Signed-off-by: Nikolay Sivov nsivov@codeweavers.com --- dlls/comctl32/Makefile.in | 1 + dlls/comctl32/combo.c | 35 - dlls/comctl32/comctl32.h | 44 + dlls/comctl32/commctrl.c | 4 + dlls/comctl32/listbox.c | 3024 ++++++++++++++++++++++++++++++++++++++++++++ dlls/comctl32/tests/misc.c | 4 +- dlls/user32/class.c | 2 - 7 files changed, 3076 insertions(+), 38 deletions(-) create mode 100644 dlls/comctl32/listbox.c
diff --git a/dlls/comctl32/Makefile.in b/dlls/comctl32/Makefile.in index 4adca3c93e..25d5e6716c 100644 --- a/dlls/comctl32/Makefile.in +++ b/dlls/comctl32/Makefile.in @@ -21,6 +21,7 @@ C_SRCS = \ hotkey.c \ imagelist.c \ ipaddress.c \ + listbox.c \ listview.c \ monthcal.c \ nativefont.c \ diff --git a/dlls/comctl32/combo.c b/dlls/comctl32/combo.c index 7a39cfcbef..43b4cb40f1 100644 --- a/dlls/comctl32/combo.c +++ b/dlls/comctl32/combo.c @@ -79,44 +79,9 @@ static UINT CBitHeight, CBitWidth; #define COMBO_EDITBUTTONSPACE() 0 #define EDIT_CONTROL_PADDING() 1
-#define CBF_DROPPED 0x0001 -#define CBF_BUTTONDOWN 0x0002 -#define CBF_NOROLLUP 0x0004 -#define CBF_MEASUREITEM 0x0008 -#define CBF_FOCUSED 0x0010 -#define CBF_CAPTURE 0x0020 -#define CBF_EDIT 0x0040 -#define CBF_NORESIZE 0x0080 -#define CBF_NOTIFY 0x0100 -#define CBF_NOREDRAW 0x0200 -#define CBF_SELCHANGE 0x0400 -#define CBF_HOT 0x0800 -#define CBF_NOEDITNOTIFY 0x1000 -#define CBF_NOLBSELECT 0x2000 /* do not change current selection */ -#define CBF_BEENFOCUSED 0x4000 /* has it ever had focus */ -#define CBF_EUI 0x8000 - #define ID_CB_LISTBOX 1000 #define ID_CB_EDIT 1001
-typedef struct -{ - HWND self; - HWND owner; - UINT dwStyle; - HWND hWndEdit; - HWND hWndLBox; - UINT wState; - HFONT hFont; - RECT textRect; - RECT buttonRect; - RECT droppedRect; - INT droppedIndex; - INT fixedOwnerDrawHeight; - INT droppedWidth; /* last two are not used unless set */ - INT editHeight; /* explicitly */ -} HEADCOMBO, *LPHEADCOMBO; - /*********************************************************************** * COMBO_Init * diff --git a/dlls/comctl32/comctl32.h b/dlls/comctl32/comctl32.h index 1ce9752951..18eaf7e5d1 100644 --- a/dlls/comctl32/comctl32.h +++ b/dlls/comctl32/comctl32.h @@ -107,6 +107,48 @@ extern HBRUSH COMCTL32_hPattern55AABrush DECLSPEC_HIDDEN; #define IDS_BUTTON_CANCEL 3004 #define IDS_BUTTON_CLOSE 3005
+#define WM_SYSTIMER 0x0118 + +enum combobox_state_flags +{ + CBF_DROPPED = 0x0001, + CBF_BUTTONDOWN = 0x0002, + CBF_NOROLLUP = 0x0004, + CBF_MEASUREITEM = 0x0008, + CBF_FOCUSED = 0x0010, + CBF_CAPTURE = 0x0020, + CBF_EDIT = 0x0040, + CBF_NORESIZE = 0x0080, + CBF_NOTIFY = 0x0100, + CBF_NOREDRAW = 0x0200, + CBF_SELCHANGE = 0x0400, + CBF_HOT = 0x0800, + CBF_NOEDITNOTIFY = 0x1000, + CBF_NOLBSELECT = 0x2000, /* do not change current selection */ + CBF_BEENFOCUSED = 0x4000, /* has it ever had focus */ + CBF_EUI = 0x8000, +}; + +typedef struct +{ + HWND self; + HWND owner; + UINT dwStyle; + HWND hWndEdit; + HWND hWndLBox; + UINT wState; + HFONT hFont; + RECT textRect; + RECT buttonRect; + RECT droppedRect; + INT droppedIndex; + INT fixedOwnerDrawHeight; + INT droppedWidth; /* last two are not used unless set */ + INT editHeight; /* explicitly */ +} HEADCOMBO, *LPHEADCOMBO; + +extern BOOL COMBO_FlipListbox(HEADCOMBO *lphc, BOOL ok, BOOL bRedrawButton) DECLSPEC_HIDDEN; + typedef struct { COLORREF clrBtnHighlight; /* COLOR_BTNHIGHLIGHT */ @@ -181,6 +223,7 @@ extern void BUTTON_Register(void) DECLSPEC_HIDDEN; extern void COMBO_Register(void) DECLSPEC_HIDDEN; extern void COMBOEX_Register(void) DECLSPEC_HIDDEN; extern void COMBOEX_Unregister(void) DECLSPEC_HIDDEN; +extern void COMBOLBOX_Register(void) DECLSPEC_HIDDEN; extern void DATETIME_Register(void) DECLSPEC_HIDDEN; extern void DATETIME_Unregister(void) DECLSPEC_HIDDEN; extern void EDIT_Register(void) DECLSPEC_HIDDEN; @@ -192,6 +235,7 @@ extern void HOTKEY_Register(void) DECLSPEC_HIDDEN; extern void HOTKEY_Unregister(void) DECLSPEC_HIDDEN; extern void IPADDRESS_Register(void) DECLSPEC_HIDDEN; extern void IPADDRESS_Unregister(void) DECLSPEC_HIDDEN; +extern void LISTBOX_Register(void) DECLSPEC_HIDDEN; extern void LISTVIEW_Register(void) DECLSPEC_HIDDEN; extern void LISTVIEW_Unregister(void) DECLSPEC_HIDDEN; extern void MONTHCAL_Register(void) DECLSPEC_HIDDEN; diff --git a/dlls/comctl32/commctrl.c b/dlls/comctl32/commctrl.c index 42c05e69fa..c1af1c89d6 100644 --- a/dlls/comctl32/commctrl.c +++ b/dlls/comctl32/commctrl.c @@ -100,7 +100,9 @@ static void unregister_versioned_classes(void) { VERSION WC_BUTTONA, VERSION WC_COMBOBOXA, + VERSION "ComboLBox", VERSION WC_EDITA, + VERSION WC_LISTBOXA, VERSION WC_STATICA, }; int i; @@ -172,7 +174,9 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
BUTTON_Register (); COMBO_Register (); + COMBOLBOX_Register (); EDIT_Register (); + LISTBOX_Register (); STATIC_Register ();
/* subclass user32 controls */ diff --git a/dlls/comctl32/listbox.c b/dlls/comctl32/listbox.c new file mode 100644 index 0000000000..ad970225f1 --- /dev/null +++ b/dlls/comctl32/listbox.c @@ -0,0 +1,3024 @@ +/* + * Listbox controls + * + * Copyright 1996 Alexandre Julliard + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA + * + * TODO: + * - LBS_NODATA + */ + +#include <string.h> +#include <stdlib.h> +#include <stdarg.h> +#include <stdio.h> +#include "windef.h" +#include "winbase.h" +#include "wingdi.h" +#include "winuser.h" +#include "commctrl.h" +#include "wine/unicode.h" +#include "wine/exception.h" +#include "wine/debug.h" + +#include "comctl32.h" + +WINE_DEFAULT_DEBUG_CHANNEL(listbox2); + +/* Items array granularity */ +#define LB_ARRAY_GRANULARITY 16 + +/* Scrolling timeout in ms */ +#define LB_SCROLL_TIMEOUT 50 + +/* Listbox system timer id */ +#define LB_TIMER_ID 2 + +/* flag listbox changed while setredraw false - internal style */ +#define LBS_DISPLAYCHANGED 0x80000000 + +/* Item structure */ +typedef struct +{ + LPWSTR str; /* Item text */ + BOOL selected; /* Is item selected? */ + UINT height; /* Item height (only for OWNERDRAWVARIABLE) */ + ULONG_PTR data; /* User data */ +} LB_ITEMDATA; + +/* 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 */ + INT height; /* Window height */ + LB_ITEMDATA *items; /* Array of items */ + INT nb_items; /* Number of items */ + INT top_item; /* Top visible item */ + INT selected_item; /* Selected item */ + INT focus_item; /* Item that has the focus */ + INT anchor_item; /* Anchor item for extended selection */ + INT item_height; /* Default item height */ + INT page_size; /* Items per listbox page */ + INT column_width; /* Column width for multi-column listboxes */ + INT horz_extent; /* Horizontal extent */ + 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 */ + INT wheel_remain; /* Left over scroll amount */ + BOOL caret_on; /* Is caret on? */ + BOOL captured; /* Is mouse captured? */ + BOOL in_focus; + HFONT font; /* Current font */ + LCID locale; /* Current locale for string comparisons */ + HEADCOMBO *lphc; /* ComboLBox */ +} LB_DESCR; + + +#define IS_OWNERDRAW(descr) \ + ((descr)->style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) + +#define HAS_STRINGS(descr) \ + (!IS_OWNERDRAW(descr) || ((descr)->style & LBS_HASSTRINGS)) + + +#define IS_MULTISELECT(descr) \ + ((descr)->style & (LBS_MULTIPLESEL|LBS_EXTENDEDSEL) && \ + !((descr)->style & LBS_NOSEL)) + +#define SEND_NOTIFICATION(descr,code) \ + (SendMessageW( (descr)->owner, WM_COMMAND, \ + MAKEWPARAM( GetWindowLongPtrW((descr->self),GWLP_ID), (code)), (LPARAM)(descr->self) )) + +#define ISWIN31 (LOWORD(GetVersion()) == 0x0a03) + +/* Current timer status */ +typedef enum +{ + LB_TIMER_NONE, + LB_TIMER_UP, + LB_TIMER_LEFT, + LB_TIMER_DOWN, + LB_TIMER_RIGHT +} TIMER_DIRECTION; + +static TIMER_DIRECTION LISTBOX_Timer = LB_TIMER_NONE; + +static LRESULT LISTBOX_GetItemRect( const LB_DESCR *descr, INT index, RECT *rect ); + +/*********************************************************************** + * LISTBOX_GetCurrentPageSize + * + * Return the current page size + */ +static INT LISTBOX_GetCurrentPageSize( const LB_DESCR *descr ) +{ + INT i, height; + if (!(descr->style & LBS_OWNERDRAWVARIABLE)) return descr->page_size; + for (i = descr->top_item, height = 0; i < descr->nb_items; i++) + { + if ((height += descr->items[i].height) > descr->height) break; + } + if (i == descr->top_item) return 1; + else return i - descr->top_item; +} + + +/*********************************************************************** + * LISTBOX_GetMaxTopIndex + * + * Return the maximum possible index for the top of the listbox. + */ +static INT LISTBOX_GetMaxTopIndex( const LB_DESCR *descr ) +{ + INT max, page; + + if (descr->style & LBS_OWNERDRAWVARIABLE) + { + page = descr->height; + for (max = descr->nb_items - 1; max >= 0; max--) + if ((page -= descr->items[max].height) < 0) break; + if (max < descr->nb_items - 1) max++; + } + else if (descr->style & LBS_MULTICOLUMN) + { + if ((page = descr->width / descr->column_width) < 1) page = 1; + max = (descr->nb_items + descr->page_size - 1) / descr->page_size; + max = (max - page) * descr->page_size; + } + else + { + max = descr->nb_items - descr->page_size; + } + if (max < 0) max = 0; + return max; +} + + +/*********************************************************************** + * LISTBOX_UpdateScroll + * + * Update the scrollbars. Should be called whenever the content + * of the listbox changes. + */ +static void LISTBOX_UpdateScroll( LB_DESCR *descr ) +{ + SCROLLINFO info; + + /* Check the listbox scroll bar flags individually before we call + SetScrollInfo otherwise when the listbox style is WS_HSCROLL and + no WS_VSCROLL, we end up with an uninitialized, visible horizontal + scroll bar when we do not need one. + if (!