Sweden-Number/dlls/uxtheme/draw.c

1239 lines
44 KiB
C

/*
* Win32 5.1 Theme drawing
*
* Copyright (C) 2003 Kevin Koltzau
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdlib.h>
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "wingdi.h"
#include "uxtheme.h"
#include "tmschema.h"
#include "msstyles.h"
#include "uxthemedll.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(uxtheme);
/***********************************************************************
* Defines and global variables
*/
extern ATOM atDialogThemeEnabled;
/***********************************************************************/
/***********************************************************************
* EnableThemeDialogTexture (UXTHEME.@)
*/
HRESULT WINAPI EnableThemeDialogTexture(HWND hwnd, DWORD dwFlags)
{
static const WCHAR szTab[] = { 'T','a','b',0 };
HRESULT hr;
TRACE("(%p,0x%08lx\n", hwnd, dwFlags);
hr = SetPropW (hwnd, MAKEINTATOMW (atDialogThemeEnabled),
(HANDLE)(dwFlags|0x80000000));
/* 0x80000000 serves as a "flags set" flag */
if (FAILED(hr))
return hr;
if (dwFlags & ETDT_USETABTEXTURE)
return SetWindowTheme (hwnd, NULL, szTab);
else
return SetWindowTheme (hwnd, NULL, NULL);
return S_OK;
}
/***********************************************************************
* IsThemeDialogTextureEnabled (UXTHEME.@)
*/
BOOL WINAPI IsThemeDialogTextureEnabled(HWND hwnd)
{
DWORD dwDialogTextureFlags;
TRACE("(%p)\n", hwnd);
dwDialogTextureFlags = (DWORD)GetPropW (hwnd,
MAKEINTATOMW (atDialogThemeEnabled));
if (dwDialogTextureFlags == 0)
/* Means EnableThemeDialogTexture wasn't called for this dialog */
return TRUE;
return (dwDialogTextureFlags & ETDT_ENABLE) && !(dwDialogTextureFlags & ETDT_DISABLE);
}
/***********************************************************************
* DrawThemeParentBackground (UXTHEME.@)
*/
HRESULT WINAPI DrawThemeParentBackground(HWND hwnd, HDC hdc, RECT *prc)
{
RECT rt;
POINT org;
HWND hParent;
HRGN clip = NULL;
int hasClip = -1;
TRACE("(%p,%p,%p)\n", hwnd, hdc, prc);
hParent = GetParent(hwnd);
if(!hParent)
hParent = hwnd;
if(prc) {
CopyRect(&rt, prc);
MapWindowPoints(hwnd, NULL, (LPPOINT)&rt, 2);
clip = CreateRectRgn(0,0,1,1);
hasClip = GetClipRgn(hdc, clip);
if(hasClip == -1)
TRACE("Failed to get original clipping region\n");
else
IntersectClipRect(hdc, prc->left, prc->top, prc->right, prc->bottom);
}
else {
GetClientRect(hParent, &rt);
MapWindowPoints(hParent, NULL, (LPPOINT)&rt, 2);
}
OffsetViewportOrgEx(hdc, -rt.left, -rt.top, &org);
SendMessageW(hParent, WM_ERASEBKGND, (WPARAM)hdc, 0);
SendMessageW(hParent, WM_PRINTCLIENT, (WPARAM)hdc, PRF_CLIENT);
SetViewportOrgEx(hdc, org.x, org.y, NULL);
if(prc) {
if(hasClip == 0)
SelectClipRgn(hdc, NULL);
else if(hasClip == 1)
SelectClipRgn(hdc, clip);
DeleteObject(clip);
}
return S_OK;
}
/***********************************************************************
* DrawThemeBackground (UXTHEME.@)
*/
HRESULT WINAPI DrawThemeBackground(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, const RECT *pRect,
const RECT *pClipRect)
{
DTBGOPTS opts;
opts.dwSize = sizeof(DTBGOPTS);
opts.dwFlags = 0;
if(pClipRect) {
opts.dwFlags |= DTBG_CLIPRECT;
CopyRect(&opts.rcClip, pClipRect);
}
return DrawThemeBackgroundEx(hTheme, hdc, iPartId, iStateId, pRect, &opts);
}
/***********************************************************************
* UXTHEME_SelectImage
*
* Select the image to use
*/
static PTHEME_PROPERTY UXTHEME_SelectImage(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT *pRect, BOOL glyph)
{
PTHEME_PROPERTY tp;
int imageselecttype = IST_NONE;
int i;
int image;
if(glyph)
image = TMT_GLYPHIMAGEFILE;
else
image = TMT_IMAGEFILE;
if((tp=MSSTYLES_FindProperty(hTheme, iPartId, iStateId, TMT_FILENAME, image)))
return tp;
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_IMAGESELECTTYPE, &imageselecttype);
if(imageselecttype == IST_DPI) {
int reqdpi = 0;
int screendpi = GetDeviceCaps(hdc, LOGPIXELSX);
for(i=4; i>=0; i--) {
reqdpi = 0;
