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wine/dlls/win32u/defwnd.c
Alexandre Julliard b26d127897 user32: Return a proper NTSTATUS in all user callbacks.
2024-01-19 14:30:59 +01:00

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/*
* Default window procedure
*
* Copyright 1993, 1996 Alexandre Julliard
* Copyright 1995 Alex Korobka
* Copyright 2022 Jacek Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#if 0
#pragma makedep unix
#endif
#include "ntgdi_private.h"
#include "ntuser_private.h"
#include "wine/server.h"
WINE_DEFAULT_DEBUG_CHANNEL(win);
#define DRAG_FILE 0x454c4946
/* bits in the dwKeyData */
#define KEYDATA_ALT 0x2000
#define KEYDATA_PREVSTATE 0x4000
static short f10_key = 0;
static short menu_sys_key = 0;
static BOOL has_dialog_frame( UINT style, UINT ex_style )
{
return (ex_style & WS_EX_DLGMODALFRAME) || ((style & WS_DLGFRAME) && !(style & WS_THICKFRAME));
}
static BOOL has_thick_frame( UINT style, UINT ex_style )
{
return (style & WS_THICKFRAME) && (style & (WS_DLGFRAME|WS_BORDER)) != WS_DLGFRAME;
}
static BOOL has_thin_frame( UINT style )
{
return (style & WS_BORDER) || !(style & (WS_CHILD | WS_POPUP));
}
static BOOL has_big_frame( UINT style, UINT ex_style )
{
return (style & (WS_THICKFRAME | WS_DLGFRAME)) || (ex_style & WS_EX_DLGMODALFRAME);
}
static BOOL has_static_outer_frame( UINT ex_style )
{
return (ex_style & (WS_EX_STATICEDGE|WS_EX_DLGMODALFRAME)) == WS_EX_STATICEDGE;
}
static BOOL has_menu( HWND hwnd, UINT style )
{
return (style & (WS_CHILD | WS_POPUP)) != WS_CHILD && get_menu( hwnd );
}
void fill_rect( HDC dc, const RECT *rect, HBRUSH hbrush )
{
HBRUSH prev_brush;
if (hbrush <= (HBRUSH)(COLOR_MENUBAR + 1)) hbrush = get_sys_color_brush( HandleToULong(hbrush) - 1 );
prev_brush = NtGdiSelectBrush( dc, hbrush );
NtGdiPatBlt( dc, rect->left, rect->top, rect->right - rect->left, rect->bottom - rect->top, PATCOPY );
if (prev_brush) NtGdiSelectBrush( dc, prev_brush );
}
/* see DrawFocusRect */
static BOOL draw_focus_rect( HDC hdc, const RECT *rc )
{
DWORD prev_draw_mode, prev_bk_mode;
HPEN prev_pen, pen;
HBRUSH prev_brush;
prev_brush = NtGdiSelectBrush(hdc, GetStockObject(NULL_BRUSH));
pen = NtGdiExtCreatePen( PS_COSMETIC|PS_ALTERNATE, 1, BS_SOLID,
0, 0, 0, 0, NULL, 0, FALSE, NULL );
prev_pen = NtGdiSelectPen(hdc, pen);
NtGdiGetAndSetDCDword( hdc, NtGdiSetROP2, R2_NOT, &prev_draw_mode );
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkMode, TRANSPARENT, &prev_bk_mode );
NtGdiRectangle( hdc, rc->left, rc->top, rc->right, rc->bottom );
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkMode, prev_bk_mode, NULL );
NtGdiGetAndSetDCDword( hdc, NtGdiSetROP2, prev_draw_mode, NULL );
NtGdiSelectPen( hdc, prev_pen );
NtGdiDeleteObjectApp( pen );
NtGdiSelectBrush( hdc, prev_brush );
return TRUE;
}
static const signed char lt_inner_normal[] = {
-1, -1, -1, -1,
-1, COLOR_BTNHIGHLIGHT, COLOR_BTNHIGHLIGHT, -1,
-1, COLOR_3DDKSHADOW, COLOR_3DDKSHADOW, -1,
-1, -1, -1, -1
};
static const signed char lt_outer_normal[] = {
-1, COLOR_3DLIGHT, COLOR_BTNSHADOW, -1,
COLOR_BTNHIGHLIGHT, COLOR_3DLIGHT, COLOR_BTNSHADOW, -1,
COLOR_3DDKSHADOW, COLOR_3DLIGHT, COLOR_BTNSHADOW, -1,
-1, COLOR_3DLIGHT, COLOR_BTNSHADOW, -1
};
static const signed char rb_inner_normal[] = {
-1, -1, -1, -1,
-1, COLOR_BTNSHADOW, COLOR_BTNSHADOW, -1,
-1, COLOR_3DLIGHT, COLOR_3DLIGHT, -1,
-1, -1, -1, -1
};
static const signed char rb_outer_normal[] = {
-1, COLOR_3DDKSHADOW, COLOR_BTNHIGHLIGHT, -1,
COLOR_BTNSHADOW, COLOR_3DDKSHADOW, COLOR_BTNHIGHLIGHT, -1,
COLOR_3DLIGHT, COLOR_3DDKSHADOW, COLOR_BTNHIGHLIGHT, -1,
-1, COLOR_3DDKSHADOW, COLOR_BTNHIGHLIGHT, -1
};
static const signed char ltrb_outer_mono[] = {
-1, COLOR_WINDOWFRAME, COLOR_WINDOWFRAME, COLOR_WINDOWFRAME,
COLOR_WINDOW, COLOR_WINDOWFRAME, COLOR_WINDOWFRAME, COLOR_WINDOWFRAME,
COLOR_WINDOW, COLOR_WINDOWFRAME, COLOR_WINDOWFRAME, COLOR_WINDOWFRAME,
COLOR_WINDOW, COLOR_WINDOWFRAME, COLOR_WINDOWFRAME, COLOR_WINDOWFRAME,
};
static const signed char ltrb_inner_mono[] = {
-1, -1, -1, -1,
-1, COLOR_WINDOW, COLOR_WINDOW, COLOR_WINDOW,
-1, COLOR_WINDOW, COLOR_WINDOW, COLOR_WINDOW,
-1, COLOR_WINDOW, COLOR_WINDOW, COLOR_WINDOW,
};
BOOL draw_rect_edge( HDC hdc, RECT *rc, UINT type, UINT flags, UINT width )
{
int lbi_offset = 0, lti_offset = 0, rti_offset = 0, rbi_offset = 0;
signed char lt_inner, lt_outer, rb_inner, rb_outer;
HBRUSH lti_brush, lto_brush, rbi_brush, rbo_brush;
RECT inner_rect = *rc, rect;
BOOL retval;
retval = !((type & BDR_INNER) == BDR_INNER || (type & BDR_OUTER) == BDR_OUTER) &&
!(flags & (BF_FLAT|BF_MONO));
lti_brush = lto_brush = rbi_brush = rbo_brush = GetStockObject( NULL_BRUSH );
/* Determine the colors of the edges */
lt_inner = lt_inner_normal[type & (BDR_INNER|BDR_OUTER)];
lt_outer = lt_outer_normal[type & (BDR_INNER|BDR_OUTER)];
rb_inner = rb_inner_normal[type & (BDR_INNER|BDR_OUTER)];
rb_outer = rb_outer_normal[type & (BDR_INNER|BDR_OUTER)];
if ((flags & BF_BOTTOMLEFT) == BF_BOTTOMLEFT) lbi_offset = width;
if ((flags & BF_TOPRIGHT) == BF_TOPRIGHT) rti_offset = width;
if ((flags & BF_BOTTOMRIGHT) == BF_BOTTOMRIGHT) rbi_offset = width;
if ((flags & BF_TOPLEFT) == BF_TOPLEFT) lti_offset = width;
if (lt_inner != -1) lti_brush = get_sys_color_brush( lt_inner );
if (lt_outer != -1) lto_brush = get_sys_color_brush( lt_outer );
if (rb_inner != -1) rbi_brush = get_sys_color_brush( rb_inner );
if (rb_outer != -1) rbo_brush = get_sys_color_brush( rb_outer );
/* Draw the outer edge */
if (flags & BF_TOP)
{
rect = inner_rect;
rect.bottom = rect.top + width;
fill_rect( hdc, &rect, lto_brush );
}
if (flags & BF_LEFT)
{
rect = inner_rect;
rect.right = rect.left + width;
fill_rect( hdc, &rect, lto_brush );
}
if (flags & BF_BOTTOM)
{
rect = inner_rect;
rect.top = rect.bottom - width;
fill_rect( hdc, &rect, rbo_brush );
}
if (flags & BF_RIGHT)
{
rect = inner_rect;
rect.left = rect.right - width;
fill_rect( hdc, &rect, rbo_brush );
}
/* Draw the inner edge */
if (flags & BF_TOP)
{
SetRect( &rect, inner_rect.left + lti_offset, inner_rect.top + width,
inner_rect.right - rti_offset, inner_rect.top + 2 * width );
fill_rect( hdc, &rect, lti_brush );
}
if (flags & BF_LEFT)
{
SetRect( &rect, inner_rect.left + width, inner_rect.top + lti_offset,
inner_rect.left + 2 * width, inner_rect.bottom - lbi_offset );
fill_rect( hdc, &rect, lti_brush );
}
if (flags & BF_BOTTOM)
{
SetRect( &rect, inner_rect.left + lbi_offset, inner_rect.bottom - 2 * width,
inner_rect.right - rbi_offset, inner_rect.bottom - width );
fill_rect( hdc, &rect, rbi_brush );
}
if (flags & BF_RIGHT)
{
SetRect( &rect, inner_rect.right - 2 * width, inner_rect.top + rti_offset,
inner_rect.right - width, inner_rect.bottom - rbi_offset );
fill_rect( hdc, &rect, rbi_brush );
}
if (((flags & BF_MIDDLE) && retval) || (flags & BF_ADJUST))
{
int add = (ltrb_inner_mono[type & (BDR_INNER|BDR_OUTER)] != -1 ? width : 0)
+ (ltrb_outer_mono[type & (BDR_INNER|BDR_OUTER)] != -1 ? width : 0);
if (flags & BF_LEFT) inner_rect.left += add;
if (flags & BF_RIGHT) inner_rect.right -= add;
if (flags & BF_TOP) inner_rect.top += add;
if (flags & BF_BOTTOM) inner_rect.bottom -= add;
if ((flags & BF_MIDDLE) && retval)
{
fill_rect( hdc, &inner_rect, get_sys_color_brush( flags & BF_MONO ?
