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Sweden-Number/controls/button.c

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/* File: button.c -- Button type widgets
*
* Copyright (C) 1993 Johannes Ruscheinski
* Copyright (C) 1993 David Metcalfe
* Copyright (C) 1994 Alexandre Julliard
*/
#include <string.h>
#include "win.h"
#include "button.h"
#include "winbase.h"
#include "windef.h"
#include "wingdi.h"
#include "wine/winuser16.h"
#include "tweak.h"
static void PaintGrayOnGray( HDC hDC,HFONT hFont,RECT *rc,
char *text, UINT format );
static void PB_Paint( WND *wndPtr, HDC hDC, WORD action );
static void CB_Paint( WND *wndPtr, HDC hDC, WORD action );
static void GB_Paint( WND *wndPtr, HDC hDC, WORD action );
static void UB_Paint( WND *wndPtr, HDC hDC, WORD action );
static void OB_Paint( WND *wndPtr, HDC hDC, WORD action );
static void BUTTON_CheckAutoRadioButton( WND *wndPtr );
static void BUTTON_DrawPushButton( WND *wndPtr, HDC hDC, WORD action, BOOL pushedState);
#define MAX_BTN_TYPE 12
static const WORD maxCheckState[MAX_BTN_TYPE] =
{
BUTTON_UNCHECKED, /* BS_PUSHBUTTON */
BUTTON_UNCHECKED, /* BS_DEFPUSHBUTTON */
BUTTON_CHECKED, /* BS_CHECKBOX */
BUTTON_CHECKED, /* BS_AUTOCHECKBOX */
BUTTON_CHECKED, /* BS_RADIOBUTTON */
BUTTON_3STATE, /* BS_3STATE */
BUTTON_3STATE, /* BS_AUTO3STATE */
BUTTON_UNCHECKED, /* BS_GROUPBOX */
BUTTON_UNCHECKED, /* BS_USERBUTTON */
BUTTON_CHECKED, /* BS_AUTORADIOBUTTON */
BUTTON_UNCHECKED, /* Not defined */
BUTTON_UNCHECKED /* BS_OWNERDRAW */
};
typedef void (*pfPaint)( WND *wndPtr, HDC hdc, WORD action );
static const pfPaint btnPaintFunc[MAX_BTN_TYPE] =
{
PB_Paint, /* BS_PUSHBUTTON */
PB_Paint, /* BS_DEFPUSHBUTTON */
CB_Paint, /* BS_CHECKBOX */
CB_Paint, /* BS_AUTOCHECKBOX */
CB_Paint, /* BS_RADIOBUTTON */
CB_Paint, /* BS_3STATE */
CB_Paint, /* BS_AUTO3STATE */
GB_Paint, /* BS_GROUPBOX */
UB_Paint, /* BS_USERBUTTON */
CB_Paint, /* BS_AUTORADIOBUTTON */
NULL, /* Not defined */
OB_Paint /* BS_OWNERDRAW */
};
#define PAINT_BUTTON(wndPtr,style,action) \
if (btnPaintFunc[style]) { \
HDC hdc = GetDC( (wndPtr)->hwndSelf ); \
(btnPaintFunc[style])(wndPtr,hdc,action); \
ReleaseDC( (wndPtr)->hwndSelf, hdc ); }
#define BUTTON_SEND_CTLCOLOR(wndPtr,hdc) \
SendMessageA( GetParent((wndPtr)->hwndSelf), WM_CTLCOLORBTN, \
(hdc), (wndPtr)->hwndSelf )
static HBITMAP hbitmapCheckBoxes = 0;
static WORD checkBoxWidth = 0, checkBoxHeight = 0;
/***********************************************************************
* ButtonWndProc_locked
*
* Called with window lock held.
