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1ccaaa1a82
ImageList_EndDrag, ImageList_SetImageCount.
2776 lines
75 KiB
C
2776 lines
75 KiB
C
/*
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* ImageList implementation
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*
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* Copyright 1998 Eric Kohl
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* Copyright 2000 Jason Mawdsley
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* Copyright 2001 Michael Stefaniuc
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* Copyright 2001 Charles Loep for CodeWeavers
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* Copyright 2002 Dimitrie O. Paun
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* NOTE
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*
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* This code was audited for completeness against the documented features
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* of Comctl32.dll version 6.0 on Sep. 12, 2002, by Dimitrie O. Paun.
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*
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* Unless otherwise noted, we believe this code to be complete, as per
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* the specification mentioned above.
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* If you discover missing features, or bugs, please note them below.
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*
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* TODO:
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* - Add support for ILD_PRESERVEALPHA, ILD_SCALE, ILD_DPISCALE
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* - Add support for ILS_GLOW, ILS_SHADOW, ILS_SATURATE, ILS_ALPHA
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*
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* FIXME:
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* - Hotspot handling still not correct. The Hotspot passed to BeginDrag
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* is the offset of the image position relative to the actual mouse pointer
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* position. However the Hotspot passed to SetDragCursorImage is the
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* offset of the mouse messages sent to the application...
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "winerror.h"
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#include "winbase.h"
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#include "objbase.h"
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#include "commctrl.h"
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#include "imagelist.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(imagelist);
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#define MAX_OVERLAYIMAGE 15
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/* internal image list data used for Drag & Drop operations */
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typedef struct
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{
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HWND hwnd;
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HIMAGELIST himl;
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/* position of the drag image relative to the window */
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INT x;
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INT y;
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/* offset of the hotspot relative to the origin of the image */
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INT dxHotspot;
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INT dyHotspot;
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/* is the drag image visible */
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BOOL bShow;
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/* saved background */
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HBITMAP hbmBg;
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BOOL bHSPending;
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} INTERNALDRAG;
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static INTERNALDRAG InternalDrag = { 0, 0, 0, 0, 0, 0, FALSE, 0, FALSE };
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static inline BOOL is_valid(HIMAGELIST himl)
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{
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return himl && himl->magic == IMAGELIST_MAGIC;
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}
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/*************************************************************************
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* IMAGELIST_InternalExpandBitmaps [Internal]
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*
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* Expands the bitmaps of an image list by the given number of images.
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*
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* PARAMS
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* himl [I] handle to image list
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* nImageCount [I] number of images to add
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*
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* RETURNS
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* nothing
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*
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* NOTES
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* This function can NOT be used to reduce the number of images.
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*/
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static void
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IMAGELIST_InternalExpandBitmaps (HIMAGELIST himl, INT nImageCount, INT cx, INT cy)
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{
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HDC hdcBitmap;
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HBITMAP hbmNewBitmap, hbmNull;
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INT nNewWidth, nNewCount;
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if ((himl->cCurImage + nImageCount <= himl->cMaxImage)
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&& (himl->cy >= cy))
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return;
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if (cy == 0) cy = himl->cy;
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nNewCount = himl->cCurImage + nImageCount + himl->cGrow;
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nNewWidth = nNewCount * himl->cx;
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TRACE("Create expanded bitmaps : himl=%p x=%d y=%d count=%d\n", himl, nNewWidth, cy, nNewCount);
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hdcBitmap = CreateCompatibleDC (0);
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hbmNewBitmap =
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CreateBitmap (nNewWidth, cy, 1, himl->uBitsPixel, NULL);
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if (hbmNewBitmap == 0)
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ERR("creating new image bitmap (x=%d y=%d)!\n", nNewWidth, cy);
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hbmNull = SelectObject (hdcBitmap, hbmNewBitmap);
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BitBlt (hdcBitmap, 0, 0, himl->cCurImage * himl->cx, cy,
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himl->hdcImage, 0, 0, SRCCOPY);
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SelectObject (hdcBitmap, hbmNull);
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SelectObject (himl->hdcImage, hbmNewBitmap);
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DeleteObject (himl->hbmImage);
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himl->hbmImage = hbmNewBitmap;
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if (himl->hbmMask) {
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hbmNewBitmap =
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CreateBitmap (nNewWidth, cy, 1, 1, NULL);
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if (hbmNewBitmap == 0)
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ERR("creating new mask bitmap!\n");
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SelectObject (hdcBitmap, hbmNewBitmap);
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BitBlt (hdcBitmap, 0, 0, himl->cCurImage * himl->cx, cy,
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himl->hdcMask, 0, 0, SRCCOPY);
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SelectObject (hdcBitmap, hbmNull);
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SelectObject (himl->hdcMask, hbmNewBitmap);
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DeleteObject (himl->hbmMask);
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himl->hbmMask = hbmNewBitmap;
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}
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himl->cMaxImage = nNewCount;
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DeleteDC (hdcBitmap);
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}
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/*************************************************************************
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* ImageList_Add [COMCTL32.@]
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*
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* Add an image or images to an image list.
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*
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* PARAMS
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* himl [I] handle to image list
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* hbmImage [I] handle to image bitmap
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* hbmMask [I] handle to mask bitmap
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*
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* RETURNS
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* Success: Index of the first new image.
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* Failure: -1
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*/
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INT WINAPI
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ImageList_Add (HIMAGELIST himl, HBITMAP hbmImage, HBITMAP hbmMask)
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{
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HDC hdcBitmap;
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INT nFirstIndex, nImageCount;
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INT nStartX;
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BITMAP bmp;
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HBITMAP hOldBitmap;
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TRACE("himl=%p hbmimage=%p hbmmask=%p\n", himl, hbmImage, hbmMask);
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if (!is_valid(himl))
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return -1;
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GetObjectA (hbmImage, sizeof(BITMAP), (LPVOID)&bmp);
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nImageCount = bmp.bmWidth / himl->cx;
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IMAGELIST_InternalExpandBitmaps (himl, nImageCount, bmp.bmWidth, bmp.bmHeight);
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nStartX = himl->cCurImage * himl->cx;
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hdcBitmap = CreateCompatibleDC(0);
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hOldBitmap = SelectObject(hdcBitmap, hbmImage);
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/* Copy result to the imagelist
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*/
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BitBlt (himl->hdcImage, nStartX, 0, bmp.bmWidth, bmp.bmHeight,
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hdcBitmap, 0, 0, SRCCOPY);
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if(himl->hbmMask)
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{
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HDC hdcTemp;
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HBITMAP hOldBitmapTemp;
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hdcTemp = CreateCompatibleDC(0);
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hOldBitmapTemp = SelectObject(hdcTemp, hbmMask);
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BitBlt (himl->hdcMask,
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nStartX, 0, bmp.bmWidth, bmp.bmHeight,
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hdcTemp,
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0, 0,
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SRCCOPY);
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SelectObject(hdcTemp, hOldBitmapTemp);
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DeleteDC(hdcTemp);
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/* Remove the background from the image
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*/
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BitBlt (himl->hdcImage,
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nStartX, 0, bmp.bmWidth, bmp.bmHeight,
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himl->hdcMask,
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nStartX, 0,
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0x220326); /* NOTSRCAND */
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}
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SelectObject(hdcBitmap, hOldBitmap);
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DeleteDC(hdcBitmap);
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nFirstIndex = himl->cCurImage;
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himl->cCurImage += nImageCount;
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return nFirstIndex;
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}
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/*************************************************************************
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* ImageList_AddIcon [COMCTL32.@]
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*
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* Adds an icon to an image list.
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*
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* PARAMS
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* himl [I] handle to image list
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* hIcon [I] handle to icon
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*
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* RETURNS
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* Success: index of the new image
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* Failure: -1
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*/
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#undef ImageList_AddIcon
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INT WINAPI ImageList_AddIcon (HIMAGELIST himl, HICON hIcon)
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{
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return ImageList_ReplaceIcon (himl, -1, hIcon);
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}
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/*************************************************************************
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* ImageList_AddMasked [COMCTL32.@]
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*
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* Adds an image or images to an image list and creates a mask from the
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* specified bitmap using the mask color.
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*
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* PARAMS
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* himl [I] handle to image list.
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* hBitmap [I] handle to bitmap
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* clrMask [I] mask color.
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*
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* RETURNS
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* Success: Index of the first new image.
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* Failure: -1
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*/
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INT WINAPI
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ImageList_AddMasked (HIMAGELIST himl, HBITMAP hBitmap, COLORREF clrMask)
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{
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HDC hdcMask, hdcBitmap;
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INT nIndex, nImageCount, nMaskXOffset=0;
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BITMAP bmp;
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HBITMAP hOldBitmap;
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HBITMAP hMaskBitmap=0;
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COLORREF bkColor;
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TRACE("himl=%p hbitmap=%p clrmask=%lx\n", himl, hBitmap, clrMask);
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if (!is_valid(himl))
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return -1;
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if (!GetObjectA (hBitmap, sizeof(BITMAP), &bmp))
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return -1;
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nImageCount = bmp.bmWidth / himl->cx;
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IMAGELIST_InternalExpandBitmaps (himl, nImageCount, bmp.bmWidth, bmp.bmHeight);
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nIndex = himl->cCurImage;
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himl->cCurImage += nImageCount;
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hdcBitmap = CreateCompatibleDC(0);
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hOldBitmap = SelectObject(hdcBitmap, hBitmap);
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if(himl->hbmMask)
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{
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hdcMask = himl->hdcMask;
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nMaskXOffset = nIndex * himl->cx;
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}
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else
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{
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/*
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Create a temp Mask so we can remove the background of
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the Image (Windows does this even if there is no mask)
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*/
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hdcMask = CreateCompatibleDC(0);
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hMaskBitmap = CreateBitmap(bmp.bmWidth, bmp.bmHeight, 1, 1, NULL);
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SelectObject(hdcMask, hMaskBitmap);
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nMaskXOffset = 0;
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}
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/* create monochrome image to the mask bitmap */
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bkColor = (clrMask != CLR_DEFAULT) ? clrMask :
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GetPixel (hdcBitmap, 0, 0);
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SetBkColor (hdcBitmap, bkColor);
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BitBlt (hdcMask,
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nMaskXOffset, 0, bmp.bmWidth, bmp.bmHeight,
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hdcBitmap, 0, 0,
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SRCCOPY);
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SetBkColor(hdcBitmap, RGB(255,255,255));
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/*Remove the background from the image
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*/
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/*
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WINDOWS BUG ALERT!!!!!!
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The statement below should not be done in common practice
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but this is how ImageList_AddMasked works in Windows.
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It overwrites the original bitmap passed, this was discovered
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by using the same bitmap to iterate the different styles
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on windows where it failed (BUT ImageList_Add is OK)
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This is here in case some apps rely on this bug
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*/
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BitBlt(hdcBitmap,
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0, 0, bmp.bmWidth, bmp.bmHeight,
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hdcMask,
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nMaskXOffset, 0,
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0x220326); /* NOTSRCAND */
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/* Copy result to the imagelist
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*/
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BitBlt (himl->hdcImage,
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nIndex * himl->cx, 0, bmp.bmWidth, bmp.bmHeight,
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hdcBitmap,
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0, 0,
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SRCCOPY);
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/* Clean up
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*/
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SelectObject(hdcBitmap, hOldBitmap);
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DeleteDC(hdcBitmap);
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if(!himl->hbmMask)
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{
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DeleteObject(hMaskBitmap);
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DeleteDC(hdcMask);
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}
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return nIndex;
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}
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/*************************************************************************
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* ImageList_BeginDrag [COMCTL32.@]
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*
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* Creates a temporary image list that contains one image. It will be used
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* as a drag image.
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*
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* PARAMS
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* himlTrack [I] handle to the source image list
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* iTrack [I] index of the drag image in the source image list
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* dxHotspot [I] X position of the hot spot of the drag image
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* dyHotspot [I] Y position of the hot spot of the drag image
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*
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* RETURNS
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* Success: TRUE
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* Failure: FALSE
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*/
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BOOL WINAPI
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ImageList_BeginDrag (HIMAGELIST himlTrack, INT iTrack,
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INT dxHotspot, INT dyHotspot)
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{
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INT cx, cy;
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TRACE("(himlTrack=%p iTrack=%d dx=%d dy=%d)\n", himlTrack, iTrack,
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dxHotspot, dyHotspot);
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if (!is_valid(himlTrack))
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return FALSE;
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if (InternalDrag.himl)
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ImageList_EndDrag ();
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cx = himlTrack->cx;
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cy = himlTrack->cy;
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InternalDrag.himl = ImageList_Create (cx, cy, himlTrack->flags, 1, 1);
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if (InternalDrag.himl == NULL) {
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WARN("Error creating drag image list!\n");
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return FALSE;
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}
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InternalDrag.dxHotspot = dxHotspot;
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InternalDrag.dyHotspot = dyHotspot;
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/* copy image */
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BitBlt (InternalDrag.himl->hdcImage, 0, 0, cx, cy, himlTrack->hdcImage, iTrack * cx, 0, SRCCOPY);
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/* copy mask */
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BitBlt (InternalDrag.himl->hdcMask, 0, 0, cx, cy, himlTrack->hdcMask, iTrack * cx, 0, SRCCOPY);
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InternalDrag.himl->cCurImage = 1;
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InternalDrag.bHSPending = TRUE;
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return TRUE;
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}
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/*************************************************************************
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* ImageList_Copy [COMCTL32.@]
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*
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* Copies an image of the source image list to an image of the
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* destination image list. Images can be copied or swapped.