COLOR_WINDOW : COLOR_BTNFACE ));
}
if (flags & BF_ADJUST) *rc = inner_rect;
}
return retval;
}
/***********************************************************************
* AdjustWindowRectEx (win32u.so)
*/
BOOL WINAPI AdjustWindowRectEx( RECT *rect, DWORD style, BOOL menu, DWORD ex_style )
{
NONCLIENTMETRICSW ncm;
int adjust = 0;
ncm.cbSize = sizeof(ncm);
NtUserSystemParametersInfo( SPI_GETNONCLIENTMETRICS, 0, &ncm, 0 );
if ((ex_style & (WS_EX_STATICEDGE|WS_EX_DLGMODALFRAME)) == WS_EX_STATICEDGE)
adjust = 1; /* for the outer frame always present */
else if ((ex_style & WS_EX_DLGMODALFRAME) || (style & (WS_THICKFRAME|WS_DLGFRAME)))
adjust = 2; /* outer */
if (style & WS_THICKFRAME)
adjust += ncm.iBorderWidth + ncm.iPaddedBorderWidth; /* The resize border */
if ((style & (WS_BORDER|WS_DLGFRAME)) || (ex_style & WS_EX_DLGMODALFRAME))
adjust++; /* The other border */
InflateRect( rect, adjust, adjust );
if ((style & WS_CAPTION) == WS_CAPTION)
{
if (ex_style & WS_EX_TOOLWINDOW)
rect->top -= ncm.iSmCaptionHeight + 1;
else
rect->top -= ncm.iCaptionHeight + 1;
}
if (menu) rect->top -= ncm.iMenuHeight + 1;
if (ex_style & WS_EX_CLIENTEDGE)
InflateRect( rect, get_system_metrics(SM_CXEDGE), get_system_metrics(SM_CYEDGE) );
return TRUE;
}
static BOOL set_window_text( HWND hwnd, const void *text, BOOL ansi )
{
static const WCHAR emptyW[] = { 0 };
WCHAR *str;
WND *win;
/* check for string, as static icons, bitmaps (SS_ICON, SS_BITMAP)
* may have child window IDs instead of window name */
if (text && IS_INTRESOURCE(text)) return FALSE;
if (text)
{
if (ansi) str = towstr( text );
else str = wcsdup( text );
if (!str) return FALSE;
}
else str = NULL;
TRACE( "%s\n", debugstr_w(str) );
if (!(win = get_win_ptr( hwnd )))
{
free( str );
return FALSE;
}
free( win->text );
win->text = str;
SERVER_START_REQ( set_window_text )
{
req->handle = wine_server_user_handle( hwnd );
if (str) wine_server_add_data( req, str, lstrlenW( str ) * sizeof(WCHAR) );
wine_server_call( req );
}
SERVER_END_REQ;
release_win_ptr( win );
user_driver->pSetWindowText( hwnd, str ? str : emptyW );
return TRUE;
}
static int get_window_text( HWND hwnd, WCHAR *str, int count )
{
int ret;
if (is_current_process_window( hwnd ))
{
/* FIXME: use packed send message */
ret = send_message( hwnd, WM_GETTEXT, count, (LPARAM)str );
}
else
{
/* when window belongs to other process, don't send a message */
ret = NtUserInternalGetWindowText( hwnd, str, count );
}
return ret;
}
static HICON get_window_icon( HWND hwnd, WPARAM type )
{
HICON ret;
WND *win;
if (!(win = get_win_ptr( hwnd ))) return 0;
switch(type)
{
case ICON_SMALL:
ret = win->hIconSmall;
break;
case ICON_BIG:
ret = win->hIcon;
break;
case ICON_SMALL2:
ret = win->hIconSmall ? win->hIconSmall : win->hIconSmall2;
break;
default:
ret = 0;
break;
}
release_win_ptr( win );
return ret;
}
static HICON set_window_icon( HWND hwnd, WPARAM type, HICON icon )
{
HICON ret = 0;
WND *win;
if (!(win = get_win_ptr( hwnd ))) return 0;
switch (type)
{
case ICON_SMALL:
ret = win->hIconSmall;
if (ret && !icon && win->hIcon)
{
win->hIconSmall2 = CopyImage( win->hIcon, IMAGE_ICON,
get_system_metrics( SM_CXSMICON ),
get_system_metrics( SM_CYSMICON ), 0 );
}
else if (icon && win->hIconSmall2)
{
NtUserDestroyCursor( win->hIconSmall2, 0 );
win->hIconSmall2 = NULL;
}
win->hIconSmall = icon;
break;
case ICON_BIG:
ret = win->hIcon;
if (win->hIconSmall2)
{
NtUserDestroyCursor( win->hIconSmall2, 0 );
win->hIconSmall2 = NULL;
}
if (icon && !win->hIconSmall)
{
win->hIconSmall2 = CopyImage( icon, IMAGE_ICON,
get_system_metrics( SM_CXSMICON ),
get_system_metrics( SM_CYSMICON ), 0 );
}
win->hIcon = icon;
break;
}
release_win_ptr( win );
user_driver->pSetWindowIcon( hwnd, type, icon );
return ret;
}
static LRESULT handle_set_cursor( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
UINT cursor_id = IDC_ARROW;
HCURSOR cursor;
hwnd = get_full_window_handle( (HWND)wparam );
switch((short)LOWORD( lparam ))
{
case HTERROR:
{
WORD msg = HIWORD( lparam );
if (msg == WM_LBUTTONDOWN || msg == WM_MBUTTONDOWN ||
msg == WM_RBUTTONDOWN || msg == WM_XBUTTONDOWN)
message_beep( 0 );
}
break;
case HTCLIENT:
cursor = (HCURSOR)get_class_long_ptr( hwnd, GCLP_HCURSOR, FALSE );
if (!cursor) return FALSE;
NtUserSetCursor( cursor );
return TRUE;
case HTLEFT:
case HTRIGHT:
cursor_id = IDC_SIZEWE;
break;
case HTTOP:
case HTBOTTOM:
cursor_id = IDC_SIZENS;
break;
case HTTOPLEFT:
case HTBOTTOMRIGHT:
cursor_id = IDC_SIZENWSE;
break;
case HTTOPRIGHT:
case HTBOTTOMLEFT:
cursor_id = IDC_SIZENESW;
}
cursor = LoadImageW( 0, MAKEINTRESOURCEW( cursor_id ), IMAGE_CURSOR,
0, 0, LR_SHARED | LR_DEFAULTSIZE );
return (LRESULT)NtUserSetCursor( cursor );
}
static LONG handle_window_pos_changing( HWND hwnd, WINDOWPOS *winpos )
{
LONG style = get_window_long( hwnd, GWL_STYLE );
if (winpos->flags & SWP_NOSIZE) return 0;
if ((style & WS_THICKFRAME) || ((style & (WS_POPUP | WS_CHILD)) == 0))
{
MINMAXINFO info = get_min_max_info( hwnd );
winpos->cx = min( winpos->cx, info.ptMaxTrackSize.x );
winpos->cy = min( winpos->cy, info.ptMaxTrackSize.y );
if (!(style & WS_MINIMIZE))
{
winpos->cx = max( winpos->cx, info.ptMinTrackSize.x );
winpos->cy = max( winpos->cy, info.ptMinTrackSize.y );
}
}
return 0;
}
static void handle_window_pos_changed( HWND hwnd, const WINDOWPOS *winpos )
{
RECT rect;
get_window_rects( hwnd, COORDS_PARENT, NULL, &rect, get_thread_dpi() );
if (!(winpos->flags & SWP_NOCLIENTMOVE))
send_message( hwnd, WM_MOVE, 0, MAKELONG( rect.left, rect.top ));
if (!(winpos->flags & SWP_NOCLIENTSIZE) || (winpos->flags & SWP_STATECHANGED))
{
if (is_iconic( hwnd ))
{
send_message( hwnd, WM_SIZE, SIZE_MINIMIZED, 0 );
}
else
{
WPARAM wp = is_zoomed( hwnd ) ? SIZE_MAXIMIZED : SIZE_RESTORED;
send_message( hwnd, WM_SIZE, wp,
MAKELONG( rect.right-rect.left, rect.bottom-rect.top ));
}
}
}
/***********************************************************************
* draw_moving_frame
*
* Draw the frame used when moving or resizing window.
*/
static void draw_moving_frame( HWND parent, HDC hdc, RECT *screen_rect, BOOL thickframe )
{
RECT rect = *screen_rect;
if (parent) map_window_points( 0, parent, (POINT *)&rect, 2, get_thread_dpi() );
if (thickframe)
{
const int width = get_system_metrics( SM_CXFRAME );
const int height = get_system_metrics( SM_CYFRAME );
HBRUSH hbrush = NtGdiSelectBrush( hdc, GetStockObject( GRAY_BRUSH ));
NtGdiPatBlt( hdc, rect.left, rect.top,
rect.right - rect.left - width, height, PATINVERT );
NtGdiPatBlt( hdc, rect.left, rect.top + height, width,
rect.bottom - rect.top - height, PATINVERT );
NtGdiPatBlt( hdc, rect.left + width, rect.bottom - 1,
rect.right - rect.left - width, -height, PATINVERT );
NtGdiPatBlt( hdc, rect.right - 1, rect.top, -width,
rect.bottom - rect.top - height, PATINVERT );
NtGdiSelectBrush( hdc, hbrush );
}
else draw_focus_rect( hdc, &rect );
}
/***********************************************************************
* start_size_move
*
* Initialization of a move or resize, when initiated from a menu choice.
* Return hit test code for caption or sizing border.
*/
static LONG start_size_move( HWND hwnd, WPARAM wparam, POINT *capture_point, LONG style )
{
RECT window_rect;
LONG hittest = 0;
POINT pt;
MSG msg;
get_window_rect( hwnd, &window_rect, get_thread_dpi() );
if ((wparam & 0xfff0) == SC_MOVE)
{
/* Move pointer at the center of the caption */
RECT rect = window_rect;
/* Note: to be exactly centered we should take the different types
* of border into account, but it shouldn't make more than a few pixels
* of difference so let's not bother with that */
rect.top += get_system_metrics( SM_CYBORDER );
if (style & WS_SYSMENU) rect.left += get_system_metrics( SM_CXSIZE ) + 1;
if (style & WS_MINIMIZEBOX) rect.right -= get_system_metrics( SM_CXSIZE ) + 1;
if (style & WS_MAXIMIZEBOX) rect.right -= get_system_metrics( SM_CXSIZE ) + 1;
pt.x = (rect.right + rect.left) / 2;
pt.y = rect.top + get_system_metrics( SM_CYSIZE ) / 2;
hittest = HTCAPTION;
*capture_point = pt;
}
else /* SC_SIZE */
{
HCURSOR cursor;
cursor = LoadImageW( 0, (WCHAR *)IDC_SIZEALL, IMAGE_CURSOR, 0, 0, LR_SHARED | LR_DEFAULTSIZE );
NtUserSetCursor( cursor );
pt.x = pt.y = 0;
while (!hittest)
{
if (!NtUserGetMessage( &msg, 0, 0, 0 )) return 0;
if (NtUserCallMsgFilter( &msg, MSGF_SIZE )) continue;
switch (msg.message)
{
case WM_MOUSEMOVE:
pt.x = min( max( msg.pt.x, window_rect.left ), window_rect.right - 1 );
pt.y = min( max( msg.pt.y, window_rect.top ), window_rect.bottom - 1 );
hittest = send_message( hwnd, WM_NCHITTEST, 0, MAKELONG( pt.x, pt.y ));
if (hittest < HTLEFT || hittest > HTBOTTOMRIGHT) hittest = 0;
break;
case WM_LBUTTONUP:
return 0;
case WM_KEYDOWN:
switch (msg.wParam)
{
case VK_UP:
hittest = HTTOP;
pt.x = (window_rect.left + window_rect.right) / 2;
pt.y = window_rect.top + get_system_metrics( SM_CYFRAME ) / 2;
break;
case VK_DOWN:
hittest = HTBOTTOM;
pt.x = (window_rect.left + window_rect.right) / 2;
pt.y = window_rect.bottom - get_system_metrics( SM_CYFRAME ) / 2;
break;
case VK_LEFT:
hittest = HTLEFT;
pt.x = window_rect.left + get_system_metrics( SM_CXFRAME ) / 2;
pt.y = (window_rect.top + window_rect.bottom) / 2;
break;
case VK_RIGHT:
hittest = HTRIGHT;
pt.x = window_rect.right - get_system_metrics( SM_CXFRAME ) / 2;
pt.y = (window_rect.top + window_rect.bottom) / 2;
break;
case VK_RETURN:
case VK_ESCAPE:
return 0;
}
break;
default:
NtUserTranslateMessage( &msg, 0 );
NtUserDispatchMessage( &msg );
break;
}
}
*capture_point = pt;
}
NtUserSetCursorPos( pt.x, pt.y );
send_message( hwnd, WM_SETCURSOR, (WPARAM)hwnd, MAKELONG( hittest, WM_MOUSEMOVE ));
return hittest;
}
static BOOL on_left_border( int hit )
{
return hit == HTLEFT || hit == HTTOPLEFT || hit == HTBOTTOMLEFT;
}
static BOOL on_right_border( int hit )
{
return hit == HTRIGHT || hit == HTTOPRIGHT || hit == HTBOTTOMRIGHT;
}
static BOOL on_top_border( int hit )
{
return hit == HTTOP || hit == HTTOPLEFT || hit == HTTOPRIGHT;
}
static BOOL on_bottom_border( int hit )
{
return hit == HTBOTTOM || hit == HTBOTTOMLEFT || hit == HTBOTTOMRIGHT;
}
/***********************************************************************
* sys_command_size_move
*
* Perform SC_MOVE and SC_SIZE commands.
*/
static void sys_command_size_move( HWND hwnd, WPARAM wparam )
{
DWORD msg_pos = NtUserGetThreadInfo()->message_pos;
BOOL thickframe, drag_full_windows = TRUE, moved = FALSE;
RECT sizing_rect, mouse_rect, orig_rect;
UINT hittest = wparam & 0x0f;
UINT syscommand = wparam & 0xfff0;
UINT style = get_window_long( hwnd, GWL_STYLE );
POINT capture_point, pt;
MINMAXINFO minmax;
HMONITOR mon = 0;
HWND parent;
UINT dpi;
HDC hdc;
MSG msg;
if (is_zoomed( hwnd ) || !is_window_visible( hwnd )) return;
thickframe = (style & WS_THICKFRAME) && !((style & (WS_DLGFRAME | WS_BORDER)) == WS_DLGFRAME);
pt.x = (short)LOWORD(msg_pos);
pt.y = (short)HIWORD(msg_pos);
capture_point = pt;
NtUserClipCursor( NULL );
TRACE( "hwnd %p command %04x, hittest %d, pos %d,%d\n",
hwnd, syscommand, hittest, (int)pt.x, (int)pt.y );
if (syscommand == SC_MOVE)
{
if (!hittest) hittest = start_size_move( hwnd, wparam, &capture_point, style );
