--- trunk/reactos/lib/user32/controls/listbox.c 2005-12-04 14:17:13 UTC (rev 19864)
+++ trunk/reactos/lib/user32/controls/listbox.c 2005-12-04 14:19:05 UTC (rev 19865)
@@ -34,7 +34,6 @@
#define WM_LBTRACKPOINT 0x0131
#define WS_EX_DRAGDETECT 0x00000002L
#define WM_BEGINDRAG 0x022C
-#define WM_SYSTIMER 280
UINT STDCALL SetSystemTimer(HWND,UINT_PTR,UINT,TIMERPROC);
BOOL STDCALL KillSystemTimer(HWND,UINT_PTR);
@@ -73,6 +72,7 @@
/* Listbox structure */
typedef struct
{
+ HWND self; /* Our own window handle */
HWND owner; /* Owner window to send notifications to */
UINT style; /* Window style */
INT width; /* Window width */
@@ -90,6 +90,7 @@
INT horz_pos; /* Horizontal position */
INT nb_tabs; /* Number of tabs in array */
INT *tabs; /* Array of tabs */
+ INT avg_char_width; /* Average width of characters */
BOOL caret_on; /* Is caret on? */
BOOL captured; /* Is mouse captured? */
BOOL in_focus;
@@ -107,11 +108,12 @@
#define IS_MULTISELECT(descr) \
- ((descr)->style & LBS_MULTIPLESEL || ((descr)->style & LBS_EXTENDEDSEL))
+ ((descr)->style & (LBS_MULTIPLESEL|LBS_EXTENDEDSEL) && \
+ !((descr)->style & LBS_NOSEL))
-#define SEND_NOTIFICATION(hwnd,descr,code) \
+#define SEND_NOTIFICATION(descr,code) \
(SendMessageW( (descr)->owner, WM_COMMAND, \
- MAKEWPARAM( GetWindowLongA((hwnd),GWL_ID), (code)), (LPARAM)(hwnd) ))
+ MAKEWPARAM( GetWindowLongPtrW((descr->self),GWLP_ID), (code)), (LPARAM)(descr->self) ))
#define ISWIN31 (LOWORD(GetVersion()) == 0x0a03)
@@ -127,8 +129,6 @@
static TIMER_DIRECTION LISTBOX_Timer = LB_TIMER_NONE;
-static LRESULT WINAPI ComboLBWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );
-static LRESULT WINAPI ComboLBWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );
static LRESULT WINAPI ListBoxWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );
static LRESULT WINAPI ListBoxWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );
@@ -167,16 +167,16 @@
#ifdef __REACTOS__
L"ComboLBox", /* name */
CS_DBLCLKS | CS_SAVEBITS, /* style */
- (WNDPROC)ComboLBWndProcW, /* procW */
- (WNDPROC)ComboLBWndProcA, /* procA */
+ (WNDPROC)ListBoxWndProcW, /* procW */
+ (WNDPROC)ListBoxWndProcA, /* procA */
sizeof(LB_DESCR *), /* extra */
(LPCWSTR) IDC_ARROW, /* cursor */
0 /* brush */
#else
"ComboLBox", /* name */
CS_DBLCLKS | CS_SAVEBITS, /* style */
- ComboLBWndProcA, /* procA */
- ComboLBWndProcW, /* procW */
+ ListBoxWndProcA, /* procA */
+ ListBoxWndProcW, /* procW */
sizeof(LB_DESCR *), /* extra */
IDC_ARROW, /* cursor */
0 /* brush */
@@ -267,7 +267,7 @@
* Update the scrollbars. Should be called whenever the content
* of the listbox changes.
*/
-static void LISTBOX_UpdateScroll( HWND hwnd, LB_DESCR *descr )
+static void LISTBOX_UpdateScroll( LB_DESCR *descr )
{
SCROLLINFO info;
@@ -300,11 +300,11 @@
if (descr->style & LBS_DISABLENOSCROLL)
info.fMask |= SIF_DISABLENOSCROLL;
if (descr->style & WS_HSCROLL)
- SetScrollInfo( hwnd, SB_HORZ, &info, TRUE );
+ SetScrollInfo( descr->self, SB_HORZ, &info, TRUE );
info.nMax = 0;
info.fMask = SIF_RANGE;
if (descr->style & WS_VSCROLL)
- SetScrollInfo( hwnd, SB_VERT, &info, TRUE );
+ SetScrollInfo( descr->self, SB_VERT, &info, TRUE );
}
else
{
@@ -316,7 +316,7 @@
if (descr->style & LBS_DISABLENOSCROLL)
info.fMask |= SIF_DISABLENOSCROLL;
if (descr->style & WS_VSCROLL)
- SetScrollInfo( hwnd, SB_VERT, &info, TRUE );
+ SetScrollInfo( descr->self, SB_VERT, &info, TRUE );
if (descr->horz_extent)
{
@@ -328,7 +328,7 @@
if (descr->style & LBS_DISABLENOSCROLL)
info.fMask |= SIF_DISABLENOSCROLL;
if (descr->style & WS_HSCROLL)
- SetScrollInfo( hwnd, SB_HORZ, &info, TRUE );
+ SetScrollInfo( descr->self, SB_HORZ, &info, TRUE );
}
}
}
@@ -339,7 +339,7 @@
*
* Set the top item of the listbox, scrolling up or down if necessary.