(descr->style & WS_VSCROLL)) return; + */ + + /* It is important that we check descr->style, and not wnd->dwStyle, + for WS_VSCROLL, as the former is exactly the one passed in + argument to CreateWindow. + In Windows (and from now on in Wine :) a listbox created + with such a style (no WS_SCROLL) does not update + the scrollbar with listbox-related data, thus letting + the programmer use it for his/her own purposes. */ + + if (descr->style & LBS_NOREDRAW) return; + info.cbSize = sizeof(info); + + if (descr->style & LBS_MULTICOLUMN) + { + info.nMin = 0; + info.nMax = (descr->nb_items - 1) / descr->page_size; + info.nPos = descr->top_item / descr->page_size; + info.nPage = descr->width / descr->column_width; + if (info.nPage < 1) info.nPage = 1; + info.fMask = SIF_RANGE | SIF_POS | SIF_PAGE; + if (descr->style & LBS_DISABLENOSCROLL) + info.fMask |= SIF_DISABLENOSCROLL; + if (descr->style & WS_HSCROLL) + SetScrollInfo( descr->self, SB_HORZ, &info, TRUE ); + info.nMax = 0; + info.fMask = SIF_RANGE; + if (descr->style & WS_VSCROLL) + SetScrollInfo( descr->self, SB_VERT, &info, TRUE ); + } + else + { + info.nMin = 0; + info.nMax = descr->nb_items - 1; + info.nPos = descr->top_item; + info.nPage = LISTBOX_GetCurrentPageSize( descr ); + info.fMask = SIF_RANGE | SIF_POS | SIF_PAGE; + if (descr->style & LBS_DISABLENOSCROLL) + info.fMask |= SIF_DISABLENOSCROLL; + if (descr->style & WS_VSCROLL) + SetScrollInfo( descr->self, SB_VERT, &info, TRUE ); + + if ((descr->style & WS_HSCROLL) && descr->horz_extent) + { + info.nPos = descr->horz_pos; + info.nPage = descr->width; + info.fMask = SIF_POS | SIF_PAGE; + if (descr->style & LBS_DISABLENOSCROLL) + info.fMask |= SIF_DISABLENOSCROLL; + SetScrollInfo( descr->self, SB_HORZ, &info, TRUE ); + } + else + { + if (descr->style & LBS_DISABLENOSCROLL) + { + info.nMin = 0; + info.nMax = 0; + info.fMask = SIF_RANGE | SIF_DISABLENOSCROLL; + SetScrollInfo( descr->self, SB_HORZ, &info, TRUE ); + } + else + { + ShowScrollBar( descr->self, SB_HORZ, FALSE ); + } + } + } +} + + +/*********************************************************************** + * LISTBOX_SetTopItem + * + * Set the top item of the listbox, scrolling up or down if necessary. + */ +static LRESULT LISTBOX_SetTopItem( LB_DESCR *descr, INT index, BOOL scroll ) +{ + INT max = LISTBOX_GetMaxTopIndex( descr ); + + TRACE("setting top item %d, scroll %d\n", index, scroll); + + if (index > max) index = max; + if (index < 0) index = 0; + if (descr->style & LBS_MULTICOLUMN) index -= index % descr->page_size; + if (descr->top_item == index) return LB_OKAY; + if (scroll) + { + INT diff; + if (descr->style & LBS_MULTICOLUMN) + diff = (descr->top_item - index) / descr->page_size * descr->column_width; + else if (descr->style & LBS_OWNERDRAWVARIABLE) + { + INT i; + diff = 0; + if (index > descr->top_item) + { + for (i = index - 1; i >= descr->top_item; i--) + diff -= descr->items[i].height; + } + else + { + for (i = index; i < descr->top_item; i++) + diff += descr->items[i].height; + } + } + else + diff = (descr->top_item - index) * descr->item_height; + + ScrollWindowEx( descr->self, 0, diff, NULL, NULL, 0, NULL, + SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN ); + } + else + InvalidateRect( descr->self, NULL, TRUE ); + descr->top_item = index; + LISTBOX_UpdateScroll( descr ); + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_UpdatePage + * + * Update the page size. Should be called when the size of + * the client area or the item height changes. + */ +static void LISTBOX_UpdatePage( LB_DESCR *descr ) +{ + INT page_size; + + if ((descr->item_height == 0) || (page_size = descr->height / descr->item_height) < 1) + page_size = 1; + if (page_size == descr->page_size) return; + descr->page_size = page_size; + if (descr->style & LBS_MULTICOLUMN) + InvalidateRect( descr->self, NULL, TRUE ); + LISTBOX_SetTopItem( descr, descr->top_item, FALSE ); +} + + +/*********************************************************************** + * LISTBOX_UpdateSize + * + * Update the size of the listbox. Should be called when the size of + * the client area changes. + */ +static void LISTBOX_UpdateSize( LB_DESCR *descr ) +{ + RECT 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)) + { + INT remaining; + RECT rect; + + GetWindowRect( descr->self, &rect ); + if(descr->item_height != 0) + remaining = descr->height % descr->item_height; + else + remaining = 0; + if ((descr->height > descr->item_height) && remaining) + { + TRACE("[%p]: changing height %d -> %d\n", + 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", 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( descr->self, &rect, FALSE ); + } +} + + +/*********************************************************************** + * LISTBOX_GetItemRect + * + * Get the rectangle enclosing an item, in listbox client coordinates. + * Return 1 if the rectangle is (partially) visible, 0 if hidden, -1 on error. + */ +static LRESULT LISTBOX_GetItemRect( const LB_DESCR *descr, INT index, RECT *rect ) +{ + /* Index <= 0 is legal even on empty listboxes */ + if (index && (index >= descr->nb_items)) + { + SetRectEmpty(rect); + SetLastError(ERROR_INVALID_INDEX); + return LB_ERR; + } + SetRect( rect, 0, 0, descr->width, descr->height ); + if (descr->style & LBS_MULTICOLUMN) + { + INT col = (index / descr->page_size) - + (descr->top_item / descr->page_size); + rect->left += col * descr->column_width; + rect->right = rect->left + descr->column_width; + rect->top += (index % descr->page_size) * descr->item_height; + rect->bottom = rect->top + descr->item_height; + } + else if (descr->style & LBS_OWNERDRAWVARIABLE) + { + INT i; + rect->right += descr->horz_pos; + if ((index >= 0) && (index < descr->nb_items)) + { + if (index < descr->top_item) + { + for (i = descr->top_item-1; i >= index; i--) + rect->top -= descr->items[i].height; + } + else + { + for (i = descr->top_item; i < index; i++) + rect->top += descr->items[i].height; + } + rect->bottom = rect->top + descr->items[index].height; + + } + } + else + { + rect->top += (index - descr->top_item) * descr->item_height; + rect->bottom = rect->top + descr->item_height; + rect->right += descr->horz_pos; + } + + TRACE("item %d, rect %s\n", index, wine_dbgstr_rect(rect)); + + return ((rect->left < descr->width) && (rect->right > 0) && + (rect->top < descr->height) && (rect->bottom > 0)); +} + + +/*********************************************************************** + * LISTBOX_GetItemFromPoint + * + * Return the item nearest from point (x,y) (in client coordinates). + */ +static INT LISTBOX_GetItemFromPoint( const LB_DESCR *descr, INT x, INT y ) +{ + INT index = descr->top_item; + + if (!descr->nb_items) return -1; /* No items */ + if (descr->style & LBS_OWNERDRAWVARIABLE) + { + INT pos = 0; + if (y >= 0) + { + while (index < descr->nb_items) + { + if ((pos += descr->items[index].height) > y) break; + index++; + } + } + else + { + while (index > 0) + { + index--; + if ((pos -= descr->items[index].height) <= y) break; + } + } + } + else if (descr->style & LBS_MULTICOLUMN) + { + if (y >= descr->item_height * descr->page_size) return -1; + if (y >= 0) index += y / descr->item_height; + if (x >= 0) index += (x / descr->column_width) * descr->page_size; + else index -= (((x + 1) / descr->column_width) - 1) * descr->page_size; + } + else + { + index += (y / descr->item_height); + } + if (index < 0) return 0; + if (index >= descr->nb_items) return -1; + return index; +} + + +/*********************************************************************** + * LISTBOX_PaintItem + * + * Paint an item. + */ +static void LISTBOX_PaintItem( LB_DESCR *descr, HDC hdc, const RECT *rect, + INT index, UINT action, BOOL ignoreFocus ) +{ + LB_ITEMDATA *item = NULL; + if (index < descr->nb_items) item = &descr->items[index]; + + if (IS_OWNERDRAW(descr)) + { + DRAWITEMSTRUCT dis; + RECT r; + HRGN hrgn; + + if (!item) + { + if (action == ODA_FOCUS) + DrawFocusRect( hdc, rect ); + else + ERR("called with an out of bounds index %d(%d) in owner draw, Not good.\n",index,descr->nb_items); + return; + } + + /* some programs mess with the clipping region when + drawing the item, *and* restore the previous region + after they are done, so a region has better to exist + else everything ends clipped */ + GetClientRect(descr->self, &r); + hrgn = set_control_clipping( hdc, &r ); + + dis.CtlType = ODT_LISTBOX; + dis.CtlID = GetWindowLongPtrW( descr->self, GWLP_ID ); + dis.hwndItem = descr->self; + dis.itemAction = action; + dis.hDC = hdc; + dis.itemID = index; + dis.itemState = 0; + if (item->selected) dis.itemState |= ODS_SELECTED; + if (!ignoreFocus && (descr->focus_item == index) && + (descr->caret_on) && + (descr->in_focus)) dis.itemState |= ODS_FOCUS; + if (!IsWindowEnabled(descr->self)) dis.itemState |= ODS_DISABLED; + dis.itemData = item->data; + dis.rcItem = *rect; + TRACE("[%p]: drawitem %d (%s) action=%02x state=%02x rect=%s\n", + descr->self, index, debugstr_w(item->str), action, + dis.itemState, wine_dbgstr_rect(rect) ); + SendMessageW(descr->owner, WM_DRAWITEM, dis.CtlID, (LPARAM)&dis); + SelectClipRgn( hdc, hrgn ); + if (hrgn) DeleteObject( hrgn ); + } + else + { + COLORREF oldText = 0, oldBk = 0; + + if (action == ODA_FOCUS) + { + DrawFocusRect( hdc, rect ); + return; + } + if (item && item->selected) + { + oldBk = SetBkColor( hdc, GetSysColor( COLOR_HIGHLIGHT ) ); + oldText = SetTextColor( hdc, GetSysColor(COLOR_HIGHLIGHTTEXT)); + } + + TRACE("[%p]: painting %d (%s) action=%02x rect=%s\n", + descr->self, index, item ? debugstr_w(item->str) : "", action, + wine_dbgstr_rect(rect) ); + if (!item) + ExtTextOutW( hdc, rect->left + 1, rect->top, + ETO_OPAQUE | ETO_CLIPPED, rect, NULL, 0, NULL ); + else if (!(descr->style & LBS_USETABSTOPS)) + ExtTextOutW( hdc, rect->left + 1, rect->top, + ETO_OPAQUE | ETO_CLIPPED, rect, item->str, + strlenW(item->str), NULL ); + else + { + /* Output empty string to paint background in the full width. */ + ExtTextOutW( hdc, rect->left + 1, rect->top, + ETO_OPAQUE | ETO_CLIPPED, rect, NULL, 0, NULL ); + TabbedTextOutW( hdc, rect->left + 1 , rect->top, + item->str, strlenW(item->str), + descr->nb_tabs, descr->tabs, 0); + } + if (item && item->selected) + { + SetBkColor( hdc, oldBk ); + SetTextColor( hdc, oldText ); + } + if (!ignoreFocus && (descr->focus_item == index) && + (descr->caret_on) && + (descr->in_focus)) DrawFocusRect( hdc, rect ); + } +} + + +/*********************************************************************** + * LISTBOX_SetRedraw + * + * Change the redraw flag. + */ +static void LISTBOX_SetRedraw( LB_DESCR *descr, BOOL on ) +{ + if (on) + { + if (!