1059 lines
31 KiB
C
1059 lines
31 KiB
C
/* 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 <stdlib.h>
|
|
|
|
#include "winbase.h"
|
|
#include "windef.h"
|
|
#include "wingdi.h"
|
|
#include "wine/winuser16.h"
|
|
#include "controls.h"
|
|
#include "user.h"
|
|
|
|
/* GetWindowLong offsets for window extra information */
|
|
#define STATE_GWL_OFFSET 0
|
|
#define HFONT_GWL_OFFSET (sizeof(LONG))
|
|
#define HIMAGE_GWL_OFFSET (2*sizeof(LONG))
|
|
#define NB_EXTRA_BYTES (3*sizeof(LONG))
|
|
|
|
/* Button state values */
|
|
#define BUTTON_UNCHECKED 0x00
|
|
#define BUTTON_CHECKED 0x01
|
|
#define BUTTON_3STATE 0x02
|
|
#define BUTTON_HIGHLIGHTED 0x04
|
|
#define BUTTON_HASFOCUS 0x08
|
|
#define BUTTON_NSTATES 0x0F
|
|
/* undocumented flags */
|
|
#define BUTTON_BTNPRESSED 0x40
|
|
#define BUTTON_UNKNOWN2 0x20
|
|
#define BUTTON_UNKNOWN3 0x10
|
|
|
|
static void PB_Paint( HWND hwnd, HDC hDC, UINT action );
|
|
static void CB_Paint( HWND hwnd, HDC hDC, UINT action );
|
|
static void GB_Paint( HWND hwnd, HDC hDC, UINT action );
|
|
static void UB_Paint( HWND hwnd, HDC hDC, UINT action );
|
|
static void OB_Paint( HWND hwnd, HDC hDC, UINT action );
|
|
static void BUTTON_CheckAutoRadioButton( HWND hwnd );
|
|
static LRESULT WINAPI ButtonWndProcA( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
|
|
static LRESULT WINAPI ButtonWndProcW( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
|
|
|
|
#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)( HWND hwnd, HDC hdc, UINT 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 */
|
|
};
|
|
|
|
static HBITMAP hbitmapCheckBoxes = 0;
|
|
static WORD checkBoxWidth = 0, checkBoxHeight = 0;
|
|
|
|
|
|
/*********************************************************************
|
|
* button class descriptor
|
|
*/
|
|
const struct builtin_class_descr BUTTON_builtin_class =
|
|
{
|
|
"Button", /* name */
|
|
CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC, /* style */
|
|
ButtonWndProcA, /* procA */
|
|
ButtonWndProcW, /* procW */
|
|
NB_EXTRA_BYTES, /* extra */
|
|
IDC_ARROWA, /* cursor */
|
|
0 /* brush */
|
|
};
|
|
|
|
|
|
inline static LONG get_button_state( HWND hwnd )
|
|
{
|
|
return GetWindowLongA( hwnd, STATE_GWL_OFFSET );
|
|
}
|
|
|
|
inline static void set_button_state( HWND hwnd, LONG state )
|
|
{
|
|
SetWindowLongA( hwnd, STATE_GWL_OFFSET, state );
|
|
}
|
|
|
|
inline static HFONT get_button_font( HWND hwnd )
|
|
{
|
|
return GetWindowLongA( hwnd, HFONT_GWL_OFFSET );
|
|
}
|
|
|
|
inline static void set_button_font( HWND hwnd, HFONT font )
|
|
{
|
|
SetWindowLongA( hwnd, HFONT_GWL_OFFSET, font );
|
|
}
|
|
|
|
inline static UINT get_button_type( LONG window_style )
|
|
{
|
|
return (window_style & 0x0f);
|
|
}
|
|
|
|
/* paint a button of any type */
|
|
inline static void paint_button( HWND hwnd, LONG style, UINT action )
|
|
{
|
|
if (btnPaintFunc[style] && IsWindowVisible(hwnd))
|
|
{
|
|
HDC hdc = GetDC( hwnd );
|
|
btnPaintFunc[style]( hwnd, hdc, action );
|
|
ReleaseDC( hwnd, hdc );
|
|
}
|
|
}
|
|
|
|
/* retrieve the button text; returned buffer must be freed by caller */
|
|
inline static WCHAR *get_button_text( HWND hwnd )
|
|
{
|
|
INT len = GetWindowTextLengthW( hwnd );
|
|
WCHAR *buffer = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) );
|
|
if (buffer) GetWindowTextW( hwnd, buffer, len + 1 );
|
|
return buffer;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ButtonWndProc_common
|
|
*/
|
|
static LRESULT WINAPI ButtonWndProc_common(HWND hWnd, UINT uMsg,
|
|
WPARAM wParam, LPARAM lParam, BOOL unicode )
|
|
{
|
|
RECT rect;
|
|
POINT pt;
|
|