*/
-static LRESULT LISTBOX_SetTopItem( HWND hwnd, LB_DESCR *descr, INT index,
+static LRESULT LISTBOX_SetTopItem( LB_DESCR *descr, INT index,
BOOL scroll )
{
INT max = LISTBOX_GetMaxTopIndex( descr );
@@ -351,7 +351,7 @@
{
INT diff = (descr->top_item - index) / descr->page_size * descr->column_width;
if (scroll && (abs(diff) < descr->width))
- ScrollWindowEx( hwnd, diff, 0, NULL, NULL, 0, NULL,
+ ScrollWindowEx( descr->self, diff, 0, NULL, NULL, 0, NULL,
SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN );
else
@@ -379,14 +379,14 @@
diff = (descr->top_item - index) * descr->item_height;
if (abs(diff) < descr->height)
- ScrollWindowEx( hwnd, 0, diff, NULL, NULL, 0, NULL,
+ ScrollWindowEx( descr->self, 0, diff, NULL, NULL, 0, NULL,
SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN );
else
scroll = FALSE;
}
- if (!scroll) InvalidateRect( hwnd, NULL, TRUE );
+ if (!scroll) InvalidateRect( descr->self, NULL, TRUE );
descr->top_item = index;
- LISTBOX_UpdateScroll( hwnd, descr );
+ LISTBOX_UpdateScroll( descr );
return LB_OKAY;
}
@@ -397,7 +397,7 @@
* Update the page size. Should be called when the size of
* the client area or the item height changes.
*/
-static void LISTBOX_UpdatePage( HWND hwnd, LB_DESCR *descr )
+static void LISTBOX_UpdatePage( LB_DESCR *descr )
{
INT page_size;
@@ -406,8 +406,8 @@
if (page_size == descr->page_size) return;
descr->page_size = page_size;
if (descr->style & LBS_MULTICOLUMN)
- InvalidateRect( hwnd, NULL, TRUE );
- LISTBOX_SetTopItem( hwnd, descr, descr->top_item, FALSE );
+ InvalidateRect( descr->self, NULL, TRUE );
+ LISTBOX_SetTopItem( descr, descr->top_item, FALSE );
}
@@ -417,11 +417,11 @@
* Update the size of the listbox. Should be called when the size of
* the client area changes.
*/
-static void LISTBOX_UpdateSize( HWND hwnd, LB_DESCR *descr )
+static void LISTBOX_UpdateSize( LB_DESCR *descr )
{
RECT rect;
- GetClientRect( hwnd, &rect );
+ GetClientRect( descr->self, &rect );
descr->width = rect.right - rect.left;
descr->height = rect.bottom - rect.top;
if (!(descr->style & LBS_NOINTEGRALHEIGHT) && !(descr->style & LBS_OWNERDRAWVARIABLE))
@@ -429,7 +429,7 @@
INT remaining;
RECT rect;
- GetWindowRect( hwnd, &rect );
+ GetWindowRect( descr->self, &rect );
if(descr->item_height != 0)
remaining = descr->height % descr->item_height;
else
@@ -447,21 +447,21 @@
}
#endif
TRACE("[%p]: changing height %d -> %d\n",
- hwnd, descr->height, descr->height - remaining );
- SetWindowPos( hwnd, 0, 0, 0, rect.right - rect.left,
+ descr->self, descr->height, descr->height - remaining );
+ SetWindowPos( descr->self, 0, 0, 0, rect.right - rect.left,
rect.bottom - rect.top - remaining,
SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOMOVE );
return;
}
}
- TRACE("[%p]: new size = %d,%d\n", hwnd, descr->width, descr->height );
- LISTBOX_UpdatePage( hwnd, descr );
- LISTBOX_UpdateScroll( hwnd, descr );
+ TRACE("[%p]: new size = %d,%d\n", descr->self, descr->width, descr->height );
+ LISTBOX_UpdatePage( descr );
+ LISTBOX_UpdateScroll( descr );
/* Invalidate the focused item so it will be repainted correctly */
if (LISTBOX_GetItemRect( descr, descr->focus_item, &rect ) == 1)
{
- InvalidateRect( hwnd, &rect, FALSE );
+ InvalidateRect( descr->self, &rect, FALSE );
}
}
@@ -475,7 +475,12 @@
static LRESULT LISTBOX_GetItemRect( LB_DESCR *descr, INT index, RECT *rect )
{
/* Index <= 0 is legal even on empty listboxes */
- if (index && (index >= descr->nb_items)) return -1;
+ if (index && (index >= descr->nb_items))
+ {
+ memset(rect, 0, sizeof(*rect));
+ SetLastError(ERROR_INVALID_INDEX);
+ return LB_ERR;
+ }
SetRect( rect, 0, 0, descr->width, descr->height );
if (descr->style & LBS_MULTICOLUMN)
{
@@ -570,7 +575,7 @@
*
* Paint an item.
