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Implement LBS_COMBOBOX, and make use of it. 

Better separation between the Listbox and Combobox.
Have a single set of wndprocs, just like Windows.
This commit is contained in:
Dimitrie O. Paun 2004-10-18 21:22:44 +00:00 committed by Alexandre Julliard
parent 823c418d8e
commit 134560e9e5
4 changed files with 101 additions and 194 deletions
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3
dlls/user/combo.c
View File

@ -70,6 +70,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(combo);
#define CB_OWNERDRAWN( lphc ) ((lphc)->dwStyle & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE))
#define CB_HASSTRINGS( lphc ) ((lphc)->dwStyle & CBS_HASSTRINGS)
#define CB_HWND( lphc ) ((lphc)->self)
#define CB_GETTYPE( lphc ) ((lphc)->dwStyle & (CBS_DROPDOWNLIST))
#define ISWIN31 (LOWORD(GetVersion()) == 0x0a03)
@ -566,7 +567,7 @@ static LRESULT COMBO_Create( HWND hwnd, LPHEADCOMBO lphc, HWND hwndParent, LONG
/* create listbox popup */
lbeStyle = (LBS_NOTIFY | WS_BORDER | WS_CLIPSIBLINGS | WS_CHILD) |
lbeStyle = (LBS_NOTIFY | LBS_COMBOBOX | WS_BORDER | WS_CLIPSIBLINGS | WS_CHILD) |
(style & (WS_VSCROLL | CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE));
if( lphc->dwStyle & CBS_SORT )

3
dlls/user/controls.h
View File

@ -113,9 +113,6 @@ typedef struct
INT editHeight; /* explicitly */
} HEADCOMBO,*LPHEADCOMBO;
/* Note, that CBS_DROPDOWNLIST style is actually (CBS_SIMPLE | CBS_DROPDOWN) */
#define CB_GETTYPE( lphc ) ((lphc)->dwStyle & (CBS_DROPDOWNLIST))
extern BOOL COMBO_FlipListbox( LPHEADCOMBO, BOOL, BOOL );
/* Dialog info structure */