LONG style = GetWindowLongA( hWnd, GWL_STYLE );
|
|
UINT btn_type = get_button_type( style );
|
|
LONG state;
|
|
HANDLE oldHbitmap;
|
|
|
|
pt.x = LOWORD(lParam);
|
|
pt.y = HIWORD(lParam);
|
|
|
|
switch (uMsg)
|
|
{
|
|
case WM_GETDLGCODE:
|
|
switch(btn_type)
|
|
{
|
|
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( hWnd, btn_type, ODA_DRAWENTIRE );
|
|
break;
|
|
|
|
case WM_CREATE:
|
|
if (!hbitmapCheckBoxes)
|
|
{
|
|
BITMAP bmp;
|
|
hbitmapCheckBoxes = LoadBitmapW(0, MAKEINTRESOURCEW(OBM_CHECKBOXES));
|
|
GetObjectW( hbitmapCheckBoxes, sizeof(bmp), &bmp );
|
|
checkBoxWidth = bmp.bmWidth / 4;
|
|
checkBoxHeight = bmp.bmHeight / 3;
|
|
}
|
|
if (btn_type < 0L || btn_type >= MAX_BTN_TYPE)
|
|
return -1; /* abort */
|
|
set_button_state( hWnd, BUTTON_UNCHECKED );
|
|
return 0;
|
|
|
|
case WM_ERASEBKGND:
|
|
return 1;
|
|
|
|
case WM_PAINT:
|
|
if (btnPaintFunc[btn_type])
|
|
{
|
|
PAINTSTRUCT ps;
|
|
HDC hdc = wParam ? (HDC)wParam : BeginPaint( hWnd, &ps );
|
|
int nOldMode = SetBkMode( hdc, OPAQUE );
|
|
(btnPaintFunc[btn_type])( hWnd, hdc, ODA_DRAWENTIRE );
|
|
SetBkMode(hdc, nOldMode); /* reset painting mode */
|
|
if( !wParam ) EndPaint( hWnd, &ps );
|
|
}
|
|
break;
|
|
|
|
case WM_KEYDOWN:
|
|
if (wParam == VK_SPACE)
|
|
{
|
|
SendMessageW( hWnd, BM_SETSTATE, TRUE, 0 );
|
|
set_button_state( hWnd, get_button_state( hWnd ) | BUTTON_BTNPRESSED );
|
|
}
|
|
break;
|
|
|
|
case WM_LBUTTONDBLCLK:
|
|
if(style & BS_NOTIFY ||
|
|
btn_type == BS_RADIOBUTTON ||
|
|
btn_type == BS_USERBUTTON ||
|
|
btn_type == BS_OWNERDRAW)
|
|
{
|
|
SendMessageW( GetParent(hWnd), WM_COMMAND,
|
|
MAKEWPARAM( GetWindowLongA(hWnd,GWL_ID), BN_DOUBLECLICKED ), hWnd);
|
|
break;
|
|
}
|
|
/* fall through */
|
|
case WM_LBUTTONDOWN:
|
|
SetCapture( hWnd );
|
|
SetFocus( hWnd );
|
|
SendMessageW( hWnd, BM_SETSTATE, TRUE, 0 );
|
|
set_button_state( hWnd, get_button_state( hWnd ) | BUTTON_BTNPRESSED );
|
|
break;
|
|
|
|
case WM_KEYUP:
|
|
if (wParam != VK_SPACE)
|
|
break;
|
|
/* fall through */
|
|
case WM_LBUTTONUP:
|
|
state = get_button_state( hWnd );
|
|
if (!(state & BUTTON_BTNPRESSED)) break;
|
|
state &= BUTTON_NSTATES;
|
|
set_button_state( hWnd, state );
|
|
if (!(state & BUTTON_HIGHLIGHTED))
|
|
{
|
|
ReleaseCapture();
|
|
break;
|
|
}
|
|
SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 );
|
|
ReleaseCapture();
|
|
GetClientRect( hWnd, &rect );
|
|
if (uMsg == WM_KEYUP || PtInRect( &rect, pt ))
|
|
{
|
|
state = get_button_state( hWnd );
|
|
switch(btn_type)
|
|
{
|
|
case BS_AUTOCHECKBOX:
|
|
SendMessageW( hWnd, BM_SETCHECK, !(state & BUTTON_CHECKED), 0 );
|
|
break;
|
|
case BS_AUTORADIOBUTTON:
|
|
SendMessageW( hWnd, BM_SETCHECK, TRUE, 0 );
|
|
break;
|
|
case BS_AUTO3STATE:
|
|
SendMessageW( hWnd, BM_SETCHECK,
|
|
(state & BUTTON_3STATE) ? 0 : ((state & 3) + 1), 0 );
|
|
break;
|
|
}
|
|
SendMessageW( GetParent(hWnd), WM_COMMAND,
|
|
MAKEWPARAM( GetWindowLongA(hWnd,GWL_ID), BN_CLICKED ), hWnd);
|
|
}
|
|
break;
|
|
|
|
case WM_CAPTURECHANGED:
|
|
state = get_button_state( hWnd );
|
|
if (state & BUTTON_BTNPRESSED)
|
|
{
|
|
state &= BUTTON_NSTATES;
|
|
set_button_state( hWnd, state );
|
|
if (state & BUTTON_HIGHLIGHTED) SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 );
|
|
}
|
|
break;
|
|
|
|
case WM_MOUSEMOVE:
|
|
if (GetCapture() == hWnd)
|
|
{
|
|
GetClientRect( hWnd, &rect );
|
|
SendMessageW( hWnd, BM_SETSTATE, PtInRect(&rect, pt), 0 );
|
|
}
|
|
break;
|
|
|
|
case WM_SETTEXT:
|
|
if (unicode) DefWindowProcW( hWnd, WM_SETTEXT, wParam, lParam );
|
|
else DefWindowProcA( hWnd, WM_SETTEXT, wParam, lParam );
|
|
paint_button( hWnd, btn_type, ODA_DRAWENTIRE );