*/
-static void LISTBOX_PaintItem( HWND hwnd, LB_DESCR *descr, HDC hdc,
+static void LISTBOX_PaintItem( LB_DESCR *descr, HDC hdc,
const RECT *rect, INT index, UINT action, BOOL ignoreFocus )
{
LB_ITEMDATA *item = NULL;
@@ -581,7 +586,6 @@
DRAWITEMSTRUCT dis;
RECT r;
HRGN hrgn;
- UINT id = GetWindowLongA( hwnd, GWL_ID );
if (!item)
{
@@ -596,14 +600,14 @@
drawing the item, *and* restore the previous region
after they are done, so a region has better to exist
else everything ends clipped */
- GetClientRect(hwnd, &r);
+ GetClientRect(descr->self, &r);
hrgn = CreateRectRgnIndirect(&r);
SelectClipRgn( hdc, hrgn);
DeleteObject( hrgn );
dis.CtlType = ODT_LISTBOX;
- dis.CtlID = id;
- dis.hwndItem = hwnd;
+ dis.CtlID = GetWindowLongPtrW( descr->self, GWLP_ID );
+ dis.hwndItem = descr->self;
dis.itemAction = action;
dis.hDC = hdc;
dis.itemID = index;
@@ -612,13 +616,13 @@
if (!ignoreFocus && (descr->focus_item == index) &&
(descr->caret_on) &&
(descr->in_focus)) dis.itemState |= ODS_FOCUS;
- if (!IsWindowEnabled(hwnd)) dis.itemState |= ODS_DISABLED;
+ if (!IsWindowEnabled(descr->self)) dis.itemState |= ODS_DISABLED;
dis.itemData = item ? item->data : 0;
dis.rcItem = *rect;
TRACE("[%p]: drawitem %d (%s) action=%02x state=%02x rect=%ld,%ld-%ld,%ld\n",
- hwnd, index, item ? debugstr_w(item->str) : "", action,
+ descr->self, index, item ? debugstr_w(item->str) : "", action,
dis.itemState, rect->left, rect->top, rect->right, rect->bottom );
- SendMessageW(descr->owner, WM_DRAWITEM, id, (LPARAM)&dis);
+ SendMessageW(descr->owner, WM_DRAWITEM, dis.CtlID, (LPARAM)&dis);
}
else
{
@@ -636,7 +640,7 @@
}
TRACE("[%p]: painting %d (%s) action=%02x rect=%ld,%ld-%ld,%ld\n",
- hwnd, index, item ? debugstr_w(item->str) : "", action,
+ descr->self, index, item ? debugstr_w(item->str) : "", action,
rect->left, rect->top, rect->right, rect->bottom );
if (!item)
ExtTextOutW( hdc, rect->left + 1, rect->top,
@@ -671,7 +675,7 @@
*
* Change the redraw flag.
*/
-static void LISTBOX_SetRedraw( HWND hwnd, LB_DESCR *descr, BOOL on )
+static void LISTBOX_SetRedraw( LB_DESCR *descr, BOOL on )
{
if (on)
{
@@ -679,7 +683,7 @@
descr->style &= ~LBS_NOREDRAW;
if (descr->style & LBS_DISPLAYCHANGED)
{ /* page was changed while setredraw false, refresh automatically */
- InvalidateRect(hwnd, NULL, TRUE);
+ InvalidateRect(descr->self, NULL, TRUE);
if ((descr->top_item + descr->page_size) > descr->nb_items)
{ /* reset top of page if less than number of items/page */
descr->top_item = descr->nb_items - descr->page_size;
@@ -687,7 +691,7 @@
}
descr->style &= ~LBS_DISPLAYCHANGED;
}
- LISTBOX_UpdateScroll( hwnd, descr );
+ LISTBOX_UpdateScroll( descr );
}
else descr->style |= LBS_NOREDRAW;
}
@@ -698,7 +702,7 @@
*
* Repaint a single item synchronously.
*/
-static void LISTBOX_RepaintItem( HWND hwnd, LB_DESCR *descr, INT index,
+static void LISTBOX_RepaintItem( LB_DESCR *descr, INT index,
UINT action )
{
HDC hdc;
@@ -707,32 +711,32 @@
HBRUSH hbrush, oldBrush = 0;
/* Do not repaint the item if the item is not visible */
- if (!IsWindowVisible(hwnd)) return;
+ if (!IsWindowVisible(descr->self)) return;
if (descr->style & LBS_NOREDRAW)
{
descr->style |= LBS_DISPLAYCHANGED;
return;
}
if (LISTBOX_GetItemRect( descr, index, &rect ) != 1) return;
- if (!(hdc = GetDCEx( hwnd, 0, DCX_CACHE ))) return;
+ if (!(hdc = GetDCEx( descr->self, 0, DCX_CACHE ))) return;
if (descr->font) oldFont = SelectObject( hdc, descr->font );
hbrush = (HBRUSH)SendMessageW( descr->owner, WM_CTLCOLORLISTBOX,
- (WPARAM)hdc, (LPARAM)hwnd );
+ (WPARAM)hdc, (LPARAM)descr->self );
if (hbrush) oldBrush = SelectObject( hdc, hbrush );
- if (!IsWindowEnabled(hwnd))
+ if (!IsWindowEnabled(descr->self))
SetTextColor( hdc, GetSysColor( COLOR_GRAYTEXT ) );
SetWindowOrgEx( hdc, descr->horz_pos, 0, NULL );