if(SUCCEEDED(GetThemeInt(hTheme, iPartId, iStateId, i + TMT_MINDPI1, &reqdpi))) {
if(reqdpi != 0 && screendpi >= reqdpi) {
TRACE("Using %d DPI, image %d\n", reqdpi, i + TMT_IMAGEFILE1);
return MSSTYLES_FindProperty(hTheme, iPartId, iStateId, TMT_FILENAME, i + TMT_IMAGEFILE1);
}
}
}
/* If an image couldnt be selected, choose the first one */
return MSSTYLES_FindProperty(hTheme, iPartId, iStateId, TMT_FILENAME, TMT_IMAGEFILE1);
}
else if(imageselecttype == IST_SIZE) {
POINT size = {pRect->right-pRect->left, pRect->bottom-pRect->top};
POINT reqsize;
for(i=4; i>=0; i--) {
if(SUCCEEDED(GetThemePosition(hTheme, iPartId, iStateId, i + TMT_MINSIZE1, &reqsize))) {
if(reqsize.x >= size.x && reqsize.y >= size.y) {
TRACE("Using image size %ldx%ld, image %d\n", reqsize.x, reqsize.y, i + TMT_IMAGEFILE1);
return MSSTYLES_FindProperty(hTheme, iPartId, iStateId, TMT_FILENAME, i + TMT_IMAGEFILE1);
}
}
}
/* If an image couldnt be selected, choose the smallest one */
return MSSTYLES_FindProperty(hTheme, iPartId, iStateId, TMT_FILENAME, TMT_IMAGEFILE1);
}
return NULL;
}
/***********************************************************************
* UXTHEME_LoadImage
*
* Load image for part/state
*/
static HRESULT UXTHEME_LoadImage(HTHEME hTheme, HDC hdc, int iPartId, int iStateId, const RECT *pRect, BOOL glyph,
HBITMAP *hBmp, RECT *bmpRect)
{
int imagelayout = IL_HORIZONTAL;
int imagecount = 1;
BITMAP bmp;
WCHAR szPath[MAX_PATH];
PTHEME_PROPERTY tp = UXTHEME_SelectImage(hTheme, hdc, iPartId, iStateId, pRect, glyph);
if(!tp) {
FIXME("Couldn't determine image for part/state %d/%d, invalid theme?\n", iPartId, iStateId);
return E_PROP_ID_UNSUPPORTED;
}
lstrcpynW(szPath, tp->lpValue, min(tp->dwValueLen+1, sizeof(szPath)/sizeof(szPath[0])));
*hBmp = MSSTYLES_LoadBitmap(hdc, hTheme, szPath);
if(!*hBmp) {
TRACE("Failed to load bitmap %s\n", debugstr_w(szPath));
return HRESULT_FROM_WIN32(GetLastError());
}
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_IMAGELAYOUT, &imagelayout);
GetThemeInt(hTheme, iPartId, iStateId, TMT_IMAGECOUNT, &imagecount);
GetObjectW(*hBmp, sizeof(bmp), &bmp);
if(imagelayout == IL_VERTICAL) {
int height = bmp.bmHeight/imagecount;
bmpRect->left = 0;
bmpRect->right = bmp.bmWidth;
bmpRect->top = (max(min(imagecount, iStateId), 1)-1) * height;
bmpRect->bottom = bmpRect->top + height;
}
else {
int width = bmp.bmWidth/imagecount;
bmpRect->left = (max(min(imagecount, iStateId), 1)-1) * width;
bmpRect->right = bmpRect->left + width;
bmpRect->top = 0;
bmpRect->bottom = bmp.bmHeight;
}
return S_OK;
}
/***********************************************************************
* UXTHEME_StretchBlt
*
* Pseudo TransparentBlt/StretchBlt
*/
static inline BOOL UXTHEME_StretchBlt(HDC hdcDst, int nXOriginDst, int nYOriginDst, int nWidthDst, int nHeightDst,
HDC hdcSrc, int nXOriginSrc, int nYOriginSrc, int nWidthSrc, int nHeightSrc,
BOOL transparent, COLORREF transcolor)
{
if(transparent) {
/* Ensure we don't pass any negative values to TransparentBlt */
return TransparentBlt(hdcDst, nXOriginDst, nYOriginDst, abs(nWidthDst), abs(nHeightDst),
hdcSrc, nXOriginSrc, nYOriginSrc, abs(nWidthSrc), abs(nHeightSrc),
transcolor);
}
/* This should be using AlphaBlend */
return StretchBlt(hdcDst, nXOriginDst, nYOriginDst, nWidthDst, nHeightDst,
hdcSrc, nXOriginSrc, nYOriginSrc, nWidthSrc, nHeightSrc,
SRCCOPY);
}
/***********************************************************************
* UXTHEME_Blt
*
* Simplify sending same width/height for both source and dest
*/
static inline BOOL UXTHEME_Blt(HDC hdcDest, int nXOriginDest, int nYOriginDest, int nWidthDest, int nHeightDest,
HDC hdcSrc, int nXOriginSrc, int nYOriginSrc,
BOOL transparent, COLORREF transcolor)
{
return UXTHEME_StretchBlt(hdcDest, nXOriginDest, nYOriginDest, nWidthDest, nHeightDest,
hdcSrc, nXOriginSrc, nYOriginSrc, nWidthDest, nHeightDest,
transparent, transcolor);
}
/***********************************************************************
* UXTHEME_SizedBlt
*
* Stretches or tiles, depending on sizingtype.
