1656 lines
41 KiB
C
1656 lines
41 KiB
C
/*
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* Header control
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*
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* Copyright 1998 Eric Kohl
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*
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* TODO:
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* - Imagelist support (partially).
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* - Callback items (under construction).
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* - Order list support.
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* - Control specific cursors (over dividers).
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* - Hottrack support (partially).
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* - Custom draw support (including Notifications).
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* - Drag and Drop support (including Notifications).
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* - Unicode support.
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*
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* FIXME:
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* - Replace DrawText32A by DrawTextEx32A(...|DT_ENDELLIPSIS) in
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* HEADER_DrawItem.
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* - Little flaw when drawing a bitmap on the right side of the text.
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*/
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#include <string.h>
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#include "winbase.h"
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#include "commctrl.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(header);
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typedef struct
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{
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INT cxy;
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HBITMAP hbm;
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LPWSTR pszText;
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INT fmt;
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LPARAM lParam;
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INT iImage;
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INT iOrder; /* see documentation of HD_ITEM */
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BOOL bDown; /* is item pressed? (used for drawing) */
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RECT rect; /* bounding rectangle of the item */
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} HEADER_ITEM;
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typedef struct
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{
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UINT uNumItem; /* number of items (columns) */
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INT nHeight; /* height of the header (pixels) */
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HFONT hFont; /* handle to the current font */
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HCURSOR hcurArrow; /* handle to the arrow cursor */
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HCURSOR hcurDivider; /* handle to a cursor (used over dividers) <-|-> */
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HCURSOR hcurDivopen; /* handle to a cursor (used over dividers) <-||-> */
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BOOL bCaptured; /* Is the mouse captured? */
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BOOL bPressed; /* Is a header item pressed (down)? */
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BOOL bTracking; /* Is in tracking mode? */
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BOOL bUnicode; /* Unicode flag */
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INT iMoveItem; /* index of tracked item. (Tracking mode) */
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INT xTrackOffset; /* distance between the right side of the tracked item and the cursor */
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INT xOldTrack; /* track offset (see above) after the last WM_MOUSEMOVE */
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INT nOldWidth; /* width of a sizing item after the last WM_MOUSEMOVE */
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INT iHotItem; /* index of hot item (cursor is over this item) */
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HIMAGELIST himl; /* handle to a image list (may be 0) */
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HEADER_ITEM *items; /* pointer to array of HEADER_ITEM's */
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BOOL bRectsValid; /* validity flag for bounding rectangles */
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LPINT pOrder; /* pointer to order array */
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} HEADER_INFO;
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#define VERT_BORDER 4
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#define DIVIDER_WIDTH 10
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#define HEADER_GetInfoPtr(hwnd) ((HEADER_INFO *)GetWindowLongA(hwnd,0))
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static void
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HEADER_SetItemBounds (HWND hwnd)
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{
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HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
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HEADER_ITEM *phdi;
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RECT rect;
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int i, x;
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infoPtr->bRectsValid = TRUE;
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if (infoPtr->uNumItem == 0)
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return;
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GetClientRect (hwnd, &rect);
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x = rect.left;
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for (i = 0; i < infoPtr->uNumItem; i++) {
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phdi = &infoPtr->items[i];
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phdi->rect.top = rect.top;
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phdi->rect.bottom = rect.bottom;
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phdi->rect.left = x;
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phdi->rect.right = phdi->rect.left + phdi->cxy;
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x = phdi->rect.right;
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}
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}
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static LRESULT
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HEADER_Size (HWND hwnd, WPARAM wParam)
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{
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HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
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infoPtr->bRectsValid = FALSE;
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return 0;
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}
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static INT
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HEADER_DrawItem (HWND hwnd, HDC hdc, INT iItem, BOOL bHotTrack)