- LISTBOX_PaintItem( hwnd, descr, hdc, &rect, index, action, FALSE );
+ LISTBOX_PaintItem( descr, hdc, &rect, index, action, FALSE );
if (oldFont) SelectObject( hdc, oldFont );
if (oldBrush) SelectObject( hdc, oldBrush );
- ReleaseDC( hwnd, hdc );
+ ReleaseDC( descr->self, hdc );
}
/***********************************************************************
* LISTBOX_InitStorage
*/
-static LRESULT LISTBOX_InitStorage( HWND hwnd, LB_DESCR *descr, INT nb_items )
+static LRESULT LISTBOX_InitStorage( LB_DESCR *descr, INT nb_items )
{
LB_ITEMDATA *item;
@@ -750,7 +754,7 @@
if (!item)
{
- SEND_NOTIFICATION( hwnd, descr, LBN_ERRSPACE );
+ SEND_NOTIFICATION( descr, LBN_ERRSPACE );
return LB_ERRSPACE;
}
descr->items = item;
@@ -761,19 +765,25 @@
/***********************************************************************
* LISTBOX_SetTabStops
*/
-static BOOL LISTBOX_SetTabStops( HWND hwnd, LB_DESCR *descr, INT count,
+static BOOL LISTBOX_SetTabStops( LB_DESCR *descr, INT count,
LPINT tabs, BOOL short_ints )
{
- if (!(descr->style & LBS_USETABSTOPS)) return TRUE;
- if (descr->tabs) HeapFree( GetProcessHeap(), 0, descr->tabs );
+ INT i;
+
+ if (!(descr->style & LBS_USETABSTOPS))
+ {
+ SetLastError(ERROR_LB_WITHOUT_TABSTOPS);
+ return FALSE;
+ }
+
+ HeapFree( GetProcessHeap(), 0, descr->tabs );
if (!(descr->nb_tabs = count))
{
descr->tabs = NULL;
return TRUE;
}
- /* FIXME: count = 1 */
- if (!(descr->tabs = (INT *)HeapAlloc( GetProcessHeap(), 0,
- descr->nb_tabs * sizeof(INT) )))
+ if (!(descr->tabs = HeapAlloc( GetProcessHeap(), 0,
+ descr->nb_tabs * sizeof(INT) )))
return FALSE;
#ifndef __REACTOS__
if (short_ints)
@@ -792,7 +802,11 @@
#else
memcpy( descr->tabs, tabs, descr->nb_tabs * sizeof(INT) );
#endif
- /* FIXME: repaint the window? */
+
+ /* convert into "dialog units"*/
+ for (i = 0; i < descr->nb_tabs; i++)
+ descr->tabs[i] = MulDiv(descr->tabs[i], descr->avg_char_width, 4);
+
return TRUE;
}
@@ -800,34 +814,53 @@
/***********************************************************************
* LISTBOX_GetText
*/
-static LRESULT LISTBOX_GetText( LB_DESCR *descr, INT index, LPARAM lParam, BOOL unicode )
+static LRESULT LISTBOX_GetText( LB_DESCR *descr, INT index, LPWSTR buffer, BOOL unicode )
{
- if ((index < 0) || (index >= descr->nb_items)) return LB_ERR;
+ if ((index < 0) || (index >= descr->nb_items))
+ {
+ SetLastError(ERROR_INVALID_INDEX);
+ return LB_ERR;
+ }
if (HAS_STRINGS(descr))
{
- if (!lParam)
- return strlenW(descr->items[index].str);
+ if (!buffer)
+ {
+ DWORD len = strlenW(descr->items[index].str);
+ if( unicode )
+ return len;
+ return WideCharToMultiByte( CP_ACP, 0, descr->items[index].str, len,
+ NULL, 0, NULL, NULL );
+ }
TRACE("index %d (0x%04x) %s\n", index, index, debugstr_w(descr->items[index].str));
if(unicode)
{
- LPWSTR buffer = (LPWSTR)lParam;
strcpyW( buffer, descr->items[index].str );
return strlenW(buffer);
}
else
{
- LPSTR buffer = (LPSTR)lParam;
- return WideCharToMultiByte(CP_ACP, 0, descr->items[index].str, -1, buffer, 0x7FFFFFFF, NULL, NULL) - 1;
+ return WideCharToMultiByte(CP_ACP, 0, descr->items[index].str, -1, (LPSTR)buffer, 0x7FFFFFFF, NULL, NULL) - 1;
}
} else {
- if (lParam)
- *((LPDWORD)lParam)=*(LPDWORD)(&descr->items[index].data);
+ if (buffer)
+ *((LPDWORD)buffer)=*(LPDWORD)(&descr->items[index].data);
return sizeof(DWORD);
}
}
+static inline INT LISTBOX_lstrcmpiW( LCID lcid, LPCWSTR str1, LPCWSTR str2 )
+{
+ INT ret = CompareStringW( lcid, NORM_IGNORECASE, str1, -1, str2, -1 );
+ if (ret == CSTR_LESS_THAN)
+ return -1;
+ if (ret == CSTR_EQUAL)
+ return 0;
+ if (ret == CSTR_GREATER_THAN)
+ return 1;
+ return -1;
+}
/***********************************************************************
* LISTBOX_FindStringPos
@@ -835,8 +868,7 @@
* Find the nearest string located before a given string in sort order.