*/
static inline BOOL UXTHEME_SizedBlt (HDC hdcDst, int nXOriginDst, int nYOriginDst,
int nWidthDst, int nHeightDst,
HDC hdcSrc, int nXOriginSrc, int nYOriginSrc,
int nWidthSrc, int nHeightSrc,
int sizingtype)
{
if (sizingtype == ST_TILE)
{
int yOfs = nYOriginDst;
int yRemaining = nHeightDst;
while (yRemaining > 0)
{
int bltHeight = min (yRemaining, nHeightSrc);
int xOfs = nXOriginDst;
int xRemaining = nWidthDst;
while (xRemaining > 0)
{
int bltWidth = min (xRemaining, nWidthSrc);
if (!BitBlt (hdcDst, xOfs, yOfs, bltWidth, bltHeight,
hdcSrc, nXOriginSrc, nYOriginSrc, SRCCOPY))
return FALSE;
xOfs += nWidthSrc;
xRemaining -= nWidthSrc;
}
yOfs += nHeightSrc;
yRemaining -= nHeightSrc;
}
return TRUE;
}
else
{
return StretchBlt (hdcDst, nXOriginDst, nYOriginDst, nWidthDst, nHeightDst,
hdcSrc, nXOriginSrc, nYOriginSrc, nWidthSrc, nHeightSrc,
SRCCOPY);
}
}
/***********************************************************************
* UXTHEME_DrawImageGlyph
*
* Draw an imagefile glyph
*/
static HRESULT UXTHEME_DrawImageGlyph(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, RECT *pRect,
const DTBGOPTS *pOptions)
{
HRESULT hr;
HBITMAP bmpSrc = NULL;
HDC hdcSrc = NULL;
HGDIOBJ oldSrc = NULL;
RECT rcSrc;
BOOL transparent = FALSE;
COLORREF transparentcolor = 0;
int valign = VA_CENTER;
int halign = HA_CENTER;
POINT dstSize;
POINT srcSize;
POINT topleft;
hr = UXTHEME_LoadImage(hTheme, hdc, iPartId, iStateId, pRect, TRUE, &bmpSrc, &rcSrc);
if(FAILED(hr)) return hr;
hdcSrc = CreateCompatibleDC(hdc);
if(!hdcSrc) {
hr = HRESULT_FROM_WIN32(GetLastError());
DeleteObject(bmpSrc);
return hr;
}
oldSrc = SelectObject(hdcSrc, bmpSrc);
dstSize.x = pRect->right-pRect->left;
dstSize.y = pRect->bottom-pRect->top;
srcSize.x = rcSrc.right-rcSrc.left;
srcSize.y = rcSrc.bottom-rcSrc.top;
GetThemeBool(hTheme, iPartId, iStateId, TMT_GLYPHTRANSPARENT, &transparent);
if(transparent) {
if(FAILED(GetThemeColor(hTheme, iPartId, iStateId, TMT_GLYPHTRANSPARENTCOLOR, &transparentcolor))) {
/* If image is transparent, but no color was specified, use magenta */
transparentcolor = RGB(255, 0, 255);
}
}
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_VALIGN, &valign);
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_HALIGN, &halign);
topleft.x = pRect->left;
topleft.y = pRect->top;
if(halign == HA_CENTER) topleft.x += (dstSize.x/2)-(srcSize.x/2);
else if(halign == HA_RIGHT) topleft.x += dstSize.x-srcSize.x;
if(valign == VA_CENTER) topleft.y += (dstSize.y/2)-(srcSize.y/2);
else if(valign == VA_BOTTOM) topleft.y += dstSize.y-srcSize.y;
if(!UXTHEME_Blt(hdc, topleft.x, topleft.y, srcSize.x, srcSize.y,
hdcSrc, rcSrc.left, rcSrc.top,
transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
}
SelectObject(hdcSrc, oldSrc);
DeleteDC(hdcSrc);
DeleteObject(bmpSrc);
return hr;
}
/***********************************************************************
* UXTHEME_DrawImageGlyph
*
* Draw glyph on top of background, if appropriate
*/
static HRESULT UXTHEME_DrawGlyph(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, RECT *pRect,
const DTBGOPTS *pOptions)
{
int glyphtype = GT_NONE;
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_GLYPHTYPE, &glyphtype);
if(glyphtype == GT_IMAGEGLYPH) {
return UXTHEME_DrawImageGlyph(hTheme, hdc, iPartId, iStateId, pRect, pOptions);
}
else if(glyphtype == GT_FONTGLYPH) {
/* I don't know what a font glyph is, I've never seen it used in any themes */
FIXME("Font glyph\n");
}
return S_OK;
}
/***********************************************************************
* get_image_part_size
*
* Used by GetThemePartSize and UXTHEME_DrawImageBackground
*/
static HRESULT get_image_part_size (HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, RECT *prc, THEMESIZE eSize,
POINT *psz)
{
HRESULT hr = S_OK;
HBITMAP bmpSrc;
RECT rcSrc;
hr = UXTHEME_LoadImage(hTheme, hdc, iPartId, iStateId, prc, FALSE, &bmpSrc, &rcSrc);
if (FAILED(hr)) return hr;
switch (eSize)
{
case TS_DRAW:
if (prc != NULL)
{
RECT rcDst;
POINT dstSize;
POINT srcSize;
int sizingtype = ST_STRETCH;
BOOL uniformsizing = FALSE;
CopyRect(&rcDst, prc);
dstSize.x = rcDst.right-rcDst.left;
dstSize.y = rcDst.bottom-rcDst.top;
srcSize.x = rcSrc.right-rcSrc.left;
srcSize.y = rcSrc.bottom-rcSrc.top;
GetThemeBool(hTheme, iPartId, iStateId, TMT_UNIFORMSIZING, &uniformsizing);
if(uniformsizing) {
/* Scale height and width equally */
int widthDiff = abs(srcSize.x-dstSize.x);
int heightDiff = abs(srcSize.y-dstSize.x);
if(widthDiff > heightDiff) {
dstSize.y -= widthDiff-heightDiff;
rcDst.bottom = rcDst.top + dstSize.y;
}
else if(heightDiff > widthDiff) {
dstSize.x -= heightDiff-widthDiff;
