+++ /dev/null
-/*
- * Header control
- *
- * Copyright 1998 Eric Kohl
- * Copyright 2000 Eric Kohl for CodeWeavers
- * Copyright 2003 Maxime Bellenge
- * Copyright 2006 Mikolaj Zalewski
- *
- * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
- *
- * TODO:
- * - Imagelist support (completed?)
- * - Hottrack support (completed?)
- * - Filters support (HDS_FILTER, HDI_FILTER, HDM_*FILTER*, HDN_*FILTER*)
- * - New Windows Vista features
- */
-
-#include "comctl32.h"
-
-WINE_DEFAULT_DEBUG_CHANNEL(header);
-
-typedef struct
-{
- INT cxy;
- HBITMAP hbm;
- LPWSTR pszText;
- INT fmt;
- LPARAM lParam;
- INT iImage;
- INT iOrder; /* see documentation of HD_ITEM */
-
- BOOL bDown; /* is item pressed? (used for drawing) */
- RECT rect; /* bounding rectangle of the item */
- DWORD callbackMask; /* HDI_* flags for items that are callback */
-} HEADER_ITEM;
-
-
-typedef struct
-{
- HWND hwndSelf; /* Control window */
- HWND hwndNotify; /* Owner window to send notifications to */
- INT nNotifyFormat; /* format used for WM_NOTIFY messages */
- UINT uNumItem; /* number of items (columns) */
- INT nHeight; /* height of the header (pixels) */
- HFONT hFont; /* handle to the current font */
- HCURSOR hcurArrow; /* handle to the arrow cursor */
- HCURSOR hcurDivider; /* handle to a cursor (used over dividers) <-|-> */
- HCURSOR hcurDivopen; /* handle to a cursor (used over dividers) <-||-> */
- BOOL bCaptured; /* Is the mouse captured? */
- BOOL bPressed; /* Is a header item pressed (down)? */
- BOOL bDragging; /* Are we dragging an item? */
- BOOL bTracking; /* Is in tracking mode? */
- POINT ptLButtonDown; /* The point where the left button was pressed */
- DWORD dwStyle; /* the cached window GWL_STYLE */
- INT iMoveItem; /* index of tracked item. (Tracking mode) */
- INT xTrackOffset; /* distance between the right side of the tracked item and the cursor */
- INT xOldTrack; /* track offset (see above) after the last WM_MOUSEMOVE */
- INT iHotItem; /* index of hot item (cursor is over this item) */
- INT iHotDivider; /* index of the hot divider (used while dragging an item or by HDM_SETHOTDIVIDER) */
- INT iMargin; /* width of the margin that surrounds a bitmap */
- INT filter_change_timeout; /* change timeout set with HDM_SETFILTERCHANGETIMEOUT */
-
- HIMAGELIST himl; /* handle to an image list (may be 0) */
- HEADER_ITEM *items; /* pointer to array of HEADER_ITEM's */
- INT *order; /* array of item IDs indexed by order */
- BOOL bRectsValid; /* validity flag for bounding rectangles */
-} HEADER_INFO;
-
-
-#define VERT_BORDER 4
-#define DIVIDER_WIDTH 10
-#define HOT_DIVIDER_WIDTH 2
-#define MAX_HEADER_TEXT_LEN 260
-#define HDN_UNICODE_OFFSET 20
-#define HDN_FIRST_UNICODE (HDN_FIRST-HDN_UNICODE_OFFSET)
-
-#define HDI_SUPPORTED_FIELDS (HDI_WIDTH|HDI_TEXT|HDI_FORMAT|HDI_LPARAM|HDI_BITMAP|HDI_IMAGE|HDI_ORDER)
-#define HDI_UNSUPPORTED_FIELDS (HDI_FILTER)
-#define HDI_UNKNOWN_FIELDS (~(HDI_SUPPORTED_FIELDS|HDI_UNSUPPORTED_FIELDS|HDI_DI_SETITEM))
-#define HDI_COMCTL32_4_0_FIELDS (HDI_WIDTH|HDI_TEXT|HDI_FORMAT|HDI_LPARAM|HDI_BITMAP)
-
-
-static BOOL HEADER_PrepareCallbackItems(const HEADER_INFO *infoPtr, INT iItem, INT reqMask);
-static void HEADER_FreeCallbackItems(HEADER_ITEM *lpItem);
-static LRESULT HEADER_SendNotify(const HEADER_INFO *infoPtr, UINT code, NMHDR *hdr);
-static LRESULT HEADER_SendCtrlCustomDraw(const HEADER_INFO *infoPtr, DWORD dwDrawStage, HDC hdc, const RECT *rect);
-
-static const WCHAR themeClass[] = {'H','e','a','d','e','r',0};
-
-static void HEADER_StoreHDItemInHeader(HEADER_ITEM *lpItem, UINT mask, const HDITEMW *phdi, BOOL fUnicode)
-{
- if (mask & HDI_UNSUPPORTED_FIELDS)
- FIXME("unsupported header fields %x\n", (mask & HDI_UNSUPPORTED_FIELDS));
-
- if (mask & HDI_BITMAP)
- lpItem->hbm = phdi->hbm;
-
- if (mask & HDI_FORMAT)
- lpItem->fmt = phdi->fmt;
-
- if (mask & HDI_LPARAM)
- lpItem->lParam = phdi->lParam;
-
- if (mask & HDI_WIDTH)
- lpItem->cxy = phdi->cxy;
-
- if (mask & HDI_IMAGE)
- {
- lpItem->iImage = phdi->iImage;
- if (phdi->iImage == I_IMAGECALLBACK)
- lpItem->callbackMask |= HDI_IMAGE;
- else
- lpItem->callbackMask &= ~HDI_IMAGE;
- }
-
- if (mask & HDI_TEXT)
- {
- Free(lpItem->pszText);
- lpItem->pszText = NULL;
-
- if (phdi->pszText != LPSTR_TEXTCALLBACKW) /* covers != TEXTCALLBACKA too */
- {
- static const WCHAR emptyString[] = {0};
-
- LPCWSTR pszText = (phdi->pszText != NULL ? phdi->pszText : emptyString);
- if (fUnicode)
- Str_SetPtrW(&lpItem->pszText, pszText);
- else
- Str_SetPtrAtoW(&lpItem->pszText, (LPCSTR)pszText);
- lpItem->callbackMask &= ~HDI_TEXT;
- }
- else
- {
- lpItem->pszText = NULL;
- lpItem->callbackMask |= HDI_TEXT;
- }
- }
-}
-
-static inline LRESULT
-HEADER_IndexToOrder (const HEADER_INFO *infoPtr, INT iItem)
-{
- HEADER_ITEM *lpItem = &infoPtr->items[iItem];
- return lpItem->iOrder;
-}
-
-
-static INT
-HEADER_OrderToIndex(const HEADER_INFO *infoPtr, INT iorder)
-{
- if ((iorder <0) || iorder >= infoPtr->uNumItem)
- return iorder;
- return infoPtr->order[iorder];
-}
-
-static void
-HEADER_ChangeItemOrder(const HEADER_INFO *infoPtr, INT iItem, INT iNewOrder)
-{
- HEADER_ITEM *lpItem = &infoPtr->items[iItem];
- INT i, nMin, nMax;
-
- TRACE("%d: %d->%d\n", iItem, lpItem->iOrder, iNewOrder);
- if (lpItem->iOrder < iNewOrder)
- {
- memmove(&infoPtr->order[lpItem->iOrder],
- &infoPtr->order[lpItem->iOrder + 1],
- (iNewOrder - lpItem->iOrder) * sizeof(INT));
- }
- if (iNewOrder < lpItem->iOrder)
- {
- memmove(&infoPtr->order[iNewOrder + 1],
- &infoPtr->order[iNewOrder],
- (lpItem->iOrder - iNewOrder) * sizeof(INT));
- }
- infoPtr->order[iNewOrder] = iItem;
- nMin = min(lpItem->iOrder, iNewOrder);
- nMax = max(lpItem->iOrder, iNewOrder);
- for (i = nMin; i <= nMax; i++)
- infoPtr->items[infoPtr->order[i]].iOrder = i;
-}
-
-/* Note: if iItem is the last item then this function returns infoPtr->uNumItem */
-static INT
-HEADER_NextItem(const HEADER_INFO *infoPtr, INT iItem)
-{
- return HEADER_OrderToIndex(infoPtr, HEADER_IndexToOrder(infoPtr, iItem)+1);
-}
-
-static INT
-HEADER_PrevItem(const HEADER_INFO *infoPtr, INT iItem)
-{
- return HEADER_OrderToIndex(infoPtr, HEADER_IndexToOrder(infoPtr, iItem)-1);
-}
-
-/* TRUE when item is not resizable with dividers,
- note that valid index should be supplied */
-static inline BOOL
-HEADER_IsItemFixed(const HEADER_INFO *infoPtr, INT iItem)
-{
- return (infoPtr->dwStyle & HDS_NOSIZING) || (infoPtr->items[iItem].fmt & HDF_FIXEDWIDTH);
-}
-
-static void
-HEADER_SetItemBounds (HEADER_INFO *infoPtr)
-{
- HEADER_ITEM *phdi;
- RECT rect;
- unsigned int i;
- int x;
-
- infoPtr->bRectsValid = TRUE;
-
- if (infoPtr->uNumItem == 0)
- return;
-
- GetClientRect (infoPtr->hwndSelf, &rect);
-
- x = rect.left;
- for (i = 0; i < infoPtr->uNumItem; i++) {
- phdi = &infoPtr->items[HEADER_OrderToIndex(infoPtr,i)];
- phdi->rect.top = rect.top;
- phdi->rect.bottom = rect.bottom;
- phdi->rect.left = x;
- phdi->rect.right = phdi->rect.left + ((phdi->cxy>0)?phdi->cxy:0);
- x = phdi->rect.right;
- }
-}
-
-static LRESULT
-HEADER_Size (HEADER_INFO *infoPtr)
-{
- HEADER_SetItemBounds(infoPtr);
- return 0;
-}
-
-static void HEADER_GetHotDividerRect(const HEADER_INFO *infoPtr, RECT *r)
-{
- INT iDivider = infoPtr->iHotDivider;