* If 'exact' is TRUE, return an error if we don't get an exact match.
*/
-static INT LISTBOX_FindStringPos( HWND hwnd, LB_DESCR *descr, LPCWSTR str,
- BOOL exact )
+static INT LISTBOX_FindStringPos( LB_DESCR *descr, LPCWSTR str, BOOL exact )
{
INT index, min, max, res = -1;
@@ -847,15 +879,15 @@
{
index = (min + max) / 2;
if (HAS_STRINGS(descr))
- res = lstrcmpiW( str, descr->items[index].str);
+ res = LISTBOX_lstrcmpiW( descr->locale, str, descr->items[index].str);
else
{
COMPAREITEMSTRUCT cis;
- UINT id = GetWindowLongA( hwnd, GWL_ID );
+ UINT id = (UINT)GetWindowLongPtrW( descr->self, GWLP_ID );
cis.CtlType = ODT_LISTBOX;
cis.CtlID = id;
- cis.hwndItem = hwnd;
+ cis.hwndItem = descr->self;
/* note that some application (MetaStock) expects the second item
* to be in the listbox */
cis.itemID1 = -1;
@@ -872,19 +904,18 @@
return exact ? -1 : max;
}
-
/***********************************************************************
* LISTBOX_FindFileStrPos
*
* Find the nearest string located before a given string in directory
* sort order (i.e. first files, then directories, then drives).
*/
-static INT LISTBOX_FindFileStrPos( HWND hwnd, LB_DESCR *descr, LPCWSTR str )
+static INT LISTBOX_FindFileStrPos( LB_DESCR *descr, LPCWSTR str )
{
INT min, max, res = -1;
if (!HAS_STRINGS(descr))
- return LISTBOX_FindStringPos( hwnd, descr, str, FALSE );
+ return LISTBOX_FindStringPos( descr, str, FALSE );
min = 0;
max = descr->nb_items;
while (min != max)
@@ -902,13 +933,13 @@
else /* directory */
{
if (str[1] == '-') res = 1;
- else res = lstrcmpiW( str, p );
+ else res = LISTBOX_lstrcmpiW( descr->locale, str, p );
}
}
else /* filename */
{
if (*str == '[') res = 1;
- else res = lstrcmpiW( str, p );
+ else res = LISTBOX_lstrcmpiW( descr->locale, str, p );
}
if (!res) return index;
if (res < 0) max = index;
@@ -923,8 +954,7 @@
*
* Find the item beginning with a given string.
*/
-static INT LISTBOX_FindString( HWND hwnd, LB_DESCR *descr, INT start,
- LPCWSTR str, BOOL exact )
+static INT LISTBOX_FindString( LB_DESCR *descr, INT start, LPCWSTR str, BOOL exact )
{
INT i;
LB_ITEMDATA *item;
@@ -937,9 +967,9 @@
if (exact)
{
for (i = start + 1; i < descr->nb_items; i++, item++)
- if (!lstrcmpiW( str, item->str )) return i;
+ if (!LISTBOX_lstrcmpiW( descr->locale, str, item->str )) return i;
for (i = 0, item = descr->items; i <= start; i++, item++)
- if (!lstrcmpiW( str, item->str )) return i;
+ if (!LISTBOX_lstrcmpiW( descr->locale, str, item->str )) return i;
}
else
{
@@ -970,13 +1000,13 @@
{
if (exact && (descr->style & LBS_SORT))
/* If sorted, use a WM_COMPAREITEM binary search */
- return LISTBOX_FindStringPos( hwnd, descr, str, TRUE );
+ return LISTBOX_FindStringPos( descr, str, TRUE );
/* Otherwise use a linear search */
for (i = start + 1; i < descr->nb_items; i++, item++)
- if (item->data == (DWORD)str) return i;
+ if (item->data == (ULONG_PTR)str) return i;
for (i = 0, item = descr->items; i <= start; i++, item++)
- if (item->data == (DWORD)str) return i;
+ if (item->data == (ULONG_PTR)str) return i;
}
return LB_ERR;
}
@@ -990,7 +1020,9 @@
INT i, count;
LB_ITEMDATA *item = descr->items;
- if (!(descr->style & LBS_MULTIPLESEL)) return LB_ERR;
+ if (!(descr->style & LBS_MULTIPLESEL) ||
+ (descr->style & LBS_NOSEL))
+ return LB_ERR;
for (i = count = 0; i < descr->nb_items; i++, item++)
if (item->selected) count++;
return count;
@@ -1032,7 +1064,7 @@
/***********************************************************************
* LISTBOX_Paint
*/
-static LRESULT LISTBOX_Paint( HWND hwnd, LB_DESCR *descr, HDC hdc )
+static LRESULT LISTBOX_Paint( LB_DESCR *descr, HDC hdc )
{
INT i, col_pos = descr->page_size - 1;
RECT rect;
@@ -1053,16 +1085,18 @@
if (descr->font) oldFont = SelectObject( hdc, descr->font );
hbrush = (HBRUSH)SendMessageW( descr->owner, WM_CTLCOLORLISTBOX,