if (!hittest) return;
}
else /* SC_SIZE */
{
if (hittest && syscommand != SC_MOUSEMENU)
hittest += (HTLEFT - WMSZ_LEFT);
else
{
set_capture_window( hwnd, GUI_INMOVESIZE, NULL );
hittest = start_size_move( hwnd, wparam, &capture_point, style );
if (!hittest)
{
set_capture_window( 0, GUI_INMOVESIZE, NULL );
return;
}
}
}
minmax = get_min_max_info( hwnd );
dpi = get_thread_dpi();
get_window_rects( hwnd, COORDS_PARENT, &sizing_rect, NULL, dpi );
orig_rect = sizing_rect;
if (style & WS_CHILD)
{
parent = get_parent( hwnd );
get_client_rect( parent, &mouse_rect );
map_window_points( parent, 0, (POINT *)&mouse_rect, 2, dpi );
map_window_points( parent, 0, (POINT *)&sizing_rect, 2, dpi );
}
else
{
parent = 0;
mouse_rect = get_virtual_screen_rect( get_thread_dpi() );
mon = monitor_from_point( pt, MONITOR_DEFAULTTONEAREST, dpi );
}
if (on_left_border( hittest ))
{
mouse_rect.left = max( mouse_rect.left,
sizing_rect.right - minmax.ptMaxTrackSize.x + capture_point.x - sizing_rect.left );
mouse_rect.right = min( mouse_rect.right,
sizing_rect.right - minmax.ptMinTrackSize.x + capture_point.x - sizing_rect.left );
}
else if (on_right_border( hittest ))
{
mouse_rect.left = max( mouse_rect.left,
sizing_rect.left + minmax.ptMinTrackSize.x + capture_point.x - sizing_rect.right );
mouse_rect.right = min( mouse_rect.right,
sizing_rect.left + minmax.ptMaxTrackSize.x + capture_point.x - sizing_rect.right );
}
if (on_top_border( hittest ))
{
mouse_rect.top = max( mouse_rect.top,
sizing_rect.bottom - minmax.ptMaxTrackSize.y + capture_point.y - sizing_rect.top );
mouse_rect.bottom = min( mouse_rect.bottom,
sizing_rect.bottom - minmax.ptMinTrackSize.y + capture_point.y - sizing_rect.top );
}
else if (on_bottom_border( hittest ))
{
mouse_rect.top = max( mouse_rect.top,
sizing_rect.top + minmax.ptMinTrackSize.y + capture_point.y - sizing_rect.bottom );
mouse_rect.bottom = min( mouse_rect.bottom,
sizing_rect.top + minmax.ptMaxTrackSize.y + capture_point.y - sizing_rect.bottom );
}
/* Retrieve a default cache DC (without using the window style) */
hdc = NtUserGetDCEx( parent, 0, DCX_CACHE );
/* we only allow disabling the full window drag for child windows */
if (parent) NtUserSystemParametersInfo( SPI_GETDRAGFULLWINDOWS, 0, &drag_full_windows, 0 );
/* repaint the window before moving it around */
NtUserRedrawWindow( hwnd, NULL, 0, RDW_UPDATENOW | RDW_ALLCHILDREN );
send_message( hwnd, WM_ENTERSIZEMOVE, 0, 0 );
set_capture_window( hwnd, GUI_INMOVESIZE, NULL );
for (;;)
{
int dx = 0, dy = 0;
if (!NtUserGetMessage( &msg, 0, 0, 0 )) break;
if (NtUserCallMsgFilter( &msg, MSGF_SIZE )) continue;
/* Exit on button-up, Return, or Esc */
if (msg.message == WM_LBUTTONUP ||
(msg.message == WM_KEYDOWN && (msg.wParam == VK_RETURN || msg.wParam == VK_ESCAPE)))
break;
if (msg.message != WM_KEYDOWN && msg.message != WM_MOUSEMOVE)
{
NtUserTranslateMessage( &msg, 0 );
NtUserDispatchMessage( &msg );
/* It's possible that the window proc that handled the dispatch consumed a
* WM_LBUTTONUP. Detect that and terminate the loop as if we'd gotten it. */
if (!(NtUserGetKeyState( VK_LBUTTON ) & 0x8000))
{
DWORD last_pos = NtUserGetThreadInfo()->message_pos;
pt.x = ((int)(short)LOWORD( last_pos ));
pt.y = ((int)(short)HIWORD( last_pos ));
break;
}
continue; /* We are not interested in other messages */
}
pt = msg.pt;
if (msg.message == WM_KEYDOWN)
{
switch (msg.wParam)
{
case VK_UP: pt.y -= 8; break;
case VK_DOWN: pt.y += 8; break;
case VK_LEFT: pt.x -= 8; break;
case VK_RIGHT: pt.x += 8; break;
}
}
pt.x = max( pt.x, mouse_rect.left );
pt.x = min( pt.x, mouse_rect.right - 1 );
pt.y = max( pt.y, mouse_rect.top );
pt.y = min( pt.y, mouse_rect.bottom - 1 );
if (!parent)
{
HMONITOR newmon;
MONITORINFO info;
if ((newmon = monitor_from_point( pt, MONITOR_DEFAULTTONULL, get_thread_dpi() )))
mon = newmon;
info.cbSize = sizeof(info);
if (mon && get_monitor_info( mon, &info ))
{
pt.x = max( pt.x, info.rcWork.left );
pt.x = min( pt.x, info.rcWork.right - 1 );
pt.y = max( pt.y, info.rcWork.top );
pt.y = min( pt.y, info.rcWork.bottom - 1 );
}
}
dx = pt.x - capture_point.x;
dy = pt.y - capture_point.y;
if (dx || dy)
{
if (!moved)
{
moved = TRUE;
if (!drag_full_windows)
draw_moving_frame( parent, hdc, &sizing_rect, thickframe );
}
if (msg.message == WM_KEYDOWN) NtUserSetCursorPos( pt.x, pt.y );
else
{
if (!drag_full_windows) draw_moving_frame( parent, hdc, &sizing_rect, thickframe );
if (hittest == HTCAPTION || hittest == HTBORDER) OffsetRect( &sizing_rect, dx, dy );
if (on_left_border( hittest )) sizing_rect.left += dx;
else if (on_right_border( hittest )) sizing_rect.right += dx;
if (on_top_border( hittest )) sizing_rect.top += dy;
else if (on_bottom_border( hittest )) sizing_rect.bottom += dy;
capture_point = pt;
/* determine the hit location */
if (syscommand == SC_SIZE && hittest != HTBORDER)
{
WPARAM sizing_hit = 0;
if (hittest >= HTLEFT && hittest <= HTBOTTOMRIGHT)
sizing_hit = WMSZ_LEFT + (hittest - HTLEFT);
send_message( hwnd, WM_SIZING, sizing_hit, (LPARAM)&sizing_rect );
}
else
send_message( hwnd, WM_MOVING, 0, (LPARAM)&sizing_rect );
if (!drag_full_windows)
draw_moving_frame( parent, hdc, &sizing_rect, thickframe );
else
{
RECT rect = sizing_rect;
map_window_points( 0, parent, (POINT *)&rect, 2, get_thread_dpi() );
NtUserSetWindowPos( hwnd, 0, rect.left, rect.top,
rect.right - rect.left, rect.bottom - rect.top,
hittest == HTCAPTION ? SWP_NOSIZE : 0 );
}
}
}
}
if (moved && !drag_full_windows)
draw_moving_frame( parent, hdc, &sizing_rect, thickframe );
set_capture_window( 0, GUI_INMOVESIZE, NULL );
NtUserReleaseDC( parent, hdc );
if (parent) map_window_points( 0, parent, (POINT *)&sizing_rect, 2, get_thread_dpi() );
if (call_hooks( WH_CBT, HCBT_MOVESIZE, (WPARAM)hwnd, (LPARAM)&sizing_rect, sizeof(sizing_rect) ))
moved = FALSE;
send_message( hwnd, WM_EXITSIZEMOVE, 0, 0 );
send_message( hwnd, WM_SETVISIBLE, !is_iconic(hwnd), 0 );
/* window moved or resized */
if (moved)
{
/* if the moving/resizing isn't canceled call SetWindowPos
* with the new position or the new size of the window
*/
if (!(msg.message == WM_KEYDOWN && msg.wParam == VK_ESCAPE) )
{
/* NOTE: SWP_NOACTIVATE prevents document window activation in Word 6 */
if (!drag_full_windows)
NtUserSetWindowPos( hwnd, 0, sizing_rect.left, sizing_rect.top,
sizing_rect.right - sizing_rect.left,
sizing_rect.bottom - sizing_rect.top,
hittest == HTCAPTION ? SWP_NOSIZE : 0 );
}
else
{
/* restore previous size/position */
if (drag_full_windows)
NtUserSetWindowPos( hwnd, 0, orig_rect.left, orig_rect.top,
orig_rect.right - orig_rect.left,
orig_rect.bottom - orig_rect.top,
hittest == HTCAPTION ? SWP_NOSIZE : 0 );
}
}
if (is_iconic(hwnd) && !moved && (style & WS_SYSMENU))
{
/* Single click brings up the system menu when iconized */
send_message( hwnd, WM_SYSCOMMAND, SC_MOUSEMENU + HTSYSMENU, MAKELONG(pt.x, pt.y) );
}
}
/***********************************************************************
* track_nc_scroll_bar
*
* Track a mouse button press on the horizontal or vertical scroll-bar.
*/
static void track_nc_scroll_bar( HWND hwnd, WPARAM wparam, POINT pt )
{
int scrollbar;
if ((wparam & 0xfff0) == SC_HSCROLL)
{
if ((wparam & 0x0f) != HTHSCROLL) return;
scrollbar = SB_HORZ;
}
else /* SC_VSCROLL */
{
if ((wparam & 0x0f) != HTVSCROLL) return;
scrollbar = SB_VERT;
}
track_scroll_bar( hwnd, scrollbar, pt );
}
static LRESULT handle_sys_command( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
TRACE( "hwnd %p WM_SYSCOMMAND %lx %lx\n", hwnd, (long)wparam, lparam );
if (!is_window_enabled( hwnd )) return 0;
if (call_hooks( WH_CBT, HCBT_SYSCOMMAND, wparam, lparam, 0 ))
return 0;
if (!user_driver->pSysCommand( hwnd, wparam, lparam ))
return 0;
switch (wparam & 0xfff0)
{
case SC_SIZE:
case SC_MOVE:
sys_command_size_move( hwnd, wparam );
break;
case SC_MINIMIZE:
show_owned_popups( hwnd, FALSE );
NtUserShowWindow( hwnd, SW_MINIMIZE );
break;
case SC_MAXIMIZE:
if (is_iconic(hwnd)) show_owned_popups( hwnd, TRUE );
NtUserShowWindow( hwnd, SW_MAXIMIZE );
break;
case SC_CLOSE:
return send_message( hwnd, WM_CLOSE, 0, 0 );
case SC_VSCROLL:
case SC_HSCROLL:
{
POINT pt;
pt.x = (short)LOWORD( lparam );
pt.y = (short)HIWORD( lparam );
track_nc_scroll_bar( hwnd, wparam, pt );
}
break;
case SC_MOUSEMENU:
track_mouse_menu_bar( hwnd, wparam & 0x000F, (short)LOWORD(lparam), (short)HIWORD(lparam) );
break;
case SC_KEYMENU:
track_keyboard_menu_bar( hwnd, wparam, lparam );
break;
case SC_RESTORE:
if (is_iconic( hwnd )) show_owned_popups( hwnd, TRUE );
NtUserShowWindow( hwnd, SW_RESTORE );
break;
case SC_TASKLIST:
case SC_SCREENSAVE:
return 1; /* FIXME: handle on client side */
case SC_HOTKEY:
case SC_ARRANGE:
case SC_NEXTWINDOW:
case SC_PREVWINDOW:
FIXME( "unimplemented WM_SYSCOMMAND %04lx\n", (long)wparam );
break;
default:
return 1; /* handle on client side */
}
return 0;
}
/* Get the 'inside' rectangle of a window, i.e. the whole window rectangle
* but without the borders (if any). */
static void get_inside_rect( HWND hwnd, enum coords_relative relative, RECT *rect,
DWORD style, DWORD ex_style )
{
get_window_rects( hwnd, relative, rect, NULL, get_thread_dpi() );
/* Remove frame from rectangle */
if (has_thick_frame( style, ex_style ))
{
InflateRect( rect, -get_system_metrics( SM_CXFRAME ), -get_system_metrics( SM_CYFRAME ));
}
else if (has_dialog_frame( style, ex_style ))
{
InflateRect( rect, -get_system_metrics( SM_CXDLGFRAME ), -get_system_metrics( SM_CYDLGFRAME ));
}
else if (has_thin_frame( style ))
{
InflateRect( rect, -get_system_metrics( SM_CXBORDER ), -get_system_metrics( SM_CYBORDER ));
}
/* We have additional border information if the window
* is a child (but not an MDI child) */
if ((style & WS_CHILD) && !(ex_style & WS_EX_MDICHILD))
{
if (ex_style & WS_EX_CLIENTEDGE)
InflateRect( rect, -get_system_metrics( SM_CXEDGE ), -get_system_metrics( SM_CYEDGE ));
if (ex_style & WS_EX_STATICEDGE)
InflateRect( rect, -get_system_metrics( SM_CXBORDER ), -get_system_metrics( SM_CYBORDER ));
}
}
void get_sys_popup_pos( HWND hwnd, RECT *rect )
{
if (is_iconic(hwnd)) get_window_rect( hwnd, rect, get_thread_dpi() );
else
{
DWORD style = get_window_long( hwnd, GWL_STYLE );
DWORD ex_style = get_window_long( hwnd, GWL_EXSTYLE );
get_inside_rect( hwnd, COORDS_CLIENT, rect, style, ex_style );
rect->right = rect->left + get_system_metrics( SM_CYCAPTION ) - 1;
rect->bottom = rect->top + get_system_metrics( SM_CYCAPTION ) - 1;
map_window_points( hwnd, 0, (POINT *)rect, 2, get_thread_dpi() );
}
}
/* Draw a window frame inside the given rectangle, and update the rectangle. */
static void draw_nc_frame( HDC hdc, RECT *rect, BOOL active, DWORD style, DWORD ex_style )
{
INT width, height;
if (style & WS_THICKFRAME)
{
width = get_system_metrics( SM_CXFRAME ) - get_system_metrics( SM_CXDLGFRAME );
height = get_system_metrics( SM_CYFRAME ) - get_system_metrics( SM_CYDLGFRAME );
NtGdiSelectBrush( hdc, get_sys_color_brush( active ? COLOR_ACTIVEBORDER :
COLOR_INACTIVEBORDER ));
/* Draw frame */
NtGdiPatBlt( hdc, rect->left, rect->top, rect->right - rect->left, height, PATCOPY );