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*
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* PARAMS
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* himlDst [I] handle to the destination image list
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* iDst [I] destination image index.
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* himlSrc [I] handle to the source image list
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* iSrc [I] source image index
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* uFlags [I] flags for the copy operation
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*
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* RETURNS
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* Success: TRUE
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* Failure: FALSE
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*
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* NOTES
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* Copying from one image list to another is possible. The original
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* implementation just copies or swaps within one image list.
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* Could this feature become a bug??? ;-)
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*/
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BOOL WINAPI
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ImageList_Copy (HIMAGELIST himlDst, INT iDst, HIMAGELIST himlSrc,
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INT iSrc, UINT uFlags)
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{
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TRACE("iDst=%d iSrc=%d\n", iDst, iSrc);
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if (!is_valid(himlSrc) || !is_valid(himlDst))
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return FALSE;
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if ((iDst < 0) || (iDst >= himlDst->cCurImage))
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return FALSE;
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if ((iSrc < 0) || (iSrc >= himlSrc->cCurImage))
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return FALSE;
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if (uFlags & ILCF_SWAP) {
|
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/* swap */
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HDC hdcBmp;
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HBITMAP hbmTempImage, hbmTempMask;
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hdcBmp = CreateCompatibleDC (0);
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/* create temporary bitmaps */
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hbmTempImage = CreateBitmap (himlSrc->cx, himlSrc->cy, 1,
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himlSrc->uBitsPixel, NULL);
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hbmTempMask = CreateBitmap (himlSrc->cx, himlSrc->cy, 1,
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1, NULL);
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/* copy (and stretch) destination to temporary bitmaps.(save) */
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/* image */
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SelectObject (hdcBmp, hbmTempImage);
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StretchBlt (hdcBmp, 0, 0, himlSrc->cx, himlSrc->cy,
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himlDst->hdcImage, iDst * himlDst->cx, 0, himlDst->cx, himlDst->cy,
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SRCCOPY);
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/* mask */
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SelectObject (hdcBmp, hbmTempMask);
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StretchBlt (hdcBmp, 0, 0, himlSrc->cx, himlSrc->cy,
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himlDst->hdcMask, iDst * himlDst->cx, 0, himlDst->cx, himlDst->cy,
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SRCCOPY);
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/* copy (and stretch) source to destination */
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/* image */
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StretchBlt (himlDst->hdcImage, iDst * himlDst->cx, 0, himlDst->cx, himlDst->cy,
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himlSrc->hdcImage, iSrc * himlSrc->cx, 0, himlSrc->cx, himlSrc->cy,
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SRCCOPY);
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/* mask */
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StretchBlt (himlDst->hdcMask, iDst * himlDst->cx, 0, himlDst->cx, himlDst->cy,
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himlSrc->hdcMask, iSrc * himlSrc->cx, 0, himlSrc->cx, himlSrc->cy,
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SRCCOPY);
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/* copy (without stretching) temporary bitmaps to source (restore) */
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/* mask */
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BitBlt (himlSrc->hdcMask, iSrc * himlSrc->cx, 0, himlSrc->cx, himlSrc->cy,
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hdcBmp, 0, 0, SRCCOPY);
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/* image */
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BitBlt (himlSrc->hdcImage, iSrc * himlSrc->cx, 0, himlSrc->cx, himlSrc->cy,
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hdcBmp, 0, 0, SRCCOPY);
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/* delete temporary bitmaps */
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DeleteObject (hbmTempMask);
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DeleteObject (hbmTempImage);
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DeleteDC(hdcBmp);
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|
}
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else {
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/* copy image */
|
|
StretchBlt (himlDst->hdcImage, iDst * himlDst->cx, 0, himlDst->cx, himlDst->cy,
|
|
himlSrc->hdcImage, iSrc * himlSrc->cx, 0, himlSrc->cx, himlSrc->cy,
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|
SRCCOPY);
|
|
|
|
/* copy mask */
|
|
StretchBlt (himlDst->hdcMask, iDst * himlDst->cx, 0, himlDst->cx, himlDst->cy,
|
|
himlSrc->hdcMask, iSrc * himlSrc->cx, 0, himlSrc->cx, himlSrc->cy,
|
|
SRCCOPY);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_Create [COMCTL32.@] Creates a new image list.
|
|
*
|
|
* PARAMS
|
|
* cx [I] image height
|
|
* cy [I] image width
|
|
* flags [I] creation flags
|
|
* cInitial [I] initial number of images in the image list
|
|
* cGrow [I] number of images by which image list grows
|
|
*
|
|
* RETURNS
|
|
* Success: Handle to the created image list
|
|
* Failure: NULL
|
|
*/
|
|
|
|
HIMAGELIST WINAPI
|
|
ImageList_Create (INT cx, INT cy, UINT flags,
|
|
INT cInitial, INT cGrow)
|
|
{
|
|
HIMAGELIST himl;
|
|
INT nCount;
|
|
HBITMAP hbmTemp;
|
|
static WORD aBitBlend25[] =
|
|
{0xAA, 0x00, 0x55, 0x00, 0xAA, 0x00, 0x55, 0x00};
|
|
|
|
static WORD aBitBlend50[] =
|
|
{0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA};
|
|
|
|
TRACE("(%d %d 0x%x %d %d)\n", cx, cy, flags, cInitial, cGrow);
|
|
|
|
himl = (HIMAGELIST)COMCTL32_Alloc (sizeof(struct _IMAGELIST));
|
|
if (!himl)
|
|
return NULL;
|
|
|
|
cGrow = (cGrow < 4) ? 4 : (cGrow + 3) & ~3;
|
|
|
|
himl->magic = IMAGELIST_MAGIC;
|
|
himl->cx = cx;
|
|
himl->cy = cy;
|
|
himl->flags = flags;
|
|
himl->cMaxImage = cInitial + cGrow;
|
|
himl->cInitial = cInitial;
|
|
himl->cGrow = cGrow;
|
|
himl->clrFg = CLR_DEFAULT;
|
|
himl->clrBk = CLR_NONE;
|
|
|
|
/* initialize overlay mask indices */
|
|
for (nCount = 0; nCount < MAX_OVERLAYIMAGE; nCount++)
|
|
himl->nOvlIdx[nCount] = -1;
|
|
|
|
/* Create Image & Mask DCs */
|
|
himl->hdcImage = CreateCompatibleDC (0);
|
|
if (!himl->hdcImage)
|
|
goto cleanup;
|
|
if (himl->flags & ILC_MASK){
|
|
himl->hdcMask = CreateCompatibleDC(0);
|
|
if (!himl->hdcMask)
|
|
goto cleanup;
|
|
}
|
|
|
|
himl->uBitsPixel = (UINT)GetDeviceCaps (himl->hdcImage, BITSPIXEL);
|
|
|
|
TRACE("Image: %d Bits per Pixel\n", himl->uBitsPixel);
|
|
|
|
if (himl->cMaxImage > 0) {
|
|
himl->hbmImage =
|
|
CreateBitmap (himl->cx * himl->cMaxImage, himl->cy,
|
|
1, himl->uBitsPixel, NULL);
|
|
if (himl->hbmImage == 0) {
|
|
ERR("Error creating image bitmap!\n");
|
|
goto cleanup;
|
|
}
|
|
SelectObject(himl->hdcImage, himl->hbmImage);
|
|
}
|
|
|
|
if (himl->flags & ILC_MASK) {
|
|
himl->hbmMask =
|
|
CreateBitmap (himl->cx * himl->cMaxImage, himl->cy,
|
|
1, 1, NULL);
|
|
if (himl->hbmMask == 0) {
|
|
ERR("Error creating mask bitmap!\n");
|
|
goto cleanup;
|
|
}
|
|
SelectObject(himl->hdcMask, himl->hbmMask);
|
|
}
|
|
|
|
/* create blending brushes */
|
|
hbmTemp = CreateBitmap (8, 8, 1, 1, &aBitBlend25);
|
|
himl->hbrBlend25 = CreatePatternBrush (hbmTemp);
|
|
DeleteObject (hbmTemp);
|
|
|
|
hbmTemp = CreateBitmap (8, 8, 1, 1, &aBitBlend50);
|
|
himl->hbrBlend50 = CreatePatternBrush (hbmTemp);
|
|
DeleteObject (hbmTemp);
|
|
|
|
TRACE("created imagelist %p\n", himl);
|
|
return himl;
|
|
|
|
cleanup:
|
|
if (himl) ImageList_Destroy(himl);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_Destroy [COMCTL32.@]
|
|
*
|
|
* Destroys an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_Destroy (HIMAGELIST himl)
|
|
{
|
|
if (!is_valid(himl))
|
|
return FALSE;
|
|
|
|
/* delete image bitmaps */
|
|
if (himl->hbmImage)
|
|
DeleteObject (himl->hbmImage);
|
|
if (himl->hbmMask)
|
|
DeleteObject (himl->hbmMask);
|
|
|
|
/* delete image & mask DCs */
|
|
if (himl->hdcImage)
|
|
DeleteDC(himl->hdcImage);
|
|
if (himl->hdcMask)
|
|
DeleteDC(himl->hdcMask);
|
|
|
|
/* delete blending brushes */
|
|
if (himl->hbrBlend25)
|
|
DeleteObject (himl->hbrBlend25);
|
|
if (himl->hbrBlend50)
|
|
DeleteObject (himl->hbrBlend50);
|
|
|
|
ZeroMemory(himl, sizeof(*himl));
|
|
COMCTL32_Free (himl);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_DragEnter [COMCTL32.@]
|
|
*
|
|
* Locks window update and displays the drag image at the given position.
|
|
*
|
|
* PARAMS
|
|
* hwndLock [I] handle of the window that owns the drag image.
|
|
* x [I] X position of the drag image.
|
|
* y [I] Y position of the drag image.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* The position of the drag image is relative to the window, not
|
|
* the client area.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_DragEnter (HWND hwndLock, INT x, INT y)
|
|
{
|
|
TRACE("(hwnd=%p x=%d y=%d)\n", hwndLock, x, y);
|
|
|
|
if (!is_valid(InternalDrag.himl))
|
|
return FALSE;
|
|
|
|
if (hwndLock)
|
|
InternalDrag.hwnd = hwndLock;
|
|
else
|
|
InternalDrag.hwnd = GetDesktopWindow ();
|
|
|
|
InternalDrag.x = x;
|
|
InternalDrag.y = y;
|
|
|
|
/* draw the drag image and save the background */
|
|
if (!ImageList_DragShowNolock(TRUE)) {
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_DragLeave [COMCTL32.@]
|
|
*
|
|
* Unlocks window update and hides the drag image.
|
|
*
|
|
* PARAMS
|
|
* hwndLock [I] handle of the window that owns the drag image.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_DragLeave (HWND hwndLock)
|
|
{
|
|
/* As we don't save drag info in the window this can lead to problems if
|
|
an app does not supply the same window as DragEnter */
|
|
/* if (hwndLock)
|
|
InternalDrag.hwnd = hwndLock;
|
|
else
|
|
InternalDrag.hwnd = GetDesktopWindow (); */
|
|
if(!hwndLock)
|
|
hwndLock = GetDesktopWindow();
|
|
if(InternalDrag.hwnd != hwndLock)
|
|
FIXME("DragLeave hWnd != DragEnter hWnd\n");
|
|
|
|
ImageList_DragShowNolock (FALSE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_InternalDragDraw [Internal]
|
|
*
|
|
* Draws the drag image.
|
|
*
|
|
* PARAMS
|
|
* hdc [I] device context to draw into.
|
|
* x [I] X position of the drag image.
|
|
* y [I] Y position of the drag image.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* The position of the drag image is relative to the window, not
|
|
* the client area.