282
dlls/user/listbox.c
View File

@ -29,9 +29,7 @@
* TODO:
* - GetListBoxInfo()
* - LB_GETLISTBOXINFO
* - LBS_COMBOBOX
* - LBS_NODATA
* - LBS_STANDARD
* - LB_SETLOCALE: some FIXMEs remain
* - LBS_USETABSTOPS: some FIXMEs remain
*/
@ -56,7 +54,6 @@
#include "win.h"
WINE_DEFAULT_DEBUG_CHANNEL(listbox);
WINE_DECLARE_DEBUG_CHANNEL(combo);
/* Items array granularity */
#define LB_ARRAY_GRANULARITY 16
@ -137,8 +134,6 @@ typedef enum
static TIMER_DIRECTION LISTBOX_Timer = LB_TIMER_NONE;
static LRESULT WINAPI ComboLBWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );
static LRESULT WINAPI ComboLBWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );
static LRESULT WINAPI ListBoxWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );
static LRESULT WINAPI ListBoxWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam );
@ -166,8 +161,8 @@ const struct builtin_class_descr COMBOLBOX_builtin_class =
{
"ComboLBox", /* name */
CS_DBLCLKS | CS_SAVEBITS, /* style */
ComboLBWndProcA, /* procA */
ComboLBWndProcW, /* procW */
ListBoxWndProcA, /* procA */
ListBoxWndProcW, /* procW */
sizeof(LB_DESCR *), /* extra */
IDC_ARROW, /* cursor */
0 /* brush */
@ -2494,7 +2489,7 @@ static BOOL LISTBOX_Create( HWND hwnd, LPHEADCOMBO lphc )
if( lphc )
{
TRACE_(combo)("[%p]: resetting owner %p -> %p\n", hwnd, descr->owner, lphc->self );
TRACE("[%p]: resetting owner %p -> %p\n", hwnd, descr->owner, lphc->self );
descr->owner = lphc->self;
}
@ -2553,23 +2548,29 @@ static LRESULT WINAPI ListBoxWndProc_common( HWND hwnd, UINT msg,
{
LRESULT ret;
LB_DESCR *descr;
LPHEADCOMBO lphc = 0;
if (!(descr = (LB_DESCR *)GetWindowLongA( hwnd, 0 )))
if (!IsWindow(hwnd)) return 0;
if (!(descr = (LB_DESCR *)GetWindowLongW( hwnd, 0 )))
{
if (msg == WM_CREATE)
{
if (!LISTBOX_Create( hwnd, NULL ))
return -1;
TRACE("creating wnd=%p descr=%lx\n", hwnd, GetWindowLongA( hwnd, 0 ) );
CREATESTRUCTW *lpcs = (CREATESTRUCTW *)lParam;
if (lpcs->style & LBS_COMBOBOX) lphc = (LPHEADCOMBO)lpcs->lpCreateParams;
if (!LISTBOX_Create( hwnd, lphc )) return -1;
TRACE("creating wnd=%p descr=%lx\n", hwnd, GetWindowLongW( hwnd, 0 ) );
return 0;
}
/* Ignore all other messages before we get a WM_CREATE */
return unicode ? DefWindowProcW( hwnd, msg, wParam, lParam ) :
DefWindowProcA( hwnd, msg, wParam, lParam );
}
if (descr->style & LBS_COMBOBOX) lphc = descr->lphc;
TRACE("[%p]: msg %s wp %08x lp %08lx\n",
hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam );
switch(msg)
{
case LB_RESETCONTENT16:
@ -2864,7 +2865,9 @@ static LRESULT WINAPI ListBoxWndProc_common( HWND hwnd, UINT msg,
case LB_SETCURSEL:
if (IS_MULTISELECT(descr)) return LB_ERR;
LISTBOX_SetCaretIndex( hwnd, descr, wParam, TRUE );
return LISTBOX_SetSelection( hwnd, descr, wParam, TRUE, FALSE );
ret = LISTBOX_SetSelection( hwnd, descr, wParam, TRUE, FALSE );
if (lphc && ret != LB_ERR) ret = descr->selected_item;
return ret;
case LB_GETSELCOUNT16:
case LB_GETSELCOUNT:
@ -3028,21 +3031,88 @@ static LRESULT WINAPI ListBoxWndProc_common( HWND hwnd, UINT msg,
return DefWindowProcW( hwnd, msg, wParam, lParam );
return LISTBOX_HandleMouseWheel( hwnd, descr, wParam );
case WM_LBUTTONDOWN:
if (lphc)
return LISTBOX_HandleLButtonDownCombo(hwnd, descr, msg, wParam,
(INT16)LOWORD(lParam),
(INT16)HIWORD(lParam) );
return LISTBOX_HandleLButtonDown( hwnd, descr, wParam,
(INT16)LOWORD(lParam),
(INT16)HIWORD(lParam) );
case WM_LBUTTONDBLCLK:
if (lphc)
return LISTBOX_HandleLButtonDownCombo(hwnd, descr, msg, wParam,
(INT16)LOWORD(lParam),
(INT16)HIWORD(lParam) );
if (descr->style & LBS_NOTIFY)
SEND_NOTIFICATION( hwnd, descr, LBN_DBLCLK );
return 0;
case WM_MOUSEMOVE:
if (GetCapture() == hwnd)
if ( lphc && ((lphc->dwStyle & CBS_DROPDOWNLIST) != CBS_SIMPLE) )
{
BOOL captured = descr->captured;
POINT mousePos;
RECT clientRect;
mousePos.x = (INT16)LOWORD(lParam);
mousePos.y = (INT16)HIWORD(lParam);
/*
* If we are in a dropdown combobox, we simulate that
* the mouse is captured to show the tracking of the item.
*/
if (GetClientRect(hwnd, &clientRect) && PtInRect( &clientRect, mousePos ))
descr->captured = TRUE;
LISTBOX_HandleMouseMove( hwnd, descr, mousePos.x, mousePos.y);
descr->captured = captured;
}
else if (GetCapture() == hwnd)
{
LISTBOX_HandleMouseMove( hwnd, descr, (INT16)LOWORD(lParam),
(INT16)HIWORD(lParam) );
}
return 0;
case WM_LBUTTONUP:
if (lphc)
{
POINT mousePos;
RECT clientRect;
/*
* If the mouse button "up" is not in the listbox,
* we make sure there is no selection by re-selecting the
* item that was selected when the listbox was made visible.
*/
mousePos.x = (INT16)LOWORD(lParam);
mousePos.y = (INT16)HIWORD(lParam);
GetClientRect(hwnd, &clientRect);
/*
* When the user clicks outside the combobox and the focus
* is lost, the owning combobox will send a fake buttonup with
* 0xFFFFFFF as the mouse location, we must also revert the
* selection to the original selection.
*/
if ( (lParam == (LPARAM)-1) || (!PtInRect( &clientRect, mousePos )) )
LISTBOX_MoveCaret( hwnd, descr, lphc->droppedIndex, FALSE );
}
return LISTBOX_HandleLButtonUp( hwnd, descr );
case WM_KEYDOWN:
if( lphc && (lphc->dwStyle & CBS_DROPDOWNLIST) != CBS_SIMPLE )
{
/* for some reason Windows makes it possible to
* show/hide ComboLBox by sending it WM_KEYDOWNs */
if( (!(lphc->wState & CBF_EUI) && wParam == VK_F4) ||
( (lphc->wState & CBF_EUI) && !(lphc->wState & CBF_DROPPED)
&& (wParam == VK_DOWN || wParam == VK_UP)) )
{
COMBO_FlipListbox( lphc, FALSE, FALSE );
return 0;
}
}
return LISTBOX_HandleKeyDown( hwnd, descr, wParam );
case WM_CHAR:
{
@ -3075,30 +3145,34 @@ static LRESULT WINAPI ListBoxWndProc_common( HWND hwnd, UINT msg,
}
return 1;
case WM_DROPFILES:
if( !descr->lphc )
if( lphc ) return 0;
return unicode ? SendMessageW( descr->owner, msg, wParam, lParam ) :
SendMessageA( descr->owner, msg, wParam, lParam );
case WM_NCDESTROY:
if( lphc && (lphc->dwStyle & CBS_DROPDOWNLIST) != CBS_SIMPLE )
lphc->hWndLBox = 0;
break;
case WM_NCACTIVATE:
if (lphc) return 0;
break;
default:
if ((msg >= WM_USER) && (msg < 0xc000))
WARN("[%p]: unknown msg %04x wp %08x lp %08lx\n",
hwnd, msg, wParam, lParam );
}
return unicode ? DefWindowProcW( hwnd, msg, wParam, lParam ) :
DefWindowProcA( hwnd, msg, wParam, lParam );
}
return 0;
}
/***********************************************************************
* ListBoxWndProcA
*
* This is just a wrapper for the real wndproc, it only does window locking
* and unlocking.
*/
static LRESULT WINAPI ListBoxWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
if (!IsWindow(hwnd)) return 0;
return ListBoxWndProc_common( hwnd, msg, wParam, lParam, FALSE );
}
@ -3107,171 +3181,5 @@ static LRESULT WINAPI ListBoxWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARA
*/
static LRESULT WINAPI ListBoxWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
if (!IsWindow(hwnd)) return 0;
return ListBoxWndProc_common( hwnd, msg, wParam, lParam, TRUE );
}
/***********************************************************************
* ComboLBWndProc_common
*
* The real combo listbox wndproc
*/
static LRESULT WINAPI ComboLBWndProc_common( HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam, BOOL unicode )
{
LRESULT lRet = 0;
LB_DESCR *descr;
LPHEADCOMBO lphc;
if (!(descr = (LB_DESCR *)GetWindowLongA( hwnd, 0 )))
{
if (msg == WM_CREATE)
{
