2613 lines
82 KiB
C
2613 lines
82 KiB
C
/*
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* Listbox controls
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*
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* Copyright 1996 Alexandre Julliard
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*/
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#include <string.h>
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#include "wine/winuser16.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "drive.h"
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#include "heap.h"
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#include "spy.h"
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#include "win.h"
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#include "combo.h"
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#include "debug.h"
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#include "tweak.h"
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/* Unimplemented yet:
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* - LBS_NOSEL
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* - LBS_USETABSTOPS
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* - Unicode
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* - Locale handling
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*/
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/* Items array granularity */
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#define LB_ARRAY_GRANULARITY 16
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/* Scrolling timeout in ms */
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#define LB_SCROLL_TIMEOUT 50
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/* Listbox system timer id */
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#define LB_TIMER_ID 2
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/* Item structure */
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typedef struct
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{
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LPSTR str; /* Item text */
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BOOL32 selected; /* Is item selected? */
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UINT32 height; /* Item height (only for OWNERDRAWVARIABLE) */
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DWORD data; /* User data */
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} LB_ITEMDATA;
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/* Listbox structure */
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typedef struct
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{
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HANDLE32 heap; /* Heap for this listbox */
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HWND32 owner; /* Owner window to send notifications to */
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UINT32 style; /* Window style */
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INT32 width; /* Window width */
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INT32 height; /* Window height */
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LB_ITEMDATA *items; /* Array of items */
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INT32 nb_items; /* Number of items */
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INT32 top_item; /* Top visible item */
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INT32 selected_item; /* Selected item */
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INT32 focus_item; /* Item that has the focus */
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INT32 anchor_item; /* Anchor item for extended selection */
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INT32 item_height; /* Default item height */
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INT32 page_size; /* Items per listbox page */
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INT32 column_width; /* Column width for multi-column listboxes */
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INT32 horz_extent; /* Horizontal extent (0 if no hscroll) */
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INT32 horz_pos; /* Horizontal position */
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INT32 nb_tabs; /* Number of tabs in array */
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INT32 *tabs; /* Array of tabs */
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BOOL32 caret_on; /* Is caret on? */
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HFONT32 font; /* Current font */
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LCID locale; /* Current locale for string comparisons */
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LPHEADCOMBO lphc; /* ComboLBox */
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} LB_DESCR;
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#define IS_OWNERDRAW(descr) \
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((descr)->style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE))
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#define HAS_STRINGS(descr) \
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(!IS_OWNERDRAW(descr) || ((descr)->style & LBS_HASSTRINGS))
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#define SEND_NOTIFICATION(wnd,descr,code) \
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(SendMessage32A( (descr)->owner, WM_COMMAND, \
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MAKEWPARAM((((descr)->lphc)?ID_CB_LISTBOX:(wnd)->wIDmenu), (code) ), (wnd)->hwndSelf ))
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/* Current timer status */
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typedef enum
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{
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LB_TIMER_NONE,
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LB_TIMER_UP,
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LB_TIMER_LEFT,
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LB_TIMER_DOWN,
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LB_TIMER_RIGHT
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} TIMER_DIRECTION;
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static TIMER_DIRECTION LISTBOX_Timer = LB_TIMER_NONE;
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/***********************************************************************
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* LISTBOX_Dump
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*/
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void LISTBOX_Dump( WND *wnd )
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{
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INT32 i;
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LB_ITEMDATA *item;
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LB_DESCR *descr = *(LB_DESCR **)wnd->wExtra;
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DUMP( "Listbox:\n" );
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DUMP( "hwnd=%04x descr=%08x heap=%08x items=%d top=%d\n",
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wnd->hwndSelf, (UINT32)descr, descr->heap, descr->nb_items,
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descr->top_item );
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for (i = 0, item = descr->items; i < descr->nb_items; i++, item++)
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{
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DUMP( "%4d: %-40s %d %08lx %3d\n",
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i, item->str, item->selected, item->data, item->height );
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}
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}
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/***********************************************************************
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* LISTBOX_GetCurrentPageSize
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*
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* Return the current page size
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*/
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static INT32 LISTBOX_GetCurrentPageSize( WND *wnd, LB_DESCR *descr )
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{
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INT32 i, height;
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if (!(descr->style & LBS_OWNERDRAWVARIABLE)) return descr->page_size;
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for (i = descr->top_item, height = 0; i < descr->nb_items; i++)
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{
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if ((height += descr->items[i].height) > descr->height) break;
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}
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if (i == descr->top_item) return 1;
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else return i - descr->top_item;
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}
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/***********************************************************************
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* LISTBOX_GetMaxTopIndex
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*
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* Return the maximum possible index for the top of the listbox.
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*/
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static INT32 LISTBOX_GetMaxTopIndex( WND *wnd, LB_DESCR *descr )
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{
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INT32 max, page;
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if (descr->style & LBS_OWNERDRAWVARIABLE)
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{
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page = descr->height;
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for (max = descr->nb_items - 1; max >= 0; max--)
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if ((page -= descr->items[max].height) < 0) break;
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if (max < descr->nb_items - 1) max++;
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}
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else if (descr->style & LBS_MULTICOLUMN)
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{
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if ((page = descr->width / descr->column_width) < 1) page = 1;
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max = (descr->nb_items + descr->page_size - 1) / descr->page_size;
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max = (max - page) * descr->page_size;
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}
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else
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{
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max = descr->nb_items - descr->page_size;
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}
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if (max < 0) max = 0;
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return max;
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}
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/***********************************************************************
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* LISTBOX_UpdateScroll
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*
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* Update the scrollbars. Should be called whenever the content
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* of the listbox changes.
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*/
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static void LISTBOX_UpdateScroll( WND *wnd, LB_DESCR *descr )
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{
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SCROLLINFO info;
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if (!(descr->style & WS_VSCROLL)) return;
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/* It is important that we check descr->style, and not wnd->dwStyle,
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for WS_VSCROLL, as the former is exactly the one passed in
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argument to CreateWindow.
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In Windows (and from now on in Wine :) a listbox created
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with such a style (no WS_SCROLL) does not update
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the scrollbar with listbox-related data, thus letting
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the programmer use it for his/her own purposes. */
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if (descr->style & LBS_NOREDRAW) return;
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info.cbSize = sizeof(info);
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if (descr->style & LBS_MULTICOLUMN)
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{
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info.nMin = 0;
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info.nMax = (descr->nb_items - 1) / descr->page_size;
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info.nPos = descr->top_item / descr->page_size;
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info.nPage = descr->width / descr->column_width;
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if (info.nPage < 1) info.nPage = 1;
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info.fMask = SIF_RANGE | SIF_POS | SIF_PAGE;
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if (descr->style & LBS_DISABLENOSCROLL)
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info.fMask |= SIF_DISABLENOSCROLL;
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SetScrollInfo32( wnd->hwndSelf, SB_HORZ, &info, TRUE );
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info.nMax = 0;
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info.fMask = SIF_RANGE;
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SetScrollInfo32( wnd->hwndSelf, SB_VERT, &info, TRUE );
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}
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else
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{
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info.nMin = 0;
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info.nMax = descr->nb_items - 1;
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info.nPos = descr->top_item;
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info.nPage = LISTBOX_GetCurrentPageSize( wnd, descr );
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info.fMask = SIF_RANGE | SIF_POS | SIF_PAGE;
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if (descr->style & LBS_DISABLENOSCROLL)
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info.fMask |= SIF_DISABLENOSCROLL;
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SetScrollInfo32( wnd->hwndSelf, SB_VERT, &info, TRUE );
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if (descr->horz_extent)
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{
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info.nMin = 0;
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info.nMax = descr->horz_extent - 1;
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info.nPos = descr->horz_pos;
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info.nPage = descr->width;
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info.fMask = SIF_RANGE | SIF_POS | SIF_PAGE;
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if (descr->style & LBS_DISABLENOSCROLL)
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info.fMask |= SIF_DISABLENOSCROLL;
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SetScrollInfo32( wnd->hwndSelf, SB_HORZ, &info, TRUE );
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}
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}
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}
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/***********************************************************************
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* LISTBOX_SetTopItem
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*
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* Set the top item of the listbox, scrolling up or down if necessary.
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*/
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static LRESULT LISTBOX_SetTopItem( WND *wnd, LB_DESCR *descr, INT32 index,
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BOOL32 scroll )
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{
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INT32 max = LISTBOX_GetMaxTopIndex( wnd, descr );
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if (index > max) index = max;
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if (index < 0) index = 0;
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if (descr->style & LBS_MULTICOLUMN) index -= index % descr->page_size;
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if (descr->top_item == index) return LB_OKAY;
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if (descr->style & LBS_MULTICOLUMN)
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{
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INT32 diff = (descr->top_item - index) / descr->page_size * descr->column_width;
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if (scroll && (abs(diff) < descr->width))
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ScrollWindowEx32( wnd->hwndSelf, diff, 0, NULL, NULL, 0, NULL,
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SW_INVALIDATE | SW_ERASE );
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else
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scroll = FALSE;
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}
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else if (scroll)
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{
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INT32 diff;
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if (descr->style & LBS_OWNERDRAWVARIABLE)
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{
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INT32 i;
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diff = 0;
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if (index > descr->top_item)
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{
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for (i = index - 1; i >= descr->top_item; i--)
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diff -= descr->items[i].height;
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}
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else
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{
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for (i = index; i < descr->top_item; i++)
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diff += descr->items[i].height;
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}
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}
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else
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diff = (descr->top_item - index) * descr->item_height;
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if (abs(diff) < descr->height)
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ScrollWindowEx32( wnd->hwndSelf, 0, diff, NULL, NULL, 0, NULL,
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SW_INVALIDATE | SW_ERASE );
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else
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scroll = FALSE;
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}
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if (!scroll) InvalidateRect32( wnd->hwndSelf, NULL, TRUE );
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descr->top_item = index;
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LISTBOX_UpdateScroll( wnd, descr );
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return LB_OKAY;
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}
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/***********************************************************************
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* LISTBOX_UpdatePage
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*
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* Update the page size. Should be called when the size of
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* the client area or the item height changes.
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*/
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static void LISTBOX_UpdatePage( WND *wnd, LB_DESCR *descr )
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{
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INT32 page_size;
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if ((page_size = descr->height / descr->item_height) < 1) page_size = 1;
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if (page_size == descr->page_size) return;
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descr->page_size = page_size;
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if (descr->style & LBS_MULTICOLUMN)
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InvalidateRect32( wnd->hwndSelf, NULL, TRUE );
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LISTBOX_SetTopItem( wnd, descr, descr->top_item, FALSE );
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}
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/***********************************************************************
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* LISTBOX_UpdateSize
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*
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* Update the size of the listbox. Should be called when the size of
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* the client area changes.