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{
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HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
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HEADER_ITEM *phdi = &infoPtr->items[iItem];
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RECT r;
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INT oldBkMode;
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if (!infoPtr->bRectsValid)
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HEADER_SetItemBounds(hwnd);
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r = phdi->rect;
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if (r.right - r.left == 0)
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return phdi->rect.right;
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if (GetWindowLongA (hwnd, GWL_STYLE) & HDS_BUTTONS) {
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if (phdi->bDown) {
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DrawEdge (hdc, &r, BDR_RAISEDOUTER,
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BF_RECT | BF_FLAT | BF_MIDDLE | BF_ADJUST);
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r.left += 2;
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r.top += 2;
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}
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else
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DrawEdge (hdc, &r, EDGE_RAISED,
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BF_RECT | BF_SOFT | BF_MIDDLE | BF_ADJUST);
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}
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else
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DrawEdge (hdc, &r, EDGE_ETCHED, BF_BOTTOM | BF_RIGHT | BF_ADJUST);
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if (phdi->fmt & HDF_OWNERDRAW) {
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DRAWITEMSTRUCT dis;
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dis.CtlType = ODT_HEADER;
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dis.CtlID = GetWindowLongA (hwnd, GWL_ID);
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dis.itemID = iItem;
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dis.itemAction = ODA_DRAWENTIRE;
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dis.itemState = phdi->bDown ? ODS_SELECTED : 0;
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dis.hwndItem = hwnd;
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dis.hDC = hdc;
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dis.rcItem = r;
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dis.itemData = phdi->lParam;
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SendMessageA (GetParent (hwnd), WM_DRAWITEM,
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(WPARAM)dis.CtlID, (LPARAM)&dis);
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}
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else {
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UINT uTextJustify = DT_LEFT;
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if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_CENTER)
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uTextJustify = DT_CENTER;
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else if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_RIGHT)
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uTextJustify = DT_RIGHT;
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if ((phdi->fmt & HDF_BITMAP) && (phdi->hbm)) {
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BITMAP bmp;
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HDC hdcBitmap;
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INT yD, yS, cx, cy, rx, ry;
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GetObjectA (phdi->hbm, sizeof(BITMAP), (LPVOID)&bmp);
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ry = r.bottom - r.top;
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rx = r.right - r.left;
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if (ry >= bmp.bmHeight) {
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cy = bmp.bmHeight;
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yD = r.top + (ry - bmp.bmHeight) / 2;
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yS = 0;
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}
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else {
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cy = ry;
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yD = r.top;
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yS = (bmp.bmHeight - ry) / 2;
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}
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if (rx >= bmp.bmWidth + 6) {
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cx = bmp.bmWidth;
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}
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else {
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cx = rx - 6;
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}
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hdcBitmap = CreateCompatibleDC (hdc);
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SelectObject (hdcBitmap, phdi->hbm);
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BitBlt (hdc, r.left + 3, yD, cx, cy, hdcBitmap, 0, yS, SRCCOPY);
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DeleteDC (hdcBitmap);
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r.left += (bmp.bmWidth + 3);
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}
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if ((phdi->fmt & HDF_BITMAP_ON_RIGHT) && (phdi->hbm)) {
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BITMAP bmp;
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HDC hdcBitmap;
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INT xD, yD, yS, cx, cy, rx, ry, tx;
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RECT textRect;
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GetObjectA (phdi->hbm, sizeof(BITMAP), (LPVOID)&bmp);
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textRect = r;
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DrawTextW (hdc, phdi->pszText, lstrlenW (phdi->pszText),
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&textRect, DT_LEFT|DT_VCENTER|DT_SINGLELINE|DT_CALCRECT);
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tx = textRect.right - textRect.left;
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ry = r.bottom - r.top;
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rx = r.right - r.left;
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if (ry >= bmp.bmHeight) {
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cy = bmp.bmHeight;
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yD = r.top + (ry - bmp.bmHeight) / 2;
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yS = 0;
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}
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else {
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cy = ry;
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yD = r.top;
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yS = (bmp.bmHeight - ry) / 2;
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}
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if (r.left + tx + bmp.bmWidth + 9 <= r.right) {
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cx = bmp.bmWidth;
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xD = r.left + tx + 6;