*/
static inline LRESULT WINAPI ButtonWndProc_locked(WND* wndPtr, UINT uMsg,
WPARAM wParam, LPARAM lParam )
{
RECT rect;
HWND hWnd = wndPtr->hwndSelf;
POINT pt;
BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
LONG style = wndPtr->dwStyle & 0x0f;
HANDLE oldHbitmap;
pt.x = LOWORD(lParam);
pt.y = HIWORD(lParam);
switch (uMsg)
{
case WM_GETDLGCODE:
switch(style)
{
case BS_PUSHBUTTON: return DLGC_BUTTON | DLGC_UNDEFPUSHBUTTON;
case BS_DEFPUSHBUTTON: return DLGC_BUTTON | DLGC_DEFPUSHBUTTON;
case BS_RADIOBUTTON:
case BS_AUTORADIOBUTTON: return DLGC_BUTTON | DLGC_RADIOBUTTON;
default: return DLGC_BUTTON;
}
case WM_ENABLE:
PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
break;
case WM_CREATE:
if (!hbitmapCheckBoxes)
{
BITMAP bmp;
hbitmapCheckBoxes = LoadBitmapA(0, MAKEINTRESOURCEA(OBM_CHECKBOXES));
GetObjectA( hbitmapCheckBoxes, sizeof(bmp), &bmp );
checkBoxWidth = bmp.bmWidth / 4;
checkBoxHeight = bmp.bmHeight / 3;
}
if (style < 0L || style >= MAX_BTN_TYPE)
return -1; /* abort */
infoPtr->state = BUTTON_UNCHECKED;
infoPtr->hFont = 0;
infoPtr->hImage = 0;
return 0;
case WM_ERASEBKGND:
return 1;
case WM_PAINT:
if (btnPaintFunc[style])
{
PAINTSTRUCT ps;
HDC hdc = wParam ? (HDC)wParam : BeginPaint( hWnd, &ps );
SetBkMode( hdc, OPAQUE );
(btnPaintFunc[style])( wndPtr, hdc, ODA_DRAWENTIRE );
if( !wParam ) EndPaint( hWnd, &ps );
}
break;
case WM_KEYDOWN:
if (wParam == VK_SPACE)
{
SendMessageA( hWnd, BM_SETSTATE, TRUE, 0 );
infoPtr->state |= BUTTON_BTNPRESSED;
}
break;
case WM_LBUTTONDBLCLK:
if(wndPtr->dwStyle & BS_NOTIFY ||
style==BS_RADIOBUTTON ||
style==BS_USERBUTTON ||
style==BS_OWNERDRAW) {
SendMessageA( GetParent(hWnd), WM_COMMAND,
MAKEWPARAM( wndPtr->wIDmenu, BN_DOUBLECLICKED ), hWnd);
break;
}
/* fall through */
case WM_LBUTTONDOWN:
SetCapture( hWnd );
SetFocus( hWnd );
SendMessageA( hWnd, BM_SETSTATE, TRUE, 0 );
infoPtr->state |= BUTTON_BTNPRESSED;
break;
case WM_KEYUP:
if (wParam != VK_SPACE)
break;
/* fall through */
case WM_LBUTTONUP:
if (!(infoPtr->state & BUTTON_BTNPRESSED)) break;
infoPtr->state &= BUTTON_NSTATES;
if (!(infoPtr->state & BUTTON_HIGHLIGHTED)) {
ReleaseCapture();
break;
}
SendMessageA( hWnd, BM_SETSTATE, FALSE, 0 );
ReleaseCapture();
GetClientRect( hWnd, &rect );
if (uMsg == WM_KEYUP || PtInRect( &rect, pt ))
{
switch(style)
{
case BS_AUTOCHECKBOX:
SendMessageA( hWnd, BM_SETCHECK,
!(infoPtr->state & BUTTON_CHECKED), 0 );
break;
case BS_AUTORADIOBUTTON:
SendMessageA( hWnd, BM_SETCHECK, TRUE, 0 );
break;
case BS_AUTO3STATE:
SendMessageA( hWnd, BM_SETCHECK,
(infoPtr->state & BUTTON_3STATE) ? 0 :
((infoPtr->state & 3) + 1), 0 );
break;
}
SendMessageA( GetParent(hWnd), WM_COMMAND,
MAKEWPARAM( wndPtr->wIDmenu, BN_CLICKED ), hWnd);
}
break;
case WM_CAPTURECHANGED:
if (infoPtr->state & BUTTON_BTNPRESSED) {
infoPtr->state &= BUTTON_NSTATES;
if (infoPtr->state & BUTTON_HIGHLIGHTED)
SendMessageA( hWnd, BM_SETSTATE, FALSE, 0 );
}
break;
case WM_MOUSEMOVE:
if (GetCapture() == hWnd)
{
GetClientRect( hWnd, &rect );
SendMessageA( hWnd, BM_SETSTATE, PtInRect(&rect, pt), 0 );
}
break;
case WM_NCHITTEST:
if(style == BS_GROUPBOX) return HTTRANSPARENT;