- if (infoPtr->uNumItem > 0)
- {
- HEADER_ITEM *lpItem;
-
- if (iDivider < infoPtr->uNumItem)
- {
- lpItem = &infoPtr->items[iDivider];
- r->left = lpItem->rect.left - HOT_DIVIDER_WIDTH/2;
- r->right = lpItem->rect.left + HOT_DIVIDER_WIDTH/2;
- }
- else
- {
- lpItem = &infoPtr->items[HEADER_OrderToIndex(infoPtr, infoPtr->uNumItem-1)];
- r->left = lpItem->rect.right - HOT_DIVIDER_WIDTH/2;
- r->right = lpItem->rect.right + HOT_DIVIDER_WIDTH/2;
- }
- r->top = lpItem->rect.top;
- r->bottom = lpItem->rect.bottom;
- }
- else
- {
- RECT clientRect;
- GetClientRect(infoPtr->hwndSelf, &clientRect);
- *r = clientRect;
- r->right = r->left + HOT_DIVIDER_WIDTH/2;
- }
-}
-
-static void
-HEADER_FillItemFrame(HEADER_INFO *infoPtr, HDC hdc, RECT *r, const HEADER_ITEM *item, BOOL hottrack)
-{
- HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
-
- if (theme) {
- int state = (item->bDown) ? HIS_PRESSED : (hottrack ? HIS_HOT : HIS_NORMAL);
- DrawThemeBackground (theme, hdc, HP_HEADERITEM, state, r, NULL);
- GetThemeBackgroundContentRect (theme, hdc, HP_HEADERITEM, state, r, r);
- }
- else
- {
- HBRUSH hbr = CreateSolidBrush(GetBkColor(hdc));
- FillRect(hdc, r, hbr);
- DeleteObject(hbr);
- }
-}
-
-static void
-HEADER_DrawItemFrame(HEADER_INFO *infoPtr, HDC hdc, RECT *r, const HEADER_ITEM *item)
-{
- if (GetWindowTheme(infoPtr->hwndSelf)) return;
-
- if (!(infoPtr->dwStyle & HDS_FLAT))
- {
- if (infoPtr->dwStyle & HDS_BUTTONS) {
- if (item->bDown)
- DrawEdge (hdc, r, BDR_RAISEDOUTER, BF_RECT | BF_FLAT | BF_ADJUST);
- else
- DrawEdge (hdc, r, EDGE_RAISED, BF_RECT | BF_SOFT | BF_ADJUST);
- }
- else
- DrawEdge (hdc, r, EDGE_ETCHED, BF_BOTTOM | BF_RIGHT | BF_ADJUST);
- }
-}
-
-/* Create a region for the sort arrow with its bounding rect's top-left
- co-ord x,y and its height h. */
-static HRGN create_sort_arrow( INT x, INT y, INT h, BOOL is_up )
-{
- char buffer[256];
- RGNDATA *data = (RGNDATA *)buffer;
- DWORD size = FIELD_OFFSET(RGNDATA, Buffer[h * sizeof(RECT)]);
- INT i, yinc = 1;
- HRGN rgn;
-
- if (size > sizeof(buffer))
- {
- data = HeapAlloc( GetProcessHeap(), 0, size );
- if (!data) return NULL;
- }
- data->rdh.dwSize = sizeof(data->rdh);
- data->rdh.iType = RDH_RECTANGLES;
- data->rdh.nCount = 0;
- data->rdh.nRgnSize = h * sizeof(RECT);
-
- if (!is_up)
- {
- y += h - 1;
- yinc = -1;
- }
-
- x += h - 1; /* set x to the centre */
-
- for (i = 0; i < h; i++, y += yinc)
- {
- RECT *rect = (RECT *)data->Buffer + data->rdh.nCount;
- rect->left = x - i;
- rect->top = y;
- rect->right = x + i + 1;
- rect->bottom = y + 1;
- data->rdh.nCount++;
- }
- rgn = ExtCreateRegion( NULL, size, data );
- if (data != (RGNDATA *)buffer) HeapFree( GetProcessHeap(), 0, data );
- return rgn;
-}
-
-static INT
-HEADER_DrawItem (HEADER_INFO *infoPtr, HDC hdc, INT iItem, BOOL bHotTrack, LRESULT lCDFlags)
-{
- HEADER_ITEM *phdi = &infoPtr->items[iItem];
- RECT r;
- INT oldBkMode;
- HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
- NMCUSTOMDRAW nmcd;
- int state = 0;
-
- TRACE("DrawItem(iItem %d bHotTrack %d unicode flag %d)\n", iItem, bHotTrack, (infoPtr->nNotifyFormat == NFR_UNICODE));
-
- r = phdi->rect;
- if (r.right - r.left == 0)
- return phdi->rect.right;
-
- if (theme)
- state = (phdi->bDown) ? HIS_PRESSED : (bHotTrack ? HIS_HOT : HIS_NORMAL);
-
- /* Set the colors before sending NM_CUSTOMDRAW so that it can change them */
- SetTextColor(hdc, (bHotTrack && !theme) ? COLOR_HIGHLIGHT : COLOR_BTNTEXT);
- SetBkColor(hdc, comctl32_color.clr3dFace);
-
- if (lCDFlags & CDRF_NOTIFYITEMDRAW && !(phdi->fmt & HDF_OWNERDRAW))
- {
- LRESULT lCDItemFlags;
-
- nmcd.dwDrawStage = CDDS_PREPAINT | CDDS_ITEM;
- nmcd.hdc = hdc;
- nmcd.dwItemSpec = iItem;
- nmcd.rc = r;
- nmcd.uItemState = phdi->bDown ? CDIS_SELECTED : 0;
- nmcd.lItemlParam = phdi->lParam;
-
- lCDItemFlags = HEADER_SendNotify(infoPtr, NM_CUSTOMDRAW, (NMHDR *)&nmcd);
- if (lCDItemFlags & CDRF_SKIPDEFAULT)
- return phdi->rect.right;
- }
-
- /* Fill background, owner could draw over it. */
- HEADER_FillItemFrame(infoPtr, hdc, &r, phdi, bHotTrack);
-
- if (phdi->fmt & HDF_OWNERDRAW)
- {
- DRAWITEMSTRUCT dis;
- BOOL ret;
-
- dis.CtlType = ODT_HEADER;
- dis.CtlID = GetWindowLongPtrW (infoPtr->hwndSelf, GWLP_ID);
- dis.itemID = iItem;
- dis.itemAction = ODA_DRAWENTIRE;
- dis.itemState = phdi->bDown ? ODS_SELECTED : 0;
- dis.hwndItem = infoPtr->hwndSelf;
- dis.hDC = hdc;
- dis.rcItem = phdi->rect;
- dis.itemData = phdi->lParam;
- oldBkMode = SetBkMode(hdc, TRANSPARENT);
- ret = SendMessageW (infoPtr->hwndNotify, WM_DRAWITEM, dis.CtlID, (LPARAM)&dis);
- if (oldBkMode != TRANSPARENT)
- SetBkMode(hdc, oldBkMode);
-
- if (!ret)
- HEADER_FillItemFrame(infoPtr, hdc, &r, phdi, bHotTrack);
-
- /* Edges are always drawn if we don't have attached theme. */
- HEADER_DrawItemFrame(infoPtr, hdc, &r, phdi);
- /* If application processed WM_DRAWITEM we should skip label painting,
- edges are drawn no matter what. */
- if (ret) return phdi->rect.right;
- }
- else
- HEADER_DrawItemFrame(infoPtr, hdc, &r, phdi);
-
- if (phdi->bDown) {
- r.left += 2;
- r.top += 2;
- }
-
- /* Now text and image */
- {
- INT rw, rh; /* width and height of r */
- INT *x = NULL; /* x and ... */
- UINT *w = NULL; /* ... width of the pic (bmp or img) which is part of cnt */
- /* cnt,txt,img,bmp */
- INT cx, tx, ix, bx;
- UINT cw, tw, iw, bw;
- INT img_cx, img_cy;
- INT sort_w, sort_x, sort_h;
- BITMAP bmp;
-
- HEADER_PrepareCallbackItems(infoPtr, iItem, HDI_TEXT|HDI_IMAGE);
- cw = iw = bw = sort_w = sort_h = 0;
- rw = r.right - r.left;
- rh = r.bottom - r.top;
-
- if (phdi->fmt & HDF_STRING) {
- RECT textRect;
-
- SetRectEmpty(&textRect);
-
- if (theme) {
- GetThemeTextExtent(theme, hdc, HP_HEADERITEM, state, phdi->pszText, -1,
- DT_LEFT|DT_VCENTER|DT_SINGLELINE, NULL, &textRect);
- } else {
- DrawTextW (hdc, phdi->pszText, -1,
- &textRect, DT_LEFT|DT_VCENTER|DT_SINGLELINE|DT_CALCRECT);
- }
- cw = textRect.right - textRect.left + 2 * infoPtr->iMargin;
- }
-
- if (phdi->fmt & (HDF_SORTUP | HDF_SORTDOWN)) {
- sort_h = MulDiv( infoPtr->nHeight - VERT_BORDER, 4, 13 );
- sort_w = 2 * sort_h - 1 + infoPtr->iMargin * 2;
- cw += sort_w;
- } else { /* sort arrows take precedent over images/bitmaps */
- if ((phdi->fmt & HDF_IMAGE) && ImageList_GetIconSize( infoPtr->himl, &img_cx, &img_cy )) {
- iw = img_cx + 2 * infoPtr->iMargin;
- x = &ix;
- w = &iw;
- }
-
- if ((phdi->fmt & HDF_BITMAP) && (phdi->hbm)) {
- GetObjectW (phdi->hbm, sizeof(BITMAP), &bmp);
- bw = bmp.bmWidth + 2 * infoPtr->iMargin;
- if (!iw) {
- x = &bx;
- w = &bw;
- }
- }
- if (bw || iw)
- cw += *w;
- }
-
- /* align cx using the unclipped cw */
- if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_LEFT)
- cx = r.left;
- else if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_CENTER)
- cx = r.left + rw / 2 - cw / 2;
- else /* HDF_RIGHT */
- cx = r.right - cw;
-
- /* clip cx & cw */
- if (cx < r.left)
- cx = r.left;
- if (cx + cw > r.right)
- cw = r.right - cx;
-
- tx = cx + infoPtr->iMargin;
- /* since cw might have changed we have to recalculate tw */
- tw = cw - infoPtr->iMargin * 2;
-
- tw -= sort_w;
- sort_x = cx + tw + infoPtr->iMargin * 3;
-
- if (iw || bw) {
- tw -= *w;
- if (phdi->fmt & HDF_BITMAP_ON_RIGHT) {