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}
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else {
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if (rx >= bmp.bmWidth + 6) {
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cx = bmp.bmWidth;
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xD = r.right - bmp.bmWidth - 3;
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r.right = xD - 3;
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}
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else {
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cx = rx - 3;
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xD = r.left;
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r.right = r.left;
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}
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}
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hdcBitmap = CreateCompatibleDC (hdc);
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SelectObject (hdcBitmap, phdi->hbm);
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BitBlt (hdc, xD, yD, cx, cy, hdcBitmap, 0, yS, SRCCOPY);
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DeleteDC (hdcBitmap);
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}
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if (phdi->fmt & HDF_IMAGE) {
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/* ImageList_Draw (infoPtr->himl, phdi->iImage,...); */
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}
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if (((phdi->fmt & HDF_STRING)
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|| (!(phdi->fmt & (HDF_OWNERDRAW|HDF_STRING|HDF_BITMAP|
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HDF_BITMAP_ON_RIGHT|HDF_IMAGE)))) /* no explicit format specified? */
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&& (phdi->pszText)) {
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oldBkMode = SetBkMode(hdc, TRANSPARENT);
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r.left += 3;
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r.right -= 3;
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SetTextColor (hdc, bHotTrack ? COLOR_HIGHLIGHT : COLOR_BTNTEXT);
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DrawTextW (hdc, phdi->pszText, lstrlenW (phdi->pszText),
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&r, uTextJustify|DT_VCENTER|DT_SINGLELINE);
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if (oldBkMode != TRANSPARENT)
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SetBkMode(hdc, oldBkMode);
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}
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}
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return phdi->rect.right;
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}
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static void
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HEADER_Refresh (HWND hwnd, HDC hdc)
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{
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HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
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HFONT hFont, hOldFont;
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RECT rect;
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HBRUSH hbrBk;
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INT i, x;
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/* get rect for the bar, adjusted for the border */
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GetClientRect (hwnd, &rect);
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hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
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hOldFont = SelectObject (hdc, hFont);
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/* draw Background */
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hbrBk = GetSysColorBrush(COLOR_3DFACE);
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FillRect(hdc, &rect, hbrBk);
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x = rect.left;
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for (i = 0; i < infoPtr->uNumItem; i++) {
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x = HEADER_DrawItem (hwnd, hdc, i, FALSE);
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}
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if ((x <= rect.right) && (infoPtr->uNumItem > 0)) {
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rect.left = x;
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if (GetWindowLongA (hwnd, GWL_STYLE) & HDS_BUTTONS)
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DrawEdge (hdc, &rect, EDGE_RAISED, BF_TOP|BF_LEFT|BF_BOTTOM|BF_SOFT);
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else
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DrawEdge (hdc, &rect, EDGE_ETCHED, BF_BOTTOM);
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}
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SelectObject (hdc, hOldFont);
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}
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static void
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HEADER_RefreshItem (HWND hwnd, HDC hdc, INT iItem)
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{
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HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
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HFONT hFont, hOldFont;
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hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
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hOldFont = SelectObject (hdc, hFont);
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HEADER_DrawItem (hwnd, hdc, iItem, FALSE);
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SelectObject (hdc, hOldFont);
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}
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static void
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HEADER_InternalHitTest (HWND hwnd, LPPOINT lpPt, UINT *pFlags, INT *pItem)
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{
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HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
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RECT rect, rcTest;
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INT iCount, width;
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BOOL bNoWidth;
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GetClientRect (hwnd, &rect);
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*pFlags = 0;
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bNoWidth = FALSE;
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if (PtInRect (&rect, *lpPt))
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{
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if (infoPtr->uNumItem == 0) {
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*pFlags |= HHT_NOWHERE;
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*pItem = 1;
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TRACE("NOWHERE\n");
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return;
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}
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else {
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/* somewhere inside */
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for (iCount = 0; iCount < infoPtr->uNumItem; iCount++) {
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rect = infoPtr->items[iCount].rect;