rcDst.right = rcDst.left + dstSize.x;
}
}
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_SIZINGTYPE, &sizingtype);
if(sizingtype == ST_TRUESIZE) {
int truesizestretchmark = 100;
if(dstSize.x < 0 || dstSize.y < 0) {
BOOL mirrorimage = TRUE;
GetThemeBool(hTheme, iPartId, iStateId, TMT_MIRRORIMAGE, &mirrorimage);
if(mirrorimage) {
if(dstSize.x < 0) {
rcDst.left += dstSize.x;
rcDst.right += dstSize.x;
}
if(dstSize.y < 0) {
rcDst.top += dstSize.y;
rcDst.bottom += dstSize.y;
}
}
}
/* Only stretch when target exceeds source by truesizestretchmark percent */
GetThemeInt(hTheme, iPartId, iStateId, TMT_TRUESIZESTRETCHMARK, &truesizestretchmark);
if(dstSize.x < 0 || dstSize.y < 0 ||
(MulDiv(srcSize.x, 100, dstSize.x) > truesizestretchmark &&
MulDiv(srcSize.y, 100, dstSize.y) > truesizestretchmark)) {
memcpy (psz, &dstSize, sizeof (SIZE));
}
else {
memcpy (psz, &srcSize, sizeof (SIZE));
}
}
else
{
psz->x = abs(dstSize.x);
psz->y = abs(dstSize.y);
}
break;
}
/* else fall through */
case TS_MIN:
/* FIXME: couldn't figure how native uxtheme computes min size */
case TS_TRUE:
psz->x = rcSrc.right - rcSrc.left;
psz->y = rcSrc.bottom - rcSrc.top;
break;
}
return hr;
}
/***********************************************************************
* UXTHEME_DrawImageBackground
*
* Draw an imagefile background
*/
static HRESULT UXTHEME_DrawImageBackground(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, RECT *pRect,
const DTBGOPTS *pOptions)
{
HRESULT hr = S_OK;
HBITMAP bmpSrc;
HGDIOBJ oldSrc;
HDC hdcSrc;
RECT rcSrc;
RECT rcDst;
POINT dstSize;
POINT srcSize;
POINT drawSize;
int sizingtype = ST_STRETCH;
BOOL transparent = FALSE;
COLORREF transparentcolor = 0;
hr = UXTHEME_LoadImage(hTheme, hdc, iPartId, iStateId, pRect, FALSE, &bmpSrc, &rcSrc);
if(FAILED(hr)) return hr;
hdcSrc = CreateCompatibleDC(hdc);
if(!hdcSrc) {
hr = HRESULT_FROM_WIN32(GetLastError());
DeleteObject(bmpSrc);
return hr;
}
oldSrc = SelectObject(hdcSrc, bmpSrc);
CopyRect(&rcDst, pRect);
GetThemeBool(hTheme, iPartId, iStateId, TMT_TRANSPARENT, &transparent);
if(transparent) {
if(FAILED(GetThemeColor(hTheme, iPartId, iStateId, TMT_TRANSPARENTCOLOR, &transparentcolor))) {
/* If image is transparent, but no color was specified, use magenta */
transparentcolor = RGB(255, 0, 255);
}
}
dstSize.x = rcDst.right-rcDst.left;
dstSize.y = rcDst.bottom-rcDst.top;
srcSize.x = rcSrc.right-rcSrc.left;
srcSize.y = rcSrc.bottom-rcSrc.top;
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_SIZINGTYPE, &sizingtype);
if(sizingtype == ST_TRUESIZE) {
int valign = VA_CENTER, halign = HA_CENTER;
get_image_part_size (hTheme, hdc, iPartId, iStateId, pRect, TS_DRAW, &drawSize);
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_VALIGN, &valign);
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_HALIGN, &halign);
if (halign == HA_CENTER)
rcDst.left += (dstSize.x/2)-(drawSize.x/2);
else if (halign == HA_RIGHT)
rcDst.left = rcDst.right - drawSize.x;
if (valign == VA_CENTER)
rcDst.top += (dstSize.y/2)-(drawSize.y/2);
else if (valign == VA_BOTTOM)
rcDst.top = rcDst.bottom - drawSize.y;
rcDst.right = rcDst.left + drawSize.x;
rcDst.bottom = rcDst.top + drawSize.y;
if(!UXTHEME_StretchBlt(hdc, rcDst.left, rcDst.top, drawSize.x, drawSize.y,
hdcSrc, rcSrc.left, rcSrc.top, srcSize.x, srcSize.y,
transparent, transparentcolor))
hr = HRESULT_FROM_WIN32(GetLastError());
}
else {
HDC hdcDst = NULL;
HBITMAP bmpDst = NULL;
HGDIOBJ oldDst = NULL;
MARGINS sm;
dstSize.x = abs(dstSize.x);
dstSize.y = abs(dstSize.y);
GetThemeMargins(hTheme, hdc, iPartId, iStateId, TMT_SIZINGMARGINS, NULL, &sm);
hdcDst = CreateCompatibleDC(hdc);
if(!hdcDst) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
bmpDst = CreateCompatibleBitmap(hdc, dstSize.x, dstSize.y);
if(!bmpDst) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
oldDst = SelectObject(hdcDst, bmpDst);
/* Upper left corner */
if(!BitBlt(hdcDst, 0, 0, sm.cxLeftWidth, sm.cyTopHeight,
hdcSrc, rcSrc.left, rcSrc.top, SRCCOPY)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Upper right corner */
if(!BitBlt(hdcDst, dstSize.x-sm.cxRightWidth, 0, sm.cxRightWidth, sm.cyTopHeight,
hdcSrc, rcSrc.right-sm.cxRightWidth, rcSrc.top, SRCCOPY)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Lower left corner */
if(!BitBlt(hdcDst, 0, dstSize.y-sm.cyBottomHeight, sm.cxLeftWidth, sm.cyBottomHeight,
hdcSrc, rcSrc.left, rcSrc.bottom-sm.cyBottomHeight, SRCCOPY)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Lower right corner */
if(!BitBlt(hdcDst, dstSize.x-sm.cxRightWidth, dstSize.y-sm.cyBottomHeight, sm.cxRightWidth, sm.cyBottomHeight,
