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ed3ad8852d
wine/dlls/commdlg/colordlg.c
Jacek Caban ed3ad8852d Get rid of W->A calls.
2005-01-10 13:22:35 +00:00

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/*
* COMMDLG - Color Dialog
*
* Copyright 1994 Martin Ayotte
* Copyright 1996 Albrecht Kleine
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* BUGS : still seems to not refresh correctly
sometimes, especially when 2 instances of the
dialog are loaded at the same time */
#include <ctype.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "commdlg.h"
#include "dlgs.h"
#include "wine/debug.h"
#include "cderr.h"
#include "cdlg.h"
WINE_DEFAULT_DEBUG_CHANNEL(commdlg);
static INT_PTR CALLBACK ColorDlgProc( HWND hWnd, UINT wMsg, WPARAM wParam, LPARAM lParam );
#define CONV_LPARAMTOPOINT(lp,p) do { (p)->x = (short)LOWORD(lp); (p)->y = (short)HIWORD(lp); } while(0)
static const COLORREF predefcolors[6][8]=
{
{ 0x008080FFL, 0x0080FFFFL, 0x0080FF80L, 0x0080FF00L,
0x00FFFF80L, 0x00FF8000L, 0x00C080FFL, 0x00FF80FFL },
{ 0x000000FFL, 0x0000FFFFL, 0x0000FF80L, 0x0040FF00L,
0x00FFFF00L, 0x00C08000L, 0x00C08080L, 0x00FF00FFL },
{ 0x00404080L, 0x004080FFL, 0x0000FF00L, 0x00808000L,
0x00804000L, 0x00FF8080L, 0x00400080L, 0x008000FFL },
{ 0x00000080L, 0x000080FFL, 0x00008000L, 0x00408000L,
0x00FF0000L, 0x00A00000L, 0x00800080L, 0x00FF0080L },
{ 0x00000040L, 0x00004080L, 0x00004000L, 0x00404000L,
0x00800000L, 0x00400000L, 0x00400040L, 0x00800040L },
{ 0x00000000L, 0x00008080L, 0x00408080L, 0x00808080L,
0x00808040L, 0x00C0C0C0L, 0x00400040L, 0x00FFFFFFL },
};
/* Chose Color PRIVATE Structure:
*
* This structure is duplicated in the 16 bit code with
* a extra member
*/
typedef struct CCPRIVATE
{
LPCHOOSECOLORW lpcc; /* points to public known data structure */
int nextuserdef; /* next free place in user defined color array */
HDC hdcMem; /* color graph used for BitBlt() */
HBITMAP hbmMem; /* color graph bitmap */
RECT fullsize; /* original dialog window size */
UINT msetrgb; /* # of SETRGBSTRING message (today not used) */
RECT old3angle; /* last position of l-marker */
RECT oldcross; /* last position of color/satuation marker */
BOOL updating; /* to prevent recursive WM_COMMAND/EN_UPDATE processing */
int h;
int s;
int l; /* for temporary storing of hue,sat,lum */
int capturedGraph; /* control mouse captured */
RECT focusRect; /* rectangle last focused item */
HWND hwndFocus; /* handle last focused item */
} *LCCPRIV;
/***********************************************************************
* CC_HSLtoRGB [internal]
*/
int CC_HSLtoRGB(char c, int hue, int sat, int lum)
{
int res = 0, maxrgb;
/* hue */
switch(c)
{
case 'R': if (hue > 80) hue -= 80; else hue += 160; break;
case 'G': if (hue > 160) hue -= 160; else hue += 80; break;
case 'B': break;
}
/* l below 120 */
maxrgb = (256 * min(120,lum)) / 120; /* 0 .. 256 */
if (hue < 80)
res = 0;
else
if (hue < 120)
{
res = (hue - 80) * maxrgb; /* 0...10240 */
res /= 40; /* 0...256 */
}
else
if (hue < 200)
res = maxrgb;
else
{
res= (240 - hue) * maxrgb;
res /= 40;
}
res = res - maxrgb / 2; /* -128...128 */
/* saturation */
res = maxrgb / 2 + (sat * res) / 240; /* 0..256 */
/* lum above 120 */
if (lum > 120 && res < 256)
res += ((lum - 120) * (256 - res)) / 120;
return min(res, 255);
}
/***********************************************************************
* CC_RGBtoHSL [internal]
*/
int CC_RGBtoHSL(char c, int r, int g, int b)
{
WORD maxi, mini, mmsum, mmdif, result = 0;
int iresult = 0;
maxi = max(r, b);
maxi = max(maxi, g);
mini = min(r, b);
mini = min(mini, g);
mmsum = maxi + mini;
mmdif = maxi - mini;
switch(c)
{
/* lum */
case 'L': mmsum *= 120; /* 0...61200=(255+255)*120 */
result = mmsum / 255; /* 0...240 */
break;
/* saturation */
case 'S': if (!mmsum)
result = 0;
else
if (!mini || maxi == 255)
result = 240;
else
{
result = mmdif * 240; /* 0...61200=255*240 */
result /= (mmsum > 255 ? mmsum = 510 - mmsum : mmsum); /* 0..255 */
}
break;
/* hue */
case 'H': if (!mmdif)
result = 160;
else
{
if (maxi == r)
{
iresult = 40 * (g - b); /* -10200 ... 10200 */
iresult /= (int) mmdif; /* -40 .. 40 */
if (iresult < 0)
iresult += 240; /* 0..40 and 200..240 */
}
else
if (maxi == g)