return DefWindowProcA( hWnd, uMsg, wParam, lParam );
case WM_SETTEXT:
DEFWND_SetText( wndPtr, (LPCSTR)lParam );
if( wndPtr->dwStyle & WS_VISIBLE )
PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
return 0;
case WM_SETFONT:
infoPtr->hFont = (HFONT16)wParam;
if (lParam && (wndPtr->dwStyle & WS_VISIBLE))
PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
break;
case WM_GETFONT:
return infoPtr->hFont;
case WM_SETFOCUS:
if ((style == BS_RADIOBUTTON || style == BS_AUTORADIOBUTTON) && (GetCapture() != hWnd) &&
!(SendMessageA(hWnd, BM_GETCHECK, 0, 0) & BST_CHECKED))
{
/* The notification is sent when the button (BS_AUTORADIOBUTTON)
is unckecked and the focus was not given by a mouse click. */
if (style == BS_AUTORADIOBUTTON)
SendMessageA( hWnd, BM_SETCHECK, BUTTON_CHECKED, 0 );
SendMessageA( GetParent(hWnd), WM_COMMAND,
MAKEWPARAM( wndPtr->wIDmenu, BN_CLICKED ), hWnd);
}
infoPtr->state |= BUTTON_HASFOCUS;
PAINT_BUTTON( wndPtr, style, ODA_FOCUS );
break;
case WM_KILLFOCUS:
infoPtr->state &= ~BUTTON_HASFOCUS;
PAINT_BUTTON( wndPtr, style, ODA_FOCUS );
InvalidateRect( hWnd, NULL, TRUE );
break;
case WM_SYSCOLORCHANGE:
InvalidateRect( hWnd, NULL, FALSE );
break;
case BM_SETSTYLE16:
case BM_SETSTYLE:
if ((wParam & 0x0f) >= MAX_BTN_TYPE) break;
wndPtr->dwStyle = (wndPtr->dwStyle & 0xfffffff0)
| (wParam & 0x0000000f);
style = wndPtr->dwStyle & 0x0000000f;
PAINT_BUTTON( wndPtr, style, ODA_DRAWENTIRE );
break;
case BM_CLICK:
SendMessageA( hWnd, WM_LBUTTONDOWN, 0, 0 );
SendMessageA( hWnd, WM_LBUTTONUP, 0, 0 );
break;
case BM_SETIMAGE:
oldHbitmap = infoPtr->hImage;
if ((wndPtr->dwStyle & BS_BITMAP) || (wndPtr->dwStyle & BS_ICON))
{
infoPtr->hImage = (HANDLE) lParam;
InvalidateRect( hWnd, NULL, FALSE );
}
return oldHbitmap;
case BM_GETIMAGE:
if (wParam == IMAGE_BITMAP)
return (HBITMAP)infoPtr->hImage;
else if (wParam == IMAGE_ICON)
return (HICON)infoPtr->hImage;
else
return (HICON)0;
case BM_GETCHECK16:
case BM_GETCHECK:
return infoPtr->state & 3;
case BM_SETCHECK16:
case BM_SETCHECK:
if (wParam > maxCheckState[style]) wParam = maxCheckState[style];
if ((infoPtr->state & 3) != wParam)
{
if ((style == BS_RADIOBUTTON) || (style == BS_AUTORADIOBUTTON))
{
if (wParam)
wndPtr->dwStyle |= WS_TABSTOP;
else
wndPtr->dwStyle &= ~WS_TABSTOP;
}
infoPtr->state = (infoPtr->state & ~3) | wParam;
PAINT_BUTTON( wndPtr, style, ODA_SELECT );
}
if ((style == BS_AUTORADIOBUTTON) && (wParam == BUTTON_CHECKED))
BUTTON_CheckAutoRadioButton( wndPtr );
break;
case BM_GETSTATE16:
case BM_GETSTATE:
return infoPtr->state;
case BM_SETSTATE16:
case BM_SETSTATE:
if (wParam)
{
if (infoPtr->state & BUTTON_HIGHLIGHTED) break;
infoPtr->state |= BUTTON_HIGHLIGHTED;
}
else
{
if (!(infoPtr->state & BUTTON_HIGHLIGHTED)) break;
infoPtr->state &= ~BUTTON_HIGHLIGHTED;
}
PAINT_BUTTON( wndPtr, style, ODA_SELECT );
break;
default:
return DefWindowProcA(hWnd, uMsg, wParam, lParam);
}
return 0;
}
/***********************************************************************
* ButtonWndProc
* The button window procedure. This is just a wrapper which locks
* the passed HWND and calls the real window procedure (with a WND*
* pointer pointing to the locked windowstructure).