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width = rect.right - rect.left;
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if (width == 0) {
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bNoWidth = TRUE;
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continue;
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}
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if (PtInRect (&rect, *lpPt)) {
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if (width <= 2 * DIVIDER_WIDTH) {
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*pFlags |= HHT_ONHEADER;
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*pItem = iCount;
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TRACE("ON HEADER %d\n", iCount);
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return;
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}
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if (iCount > 0) {
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rcTest = rect;
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rcTest.right = rcTest.left + DIVIDER_WIDTH;
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if (PtInRect (&rcTest, *lpPt)) {
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if (bNoWidth) {
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*pFlags |= HHT_ONDIVOPEN;
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*pItem = iCount - 1;
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TRACE("ON DIVOPEN %d\n", *pItem);
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return;
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}
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else {
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*pFlags |= HHT_ONDIVIDER;
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*pItem = iCount - 1;
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TRACE("ON DIVIDER %d\n", *pItem);
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return;
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}
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}
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}
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rcTest = rect;
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rcTest.left = rcTest.right - DIVIDER_WIDTH;
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if (PtInRect (&rcTest, *lpPt)) {
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*pFlags |= HHT_ONDIVIDER;
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*pItem = iCount;
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TRACE("ON DIVIDER %d\n", *pItem);
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return;
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}
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*pFlags |= HHT_ONHEADER;
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*pItem = iCount;
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TRACE("ON HEADER %d\n", iCount);
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return;
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}
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}
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/* check for last divider part (on nowhere) */
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rect = infoPtr->items[infoPtr->uNumItem-1].rect;
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rect.left = rect.right;
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rect.right += DIVIDER_WIDTH;
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if (PtInRect (&rect, *lpPt)) {
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if (bNoWidth) {
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*pFlags |= HHT_ONDIVOPEN;
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*pItem = infoPtr->uNumItem - 1;
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TRACE("ON DIVOPEN %d\n", *pItem);
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return;
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}
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else {
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*pFlags |= HHT_ONDIVIDER;
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*pItem = infoPtr->uNumItem-1;
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TRACE("ON DIVIDER %d\n", *pItem);
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return;
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}
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}
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*pFlags |= HHT_NOWHERE;
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*pItem = 1;
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TRACE("NOWHERE\n");
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return;
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}
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}
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else {
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if (lpPt->x < rect.left) {
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TRACE("TO LEFT\n");
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*pFlags |= HHT_TOLEFT;
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}
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else if (lpPt->x > rect.right) {
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TRACE("TO RIGHT\n");
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*pFlags |= HHT_TORIGHT;
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}
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if (lpPt->y < rect.top) {
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TRACE("ABOVE\n");
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*pFlags |= HHT_ABOVE;
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}
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else if (lpPt->y > rect.bottom) {
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TRACE("BELOW\n");
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*pFlags |= HHT_BELOW;
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}
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}
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*pItem = 1;
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TRACE("flags=0x%X\n", *pFlags);
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return;
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}
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static void
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HEADER_DrawTrackLine (HWND hwnd, HDC hdc, INT x)
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{
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RECT rect;
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HPEN hOldPen;
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INT oldRop;
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GetClientRect (hwnd, &rect);
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hOldPen = SelectObject (hdc, GetStockObject (BLACK_PEN));
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oldRop = SetROP2 (hdc, R2_XORPEN);
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MoveToEx (hdc, x, rect.top, NULL);
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LineTo (hdc, x, rect.bottom);
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SetROP2 (hdc, oldRop);
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SelectObject (hdc, hOldPen);
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}
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static BOOL