{
iresult = 40 * (b - r);
iresult /= (int) mmdif;
iresult += 80; /* 40 .. 120 */
}
else
if (maxi == b)
{
iresult = 40 * (r - g);
iresult /= (int) mmdif;
iresult += 160; /* 120 .. 200 */
}
result = iresult;
}
break;
}
return result; /* is this integer arithmetic precise enough ? */
}
/***********************************************************************
* CC_DrawCurrentFocusRect [internal]
*/
void CC_DrawCurrentFocusRect( LCCPRIV lpp )
{
if (lpp->hwndFocus)
{
HDC hdc = GetDC(lpp->hwndFocus);
DrawFocusRect(hdc, &lpp->focusRect);
ReleaseDC(lpp->hwndFocus, hdc);
}
}
/***********************************************************************
* CC_DrawFocusRect [internal]
*/
void CC_DrawFocusRect( LCCPRIV lpp, HWND hwnd, int x, int y, int rows, int cols)
{
RECT rect;
int dx, dy;
HDC hdc;
CC_DrawCurrentFocusRect(lpp); /* remove current focus rect */
/* calculate new rect */
GetClientRect(hwnd, &rect);
dx = (rect.right - rect.left) / cols;
dy = (rect.bottom - rect.top) / rows;
rect.left += (x * dx) - 2;
rect.top += (y * dy) - 2;
rect.right = rect.left + dx;
rect.bottom = rect.top + dy;
/* draw it */
hdc = GetDC(hwnd);
DrawFocusRect(hdc, &rect);
CopyRect(&lpp->focusRect, &rect);
lpp->hwndFocus = hwnd;
ReleaseDC(hwnd, hdc);
}
#define DISTANCE 4
/***********************************************************************
* CC_MouseCheckPredefColorArray [internal]
* returns 1 if one of the predefined colors is clicked
*/
static int CC_MouseCheckPredefColorArray( LCCPRIV lpp, HWND hDlg, int dlgitem, int rows, int cols,
LPARAM lParam )
{
HWND hwnd;
POINT point;
RECT rect;
int dx, dy, x, y;
CONV_LPARAMTOPOINT(lParam, &point);
ClientToScreen(hDlg, &point);
hwnd = GetDlgItem(hDlg, dlgitem);
GetWindowRect(hwnd, &rect);
if (PtInRect(&rect, point))
{
dx = (rect.right - rect.left) / cols;
dy = (rect.bottom - rect.top) / rows;
ScreenToClient(hwnd, &point);
if (point.x % dx < ( dx - DISTANCE) && point.y % dy < ( dy - DISTANCE))
{
x = point.x / dx;
y = point.y / dy;
lpp->lpcc->rgbResult = predefcolors[y][x];
CC_DrawFocusRect(lpp, hwnd, x, y, rows, cols);
return 1;
}
}
return 0;
}
/***********************************************************************
* CC_MouseCheckUserColorArray [internal]
* return 1 if the user clicked a color
*/
static int CC_MouseCheckUserColorArray( LCCPRIV lpp, HWND hDlg, int dlgitem, int rows, int cols,
LPARAM lParam )
{
HWND hwnd;
POINT point;
RECT rect;
int dx, dy, x, y;
COLORREF *crarr = lpp->lpcc->lpCustColors;
CONV_LPARAMTOPOINT(lParam, &point);
ClientToScreen(hDlg, &point);
hwnd = GetDlgItem(hDlg, dlgitem);
GetWindowRect(hwnd, &rect);
if (PtInRect(&rect, point))
{
dx = (rect.right - rect.left) / cols;
dy = (rect.bottom - rect.top) / rows;
ScreenToClient(hwnd, &point);
if (point.x % dx < (dx - DISTANCE) && point.y % dy < (dy - DISTANCE))
{
x = point.x / dx;
y = point.y / dy;
lpp->lpcc->rgbResult = crarr[x + (cols * y) ];
CC_DrawFocusRect(lpp, hwnd, x, y, rows, cols);
return 1;
}
}
return 0;
}
#define MAXVERT 240
#define MAXHORI 239
/* 240 ^...... ^^ 240
| . ||
SAT | . || LUM
| . ||
+-----> 239 ----
HUE
*/
/***********************************************************************
* CC_MouseCheckColorGraph [internal]
*/
static int CC_MouseCheckColorGraph( HWND hDlg, int dlgitem, int *hori, int *vert, LPARAM lParam )
{
HWND hwnd;
POINT point;
RECT rect;
long x,y;
CONV_LPARAMTOPOINT(lParam, &point);
ClientToScreen(hDlg, &point);
hwnd = GetDlgItem( hDlg, dlgitem );
GetWindowRect(hwnd, &rect);
if (PtInRect(&rect, point))
{
GetClientRect(hwnd, &rect);
ScreenToClient(hwnd, &point);
x = (long) point.x * MAXHORI;
x /= rect.right;
y = (long) (rect.bottom - point.y) * MAXVERT;
y /= rect.bottom;
if (hori)
*hori = x;
if (vert)
*vert = y;
return 1;
}
else
return 0;
}
/***********************************************************************
* CC_MouseCheckResultWindow [internal]
* test if double click one of the result colors
*/
int CC_MouseCheckResultWindow( HWND hDlg, LPARAM lParam )
{
HWND hwnd;
POINT point;
RECT rect;
CONV_LPARAMTOPOINT(lParam, &point);
ClientToScreen(hDlg, &point);
hwnd = GetDlgItem(hDlg, 0x2c5);
GetWindowRect(hwnd, &rect);
if (PtInRect(&rect, point))
{
PostMessageA(hDlg, WM_COMMAND, 0x2c9, 0);
return 1;
}