*/
LRESULT WINAPI ButtonWndProc( HWND hWnd, UINT uMsg,
WPARAM wParam, LPARAM lParam )
{
LRESULT res;
WND *wndPtr = WIN_FindWndPtr(hWnd);
res = ButtonWndProc_locked(wndPtr,uMsg,wParam,lParam);
WIN_ReleaseWndPtr(wndPtr);
return res;
}
/**********************************************************************
* Push Button Functions
*/
static void PB_Paint( WND *wndPtr, HDC hDC, WORD action )
{
BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
BOOL bHighLighted = (infoPtr->state & BUTTON_HIGHLIGHTED);
/*
* Delegate this to the more generic pushbutton painting
* method.
*/
BUTTON_DrawPushButton(wndPtr,
hDC,
action,
bHighLighted);
}
/**********************************************************************
* This method will actually do the drawing of the pushbutton
* depending on it's state and the pushedState parameter.
*/
static void BUTTON_DrawPushButton(
WND* wndPtr,
HDC hDC,
WORD action,
BOOL pushedState )
{
RECT rc, focus_rect;
HPEN hOldPen;
HBRUSH hOldBrush;
BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
int xBorderOffset, yBorderOffset;
xBorderOffset = yBorderOffset = 0;
GetClientRect( wndPtr->hwndSelf, &rc );
/* Send WM_CTLCOLOR to allow changing the font (the colors are fixed) */
if (infoPtr->hFont) SelectObject( hDC, infoPtr->hFont );
BUTTON_SEND_CTLCOLOR( wndPtr, hDC );
hOldPen = (HPEN)SelectObject(hDC, GetSysColorPen(COLOR_WINDOWFRAME));
hOldBrush =(HBRUSH)SelectObject(hDC,GetSysColorBrush(COLOR_BTNFACE));
SetBkMode(hDC, TRANSPARENT);
if ( TWEAK_WineLook == WIN31_LOOK)
{
Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom);
SetPixel( hDC, rc.left, rc.top, GetSysColor(COLOR_WINDOW) );
SetPixel( hDC, rc.left, rc.bottom-1, GetSysColor(COLOR_WINDOW) );
SetPixel( hDC, rc.right-1, rc.top, GetSysColor(COLOR_WINDOW) );
SetPixel( hDC, rc.right-1, rc.bottom-1, GetSysColor(COLOR_WINDOW));
InflateRect( &rc, -1, -1 );
}
if ((wndPtr->dwStyle & 0x000f) == BS_DEFPUSHBUTTON)
{
Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom);
InflateRect( &rc, -1, -1 );
}
if (TWEAK_WineLook == WIN31_LOOK)
{
if (pushedState)
{
/* draw button shadow: */
SelectObject(hDC, GetSysColorBrush(COLOR_BTNSHADOW));
PatBlt(hDC, rc.left, rc.top, 1, rc.bottom-rc.top, PATCOPY );
PatBlt(hDC, rc.left, rc.top, rc.right-rc.left, 1, PATCOPY );
rc.left += 2; /* To position the text down and right */
rc.top += 2;
} else {
rc.right++, rc.bottom++;
DrawEdge( hDC, &rc, EDGE_RAISED, BF_RECT );
/* To place de bitmap correctly */
xBorderOffset += GetSystemMetrics(SM_CXEDGE);
yBorderOffset += GetSystemMetrics(SM_CYEDGE);
rc.right--, rc.bottom--;
}
}
else
{
UINT uState = DFCS_BUTTONPUSH;
if (pushedState)
{
if ( (wndPtr->dwStyle & 0x000f) == BS_DEFPUSHBUTTON )
uState |= DFCS_FLAT;
else
uState |= DFCS_PUSHED;
}
DrawFrameControl( hDC, &rc, DFC_BUTTON, uState );
InflateRect( &rc, -2, -2 );
focus_rect = rc;
if (pushedState)
{
rc.left += 2; /* To position the text down and right */
rc.top += 2;
}
}
/* draw button label, if any:
*
* In win9x we don't show text if there is a bitmap or icon.
* I don't know about win31 so I leave it as it was for win31.