|
|
*
|
|
*/
|
|
|
|
static inline void
|
|
ImageList_InternalDragDraw (HDC hdc, INT x, INT y)
|
|
{
|
|
IMAGELISTDRAWPARAMS imldp;
|
|
|
|
ZeroMemory (&imldp, sizeof(imldp));
|
|
imldp.cbSize = sizeof(imldp);
|
|
imldp.himl = InternalDrag.himl;
|
|
imldp.i = 0;
|
|
imldp.hdcDst = hdc,
|
|
imldp.x = x;
|
|
imldp.y = y;
|
|
imldp.rgbBk = CLR_DEFAULT;
|
|
imldp.rgbFg = CLR_DEFAULT;
|
|
imldp.fStyle = ILD_NORMAL;
|
|
imldp.fState = ILS_ALPHA;
|
|
imldp.Frame = 128;
|
|
|
|
/* FIXME: instead of using the alpha blending, we should
|
|
* create a 50% mask, and draw it semitransparantly that way */
|
|
ImageList_DrawIndirect (&imldp);
|
|
}
|
|
|
|
/*************************************************************************
|
|
* ImageList_DragMove [COMCTL32.@]
|
|
*
|
|
* Moves the drag image.
|
|
*
|
|
* PARAMS
|
|
* x [I] X position of the drag image.
|
|
* y [I] Y position of the drag image.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* The position of the drag image is relative to the window, not
|
|
* the client area.
|
|
*
|
|
* BUGS
|
|
* The drag image should be drawn semitransparent.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_DragMove (INT x, INT y)
|
|
{
|
|
TRACE("(x=%d y=%d)\n", x, y);
|
|
|
|
if (!is_valid(InternalDrag.himl))
|
|
return FALSE;
|
|
|
|
/* draw/update the drag image */
|
|
if (InternalDrag.bShow) {
|
|
HDC hdcDrag;
|
|
HDC hdcOffScreen;
|
|
HDC hdcBg;
|
|
HBITMAP hbmOffScreen;
|
|
INT origNewX, origNewY;
|
|
INT origOldX, origOldY;
|
|
INT origRegX, origRegY;
|
|
INT sizeRegX, sizeRegY;
|
|
|
|
|
|
/* calculate the update region */
|
|
origNewX = x - InternalDrag.dxHotspot;
|
|
origNewY = y - InternalDrag.dyHotspot;
|
|
origOldX = InternalDrag.x - InternalDrag.dxHotspot;
|
|
origOldY = InternalDrag.y - InternalDrag.dyHotspot;
|
|
origRegX = min(origNewX, origOldX);
|
|
origRegY = min(origNewY, origOldY);
|
|
sizeRegX = InternalDrag.himl->cx + abs(x - InternalDrag.x);
|
|
sizeRegY = InternalDrag.himl->cy + abs(y - InternalDrag.y);
|
|
|
|
hdcDrag = GetDCEx(InternalDrag.hwnd, 0,
|
|
DCX_WINDOW | DCX_CACHE | DCX_LOCKWINDOWUPDATE);
|
|
hdcOffScreen = CreateCompatibleDC(hdcDrag);
|
|
hdcBg = CreateCompatibleDC(hdcDrag);
|
|
|
|
hbmOffScreen = CreateCompatibleBitmap(hdcDrag, sizeRegX, sizeRegY);
|
|
SelectObject(hdcOffScreen, hbmOffScreen);
|
|
SelectObject(hdcBg, InternalDrag.hbmBg);
|
|
|
|
/* get the actual background of the update region */
|
|
BitBlt(hdcOffScreen, 0, 0, sizeRegX, sizeRegY, hdcDrag,
|
|
origRegX, origRegY, SRCCOPY);
|
|
/* erase the old image */
|
|
BitBlt(hdcOffScreen, origOldX - origRegX, origOldY - origRegY,
|
|
InternalDrag.himl->cx, InternalDrag.himl->cy, hdcBg, 0, 0,
|
|
SRCCOPY);
|
|
/* save the background */
|
|
BitBlt(hdcBg, 0, 0, InternalDrag.himl->cx, InternalDrag.himl->cy,
|
|
hdcOffScreen, origNewX - origRegX, origNewY - origRegY, SRCCOPY);
|
|
/* draw the image */
|
|
ImageList_InternalDragDraw(hdcOffScreen, origNewX - origRegX,
|
|
origNewY - origRegY);
|
|
/* draw the update region to the screen */
|
|
BitBlt(hdcDrag, origRegX, origRegY, sizeRegX, sizeRegY,
|
|
hdcOffScreen, 0, 0, SRCCOPY);
|
|
|
|
DeleteDC(hdcBg);
|
|
DeleteDC(hdcOffScreen);
|
|
DeleteObject(hbmOffScreen);
|
|
ReleaseDC(InternalDrag.hwnd, hdcDrag);
|
|
}
|
|
|
|
/* update the image position */
|
|
InternalDrag.x = x;
|
|
InternalDrag.y = y;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_DragShowNolock [COMCTL32.@]
|
|
*
|
|
* Shows or hides the drag image.
|
|
*
|
|
* PARAMS
|
|
* bShow [I] TRUE shows the drag image, FALSE hides it.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* BUGS
|
|
* The drag image should be drawn semitransparent.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_DragShowNolock (BOOL bShow)
|
|
{
|
|
HDC hdcDrag;
|
|
HDC hdcBg;
|
|
INT x, y;
|
|
|
|
if (!is_valid(InternalDrag.himl))
|
|
return FALSE;
|
|
|
|
TRACE("bShow=0x%X!\n", bShow);
|
|
|
|
/* DragImage is already visible/hidden */
|
|
if ((InternalDrag.bShow && bShow) || (!InternalDrag.bShow && !bShow)) {
|
|
return FALSE;
|
|
}
|
|
|
|
/* position of the origin of the DragImage */
|
|
x = InternalDrag.x - InternalDrag.dxHotspot;
|
|
y = InternalDrag.y - InternalDrag.dyHotspot;
|
|
|
|
hdcDrag = GetDCEx (InternalDrag.hwnd, 0,
|
|
DCX_WINDOW | DCX_CACHE | DCX_LOCKWINDOWUPDATE);
|
|
if (!hdcDrag) {
|
|
return FALSE;
|
|
}
|
|
|
|
hdcBg = CreateCompatibleDC(hdcDrag);
|
|
if (!InternalDrag.hbmBg) {
|
|
InternalDrag.hbmBg = CreateCompatibleBitmap(hdcDrag,
|
|
InternalDrag.himl->cx, InternalDrag.himl->cy);
|
|
}
|
|
SelectObject(hdcBg, InternalDrag.hbmBg);
|
|
|
|
if (bShow) {
|
|
/* save the background */
|
|
BitBlt(hdcBg, 0, 0, InternalDrag.himl->cx, InternalDrag.himl->cy,
|
|
hdcDrag, x, y, SRCCOPY);
|
|
/* show the image */
|
|
ImageList_InternalDragDraw(hdcDrag, x, y);
|
|
} else {
|
|
/* hide the image */
|
|
BitBlt(hdcDrag, x, y, InternalDrag.himl->cx, InternalDrag.himl->cy,
|
|
hdcBg, 0, 0, SRCCOPY);
|
|
}
|
|
|
|
InternalDrag.bShow = !InternalDrag.bShow;
|
|
|
|
DeleteDC(hdcBg);
|
|
ReleaseDC (InternalDrag.hwnd, hdcDrag);
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_Draw [COMCTL32.@] Draws an image.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* i [I] image index
|
|
* hdc [I] handle to device context
|
|
* x [I] x position
|
|
* y [I] y position
|
|
* fStyle [I] drawing flags
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* SEE
|
|
* ImageList_DrawEx.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_Draw (HIMAGELIST himl, INT i, HDC hdc, INT x, INT y, UINT fStyle)
|
|
{
|
|
return ImageList_DrawEx (himl, i, hdc, x, y, 0, 0,
|
|
CLR_DEFAULT, CLR_DEFAULT, fStyle);
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_DrawEx [COMCTL32.@]
|
|
*
|
|
* Draws an image and allows to use extended drawing features.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* i [I] image index
|
|
* hdc [I] handle to device context
|
|
* x [I] X position
|
|
* y [I] Y position
|
|
* dx [I] X offset
|
|
* dy [I] Y offset
|
|
* rgbBk [I] background color
|
|
* rgbFg [I] foreground color
|
|
* fStyle [I] drawing flags
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* Calls ImageList_DrawIndirect.
|
|
*
|
|
* SEE
|
|
* ImageList_DrawIndirect.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_DrawEx (HIMAGELIST himl, INT i, HDC hdc, INT x, INT y,
|
|
INT dx, INT dy, COLORREF rgbBk, COLORREF rgbFg,
|
|
UINT fStyle)
|
|
{
|
|
IMAGELISTDRAWPARAMS imldp;
|
|
|
|
ZeroMemory (&imldp, sizeof(imldp));
|
|
imldp.cbSize = sizeof(imldp);
|
|
imldp.himl = himl;
|
|
imldp.i = i;
|
|
imldp.hdcDst = hdc,
|
|
imldp.x = x;
|
|
imldp.y = y;
|
|
imldp.cx = dx;
|
|
imldp.cy = dy;
|
|
imldp.rgbBk = rgbBk;
|
|
imldp.rgbFg = rgbFg;
|
|
imldp.fStyle = fStyle;
|
|
|
|
return ImageList_DrawIndirect (&imldp);
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_DrawIndirect [COMCTL32.@]
|
|
*
|
|
* Draws an image using ...
|
|
*
|
|
* PARAMS
|
|
* pimldp [I] pointer to IMAGELISTDRAWPARAMS structure.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_DrawIndirect (IMAGELISTDRAWPARAMS *pimldp)
|
|
{
|
|
INT cx, cy, lx, ly, nOvlIdx;
|
|
DWORD fState, dwRop;
|
|
UINT fStyle;
|
|
COLORREF clrBk, oldImageBk, oldImageFg;
|
|
HDC hImageDC, hImageListDC, hMaskListDC;
|
|
HBITMAP hImageBmp, hOldImageBmp, hBlendMaskBmp;
|
|
BOOL bIsTransparent, bBlend, bResult = FALSE;
|
|
HIMAGELIST himl;
|
|
|
|
if (!pimldp || !(himl = pimldp->himl)) return FALSE;
|
|
if (!is_valid(himl)) return FALSE;
|
|
if ((pimldp->i < 0) || (pimldp->i >= himl->cCurImage)) return FALSE;
|
|
|
|
lx = himl->cx * pimldp->i + pimldp->xBitmap;
|
|
ly = pimldp->yBitmap;
|
|
|
|
fState = pimldp->cbSize < sizeof(IMAGELISTDRAWPARAMS) ? ILS_NORMAL : pimldp->fState;
|
|
fStyle = pimldp->fStyle & ~ILD_OVERLAYMASK;
|
|
cx = (pimldp->cx == 0) ? himl->cx : pimldp->cx;
|
|
cy = (pimldp->cy == 0) ? himl->cy : pimldp->cy;
|
|
clrBk = (pimldp->rgbBk == CLR_DEFAULT) ? himl->clrBk : pimldp->rgbBk;
|
|
bIsTransparent = (fStyle & ILD_TRANSPARENT) || clrBk == CLR_NONE;
|
|
bBlend = fStyle & (ILD_BLEND25 | ILD_BLEND50);
|
|
|
|
TRACE("hbmMask(%p) iImage(%d) x(%d) y(%d) cx(%d) cy(%d)\n",
|
|
himl->hbmMask, pimldp->i, pimldp->x, pimldp->y, cx, cy);
|
|
|
|
/* we will use these DCs to access the images and masks in the ImageList */
|
|
hImageListDC = himl->hdcImage;
|
|
hMaskListDC = himl->hdcMask;
|
|
|
|
/* these will accumulate the image and mask for the image we're drawing */
|
|
hImageDC = CreateCompatibleDC( pimldp->hdcDst );
|
|
hImageBmp = CreateCompatibleBitmap( pimldp->hdcDst, cx, cy );
|
|
hBlendMaskBmp = bBlend ? CreateBitmap(cx, cy, 1, 1, NULL) : 0;
|
|
|
|
/* Create a compatible DC. */
|
|
if (!hImageListDC || !hImageDC || !hImageBmp ||
|
|
(bBlend && !hBlendMaskBmp) || (himl->hbmMask && !hMaskListDC))
|
|
goto cleanup;
|
|
|
|
hOldImageBmp = SelectObject(hImageDC, hImageBmp);
|
|
|
|
/*
|
|
* To obtain a transparent look, background color should be set
|
|
* to white and foreground color to black when blting the
|
|
* monochrome mask.