- (WPARAM)hdc, (LPARAM)hwnd );
+ (WPARAM)hdc, (LPARAM)descr->self );
if (hbrush) oldBrush = SelectObject( hdc, hbrush );
- if (!IsWindowEnabled(hwnd)) SetTextColor( hdc, GetSysColor( COLOR_GRAYTEXT ) );
+ if (!IsWindowEnabled(descr->self)) SetTextColor( hdc, GetSysColor( COLOR_GRAYTEXT ) );
if (!descr->nb_items && (descr->focus_item != -1) && descr->caret_on &&
(descr->in_focus))
{
/* Special case for empty listbox: paint focus rect */
rect.bottom = rect.top + descr->item_height;
- LISTBOX_PaintItem( hwnd, descr, hdc, &rect, descr->focus_item,
+ ExtTextOutW( hdc, 0, 0, ETO_OPAQUE | ETO_CLIPPED,
+ &rect, NULL, 0, NULL );
+ LISTBOX_PaintItem( descr, hdc, &rect, descr->focus_item,
ODA_FOCUS, FALSE );
rect.top = rect.bottom;
}
@@ -1085,7 +1119,7 @@
focusRect.top = rect.top;
focusRect.bottom = rect.bottom;
}
- LISTBOX_PaintItem( hwnd, descr, hdc, &rect, i, ODA_DRAWENTIRE, TRUE );
+ LISTBOX_PaintItem( descr, hdc, &rect, i, ODA_DRAWENTIRE, TRUE );
rect.top = rect.bottom;
if ((descr->style & LBS_MULTICOLUMN) && !col_pos)
@@ -1115,8 +1149,9 @@
}
/* Paint the focus item now */
- if (focusRect.top != focusRect.bottom && descr->caret_on)
- LISTBOX_PaintItem( hwnd, descr, hdc, &focusRect, descr->focus_item, ODA_FOCUS, FALSE );
+ if (focusRect.top != focusRect.bottom &&
+ descr->caret_on && descr->in_focus)
+ LISTBOX_PaintItem( descr, hdc, &focusRect, descr->focus_item, ODA_FOCUS, FALSE );
if (!IS_OWNERDRAW(descr))
{
@@ -1149,7 +1184,7 @@
* Invalidate all items from a given item. If the specified item is not
* visible, nothing happens.
*/
-static void LISTBOX_InvalidateItems( HWND hwnd, LB_DESCR *descr, INT index )
+static void LISTBOX_InvalidateItems( LB_DESCR *descr, INT index )
{
RECT rect;
@@ -1161,24 +1196,24 @@
return;
}
rect.bottom = descr->height;
- InvalidateRect( hwnd, &rect, TRUE );
+ InvalidateRect( descr->self, &rect, TRUE );
if (descr->style & LBS_MULTICOLUMN)
{
/* Repaint the other columns */
rect.left = rect.right;
rect.right = descr->width;
rect.top = 0;
- InvalidateRect( hwnd, &rect, TRUE );
+ InvalidateRect( descr->self, &rect, TRUE );
}
}
}
-static void LISTBOX_InvalidateItemRect( HWND hwnd, LB_DESCR *descr, INT index )
+static void LISTBOX_InvalidateItemRect( LB_DESCR *descr, INT index )
{
RECT rect;
if (LISTBOX_GetItemRect( descr, index, &rect ) == 1)
- InvalidateRect( hwnd, &rect, TRUE );
+ InvalidateRect( descr->self, &rect, TRUE );
}
/***********************************************************************
@@ -1188,7 +1223,11 @@
{
if (descr->style & LBS_OWNERDRAWVARIABLE)
{
- if ((index < 0) || (index >= descr->nb_items)) return LB_ERR;
+ if ((index < 0) || (index >= descr->nb_items))
+ {
+ SetLastError(ERROR_INVALID_INDEX);
+ return LB_ERR;
+ }
return descr->items[index].height;
}
else return descr->item_height;
@@ -1198,28 +1237,32 @@
/***********************************************************************
* LISTBOX_SetItemHeight
*/
-static LRESULT LISTBOX_SetItemHeight( HWND hwnd, LB_DESCR *descr, INT index,
+static LRESULT LISTBOX_SetItemHeight( LB_DESCR *descr, INT index,
INT height, BOOL repaint )
{
if (!height) height = 1;
if (descr->style & LBS_OWNERDRAWVARIABLE)
{
- if ((index < 0) || (index >= descr->nb_items)) return LB_ERR;
- TRACE("[%p]: item %d height = %d\n", hwnd, index, height );
+ if ((index < 0) || (index >= descr->nb_items))
+ {
+ SetLastError(ERROR_INVALID_INDEX);
+ return LB_ERR;
+ }
+ TRACE("[%p]: item %d height = %d\n", descr->self, index, height );
descr->items[index].height = height;
- LISTBOX_UpdateScroll( hwnd, descr );
+ LISTBOX_UpdateScroll( descr );
if (repaint)
- LISTBOX_InvalidateItems( hwnd, descr, index );
+ LISTBOX_InvalidateItems( descr, index );
}
else if (height != descr->item_height)
{
- TRACE("[%p]: new height = %d\n", hwnd, height );
+ TRACE("[%p]: new height = %d\n", descr->self, height );