(descr->style & LBS_NOREDRAW)) return; + descr->style &= ~LBS_NOREDRAW; + if (descr->style & LBS_DISPLAYCHANGED) + { /* page was changed while setredraw false, refresh automatically */ + 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; + if (descr->top_item < 0) descr->top_item = 0; + } + descr->style &= ~LBS_DISPLAYCHANGED; + } + LISTBOX_UpdateScroll( descr ); + } + else descr->style |= LBS_NOREDRAW; +} + + +/*********************************************************************** + * LISTBOX_RepaintItem + * + * Repaint a single item synchronously. + */ +static void LISTBOX_RepaintItem( LB_DESCR *descr, INT index, UINT action ) +{ + HDC hdc; + RECT rect; + HFONT oldFont = 0; + HBRUSH hbrush, oldBrush = 0; + + /* Do not repaint the item if the item is not visible */ + 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( descr->self, 0, DCX_CACHE ))) return; + if (descr->font) oldFont = SelectObject( hdc, descr->font ); + hbrush = (HBRUSH)SendMessageW( descr->owner, WM_CTLCOLORLISTBOX, + (WPARAM)hdc, (LPARAM)descr->self ); + if (hbrush) oldBrush = SelectObject( hdc, hbrush ); + if (!IsWindowEnabled(descr->self)) + SetTextColor( hdc, GetSysColor( COLOR_GRAYTEXT ) ); + SetWindowOrgEx( hdc, descr->horz_pos, 0, NULL ); + LISTBOX_PaintItem( descr, hdc, &rect, index, action, TRUE ); + if (oldFont) SelectObject( hdc, oldFont ); + if (oldBrush) SelectObject( hdc, oldBrush ); + ReleaseDC( descr->self, hdc ); +} + + +/*********************************************************************** + * LISTBOX_DrawFocusRect + */ +static void LISTBOX_DrawFocusRect( LB_DESCR *descr, BOOL on ) +{ + HDC hdc; + RECT rect; + HFONT oldFont = 0; + + /* Do not repaint the item if the item is not visible */ + if (!IsWindowVisible(descr->self)) return; + + if (descr->focus_item == -1) return; + if (!descr->caret_on || !descr->in_focus) return; + + if (LISTBOX_GetItemRect( descr, descr->focus_item, &rect ) != 1) return; + if (!(hdc = GetDCEx( descr->self, 0, DCX_CACHE ))) return; + if (descr->font) oldFont = SelectObject( hdc, descr->font ); + if (!IsWindowEnabled(descr->self)) + SetTextColor( hdc, GetSysColor( COLOR_GRAYTEXT ) ); + SetWindowOrgEx( hdc, descr->horz_pos, 0, NULL ); + LISTBOX_PaintItem( descr, hdc, &rect, descr->focus_item, ODA_FOCUS, !on ); + if (oldFont) SelectObject( hdc, oldFont ); + ReleaseDC( descr->self, hdc ); +} + + +/*********************************************************************** + * LISTBOX_InitStorage + */ +static LRESULT LISTBOX_InitStorage( LB_DESCR *descr, INT nb_items ) +{ + LB_ITEMDATA *item; + + nb_items += LB_ARRAY_GRANULARITY - 1; + nb_items -= (nb_items % LB_ARRAY_GRANULARITY); + if (descr->items) { + nb_items += HeapSize( GetProcessHeap(), 0, descr->items ) / sizeof(*item); + item = HeapReAlloc( GetProcessHeap(), 0, descr->items, + nb_items * sizeof(LB_ITEMDATA)); + } + else { + item = HeapAlloc( GetProcessHeap(), 0, + nb_items * sizeof(LB_ITEMDATA)); + } + + if (!item) + { + SEND_NOTIFICATION( descr, LBN_ERRSPACE ); + return LB_ERRSPACE; + } + descr->items = item; + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_SetTabStops + */ +static BOOL LISTBOX_SetTabStops( LB_DESCR *descr, INT count, LPINT 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; + } + if (!(descr->tabs = HeapAlloc( GetProcessHeap(), 0, + descr->nb_tabs * sizeof(INT) ))) + return FALSE; + memcpy( descr->tabs, tabs, descr->nb_tabs * sizeof(INT) ); + + /* 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; +} + + +/*********************************************************************** + * LISTBOX_GetText + */ +static LRESULT LISTBOX_GetText( LB_DESCR *descr, INT index, LPWSTR buffer, BOOL unicode ) +{ + DWORD len; + + if ((index < 0) || (index >= descr->nb_items)) + { + SetLastError(ERROR_INVALID_INDEX); + return LB_ERR; + } + + if (HAS_STRINGS(descr)) + { + if (!buffer) + return strlenW(descr->items[index].str); + + TRACE("index %d (0x%04x) %s\n", index, index, debugstr_w(descr->items[index].str)); + + __TRY /* hide a Delphi bug that passes a read-only buffer */ + { + strcpyW( buffer, descr->items[index].str ); + len = strlenW(buffer); + } + __EXCEPT_PAGE_FAULT + { + WARN( "got an invalid buffer (Delphi bug?)\n" ); + SetLastError( ERROR_INVALID_PARAMETER ); + return LB_ERR; + } + __ENDTRY + } else + { + if (buffer) + *((DWORD *)buffer) = *(DWORD *)&descr->items[index].data; + len = sizeof(DWORD); + } + return len; +} + +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 + * + * 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( LB_DESCR *descr, LPCWSTR str, BOOL exact ) +{ + INT index, min, max, res; + + if (!(descr->style & LBS_SORT)) return -1; /* Add it at the end */ + min = 0; + max = descr->nb_items; + while (min != max) + { + index = (min + max) / 2; + if (HAS_STRINGS(descr)) + res = LISTBOX_lstrcmpiW( descr->locale, str, descr->items[index].str); + else + { + COMPAREITEMSTRUCT cis; + UINT id = (UINT)GetWindowLongPtrW( descr->self, GWLP_ID ); + + cis.CtlType = ODT_LISTBOX; + cis.CtlID = id; + cis.hwndItem = descr->self; + /* note that some application (MetaStock) expects the second item + * to be in the listbox */ + cis.itemID1 = -1; + cis.itemData1 = (ULONG_PTR)str; + cis.itemID2 = index; + cis.itemData2 = descr->items[index].data; + cis.dwLocaleId = descr->locale; + res = SendMessageW( descr->owner, WM_COMPAREITEM, id, (LPARAM)&cis ); + } + if (!res) return index; + if (res < 0) max = index; + else min = index + 1; + } + 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( LB_DESCR *descr, LPCWSTR str ) +{ + INT min, max, res; + + if (!HAS_STRINGS(descr)) + return LISTBOX_FindStringPos( descr, str, FALSE ); + min = 0; + max = descr->nb_items; + while (min != max) + { + INT index = (min + max) / 2; + LPCWSTR p = descr->items[index].str; + if (*p == '[') /* drive or directory */ + { + if (*str != '[') res = -1; + else if (p[1] == '-') /* drive */ + { + if (str[1] == '-') res = str[2] - p[2]; + else res = -1; + } + else /* directory */ + { + if (str[1] == '-') res = 1; + else res = LISTBOX_lstrcmpiW( descr->locale, str, p ); + } + } + else /* filename */ + { + if (*str == '[') res = 1; + else res = LISTBOX_lstrcmpiW( descr->locale, str, p ); + } + if (!res) return index; + if (res < 0) max = index; + else min = index + 1; + } + return max; +} + + +/*********************************************************************** + * LISTBOX_FindString + * + * Find the item beginning with a given string. + */ +static INT LISTBOX_FindString( LB_DESCR *descr, INT start, LPCWSTR str, BOOL exact ) +{ + INT i; + LB_ITEMDATA *item; + + if (start >= descr->nb_items) start = -1; + item = descr->items + start + 1; + if (HAS_STRINGS(descr)) + { + if (!str || ! str[0] ) return LB_ERR; + if (exact) + { + for (i = start + 1; i < descr->nb_items; i++, item++) + if (!LISTBOX_lstrcmpiW( descr->locale, str, item->str )) return i; + for (i = 0, item = descr->items; i <= start; i++, item++) + if (!LISTBOX_lstrcmpiW( descr->locale, str, item->str )) return i; + } + else + { + /* Special case for drives and directories: ignore prefix */ +#define CHECK_DRIVE(item) \ + if ((item)->str[0] == '[') \ + { \ + if (!strncmpiW( str, (item)->str+1, len )) return i; \ + if (((item)->str[1] == '-') && !strncmpiW(str, (item)->str+2, len)) \ + return i; \ + } + + INT len = strlenW(str); + for (i = start + 1; i < descr->nb_items; i++, item++) + { + if (!strncmpiW( str, item->str, len )) return i; + CHECK_DRIVE(item); + } + for (i = 0, item = descr->items; i <= start; i++, item++) + { + if (!strncmpiW( str, item->str, len )) return i; + CHECK_DRIVE(item); + } +#undef CHECK_DRIVE + } + } + else + { + if (exact && (descr->style & LBS_SORT)) + /* If sorted, use a WM_COMPAREITEM binary search */ + return LISTBOX_FindStringPos( descr, str, TRUE ); + + /* Otherwise use a linear search */ + for (i = start + 1; i < descr->nb_items; i++, item++) + if (item->data == (ULONG_PTR)str) return i; + for (i = 0, item = descr->items; i <= start; i++, item++) + if (item->data == (ULONG_PTR)str) return i; + } + return LB_ERR; +} + + +/*********************************************************************** + * LISTBOX_GetSelCount + */ +static LRESULT LISTBOX_GetSelCount( const LB_DESCR *descr ) +{ + INT i, count; + const LB_ITEMDATA *item = descr->items; + + 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; +} + + +/*********************************************************************** + * LISTBOX_GetSelItems + */ +static LRESULT LISTBOX_GetSelItems( const LB_DESCR *descr, INT max, LPINT array ) +{ + INT i, count; + const LB_ITEMDATA *item = descr->items; + + if (!(descr->style & LBS_MULTIPLESEL)) return LB_ERR; + for (i = count = 0; (i < descr->nb_items) && (count < max); i++, item++) + if (item->selected) array[count++] = i; + return count; +} + + +/*********************************************************************** + * LISTBOX_Paint + */ +static LRESULT LISTBOX_Paint( LB_DESCR *descr, HDC hdc ) +{ + INT i, col_pos = descr->page_size - 1; + RECT rect; + RECT focusRect = {-1, -1, -1, -1}; + HFONT oldFont = 0; + HBRUSH hbrush, oldBrush = 0; + + if (descr->style & LBS_NOREDRAW) return 0; + + SetRect( &rect, 0, 0, descr->width, descr->height ); + if (descr->style & LBS_MULTICOLUMN) + rect.right = rect.left + descr->column_width; + else if (descr->horz_pos) + { + SetWindowOrgEx( hdc, descr->horz_pos, 0, NULL ); + rect.right += descr->horz_pos; + } + + if (descr->font) oldFont = SelectObject( hdc, descr->font ); + hbrush = (HBRUSH)SendMessageW( descr->owner, WM_CTLCOLORLISTBOX, + (WPARAM)hdc, (LPARAM)descr->self ); + if (hbrush) oldBrush = SelectObject( hdc, hbrush ); + 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; + 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; + } + + /* Paint all the item, regarding the selection + Focus state will be painted after */ + + for (i = descr->top_item; i < descr->nb_items; i++) + { + if (!