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*/
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static void LISTBOX_UpdateSize( WND *wnd, LB_DESCR *descr )
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{
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RECT32 rect;
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GetClientRect32( wnd->hwndSelf, &rect );
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descr->width = rect.right - rect.left;
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descr->height = rect.bottom - rect.top;
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if (!(descr->style & LBS_NOINTEGRALHEIGHT) && !IS_OWNERDRAW(descr))
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{
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if ((descr->height > descr->item_height) &&
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(descr->height % descr->item_height))
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{
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TRACE(listbox, "[%04x]: changing height %d -> %d\n",
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wnd->hwndSelf, descr->height,
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descr->height - descr->height%descr->item_height );
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SetWindowPos32( wnd->hwndSelf, 0, 0, 0,
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wnd->rectWindow.right - wnd->rectWindow.left,
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wnd->rectWindow.bottom - wnd->rectWindow.top -
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(descr->height % descr->item_height),
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SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOMOVE );
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return;
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}
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}
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TRACE(listbox, "[%04x]: new size = %d,%d\n",
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wnd->hwndSelf, descr->width, descr->height );
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LISTBOX_UpdatePage( wnd, descr );
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LISTBOX_UpdateScroll( wnd, descr );
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}
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/***********************************************************************
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* LISTBOX_GetItemRect
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*
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* Get the rectangle enclosing an item, in listbox client coordinates.
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* Return 1 if the rectangle is (partially) visible, 0 if hidden, -1 on error.
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*/
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static LRESULT LISTBOX_GetItemRect( WND *wnd, LB_DESCR *descr, INT32 index,
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RECT32 *rect )
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{
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/* Index <= 0 is legal even on empty listboxes */
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if (index && (index >= descr->nb_items)) return -1;
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SetRect32( rect, 0, 0, descr->width, descr->height );
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if (descr->style & LBS_MULTICOLUMN)
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{
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INT32 col = (index / descr->page_size) -
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(descr->top_item / descr->page_size);
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rect->left += col * descr->column_width;
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rect->right = rect->left + descr->column_width;
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rect->top += (index % descr->page_size) * descr->item_height;
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rect->bottom = rect->top + descr->item_height;
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}
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else if (descr->style & LBS_OWNERDRAWVARIABLE)
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{
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INT32 i;
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rect->right += descr->horz_pos;
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if ((index >= 0) && (index < descr->nb_items))
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{
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if (index < descr->top_item)
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{
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for (i = descr->top_item-1; i >= index; i--)
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rect->top -= descr->items[i].height;
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}
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else
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{
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for (i = descr->top_item; i < index; i++)
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rect->top += descr->items[i].height;
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}
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rect->bottom = rect->top + descr->items[index].height;
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}
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}
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else
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{
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rect->top += (index - descr->top_item) * descr->item_height;
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rect->bottom = rect->top + descr->item_height;
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rect->right += descr->horz_pos;
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}
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return ((rect->left < descr->width) && (rect->right > 0) &&
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(rect->top < descr->height) && (rect->bottom > 0));
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}
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/***********************************************************************
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* LISTBOX_GetItemFromPoint
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*
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* Return the item nearest from point (x,y) (in client coordinates).
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*/
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static INT32 LISTBOX_GetItemFromPoint( WND *wnd, LB_DESCR *descr,
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INT32 x, INT32 y )
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{
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INT32 index = descr->top_item;
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if (!descr->nb_items) return -1; /* No items */
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if (descr->style & LBS_OWNERDRAWVARIABLE)
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{
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INT32 pos = 0;
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if (y >= 0)
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{
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while (index < descr->nb_items)
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{
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if ((pos += descr->items[index].height) > y) break;
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index++;
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}
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}
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else
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{
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while (index > 0)
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{
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index--;
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if ((pos -= descr->items[index].height) <= y) break;
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}
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}
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}
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else if (descr->style & LBS_MULTICOLUMN)
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{
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if (y >= descr->item_height * descr->page_size) return -1;
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if (y >= 0) index += y / descr->item_height;
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if (x >= 0) index += (x / descr->column_width) * descr->page_size;
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else index -= (((x + 1) / descr->column_width) - 1) * descr->page_size;
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}
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else
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{
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index += (y / descr->item_height);
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}
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if (index < 0) return 0;
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if (index >= descr->nb_items) return -1;
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return index;
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}
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/***********************************************************************
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* LISTBOX_PaintItem
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*
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* Paint an item.
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*/
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static void LISTBOX_PaintItem( WND *wnd, LB_DESCR *descr, HDC32 hdc,
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const RECT32 *rect, INT32 index, UINT32 action )
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{
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LB_ITEMDATA *item = NULL;
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if (index < descr->nb_items) item = &descr->items[index];
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if (IS_OWNERDRAW(descr))
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{
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DRAWITEMSTRUCT32 dis;
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UINT32 id = (descr->lphc) ? ID_CB_LISTBOX : wnd->wIDmenu;
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dis.CtlType = ODT_LISTBOX;
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dis.CtlID = id;
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dis.hwndItem = wnd->hwndSelf;
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dis.itemAction = action;
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dis.hDC = hdc;
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dis.itemID = index;
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dis.itemState = 0;
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if (item && item->selected) dis.itemState |= ODS_SELECTED;
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if ((descr->focus_item == index) &&
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(descr->caret_on) &&
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(GetFocus32() == wnd->hwndSelf)) dis.itemState |= ODS_FOCUS;
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if (wnd->dwStyle & WS_DISABLED) dis.itemState |= ODS_DISABLED;
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dis.itemData = item ? item->data : 0;
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dis.rcItem = *rect;
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TRACE(listbox, "[%04x]: drawitem %d (%s) action=%02x "
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"state=%02x rect=%d,%d-%d,%d\n",
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wnd->hwndSelf, index, item ? item->str : "", action,
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dis.itemState, rect->left, rect->top,
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rect->right, rect->bottom );
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SendMessage32A(descr->owner, WM_DRAWITEM, id, (LPARAM)&dis);
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}
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else
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{
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COLORREF oldText = 0, oldBk = 0;
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if (action == ODA_FOCUS)
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{
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DrawFocusRect32( hdc, rect );
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return;
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}
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if (item && item->selected)
|
|
{
|
|
oldBk = SetBkColor32( hdc, GetSysColor32( COLOR_HIGHLIGHT ) );
|
|
oldText = SetTextColor32( hdc, GetSysColor32(COLOR_HIGHLIGHTTEXT));
|
|
}
|
|
|
|
TRACE(listbox, "[%04x]: painting %d (%s) action=%02x "
