xenocara/xserver/hw/xwin/xlaunch/config.cc
2006-11-26 18:13:41 +00:00

283 lines
8.2 KiB
C++

/*
* Copyright (c) 2005 Alexander Gottwald
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name(s) of the above copyright
* holders shall not be used in advertising or otherwise to promote the sale,
* use or other dealings in this Software without prior written authorization.
*/
#include "config.h"
#include "window/util.h"
#include <msxml2.h>
#include <stdexcept>
const CLSID CLSID_DOMDocument40 = {0x88d969c0,0xf192,0x11d4,0xa6,0x5f,0x00,0x40,0x96,0x32,0x51,0xe5};
const CLSID CLSID_DOMDocument30 = {0xf5078f32,0xc551,0x11d3,0x89,0xb9,0x00,0x00,0xf8,0x1f,0xe2,0x21};
const IID IID_IXMLDOMDocument2 = {0x2933BF95,0x7B36,0x11d2,0xB2,0x0E,0x00,0xC0,0x4F,0x98,0x3E,0x60};
#define HRCALL(x, msg) if (FAILED(x)) { throw std::runtime_error("OLE Error:" msg " failed"); };
char *wcconvert(const wchar_t *wstr)
{
int chars = WideCharToMultiByte(CP_ACP, 0, wstr, -1, NULL, 0, NULL, NULL);
if (chars == 0)
throw win32_error("WideCharToMultiByte");
char *mbstr = new char[chars];
chars = WideCharToMultiByte(CP_ACP, 0, wstr, -1, mbstr, chars, NULL, NULL);
if (chars == 0)
throw win32_error("WideCharToMultiByte");
return mbstr;
}
wchar_t *mbconvert(const char *mbstr)
{
int chars = MultiByteToWideChar(CP_ACP, 0, mbstr, -1, NULL, 0);
if (chars == 0)
throw win32_error("MultiByteToWideChar");
wchar_t *wstr = new wchar_t[chars];
chars = MultiByteToWideChar(CP_ACP, 0, mbstr, -1, wstr, chars);
if (chars == 0)
throw win32_error("MultiByteToWideChar");
return wstr;
}
VARIANT VariantString(const char *filename)
{
wchar_t *str = mbconvert(filename);
VARIANT var;
VariantInit(&var);
V_BSTR(&var) = SysAllocString(str);
V_VT(&var) = VT_BSTR;
delete [] str;
return var;
}
VARIANT VariantString(const wchar_t *str)
{
VARIANT var;
VariantInit(&var);
V_BSTR(&var) = SysAllocString(str);
V_VT(&var) = VT_BSTR;
return var;
}
IXMLDOMDocument2 *CreateDocument()
{
IXMLDOMDocument2 *doc = NULL;
CoInitialize(NULL);
HRCALL(CoCreateInstance(CLSID_DOMDocument40, NULL, CLSCTX_INPROC_SERVER,
IID_IXMLDOMDocument2, (void**)&doc), "CoCreateInstance");
try {
HRCALL(doc->put_async(VARIANT_FALSE), "put_async");
HRCALL(doc->put_validateOnParse(VARIANT_FALSE), "put_validateOnParse");
HRCALL(doc->put_resolveExternals(VARIANT_FALSE), "put_resolveExternals");
IXMLDOMProcessingInstruction *pi = NULL;
IXMLDOMElement *root = NULL;
BSTR xml = SysAllocString(L"xml");
BSTR ver = SysAllocString(L"version='1.0'");
HRCALL(doc->createProcessingInstruction(xml,ver, &pi),
"createProcessingInstruction");
HRCALL(doc->appendChild(pi, NULL),
"appendChild");
pi->Release();
SysFreeString(xml);
SysFreeString(ver);
BSTR elemname = SysAllocString(L"XLaunch");
HRCALL(doc->createElement(elemname, &root), "createElement");
HRCALL(doc->appendChild(root, NULL), "appendChild");
SysFreeString(elemname);
} catch (...)