return 0;
}
/***********************************************************************
* CC_CheckDigitsInEdit [internal]
*/
int CC_CheckDigitsInEdit( HWND hwnd, int maxval )
{
int i, k, m, result, value;
long editpos;
char buffer[30];
GetWindowTextA(hwnd, buffer, sizeof(buffer));
m = strlen(buffer);
result = 0;
for (i = 0 ; i < m ; i++)
if (buffer[i] < '0' || buffer[i] > '9')
{
for (k = i + 1; k <= m; k++) /* delete bad character */
{
buffer[i] = buffer[k];
m--;
}
buffer[m] = 0;
result = 1;
}
value = atoi(buffer);
if (value > maxval) /* build a new string */
{
sprintf(buffer, "%d", maxval);
result = 2;
}
if (result)
{
editpos = SendMessageA(hwnd, EM_GETSEL, 0, 0);
SetWindowTextA(hwnd, buffer );
SendMessageA(hwnd, EM_SETSEL, 0, editpos);
}
return value;
}
/***********************************************************************
* CC_PaintSelectedColor [internal]
*/
void CC_PaintSelectedColor( HWND hDlg, COLORREF cr )
{
RECT rect;
HDC hdc;
HBRUSH hBrush;
HWND hwnd = GetDlgItem(hDlg, 0x2c5);
if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6) )) /* if full size */
{
hdc = GetDC(hwnd);
GetClientRect(hwnd, &rect) ;
hBrush = CreateSolidBrush(cr);
if (hBrush)
{
hBrush = SelectObject(hdc, hBrush) ;
Rectangle(hdc, rect.left, rect.top, rect.right/2, rect.bottom);
DeleteObject ( SelectObject(hdc, hBrush) ) ;
hBrush = CreateSolidBrush( GetNearestColor(hdc, cr) );
if (hBrush)
{
hBrush = SelectObject(hdc, hBrush) ;
Rectangle(hdc, rect.right/2-1, rect.top, rect.right, rect.bottom);
DeleteObject(SelectObject(hdc, hBrush)) ;
}
}
ReleaseDC(hwnd, hdc);
}
}
/***********************************************************************
* CC_PaintTriangle [internal]
*/
void CC_PaintTriangle( HWND hDlg, int y)
{
HDC hDC;
long temp;
int w = LOWORD(GetDialogBaseUnits());
POINT points[3];
int height;
int oben;
RECT rect;
HWND hwnd = GetDlgItem(hDlg, 0x2be);
LCCPRIV lpp = (LCCPRIV)GetWindowLongA( hDlg, DWL_USER);
if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6))) /* if full size */
{
GetClientRect(hwnd, &rect);
height = rect.bottom;
hDC = GetDC(hDlg);
points[0].y = rect.top;
points[0].x = rect.right; /* | /| */
ClientToScreen(hwnd, points); /* | / | */
ScreenToClient(hDlg, points); /* |< | */
oben = points[0].y; /* | \ | */
/* | \| */
temp = (long)height * (long)y;
points[0].y = oben + height - temp / (long)MAXVERT;
points[1].y = points[0].y + w;
points[2].y = points[0].y - w;
points[2].x = points[1].x = points[0].x + w;
FillRect(hDC, &lpp->old3angle, (HBRUSH)GetClassLongA( hwnd, GCL_HBRBACKGROUND));
lpp->old3angle.left = points[0].x;
lpp->old3angle.right = points[1].x + 1;
lpp->old3angle.top = points[2].y - 1;
lpp->old3angle.bottom= points[1].y + 1;
Polygon(hDC, points, 3);
ReleaseDC(hDlg, hDC);
}
}
/***********************************************************************
* CC_PaintCross [internal]
*/
void CC_PaintCross( HWND hDlg, int x, int y)
{
HDC hDC;
int w = GetDialogBaseUnits();
HWND hwnd = GetDlgItem(hDlg, 0x2c6);
LCCPRIV lpp = (LCCPRIV)GetWindowLongA( hDlg, DWL_USER );
RECT rect;
POINT point, p;
HPEN hPen;
if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6) )) /* if full size */
{
GetClientRect(hwnd, &rect);
hDC = GetDC(hwnd);
SelectClipRgn( hDC, CreateRectRgnIndirect(&rect));
hPen = CreatePen(PS_SOLID, 2, 0xffffff); /* -white- color */
hPen = SelectObject(hDC, hPen);
point.x = ((long)rect.right * (long)x) / (long)MAXHORI;
point.y = rect.bottom - ((long)rect.bottom * (long)y) / (long)MAXVERT;
if ( lpp->oldcross.left != lpp->oldcross.right )
BitBlt(hDC, lpp->oldcross.left, lpp->oldcross.top,
lpp->oldcross.right - lpp->oldcross.left,
lpp->oldcross.bottom - lpp->oldcross.top,
lpp->hdcMem, lpp->oldcross.left, lpp->oldcross.top, SRCCOPY);
lpp->oldcross.left = point.x - w - 1;
lpp->oldcross.right = point.x + w + 1;
lpp->oldcross.top = point.y - w - 1;
lpp->oldcross.bottom = point.y + w + 1;
MoveToEx(hDC, point.x - w, point.y, &p);
LineTo(hDC, point.x + w, point.y);
MoveToEx(hDC, point.x, point.y - w, &p);
LineTo(hDC, point.x, point.y + w);
DeleteObject( SelectObject(hDC, hPen)) ;
ReleaseDC(hwnd, hDC);
}
}
#define XSTEPS 48
#define YSTEPS 24
/***********************************************************************