|
|
*/
|
|
oldImageFg = SetTextColor( hImageDC, RGB( 0, 0, 0 ) );
|
|
oldImageBk = SetBkColor( hImageDC, RGB( 0xff, 0xff, 0xff ) );
|
|
|
|
/*
|
|
* Draw the initial image
|
|
*/
|
|
if(fStyle & ILD_MASK) {
|
|
if (himl->hbmMask) {
|
|
BitBlt(hImageDC, 0, 0, cx, cy, hMaskListDC, lx, ly, SRCCOPY);
|
|
} else {
|
|
HBRUSH hOldBrush = SelectObject (hImageDC, GetStockObject(BLACK_BRUSH));
|
|
PatBlt( hImageDC, 0, 0, cx, cy, PATCOPY);
|
|
SelectObject(hImageDC, hOldBrush);
|
|
}
|
|
} else if (himl->hbmMask && !bIsTransparent) {
|
|
/* blend the image with the needed solid background */
|
|
HBRUSH hOldBrush = SelectObject (hImageDC, CreateSolidBrush (clrBk));
|
|
PatBlt( hImageDC, 0, 0, cx, cy, PATCOPY );
|
|
BitBlt( hImageDC, 0, 0, cx, cy, hMaskListDC, lx, ly, SRCAND );
|
|
BitBlt( hImageDC, 0, 0, cx, cy, hImageListDC, lx, ly, SRCPAINT );
|
|
DeleteObject (SelectObject (hImageDC, hOldBrush));
|
|
} else {
|
|
/* start off with the image, if we have a mask, we'll use it later */
|
|
BitBlt( hImageDC, 0, 0, cx, cy, hImageListDC, lx, ly, SRCCOPY);
|
|
}
|
|
|
|
/* Time for blending, if required */
|
|
if (bBlend) {
|
|
HBRUSH hBlendBrush, hOldBrush;
|
|
COLORREF clrBlend = pimldp->rgbFg;
|
|
HDC hBlendMaskDC = hImageListDC;
|
|
HBITMAP hOldBitmap;
|
|
|
|
/* Create the blend Mask */
|
|
hOldBitmap = SelectObject(hBlendMaskDC, hBlendMaskBmp);
|
|
hBlendBrush = fStyle & ILD_BLEND50 ? himl->hbrBlend50 : himl->hbrBlend25;
|
|
hOldBrush = (HBRUSH) SelectObject(hBlendMaskDC, hBlendBrush);
|
|
PatBlt(hBlendMaskDC, 0, 0, cx, cy, PATCOPY);
|
|
SelectObject(hBlendMaskDC, hOldBrush);
|
|
|
|
/* Modify the blend mask if an Image Mask exist */
|
|
if(himl->hbmMask) {
|
|
BitBlt(hBlendMaskDC, 0, 0, cx, cy, hMaskListDC, lx, ly, 0x220326); /* NOTSRCAND */
|
|
BitBlt(hBlendMaskDC, 0, 0, cx, cy, hBlendMaskDC, 0, 0, NOTSRCCOPY);
|
|
}
|
|
|
|
/* now apply blend to the current image given the BlendMask */
|
|
if (clrBlend == CLR_DEFAULT) clrBlend = GetSysColor (COLOR_HIGHLIGHT);
|
|
else if (clrBlend == CLR_NONE) clrBlend = GetTextColor (pimldp->hdcDst);
|
|
hOldBrush = (HBRUSH) SelectObject (hImageDC, CreateSolidBrush(clrBlend));
|
|
BitBlt (hImageDC, 0, 0, cx, cy, hBlendMaskDC, 0, 0, 0xB8074A); /* PSDPxax */
|
|
DeleteObject(SelectObject(hImageDC, hOldBrush));
|
|
SelectObject(hBlendMaskDC, hOldBitmap);
|
|
}
|
|
|
|
/* Now do the overlay image, if any */
|
|
nOvlIdx = (pimldp->fStyle & ILD_OVERLAYMASK) >> 8;
|
|
if ( (nOvlIdx >= 1) && (nOvlIdx <= MAX_OVERLAYIMAGE)) {
|
|
nOvlIdx = himl->nOvlIdx[nOvlIdx - 1];
|
|
if ((nOvlIdx >= 0) && (nOvlIdx < himl->cCurImage)) {
|
|
const INT ox = himl->cx * nOvlIdx + pimldp->xBitmap;
|
|
if (himl->hbmMask && !(fStyle & ILD_IMAGE))
|
|
BitBlt (hImageDC, 0, 0, cx, cy, hMaskListDC, ox, ly, SRCAND);
|
|
BitBlt (hImageDC, 0, 0, cx, cy, hImageListDC, ox, ly, SRCPAINT);
|
|
}
|
|
}
|
|
|
|
if (fState & ILS_SATURATE) FIXME("ILS_SATURATE: unimplemented!\n");
|
|
if (fState & ILS_GLOW) FIXME("ILS_GLOW: unimplemented!\n");
|
|
if (fState & ILS_SHADOW) FIXME("ILS_SHADOW: unimplemented!\n");
|
|
if (fState & ILS_ALPHA) FIXME("ILS_SHADOW: unimplemented!\n");
|
|
|
|
if (fStyle & ILD_PRESERVEALPHA) FIXME("ILD_PRESERVEALPHA: unimplemented!\n");
|
|
if (fStyle & ILD_SCALE) FIXME("ILD_SCALE: unimplemented!\n");
|
|
if (fStyle & ILD_DPISCALE) FIXME("ILD_DPISCALE: unimplemented!\n");
|
|
|
|
/* now copy the image to the screen */
|
|
dwRop = SRCCOPY;
|
|
if (himl->hbmMask && bIsTransparent && !(fStyle & ILD_MASK)) {
|
|
COLORREF oldDstFg = SetTextColor(pimldp->hdcDst, RGB( 0, 0, 0 ) );
|
|
COLORREF oldDstBk = SetBkColor(pimldp->hdcDst, RGB( 0xff, 0xff, 0xff ));
|
|
BitBlt (pimldp->hdcDst, pimldp->x, pimldp->y, cx, cy, hMaskListDC, lx, ly, SRCAND);
|
|
SetBkColor(pimldp->hdcDst, oldDstBk);
|
|
SetTextColor(pimldp->hdcDst, oldDstFg);
|
|
dwRop = SRCPAINT;
|
|
}
|
|
if (fStyle & ILD_ROP) dwRop = pimldp->dwRop;
|
|
BitBlt (pimldp->hdcDst, pimldp->x, pimldp->y, cx, cy, hImageDC, 0, 0, dwRop);
|
|
|
|
bResult = TRUE;
|
|
|
|
/* cleanup the mess */
|
|
SetBkColor(hImageDC, oldImageBk);
|
|
SetTextColor(hImageDC, oldImageFg);
|
|
SelectObject(hImageDC, hOldImageBmp);
|
|
cleanup:
|
|
DeleteObject(hBlendMaskBmp);
|
|
DeleteObject(hImageBmp);
|
|
DeleteDC(hImageDC);
|
|
|
|
return bResult;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_Duplicate [COMCTL32.@] Duplicates an image list.
|
|
*
|
|
* PARAMS
|
|
* himlSrc [I] source image list handle
|
|
*
|
|
* RETURNS
|
|
* Success: Handle of duplicated image list.
|
|
* Failure: NULL
|
|
*/
|
|
|
|
HIMAGELIST WINAPI
|
|
ImageList_Duplicate (HIMAGELIST himlSrc)
|
|
{
|
|
HIMAGELIST himlDst;
|
|
|
|
if (!is_valid(himlSrc)) {
|
|
ERR("Invalid image list handle!\n");
|
|
return NULL;
|
|
}
|
|
|
|
himlDst = ImageList_Create (himlSrc->cx, himlSrc->cy, himlSrc->flags,
|
|
himlSrc->cInitial, himlSrc->cGrow);
|
|
|
|
if (himlDst)
|
|
{
|
|
BitBlt (himlDst->hdcImage, 0, 0, himlSrc->cCurImage * himlSrc->cx, himlSrc->cy,
|
|
himlSrc->hdcImage, 0, 0, SRCCOPY);
|
|
|
|
if (himlDst->hbmMask)
|
|
BitBlt (himlDst->hdcMask, 0, 0, himlSrc->cCurImage * himlSrc->cx, himlSrc->cy,
|
|
himlSrc->hdcMask, 0, 0, SRCCOPY);
|
|
|
|
himlDst->cCurImage = himlSrc->cCurImage;
|
|
himlDst->cMaxImage = himlSrc->cMaxImage;
|
|
}
|
|
return himlDst;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_EndDrag [COMCTL32.@] Finishes a drag operation.
|
|
*
|
|
* Finishes a drag operation.
|
|
*
|
|
* PARAMS
|
|
* no Parameters
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
VOID WINAPI
|
|
ImageList_EndDrag (void)
|
|
{
|
|
/* cleanup the InternalDrag struct */
|
|
InternalDrag.hwnd = 0;
|
|
ImageList_Destroy (InternalDrag.himl);
|
|
InternalDrag.himl = 0;
|
|
InternalDrag.x= 0;
|
|
InternalDrag.y= 0;
|
|
InternalDrag.dxHotspot = 0;
|
|
InternalDrag.dyHotspot = 0;
|
|
InternalDrag.bShow = FALSE;
|
|
DeleteObject(InternalDrag.hbmBg);
|
|
InternalDrag.hbmBg = 0;
|
|
InternalDrag.bHSPending = FALSE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_GetBkColor [COMCTL32.@]
|
|
*
|
|
* Returns the background color of an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] Image list handle.
|
|
*
|
|
* RETURNS
|
|
* Success: background color
|
|
* Failure: CLR_NONE
|
|
*/
|
|
|
|
COLORREF WINAPI
|
|
ImageList_GetBkColor (HIMAGELIST himl)
|
|
{
|
|
return himl ? himl->clrBk : CLR_NONE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_GetDragImage [COMCTL32.@]
|
|
*
|
|
* Returns the handle to the internal drag image list.
|
|
*
|
|
* PARAMS
|
|
* ppt [O] Pointer to the drag position. Can be NULL.
|
|
* pptHotspot [O] Pointer to the position of the hot spot. Can be NULL.
|
|
*
|
|
* RETURNS
|
|
* Success: Handle of the drag image list.
|
|
* Failure: NULL.
|
|
*/
|
|
|
|
HIMAGELIST WINAPI
|
|
ImageList_GetDragImage (POINT *ppt, POINT *pptHotspot)
|
|
{
|
|
if (is_valid(InternalDrag.himl)) {
|
|
if (ppt) {
|
|
ppt->x = InternalDrag.x;
|
|
ppt->y = InternalDrag.y;
|
|
}
|
|
if (pptHotspot) {
|
|
pptHotspot->x = InternalDrag.dxHotspot;
|
|
pptHotspot->y = InternalDrag.dyHotspot;
|
|
}
|
|
return (InternalDrag.himl);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_GetFlags [COMCTL32.@]
|
|
*
|
|
* BUGS
|
|
* Stub.
|
|
*/
|
|
|
|
DWORD WINAPI
|
|
ImageList_GetFlags(HIMAGELIST himl)
|
|
{
|
|
FIXME("(%p):empty stub\n", himl);
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_GetIcon [COMCTL32.@]
|
|
*
|
|
* Creates an icon from a masked image of an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* i [I] image index
|
|
* flags [I] drawing style flags
|
|
*
|
|
* RETURNS
|
|
* Success: icon handle
|
|
* Failure: NULL
|
|
*/
|
|
|
|
HICON WINAPI
|
|
ImageList_GetIcon (HIMAGELIST himl, INT i, UINT fStyle)
|
|
{
|
|
ICONINFO ii;
|
|
HICON hIcon;
|
|
HBITMAP hOldDstBitmap;
|
|
HDC hdcDst;
|
|
|
|
TRACE("%p %d %d\n", himl, i, fStyle);
|
|
if (!is_valid(himl) || (i < 0) || (i >= himl->cCurImage)) return NULL;
|
|
|
|
hdcDst = CreateCompatibleDC(0);
|
|
|
|
ii.fIcon = TRUE;
|
|
ii.xHotspot = 0;
|
|
ii.yHotspot = 0;
|
|
|
|
/* draw mask*/
|
|
ii.hbmMask = CreateCompatibleBitmap (hdcDst, himl->cx, himl->cy);
|
|
hOldDstBitmap = SelectObject (hdcDst, ii.hbmMask);
|
|
PatBlt (hdcDst, 0, 0, himl->cx, himl->cy, WHITENESS);
|
|
ImageList_Draw(himl, i, hdcDst, 0, 0, fStyle | ILD_MASK);
|
|
|
|
/* draw image*/
|
|
ii.hbmColor = CreateCompatibleBitmap (himl->hdcImage, himl->cx, himl->cy);
|
|
SelectObject (hdcDst, ii.hbmColor);
|
|
PatBlt (hdcDst, 0, 0, himl->cx, himl->cy, BLACKNESS);
|
|
ImageList_Draw(himl, i, hdcDst, 0, 0, fStyle | ILD_TRANSPARENT);
|
|
|
|
/*
|
|
* CreateIconIndirect requires us to deselect the bitmaps from
|
|
* the DCs before calling
|
|
*/
|
|
SelectObject(hdcDst, hOldDstBitmap);
|
|
|
|
hIcon = CreateIconIndirect (&ii);
|
|
|
|
DeleteObject (ii.hbmMask);
|
|
DeleteObject (ii.hbmColor);
|
|
DeleteDC (hdcDst);
|
|
|
|
return hIcon;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_GetIconSize [COMCTL32.@]
|
|
*
|
|
* Retrieves the size of an image in an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* cx [O] pointer to the image width.