|
|
return 1; /* success. FIXME: check text length */
|
|
|
|
case WM_SETFONT:
|
|
set_button_font( hWnd, wParam );
|
|
if (lParam) paint_button( hWnd, btn_type, ODA_DRAWENTIRE );
|
|
break;
|
|
|
|
case WM_GETFONT:
|
|
return get_button_font( hWnd );
|
|
|
|
case WM_SETFOCUS:
|
|
if ((btn_type == BS_RADIOBUTTON || btn_type == BS_AUTORADIOBUTTON) && (GetCapture() != hWnd) &&
|
|
!(SendMessageW(hWnd, BM_GETCHECK, 0, 0) & BST_CHECKED))
|
|
{
|
|
/* The notification is sent when the button (BS_AUTORADIOBUTTON)
|
|
is unchecked and the focus was not given by a mouse click. */
|
|
if (btn_type == BS_AUTORADIOBUTTON)
|
|
SendMessageW( hWnd, BM_SETCHECK, BUTTON_CHECKED, 0 );
|
|
SendMessageW( GetParent(hWnd), WM_COMMAND,
|
|
MAKEWPARAM( GetWindowLongA(hWnd,GWL_ID), BN_CLICKED ), hWnd);
|
|
}
|
|
set_button_state( hWnd, get_button_state(hWnd) | BUTTON_HASFOCUS );
|
|
paint_button( hWnd, btn_type, ODA_FOCUS );
|
|
break;
|
|
|
|
case WM_KILLFOCUS:
|
|
set_button_state( hWnd, get_button_state(hWnd) & ~BUTTON_HASFOCUS );
|
|
paint_button( hWnd, btn_type, 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;
|
|
btn_type = wParam & 0x0f;
|
|
style = (style & ~0x0f) | btn_type;
|
|
SetWindowLongA( hWnd, GWL_STYLE, style );
|
|
|
|
/* Only redraw if lParam flag is set.*/
|
|
if (lParam)
|
|
paint_button( hWnd, btn_type, ODA_DRAWENTIRE );
|
|
|
|
break;
|
|
|
|
case BM_CLICK:
|
|
SendMessageW( hWnd, WM_LBUTTONDOWN, 0, 0 );
|
|
SendMessageW( hWnd, WM_LBUTTONUP, 0, 0 );
|
|
break;
|
|
|
|
case BM_SETIMAGE:
|
|
/* Check that image format matches button style */
|
|
switch (style & (BS_BITMAP|BS_ICON))
|
|
{
|
|
case BS_BITMAP:
|
|
if (wParam != IMAGE_BITMAP) return 0;
|
|
break;
|
|
case BS_ICON:
|
|
if (wParam != IMAGE_ICON) return 0;
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
oldHbitmap = SetWindowLongA( hWnd, HIMAGE_GWL_OFFSET, lParam );
|
|
InvalidateRect( hWnd, NULL, FALSE );
|
|
return oldHbitmap;
|
|
|
|
case BM_GETIMAGE:
|
|
return GetWindowLongA( hWnd, HIMAGE_GWL_OFFSET );
|
|
|
|
case BM_GETCHECK16:
|
|
case BM_GETCHECK:
|
|
return get_button_state( hWnd ) & 3;
|
|
|
|
case BM_SETCHECK16:
|
|
case BM_SETCHECK:
|
|
if (wParam > maxCheckState[btn_type]) wParam = maxCheckState[btn_type];
|
|
state = get_button_state( hWnd );
|
|
if ((state & 3) != wParam)
|
|
{
|
|
if ((btn_type == BS_RADIOBUTTON) || (btn_type == BS_AUTORADIOBUTTON))
|
|
{
|
|
if (wParam) style |= WS_TABSTOP;
|
|
else style &= ~WS_TABSTOP;
|
|
SetWindowLongA( hWnd, GWL_STYLE, style );
|
|
}
|
|
set_button_state( hWnd, (state & ~3) | wParam );
|
|
paint_button( hWnd, btn_type, ODA_SELECT );
|
|
}
|
|
if ((btn_type == BS_AUTORADIOBUTTON) && (wParam == BUTTON_CHECKED) && (style & WS_CHILD))
|
|
BUTTON_CheckAutoRadioButton( hWnd );
|
|
break;
|
|
|
|
case BM_GETSTATE16:
|
|
case BM_GETSTATE:
|
|
return get_button_state( hWnd );
|
|
|
|
case BM_SETSTATE16:
|
|
case BM_SETSTATE:
|
|
state = get_button_state( hWnd );
|
|
if (wParam)
|
|
{
|
|
if (state & BUTTON_HIGHLIGHTED) break;
|
|
set_button_state( hWnd, state | BUTTON_HIGHLIGHTED );
|
|
}
|
|
else
|
|
{
|
|
if (!(state & BUTTON_HIGHLIGHTED)) break;
|
|
set_button_state( hWnd, state & ~BUTTON_HIGHLIGHTED );
|
|
}
|
|
paint_button( hWnd, btn_type, ODA_SELECT );
|
|
break;
|
|
|
|
case WM_NCHITTEST:
|
|
if(btn_type == BS_GROUPBOX) return HTTRANSPARENT;
|
|
/* fall through */
|
|
default:
|
|
return unicode ? DefWindowProcW(hWnd, uMsg, wParam, lParam) :
|
|
DefWindowProcA(hWnd, uMsg, wParam, lParam);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ButtonWndProcW
|
|
* 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).