|
|
"rect=%d,%d-%d,%d\n",
|
|
wnd->hwndSelf, index, item ? item->str : "", action,
|
|
rect->left, rect->top, rect->right, rect->bottom );
|
|
if (!item)
|
|
ExtTextOut32A( hdc, rect->left + 1, rect->top + 1,
|
|
ETO_OPAQUE | ETO_CLIPPED, rect, NULL, 0, NULL );
|
|
else if (!(descr->style & LBS_USETABSTOPS))
|
|
ExtTextOut32A( hdc, rect->left + 1, rect->top + 1,
|
|
ETO_OPAQUE | ETO_CLIPPED, rect, item->str,
|
|
strlen(item->str), NULL );
|
|
else
|
|
{
|
|
/* Output empty string to paint background in the full width. */
|
|
ExtTextOut32A( hdc, rect->left + 1, rect->top + 1,
|
|
ETO_OPAQUE | ETO_CLIPPED, rect, NULL, 0, NULL );
|
|
TabbedTextOut32A( hdc, rect->left + 1 , rect->top + 1,
|
|
item->str, strlen(item->str),
|
|
descr->nb_tabs, descr->tabs, 0);
|
|
}
|
|
if (item && item->selected)
|
|
{
|
|
SetBkColor32( hdc, oldBk );
|
|
SetTextColor32( hdc, oldText );
|
|
}
|
|
if ((descr->focus_item == index) &&
|
|
(descr->caret_on) &&
|
|
(GetFocus32() == wnd->hwndSelf)) DrawFocusRect32( hdc, rect );
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetRedraw
|
|
*
|
|
* Change the redraw flag.
|
|
*/
|
|
static void LISTBOX_SetRedraw( WND *wnd, LB_DESCR *descr, BOOL32 on )
|
|
{
|
|
if (on)
|
|
{
|
|
if (!(descr->style & LBS_NOREDRAW)) return;
|
|
descr->style &= ~LBS_NOREDRAW;
|
|
LISTBOX_UpdateScroll( wnd, descr );
|
|
}
|
|
else descr->style |= LBS_NOREDRAW;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_RepaintItem
|
|
*
|
|
* Repaint a single item synchronously.
|
|
*/
|
|
static void LISTBOX_RepaintItem( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
UINT32 action )
|
|
{
|
|
HDC32 hdc;
|
|
RECT32 rect;
|
|
HFONT32 oldFont = 0;
|
|
HBRUSH32 hbrush, oldBrush = 0;
|
|
|
|
if (descr->style & LBS_NOREDRAW) return;
|
|
if (LISTBOX_GetItemRect( wnd, descr, index, &rect ) != 1) return;
|
|
if (!(hdc = GetDCEx32( wnd->hwndSelf, 0, DCX_CACHE ))) return;
|
|
if (descr->font) oldFont = SelectObject32( hdc, descr->font );
|
|
hbrush = SendMessage32A( descr->owner, WM_CTLCOLORLISTBOX,
|
|
hdc, (LPARAM)wnd->hwndSelf );
|
|
if (hbrush) oldBrush = SelectObject32( hdc, hbrush );
|
|
if (wnd->dwStyle & WS_DISABLED)
|
|
SetTextColor32( hdc, GetSysColor32( COLOR_GRAYTEXT ) );
|
|
SetWindowOrgEx32( hdc, descr->horz_pos, 0, NULL );
|
|
LISTBOX_PaintItem( wnd, descr, hdc, &rect, index, action );
|
|
if (oldFont) SelectObject32( hdc, oldFont );
|
|
if (oldBrush) SelectObject32( hdc, oldBrush );
|
|
ReleaseDC32( wnd->hwndSelf, hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_InitStorage
|
|
*/
|
|
static LRESULT LISTBOX_InitStorage( WND *wnd, LB_DESCR *descr, INT32 nb_items,
|
|
DWORD bytes )
|
|
{
|
|
LB_ITEMDATA *item;
|
|
|
|
nb_items += LB_ARRAY_GRANULARITY - 1;
|
|
nb_items -= (nb_items % LB_ARRAY_GRANULARITY);
|
|
if (descr->items)
|
|
nb_items += HeapSize( descr->heap, 0, descr->items ) / sizeof(*item);
|
|
if (!(item = HeapReAlloc( descr->heap, 0, descr->items,
|
|
nb_items * sizeof(LB_ITEMDATA) )))
|
|
{
|
|
SEND_NOTIFICATION( wnd, descr, LBN_ERRSPACE );
|
|
return LB_ERRSPACE;
|
|
}
|
|
descr->items = item;
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetTabStops
|
|
*/
|
|
static BOOL32 LISTBOX_SetTabStops( WND *wnd, LB_DESCR *descr, INT32 count,
|
|
LPINT32 tabs, BOOL32 short_ints )
|
|
{
|
|
if (!(descr->style & LBS_USETABSTOPS)) return TRUE;
|
|
if (descr->tabs) HeapFree( descr->heap, 0, descr->tabs );
|
|
if (!(descr->nb_tabs = count))
|
|
{
|
|
descr->tabs = NULL;
|
|
return TRUE;
|
|
}
|
|
/* FIXME: count = 1 */
|
|
if (!(descr->tabs = (INT32 *)HeapAlloc( descr->heap, 0,
|
|
descr->nb_tabs * sizeof(INT32) )))
|
|
return FALSE;
|
|
if (short_ints)
|
|
{
|
|
INT32 i;
|
|
LPINT16 p = (LPINT16)tabs;
|
|
dbg_decl_str(listbox, 256);
|
|
|
|
for (i = 0; i < descr->nb_tabs; i++) {
|
|
descr->tabs[i] = *p++<<1; /* FIXME */
|
|
if(TRACE_ON(listbox))
|
|
dsprintf(listbox, "%hd ", descr->tabs[i]);
|
|
}
|
|
TRACE(listbox, "[%04x]: settabstops %s\n",
|
|
wnd->hwndSelf, dbg_str(listbox));
|
|
}
|
|
else memcpy( descr->tabs, tabs, descr->nb_tabs * sizeof(INT32) );
|
|
/* FIXME: repaint the window? */
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_GetText
|
|
*/
|
|
static LRESULT LISTBOX_GetText( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
LPSTR buffer )
|
|
{
|
|
if ((index < 0) || (index >= descr->nb_items)) return LB_ERR;
|
|
if (HAS_STRINGS(descr))
|
|
{
|
|
if (!buffer)
|
|
return strlen(descr->items[index].str);
|
|
lstrcpy32A( buffer, descr->items[index].str );
|
|
return strlen(buffer);
|
|
} else {
|
|
if (buffer)
|
|
*((LPDWORD)buffer)=*(LPDWORD)(&descr->items[index].data);
|
|
return sizeof(DWORD);
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* 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 INT32 LISTBOX_FindStringPos( WND *wnd, LB_DESCR *descr, LPCSTR str,
|
|
BOOL32 exact )
|
|
{
|
|
INT32 index, min, max, res = -1;
|
|
|
|
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 = lstrcmpi32A( descr->items[index].str, str );
|
|
else
|
|
{
|
|
COMPAREITEMSTRUCT32 cis;
|
|
UINT32 id = (descr->lphc) ? ID_CB_LISTBOX : wnd->wIDmenu;
|
|
|
|
cis.CtlType = ODT_LISTBOX;
|
|
cis.CtlID = id;
|
|
cis.hwndItem = wnd->hwndSelf;
|
|
cis.itemID1 = index;
|
|
cis.itemData1 = descr->items[index].data;
|
|
cis.itemID2 = -1;
|
|
cis.itemData2 = (DWORD)str;
|
|
cis.dwLocaleId = descr->locale;
|
|
res = SendMessage32A( 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 INT32 LISTBOX_FindFileStrPos( WND *wnd, LB_DESCR *descr, LPCSTR str )
|
|
{
|
|
INT32 min, max, res = -1;
|
|
|
|
if (!HAS_STRINGS(descr))
|
|
return LISTBOX_FindStringPos( wnd, descr, str, FALSE );
|
|
min = 0;
|
|
max = descr->nb_items;
|
|
while (min != max)
|
|
{
|
|
INT32 index = (min + max) / 2;
|
|
const char *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 = lstrcmpi32A( str, p );
|
|
}
|
|
}
|
|
else /* filename */
|
|
{
|
|
if (*str == '[') res = 1;
|
|
else res = lstrcmpi32A( 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 INT32 LISTBOX_FindString( WND *wnd, LB_DESCR *descr, INT32 start,
|
|
LPCSTR str, BOOL32 exact )
|
|
{
|
|
INT32 i;
|
|
LB_ITEMDATA *item;
|
|
|
|
if (start >= descr->nb_items) start = -1;
|
|
item = descr->items + start + 1;
|
|
if (HAS_STRINGS(descr))
|
|
{
|
|
if (!str) return LB_ERR;
|
|
if (exact)
|
|
{
|
|
for (i = start + 1; i < descr->nb_items; i++, item++)
|
|
if (!lstrcmpi32A( str, item->str )) return i;
|
|
for (i = 0, item = descr->items; i <= start; i++, item++)
|
|
if (!lstrcmpi32A( str, item->str )) return i;
|
|
}
|
|
else
|
|
{
|
|
/* Special case for drives and directories: ignore prefix */
|
|
#define CHECK_DRIVE(item) \
|
|
if ((item)->str[0] == '[') \
|
|
{ \
|
|
if (!lstrncmpi32A( str, (item)->str+1, len )) return i; \
|
|
if (((item)->str[1] == '-') && !lstrncmpi32A(str,(item)->str+2,len)) \
|
|
return i; \
|
|
}
|
|
|
|
INT32 len = strlen(str);
|
|
for (i = start + 1; i < descr->nb_items; i++, item++)
|
|
{
|
|
if (!lstrncmpi32A( str, item->str, len )) return i;
|
|
CHECK_DRIVE(item);
|
|
}
|
|
for (i = 0, item = descr->items; i <= start; i++, item++)
|
|
{
|
|
if (!lstrncmpi32A( 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( wnd, 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;
|
|
for (i = 0, item = descr->items; i <= start; i++, item++)
|
|
if (item->data == (DWORD)str) return i;
|
|
}
|
|
return LB_ERR;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_GetSelCount
|
|
*/
|
|
static LRESULT LISTBOX_GetSelCount( WND *wnd, LB_DESCR *descr )
|
|
{
|
|
INT32 i, count;
|
|
LB_ITEMDATA *item = descr->items;
|
|
|
|
if (!(descr->style & LBS_MULTIPLESEL)) return LB_ERR;
|
|
for (i = count = 0; i < descr->nb_items; i++, item++)
|
|
if (item->selected) count++;
|
|
return count;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_GetSelItems16
|
|
*/
|
|
static LRESULT LISTBOX_GetSelItems16( WND *wnd, LB_DESCR *descr, INT16 max,
|
|
LPINT16 array )
|
|
{
|
|
INT32 i, count;
|
|
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++] = (INT16)i;
|
|
return count;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_GetSelItems32
|
|
*/
|
|
static LRESULT LISTBOX_GetSelItems32( WND *wnd, LB_DESCR *descr, INT32 max,
|
|
LPINT32 array )
|
|
{
|
|
INT32 i, count;
|
|
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( WND *wnd, LB_DESCR *descr, HDC32 hdc )
|
|
{
|
|
INT32 i, col_pos = descr->page_size - 1;
|
|
RECT32 rect;
|
|
HFONT32 oldFont = 0;
|
|
HBRUSH32 hbrush, oldBrush = 0;
|
|
|
|
SetRect32( &rect, 0, 0, descr->width, descr->height );
|
|
if (descr->style & LBS_NOREDRAW) return 0;
|
|
if (descr->style & LBS_MULTICOLUMN)
|
|
rect.right = rect.left + descr->column_width;
|
|
else if (descr->horz_pos)
|
|
{
|
|
SetWindowOrgEx32( hdc, descr->horz_pos, 0, NULL );
|
|
rect.right += descr->horz_pos;
|
|
}
|
|
|
|
if (descr->font) oldFont = SelectObject32( hdc, descr->font );
|
|
hbrush = SendMessage32A( descr->owner, WM_CTLCOLORLISTBOX,
|
|
hdc, (LPARAM)wnd->hwndSelf );
|
|
if (hbrush) oldBrush = SelectObject32( hdc, hbrush );
|
|
if (wnd->dwStyle & WS_DISABLED)
|
|
SetTextColor32( hdc, GetSysColor32( COLOR_GRAYTEXT ) );
|
|
|
|
if (!descr->nb_items && (descr->focus_item != -1) && descr->caret_on &&
|
|
(GetFocus32() == wnd->hwndSelf))
|
|
{
|
|
/* Special case for empty listbox: paint focus rect */
|
|
rect.bottom = rect.top + descr->item_height;
|
|
LISTBOX_PaintItem( wnd, descr, hdc, &rect, descr->focus_item,
|
|
ODA_FOCUS );
|
|
rect.top = rect.bottom;
|
|
}
|
|
|
|
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;
|
|
|
|
LISTBOX_PaintItem( wnd, descr, hdc, &rect, i, ODA_DRAWENTIRE );
|
|
rect.top = rect.bottom;
|
|
|
|
if ((descr->style & LBS_MULTICOLUMN) && !col_pos)
|
|
{
|
|
if (!IS_OWNERDRAW(descr))
|
|
{
|
|
/* Clear the bottom of the column */
|
|
SetBkColor32( hdc, GetSysColor32( COLOR_WINDOW ) );
|
|
if (rect.top < descr->height)
|
|
{
|
|
rect.bottom = descr->height;
|
|
ExtTextOut32A( 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;
|
|
}
|
|
}
|
|
|
|
if (!IS_OWNERDRAW(descr))
|
|
{
|
|
/* Clear the remainder of the client area */
|
|
SetBkColor32( hdc, GetSysColor32( COLOR_WINDOW ) );
|
|
if (rect.top < descr->height)
|
|
{
|
|
rect.bottom = descr->height;
|
|
ExtTextOut32A( 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;
|
|
ExtTextOut32A( hdc, 0, 0, ETO_OPAQUE | ETO_CLIPPED,
|
|
&rect, NULL, 0, NULL );
|
|
}
|
|
}
|
|
if (oldFont) SelectObject32( hdc, oldFont );
|
|
if (oldBrush) SelectObject32( 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( WND *wnd, LB_DESCR *descr, INT32 index )
|
|
{
|
|
RECT32 rect;
|
|
|
|
if (LISTBOX_GetItemRect( wnd, descr, index, &rect ) == 1)
|
|
{
|
|
rect.bottom = descr->height;
|
|
InvalidateRect32( wnd->hwndSelf, &rect, TRUE );
|
|
if (descr->style & LBS_MULTICOLUMN)
|
|
{
|
|
/* Repaint the other columns */
|
|
rect.left = rect.right;
|
|
rect.right = descr->width;
|
|
rect.top = 0;
|
|
InvalidateRect32( wnd->hwndSelf, &rect, TRUE );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_GetItemHeight
|
|
*/
|
|
static LRESULT LISTBOX_GetItemHeight( WND *wnd, LB_DESCR *descr, INT32 index )
|
|
{
|
|
if (descr->style & LBS_OWNERDRAWVARIABLE)
|
|
{
|
|
if ((index < 0) || (index >= descr->nb_items)) return LB_ERR;
|
|
return descr->items[index].height;
|
|
}
|
|
else return descr->item_height;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetItemHeight
|
|
*/
|
|
static LRESULT LISTBOX_SetItemHeight( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
UINT32 height )
|
|
{
|
|
if (!height) height = 1;
|
|
|
|
if (descr->style & LBS_OWNERDRAWVARIABLE)
|
|
{
|
|
if ((index < 0) || (index >= descr->nb_items)) return LB_ERR;
|
|
TRACE(listbox, "[%04x]: item %d height = %d\n",
|
|
wnd->hwndSelf, index, height );
|
|
descr->items[index].height = height;
|
|
LISTBOX_UpdateScroll( wnd, descr );
|
|
LISTBOX_InvalidateItems( wnd, descr, index );
|
|
}
|
|
else if (height != descr->item_height)
|
|
{
|
|
TRACE(listbox, "[%04x]: new height = %d\n",
|
|
wnd->hwndSelf, height );
|
|
descr->item_height = height;
|
|
LISTBOX_UpdatePage( wnd, descr );
|
|
LISTBOX_UpdateScroll( wnd, descr );
|
|
InvalidateRect32( wnd->hwndSelf, 0, TRUE );
|
|
}
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetHorizontalPos
|
|
*/
|
|
static void LISTBOX_SetHorizontalPos( WND *wnd, LB_DESCR *descr, INT32 pos )
|
|
{
|
|
INT32 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(listbox, "[%04x]: new horz pos = %d\n",
|
|
wnd->hwndSelf, pos );
|
|
descr->horz_pos = pos;
|
|
LISTBOX_UpdateScroll( wnd, descr );
|
|
if (abs(diff) < descr->width)
|
|
ScrollWindowEx32( wnd->hwndSelf, diff, 0, NULL, NULL, 0, NULL,
|
|
SW_INVALIDATE | SW_ERASE );
|
|
else
|
|
InvalidateRect32( wnd->hwndSelf, NULL, TRUE );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetHorizontalExtent
|
|
*/
|
|
static LRESULT LISTBOX_SetHorizontalExtent( WND *wnd, LB_DESCR *descr,
|
|
UINT32 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(listbox, "[%04x]: new horz extent = %d\n",
|
|
wnd->hwndSelf, extent );
|
|
descr->horz_extent = extent;
|
|
if (descr->horz_pos > extent - descr->width)
|
|
LISTBOX_SetHorizontalPos( wnd, descr, extent - descr->width );
|
|
else
|
|
LISTBOX_UpdateScroll( wnd, descr );
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetColumnWidth
|
|
*/
|
|
static LRESULT LISTBOX_SetColumnWidth( WND *wnd, LB_DESCR *descr, UINT32 width)
|
|
{
|
|
width += 2; /* For left and right margin */
|
|
if (width == descr->column_width) return LB_OKAY;
|
|
TRACE(listbox, "[%04x]: new column width = %d\n",
|
|
wnd->hwndSelf, width );
|
|
descr->column_width = width;
|
|
LISTBOX_UpdatePage( wnd, descr );
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetFont
|
|
*
|
|
* Returns the item height.