|
|
* cy [O] pointer to the image height.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* All images in an image list have the same size.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_GetIconSize (HIMAGELIST himl, INT *cx, INT *cy)
|
|
{
|
|
if (!is_valid(himl))
|
|
return FALSE;
|
|
if ((himl->cx <= 0) || (himl->cy <= 0))
|
|
return FALSE;
|
|
|
|
if (cx)
|
|
*cx = himl->cx;
|
|
if (cy)
|
|
*cy = himl->cy;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_GetImageCount [COMCTL32.@]
|
|
*
|
|
* Returns the number of images in an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
*
|
|
* RETURNS
|
|
* Success: Number of images.
|
|
* Failure: 0
|
|
*/
|
|
|
|
INT WINAPI
|
|
ImageList_GetImageCount (HIMAGELIST himl)
|
|
{
|
|
if (!is_valid(himl))
|
|
return 0;
|
|
|
|
return himl->cCurImage;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_GetImageInfo [COMCTL32.@]
|
|
*
|
|
* Returns information about an image in an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* i [I] image index
|
|
* pImageInfo [O] pointer to the image information
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_GetImageInfo (HIMAGELIST himl, INT i, IMAGEINFO *pImageInfo)
|
|
{
|
|
if (!is_valid(himl) || (pImageInfo == NULL))
|
|
return FALSE;
|
|
if ((i < 0) || (i >= himl->cCurImage))
|
|
return FALSE;
|
|
|
|
pImageInfo->hbmImage = himl->hbmImage;
|
|
pImageInfo->hbmMask = himl->hbmMask;
|
|
|
|
pImageInfo->rcImage.top = 0;
|
|
pImageInfo->rcImage.bottom = himl->cy;
|
|
pImageInfo->rcImage.left = i * himl->cx;
|
|
pImageInfo->rcImage.right = (i+1) * himl->cx;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_GetImageRect [COMCTL32.@]
|
|
*
|
|
* Retrieves the rectangle of the specified image in an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* i [I] image index
|
|
* lpRect [O] pointer to the image rectangle
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* This is an UNDOCUMENTED function!!!
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_GetImageRect (HIMAGELIST himl, INT i, LPRECT lpRect)
|
|
{
|
|
if (!is_valid(himl) || (lpRect == NULL))
|
|
return FALSE;
|
|
if ((i < 0) || (i >= himl->cCurImage))
|
|
return FALSE;
|
|
|
|
lpRect->left = i * himl->cx;
|
|
lpRect->top = 0;
|
|
lpRect->right = lpRect->left + himl->cx;
|
|
lpRect->bottom = himl->cy;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_LoadImage [COMCTL32.@]
|
|
* ImageList_LoadImageA [COMCTL32.@]
|
|
*
|
|
* Creates an image list from a bitmap, icon or cursor.
|
|
*
|
|
* PARAMS
|
|
* hi [I] instance handle
|
|
* lpbmp [I] name or id of the image
|
|
* cx [I] width of each image
|
|
* cGrow [I] number of images to expand
|
|
* clrMask [I] mask color
|
|
* uType [I] type of image to load
|
|
* uFlags [I] loading flags
|
|
*
|
|
* RETURNS
|
|
* Success: handle to the loaded image list
|
|
* Failure: NULL
|
|
*
|
|
* SEE
|
|
* LoadImage ()
|
|
*/
|
|
|
|
HIMAGELIST WINAPI
|
|
ImageList_LoadImageA (HINSTANCE hi, LPCSTR lpbmp, INT cx, INT cGrow,
|
|
COLORREF clrMask, UINT uType, UINT uFlags)
|
|
{
|
|
HIMAGELIST himl = NULL;
|
|
HANDLE handle;
|
|
INT nImageCount;
|
|
|
|
handle = LoadImageA (hi, lpbmp, uType, 0, 0, uFlags);
|
|
if (!handle) {
|
|
ERR("Error loading image!\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (uType == IMAGE_BITMAP) {
|
|
BITMAP bmp;
|
|
GetObjectA (handle, sizeof(BITMAP), &bmp);
|
|
|
|
/* To match windows behavior, if cx is set to zero and
|
|
the flag DI_DEFAULTSIZE is specified, cx becomes the
|
|
system metric value for icons. If the flag is not specified
|
|
the function sets the size to the height of the bitmap */
|
|
if (cx == 0)
|
|
{
|
|
if (uFlags & DI_DEFAULTSIZE)
|
|
cx = GetSystemMetrics (SM_CXICON);
|
|
else
|
|
cx = bmp.bmHeight;
|
|
}
|
|
|
|
nImageCount = bmp.bmWidth / cx;
|
|
|
|
himl = ImageList_Create (cx, bmp.bmHeight, ILC_MASK | ILC_COLOR,
|
|
nImageCount, cGrow);
|
|
if (!himl) {
|
|
DeleteObject (handle);
|
|
return NULL;
|
|
}
|
|
ImageList_AddMasked (himl, (HBITMAP)handle, clrMask);
|
|
}
|
|
else if ((uType == IMAGE_ICON) || (uType == IMAGE_CURSOR)) {
|
|
ICONINFO ii;
|
|
BITMAP bmp;
|
|
|
|
GetIconInfo (handle, &ii);
|
|
GetObjectA (ii.hbmColor, sizeof(BITMAP), (LPVOID)&bmp);
|
|
himl = ImageList_Create (bmp.bmWidth, bmp.bmHeight,
|
|
ILC_MASK | ILC_COLOR, 1, cGrow);
|
|
if (!himl) {
|
|
DeleteObject (ii.hbmColor);
|
|
DeleteObject (ii.hbmMask);
|
|
DeleteObject (handle);
|
|
return NULL;
|
|
}
|
|
ImageList_Add (himl, ii.hbmColor, ii.hbmMask);
|
|
DeleteObject (ii.hbmColor);
|
|
DeleteObject (ii.hbmMask);
|
|
}
|
|
|
|
DeleteObject (handle);
|
|
|
|
return himl;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_LoadImageW [COMCTL32.@]
|
|
*
|
|
* Creates an image list from a bitmap, icon or cursor.
|
|
*
|
|
* PARAMS
|
|
* hi [I] instance handle
|
|
* lpbmp [I] name or id of the image
|
|
* cx [I] width of each image
|
|
* cGrow [I] number of images to expand
|
|
* clrMask [I] mask color
|
|
* uType [I] type of image to load
|
|
* uFlags [I] loading flags
|
|
*
|
|
* RETURNS
|
|
* Success: handle to the loaded image list
|
|
* Failure: NULL
|
|
*
|
|
* SEE
|
|
* LoadImage ()
|
|
*/
|
|
|
|
HIMAGELIST WINAPI
|
|
ImageList_LoadImageW (HINSTANCE hi, LPCWSTR lpbmp, INT cx, INT cGrow,
|
|
COLORREF clrMask, UINT uType, UINT uFlags)
|
|
{
|
|
HIMAGELIST himl = NULL;
|
|
HANDLE handle;
|
|
INT nImageCount;
|
|
|
|
handle = LoadImageW (hi, lpbmp, uType, 0, 0, uFlags);
|
|
if (!handle) {
|
|
ERR("Error loading image!\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (uType == IMAGE_BITMAP) {
|
|
BITMAP bmp;
|
|
GetObjectA (handle, sizeof(BITMAP), &bmp);
|
|
|
|
/* To match windows behavior, if cx is set to zero and
|
|
the flag DI_DEFAULTSIZE is specified, cx becomes the
|
|
system metric value for icons. If the flag is not specified
|
|
the function sets the size to the height of the bitmap */
|
|
if (cx == 0)
|
|
{
|
|
if (uFlags & DI_DEFAULTSIZE)
|
|
cx = GetSystemMetrics (SM_CXICON);
|
|
else
|
|
cx = bmp.bmHeight;
|
|
}
|
|
|
|
nImageCount = bmp.bmWidth / cx;
|
|
|
|
himl = ImageList_Create (cx, bmp.bmHeight, ILC_MASK | ILC_COLOR,
|
|
nImageCount, cGrow);
|
|
if (!himl) {
|
|
DeleteObject (handle);
|
|
return NULL;
|
|
}
|
|
ImageList_AddMasked (himl, (HBITMAP)handle, clrMask);
|
|
}
|
|
else if ((uType == IMAGE_ICON) || (uType == IMAGE_CURSOR)) {
|
|
ICONINFO ii;
|
|
BITMAP bmp;
|
|
|
|
GetIconInfo (handle, &ii);
|
|
GetObjectW (ii.hbmMask, sizeof(BITMAP), (LPVOID)&bmp);
|
|
himl = ImageList_Create (bmp.bmWidth, bmp.bmHeight,
|
|
ILC_MASK | ILC_COLOR, 1, cGrow);
|
|
if (!himl) {
|
|
DeleteObject (ii.hbmColor);
|
|
DeleteObject (ii.hbmMask);
|
|
DeleteObject (handle);
|
|
return NULL;
|
|
}
|
|
ImageList_Add (himl, ii.hbmColor, ii.hbmMask);
|
|
DeleteObject (ii.hbmColor);
|
|
DeleteObject (ii.hbmMask);
|
|
}
|
|
|
|
DeleteObject (handle);
|
|
|
|
return himl;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_Merge [COMCTL32.@]
|
|
*
|
|
* Creates a new image list that contains a merged image from the specified
|
|
* images of both source image lists.
|
|
*
|
|
* PARAMS
|
|
* himl1 [I] handle to first image list
|
|
* i1 [I] first image index
|
|
* himl2 [I] handle to second image list
|
|
* i2 [I] second image index
|
|
* dx [I] X offset of the second image relative to the first.
|
|
* dy [I] Y offset of the second image relative to the first.
|
|
*
|
|
* RETURNS
|
|
* Success: handle of the merged image list.