|
|
*/
|
|
static LRESULT WINAPI ButtonWndProcW( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
if (!IsWindow( hWnd )) return 0;
|
|
return ButtonWndProc_common( hWnd, uMsg, wParam, lParam, TRUE );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ButtonWndProcA
|
|
*/
|
|
static LRESULT WINAPI ButtonWndProcA( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
if (!IsWindow( hWnd )) return 0;
|
|
return ButtonWndProc_common( hWnd, uMsg, wParam, lParam, FALSE );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* Convert button styles to flags used by DrawText.
|
|
* TODO: handle WS_EX_RIGHT extended style.
|
|
*/
|
|
static UINT BUTTON_BStoDT(DWORD style)
|
|
{
|
|
UINT dtStyle = DT_NOCLIP; /* We use SelectClipRgn to limit output */
|
|
|
|
/* "Convert" pushlike buttons to pushbuttons */
|
|
if (style & BS_PUSHLIKE)
|
|
style &= ~0x0F;
|
|
|
|
if (!(style & BS_MULTILINE))
|
|
dtStyle |= DT_SINGLELINE;
|
|
else
|
|
dtStyle |= DT_WORDBREAK;
|
|
|
|
switch (style & BS_CENTER)
|
|
{
|
|
case BS_LEFT: /* DT_LEFT is 0 */ break;
|
|
case BS_RIGHT: dtStyle |= DT_RIGHT; break;
|
|
case BS_CENTER: dtStyle |= DT_CENTER; break;
|
|
default:
|
|
/* Pushbutton's text is centered by default */
|
|
if (get_button_type(style) <= BS_DEFPUSHBUTTON) dtStyle |= DT_CENTER;
|
|
/* all other flavours have left aligned text */
|
|
}
|
|
|
|
/* DrawText ignores vertical alignment for multiline text,
|
|
* but we use these flags to align label manualy.
|
|
*/
|
|
if (get_button_type(style) != BS_GROUPBOX)
|
|
{
|
|
switch (style & BS_VCENTER)
|
|
{
|
|
case BS_TOP: /* DT_TOP is 0 */ break;
|
|
case BS_BOTTOM: dtStyle |= DT_BOTTOM; break;
|
|
case BS_VCENTER: /* fall through */
|
|
default: dtStyle |= DT_VCENTER; break;
|
|
}
|
|
}
|
|
else
|
|
/* GroupBox's text is always single line and is top aligned. */
|
|
dtStyle |= DT_SINGLELINE;
|
|
|
|
return dtStyle;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* BUTTON_CalcLabelRect
|
|
*
|
|
* Calculates label's rectangle depending on button style.
|
|
*
|
|
* Returns flags to be passed to DrawText.
|
|
* Calculated rectangle doesn't take into account button state
|
|
* (pushed, etc.). If there is nothing to draw (no text/image) output
|
|
* rectangle is empty, and return value is (UINT)-1.
|
|
*/
|
|
static UINT BUTTON_CalcLabelRect(HWND hwnd, HDC hdc, RECT *rc)
|
|
{
|
|
LONG style = GetWindowLongA( hwnd, GWL_STYLE );
|
|
WCHAR *text;
|
|
ICONINFO iconInfo;
|
|
BITMAP bm;
|
|
UINT dtStyle = BUTTON_BStoDT(style);
|
|
RECT r = *rc;
|
|
INT n;
|
|
|
|
/* Calculate label rectangle according to label type */
|
|
switch (style & (BS_ICON|BS_BITMAP))
|
|
{
|
|
case BS_TEXT:
|
|
if (!(text = get_button_text( hwnd ))) goto empty_rect;
|
|
if (!text[0])
|
|
{
|
|
HeapFree( GetProcessHeap(), 0, text );
|
|
goto empty_rect;
|
|
}
|
|
DrawTextW(hdc, text, -1, &r, dtStyle | DT_CALCRECT);
|
|
HeapFree( GetProcessHeap(), 0, text );
|
|
break;
|
|
|
|
case BS_ICON:
|
|
if (!GetIconInfo((HICON)GetWindowLongA( hwnd, HIMAGE_GWL_OFFSET ), &iconInfo))
|
|
goto empty_rect;
|
|
|
|
GetObjectW (iconInfo.hbmColor, sizeof(BITMAP), &bm);
|
|
|
|
r.right = r.left + bm.bmWidth;
|
|
r.bottom = r.top + bm.bmHeight;
|
|
|
|
DeleteObject(iconInfo.hbmColor);
|
|
DeleteObject(iconInfo.hbmMask);
|
|
break;
|
|
|
|
case BS_BITMAP:
|
|
if (!GetObjectW( (HANDLE)GetWindowLongA( hwnd, HIMAGE_GWL_OFFSET ), sizeof(BITMAP), &bm))
|
|
goto empty_rect;
|
|
|
|
r.right = r.left + bm.bmWidth;
|
|
r.bottom = r.top + bm.bmHeight;
|
|
break;
|
|
|
|
default:
|
|
empty_rect:
|
|
r.right = r.left;
|
|
r.bottom = r.top;
|
|
return (UINT)(LONG)-1;
|
|
}
|
|
|
|
/* Position label inside bounding rectangle according to
|
|
* alignment flags. (calculated rect is always left-top aligned).