CREATESTRUCTA *lpcs = (CREATESTRUCTA *)lParam;
TRACE_(combo)("\tpassed parent handle = %p\n",lpcs->lpCreateParams);
lphc = (LPHEADCOMBO)(lpcs->lpCreateParams);
return LISTBOX_Create( hwnd, lphc );
}
/* Ignore all other messages before we get a WM_CREATE */
return unicode ? DefWindowProcW( hwnd, msg, wParam, lParam ) :
DefWindowProcA( hwnd, msg, wParam, lParam );
}
TRACE_(combo)("[%p]: msg %s wp %08x lp %08lx\n",
hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam );
if ((lphc = descr->lphc) != NULL)
{
switch( msg )
{
case WM_MOUSEMOVE:
if ( (CB_GETTYPE(lphc) != CBS_SIMPLE) )
{
POINT mousePos;
BOOL captured;
RECT clientRect;
mousePos.x = (INT16)LOWORD(lParam);
mousePos.y = (INT16)HIWORD(lParam);
/*
* If we are in a dropdown combobox, we simulate that
* the mouse is captured to show the tracking of the item.
*/
GetClientRect(hwnd, &clientRect);
if (PtInRect( &clientRect, mousePos ))
{
captured = descr->captured;
descr->captured = TRUE;
LISTBOX_HandleMouseMove( hwnd, descr,
mousePos.x, mousePos.y);
descr->captured = captured;
}
else
{
LISTBOX_HandleMouseMove( hwnd, descr,
mousePos.x, mousePos.y);
}
return 0;
}
break;
case WM_LBUTTONUP:
{
POINT mousePos;
RECT clientRect;
/*
* If the mouse button "up" is not in the listbox,
* we make sure there is no selection by re-selecting the
* item that was selected when the listbox was made visible.
*/
mousePos.x = (INT16)LOWORD(lParam);
mousePos.y = (INT16)HIWORD(lParam);
GetClientRect(hwnd, &clientRect);
/*
* When the user clicks outside the combobox and the focus
* is lost, the owning combobox will send a fake buttonup with
* 0xFFFFFFF as the mouse location, we must also revert the
* selection to the original selection.
*/
if ( (lParam == (LPARAM)-1) ||
(!PtInRect( &clientRect, mousePos )) )
{
LISTBOX_MoveCaret( hwnd, descr, lphc->droppedIndex, FALSE );
}
}
return LISTBOX_HandleLButtonUp( hwnd, descr );
case WM_LBUTTONDBLCLK:
case WM_LBUTTONDOWN:
return LISTBOX_HandleLButtonDownCombo(hwnd, descr, msg, wParam,
(INT16)LOWORD(lParam),
(INT16)HIWORD(lParam) );
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, FALSE );
return 0;
}
}
return LISTBOX_HandleKeyDown( hwnd, descr, wParam );
case LB_SETCURSEL16:
case LB_SETCURSEL:
lRet = unicode ? ListBoxWndProcW( hwnd, msg, wParam, lParam ) :
ListBoxWndProcA( hwnd, msg, wParam, lParam );
lRet =(lRet == LB_ERR) ? lRet : descr->selected_item;
return lRet;
case WM_NCDESTROY:
if( CB_GETTYPE(lphc) != CBS_SIMPLE )
lphc->hWndLBox = 0;
break;
}
}
/* default handling: call listbox wnd proc */
lRet = unicode ? ListBoxWndProcW( hwnd, msg, wParam, lParam ) :
ListBoxWndProcA( hwnd, msg, wParam, lParam );
TRACE_(combo)("\t default on msg [%04x]\n", (UINT16)msg );
return lRet;
}
/***********************************************************************
* ComboLBWndProcA
*
* NOTE: in Windows, winproc address of the ComboLBox is the same
* as that of the Listbox.
*/
LRESULT WINAPI ComboLBWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
if (!IsWindow(hwnd)) return 0;
return ComboLBWndProc_common( hwnd, msg, wParam, lParam, FALSE );
}
/***********************************************************************
* ComboLBWndProcW
*/
LRESULT WINAPI ComboLBWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
if (!IsWindow(hwnd)) return 0;
return ComboLBWndProc_common( hwnd, msg, wParam, lParam, TRUE );
}

1
include/winuser.h
View File

@ -2164,6 +2164,7 @@ typedef const SCROLLINFO *LPCSCROLLINFO;
#define LBS_DISABLENOSCROLL 0x1000
#define LBS_NODATA 0x2000
#define LBS_NOSEL 0x4000
#define LBS_COMBOBOX 0x8000
#define LBS_STANDARD (LBS_NOTIFY | LBS_SORT | WS_VSCROLL | WS_BORDER)
/* Listbox messages */