hdcSrc, rcSrc.right-sm.cxRightWidth, rcSrc.bottom-sm.cyBottomHeight, SRCCOPY)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
if ((sizingtype == ST_STRETCH) || (sizingtype == ST_TILE)) {
int destCenterWidth = dstSize.x - (sm.cxLeftWidth + sm.cxRightWidth);
int srcCenterWidth = srcSize.x - (sm.cxLeftWidth + sm.cxRightWidth);
int destCenterHeight = dstSize.y - (sm.cyTopHeight + sm.cyBottomHeight);
int srcCenterHeight = srcSize.y - (sm.cyTopHeight + sm.cyBottomHeight);
if(destCenterWidth > 0) {
/* Center top */
if(!UXTHEME_SizedBlt(hdcDst, sm.cxLeftWidth, 0, destCenterWidth, sm.cyTopHeight,
hdcSrc, rcSrc.left+sm.cxLeftWidth, rcSrc.top, srcCenterWidth, sm.cyTopHeight, sizingtype)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Center bottom */
if(!UXTHEME_SizedBlt(hdcDst, sm.cxLeftWidth, dstSize.y-sm.cyBottomHeight, destCenterWidth, sm.cyBottomHeight,
hdcSrc, rcSrc.left+sm.cxLeftWidth, rcSrc.bottom-sm.cyBottomHeight, srcCenterWidth, sm.cyTopHeight, sizingtype)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
}
if(destCenterHeight > 0) {
/* Left center */
if(!UXTHEME_SizedBlt(hdcDst, 0, sm.cyTopHeight, sm.cxLeftWidth, destCenterHeight,
hdcSrc, rcSrc.left, rcSrc.top+sm.cyTopHeight, sm.cxLeftWidth, srcCenterHeight, sizingtype)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Right center */
if(!UXTHEME_SizedBlt(hdcDst, dstSize.x-sm.cxRightWidth, sm.cyTopHeight, sm.cxRightWidth, destCenterHeight,
hdcSrc, rcSrc.right-sm.cxRightWidth, rcSrc.top+sm.cyTopHeight, sm.cxRightWidth, srcCenterHeight, sizingtype)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
}
if(destCenterHeight > 0 && destCenterWidth > 0) {
BOOL borderonly = FALSE;
GetThemeBool(hTheme, iPartId, iStateId, TMT_BORDERONLY, &borderonly);
if(!borderonly) {
/* Center */
if(!UXTHEME_SizedBlt(hdcDst, sm.cxLeftWidth, sm.cyTopHeight, destCenterWidth, destCenterHeight,
hdcSrc, rcSrc.left+sm.cxLeftWidth, rcSrc.top+sm.cyTopHeight, srcCenterWidth, srcCenterHeight, sizingtype)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
}
}
}
if(!UXTHEME_Blt(hdc, rcDst.left, rcDst.top, dstSize.x, dstSize.y,
hdcDst, 0, 0,
transparent, transparentcolor))
hr = HRESULT_FROM_WIN32(GetLastError());
draw_error:
if(hdcDst) {
SelectObject(hdcDst, oldDst);
DeleteDC(hdcDst);
}
if(bmpDst) DeleteObject(bmpDst);
}
SelectObject(hdcSrc, oldSrc);
DeleteObject(bmpSrc);
DeleteDC(hdcSrc);
CopyRect(pRect, &rcDst);
return hr;
}
/***********************************************************************
* UXTHEME_DrawBorderRectangle
*
* Draw the bounding rectangle for a borderfill background
*/
static HRESULT UXTHEME_DrawBorderRectangle(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, RECT *pRect,
const DTBGOPTS *pOptions)
{
HRESULT hr = S_OK;
HPEN hPen;
HGDIOBJ oldPen;
COLORREF bordercolor = RGB(0,0,0);
int bordersize = 1;
GetThemeInt(hTheme, iPartId, iStateId, TMT_BORDERSIZE, &bordersize);
if(bordersize > 0) {
POINT ptCorners[5];
ptCorners[0].x = pRect->left;
ptCorners[0].y = pRect->top;
ptCorners[1].x = pRect->right-1;
ptCorners[1].y = pRect->top;
ptCorners[2].x = pRect->right-1;
ptCorners[2].y = pRect->bottom-1;
ptCorners[3].x = pRect->left;
ptCorners[3].y = pRect->bottom-1;
ptCorners[4].x = pRect->left;
ptCorners[4].y = pRect->top;
InflateRect(pRect, -bordersize, -bordersize);
if(pOptions->dwFlags & DTBG_OMITBORDER)
return S_OK;
GetThemeColor(hTheme, iPartId, iStateId, TMT_BORDERCOLOR, &bordercolor);
hPen = CreatePen(PS_SOLID, bordersize, bordercolor);
if(!hPen)
return HRESULT_FROM_WIN32(GetLastError());
oldPen = SelectObject(hdc, hPen);
if(!Polyline(hdc, ptCorners, 5))
hr = HRESULT_FROM_WIN32(GetLastError());
SelectObject(hdc, oldPen);
DeleteObject(hPen);
}
return hr;
}
/***********************************************************************
* UXTHEME_DrawBackgroundFill
*
* Fill a borderfill background rectangle
*/
static HRESULT UXTHEME_DrawBackgroundFill(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, RECT *pRect,
const DTBGOPTS *pOptions)
{
HRESULT hr = S_OK;
int filltype = FT_SOLID;
TRACE("(%d,%d,%ld)\n", iPartId, iStateId, pOptions->dwFlags);
if(pOptions->dwFlags & DTBG_OMITCONTENT)
return S_OK;
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_FILLTYPE, &filltype);
if(filltype == FT_SOLID) {
HBRUSH hBrush;
COLORREF fillcolor = RGB(255,255,255);
GetThemeColor(hTheme, iPartId, iStateId, TMT_FILLCOLOR, &fillcolor);
hBrush = CreateSolidBrush(fillcolor);
if(!FillRect(hdc, pRect, hBrush))
hr = HRESULT_FROM_WIN32(GetLastError());
DeleteObject(hBrush);
}
else if(filltype == FT_VERTGRADIENT || filltype == FT_HORZGRADIENT) {