- /* put pic behind text */
- *x = cx + tw + infoPtr->iMargin * 3;
- } else {
- *x = cx + infoPtr->iMargin;
- /* move text behind pic */
- tx += *w;
- }
- }
-
- if (iw && bw) {
- /* since we're done with the layout we can
- now calculate the position of bmp which
- has no influence on alignment and layout
- because of img */
- if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_RIGHT)
- bx = cx - bw + infoPtr->iMargin;
- else
- bx = cx + cw + infoPtr->iMargin;
- }
-
- if (sort_w || iw || bw) {
- HDC hClipDC = GetDC(infoPtr->hwndSelf);
- HRGN hClipRgn = CreateRectRgn(r.left, r.top, r.right, r.bottom);
- SelectClipRgn(hClipDC, hClipRgn);
-
- if (sort_w) {
- HRGN arrow = create_sort_arrow( sort_x, r.top + (rh - sort_h) / 2,
- sort_h, phdi->fmt & HDF_SORTUP );
- if (arrow) {
- FillRgn( hClipDC, arrow, GetSysColorBrush( COLOR_GRAYTEXT ) );
- DeleteObject( arrow );
- }
- }
-
- if (bw) {
- HDC hdcBitmap = CreateCompatibleDC (hClipDC);
- SelectObject (hdcBitmap, phdi->hbm);
- BitBlt (hClipDC, bx, r.top + (rh - bmp.bmHeight) / 2,
- bmp.bmWidth, bmp.bmHeight, hdcBitmap, 0, 0, SRCCOPY);
- DeleteDC (hdcBitmap);
- }
-
- if (iw) {
- ImageList_DrawEx (infoPtr->himl, phdi->iImage, hClipDC,
- ix, r.top + (rh - img_cy) / 2,
- img_cx, img_cy, CLR_DEFAULT, CLR_DEFAULT, 0);
- }
-
- DeleteObject(hClipRgn);
- ReleaseDC(infoPtr->hwndSelf, hClipDC);
- }
-
- if (((phdi->fmt & HDF_STRING)
- || (!(phdi->fmt & (HDF_OWNERDRAW|HDF_STRING|HDF_BITMAP|
- HDF_BITMAP_ON_RIGHT|HDF_IMAGE)))) /* no explicit format specified? */
- && (phdi->pszText)) {
- oldBkMode = SetBkMode(hdc, TRANSPARENT);
- r.left = tx;
- r.right = tx + tw;
- if (theme) {
- DrawThemeText(theme, hdc, HP_HEADERITEM, state, phdi->pszText,
- -1, DT_LEFT|DT_END_ELLIPSIS|DT_VCENTER|DT_SINGLELINE,
- 0, &r);
- } else {
- DrawTextW (hdc, phdi->pszText, -1,
- &r, DT_LEFT|DT_END_ELLIPSIS|DT_VCENTER|DT_SINGLELINE);
- }
- if (oldBkMode != TRANSPARENT)
- SetBkMode(hdc, oldBkMode);
- }
- HEADER_FreeCallbackItems(phdi);
- }
-
- return phdi->rect.right;
-}
-
-static void
-HEADER_DrawHotDivider(const HEADER_INFO *infoPtr, HDC hdc)
-{
- HBRUSH brush;
- RECT r;
-
- HEADER_GetHotDividerRect(infoPtr, &r);
- brush = CreateSolidBrush(comctl32_color.clrHighlight);
- FillRect(hdc, &r, brush);
- DeleteObject(brush);
-}
-
-static void
-HEADER_Refresh (HEADER_INFO *infoPtr, HDC hdc)
-{
- HFONT hFont, hOldFont;
- RECT rect, rcRest;
- HBRUSH hbrBk;
- UINT i;
- INT x;
- LRESULT lCDFlags;
- HTHEME theme = GetWindowTheme (infoPtr->hwndSelf);
-
- if (!infoPtr->bRectsValid)
- HEADER_SetItemBounds(infoPtr);
-
- /* get rect for the bar, adjusted for the border */
- GetClientRect (infoPtr->hwndSelf, &rect);
- lCDFlags = HEADER_SendCtrlCustomDraw(infoPtr, CDDS_PREPAINT, hdc, &rect);
-
- if (infoPtr->bDragging)
- ImageList_DragShowNolock(FALSE);
-
- hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
- hOldFont = SelectObject (hdc, hFont);
-
- /* draw Background */
- if (infoPtr->uNumItem == 0 && theme == NULL) {
- hbrBk = GetSysColorBrush(COLOR_3DFACE);
- FillRect(hdc, &rect, hbrBk);
- }
-
- x = rect.left;
- for (i = 0; x <= rect.right && i < infoPtr->uNumItem; i++) {
- int idx = HEADER_OrderToIndex(infoPtr,i);
- if (RectVisible(hdc, &infoPtr->items[idx].rect))
- HEADER_DrawItem(infoPtr, hdc, idx, infoPtr->iHotItem == idx, lCDFlags);
- x = infoPtr->items[idx].rect.right;
- }
-
- rcRest = rect;
- rcRest.left = x;
- if ((x <= rect.right) && RectVisible(hdc, &rcRest) && (infoPtr->uNumItem > 0)) {
- if (theme != NULL) {
- DrawThemeBackground(theme, hdc, HP_HEADERITEM, HIS_NORMAL, &rcRest, NULL);
- }
- else if (infoPtr->dwStyle & HDS_FLAT) {
- hbrBk = GetSysColorBrush(COLOR_3DFACE);
- FillRect(hdc, &rcRest, hbrBk);
- }
- else
- {
- if (infoPtr->dwStyle & HDS_BUTTONS)
- DrawEdge (hdc, &rcRest, EDGE_RAISED, BF_TOP|BF_LEFT|BF_BOTTOM|BF_SOFT|BF_MIDDLE);
- else
- DrawEdge (hdc, &rcRest, EDGE_ETCHED, BF_BOTTOM|BF_MIDDLE);
- }
- }
-
- if (infoPtr->iHotDivider != -1)
- HEADER_DrawHotDivider(infoPtr, hdc);
-
- if (infoPtr->bDragging)
- ImageList_DragShowNolock(TRUE);
- SelectObject (hdc, hOldFont);
-
- if (lCDFlags & CDRF_NOTIFYPOSTPAINT)
- HEADER_SendCtrlCustomDraw(infoPtr, CDDS_POSTPAINT, hdc, &rect);
-}
-
-
-static void
-HEADER_RefreshItem (HEADER_INFO *infoPtr, INT iItem)
-{
- if (!infoPtr->bRectsValid)
- HEADER_SetItemBounds(infoPtr);
-
- InvalidateRect(infoPtr->hwndSelf, &infoPtr->items[iItem].rect, FALSE);
-}
-
-
-static void
-HEADER_InternalHitTest (const HEADER_INFO *infoPtr, const POINT *lpPt, UINT *pFlags, INT *pItem)
-{
- RECT rect, rcTest;
- UINT iCount;
- INT width;
- BOOL bNoWidth;
-
- GetClientRect (infoPtr->hwndSelf, &rect);
-
- *pFlags = 0;
- bNoWidth = FALSE;
- if (PtInRect (&rect, *lpPt))
- {
- if (infoPtr->uNumItem == 0) {
- *pFlags |= HHT_NOWHERE;
- *pItem = 1;
- TRACE("NOWHERE\n");
- return;
- }
- else {
- /* somewhere inside */
- for (iCount = 0; iCount < infoPtr->uNumItem; iCount++) {
- rect = infoPtr->items[iCount].rect;
- width = rect.right - rect.left;
- if (width == 0) {
- bNoWidth = TRUE;
- continue;
- }
- if (PtInRect (&rect, *lpPt)) {
- if (width <= 2 * DIVIDER_WIDTH) {
- *pFlags |= HHT_ONHEADER;
- *pItem = iCount;
- TRACE("ON HEADER %d\n", iCount);
- return;
- }
- if (HEADER_IndexToOrder(infoPtr, iCount) > 0) {
- rcTest = rect;
- rcTest.right = rcTest.left + DIVIDER_WIDTH;
- if (PtInRect (&rcTest, *lpPt)) {
- if (HEADER_IsItemFixed(infoPtr, HEADER_PrevItem(infoPtr, iCount)))
- {
- *pFlags |= HHT_ONHEADER;
- *pItem = iCount;
- TRACE("ON HEADER %d\n", *pItem);
- return;
- }
- if (bNoWidth) {
- *pFlags |= HHT_ONDIVOPEN;
- *pItem = HEADER_PrevItem(infoPtr, iCount);
- TRACE("ON DIVOPEN %d\n", *pItem);
- return;
- }
- else {
- *pFlags |= HHT_ONDIVIDER;
- *pItem = HEADER_PrevItem(infoPtr, iCount);
- TRACE("ON DIVIDER %d\n", *pItem);
- return;
- }
- }
- }
- rcTest = rect;
- rcTest.left = rcTest.right - DIVIDER_WIDTH;
- if (!HEADER_IsItemFixed(infoPtr, iCount) && PtInRect (&rcTest, *lpPt))
- {
- *pFlags |= HHT_ONDIVIDER;
- *pItem = iCount;
- TRACE("ON DIVIDER %d\n", *pItem);
- return;
- }
-
- *pFlags |= HHT_ONHEADER;
- *pItem = iCount;
- TRACE("ON HEADER %d\n", iCount);
- return;
- }
- }
-
- /* check for last divider part (on nowhere) */
- if (!HEADER_IsItemFixed(infoPtr, infoPtr->uNumItem - 1))
- {
- rect = infoPtr->items[infoPtr->uNumItem-1].rect;
- rect.left = rect.right;
- rect.right += DIVIDER_WIDTH;
- if (PtInRect (&rect, *lpPt)) {
- if (bNoWidth) {
- *pFlags |= HHT_ONDIVOPEN;
- *pItem = infoPtr->uNumItem - 1;
- TRACE("ON DIVOPEN %d\n", *pItem);
- return;
- }
- else {
- *pFlags |= HHT_ONDIVIDER;
- *pItem = infoPtr->uNumItem - 1;
- TRACE("ON DIVIDER %d\n", *pItem);
- return;
- }
- }
- }
-
- *pFlags |= HHT_NOWHERE;
- *pItem = 1;
- TRACE("NOWHERE\n");
- return;
- }
- }
- else {
- if (lpPt->x < rect.left) {
- TRACE("TO LEFT\n");
- *pFlags |= HHT_TOLEFT;
- }
- else if (lpPt->x > rect.right) {
- TRACE("TO RIGHT\n");
- *pFlags |= HHT_TORIGHT;
- }
-
- if (lpPt->y < rect.top) {
- TRACE("ABOVE\n");
- *pFlags |= HHT_ABOVE;
- }
- else if (lpPt->y > rect.bottom) {
- TRACE("BELOW\n");
- *pFlags |= HHT_BELOW;
- }
- }
-
- *pItem = 1;
- TRACE("flags=0x%X\n", *pFlags);
- return;
-}
-
-
-static void
-HEADER_DrawTrackLine (const HEADER_INFO *infoPtr, HDC hdc, INT x)
