
DROP(decoder->components);
DROP(decoder->crypto);
DROP(decoder->screen);
Ifdef out support for the window.hardware JS object. If you want support to get compiled, define NAV_HARDWARE.
1998-09-30 00:57:59 +04:00
#ifdef NAV_HARDWARE
Free the lizard
1998-03-28 05:44:41 +03:00
DROP(decoder->hardware);
Ifdef out support for the window.hardware JS object. If you want support to get compiled, define NAV_HARDWARE.
1998-09-30 00:57:59 +04:00
#endif
Added JavaScript object for background download
1998-10-28 23:17:56 +03:00
DROP(decoder->background_update);
Added environment object.
1998-10-23 00:33:31 +04:00
DROP(decoder->environment);
Free the lizard
1998-03-28 05:44:41 +03:00
DROP(decoder->pkcs11);
/* Drop ad-hoc GC roots. */
DROP(decoder->event_receiver);
DROP(decoder->opener);
if (decoder->in_window_quota)
lm_window_count--;
/* Remove the root that holds up the whole window in the decoder world */
DROP(decoder->window_object);
#undef DROP
/*
* Destroy the mocha image context. All mocha images need to have been
* finalized *before* we get here, since image destruction requires a
* valid MWContext.
*/
ET_PostFreeImageContext(NULL, decoder->image_context);
/* Free JS context and decoder struct, window is gone. */
JS_DestroyContext(cx);
XP_DELETE(decoder);
}
#ifdef DEBUG
extern MochaDecoder *
lm_HoldBackCount(MochaDecoder *decoder)
{
if (decoder) {
XP_ASSERT(decoder->back_count >= 0);
decoder->back_count++;
}
return decoder;
}
extern void
lm_DropBackCount(MochaDecoder *decoder)
{
if (!decoder)
return;
XP_ASSERT(decoder->back_count > 0);
if (--decoder->back_count <= 0) {
decoder->back_count = 0;
XP_ASSERT(decoder->forw_count >= 0);
if (!decoder->forw_count)
lm_DestroyWindow(decoder);
}
}
#endif /* DEBUG */
JSBool
lm_InitWindowContent(MochaDecoder *decoder)
{
JSContext *cx;
JSObject *obj;
cx = decoder->js_context;
obj = decoder->window_object;
if (!JS_InitStandardClasses(cx, obj))
return JS_FALSE;
Landing changes in the OJI_19980727_BRANCH since the OJI_19980727_TIP_MERGE tag.
1998-08-01 00:19:50 +04:00
#if defined(OJI)
Lazy LiveConnect fixes.
1998-09-08 23:11:50 +04:00
#if 1
if (JVM_MaybeStartupLiveConnect())
JSJ_InitJSContext(cx, obj, NULL);
#else
Landing changes in the OJI_19980727_BRANCH since the OJI_19980727_TIP_MERGE tag.
1998-08-01 00:19:50 +04:00
{
PRBool jvmMochaPrefsEnabled = PR_FALSE;
if (NPL_IsJVMAndMochaPrefsEnabled() == PR_TRUE) {
jvmMochaPrefsEnabled = NPL_JSJInit();
}
if ( (jvmMochaPrefsEnabled == PR_TRUE)
&&(!JSJ_InitJSContext(cx, obj, NULL))
)
{
return JS_FALSE;
}
}
Changes for lazy java initialization.
1998-09-01 04:23:43 +04:00
#endif
Landing changes in the OJI_19980727_BRANCH since the OJI_19980727_TIP_MERGE tag.