descr->item_height = height;
- LISTBOX_UpdatePage( hwnd, descr );
- LISTBOX_UpdateScroll( hwnd, descr );
+ LISTBOX_UpdatePage( descr );
+ LISTBOX_UpdateScroll( descr );
if (repaint)
- InvalidateRect( hwnd, 0, TRUE );
+ InvalidateRect( descr->self, 0, TRUE );
}
return LB_OKAY;
}
@@ -1228,7 +1271,7 @@
/***********************************************************************
* LISTBOX_SetHorizontalPos
*/
-static void LISTBOX_SetHorizontalPos( HWND hwnd, LB_DESCR *descr, INT pos )
+static void LISTBOX_SetHorizontalPos( LB_DESCR *descr, INT pos )
{
INT diff;
@@ -1236,39 +1279,39 @@
pos = descr->horz_extent - descr->width;
if (pos < 0) pos = 0;
if (!(diff = descr->horz_pos - pos)) return;
- TRACE("[%p]: new horz pos = %d\n", hwnd, pos );
+ TRACE("[%p]: new horz pos = %d\n", descr->self, pos );
descr->horz_pos = pos;
- LISTBOX_UpdateScroll( hwnd, descr );
+ LISTBOX_UpdateScroll( descr );
if (abs(diff) < descr->width)
{
RECT rect;
/* Invalidate the focused item so it will be repainted correctly */
if (LISTBOX_GetItemRect( descr, descr->focus_item, &rect ) == 1)
- InvalidateRect( hwnd, &rect, TRUE );
- ScrollWindowEx( hwnd, diff, 0, NULL, NULL, 0, NULL,
+ InvalidateRect( descr->self, &rect, TRUE );
+ ScrollWindowEx( descr->self, diff, 0, NULL, NULL, 0, NULL,
SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN );
}
else
- InvalidateRect( hwnd, NULL, TRUE );
+ InvalidateRect( descr->self, NULL, TRUE );
}
/***********************************************************************
* LISTBOX_SetHorizontalExtent
*/
-static LRESULT LISTBOX_SetHorizontalExtent( HWND hwnd, LB_DESCR *descr,
+static LRESULT LISTBOX_SetHorizontalExtent( LB_DESCR *descr,
INT extent )
{
if (!descr->horz_extent || (descr->style & LBS_MULTICOLUMN))
return LB_OKAY;
if (extent <= 0) extent = 1;
if (extent == descr->horz_extent) return LB_OKAY;
- TRACE("[%p]: new horz extent = %d\n", hwnd, extent );
+ TRACE("[%p]: new horz extent = %d\n", descr->self, extent );
descr->horz_extent = extent;
if (descr->horz_pos > extent - descr->width)
- LISTBOX_SetHorizontalPos( hwnd, descr, extent - descr->width );
+ LISTBOX_SetHorizontalPos( descr, extent - descr->width );
else
- LISTBOX_UpdateScroll( hwnd, descr );
+ LISTBOX_UpdateScroll( descr );
return LB_OKAY;
}
@@ -1276,12 +1319,12 @@
/***********************************************************************
* LISTBOX_SetColumnWidth
*/
-static LRESULT LISTBOX_SetColumnWidth( HWND hwnd, LB_DESCR *descr, INT width)
+static LRESULT LISTBOX_SetColumnWidth( LB_DESCR *descr, INT width)
{
if (width == descr->column_width) return LB_OKAY;
- TRACE("[%p]: new column width = %d\n", hwnd, width );
+ TRACE("[%p]: new column width = %d\n", descr->self, width );
descr->column_width = width;
- LISTBOX_UpdatePage( hwnd, descr );
+ LISTBOX_UpdatePage( descr );
return LB_OKAY;
}
@@ -1291,26 +1334,29 @@
*
* Returns the item height.
*/
-static INT LISTBOX_SetFont( HWND hwnd, LB_DESCR *descr, HFONT font )
+static INT LISTBOX_SetFont( LB_DESCR *descr, HFONT font )
{
HDC hdc;
HFONT oldFont = 0;
- TEXTMETRICW tm;
+ const char *alphabet = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
+ SIZE sz;
descr->font = font;
- if (!(hdc = GetDCEx( hwnd, 0, DCX_CACHE )))
+ if (!(hdc = GetDCEx( descr->self, 0, DCX_CACHE )))
{
ERR("unable to get DC.\n" );
return 16;
}
if (font) oldFont = SelectObject( hdc, font );
- GetTextMetricsW( hdc, &tm );
+ GetTextExtentPointA( hdc, alphabet, 52, &sz);
if (oldFont) SelectObject( hdc, oldFont );
- ReleaseDC( hwnd, hdc );
+ ReleaseDC( descr->self, hdc );
+
+ descr->avg_char_width = (sz.cx / 26 + 1) / 2;
if (!IS_OWNERDRAW(descr))
- LISTBOX_SetItemHeight( hwnd, descr, 0, tm.tmHeight, FALSE );
- return tm.tmHeight ;
+ LISTBOX_SetItemHeight( descr, 0, sz.cy, FALSE );
+ return sz.cy;
}
@@ -1319,7 +1365,7 @@
*
* Make sure that a given item is partially or fully visible.