* CC_PrepareColorGraph [internal]
*/
static void CC_PrepareColorGraph( HWND hDlg )
{
int sdif, hdif, xdif, ydif, r, g, b, hue, sat;
HWND hwnd = GetDlgItem(hDlg, 0x2c6);
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
HBRUSH hbrush;
HDC hdc ;
RECT rect, client;
HCURSOR hcursor = SetCursor( LoadCursorA(0, (LPSTR)IDC_WAIT) );
GetClientRect(hwnd, &client);
hdc = GetDC(hwnd);
lpp->hdcMem = CreateCompatibleDC(hdc);
lpp->hbmMem = CreateCompatibleBitmap(hdc, client.right, client.bottom);
SelectObject(lpp->hdcMem, lpp->hbmMem);
xdif = client.right / XSTEPS;
ydif = client.bottom / YSTEPS+1;
hdif = 239 / XSTEPS;
sdif = 240 / YSTEPS;
for (rect.left = hue = 0; hue < 239 + hdif; hue += hdif)
{
rect.right = rect.left + xdif;
rect.bottom = client.bottom;
for(sat = 0; sat < 240 + sdif; sat += sdif)
{
rect.top = rect.bottom - ydif;
r = CC_HSLtoRGB('R', hue, sat, 120);
g = CC_HSLtoRGB('G', hue, sat, 120);
b = CC_HSLtoRGB('B', hue, sat, 120);
hbrush = CreateSolidBrush( RGB(r, g, b));
FillRect(lpp->hdcMem, &rect, hbrush);
DeleteObject(hbrush);
rect.bottom = rect.top;
}
rect.left = rect.right;
}
ReleaseDC(hwnd, hdc);
SetCursor(hcursor);
}
/***********************************************************************
* CC_PaintColorGraph [internal]
*/
static void CC_PaintColorGraph( HWND hDlg )
{
HWND hwnd = GetDlgItem( hDlg, 0x2c6 );
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
HDC hDC;
RECT rect;
if (IsWindowVisible(hwnd)) /* if full size */
{
if (!lpp->hdcMem)
CC_PrepareColorGraph(hDlg); /* should not be necessary */
hDC = GetDC(hwnd);
GetClientRect(hwnd, &rect);
if (lpp->hdcMem)
BitBlt(hDC, 0, 0, rect.right, rect.bottom, lpp->hdcMem, 0, 0, SRCCOPY);
else
WARN("choose color: hdcMem is not defined\n");
ReleaseDC(hwnd, hDC);
}
}
/***********************************************************************
* CC_PaintLumBar [internal]
*/
static void CC_PaintLumBar( HWND hDlg, int hue, int sat )
{
HWND hwnd = GetDlgItem(hDlg, 0x2be);
RECT rect, client;
int lum, ldif, ydif, r, g, b;
HBRUSH hbrush;
HDC hDC;
if (IsWindowVisible(hwnd))
{
hDC = GetDC(hwnd);
GetClientRect(hwnd, &client);
rect = client;
ldif = 240 / YSTEPS;
ydif = client.bottom / YSTEPS+1;
for (lum = 0; lum < 240 + ldif; lum += ldif)
{
rect.top = max(0, rect.bottom - ydif);
r = CC_HSLtoRGB('R', hue, sat, lum);
g = CC_HSLtoRGB('G', hue, sat, lum);
b = CC_HSLtoRGB('B', hue, sat, lum);
hbrush = CreateSolidBrush( RGB(r, g, b) );
FillRect(hDC, &rect, hbrush);
DeleteObject(hbrush);
rect.bottom = rect.top;
}
GetClientRect(hwnd, &rect);
FrameRect(hDC, &rect, GetStockObject(BLACK_BRUSH) );
ReleaseDC(hwnd, hDC);
}
}
/***********************************************************************
* CC_EditSetRGB [internal]
*/
void CC_EditSetRGB( HWND hDlg, COLORREF cr )
{
char buffer[10];
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
int r = GetRValue(cr);
int g = GetGValue(cr);
int b = GetBValue(cr);
if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6) )) /* if full size */
{
lpp->updating = TRUE;
sprintf(buffer, "%d", r);
SetWindowTextA( GetDlgItem(hDlg, 0x2c2), buffer);
sprintf(buffer, "%d", g);
SetWindowTextA( GetDlgItem(hDlg, 0x2c3), buffer);
sprintf( buffer, "%d", b );
SetWindowTextA( GetDlgItem(hDlg, 0x2c4),buffer);
lpp->updating = FALSE;
}
}
/***********************************************************************
* CC_EditSetHSL [internal]
*/
void CC_EditSetHSL( HWND hDlg, int h, int s, int l )
{
char buffer[10];
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
lpp->updating = TRUE;
if (IsWindowVisible( GetDlgItem(hDlg, 0x2c6) )) /* if full size */
{
lpp->updating = TRUE;
sprintf(buffer, "%d", h);
SetWindowTextA( GetDlgItem(hDlg, 0x2bf), buffer);
sprintf(buffer, "%d", s);
SetWindowTextA( GetDlgItem(hDlg, 0x2c0), buffer);
sprintf(buffer, "%d", l);
SetWindowTextA( GetDlgItem(hDlg, 0x2c1), buffer);
lpp->updating = FALSE;
}
CC_PaintLumBar(hDlg, h, s);
}
/***********************************************************************
* CC_SwitchToFullSize [internal]
*/
void CC_SwitchToFullSize( HWND hDlg, COLORREF result, LPRECT lprect )
{
int i;
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
EnableWindow( GetDlgItem(hDlg, 0x2cf), FALSE);
CC_PrepareColorGraph(hDlg);
for (i = 0x2bf; i < 0x2c5; i++)
