2 * Icontitle window class.
4 * Copyright 1997 Alex Korobka
11 #include "wine/winuser16.h"
16 static LPCSTR emptyTitleText = "<...>";
21 /***********************************************************************
24 BOOL ICONTITLE_Init(void)
28 SystemParametersInfoA( SPI_GETICONTITLELOGFONT, 0, &logFont, 0 );
29 SystemParametersInfoA( SPI_GETICONTITLEWRAP, 0, &bMultiLineTitle, 0 );
30 hIconTitleFont = CreateFontIndirectA( &logFont );
31 return (hIconTitleFont) ? TRUE : FALSE;
34 /***********************************************************************
37 HWND ICONTITLE_Create( WND* wnd )
42 if( wnd->dwStyle & WS_CHILD )
43 hWnd = CreateWindowExA( 0, ICONTITLE_CLASS_ATOM, NULL,
44 WS_CHILD | WS_CLIPSIBLINGS, 0, 0, 1, 1,
45 wnd->parent->hwndSelf, 0, wnd->hInstance, NULL );
47 hWnd = CreateWindowExA( 0, ICONTITLE_CLASS_ATOM, NULL,
48 WS_CLIPSIBLINGS, 0, 0, 1, 1,
49 wnd->hwndSelf, 0, wnd->hInstance, NULL );
50 wndPtr = WIN_FindWndPtr( hWnd );
53 wndPtr->owner = wnd; /* MDI depends on this */
54 wndPtr->dwStyle &= ~(WS_CAPTION | WS_BORDER);
55 if( wnd->dwStyle & WS_DISABLED ) wndPtr->dwStyle |= WS_DISABLED;
56 WIN_ReleaseWndPtr(wndPtr);
62 /***********************************************************************
63 * ICONTITLE_GetTitlePos
65 static BOOL ICONTITLE_GetTitlePos( WND* wnd, LPRECT lpRect )
68 int length = lstrlenA( wnd->owner->text );
72 str = HeapAlloc( GetProcessHeap(), 0, length + 1 );
73 lstrcpyA( str, wnd->owner->text );
74 while( str[length - 1] == ' ' ) /* remove trailing spaces */
79 HeapFree( GetProcessHeap(), 0, str );
86 str = (LPSTR)emptyTitleText;
87 length = lstrlenA( str );
92 HDC hDC = GetDC( wnd->hwndSelf );
95 HFONT hPrevFont = SelectObject( hDC, hIconTitleFont );
97 SetRect( lpRect, 0, 0, GetSystemMetrics(SM_CXICONSPACING) -
98 GetSystemMetrics(SM_CXBORDER) * 2,
99 GetSystemMetrics(SM_CYBORDER) * 2 );
101 DrawTextA( hDC, str, length, lpRect, DT_CALCRECT |
102 DT_CENTER | DT_NOPREFIX | DT_WORDBREAK |
103 (( bMultiLineTitle ) ? 0 : DT_SINGLELINE) );
105 SelectObject( hDC, hPrevFont );
106 ReleaseDC( wnd->hwndSelf, hDC );
108 lpRect->right += 4 * GetSystemMetrics(SM_CXBORDER) - lpRect->left;
109 lpRect->left = wnd->owner->rectWindow.left + GetSystemMetrics(SM_CXICON) / 2 -
110 (lpRect->right - lpRect->left) / 2;
111 lpRect->bottom -= lpRect->top;
112 lpRect->top = wnd->owner->rectWindow.top + GetSystemMetrics(SM_CYICON);
114 if( str != emptyTitleText ) HeapFree( GetProcessHeap(), 0, str );
115 return ( hDC ) ? TRUE : FALSE;
120 /***********************************************************************
123 static BOOL ICONTITLE_Paint( WND* wnd, HDC hDC, BOOL bActive )
127 COLORREF textColor = 0;
131 hBrush = GetSysColorBrush(COLOR_ACTIVECAPTION);
132 textColor = GetSysColor(COLOR_CAPTIONTEXT);
136 if( wnd->dwStyle & WS_CHILD )
138 hBrush = (HBRUSH) GetClassLongA(wnd->hwndSelf, GCL_HBRBACKGROUND);
143 GetObjectA( hBrush, sizeof(logBrush), &logBrush );
144 level = GetRValue(logBrush.lbColor) +
145 GetGValue(logBrush.lbColor) +
146 GetBValue(logBrush.lbColor);
147 if( level < (0x7F * 3) )
148 textColor = RGB( 0xFF, 0xFF, 0xFF );
151 hBrush = GetStockObject( WHITE_BRUSH );
155 hBrush = GetStockObject( BLACK_BRUSH );
156 textColor = RGB( 0xFF, 0xFF, 0xFF );
160 FillWindow16( wnd->parent->hwndSelf, wnd->hwndSelf, hDC, hBrush );
162 hPrevFont = SelectObject( hDC, hIconTitleFont );
169 rect.left = rect.top = 0;
170 rect.right = wnd->rectWindow.right - wnd->rectWindow.left;
171 rect.bottom = wnd->rectWindow.bottom - wnd->rectWindow.top;
173 length = GetWindowTextA( wnd->owner->hwndSelf, buffer, 80 );
174 SetTextColor( hDC, textColor );
175 SetBkMode( hDC, TRANSPARENT );
177 DrawTextA( hDC, buffer, length, &rect, DT_CENTER | DT_NOPREFIX |
178 DT_WORDBREAK | ((bMultiLineTitle) ? 0 : DT_SINGLELINE) );
180 SelectObject( hDC, hPrevFont );
182 return ( hPrevFont ) ? TRUE : FALSE;
185 /***********************************************************************
188 LRESULT WINAPI IconTitleWndProc( HWND hWnd, UINT msg,
189 WPARAM wParam, LPARAM lParam )
192 WND *wnd = WIN_FindWndPtr( hWnd );
197 retvalue = HTCAPTION;
200 case WM_NCLBUTTONDBLCLK:
201 retvalue = SendMessageA( wnd->owner->hwndSelf, msg, wParam, lParam );
204 if( wParam ) SetActiveWindow( wnd->owner->hwndSelf );
215 ICONTITLE_GetTitlePos( wnd, &titleRect );
216 if( wnd->owner->next != wnd ) /* keep icon title behind the owner */
217 SetWindowPos( hWnd, wnd->owner->hwndSelf,
218 titleRect.left, titleRect.top,
219 titleRect.right, titleRect.bottom, SWP_NOACTIVATE );
221 SetWindowPos( hWnd, 0, titleRect.left, titleRect.top,
222 titleRect.right, titleRect.bottom,
223 SWP_NOACTIVATE | SWP_NOZORDER );
230 WND* iconWnd = WIN_LockWndPtr(wnd->owner);
232 if( iconWnd->dwStyle & WS_CHILD )
233 lParam = SendMessageA( iconWnd->hwndSelf, WM_ISACTIVEICON, 0, 0 );
235 lParam = (iconWnd->hwndSelf == GetActiveWindow16());
237 WIN_ReleaseWndPtr(iconWnd);
238 if( ICONTITLE_Paint( wnd, (HDC)wParam, (BOOL)lParam ) )
239 ValidateRect( hWnd, NULL );
245 retvalue = DefWindowProcA( hWnd, msg, wParam, lParam );
247 WIN_ReleaseWndPtr(wnd);