(descr->style & LBS_OWNERDRAWVARIABLE)) + rect.bottom = rect.top + descr->item_height; + else + rect.bottom = rect.top + descr->items[i].height; + + /* keep the focus rect, to paint the focus item after */ + if (i == descr->focus_item) + focusRect = rect; + + LISTBOX_PaintItem( descr, hdc, &rect, i, ODA_DRAWENTIRE, TRUE ); + rect.top = rect.bottom; + + if ((descr->style & LBS_MULTICOLUMN) && !col_pos) + { + if (!IS_OWNERDRAW(descr)) + { + /* Clear the bottom of the column */ + if (rect.top < descr->height) + { + rect.bottom = descr->height; + ExtTextOutW( hdc, 0, 0, ETO_OPAQUE | ETO_CLIPPED, + &rect, NULL, 0, NULL ); + } + } + + /* Go to the next column */ + rect.left += descr->column_width; + rect.right += descr->column_width; + rect.top = 0; + col_pos = descr->page_size - 1; + } + else + { + col_pos--; + if (rect.top >= descr->height) break; + } + } + + /* Paint the focus item now */ + 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)) + { + /* Clear the remainder of the client area */ + if (rect.top < descr->height) + { + rect.bottom = descr->height; + ExtTextOutW( hdc, 0, 0, ETO_OPAQUE | ETO_CLIPPED, + &rect, NULL, 0, NULL ); + } + if (rect.right < descr->width) + { + rect.left = rect.right; + rect.right = descr->width; + rect.top = 0; + rect.bottom = descr->height; + ExtTextOutW( hdc, 0, 0, ETO_OPAQUE | ETO_CLIPPED, + &rect, NULL, 0, NULL ); + } + } + if (oldFont) SelectObject( hdc, oldFont ); + if (oldBrush) SelectObject( hdc, oldBrush ); + return 0; +} + + +/*********************************************************************** + * LISTBOX_InvalidateItems + * + * Invalidate all items from a given item. If the specified item is not + * visible, nothing happens. + */ +static void LISTBOX_InvalidateItems( LB_DESCR *descr, INT index ) +{ + RECT rect; + + if (LISTBOX_GetItemRect( descr, index, &rect ) == 1) + { + if (descr->style & LBS_NOREDRAW) + { + descr->style |= LBS_DISPLAYCHANGED; + return; + } + rect.bottom = descr->height; + 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( descr->self, &rect, TRUE ); + } + } +} + +static void LISTBOX_InvalidateItemRect( LB_DESCR *descr, INT index ) +{ + RECT rect; + + if (LISTBOX_GetItemRect( descr, index, &rect ) == 1) + InvalidateRect( descr->self, &rect, TRUE ); +} + +/*********************************************************************** + * LISTBOX_GetItemHeight + */ +static LRESULT LISTBOX_GetItemHeight( const LB_DESCR *descr, INT index ) +{ + if (descr->style & LBS_OWNERDRAWVARIABLE && descr->nb_items > 0) + { + if ((index < 0) || (index >= descr->nb_items)) + { + SetLastError(ERROR_INVALID_INDEX); + return LB_ERR; + } + return descr->items[index].height; + } + else return descr->item_height; +} + + +/*********************************************************************** + * LISTBOX_SetItemHeight + */ +static LRESULT LISTBOX_SetItemHeight( LB_DESCR *descr, INT index, INT height, BOOL repaint ) +{ + if (height > MAXBYTE) + return -1; + + if (!height) height = 1; + + if (descr->style & LBS_OWNERDRAWVARIABLE) + { + 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( descr ); + if (repaint) + LISTBOX_InvalidateItems( descr, index ); + } + else if (height != descr->item_height) + { + TRACE("[%p]: new height = %d\n", descr->self, height ); + descr->item_height = height; + LISTBOX_UpdatePage( descr ); + LISTBOX_UpdateScroll( descr ); + if (repaint) + InvalidateRect( descr->self, 0, TRUE ); + } + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_SetHorizontalPos + */ +static void LISTBOX_SetHorizontalPos( LB_DESCR *descr, INT pos ) +{ + INT diff; + + if (pos > descr->horz_extent - descr->width) + 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", descr->self, pos ); + descr->horz_pos = pos; + 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( descr->self, &rect, TRUE ); + ScrollWindowEx( descr->self, diff, 0, NULL, NULL, 0, NULL, + SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN ); + } + else + InvalidateRect( descr->self, NULL, TRUE ); +} + + +/*********************************************************************** + * LISTBOX_SetHorizontalExtent + */ +static LRESULT LISTBOX_SetHorizontalExtent( LB_DESCR *descr, INT extent ) +{ + if (descr->style & LBS_MULTICOLUMN) + return LB_OKAY; + if (extent == descr->horz_extent) return LB_OKAY; + TRACE("[%p]: new horz extent = %d\n", descr->self, extent ); + descr->horz_extent = extent; + if (descr->style & WS_HSCROLL) { + SCROLLINFO info; + info.cbSize = sizeof(info); + info.nMin = 0; + info.nMax = descr->horz_extent ? descr->horz_extent - 1 : 0; + info.fMask = SIF_RANGE; + if (descr->style & LBS_DISABLENOSCROLL) + info.fMask |= SIF_DISABLENOSCROLL; + SetScrollInfo( descr->self, SB_HORZ, &info, TRUE ); + } + if (descr->horz_pos > extent - descr->width) + LISTBOX_SetHorizontalPos( descr, extent - descr->width ); + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_SetColumnWidth + */ +static LRESULT LISTBOX_SetColumnWidth( LB_DESCR *descr, INT width) +{ + if (width == descr->column_width) return LB_OKAY; + TRACE("[%p]: new column width = %d\n", descr->self, width ); + descr->column_width = width; + LISTBOX_UpdatePage( descr ); + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_SetFont + * + * Returns the item height. + */ +static INT LISTBOX_SetFont( LB_DESCR *descr, HFONT font ) +{ + HDC hdc; + HFONT oldFont = 0; + const char *alphabet = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; + SIZE sz; + + descr->font = font; + + if (!(hdc = GetDCEx( descr->self, 0, DCX_CACHE ))) + { + ERR("unable to get DC.\n" ); + return 16; + } + if (font) oldFont = SelectObject( hdc, font ); + GetTextExtentPointA( hdc, alphabet, 52, &sz); + if (oldFont) SelectObject( hdc, oldFont ); + ReleaseDC( descr->self, hdc ); + + descr->avg_char_width = (sz.cx / 26 + 1) / 2; + if (!IS_OWNERDRAW(descr)) + LISTBOX_SetItemHeight( descr, 0, sz.cy, FALSE ); + return sz.cy; +} + + +/*********************************************************************** + * LISTBOX_MakeItemVisible + * + * Make sure that a given item is partially or fully visible. + */ +static void LISTBOX_MakeItemVisible( LB_DESCR *descr, INT index, BOOL fully ) +{ + INT top; + + TRACE("current top item %d, index %d, fully %d\n", descr->top_item, index, fully); + + if (index <= descr->top_item) top = index; + else if (descr->style & LBS_MULTICOLUMN) + { + INT cols = descr->width; + if (!fully) cols += descr->column_width - 1; + if (cols >= descr->column_width) cols /= descr->column_width; + else cols = 1; + if (index < descr->top_item + (descr->page_size * cols)) return; + top = index - descr->page_size * (cols - 1); + } + else if (descr->style & LBS_OWNERDRAWVARIABLE) + { + INT height = fully ? descr->items[index].height : 1; + for (top = index; top > descr->top_item; top--) + if ((height += descr->items[top-1].height) > descr->height) break; + } + else + { + if (index < descr->top_item + descr->page_size) return; + if (!fully && (index == descr->top_item + descr->page_size) && + (descr->height > (descr->page_size * descr->item_height))) return; + top = index - descr->page_size + 1; + } + LISTBOX_SetTopItem( descr, top, TRUE ); +} + +/*********************************************************************** + * LISTBOX_SetCaretIndex + * + * NOTES + * index must be between 0 and descr->nb_items-1, or LB_ERR is returned. + * + */ +static LRESULT LISTBOX_SetCaretIndex( LB_DESCR *descr, INT index, BOOL fully_visible ) +{ + INT oldfocus = descr->focus_item; + + TRACE("old focus %d, index %d\n", oldfocus, index); + + if (descr->style & LBS_NOSEL) return LB_ERR; + if ((index < 0) || (index >= descr->nb_items)) return LB_ERR; + if (index == oldfocus) return LB_OKAY; + + LISTBOX_DrawFocusRect( descr, FALSE ); + descr->focus_item = index; + + LISTBOX_MakeItemVisible( descr, index, fully_visible ); + LISTBOX_DrawFocusRect( descr, TRUE ); + + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_SelectItemRange + * + * Select a range of items. Should only be used on a MULTIPLESEL listbox. + */ +static LRESULT LISTBOX_SelectItemRange( LB_DESCR *descr, INT first, + INT last, BOOL on ) +{ + INT i; + + /* A few sanity checks */ + + if (descr->style & LBS_NOSEL) return LB_ERR; + if (!(descr->style & LBS_MULTIPLESEL)) return LB_ERR; + + if (!descr->nb_items) return LB_OKAY; + + if (last == -1 || last >= descr->nb_items) last = descr->nb_items - 1; + if (first < 0) first = 0; + if (last < first) return LB_OKAY; + + if (on) /* Turn selection on */ + { + for (i = first; i <= last; i++) + { + if (descr->items[i].selected) continue; + descr->items[i].selected = TRUE; + LISTBOX_InvalidateItemRect(descr, i); + } + } + else /* Turn selection off */ + { + for (i = first; i <= last; i++) + { + if (!descr->items[i].selected) continue; + descr->items[i].selected = FALSE; + LISTBOX_InvalidateItemRect(descr, i); + } + } + return LB_OKAY; +} + +/*********************************************************************** + * LISTBOX_SetSelection + */ +static LRESULT LISTBOX_SetSelection( LB_DESCR *descr, INT index, + BOOL on, BOOL send_notify ) +{ + TRACE( "cur_sel=%d index=%d notify=%s\n", + descr->selected_item, index, send_notify ? "YES" : "NO" ); + + 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( descr, 0, descr->nb_items, on ); + else /* Only one item */ + return LISTBOX_SelectItemRange( descr, index, index, on ); + } + else + { + INT oldsel = descr->selected_item; + if (index == oldsel) return LB_OKAY; + if (oldsel != -1) descr->items[oldsel].selected = FALSE; + if (index != -1) descr->items[index].selected = TRUE; + if (oldsel != -1) LISTBOX_RepaintItem( descr, oldsel, ODA_SELECT ); + descr->selected_item = index; + 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 */ + descr->lphc->wState |= CBF_SELCHANGE; + } + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_MoveCaret + * + * Change the caret position and extend the selection to the new caret. + */ +static void LISTBOX_MoveCaret( LB_DESCR *descr, INT index, BOOL fully_visible ) +{ + TRACE("old focus %d, index %d\n", descr->focus_item, index); + + if ((index < 0) || (index >= descr->nb_items)) + return; + + /* Important, repaint needs to be done in this order if + you want to mimic Windows behavior: + 1. Remove the focus and paint the item + 2. Remove the selection and paint the item(s) + 3. Set the selection and repaint the item(s) + 4. Set the focus to 'index' and repaint the item */ + + /* 1. remove the focus and repaint the item */ + LISTBOX_DrawFocusRect( descr, FALSE ); + + /* 2. then turn off the previous selection */ + /* 3. repaint the new selected item */ + if (descr->style & LBS_EXTENDEDSEL) + { + if (descr->anchor_item != -1) + { + INT first = min( index, descr->anchor_item ); + INT last = max( index, descr->anchor_item ); + if (first > 0) + LISTBOX_SelectItemRange( descr, 0, first - 1, FALSE ); + LISTBOX_SelectItemRange( descr, last + 1, -1, FALSE ); + LISTBOX_SelectItemRange( descr, first, last, TRUE ); + } + } + else if (!