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/** \file
* \brief Clipboard for the Windows Driver.
*
* See Copyright Notice in "iup.h"
*/
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#include "iup.h"
#include "iupcbs.h"
#include "iup_object.h"
#include "iup_attrib.h"
#include "iup_str.h"
#include "iup_image.h"
#include "iupwin_drv.h"
static int winClipboardSetTextAttrib(Ihandle *ih, const char *value)
{
HANDLE hHandle;
void* clip_str;
int size = strlen(value)+1;
(void)ih;
if (!OpenClipboard(NULL))
return 0;
hHandle = GlobalAlloc(GMEM_MOVEABLE, size);
if (!hHandle)
return 0;
clip_str = GlobalLock(hHandle);
CopyMemory(clip_str, value, size);
GlobalUnlock(hHandle);
EmptyClipboard();
SetClipboardData(CF_TEXT, hHandle);
CloseClipboard();
return 0;
}
static char* winClipboardGetTextAttrib(Ihandle *ih)
{
HANDLE hHandle;
char* str;
(void)ih;
if (!OpenClipboard(NULL))
return NULL;
hHandle = GetClipboardData(CF_TEXT);
if (!hHandle)
{
CloseClipboard();
return NULL;
}
str = iupStrGetMemoryCopy((char*)GlobalLock(hHandle));
GlobalUnlock(hHandle);
CloseClipboard();
return str;
}
static int winClipboardSetImageAttrib(Ihandle *ih, const char *value)
{
HBITMAP hBitmap;
if (!OpenClipboard(NULL))
return 0;
hBitmap = (HBITMAP)iupImageGetImage(value, ih, 0);
iupImageClearCache(ih, hBitmap);
EmptyClipboard();
SetClipboardData(CF_BITMAP, (HANDLE)hBitmap);
CloseClipboard();
return 0;
}
static int winClipboardSetNativeImageAttrib(Ihandle *ih, const char *value)
{
if (!OpenClipboard(NULL))
return 0;
EmptyClipboard();
SetClipboardData(CF_DIB, (HANDLE)value);
CloseClipboard();
(void)ih;
return 0;
}
static HANDLE winCopyHandle(HANDLE hHandle)
{
void *src_data, *dst_data;
SIZE_T size = GlobalSize(hHandle);
HANDLE hNewHandle = GlobalAlloc(GMEM_MOVEABLE, size);
if (!hNewHandle)
return NULL;
src_data = GlobalLock(hHandle);
dst_data = GlobalLock(hNewHandle);
CopyMemory(dst_data, src_data, size);
GlobalUnlock(hHandle);
GlobalUnlock(hNewHandle);
return hNewHandle;
}
static char* winClipboardGetNativeImageAttrib(Ihandle *ih)
{
HANDLE hHandle;
if (!OpenClipboard(NULL))
return 0;
hHandle = GetClipboardData(CF_DIB);
if (!hHandle)
{
CloseClipboard();
return NULL;
}
hHandle = winCopyHandle(hHandle); /* must duplicate because CloseClipboard will invalidate the handle */
CloseClipboard();
(void)ih;
return (char*)hHandle;
}
static char* winClipboardGetTextAvailableAttrib(Ihandle *ih)
{
int check;
(void)ih;
OpenClipboard(NULL);
check = IsClipboardFormatAvailable(CF_TEXT);
CloseClipboard();
if (check)
return "YES";
else
return "NO";
}
static char* winClipboardGetImageAvailableAttrib(Ihandle *ih)
{
int check;
(void)ih;
OpenClipboard(NULL);
check = IsClipboardFormatAvailable(CF_DIB);
CloseClipboard();
if (check)
return "YES";
else
return "NO";
}
/******************************************************************************/
Ihandle* IupClipboard(void)
{
return IupCreate("clipboard");
}
Iclass* iupClipboardGetClass(void)
{
Iclass* ic = iupClassNew(NULL);
ic->name = "clipboard";
ic->format = NULL; /* no parameters */
ic->nativetype = IUP_TYPECONTROL;
ic->childtype = IUP_CHILDNONE;
ic->is_interactive = 0;
/* Attribute functions */
iupClassRegisterAttribute(ic, "TEXT", winClipboardGetTextAttrib, winClipboardSetTextAttrib, NULL, NULL, IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
iupClassRegisterAttribute(ic, "NATIVEIMAGE", winClipboardGetNativeImageAttrib, winClipboardSetNativeImageAttrib, NULL, NULL, IUPAF_NO_STRING|IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
iupClassRegisterAttribute(ic, "IMAGE", NULL, winClipboardSetImageAttrib, NULL, NULL, IUPAF_WRITEONLY|IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
iupClassRegisterAttribute(ic, "TEXTAVAILABLE", winClipboardGetTextAvailableAttrib, NULL, NULL, NULL, IUPAF_READONLY|IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
iupClassRegisterAttribute(ic, "IMAGEAVAILABLE", winClipboardGetImageAvailableAttrib, NULL, NULL, NULL, IUPAF_READONLY|IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
return ic;
}
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