|
|
*/
|
|
static INT32 LISTBOX_SetFont( WND *wnd, LB_DESCR *descr, HFONT32 font )
|
|
{
|
|
HDC32 hdc;
|
|
HFONT32 oldFont = 0;
|
|
TEXTMETRIC32A tm;
|
|
|
|
descr->font = font;
|
|
|
|
if (!(hdc = GetDCEx32( wnd->hwndSelf, 0, DCX_CACHE )))
|
|
{
|
|
ERR(listbox, "unable to get DC.\n" );
|
|
return 16;
|
|
}
|
|
if (font) oldFont = SelectObject32( hdc, font );
|
|
GetTextMetrics32A( hdc, &tm );
|
|
if (oldFont) SelectObject32( hdc, oldFont );
|
|
ReleaseDC32( wnd->hwndSelf, hdc );
|
|
if (!IS_OWNERDRAW(descr))
|
|
LISTBOX_SetItemHeight( wnd, descr, 0, tm.tmHeight );
|
|
return tm.tmHeight ;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_MakeItemVisible
|
|
*
|
|
* Make sure that a given item is partially or fully visible.
|
|
*/
|
|
static void LISTBOX_MakeItemVisible( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
BOOL32 fully )
|
|
{
|
|
INT32 top;
|
|
|
|
if (index <= descr->top_item) top = index;
|
|
else if (descr->style & LBS_MULTICOLUMN)
|
|
{
|
|
INT32 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)
|
|
{
|
|
INT32 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( wnd, descr, top, TRUE );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SelectItemRange
|
|
*
|
|
* Select a range of items. Should only be used on a MULTIPLESEL listbox.
|
|
*/
|
|
static LRESULT LISTBOX_SelectItemRange( WND *wnd, LB_DESCR *descr, INT32 first,
|
|
INT32 last, BOOL32 on )
|
|
{
|
|
INT32 i;
|
|
|
|
/* A few sanity checks */
|
|
|
|
if ((last == -1) && (descr->nb_items == 0)) return LB_OKAY;
|
|
if (!(descr->style & LBS_MULTIPLESEL)) return LB_ERR;
|
|
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 */
|
|
{
|
|
for (i = first; i <= last; i++)
|
|
{
|
|
if (descr->items[i].selected) continue;
|
|
descr->items[i].selected = TRUE;
|
|
LISTBOX_RepaintItem( wnd, descr, i, ODA_SELECT );
|
|
}
|
|
}
|
|
else /* Turn selection off */
|
|
{
|
|
for (i = first; i <= last; i++)
|
|
{
|
|
if (!descr->items[i].selected) continue;
|
|
descr->items[i].selected = FALSE;
|
|
LISTBOX_RepaintItem( wnd, descr, i, ODA_SELECT );
|
|
}
|
|
}
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetCaretIndex
|
|
*/
|
|
static LRESULT LISTBOX_SetCaretIndex( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
BOOL32 fully_visible )
|
|
{
|
|
INT32 oldfocus = descr->focus_item;
|
|
|
|
if ((index < -1) || (index >= descr->nb_items)) return LB_ERR;
|
|
if (index == oldfocus) return LB_OKAY;
|
|
descr->focus_item = index;
|
|
if ((oldfocus != -1) && descr->caret_on && (GetFocus32() == wnd->hwndSelf))
|
|
LISTBOX_RepaintItem( wnd, descr, oldfocus, ODA_FOCUS );
|
|
if (index != -1)
|
|
{
|
|
LISTBOX_MakeItemVisible( wnd, descr, index, fully_visible );
|
|
if (descr->caret_on && (GetFocus32() == wnd->hwndSelf))
|
|
LISTBOX_RepaintItem( wnd, descr, index, ODA_FOCUS );
|
|
}
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetSelection
|
|
*/
|
|
static LRESULT LISTBOX_SetSelection( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
BOOL32 on, BOOL32 send_notify )
|
|
{
|
|
if ((index < -1) || (index >= descr->nb_items)) return LB_ERR;
|
|
if (descr->style & LBS_MULTIPLESEL)
|
|
{
|
|
if (index == -1) /* Select all items */
|
|
return LISTBOX_SelectItemRange( wnd, descr, 0, -1, on );
|
|
else /* Only one item */
|
|
return LISTBOX_SelectItemRange( wnd, descr, index, index, on );
|
|
}
|
|
else
|
|
{
|
|
INT32 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;
|
|
descr->selected_item = index;
|
|
if (oldsel != -1) LISTBOX_RepaintItem( wnd, descr, oldsel, ODA_SELECT);
|
|
if (index != -1) LISTBOX_RepaintItem( wnd, descr, index, ODA_SELECT );
|
|
if (send_notify) SEND_NOTIFICATION( wnd, 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( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
BOOL32 fully_visible )
|
|
{
|
|
LISTBOX_SetCaretIndex( wnd, descr, index, fully_visible );
|
|
if (descr->style & LBS_EXTENDEDSEL)
|
|
{
|
|
if (descr->anchor_item != -1)
|
|
{
|
|
INT32 first = MIN( descr->focus_item, descr->anchor_item );
|
|
INT32 last = MAX( descr->focus_item, descr->anchor_item );
|
|
if (first > 0)
|
|
LISTBOX_SelectItemRange( wnd, descr, 0, first - 1, FALSE );
|
|
LISTBOX_SelectItemRange( wnd, descr, last + 1, -1, FALSE );
|
|
LISTBOX_SelectItemRange( wnd, descr, first, last, TRUE );
|
|
}
|
|
}
|
|
else if (!(descr->style & LBS_MULTIPLESEL) && (descr->selected_item != -1))
|
|
{
|
|
/* Set selection to new caret item */
|
|
LISTBOX_SetSelection( wnd, descr, index, TRUE, FALSE );
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_InsertItem
|
|
*/
|
|
static LRESULT LISTBOX_InsertItem( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
LPSTR str, DWORD data )
|
|
{
|
|
LB_ITEMDATA *item;
|
|
INT32 max_items;
|
|
|
|
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( descr->heap, 0, descr->items ) / sizeof(*item);
|
|
if (descr->nb_items == max_items)
|
|
{
|
|
/* We need to grow the array */
|
|
max_items += LB_ARRAY_GRANULARITY;
|
|
if (!(item = HeapReAlloc( descr->heap, 0, descr->items,
|
|
max_items * sizeof(LB_ITEMDATA) )))
|
|
{
|
|
SEND_NOTIFICATION( wnd, 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)
|
|
{
|
|
MEASUREITEMSTRUCT32 mis;
|
|
UINT32 id = (descr->lphc) ? ID_CB_LISTBOX : wnd->wIDmenu;
|
|
|
|
mis.CtlType = ODT_LISTBOX;
|
|
mis.CtlID = id;
|
|
mis.itemID = index;
|
|
mis.itemData = descr->items[index].data;
|
|
mis.itemHeight = descr->item_height;
|
|
SendMessage32A( descr->owner, WM_MEASUREITEM, id, (LPARAM)&mis );
|
|
item->height = mis.itemHeight ? mis.itemHeight : 1;
|
|
TRACE(listbox, "[%04x]: measure item %d (%s) = %d\n",
|
|
wnd->hwndSelf, index, str ? str : "", item->height );
|
|
}
|
|
|
|
/* Repaint the items */
|
|
|
|
LISTBOX_UpdateScroll( wnd, descr );
|
|
LISTBOX_InvalidateItems( wnd, descr, index );
|
|
|
|
/* Move selection and focused item */
|
|
|
|
if (index <= descr->selected_item) descr->selected_item++;
|
|
if (index <= descr->focus_item)
|
|
{
|
|
descr->focus_item++;
|
|
LISTBOX_MoveCaret( wnd, descr, descr->focus_item, FALSE );
|
|
}
|
|
|
|
/* If listbox was empty, set focus to the first item */
|
|
|
|
if (descr->nb_items == 1) LISTBOX_SetCaretIndex( wnd, descr, 0, FALSE );
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_InsertString
|
|
*/
|
|
static LRESULT LISTBOX_InsertString( WND *wnd, LB_DESCR *descr, INT32 index,
|
|
LPCSTR str )
|
|
{
|
|
LPSTR new_str = NULL;
|
|
DWORD data = 0;
|
|
LRESULT ret;
|
|
|
|
if (HAS_STRINGS(descr))
|
|
{
|
|
if (!(new_str = HEAP_strdupA( descr->heap, 0, str )))
|
|
{
|
|
SEND_NOTIFICATION( wnd, descr, LBN_ERRSPACE );
|
|
return LB_ERRSPACE;
|
|
}
|
|
}
|
|
else data = (DWORD)str;
|
|
|
|
if (index == -1) index = descr->nb_items;
|
|
if ((ret = LISTBOX_InsertItem( wnd, descr, index, new_str, data )) != 0)
|
|
{
|
|
if (new_str) HeapFree( descr->heap, 0, new_str );
|
|
return ret;
|
|
}
|
|
|
|
TRACE(listbox, "[%04x]: added item %d '%s'\n",
|
|
wnd->hwndSelf, index, HAS_STRINGS(descr) ? new_str : "" );
|
|
return index;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_DeleteItem
|
|
*
|
|
* Delete the content of an item. 'index' must be a valid index.
|
|
*/
|
|
static void LISTBOX_DeleteItem( WND *wnd, LB_DESCR *descr, INT32 index )
|
|
{
|
|
/* 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) || descr->items[index].data)
|
|
{
|
|
DELETEITEMSTRUCT32 dis;
|
|
UINT32 id = (descr->lphc) ? ID_CB_LISTBOX : wnd->wIDmenu;
|
|
|
|
dis.CtlType = ODT_LISTBOX;
|
|
dis.CtlID = id;
|
|
dis.itemID = index;
|
|
dis.hwndItem = wnd->hwndSelf;
|
|
dis.itemData = descr->items[index].data;
|
|
SendMessage32A( descr->owner, WM_DELETEITEM, id, (LPARAM)&dis );
|
|
}
|
|
if (HAS_STRINGS(descr) && descr->items[index].str)
|
|
HeapFree( descr->heap, 0, descr->items[index].str );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_RemoveItem
|
|
*
|
|
* Remove an item from the listbox and delete its content.