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HEADER_SendSimpleNotify (HWND hwnd, UINT code)
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{
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NMHDR nmhdr;
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nmhdr.hwndFrom = hwnd;
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nmhdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
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nmhdr.code = code;
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return (BOOL)SendMessageA (GetParent (hwnd), WM_NOTIFY,
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(WPARAM)nmhdr.idFrom, (LPARAM)&nmhdr);
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}
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static BOOL
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HEADER_SendItemChange(HWND hwnd, INT iItem, UINT mask, UINT msg)
|
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{
|
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HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
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NMHEADERA nmhdr;
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HDITEMA nmitem;
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nmhdr.hdr.hwndFrom = hwnd;
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nmhdr.hdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
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nmhdr.hdr.code = msg;
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nmhdr.iItem = iItem;
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nmhdr.iButton = 0;
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nmhdr.pitem = &nmitem;
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nmitem.mask = mask;
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nmitem.cxy = infoPtr->items[iItem].cxy;
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nmitem.hbm = infoPtr->items[iItem].hbm;
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nmitem.pszText = NULL;
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nmitem.cchTextMax = 0;
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nmitem.fmt = infoPtr->items[iItem].fmt;
|
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nmitem.lParam = infoPtr->items[iItem].lParam;
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nmitem.iOrder = infoPtr->items[iItem].iOrder;
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nmitem.iImage = infoPtr->items[iItem].iImage;
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return (BOOL)SendMessageA (GetParent (hwnd), WM_NOTIFY,
|
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(WPARAM)nmhdr.hdr.idFrom, (LPARAM)&nmhdr);
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}
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|
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static BOOL
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HEADER_SendHeaderNotify (HWND hwnd, UINT code, INT iItem)
|
|
{
|
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HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
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NMHEADERA nmhdr;
|
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HDITEMA nmitem;
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nmhdr.hdr.hwndFrom = hwnd;
|
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nmhdr.hdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
|
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nmhdr.hdr.code = code;
|
|
nmhdr.iItem = iItem;
|
|
nmhdr.iButton = 0;
|
|
nmhdr.pitem = &nmitem;
|
|
nmitem.mask = 0;
|
|
nmitem.cxy = infoPtr->items[iItem].cxy;
|
|
nmitem.hbm = infoPtr->items[iItem].hbm;
|
|
nmitem.pszText = NULL;
|
|
nmitem.cchTextMax = 0;
|
|
/* nmitem.pszText = infoPtr->items[iItem].pszText; */
|
|
/* nmitem.cchTextMax = infoPtr->items[iItem].cchTextMax; */
|
|
nmitem.fmt = infoPtr->items[iItem].fmt;
|
|
nmitem.lParam = infoPtr->items[iItem].lParam;
|
|
nmitem.iOrder = infoPtr->items[iItem].iOrder;
|
|
nmitem.iImage = infoPtr->items[iItem].iImage;
|
|
|
|
return (BOOL)SendMessageA (GetParent (hwnd), WM_NOTIFY,
|
|
(WPARAM)nmhdr.hdr.idFrom, (LPARAM)&nmhdr);
|
|
}
|
|
|
|
|
|
static BOOL
|
|
HEADER_SendClickNotify (HWND hwnd, UINT code, INT iItem)
|
|
{
|
|
NMHEADERA nmhdr;
|
|
|
|
nmhdr.hdr.hwndFrom = hwnd;
|
|
nmhdr.hdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
|
|
nmhdr.hdr.code = code;
|
|
nmhdr.iItem = iItem;
|
|
nmhdr.iButton = 0;
|
|
nmhdr.pitem = NULL;
|
|
|
|
return (BOOL)SendMessageA (GetParent (hwnd), WM_NOTIFY,
|
|
(WPARAM)nmhdr.hdr.idFrom, (LPARAM)&nmhdr);
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_CreateDragImage (HWND hwnd, WPARAM wParam)
|
|
{
|
|
FIXME("empty stub!\n");
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_DeleteItem (HWND hwnd, WPARAM wParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
|
|
INT iItem = (INT)wParam;
|
|
|
|
TRACE("[iItem=%d]\n", iItem);
|
|
|
|
if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem))
|
|
return FALSE;
|
|
|
|
if (infoPtr->uNumItem == 1) {
|
|
TRACE("Simple delete!\n");
|
|
if (infoPtr->items[0].pszText)
|
|
COMCTL32_Free (infoPtr->items[0].pszText);
|
|
COMCTL32_Free (infoPtr->items);
|
|
infoPtr->items = 0;
|
|
infoPtr->uNumItem = 0;
|
|
}
|
|
else {
|
|
HEADER_ITEM *oldItems = infoPtr->items;
|
|
TRACE("Complex delete! [iItem=%d]\n", iItem);
|
|
|
|
if (infoPtr->items[iItem].pszText)
|
|
COMCTL32_Free (infoPtr->items[iItem].pszText);
|
|
|
|
infoPtr->uNumItem--;
|
|
infoPtr->items = COMCTL32_Alloc (sizeof (HEADER_ITEM) * infoPtr->uNumItem);
|
|
/* pre delete copy */
|
|
if (iItem > 0) {
|
|
memcpy (&infoPtr->items[0], &oldItems[0],
|
|
iItem * sizeof(HEADER_ITEM));
|
|
}
|
|
|
|
/* post delete copy */
|
|
if (iItem < infoPtr->uNumItem) {
|
|
memcpy (&infoPtr->items[iItem], &oldItems[iItem+1],
|
|
(infoPtr->uNumItem - iItem) * sizeof(HEADER_ITEM));
|
|
}
|
|
|
|
COMCTL32_Free (oldItems);
|
|
}
|
|
|
|
HEADER_SetItemBounds (hwnd);
|
|
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_GetImageList (HWND hwnd)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
|
|
return (LRESULT)infoPtr->himl;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_GetItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
HDITEMA *phdi = (HDITEMA*)lParam;
|
|
INT nItem = (INT)wParam;
|
|
HEADER_ITEM *lpItem;
|
|
|
|
if (!phdi)
|
|
return FALSE;
|
|
if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
|
|
return FALSE;
|
|
|
|
TRACE("[nItem=%d]\n", nItem);
|
|
|
|
if (phdi->mask == 0)
|
|
return TRUE;
|
|
|
|
lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
|
|
if (phdi->mask & HDI_BITMAP)
|
|
phdi->hbm = lpItem->hbm;
|
|
|
|
if (phdi->mask & HDI_FORMAT)
|
|
phdi->fmt = lpItem->fmt;
|
|
|
|
if (phdi->mask & HDI_WIDTH)
|
|
phdi->cxy = lpItem->cxy;
|
|
|
|
if (phdi->mask & HDI_LPARAM)
|
|
phdi->lParam = lpItem->lParam;
|
|
|
|
if (phdi->mask & HDI_TEXT) {
|
|
if (lpItem->pszText != LPSTR_TEXTCALLBACKW)
|
|
lstrcpynWtoA (phdi->pszText, lpItem->pszText, phdi->cchTextMax);
|
|
else
|
|
phdi->pszText = LPSTR_TEXTCALLBACKA;
|
|
}
|
|
|
|
if (phdi->mask & HDI_IMAGE)
|
|
phdi->iImage = lpItem->iImage;
|
|
|
|
if (phdi->mask & HDI_ORDER)
|
|
phdi->iOrder = lpItem->iOrder;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_GetItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
HDITEMW *phdi = (HDITEMW*)lParam;
|
|
INT nItem = (INT)wParam;
|
|
HEADER_ITEM *lpItem;
|
|
|
|
if (!phdi)
|
|
return FALSE;
|
|
if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
|
|
return FALSE;
|
|
|
|
TRACE("[nItem=%d]\n", nItem);
|
|
|
|