ShowWindow( GetDlgItem(hDlg, i), SW_SHOW);
for (i = 0x2d3; i < 0x2d9; i++)
ShowWindow( GetDlgItem(hDlg, i), SW_SHOW);
ShowWindow( GetDlgItem(hDlg, 0x2c9), SW_SHOW);
ShowWindow( GetDlgItem(hDlg, 0x2c8), SW_SHOW);
ShowWindow( GetDlgItem(hDlg, 1090), SW_SHOW);
if (lprect)
SetWindowPos(hDlg, 0, 0, 0, lprect->right-lprect->left,
lprect->bottom-lprect->top, SWP_NOMOVE|SWP_NOZORDER);
ShowWindow( GetDlgItem(hDlg, 0x2be), SW_SHOW);
ShowWindow( GetDlgItem(hDlg, 0x2c5), SW_SHOW);
CC_EditSetRGB(hDlg, result);
CC_EditSetHSL(hDlg, lpp->h, lpp->s, lpp->l);
ShowWindow( GetDlgItem( hDlg, 0x2c6), SW_SHOW);
UpdateWindow( GetDlgItem(hDlg, 0x2c6) );
}
/***********************************************************************
* CC_PaintPredefColorArray [internal]
* Paints the default standard 48 colors
*/
static void CC_PaintPredefColorArray( HWND hDlg, int rows, int cols)
{
HWND hwnd = GetDlgItem(hDlg, 0x2d0);
RECT rect;
HDC hdc;
HBRUSH hBrush;
int dx, dy, i, j, k;
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
GetClientRect(hwnd, &rect);
dx = rect.right / cols;
dy = rect.bottom / rows;
k = rect.left;
hdc = GetDC(hwnd);
GetClientRect(hwnd, &rect);
FillRect(hdc, &rect, (HBRUSH)GetClassLongA(hwnd, GCL_HBRBACKGROUND));
for ( j = 0; j < rows; j++ )
{
for ( i = 0; i < cols; i++ )
{
hBrush = CreateSolidBrush(predefcolors[j][i]);
if (hBrush)
{
hBrush = SelectObject(hdc, hBrush);
Rectangle(hdc, rect.left, rect.top,
rect.left + dx - DISTANCE, rect.top + dy - DISTANCE);
rect.left = rect.left + dx;
DeleteObject(SelectObject(hdc, hBrush)) ;
}
}
rect.top = rect.top + dy;
rect.left = k;
}
ReleaseDC(hwnd, hdc);
if (lpp->hwndFocus == hwnd)
CC_DrawCurrentFocusRect(lpp);
}
/***********************************************************************
* CC_PaintUserColorArray [internal]
* Paint the 16 user-selected colors
*/
void CC_PaintUserColorArray( HWND hDlg, int rows, int cols, COLORREF* lpcr )
{
HWND hwnd = GetDlgItem(hDlg, 0x2d1);
RECT rect;
HDC hdc;
HBRUSH hBrush;
int dx, dy, i, j, k;
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
GetClientRect(hwnd, &rect);
dx = rect.right / cols;
dy = rect.bottom / rows;
k = rect.left;
hdc = GetDC(hwnd);
if (hdc)
{
FillRect(hdc, &rect, (HBRUSH)GetClassLongA(hwnd, GCL_HBRBACKGROUND) );
for (j = 0; j < rows; j++)
{
for (i = 0; i < cols; i++)
{
hBrush = CreateSolidBrush(lpcr[i+j*cols]);
if (hBrush)
{
hBrush = SelectObject(hdc, hBrush) ;
Rectangle(hdc, rect.left, rect.top,
rect.left + dx - DISTANCE, rect.top + dy - DISTANCE);
rect.left = rect.left + dx;
DeleteObject( SelectObject(hdc, hBrush) ) ;
}
}
rect.top = rect.top + dy;
rect.left = k;
}
ReleaseDC(hwnd, hdc);
}
if (lpp->hwndFocus == hwnd)
CC_DrawCurrentFocusRect(lpp);
}
/***********************************************************************
* CC_HookCallChk [internal]
*/
BOOL CC_HookCallChk( LPCHOOSECOLORW lpcc )
{
if (lpcc)
if(lpcc->Flags & CC_ENABLEHOOK)
if (lpcc->lpfnHook)
return TRUE;
return FALSE;
}
/***********************************************************************
* CC_WMInitDialog [internal]
*/
LONG CC_WMInitDialog( HWND hDlg, WPARAM wParam, LPARAM lParam )
{
int i, res;
int r, g, b;
HWND hwnd;
RECT rect;
POINT point;
LCCPRIV lpp;
TRACE("WM_INITDIALOG lParam=%08lX\n", lParam);
lpp = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct CCPRIVATE) );
lpp->lpcc = (LPCHOOSECOLORW) lParam;
if (lpp->lpcc->lStructSize != sizeof(CHOOSECOLORW) )
{
HeapFree(GetProcessHeap(), 0, lpp);
EndDialog (hDlg, 0) ;
return FALSE;
}
SetWindowLongA(hDlg, DWL_USER, (LONG)lpp);
if (!(lpp->lpcc->Flags & CC_SHOWHELP))
ShowWindow( GetDlgItem(hDlg,0x40e), SW_HIDE);
lpp->msetrgb = RegisterWindowMessageA(SETRGBSTRINGA);
#if 0
cpos = MAKELONG(5,7); /* init */
if (lpp->lpcc->Flags & CC_RGBINIT)
{
for (i = 0; i < 6; i++)
for (j = 0; j < 8; j++)
if (predefcolors[i][j] == lpp->lpcc->rgbResult)
{
cpos = MAKELONG(i,j);
goto found;
}
}
found:
/* FIXME: Draw_a_focus_rect & set_init_values */
#endif
GetWindowRect(hDlg, &lpp->fullsize);
if (lpp->lpcc->Flags & CC_FULLOPEN || lpp->lpcc->Flags & CC_PREVENTFULLOPEN)
{
hwnd = GetDlgItem(hDlg, 0x2cf);
EnableWindow(hwnd, FALSE);
}
if (!(lpp->lpcc->Flags & CC_FULLOPEN ) || lpp->lpcc->Flags & CC_PREVENTFULLOPEN)
{
rect = lpp->fullsize;