NtGdiPatBlt( hdc, rect->left, rect->top, width, rect->bottom - rect->top, PATCOPY );
NtGdiPatBlt( hdc, rect->left, rect->bottom - 1, rect->right - rect->left, -height, PATCOPY );
NtGdiPatBlt( hdc, rect->right - 1, rect->top, -width, rect->bottom - rect->top, PATCOPY );
InflateRect( rect, -width, -height );
}
/* Now the other bit of the frame */
if ((style & (WS_BORDER|WS_DLGFRAME)) || (ex_style & WS_EX_DLGMODALFRAME))
{
DWORD color;
width = get_system_metrics( SM_CXDLGFRAME ) - get_system_metrics( SM_CXEDGE );
height = get_system_metrics( SM_CYDLGFRAME ) - get_system_metrics( SM_CYEDGE );
/* This should give a value of 1 that should also work for a border */
if (ex_style & (WS_EX_DLGMODALFRAME | WS_EX_CLIENTEDGE)) color = COLOR_3DFACE;
else if (ex_style & WS_EX_STATICEDGE) color = COLOR_WINDOWFRAME;
else if (style & (WS_DLGFRAME|WS_THICKFRAME)) color = COLOR_3DFACE;
else color = COLOR_WINDOWFRAME;
NtGdiSelectBrush( hdc, get_sys_color_brush( color ));
/* Draw frame */
NtGdiPatBlt( hdc, rect->left, rect->top,
rect->right - rect->left, height, PATCOPY );
NtGdiPatBlt( hdc, rect->left, rect->top,
width, rect->bottom - rect->top, PATCOPY );
NtGdiPatBlt( hdc, rect->left, rect->bottom - 1,
rect->right - rect->left, -height, PATCOPY );
NtGdiPatBlt( hdc, rect->right - 1, rect->top,
-width, rect->bottom - rect->top, PATCOPY );
InflateRect( rect, -width, -height );
}
}
static HICON get_nc_icon_for_window( HWND hwnd )
{
HICON icon = 0;
WND *win = get_win_ptr( hwnd );
if (win && win != WND_OTHER_PROCESS && win != WND_DESKTOP)
{
icon = win->hIconSmall;
if (!icon) icon = win->hIcon;
release_win_ptr( win );
}
if (!icon) icon = (HICON) get_class_long_ptr( hwnd, GCLP_HICONSM, FALSE );
if (!icon) icon = (HICON) get_class_long_ptr( hwnd, GCLP_HICON, FALSE );
/* If there is no icon specified and this is not a modal dialog, get the default one. */
if (!icon && !(get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_DLGMODALFRAME))
icon = LoadImageW( 0, (LPCWSTR)IDI_WINLOGO, IMAGE_ICON, get_system_metrics( SM_CXSMICON ),
get_system_metrics( SM_CYSMICON ), LR_DEFAULTCOLOR | LR_SHARED );
return icon;
}
/* Draws the bar part (ie the big rectangle) of the caption */
static void draw_caption_bar( HDC hdc, const RECT *rect, DWORD style, BOOL active, BOOL gradient )
{
if (gradient)
{
TRIVERTEX vertices[4];
DWORD left, right;
int buttons_size = get_system_metrics( SM_CYCAPTION ) - 1;
static GRADIENT_RECT mesh[] = {{0, 1}, {1, 2}, {2, 3}};
left = get_sys_color( active ? COLOR_ACTIVECAPTION : COLOR_INACTIVECAPTION );
right = get_sys_color( active ? COLOR_GRADIENTACTIVECAPTION : COLOR_GRADIENTINACTIVECAPTION );
vertices[0].Red = vertices[1].Red = GetRValue( left ) << 8;
vertices[0].Green = vertices[1].Green = GetGValue( left ) << 8;
vertices[0].Blue = vertices[1].Blue = GetBValue( left ) << 8;
vertices[0].Alpha = vertices[1].Alpha = 0xff00;
vertices[2].Red = vertices[3].Red = GetRValue( right ) << 8;
vertices[2].Green = vertices[3].Green = GetGValue( right ) << 8;
vertices[2].Blue = vertices[3].Blue = GetBValue( right ) << 8;
vertices[2].Alpha = vertices[3].Alpha = 0xff00;
if ((style & WS_SYSMENU) && ((style & WS_MAXIMIZEBOX) || (style & WS_MINIMIZEBOX)))
buttons_size += 2 * (get_system_metrics( SM_CXSIZE ) + 1);
/* area behind icon; solid filled with left color */
vertices[0].x = rect->left;
vertices[0].y = rect->top;
if (style & WS_SYSMENU)
vertices[1].x = min( rect->left + get_system_metrics( SM_CXSMICON ), rect->right );
else
vertices[1].x = vertices[0].x;
vertices[1].y = rect->bottom;
/* area behind text; gradient */
vertices[2].x = max( vertices[1].x, rect->right - buttons_size );
vertices[2].y = rect->top;
/* area behind buttons; solid filled with right color */
vertices[3].x = rect->right;
vertices[3].y = rect->bottom;
NtGdiGradientFill( hdc, vertices, 4, mesh, 3, GRADIENT_FILL_RECT_H );
}
else
{
DWORD color = active ? COLOR_ACTIVECAPTION : COLOR_INACTIVECAPTION;
fill_rect( hdc, rect, get_sys_color_brush( color ));
}
}
/* Draw the system icon */
BOOL draw_nc_sys_button( HWND hwnd, HDC hdc, BOOL down )
{
HICON icon = get_nc_icon_for_window( hwnd );
if (icon)
{
RECT rect;
POINT pt;
DWORD style = get_window_long( hwnd, GWL_STYLE );
DWORD ex_style = get_window_long( hwnd, GWL_EXSTYLE );
get_inside_rect( hwnd, COORDS_WINDOW, &rect, style, ex_style );
pt.x = rect.left + 2;
pt.y = rect.top + (get_system_metrics( SM_CYCAPTION ) - get_system_metrics( SM_CYSMICON )) / 2;
NtUserDrawIconEx( hdc, pt.x, pt.y, icon,
get_system_metrics( SM_CXSMICON ),
get_system_metrics( SM_CYSMICON ), 0, 0, DI_NORMAL );
}
return icon != 0;
}
/* Create a square rectangle and return its width */
static int make_square_rect( RECT *src, RECT *dst )
{
int width = src->right - src->left;
int height = src->bottom - src->top;
int small_diam = width > height ? height : width;
*dst = *src;
/* Make it a square box */
if (width < height)
{
dst->top += (height - width) / 2;
dst->bottom = dst->top + small_diam;
}
else if (width > height)
{
dst->left += (width - height) / 2;
dst->right = dst->left + small_diam;
}
return small_diam;
}
static void draw_checked_rect( HDC dc, RECT *rect )
{
if (get_sys_color( COLOR_BTNHIGHLIGHT ) == RGB( 255, 255, 255 ))
{
HBRUSH prev_brush;
DWORD prev_bg;
fill_rect( dc, rect, get_sys_color_brush( COLOR_BTNFACE ));
NtGdiGetAndSetDCDword( dc, NtGdiSetBkColor, RGB(255, 255, 255), &prev_bg );
prev_brush = NtGdiSelectBrush( dc, get_55aa_brush() );
NtGdiPatBlt( dc, rect->left, rect->top, rect->right-rect->left,
rect->bottom-rect->top, 0x00fa0089 );
NtGdiSelectBrush( dc, prev_brush );
NtGdiGetAndSetDCDword( dc, NtGdiSetBkColor, prev_bg, NULL );
}
else
{
fill_rect( dc, rect, get_sys_color_brush( COLOR_BTNHIGHLIGHT ));
}
}
static BOOL draw_push_button( HDC dc, RECT *r, UINT flags )
{
RECT rect = *r;
UINT edge;
if (flags & (DFCS_PUSHED | DFCS_CHECKED | DFCS_FLAT))
edge = EDGE_SUNKEN;
else
edge = EDGE_RAISED;
if (flags & DFCS_CHECKED)
{
if (flags & DFCS_MONO)
draw_rect_edge( dc, &rect, edge, BF_MONO|BF_RECT|BF_ADJUST, 1 );
else
draw_rect_edge( dc, &rect, edge, (flags & DFCS_FLAT)|BF_RECT|BF_SOFT|BF_ADJUST, 1 );
if (!(flags & DFCS_TRANSPARENT)) draw_checked_rect( dc, &rect );
}
else
{
if (flags & DFCS_MONO)
{
draw_rect_edge( dc, &rect, edge, BF_MONO|BF_RECT|BF_ADJUST, 1 );
if (!(flags & DFCS_TRANSPARENT))
fill_rect( dc, &rect, get_sys_color_brush( COLOR_BTNFACE ));
}
else
{
UINT edge_flags = BF_RECT | BF_SOFT | (flags & DFCS_FLAT);
if (!(flags & DFCS_TRANSPARENT)) edge_flags |= BF_MIDDLE;
draw_rect_edge( dc, r, edge, edge_flags, 1 );
}
}
/* Adjust rectangle if asked */
if (flags & DFCS_ADJUSTRECT) InflateRect( r, -2, -2 );
return TRUE;
}
static BOOL draw_frame_caption( HDC dc, RECT *r, UINT flags )
{
RECT rect;
int small_diam = make_square_rect( r, &rect ) - 2;
HFONT prev_font, font;
int color_idx = flags & DFCS_INACTIVE ? COLOR_BTNSHADOW : COLOR_BTNTEXT;
int xc = (rect.left + rect.right) / 2;
int yc = (rect.top + rect.bottom) / 2;
LOGFONTW lf = { 0 };
WCHAR str[] = {0, 0};
DWORD prev_align, prev_bk;
COLORREF prev_color;
SIZE size;
static const WCHAR marlettW[] = {'M','a','r','l','e','t','t',0};
draw_push_button( dc, r, flags & 0xff00 );
switch (flags & 0xf)
{
case DFCS_CAPTIONCLOSE: str[0] = 0x72; break;
case DFCS_CAPTIONHELP: str[0] = 0x73; break;
case DFCS_CAPTIONMIN: str[0] = 0x30; break;
case DFCS_CAPTIONMAX: str[0] = 0x31; break;
case DFCS_CAPTIONRESTORE: str[0] = 0x32; break;
default:
WARN( "Invalid caption; flags=0x%04x\n", flags );
return FALSE;
}
lf.lfHeight = -small_diam;
lf.lfWeight = FW_NORMAL;
lf.lfCharSet = SYMBOL_CHARSET;
lf.lfPitchAndFamily = FIXED_PITCH | FF_DONTCARE;
memcpy( lf.lfFaceName, marlettW, sizeof(marlettW) );
font = NtGdiHfontCreate( &lf, sizeof(lf), 0, 0, NULL );
NtGdiGetAndSetDCDword( dc, NtGdiSetTextAlign, TA_TOP | TA_LEFT, &prev_align );
NtGdiGetAndSetDCDword( dc, NtGdiSetBkMode, TRANSPARENT, &prev_bk );
NtGdiGetDCDword( dc, NtGdiGetTextColor, &prev_color );
prev_font = NtGdiSelectFont( dc, font );
NtGdiGetTextExtentExW( dc, str, 1, 0, NULL, NULL, &size, 0 );
if (flags & DFCS_INACTIVE)
{
NtGdiGetAndSetDCDword( dc, NtGdiSetTextColor, get_sys_color(COLOR_BTNHIGHLIGHT), NULL );
NtGdiExtTextOutW( dc, xc-size.cx/2+1, yc-size.cy/2+1, 0, NULL, str, 1, NULL, 0 );
}
NtGdiGetAndSetDCDword( dc, NtGdiSetTextColor, get_sys_color( color_idx ), NULL );
NtGdiExtTextOutW( dc, xc-size.cx/2, yc-size.cy/2, 0, NULL, str, 1, NULL, 0 );
NtGdiSelectFont(dc, prev_font);
NtGdiGetAndSetDCDword( dc, NtGdiSetTextColor, prev_color, NULL );
NtGdiGetAndSetDCDword( dc, NtGdiSetTextAlign, prev_align, NULL );
NtGdiGetAndSetDCDword( dc, NtGdiSetBkMode, prev_bk, NULL );
NtGdiDeleteObjectApp( font );
return TRUE;
}
void draw_menu_button( HWND hwnd, HDC dc, RECT *r, enum NONCLIENT_BUTTON_TYPE type, BOOL down, BOOL grayed )
{
struct draw_non_client_button_params params;
void *ret_ptr;
ULONG ret_len;
params.hwnd = hwnd;
params.hdc = dc;
params.type = type;
params.rect = *r;
params.down = down;
params.grayed = grayed;
KeUserModeCallback( NtUserDrawNonClientButton, &params, sizeof(params), &ret_ptr, &ret_len );
}
BOOL draw_frame_menu( HDC dc, RECT *r, UINT flags )
{
RECT rect;
int dmall_diam = make_square_rect( r, &rect );
HBRUSH prev_brush;
HPEN prev_pen;
POINT points[6];
int xe, ye;
int xc, yc;
BOOL retval = TRUE;
ULONG count;
int i;
fill_rect( dc, r, GetStockObject( WHITE_BRUSH ));
prev_brush = NtGdiSelectBrush( dc, GetStockObject( BLACK_BRUSH ));
prev_pen = NtGdiSelectPen( dc, GetStockObject( BLACK_PEN ));
switch (flags & 0xff)
{
case DFCS_MENUARROW:
i = 187 * dmall_diam / 750;
points[2].x = rect.left + 468 * dmall_diam/ 750;
points[2].y = rect.top + 352 * dmall_diam/ 750 + 1;
points[0].y = points[2].y - i;
points[1].y = points[2].y + i;
points[0].x = points[1].x = points[2].x - i;
count = 3;
NtGdiPolyPolyDraw( dc, points, &count, 1, NtGdiPolyPolygon );
break;
case DFCS_MENUBULLET:
xe = rect.left;
ye = rect.top + dmall_diam - dmall_diam / 2;
xc = rect.left + dmall_diam - dmall_diam / 2;
yc = rect.top + dmall_diam - dmall_diam / 2;
i = 234 * dmall_diam / 750;
i = i < 1 ? 1 : i;
SetRect( &rect, xc - i + i / 2, yc - i + i / 2, xc + i / 2, yc + i / 2 );
NtGdiArcInternal( NtGdiPie, dc, rect.left, rect.top, rect.right, rect.bottom,
xe, ye, xe, ye );
break;
case DFCS_MENUCHECK:
points[0].x = rect.left + 253 * dmall_diam / 1000;
points[0].y = rect.top + 445 * dmall_diam / 1000;
points[1].x = rect.left + 409 * dmall_diam / 1000;
points[1].y = points[0].y + (points[1].x - points[0].x);
points[2].x = rect.left + 690 * dmall_diam / 1000;
points[2].y = points[1].y - (points[2].x - points[1].x);
points[3].x = points[2].x;
points[3].y = points[2].y + 3 * dmall_diam / 16;
points[4].x = points[1].x;
points[4].y = points[1].y + 3 * dmall_diam / 16;
points[5].x = points[0].x;
points[5].y = points[0].y + 3 * dmall_diam / 16;
count = 6;
NtGdiPolyPolyDraw( dc, points, &count, 1, NtGdiPolyPolygon );
break;
default:
WARN( "Invalid menu; flags=0x%04x\n", flags );
retval = FALSE;
break;
}
NtGdiSelectPen( dc, prev_pen );
NtGdiSelectBrush( dc, prev_brush );
return retval;
}