|
|
* If label is aligned to any side - shift label in opposite
|
|
* direction to leave extra space for focus rectangle.
|
|
*/
|
|
switch (dtStyle & (DT_CENTER|DT_RIGHT))
|
|
{
|
|
case DT_LEFT: r.left++; r.right++; break;
|
|
case DT_CENTER: n = r.right - r.left;
|
|
r.left = rc->left + ((rc->right - rc->left) - n) / 2;
|
|
r.right = r.left + n; break;
|
|
case DT_RIGHT: n = r.right - r.left;
|
|
r.right = rc->right - 1;
|
|
r.left = r.right - n;
|
|
break;
|
|
}
|
|
|
|
switch (dtStyle & (DT_VCENTER|DT_BOTTOM))
|
|
{
|
|
case DT_TOP: r.top++; r.bottom++; break;
|
|
case DT_VCENTER: n = r.bottom - r.top;
|
|
r.top = rc->top + ((rc->bottom - rc->top) - n) / 2;
|
|
r.bottom = r.top + n; break;
|
|
case DT_BOTTOM: n = r.bottom - r.top;
|
|
r.bottom = rc->bottom - 1;
|
|
r.top = r.bottom - n;
|
|
break;
|
|
}
|
|
|
|
*rc = r;
|
|
return dtStyle;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* BUTTON_DrawTextCallback
|
|
*
|
|
* Callback function used by DrawStateW function.
|
|
*/
|
|
static BOOL CALLBACK BUTTON_DrawTextCallback(HDC hdc, LPARAM lp, WPARAM wp, int cx, int cy)
|
|
{
|
|
RECT rc;
|
|
rc.left = 0;
|
|
rc.top = 0;
|
|
rc.right = cx;
|
|
rc.bottom = cy;
|
|
|
|
DrawTextW(hdc, (LPCWSTR)lp, -1, &rc, (UINT)wp);
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* BUTTON_DrawLabel
|
|
*
|
|
* Common function for drawing button label.
|
|
*/
|
|
static void BUTTON_DrawLabel(HWND hwnd, HDC hdc, UINT dtFlags, RECT *rc)
|
|
{
|
|
DRAWSTATEPROC lpOutputProc = NULL;
|
|
LPARAM lp;
|
|
WPARAM wp = 0;
|
|
HBRUSH hbr = 0;
|
|
UINT flags = IsWindowEnabled(hwnd) ? DSS_NORMAL : DSS_DISABLED;
|
|
LONG state = get_button_state( hwnd );
|
|
LONG style = GetWindowLongA( hwnd, GWL_STYLE );
|
|
WCHAR *text = NULL;
|
|
|
|
/* Fixme: To draw disabled label in Win31 look-and-feel, we probably
|
|
* must use DSS_MONO flag and COLOR_GRAYTEXT brush (or maybe DSS_UNION).
|
|
* I don't have Win31 on hand to verify that, so I leave it as is.