1998-08-01 00:19:50 +04:00
#elif defined(JAVA)
Free the lizard
1998-03-28 05:44:41 +03:00
if (JSJ_IsEnabled() && !JSJ_InitContext(cx, obj))
return JS_FALSE;
#endif
if (!JS_DefineProperties(cx, obj, window_props))
return JS_FALSE;
if (decoder->opener) {
if (!JS_DefinePropertyWithTinyId(cx, obj, lm_opener_str, WIN_OPENER,
OBJECT_TO_JSVAL(decoder->opener),
NULL, NULL, JSPROP_ENUMERATE)) {
return JS_FALSE;
}
}
update DOM stuff for new style data, and make DOM_HTMLPushNode do more implicit-pop stuff
1998-09-30 01:23:15 +04:00
#ifdef DOM
if (!dom_StyleSelectorInit(cx, obj))
return JS_FALSE;
#endif
Free the lizard
1998-03-28 05:44:41 +03:00
return (JSBool)(lm_DefineWindowProps(cx, decoder) &&
JS_SetPrototype(cx, obj, decoder->event_capturer_prototype));
}
JSBool
lm_DefineWindowProps(JSContext *cx, MochaDecoder *decoder)
{
JSObject *obj;
obj = decoder->window_object;
return (JSBool)(JS_DefineFunctions(cx, obj, lm_window_methods) &&
Get signed JavaScript working using the non-Java capabilities code. Also, implement a preference to run only signed JavaScript.
1998-08-06 23:46:03 +04:00
lm_InitSecurity(decoder) &&
Free the lizard
1998-03-28 05:44:41 +03:00
lm_InitEventClasses(decoder) &&
lm_InitDocumentClass(decoder) &&
lm_DefineDocument(decoder, LO_DOCUMENT_LAYER_ID) &&
lm_DefineHistory(decoder) &&
lm_DefineLocation(decoder) &&
lm_DefineCrypto(decoder) &&
lm_DefineBarClasses(decoder) &&
lm_InitLayerClass(decoder) &&
lm_InitRectClass(decoder) &&
lm_InitImageClass(decoder) &&
lm_InitAnchorClass(decoder) &&
Touchdown of MARINER_DOM_BRANCH.
1998-04-29 14:13:27 +04:00
#ifdef DOM
added code to drive the lib/libdom stuff
1998-08-27 04:09:43 +04:00
lm_DOMInit(decoder) &&
Touchdown of MARINER_DOM_BRANCH.
1998-04-29 14:13:27 +04:00
#endif
Reflect Shack into JavaScript. Reviewed and approved by Brendan (libMocha) and Nisheeth (Layout).
1998-09-30 04:53:09 +04:00
lm_InitBuiltinClass(decoder) &&
Free the lizard
1998-03-28 05:44:41 +03:00
lm_InitInputClasses(decoder) &&
Added JavaScript object for background download
1998-10-28 23:17:56 +03:00
lm_InitBackgroundClass(decoder) &&
Added environment object.
1998-10-23 00:33:31 +04:00
lm_DefineEnvironment(decoder) &&
Free the lizard
1998-03-28 05:44:41 +03:00
lm_DefinePkcs11(decoder));
}
void
lm_FreeWindowContent(MochaDecoder *decoder, JSBool fromDiscard)
{
JSContext *cx;
JSObject *obj;
JSNestingUrl * url, * next_url;
/* Clear any stream that the user forgot to close. */
lm_ClearDecoderStream(decoder, fromDiscard);
/* Clear any pending timeouts and URL fetches. */
lm_ClearWindowTimeouts(decoder);
/* These flags should never be set, but if any are, we'll cope. */
decoder->replace_location = JS_FALSE;
decoder->resize_reload = JS_FALSE;
decoder->load_event_sent = JS_FALSE;
decoder->visited = JS_FALSE;
decoder->writing_input = JS_FALSE;
/* This flag may have been set by a script; clear it now. */
decoder->principals_compromised = JS_FALSE;
/* need to inline this since source_url is 'const char *' and the Mac will whine */
if (decoder->source_url) {
XP_FREE((char *) decoder->source_url);
decoder->source_url = NULL;
}
for (url = decoder->nesting_url; url; url = next_url) {
next_url = url->next;
XP_FREE(url->str);
XP_FREE(url);
}
decoder->nesting_url = NULL;
/* Forgive and forget all excessive errors. */
decoder->error_count = 0;
decoder->active_form_id = 0;
decoder->signature_ordinal = 0;
/* Clear the event mask. */
decoder->event_mask = 0;
if (decoder->id_to_object_map) {