static void draw_close_button( HWND hwnd, HDC hdc, BOOL down, BOOL grayed )
{
RECT rect;
DWORD style = get_window_long( hwnd, GWL_STYLE );
DWORD ex_style = get_window_long( hwnd, GWL_EXSTYLE );
UINT flags = DFCS_CAPTIONCLOSE;
get_inside_rect( hwnd, COORDS_WINDOW, &rect, style, ex_style );
/* A tool window has a smaller Close button */
if (ex_style & WS_EX_TOOLWINDOW)
{
/* Windows does not use SM_CXSMSIZE and SM_CYSMSIZE
* it uses 11x11 for the close button in tool window */
const int bmp_height = 11;
const int bmp_width = 11;
int caption_height = get_system_metrics( SM_CYSMCAPTION );
rect.top = rect.top + (caption_height - 1 - bmp_height) / 2;
rect.left = rect.right - (caption_height + 1 + bmp_width) / 2;
rect.bottom = rect.top + bmp_height;
rect.right = rect.left + bmp_width;
}
else
{
rect.left = rect.right - get_system_metrics( SM_CXSIZE );
rect.bottom = rect.top + get_system_metrics( SM_CYSIZE ) - 2;
rect.top += 2;
rect.right -= 2;
}
if (down) flags |= DFCS_PUSHED;
if (grayed) flags |= DFCS_INACTIVE;
draw_frame_caption( hdc, &rect, flags );
}
static void draw_max_button( HWND hwnd, HDC hdc, BOOL down, BOOL grayed )
{
RECT rect;
UINT flags;
DWORD style = get_window_long( hwnd, GWL_STYLE );
DWORD ex_style = get_window_long( hwnd, GWL_EXSTYLE );
/* never draw maximize box when window has WS_EX_TOOLWINDOW style */
if (ex_style & WS_EX_TOOLWINDOW) return;
flags = (style & WS_MAXIMIZE) ? DFCS_CAPTIONRESTORE : DFCS_CAPTIONMAX;
get_inside_rect( hwnd, COORDS_WINDOW, &rect, style, ex_style );
if (style & WS_SYSMENU) rect.right -= get_system_metrics( SM_CXSIZE );
rect.left = rect.right - get_system_metrics( SM_CXSIZE );
rect.bottom = rect.top + get_system_metrics( SM_CYSIZE ) - 2;
rect.top += 2;
rect.right -= 2;
if (down) flags |= DFCS_PUSHED;
if (grayed) flags |= DFCS_INACTIVE;
draw_frame_caption( hdc, &rect, flags );
}
static void draw_min_button( HWND hwnd, HDC hdc, BOOL down, BOOL grayed )
{
RECT rect;
UINT flags;
DWORD style = get_window_long( hwnd, GWL_STYLE );
DWORD ex_style = get_window_long( hwnd, GWL_EXSTYLE );
/* never draw minimize box when window has WS_EX_TOOLWINDOW style */
if (ex_style & WS_EX_TOOLWINDOW) return;
flags = (style & WS_MINIMIZE) ? DFCS_CAPTIONRESTORE : DFCS_CAPTIONMIN;
get_inside_rect( hwnd, COORDS_WINDOW, &rect, style, ex_style );
if (style & WS_SYSMENU)
rect.right -= get_system_metrics( SM_CXSIZE );
if (style & (WS_MAXIMIZEBOX|WS_MINIMIZEBOX))
rect.right -= get_system_metrics( SM_CXSIZE ) - 2;
rect.left = rect.right - get_system_metrics( SM_CXSIZE );
rect.bottom = rect.top + get_system_metrics( SM_CYSIZE ) - 2;
rect.top += 2;
rect.right -= 2;
if (down) flags |= DFCS_PUSHED;
if (grayed) flags |= DFCS_INACTIVE;
draw_frame_caption( hdc, &rect, flags );
}
static void draw_nc_caption( HDC hdc, RECT *rect, HWND hwnd, DWORD style,
DWORD ex_style, BOOL active )
{
RECT r = *rect;
WCHAR buffer[256];
HPEN prev_pen;
HMENU sys_menu;
BOOL gradient = FALSE;
UINT pen_color = COLOR_3DFACE;
int len;
if ((ex_style & (WS_EX_STATICEDGE|WS_EX_CLIENTEDGE|WS_EX_DLGMODALFRAME)) == WS_EX_STATICEDGE)
pen_color = COLOR_WINDOWFRAME;
prev_pen = NtGdiSelectPen( hdc, get_sys_color_pen( pen_color ));
NtGdiMoveTo( hdc, r.left, r.bottom - 1, NULL );
NtGdiLineTo( hdc, r.right, r.bottom - 1 );
NtGdiSelectPen( hdc, prev_pen );
r.bottom--;
NtUserSystemParametersInfo( SPI_GETGRADIENTCAPTIONS, 0, &gradient, 0 );
draw_caption_bar( hdc, &r, style, active, gradient );
if ((style & WS_SYSMENU) && !(ex_style & WS_EX_TOOLWINDOW))
{
if (draw_nc_sys_button( hwnd, hdc, FALSE ))
r.left += get_system_metrics( SM_CXSMICON ) + 2;
}
if (style & WS_SYSMENU)
{
UINT state;
/* Go get the sysmenu */
sys_menu = NtUserGetSystemMenu( hwnd, FALSE );
state = get_menu_state( sys_menu, SC_CLOSE, MF_BYCOMMAND );
/* Draw a grayed close button if disabled or if SC_CLOSE is not there */
draw_close_button( hwnd, hdc, FALSE,
(state & (MF_DISABLED | MF_GRAYED)) || (state == 0xFFFFFFFF) );
r.right -= get_system_metrics( SM_CYCAPTION ) - 1;
if ((style & WS_MAXIMIZEBOX) || (style & WS_MINIMIZEBOX))
{
draw_max_button( hwnd, hdc, FALSE, !(style & WS_MAXIMIZEBOX) );
r.right -= get_system_metrics( SM_CXSIZE ) + 1;
draw_min_button( hwnd, hdc, FALSE, !(style & WS_MINIMIZEBOX) );
r.right -= get_system_metrics( SM_CXSIZE ) + 1;
}
}
len = get_window_text( hwnd, buffer, ARRAY_SIZE( buffer ));
if (len)
{
NONCLIENTMETRICSW nclm;
HFONT hFont, hOldFont;
nclm.cbSize = sizeof(nclm);
NtUserSystemParametersInfo( SPI_GETNONCLIENTMETRICS, 0, &nclm, 0 );
if (ex_style & WS_EX_TOOLWINDOW)
hFont = NtGdiHfontCreate( &nclm.lfSmCaptionFont, sizeof(nclm.lfSmCaptionFont), 0, 0, NULL );
else
hFont = NtGdiHfontCreate( &nclm.lfCaptionFont, sizeof(nclm.lfCaptionFont), 0, 0, NULL );
hOldFont = NtGdiSelectFont( hdc, hFont );
if (active)
NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( COLOR_CAPTIONTEXT ), NULL );
else
NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( COLOR_INACTIVECAPTIONTEXT ), NULL );
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkMode, TRANSPARENT, NULL );
r.left += 2;
DrawTextW( hdc, buffer, -1, &r,
DT_SINGLELINE | DT_VCENTER | DT_NOPREFIX | DT_LEFT );
NtGdiDeleteObjectApp( NtGdiSelectFont( hdc, hOldFont ));
}
}
/***********************************************************************
* NtUserDrawCaptionTemp (win32u.@)
*/
BOOL WINAPI NtUserDrawCaptionTemp( HWND hwnd, HDC hdc, const RECT *rect, HFONT font,
HICON icon, const WCHAR *str, UINT flags )
{
RECT rc = *rect;
TRACE( "(%p,%p,%p,%p,%p,%s,%08x)\n", hwnd, hdc, rect, font, icon, debugstr_w(str), flags );
/* drawing background */
if (flags & DC_INBUTTON)
{
fill_rect( hdc, &rc, get_sys_color_brush( COLOR_3DFACE ));
if (flags & DC_ACTIVE)
{
HBRUSH hbr = NtGdiSelectBrush( hdc, get_55aa_brush() );
NtGdiPatBlt( hdc, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, 0xfa0089 );
NtGdiSelectBrush( hdc, hbr );
}
}
else
{
DWORD style = get_window_long( hwnd, GWL_STYLE );
draw_caption_bar( hdc, &rc, style, flags & DC_ACTIVE, flags & DC_GRADIENT );
}
/* drawing icon */
if ((flags & DC_ICON) && !(flags & DC_SMALLCAP))
{
POINT pt;
pt.x = rc.left + 2;
pt.y = (rc.bottom + rc.top - get_system_metrics( SM_CYSMICON )) / 2;
if (!icon) icon = get_nc_icon_for_window( hwnd );
NtUserDrawIconEx( hdc, pt.x, pt.y, icon, get_system_metrics( SM_CXSMICON ),
get_system_metrics( SM_CYSMICON ), 0, 0, DI_NORMAL );
rc.left = pt.x + get_system_metrics( SM_CXSMICON );
}
/* drawing text */
if (flags & DC_TEXT)
{
HFONT prev_font;
WCHAR text[128];
DWORD color;
if (flags & DC_INBUTTON)
color = COLOR_BTNTEXT;
else if (flags & DC_ACTIVE)
color = COLOR_CAPTIONTEXT;
else
color = COLOR_INACTIVECAPTIONTEXT;
NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( color ), NULL );
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkMode, TRANSPARENT, NULL );
if (font)
prev_font = NtGdiSelectFont( hdc, font );
else
{
NONCLIENTMETRICSW nclm;
HFONT new_font;
LOGFONTW *lf;
nclm.cbSize = sizeof(NONCLIENTMETRICSW);
NtUserSystemParametersInfo( SPI_GETNONCLIENTMETRICS, 0, &nclm, 0 );
lf = (flags & DC_SMALLCAP) ? &nclm.lfSmCaptionFont : &nclm.lfCaptionFont;
new_font = NtGdiHfontCreate( lf, sizeof(*lf), 0, 0, NULL );
prev_font = NtGdiSelectFont( hdc, new_font );
}
if (!str)
{
if (!get_window_text( hwnd, text, ARRAY_SIZE( text ))) text[0] = 0;
str = text;
}
rc.left += 2;
DrawTextW( hdc, str, -1, &rc, ((flags & 0x4000) ? DT_CENTER : DT_LEFT) |
DT_SINGLELINE | DT_VCENTER | DT_NOPREFIX | DT_END_ELLIPSIS );
if (font)
NtGdiSelectFont( hdc, prev_font );
else
NtGdiDeleteObjectApp( NtGdiSelectFont( hdc, prev_font ));
}
if (flags & 0x2000) FIXME( "undocumented flag (0x2000)!\n" );
return FALSE;
}
/* Paint the non-client area for windows */
static void nc_paint( HWND hwnd, HRGN clip )
{
HDC hdc;
RECT rfuzz, rect, clip_rect;
BOOL active;
WND *win;
DWORD style, ex_style;
WORD flags;
HRGN hrgn;
RECT rectClient;
if (!(win = get_win_ptr( hwnd )) || win == WND_OTHER_PROCESS) return;
style = win->dwStyle;
ex_style = win->dwExStyle;
flags = win->flags;
release_win_ptr( win );
active = flags & WIN_NCACTIVATED;
TRACE( "%p %d\n", hwnd, active );
get_window_rects( hwnd, COORDS_SCREEN, NULL, &rectClient, get_thread_dpi() );
hrgn = NtGdiCreateRectRgn( rectClient.left, rectClient.top,
rectClient.right, rectClient.bottom );
if (clip > (HRGN)1)
{
NtGdiCombineRgn( hrgn, clip, hrgn, RGN_DIFF );
hdc = NtUserGetDCEx( hwnd, hrgn, DCX_USESTYLE | DCX_WINDOW | DCX_INTERSECTRGN );
}
else
{
hdc = NtUserGetDCEx( hwnd, hrgn, DCX_USESTYLE | DCX_WINDOW | DCX_EXCLUDERGN );
}
if (!hdc)
{
NtGdiDeleteObjectApp( hrgn );
return;
}
get_window_rects( hwnd, COORDS_WINDOW, &rect, NULL, get_thread_dpi() );
NtGdiGetAppClipBox( hdc, &clip_rect );
NtGdiSelectPen( hdc, get_sys_color_pen( COLOR_WINDOWFRAME ));
if (has_static_outer_frame( ex_style ))
draw_rect_edge( hdc, &rect, BDR_SUNKENOUTER, BF_RECT | BF_ADJUST, 1 );
else if (has_big_frame( style, ex_style ))
draw_rect_edge( hdc, &rect, EDGE_RAISED, BF_RECT | BF_ADJUST, 1 );
draw_nc_frame( hdc, &rect, active, style, ex_style );
if ((style & WS_CAPTION) == WS_CAPTION)
{
RECT r = rect;
if (ex_style & WS_EX_TOOLWINDOW)
{
r.bottom = rect.top + get_system_metrics( SM_CYSMCAPTION );
rect.top += get_system_metrics( SM_CYSMCAPTION );
}
else {
r.bottom = rect.top + get_system_metrics( SM_CYCAPTION );
rect.top += get_system_metrics( SM_CYCAPTION );
}
if (intersect_rect( &rfuzz, &r, &clip_rect ))
draw_nc_caption( hdc, &r, hwnd, style, ex_style, active );
}
if (has_menu( hwnd, style ))
{
RECT r = rect;
HMENU menu;
r.bottom = rect.top + get_system_metrics( SM_CYMENU );
TRACE( "drawing menu with rect %s\n", wine_dbgstr_rect( &r ));
menu = get_menu( hwnd );
if (!is_menu( menu )) rect.top += get_system_metrics( SM_CYMENU );
else rect.top += NtUserDrawMenuBarTemp( hwnd, hdc, &r, menu, NULL );
}
TRACE( "rect after menu %s\n", wine_dbgstr_rect( &rect ));
if (ex_style & WS_EX_CLIENTEDGE)
draw_rect_edge( hdc, &rect, EDGE_SUNKEN, BF_RECT | BF_ADJUST, 1 );
/* Draw the scroll-bars */
draw_nc_scrollbar( hwnd, hdc, style & WS_HSCROLL, style & WS_VSCROLL );
/* Draw the "size-box" */
if ((style & WS_VSCROLL) && (style & WS_HSCROLL))
{
RECT r = rect;
if ((ex_style & WS_EX_LEFTSCROLLBAR) != 0)
r.right = r.left + get_system_metrics( SM_CXVSCROLL ) + 1;
else
r.left = r.right - get_system_metrics( SM_CXVSCROLL ) + 1;
r.top = r.bottom - get_system_metrics( SM_CYHSCROLL ) + 1;
fill_rect( hdc, &r, get_sys_color_brush( COLOR_BTNFACE ) );
}
NtUserReleaseDC( hwnd, hdc );
}
static LRESULT handle_nc_paint( HWND hwnd , HRGN clip )
{
HWND parent = NtUserGetAncestor( hwnd, GA_PARENT );
DWORD style = get_window_long( hwnd, GWL_STYLE );
if (style & WS_VISIBLE)
{
nc_paint( hwnd, clip );
if (parent == get_desktop_window())
NtUserPostMessage( parent, WM_PARENTNOTIFY, WM_NCPAINT, (LPARAM)hwnd );
}
return 0;
}
static LRESULT handle_nc_activate( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
/* Lotus Notes draws menu descriptions in the caption of its main
* window. When it wants to restore original "system" view, it just
* sends WM_NCACTIVATE message to itself. Any optimizations here in
* attempt to minimize redrawings lead to a not restored caption.
