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/*
* iupolectl.cpp
*
* CPI que implementa um container OLE
*/
#include "tOleHandler.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "iup.h"
#include "iupole.h"
#include "iup_object.h"
#include "iup_register.h"
#include "iup_attrib.h"
#include "iup_stdcontrols.h"
#include "iup_str.h"
#include "iup_layout.h"
struct _IcontrolData
{
iupCanvas canvas; /* from IupCanvas (must reserve it) */
tOleHandler* olehandler;
};
static char* iOleControlGetDesignModeAttrib(Ihandle* ih)
{
if (ih->data->olehandler->m_ambientProp.getDesignMode())
return "YES";
else
return "NO";
}
static int iOleControlSetDesignModeAttrib(Ihandle* ih, const char* value)
{
if (iupStrBoolean(value))
ih->data->olehandler->m_ambientProp.setDesignMode(true, true);
else
ih->data->olehandler->m_ambientProp.setDesignMode(false, true);
return 1;
}
static int iOleControlSetDesignModeDontNotifyAttrib(Ihandle* ih, const char* value)
{
if (iupStrBoolean(value))
ih->data->olehandler->m_ambientProp.setDesignMode(true, false);
else
ih->data->olehandler->m_ambientProp.setDesignMode(false, false);
return 1;
}
static char* iOleControlGetIUnknownAttrib(Ihandle* ih)
{
IUnknown *punk = NULL;
ih->data->olehandler->ObjectGet(&punk);
return (char*)punk;
}
static int iOleControlResize_CB(Ihandle *ih)
{
if (!ih->data->olehandler->m_hWnd)
return IUP_DEFAULT;
ih->data->olehandler->OnShow();
return IUP_DEFAULT;
}
static void iOleControlComputeNaturalSizeMethod(Ihandle* ih, int *w, int *h, int *expand)
{
long natural_w = 0, natural_h = 0;
(void)expand; /* unset if not a container */
ih->data->olehandler->GetNaturalSize(&natural_w, &natural_h);
*w = natural_w;
*h = natural_h;
}
static void iOleControlLayoutUpdateMethod(Ihandle* ih)
{
SIZEL szl;
szl.cx = ih->currentwidth;
szl.cy = ih->currentheight;
ih->data->olehandler->SizeSet(&szl, TRUE, TRUE);
ih->data->olehandler->UpdateInPlaceObjectRects(NULL, TRUE);
}
static int iOleControlMapMethod(Ihandle* ih)
{
/* reset the canvas BGCOLOR */
IupSetAttribute(ih, "BACKGROUND", NULL);
ih->data->olehandler->m_hWnd = ih->handle;
return IUP_NOERROR;
}
static int iOleControlCreateMethod(Ihandle* ih, void **params)
{
CLSID clsid;
if (!params || !(params[0]))
return IUP_ERROR;
char *progID = (char*)params[0];
/* free the data alocated by IupCanvas */
if (ih->data) free(ih->data);
ih->data = iupALLOCCTRLDATA();
/* change the IupCanvas default values */
iupAttribSetStr(ih, "BORDER", "NO");
/* IupCanvas callbacks */
IupSetCallback(ih,"RESIZE_CB",(Icallback)iOleControlResize_CB);
size_t len = strlen(progID)+1;
wchar_t* wcProgId = (wchar_t*) malloc(len * sizeof(wchar_t));
mbstowcs(wcProgId, progID, len);
HRESULT hr = CLSIDFromProgID(wcProgId, &clsid);
free(wcProgId);
if(FAILED(hr))
return IUP_ERROR;
ih->data->olehandler = new tOleHandler();
if (ih->data->olehandler->Create(&clsid) == CREATE_FAILED)
return IUP_ERROR;
return IUP_NOERROR;
}
static void iOleControlDestroyMethod(Ihandle* ih)
{
ih->data->olehandler->Close(true);
delete ih->data->olehandler;
}
static void iOleControlRelease(Iclass* ic)
{
(void)ic;
OleUninitialize();
}
static Iclass* iOleControlGetClass(void)
{
Iclass* ic = iupClassNew(iupCanvasGetClass());
ic->name = "olecontrol";
ic->format = "s"; /* one string */
ic->nativetype = IUP_TYPECANVAS;
ic->childtype = IUP_CHILDNONE;
ic->is_interactive = 1;
/* Class functions */
ic->Create = iOleControlCreateMethod;
ic->Destroy = iOleControlDestroyMethod;
ic->Release = iOleControlRelease;
ic->Map = iOleControlMapMethod;
ic->LayoutUpdate = iOleControlLayoutUpdateMethod;
ic->ComputeNaturalSize = iOleControlComputeNaturalSizeMethod;
iupClassRegisterAttribute(ic, "DESIGNMODE", iOleControlGetDesignModeAttrib, iOleControlSetDesignModeAttrib, NULL, NULL, IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
iupClassRegisterAttribute(ic, "DESIGNMODE_DONT_NOTIFY", iOleControlGetDesignModeAttrib, iOleControlSetDesignModeDontNotifyAttrib, NULL, NULL, IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
iupClassRegisterAttribute(ic, "IUNKNOWN", iOleControlGetIUnknownAttrib, NULL, NULL, NULL, IUPAF_READONLY|IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT|IUPAF_NO_STRING);
/* Overwrite the canvas implementation */
iupClassRegisterAttribute(ic, "BGCOLOR", NULL, NULL, NULL, NULL, IUPAF_NOT_MAPPED);
return ic;
}
Ihandle *IupOleControl(const char *ProgID)
{
void *params[2];
params[0] = (void*)ProgID;
params[1] = NULL;
return IupCreatev("olecontrol", params);
}
int IupOleControlOpen(void)
{
if (IupGetGlobal("_IUP_OLECONTROL_OPEN"))
return IUP_OPENED;
HRESULT retval = OleInitialize(NULL);
if (retval != S_OK && retval != S_FALSE)
return IUP_ERROR;
iupRegisterClass(iOleControlGetClass());
IupSetGlobal("_IUP_OLECONTROL_OPEN", "1");
return IUP_NOERROR;
}
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