|
|
* Failure: NULL
|
|
*/
|
|
|
|
HIMAGELIST WINAPI
|
|
ImageList_Merge (HIMAGELIST himl1, INT i1, HIMAGELIST himl2, INT i2,
|
|
INT dx, INT dy)
|
|
{
|
|
HIMAGELIST himlDst = NULL;
|
|
INT cxDst, cyDst;
|
|
INT xOff1, yOff1, xOff2, yOff2;
|
|
INT nX1, nX2;
|
|
|
|
TRACE("(himl1=%p i1=%d himl2=%p i2=%d dx=%d dy=%d)\n", himl1, i1, himl2,
|
|
i2, dx, dy);
|
|
|
|
if (!is_valid(himl1) || !is_valid(himl2))
|
|
return NULL;
|
|
|
|
/* check indices */
|
|
if ((i1 < 0) || (i1 >= himl1->cCurImage)) {
|
|
ERR("Index 1 out of range! %d\n", i1);
|
|
return NULL;
|
|
}
|
|
|
|
if ((i2 < 0) || (i2 >= himl2->cCurImage)) {
|
|
ERR("Index 2 out of range! %d\n", i2);
|
|
return NULL;
|
|
}
|
|
|
|
if (dx > 0) {
|
|
cxDst = max (himl1->cx, dx + himl2->cx);
|
|
xOff1 = 0;
|
|
xOff2 = dx;
|
|
}
|
|
else if (dx < 0) {
|
|
cxDst = max (himl2->cx, himl1->cx - dx);
|
|
xOff1 = -dx;
|
|
xOff2 = 0;
|
|
}
|
|
else {
|
|
cxDst = max (himl1->cx, himl2->cx);
|
|
xOff1 = 0;
|
|
xOff2 = 0;
|
|
}
|
|
|
|
if (dy > 0) {
|
|
cyDst = max (himl1->cy, dy + himl2->cy);
|
|
yOff1 = 0;
|
|
yOff2 = dy;
|
|
}
|
|
else if (dy < 0) {
|
|
cyDst = max (himl2->cy, himl1->cy - dy);
|
|
yOff1 = -dy;
|
|
yOff2 = 0;
|
|
}
|
|
else {
|
|
cyDst = max (himl1->cy, himl2->cy);
|
|
yOff1 = 0;
|
|
yOff2 = 0;
|
|
}
|
|
|
|
himlDst = ImageList_Create (cxDst, cyDst, ILC_MASK | ILC_COLOR, 1, 1);
|
|
if (!himlDst)
|
|
return NULL;
|
|
|
|
if (himlDst) {
|
|
nX1 = i1 * himl1->cx;
|
|
nX2 = i2 * himl2->cx;
|
|
|
|
/* copy image */
|
|
BitBlt (himlDst->hdcImage, 0, 0, cxDst, cyDst, himl1->hdcImage, 0, 0, BLACKNESS);
|
|
BitBlt (himlDst->hdcImage, xOff1, yOff1, himl1->cx, himl1->cy, himl1->hdcImage, nX1, 0, SRCCOPY);
|
|
BitBlt (himlDst->hdcImage, xOff2, yOff2, himl2->cx, himl2->cy, himl2->hdcMask , nX2, 0, SRCAND);
|
|
BitBlt (himlDst->hdcImage, xOff2, yOff2, himl2->cx, himl2->cy, himl2->hdcImage, nX2, 0, SRCPAINT);
|
|
|
|
/* copy mask */
|
|
BitBlt (himlDst->hdcMask, 0, 0, cxDst, cyDst, himl1->hdcMask, 0, 0, WHITENESS);
|
|
BitBlt (himlDst->hdcMask, xOff1, yOff1, himl1->cx, himl1->cy, himl1->hdcMask, nX1, 0, SRCCOPY);
|
|
BitBlt (himlDst->hdcMask, xOff2, yOff2, himl2->cx, himl2->cy, himl2->hdcMask, nX2, 0, SRCAND);
|
|
|
|
himlDst->cCurImage = 1;
|
|
}
|
|
|
|
return himlDst;
|
|
}
|
|
|
|
|
|
/* helper for _read_bitmap currently unused */
|
|
#if 0
|
|
static int may_use_dibsection(HDC hdc) {
|
|
int bitspixel = GetDeviceCaps(hdc,BITSPIXEL)*GetDeviceCaps(hdc,PLANES);
|
|
if (bitspixel>8)
|
|
return TRUE;
|
|
if (bitspixel<=4)
|
|
return FALSE;
|
|
return GetDeviceCaps(hdc,CAPS1) & C1_DIBENGINE;
|
|
}
|
|
#endif
|
|
|
|
/* helper for ImageList_Read, see comments below */
|
|
static HBITMAP _read_bitmap(LPSTREAM pstm,int ilcFlag,int cx,int cy) {
|
|
HDC xdc = 0, hBitmapDC =0;
|
|
BITMAPFILEHEADER bmfh;
|
|
BITMAPINFOHEADER bmih;
|
|
int bitsperpixel,palspace,longsperline,width,height;
|
|
LPBITMAPINFOHEADER bmihc = NULL;
|
|
int result = 0;
|
|
HBITMAP hbitmap = 0, hDIB = 0;
|
|
LPBYTE bits = NULL;
|
|
|
|
if (!SUCCEEDED(IStream_Read ( pstm, &bmfh, sizeof(bmfh), NULL)) ||
|
|
(bmfh.bfType != (('M'<<8)|'B')) ||
|
|
!SUCCEEDED(IStream_Read ( pstm, &bmih, sizeof(bmih), NULL)) ||
|
|
(bmih.biSize != sizeof(bmih))
|
|
)
|
|
return 0;
|
|
|
|
bitsperpixel = bmih.biPlanes * bmih.biBitCount;
|
|
if (bitsperpixel<=8)
|
|
palspace = (1<<bitsperpixel)*sizeof(RGBQUAD);
|
|
else
|
|
palspace = 0;
|
|
width = bmih.biWidth;
|
|
height = bmih.biHeight;
|
|
bmihc = (LPBITMAPINFOHEADER)LocalAlloc(LMEM_ZEROINIT,sizeof(bmih)+palspace);
|
|
memcpy(bmihc,&bmih,sizeof(bmih));
|
|
longsperline = ((width*bitsperpixel+31)&~0x1f)>>5;
|
|
bmihc->biSizeImage = (longsperline*height)<<2;
|
|
|
|
/* read the palette right after the end of the bitmapinfoheader */
|
|
if (palspace)
|
|
if (!SUCCEEDED(IStream_Read ( pstm, bmihc+1, palspace, NULL)))
|
|
goto ret1;
|
|
|
|
xdc = GetDC(0);
|
|
#if 0 /* Magic for NxM -> 1x(N*M) not implemented for DIB Sections */
|
|
if ((bitsperpixel>1) &&
|
|
((ilcFlag!=ILC_COLORDDB) && (!ilcFlag || may_use_dibsection(xdc)))
|
|
) {
|
|
hbitmap = CreateDIBSection(xdc,(BITMAPINFO*)bmihc,0,(LPVOID*)&bits,0,0);
|
|
if (!hbitmap)
|
|
goto ret1;
|
|
if (!SUCCEEDED(IStream_Read( pstm, bits, bmihc->biSizeImage, NULL)))
|
|
goto ret1;
|
|
result = 1;
|
|
} else
|
|
#endif
|
|
{
|
|
int i,nwidth,nheight,nRows;
|
|
|
|
nwidth = width*(height/cy);
|
|
nheight = cy;
|
|
nRows = (height/cy);
|
|
|
|
if (bitsperpixel==1)
|
|
hbitmap = CreateBitmap(nwidth,nheight,1,1,NULL);
|
|
else
|
|
hbitmap = CreateCompatibleBitmap(xdc,nwidth,nheight);
|
|
|
|
hDIB = CreateDIBSection(xdc,(BITMAPINFO*)bmihc,0,(LPVOID*)&bits,0,0);
|
|
if (!hDIB)
|
|
goto ret1;
|
|
if (!SUCCEEDED(IStream_Read( pstm, bits, bmihc->biSizeImage, NULL)))
|
|
goto ret1;
|
|
|
|
hBitmapDC = CreateCompatibleDC(0);
|
|
SelectObject(hBitmapDC, hbitmap);
|
|
|
|
/* Copy the NxM bitmap into a 1x(N*M) bitmap we need, linewise */
|
|
/* Do not forget that windows bitmaps are bottom->top */
|
|
TRACE("nRows=%d\n", nRows);
|
|
for (i=0; i < nRows; i++){
|
|
StretchDIBits(hBitmapDC, width*i, 0, width, cy, 0, cy*(nRows-1-i), width, cy, bits,
|
|
(BITMAPINFO*)bmihc, DIB_RGB_COLORS, SRCCOPY);
|
|
}
|
|
|
|
result = 1;
|
|
}
|
|
ret1:
|
|
if (xdc) ReleaseDC(0,xdc);
|
|
if (bmihc) LocalFree((HLOCAL)bmihc);
|
|
if (hDIB) DeleteObject(hDIB);
|
|
if (hBitmapDC) DeleteDC(hBitmapDC);
|
|
if (!result) {
|
|
if (hbitmap) {
|
|
DeleteObject(hbitmap);
|
|
hbitmap = 0;
|
|
}
|
|
}
|
|
return hbitmap;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* ImageList_Read [COMCTL32.@]
|
|
*
|
|
* Reads an image list from a stream.
|
|
*
|
|
* PARAMS
|
|
* pstm [I] pointer to a stream
|
|
*
|
|
* RETURNS
|
|
* Success: handle to image list
|
|
* Failure: NULL
|
|
*
|
|
* The format is like this:
|
|
* ILHEAD ilheadstruct;
|
|
*
|
|
* for the color image part:
|
|
* BITMAPFILEHEADER bmfh;
|
|
* BITMAPINFOHEADER bmih;
|
|
* only if it has a palette:
|
|
* RGBQUAD rgbs[nr_of_paletted_colors];
|
|
*
|
|
* BYTE colorbits[imagesize];
|
|
*
|
|
* the following only if the ILC_MASK bit is set in ILHEAD.ilFlags:
|
|
* BITMAPFILEHEADER bmfh_mask;
|
|
* BITMAPINFOHEADER bmih_mask;
|
|
* only if it has a palette (it usually does not):
|
|
* RGBQUAD rgbs[nr_of_paletted_colors];
|
|
*
|
|
* BYTE maskbits[imagesize];
|
|
*
|
|
* CAVEAT: Those images are within a NxM bitmap, not the 1xN we expect.
|
|
* _read_bitmap needs to convert them.
|
|
*/
|
|
HIMAGELIST WINAPI ImageList_Read (LPSTREAM pstm)
|
|
{
|
|
ILHEAD ilHead;
|
|
HIMAGELIST himl;
|
|
HBITMAP hbmColor=0,hbmMask=0;
|
|
int i;
|
|
|
|
if (!SUCCEEDED(IStream_Read (pstm, &ilHead, sizeof(ILHEAD), NULL)))
|
|
return NULL;
|
|
if (ilHead.usMagic != (('L' << 8) | 'I'))
|
|
return NULL;
|
|
if (ilHead.usVersion != 0x101) /* probably version? */
|
|
return NULL;
|
|
|
|
#if 0
|
|
FIXME(" ilHead.cCurImage = %d\n",ilHead.cCurImage);
|
|
FIXME(" ilHead.cMaxImage = %d\n",ilHead.cMaxImage);
|
|
FIXME(" ilHead.cGrow = %d\n",ilHead.cGrow);
|
|
FIXME(" ilHead.cx = %d\n",ilHead.cx);
|
|
FIXME(" ilHead.cy = %d\n",ilHead.cy);
|
|
FIXME(" ilHead.flags = %x\n",ilHead.flags);
|
|
FIXME(" ilHead.ovls[0] = %d\n",ilHead.ovls[0]);
|
|
FIXME(" ilHead.ovls[1] = %d\n",ilHead.ovls[1]);
|
|
FIXME(" ilHead.ovls[2] = %d\n",ilHead.ovls[2]);
|
|
FIXME(" ilHead.ovls[3] = %d\n",ilHead.ovls[3]);
|
|
#endif
|
|
|
|
hbmColor = _read_bitmap(pstm,ilHead.flags & ~ILC_MASK,ilHead.cx,ilHead.cy);
|
|
if (!hbmColor)
|
|
return NULL;
|
|
if (ilHead.flags & ILC_MASK) {
|
|
hbmMask = _read_bitmap(pstm,0,ilHead.cx,ilHead.cy);
|
|
if (!hbmMask) {
|
|
DeleteObject(hbmColor);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
himl = ImageList_Create (
|
|
ilHead.cx,
|
|
ilHead.cy,
|
|
ilHead.flags,
|
|
1, /* initial */
|
|
ilHead.cGrow
|
|
);
|
|
if (!himl) {
|
|
DeleteObject(hbmColor);
|
|
DeleteObject(hbmMask);
|
|
return NULL;
|
|
}
|
|
SelectObject(himl->hdcImage, hbmColor);
|
|
DeleteObject(himl->hbmImage);
|
|
himl->hbmImage = hbmColor;
|
|
if (hbmMask){
|
|
SelectObject(himl->hdcMask, hbmMask);
|
|
DeleteObject(himl->hbmMask);
|
|
himl->hbmMask = hbmMask;
|
|
}
|
|
himl->cCurImage = ilHead.cCurImage;
|
|
himl->cMaxImage = ilHead.cMaxImage;
|
|
|
|
ImageList_SetBkColor(himl,ilHead.bkcolor);
|
|
for (i=0;i<4;i++)
|
|
ImageList_SetOverlayImage(himl,ilHead.ovls[i],i+1);
|
|
return himl;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_Remove [COMCTL32.@] Removes an image from an image list
|
|
*
|
|
* PARAMS
|
|
* himl [I] image list handle
|
|
* i [I] image index
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_Remove (HIMAGELIST himl, INT i)
|
|
{
|
|
HBITMAP hbmNewImage, hbmNewMask;
|
|
HDC hdcBmp;
|
|
INT cxNew, nCount;
|
|
|
|
TRACE("(himl=%p i=%d)\n", himl, i);
|
|
|
|
if (!is_valid(himl)) {
|
|
ERR("Invalid image list handle!\n");
|
|
return FALSE;
|
|
}
|
|
|
|
if ((i < -1) || (i >= himl->cCurImage)) {
|
|
ERR("index out of range! %d\n", i);
|
|
return FALSE;
|
|
}
|
|
|
|
if (i == -1) {
|
|
/* remove all */
|
|
if (himl->cCurImage == 0) {
|
|
/* remove all on empty ImageList is allowed */
|
|
TRACE("remove all on empty ImageList!\n");
|
|
return TRUE;
|
|
}
|
|
|
|
himl->cMaxImage = himl->cInitial + himl->cGrow;
|
|
himl->cCurImage = 0;
|
|
for (nCount = 0; nCount < MAX_OVERLAYIMAGE; nCount++)
|
|
himl->nOvlIdx[nCount] = -1;
|
|
|
|