*/
if (wparam) win_set_flags( hwnd, WIN_NCACTIVATED, 0 );
else win_set_flags( hwnd, 0, WIN_NCACTIVATED );
/* This isn't documented but is reproducible in at least XP SP2 and
* Outlook 2007 depends on it
*/
if (lparam != -1)
{
nc_paint( hwnd, (HRGN)1 );
if (NtUserGetAncestor( hwnd, GA_PARENT ) == get_desktop_window())
NtUserPostMessage( get_desktop_window(), WM_PARENTNOTIFY, WM_NCACTIVATE, (LPARAM)hwnd );
}
return TRUE;
}
static void handle_nc_calc_size( HWND hwnd, WPARAM wparam, RECT *win_rect )
{
RECT rect = { 0, 0, 0, 0 };
LONG style = get_window_long( hwnd, GWL_STYLE );
LONG ex_style = get_window_long( hwnd, GWL_EXSTYLE );
if (!win_rect) return;
if (!(style & WS_MINIMIZE))
{
AdjustWindowRectEx( &rect, style, FALSE, ex_style & ~WS_EX_CLIENTEDGE );
win_rect->left -= rect.left;
win_rect->top -= rect.top;
win_rect->right -= rect.right;
win_rect->bottom -= rect.bottom;
if (((style & (WS_CHILD | WS_POPUP)) != WS_CHILD) && get_menu( hwnd ))
{
TRACE( "getting menu bar height with hwnd %p, width %d, at (%d, %d)\n",
hwnd, (int)(win_rect->right - win_rect->left), (int)-rect.left, (int)-rect.top );
win_rect->top += get_menu_bar_height( hwnd, win_rect->right - win_rect->left,
-rect.left, -rect.top );
}
if (ex_style & WS_EX_CLIENTEDGE)
if (win_rect->right - win_rect->left > 2 * get_system_metrics( SM_CXEDGE ) &&
win_rect->bottom - win_rect->top > 2 * get_system_metrics( SM_CYEDGE ))
InflateRect( win_rect, -get_system_metrics( SM_CXEDGE ),
-get_system_metrics( SM_CYEDGE ));
if ((style & WS_VSCROLL) &&
win_rect->right - win_rect->left >= get_system_metrics( SM_CXVSCROLL ))
{
/* rectangle is in screen coords when wparam is false */
if (!wparam && (ex_style & WS_EX_LAYOUTRTL)) ex_style ^= WS_EX_LEFTSCROLLBAR;
if (ex_style & WS_EX_LEFTSCROLLBAR)
win_rect->left += get_system_metrics( SM_CXVSCROLL );
else
win_rect->right -= get_system_metrics( SM_CXVSCROLL );
}
if ((style & WS_HSCROLL) &&
win_rect->bottom - win_rect->top > get_system_metrics( SM_CYHSCROLL ))
{
win_rect->bottom -= get_system_metrics( SM_CYHSCROLL );
}
if (win_rect->top > win_rect->bottom) win_rect->bottom = win_rect->top;
if (win_rect->left > win_rect->right) win_rect->right = win_rect->left;
}
else
{
win_rect->right = win_rect->left;
win_rect->bottom = win_rect->top;
}
}
LRESULT handle_nc_hit_test( HWND hwnd, POINT pt )
{
RECT rect, client_rect;
DWORD style, ex_style;
TRACE( "hwnd %p pt %d,%d\n", hwnd, (int)pt.x, (int)pt.y );
get_window_rects( hwnd, COORDS_SCREEN, &rect, &client_rect, get_thread_dpi() );
if (!PtInRect( &rect, pt )) return HTNOWHERE;
style = get_window_long( hwnd, GWL_STYLE );
ex_style = get_window_long( hwnd, GWL_EXSTYLE );
if (PtInRect( &client_rect, pt )) return HTCLIENT;
/* Check borders */
if (has_thick_frame( style, ex_style ))
{
InflateRect( &rect, -get_system_metrics( SM_CXFRAME ), -get_system_metrics( SM_CYFRAME ));
if (!PtInRect( &rect, pt ))
{
/* Check top sizing border */
if (pt.y < rect.top)
{
if (pt.x < rect.left + get_system_metrics( SM_CXSIZE )) return HTTOPLEFT;
if (pt.x >= rect.right - get_system_metrics( SM_CXSIZE )) return HTTOPRIGHT;
return HTTOP;
}
/* Check bottom sizing border */
if (pt.y >= rect.bottom)
{
if (pt.x < rect.left + get_system_metrics( SM_CXSIZE )) return HTBOTTOMLEFT;
if (pt.x >= rect.right - get_system_metrics( SM_CXSIZE )) return HTBOTTOMRIGHT;
return HTBOTTOM;
}
/* Check left sizing border */
if (pt.x < rect.left)
{
if (pt.y < rect.top + get_system_metrics( SM_CYSIZE )) return HTTOPLEFT;
if (pt.y >= rect.bottom - get_system_metrics( SM_CYSIZE )) return HTBOTTOMLEFT;
return HTLEFT;
}
/* Check right sizing border */
if (pt.x >= rect.right)
{
if (pt.y < rect.top + get_system_metrics( SM_CYSIZE )) return HTTOPRIGHT;
if (pt.y >= rect.bottom-get_system_metrics( SM_CYSIZE )) return HTBOTTOMRIGHT;
return HTRIGHT;
}
}
}
else /* No thick frame */
{
if (has_dialog_frame( style, ex_style ))
InflateRect( &rect, -get_system_metrics( SM_CXDLGFRAME ),
-get_system_metrics( SM_CYDLGFRAME ));
else if (has_thin_frame( style ))
InflateRect(&rect, -get_system_metrics( SM_CXBORDER ),
-get_system_metrics( SM_CYBORDER ));
if (!PtInRect( &rect, pt )) return HTBORDER;
}
/* Check caption */
if ((style & WS_CAPTION) == WS_CAPTION)
{
if (ex_style & WS_EX_TOOLWINDOW)
rect.top += get_system_metrics( SM_CYSMCAPTION ) - 1;
else
rect.top += get_system_metrics( SM_CYCAPTION ) - 1;
if (!PtInRect( &rect, pt ))
{
BOOL min_or_max_box = (style & WS_SYSMENU) && (style & (WS_MINIMIZEBOX | WS_MAXIMIZEBOX));
if (ex_style & WS_EX_LAYOUTRTL)
{
/* Check system menu */
if ((style & WS_SYSMENU) && !(ex_style & WS_EX_TOOLWINDOW) &&
get_nc_icon_for_window( hwnd ))
{
rect.right -= get_system_metrics( SM_CYCAPTION ) - 1;
if (pt.x > rect.right) return HTSYSMENU;
}
/* Check close button */
if (style & WS_SYSMENU)
{
rect.left += get_system_metrics( SM_CYCAPTION );
if (pt.x < rect.left) return HTCLOSE;
}
if (min_or_max_box && !(ex_style & WS_EX_TOOLWINDOW))
{
/* Check maximize box */
rect.left += get_system_metrics( SM_CXSIZE );
if (pt.x < rect.left) return HTMAXBUTTON;
/* Check minimize box */
rect.left += get_system_metrics( SM_CXSIZE );
if (pt.x < rect.left) return HTMINBUTTON;
}
}
else
{
/* Check system menu */
if ((style & WS_SYSMENU) && !(ex_style & WS_EX_TOOLWINDOW) &&
get_nc_icon_for_window( hwnd ))
{
rect.left += get_system_metrics( SM_CYCAPTION ) - 1;
if (pt.x < rect.left) return HTSYSMENU;
}
/* Check close button */
if (style & WS_SYSMENU)
{
rect.right -= get_system_metrics( SM_CYCAPTION );
if (pt.x > rect.right) return HTCLOSE;
}
if (min_or_max_box && !(ex_style & WS_EX_TOOLWINDOW))
{
/* Check maximize box */
rect.right -= get_system_metrics( SM_CXSIZE );
if (pt.x > rect.right) return HTMAXBUTTON;
/* Check minimize box */
rect.right -= get_system_metrics( SM_CXSIZE );
if (pt.x > rect.right) return HTMINBUTTON;
}
}
return HTCAPTION;
}
}
/* Check menu bar */
if (has_menu( hwnd, style ) && (pt.y < client_rect.top) &&
(pt.x >= client_rect.left) && (pt.x < client_rect.right))
return HTMENU;
/* Check vertical scroll bar */
if (ex_style & WS_EX_LAYOUTRTL) ex_style ^= WS_EX_LEFTSCROLLBAR;
if (style & WS_VSCROLL)
{
if (ex_style & WS_EX_LEFTSCROLLBAR)
client_rect.left -= get_system_metrics( SM_CXVSCROLL );
else
client_rect.right += get_system_metrics( SM_CXVSCROLL );
if (PtInRect( &client_rect, pt )) return HTVSCROLL;
}
/* Check horizontal scroll bar */
if (style & WS_HSCROLL)
{
client_rect.bottom += get_system_metrics( SM_CYHSCROLL );
if (PtInRect( &client_rect, pt ))
{
/* Check size box */
if ((style & WS_VSCROLL) &&
((ex_style & WS_EX_LEFTSCROLLBAR)
? (pt.x <= client_rect.left + get_system_metrics( SM_CXVSCROLL ))
: (pt.x >= client_rect.right - get_system_metrics( SM_CXVSCROLL ))))
return HTSIZE;
return HTHSCROLL;
}
}
/* Has to return HTNOWHERE if nothing was found
Could happen when a window has a customized non client area */
return HTNOWHERE;
}
static void track_min_max_box( HWND hwnd, WORD wparam )
{
HDC hdc = NtUserGetWindowDC( hwnd );
DWORD style = get_window_long( hwnd, GWL_STYLE );
HMENU sys_menu = NtUserGetSystemMenu(hwnd, FALSE);
void (*paint_button)( HWND, HDC, BOOL, BOOL );
BOOL pressed = TRUE;
UINT state;
MSG msg;
if (wparam == HTMINBUTTON)
{
/* If the style is not present, do nothing */
if (!(style & WS_MINIMIZEBOX)) return;
/* Check if the sysmenu item for minimize is there */
state = get_menu_state( sys_menu, SC_MINIMIZE, MF_BYCOMMAND );
paint_button = draw_min_button;
}
else
{
/* If the style is not present, do nothing */
if (!(style & WS_MAXIMIZEBOX)) return;
/* Check if the sysmenu item for maximize is there */
state = get_menu_state( sys_menu, SC_MAXIMIZE, MF_BYCOMMAND );
paint_button = draw_max_button;
}
NtUserSetCapture( hwnd );
paint_button( hwnd, hdc, TRUE, FALSE);
for (;;)
{
BOOL oldstate = pressed;
if (!NtUserGetMessage( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST )) break;
if (NtUserCallMsgFilter( &msg, MSGF_MAX )) continue;
if(msg.message == WM_LBUTTONUP) break;
if(msg.message != WM_MOUSEMOVE) continue;
pressed = handle_nc_hit_test( hwnd, msg.pt ) == wparam;
if (pressed != oldstate) paint_button( hwnd, hdc, pressed, FALSE);
}
if (pressed) paint_button( hwnd, hdc, FALSE, FALSE );
release_capture();
NtUserReleaseDC( hwnd, hdc );
/* If the minimize or maximize items of the sysmenu are not there
* or if the style is not present, do nothing */
if (!pressed || state == 0xffffffff) return;
if (wparam == HTMINBUTTON)
send_message( hwnd, WM_SYSCOMMAND,
is_iconic( hwnd ) ? SC_RESTORE : SC_MINIMIZE, MAKELONG( msg.pt.x, msg.pt.y ));
else
send_message( hwnd, WM_SYSCOMMAND,
is_zoomed( hwnd ) ? SC_RESTORE : SC_MAXIMIZE, MAKELONG( msg.pt.x, msg.pt.y ));
}
static void track_close_button( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
HMENU sys_menu;
BOOL pressed = TRUE;
UINT state;
MSG msg;
HDC hdc;
if (!(sys_menu = NtUserGetSystemMenu( hwnd, FALSE ))) return;
state = get_menu_state( sys_menu, SC_CLOSE, MF_BYCOMMAND );
/* If the close item of the sysmenu is disabled or not present do nothing */
if((state & MF_DISABLED) || (state & MF_GRAYED) || state == 0xFFFFFFFF) return;
hdc = NtUserGetWindowDC( hwnd );
NtUserSetCapture( hwnd );
draw_close_button( hwnd, hdc, TRUE, FALSE );
for (;;)
{
BOOL oldstate = pressed;
if (!NtUserGetMessage( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST )) break;
if (NtUserCallMsgFilter( &msg, MSGF_MAX )) continue;
if (msg.message == WM_LBUTTONUP) break;
if (msg.message != WM_MOUSEMOVE) continue;
pressed = handle_nc_hit_test( hwnd, msg.pt ) == wparam;
if (pressed != oldstate) draw_close_button( hwnd, hdc, pressed, FALSE );
}
if (pressed) draw_close_button( hwnd, hdc, FALSE, FALSE );
release_capture();
NtUserReleaseDC( hwnd, hdc );
if (pressed) send_message( hwnd, WM_SYSCOMMAND, SC_CLOSE, lparam );
}
static LRESULT handle_nc_lbutton_down( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
LONG style = get_window_long( hwnd, GWL_STYLE );
switch (wparam) /* Hit test */
{
case HTCAPTION:
{
HWND top = hwnd, parent;
for (;;)
{
if ((get_window_long( top, GWL_STYLE ) & (WS_POPUP | WS_CHILD)) != WS_CHILD)
break;
parent = NtUserGetAncestor( top, GA_PARENT );
if (!parent || parent == get_desktop_window()) break;
top = parent;
}
if (set_foreground_window( top, TRUE ) || (get_active_window() == top))
send_message( hwnd, WM_SYSCOMMAND, SC_MOVE + HTCAPTION, lparam );
break;
}
case HTSYSMENU:
if (style & WS_SYSMENU)
{
HDC hdc = NtUserGetWindowDC( hwnd );
draw_nc_sys_button( hwnd, hdc, TRUE );
NtUserReleaseDC( hwnd, hdc );
send_message( hwnd, WM_SYSCOMMAND, SC_MOUSEMENU + HTSYSMENU, lparam );
}
break;
case HTMENU:
send_message( hwnd, WM_SYSCOMMAND, SC_MOUSEMENU, lparam );
break;
case HTHSCROLL:
send_message( hwnd, WM_SYSCOMMAND, SC_HSCROLL + HTHSCROLL, lparam );
break;
case HTVSCROLL:
send_message( hwnd, WM_SYSCOMMAND, SC_VSCROLL + HTVSCROLL, lparam );
break;
case HTMINBUTTON:
case HTMAXBUTTON:
track_min_max_box( hwnd, wparam );
break;
case HTCLOSE:
track_close_button( hwnd, wparam, lparam );
break;
case HTLEFT:
case HTRIGHT:
case HTTOP:
case HTTOPLEFT:
case HTTOPRIGHT:
case HTBOTTOM:
case HTBOTTOMLEFT:
case HTBOTTOMRIGHT:
send_message( hwnd, WM_SYSCOMMAND, SC_SIZE + wparam - (HTLEFT - WMSZ_LEFT), lparam );
break;
case HTBORDER:
break;
}
return 0;
}
static LRESULT handle_nc_rbutton_down( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
int hittest = wparam;
MSG msg;
switch (hittest)
{
case HTCAPTION:
case HTSYSMENU:
NtUserSetCapture( hwnd );
for (;;)
{
if (!NtUserGetMessage( &msg, 0, WM_MOUSEFIRST, WM_MOUSELAST )) break;
if (NtUserCallMsgFilter( &msg, MSGF_MAX )) continue;
if (msg.message == WM_RBUTTONUP)
{
hittest = handle_nc_hit_test( hwnd, msg.pt );
break;
}
}
release_capture();
if (hittest == HTCAPTION || hittest == HTSYSMENU)
send_message( hwnd, WM_CONTEXTMENU, (WPARAM)hwnd, MAKELPARAM( msg.pt.x, msg.pt.y ));
break;
}
return 0;
}
static LRESULT handle_nc_button_dbl_click( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
/* if this is an icon, send a restore since we are handling a double click */
if (is_iconic(hwnd))
{
send_message( hwnd, WM_SYSCOMMAND, SC_RESTORE, lparam );
return 0;
}
switch (wparam) /* Hit test */
{
case HTCAPTION:
/* stop processing if WS_MAXIMIZEBOX is missing */
if (get_window_long( hwnd, GWL_STYLE ) & WS_MAXIMIZEBOX)
send_message( hwnd, WM_SYSCOMMAND,
is_zoomed( hwnd ) ? SC_RESTORE : SC_MAXIMIZE, lparam );
break;
case HTSYSMENU:
{
HMENU hSysMenu = NtUserGetSystemMenu( hwnd, FALSE );
UINT state = get_menu_state( hSysMenu, SC_CLOSE, MF_BYCOMMAND );
/* If the close item of the sysmenu is disabled or not present do nothing */
if ((state & (MF_DISABLED | MF_GRAYED)) || state == 0xffffffff)
break;
send_message( hwnd, WM_SYSCOMMAND, SC_CLOSE, lparam );
break;
}
case HTHSCROLL:
send_message( hwnd, WM_SYSCOMMAND, SC_HSCROLL + HTHSCROLL, lparam );
break;
case HTVSCROLL:
send_message( hwnd, WM_SYSCOMMAND, SC_VSCROLL + HTVSCROLL, lparam );
break;
}
return 0;
}
static HBRUSH handle_control_color( HDC hdc, UINT type )
{
if (type == CTLCOLOR_SCROLLBAR)
{
HBRUSH hb = get_sys_color_brush( COLOR_SCROLLBAR );
COLORREF bk = get_sys_color( COLOR_3DHILIGHT );
NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( COLOR_3DFACE ), NULL );
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, bk, NULL );
/* if COLOR_WINDOW happens to be the same as COLOR_3DHILIGHT
* we better use 0x55aa bitmap brush to make scrollbar's background
* look different from the window background.