* Dennis Bj<42>rklund 12 Jul, 99
*/
if ( wndPtr->text && wndPtr->text[0]
&& (TWEAK_WineLook == WIN31_LOOK || !(wndPtr->dwStyle & (BS_ICON|BS_BITMAP))) )
{
LOGBRUSH lb;
GetObjectA( GetSysColorBrush(COLOR_BTNFACE), sizeof(lb), &lb );
if (wndPtr->dwStyle & WS_DISABLED &&
GetSysColor(COLOR_GRAYTEXT)==lb.lbColor)
/* don't write gray text on gray background */
PaintGrayOnGray( hDC,infoPtr->hFont,&rc,wndPtr->text,
DT_CENTER | DT_VCENTER );
else
{
SetTextColor( hDC, (wndPtr->dwStyle & WS_DISABLED) ?
GetSysColor(COLOR_GRAYTEXT) :
GetSysColor(COLOR_BTNTEXT) );
DrawTextA( hDC, wndPtr->text, -1, &rc,
DT_SINGLELINE | DT_CENTER | DT_VCENTER );
/* do we have the focus?
* Win9x draws focus last with a size prop. to the button
*/
if (TWEAK_WineLook == WIN31_LOOK
&& infoPtr->state & BUTTON_HASFOCUS)
{
RECT r = { 0, 0, 0, 0 };
INT xdelta, ydelta;
DrawTextA( hDC, wndPtr->text, -1, &r,
DT_SINGLELINE | DT_CALCRECT );
xdelta = ((rc.right - rc.left) - (r.right - r.left) - 1) / 2;
ydelta = ((rc.bottom - rc.top) - (r.bottom - r.top) - 1) / 2;
if (xdelta < 0) xdelta = 0;
if (ydelta < 0) ydelta = 0;
InflateRect( &rc, -xdelta, -ydelta );
DrawFocusRect( hDC, &rc );
}
}
}
if ( ((wndPtr->dwStyle & BS_ICON) || (wndPtr->dwStyle & BS_BITMAP) ) &&
(infoPtr->hImage != 0) )
{
int yOffset, xOffset;
int imageWidth, imageHeight;
/*
* We extract the size of the image from the handle.
*/
if (wndPtr->dwStyle & BS_ICON)
{
ICONINFO iconInfo;
BITMAP bm;
GetIconInfo((HICON)infoPtr->hImage, &iconInfo);
GetObjectA (iconInfo.hbmColor, sizeof(BITMAP), &bm);
imageWidth = bm.bmWidth;
imageHeight = bm.bmHeight;
DeleteObject(iconInfo.hbmColor);
DeleteObject(iconInfo.hbmMask);
}
else
{
BITMAP bm;
GetObjectA (infoPtr->hImage, sizeof(BITMAP), &bm);
imageWidth = bm.bmWidth;
imageHeight = bm.bmHeight;
}
/* Center the bitmap */
xOffset = (((rc.right - rc.left) - 2*xBorderOffset) - imageWidth ) / 2;
yOffset = (((rc.bottom - rc.top) - 2*yBorderOffset) - imageHeight) / 2;
/* If the image is too big for the button then create a region*/
if(xOffset < 0 || yOffset < 0)
{
HRGN hBitmapRgn = 0;
hBitmapRgn = CreateRectRgn(
rc.left + xBorderOffset, rc.top +yBorderOffset,
rc.right - xBorderOffset, rc.bottom - yBorderOffset);
SelectClipRgn(hDC, hBitmapRgn);
DeleteObject(hBitmapRgn);
}
/* Let minimum 1 space from border */
xOffset++, yOffset++;
/*
* Draw the image now.
*/
if (wndPtr->dwStyle & BS_ICON)
{
DrawIcon(hDC,
rc.left + xOffset, rc.top + yOffset,
(HICON)infoPtr->hImage);
}
else
{
HDC hdcMem;
hdcMem = CreateCompatibleDC (hDC);
SelectObject (hdcMem, (HBITMAP)infoPtr->hImage);
BitBlt(hDC,
rc.left + xOffset,
rc.top + yOffset,
imageWidth, imageHeight,
hdcMem, 0, 0, SRCCOPY);
DeleteDC (hdcMem);
}
if(xOffset < 0 || yOffset < 0)
{
SelectClipRgn(hDC, 0);
}
}
if (TWEAK_WineLook != WIN31_LOOK
&& infoPtr->state & BUTTON_HASFOCUS)
{
InflateRect( &focus_rect, -1, -1 );
DrawFocusRect( hDC, &focus_rect );
}
SelectObject( hDC, hOldPen );
SelectObject( hDC, hOldBrush );
}
/**********************************************************************
* PB_Paint & CB_Paint sub function [internal]
* Paint text using a raster brush to avoid gray text on gray
* background. 'format' can be a combination of DT_CENTER and
* DT_VCENTER to use this function in both PB_PAINT and
* CB_PAINT. - Dirk Thierbach
*
* FIXME: This and TEXT_GrayString should be eventually combined,
* so calling one common function from PB_Paint, CB_Paint and
* TEXT_GrayString will be enough. Also note that this
* function ignores the CACHE_GetPattern funcs.