|
|
*/
|
|
static LRESULT LISTBOX_RemoveItem( WND *wnd, LB_DESCR *descr, INT32 index )
|
|
{
|
|
LB_ITEMDATA *item;
|
|
INT32 max_items;
|
|
|
|
if (index == -1) index = descr->nb_items - 1;
|
|
else if ((index < 0) || (index >= descr->nb_items)) return LB_ERR;
|
|
LISTBOX_DeleteItem( wnd, descr, index );
|
|
|
|
/* Remove the item */
|
|
|
|
item = &descr->items[index];
|
|
if (index < descr->nb_items-1)
|
|
RtlMoveMemory( item, item + 1,
|
|
(descr->nb_items - index - 1) * sizeof(LB_ITEMDATA) );
|
|
descr->nb_items--;
|
|
if (descr->anchor_item == descr->nb_items) descr->anchor_item--;
|
|
|
|
/* Shrink the item array if possible */
|
|
|
|
max_items = HeapSize( descr->heap, 0, descr->items ) / sizeof(LB_ITEMDATA);
|
|
if (descr->nb_items < max_items - 2*LB_ARRAY_GRANULARITY)
|
|
{
|
|
max_items -= LB_ARRAY_GRANULARITY;
|
|
item = HeapReAlloc( descr->heap, 0, descr->items,
|
|
max_items * sizeof(LB_ITEMDATA) );
|
|
if (item) descr->items = item;
|
|
}
|
|
|
|
/* Repaint the items */
|
|
|
|
LISTBOX_UpdateScroll( wnd, descr );
|
|
LISTBOX_InvalidateItems( wnd, descr, index );
|
|
|
|
/* Move selection and focused item */
|
|
|
|
if (index <= descr->selected_item) descr->selected_item--;
|
|
if (index <= descr->focus_item)
|
|
{
|
|
descr->focus_item--;
|
|
LISTBOX_MoveCaret( wnd, descr, descr->focus_item, FALSE );
|
|
}
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_ResetContent
|
|
*/
|
|
static void LISTBOX_ResetContent( WND *wnd, LB_DESCR *descr )
|
|
{
|
|
INT32 i;
|
|
|
|
for (i = 0; i < descr->nb_items; i++) LISTBOX_DeleteItem( wnd, descr, i );
|
|
if (descr->items) HeapFree( descr->heap, 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_UpdateScroll( wnd, descr );
|
|
InvalidateRect32( wnd->hwndSelf, NULL, TRUE );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_SetCount
|
|
*/
|
|
static LRESULT LISTBOX_SetCount( WND *wnd, LB_DESCR *descr, INT32 count )
|
|
{
|
|
LRESULT ret;
|
|
|
|
if (HAS_STRINGS(descr)) return LB_ERR;
|
|
/* FIXME: this is far from optimal... */
|
|
if (count > descr->nb_items)
|
|
{
|
|
while (count > descr->nb_items)
|
|
if ((ret = LISTBOX_InsertString( wnd, descr, -1, 0 )) < 0)
|
|
return ret;
|
|
}
|
|
else if (count < descr->nb_items)
|
|
{
|
|
while (count < descr->nb_items)
|
|
if ((ret = LISTBOX_RemoveItem( wnd, descr, -1 )) < 0)
|
|
return ret;
|
|
}
|
|
return LB_OKAY;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_Directory
|
|
*/
|
|
static LRESULT LISTBOX_Directory( WND *wnd, LB_DESCR *descr, UINT32 attrib,
|
|
LPCSTR filespec, BOOL32 long_names )
|
|
{
|
|
HANDLE32 handle;
|
|
LRESULT ret = LB_OKAY;
|
|
WIN32_FIND_DATA32A entry;
|
|
int pos;
|
|
|
|
if ((handle = FindFirstFile32A(filespec,&entry)) == INVALID_HANDLE_VALUE32)
|
|
{
|
|
if (GetLastError() != ERROR_NO_MORE_FILES) return LB_ERR;
|
|
}
|
|
else
|
|
{
|
|
do
|
|
{
|
|
char buffer[270];
|
|
if (entry.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
|
|
{
|
|
if (!(attrib & DDL_DIRECTORY) ||
|
|
!strcmp( entry.cAlternateFileName, "." )) continue;
|
|
if (long_names) sprintf( buffer, "[%s]", entry.cFileName );
|
|
else sprintf( buffer, "[%s]", entry.cAlternateFileName );
|
|
}
|
|
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) strcpy( buffer, entry.cFileName );
|
|
else strcpy( buffer, entry.cAlternateFileName );
|
|
}
|
|
if (!long_names) CharLower32A( buffer );
|
|
pos = LISTBOX_FindFileStrPos( wnd, descr, buffer );
|
|
if ((ret = LISTBOX_InsertString( wnd, descr, pos, buffer )) < 0)
|
|
break;
|
|
} while (FindNextFile32A( handle, &entry ));
|
|
FindClose32( handle );
|
|
}
|
|
|
|
if ((ret >= 0) && (attrib & DDL_DRIVES))
|
|
{
|
|
char buffer[] = "[-a-]";
|
|
int drive;
|
|
for (drive = 0; drive < MAX_DOS_DRIVES; drive++, buffer[2]++)
|
|
{
|
|
if (!DRIVE_IsValid(drive)) continue;
|
|
if ((ret = LISTBOX_InsertString( wnd, descr, -1, buffer )) < 0)
|
|
break;
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleVScroll
|
|
*/
|
|
static LRESULT LISTBOX_HandleVScroll( WND *wnd, LB_DESCR *descr,
|
|
WPARAM32 wParam, LPARAM lParam )
|
|
{
|
|
SCROLLINFO info;
|
|
|
|
if (descr->style & LBS_MULTICOLUMN) return 0;
|
|
switch(LOWORD(wParam))
|
|
{
|
|
case SB_LINEUP:
|
|
LISTBOX_SetTopItem( wnd, descr, descr->top_item - 1, TRUE );
|
|
break;
|
|
case SB_LINEDOWN:
|
|
LISTBOX_SetTopItem( wnd, descr, descr->top_item + 1, TRUE );
|
|
break;
|
|
case SB_PAGEUP:
|
|
LISTBOX_SetTopItem( wnd, descr, descr->top_item -
|
|
LISTBOX_GetCurrentPageSize( wnd, descr ), TRUE );
|
|
break;
|
|
case SB_PAGEDOWN:
|
|
LISTBOX_SetTopItem( wnd, descr, descr->top_item +
|
|
LISTBOX_GetCurrentPageSize( wnd, descr ), TRUE );
|
|
break;
|
|
case SB_THUMBPOSITION:
|
|
LISTBOX_SetTopItem( wnd, descr, HIWORD(wParam), TRUE );
|
|
break;
|
|
case SB_THUMBTRACK:
|
|
info.cbSize = sizeof(info);
|
|
info.fMask = SIF_TRACKPOS;
|
|
GetScrollInfo32( wnd->hwndSelf, SB_VERT, &info );
|
|
LISTBOX_SetTopItem( wnd, descr, info.nTrackPos, TRUE );
|
|
break;
|
|
case SB_TOP:
|
|
LISTBOX_SetTopItem( wnd, descr, 0, TRUE );
|
|
break;
|
|
case SB_BOTTOM:
|
|
LISTBOX_SetTopItem( wnd, descr, descr->nb_items, TRUE );
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleHScroll
|
|
*/
|
|
static LRESULT LISTBOX_HandleHScroll( WND *wnd, LB_DESCR *descr,
|
|
WPARAM32 wParam, LPARAM lParam )
|
|
{
|
|
SCROLLINFO info;
|
|
INT32 page;
|
|
|
|
if (descr->style & LBS_MULTICOLUMN)
|
|
{
|
|
switch(LOWORD(wParam))
|
|
{
|
|
case SB_LINELEFT:
|
|
LISTBOX_SetTopItem( wnd, descr, descr->top_item-descr->page_size,
|
|
TRUE );
|
|
break;
|
|
case SB_LINERIGHT:
|
|
LISTBOX_SetTopItem( wnd, 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( wnd, 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( wnd, descr,
|
|
descr->top_item + page * descr->page_size, TRUE );
|
|
break;
|
|
case SB_THUMBPOSITION:
|
|
LISTBOX_SetTopItem( wnd, descr, HIWORD(wParam)*descr->page_size,
|
|
TRUE );
|
|
break;
|
|
case SB_THUMBTRACK:
|
|
info.cbSize = sizeof(info);
|
|
info.fMask = SIF_TRACKPOS;
|
|
GetScrollInfo32( wnd->hwndSelf, SB_VERT, &info );
|
|
LISTBOX_SetTopItem( wnd, descr, info.nTrackPos*descr->page_size,
|
|
TRUE );
|
|
break;
|
|
case SB_LEFT:
|
|
LISTBOX_SetTopItem( wnd, descr, 0, TRUE );
|
|
break;
|
|
case SB_RIGHT:
|
|
LISTBOX_SetTopItem( wnd, descr, descr->nb_items, TRUE );
|
|
break;
|
|
}
|
|
}
|
|
else if (descr->horz_extent)
|
|
{
|
|
switch(LOWORD(wParam))
|
|
{
|
|
case SB_LINELEFT:
|
|
LISTBOX_SetHorizontalPos( wnd, descr, descr->horz_pos - 1 );
|
|
break;
|
|
case SB_LINERIGHT:
|
|
LISTBOX_SetHorizontalPos( wnd, descr, descr->horz_pos + 1 );
|
|
break;
|
|
case SB_PAGELEFT:
|
|
LISTBOX_SetHorizontalPos( wnd, descr,
|
|
descr->horz_pos - descr->width );
|
|
break;
|
|
case SB_PAGERIGHT:
|
|
LISTBOX_SetHorizontalPos( wnd, descr,
|
|
descr->horz_pos + descr->width );
|
|
break;
|
|
case SB_THUMBPOSITION:
|
|
LISTBOX_SetHorizontalPos( wnd, descr, HIWORD(wParam) );
|
|
break;
|
|
case SB_THUMBTRACK:
|
|
info.cbSize = sizeof(info);
|
|
info.fMask = SIF_TRACKPOS;
|
|
GetScrollInfo32( wnd->hwndSelf, SB_HORZ, &info );
|
|
LISTBOX_SetHorizontalPos( wnd, descr, info.nTrackPos );
|
|
break;
|
|
case SB_LEFT:
|
|
LISTBOX_SetHorizontalPos( wnd, descr, 0 );
|
|
break;
|
|
case SB_RIGHT:
|
|
LISTBOX_SetHorizontalPos( wnd, descr,
|
|
descr->horz_extent - descr->width );
|
|
break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleLButtonDown
|
|
*/
|
|
static LRESULT LISTBOX_HandleLButtonDown( WND *wnd, LB_DESCR *descr,
|
|
WPARAM32 wParam, INT32 x, INT32 y )
|
|
{
|
|
INT32 index = LISTBOX_GetItemFromPoint( wnd, descr, x, y );
|
|
TRACE(listbox, "[%04x]: lbuttondown %d,%d item %d\n",
|
|
wnd->hwndSelf, x, y, index );
|
|
if (!descr->caret_on && (GetFocus32() == wnd->hwndSelf)) return 0;
|
|
if (index != -1)
|
|
{
|
|
if (descr->style & LBS_EXTENDEDSEL)
|
|
{
|
|
if (!(wParam & MK_SHIFT)) descr->anchor_item = index;
|
|
if (wParam & MK_CONTROL)
|
|
{
|
|
LISTBOX_SetCaretIndex( wnd, descr, index, FALSE );
|
|
LISTBOX_SetSelection( wnd, descr, index,
|
|
!descr->items[index].selected, FALSE );
|
|
}
|
|
else LISTBOX_MoveCaret( wnd, descr, index, FALSE );
|
|
}
|
|
else
|
|
{
|
|
LISTBOX_MoveCaret( wnd, descr, index, FALSE );
|
|
LISTBOX_SetSelection( wnd, descr, index,
|
|
(!(descr->style & LBS_MULTIPLESEL) ||
|
|
!descr->items[index].selected), FALSE );
|
|
}
|
|
}
|
|
|
|
if( !descr->lphc ) SetFocus32( wnd->hwndSelf );
|
|
else SetFocus32( (descr->lphc->hWndEdit) ? descr->lphc->hWndEdit
|
|
: descr->lphc->self->hwndSelf ) ;
|
|
|
|
SetCapture32( wnd->hwndSelf );
|
|
if (index != -1 && !descr->lphc)
|
|
{
|
|
if (descr->style & LBS_NOTIFY )
|
|
SendMessage32A( descr->owner, WM_LBTRACKPOINT, index,
|
|
MAKELPARAM( x, y ) );
|
|
if (wnd->dwExStyle & WS_EX_DRAGDETECT)
|
|
{
|
|
POINT32 pt = { x, y };
|
|
if (DragDetect32( wnd->hwndSelf, pt ))
|
|
SendMessage32A( descr->owner, WM_BEGINDRAG, 0, 0 );
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleLButtonUp
|
|
*/
|
|
static LRESULT LISTBOX_HandleLButtonUp( WND *wnd, LB_DESCR *descr )
|
|
{
|
|
if (LISTBOX_Timer != LB_TIMER_NONE)
|
|
KillSystemTimer32( wnd->hwndSelf, LB_TIMER_ID );
|
|
LISTBOX_Timer = LB_TIMER_NONE;
|
|
if (GetCapture32() == wnd->hwndSelf)
|
|
{
|
|
ReleaseCapture();
|
|
if (descr->style & LBS_NOTIFY)
|
|
SEND_NOTIFICATION( wnd, descr, LBN_SELCHANGE );
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleTimer
|
|
*
|
|
* Handle scrolling upon a timer event.