|
|
*/
|
|
|
|
if ((style & BS_PUSHLIKE) && (state & BUTTON_3STATE))
|
|
{
|
|
hbr = GetSysColorBrush(COLOR_GRAYTEXT);
|
|
flags |= DSS_MONO;
|
|
}
|
|
|
|
switch (style & (BS_ICON|BS_BITMAP))
|
|
{
|
|
case BS_TEXT:
|
|
/* DST_COMPLEX -- is 0 */
|
|
lpOutputProc = BUTTON_DrawTextCallback;
|
|
if (!(text = get_button_text( hwnd ))) return;
|
|
lp = (LPARAM)text;
|
|
wp = (WPARAM)dtFlags;
|
|
break;
|
|
|
|
case BS_ICON:
|
|
flags |= DST_ICON;
|
|
lp = GetWindowLongA( hwnd, HIMAGE_GWL_OFFSET );
|
|
break;
|
|
|
|
case BS_BITMAP:
|
|
flags |= DST_BITMAP;
|
|
lp = GetWindowLongA( hwnd, HIMAGE_GWL_OFFSET );
|
|
break;
|
|
|
|
default:
|
|
return;
|
|
}
|
|
|
|
DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rc->left, rc->top,
|
|
rc->right - rc->left, rc->bottom - rc->top, flags);
|
|
if (text) HeapFree( GetProcessHeap(), 0, text );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Push Button Functions
|
|
*/
|
|
static void PB_Paint( HWND hwnd, HDC hDC, UINT action )
|
|
{
|
|
RECT rc, focus_rect, r;
|
|
UINT dtFlags;
|
|
HRGN hRgn;
|
|
HPEN hOldPen;
|
|
HBRUSH hOldBrush;
|
|
INT oldBkMode;
|
|
COLORREF oldTxtColor;
|
|
HFONT hFont;
|
|
LONG state = get_button_state( hwnd );
|
|
LONG style = GetWindowLongA( hwnd, GWL_STYLE );
|
|
BOOL pushedState = (state & BUTTON_HIGHLIGHTED);
|
|
|
|
GetClientRect( hwnd, &rc );
|
|
|
|
/* Send WM_CTLCOLOR to allow changing the font (the colors are fixed) */
|
|
if ((hFont = get_button_font( hwnd ))) SelectObject( hDC, hFont );
|
|
SendMessageW( GetParent(hwnd), WM_CTLCOLORBTN, hDC, hwnd );
|
|
hOldPen = (HPEN)SelectObject(hDC, GetSysColorPen(COLOR_WINDOWFRAME));
|
|
hOldBrush =(HBRUSH)SelectObject(hDC,GetSysColorBrush(COLOR_BTNFACE));
|
|
oldBkMode = SetBkMode(hDC, TRANSPARENT);
|
|
|
|
if ( TWEAK_WineLook == WIN31_LOOK)
|
|
{
|
|
COLORREF clr_wnd = GetSysColor(COLOR_WINDOW);
|
|
Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom);
|
|
|
|
SetPixel( hDC, rc.left, rc.top, clr_wnd);
|
|
SetPixel( hDC, rc.left, rc.bottom-1, clr_wnd);
|
|
SetPixel( hDC, rc.right-1, rc.top, clr_wnd);
|
|
SetPixel( hDC, rc.right-1, rc.bottom-1, clr_wnd);
|
|
InflateRect( &rc, -1, -1 );
|
|
}
|
|
|
|
if (get_button_type(style) == 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 );
|
|
} else {
|
|
rc.right++, rc.bottom++;
|
|
DrawEdge( hDC, &rc, EDGE_RAISED, BF_RECT );
|
|
rc.right--, rc.bottom--;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
UINT uState = DFCS_BUTTONPUSH | DFCS_ADJUSTRECT;
|
|
|
|
if (style & BS_FLAT)
|
|
uState |= DFCS_MONO;
|
|
else if (pushedState)
|
|
{
|
|
if (get_button_type(style) == BS_DEFPUSHBUTTON )
|
|
uState |= DFCS_FLAT;
|
|
else
|
|
uState |= DFCS_PUSHED;
|
|
}
|
|
|
|
if (state & (BUTTON_CHECKED | BUTTON_3STATE))
|
|
uState |= DFCS_CHECKED;
|
|
|
|
DrawFrameControl( hDC, &rc, DFC_BUTTON, uState );
|
|
|
|
focus_rect = rc;
|
|
}
|
|
|
|
/* draw button label */
|
|
r = rc;
|
|
dtFlags = BUTTON_CalcLabelRect(hwnd, hDC, &r);
|
|
|
|
if (dtFlags == (UINT)-1L)
|
|
goto cleanup;
|
|
|
|
if (pushedState)
|
|
OffsetRect(&r, 1, 1);
|
|
|
|
if(TWEAK_WineLook == WIN31_LOOK)
|
|
{
|
|
focus_rect = r;
|
|
InflateRect(&focus_rect, 2, 0);
|
|
}
|
|
|
|
hRgn = CreateRectRgn(rc.left, rc.top, rc.right, rc.bottom);
|
|
SelectClipRgn(hDC, hRgn);
|
|
|
|
oldTxtColor = SetTextColor( hDC, GetSysColor(COLOR_BTNTEXT) );
|
|
|
|
BUTTON_DrawLabel(hwnd, hDC, dtFlags, &r);
|
|
|
|
SetTextColor( hDC, oldTxtColor );
|
|
SelectClipRgn(hDC, 0);
|
|
DeleteObject(hRgn);
|
|
|
|
if (state & BUTTON_HASFOCUS)
|
|
{
|
|
InflateRect( &focus_rect, -1, -1 );
|
|
IntersectRect(&focus_rect, &focus_rect, &rc);
|
|
DrawFocusRect( hDC, &focus_rect );