*/
void PaintGrayOnGray(HDC hDC,HFONT hFont,RECT *rc,char *text,
UINT format)
{
/* This is the standard gray on gray pattern:
static const WORD Pattern[] = {0xAA,0x55,0xAA,0x55,0xAA,0x55,0xAA,0x55};
*/
/* This pattern gives better readability with X Fonts.
FIXME: Maybe the user should be allowed to decide which he wants. */
static const WORD Pattern[] = {0x55,0xFF,0xAA,0xFF,0x55,0xFF,0xAA,0xFF};
HBITMAP hbm = CreateBitmap( 8, 8, 1, 1, Pattern );
HDC hdcMem = CreateCompatibleDC(hDC);
HBITMAP hbmMem;
HBRUSH hBr;
RECT rect,rc2;
rect=*rc;
DrawTextA( hDC, text, -1, &rect, DT_SINGLELINE | DT_CALCRECT);
/* now text width and height are in rect.right and rect.bottom */
rc2=rect;
rect.left = rect.top = 0; /* drawing pos in hdcMem */
if (format & DT_CENTER) rect.left=(rc->right-rect.right)/2;
if (format & DT_VCENTER) rect.top=(rc->bottom-rect.bottom)/2;
hbmMem = CreateCompatibleBitmap( hDC,rect.right,rect.bottom );
SelectObject( hdcMem, hbmMem);
PatBlt( hdcMem,0,0,rect.right,rect.bottom,WHITENESS);
/* will be overwritten by DrawText, but just in case */
if (hFont) SelectObject( hdcMem, hFont);
DrawTextA( hdcMem, text, -1, &rc2, DT_SINGLELINE);
/* After draw: foreground = 0 bits, background = 1 bits */
hBr = SelectObject( hdcMem, CreatePatternBrush(hbm) );
DeleteObject( hbm );
PatBlt( hdcMem,0,0,rect.right,rect.bottom,0xAF0229);
/* only keep the foreground bits where pattern is 1 */
DeleteObject( SelectObject( hdcMem,hBr) );
BitBlt(hDC,rect.left,rect.top,rect.right,rect.bottom,hdcMem,0,0,SRCAND);
/* keep the background of the dest */
DeleteDC( hdcMem);
DeleteObject( hbmMem );
}
/**********************************************************************
* Check Box & Radio Button Functions
*/
static void CB_Paint( WND *wndPtr, HDC hDC, WORD action )
{
RECT rbox, rtext, client;
HBRUSH hBrush;
int textlen, delta;
BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
/*
* if the button has a bitmap/icon, draw a normal pushbutton
* instead of a radion button.
*/
if (infoPtr->hImage != 0)
{
BOOL bHighLighted = ((infoPtr->state & BUTTON_HIGHLIGHTED) ||
(infoPtr->state & BUTTON_CHECKED));
BUTTON_DrawPushButton(wndPtr,
hDC,
action,
bHighLighted);
return;
}
textlen = 0;
GetClientRect(wndPtr->hwndSelf, &client);
rbox = rtext = client;
if (infoPtr->hFont) SelectObject( hDC, infoPtr->hFont );
/* Something is still not right, checkboxes (and edit controls)
* in wsping32 have white backgrounds instead of dark grey.
* BUTTON_SEND_CTLCOLOR() is even worse since it returns 0 in this
* particular case and the background is not painted at all.
