2 * Theming - List box control
4 * Copyright (c) 2005 by Frank Richter
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 /* Draw themed border */
25 static void nc_paint (HTHEME theme
, HWND hwnd
, HRGN region
)
27 HRGN cliprgn
= region
;
28 DWORD exStyle
= GetWindowLongW (hwnd
, GWL_EXSTYLE
);
29 if (exStyle
& WS_EX_CLIENTEDGE
)
33 int cxEdge
= GetSystemMetrics (SM_CXEDGE
),
34 cyEdge
= GetSystemMetrics (SM_CYEDGE
);
36 GetWindowRect(hwnd
, &r
);
38 /* New clipping region passed to default proc to exclude border */
39 cliprgn
= CreateRectRgn (r
.left
+ cxEdge
, r
.top
+ cyEdge
,
40 r
.right
- cxEdge
, r
.bottom
- cyEdge
);
41 if (region
!= (HRGN
)1)
42 CombineRgn (cliprgn
, cliprgn
, region
, RGN_AND
);
43 OffsetRect(&r
, -r
.left
, -r
.top
);
45 dc
= GetDCEx(hwnd
, region
, DCX_WINDOW
|DCX_INTERSECTRGN
);
46 OffsetRect(&r
, -r
.left
, -r
.top
);
48 if (IsThemeBackgroundPartiallyTransparent (theme
, 0, 0))
49 DrawThemeParentBackground(hwnd
, dc
, &r
);
50 DrawThemeBackground (theme
, dc
, 0, 0, &r
, 0);
54 /* Call default proc to get the scrollbars etc. painted */
55 DefWindowProcW (hwnd
, WM_NCPAINT
, (WPARAM
)cliprgn
, 0);
58 /**********************************************************************
59 * The list control subclass window proc.
61 LRESULT CALLBACK
THEMING_ListBoxSubclassProc (HWND hwnd
, UINT msg
,
62 WPARAM wParam
, LPARAM lParam
,
65 const WCHAR
* themeClass
= WC_LISTBOXW
;
72 result
= THEMING_CallOriginalClass (hwnd
, msg
, wParam
, lParam
);
73 OpenThemeData( hwnd
, themeClass
);
77 theme
= GetWindowTheme( hwnd
);
78 CloseThemeData ( theme
);
79 return THEMING_CallOriginalClass (hwnd
, msg
, wParam
, lParam
);
82 theme
= GetWindowTheme( hwnd
);
83 CloseThemeData ( theme
);
84 OpenThemeData( hwnd
, themeClass
);
87 case WM_SYSCOLORCHANGE
:
88 theme
= GetWindowTheme( hwnd
);
89 if (!theme
) return THEMING_CallOriginalClass (hwnd
, msg
, wParam
, lParam
);
90 /* Do nothing. When themed, a WM_THEMECHANGED will be received, too,
91 * which will do the repaint. */
95 theme
= GetWindowTheme( hwnd
);
96 if (!theme
) return THEMING_CallOriginalClass (hwnd
, msg
, wParam
, lParam
);
97 nc_paint (theme
, hwnd
, (HRGN
)wParam
);
102 return THEMING_CallOriginalClass (hwnd
, msg
, wParam
, lParam
);