(descr->style & LBS_MULTIPLESEL)) + { + /* Set selection to new caret item */ + LISTBOX_SetSelection( descr, index, TRUE, FALSE ); + } + + /* 4. repaint the new item with the focus */ + descr->focus_item = index; + LISTBOX_MakeItemVisible( descr, index, fully_visible ); + LISTBOX_DrawFocusRect( descr, TRUE ); +} + + +/*********************************************************************** + * LISTBOX_InsertItem + */ +static LRESULT LISTBOX_InsertItem( LB_DESCR *descr, INT index, + LPWSTR str, ULONG_PTR data ) +{ + LB_ITEMDATA *item; + INT max_items; + INT oldfocus = descr->focus_item; + + if (index == -1) index = descr->nb_items; + else if ((index < 0) || (index > descr->nb_items)) return LB_ERR; + if (!descr->items) max_items = 0; + else max_items = HeapSize( GetProcessHeap(), 0, descr->items ) / sizeof(*item); + if (descr->nb_items == max_items) + { + /* We need to grow the array */ + max_items += LB_ARRAY_GRANULARITY; + if (descr->items) + item = HeapReAlloc( GetProcessHeap(), 0, descr->items, + max_items * sizeof(LB_ITEMDATA) ); + else + item = HeapAlloc( GetProcessHeap(), 0, + max_items * sizeof(LB_ITEMDATA) ); + if (!item) + { + SEND_NOTIFICATION( descr, LBN_ERRSPACE ); + return LB_ERRSPACE; + } + descr->items = item; + } + + /* Insert the item structure */ + + item = &descr->items[index]; + if (index < descr->nb_items) + RtlMoveMemory( item + 1, item, + (descr->nb_items - index) * sizeof(LB_ITEMDATA) ); + item->str = str; + item->data = data; + item->height = 0; + item->selected = FALSE; + descr->nb_items++; + + /* Get item height */ + + if (descr->style & LBS_OWNERDRAWVARIABLE) + { + MEASUREITEMSTRUCT mis; + UINT id = (UINT)GetWindowLongPtrW( descr->self, GWLP_ID ); + + mis.CtlType = ODT_LISTBOX; + mis.CtlID = id; + mis.itemID = index; + mis.itemData = descr->items[index].data; + mis.itemHeight = descr->item_height; + SendMessageW( descr->owner, WM_MEASUREITEM, id, (LPARAM)&mis ); + item->height = mis.itemHeight ? mis.itemHeight : 1; + TRACE("[%p]: measure item %d (%s) = %d\n", + descr->self, index, str ? debugstr_w(str) : "", item->height ); + } + + /* Repaint the items */ + + LISTBOX_UpdateScroll( descr ); + LISTBOX_InvalidateItems( descr, index ); + + /* Move selection and focused item */ + /* If listbox was empty, set focus to the first item */ + if (descr->nb_items == 1) + LISTBOX_SetCaretIndex( descr, 0, FALSE ); + /* single select don't change selection index in win31 */ + else if ((ISWIN31) && !(IS_MULTISELECT(descr))) + { + descr->selected_item++; + LISTBOX_SetSelection( descr, descr->selected_item-1, TRUE, FALSE ); + } + else + { + if (index <= descr->selected_item) + { + descr->selected_item++; + descr->focus_item = oldfocus; /* focus not changed */ + } + } + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_InsertString + */ +static LRESULT LISTBOX_InsertString( LB_DESCR *descr, INT index, LPCWSTR str ) +{ + LPWSTR new_str = NULL; + ULONG_PTR data = 0; + LRESULT ret; + + if (HAS_STRINGS(descr)) + { + static const WCHAR empty_stringW[] = { 0 }; + if (!str) str = empty_stringW; + if (!(new_str = HeapAlloc( GetProcessHeap(), 0, (strlenW(str) + 1) * sizeof(WCHAR) ))) + { + SEND_NOTIFICATION( descr, LBN_ERRSPACE ); + return LB_ERRSPACE; + } + strcpyW(new_str, str); + } + else data = (ULONG_PTR)str; + + if (index == -1) index = descr->nb_items; + if ((ret = LISTBOX_InsertItem( descr, index, new_str, data )) != 0) + { + HeapFree( GetProcessHeap(), 0, new_str ); + return ret; + } + + TRACE("[%p]: added item %d %s\n", + descr->self, index, HAS_STRINGS(descr) ? debugstr_w(new_str) : "" ); + return index; +} + + +/*********************************************************************** + * LISTBOX_DeleteItem + * + * Delete the content of an item. 'index' must be a valid index. + */ +static void LISTBOX_DeleteItem( LB_DESCR *descr, INT index ) +{ + /* save the item data before it gets freed by LB_RESETCONTENT */ + ULONG_PTR item_data = descr->items[index].data; + LPWSTR item_str = descr->items[index].str; + + if (!descr->nb_items) + SendMessageW( descr->self, LB_RESETCONTENT, 0, 0 ); + + /* Note: Win 3.1 only sends DELETEITEM on owner-draw items, + * while Win95 sends it for all items with user data. + * It's probably better to send it too often than not + * often enough, so this is what we do here. + */ + if (IS_OWNERDRAW(descr) || item_data) + { + DELETEITEMSTRUCT dis; + UINT id = (UINT)GetWindowLongPtrW( descr->self, GWLP_ID ); + + dis.CtlType = ODT_LISTBOX; + dis.CtlID = id; + dis.itemID = index; + dis.hwndItem = descr->self; + dis.itemData = item_data; + SendMessageW( descr->owner, WM_DELETEITEM, id, (LPARAM)&dis ); + } + if (HAS_STRINGS(descr)) + HeapFree( GetProcessHeap(), 0, item_str ); +} + + +/*********************************************************************** + * LISTBOX_RemoveItem + * + * Remove an item from the listbox and delete its content. + */ +static LRESULT LISTBOX_RemoveItem( LB_DESCR *descr, INT index ) +{ + LB_ITEMDATA *item; + INT max_items; + + if ((index < 0) || (index >= descr->nb_items)) return LB_ERR; + + /* We need to invalidate the original rect instead of the updated one. */ + LISTBOX_InvalidateItems( descr, index ); + + descr->nb_items--; + LISTBOX_DeleteItem( descr, index ); + + if (!descr->nb_items) return LB_OKAY; + + /* Remove the item */ + + item = &descr->items[index]; + if (index < descr->nb_items) + RtlMoveMemory( item, item + 1, + (descr->nb_items - index) * sizeof(LB_ITEMDATA) ); + if (descr->anchor_item == descr->nb_items) descr->anchor_item--; + + /* Shrink the item array if possible */ + + max_items = HeapSize( GetProcessHeap(), 0, descr->items ) / sizeof(LB_ITEMDATA); + if (descr->nb_items < max_items - 2*LB_ARRAY_GRANULARITY) + { + max_items -= LB_ARRAY_GRANULARITY; + item = HeapReAlloc( GetProcessHeap(), 0, descr->items, + max_items * sizeof(LB_ITEMDATA) ); + if (item) descr->items = item; + } + /* Repaint the items */ + + LISTBOX_UpdateScroll( descr ); + /* if we removed the scrollbar, reset the top of the list + (correct for owner-drawn ???) */ + if (descr->nb_items == descr->page_size) + LISTBOX_SetTopItem( descr, 0, TRUE ); + + /* Move selection and focused item */ + if (!IS_MULTISELECT(descr)) + { + if (index == descr->selected_item) + descr->selected_item = -1; + else if (index < descr->selected_item) + { + descr->selected_item--; + if (ISWIN31) /* win 31 do not change the selected item number */ + LISTBOX_SetSelection( descr, descr->selected_item + 1, TRUE, FALSE); + } + } + + if (descr->focus_item >= descr->nb_items) + { + descr->focus_item = descr->nb_items - 1; + if (descr->focus_item < 0) descr->focus_item = 0; + } + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_ResetContent + */ +static void LISTBOX_ResetContent( LB_DESCR *descr ) +{ + INT i; + + for(i = descr->nb_items - 1; i>=0; i--) LISTBOX_DeleteItem( descr, i); + HeapFree( GetProcessHeap(), 0, descr->items ); + descr->nb_items = 0; + descr->top_item = 0; + descr->selected_item = -1; + descr->focus_item = 0; + descr->anchor_item = -1; + descr->items = NULL; +} + + +/*********************************************************************** + * LISTBOX_SetCount + */ +static LRESULT LISTBOX_SetCount( LB_DESCR *descr, INT count ) +{ + LRESULT ret; + + if (HAS_STRINGS(descr)) + { + SetLastError(ERROR_SETCOUNT_ON_BAD_LB); + return LB_ERR; + } + + /* FIXME: this is far from optimal... */ + if (count > descr->nb_items) + { + while (count > descr->nb_items) + if ((ret = LISTBOX_InsertString( descr, -1, 0 )) < 0) + return ret; + } + else if (count < descr->nb_items) + { + while (count < descr->nb_items) + if ((ret = LISTBOX_RemoveItem( descr, (descr->nb_items - 1) )) < 0) + return ret; + } + + InvalidateRect( descr->self, NULL, TRUE ); + return LB_OKAY; +} + + +/*********************************************************************** + * LISTBOX_Directory + */ +static LRESULT LISTBOX_Directory( LB_DESCR *descr, UINT attrib, + LPCWSTR filespec, BOOL long_names ) +{ + HANDLE handle; + LRESULT ret = LB_OKAY; + WIN32_FIND_DATAW entry; + int pos; + LRESULT maxinsert = LB_ERR; + + /* don't scan directory if we just want drives exclusively */ + if (attrib != (DDL_DRIVES | DDL_EXCLUSIVE)) { + /* scan directory */ + if ((handle = FindFirstFileW(filespec, &entry)) == INVALID_HANDLE_VALUE) + { + int le = GetLastError(); + if ((le != ERROR_NO_MORE_FILES) && (le != ERROR_FILE_NOT_FOUND)) return LB_ERR; + } + else + { + do + { + WCHAR buffer[270]; + if (entry.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) + { + static const WCHAR bracketW[] = { ']',0 }; + static const WCHAR dotW[] = { '.',0 }; + if (!(attrib & DDL_DIRECTORY) || + !strcmpW( entry.cFileName, dotW )) continue; + buffer[0] = '['; + if (!long_names && entry.cAlternateFileName[0]) + strcpyW( buffer + 1, entry.cAlternateFileName ); + else + strcpyW( buffer + 1, entry.cFileName ); + strcatW(buffer, bracketW); + } + else /* not a directory */ + { +#define ATTRIBS (FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_HIDDEN | \ + FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_ARCHIVE) + + if ((attrib & DDL_EXCLUSIVE) && + ((attrib & ATTRIBS) != (entry.dwFileAttributes & ATTRIBS))) + continue; +#undef ATTRIBS + if (!long_names && entry.cAlternateFileName[0]) + strcpyW( buffer, entry.cAlternateFileName ); + else + strcpyW( buffer, entry.cFileName ); + } + if (!long_names) CharLowerW( buffer ); + pos = LISTBOX_FindFileStrPos( descr, buffer ); + if ((ret = LISTBOX_InsertString( descr, pos, buffer )) < 0) + break; + if (ret <= maxinsert) maxinsert++; else maxinsert = ret; + } while (FindNextFileW( handle, &entry )); + FindClose( handle ); + } + } + if (ret >= 0) + { + ret = maxinsert; + + /* scan drives */ + if (attrib & DDL_DRIVES) + { + WCHAR buffer[] = {'[','-','a','-',']',0}; + WCHAR root[] = {'A',':','\',0}; + int drive; + for (drive = 0; drive < 26; drive++, buffer[2]++, root[0]++) + { + if (GetDriveTypeW(root) <= DRIVE_NO_ROOT_DIR) continue; + if ((ret = LISTBOX_InsertString( descr, -1, buffer )) < 0) + break; + } + } + } + return ret; +} + + +/*********************************************************************** + * LISTBOX_HandleVScroll + */ +static LRESULT LISTBOX_HandleVScroll( LB_DESCR *descr, WORD scrollReq, WORD pos ) +{ + SCROLLINFO info; + + if (descr->style & LBS_MULTICOLUMN) return 0; + switch(scrollReq) + { + case SB_LINEUP: + LISTBOX_SetTopItem( descr, descr->top_item - 1, TRUE ); + break; + case SB_LINEDOWN: + LISTBOX_SetTopItem( descr, descr->top_item + 1, TRUE ); + break; + case SB_PAGEUP: + LISTBOX_SetTopItem( descr, descr->top_item - + LISTBOX_GetCurrentPageSize( descr ), TRUE ); + break; + case SB_PAGEDOWN: + LISTBOX_SetTopItem( descr, descr->top_item + + LISTBOX_GetCurrentPageSize( descr ), TRUE ); + break; + case SB_THUMBPOSITION: + LISTBOX_SetTopItem( descr, pos, TRUE ); + break; + case SB_THUMBTRACK: + info.cbSize = sizeof(info); + info.fMask = SIF_TRACKPOS; + GetScrollInfo( descr->self, SB_VERT, &info ); + LISTBOX_SetTopItem( descr, info.nTrackPos, TRUE ); + break; + case SB_TOP: + LISTBOX_SetTopItem( descr, 0, TRUE ); + break; + case SB_BOTTOM: + LISTBOX_SetTopItem( descr, descr->nb_items, TRUE ); + break; + } + return 0; +} + + +/*********************************************************************** + * LISTBOX_HandleHScroll + */ +static LRESULT LISTBOX_HandleHScroll( LB_DESCR *descr, WORD scrollReq, WORD pos ) +{ + SCROLLINFO info; + INT page; + + if (descr->style & LBS_MULTICOLUMN) + { + switch(scrollReq) + { + case SB_LINELEFT: + LISTBOX_SetTopItem( descr, descr->top_item-descr->page_size, + TRUE ); + break; + case SB_LINERIGHT: + LISTBOX_SetTopItem( descr, descr->top_item+descr->page_size, + TRUE ); + break; + case SB_PAGELEFT: + page = descr->width / descr->column_width; + if (page < 1) page = 1; + LISTBOX_SetTopItem( descr, + descr->top_item - page * descr->page_size, TRUE ); + break; + case SB_PAGERIGHT: + page = descr->width / descr->column_width; + if (page < 1) page = 1; + LISTBOX_SetTopItem( descr, + descr->top_item + page * descr->page_size, TRUE ); + break; + case SB_THUMBPOSITION: + LISTBOX_SetTopItem( descr, pos*descr->page_size, TRUE ); + break; + case SB_THUMBTRACK: + info.cbSize = sizeof(info); + info.fMask = SIF_TRACKPOS; + GetScrollInfo( descr->self, SB_VERT, &info ); + LISTBOX_SetTopItem( descr, info.nTrackPos*descr->page_size, + TRUE ); + break; + case SB_LEFT: + LISTBOX_SetTopItem( descr, 0, TRUE ); + break; + case SB_RIGHT: + LISTBOX_SetTopItem( descr, descr->nb_items, TRUE ); + break; + } + } + else if (descr->horz_extent) + { + switch(scrollReq) + { + case SB_LINELEFT: + LISTBOX_SetHorizontalPos( descr, descr->horz_pos - 1 ); + break; + case SB_LINERIGHT: + LISTBOX_SetHorizontalPos( descr, descr->horz_pos + 1 ); + break; + case SB_PAGELEFT: + LISTBOX_SetHorizontalPos( descr, + descr->horz_pos - descr->width ); + break; + case SB_PAGERIGHT: + LISTBOX_SetHorizontalPos( descr, + descr->horz_pos + descr->width ); + break; + case SB_THUMBPOSITION: + LISTBOX_SetHorizontalPos( descr, pos ); + break; + case SB_THUMBTRACK: + info.cbSize = sizeof(info); + info.fMask = SIF_TRACKPOS; + GetScrollInfo( descr->self, SB_HORZ, &info ); + LISTBOX_SetHorizontalPos( descr, info.nTrackPos ); + break; + case SB_LEFT: + LISTBOX_SetHorizontalPos( descr, 0 ); + break; + case SB_RIGHT: + LISTBOX_SetHorizontalPos( descr, + descr->horz_extent - descr->width ); + break; + } + } + return 0; +} + +static LRESULT LISTBOX_HandleMouseWheel(LB_DESCR *descr, SHORT delta ) +{ + UINT pulScrollLines = 3; + + SystemParametersInfoW(SPI_GETWHEELSCROLLLINES,0, &pulScrollLines, 0); + + /* if scrolling changes direction, ignore left overs */ + if ((delta < 0 && descr->wheel_remain < 0) || + (delta > 0 && descr->wheel_remain > 0)) + descr->wheel_remain += delta; + else + descr->wheel_remain = delta; + + if (descr->wheel_remain && pulScrollLines) + { + int cLineScroll; + pulScrollLines = min((UINT) descr->page_size, pulScrollLines); + cLineScroll = pulScrollLines * (float)descr->wheel_remain / WHEEL_DELTA; + descr->wheel_remain -= WHEEL_DELTA * cLineScroll / (int)pulScrollLines; + LISTBOX_SetTopItem( descr, descr->top_item - cLineScroll, TRUE ); + } + return 0; +} + +/*********************************************************************** + * LISTBOX_HandleLButtonDown + */ +static LRESULT LISTBOX_HandleLButtonDown( LB_DESCR *descr, DWORD keys, INT x, INT y ) +{ + INT index = LISTBOX_GetItemFromPoint( descr, x, y ); + + TRACE("[%p]: lbuttondown %d,%d item %d, focus item %d\n", + descr->self, x, y, index, descr->focus_item); + + if (!descr->caret_on && (descr->in_focus)) return 0; + + if (!descr->in_focus) + { + if( !descr->lphc ) SetFocus( descr->self ); + else SetFocus( (descr->lphc->hWndEdit) ? descr->lphc->hWndEdit : descr->lphc->self ); + } + + if (index == -1) return 0; + + if (!descr->lphc) + { + if (descr->style & LBS_NOTIFY ) + SendMessageW( descr->owner, WM_LBTRACKPOINT, index, + MAKELPARAM( x, y ) ); + } + + descr->captured = TRUE; + SetCapture( descr->self ); + + if (descr->style & (LBS_EXTENDEDSEL | LBS_MULTIPLESEL)) + { + /* we should perhaps make sure that all items are deselected + FIXME: needed for !LBS_EXTENDEDSEL, too ? + if (!(keys & (MK_SHIFT|MK_CONTROL))) + LISTBOX_SetSelection( descr, -1, FALSE, FALSE); + */ + + if (!(keys & MK_SHIFT)) descr->anchor_item = index; + if (keys & MK_CONTROL) + { + LISTBOX_SetCaretIndex( descr, index, FALSE ); + LISTBOX_SetSelection( descr, index, + !descr->items[index].selected, + (descr->style & LBS_NOTIFY) != 0); + } + else + { + LISTBOX_MoveCaret( descr, index, FALSE ); + + if (descr->style & LBS_EXTENDEDSEL) + { + LISTBOX_SetSelection( descr, index, + descr->items[index].selected, + (descr->style & LBS_NOTIFY) != 0 ); + } + else + { + LISTBOX_SetSelection( descr, index, + !descr->items[index].selected, + (descr->style & LBS_NOTIFY) != 0 ); + } + } + } + else + { + descr->anchor_item = index; + LISTBOX_MoveCaret( descr, index, FALSE ); + LISTBOX_SetSelection( descr, index, + TRUE, (descr->style & LBS_NOTIFY) != 0 ); + } + + if (!descr->lphc) + { + if (GetWindowLongW( descr->self, GWL_EXSTYLE ) & WS_EX_DRAGDETECT) + { + POINT pt; + + pt.x = x; + pt.y = y; + + if (DragDetect( descr->self, pt )) + SendMessageW( descr->owner, WM_BEGINDRAG, 0, 0 ); + } + } + return 0; +} + + +/************************************************************************* + * LISTBOX_HandleLButtonDownCombo [Internal] + * + * Process LButtonDown message for the ComboListBox + * + * PARAMS + * pWnd [I] The windows internal structure + * pDescr [I] The ListBox internal structure + * keys [I] Key Flag (WM_LBUTTONDOWN doc for more info) + * x [I] X Mouse Coordinate + * y [I] Y Mouse Coordinate + * + * RETURNS + * 0 since we are processing the WM_LBUTTONDOWN Message + * + * NOTES + * This function is only to be used when a ListBox is a ComboListBox + */ + +static LRESULT LISTBOX_HandleLButtonDownCombo( LB_DESCR *descr, UINT msg, DWORD keys, INT x, INT y) +{ + RECT clientRect, screenRect; + POINT mousePos; + + mousePos.x = x; + mousePos.y = y; + + GetClientRect(descr->self, &clientRect); + + if(PtInRect(&clientRect, mousePos)) + { + /* MousePos is in client, resume normal processing */ + if (msg == WM_LBUTTONDOWN) + { + descr->lphc->droppedIndex = descr->nb_items ? descr->selected_item : -1; + return LISTBOX_HandleLButtonDown( descr, keys, x, y); + } + else if (descr->style & LBS_NOTIFY) + SEND_NOTIFICATION( descr, LBN_DBLCLK ); + } + else + { + POINT screenMousePos; + HWND hWndOldCapture; + + /* Check the Non-Client Area */ + screenMousePos = mousePos; + hWndOldCapture = GetCapture(); + ReleaseCapture(); + GetWindowRect(descr->self, &screenRect); + ClientToScreen(descr->self, &screenMousePos); + + if(!PtInRect(&screenRect, screenMousePos)) + { + LISTBOX_SetCaretIndex( descr, descr->lphc->droppedIndex, FALSE ); + LISTBOX_SetSelection( descr, descr->lphc->droppedIndex, FALSE, FALSE ); + COMBO_FlipListbox( descr->lphc, FALSE, FALSE ); + } + else + { + /* Check to see the NC is a scrollbar */ + INT nHitTestType=0; + LONG style = GetWindowLongW( descr->self, GWL_STYLE ); + /* Check Vertical scroll bar */ + if (style & WS_VSCROLL) + { + clientRect.right += GetSystemMetrics(SM_CXVSCROLL); + if (PtInRect( &clientRect, mousePos )) + nHitTestType = HTVSCROLL; + } + /* Check horizontal scroll bar */ + if (style & WS_HSCROLL) + { + clientRect.bottom += GetSystemMetrics(SM_CYHSCROLL); + if (PtInRect( &clientRect, mousePos )) + nHitTestType = HTHSCROLL; + } + /* Windows sends this message when a scrollbar is clicked + */ + + if(nHitTestType != 0) + { + SendMessageW(descr->self, WM_NCLBUTTONDOWN, nHitTestType, + MAKELONG(screenMousePos.x, screenMousePos.y)); + } + /* Resume the Capture after scrolling is complete + */ + if(hWndOldCapture != 0) + SetCapture(hWndOldCapture); + } + } + return 0; +} + +/*********************************************************************** + * LISTBOX_HandleLButtonUp + */ +static LRESULT LISTBOX_HandleLButtonUp( LB_DESCR *descr ) +{ + if (LISTBOX_Timer != LB_TIMER_NONE) + KillSystemTimer( descr->self, LB_TIMER_ID ); + LISTBOX_Timer = LB_TIMER_NONE; + if (descr->captured) + { + descr->captured = FALSE; + if (GetCapture() == descr->self) ReleaseCapture(); + if ((descr->style & LBS_NOTIFY) && descr->nb_items) + SEND_NOTIFICATION( descr, LBN_SELCHANGE ); + } + return 0; +} + + +/*********************************************************************** + * LISTBOX_HandleTimer + * + * Handle scrolling upon a timer event. + * Return TRUE if scrolling should continue. + */ +static LRESULT LISTBOX_HandleTimer( LB_DESCR *descr, INT index, TIMER_DIRECTION dir ) +{ + switch(dir) + { + case LB_TIMER_UP: + if (descr->top_item) index = descr->top_item - 1; + else index = 0; + break; + case LB_TIMER_LEFT: + if (descr->top_item) index -= descr->page_size; + break; + case LB_TIMER_DOWN: + index = descr->top_item + LISTBOX_GetCurrentPageSize( descr ); + if (index == descr->focus_item) index++; + if (index >= descr->nb_items) index = descr->nb_items - 1; + break; + case LB_TIMER_RIGHT: + if (index + descr->page_size < descr->nb_items) + index += descr->page_size; + break; + case LB_TIMER_NONE: + break; + } + if (index == descr->focus_item) return FALSE; + LISTBOX_MoveCaret( descr, index, FALSE ); + return TRUE; +} + + +/*********************************************************************** + * LISTBOX_HandleSystemTimer + * + * WM_SYSTIMER handler. + */ +static LRESULT LISTBOX_HandleSystemTimer( LB_DESCR *descr ) +{ + if (!LISTBOX_HandleTimer( descr, descr->focus_item, LISTBOX_Timer )) + { + KillSystemTimer( descr->self, LB_TIMER_ID ); + LISTBOX_Timer = LB_TIMER_NONE; + } + return 0; +} + + +/*********************************************************************** + * LISTBOX_HandleMouseMove + * + * WM_MOUSEMOVE handler. + */ +static void LISTBOX_HandleMouseMove( LB_DESCR *descr, + INT x, INT y ) +{ + INT index; + TIMER_DIRECTION dir = LB_TIMER_NONE; + + if (!descr->captured) return; + + if (descr->style & LBS_MULTICOLUMN) + { + if (y < 0) y = 0; + else if (y >= descr->item_height * descr->page_size) + y = descr->item_height * descr->page_size - 1; + + if (x < 0) + { + dir = LB_TIMER_LEFT; + x = 0; + } + else if (x >= descr->width) + { + dir = LB_TIMER_RIGHT; + x = descr->width - 1; + } + } + else + { + if (y < 0) dir = LB_TIMER_UP; /* above */ + else if (y >= descr->height) dir = LB_TIMER_DOWN; /* below */ + } + + index = LISTBOX_GetItemFromPoint( descr, x, y ); + if (index == -1) index = descr->focus_item; + if (!LISTBOX_HandleTimer( descr, index, dir )) dir = LB_TIMER_NONE; + + /* Start/stop the system timer */ + + if (dir != LB_TIMER_NONE) + SetSystemTimer( descr->self, LB_TIMER_ID, LB_SCROLL_TIMEOUT, NULL); + else if (LISTBOX_Timer != LB_TIMER_NONE) + KillSystemTimer( descr->self, LB_TIMER_ID ); + LISTBOX_Timer = dir; +} + + +/*********************************************************************** + * LISTBOX_HandleKeyDown + */ +static LRESULT LISTBOX_HandleKeyDown( LB_DESCR *descr, DWORD key ) +{ + INT caret = -1; + BOOL bForceSelection = TRUE; /* select item pointed to by focus_item */ + if ((IS_MULTISELECT(descr)) || (descr->selected_item == descr->focus_item)) + bForceSelection = FALSE; /* only for single select list */ + + if (descr->style & LBS_WANTKEYBOARDINPUT) + { + caret = SendMessageW( descr->owner, WM_VKEYTOITEM, + MAKEWPARAM(LOWORD(key), descr->focus_item), + (LPARAM)descr->self ); + if (caret == -2) return 0; + } + if (caret == -1) switch(key) + { + case VK_LEFT: + if (descr->style & LBS_MULTICOLUMN) + { + bForceSelection = FALSE; + if (descr->focus_item >= descr->page_size) + caret = descr->focus_item - descr->page_size; + break; + } + /* fall through */ + case VK_UP: + caret = descr->focus_item - 1; + if (caret < 0) caret = 0; + break; + case VK_RIGHT: + if (descr->style & LBS_MULTICOLUMN) + { + bForceSelection = FALSE; + if (descr->focus_item + descr->page_size < descr->nb_items) + caret = descr->focus_item + descr->page_size; + break; + } + /* fall through */ + case VK_DOWN: + caret = descr->focus_item + 1; + if (caret >= descr->nb_items) caret = descr->nb_items - 1; + break; + + case VK_PRIOR: + if (descr->style & LBS_MULTICOLUMN) + { + INT page = descr->width / descr->column_width; + if (page < 1) page = 1; + caret = descr->focus_item - (page * descr->page_size) + 1; + } + else caret = descr->focus_item-LISTBOX_GetCurrentPageSize(descr) + 1; + if (caret < 0) caret = 0; + break; + case VK_NEXT: + if (descr->style & LBS_MULTICOLUMN) + { + INT page = descr->width / descr->column_width; + if (page < 1) page = 1; + caret = descr->focus_item + (page * descr->page_size) - 1; + } + else caret = descr->focus_item + LISTBOX_GetCurrentPageSize(descr) - 1; + if (caret >= descr->nb_items) caret = descr->nb_items - 1; + break; + case VK_HOME: + caret = 0; + break; + case VK_END: + caret = descr->nb_items - 1; + break; + case VK_SPACE: + if (descr->style & LBS_EXTENDEDSEL) caret = descr->focus_item; + else if (descr->style & LBS_MULTIPLESEL) + { + LISTBOX_SetSelection( descr, descr->focus_item, + !descr->items[descr->focus_item].selected, + (descr->style & LBS_NOTIFY) != 0 ); + } + break; + default: + bForceSelection = FALSE; + } + if (bForceSelection) /* focused item is used instead of key */ + caret = descr->focus_item; + if (caret >= 0) + { + if (((descr->style & LBS_EXTENDEDSEL) && + !(GetKeyState( VK_SHIFT ) & 0x8000)) || + !IS_MULTISELECT(descr)) + descr->anchor_item = caret; + LISTBOX_MoveCaret( descr, caret, TRUE ); + + if (descr->style & LBS_MULTIPLESEL) + descr->selected_item = caret; + else + LISTBOX_SetSelection( descr, caret, TRUE, FALSE); + if (descr->style & LBS_NOTIFY) + { + if (descr->lphc && IsWindowVisible( descr->self )) + { + /* make sure that combo parent doesn't hide us */ + descr->lphc->wState |= CBF_NOROLLUP; + } + if (descr->nb_items) SEND_NOTIFICATION( descr, LBN_SELCHANGE ); + } + } + return 0; +} + + +/*********************************************************************** + * LISTBOX_HandleChar + */ +static LRESULT LISTBOX_HandleChar( LB_DESCR *descr, WCHAR charW ) +{ + INT caret = -1; + WCHAR str[2]; + + str[0] = charW; + str[1] = '\0'; + + if (descr->style & LBS_WANTKEYBOARDINPUT) + { + caret = SendMessageW( descr->owner, WM_CHARTOITEM, + MAKEWPARAM(charW, descr->focus_item), + (LPARAM)descr->self ); + if (caret == -2) return 0; + } + if (caret == -1) + caret = LISTBOX_FindString( descr, descr->focus_item, str, FALSE); + if (caret != -1) + { + if ((!IS_MULTISELECT(descr)) && descr->selected_item == -1) + LISTBOX_SetSelection( descr, caret, TRUE, FALSE); + LISTBOX_MoveCaret( descr, caret, TRUE ); + if ((descr->style & LBS_NOTIFY) && descr->nb_items) + SEND_NOTIFICATION( descr, LBN_SELCHANGE ); + } + return 0; +} + + +/*********************************************************************** + * LISTBOX_Create + */ +static BOOL LISTBOX_Create( HWND hwnd, LPHEADCOMBO lphc ) +{ + LB_DESCR *descr; + MEASUREITEMSTRUCT mis; + RECT rect; + + if (!(descr = HeapAlloc( GetProcessHeap(), 0, sizeof(*descr) ))) + return FALSE; + + GetClientRect( hwnd, &rect ); + descr->self = hwnd; + descr->owner = GetParent( descr->self ); + descr->style = GetWindowLongW( descr->self, GWL_STYLE ); + descr->width = rect.right - rect.left; + descr->height = rect.bottom - rect.top; + descr->items = NULL; + descr->nb_items = 0; + descr->top_item = 0; + descr->selected_item = -1; + descr->focus_item = 0; + descr->anchor_item = -1; + descr->item_height = 1; + descr->page_size = 1; + descr->column_width = 150; + descr->horz_extent = 0; + descr->horz_pos = 0; + descr->nb_tabs = 0; + descr->tabs = NULL; + descr->wheel_remain = 0; + descr->caret_on = !lphc; + if (descr->style & LBS_NOSEL) descr->caret_on = FALSE; + descr->in_focus = FALSE; + descr->captured = FALSE; + descr->font = 0; + descr->locale = GetUserDefaultLCID(); + descr->lphc = lphc; + + if( lphc ) + { + TRACE("[%p]: resetting owner %p -> %p\n", descr->self, descr->owner, lphc->self ); + descr->owner = lphc->self; + } + + SetWindowLongPtrW( descr->self, 0, (LONG_PTR)descr ); + +/* if (wnd->dwExStyle & WS_EX_NOPARENTNOTIFY) descr->style &= ~LBS_NOTIFY; + */ + if (descr->style & LBS_EXTENDEDSEL) descr->style |= LBS_MULTIPLESEL; + if (descr->style & LBS_MULTICOLUMN) descr->style &= ~LBS_OWNERDRAWVARIABLE; + if (descr->style & LBS_OWNERDRAWVARIABLE) descr->style |= LBS_NOINTEGRALHEIGHT; + descr->item_height = LISTBOX_SetFont( descr, 0 ); + + if (descr->style & LBS_OWNERDRAWFIXED) + { + if( descr->lphc && (descr->lphc->dwStyle & CBS_DROPDOWN)) + { + /* WinWord gets VERY unhappy if we send WM_MEASUREITEM from here */ + descr->item_height = lphc->fixedOwnerDrawHeight; + } + else + { + UINT id = (UINT)GetWindowLongPtrW( descr->self, GWLP_ID ); + mis.CtlType = ODT_LISTBOX; + mis.CtlID = id; + mis.itemID = -1; + mis.itemWidth = 0; + mis.itemData = 0; + mis.itemHeight = descr->item_height; + SendMessageW( descr->owner, WM_MEASUREITEM, id, (LPARAM)&mis ); + descr->item_height = mis.itemHeight ? mis.itemHeight : 1; + } + } + + TRACE("owner: %p, style: %08x, width: %d, height: %d\n", descr->owner, descr->style, descr->width, descr->height); + return TRUE; +} + + +/*********************************************************************** + * LISTBOX_Destroy + */ +static BOOL LISTBOX_Destroy( LB_DESCR *descr ) +{ + LISTBOX_ResetContent( descr ); + SetWindowLongPtrW( descr->self, 0, 0 ); + HeapFree( GetProcessHeap(), 0, descr ); + return TRUE; +} + + +/*********************************************************************** + * ListBoxWndProc_common + */ +static LRESULT CALLBACK LISTBOX_WindowProc( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam ) +{ + LB_DESCR *descr = (LB_DESCR *)GetWindowLongPtrW( hwnd, 0 ); + LPHEADCOMBO lphc = 0; + LRESULT ret; + + if (!descr) + { + if (!IsWindow(hwnd)) return 0; + + if (msg == WM_CREATE) + { + CREATESTRUCTW *lpcs = (CREATESTRUCTW *)lParam; + if (lpcs->style & LBS_COMBOBOX) lphc = lpcs->lpCreateParams; + if (!LISTBOX_Create( hwnd, lphc )) return -1; + TRACE("creating hwnd %p descr %p\n", hwnd, (void *)GetWindowLongPtrW( hwnd, 0 ) ); + return 0; + } + /* Ignore all other messages before we get a WM_CREATE */ + return DefWindowProcW( hwnd, msg, wParam, lParam ); + } + if (descr->style & LBS_COMBOBOX) lphc = descr->lphc; + + TRACE("[%p]: msg %#x wp %08lx lp %08lx\n", descr->self, msg, wParam, lParam ); + + switch(msg) + { + case LB_RESETCONTENT: + LISTBOX_ResetContent( descr ); + LISTBOX_UpdateScroll( descr ); + InvalidateRect( descr->self, NULL, TRUE ); + return 0; + + case LB_ADDSTRING: + { + const WCHAR *textW = (const WCHAR *)lParam; + INT index = LISTBOX_FindStringPos( descr, textW, FALSE ); + return LISTBOX_InsertString( descr, index, textW ); + } + + case LB_INSERTSTRING: + return LISTBOX_InsertString( descr, wParam, (const WCHAR *)lParam ); + + case LB_ADDFILE: + { + const WCHAR *textW = (const WCHAR *)lParam; + INT index = LISTBOX_FindFileStrPos( descr, textW ); + return LISTBOX_InsertString( descr, index, textW ); + } + + case LB_DELETESTRING: + if (LISTBOX_RemoveItem( descr, wParam) != LB_ERR) + return descr->nb_items; + else + { + SetLastError(ERROR_INVALID_INDEX); + return LB_ERR; + } + + case LB_GETITEMDATA: + if (((INT)wParam < 0) || ((INT)wParam >= descr->nb_items)) + { + SetLastError(ERROR_INVALID_INDEX); + return LB_ERR; + } + return descr->items[wParam].data; + + case LB_SETITEMDATA: + if (((INT)wParam < 0) || ((INT)wParam >= descr->nb_items)) + { + SetLastError(ERROR_INVALID_INDEX); + return LB_ERR; + } + descr->items[wParam].data = lParam; + /* undocumented: returns TRUE, not LB_OKAY (0) */ + return TRUE; + + case LB_GETCOUNT: + return descr->nb_items; + + case LB_GETTEXT: + return LISTBOX_GetText( descr, wParam, (LPWSTR)lParam, TRUE ); + + case LB_GETTEXTLEN: + if ((INT)wParam >= descr->nb_items || (INT)wParam < 0) + { + SetLastError(ERROR_INVALID_INDEX); + return LB_ERR; + } + if (!HAS_STRINGS(descr)) return sizeof(DWORD); + return strlenW( descr->items[wParam].str ); + + case LB_GETCURSEL: + if (descr->nb_items == 0) + return LB_ERR; + if (!IS_MULTISELECT(descr)) + return descr->selected_item; + if (descr->selected_item != -1) + return descr->selected_item; + return descr->focus_item; + /* otherwise, if the user tries to move the selection with the */ + /* arrow keys, we will give the application something to choke on */ + case LB_GETTOPINDEX: + return descr->top_item; + + case LB_GETITEMHEIGHT: + return LISTBOX_GetItemHeight( descr, wParam ); + + case LB_SETITEMHEIGHT: + return LISTBOX_SetItemHeight( descr, wParam, lParam, TRUE ); + + case LB_ITEMFROMPOINT: + { + POINT pt; + RECT rect; + int index; + BOOL hit = TRUE; + + /* The hiword of the return value is not a client area + hittest as suggested by MSDN, but rather a hittest on + the returned listbox item. */ + + if(descr->nb_items == 0) + return 0x1ffff; /* win9x returns 0x10000, we copy winnt */ + + pt.x = (short)LOWORD(lParam); + pt.y = (short)HIWORD(lParam); + + SetRect(&rect, 0, 0, descr->width, descr->height); + + if(!PtInRect(&rect, pt)) + { + pt.x = min(pt.x, rect.right - 1); + pt.x = max(pt.x, 0); + pt.y = min(pt.y, rect.bottom - 1); + pt.y = max(pt.y, 0); + hit = FALSE; + } + + index = LISTBOX_GetItemFromPoint(descr, pt.x, pt.y); + + if(index == -1) + { + index = descr->nb_items - 1; + hit = FALSE; + } + return MAKELONG(index, hit ? 