|
|
* Return TRUE if scrolling should continue.
|
|
*/
|
|
static LRESULT LISTBOX_HandleTimer( WND *wnd, LB_DESCR *descr,
|
|
INT32 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( wnd, 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( wnd, descr, index, FALSE );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleSystemTimer
|
|
*
|
|
* WM_SYSTIMER handler.
|
|
*/
|
|
static LRESULT LISTBOX_HandleSystemTimer( WND *wnd, LB_DESCR *descr )
|
|
{
|
|
if (!LISTBOX_HandleTimer( wnd, descr, descr->focus_item, LISTBOX_Timer ))
|
|
{
|
|
KillSystemTimer32( wnd->hwndSelf, LB_TIMER_ID );
|
|
LISTBOX_Timer = LB_TIMER_NONE;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleMouseMove
|
|
*
|
|
* WM_MOUSEMOVE handler.
|
|
*/
|
|
static void LISTBOX_HandleMouseMove( WND *wnd, LB_DESCR *descr,
|
|
INT32 x, INT32 y )
|
|
{
|
|
INT32 index;
|
|
TIMER_DIRECTION dir;
|
|
|
|
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 dir = LB_TIMER_NONE; /* inside */
|
|
}
|
|
else
|
|
{
|
|
if (y < 0) dir = LB_TIMER_UP; /* above */
|
|
else if (y >= descr->height) dir = LB_TIMER_DOWN; /* below */
|
|
else dir = LB_TIMER_NONE; /* inside */
|
|
}
|
|
|
|
index = LISTBOX_GetItemFromPoint( wnd, descr, x, y );
|
|
if (index == -1) index = descr->focus_item;
|
|
if (!LISTBOX_HandleTimer( wnd, descr, index, dir )) dir = LB_TIMER_NONE;
|
|
|
|
/* Start/stop the system timer */
|
|
|
|
if (dir != LB_TIMER_NONE)
|
|
SetSystemTimer32( wnd->hwndSelf, LB_TIMER_ID, LB_SCROLL_TIMEOUT, NULL);
|
|
else if (LISTBOX_Timer != LB_TIMER_NONE)
|
|
KillSystemTimer32( wnd->hwndSelf, LB_TIMER_ID );
|
|
LISTBOX_Timer = dir;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleKeyDown
|
|
*/
|
|
static LRESULT LISTBOX_HandleKeyDown( WND *wnd, LB_DESCR *descr, WPARAM32 wParam )
|
|
{
|
|
INT32 caret = -1;
|
|
if (descr->style & LBS_WANTKEYBOARDINPUT)
|
|
{
|
|
caret = SendMessage32A( descr->owner, WM_VKEYTOITEM,
|
|
MAKEWPARAM(LOWORD(wParam), descr->focus_item),
|
|
wnd->hwndSelf );
|
|
if (caret == -2) return 0;
|
|
}
|
|
if (caret == -1) switch(wParam)
|
|
{
|
|
case VK_LEFT:
|
|
if (descr->style & LBS_MULTICOLUMN)
|
|
{
|
|
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)
|
|
{
|
|
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)
|
|
{
|
|
INT32 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(wnd,descr)+1;
|
|
if (caret < 0) caret = 0;
|
|
break;
|
|
case VK_NEXT:
|
|
if (descr->style & LBS_MULTICOLUMN)
|
|
{
|
|
INT32 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(wnd,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( wnd, descr, descr->focus_item,
|
|
!descr->items[descr->focus_item].selected,
|
|
(descr->style & LBS_NOTIFY) != 0 );
|
|
}
|
|
else if (descr->selected_item == -1)
|
|
{
|
|
LISTBOX_SetSelection( wnd, descr, descr->focus_item, TRUE,
|
|
(descr->style & LBS_NOTIFY) != 0 );
|
|
}
|
|
break;
|
|
}
|
|
if (caret >= 0)
|
|
{
|
|
if ((descr->style & LBS_EXTENDEDSEL) &&
|
|
!(GetKeyState32( VK_SHIFT ) & 0x8000))
|
|
descr->anchor_item = caret;
|
|
LISTBOX_MoveCaret( wnd, descr, caret, TRUE );
|
|
if (descr->style & LBS_NOTIFY)
|
|
{
|
|
if( descr->lphc && CB_GETTYPE(descr->lphc) != CBS_SIMPLE )
|
|
{
|
|
/* make sure that combo parent doesn't hide us */
|
|
descr->lphc->wState |= CBF_NOROLLUP;
|
|
}
|
|
SEND_NOTIFICATION( wnd, descr, LBN_SELCHANGE );
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_HandleChar
|
|
*/
|
|
static LRESULT LISTBOX_HandleChar( WND *wnd, LB_DESCR *descr,
|
|
WPARAM32 wParam )
|
|
{
|
|
INT32 caret = -1;
|
|
char str[2] = { wParam & 0xff, '\0' };
|
|
|
|
if (descr->style & LBS_WANTKEYBOARDINPUT)
|
|
{
|
|
caret = SendMessage32A( descr->owner, WM_CHARTOITEM,
|
|
MAKEWPARAM(LOWORD(wParam), descr->focus_item),
|
|
wnd->hwndSelf );
|
|
if (caret == -2) return 0;
|
|
}
|
|
if (caret == -1)
|
|
caret = LISTBOX_FindString( wnd, descr, descr->focus_item, str, FALSE);
|
|
if (caret != -1)
|
|
{
|
|
LISTBOX_MoveCaret( wnd, descr, caret, TRUE );
|
|
if (descr->style & LBS_NOTIFY)
|
|
SEND_NOTIFICATION( wnd, descr, LBN_SELCHANGE );
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_Create
|
|
*/
|
|
static BOOL32 LISTBOX_Create( WND *wnd, LPHEADCOMBO lphc )
|
|
{
|
|
LB_DESCR *descr;
|
|
MEASUREITEMSTRUCT32 mis;
|
|
RECT32 rect;
|
|
|
|
if (!(descr = HeapAlloc( GetProcessHeap(), 0, sizeof(*descr) )))
|
|
return FALSE;
|
|
if (!(descr->heap = HeapCreate( 0, 0x10000, 0 )))
|
|
{
|
|
HeapFree( GetProcessHeap(), 0, descr );
|
|
return FALSE;
|
|
}
|
|
GetClientRect32( wnd->hwndSelf, &rect );
|
|
descr->owner = GetParent32( wnd->hwndSelf );
|
|
descr->style = wnd->dwStyle;
|
|
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 = (wnd->dwStyle & WS_HSCROLL) ? 1 : 0;
|
|
descr->horz_pos = 0;
|
|
descr->nb_tabs = 0;
|
|
descr->tabs = NULL;
|
|
descr->caret_on = TRUE;
|
|
descr->font = 0;
|
|
descr->locale = 0; /* FIXME */
|
|
descr->lphc = lphc;
|
|
|
|
if( lphc )
|
|
{
|
|
TRACE(combo,"[%04x]: resetting owner %04x -> %04x\n",
|
|
wnd->hwndSelf, descr->owner, lphc->self->hwndSelf );
|
|
descr->owner = lphc->self->hwndSelf;
|
|
}
|
|
|
|
*(LB_DESCR **)wnd->wExtra = 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( wnd, 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->RectButton.bottom - lphc->RectButton.top - 6;
|
|
}
|
|
else
|
|
{
|
|
UINT32 id = (descr->lphc ) ? ID_CB_LISTBOX : wnd->wIDmenu;
|
|
|
|
mis.CtlType = ODT_LISTBOX;
|
|
mis.CtlID = id;
|
|
mis.itemID = -1;
|
|
mis.itemWidth = 0;
|
|
mis.itemData = 0;
|
|
mis.itemHeight = descr->item_height;
|
|
SendMessage32A( descr->owner, WM_MEASUREITEM, id, (LPARAM)&mis );
|
|
descr->item_height = mis.itemHeight ? mis.itemHeight : 1;
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LISTBOX_Destroy
|
|
*/
|
|
static BOOL32 LISTBOX_Destroy( WND *wnd, LB_DESCR *descr )
|
|
{
|
|
LISTBOX_ResetContent( wnd, descr );
|
|
HeapDestroy( descr->heap );
|
|
HeapFree( GetProcessHeap(), 0, descr );
|
|
wnd->wExtra[0] = 0;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ListBoxWndProc
|
|
*/
|
|
LRESULT WINAPI ListBoxWndProc( HWND32 hwnd, UINT32 msg,
|
|
WPARAM32 wParam, LPARAM lParam )
|
|
{
|
|
LRESULT ret;
|
|
LB_DESCR *descr;
|
|
WND *wnd = WIN_FindWndPtr( hwnd );
|
|
|
|
if (!wnd) return 0;
|
|
if (!(descr = *(LB_DESCR **)wnd->wExtra))
|
|
{
|
|
if (msg == WM_CREATE)
|
|
{
|
|
if (!LISTBOX_Create( wnd, NULL )) return -1;
|
|
TRACE(listbox, "creating wnd=%04x descr=%p\n",
|
|
hwnd, *(LB_DESCR **)wnd->wExtra );
|
|
return 0;
|
|
}
|
|
/* Ignore all other messages before we get a WM_CREATE */
|
|
return DefWindowProc32A( hwnd, msg, wParam, lParam );
|
|
}
|
|
|
|
TRACE(listbox, "[%04x]: msg %s wp %08x lp %08lx\n",
|
|
wnd->hwndSelf, SPY_GetMsgName(msg), wParam, lParam );
|
|
switch(msg)
|
|
{
|
|
case LB_RESETCONTENT16:
|
|
case LB_RESETCONTENT32:
|
|
LISTBOX_ResetContent( wnd, descr );
|
|
return 0;
|
|
|
|