-{
- RECT rect;
-
- GetClientRect (infoPtr->hwndSelf, &rect);
- PatBlt( hdc, x, rect.top, 1, rect.bottom - rect.top, DSTINVERT );
-}
-
-/***
- * DESCRIPTION:
- * Convert a HDITEM into the correct format (ANSI/Unicode) to send it in a notify
- *
- * PARAMETER(S):
- * [I] infoPtr : the header that wants to send the notify
- * [O] dest : The buffer to store the HDITEM for notify. It may be set to a HDITEMA of HDITEMW
- * [I] src : The source HDITEM. It may be a HDITEMA or HDITEMW
- * [I] fSourceUnicode : is src a HDITEMW or HDITEMA
- * [O] ppvScratch : a pointer to a scratch buffer that needs to be freed after
- * the HDITEM is no longer in use or NULL if none was needed
- *
- * NOTE: We depend on HDITEMA and HDITEMW having the same structure
- */
-static void HEADER_CopyHDItemForNotify(const HEADER_INFO *infoPtr, HDITEMW *dest,
- const HDITEMW *src, BOOL fSourceUnicode, LPVOID *ppvScratch)
-{
- *ppvScratch = NULL;
- *dest = *src;
-
- if (src->mask & HDI_TEXT && src->pszText != LPSTR_TEXTCALLBACKW) /* covers TEXTCALLBACKA as well */
- {
- if (fSourceUnicode && infoPtr->nNotifyFormat != NFR_UNICODE)
- {
- dest->pszText = NULL;
- Str_SetPtrWtoA((LPSTR *)&dest->pszText, src->pszText);
- *ppvScratch = dest->pszText;
- }
-
- if (!fSourceUnicode && infoPtr->nNotifyFormat == NFR_UNICODE)
- {
- dest->pszText = NULL;
- Str_SetPtrAtoW(&dest->pszText, (LPSTR)src->pszText);
- *ppvScratch = dest->pszText;
- }
- }
-}
-
-static UINT HEADER_NotifyCodeWtoA(UINT code)
-{
- /* we use the fact that all the unicode messages are in HDN_FIRST_UNICODE..HDN_LAST*/
- if (code >= HDN_LAST && code <= HDN_FIRST_UNICODE)
- return code + HDN_UNICODE_OFFSET;
- else
- return code;
-}
-
-static LRESULT
-HEADER_SendNotify(const HEADER_INFO *infoPtr, UINT code, NMHDR *nmhdr)
-{
- nmhdr->hwndFrom = infoPtr->hwndSelf;
- nmhdr->idFrom = GetWindowLongPtrW (infoPtr->hwndSelf, GWLP_ID);
- nmhdr->code = code;
-
- return SendMessageW(infoPtr->hwndNotify, WM_NOTIFY,
- nmhdr->idFrom, (LPARAM)nmhdr);
-}
-
-static BOOL
-HEADER_SendSimpleNotify (const HEADER_INFO *infoPtr, UINT code)
-{
- NMHDR nmhdr;
- return (BOOL)HEADER_SendNotify(infoPtr, code, &nmhdr);
-}
-
-static LRESULT
-HEADER_SendCtrlCustomDraw(const HEADER_INFO *infoPtr, DWORD dwDrawStage, HDC hdc, const RECT *rect)
-{
- NMCUSTOMDRAW nm;
- nm.dwDrawStage = dwDrawStage;
- nm.hdc = hdc;
- nm.rc = *rect;
- nm.dwItemSpec = 0;
- nm.uItemState = 0;
- nm.lItemlParam = 0;
-
- return HEADER_SendNotify(infoPtr, NM_CUSTOMDRAW, (NMHDR *)&nm);
-}
-
-static BOOL
-HEADER_SendNotifyWithHDItemT(const HEADER_INFO *infoPtr, UINT code, INT iItem, HDITEMW *lpItem)
-{
- NMHEADERW nmhdr;
-
- if (infoPtr->nNotifyFormat != NFR_UNICODE)
- code = HEADER_NotifyCodeWtoA(code);
- nmhdr.iItem = iItem;
- nmhdr.iButton = 0;
- nmhdr.pitem = lpItem;
-
- return (BOOL)HEADER_SendNotify(infoPtr, code, (NMHDR *)&nmhdr);
-}
-
-static BOOL
-HEADER_SendNotifyWithIntFieldT(const HEADER_INFO *infoPtr, UINT code, INT iItem, INT mask, INT iValue)
-{
- HDITEMW nmitem;
-
- /* copying only the iValue should be ok but to make the code more robust we copy everything */
- nmitem.cxy = infoPtr->items[iItem].cxy;
- nmitem.hbm = infoPtr->items[iItem].hbm;
- nmitem.pszText = NULL;
- nmitem.cchTextMax = 0;
- nmitem.fmt = infoPtr->items[iItem].fmt;
- nmitem.lParam = infoPtr->items[iItem].lParam;
- nmitem.iOrder = infoPtr->items[iItem].iOrder;
- nmitem.iImage = infoPtr->items[iItem].iImage;
-
- nmitem.mask = mask;
- switch (mask)
- {
- case HDI_WIDTH:
- nmitem.cxy = iValue;
- break;
- case HDI_ORDER:
- nmitem.iOrder = iValue;
- break;
- default:
- ERR("invalid mask value 0x%x\n", iValue);
- }
-
- return HEADER_SendNotifyWithHDItemT(infoPtr, code, iItem, &nmitem);
-}
-
-/**
- * Prepare callback items
- * depends on NMHDDISPINFOW having same structure as NMHDDISPINFOA
- * (so we handle the two cases only doing a specific cast for pszText).
- * Checks if any of the required fields is a callback. If this is the case sends a
- * NMHDISPINFO notify to retrieve these items. The items are stored in the
- * HEADER_ITEM pszText and iImage fields. They should be freed with
- * HEADER_FreeCallbackItems.
- *
- * @param hwnd : hwnd header container handler
- * @param iItem : the header item id
- * @param reqMask : required fields. If any of them is callback this function will fetch it
- *
- * @return TRUE on success, else FALSE
- */
-static BOOL
-HEADER_PrepareCallbackItems(const HEADER_INFO *infoPtr, INT iItem, INT reqMask)
-{
- HEADER_ITEM *lpItem = &infoPtr->items[iItem];
- DWORD mask = reqMask & lpItem->callbackMask;
- NMHDDISPINFOW dispInfo;
- void *pvBuffer = NULL;
-
- if (mask == 0)
- return TRUE;
- if (mask&HDI_TEXT && lpItem->pszText != NULL)
- {
- ERR("(): function called without a call to FreeCallbackItems\n");
- Free(lpItem->pszText);
- lpItem->pszText = NULL;
- }
-
- memset(&dispInfo, 0, sizeof(NMHDDISPINFOW));
- dispInfo.hdr.hwndFrom = infoPtr->hwndSelf;
- dispInfo.hdr.idFrom = GetWindowLongPtrW (infoPtr->hwndSelf, GWLP_ID);
- if (infoPtr->nNotifyFormat == NFR_UNICODE)
- {
- dispInfo.hdr.code = HDN_GETDISPINFOW;
- if (mask & HDI_TEXT)
- pvBuffer = Alloc(MAX_HEADER_TEXT_LEN * sizeof(WCHAR));
- }
- else
- {
- dispInfo.hdr.code = HDN_GETDISPINFOA;
- if (mask & HDI_TEXT)
- pvBuffer = Alloc(MAX_HEADER_TEXT_LEN * sizeof(CHAR));
- }
- dispInfo.pszText = pvBuffer;
- dispInfo.cchTextMax = (pvBuffer!=NULL?MAX_HEADER_TEXT_LEN:0);
- dispInfo.iItem = iItem;
- dispInfo.mask = mask;
- dispInfo.lParam = lpItem->lParam;
-
- TRACE("Sending HDN_GETDISPINFO%c\n", infoPtr->nNotifyFormat == NFR_UNICODE?'W':'A');
- SendMessageW(infoPtr->hwndNotify, WM_NOTIFY, dispInfo.hdr.idFrom, (LPARAM)&dispInfo);
-
- TRACE("SendMessage returns(mask:0x%x,str:%s,lParam:%p)\n",
- dispInfo.mask,
- (infoPtr->nNotifyFormat == NFR_UNICODE ? debugstr_w(dispInfo.pszText) : (LPSTR) dispInfo.pszText),
- (void*) dispInfo.lParam);
-
- if (mask & HDI_IMAGE)
- lpItem->iImage = dispInfo.iImage;
- if (mask & HDI_TEXT)
- {
- if (infoPtr->nNotifyFormat == NFR_UNICODE)
- {
- lpItem->pszText = pvBuffer;
-
- /* the user might have used his own buffer */
- if (dispInfo.pszText != lpItem->pszText)
- Str_GetPtrW(dispInfo.pszText, lpItem->pszText, MAX_HEADER_TEXT_LEN);
- }
- else
- {
- Str_SetPtrAtoW(&lpItem->pszText, (LPSTR)dispInfo.pszText);
- Free(pvBuffer);
- }
- }
-
- if (dispInfo.mask & HDI_DI_SETITEM)
- {
- /* make the items permanent */
- lpItem->callbackMask &= ~dispInfo.mask;
- }
-
- return TRUE;
-}
-
-/***
- * DESCRIPTION:
- * Free the items that might be allocated with HEADER_PrepareCallbackItems
- *
- * PARAMETER(S):
- * [I] lpItem : the item to free the data
- *
- */
-static void
-HEADER_FreeCallbackItems(HEADER_ITEM *lpItem)
-{
- if (lpItem->callbackMask&HDI_TEXT)
- {
- Free(lpItem->pszText);
- lpItem->pszText = NULL;
- }
-
- if (lpItem->callbackMask&HDI_IMAGE)
- lpItem->iImage = I_IMAGECALLBACK;
-}
-
-static HIMAGELIST
-HEADER_CreateDragImage (HEADER_INFO *infoPtr, INT iItem)
-{
- HEADER_ITEM *lpItem;
- HIMAGELIST himl;
- HBITMAP hMemory, hOldBitmap;
- LRESULT lCDFlags;
- RECT rc;
- HDC hMemoryDC;
- HDC hDeviceDC;
- int height, width;
- HFONT hFont;
-
- if (iItem >= infoPtr->uNumItem)
- return NULL;
-
- if (!infoPtr->bRectsValid)
- HEADER_SetItemBounds(infoPtr);
