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Added undocumented feature to InsertButtonA. 

Added dropdown button support.
This commit is contained in:
Eric Pouech 1999-11-21 00:52:26 +00:00 committed by Alexandre Julliard
parent 331931a8ae
commit d183e4ac8c
2 changed files with 53 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
dlls/comctl32/toolbar.c
View File

@ -1900,8 +1900,26 @@ TOOLBAR_InsertButtonA (HWND hwnd, WPARAM wParam, LPARAM lParam)
if (lpTbb == NULL)
return FALSE;
if (nIndex < 0)
return FALSE;
if (nIndex == -1) {
/* EPP: this seems to be an undocumented call (from my IE4)
* I assume in that case that:
* - lpTbb->iString is a string pointer (not a string index in strings[] table
* - index of insertion is at the end of existing buttons
* I only see this happen with nIndex == -1, but it could have a special
* meaning (like -nIndex (or ~nIndex) to get the real position of insertion).
*/
int len = lstrlenA((char*)lpTbb->iString) + 2;
LPSTR ptr = COMCTL32_Alloc(len);
nIndex = infoPtr->nNumButtons;
strcpy(ptr, (char*)lpTbb->iString);
ptr[len - 1] = 0; /* ended by two '\0' */
lpTbb->iString = TOOLBAR_AddStringA(hwnd, 0, (LPARAM)ptr);
COMCTL32_Free(ptr);
} else if (nIndex < 0)
return FALSE;
TRACE("inserting button index=%d\n", nIndex);
if (nIndex > infoPtr->nNumButtons) {
@ -2162,6 +2180,7 @@ TOOLBAR_SetButtonInfoA (HWND hwnd, WPARAM wParam, LPARAM lParam)
if (lptbbi->dwMask & TBIF_TEXT) {
if ((btnPtr->iString >= 0) ||
(btnPtr->iString < infoPtr->nNumStrings)) {
TRACE("Ooooooch\n");
#if 0
CHAR **lpString = &infoPtr->strings[btnPtr->iString];
INT len = lstrlenA (lptbbi->pszText);
@ -2669,7 +2688,6 @@ TOOLBAR_LButtonDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
return 0;
}
static LRESULT
TOOLBAR_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
@ -2724,10 +2742,32 @@ TOOLBAR_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
TOOLBAR_DrawButton (hwnd, btnPtr, hdc);
ReleaseDC (hwnd, hdc);
if (bSendMessage)
SendMessageA (infoPtr->hwndNotify, WM_COMMAND,
if (bSendMessage) {
SendMessageA (GetParent(hwnd), WM_COMMAND,
MAKEWPARAM(btnPtr->idCommand, 0), (LPARAM)hwnd);
if ((GetWindowLongA(hwnd, GWL_STYLE) & TBSTYLE_DROPDOWN) ||
(btnPtr->fsStyle & 0x08/* BTNS_DROPDOWN */)) {
NMTOOLBARW nmtb;
nmtb.hdr.hwndFrom = hwnd;
nmtb.hdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
nmtb.hdr.code = TBN_DROPDOWN;
nmtb.iItem = nHit;
/* nmtb.tbButton not used with TBN_DROPDOWN */
if ((btnPtr->iString >= 0) && (btnPtr->iString < infoPtr->nNumStrings)) {
nmtb.pszText = infoPtr->strings[btnPtr->iString];
nmtb.cchText = lstrlenW(nmtb.pszText);
} else {
nmtb.pszText = NULL;
nmtb.cchText = 0;
}
nmtb.rcButton = btnPtr->rect;
SendMessageW(infoPtr->hwndNotify, WM_NOTIFY,
(WPARAM)nmtb.hdr.idFrom, (LPARAM)&nmtb);
}
}
infoPtr->nButtonDown = -1;
infoPtr->nOldHit = -1;
}

8
include/commctrl.h
View File

@ -941,6 +941,14 @@ typedef struct _TBBUTTON {
} TBBUTTON, *PTBBUTTON, *LPTBBUTTON;
typedef const TBBUTTON *LPCTBBUTTON;
typedef struct tagNMTOOLBAR {
NMHDR hdr;
int iItem;
TBBUTTON tbButton;
int cchText;
LPWSTR pszText;
RECT rcButton; /*Version 5.80*/
} NMTOOLBARW, * LPNMTOOLBARW;
typedef struct _COLORMAP {
COLORREF from;