res = rect.bottom - rect.top;
hwnd = GetDlgItem(hDlg, 0x2c6); /* cut at left border */
point.x = point.y = 0;
ClientToScreen(hwnd, &point);
ScreenToClient(hDlg,&point);
GetClientRect(hDlg, &rect);
point.x += GetSystemMetrics(SM_CXDLGFRAME);
SetWindowPos(hDlg, 0, 0, 0, point.x, res, SWP_NOMOVE|SWP_NOZORDER);
for (i = 0x2bf; i < 0x2c5; i++)
ShowWindow( GetDlgItem(hDlg, i), SW_HIDE);
for (i = 0x2d3; i < 0x2d9; i++)
ShowWindow( GetDlgItem(hDlg, i), SW_HIDE);
ShowWindow( GetDlgItem(hDlg, 0x2c9), SW_HIDE);
ShowWindow( GetDlgItem(hDlg, 0x2c8), SW_HIDE);
ShowWindow( GetDlgItem(hDlg, 0x2c6), SW_HIDE);
ShowWindow( GetDlgItem(hDlg, 0x2c5), SW_HIDE);
ShowWindow( GetDlgItem(hDlg, 1090 ), SW_HIDE);
}
else
CC_SwitchToFullSize(hDlg, lpp->lpcc->rgbResult, NULL);
res = TRUE;
for (i = 0x2bf; i < 0x2c5; i++)
SendMessageA( GetDlgItem(hDlg, i), EM_LIMITTEXT, 3, 0); /* max 3 digits: xyz */
if (CC_HookCallChk(lpp->lpcc))
{
res = CallWindowProcA( (WNDPROC)lpp->lpcc->lpfnHook, hDlg, WM_INITDIALOG, wParam, lParam);
}
/* Set the initial values of the color chooser dialog */
r = GetRValue(lpp->lpcc->rgbResult);
g = GetGValue(lpp->lpcc->rgbResult);
b = GetBValue(lpp->lpcc->rgbResult);
CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
lpp->h = CC_RGBtoHSL('H', r, g, b);
lpp->s = CC_RGBtoHSL('S', r, g, b);
lpp->l = CC_RGBtoHSL('L', r, g, b);
/* Doing it the long way because CC_EditSetRGB/HSL doesn't seem to work */
SetDlgItemInt(hDlg, 703, lpp->h, TRUE);
SetDlgItemInt(hDlg, 704, lpp->s, TRUE);
SetDlgItemInt(hDlg, 705, lpp->l, TRUE);
SetDlgItemInt(hDlg, 706, r, TRUE);
SetDlgItemInt(hDlg, 707, g, TRUE);
SetDlgItemInt(hDlg, 708, b, TRUE);
CC_PaintCross(hDlg, lpp->h, lpp->s);
CC_PaintTriangle(hDlg, lpp->l);
return res;
}
/***********************************************************************
* CC_WMCommand [internal]
*/
LRESULT CC_WMCommand( HWND hDlg, WPARAM wParam, LPARAM lParam, WORD notifyCode, HWND hwndCtl )
{
int r, g, b, i, xx;
UINT cokmsg;
HDC hdc;
COLORREF *cr;
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
TRACE("CC_WMCommand wParam=%x lParam=%lx\n", wParam, lParam);
switch (wParam)
{
case 0x2c2: /* edit notify RGB */
case 0x2c3:
case 0x2c4:
if (notifyCode == EN_UPDATE && !lpp->updating)
{
i = CC_CheckDigitsInEdit(hwndCtl, 255);
r = GetRValue(lpp->lpcc->rgbResult);
g = GetGValue(lpp->lpcc->rgbResult);
b= GetBValue(lpp->lpcc->rgbResult);
xx = 0;
switch (wParam)
{
case 0x2c2: if ((xx = (i != r))) r = i; break;
case 0x2c3: if ((xx = (i != g))) g = i; break;
case 0x2c4: if ((xx = (i != b))) b = i; break;
}
if (xx) /* something has changed */
{
lpp->lpcc->rgbResult = RGB(r, g, b);
CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
lpp->h = CC_RGBtoHSL('H', r, g, b);
lpp->s = CC_RGBtoHSL('S', r, g, b);
lpp->l = CC_RGBtoHSL('L', r, g, b);
CC_EditSetHSL(hDlg, lpp->h, lpp->s, lpp->l);
CC_PaintCross(hDlg, lpp->h, lpp->s);
CC_PaintTriangle(hDlg, lpp->l);
}
}
break;
case 0x2bf: /* edit notify HSL */
case 0x2c0:
case 0x2c1:
if (notifyCode == EN_UPDATE && !lpp->updating)
{
i = CC_CheckDigitsInEdit(hwndCtl , wParam == 0x2bf ? 239:240);
xx = 0;
switch (wParam)
{
case 0x2bf: if ((xx = ( i != lpp->h))) lpp->h = i; break;
case 0x2c0: if ((xx = ( i != lpp->s))) lpp->s = i; break;
case 0x2c1: if ((xx = ( i != lpp->l))) lpp->l = i; break;
}
if (xx) /* something has changed */
{
r = CC_HSLtoRGB('R', lpp->h, lpp->s, lpp->l);
g = CC_HSLtoRGB('G', lpp->h, lpp->s, lpp->l);
b = CC_HSLtoRGB('B', lpp->h, lpp->s, lpp->l);
lpp->lpcc->rgbResult = RGB(r, g, b);
CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
CC_PaintCross(hDlg, lpp->h, lpp->s);
CC_PaintTriangle(hDlg, lpp->l);
}
}
break;
case 0x2cf:
CC_SwitchToFullSize(hDlg, lpp->lpcc->rgbResult, &lpp->fullsize);
SetFocus( GetDlgItem(hDlg, 0x2bf));
break;
case 0x2c8: /* add colors ... column by column */
cr = lpp->lpcc->lpCustColors;
cr[(lpp->nextuserdef % 2) * 8 + lpp->nextuserdef / 2] = lpp->lpcc->rgbResult;
if (++lpp->nextuserdef == 16)
lpp->nextuserdef = 0;
CC_PaintUserColorArray(hDlg, 2, 8, lpp->lpcc->lpCustColors);
break;
case 0x2c9: /* resulting color */
hdc = GetDC(hDlg);
lpp->lpcc->rgbResult = GetNearestColor(hdc, lpp->lpcc->rgbResult);
ReleaseDC(hDlg, hdc);
CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
r = GetRValue(lpp->lpcc->rgbResult);
g = GetGValue(lpp->lpcc->rgbResult);
b = GetBValue(lpp->lpcc->rgbResult);
lpp->h = CC_RGBtoHSL('H', r, g, b);
lpp->s = CC_RGBtoHSL('S', r, g, b);
lpp->l = CC_RGBtoHSL('L', r, g, b);
CC_EditSetHSL(hDlg, lpp->h, lpp->s, lpp->l);
CC_PaintCross(hDlg, lpp->h, lpp->s);
CC_PaintTriangle(hDlg, lpp->l);
break;
case 0x40e: /* Help! */ /* The Beatles, 1965 ;-) */
i = RegisterWindowMessageA(HELPMSGSTRINGA);
if (lpp->lpcc->hwndOwner)
SendMessageA(lpp->lpcc->hwndOwner, i, 0, (LPARAM)lpp->lpcc);
if ( CC_HookCallChk(lpp->lpcc))
CallWindowProcA( (WNDPROC) lpp->lpcc->lpfnHook, hDlg,
WM_COMMAND, psh15, (LPARAM)lpp->lpcc);
break;
case IDOK :
cokmsg = RegisterWindowMessageA(COLOROKSTRINGA);
if (lpp->lpcc->hwndOwner)
if (SendMessageA(lpp->lpcc->hwndOwner, cokmsg, 0, (LPARAM)lpp->lpcc))
break; /* do NOT close */
EndDialog(hDlg, 1) ;
return TRUE ;
case IDCANCEL :
EndDialog(hDlg, 0) ;
return TRUE ;
}
return FALSE;
}
/***********************************************************************
* CC_WMPaint [internal]
*/
LRESULT CC_WMPaint( HWND hDlg, WPARAM wParam, LPARAM lParam )
{
PAINTSTRUCT ps;
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
BeginPaint(hDlg, &ps);
/* we have to paint dialog children except text and buttons */
CC_PaintPredefColorArray(hDlg, 6, 8);
CC_PaintUserColorArray(hDlg, 2, 8, lpp->lpcc->lpCustColors);
CC_PaintLumBar(hDlg, lpp->h, lpp->s);
CC_PaintCross(hDlg, lpp->h, lpp->s);
CC_PaintTriangle(hDlg, lpp->l);
CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
CC_PaintColorGraph(hDlg);
EndPaint(hDlg, &ps);
return TRUE;
}
/***********************************************************************
* CC_WMLButtonUp [internal]
*/
LRESULT CC_WMLButtonUp( HWND hDlg, WPARAM wParam, LPARAM lParam )
{
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
if (lpp->capturedGraph)
{
lpp->capturedGraph = 0;
ReleaseCapture();
CC_PaintCross(hDlg, lpp->h, lpp->s);
return 1;
}
return 0;
}
/***********************************************************************
* CC_WMMouseMove [internal]
*/
LRESULT CC_WMMouseMove( HWND hDlg, LPARAM lParam )
{
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
int r, g, b;
if (lpp->capturedGraph)
{
int *ptrh = NULL, *ptrs = &lpp->l;
if (lpp->capturedGraph == 0x2c6)
{
ptrh = &lpp->h;
ptrs = &lpp->s;
}
if (CC_MouseCheckColorGraph( hDlg, lpp->capturedGraph, ptrh, ptrs, lParam))
{
r = CC_HSLtoRGB('R', lpp->h, lpp->s, lpp->l);
g = CC_HSLtoRGB('G', lpp->h, lpp->s, lpp->l);
b = CC_HSLtoRGB('B', lpp->h, lpp->s, lpp->l);
lpp->lpcc->rgbResult = RGB(r, g, b);
CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
CC_EditSetHSL(hDlg,lpp->h, lpp->s, lpp->l);
CC_PaintCross(hDlg, lpp->h, lpp->s);
CC_PaintTriangle(hDlg, lpp->l);
CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
}
else
{
ReleaseCapture();
lpp->capturedGraph = 0;
}
return 1;
}
return 0;
}
/***********************************************************************
* CC_WMLButtonDown [internal]
*/
LRESULT CC_WMLButtonDown( HWND hDlg, WPARAM wParam, LPARAM lParam )
{
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
int r, g, b, i;
i = 0;
if (CC_MouseCheckPredefColorArray(lpp, hDlg, 0x2d0, 6, 8, lParam))
i = 1;
else
if (CC_MouseCheckUserColorArray(lpp, hDlg, 0x2d1, 2, 8, lParam))
i = 1;
else
if (CC_MouseCheckColorGraph(hDlg, 0x2c6, &lpp->h, &lpp->s, lParam))
{
i = 2;
lpp->capturedGraph = 0x2c6;
}
else
if (CC_MouseCheckColorGraph(hDlg, 0x2be, NULL, &lpp->l, lParam))
{
i = 2;
lpp->capturedGraph = 0x2be;
}
if ( i == 2 )
{
SetCapture(hDlg);
r = CC_HSLtoRGB('R', lpp->h, lpp->s, lpp->l);
g = CC_HSLtoRGB('G', lpp->h, lpp->s, lpp->l);
b = CC_HSLtoRGB('B', lpp->h, lpp->s, lpp->l);
lpp->lpcc->rgbResult = RGB(r, g, b);
}
if ( i == 1 )
{
r = GetRValue(lpp->lpcc->rgbResult);
g = GetGValue(lpp->lpcc->rgbResult);
b = GetBValue(lpp->lpcc->rgbResult);
lpp->h = CC_RGBtoHSL('H', r, g, b);
lpp->s = CC_RGBtoHSL('S', r, g, b);
lpp->l = CC_RGBtoHSL('L', r, g, b);
}
if (i)
{
CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
CC_EditSetHSL(hDlg,lpp->h, lpp->s, lpp->l);
CC_PaintCross(hDlg, lpp->h, lpp->s);
CC_PaintTriangle(hDlg, lpp->l);
CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
return TRUE;