-
- lpItem = &infoPtr->items[iItem];
- width = lpItem->rect.right - lpItem->rect.left;
- height = lpItem->rect.bottom - lpItem->rect.top;
-
- hDeviceDC = GetDC(NULL);
- hMemoryDC = CreateCompatibleDC(hDeviceDC);
- hMemory = CreateCompatibleBitmap(hDeviceDC, width, height);
- ReleaseDC(NULL, hDeviceDC);
- hOldBitmap = SelectObject(hMemoryDC, hMemory);
- SetViewportOrgEx(hMemoryDC, -lpItem->rect.left, -lpItem->rect.top, NULL);
- hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject(SYSTEM_FONT);
- SelectObject(hMemoryDC, hFont);
-
- GetClientRect(infoPtr->hwndSelf, &rc);
- lCDFlags = HEADER_SendCtrlCustomDraw(infoPtr, CDDS_PREPAINT, hMemoryDC, &rc);
- HEADER_DrawItem(infoPtr, hMemoryDC, iItem, FALSE, lCDFlags);
- if (lCDFlags & CDRF_NOTIFYPOSTPAINT)
- HEADER_SendCtrlCustomDraw(infoPtr, CDDS_POSTPAINT, hMemoryDC, &rc);
-
- hMemory = SelectObject(hMemoryDC, hOldBitmap);
- DeleteDC(hMemoryDC);
-
- if (hMemory == NULL) /* if anything failed */
- return NULL;
-
- himl = ImageList_Create(width, height, ILC_COLORDDB, 1, 1);
- ImageList_Add(himl, hMemory, NULL);
- DeleteObject(hMemory);
- return himl;
-}
-
-static LRESULT
-HEADER_SetHotDivider(HEADER_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
-{
- INT iDivider;
- RECT r;
-
- if (wParam)
- {
- POINT pt;
- UINT flags;
- pt.x = (INT)(SHORT)LOWORD(lParam);
- pt.y = 0;
- HEADER_InternalHitTest (infoPtr, &pt, &flags, &iDivider);
-
- if (flags & HHT_TOLEFT)
- iDivider = 0;
- else if (flags & HHT_NOWHERE || flags & HHT_TORIGHT)
- iDivider = infoPtr->uNumItem;
- else
- {
- HEADER_ITEM *lpItem = &infoPtr->items[iDivider];
- if (pt.x > (lpItem->rect.left+lpItem->rect.right)/2)
- iDivider = HEADER_NextItem(infoPtr, iDivider);
- }
- }
- else
- iDivider = (INT)lParam;
-
- /* Note; wParam==FALSE, lParam==-1 is valid and is used to clear the hot divider */
- if (iDivider<-1 || iDivider>(int)infoPtr->uNumItem)
- return iDivider;
-
- if (iDivider != infoPtr->iHotDivider)
- {
- if (infoPtr->iHotDivider != -1)
- {
- HEADER_GetHotDividerRect(infoPtr, &r);
- InvalidateRect(infoPtr->hwndSelf, &r, FALSE);
- }
- infoPtr->iHotDivider = iDivider;
- if (iDivider != -1)
- {
- HEADER_GetHotDividerRect(infoPtr, &r);
- InvalidateRect(infoPtr->hwndSelf, &r, FALSE);
- }
- }
- return iDivider;
-}
-
-static LRESULT
-HEADER_DeleteItem (HEADER_INFO *infoPtr, INT iItem)
-{
- INT iOrder;
- UINT i;
-
- TRACE("[iItem=%d]\n", iItem);
-
- if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem))
- return FALSE;
-
- for (i = 0; i < infoPtr->uNumItem; i++)
- TRACE("%d: order=%d, iOrder=%d, ->iOrder=%d\n", i, infoPtr->order[i], infoPtr->items[i].iOrder, infoPtr->items[infoPtr->order[i]].iOrder);
-
- iOrder = infoPtr->items[iItem].iOrder;
- Free(infoPtr->items[iItem].pszText);
-
- infoPtr->uNumItem--;
- memmove(&infoPtr->items[iItem], &infoPtr->items[iItem + 1],
- (infoPtr->uNumItem - iItem) * sizeof(HEADER_ITEM));
- memmove(&infoPtr->order[iOrder], &infoPtr->order[iOrder + 1],
- (infoPtr->uNumItem - iOrder) * sizeof(INT));
- infoPtr->items = ReAlloc(infoPtr->items, sizeof(HEADER_ITEM) * infoPtr->uNumItem);
- infoPtr->order = ReAlloc(infoPtr->order, sizeof(INT) * infoPtr->uNumItem);
-
- /* Correct the orders */
- for (i = 0; i < infoPtr->uNumItem; i++)
- {
- if (infoPtr->order[i] > iItem)
- infoPtr->order[i]--;
- if (i >= iOrder)
- infoPtr->items[infoPtr->order[i]].iOrder = i;
- }
- for (i = 0; i < infoPtr->uNumItem; i++)
- TRACE("%d: order=%d, iOrder=%d, ->iOrder=%d\n", i, infoPtr->order[i], infoPtr->items[i].iOrder, infoPtr->items[infoPtr->order[i]].iOrder);
-
- HEADER_SetItemBounds (infoPtr);
- InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
-
- return TRUE;
-}
-
-
-static LRESULT
-HEADER_GetImageList (const HEADER_INFO *infoPtr)
-{
- return (LRESULT)infoPtr->himl;
-}
-
-
-static LRESULT
-HEADER_GetItemT (const HEADER_INFO *infoPtr, INT nItem, LPHDITEMW phdi, BOOL bUnicode)
-{
- HEADER_ITEM *lpItem;
- UINT mask;
-
- if (!phdi)
- return FALSE;
-
- TRACE("[nItem=%d]\n", nItem);
-
- mask = phdi->mask;
- if (mask == 0)
- return TRUE;
-
- if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
- return FALSE;
-
- if (mask & HDI_UNKNOWN_FIELDS)
- {
- TRACE("mask %x contains unknown fields. Using only comctl32 4.0 fields\n", mask);
- mask &= HDI_COMCTL32_4_0_FIELDS;
- }
-
- lpItem = &infoPtr->items[nItem];
- HEADER_PrepareCallbackItems(infoPtr, nItem, mask);
-
- if (mask & HDI_BITMAP)
- phdi->hbm = lpItem->hbm;
-
- if (mask & HDI_FORMAT)
- phdi->fmt = lpItem->fmt;
-
- if (mask & HDI_WIDTH)
- phdi->cxy = lpItem->cxy;
-
- if (mask & HDI_LPARAM)
- phdi->lParam = lpItem->lParam;
-
- if (mask & HDI_IMAGE)
- phdi->iImage = lpItem->iImage;
-
- if (mask & HDI_ORDER)
- phdi->iOrder = lpItem->iOrder;
-
- if (mask & HDI_TEXT)
- {
- if (bUnicode)
- Str_GetPtrW (lpItem->pszText, phdi->pszText, phdi->cchTextMax);
- else
- Str_GetPtrWtoA (lpItem->pszText, (LPSTR)phdi->pszText, phdi->cchTextMax);
- }
-
- HEADER_FreeCallbackItems(lpItem);
- return TRUE;
-}
-
-
-static inline LRESULT
-HEADER_GetItemCount (const HEADER_INFO *infoPtr)
-{
- return infoPtr->uNumItem;
-}
-
-
-static LRESULT
-HEADER_GetItemRect (const HEADER_INFO *infoPtr, INT iItem, LPRECT lpRect)
-{
- if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem))
- return FALSE;
-
- lpRect->left = infoPtr->items[iItem].rect.left;
- lpRect->right = infoPtr->items[iItem].rect.right;
- lpRect->top = infoPtr->items[iItem].rect.top;
- lpRect->bottom = infoPtr->items[iItem].rect.bottom;
-
- return TRUE;
-}
-
-
-static LRESULT
-HEADER_GetOrderArray(const HEADER_INFO *infoPtr, INT size, LPINT order)
-{
- if ((UINT)size <infoPtr->uNumItem)
- return FALSE;
-
- memcpy(order, infoPtr->order, infoPtr->uNumItem * sizeof(INT));
- return TRUE;
-}
-
-/* Returns index of first duplicate 'value' from [0,to) range,
- or -1 if there isn't any */
-static INT has_duplicate(const INT *array, INT to, INT value)
-{
- INT i;
- for(i = 0; i < to; i++)
- if (array[i] == value) return i;
- return -1;
-}
-
-/* returns next available value from [0,max] not to duplicate in [0,to) */
-static INT get_nextvalue(const INT *array, INT to, INT max)
-{
- INT i;
- for(i = 0; i < max; i++)
- if (has_duplicate(array, to, i) == -1) return i;
- return 0;
-}
-
-static LRESULT
-HEADER_SetOrderArray(HEADER_INFO *infoPtr, INT size, const INT *order)
-{
- HEADER_ITEM *lpItem;
- INT i;
-
- if ((UINT)size != infoPtr->uNumItem)
- return FALSE;
-
- if (TRACE_ON(header))
- {
- TRACE("count=%d, order array={", size);
- for (i = 0; i < size; i++)
- TRACE("%d%c", order[i], i != size-1 ? ',' : '}');
- TRACE("\n");
- }
-
- for (i=0; i<size; i++)
- {
- if (order[i] >= size || order[i] < 0)
- /* on invalid index get next available */
- /* FIXME: if i==0 array item is out of range behaviour is
- different, see tests */
- infoPtr->order[i] = get_nextvalue(infoPtr->order, i, size);
- else
- {
- INT j, dup;
-
- infoPtr->order[i] = order[i];
- j = i;
- /* remove duplicates */
- while ((dup = has_duplicate(infoPtr->order, j, order[j])) != -1)
- {
- INT next;
-
- next = get_nextvalue(infoPtr->order, j, size);
- infoPtr->order[dup] = next;
- j--;
- }
- }
- }
- /* sync with item data */
- for (i=0; i<size; i++)
- {
- lpItem = &infoPtr->items[infoPtr->order[i]];