*/
if (bk == get_sys_color( COLOR_WINDOW )) return get_55aa_brush();
NtGdiUnrealizeObject( hb );
return hb;
}
NtGdiGetAndSetDCDword( hdc, NtGdiSetTextColor, get_sys_color( COLOR_WINDOWTEXT ), NULL );
if (type == CTLCOLOR_EDIT || type == CTLCOLOR_LISTBOX)
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, get_sys_color( COLOR_WINDOW ), NULL );
else
{
NtGdiGetAndSetDCDword( hdc, NtGdiSetBkColor, get_sys_color( COLOR_3DFACE ), NULL);
return get_sys_color_brush( COLOR_3DFACE );
}
return get_sys_color_brush( COLOR_WINDOW );
}
static LRESULT handle_nc_mouse_move( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
RECT rect;
POINT pt;
TRACE( "hwnd=%p wparam=%#lx lparam=%#lx\n", hwnd, (long)wparam, lparam );
if (wparam != HTHSCROLL && wparam != HTVSCROLL)
return 0;
get_window_rects( hwnd, COORDS_CLIENT, &rect, NULL, get_thread_dpi() );
pt.x = (short)LOWORD( lparam );
pt.y = (short)HIWORD( lparam );
screen_to_client( hwnd, &pt );
pt.x -= rect.left;
pt.y -= rect.top;
handle_scroll_event( hwnd, wparam == HTHSCROLL ? SB_HORZ : SB_VERT, WM_NCMOUSEMOVE, pt );
return 0;
}
static LRESULT handle_nc_mouse_leave( HWND hwnd )
{
LONG style = get_window_long( hwnd, GWL_STYLE );
POINT pt = {0, 0};
TRACE( "hwnd=%p\n", hwnd );
if (style & WS_HSCROLL)
handle_scroll_event( hwnd, SB_HORZ, WM_NCMOUSELEAVE, pt );
if (style & WS_VSCROLL)
handle_scroll_event( hwnd, SB_VERT, WM_NCMOUSELEAVE, pt );
return 0;
}
LRESULT default_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam, BOOL ansi )
{
LRESULT result = 0;
switch (msg)
{
case WM_NCCREATE:
if (lparam)
{
CREATESTRUCTW *cs = (CREATESTRUCTW *)lparam;
set_window_text( hwnd, cs->lpszName, ansi );
if (cs->style & (WS_HSCROLL | WS_VSCROLL))
{
SCROLLINFO si = { .cbSize = sizeof(si), .fMask = SIF_ALL, .nMax = 100 };
NtUserSetScrollInfo( hwnd, SB_HORZ, &si, FALSE );
NtUserSetScrollInfo( hwnd, SB_VERT, &si, FALSE );
}
result = 1;
}
break;
case WM_NCDESTROY:
{
WND *win = get_win_ptr( hwnd );
if (!win) return 0;
free( win->text );
win->text = NULL;
free( win->pScroll );
win->pScroll = NULL;
release_win_ptr( win );
break;
}
case WM_NCCALCSIZE:
handle_nc_calc_size( hwnd, wparam, (RECT *)lparam );
break;
case WM_NCHITTEST:
{
POINT pt;
pt.x = (short)LOWORD( lparam );
pt.y = (short)HIWORD( lparam );
return handle_nc_hit_test( hwnd, pt );
}
case WM_NCPAINT:
return handle_nc_paint( hwnd, (HRGN)wparam );
case WM_NCACTIVATE:
return handle_nc_activate( hwnd, wparam, lparam );
case WM_NCLBUTTONDOWN:
return handle_nc_lbutton_down( hwnd, wparam, lparam );
case WM_NCRBUTTONDOWN:
return handle_nc_rbutton_down( hwnd, wparam, lparam );
case WM_LBUTTONDBLCLK:
return handle_nc_button_dbl_click( hwnd, HTCLIENT, lparam );
case WM_NCLBUTTONDBLCLK:
return handle_nc_button_dbl_click( hwnd, wparam, lparam );
case WM_NCMOUSEMOVE:
result = handle_nc_mouse_move( hwnd, wparam, lparam );
break;
case WM_NCMOUSELEAVE:
result = handle_nc_mouse_leave( hwnd );
break;
case WM_RBUTTONUP:
{
POINT pt;
pt.x = (short)LOWORD( lparam );
pt.y = (short)HIWORD( lparam );
client_to_screen( hwnd, &pt );
send_message( hwnd, WM_CONTEXTMENU, (WPARAM)hwnd, MAKELPARAM( pt.x, pt.y ));
}
break;
case WM_NCRBUTTONUP:
break;
case WM_XBUTTONUP:
case WM_NCXBUTTONUP:
if (HIWORD(wparam) == XBUTTON1 || HIWORD(wparam) == XBUTTON2)
{
send_message( hwnd, WM_APPCOMMAND, (WPARAM)hwnd,
MAKELPARAM( LOWORD( wparam ), FAPPCOMMAND_MOUSE | HIWORD( wparam )));
}
break;
case WM_CONTEXTMENU:
if (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD)
send_message( get_parent( hwnd ), msg, (WPARAM)hwnd, lparam );
else
{
LONG hitcode;
POINT pt;
pt.x = (short)LOWORD( lparam );
pt.y = (short)HIWORD( lparam );
hitcode = handle_nc_hit_test( hwnd, pt );
/* Track system popup if click was in the caption area. */
if (hitcode == HTCAPTION || hitcode == HTSYSMENU)
NtUserTrackPopupMenuEx( NtUserGetSystemMenu( hwnd, FALSE ),
TPM_LEFTBUTTON | TPM_RIGHTBUTTON,
pt.x, pt.y, hwnd, NULL );
}
break;
case WM_POPUPSYSTEMMENU:
/* This is an undocumented message used by the windows taskbar to
* display the system menu of windows that belong to other processes. */
NtUserTrackPopupMenuEx( NtUserGetSystemMenu( hwnd, FALSE ), TPM_LEFTBUTTON | TPM_RIGHTBUTTON,
(short)LOWORD(lparam), (short)HIWORD(lparam), hwnd, NULL );
return 0;
case WM_WINDOWPOSCHANGING:
return handle_window_pos_changing( hwnd, (WINDOWPOS *)lparam );
case WM_WINDOWPOSCHANGED:
handle_window_pos_changed( hwnd, (const WINDOWPOS *)lparam );
break;
case WM_PAINTICON:
case WM_PAINT:
{
PAINTSTRUCT ps;
HDC hdc = NtUserBeginPaint( hwnd, &ps );
if (hdc)
{
HICON icon;
if (is_iconic(hwnd) && ((icon = UlongToHandle( get_class_long( hwnd, GCLP_HICON, FALSE )))))
{
RECT rc;
int x, y;
get_client_rect( hwnd, &rc );
x = (rc.right - rc.left - get_system_metrics( SM_CXICON )) / 2;
y = (rc.bottom - rc.top - get_system_metrics( SM_CYICON )) / 2;
TRACE( "Painting class icon: vis rect=(%s)\n", wine_dbgstr_rect(&ps.rcPaint) );
NtUserDrawIconEx( hdc, x, y, icon, 0, 0, 0, 0, DI_NORMAL | DI_COMPAT | DI_DEFAULTSIZE );
}
NtUserEndPaint( hwnd, &ps );
}
break;
}
case WM_SYNCPAINT:
NtUserRedrawWindow ( hwnd, NULL, 0, RDW_ERASENOW | RDW_ERASE | RDW_ALLCHILDREN );
return 0;
case WM_SETREDRAW:
if (wparam) set_window_style( hwnd, WS_VISIBLE, 0 );
else
{
NtUserRedrawWindow( hwnd, NULL, 0, RDW_ALLCHILDREN | RDW_VALIDATE );
set_window_style( hwnd, 0, WS_VISIBLE );
}
return 0;
case WM_CLOSE:
NtUserDestroyWindow( hwnd );
return 0;
case WM_MOUSEACTIVATE:
if (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD)
{
result = send_message( get_parent(hwnd), WM_MOUSEACTIVATE, wparam, lparam );
if (result) break;
}
/* Caption clicks are handled by handle_nc_lbutton_down() */
result = HIWORD(lparam) == WM_LBUTTONDOWN && LOWORD(lparam) == HTCAPTION ?