|
|
}
|
|
|
|
cleanup:
|
|
SelectObject( hDC, hOldPen );
|
|
SelectObject( hDC, hOldBrush );
|
|
SetBkMode(hDC, oldBkMode);
|
|
}
|
|
|
|
/**********************************************************************
|
|
* Check Box & Radio Button Functions
|
|
*/
|
|
|
|
static void CB_Paint( HWND hwnd, HDC hDC, UINT action )
|
|
{
|
|
RECT rbox, rtext, client;
|
|
HBRUSH hBrush;
|
|
int delta;
|
|
UINT dtFlags;
|
|
HRGN hRgn;
|
|
HFONT hFont;
|
|
LONG state = get_button_state( hwnd );
|
|
LONG style = GetWindowLongA( hwnd, GWL_STYLE );
|
|
|
|
if (style & BS_PUSHLIKE)
|
|
{
|
|
PB_Paint( hwnd, hDC, action );
|
|
return;
|
|
}
|
|
|
|
GetClientRect(hwnd, &client);
|
|
rbox = rtext = client;
|
|
|
|
if ((hFont = get_button_font( hwnd ))) SelectObject( hDC, hFont );
|
|
|
|
/* GetControlBrush16 sends WM_CTLCOLORBTN, plus it returns default brush
|
|
* if parent didn't return valid one. So we kill two hares at once
|
|
*/
|
|
hBrush = GetControlBrush16( hwnd, hDC, CTLCOLOR_BTN );
|
|
|
|
if (style & 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 (action == ODA_DRAWENTIRE || action == ODA_SELECT)
|
|
{
|
|
/* Since WM_ERASEBKGND does nothing, first prepare background */
|
|
if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush );
|
|
else FillRect( hDC, &client, hBrush );
|
|
|
|
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 (state & BUTTON_HIGHLIGHTED) x += 2 * checkBoxWidth;
|
|
if (state & (BUTTON_CHECKED | BUTTON_3STATE)) x += checkBoxWidth;
|
|
if ((get_button_type(style) == BS_RADIOBUTTON) ||
|
|
(get_button_type(style) == BS_AUTORADIOBUTTON)) y += checkBoxHeight;
|
|
else if (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 ((get_button_type(style) == BS_RADIOBUTTON) ||
|
|
(get_button_type(style) == 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 flags;
|
|
|
|
if ((get_button_type(style) == BS_RADIOBUTTON) ||
|
|
(get_button_type(style) == BS_AUTORADIOBUTTON)) flags = DFCS_BUTTONRADIO;
|
|
else if (state & BUTTON_3STATE) flags = DFCS_BUTTON3STATE;
|
|
else flags = DFCS_BUTTONCHECK;
|
|
|
|
if (state & (BUTTON_CHECKED | BUTTON_3STATE)) flags |= DFCS_CHECKED;
|
|
if (state & BUTTON_HIGHLIGHTED) flags |= DFCS_PUSHED;
|
|
|
|
if (style & WS_DISABLED) flags |= DFCS_INACTIVE;
|
|
|
|
/* rbox must have the correct height */
|
|
delta = rbox.bottom - rbox.top - checkBoxHeight;
|
|
if (delta > 0)
|
|
{
|
|
int ofs = (abs(delta) / 2);
|
|
rbox.bottom -= ofs + 1;
|
|
rbox.top = rbox.bottom - checkBoxHeight;
|
|
}
|
|
else if (delta < 0)
|
|
{
|
|
int ofs = (abs(delta) / 2);
|
|
rbox.top -= ofs + 1;
|
|
rbox.bottom = rbox.top + checkBoxHeight;
|
|
}
|
|
|
|
DrawFrameControl( hDC, &rbox, DFC_BUTTON, flags );
|
|
}
|
|
}
|
|
|
|
/* Draw label */
|
|
client = rtext;
|
|
dtFlags = BUTTON_CalcLabelRect(hwnd, hDC, &rtext);
|
|
|
|
if (dtFlags == (UINT)-1L) /* Noting to draw */
|
|
return;
|
|
hRgn = CreateRectRgn(client.left, client.top, client.right, client.bottom);
|
|
SelectClipRgn(hDC, hRgn);
|
|
DeleteObject(hRgn);
|
|
|
|
if (action == ODA_DRAWENTIRE)
|
|
BUTTON_DrawLabel(hwnd, hDC, dtFlags, &rtext);
|
|
|
|
/* ... and focus */
|
|
if ((action == ODA_FOCUS) ||
|
|
((action == ODA_DRAWENTIRE) && (state & BUTTON_HASFOCUS)))
|
|
{
|
|
rtext.left--;
|
|
rtext.right++;
|
|
IntersectRect(&rtext, &rtext, &client);
|
|
DrawFocusRect( hDC, &rtext );
|
|
}
|
|
SelectClipRgn(hDC, 0);
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* BUTTON_CheckAutoRadioButton
|
|
*
|
|
* hwnd is checked, uncheck every other auto radio button in group
|
|
*/
|
|
static void BUTTON_CheckAutoRadioButton( HWND hwnd )
|
|
{
|
|
HWND parent, sibling, start;
|
|
|
|