/* FIXME: This only accounts for 2 gradient colors (out of 5) and ignores
the gradient ratios (no idea how those work)
Few themes use this, and the ones I've seen only use 2 colors with
a gradient ratio of 0 and 255 respectivly
*/
COLORREF gradient1 = RGB(0,0,0);
COLORREF gradient2 = RGB(255,255,255);
TRIVERTEX vert[2];
GRADIENT_RECT gRect;
FIXME("Gradient implementation not complete\n");
GetThemeColor(hTheme, iPartId, iStateId, TMT_GRADIENTCOLOR1, &gradient1);
GetThemeColor(hTheme, iPartId, iStateId, TMT_GRADIENTCOLOR2, &gradient2);
vert[0].x = pRect->left;
vert[0].y = pRect->top;
vert[0].Red = GetRValue(gradient1) << 8;
vert[0].Green = GetGValue(gradient1) << 8;
vert[0].Blue = GetBValue(gradient1) << 8;
vert[0].Alpha = 0x0000;
vert[1].x = pRect->right;
vert[1].y = pRect->bottom;
vert[1].Red = GetRValue(gradient2) << 8;
vert[1].Green = GetGValue(gradient2) << 8;
vert[1].Blue = GetBValue(gradient2) << 8;
vert[1].Alpha = 0x0000;
gRect.UpperLeft = 0;
gRect.LowerRight = 1;
GradientFill(hdc,vert,2,&gRect,1,filltype==FT_HORZGRADIENT?GRADIENT_FILL_RECT_H:GRADIENT_FILL_RECT_V);
}
else if(filltype == FT_RADIALGRADIENT) {
/* I've never seen this used in a theme */
FIXME("Radial gradient\n");
}
else if(filltype == FT_TILEIMAGE) {
/* I've never seen this used in a theme */
FIXME("Tile image\n");
}
return hr;
}
/***********************************************************************
* UXTHEME_DrawBorderBackground
*
* Draw an imagefile background
*/
static HRESULT UXTHEME_DrawBorderBackground(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, const RECT *pRect,
const DTBGOPTS *pOptions)
{
HRESULT hr;
RECT rt;
CopyRect(&rt, pRect);
hr = UXTHEME_DrawBorderRectangle(hTheme, hdc, iPartId, iStateId, &rt, pOptions);
if(FAILED(hr))
return hr;
return UXTHEME_DrawBackgroundFill(hTheme, hdc, iPartId, iStateId, &rt, pOptions);
}
/***********************************************************************
* DrawThemeBackgroundEx (UXTHEME.@)
*/
HRESULT WINAPI DrawThemeBackgroundEx(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, const RECT *pRect,
const DTBGOPTS *pOptions)
{
HRESULT hr;
const DTBGOPTS defaultOpts = {sizeof(DTBGOPTS), 0, {0,0,0,0}};
const DTBGOPTS *opts;
HRGN clip = NULL;
int hasClip = -1;
int bgtype = BT_BORDERFILL;
RECT rt;
TRACE("(%p,%p,%d,%d,%ld,%ld)\n", hTheme, hdc, iPartId, iStateId,pRect->left,pRect->top);
if(!hTheme)
return E_HANDLE;
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_BGTYPE, &bgtype);
if (bgtype == BT_NONE) return S_OK;
/* Ensure we have a DTBGOPTS structure available, simplifies some of the code */
opts = pOptions;
if(!opts) opts = &defaultOpts;
if(opts->dwFlags & DTBG_CLIPRECT) {
clip = CreateRectRgn(0,0,1,1);
hasClip = GetClipRgn(hdc, clip);
if(hasClip == -1)
TRACE("Failed to get original clipping region\n");
else
IntersectClipRect(hdc, opts->rcClip.left, opts->rcClip.top, opts->rcClip.right, opts->rcClip.bottom);
}
CopyRect(&rt, pRect);
if(bgtype == BT_IMAGEFILE)
hr = UXTHEME_DrawImageBackground(hTheme, hdc, iPartId, iStateId, &rt, opts);
else if(bgtype == BT_BORDERFILL)
hr = UXTHEME_DrawBorderBackground(hTheme, hdc, iPartId, iStateId, pRect, opts);
else {
FIXME("Unknown background type\n");
/* This should never happen, and hence I don't know what to return */
hr = E_FAIL;
}
if(SUCCEEDED(hr))
hr = UXTHEME_DrawGlyph(hTheme, hdc, iPartId, iStateId, &rt, opts);
if(opts->dwFlags & DTBG_CLIPRECT) {
if(hasClip == 0)
SelectClipRgn(hdc, NULL);
else if(hasClip == 1)
SelectClipRgn(hdc, clip);
DeleteObject(clip);
}
return hr;
}
/***********************************************************************
* DrawThemeEdge (UXTHEME.@)
*/
HRESULT WINAPI DrawThemeEdge(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, const RECT *pDestRect, UINT uEdge,
UINT uFlags, RECT *pContentRect)
{
FIXME("%d %d 0x%08x 0x%08x: stub\n", iPartId, iStateId, uEdge, uFlags);
if(!hTheme)
return E_HANDLE;
return ERROR_CALL_NOT_IMPLEMENTED;
}
/***********************************************************************
* DrawThemeIcon (UXTHEME.@)
*/
HRESULT WINAPI DrawThemeIcon(HTHEME hTheme, HDC hdc, int iPartId, int iStateId,
const RECT *pRect, HIMAGELIST himl, int iImageIndex)
{
FIXME("%d %d: stub\n", iPartId, iStateId);
if(!hTheme)
return E_HANDLE;
return ERROR_CALL_NOT_IMPLEMENTED;
}
/***********************************************************************
* DrawThemeText (UXTHEME.@)
*/
HRESULT WINAPI DrawThemeText(HTHEME hTheme, HDC hdc, int iPartId, int iStateId,
LPCWSTR pszText, int iCharCount, DWORD dwTextFlags,
DWORD dwTextFlags2, const RECT *pRect)
{
HRESULT hr;
HFONT hFont = NULL;
HGDIOBJ oldFont = NULL;
LOGFONTW logfont;
COLORREF textColor;
