Sweden-Number/dlls/mshtml/task.c

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/*
* Copyright 2006 Jacek Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <stdarg.h>
#include <stdio.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "mshtmcid.h"
#include "wine/debug.h"
#include "mshtml_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
#define WM_PROCESSTASK 0x8008
void push_task(task_t *task)
{
thread_data_t *thread_data = get_thread_data(TRUE);
if(thread_data->task_queue_tail)
thread_data->task_queue_tail->next = task;
else
thread_data->task_queue_head = task;
thread_data->task_queue_tail = task;
PostMessageW(thread_data->thread_hwnd, WM_PROCESSTASK, 0, 0);
}
static task_t *pop_task(void)
{
thread_data_t *thread_data = get_thread_data(TRUE);
task_t *task = thread_data->task_queue_head;
if(!task)
return NULL;
thread_data->task_queue_head = task->next;
if(!thread_data->task_queue_head)
thread_data->task_queue_tail = NULL;
return task;
}
void remove_doc_tasks(HTMLDocument *doc)
{
thread_data_t *thread_data = get_thread_data(FALSE);
task_t *iter, *tmp;
if(!thread_data)
return;
while(thread_data->task_queue_head
&& thread_data->task_queue_head->doc == doc)
pop_task();
for(iter = thread_data->task_queue_head; iter; iter = iter->next) {
while(iter->next && iter->next->doc == doc) {
tmp = iter->next;
iter->next = tmp->next;
mshtml_free(tmp);
}
if(!iter->next)
thread_data->task_queue_tail = iter;
}
}
static void set_downloading(HTMLDocument *doc)
{
IOleCommandTarget *olecmd;
HRESULT hres;
TRACE("(%p)\n", doc);
if(doc->frame)
IOleInPlaceFrame_SetStatusText(doc->frame, NULL /* FIXME */);
if(!doc->client)
return;
hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
if(SUCCEEDED(hres)) {
VARIANT var;
V_VT(&var) = VT_I4;
V_I4(&var) = 1;
IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETDOWNLOADSTATE, OLECMDEXECOPT_DONTPROMPTUSER,
&var, NULL);
IOleCommandTarget_Release(olecmd);
}
if(doc->hostui) {
IDropTarget *drop_target = NULL;
hres = IDocHostUIHandler_GetDropTarget(doc->hostui, NULL /* FIXME */, &drop_target);
if(drop_target) {
FIXME("Use IDropTarget\n");
IDropTarget_Release(drop_target);
}
}
}
static void set_parsecomplete(HTMLDocument *doc)
{
IOleCommandTarget *olecmd = NULL;
TRACE("(%p)\n", doc);
call_property_onchanged(doc->cp_propnotif, 1005);
doc->readystate = READYSTATE_INTERACTIVE;
call_property_onchanged(doc->cp_propnotif, DISPID_READYSTATE);
if(doc->client)
IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
if(olecmd) {
VARIANT state, progress;
V_VT(&progress) = VT_I4;
V_I4(&progress) = 0;
IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETPROGRESSPOS, OLECMDEXECOPT_DONTPROMPTUSER,
&progress, NULL);
V_VT(&state) = VT_I4;
V_I4(&state) = 0;
IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETDOWNLOADSTATE, OLECMDEXECOPT_DONTPROMPTUSER,
&state, NULL);
IOleCommandTarget_Exec(olecmd, &CGID_MSHTML, IDM_PARSECOMPLETE, 0, NULL, NULL);
IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_HTTPEQUIV_DONE, 0, NULL, NULL);
}
doc->readystate = READYSTATE_COMPLETE;
call_property_onchanged(doc->cp_propnotif, DISPID_READYSTATE);
if(doc->frame) {
static const WCHAR wszDone[] = {'D','o','n','e',0};
IOleInPlaceFrame_SetStatusText(doc->frame, wszDone);
}
if(olecmd) {
VARIANT title;
WCHAR empty[] = {0};