PR_HashTableDestroy(decoder->id_to_object_map);
decoder->id_to_object_map = NULL;
}
cx = decoder->js_context;
decoder->firstVersion = JSVERSION_UNKNOWN;
decoder->principals = NULL;
if (decoder->early_access_list)
lm_DestroyPrincipalsList(cx, decoder->early_access_list);
decoder->early_access_list = NULL;
#define CLEAR(obj) obj = NULL
/* Clear all object prototype refs. */
CLEAR(decoder->anchor_prototype);
CLEAR(decoder->bar_prototype);
CLEAR(decoder->document_prototype);
CLEAR(decoder->event_prototype);
CLEAR(decoder->event_capturer_prototype);
CLEAR(decoder->event_receiver_prototype);
CLEAR(decoder->form_prototype);
CLEAR(decoder->image_prototype);
CLEAR(decoder->input_prototype);
CLEAR(decoder->layer_prototype);
CLEAR(decoder->option_prototype);
CLEAR(decoder->rect_prototype);
CLEAR(decoder->url_prototype);
/* Clear window sub-object refs. */
if (decoder->document)
lm_CleanUpDocumentRoots(decoder, decoder->document);
CLEAR(decoder->document);
CLEAR(decoder->history);
CLEAR(decoder->location);
CLEAR(decoder->navigator);
CLEAR(decoder->components);
CLEAR(decoder->crypto);
CLEAR(decoder->screen);
Ifdef out support for the window.hardware JS object. If you want support to get compiled, define NAV_HARDWARE.
1998-09-30 00:57:59 +04:00
#ifdef NAV_HARDWARE
Free the lizard
1998-03-28 05:44:41 +03:00
CLEAR(decoder->hardware);
Ifdef out support for the window.hardware JS object. If you want support to get compiled, define NAV_HARDWARE.
1998-09-30 00:57:59 +04:00
#endif
Added JavaScript object for background download
1998-10-28 23:17:56 +03:00
CLEAR(decoder->background_update);
Added environment object.
1998-10-23 00:33:31 +04:00
CLEAR(decoder->environment);
Free the lizard
1998-03-28 05:44:41 +03:00
CLEAR(decoder->pkcs11);
/* Drop ad-hoc GC roots, but not opener -- it survives unloads. */
CLEAR(decoder->event_receiver);
#undef CLEAR
#undef DROP_AND_CLEAR
obj = decoder->window_object;
if (obj) {
JS_ClearWatchPointsForObject(cx, obj);
JS_ClearScope(cx, obj);
(void) JS_DefinePropertyWithTinyId(cx, obj, lm_closed_str, WIN_CLOSED,
JSVAL_FALSE, NULL, NULL,
JSPROP_ENUMERATE|JSPROP_READONLY);
}
}
void
LM_RemoveWindowContext(MWContext *context, History_entry * he)
{
MochaDecoder *decoder;
JSContext *cx;
/* Do work only if this context has a JS decoder. */
cx = context->mocha_context;
if (!cx)
return;
decoder = JS_GetPrivate(cx, JS_GetGlobalObject(cx));
/* Sever the bidirectional connection between context and decoder. */
XP_ASSERT(decoder->window_context == context);
context->mocha_context = NULL;
decoder->window_context = NULL;
lm_ClearDecoderStream(decoder, JS_TRUE);
ET_il_SetGroupObserver(context, decoder->image_context, NULL, JS_FALSE);
if (he) {
/*
* Set current history entry's saved window from its layout cell.
* We need to do this rather than SHIST_SetCurrentDocWindowData()
* because FE_FreeGridWindow (who calls us indirectly) has already
* "stolen" session history for return to layout, who saves it in
* parent session history in lo_InternalDiscardDocument().
*/
he->savedData.Window = decoder;
return;
}
/* This might call lm_DestroyWindow(decoder), so do it last. */
LM_PutMochaDecoder(decoder);
}
extern void
LM_DropSavedWindow(MWContext *context, void *window)
{
MochaDecoder *decoder = window;
#ifdef DEBUG
extern PRThread *mozilla_thread;
/* Our caller, SHIST_FreeHistoryEntry, must run on the mozilla thread. */
XP_ASSERT(PR_CurrentThread() == mozilla_thread);
#endif
et_PutMochaDecoder(context, decoder);
}