0 : 1); + } + + case LB_SETCARETINDEX: + if ((!IS_MULTISELECT(descr)) && (descr->selected_item != -1)) return LB_ERR; + if (LISTBOX_SetCaretIndex( descr, wParam, !lParam ) == LB_ERR) + return LB_ERR; + else if (ISWIN31) + return wParam; + else + return LB_OKAY; + + case LB_GETCARETINDEX: + return descr->focus_item; + + case LB_SETTOPINDEX: + return LISTBOX_SetTopItem( descr, wParam, TRUE ); + + case LB_SETCOLUMNWIDTH: + return LISTBOX_SetColumnWidth( descr, wParam ); + + case LB_GETITEMRECT: + return LISTBOX_GetItemRect( descr, wParam, (RECT *)lParam ); + + case LB_FINDSTRING: + return LISTBOX_FindString( descr, wParam, (const WCHAR *)lParam, FALSE ); + + case LB_FINDSTRINGEXACT: + return LISTBOX_FindString( descr, wParam, (const WCHAR *)lParam, TRUE ); + + case LB_SELECTSTRING: + { + const WCHAR *textW = (const WCHAR *)lParam; + INT index; + + if (HAS_STRINGS(descr)) + TRACE("LB_SELECTSTRING: %s\n", debugstr_w(textW)); + + index = LISTBOX_FindString( descr, wParam, textW, FALSE ); + if (index != LB_ERR) + { + LISTBOX_MoveCaret( descr, index, TRUE ); + LISTBOX_SetSelection( descr, index, TRUE, FALSE ); + } + return index; + } + + case LB_GETSEL: + if (((INT)wParam < 0) || ((INT)wParam >= descr->nb_items)) + return LB_ERR; + return descr->items[wParam].selected; + + case LB_SETSEL: + return LISTBOX_SetSelection( descr, lParam, wParam, FALSE ); + + case LB_SETCURSEL: + if (IS_MULTISELECT(descr)) return LB_ERR; + LISTBOX_SetCaretIndex( descr, wParam, TRUE ); + ret = LISTBOX_SetSelection( descr, wParam, TRUE, FALSE ); + if (ret != LB_ERR) ret = descr->selected_item; + return ret; + + case LB_GETSELCOUNT: + return LISTBOX_GetSelCount( descr ); + + case LB_GETSELITEMS: + return LISTBOX_GetSelItems( descr, wParam, (LPINT)lParam ); + + case LB_SELITEMRANGE: + if (LOWORD(lParam) <= HIWORD(lParam)) + return LISTBOX_SelectItemRange( descr, LOWORD(lParam), + HIWORD(lParam), wParam ); + else + return LISTBOX_SelectItemRange( descr, HIWORD(lParam), + LOWORD(lParam), wParam ); + + case LB_SELITEMRANGEEX: + if ((INT)lParam >= (INT)wParam) + return LISTBOX_SelectItemRange( descr, wParam, lParam, TRUE ); + else + return LISTBOX_SelectItemRange( descr, lParam, wParam, FALSE); + + case LB_GETHORIZONTALEXTENT: + return descr->horz_extent; + + case LB_SETHORIZONTALEXTENT: + return LISTBOX_SetHorizontalExtent( descr, wParam ); + + case LB_GETANCHORINDEX: + return descr->anchor_item; + + case LB_SETANCHORINDEX: + if (((INT)wParam < -1) || ((INT)wParam >= descr->nb_items)) + { + SetLastError(ERROR_INVALID_INDEX); + return LB_ERR; + } + descr->anchor_item = (INT)wParam; + return LB_OKAY; + + case LB_DIR: + return LISTBOX_Directory( descr, wParam, (const WCHAR *)lParam, msg == LB_DIR ); + + case LB_GETLOCALE: + return descr->locale; + + case LB_SETLOCALE: + { + LCID ret; + if (!IsValidLocale((LCID)wParam, LCID_INSTALLED)) + return LB_ERR; + ret = descr->locale; + descr->locale = (LCID)wParam; + return ret; + } + + case LB_INITSTORAGE: + return LISTBOX_InitStorage( descr, wParam ); + + case LB_SETCOUNT: + return LISTBOX_SetCount( descr, (INT)wParam ); + + case LB_SETTABSTOPS: + return LISTBOX_SetTabStops( descr, wParam, (LPINT)lParam ); + + case LB_CARETON: + if (descr->caret_on) + return LB_OKAY; + descr->caret_on = TRUE; + if ((descr->focus_item != -1) && (descr->in_focus)) + LISTBOX_RepaintItem( descr, descr->focus_item, ODA_FOCUS ); + return LB_OKAY; + + case LB_CARETOFF: + if (!descr->caret_on) + return LB_OKAY; + descr->caret_on = FALSE; + if ((descr->focus_item != -1) && (descr->in_focus)) + LISTBOX_RepaintItem( descr, descr->focus_item, ODA_FOCUS ); + return LB_OKAY; + + case LB_GETLISTBOXINFO: + return descr->page_size; + + case WM_DESTROY: + return LISTBOX_Destroy( descr ); + + case WM_ENABLE: + InvalidateRect( descr->self, NULL, TRUE ); + return 0; + + case WM_SETREDRAW: + LISTBOX_SetRedraw( descr, wParam != 0 ); + return 0; + + case WM_GETDLGCODE: + return DLGC_WANTARROWS | DLGC_WANTCHARS; + + case WM_PRINTCLIENT: + case WM_PAINT: + { + PAINTSTRUCT ps; + HDC hdc = ( wParam ) ? ((HDC)wParam) : BeginPaint( descr->self, &ps ); + ret = LISTBOX_Paint( descr, hdc ); + if( !wParam ) EndPaint( descr->self, &ps ); + } + return ret; + case WM_SIZE: + LISTBOX_UpdateSize( descr ); + return 0; + case WM_GETFONT: + return (LRESULT)descr->font; + case WM_SETFONT: + LISTBOX_SetFont( descr, (HFONT)wParam ); + if (lParam) InvalidateRect( descr->self, 0, TRUE ); + return 0; + case WM_SETFOCUS: + descr->in_focus = TRUE; + descr->caret_on = TRUE; + if (descr->focus_item != -1) + LISTBOX_DrawFocusRect( descr, TRUE ); + SEND_NOTIFICATION( descr, LBN_SETFOCUS ); + return 0; + case WM_KILLFOCUS: + LISTBOX_HandleLButtonUp( descr ); /* Release capture if we have it */ + descr->in_focus = FALSE; + descr->wheel_remain = 0; + if ((descr->focus_item != -1) && descr->caret_on) + LISTBOX_RepaintItem( descr, descr->focus_item, ODA_FOCUS ); + SEND_NOTIFICATION( descr, LBN_KILLFOCUS ); + return 0; + case WM_HSCROLL: + return LISTBOX_HandleHScroll( descr, LOWORD(wParam), HIWORD(wParam) ); + case WM_VSCROLL: + return LISTBOX_HandleVScroll( descr, LOWORD(wParam), HIWORD(wParam) ); + case WM_MOUSEWHEEL: + if (wParam & (MK_SHIFT | MK_CONTROL)) + return DefWindowProcW( descr->self, msg, wParam, lParam ); + return LISTBOX_HandleMouseWheel( descr, (SHORT)HIWORD(wParam) ); + case WM_LBUTTONDOWN: + if (lphc) + return LISTBOX_HandleLButtonDownCombo(descr, msg, wParam, + (INT16)LOWORD(lParam), + (INT16)HIWORD(lParam) ); + return LISTBOX_HandleLButtonDown( descr, wParam, + (INT16)LOWORD(lParam), + (INT16)HIWORD(lParam) ); + case WM_LBUTTONDBLCLK: + if (lphc) + return LISTBOX_HandleLButtonDownCombo(descr, msg, wParam, + (INT16)LOWORD(lParam), + (INT16)HIWORD(lParam) ); + if (descr->style & LBS_NOTIFY) + SEND_NOTIFICATION( descr, LBN_DBLCLK ); + return 0; + case WM_MOUSEMOVE: + if ( lphc && ((lphc->dwStyle & CBS_DROPDOWNLIST) != CBS_SIMPLE) ) + { + BOOL captured = descr->captured; + POINT mousePos; + RECT clientRect; + + mousePos.x = (INT16)LOWORD(lParam); + mousePos.y = (INT16)HIWORD(lParam); + + /* + * If we are in a dropdown combobox, we simulate that + * the mouse is captured to show the tracking of the item. + */ + if (GetClientRect(descr->self, &clientRect) && PtInRect( &clientRect, mousePos )) + descr->captured = TRUE; + + LISTBOX_HandleMouseMove( descr, mousePos.x, mousePos.y); + + descr->captured = captured; + } + else if (GetCapture() == descr->self) + { + LISTBOX_HandleMouseMove( descr, (INT16)LOWORD(lParam), + (INT16)HIWORD(lParam) ); + } + return 0; + case WM_LBUTTONUP: + if (lphc) + { + POINT mousePos; + RECT clientRect; + + /* + * If the mouse button "up" is not in the listbox, + * we make sure there is no selection by re-selecting the + * item that was selected when the listbox was made visible. + */ + mousePos.x = (INT16)LOWORD(lParam); + mousePos.y = (INT16)HIWORD(lParam); + + GetClientRect(descr->self, &clientRect); + + /* + * When the user clicks outside the combobox and the focus + * is lost, the owning combobox will send a fake buttonup with + * 0xFFFFFFF as the mouse location, we must also revert the + * selection to the original selection. + */ + if ( (lParam == (LPARAM)-1) || (!PtInRect( &clientRect, mousePos )) ) + LISTBOX_MoveCaret( descr, lphc->droppedIndex, FALSE ); + } + return LISTBOX_HandleLButtonUp( descr ); + case WM_KEYDOWN: + if( lphc && (lphc->dwStyle & CBS_DROPDOWNLIST) != CBS_SIMPLE ) + { + /* for some reason Windows makes it possible to + * show/hide ComboLBox by sending it WM_KEYDOWNs */ + + if( (!(lphc->wState & CBF_EUI) && wParam == VK_F4) || + ( (lphc->wState & CBF_EUI) && !(lphc->wState & CBF_DROPPED) + && (wParam == VK_DOWN || wParam == VK_UP)) ) + { + COMBO_FlipListbox( lphc, FALSE, FALSE ); + return 0; + } + } + return LISTBOX_HandleKeyDown( descr, wParam ); + case WM_CHAR: + return LISTBOX_HandleChar( descr, wParam ); + + case WM_SYSTIMER: + return LISTBOX_HandleSystemTimer( descr ); + case WM_ERASEBKGND: + if ((IS_OWNERDRAW(descr)) && !(descr->style & LBS_DISPLAYCHANGED)) + { + RECT rect; + HBRUSH hbrush = (HBRUSH)SendMessageW( descr->owner, WM_CTLCOLORLISTBOX, + wParam, (LPARAM)descr->self ); + TRACE("hbrush = %p\n", hbrush); + if(!hbrush) + hbrush = GetSysColorBrush(COLOR_WINDOW); + if(hbrush) + { + GetClientRect(descr->self, &rect); + FillRect((HDC)wParam, &rect, hbrush); + } + } + return 1; + case WM_DROPFILES: + if( lphc ) return 0; + return SendMessageW( descr->owner, msg, wParam, lParam ); + + case WM_NCDESTROY: + if( lphc && (lphc->dwStyle & CBS_DROPDOWNLIST) != CBS_SIMPLE ) + lphc->hWndLBox = 0; + break; + + case WM_NCACTIVATE: + if (lphc) return 0; + break; + + default: + if ((msg >= WM_USER) && (msg < 0xc000)) + WARN("[%p]: unknown msg %04x wp %08lx lp %08lx\n", + hwnd, msg, wParam, lParam ); + } + + return DefWindowProcW( hwnd, msg, wParam, lParam ); +} + +void LISTBOX_Register(void) +{ + WNDCLASSW wndClass; + + memset(&wndClass, 0, sizeof(wndClass)); + wndClass.style = CS_PARENTDC | CS_DBLCLKS | CS_GLOBALCLASS; + wndClass.lpfnWndProc = LISTBOX_WindowProc; + wndClass.cbClsExtra = 0; + wndClass.cbWndExtra = sizeof(LB_DESCR *); + wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW); + wndClass.hbrBackground = NULL; + wndClass.lpszClassName = WC_LISTBOXW; + RegisterClassW(&wndClass); +} + +void COMBOLBOX_Register(void) +{ + static const WCHAR combolboxW[] = {'C','o','m','b','o','L','B','o','x',0}; + WNDCLASSW wndClass; + + memset(&wndClass, 0, sizeof(wndClass)); + wndClass.style = CS_SAVEBITS | CS_DBLCLKS | CS_DROPSHADOW | CS_GLOBALCLASS; + wndClass.lpfnWndProc = LISTBOX_WindowProc; + wndClass.cbClsExtra = 0; + wndClass.cbWndExtra = sizeof(LB_DESCR *); + wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW); + wndClass.hbrBackground = NULL; + wndClass.lpszClassName = combolboxW; + RegisterClassW(&wndClass); +} diff --git a/dlls/comctl32/tests/misc.c b/dlls/comctl32/tests/misc.c index 7c9b4cd02e..eca85d490b 100644 --- a/dlls/comctl32/tests/misc.c +++ b/dlls/comctl32/tests/misc.c @@ -348,7 +348,9 @@ static void check_class( const char *name, int must_exist, UINT style, UINT igno todo_wine_if(strcmp(name, "Button") && strcmp(name, "ComboBox") && strcmp(name, "Edit") && - strcmp(name, "Static")) + strcmp(name, "Static") && + strcmp(name, "ListBox") && + strcmp(name, "ComboLBox")) ok( !(~wc.style & style & ~ignore), "System class %s is missing bits %x (%08x/%08x)\n", name, ~wc.style & style, wc.style, style ); ok( !(wc.style & ~style), "System class %s has extra bits %x (%08x/%08x)\n", diff --git a/dlls/user32/class.c b/dlls/user32/class.c index 0e05c1f426..e733cc2ce2 100644 --- a/dlls/user32/class.c +++ b/dlls/user32/class.c @@ -166,9 +166,7 @@ static BOOL is_builtin_class( const WCHAR *name ) { static const WCHAR classesW[][20] = { - {'C','o','m','b','o','L','B','o','x',0}, {'I','M','E',0}, - {'L','i','s','t','B','o','x',0}, {'M','D','I','C','l','i','e','n','t',0}, {'S','c','r','o','l','l','b','a','r',0}, };