*/
-static void LISTBOX_MakeItemVisible( HWND hwnd, LB_DESCR *descr, INT index,
+static void LISTBOX_MakeItemVisible( LB_DESCR *descr, INT index,
BOOL fully )
{
INT top;
@@ -1347,7 +1393,7 @@
(descr->height > (descr->page_size * descr->item_height))) return;
top = index - descr->page_size + 1;
}
- LISTBOX_SetTopItem( hwnd, descr, top, TRUE );
+ LISTBOX_SetTopItem( descr, top, TRUE );
}
/***********************************************************************
@@ -1357,7 +1403,7 @@
* index must be between 0 and descr->nb_items-1, or LB_ERR is returned.
*
*/
-static LRESULT LISTBOX_SetCaretIndex( HWND hwnd, LB_DESCR *descr, INT index,
+static LRESULT LISTBOX_SetCaretIndex( LB_DESCR *descr, INT index,
BOOL fully_visible )
{
INT oldfocus = descr->focus_item;
@@ -1367,11 +1413,11 @@
if (index == oldfocus) return LB_OKAY;
descr->focus_item = index;
if ((oldfocus != -1) && descr->caret_on && (descr->in_focus))
- LISTBOX_RepaintItem( hwnd, descr, oldfocus, ODA_FOCUS );
+ LISTBOX_RepaintItem( descr, oldfocus, ODA_FOCUS );
- LISTBOX_MakeItemVisible( hwnd, descr, index, fully_visible );
+ LISTBOX_MakeItemVisible( descr, index, fully_visible );
if (descr->caret_on && (descr->in_focus))
- LISTBOX_RepaintItem( hwnd, descr, index, ODA_FOCUS );
+ LISTBOX_RepaintItem( descr, index, ODA_FOCUS );
return LB_OKAY;
}
@@ -1382,7 +1428,7 @@
*
* Select a range of items. Should only be used on a MULTIPLESEL listbox.
*/
-static LRESULT LISTBOX_SelectItemRange( HWND hwnd, LB_DESCR *descr, INT first,
+static LRESULT LISTBOX_SelectItemRange( LB_DESCR *descr, INT first,
INT last, BOOL on )
{
INT i;
@@ -1395,8 +1441,6 @@
if (last == -1) last = descr->nb_items - 1;
if ((first < 0) || (first >= descr->nb_items)) return LB_ERR;
if ((last < 0) || (last >= descr->nb_items)) return LB_ERR;
- /* selected_item reflects last selected/unselected item on multiple sel */
- descr->selected_item = last;
if (on) /* Turn selection on */
{
@@ -1404,9 +1448,8 @@
{
if (descr->items[i].selected) continue;
descr->items[i].selected = TRUE;
- LISTBOX_InvalidateItemRect(hwnd, descr, i);
+ LISTBOX_InvalidateItemRect(descr, i);
}
- LISTBOX_SetCaretIndex( hwnd, descr, last, TRUE );
}
else /* Turn selection off */
{
@@ -1414,7 +1457,7 @@
{
if (!descr->items[i].selected) continue;
descr->items[i].selected = FALSE;
- LISTBOX_InvalidateItemRect(hwnd, descr, i);
+ LISTBOX_InvalidateItemRect(descr, i);
}
}
return LB_OKAY;
@@ -1423,19 +1466,23 @@
/***********************************************************************
* LISTBOX_SetSelection
*/
-static LRESULT LISTBOX_SetSelection( HWND hwnd, LB_DESCR *descr, INT index,
+static LRESULT LISTBOX_SetSelection( LB_DESCR *descr, INT index,
BOOL on, BOOL send_notify )
{
TRACE( "index=%d notify=%s\n", index, send_notify ? "YES" : "NO" );
- if (descr->style & LBS_NOSEL) return LB_ERR;
+ if (descr->style & LBS_NOSEL)
+ {
+ descr->selected_item = index;
+ return LB_ERR;
+ }
if ((index < -1) || (index >= descr->nb_items)) return LB_ERR;
if (descr->style & LBS_MULTIPLESEL)
{
if (index == -1) /* Select all items */
- return LISTBOX_SelectItemRange( hwnd, descr, 0, -1, on );
+ return LISTBOX_SelectItemRange( descr, 0, -1, on );
else /* Only one item */
- return LISTBOX_SelectItemRange( hwnd, descr, index, index, on );
+ return LISTBOX_SelectItemRange( descr, index, index, on );
}
else
{
@@ -1444,9 +1491,9 @@
if (oldsel != -1) descr->items[oldsel].selected = FALSE;
if (index != -1) descr->items[index].selected = TRUE;
descr->selected_item = index;
- if (oldsel != -1) LISTBOX_RepaintItem( hwnd, descr, oldsel, ODA_SELECT );
- if (index != -1) LISTBOX_RepaintItem( hwnd, descr, index, ODA_SELECT );
- if (send_notify && descr->nb_items) SEND_NOTIFICATION( hwnd, descr,
+ if (oldsel != -1) LISTBOX_RepaintItem( descr, oldsel, ODA_SELECT );
+ if (index != -1) LISTBOX_RepaintItem( descr, index, ODA_SELECT );
+ if (send_notify && descr->nb_items) SEND_NOTIFICATION( descr,
(index != -1) ? LBN_SELCHANGE : LBN_SELCANCEL );
else
if( descr->lphc ) /* set selection change flag for parent combo */
@@ -1461,7 +1508,7 @@
*
* Change the caret position and extend the selection to the new caret.
[truncated at 1000 lines; 1662 more skipped]