*/
hBrush = GetControlBrush16( wndPtr->hwndSelf, hDC, CTLCOLOR_BTN );
if (wndPtr->dwStyle & BS_LEFTTEXT)
{
/* magic +4 is what CTL3D expects */
rtext.right -= checkBoxWidth + 4;
rbox.left = rbox.right - checkBoxWidth;
}
else
{
rtext.left += checkBoxWidth + 4;
rbox.right = checkBoxWidth;
}
/* Draw the check-box bitmap */
if (wndPtr->text) textlen = strlen( wndPtr->text );
if (action == ODA_DRAWENTIRE || action == ODA_SELECT)
{
if( TWEAK_WineLook == WIN31_LOOK )
{
HDC hMemDC = CreateCompatibleDC( hDC );
int x = 0, y = 0;
delta = (rbox.bottom - rbox.top - checkBoxHeight) / 2;
/* Check in case the client area is smaller than the checkbox bitmap */
if (delta < 0) delta = 0;
if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush );
else FillRect( hDC, &client, hBrush );
if (infoPtr->state & BUTTON_HIGHLIGHTED) x += 2 * checkBoxWidth;
if (infoPtr->state & (BUTTON_CHECKED | BUTTON_3STATE)) x += checkBoxWidth;
if (((wndPtr->dwStyle & 0x0f) == BS_RADIOBUTTON) ||
((wndPtr->dwStyle & 0x0f) == BS_AUTORADIOBUTTON)) y += checkBoxHeight;
else if (infoPtr->state & BUTTON_3STATE) y += 2 * checkBoxHeight;
/* The bitmap for the radio button is not aligned with the
* left of the window, it is 1 pixel off. */
if (((wndPtr->dwStyle & 0x0f) == BS_RADIOBUTTON) ||
((wndPtr->dwStyle & 0x0f) == BS_AUTORADIOBUTTON))
rbox.left += 1;
SelectObject( hMemDC, hbitmapCheckBoxes );
BitBlt( hDC, rbox.left, rbox.top + delta, checkBoxWidth,
checkBoxHeight, hMemDC, x, y, SRCCOPY );
DeleteDC( hMemDC );
}
else
{
UINT state;
if (((wndPtr->dwStyle & 0x0f) == BS_RADIOBUTTON) ||
((wndPtr->dwStyle & 0x0f) == BS_AUTORADIOBUTTON)) state = DFCS_BUTTONRADIO;
else if (infoPtr->state & BUTTON_3STATE) state = DFCS_BUTTON3STATE;
else state = DFCS_BUTTONCHECK;
if (infoPtr->state & (BUTTON_CHECKED | BUTTON_3STATE)) state |= DFCS_CHECKED;
if (infoPtr->state & BUTTON_HIGHLIGHTED) state |= DFCS_PUSHED;
if (wndPtr->dwStyle & WS_DISABLED) state |= DFCS_INACTIVE;
DrawFrameControl( hDC, &rbox, DFC_BUTTON, state );
}
if( textlen && action != ODA_SELECT )
{
if (wndPtr->dwStyle & WS_DISABLED &&
GetSysColor(COLOR_GRAYTEXT)==GetBkColor(hDC)) {
/* don't write gray text on gray background */
PaintGrayOnGray( hDC, infoPtr->hFont, &rtext, wndPtr->text,
DT_VCENTER);
} else {
if (wndPtr->dwStyle & WS_DISABLED)
SetTextColor( hDC, GetSysColor(COLOR_GRAYTEXT) );
DrawTextA( hDC, wndPtr->text, textlen, &rtext,
DT_SINGLELINE | DT_VCENTER );
}
}
}
if ((action == ODA_FOCUS) ||
((action == ODA_DRAWENTIRE) && (infoPtr->state & BUTTON_HASFOCUS)))
{
/* again, this is what CTL3D expects */
SetRectEmpty(&rbox);
if( textlen )
DrawTextA( hDC, wndPtr->text, textlen, &rbox,
DT_SINGLELINE | DT_CALCRECT );
textlen = rbox.bottom - rbox.top;
delta = ((rtext.bottom - rtext.top) - textlen)/2;
rbox.bottom = (rbox.top = rtext.top + delta - 1) + textlen + 2;
textlen = rbox.right - rbox.left;
rbox.right = (rbox.left += --rtext.left) + textlen + 2;
IntersectRect(&rbox, &rbox, &rtext);
DrawFocusRect( hDC, &rbox );
}
}
/**********************************************************************
* BUTTON_CheckAutoRadioButton
*
* wndPtr is checked, uncheck every other auto radio button in group
*/