}
return FALSE;
}
/***********************************************************************
* ColorDlgProc32 [internal]
*
*/
static INT_PTR CALLBACK ColorDlgProc( HWND hDlg, UINT message,
WPARAM wParam, LPARAM lParam )
{
int res;
LCCPRIV lpp = (LCCPRIV)GetWindowLongA(hDlg, DWL_USER);
if (message != WM_INITDIALOG)
{
if (!lpp)
return FALSE;
res = 0;
if (CC_HookCallChk(lpp->lpcc))
res = CallWindowProcA( (WNDPROC)lpp->lpcc->lpfnHook, hDlg, message, wParam, lParam);
if ( res )
return res;
}
/* FIXME: SetRGB message
if (message && message == msetrgb)
return HandleSetRGB(hDlg, lParam);
*/
switch (message)
{
case WM_INITDIALOG:
return CC_WMInitDialog(hDlg, wParam, lParam);
case WM_NCDESTROY:
DeleteDC(lpp->hdcMem);
DeleteObject(lpp->hbmMem);
HeapFree(GetProcessHeap(), 0, lpp);
SetWindowLongA(hDlg, DWL_USER, 0L); /* we don't need it anymore */
break;
case WM_COMMAND:
if (CC_WMCommand( hDlg, wParam, lParam, HIWORD(wParam), (HWND) lParam))
return TRUE;
break;
case WM_PAINT:
if ( CC_WMPaint(hDlg, wParam, lParam))
return TRUE;
break;
case WM_LBUTTONDBLCLK:
if (CC_MouseCheckResultWindow(hDlg, lParam))
return TRUE;
break;
case WM_MOUSEMOVE:
if (CC_WMMouseMove(hDlg, lParam))
return TRUE;
break;
case WM_LBUTTONUP: /* FIXME: ClipCursor off (if in color graph)*/
if (CC_WMLButtonUp(hDlg, wParam, lParam))
return TRUE;
break;
case WM_LBUTTONDOWN:/* FIXME: ClipCursor on (if in color graph)*/
if (CC_WMLButtonDown(hDlg, wParam, lParam))
return TRUE;
break;
}
return FALSE ;
}
/***********************************************************************
* ChooseColorW (COMDLG32.@)
*/
BOOL WINAPI ChooseColorW( LPCHOOSECOLORW lpChCol )
{
HANDLE hDlgTmpl = 0;
BOOL bRet = FALSE;
LPCVOID template;
TRACE("ChooseColor\n");
if (!lpChCol) return FALSE;
if (lpChCol->Flags & CC_ENABLETEMPLATEHANDLE)
{
if (!(template = LockResource(lpChCol->hInstance)))
{
COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
return FALSE;
}
}
else if (lpChCol->Flags & CC_ENABLETEMPLATE)
{
HRSRC hResInfo;
if (!(hResInfo = FindResourceW((HINSTANCE)lpChCol->hInstance,
lpChCol->lpTemplateName,
(LPWSTR)RT_DIALOG)))
{
COMDLG32_SetCommDlgExtendedError(CDERR_FINDRESFAILURE);
return FALSE;
}
if (!(hDlgTmpl = LoadResource((HINSTANCE)lpChCol->hInstance, hResInfo)) ||
!(template = LockResource(hDlgTmpl)))
{
COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
return FALSE;
}
}
else
{
HRSRC hResInfo;
HGLOBAL hDlgTmpl;
static const WCHAR wszCHOOSE_COLOR[] = {'C','H','O','O','S','E','_','C','O','L','O','R',0};
if (!(hResInfo = FindResourceW(COMDLG32_hInstance, wszCHOOSE_COLOR, (LPWSTR)RT_DIALOG)))
{
COMDLG32_SetCommDlgExtendedError(CDERR_FINDRESFAILURE);
return FALSE;
}
if (!(hDlgTmpl = LoadResource(COMDLG32_hInstance, hResInfo )) ||
!(template = LockResource(hDlgTmpl)))
{
COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
return FALSE;
}
}
bRet = DialogBoxIndirectParamW(COMDLG32_hInstance, template, lpChCol->hwndOwner,
ColorDlgProc, (DWORD)lpChCol);
return bRet;
}
/***********************************************************************
* ChooseColorA (COMDLG32.@)
*/
BOOL WINAPI ChooseColorA( LPCHOOSECOLORA lpChCol )
{
BOOL ret;
LPCHOOSECOLORW lpcc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CHOOSECOLORW));
lpcc->lStructSize = sizeof(*lpcc);
lpcc->hwndOwner = lpChCol->hwndOwner;
lpcc->hInstance = lpChCol->hInstance;
lpcc->rgbResult = lpChCol->rgbResult;
lpcc->lpCustColors = lpChCol->lpCustColors;
lpcc->Flags = lpChCol->Flags;
lpcc->lCustData = lpChCol->lCustData;
lpcc->lpfnHook = (LPCCHOOKPROC) lpChCol->lpfnHook;
if ((lpcc->Flags & CC_ENABLETEMPLATE) && (lpChCol->lpTemplateName)) {
if (HIWORD(lpChCol->lpTemplateName)) {
INT len = MultiByteToWideChar( CP_ACP, 0, lpChCol->lpTemplateName, -1, NULL, 0);
lpcc->lpTemplateName = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, lpChCol->lpTemplateName, -1, (LPWSTR)lpcc->lpTemplateName, len );
} else {
lpcc->lpTemplateName = (LPWSTR)lpChCol->lpTemplateName;
}
}
ret = ChooseColorW(lpcc);
if (ret)
lpChCol->rgbResult = lpcc->rgbResult;
if (HIWORD(lpcc->lpTemplateName)) HeapFree(GetProcessHeap(), 0, (LPSTR)lpcc->lpTemplateName);
HeapFree(GetProcessHeap(), 0, lpcc);
return ret;
}
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