{
doc->Release();
throw;
}
return doc;
}
void setAttribute(IXMLDOMElement *elem, const wchar_t *name, const wchar_t *value)
{
BSTR str = SysAllocString(name);
VARIANT var = VariantString(value);
HRCALL(elem->setAttribute(str, var), "setAttribute");
VariantClear(&var);
SysFreeString(str);
}
void setAttribute(IXMLDOMElement *elem, const wchar_t *name, const char *value)
{
wchar_t *wstr = mbconvert(value);
setAttribute(elem, name, wstr);
delete [] wstr;
return;
}
void CConfig::Save(const char *filename)
{
IXMLDOMDocument2 *doc = CreateDocument();
IXMLDOMElement *root = NULL;
HRCALL(doc->get_documentElement(&root), "get_documentElement");
switch (window)
{
case MultiWindow:
setAttribute(root, L"WindowMode", L"MultiWindow");
break;
case Fullscreen:
setAttribute(root, L"WindowMode", L"Fullscreen");
break;
default:
case Windowed:
setAttribute(root, L"WindowMode", L"Windowed");
break;
case Nodecoration:
setAttribute(root, L"WindowMode", L"Nodecoration");
break;
}
switch (client)
{
default:
case NoClient:
setAttribute(root, L"ClientMode", L"NoClient");
break;
case StartProgram:
setAttribute(root, L"ClientMode", L"StartProgram");
break;
case XDMCP:
setAttribute(root, L"ClientMode", L"XDMCP");
break;
}
setAttribute(root, L"LocalClient", local?L"True":L"False");
setAttribute(root, L"Display", display.c_str());
setAttribute(root, L"Program", program.c_str());
setAttribute(root, L"RemoteProtocol", protocol.c_str());
setAttribute(root, L"RemoteHost", host.c_str());
setAttribute(root, L"RemoteUser", user.c_str());
setAttribute(root, L"XDMCPHost", xdmcp_host.c_str());
setAttribute(root, L"XDMCPBroadcast", broadcast?L"True":L"False");
setAttribute(root, L"XDMCPIndirect", indirect?L"True":L"False");
setAttribute(root, L"Clipboard", clipboard?L"True":L"False");
setAttribute(root, L"ExtraParams", extra_params.c_str());
VARIANT var = VariantString(filename);
HRCALL(doc->save(var), "save");
VariantClear(&var);
root->Release();
doc->Release();
}
BOOL getAttribute(IXMLDOMElement *elem, const wchar_t *name, std::string &ret)
{
VARIANT var;
HRCALL(elem->getAttribute((OLECHAR*)name, &var), "getAttribute");
if (V_VT(&var) != VT_NULL && V_VT(&var) == VT_BSTR)
{
char *str = wcconvert(V_BSTR(&var));
ret = str;
delete [] str;
return true;
}
return false;
}
BOOL getAttributeBool(IXMLDOMElement *elem, const wchar_t *name, bool &ret)
{
std::string str;
if (getAttribute(elem, name, str))
{
if (str == "True")
ret = true;
else
ret = false;
return true;
}
return false;
}
void CConfig::Load(const char *filename)
{
IXMLDOMDocument2 *doc = CreateDocument();
IXMLDOMElement *root = NULL;
VARIANT var = VariantString(filename);
VARIANT_BOOL status;
HRCALL(doc->load(var, &status), "load");
VariantClear(&var);
if (status == VARIANT_FALSE)
{
doc->Release();
return;
}
HRCALL(doc->get_documentElement(&root), "get_documentElement");
std::string windowMode;
std::string clientMode;
if (getAttribute(root, L"WindowMode", windowMode))
{
if (windowMode == "MultiWindow")
window = MultiWindow;
else if (windowMode == "Fullscreen")
window = Fullscreen;
else if (windowMode == "Windowed")
window = Windowed;
else if (windowMode == "Nodecoration")
window = Nodecoration;
}
if (getAttribute(root, L"ClientMode", clientMode))
{
if (clientMode == "NoClient")
client = NoClient;
else if (clientMode == "StartProgram")
client = StartProgram;
else if (clientMode == "XDMCP")
client = XDMCP;
}
getAttributeBool(root, L"LocalClient", local);
getAttribute(root, L"Display", display);
getAttribute(root, L"Program", program);
getAttribute(root, L"RemoteProtocol", protocol);
getAttribute(root, L"RemoteHost", host);
getAttribute(root, L"RemoteUser", user);
getAttribute(root, L"XDMCPHost", xdmcp_host);
getAttributeBool(root, L"XDMCPBroadcast", broadcast);
getAttributeBool(root, L"XDMCPIndirect", indirect);
getAttributeBool(root, L"Clipboard", clipboard);
getAttribute(root, L"ExtraParams", extra_params);
doc->Release();
}