hbmNewImage = CreateBitmap (himl->cMaxImage * himl->cx, himl->cy,
|
|
1, himl->uBitsPixel, NULL);
|
|
SelectObject (himl->hdcImage, hbmNewImage);
|
|
DeleteObject (himl->hbmImage);
|
|
himl->hbmImage = hbmNewImage;
|
|
|
|
if (himl->hbmMask) {
|
|
hbmNewMask = CreateBitmap (himl->cMaxImage * himl->cx, himl->cy,
|
|
1, 1, NULL);
|
|
SelectObject (himl->hdcMask, hbmNewMask);
|
|
DeleteObject (himl->hbmMask);
|
|
himl->hbmMask = hbmNewMask;
|
|
}
|
|
}
|
|
else {
|
|
/* delete one image */
|
|
TRACE("Remove single image! %d\n", i);
|
|
|
|
/* create new bitmap(s) */
|
|
cxNew = (himl->cCurImage + himl->cGrow - 1) * himl->cx;
|
|
|
|
TRACE(" - Number of images: %d / %d (Old/New)\n",
|
|
himl->cCurImage, himl->cCurImage - 1);
|
|
TRACE(" - Max. number of images: %d / %d (Old/New)\n",
|
|
himl->cMaxImage, himl->cCurImage + himl->cGrow - 1);
|
|
|
|
hbmNewImage =
|
|
CreateBitmap (cxNew, himl->cy, 1, himl->uBitsPixel, NULL);
|
|
|
|
if (himl->hbmMask)
|
|
hbmNewMask = CreateBitmap (cxNew, himl->cy, 1, 1, NULL);
|
|
else
|
|
hbmNewMask = 0; /* Just to keep compiler happy! */
|
|
|
|
hdcBmp = CreateCompatibleDC (0);
|
|
|
|
/* copy all images and masks prior to the "removed" image */
|
|
if (i > 0) {
|
|
TRACE("Pre image copy: Copy %d images\n", i);
|
|
|
|
SelectObject (hdcBmp, hbmNewImage);
|
|
BitBlt (hdcBmp, 0, 0, i * himl->cx, himl->cy,
|
|
himl->hdcImage, 0, 0, SRCCOPY);
|
|
|
|
if (himl->hbmMask) {
|
|
SelectObject (hdcBmp, hbmNewMask);
|
|
BitBlt (hdcBmp, 0, 0, i * himl->cx, himl->cy,
|
|
himl->hdcMask, 0, 0, SRCCOPY);
|
|
}
|
|
}
|
|
|
|
/* copy all images and masks behind the removed image */
|
|
if (i < himl->cCurImage - 1) {
|
|
TRACE("Post image copy!\n");
|
|
SelectObject (hdcBmp, hbmNewImage);
|
|
BitBlt (hdcBmp, i * himl->cx, 0, (himl->cCurImage - i - 1) * himl->cx,
|
|
himl->cy, himl->hdcImage, (i + 1) * himl->cx, 0, SRCCOPY);
|
|
|
|
if (himl->hbmMask) {
|
|
SelectObject (hdcBmp, hbmNewMask);
|
|
BitBlt (hdcBmp, i * himl->cx, 0,
|
|
(himl->cCurImage - i - 1) * himl->cx,
|
|
himl->cy, himl->hdcMask, (i + 1) * himl->cx, 0, SRCCOPY);
|
|
}
|
|
}
|
|
|
|
DeleteDC (hdcBmp);
|
|
|
|
/* delete old images and insert new ones */
|
|
SelectObject (himl->hdcImage, hbmNewImage);
|
|
DeleteObject (himl->hbmImage);
|
|
himl->hbmImage = hbmNewImage;
|
|
if (himl->hbmMask) {
|
|
SelectObject (himl->hdcMask, hbmNewMask);
|
|
DeleteObject (himl->hbmMask);
|
|
himl->hbmMask = hbmNewMask;
|
|
}
|
|
|
|
himl->cCurImage--;
|
|
himl->cMaxImage = himl->cCurImage + himl->cGrow;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_Replace [COMCTL32.@]
|
|
*
|
|
* Replaces an image in an image list with a new image.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* i [I] image index
|
|
* hbmImage [I] handle to image bitmap
|
|
* hbmMask [I] handle to mask bitmap. Can be NULL.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_Replace (HIMAGELIST himl, INT i, HBITMAP hbmImage,
|
|
HBITMAP hbmMask)
|
|
{
|
|
HDC hdcImage;
|
|
BITMAP bmp;
|
|
|
|
TRACE("%p %d %p %p\n", himl, i, hbmImage, hbmMask);
|
|
|
|
if (!is_valid(himl)) {
|
|
ERR("Invalid image list handle!\n");
|
|
return FALSE;
|
|
}
|
|
|
|
if ((i >= himl->cMaxImage) || (i < 0)) {
|
|
ERR("Invalid image index!\n");
|
|
return FALSE;
|
|
}
|
|
|
|
hdcImage = CreateCompatibleDC (0);
|
|
GetObjectA (hbmImage, sizeof(BITMAP), (LPVOID)&bmp);
|
|
|
|
/* Replace Image */
|
|
SelectObject (hdcImage, hbmImage);
|
|
|
|
StretchBlt (himl->hdcImage, i * himl->cx, 0, himl->cx, himl->cy,
|
|
hdcImage, 0, 0, bmp.bmWidth, bmp.bmHeight, SRCCOPY);
|
|
|
|
if (himl->hbmMask)
|
|
{
|
|
/* Replace Mask */
|
|
SelectObject (hdcImage, hbmMask);
|
|
|
|
StretchBlt (himl->hdcMask, i * himl->cx, 0, himl->cx, himl->cy,
|
|
hdcImage, 0, 0, bmp.bmWidth, bmp.bmHeight, SRCCOPY);
|
|
|
|
|
|
/* Remove the background from the image
|
|
*/
|
|
StretchBlt (himl->hdcImage,
|
|
i*himl->cx, 0, himl->cx, himl->cy,
|
|
hdcImage,
|
|
0, 0, bmp.bmWidth, bmp.bmHeight,
|
|
0x220326); /* NOTSRCAND */
|
|
}
|
|
|
|
DeleteDC (hdcImage);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_ReplaceIcon [COMCTL32.@]
|
|
*
|
|
* Replaces an image in an image list using an icon.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* i [I] image index
|
|
* hIcon [I] handle to icon
|
|
*
|
|
* RETURNS
|
|
* Success: index of the replaced image
|
|
* Failure: -1
|
|
*/
|
|
|
|
INT WINAPI
|
|
ImageList_ReplaceIcon (HIMAGELIST himl, INT i, HICON hIcon)
|
|
{
|
|
HDC hdcImage;
|
|
INT nIndex;
|
|
HICON hBestFitIcon;
|
|
HBITMAP hbmOldSrc;
|
|
ICONINFO ii;
|
|
BITMAP bmp;
|
|
|
|
TRACE("(0x%lx 0x%x %p)\n", (DWORD)himl, i, hIcon);
|
|
|
|
if (!is_valid(himl))
|
|
return -1;
|
|
if ((i >= himl->cMaxImage) || (i < -1))
|
|
return -1;
|
|
|
|
hBestFitIcon = CopyImage(
|
|
hIcon, IMAGE_ICON,
|
|
himl->cx, himl->cy,
|
|
LR_COPYFROMRESOURCE);
|
|
|
|
GetIconInfo (hBestFitIcon, &ii);
|
|
if (ii.hbmMask == 0)
|
|
ERR("no mask!\n");
|
|
if (ii.hbmColor == 0)
|
|
ERR("no color!\n");
|
|
GetObjectA (ii.hbmMask, sizeof(BITMAP), (LPVOID)&bmp);
|
|
|
|
if (i == -1) {
|
|
if (himl->cCurImage + 1 > himl->cMaxImage)
|
|
IMAGELIST_InternalExpandBitmaps (himl, 1, 0, 0);
|
|
|
|
nIndex = himl->cCurImage;
|
|
himl->cCurImage++;
|
|
}
|
|
else
|
|
nIndex = i;
|
|
|
|
hdcImage = CreateCompatibleDC (0);
|
|
TRACE("hdcImage=%p\n", hdcImage);
|
|
if (hdcImage == 0)
|
|
ERR("invalid hdcImage!\n");
|
|
|
|
SetTextColor(himl->hdcImage, RGB(0,0,0));
|
|
SetBkColor (himl->hdcImage, RGB(255,255,255));
|
|
hbmOldSrc = SelectObject (hdcImage, ii.hbmColor);
|
|
|
|
StretchBlt (himl->hdcImage, nIndex * himl->cx, 0, himl->cx, himl->cy,
|
|
hdcImage, 0, 0, bmp.bmWidth, bmp.bmHeight, SRCCOPY);
|
|
|
|
if (himl->hbmMask) {
|
|
SelectObject (hdcImage, ii.hbmMask);
|
|
StretchBlt (himl->hdcMask, nIndex * himl->cx, 0, himl->cx, himl->cy,
|
|
hdcImage, 0, 0, bmp.bmWidth, bmp.bmHeight, SRCCOPY);
|
|
}
|
|
|
|
SelectObject (hdcImage, hbmOldSrc);
|
|
|
|
if(hBestFitIcon)
|
|
DestroyIcon(hBestFitIcon);
|
|
if (hdcImage)
|
|
DeleteDC (hdcImage);
|
|
if (ii.hbmColor)
|
|
DeleteObject (ii.hbmColor);
|
|
if (ii.hbmMask)
|
|
DeleteObject (ii.hbmMask);
|
|
|
|
return nIndex;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_SetBkColor [COMCTL32.@]
|
|
*
|
|
* Sets the background color of an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* clrBk [I] background color
|
|
*
|
|
* RETURNS
|
|
* Success: previous background color
|
|
* Failure: CLR_NONE
|
|
*/
|
|
|
|
COLORREF WINAPI
|
|
ImageList_SetBkColor (HIMAGELIST himl, COLORREF clrBk)
|
|
{
|
|
COLORREF clrOldBk;
|
|
|
|
if (!is_valid(himl))
|
|
return CLR_NONE;
|
|
|
|
clrOldBk = himl->clrBk;
|
|
himl->clrBk = clrBk;
|
|
return clrOldBk;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_SetDragCursorImage [COMCTL32.@]
|
|
*
|
|
* Combines the specified image with the current drag image
|
|
*
|
|
* PARAMS
|
|
* himlDrag [I] handle to drag image list
|
|
* iDrag [I] drag image index
|
|
* dxHotspot [I] X position of the hot spot
|
|
* dyHotspot [I] Y position of the hot spot
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* When this function is called and the drag image is visible, a
|
|
* short flickering occurs but this matches the Win9x behavior. It is
|
|
* possible to fix the flickering using code like in ImageList_DragMove.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_SetDragCursorImage (HIMAGELIST himlDrag, INT iDrag,
|
|
INT dxHotspot, INT dyHotspot)
|
|
{
|
|
HIMAGELIST himlTemp;
|
|
INT dx, dy;
|
|
BOOL visible;
|
|
|
|
if (!is_valid(InternalDrag.himl) || !is_valid(himlDrag))
|
|
return FALSE;
|
|
|
|
TRACE(" dxH=%d dyH=%d nX=%d nY=%d\n",
|
|
dxHotspot, dyHotspot, InternalDrag.dxHotspot, InternalDrag.dyHotspot);
|
|
|
|
visible = InternalDrag.bShow;
|
|
|
|
/* Calculate the offset between the origin of the old image and the
|
|
* origin of the second image.
|
|
* dxHotspot, dyHotspot is the offset of THE Hotspot (there is only one
|
|
* hotspot) to the origin of the second image.
|
|
* See M$DN for details */
|
|
if(InternalDrag.bHSPending) {
|
|
dx = 0;
|
|
dy = 0;
|
|
InternalDrag.bHSPending = FALSE;
|
|
} else {
|
|
dx = InternalDrag.dxHotspot - dxHotspot;
|
|
dy = InternalDrag.dyHotspot - dyHotspot;
|
|
}
|
|
himlTemp = ImageList_Merge (InternalDrag.himl, 0, himlDrag, iDrag, dx, dy);
|
|
|
|
if (visible) {
|
|
/* hide the drag image */
|
|
ImageList_DragShowNolock(FALSE);
|
|
}
|
|
if ((InternalDrag.himl->cx != himlTemp->cx) ||
|
|
(InternalDrag.himl->cy != himlTemp->cy)) {
|
|
/* the size of the drag image changed, invalidate the buffer */
|
|
DeleteObject(InternalDrag.hbmBg);
|
|
InternalDrag.hbmBg = 0;
|
|
}
|
|
|
|
ImageList_Destroy (InternalDrag.himl);
|
|
InternalDrag.himl = himlTemp;
|
|
|
|
/* update the InternalDragOffset, if the origin of the
|
|
* DragImage was changed by ImageList_Merge. */
|
|
if (dx <= 0)
|
|
InternalDrag.dxHotspot = dxHotspot;
|
|
if (dy <= 0)
|
|
InternalDrag.dyHotspot = dyHotspot;
|
|
|
|
if (visible) {
|
|
/* show the drag image */
|
|
ImageList_DragShowNolock(TRUE);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_SetFilter [COMCTL32.@]
|
|
*
|
|
* Sets a filter (or does something completely different)!!???
|
|
* It removes 12 Bytes from the stack (3 Parameters).
|
|
*
|
|
* PARAMS
|
|
* himl [I] SHOULD be a handle to image list
|
|
* i [I] COULD be an index?
|
|
* dwFilter [I] ???