case LB_ADDSTRING16:
|
|
if (HAS_STRINGS(descr)) lParam = (LPARAM)PTR_SEG_TO_LIN(lParam);
|
|
/* fall through */
|
|
case LB_ADDSTRING32:
|
|
wParam = LISTBOX_FindStringPos( wnd, descr, (LPCSTR)lParam, FALSE );
|
|
return LISTBOX_InsertString( wnd, descr, wParam, (LPCSTR)lParam );
|
|
|
|
case LB_INSERTSTRING16:
|
|
if (HAS_STRINGS(descr)) lParam = (LPARAM)PTR_SEG_TO_LIN(lParam);
|
|
wParam = (INT32)(INT16)wParam;
|
|
/* fall through */
|
|
case LB_INSERTSTRING32:
|
|
return LISTBOX_InsertString( wnd, descr, wParam, (LPCSTR)lParam );
|
|
|
|
case LB_ADDFILE16:
|
|
if (HAS_STRINGS(descr)) lParam = (LPARAM)PTR_SEG_TO_LIN(lParam);
|
|
/* fall through */
|
|
case LB_ADDFILE32:
|
|
wParam = LISTBOX_FindFileStrPos( wnd, descr, (LPCSTR)lParam );
|
|
return LISTBOX_InsertString( wnd, descr, wParam, (LPCSTR)lParam );
|
|
|
|
case LB_DELETESTRING16:
|
|
case LB_DELETESTRING32:
|
|
return LISTBOX_RemoveItem( wnd, descr, wParam );
|
|
|
|
case LB_GETITEMDATA16:
|
|
case LB_GETITEMDATA32:
|
|
if (((INT32)wParam < 0) || ((INT32)wParam >= descr->nb_items))
|
|
return LB_ERR;
|
|
return descr->items[wParam].data;
|
|
|
|
case LB_SETITEMDATA16:
|
|
case LB_SETITEMDATA32:
|
|
if (((INT32)wParam < 0) || ((INT32)wParam >= descr->nb_items))
|
|
return LB_ERR;
|
|
descr->items[wParam].data = (DWORD)lParam;
|
|
return LB_OKAY;
|
|
|
|
case LB_GETCOUNT16:
|
|
case LB_GETCOUNT32:
|
|
return descr->nb_items;
|
|
|
|
case LB_GETTEXT16:
|
|
lParam = (LPARAM)PTR_SEG_TO_LIN(lParam);
|
|
/* fall through */
|
|
case LB_GETTEXT32:
|
|
return LISTBOX_GetText( wnd, descr, wParam, (LPSTR)lParam );
|
|
|
|
case LB_GETTEXTLEN16:
|
|
/* fall through */
|
|
case LB_GETTEXTLEN32:
|
|
if (wParam >= descr->nb_items) return LB_ERR;
|
|
return (HAS_STRINGS(descr) ? strlen(descr->items[wParam].str)
|
|
: sizeof(DWORD));
|
|
|
|
case LB_GETCURSEL16:
|
|
case LB_GETCURSEL32:
|
|
return descr->selected_item;
|
|
|
|
case LB_GETTOPINDEX16:
|
|
case LB_GETTOPINDEX32:
|
|
return descr->top_item;
|
|
|
|
case LB_GETITEMHEIGHT16:
|
|
case LB_GETITEMHEIGHT32:
|
|
return LISTBOX_GetItemHeight( wnd, descr, wParam );
|
|
|
|
case LB_SETITEMHEIGHT16:
|
|
lParam = LOWORD(lParam);
|
|
/* fall through */
|
|
case LB_SETITEMHEIGHT32:
|
|
return LISTBOX_SetItemHeight( wnd, descr, wParam, lParam );
|
|
|
|
case LB_ITEMFROMPOINT32:
|
|
{
|
|
POINT32 pt = { LOWORD(lParam), HIWORD(lParam) };
|
|
RECT32 rect = { 0, 0, descr->width, descr->height };
|
|
return MAKELONG( LISTBOX_GetItemFromPoint(wnd, descr, pt.x, pt.y),
|
|
PtInRect32( &rect, pt ) );
|
|
}
|
|
|
|
case LB_SETCARETINDEX16:
|
|
case LB_SETCARETINDEX32:
|
|
return LISTBOX_SetCaretIndex( wnd, descr, wParam, !lParam );
|
|
|
|
case LB_GETCARETINDEX16:
|
|
case LB_GETCARETINDEX32:
|
|
return descr->focus_item;
|
|
|
|
case LB_SETTOPINDEX16:
|
|
case LB_SETTOPINDEX32:
|
|
return LISTBOX_SetTopItem( wnd, descr, wParam, TRUE );
|
|
|
|
case LB_SETCOLUMNWIDTH16:
|
|
case LB_SETCOLUMNWIDTH32:
|
|
return LISTBOX_SetColumnWidth( wnd, descr, wParam );
|
|
|
|
case LB_GETITEMRECT16:
|
|
{
|
|
RECT32 rect;
|
|
ret = LISTBOX_GetItemRect( wnd, descr, (INT16)wParam, &rect );
|
|
CONV_RECT32TO16( &rect, (RECT16 *)PTR_SEG_TO_LIN(lParam) );
|
|
}
|
|
return ret;
|
|
|
|
case LB_GETITEMRECT32:
|
|
return LISTBOX_GetItemRect( wnd, descr, wParam, (RECT32 *)lParam );
|
|
|
|
case LB_FINDSTRING16:
|
|
wParam = (INT32)(INT16)wParam;
|
|
if (HAS_STRINGS(descr)) lParam = (LPARAM)PTR_SEG_TO_LIN(lParam);
|
|
/* fall through */
|
|
case LB_FINDSTRING32:
|
|
return LISTBOX_FindString( wnd, descr, wParam, (LPCSTR)lParam, FALSE );
|
|
|
|
case LB_FINDSTRINGEXACT16:
|
|
wParam = (INT32)(INT16)wParam;
|
|
if (HAS_STRINGS(descr)) lParam = (LPARAM)PTR_SEG_TO_LIN(lParam);
|
|
/* fall through */
|
|
case LB_FINDSTRINGEXACT32:
|
|
return LISTBOX_FindString( wnd, descr, wParam, (LPCSTR)lParam, TRUE );
|
|
|
|
case LB_SELECTSTRING16:
|
|
wParam = (INT32)(INT16)wParam;
|
|
if (HAS_STRINGS(descr)) lParam = (LPARAM)PTR_SEG_TO_LIN(lParam);
|
|
/* fall through */
|
|
case LB_SELECTSTRING32:
|
|
{
|
|
INT32 index = LISTBOX_FindString( wnd, descr, wParam,
|
|
(LPCSTR)lParam, FALSE );
|
|
if (index == LB_ERR) return LB_ERR;
|
|
LISTBOX_SetSelection( wnd, descr, index, TRUE, FALSE );
|
|
return index;
|
|
}
|
|
|
|
case LB_GETSEL16:
|
|
wParam = (INT32)(INT16)wParam;
|
|
/* fall through */
|
|
case LB_GETSEL32:
|
|
if (((INT32)wParam < 0) || ((INT32)wParam >= descr->nb_items))
|
|
return LB_ERR;
|
|
return descr->items[wParam].selected;
|
|
|
|
case LB_SETSEL16:
|
|
lParam = (INT32)(INT16)lParam;
|
|
/* fall through */
|
|
case LB_SETSEL32:
|
|
return LISTBOX_SetSelection( wnd, descr, lParam, wParam, FALSE );
|
|
|
|
case LB_SETCURSEL16:
|
|
wParam = (INT32)(INT16)wParam;
|
|
/* fall through */
|
|
case LB_SETCURSEL32:
|
|
if (wParam != -1) LISTBOX_MakeItemVisible( wnd, descr, wParam, TRUE );
|
|
return LISTBOX_SetSelection( wnd, descr, wParam, TRUE, FALSE );
|
|
|
|
case LB_GETSELCOUNT16:
|
|
case LB_GETSELCOUNT32:
|
|
return LISTBOX_GetSelCount( wnd, descr );
|
|
|
|
case LB_GETSELITEMS16:
|
|
return LISTBOX_GetSelItems16( wnd, descr, wParam,
|
|
(LPINT16)PTR_SEG_TO_LIN(lParam) );
|
|
|
|
case LB_GETSELITEMS32:
|
|
return LISTBOX_GetSelItems32( wnd, descr, wParam, (LPINT32)lParam );
|
|
|
|
case LB_SELITEMRANGE16:
|
|
case LB_SELITEMRANGE32:
|
|
if (LOWORD(lParam) <= HIWORD(lParam))
|
|
return LISTBOX_SelectItemRange( wnd, descr, LOWORD(lParam),
|
|
HIWORD(lParam), wParam );
|
|
else
|
|
return LISTBOX_SelectItemRange( wnd, descr, HIWORD(lParam),
|
|
LOWORD(lParam), wParam );
|
|
|
|
case LB_SELITEMRANGEEX16:
|
|
case LB_SELITEMRANGEEX32:
|
|
if ((INT32)lParam >= (INT32)wParam)
|
|
return LISTBOX_SelectItemRange( wnd, descr, wParam, lParam, TRUE );
|
|
else
|
|
return LISTBOX_SelectItemRange( wnd, descr, lParam, wParam, FALSE);
|
|
|
|
case LB_GETHORIZONTALEXTENT16:
|
|
case LB_GETHORIZONTALEXTENT32:
|
|
return descr->horz_extent;
|
|
|
|
case LB_SETHORIZONTALEXTENT16:
|
|
case LB_SETHORIZONTALEXTENT32:
|
|
return LISTBOX_SetHorizontalExtent( wnd, descr, wParam );
|
|
|
|
case LB_GETANCHORINDEX16:
|
|
case LB_GETANCHORINDEX32:
|
|
return descr->anchor_item;
|
|
|
|
case LB_SETANCHORINDEX16:
|
|
wParam = (INT32)(INT16)wParam;
|
|
/* fall through */
|
|
case LB_SETANCHORINDEX32:
|
|
if (((INT32)wParam < -1) || ((INT32)wParam >= descr->nb_items))
|
|
return LB_ERR;
|
|
descr->anchor_item = (INT32)wParam;
|
|
return LB_OKAY;
|
|
|
|
case LB_DIR16:
|
|
return LISTBOX_Directory( wnd, descr, wParam,
|
|
(LPCSTR)PTR_SEG_TO_LIN(lParam), FALSE );
|
|
|
|
case LB_DIR32:
|
|
return LISTBOX_Directory( wnd, descr, wParam, (LPCSTR)lParam, TRUE );
|
|
|
|
case LB_GETLOCALE32:
|
|
return descr->locale;
|
|
|
|
case LB_SETLOCALE32:
|
|
descr->locale = (LCID)wParam; /* FIXME: should check for valid lcid */
|
|
return LB_OKAY;
|
|
|
|
case LB_INITSTORAGE32:
|
|