MA_NOACTIVATE : MA_ACTIVATE;
break;
case WM_ACTIVATE:
/* The default action in Windows is to set the keyboard focus to
* the window, if it's being activated and not minimized */
if (LOWORD(wparam) != WA_INACTIVE && !is_iconic( hwnd )) NtUserSetFocus( hwnd );
break;
case WM_MOUSEWHEEL:
case WM_MOUSEHWHEEL:
if (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD)
result = send_message( get_parent( hwnd ), msg, wparam, lparam );
break;
case WM_ERASEBKGND:
case WM_ICONERASEBKGND:
{
RECT rect;
HDC hdc = (HDC)wparam;
HBRUSH hbr = UlongToHandle( get_class_long( hwnd, GCLP_HBRBACKGROUND, FALSE ));
if (!hbr) break;
if (get_class_long( hwnd, GCL_STYLE, FALSE ) & CS_PARENTDC)
{
/* can't use GetClipBox with a parent DC or we fill the whole parent */
get_client_rect( hwnd, &rect );
NtGdiTransformPoints( hdc, (POINT *)&rect, (POINT *)&rect, 1, NtGdiDPtoLP );
}
else NtGdiGetAppClipBox( hdc, &rect );
fill_rect( hdc, &rect, hbr );
return 1;
}
case WM_GETDLGCODE:
break;
case WM_CANCELMODE:
menu_sys_key = 0;
end_menu( hwnd );
if (get_capture() == hwnd) release_capture();
break;
case WM_SETTEXT:
result = set_window_text( hwnd, (void *)lparam, ansi );
if (result && (get_window_long( hwnd, GWL_STYLE ) & WS_CAPTION) == WS_CAPTION)
handle_nc_paint( hwnd , (HRGN)1 ); /* repaint caption */
break;
case WM_GETTEXTLENGTH:
{
WND *win = get_win_ptr( hwnd );
if (win && win->text)
{
if (ansi)
result = win32u_wctomb_size( &ansi_cp, win->text, wcslen( win->text ));
else
result = wcslen( win->text );
}
release_win_ptr( win );
}
break;
case WM_GETTEXT:
if (wparam)
{
WND *win;
if (!(win = get_win_ptr( hwnd ))) break;
__TRY
{
if (ansi)
{
char *dest = (char *)lparam;
if (win->text)
result = win32u_wctomb( &ansi_cp, dest, wparam - 1,
win->text, wcslen( win->text ));
dest[result] = 0;
}
else
{
WCHAR *dest = (WCHAR *)lparam;
if (win->text) result = min( wcslen( win->text ), wparam - 1 );
if (result) memcpy( dest, win->text, result * sizeof(WCHAR) );
dest[result] = 0;
}
}
__EXCEPT
{
}
__ENDTRY
release_win_ptr( win );
}
break;
case WM_SETICON:
result = (LRESULT)set_window_icon( hwnd, wparam, (HICON)lparam );
if ((get_window_long( hwnd, GWL_STYLE ) & WS_CAPTION) == WS_CAPTION)
handle_nc_paint( hwnd , (HRGN)1 ); /* repaint caption */
break;
case WM_GETICON:
result = (LRESULT)get_window_icon( hwnd, wparam );
break;
case WM_SETCURSOR:
if (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD)
{
/* with the exception of the border around a resizable window,
* give the parent first chance to set the cursor */
if ((LOWORD( lparam ) < HTSIZEFIRST) || (LOWORD( lparam ) > HTSIZELAST))
{
HWND parent = get_parent( hwnd );
if (parent != get_desktop_window() &&
send_message( parent, WM_SETCURSOR, wparam, lparam )) return TRUE;
}
}
handle_set_cursor( hwnd, wparam, lparam );
break;
case WM_SHOWWINDOW:
{
LONG style = get_window_long( hwnd, GWL_STYLE );
WND *win;
if (!lparam) break; /* sent from ShowWindow */
if ((style & WS_VISIBLE) && wparam) break;
if (!(style & WS_VISIBLE) && !wparam) break;
if (!get_window_relative( hwnd, GW_OWNER )) break;
if (!(win = get_win_ptr( hwnd ))) break;
if (win == WND_OTHER_PROCESS) break;
if (wparam)
{
if (!(win->flags & WIN_NEEDS_SHOW_OWNEDPOPUP))
{
release_win_ptr( win );
break;
}
win->flags &= ~WIN_NEEDS_SHOW_OWNEDPOPUP;
}
else win->flags |= WIN_NEEDS_SHOW_OWNEDPOPUP;
release_win_ptr( win );
NtUserShowWindow( hwnd, wparam ? SW_SHOWNOACTIVATE : SW_HIDE );
break;
}
case WM_CTLCOLORMSGBOX:
case WM_CTLCOLOREDIT:
case WM_CTLCOLORLISTBOX:
case WM_CTLCOLORBTN:
case WM_CTLCOLORDLG:
case WM_CTLCOLORSTATIC:
case WM_CTLCOLORSCROLLBAR:
return (LRESULT)handle_control_color( (HDC)wparam, msg - WM_CTLCOLORMSGBOX );
case WM_CTLCOLOR:
return (LRESULT)handle_control_color( (HDC)wparam, HIWORD( lparam ));
case WM_SYSCOMMAND:
result = handle_sys_command( hwnd, wparam, lparam );
break;
case WM_LBUTTONDOWN:
case WM_RBUTTONDOWN:
case WM_MBUTTONDOWN:
f10_key = menu_sys_key = 0;
break;
case WM_KEYDOWN:
if (wparam == VK_F10) f10_key = VK_F10;
break;
case WM_SYSKEYDOWN:
if (HIWORD( lparam ) & KEYDATA_ALT)
{
if ((wparam == VK_MENU || wparam == VK_LMENU || wparam == VK_RMENU) && !menu_sys_key)
menu_sys_key = 1;
else
menu_sys_key = 0;
f10_key = 0;
if (wparam == VK_F4) /* try to close the window */
{
HWND top = NtUserGetAncestor( hwnd, GA_ROOT );
if (!(get_class_long( top, GCL_STYLE, FALSE ) & CS_NOCLOSE))
NtUserPostMessage( top, WM_SYSCOMMAND, SC_CLOSE, 0 );
}
}
else if (wparam == VK_F10)
{
if (NtUserGetKeyState(VK_SHIFT) & 0x8000)
send_message( hwnd, WM_CONTEXTMENU, (WPARAM)hwnd, -1 );
f10_key = 1;
}
else if (wparam == VK_ESCAPE && (NtUserGetKeyState( VK_SHIFT ) & 0x8000))
send_message( hwnd, WM_SYSCOMMAND, SC_KEYMENU, ' ' );
break;
case WM_KEYUP:
case WM_SYSKEYUP:
/* Press and release F10 or ALT */
if (((wparam == VK_MENU || wparam == VK_LMENU || wparam == VK_RMENU) && menu_sys_key) ||
(wparam == VK_F10 && f10_key))
send_message( NtUserGetAncestor( hwnd, GA_ROOT ), WM_SYSCOMMAND, SC_KEYMENU, 0 );
menu_sys_key = f10_key = 0;
break;
case WM_SYSCHAR:
menu_sys_key = 0;
if (wparam == '\r' && is_iconic( hwnd ))
{
NtUserPostMessage( hwnd, WM_SYSCOMMAND, SC_RESTORE, 0 );
break;
}
if ((HIWORD( lparam ) & KEYDATA_ALT) && wparam)
{
WCHAR wch;
if (ansi)
{
char ch = wparam;
win32u_mbtowc( &ansi_cp, &wch, 1, &ch, 1 );
}
else wch = wparam;
if (wch == '\t' || wch == '\x1b') break;
if (wch == ' ' && (get_window_long( hwnd, GWL_STYLE ) & WS_CHILD))
send_message( get_parent( hwnd ), msg, wch, lparam );
else
send_message( hwnd, WM_SYSCOMMAND, SC_KEYMENU, wch );
}
else if (wparam != '\x1b') /* Ctrl-Esc */
message_beep(0);
break;
case WM_KEYF1:
{
HELPINFO hi;
hi.cbSize = sizeof(HELPINFO);
get_cursor_pos( &hi.MousePos );
if (is_menu_active())
{
MENUINFO info = { .cbSize = sizeof(info), .fMask = MIM_HELPID };
hi.iContextType = HELPINFO_MENUITEM;
hi.hItemHandle = is_menu_active();
hi.iCtrlId = NtUserMenuItemFromPoint( hwnd, hi.hItemHandle,
hi.MousePos.x, hi.MousePos.y );
get_menu_info( hi.hItemHandle, &info );
hi.dwContextId = info.dwContextHelpID;
}
else
{
hi.iContextType = HELPINFO_WINDOW;
hi.hItemHandle = hwnd;
hi.iCtrlId = get_window_long_ptr( hwnd, GWLP_ID, FALSE );
hi.dwContextId = get_window_context_help_id( hwnd );
}
send_message( hwnd, WM_HELP, 0, (LPARAM)&hi );
break;
}
case WM_PRINT:
if ((lparam & PRF_CHECKVISIBLE) && !is_window_visible ( hwnd )) break;
if (lparam & (PRF_CHILDREN | PRF_OWNED | PRF_NONCLIENT))
WARN( "WM_PRINT message with unsupported lparam %lx\n", lparam );
if (lparam & PRF_ERASEBKGND) send_message( hwnd, WM_ERASEBKGND, wparam, 0 );
if (lparam & PRF_CLIENT) send_message(hwnd, WM_PRINTCLIENT, wparam, lparam );
break;
case WM_APPCOMMAND:
{
HWND parent = get_parent( hwnd );
if (!parent)
call_hooks( WH_SHELL, HSHELL_APPCOMMAND, wparam, lparam, 0 );
else
send_message( parent, msg, wparam, lparam );
break;
}
case WM_VKEYTOITEM:
case WM_CHARTOITEM:
result = -1;
break;
case WM_DROPOBJECT:
result = DRAG_FILE;
break;
case WM_QUERYDROPOBJECT:
result = (get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_ACCEPTFILES) != 0;
break;
case WM_QUERYDRAGICON:
{
UINT len;
HICON icon = (HICON)get_class_long_ptr( hwnd, GCLP_HICON, FALSE );
HINSTANCE instance = (HINSTANCE)get_window_long_ptr( hwnd, GWLP_HINSTANCE, FALSE );
if (icon)
{
result = (LRESULT)icon;
break;
}
for (len = 1; len < 64; len++)
{
if((icon = LoadImageW( instance, MAKEINTRESOURCEW( len ), IMAGE_ICON, 0, 0,
LR_SHARED | LR_DEFAULTSIZE )))
{
result = (LRESULT)icon;
break;
}
}
if (!result) result = (LRESULT)LoadImageW( 0, (WCHAR *)IDI_APPLICATION, IMAGE_ICON,
0, 0, LR_SHARED | LR_DEFAULTSIZE );
break;
}
case WM_ISACTIVEICON:
result = (win_get_flags( hwnd ) & WIN_NCACTIVATED) != 0;
break;
case WM_NOTIFYFORMAT:
result = is_window_unicode(hwnd) ? NFR_UNICODE : NFR_ANSI;
break;
case WM_QUERYOPEN:
case WM_QUERYENDSESSION:
result = 1;
break;
case WM_HELP:
send_message( get_parent( hwnd ), msg, wparam, lparam );
break;
case WM_STYLECHANGED:
if (wparam == GWL_STYLE && (get_window_long( hwnd, GWL_EXSTYLE ) & WS_EX_LAYERED))
{
STYLESTRUCT *style = (STYLESTRUCT *)lparam;
if ((style->styleOld ^ style->styleNew) & (WS_CAPTION|WS_THICKFRAME|WS_VSCROLL|WS_HSCROLL))
NtUserSetWindowPos( hwnd, 0, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOACTIVATE | SWP_NOZORDER |
SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE );
}
break;
case WM_INPUTLANGCHANGEREQUEST:
NtUserActivateKeyboardLayout( (HKL)lparam, 0 );
break;
case WM_INPUTLANGCHANGE:
{
struct user_thread_info *info = get_user_thread_info();
HWND *win_array = list_window_children( 0, hwnd, NULL, 0 );
int count = 0;
info->kbd_layout = (HKL)lparam;
if (!win_array)
break;
while (win_array[count])
send_message( win_array[count++], WM_INPUTLANGCHANGE, wparam, lparam );
free( win_array );
break;
}
case WM_IME_SETCONTEXT:
case WM_IME_COMPOSITION:
case WM_IME_STARTCOMPOSITION:
case WM_IME_ENDCOMPOSITION:
case WM_IME_NOTIFY:
{
HWND ime_hwnd = get_default_ime_window( hwnd );
if (ime_hwnd && ime_hwnd != NtUserGetParent( hwnd ))
result = NtUserMessageCall( ime_hwnd, msg, wparam, lparam,
0, NtUserSendMessage, ansi );
}
break;
}
return result;
}
LRESULT desktop_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
{
static const WCHAR wine_display_device_guidW[] =
{'_','_','w','i','n','e','_','d','i','s','p','l','a','y','_','d','e','v','i','c','e',
'_','g','u','i','d',0};
switch (msg)
{
case WM_NCCREATE:
{
CREATESTRUCTW *cs = (CREATESTRUCTW *)lparam;
const GUID *guid = cs->lpCreateParams;
if (guid)
{
ATOM atom = 0;
char buffer[37];
WCHAR bufferW[37];
if (NtUserGetAncestor( hwnd, GA_PARENT )) return FALSE; /* refuse to create non-desktop window */
sprintf( buffer, "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
(unsigned int)guid->Data1, guid->Data2, guid->Data3,
guid->Data4[0], guid->Data4[1], guid->Data4[2], guid->Data4[3],
guid->Data4[4], guid->Data4[5], guid->Data4[6], guid->Data4[7] );
NtAddAtom( bufferW, asciiz_to_unicode( bufferW, buffer ) - sizeof(WCHAR), &atom );
NtUserSetProp( hwnd, wine_display_device_guidW, ULongToHandle( atom ) );
}
return TRUE;
}
case WM_NCCALCSIZE:
return 0;
case WM_DISPLAYCHANGE:
return user_driver->pDesktopWindowProc( hwnd, msg, wparam, lparam );
default:
if (msg >= WM_USER && hwnd == get_desktop_window())
return user_driver->pDesktopWindowProc( hwnd, msg, wparam, lparam );
}
return default_window_proc( hwnd, msg, wparam, lparam, FALSE );
}
/***********************************************************************
* NtUserGetTitleBarInfo (win32u.@)
*/
BOOL WINAPI NtUserGetTitleBarInfo( HWND hwnd, TITLEBARINFO *info )
{
DWORD style, ex_style;
TRACE( "(%p %p)\n", hwnd, info );
if (!info)
{
RtlSetLastWin32Error( ERROR_NOACCESS );
return FALSE;
}
if (info->cbSize != sizeof(TITLEBARINFO))
{
TRACE( "Invalid TITLEBARINFO size: %d\n", (int)info->cbSize );
RtlSetLastWin32Error( ERROR_INVALID_PARAMETER );
return FALSE;
}
style = get_window_long( hwnd, GWL_STYLE );
ex_style = get_window_long( hwnd, GWL_EXSTYLE );
get_inside_rect( hwnd, COORDS_SCREEN, &info->rcTitleBar, style, ex_style );
info->rcTitleBar.bottom = info->rcTitleBar.top;
if (ex_style & WS_EX_TOOLWINDOW)
info->rcTitleBar.bottom += get_system_metrics( SM_CYSMCAPTION );
else
{
info->rcTitleBar.bottom += get_system_metrics( SM_CYCAPTION );
info->rcTitleBar.left += get_system_metrics( SM_CXSIZE );
}
memset( info->rgstate, 0, sizeof(info->rgstate) );
info->rgstate[0] = STATE_SYSTEM_FOCUSABLE;
if (style & WS_CAPTION)
{
info->rgstate[1] = STATE_SYSTEM_INVISIBLE;
if (style & WS_SYSMENU)
{
if (!(style & (WS_MINIMIZEBOX|WS_MAXIMIZEBOX)))
{
info->rgstate[2] = STATE_SYSTEM_INVISIBLE;
info->rgstate[3] = STATE_SYSTEM_INVISIBLE;
}
else
{
if (!(style & WS_MINIMIZEBOX))
info->rgstate[2] = STATE_SYSTEM_UNAVAILABLE;
if (!(style & WS_MAXIMIZEBOX))
info->rgstate[3] = STATE_SYSTEM_UNAVAILABLE;
}
if (!(ex_style & WS_EX_CONTEXTHELP))
info->rgstate[4] = STATE_SYSTEM_INVISIBLE;
if (get_class_long( hwnd, GCL_STYLE, FALSE ) & CS_NOCLOSE )
info->rgstate[5] = STATE_SYSTEM_UNAVAILABLE;
}
else
{
info->rgstate[2] = STATE_SYSTEM_INVISIBLE;
info->rgstate[3] = STATE_SYSTEM_INVISIBLE;
info->rgstate[4] = STATE_SYSTEM_INVISIBLE;
info->rgstate[5] = STATE_SYSTEM_INVISIBLE;
}
}
else
info->rgstate[0] |= STATE_SYSTEM_INVISIBLE;
return TRUE;
}
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