if (phdi->mask == 0)
|
|
return TRUE;
|
|
|
|
lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
|
|
if (phdi->mask & HDI_BITMAP)
|
|
phdi->hbm = lpItem->hbm;
|
|
|
|
if (phdi->mask & HDI_FORMAT)
|
|
phdi->fmt = lpItem->fmt;
|
|
|
|
if (phdi->mask & HDI_WIDTH)
|
|
phdi->cxy = lpItem->cxy;
|
|
|
|
if (phdi->mask & HDI_LPARAM)
|
|
phdi->lParam = lpItem->lParam;
|
|
|
|
if (phdi->mask & HDI_TEXT) {
|
|
if (lpItem->pszText != LPSTR_TEXTCALLBACKW)
|
|
lstrcpynW (phdi->pszText, lpItem->pszText, phdi->cchTextMax);
|
|
else
|
|
phdi->pszText = LPSTR_TEXTCALLBACKW;
|
|
}
|
|
|
|
if (phdi->mask & HDI_IMAGE)
|
|
phdi->iImage = lpItem->iImage;
|
|
|
|
if (phdi->mask & HDI_ORDER)
|
|
phdi->iOrder = lpItem->iOrder;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
inline static LRESULT
|
|
HEADER_GetItemCount (HWND hwnd)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
return infoPtr->uNumItem;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_GetItemRect (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
INT iItem = (INT)wParam;
|
|
LPRECT lpRect = (LPRECT)lParam;
|
|
|
|
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;
|
|
}
|
|
|
|
|
|
/* << HEADER_GetOrderArray >> */
|
|
|
|
|
|
inline static LRESULT
|
|
HEADER_GetUnicodeFormat (HWND hwnd)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
return infoPtr->bUnicode;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_HitTest (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
LPHDHITTESTINFO phti = (LPHDHITTESTINFO)lParam;
|
|
|
|
HEADER_InternalHitTest (hwnd, &phti->pt, &phti->flags, &phti->iItem);
|
|
|
|
if (phti->flags == HHT_ONHEADER)
|
|
return phti->iItem;
|
|
else
|
|
return -1;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_InsertItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
HDITEMA *phdi = (HDITEMA*)lParam;
|
|
INT nItem = (INT)wParam;
|
|
HEADER_ITEM *lpItem;
|
|
INT len;
|
|
|
|
if ((phdi == NULL) || (nItem < 0))
|
|
return -1;
|
|
|
|
if (nItem > infoPtr->uNumItem)
|
|
nItem = infoPtr->uNumItem;
|
|
|
|
if (infoPtr->uNumItem == 0) {
|
|
infoPtr->items = COMCTL32_Alloc (sizeof (HEADER_ITEM));
|
|
infoPtr->uNumItem++;
|
|
}
|
|
else {
|
|
HEADER_ITEM *oldItems = infoPtr->items;
|
|
|
|
infoPtr->uNumItem++;
|
|
infoPtr->items = COMCTL32_Alloc (sizeof (HEADER_ITEM) * infoPtr->uNumItem);
|
|
if (nItem == 0) {
|
|
memcpy (&infoPtr->items[1], &oldItems[0],
|
|
(infoPtr->uNumItem-1) * sizeof(HEADER_ITEM));
|
|
}
|
|
else
|
|
{
|
|
/* pre insert copy */
|
|
if (nItem > 0) {
|
|
memcpy (&infoPtr->items[0], &oldItems[0],
|
|
nItem * sizeof(HEADER_ITEM));
|
|
}
|
|
|
|
/* post insert copy */
|
|
if (nItem < infoPtr->uNumItem - 1) {
|
|
memcpy (&infoPtr->items[nItem+1], &oldItems[nItem],
|
|
(infoPtr->uNumItem - nItem - 1) * sizeof(HEADER_ITEM));
|
|
}
|
|
}
|
|
|
|
COMCTL32_Free (oldItems);
|
|
}
|
|
|
|
lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
|
|
lpItem->bDown = FALSE;
|
|
|
|
if (phdi->mask & HDI_WIDTH)
|
|
lpItem->cxy = phdi->cxy;
|
|
|
|
if (phdi->mask & HDI_TEXT) {
|
|
if (!phdi->pszText) /* null pointer check */
|
|
phdi->pszText = "";
|
|
if (phdi->pszText != LPSTR_TEXTCALLBACKA) {
|
|
len = lstrlenA (phdi->pszText);
|
|
lpItem->pszText = COMCTL32_Alloc ((len+1)*sizeof(WCHAR));
|
|
lstrcpyAtoW (lpItem->pszText, phdi->pszText);
|
|
}
|
|
else
|
|
lpItem->pszText = LPSTR_TEXTCALLBACKW;
|
|
}
|
|
|
|
if (phdi->mask & HDI_FORMAT)
|
|
lpItem->fmt = phdi->fmt;
|
|
|
|
if (lpItem->fmt == 0)
|
|
lpItem->fmt = HDF_LEFT;
|
|
|
|
if (phdi->mask & HDI_BITMAP)
|
|
lpItem->hbm = phdi->hbm;
|
|
|
|
if (phdi->mask & HDI_LPARAM)
|
|
lpItem->lParam = phdi->lParam;
|
|
|
|
if (phdi->mask & HDI_IMAGE)
|
|
lpItem->iImage = phdi->iImage;
|
|
|
|
if (phdi->mask & HDI_ORDER)
|
|
lpItem->iOrder = phdi->iOrder;
|
|
|
|
HEADER_SetItemBounds (hwnd);
|
|
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
|
|
return nItem;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_InsertItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
HDITEMW *phdi = (HDITEMW*)lParam;
|
|
INT nItem = (INT)wParam;
|
|
HEADER_ITEM *lpItem;
|
|
INT len;
|
|
|
|
if ((phdi == NULL) || (nItem < 0))
|
|
return -1;
|
|
|
|
if (nItem > infoPtr->uNumItem)
|
|
nItem = infoPtr->uNumItem;
|
|
|
|
if (infoPtr->uNumItem == 0) {
|
|
infoPtr->items = COMCTL32_Alloc (sizeof (HEADER_ITEM));
|
|
infoPtr->uNumItem++;
|
|
}
|
|
else {
|
|
HEADER_ITEM *oldItems = infoPtr->items;
|
|
|
|
infoPtr->uNumItem++;
|
|
infoPtr->items = COMCTL32_Alloc (sizeof (HEADER_ITEM) * infoPtr->uNumItem);
|
|
/* pre insert copy */
|
|
if (nItem > 0) {
|
|
memcpy (&infoPtr->items[0], &oldItems[0],
|
|
nItem * sizeof(HEADER_ITEM));
|
|
}
|
|
|
|
/* post insert copy */
|
|
if (nItem < infoPtr->uNumItem - 1) {
|
|
memcpy (&infoPtr->items[nItem+1], &oldItems[nItem],
|
|
(infoPtr->uNumItem - nItem) * sizeof(HEADER_ITEM));
|
|
}
|
|
|
|
COMCTL32_Free (oldItems);
|
|
}
|
|
|
|
lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
|
|
lpItem->bDown = FALSE;
|
|
|
|
if (phdi->mask & HDI_WIDTH)
|
|
lpItem->cxy = phdi->cxy;
|
|
|
|
if (phdi->mask & HDI_TEXT) {
|
|
WCHAR wide_null_char = 0;
|
|
if (!phdi->pszText) /* null pointer check */
|
|
phdi->pszText = &wide_null_char;
|
|
if (phdi->pszText != LPSTR_TEXTCALLBACKW) {
|
|
len = lstrlenW (phdi->pszText);
|
|
lpItem->pszText = COMCTL32_Alloc ((len+1)*sizeof(WCHAR));
|
|
lstrcpyW (lpItem->pszText, phdi->pszText);
|
|
}
|
|
else
|
|
lpItem->pszText = LPSTR_TEXTCALLBACKW;
|
|
}
|
|
|
|
if (phdi->mask & HDI_FORMAT)
|
|
lpItem->fmt = phdi->fmt;
|
|
|
|
if (lpItem->fmt == 0)
|
|
lpItem->fmt = HDF_LEFT;
|
|
|
|
if (phdi->mask & HDI_BITMAP)
|
|
lpItem->hbm = phdi->hbm;
|
|
|
|
if (phdi->mask & HDI_LPARAM)
|
|
lpItem->lParam = phdi->lParam;
|
|
|
|
if (phdi->mask & HDI_IMAGE)
|
|
lpItem->iImage = phdi->iImage;
|
|
|
|
if (phdi->mask & HDI_ORDER)
|
|
lpItem->iOrder = phdi->iOrder;
|
|
|
|
HEADER_SetItemBounds (hwnd);
|
|
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
|
|
return nItem;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_Layout (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
LPHDLAYOUT lpLayout = (LPHDLAYOUT)lParam;
|
|
|
|
lpLayout->pwpos->hwnd = hwnd;
|
|
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 (GetWindowLongA (hwnd, GWL_STYLE) & 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 (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
HIMAGELIST himlOld;
|
|
|
|
himlOld = infoPtr->himl;
|
|
infoPtr->himl = (HIMAGELIST)lParam;
|
|
|
|
/* FIXME: Refresh needed??? */
|
|
|
|
return (LRESULT)himlOld;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_SetItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
HDITEMA *phdi = (HDITEMA*)lParam;
|
|
INT nItem = (INT)wParam;
|
|
HEADER_ITEM *lpItem;
|
|
|
|
if (phdi == NULL)
|
|
return FALSE;
|
|
if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
|
|
return FALSE;
|
|
|
|
TRACE("[nItem=%d]\n", nItem);
|
|
|
|
if (HEADER_SendItemChange(hwnd, nItem, phdi->mask,HDN_ITEMCHANGINGA))
|
|
return FALSE;
|
|
|
|
lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
|
|
if (phdi->mask & HDI_BITMAP)
|
|
lpItem->hbm = phdi->hbm;
|
|
|
|
if (phdi->mask & HDI_FORMAT)
|
|
lpItem->fmt = phdi->fmt;
|
|
|
|
if (phdi->mask & HDI_LPARAM)
|
|
lpItem->lParam = phdi->lParam;
|
|
|
|
if (phdi->mask & HDI_TEXT) {
|
|
if (phdi->pszText != LPSTR_TEXTCALLBACKA) {
|
|
if (lpItem->pszText) {
|
|
COMCTL32_Free (lpItem->pszText);
|
|
lpItem->pszText = NULL;
|
|
}
|
|
if (phdi->pszText) {
|
|
INT len = lstrlenA (phdi->pszText);
|
|
lpItem->pszText = COMCTL32_Alloc ((len+1)*sizeof(WCHAR));
|
|
lstrcpyAtoW (lpItem->pszText, phdi->pszText);
|
|
}
|
|
}
|
|
else