static void BUTTON_CheckAutoRadioButton( WND *wndPtr )
{
HWND parent, sibling, start;
if (!(wndPtr->dwStyle & WS_CHILD)) return;
parent = wndPtr->parent->hwndSelf;
/* assure that starting control is not disabled or invisible */
start = sibling = GetNextDlgGroupItem( parent, wndPtr->hwndSelf, TRUE );
do
{
WND *tmpWnd;
if (!sibling) break;
tmpWnd = WIN_FindWndPtr(sibling);
if ((wndPtr->hwndSelf != sibling) &&
((tmpWnd->dwStyle & 0x0f) == BS_AUTORADIOBUTTON))
SendMessageA( sibling, BM_SETCHECK, BUTTON_UNCHECKED, 0 );
sibling = GetNextDlgGroupItem( parent, sibling, FALSE );
WIN_ReleaseWndPtr(tmpWnd);
} while (sibling != start);
}
/**********************************************************************
* Group Box Functions
*/
static void GB_Paint( WND *wndPtr, HDC hDC, WORD action )
{
RECT rc, rcFrame;
BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
if (action != ODA_DRAWENTIRE) return;
BUTTON_SEND_CTLCOLOR( wndPtr, hDC );
GetClientRect( wndPtr->hwndSelf, &rc);
if (TWEAK_WineLook == WIN31_LOOK) {
HPEN hPrevPen = SelectObject( hDC,
GetSysColorPen(COLOR_WINDOWFRAME));
HBRUSH hPrevBrush = SelectObject( hDC,
GetStockObject(NULL_BRUSH) );
Rectangle( hDC, rc.left, rc.top + 2, rc.right - 1, rc.bottom - 1 );
SelectObject( hDC, hPrevBrush );
SelectObject( hDC, hPrevPen );
} else {
TEXTMETRICA tm;
rcFrame = rc;
if (infoPtr->hFont)
SelectObject (hDC, infoPtr->hFont);
GetTextMetricsA (hDC, &tm);
rcFrame.top += (tm.tmHeight / 2) - 1;
DrawEdge (hDC, &rcFrame, EDGE_ETCHED, BF_RECT);
}
if (wndPtr->text)
{
if (infoPtr->hFont) SelectObject( hDC, infoPtr->hFont );
if (wndPtr->dwStyle & WS_DISABLED)
SetTextColor( hDC, GetSysColor(COLOR_GRAYTEXT) );
rc.left += 10;
DrawTextA( hDC, wndPtr->text, -1, &rc, DT_SINGLELINE | DT_NOCLIP );
}
}
/**********************************************************************
* User Button Functions
*/
static void UB_Paint( WND *wndPtr, HDC hDC, WORD action )
{
RECT rc;
HBRUSH hBrush;
BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
if (action == ODA_SELECT) return;
GetClientRect( wndPtr->hwndSelf, &rc);
if (infoPtr->hFont) SelectObject( hDC, infoPtr->hFont );
hBrush = GetControlBrush16( wndPtr->hwndSelf, hDC, CTLCOLOR_BTN );
FillRect( hDC, &rc, hBrush );
if ((action == ODA_FOCUS) ||
((action == ODA_DRAWENTIRE) && (infoPtr->state & BUTTON_HASFOCUS)))
DrawFocusRect( hDC, &rc );
}
/**********************************************************************
* Ownerdrawn Button Functions
*/
static void OB_Paint( WND *wndPtr, HDC hDC, WORD action )
{
BUTTONINFO *infoPtr = (BUTTONINFO *)wndPtr->wExtra;
DRAWITEMSTRUCT dis;
dis.CtlType = ODT_BUTTON;
dis.CtlID = wndPtr->wIDmenu;
dis.itemID = 0;
dis.itemAction = action;
dis.itemState = ((infoPtr->state & BUTTON_HASFOCUS) ? ODS_FOCUS : 0) |
((infoPtr->state & BUTTON_HIGHLIGHTED) ? ODS_SELECTED : 0) |
((wndPtr->dwStyle & WS_DISABLED) ? ODS_DISABLED : 0);
dis.hwndItem = wndPtr->hwndSelf;
dis.hDC = hDC;
dis.itemData = 0;
GetClientRect( wndPtr->hwndSelf, &dis.rcItem );
SetBkColor( hDC, GetSysColor( COLOR_BTNFACE ) );
SendMessageA( GetParent(wndPtr->hwndSelf), WM_DRAWITEM,
wndPtr->wIDmenu, (LPARAM)&dis );
}
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