- lpItem->iOrder = i;
- }
- HEADER_SetItemBounds(infoPtr);
- InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
- return TRUE;
-}
-
-static inline LRESULT
-HEADER_GetUnicodeFormat (const HEADER_INFO *infoPtr)
-{
- return (infoPtr->nNotifyFormat == NFR_UNICODE);
-}
-
-
-static LRESULT
-HEADER_HitTest (const HEADER_INFO *infoPtr, LPHDHITTESTINFO phti)
-{
- UINT outside = HHT_NOWHERE | HHT_ABOVE | HHT_BELOW | HHT_TOLEFT | HHT_TORIGHT;
-
- HEADER_InternalHitTest (infoPtr, &phti->pt, &phti->flags, &phti->iItem);
-
- if (phti->flags & outside)
- return phti->iItem = -1;
- else
- return phti->iItem;
-}
-
-
-static LRESULT
-HEADER_InsertItemT (HEADER_INFO *infoPtr, INT nItem, const HDITEMW *phdi, BOOL bUnicode)
-{
- HEADER_ITEM *lpItem;
- INT iOrder;
- UINT i;
- UINT copyMask;
-
- if ((phdi == NULL) || (nItem < 0) || (phdi->mask == 0))
- return -1;
-
- if (nItem > infoPtr->uNumItem)
- nItem = infoPtr->uNumItem;
-
- iOrder = (phdi->mask & HDI_ORDER) ? phdi->iOrder : nItem;
- if (iOrder < 0)
- iOrder = 0;
- else if (infoPtr->uNumItem < iOrder)
- iOrder = infoPtr->uNumItem;
-
- infoPtr->uNumItem++;
- infoPtr->items = ReAlloc(infoPtr->items, sizeof(HEADER_ITEM) * infoPtr->uNumItem);
- infoPtr->order = ReAlloc(infoPtr->order, sizeof(INT) * infoPtr->uNumItem);
-
- /* make space for the new item */
- memmove(&infoPtr->items[nItem + 1], &infoPtr->items[nItem],
- (infoPtr->uNumItem - nItem - 1) * sizeof(HEADER_ITEM));
- memmove(&infoPtr->order[iOrder + 1], &infoPtr->order[iOrder],
- (infoPtr->uNumItem - iOrder - 1) * sizeof(INT));
-
- /* update the order array */
- infoPtr->order[iOrder] = nItem;
- for (i = 0; i < infoPtr->uNumItem; i++)
- {
- if (i != iOrder && infoPtr->order[i] >= nItem)
- infoPtr->order[i]++;
- infoPtr->items[infoPtr->order[i]].iOrder = i;
- }
-
- lpItem = &infoPtr->items[nItem];
- ZeroMemory(lpItem, sizeof(HEADER_ITEM));
- /* cxy, fmt and lParam are copied even if not in the HDITEM mask */
- copyMask = phdi->mask | HDI_WIDTH | HDI_FORMAT | HDI_LPARAM;
- HEADER_StoreHDItemInHeader(lpItem, copyMask, phdi, bUnicode);
- lpItem->iOrder = iOrder;
-
- /* set automatically some format bits */
- if (phdi->mask & HDI_TEXT)
- lpItem->fmt |= HDF_STRING;
- else
- lpItem->fmt &= ~HDF_STRING;
-
- if (lpItem->hbm != NULL)
- lpItem->fmt |= HDF_BITMAP;
- else
- lpItem->fmt &= ~HDF_BITMAP;
-
- if (phdi->mask & HDI_IMAGE)
- lpItem->fmt |= HDF_IMAGE;
-
- HEADER_SetItemBounds (infoPtr);
- InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
-
- return nItem;
-}
-
-
-static LRESULT
-HEADER_Layout (HEADER_INFO *infoPtr, LPHDLAYOUT lpLayout)
-{
- lpLayout->pwpos->hwnd = infoPtr->hwndSelf;
- lpLayout->pwpos->hwndInsertAfter = 0;
- lpLayout->pwpos->x = lpLayout->prc->left;
- lpLayout->pwpos->y = lpLayout->prc->top;
- lpLayout->pwpos->cx = lpLayout->prc->right - lpLayout->prc->left;
- if (infoPtr->dwStyle & HDS_HIDDEN)
- lpLayout->pwpos->cy = 0;
- else {
- lpLayout->pwpos->cy = infoPtr->nHeight;
- lpLayout->prc->top += infoPtr->nHeight;
- }
- lpLayout->pwpos->flags = SWP_NOZORDER;
-
- TRACE("Layout x=%d y=%d cx=%d cy=%d\n",
- lpLayout->pwpos->x, lpLayout->pwpos->y,
- lpLayout->pwpos->cx, lpLayout->pwpos->cy);
-
- infoPtr->bRectsValid = FALSE;
-
- return TRUE;
-}
-
-
-static LRESULT
-HEADER_SetImageList (HEADER_INFO *infoPtr, HIMAGELIST himl)
-{
- HIMAGELIST himlOld;
-
- TRACE("(himl %p)\n", himl);
- himlOld = infoPtr->himl;
- infoPtr->himl = himl;
-
- /* FIXME: Refresh needed??? */
-
- return (LRESULT)himlOld;
-}
-
-
-static LRESULT
-HEADER_GetBitmapMargin(const HEADER_INFO *infoPtr)
-{
- return infoPtr->iMargin;
-}
-
-static LRESULT
-HEADER_SetBitmapMargin(HEADER_INFO *infoPtr, INT iMargin)
-{
- INT oldMargin = infoPtr->iMargin;
-
- infoPtr->iMargin = iMargin;
-
- return oldMargin;
-}
-
-static LRESULT
-HEADER_SetItemT (HEADER_INFO *infoPtr, INT nItem, const HDITEMW *phdi, BOOL bUnicode)
-{
- HEADER_ITEM *lpItem;
- HDITEMW hdNotify;
- void *pvScratch;
-
- if (phdi == NULL)
- return FALSE;
- if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
- return FALSE;
-
- TRACE("[nItem=%d]\n", nItem);
-
- HEADER_CopyHDItemForNotify(infoPtr, &hdNotify, phdi, bUnicode, &pvScratch);
- if (HEADER_SendNotifyWithHDItemT(infoPtr, HDN_ITEMCHANGINGW, nItem, &hdNotify))
- {
- Free(pvScratch);
- return FALSE;
- }
-
- lpItem = &infoPtr->items[nItem];
- HEADER_StoreHDItemInHeader(lpItem, phdi->mask, phdi, bUnicode);
-
- if (phdi->mask & HDI_ORDER)
- if (phdi->iOrder >= 0 && phdi->iOrder < infoPtr->uNumItem)
- HEADER_ChangeItemOrder(infoPtr, nItem, phdi->iOrder);
-
- HEADER_SendNotifyWithHDItemT(infoPtr, HDN_ITEMCHANGEDW, nItem, &hdNotify);
-
- HEADER_SetItemBounds (infoPtr);
-
- InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
-
- Free(pvScratch);
- return TRUE;
-}
-
-static inline LRESULT
-HEADER_SetUnicodeFormat (HEADER_INFO *infoPtr, WPARAM wParam)
-{
- BOOL bTemp = (infoPtr->nNotifyFormat == NFR_UNICODE);
-
- infoPtr->nNotifyFormat = ((BOOL)wParam ? NFR_UNICODE : NFR_ANSI);
-
- return bTemp;
-}
-
-
-static LRESULT
-HEADER_Create (HWND hwnd, const CREATESTRUCTW *lpcs)
-{
- HEADER_INFO *infoPtr;
- TEXTMETRICW tm;
- HFONT hOldFont;
- HDC hdc;
-
- infoPtr = Alloc (sizeof(HEADER_INFO));
- SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
-
- infoPtr->hwndSelf = hwnd;
- infoPtr->hwndNotify = lpcs->hwndParent;
- infoPtr->uNumItem = 0;
- infoPtr->hFont = 0;
- infoPtr->items = 0;
- infoPtr->order = 0;
- infoPtr->bRectsValid = FALSE;
- infoPtr->hcurArrow = LoadCursorW (0, (LPWSTR)IDC_ARROW);
- infoPtr->hcurDivider = LoadCursorW (COMCTL32_hModule, MAKEINTRESOURCEW(IDC_DIVIDER));
- infoPtr->hcurDivopen = LoadCursorW (COMCTL32_hModule, MAKEINTRESOURCEW(IDC_DIVIDEROPEN));
- infoPtr->bPressed = FALSE;
- infoPtr->bTracking = FALSE;
- infoPtr->dwStyle = lpcs->style;
- infoPtr->iMoveItem = 0;
- infoPtr->himl = 0;
- infoPtr->iHotItem = -1;
- infoPtr->iHotDivider = -1;
- infoPtr->iMargin = 3*GetSystemMetrics(SM_CXEDGE);
- infoPtr->nNotifyFormat =
- SendMessageW (infoPtr->hwndNotify, WM_NOTIFYFORMAT, (WPARAM)hwnd, NF_QUERY);
- infoPtr->filter_change_timeout = 1000;
-
- hdc = GetDC (0);
- hOldFont = SelectObject (hdc, GetStockObject (SYSTEM_FONT));
- GetTextMetricsW (hdc, &tm);
- infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
- SelectObject (hdc, hOldFont);
- ReleaseDC (0, hdc);
-
- OpenThemeData(hwnd, themeClass);
-
- return 0;
-}
-
-
-static LRESULT
-HEADER_Destroy (HEADER_INFO *infoPtr)
-{
- HTHEME theme = GetWindowTheme(infoPtr->hwndSelf);
- CloseThemeData(theme);
- return 0;
-}
-
-static LRESULT
-HEADER_NCDestroy (HEADER_INFO *infoPtr)
-{
- HEADER_ITEM *lpItem;
- INT nItem;
-
- if (infoPtr->items) {
- lpItem = infoPtr->items;
- for (nItem = 0; nItem < infoPtr->uNumItem; nItem++, lpItem++) {
- Free(lpItem->pszText);
- }
- Free (infoPtr->items);
- }
-
- Free(infoPtr->order);
-
- SetWindowLongPtrW (infoPtr->hwndSelf, 0, 0);
- Free (infoPtr);
-
- return 0;
-}
-
-
-static inline LRESULT
-HEADER_GetFont (const HEADER_INFO *infoPtr)
-{
- return (LRESULT)infoPtr->hFont;
-}
-
-
-static BOOL
-HEADER_IsDragDistance(const HEADER_INFO *infoPtr, const POINT *pt)
-{
- /* Windows allows for a mouse movement before starting the drag. We use the
- * SM_CXDOUBLECLICK/SM_CYDOUBLECLICK as that distance.