parent = GetParent(hwnd);
|
|
/* make sure that starting control is not disabled or invisible */
|
|
start = sibling = GetNextDlgGroupItem( parent, hwnd, TRUE );
|
|
do
|
|
{
|
|
if (!sibling) break;
|
|
if ((hwnd != sibling) &&
|
|
((GetWindowLongA( sibling, GWL_STYLE) & 0x0f) == BS_AUTORADIOBUTTON))
|
|
SendMessageW( sibling, BM_SETCHECK, BUTTON_UNCHECKED, 0 );
|
|
sibling = GetNextDlgGroupItem( parent, sibling, FALSE );
|
|
} while (sibling != start);
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* Group Box Functions
|
|
*/
|
|
|
|
static void GB_Paint( HWND hwnd, HDC hDC, UINT action )
|
|
{
|
|
RECT rc, rcFrame;
|
|
HBRUSH hbr;
|
|
HFONT hFont;
|
|
UINT dtFlags;
|
|
LONG style = GetWindowLongA( hwnd, GWL_STYLE );
|
|
|
|
if (action != ODA_DRAWENTIRE) return;
|
|
|
|
if ((hFont = get_button_font( hwnd ))) SelectObject( hDC, hFont );
|
|
/* GroupBox acts like static control, so it sends CTLCOLORSTATIC */
|
|
hbr = GetControlBrush16( hwnd, hDC, CTLCOLOR_STATIC );
|
|
|
|
GetClientRect( hwnd, &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 {
|
|
TEXTMETRICW tm;
|
|
rcFrame = rc;
|
|
|
|
GetTextMetricsW (hDC, &tm);
|
|
rcFrame.top += (tm.tmHeight / 2) - 1;
|
|
DrawEdge (hDC, &rcFrame, EDGE_ETCHED, BF_RECT | ((style & BS_FLAT) ? BF_FLAT : 0));
|
|
}
|
|
|
|
InflateRect(&rc, -7, 1);
|
|
dtFlags = BUTTON_CalcLabelRect(hwnd, hDC, &rc);
|
|
|
|
if (dtFlags == (UINT)-1L)
|
|
return;
|
|
|
|
/* Because buttons have CS_PARENTDC class style, there is a chance
|
|
* that label will be drawn out of client rect.
|
|
* But Windows doesn't clip label's rect, so do I.
|
|
*/
|
|
|
|
/* There is 1-pixel marging at the left, right, and bottom */
|
|
rc.left--; rc.right++; rc.bottom++;
|
|
FillRect(hDC, &rc, hbr);
|
|
rc.left++; rc.right--; rc.bottom--;
|
|
|
|
BUTTON_DrawLabel(hwnd, hDC, dtFlags, &rc);
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* User Button Functions
|
|
*/
|
|
|
|
static void UB_Paint( HWND hwnd, HDC hDC, UINT action )
|
|
{
|
|
RECT rc;
|
|
HBRUSH hBrush;
|
|
HFONT hFont;
|
|
LONG state = get_button_state( hwnd );
|
|
|
|
if (action == ODA_SELECT) return;
|
|
|
|
GetClientRect( hwnd, &rc);
|
|
|
|
if ((hFont = get_button_font( hwnd ))) SelectObject( hDC, hFont );
|
|
hBrush = GetControlBrush16( hwnd, hDC, CTLCOLOR_BTN );
|
|
|
|
FillRect( hDC, &rc, hBrush );
|
|
if ((action == ODA_FOCUS) ||
|
|
((action == ODA_DRAWENTIRE) && (state & BUTTON_HASFOCUS)))
|
|
DrawFocusRect( hDC, &rc );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* Ownerdrawn Button Functions
|
|
*/
|
|
|
|
static void OB_Paint( HWND hwnd, HDC hDC, UINT action )
|
|
{
|
|
LONG state = get_button_state( hwnd );
|
|
DRAWITEMSTRUCT dis;
|
|
HRGN clipRegion;
|
|
RECT clipRect;
|
|
UINT id = GetWindowLongA( hwnd, GWL_ID );
|
|
|
|
dis.CtlType = ODT_BUTTON;
|
|
dis.CtlID = id;
|
|
dis.itemID = 0;
|
|
dis.itemAction = action;
|
|
dis.itemState = ((state & BUTTON_HASFOCUS) ? ODS_FOCUS : 0) |
|
|
((state & BUTTON_HIGHLIGHTED) ? ODS_SELECTED : 0) |
|
|
(IsWindowEnabled(hwnd) ? 0: ODS_DISABLED);
|
|
dis.hwndItem = hwnd;
|
|
dis.hDC = hDC;
|
|
dis.itemData = 0;
|
|
GetClientRect( hwnd, &dis.rcItem );
|
|
|
|
clipRegion = CreateRectRgnIndirect(&dis.rcItem);
|
|
if (GetClipRgn(hDC, clipRegion) != 1)
|
|
{
|
|
DeleteObject(clipRegion);
|
|
clipRegion=(HRGN)NULL;
|
|
}
|
|
clipRect = dis.rcItem;
|
|
DPtoLP(hDC, (LPPOINT) &clipRect, 2);
|
|
IntersectClipRect(hDC, clipRect.left, clipRect.top, clipRect.right, clipRect.bottom);
|
|
|
|
SetBkColor( hDC, GetSysColor( COLOR_BTNFACE ) );
|
|
SendMessageW( GetParent(hwnd), WM_DRAWITEM, id, (LPARAM)&dis );
|
|
SelectClipRgn(hDC, clipRegion);
|
|
}
|
|
|