return LISTBOX_InitStorage( wnd, descr, wParam, (DWORD)lParam );
|
|
|
|
case LB_SETCOUNT32:
|
|
return LISTBOX_SetCount( wnd, descr, (INT32)wParam );
|
|
|
|
case LB_SETTABSTOPS16:
|
|
return LISTBOX_SetTabStops( wnd, descr, (INT32)(INT16)wParam,
|
|
(LPINT32)PTR_SEG_TO_LIN(lParam), TRUE );
|
|
|
|
case LB_SETTABSTOPS32:
|
|
return LISTBOX_SetTabStops( wnd, descr, wParam,
|
|
(LPINT32)lParam, FALSE );
|
|
|
|
case LB_CARETON16:
|
|
case LB_CARETON32:
|
|
if (descr->caret_on) return LB_OKAY;
|
|
descr->caret_on = TRUE;
|
|
if ((descr->focus_item != -1) && (GetFocus32() == wnd->hwndSelf))
|
|
LISTBOX_RepaintItem( wnd, descr, descr->focus_item, ODA_FOCUS );
|
|
return LB_OKAY;
|
|
|
|
case LB_CARETOFF16:
|
|
case LB_CARETOFF32:
|
|
if (!descr->caret_on) return LB_OKAY;
|
|
descr->caret_on = FALSE;
|
|
if ((descr->focus_item != -1) && (GetFocus32() == wnd->hwndSelf))
|
|
LISTBOX_RepaintItem( wnd, descr, descr->focus_item, ODA_FOCUS );
|
|
return LB_OKAY;
|
|
|
|
case WM_DESTROY:
|
|
return LISTBOX_Destroy( wnd, descr );
|
|
|
|
case WM_ENABLE:
|
|
InvalidateRect32( hwnd, NULL, TRUE );
|
|
return 0;
|
|
|
|
case WM_SETREDRAW:
|
|
LISTBOX_SetRedraw( wnd, descr, wParam != 0 );
|
|
return 0;
|
|
|
|
case WM_GETDLGCODE:
|
|
return DLGC_WANTARROWS | DLGC_WANTCHARS;
|
|
|
|
case WM_PAINT:
|
|
{
|
|
PAINTSTRUCT32 ps;
|
|
HDC32 hdc = ( wParam ) ? ((HDC32)wParam)
|
|
: BeginPaint32( hwnd, &ps );
|
|
ret = LISTBOX_Paint( wnd, descr, hdc );
|
|
if( !wParam ) EndPaint32( hwnd, &ps );
|
|
}
|
|
return ret;
|
|
|
|
case WM_SIZE:
|
|
LISTBOX_UpdateSize( wnd, descr );
|
|
return 0;
|
|
|
|
case WM_GETFONT:
|
|
return descr->font;
|
|
|
|
case WM_SETFONT:
|
|
LISTBOX_SetFont( wnd, descr, (HFONT32)wParam );
|
|
if (lParam) InvalidateRect32( wnd->hwndSelf, 0, TRUE );
|
|
return 0;
|
|
|
|
case WM_SETFOCUS:
|
|
descr->caret_on = TRUE;
|
|
if (descr->focus_item != -1)
|
|
LISTBOX_RepaintItem( wnd, descr, descr->focus_item, ODA_FOCUS );
|
|
SEND_NOTIFICATION( wnd, descr, LBN_SETFOCUS );
|
|
return 0;
|
|
|
|
case WM_KILLFOCUS:
|
|
if ((descr->focus_item != -1) && descr->caret_on)
|
|
LISTBOX_RepaintItem( wnd, descr, descr->focus_item, ODA_FOCUS );
|
|
SEND_NOTIFICATION( wnd, descr, LBN_KILLFOCUS );
|
|
return 0;
|
|
|
|
case WM_HSCROLL:
|
|
return LISTBOX_HandleHScroll( wnd, descr, wParam, lParam );
|
|
|
|
case WM_VSCROLL:
|
|
return LISTBOX_HandleVScroll( wnd, descr, wParam, lParam );
|
|
|
|
case WM_LBUTTONDOWN:
|
|
return LISTBOX_HandleLButtonDown( wnd, descr, wParam,
|
|
(INT16)LOWORD(lParam),
|
|
(INT16)HIWORD(lParam) );
|
|
|
|
case WM_LBUTTONDBLCLK:
|
|
if (descr->style & LBS_NOTIFY)
|
|
SEND_NOTIFICATION( wnd, descr, LBN_DBLCLK );
|
|
return 0;
|
|
|
|
case WM_MOUSEMOVE:
|
|
if (GetCapture32() == hwnd)
|
|
LISTBOX_HandleMouseMove( wnd, descr, (INT16)LOWORD(lParam),
|
|
(INT16)HIWORD(lParam) );
|
|
return 0;
|
|
|
|
case WM_LBUTTONUP:
|
|
return LISTBOX_HandleLButtonUp( wnd, descr );
|
|
|
|
case WM_KEYDOWN:
|
|
return LISTBOX_HandleKeyDown( wnd, descr, wParam );
|
|
|
|
case WM_CHAR:
|
|
return LISTBOX_HandleChar( wnd, descr, wParam );
|
|
|
|
case WM_SYSTIMER:
|
|
return LISTBOX_HandleSystemTimer( wnd, descr );
|
|
|
|
case WM_ERASEBKGND:
|
|
if (IS_OWNERDRAW(descr))
|
|
{
|
|
RECT32 rect = { 0, 0, descr->width, descr->height };
|
|
HBRUSH32 hbrush = SendMessage32A( descr->owner, WM_CTLCOLORLISTBOX,
|
|
wParam, (LPARAM)wnd->hwndSelf );
|
|
if (hbrush) FillRect32( (HDC32)wParam, &rect, hbrush );
|
|
}
|
|
return 1;
|
|
|
|
case WM_DROPFILES:
|
|
if( !descr->lphc )
|
|
return SendMessage32A( descr->owner, msg, wParam, lParam );
|
|
break;
|
|
|
|
case WM_DROPOBJECT:
|
|
case WM_QUERYDROPOBJECT:
|
|
case WM_DRAGSELECT:
|
|
case WM_DRAGMOVE:
|
|
if( !descr->lphc )
|
|
{
|
|
LPDRAGINFO dragInfo = (LPDRAGINFO)PTR_SEG_TO_LIN( (SEGPTR)lParam );
|
|
dragInfo->l = LISTBOX_GetItemFromPoint( wnd, descr, dragInfo->pt.x,
|
|
dragInfo->pt.y );
|
|
return SendMessage32A( descr->owner, msg, wParam, lParam );
|
|
}
|
|
break;
|
|
|
|
case WM_NCCREATE:
|
|
if (TWEAK_WineLook > WIN31_LOOK)
|
|
wnd->dwExStyle |= WS_EX_CLIENTEDGE;
|
|
return DefWindowProc32A( hwnd, msg, wParam, lParam );
|
|
|
|
default:
|
|
if ((msg >= WM_USER) && (msg < 0xc000))
|
|
WARN(listbox, "[%04x]: unknown msg %04x wp %08x lp %08lx\n",
|
|
hwnd, msg, wParam, lParam );
|
|
return DefWindowProc32A( hwnd, msg, wParam, lParam );
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* COMBO_Directory
|
|
*/
|
|
LRESULT COMBO_Directory( LPHEADCOMBO lphc, UINT32 attrib, LPSTR dir, BOOL32 bLong)
|
|
{
|
|
WND *wnd = WIN_FindWndPtr( lphc->hWndLBox );
|
|
|
|
if( wnd )
|
|
{
|
|
LB_DESCR *descr = *(LB_DESCR **)wnd->wExtra;
|
|
if( descr )
|
|
{
|
|
LRESULT lRet = LISTBOX_Directory( wnd, descr, attrib, dir, bLong );
|
|
|
|
RedrawWindow32( lphc->self->hwndSelf, NULL, 0,
|
|
RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW );
|
|
return lRet;
|
|
}
|
|
}
|
|
return CB_ERR;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ComboLBWndProc
|
|
*
|
|
* NOTE: in Windows, winproc address of the ComboLBox is the same
|
|
* as that of the Listbox.
|
|
*/
|
|
LRESULT WINAPI ComboLBWndProc( HWND32 hwnd, UINT32 msg,
|
|
WPARAM32 wParam, LPARAM lParam )
|
|
{
|
|
LRESULT lRet = 0;
|
|
WND *wnd = WIN_FindWndPtr( hwnd );
|
|
|
|
if (wnd)
|
|
{
|
|
LB_DESCR *descr = *(LB_DESCR **)wnd->wExtra;
|
|
|
|
TRACE(combo, "[%04x]: msg %s wp %08x lp %08lx\n",
|
|
wnd->hwndSelf, SPY_GetMsgName(msg), wParam, lParam );
|
|
|
|
if( descr || msg == WM_CREATE )
|
|
{
|
|
LPHEADCOMBO lphc = (descr) ? descr->lphc : NULL;
|
|
|
|
switch( msg )
|
|
{
|
|
case WM_CREATE:
|
|
#define lpcs ((LPCREATESTRUCT32A)lParam)
|
|
TRACE(combo, "\tpassed parent handle = 0x%08x\n",
|
|
(UINT32)lpcs->lpCreateParams);
|
|
|
|
lphc = (LPHEADCOMBO)(lpcs->lpCreateParams);
|
|
#undef lpcs
|
|
return LISTBOX_Create( wnd, lphc );
|
|
|
|
case WM_LBUTTONDOWN:
|
|
return LISTBOX_HandleLButtonDown( wnd, descr, wParam,
|
|
(INT16)LOWORD(lParam), (INT16)HIWORD(lParam));
|
|
|
|
/* avoid activation at all costs */
|
|
|
|
case WM_MOUSEACTIVATE:
|
|
return MA_NOACTIVATE;
|
|
|
|
case WM_NCACTIVATE:
|
|
return FALSE;
|
|
|
|
case WM_KEYDOWN:
|
|
if( CB_GETTYPE(lphc) != 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 );
|
|
return 0;
|
|
}
|
|
}
|
|
return LISTBOX_HandleKeyDown( wnd, descr, wParam );
|
|
|
|
case LB_SETCURSEL16:
|
|
case LB_SETCURSEL32:
|
|
lRet = ListBoxWndProc( hwnd, msg, wParam, lParam );
|
|
return (lRet == LB_ERR) ? lRet : descr->selected_item;
|
|
|
|
case WM_NCDESTROY:
|
|
if( CB_GETTYPE(lphc) != CBS_SIMPLE )
|
|
lphc->hWndLBox = 0;
|
|
/* fall through */
|
|
|
|
default:
|
|
return ListBoxWndProc( hwnd, msg, wParam, lParam );
|
|
}
|
|
}
|
|
lRet = DefWindowProc32A( hwnd, msg, wParam, lParam );
|
|
|
|
TRACE(combo,"\t default on msg [%04x]\n", (UINT16)msg );
|
|
}
|
|
|
|
return lRet;
|
|
}
|
|
|