|
|
lpItem->pszText = LPSTR_TEXTCALLBACKW;
|
|
}
|
|
|
|
if (phdi->mask & HDI_WIDTH)
|
|
lpItem->cxy = phdi->cxy;
|
|
|
|
if (phdi->mask & HDI_IMAGE)
|
|
lpItem->iImage = phdi->iImage;
|
|
|
|
if (phdi->mask & HDI_ORDER)
|
|
lpItem->iOrder = phdi->iOrder;
|
|
|
|
HEADER_SendItemChange(hwnd,nItem,phdi->mask,HDN_ITEMCHANGEDA);
|
|
|
|
HEADER_SetItemBounds (hwnd);
|
|
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_SetItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
HDITEMW *phdi = (HDITEMW*)lParam;
|
|
INT nItem = (INT)wParam;
|
|
HEADER_ITEM *lpItem;
|
|
|
|
if (phdi == NULL)
|
|
return FALSE;
|
|
if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
|
|
return FALSE;
|
|
|
|
TRACE("[nItem=%d]\n", nItem);
|
|
|
|
if (HEADER_SendItemChange(hwnd,nItem,phdi->mask,HDN_ITEMCHANGINGW))
|
|
return FALSE;
|
|
|
|
lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
|
|
if (phdi->mask & HDI_BITMAP)
|
|
lpItem->hbm = phdi->hbm;
|
|
|
|
if (phdi->mask & HDI_FORMAT)
|
|
lpItem->fmt = phdi->fmt;
|
|
|
|
if (phdi->mask & HDI_LPARAM)
|
|
lpItem->lParam = phdi->lParam;
|
|
|
|
if (phdi->mask & HDI_TEXT) {
|
|
if (phdi->pszText != LPSTR_TEXTCALLBACKW) {
|
|
if (lpItem->pszText) {
|
|
COMCTL32_Free (lpItem->pszText);
|
|
lpItem->pszText = NULL;
|
|
}
|
|
if (phdi->pszText) {
|
|
INT len = lstrlenW (phdi->pszText);
|
|
lpItem->pszText = COMCTL32_Alloc ((len+1)*sizeof(WCHAR));
|
|
lstrcpyW (lpItem->pszText, phdi->pszText);
|
|
}
|
|
}
|
|
else
|
|
lpItem->pszText = LPSTR_TEXTCALLBACKW;
|
|
}
|
|
|
|
if (phdi->mask & HDI_WIDTH)
|
|
lpItem->cxy = phdi->cxy;
|
|
|
|
if (phdi->mask & HDI_IMAGE)
|
|
lpItem->iImage = phdi->iImage;
|
|
|
|
if (phdi->mask & HDI_ORDER)
|
|
lpItem->iOrder = phdi->iOrder;
|
|
|
|
HEADER_SendItemChange(hwnd, nItem, phdi->mask,HDN_ITEMCHANGEDW);
|
|
|
|
HEADER_SetItemBounds (hwnd);
|
|
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/* << HEADER_SetOrderArray >> */
|
|
|
|
|
|
inline static LRESULT
|
|
HEADER_SetUnicodeFormat (HWND hwnd, WPARAM wParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
BOOL bTemp = infoPtr->bUnicode;
|
|
|
|
infoPtr->bUnicode = (BOOL)wParam;
|
|
|
|
return bTemp;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr;
|
|
TEXTMETRICA tm;
|
|
HFONT hOldFont;
|
|
HDC hdc;
|
|
|
|
infoPtr = (HEADER_INFO *)COMCTL32_Alloc (sizeof(HEADER_INFO));
|
|
SetWindowLongA (hwnd, 0, (DWORD)infoPtr);
|
|
|
|
infoPtr->uNumItem = 0;
|
|
infoPtr->nHeight = 20;
|
|
infoPtr->hFont = 0;
|
|
infoPtr->items = 0;
|
|
infoPtr->bRectsValid = FALSE;
|
|
infoPtr->hcurArrow = LoadCursorA (0, IDC_ARROWA);
|
|
infoPtr->hcurDivider = LoadCursorA (0, IDC_SIZEWEA);
|
|
infoPtr->hcurDivopen = LoadCursorA (0, IDC_SIZENSA);
|
|
infoPtr->bPressed = FALSE;
|
|
infoPtr->bTracking = FALSE;
|
|
infoPtr->iMoveItem = 0;
|
|
infoPtr->himl = 0;
|
|
infoPtr->iHotItem = -1;
|
|
infoPtr->bUnicode = IsWindowUnicode (hwnd);
|
|
|
|
hdc = GetDC (0);
|
|
hOldFont = SelectObject (hdc, GetStockObject (SYSTEM_FONT));
|
|
GetTextMetricsA (hdc, &tm);
|
|
infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
|
|
SelectObject (hdc, hOldFont);
|
|
ReleaseDC (0, hdc);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
HEADER_ITEM *lpItem;
|
|
INT nItem;
|
|
|
|
if (infoPtr->items) {
|
|
lpItem = (HEADER_ITEM*)infoPtr->items;
|
|
for (nItem = 0; nItem < infoPtr->uNumItem; nItem++, lpItem++) {
|
|
if ((lpItem->pszText) && (lpItem->pszText != LPSTR_TEXTCALLBACKW))
|
|
COMCTL32_Free (lpItem->pszText);
|
|
}
|
|
COMCTL32_Free (infoPtr->items);
|
|
}
|
|
|
|
if (infoPtr->himl)
|
|
ImageList_Destroy (infoPtr->himl);
|
|
|
|
COMCTL32_Free (infoPtr);
|
|
SetWindowLongA (hwnd, 0, 0);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline LRESULT
|
|
HEADER_GetFont (HWND hwnd)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
|
|
return (LRESULT)infoPtr->hFont;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_LButtonDblClk (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
POINT pt;
|
|
UINT flags;
|
|
INT nItem;
|
|
|
|
pt.x = (INT)LOWORD(lParam);
|
|
pt.y = (INT)HIWORD(lParam);
|
|
HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
|
|
|
|
if ((GetWindowLongA (hwnd, GWL_STYLE) & HDS_BUTTONS) && (flags == HHT_ONHEADER))
|
|
HEADER_SendHeaderNotify (hwnd, HDN_ITEMDBLCLICKA, nItem);
|
|
else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN))
|
|
HEADER_SendHeaderNotify (hwnd, HDN_DIVIDERDBLCLICKA, nItem);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_LButtonDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
|
|
POINT pt;
|
|
UINT flags;
|
|
INT nItem;
|
|
HDC hdc;
|
|
|
|
pt.x = (INT)LOWORD(lParam);
|
|
pt.y = (INT)HIWORD(lParam);
|
|
HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
|
|
|
|
if ((dwStyle & HDS_BUTTONS) && (flags == HHT_ONHEADER)) {
|
|
SetCapture (hwnd);
|
|
infoPtr->bCaptured = TRUE;
|
|
infoPtr->bPressed = TRUE;
|
|
infoPtr->iMoveItem = nItem;
|
|
|
|
infoPtr->items[nItem].bDown = TRUE;
|
|
|
|
/* Send WM_CUSTOMDRAW */
|
|
hdc = GetDC (hwnd);
|
|
HEADER_RefreshItem (hwnd, hdc, nItem);
|
|
ReleaseDC (hwnd, hdc);
|
|
|
|
TRACE("Pressed item %d!\n", nItem);
|
|
}
|
|
else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN)) {
|
|
if (!(HEADER_SendHeaderNotify (hwnd, HDN_BEGINTRACKA, nItem))) {
|
|
SetCapture (hwnd);
|
|
infoPtr->bCaptured = TRUE;
|
|
infoPtr->bTracking = TRUE;
|
|
infoPtr->iMoveItem = nItem;
|
|
infoPtr->nOldWidth = infoPtr->items[nItem].cxy;
|
|
infoPtr->xTrackOffset = infoPtr->items[nItem].rect.right - pt.x;
|
|
|
|
if (!(dwStyle & HDS_FULLDRAG)) {
|
|
infoPtr->xOldTrack = infoPtr->items[nItem].rect.right;
|
|
hdc = GetDC (hwnd);
|
|
HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
|
|
ReleaseDC (hwnd, hdc);
|
|
}
|
|
|
|
TRACE("Begin tracking item %d!\n", nItem);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
/*
|
|
*DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
|
|
*/
|
|
POINT pt;
|
|
UINT flags;
|
|
INT nItem, nWidth;
|
|
HDC hdc;
|
|
|
|
pt.x = (INT)SLOWORD(lParam);
|
|
pt.y = (INT)SHIWORD(lParam);
|
|
HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
|
|
|
|
if (infoPtr->bPressed) {
|
|
if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER)) {
|
|
infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
|
|
hdc = GetDC (hwnd);
|
|
HEADER_RefreshItem (hwnd, hdc, infoPtr->iMoveItem);
|
|
ReleaseDC (hwnd, hdc);
|
|
|
|
HEADER_SendClickNotify (hwnd, HDN_ITEMCLICKA, infoPtr->iMoveItem);
|
|
}
|
|
TRACE("Released item %d!\n", infoPtr->iMoveItem);
|
|
infoPtr->bPressed = FALSE;
|
|
}
|
|
else if (infoPtr->bTracking) {
|
|
TRACE("End tracking item %d!\n", infoPtr->iMoveItem);
|
|
infoPtr->bTracking = FALSE;
|
|
|
|
HEADER_SendHeaderNotify (hwnd, HDN_ENDTRACKA, infoPtr->iMoveItem);
|
|
|
|
/*
|
|
* we want to do this even for HDS_FULLDRAG because this is where
|
|
* we send the HDN_ITEMCHANGING and HDN_ITEMCHANGED notifications
|
|
*
|
|
* if (!(dwStyle & HDS_FULLDRAG)) {
|
|
*/
|
|
|
|
hdc = GetDC (hwnd);
|
|
HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
|
|
ReleaseDC (hwnd, hdc);
|
|
if (HEADER_SendItemChange(hwnd, infoPtr->iMoveItem,HDI_WIDTH,
|
|
HDN_ITEMCHANGINGA))
|
|
infoPtr->items[infoPtr->iMoveItem].cxy = infoPtr->nOldWidth;
|
|
else {
|
|
nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
|
|
if (nWidth < 0)
|
|
nWidth = 0;
|
|
infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
|
|
}
|
|
|
|
HEADER_SendItemChange(hwnd,infoPtr->iMoveItem,HDI_WIDTH,
|
|
HDN_ITEMCHANGEDA);
|
|
HEADER_SetItemBounds (hwnd);
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
/*
|
|
* }
|
|
*/
|
|
}
|
|
|
|
if (infoPtr->bCaptured) {
|
|
infoPtr->bCaptured = FALSE;
|
|