COLORREF oldTextColor;
int oldBkMode;
RECT rt;
TRACE("%d %d: stub\n", iPartId, iStateId);
if(!hTheme)
return E_HANDLE;
hr = GetThemeFont(hTheme, hdc, iPartId, iStateId, TMT_FONT, &logfont);
if(SUCCEEDED(hr)) {
hFont = CreateFontIndirectW(&logfont);
if(!hFont)
TRACE("Failed to create font\n");
}
CopyRect(&rt, pRect);
if(hFont)
oldFont = SelectObject(hdc, hFont);
if(dwTextFlags2 & DTT_GRAYED)
textColor = GetSysColor(COLOR_GRAYTEXT);
else {
if(FAILED(GetThemeColor(hTheme, iPartId, iStateId, TMT_TEXTCOLOR, &textColor)))
textColor = GetTextColor(hdc);
}
oldTextColor = SetTextColor(hdc, textColor);
oldBkMode = SetBkMode(hdc, TRANSPARENT);
DrawTextW(hdc, pszText, iCharCount, &rt, dwTextFlags);
SetBkMode(hdc, oldBkMode);
SetTextColor(hdc, oldTextColor);
if(hFont) {
SelectObject(hdc, oldFont);
DeleteObject(hFont);
}
return S_OK;
}
/***********************************************************************
* GetThemeBackgroundContentRect (UXTHEME.@)
*/
HRESULT WINAPI GetThemeBackgroundContentRect(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId,
const RECT *pBoundingRect,
RECT *pContentRect)
{
MARGINS margin;
HRESULT hr;
TRACE("(%d,%d)\n", iPartId, iStateId);
if(!hTheme)
return E_HANDLE;
/* try content margins property... */
hr = GetThemeMargins(hTheme, hdc, iPartId, iStateId, TMT_CONTENTMARGINS, NULL, &margin);
if(SUCCEEDED(hr)) {
pContentRect->left = pBoundingRect->left + margin.cxLeftWidth;
pContentRect->top = pBoundingRect->top + margin.cyTopHeight;
pContentRect->right = pBoundingRect->right - margin.cxRightWidth;
pContentRect->bottom = pBoundingRect->bottom - margin.cyBottomHeight;
} else {
/* otherwise, try to determine content rect from the background type and props */
int bgtype = BT_BORDERFILL;
memcpy(pContentRect, pBoundingRect, sizeof(RECT));
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_BGTYPE, &bgtype);
if(bgtype == BT_BORDERFILL) {
int bordersize = 1;
GetThemeInt(hTheme, iPartId, iStateId, TMT_BORDERSIZE, &bordersize);
InflateRect(pContentRect, -bordersize, -bordersize);
} else if ((bgtype == BT_IMAGEFILE)
&& (SUCCEEDED(hr = GetThemeMargins(hTheme, hdc, iPartId, iStateId,
TMT_SIZINGMARGINS, NULL, &margin)))) {
pContentRect->left = pBoundingRect->left + margin.cxLeftWidth;
pContentRect->top = pBoundingRect->top + margin.cyTopHeight;
pContentRect->right = pBoundingRect->right - margin.cxRightWidth;
pContentRect->bottom = pBoundingRect->bottom - margin.cyBottomHeight;
}
/* If nothing was found, leave unchanged */
}
TRACE("left:%ld,top:%ld,right:%ld,bottom:%ld\n", pContentRect->left, pContentRect->top, pContentRect->right, pContentRect->bottom);
return S_OK;
}
/***********************************************************************
* GetThemeBackgroundExtent (UXTHEME.@)
*/
HRESULT WINAPI GetThemeBackgroundExtent(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, const RECT *pContentRect,
RECT *pExtentRect)
{
MARGINS margin;
HRESULT hr;
TRACE("(%d,%d)\n", iPartId, iStateId);
if(!hTheme)
return E_HANDLE;
/* try content margins property... */
hr = GetThemeMargins(hTheme, hdc, iPartId, iStateId, TMT_CONTENTMARGINS, NULL, &margin);
if(SUCCEEDED(hr)) {
pExtentRect->left = pContentRect->left - margin.cxLeftWidth;
pExtentRect->top = pContentRect->top - margin.cyTopHeight;
pExtentRect->right = pContentRect->right + margin.cxRightWidth;
pExtentRect->bottom = pContentRect->bottom + margin.cyBottomHeight;
} else {
/* otherwise, try to determine content rect from the background type and props */
int bgtype = BT_BORDERFILL;
memcpy(pExtentRect, pContentRect, sizeof(RECT));
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_BGTYPE, &bgtype);
if(bgtype == BT_BORDERFILL) {
int bordersize = 1;
GetThemeInt(hTheme, iPartId, iStateId, TMT_BORDERSIZE, &bordersize);
InflateRect(pExtentRect, bordersize, bordersize);
} else if ((bgtype == BT_IMAGEFILE)
&& (SUCCEEDED(hr = GetThemeMargins(hTheme, hdc, iPartId, iStateId,
TMT_SIZINGMARGINS, NULL, &margin)))) {
pExtentRect->left = pContentRect->left - margin.cxLeftWidth;
pExtentRect->top = pContentRect->top - margin.cyTopHeight;
pExtentRect->right = pContentRect->right + margin.cxRightWidth;
pExtentRect->bottom = pContentRect->bottom + margin.cyBottomHeight;
}
/* If nothing was found, leave unchanged */
}
TRACE("left:%ld,top:%ld,right:%ld,bottom:%ld\n", pExtentRect->left, pExtentRect->top, pExtentRect->right, pExtentRect->bottom);
return S_OK;
}
/***********************************************************************
* GetThemeBackgroundRegion (UXTHEME.@)
*
* Calculate the background region, taking into consideration transparent areas
* of the background image.