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE ???
|
|
* Failure: FALSE ???
|
|
*
|
|
* BUGS
|
|
* This is an UNDOCUMENTED function!!!!
|
|
* empty stub.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_SetFilter (HIMAGELIST himl, INT i, DWORD dwFilter)
|
|
{
|
|
FIXME("(%p 0x%x 0x%lx):empty stub!\n", himl, i, dwFilter);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_SetFlags [COMCTL32.@]
|
|
*
|
|
* BUGS
|
|
* Stub.
|
|
*/
|
|
|
|
DWORD WINAPI
|
|
ImageList_SetFlags(HIMAGELIST himl, DWORD flags)
|
|
{
|
|
FIXME("(%p %08lx):empty stub\n", himl, flags);
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_SetIconSize [COMCTL32.@]
|
|
*
|
|
* Sets the image size of the bitmap and deletes all images.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* cx [I] image width
|
|
* cy [I] image height
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_SetIconSize (HIMAGELIST himl, INT cx, INT cy)
|
|
{
|
|
INT nCount;
|
|
HBITMAP hbmNew;
|
|
|
|
if (!is_valid(himl))
|
|
return FALSE;
|
|
|
|
/* remove all images */
|
|
himl->cMaxImage = himl->cInitial + himl->cGrow;
|
|
himl->cCurImage = 0;
|
|
himl->cx = cx;
|
|
himl->cy = cy;
|
|
|
|
/* initialize overlay mask indices */
|
|
for (nCount = 0; nCount < MAX_OVERLAYIMAGE; nCount++)
|
|
himl->nOvlIdx[nCount] = -1;
|
|
|
|
hbmNew = CreateBitmap (himl->cMaxImage * himl->cx, himl->cy,
|
|
1, himl->uBitsPixel, NULL);
|
|
SelectObject (himl->hdcImage, hbmNew);
|
|
DeleteObject (himl->hbmImage);
|
|
himl->hbmImage = hbmNew;
|
|
|
|
if (himl->hbmMask) {
|
|
hbmNew = CreateBitmap (himl->cMaxImage * himl->cx, himl->cy,
|
|
1, 1, NULL);
|
|
SelectObject (himl->hdcMask, hbmNew);
|
|
DeleteObject (himl->hbmMask);
|
|
himl->hbmMask = hbmNew;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_SetImageCount [COMCTL32.@]
|
|
*
|
|
* Resizes an image list to the specified number of images.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* iImageCount [I] number of images in the image list
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_SetImageCount (HIMAGELIST himl, UINT iImageCount)
|
|
{
|
|
HDC hdcBitmap;
|
|
HBITMAP hbmNewBitmap;
|
|
INT nNewCount, nCopyCount;
|
|
|
|
TRACE("%p %d\n",himl,iImageCount);
|
|
|
|
if (!is_valid(himl))
|
|
return FALSE;
|
|
if (himl->cCurImage >= iImageCount)
|
|
return FALSE;
|
|
if (himl->cMaxImage > iImageCount)
|
|
{
|
|
himl->cCurImage = iImageCount;
|
|
return TRUE;
|
|
}
|
|
|
|
nNewCount = iImageCount + himl->cGrow;
|
|
nCopyCount = min(himl->cCurImage, iImageCount);
|
|
|
|
hdcBitmap = CreateCompatibleDC (0);
|
|
|
|
hbmNewBitmap = CreateBitmap (nNewCount * himl->cx, himl->cy,
|
|
1, himl->uBitsPixel, NULL);
|
|
if (hbmNewBitmap != 0)
|
|
{
|
|
SelectObject (hdcBitmap, hbmNewBitmap);
|
|
|
|
/* copy images */
|
|
BitBlt (hdcBitmap, 0, 0, nCopyCount * himl->cx, himl->cy,
|
|
himl->hdcImage, 0, 0, SRCCOPY);
|
|
#if 0
|
|
/* delete 'empty' image space */
|
|
SetBkColor (hdcBitmap, RGB(255, 255, 255));
|
|
SetTextColor (hdcBitmap, RGB(0, 0, 0));
|
|
PatBlt (hdcBitmap, nCopyCount * himl->cx, 0,
|
|
(nNewCount - nCopyCount) * himl->cx, himl->cy, BLACKNESS);
|
|
#endif
|
|
SelectObject (himl->hdcImage, hbmNewBitmap);
|
|
DeleteObject (himl->hbmImage);
|
|
himl->hbmImage = hbmNewBitmap;
|
|
}
|
|
else
|
|
ERR("Could not create new image bitmap !\n");
|
|
|
|
if (himl->hbmMask)
|
|
{
|
|
hbmNewBitmap = CreateBitmap (nNewCount * himl->cx, himl->cy,
|
|
1, 1, NULL);
|
|
if (hbmNewBitmap != 0)
|
|
{
|
|
SelectObject (hdcBitmap, hbmNewBitmap);
|
|
|
|
/* copy images */
|
|
BitBlt (hdcBitmap, 0, 0, nCopyCount * himl->cx, himl->cy,
|
|
himl->hdcMask, 0, 0, SRCCOPY);
|
|
#if 0
|
|
/* delete 'empty' image space */
|
|
SetBkColor (hdcBitmap, RGB(255, 255, 255));
|
|
SetTextColor (hdcBitmap, RGB(0, 0, 0));
|
|
PatBlt (hdcBitmap, nCopyCount * himl->cx, 0,
|
|
(nNewCount - nCopyCount) * himl->cx, himl->cy, BLACKNESS);
|
|
#endif
|
|
SelectObject (himl->hdcMask, hbmNewBitmap);
|
|
DeleteObject (himl->hbmMask);
|
|
himl->hbmMask = hbmNewBitmap;
|
|
}
|
|
else
|
|
ERR("Could not create new mask bitmap!\n");
|
|
}
|
|
|
|
DeleteDC (hdcBitmap);
|
|
|
|
/* Update max image count and current image count */
|
|
himl->cMaxImage = nNewCount;
|
|
himl->cCurImage = iImageCount;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_SetOverlayImage [COMCTL32.@]
|
|
*
|
|
* Assigns an overlay mask index to an existing image in an image list.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* iImage [I] image index
|
|
* iOverlay [I] overlay mask index
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_SetOverlayImage (HIMAGELIST himl, INT iImage, INT iOverlay)
|
|
{
|
|
if (!is_valid(himl))
|
|
return FALSE;
|
|
if ((iOverlay < 1) || (iOverlay > MAX_OVERLAYIMAGE))
|
|
return FALSE;
|
|
if ((iImage!=-1) && ((iImage < 0) || (iImage > himl->cCurImage)))
|
|
return FALSE;
|
|
himl->nOvlIdx[iOverlay - 1] = iImage;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
|
|
/* helper for ImageList_Write - write bitmap to pstm
|
|
* currently everything is written as 24 bit RGB, except masks
|
|
*/
|
|
static BOOL
|
|
_write_bitmap(HBITMAP hBitmap, LPSTREAM pstm, int cx, int cy)
|
|
{
|
|
LPBITMAPFILEHEADER bmfh;
|
|
LPBITMAPINFOHEADER bmih;
|
|
LPBYTE data, lpBits, lpBitsOrg;
|
|
BITMAP bm;
|
|
INT bitCount, sizeImage, offBits, totalSize;
|
|
INT nwidth, nheight, nsizeImage, icount;
|
|
HDC xdc;
|
|
BOOL result = FALSE;
|
|
|
|
|
|
xdc = GetDC(0);
|
|
GetObjectA(hBitmap, sizeof(BITMAP), (LPVOID)&bm);
|
|
|
|
/* XXX is this always correct? */
|
|
icount = bm.bmWidth / cx;
|
|
nwidth = cx << 2;
|
|
nheight = cy * ((icount+3)>>2);
|
|
|
|
bitCount = bm.bmBitsPixel == 1 ? 1 : 24;
|
|
sizeImage = ((((bm.bmWidth * bitCount)+31) & ~31) >> 3) * bm.bmHeight;
|
|
nsizeImage = ((((nwidth * bitCount)+31) & ~31) >> 3) * nheight;
|
|
|
|
totalSize = sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER);
|
|
if(bitCount != 24)
|
|
totalSize += (1 << bitCount) * sizeof(RGBQUAD);
|
|
offBits = totalSize;
|
|
totalSize += nsizeImage;
|
|
|
|
data = (LPBYTE)LocalAlloc(LMEM_ZEROINIT, totalSize);
|
|
bmfh = (LPBITMAPFILEHEADER)data;
|
|
bmih = (LPBITMAPINFOHEADER)(data + sizeof(BITMAPFILEHEADER));
|
|
lpBits = data + offBits;
|
|
|
|
/* setup BITMAPFILEHEADER */
|
|
bmfh->bfType = (('M' << 8) | 'B');
|
|
bmfh->bfSize = 0;
|
|
bmfh->bfReserved1 = 0;
|
|
bmfh->bfReserved2 = 0;
|
|
bmfh->bfOffBits = offBits;
|
|
|
|
/* setup BITMAPINFOHEADER */
|
|
bmih->biSize = sizeof(BITMAPINFOHEADER);
|
|
bmih->biWidth = bm.bmWidth;
|
|
bmih->biHeight = bm.bmHeight;
|
|
bmih->biPlanes = 1;
|
|
bmih->biBitCount = bitCount;
|
|
bmih->biCompression = BI_RGB;
|
|
bmih->biSizeImage = nsizeImage;
|
|
bmih->biXPelsPerMeter = 0;
|
|
bmih->biYPelsPerMeter = 0;
|
|
bmih->biClrUsed = 0;
|
|
bmih->biClrImportant = 0;
|
|
|
|
lpBitsOrg = (LPBYTE)LocalAlloc(LMEM_ZEROINIT, nsizeImage);
|
|
if(!GetDIBits(xdc, hBitmap, 0, bm.bmHeight, lpBitsOrg,
|
|
(BITMAPINFO *)bmih, DIB_RGB_COLORS))
|
|
goto failed;
|
|
else {
|
|
int i;
|
|
int obpl = (((bm.bmWidth*bitCount+31) & ~31)>>3);
|
|
int nbpl = (((nwidth*bitCount+31) & ~31)>>3);
|
|
|
|
for(i = 0; i < nheight; i++) {
|
|
int ooff = ((nheight-1-i)%cy) * obpl + ((i/cy) * nbpl);
|
|
int noff = (nbpl * (nheight-1-i));
|
|
memcpy(lpBits + noff, lpBitsOrg + ooff, nbpl);
|
|
}
|
|
}
|
|
|
|
bmih->biWidth = nwidth;
|
|
bmih->biHeight = nheight;
|
|
|
|
if(bitCount == 1) {
|
|
/* Hack. */
|
|
LPBITMAPINFO inf = (LPBITMAPINFO)bmih;
|
|
inf->bmiColors[0].rgbRed = inf->bmiColors[0].rgbGreen = inf->bmiColors[0].rgbBlue = 0;
|
|
inf->bmiColors[1].rgbRed = inf->bmiColors[1].rgbGreen = inf->bmiColors[1].rgbBlue = 0xff;
|
|
}
|
|
|
|
if(!SUCCEEDED(IStream_Write(pstm, data, totalSize, NULL)))
|
|
goto failed;
|
|
|
|
result = TRUE;
|
|
|
|
failed:
|
|
ReleaseDC(0, xdc);
|
|
LocalFree((HLOCAL)lpBitsOrg);
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* ImageList_Write [COMCTL32.@]
|
|
*
|
|
* Writes an image list to a stream.
|
|
*
|
|
* PARAMS
|
|
* himl [I] handle to image list
|
|
* pstm [O] Pointer to a stream.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* BUGS
|
|
* probably.
|
|
*/
|
|
|
|
BOOL WINAPI
|
|
ImageList_Write (HIMAGELIST himl, LPSTREAM pstm)
|
|
{
|
|
ILHEAD ilHead;
|
|
int i;
|
|
|
|
if (!is_valid(himl))
|
|
return FALSE;
|
|
|
|
ilHead.usMagic = (('L' << 8) | 'I');
|
|
ilHead.usVersion = 0x101;
|
|
ilHead.cCurImage = himl->cCurImage;
|
|
ilHead.cMaxImage = himl->cMaxImage;
|
|
ilHead.cGrow = himl->cGrow;
|
|
ilHead.cx = himl->cx;
|
|
ilHead.cy = himl->cy;
|
|
ilHead.bkcolor = himl->clrBk;
|
|
ilHead.flags = himl->flags;
|
|
for(i = 0; i < 4; i++) {
|
|
ilHead.ovls[i] = himl->nOvlIdx[i];
|
|
}
|
|
|
|
if(!SUCCEEDED(IStream_Write(pstm, &ilHead, sizeof(ILHEAD), NULL)))
|
|
return FALSE;
|
|
|
|
/* write the bitmap */
|
|
if(!_write_bitmap(himl->hbmImage, pstm, himl->cx, himl->cy))
|
|
return FALSE;
|
|
|
|
/* write the mask if we have one */
|
|
if(himl->flags & ILC_MASK) {
|
|
if(!_write_bitmap(himl->hbmMask, pstm, himl->cx, himl->cy))
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|