ReleaseCapture ();
|
|
HEADER_SendSimpleNotify (hwnd, NM_RELEASEDCAPTURE);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_MouseMove (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
|
|
POINT pt;
|
|
UINT flags;
|
|
INT nItem, nWidth;
|
|
HDC hdc;
|
|
|
|
pt.x = (INT)SLOWORD(lParam);
|
|
pt.y = (INT)SHIWORD(lParam);
|
|
HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
|
|
|
|
if ((dwStyle & HDS_BUTTONS) && (dwStyle & HDS_HOTTRACK)) {
|
|
if (flags & (HHT_ONHEADER | HHT_ONDIVIDER | HHT_ONDIVOPEN))
|
|
infoPtr->iHotItem = nItem;
|
|
else
|
|
infoPtr->iHotItem = -1;
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
}
|
|
|
|
if (infoPtr->bCaptured) {
|
|
if (infoPtr->bPressed) {
|
|
if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER))
|
|
infoPtr->items[infoPtr->iMoveItem].bDown = TRUE;
|
|
else
|
|
infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
|
|
hdc = GetDC (hwnd);
|
|
HEADER_RefreshItem (hwnd, hdc, infoPtr->iMoveItem);
|
|
ReleaseDC (hwnd, hdc);
|
|
|
|
TRACE("Moving pressed item %d!\n", infoPtr->iMoveItem);
|
|
}
|
|
else if (infoPtr->bTracking) {
|
|
if (dwStyle & HDS_FULLDRAG) {
|
|
/*
|
|
* Investigation shows that the changing message occure only
|
|
* after tracking is done
|
|
*
|
|
*if (HEADER_SendHeaderNotify (hwnd, HDN_ITEMCHANGINGA, infoPtr->iMoveItem))
|
|
* infoPtr->items[infoPtr->iMoveItem].cxy = infoPtr->nOldWidth;
|
|
*else {
|
|
*
|
|
*/
|
|
nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
|
|
if (nWidth < 0)
|
|
nWidth = 0;
|
|
infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
|
|
/*
|
|
* Invistigation shows that the item changed only occures
|
|
* after the tracking is done
|
|
*
|
|
* HEADER_SendItemChanged(FALSE,hwnd,infoPtr->iMoveItem,HDI_WIDTH);
|
|
*}
|
|
*/
|
|
|
|
HEADER_SetItemBounds (hwnd);
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
}
|
|
else {
|
|
hdc = GetDC (hwnd);
|
|
HEADER_DrawTrackLine (hwnd, 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;
|
|
infoPtr->items[infoPtr->iMoveItem].cxy =
|
|
infoPtr->xOldTrack - infoPtr->items[infoPtr->iMoveItem].rect.left;
|
|
HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
|
|
ReleaseDC (hwnd, hdc);
|
|
}
|
|
|
|
HEADER_SendHeaderNotify (hwnd, HDN_TRACKA, infoPtr->iMoveItem);
|
|
TRACE("Tracking item %d!\n", infoPtr->iMoveItem);
|
|
}
|
|
}
|
|
|
|
if ((dwStyle & HDS_BUTTONS) && (dwStyle & HDS_HOTTRACK)) {
|
|
FIXME("hot track support!\n");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_Paint (HWND hwnd, WPARAM wParam)
|
|
{
|
|
HDC hdc;
|
|
PAINTSTRUCT ps;
|
|
|
|
hdc = wParam==0 ? BeginPaint (hwnd, &ps) : (HDC)wParam;
|
|
HEADER_Refresh (hwnd, hdc);
|
|
if(!wParam)
|
|
EndPaint (hwnd, &ps);
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_RButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
BOOL bRet;
|
|
POINT pt;
|
|
|
|
pt.x = LOWORD(lParam);
|
|
pt.y = HIWORD(lParam);
|
|
|
|
/* Send a Notify message */
|
|
bRet = HEADER_SendSimpleNotify (hwnd, NM_RCLICK);
|
|
|
|
/* Change to screen coordinate for WM_CONTEXTMENU */
|
|
ClientToScreen(hwnd, &pt);
|
|
|
|
/* Send a WM_CONTEXTMENU message in response to the RBUTTONUP */
|
|
SendMessageA( hwnd, WM_CONTEXTMENU, (WPARAM) hwnd, MAKELPARAM(pt.x, pt.y));
|
|
|
|
return bRet;
|
|
}
|
|
|
|
|
|
static LRESULT
|
|
HEADER_SetCursor (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
POINT pt;
|
|
UINT flags;
|
|
INT nItem;
|
|
|
|
TRACE("code=0x%X id=0x%X\n", LOWORD(lParam), HIWORD(lParam));
|
|
|
|
GetCursorPos (&pt);
|
|
ScreenToClient (hwnd, &pt);
|
|
|
|
HEADER_InternalHitTest (hwnd, &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 (HWND hwnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
|
|
TEXTMETRICA tm;
|
|
HFONT hFont, hOldFont;
|
|
HDC hdc;
|
|
|
|
infoPtr->hFont = (HFONT)wParam;
|
|
|
|
hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
|
|
|
|
hdc = GetDC (0);
|
|
hOldFont = SelectObject (hdc, hFont);
|
|
GetTextMetricsA (hdc, &tm);
|
|
infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
|
|
SelectObject (hdc, hOldFont);
|
|
ReleaseDC (0, hdc);
|
|
|
|
infoPtr->bRectsValid = FALSE;
|
|
|
|
if (lParam) {
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static LRESULT WINAPI
|
|
HEADER_WindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
TRACE("hwnd=%x msg=%x wparam=%x lParam=%lx\n", hwnd, msg, wParam, lParam);
|
|
if (!HEADER_GetInfoPtr (hwnd) && (msg != WM_CREATE))
|
|
return DefWindowProcA (hwnd, msg, wParam, lParam);
|
|
switch (msg) {
|
|
case HDM_CREATEDRAGIMAGE:
|
|
return HEADER_CreateDragImage (hwnd, wParam);
|
|
|
|
case HDM_DELETEITEM:
|
|
return HEADER_DeleteItem (hwnd, wParam);
|
|
|
|
case HDM_GETIMAGELIST:
|
|
return HEADER_GetImageList (hwnd);
|
|
|
|
case HDM_GETITEMA:
|
|
return HEADER_GetItemA (hwnd, wParam, lParam);
|
|
|
|
case HDM_GETITEMW:
|
|
return HEADER_GetItemW (hwnd, wParam, lParam);
|
|
|
|
case HDM_GETITEMCOUNT:
|
|
return HEADER_GetItemCount (hwnd);
|
|
|
|
case HDM_GETITEMRECT:
|
|
return HEADER_GetItemRect (hwnd, wParam, lParam);
|
|
|
|
/* case HDM_GETORDERARRAY: */
|
|
|
|
case HDM_GETUNICODEFORMAT:
|
|
return HEADER_GetUnicodeFormat (hwnd);
|
|
|
|
case HDM_HITTEST:
|
|
return HEADER_HitTest (hwnd, wParam, lParam);
|
|
|
|
case HDM_INSERTITEMA:
|
|
return HEADER_InsertItemA (hwnd, wParam, lParam);
|
|
|
|
case HDM_INSERTITEMW:
|
|
return HEADER_InsertItemW (hwnd, wParam, lParam);
|
|
|
|
case HDM_LAYOUT:
|
|
return HEADER_Layout (hwnd, wParam, lParam);
|
|
|
|
case HDM_SETIMAGELIST:
|
|
return HEADER_SetImageList (hwnd, wParam, lParam);
|
|
|
|
case HDM_SETITEMA:
|
|
return HEADER_SetItemA (hwnd, wParam, lParam);
|
|
|
|
case HDM_SETITEMW:
|
|
return HEADER_SetItemW (hwnd, wParam, lParam);
|
|
|
|
/* case HDM_SETORDERARRAY: */
|
|
|
|
case HDM_SETUNICODEFORMAT:
|
|
return HEADER_SetUnicodeFormat (hwnd, wParam);
|
|
|
|
case WM_CREATE:
|
|
return HEADER_Create (hwnd, wParam, lParam);
|
|
|
|
case WM_DESTROY:
|
|
return HEADER_Destroy (hwnd, wParam, lParam);
|
|
|
|
case WM_ERASEBKGND:
|
|
return 1;
|
|
|
|
case WM_GETDLGCODE:
|
|
return DLGC_WANTTAB | DLGC_WANTARROWS;
|
|
|
|
case WM_GETFONT:
|
|
return HEADER_GetFont (hwnd);
|
|
|
|
case WM_LBUTTONDBLCLK:
|
|
return HEADER_LButtonDblClk (hwnd, wParam, lParam);
|
|
|
|
case WM_LBUTTONDOWN:
|
|
return HEADER_LButtonDown (hwnd, wParam, lParam);
|
|
|
|
case WM_LBUTTONUP:
|
|
return HEADER_LButtonUp (hwnd, wParam, lParam);
|
|
|
|
case WM_MOUSEMOVE:
|
|
return HEADER_MouseMove (hwnd, wParam, lParam);
|
|
|
|
/* case WM_NOTIFYFORMAT: */
|
|
|
|
case WM_SIZE:
|
|
return HEADER_Size (hwnd, wParam);
|
|
|
|
case WM_PAINT:
|
|
return HEADER_Paint (hwnd, wParam);
|
|
|
|
case WM_RBUTTONUP:
|
|
return HEADER_RButtonUp (hwnd, wParam, lParam);
|
|
|
|
case WM_SETCURSOR:
|
|
return HEADER_SetCursor (hwnd, wParam, lParam);
|
|
|
|
case WM_SETFONT:
|
|
return HEADER_SetFont (hwnd, wParam, lParam);
|
|
|
|
default:
|
|
if (msg >= WM_USER)
|
|
ERR("unknown msg %04x wp=%04x lp=%08lx\n",
|
|
msg, wParam, lParam );
|
|
return DefWindowProcA (hwnd, msg, wParam, lParam);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
VOID
|
|
HEADER_Register (void)
|
|
{
|
|
WNDCLASSA wndClass;
|
|
|
|
ZeroMemory (&wndClass, sizeof(WNDCLASSA));
|
|
wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS;
|
|
wndClass.lpfnWndProc = (WNDPROC)HEADER_WindowProc;
|
|
wndClass.cbClsExtra = 0;
|
|
wndClass.cbWndExtra = sizeof(HEADER_INFO *);
|
|
wndClass.hCursor = LoadCursorA (0, IDC_ARROWA);
|
|
wndClass.lpszClassName = WC_HEADERA;
|
|
|
|
RegisterClassA (&wndClass);
|
|
}
|
|
|
|
|
|
VOID
|
|
HEADER_Unregister (void)
|
|
{
|
|
UnregisterClassA (WC_HEADERA, (HINSTANCE)NULL);
|
|
}
|
|
|