*/
HRESULT WINAPI GetThemeBackgroundRegion(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, const RECT *pRect,
HRGN *pRegion)
{
HRESULT hr = S_OK;
int bgtype = BT_BORDERFILL;
TRACE("(%p,%p,%d,%d)\n", hTheme, hdc, iPartId, iStateId);
if(!hTheme)
return E_HANDLE;
if(!pRect || !pRegion)
return E_POINTER;
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_BGTYPE, &bgtype);
if(bgtype == BT_IMAGEFILE) {
FIXME("Images not handled yet\n");
hr = ERROR_CALL_NOT_IMPLEMENTED;
}
else if(bgtype == BT_BORDERFILL) {
*pRegion = CreateRectRgn(pRect->left, pRect->top, pRect->right, pRect->bottom);
if(!*pRegion)
hr = HRESULT_FROM_WIN32(GetLastError());
}
else {
FIXME("Unknown background type\n");
/* This should never happen, and hence I don't know what to return */
hr = E_FAIL;
}
return hr;
}
/* compute part size for "borderfill" backgrounds */
HRESULT get_border_background_size (HTHEME hTheme, int iPartId,
int iStateId, THEMESIZE eSize, POINT* psz)
{
HRESULT hr = S_OK;
int bordersize = 1;
if (SUCCEEDED (hr = GetThemeInt(hTheme, iPartId, iStateId, TMT_BORDERSIZE,
&bordersize)))
{
psz->x = psz->y = 2*bordersize;
if (eSize != TS_MIN)
{
psz->x++;
psz->y++;
}
}
return hr;
}
/***********************************************************************
* GetThemePartSize (UXTHEME.@)
*/
HRESULT WINAPI GetThemePartSize(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, RECT *prc, THEMESIZE eSize,
SIZE *psz)
{
int bgtype = BT_BORDERFILL;
HRESULT hr = S_OK;
POINT size = {1, 1};
if(!hTheme)
return E_HANDLE;
GetThemeEnumValue(hTheme, iPartId, iStateId, TMT_BGTYPE, &bgtype);
if (bgtype == BT_NONE)
/* do nothing */;
else if(bgtype == BT_IMAGEFILE)
hr = get_image_part_size (hTheme, hdc, iPartId, iStateId, prc, eSize, &size);
else if(bgtype == BT_BORDERFILL)
hr = get_border_background_size (hTheme, iPartId, iStateId, eSize, &size);
else {
FIXME("Unknown background type\n");
/* This should never happen, and hence I don't know what to return */
hr = E_FAIL;
}
psz->cx = size.x;
psz->cy = size.y;
return hr;
}
/***********************************************************************
* GetThemeTextExtent (UXTHEME.@)
*/
HRESULT WINAPI GetThemeTextExtent(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, LPCWSTR pszText, int iCharCount,
DWORD dwTextFlags, const RECT *pBoundingRect,
RECT *pExtentRect)
{
HRESULT hr;
HFONT hFont = NULL;
HGDIOBJ oldFont = NULL;
LOGFONTW logfont;
RECT rt = {0,0,0xFFFF,0xFFFF};
TRACE("%d %d: stub\n", iPartId, iStateId);
if(!hTheme)
return E_HANDLE;
if(pBoundingRect)
CopyRect(&rt, pBoundingRect);
hr = GetThemeFont(hTheme, hdc, iPartId, iStateId, TMT_FONT, &logfont);
if(SUCCEEDED(hr)) {
hFont = CreateFontIndirectW(&logfont);
if(!hFont)
TRACE("Failed to create font\n");
}
if(hFont)
oldFont = SelectObject(hdc, hFont);
DrawTextW(hdc, pszText, iCharCount, &rt, dwTextFlags|DT_CALCRECT);
CopyRect(pExtentRect, &rt);
if(hFont) {
SelectObject(hdc, oldFont);
DeleteObject(hFont);
}
return S_OK;
}
/***********************************************************************
* GetThemeTextMetrics (UXTHEME.@)
*/
HRESULT WINAPI GetThemeTextMetrics(HTHEME hTheme, HDC hdc, int iPartId,
int iStateId, TEXTMETRICW *ptm)
{
HRESULT hr;
HFONT hFont = NULL;
HGDIOBJ oldFont = NULL;
LOGFONTW logfont;
TRACE("(%p, %p, %d, %d)\n", hTheme, hdc, iPartId, iStateId);
if(!hTheme)
return E_HANDLE;
hr = GetThemeFont(hTheme, hdc, iPartId, iStateId, TMT_FONT, &logfont);
if(SUCCEEDED(hr)) {
hFont = CreateFontIndirectW(&logfont);
if(!hFont)
TRACE("Failed to create font\n");
}
if(hFont)
oldFont = SelectObject(hdc, hFont);
if(!GetTextMetricsW(hdc, ptm))
hr = HRESULT_FROM_WIN32(GetLastError());
if(hFont) {
SelectObject(hdc, oldFont);
DeleteObject(hFont);
}
return hr;
}
/***********************************************************************
* IsThemeBackgroundPartiallyTransparent (UXTHEME.@)
*/
BOOL WINAPI IsThemeBackgroundPartiallyTransparent(HTHEME hTheme, int iPartId,
int iStateId)
{
BOOL transparent = FALSE;
TRACE("(%d,%d)\n", iPartId, iStateId);
GetThemeBool(hTheme, iPartId, iStateId, TMT_TRANSPARENT, &transparent);
return transparent;
}