V_VT(&title) = VT_BSTR;
V_BSTR(&title) = SysAllocString(empty);
IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETTITLE, OLECMDEXECOPT_DONTPROMPTUSER,
&title, NULL);
SysFreeString(V_BSTR(&title));
IOleCommandTarget_Release(olecmd);
}
}
static void set_progress(HTMLDocument *doc)
{
IOleCommandTarget *olecmd = NULL;
HRESULT hres;
TRACE("(%p)\n", doc);
if(doc->client)
IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
if(olecmd) {
VARIANT progress_max, progress;
V_VT(&progress_max) = VT_I4;
V_I4(&progress_max) = 0; /* FIXME */
IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETPROGRESSMAX, OLECMDEXECOPT_DONTPROMPTUSER,
&progress_max, NULL);
V_VT(&progress) = VT_I4;
V_I4(&progress) = 0; /* FIXME */
IOleCommandTarget_Exec(olecmd, NULL, OLECMDID_SETPROGRESSPOS, OLECMDEXECOPT_DONTPROMPTUSER,
&progress, NULL);
}
if(doc->usermode == EDITMODE && doc->hostui) {
DOCHOSTUIINFO hostinfo;
memset(&hostinfo, 0, sizeof(DOCHOSTUIINFO));
hostinfo.cbSize = sizeof(DOCHOSTUIINFO);
hres = IDocHostUIHandler_GetHostInfo(doc->hostui, &hostinfo);
if(SUCCEEDED(hres))
/* FIXME: use hostinfo */
TRACE("hostinfo = {%u %08x %08x %s %s}\n",
hostinfo.cbSize, hostinfo.dwFlags, hostinfo.dwDoubleClick,
debugstr_w(hostinfo.pchHostCss), debugstr_w(hostinfo.pchHostNS));
}
}
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static void task_start_binding(BSCallback *bscallback)
{
start_binding(bscallback);
IBindStatusCallback_Release(STATUSCLB(bscallback));
}
static void process_task(task_t *task)
{
switch(task->task_id) {
case TASK_SETDOWNLOADSTATE:
set_downloading(task->doc);
break;
case TASK_PARSECOMPLETE:
set_parsecomplete(task->doc);
break;
case TASK_SETPROGRESS:
set_progress(task->doc);
break;
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case TASK_START_BINDING:
task_start_binding(task->bscallback);
break;
default:
ERR("Wrong task_id %d\n", task->task_id);
}
}
static LRESULT WINAPI hidden_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg) {
case WM_PROCESSTASK:
while(1) {
task_t *task = pop_task();
if(!task)
break;
process_task(task);
mshtml_free(task);
}
return 0;
}
if(msg > WM_USER)
FIXME("(%p %d %x %lx)\n", hwnd, msg, wParam, lParam);
return DefWindowProcW(hwnd, msg, wParam, lParam);
}
static HWND create_thread_hwnd(void)
{
static ATOM hidden_wnd_class = 0;
static const WCHAR wszInternetExplorer_Hidden[] = {'I','n','t','e','r','n','e','t',
' ','E','x','p','l','o','r','e','r','_','H','i','d','d','e','n',0};
if(!hidden_wnd_class) {
WNDCLASSEXW wndclass = {
sizeof(WNDCLASSEXW), 0,
hidden_proc,
0, 0, hInst, NULL, NULL, NULL, NULL,
wszInternetExplorer_Hidden,
NULL
};
hidden_wnd_class = RegisterClassExW(&wndclass);
}
return CreateWindowExW(0, wszInternetExplorer_Hidden, NULL, WS_POPUP,
0, 0, 0, 0, NULL, NULL, hInst, NULL);
}
HWND get_thread_hwnd(void)
{
thread_data_t *thread_data = get_thread_data(TRUE);
if(!thread_data->thread_hwnd)
thread_data->thread_hwnd = create_thread_hwnd();
return thread_data->thread_hwnd;
}
thread_data_t *get_thread_data(BOOL create)
{
thread_data_t *thread_data;
if(!mshtml_tls) {
if(create)
mshtml_tls = TlsAlloc();
else
return NULL;
}
thread_data = TlsGetValue(mshtml_tls);
if(!thread_data && create) {
thread_data = mshtml_alloc_zero(sizeof(thread_data_t));
TlsSetValue(mshtml_tls, thread_data);
}
return thread_data;
}