- */
- return (abs(infoPtr->ptLButtonDown.x - pt->x)>GetSystemMetrics(SM_CXDOUBLECLK) ||
- abs(infoPtr->ptLButtonDown.y - pt->y)>GetSystemMetrics(SM_CYDOUBLECLK));
-}
-
-static LRESULT
-HEADER_LButtonDblClk (const HEADER_INFO *infoPtr, INT x, INT y)
-{
- POINT pt;
- UINT flags;
- INT nItem;
-
- pt.x = x;
- pt.y = y;
- HEADER_InternalHitTest (infoPtr, &pt, &flags, &nItem);
-
- if ((infoPtr->dwStyle & HDS_BUTTONS) && (flags == HHT_ONHEADER))
- HEADER_SendNotifyWithHDItemT(infoPtr, HDN_ITEMDBLCLICKW, nItem, NULL);
- else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN))
- HEADER_SendNotifyWithHDItemT(infoPtr, HDN_DIVIDERDBLCLICKW, nItem, NULL);
-
- return 0;
-}
-
-
-static LRESULT
-HEADER_LButtonDown (HEADER_INFO *infoPtr, INT x, INT y)
-{
- POINT pt;
- UINT flags;
- INT nItem;
- HDC hdc;
-
- pt.x = x;
- pt.y = y;
- HEADER_InternalHitTest (infoPtr, &pt, &flags, &nItem);
-
- if ((infoPtr->dwStyle & HDS_BUTTONS) && (flags == HHT_ONHEADER)) {
- SetCapture (infoPtr->hwndSelf);
- infoPtr->bCaptured = TRUE;
- infoPtr->bPressed = TRUE;
- infoPtr->bDragging = FALSE;
- infoPtr->iMoveItem = nItem;
- infoPtr->ptLButtonDown = pt;
-
- infoPtr->items[nItem].bDown = TRUE;
-
- /* Send WM_CUSTOMDRAW */
- hdc = GetDC (infoPtr->hwndSelf);
- HEADER_RefreshItem (infoPtr, nItem);
- ReleaseDC (infoPtr->hwndSelf, hdc);
-
- TRACE("Pressed item %d.\n", nItem);
- }
- else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN)) {
- INT iCurrWidth = infoPtr->items[nItem].cxy;
- if (!HEADER_SendNotifyWithIntFieldT(infoPtr, HDN_BEGINTRACKW, nItem, HDI_WIDTH, iCurrWidth))
- {
- SetCapture (infoPtr->hwndSelf);
- infoPtr->bCaptured = TRUE;
- infoPtr->bTracking = TRUE;
- infoPtr->iMoveItem = nItem;
- infoPtr->xTrackOffset = infoPtr->items[nItem].rect.right - pt.x;
-
- if (!(infoPtr->dwStyle & HDS_FULLDRAG)) {
- infoPtr->xOldTrack = infoPtr->items[nItem].rect.right;
- hdc = GetDC (infoPtr->hwndSelf);
- HEADER_DrawTrackLine (infoPtr, hdc, infoPtr->xOldTrack);
- ReleaseDC (infoPtr->hwndSelf, hdc);
- }
-
- TRACE("Begin tracking item %d.\n", nItem);
- }
- }
-
- return 0;
-}
-
-
-static LRESULT
-HEADER_LButtonUp (HEADER_INFO *infoPtr, INT x, INT y)
-{
- POINT pt;
- UINT flags;
- INT nItem;
- HDC hdc;
-
- pt.x = x;
- pt.y = y;
- HEADER_InternalHitTest (infoPtr, &pt, &flags, &nItem);
-
- if (infoPtr->bPressed) {
-
- infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
-
- if (infoPtr->bDragging)
- {
- HEADER_ITEM *lpItem = &infoPtr->items[infoPtr->iMoveItem];
- INT iNewOrder;
-
- ImageList_DragShowNolock(FALSE);
- ImageList_EndDrag();
-
- if (infoPtr->iHotDivider == -1)
- iNewOrder = -1;
- else if (infoPtr->iHotDivider == infoPtr->uNumItem)
- iNewOrder = infoPtr->uNumItem-1;
- else
- {
- iNewOrder = HEADER_IndexToOrder(infoPtr, infoPtr->iHotDivider);
- if (iNewOrder > lpItem->iOrder)
- iNewOrder--;
- }
-
- if (iNewOrder != -1 &&
- !HEADER_SendNotifyWithIntFieldT(infoPtr, HDN_ENDDRAG, infoPtr->iMoveItem, HDI_ORDER, iNewOrder))
- {
- HEADER_ChangeItemOrder(infoPtr, infoPtr->iMoveItem, iNewOrder);
- infoPtr->bRectsValid = FALSE;
- InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
- }
- else
- InvalidateRect(infoPtr->hwndSelf, &infoPtr->items[infoPtr->iMoveItem].rect, FALSE);
-
- infoPtr->bDragging = FALSE;
- HEADER_SetHotDivider(infoPtr, FALSE, -1);
- }
- else
- {
- hdc = GetDC (infoPtr->hwndSelf);
- HEADER_RefreshItem (infoPtr, infoPtr->iMoveItem);
- ReleaseDC (infoPtr->hwndSelf, hdc);
-
- if (!(infoPtr->dwStyle & HDS_DRAGDROP) || !HEADER_IsDragDistance(infoPtr, &pt))
- HEADER_SendNotifyWithHDItemT(infoPtr, HDN_ITEMCLICKW, infoPtr->iMoveItem, NULL);
- }
-
- TRACE("Released item %d.\n", infoPtr->iMoveItem);
- infoPtr->bPressed = FALSE;
- }
- else if (infoPtr->bTracking) {
- INT iNewWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
- if (iNewWidth < 0)
- iNewWidth = 0;
- TRACE("End tracking item %d.\n", infoPtr->iMoveItem);
- infoPtr->bTracking = FALSE;
-
- HEADER_SendNotifyWithIntFieldT(infoPtr, HDN_ENDTRACKW, infoPtr->iMoveItem, HDI_WIDTH, iNewWidth);
-
- if (!(infoPtr->dwStyle & HDS_FULLDRAG)) {
- hdc = GetDC (infoPtr->hwndSelf);
- HEADER_DrawTrackLine (infoPtr, hdc, infoPtr->xOldTrack);
- ReleaseDC (infoPtr->hwndSelf, hdc);
- }
-
- if (!HEADER_SendNotifyWithIntFieldT(infoPtr, HDN_ITEMCHANGINGW, infoPtr->iMoveItem, HDI_WIDTH, iNewWidth))
- {
- infoPtr->items[infoPtr->iMoveItem].cxy = iNewWidth;
- HEADER_SendNotifyWithIntFieldT(infoPtr, HDN_ITEMCHANGEDW, infoPtr->iMoveItem, HDI_WIDTH, iNewWidth);
- }
-
- HEADER_SetItemBounds (infoPtr);
- InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
- }
-
- if (infoPtr->bCaptured) {
- infoPtr->bCaptured = FALSE;
- ReleaseCapture ();
- HEADER_SendSimpleNotify (infoPtr, NM_RELEASEDCAPTURE);
- }
-
- return 0;
-}
-
-
-static LRESULT
-HEADER_NotifyFormat (HEADER_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
-{
- switch (lParam)
- {
- case NF_QUERY:
- return infoPtr->nNotifyFormat;
-
- case NF_REQUERY:
- infoPtr->nNotifyFormat =
- SendMessageW ((HWND)wParam, WM_NOTIFYFORMAT,
- (WPARAM)infoPtr->hwndSelf, NF_QUERY);
- return infoPtr->nNotifyFormat;
- }
-
- return 0;
-}
-
-static LRESULT
-HEADER_MouseLeave (HEADER_INFO *infoPtr)
-{
- /* Reset hot-tracked item when mouse leaves control. */
- INT oldHotItem = infoPtr->iHotItem;
- HDC hdc = GetDC (infoPtr->hwndSelf);
-
- infoPtr->iHotItem = -1;
- if (oldHotItem != -1) HEADER_RefreshItem (infoPtr, oldHotItem);
- ReleaseDC (infoPtr->hwndSelf, hdc);
-
- return 0;
-}
-
-
-static LRESULT
-HEADER_MouseMove (HEADER_INFO *infoPtr, LPARAM lParam)
-{
- POINT pt;
- UINT flags;
- INT nItem, nWidth;
- HDC hdc;
- /* With theming, hottracking is always enabled */
- BOOL hotTrackEnabled =
- ((infoPtr->dwStyle & HDS_BUTTONS) && (infoPtr->dwStyle & HDS_HOTTRACK))
- || (GetWindowTheme (infoPtr->hwndSelf) != NULL);
- INT oldHotItem = infoPtr->iHotItem;
-
- pt.x = (INT)(SHORT)LOWORD(lParam);
- pt.y = (INT)(SHORT)HIWORD(lParam);
- HEADER_InternalHitTest (infoPtr, &pt, &flags, &nItem);
-
- if (hotTrackEnabled) {
- if (flags & (HHT_ONHEADER | HHT_ONDIVIDER | HHT_ONDIVOPEN))
- infoPtr->iHotItem = nItem;
- else
- infoPtr->iHotItem = -1;
- }
-
- if (infoPtr->bCaptured) {
- /* check if we should drag the header */
- if (infoPtr->bPressed && !infoPtr->bDragging && (infoPtr->dwStyle & HDS_DRAGDROP)
- && HEADER_IsDragDistance(infoPtr, &pt))
- {
- if (!HEADER_SendNotifyWithHDItemT(infoPtr, HDN_BEGINDRAG, infoPtr->iMoveItem, NULL))
- {
- HIMAGELIST hDragItem = HEADER_CreateDragImage(infoPtr, infoPtr->iMoveItem);
- if (hDragItem != NULL)
- {
- HEADER_ITEM *lpItem = &infoPtr->items[infoPtr->iMoveItem];
- TRACE("Starting item drag\n");
- ImageList_BeginDrag(hDragItem, 0, pt.x - lpItem->rect.left, 0);
- ImageList_DragShowNolock(TRUE);
- ImageList_Destroy(hDragItem);
- infoPtr->bDragging = TRUE;
- }
- }
- }
-
- if (infoPtr->bDragging)
- {
- POINT drag;
- drag.x = pt.x;
- drag.y = 0;
- ClientToScreen(infoPtr->hwndSelf, &drag);
- ImageList_DragMove(drag.x, drag.y);
- HEADER_SetHotDivider(infoPtr, TRUE, lParam);
- }
-
- if (infoPtr->bPressed && !infoPtr->bDragging) {
- BOOL oldState = infoPtr->items[infoPtr->iMoveItem].bDown;
- if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER))
- infoPtr->items[infoPtr->iMoveItem].bDown = TRUE;
- else
- infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
- if (oldState != infoPtr->items[infoPtr->iMoveItem].bDown) {
- hdc = GetDC (infoPtr->hwndSelf);
- HEADER_RefreshItem (infoPtr, infoPtr->iMoveItem);
- ReleaseDC (infoPtr->hwndSelf, hdc);
- }
-
- TRACE("Moving pressed item %d.\n", infoPtr->iMoveItem);
- }
- else if (infoPtr->bTracking) {
- if (infoPtr->dwStyle & HDS_FULLDRAG) {
- HEADER_ITEM *lpItem = &infoPtr->items[infoPtr->iMoveItem];
- nWidth = pt.x - lpItem->rect.left + infoPtr->xTrackOffset;
- if (!HEADER_SendNotifyWithIntFieldT(infoPtr, HDN_ITEMCHANGINGW, infoPtr->iMoveItem, HDI_WIDTH, nWidth))
- {
- INT nOldWidth = lpItem->rect.right - lpItem->rect.left;
- RECT rcClient;
- RECT rcScroll;
-
- if (nWidth < 0) nWidth = 0;
- infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
- HEADER_SetItemBounds(infoPtr);
-
- GetClientRect(infoPtr->hwndSelf, &rcClient);
- rcScroll = rcClient;
- rcScroll.left = lpItem->rect.left + nOldWidth;
- ScrollWindowEx(infoPtr->hwndSelf, nWidth - nOldWidth, 0, &rcScroll, &rcClient, NULL, NULL, 0);
- InvalidateRect(infoPtr->hwndSelf, &lpItem->rect, FALSE);
- UpdateWindow(infoPtr->hwndSelf);
-
- HEADER_SendNotifyWithIntFieldT(infoPtr, HDN_ITEMCHANGEDW, infoPtr->iMoveItem, HDI_WIDTH, nWidth);
- }
- }
- else {
- INT iTrackWidth;
- hdc = GetDC (infoPtr->hwndSelf);
- HEADER_DrawTrackLine (infoPtr, hdc, infoPtr->xOldTrack);
- infoPtr->xOldTrack = pt.x + infoPtr->xTrackOffset;
- if (infoPtr->xOldTrack < infoPtr->items[infoPtr->iMoveItem].rect.left)
- infoPtr->xOldTrack = infoPtr->items[infoPtr->iMoveItem].rect.left;
- HEADER_DrawTrackLine (infoPtr, hdc, infoPtr->xOldTrack);
- ReleaseDC (infoPtr->hwndSelf, hdc);
- iTrackWidth = infoPtr->xOldTrack - infoPtr->items[infoPtr->iMoveItem].rect.left;
- /* FIXME: should stop tracking if HDN_TRACK returns TRUE */
- HEADER_SendNotifyWithIntFieldT(infoPtr, HDN_TRACKW, infoPtr->iMoveItem, HDI_WIDTH, iTrackWidth);
- }
-
- TRACE("Tracking item %d.\n", infoPtr->iMoveItem);
- }
- }
-
- if (hotTrackEnabled) {
- TRACKMOUSEEVENT tme;
- if (oldHotItem != infoPtr->iHotItem && !infoPtr->bDragging) {
- hdc = GetDC (infoPtr->hwndSelf);
- if (oldHotItem != -1) HEADER_RefreshItem (infoPtr, oldHotItem);
- if (infoPtr->iHotItem != -1) HEADER_RefreshItem (infoPtr, infoPtr->iHotItem);
- ReleaseDC (infoPtr->hwndSelf, hdc);
- }
- tme.cbSize = sizeof( tme );
- tme.dwFlags = TME_LEAVE;
- tme.hwndTrack = infoPtr->hwndSelf;
- TrackMouseEvent( &tme );
- }
-
- return 0;
-}
-
-
-static LRESULT
-HEADER_Paint (HEADER_INFO *infoPtr, HDC hdcParam)
-{
- HDC hdc;
- PAINTSTRUCT ps;
-
- hdc = hdcParam==0 ? BeginPaint (infoPtr->hwndSelf, &ps) : hdcParam;
- HEADER_Refresh (infoPtr, hdc);
- if(!hdcParam)
- EndPaint (infoPtr->hwndSelf, &ps);
- return 0;
-}
-
-
-static LRESULT
-HEADER_RButtonUp (HEADER_INFO *infoPtr, INT x, INT y)
-{
- BOOL bRet;
- POINT pt;
-
- pt.x = x;
- pt.y = y;
-
- /* Send a Notify message */
- bRet = HEADER_SendSimpleNotify (infoPtr, NM_RCLICK);
-
- /* Change to screen coordinate for WM_CONTEXTMENU */
- ClientToScreen(infoPtr->hwndSelf, &pt);
-
- /* Send a WM_CONTEXTMENU message in response to the RBUTTONUP */
- SendMessageW( infoPtr->hwndSelf, WM_CONTEXTMENU, (WPARAM) infoPtr->hwndSelf, MAKELPARAM(pt.x, pt.y));
-
- return bRet;
-}
-
-
-static LRESULT
-HEADER_SetCursor (HEADER_INFO *infoPtr, LPARAM lParam)
-{
- POINT pt;
- UINT flags;
- INT nItem;
-
- TRACE("code=0x%X id=0x%X\n", LOWORD(lParam), HIWORD(lParam));
-
- GetCursorPos (&pt);
- ScreenToClient (infoPtr->hwndSelf, &pt);
-
- HEADER_InternalHitTest (infoPtr, &pt, &flags, &nItem);
-
- if (flags == HHT_ONDIVIDER)
- SetCursor (infoPtr->hcurDivider);
- else if (flags == HHT_ONDIVOPEN)
- SetCursor (infoPtr->hcurDivopen);
- else
- SetCursor (infoPtr->hcurArrow);
-
- return 0;
-}
-
-
-static LRESULT
-HEADER_SetFont (HEADER_INFO *infoPtr, HFONT hFont, WORD Redraw)
-{
- TEXTMETRICW tm;
- HFONT hOldFont;
- HDC hdc;
-
- infoPtr->hFont = hFont;
-
- hdc = GetDC (0);
- hOldFont = SelectObject (hdc, infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT));
- GetTextMetricsW (hdc, &tm);
- infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
- SelectObject (hdc, hOldFont);
- ReleaseDC (0, hdc);
-
- infoPtr->bRectsValid = FALSE;
-
- if (Redraw) {
- InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
- }
-
- return 0;
-}
-
-static LRESULT HEADER_SetRedraw(HEADER_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
-{
- /* ignoring the InvalidateRect calls is handled by user32. But some apps expect
- * that we invalidate the header and this has to be done manually */
- LRESULT ret;
-
- ret = DefWindowProcW(infoPtr->hwndSelf, WM_SETREDRAW, wParam, lParam);
- if (wParam)
- InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
- return ret;
-}
-
-static INT HEADER_StyleChanged(HEADER_INFO *infoPtr, WPARAM wStyleType,
- const STYLESTRUCT *lpss)
-{
- TRACE("(styletype=%lx, styleOld=0x%08x, styleNew=0x%08x)\n",
- wStyleType, lpss->styleOld, lpss->styleNew);
-
- if (wStyleType != GWL_STYLE) return 0;
-
- infoPtr->dwStyle = lpss->styleNew;
-
- return 0;
-}
-
-/* Update the theme handle after a theme change */
-static LRESULT HEADER_ThemeChanged(const HEADER_INFO *infoPtr)
-{
- HTHEME theme = GetWindowTheme(infoPtr->hwndSelf);
- CloseThemeData(theme);
- OpenThemeData(infoPtr->hwndSelf, themeClass);
- InvalidateRect(infoPtr->hwndSelf, NULL, FALSE);
- return 0;
-}
-
-static INT HEADER_SetFilterChangeTimeout(HEADER_INFO *infoPtr, INT timeout)
-{
- INT old_timeout = infoPtr->filter_change_timeout;
-
- if (timeout != 0)
- infoPtr->filter_change_timeout = timeout;
- return old_timeout;
-}
-
-static LRESULT WINAPI
-HEADER_WindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
-{
- HEADER_INFO *infoPtr = (HEADER_INFO *)GetWindowLongPtrW(hwnd, 0);
-
- TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx\n", hwnd, msg, wParam, lParam);
- if (!infoPtr && (msg != WM_CREATE))
- return DefWindowProcW (hwnd, msg, wParam, lParam);
- switch (msg) {
-/* case HDM_CLEARFILTER: */
-
- case HDM_CREATEDRAGIMAGE:
- return (LRESULT)HEADER_CreateDragImage (infoPtr, (INT)wParam);
-
- case HDM_DELETEITEM:
- return HEADER_DeleteItem (infoPtr, (INT)wParam);
-
-/* case HDM_EDITFILTER: */
-
- case HDM_GETBITMAPMARGIN:
- return HEADER_GetBitmapMargin(infoPtr);
-
- case HDM_GETIMAGELIST:
- return HEADER_GetImageList (infoPtr);
-
- case HDM_GETITEMA:
- case HDM_GETITEMW:
- return HEADER_GetItemT (infoPtr, (INT)wParam, (LPHDITEMW)lParam, msg == HDM_GETITEMW);
-
- case HDM_GETITEMCOUNT:
- return HEADER_GetItemCount (infoPtr);
-
- case HDM_GETITEMRECT:
- return HEADER_GetItemRect (infoPtr, (INT)wParam, (LPRECT)lParam);
-
- case HDM_GETORDERARRAY:
- return HEADER_GetOrderArray(infoPtr, (INT)wParam, (LPINT)lParam);
-
- case HDM_GETUNICODEFORMAT:
- return HEADER_GetUnicodeFormat (infoPtr);
-
- case HDM_HITTEST:
- return HEADER_HitTest (infoPtr, (LPHDHITTESTINFO)lParam);
-
- case HDM_INSERTITEMA:
- case HDM_INSERTITEMW:
- return HEADER_InsertItemT (infoPtr, (INT)wParam, (LPHDITEMW)lParam, msg == HDM_INSERTITEMW);
-
- case HDM_LAYOUT:
- return HEADER_Layout (infoPtr, (LPHDLAYOUT)lParam);
-
- case HDM_ORDERTOINDEX:
- return HEADER_OrderToIndex(infoPtr, (INT)wParam);
-
- case HDM_SETBITMAPMARGIN:
- return HEADER_SetBitmapMargin(infoPtr, (INT)wParam);
-
- case HDM_SETFILTERCHANGETIMEOUT:
- return HEADER_SetFilterChangeTimeout(infoPtr, (INT)lParam);
-
- case HDM_SETHOTDIVIDER:
- return HEADER_SetHotDivider(infoPtr, wParam, lParam);
-
- case HDM_SETIMAGELIST:
- return HEADER_SetImageList (infoPtr, (HIMAGELIST)lParam);
-
- case HDM_SETITEMA:
- case HDM_SETITEMW:
- return HEADER_SetItemT (infoPtr, (INT)wParam, (LPHDITEMW)lParam, msg == HDM_SETITEMW);
-
- case HDM_SETORDERARRAY:
- return HEADER_SetOrderArray(infoPtr, (INT)wParam, (LPINT)lParam);
-
- case HDM_SETUNICODEFORMAT:
- return HEADER_SetUnicodeFormat (infoPtr, wParam);
-
- case WM_CREATE:
- return HEADER_Create (hwnd, (LPCREATESTRUCTW)lParam);
-
- case WM_DESTROY:
- return HEADER_Destroy (infoPtr);
-
- case WM_NCDESTROY:
- return HEADER_NCDestroy (infoPtr);
-
- case WM_ERASEBKGND:
- return 1;
-
- case WM_GETDLGCODE:
- return DLGC_WANTTAB | DLGC_WANTARROWS;
-
- case WM_GETFONT:
- return HEADER_GetFont (infoPtr);
-
- case WM_LBUTTONDBLCLK:
- return HEADER_LButtonDblClk (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
-
- case WM_LBUTTONDOWN:
- return HEADER_LButtonDown (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
-
- case WM_LBUTTONUP:
- return HEADER_LButtonUp (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
-
- case WM_MOUSELEAVE:
- return HEADER_MouseLeave (infoPtr);
-
- case WM_MOUSEMOVE:
- return HEADER_MouseMove (infoPtr, lParam);
-
- case WM_NOTIFYFORMAT:
- return HEADER_NotifyFormat (infoPtr, wParam, lParam);
-
- case WM_SIZE:
- return HEADER_Size (infoPtr);
-
- case WM_THEMECHANGED:
- return HEADER_ThemeChanged (infoPtr);
-
- case WM_PRINTCLIENT:
- case WM_PAINT:
- return HEADER_Paint (infoPtr, (HDC)wParam);
-
- case WM_RBUTTONUP:
- return HEADER_RButtonUp (infoPtr, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
-
- case WM_SETCURSOR:
- return HEADER_SetCursor (infoPtr, lParam);
-
- case WM_SETFONT:
- return HEADER_SetFont (infoPtr, (HFONT)wParam, (WORD)lParam);
-
- case WM_SETREDRAW:
- return HEADER_SetRedraw(infoPtr, wParam, lParam);
-
- case WM_STYLECHANGED:
- return HEADER_StyleChanged(infoPtr, wParam, (LPSTYLESTRUCT)lParam);
-
- case WM_SYSCOLORCHANGE:
- COMCTL32_RefreshSysColors();
- return 0;
-
- default:
- if ((msg >= WM_USER) && (msg < WM_APP) && !COMCTL32_IsReflectedMessage(msg))
- ERR("unknown msg %04x wp=%04lx lp=%08lx\n",
- msg, wParam, lParam );
- return DefWindowProcW(hwnd, msg, wParam, lParam);
- }
-}
-
-
-VOID
-HEADER_Register (void)
-{
- WNDCLASSW wndClass;
-
- ZeroMemory (&wndClass, sizeof(WNDCLASSW));
- wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS;
- wndClass.lpfnWndProc = HEADER_WindowProc;
- wndClass.cbClsExtra = 0;
- wndClass.cbWndExtra = sizeof(HEADER_INFO *);
- wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
- wndClass.lpszClassName = WC_HEADERW;
-
- RegisterClassW (&wndClass);
-}
-
-
-VOID
-HEADER_Unregister (void)
-{
- UnregisterClassW (WC_HEADERW, NULL);
-}
projects / reactos.git / blobdiff