Leaked source code of windows server 2003
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62 KiB

/*++
Copyright (c) 1990-1998, Microsoft Corporation All rights reserved.
Module Name:
color.c
Abstract:
This module implements the Win32 color dialog.
Revision History:
--*/
// precompiled headers
#include "precomp.h"
#pragma hdrstop
#include "color.h"
#include "util.h"
// from pwin32.h
#define LONG2POINT(l, pt) ((pt).x = (SHORT)LOWORD(l), (pt).y = (SHORT)HIWORD(l))
//
// Global Variables.
//
DWORD rgbBoxColorDefault[COLORBOXES] =
{
0x8080FF, 0x80FFFF, 0x80FF80, 0x80FF00, 0xFFFF80, 0xFF8000, 0xC080FF, 0xFF80FF,
0x0000FF, 0x00FFFF, 0x00FF80, 0x40FF00, 0xFFFF00, 0xC08000, 0xC08080, 0xFF00FF,
0x404080, 0x4080FF, 0x00FF00, 0x808000, 0x804000, 0xFF8080, 0x400080, 0x8000FF,
0x000080, 0x0080FF, 0x008000, 0x408000, 0xFF0000, 0xA00000, 0x800080, 0xFF0080,
0x000040, 0x004080, 0x004000, 0x404000, 0x800000, 0x400000, 0x400040, 0x800040,
0x000000, 0x008080, 0x408080, 0x808080, 0x808040, 0xC0C0C0, 0x400040, 0xFFFFFF,
0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF,
0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF, 0xFFFFFF
};
RECT rColorBox[COLORBOXES];
UINT msgCOLOROKA;
UINT msgSETRGBA;
UINT msgCOLOROKW;
UINT msgSETRGBW;
LPCCHOOKPROC glpfnColorHook = 0;
#ifdef UNICODE
////////////////////////////////////////////////////////////////////////////
//
// ChooseColorA
//
// ANSI entry point for ChooseColor when this code is built UNICODE.
//
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI ChooseColorA(
LPCHOOSECOLORA pCCA)
{
LPCHOOSECOLORW pCCW;
BOOL bRet;
DWORD cchLen;
COLORINFO CI;
ZeroMemory(&CI, sizeof(CI));
if (!pCCA)
{
StoreExtendedError(CDERR_INITIALIZATION);
return (FALSE);
}
if (pCCA->lStructSize != sizeof(CHOOSECOLORA))
{
StoreExtendedError(CDERR_STRUCTSIZE);
return (FALSE);
}
if (!(pCCW = (LPCHOOSECOLORW)LocalAlloc(LPTR, sizeof(CHOOSECOLORW))))
{
StoreExtendedError(CDERR_MEMALLOCFAILURE);
return (FALSE);
}
//
// Init simple invariants.
//
pCCW->lStructSize = sizeof(CHOOSECOLORW);
pCCW->hwndOwner = pCCA->hwndOwner;
pCCW->hInstance = pCCA->hInstance;
pCCW->lpfnHook = pCCA->lpfnHook;
//
// TemplateName array invariant.
//
if (pCCA->Flags & CC_ENABLETEMPLATE)
{
if (!IS_INTRESOURCE(pCCA->lpTemplateName))
{
cchLen = lstrlenA(pCCA->lpTemplateName) + 1;
if (!(pCCW->lpTemplateName = (LPWSTR)LocalAlloc(LPTR, (cchLen * sizeof(WCHAR)))))
{
StoreExtendedError(CDERR_MEMALLOCFAILURE);
return (FALSE);
}
else
{
MultiByteToWideChar( CP_ACP,
0,
pCCA->lpTemplateName,
-1,
(LPWSTR)pCCW->lpTemplateName,
cchLen );
}
}
else
{
pCCW->lpTemplateName = (LPWSTR)pCCA->lpTemplateName;
}
}
else
{
pCCW->lpTemplateName = NULL;
}
CI.pCC = pCCW;
CI.pCCA = pCCA;
CI.ApiType = COMDLG_ANSI;
ThunkChooseColorA2W(&CI);
if (bRet = ChooseColorX(&CI))
{
ThunkChooseColorW2A(&CI);
}
if (!IS_INTRESOURCE(pCCW->lpTemplateName))
{
LocalFree((HLOCAL)pCCW->lpTemplateName);
}
LocalFree(pCCW);
return (bRet);
}
#else
////////////////////////////////////////////////////////////////////////////
//
// ChooseColorW
//
// Stub UNICODE function for ChooseColor when this code is built ANSI.
//
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI ChooseColorW(
LPCHOOSECOLORW pCCW)
{
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return (FALSE);
}
#endif
////////////////////////////////////////////////////////////////////////////
//
// ChooseColor
//
// The ChooseColor function creates a system-defined dialog box from
// which the user can select a color.
//
////////////////////////////////////////////////////////////////////////////
BOOL WINAPI ChooseColor(
LPCHOOSECOLOR pCC)
{
COLORINFO CI;
ZeroMemory(&CI, sizeof(CI));
CI.pCC = pCC;
CI.ApiType = COMDLG_WIDE;
return ( ChooseColorX(&CI) );
}
////////////////////////////////////////////////////////////////////////////
//
// ChooseColorX
//
// Worker routine for the ChooseColor api.
//
////////////////////////////////////////////////////////////////////////////
BOOL ChooseColorX(
PCOLORINFO pCI)
{
LPCHOOSECOLOR pCC = pCI->pCC;
INT_PTR iRet = FALSE;
TCHAR szDialog[cbDlgNameMax];
LPTSTR lpDlg;
HANDLE hDlgTemplate;
HRSRC hRes;
#ifdef UNICODE
UINT uiWOWFlag = 0;
#endif
LANGID LangID = MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL);
//
// Initialize the error code.
//
StoreExtendedError(0);
g_bUserPressedCancel = FALSE;
if (!pCC)
{
StoreExtendedError(CDERR_INITIALIZATION);
return (FALSE);
}
if (pCC->lStructSize != sizeof(CHOOSECOLOR))
{
StoreExtendedError(CDERR_STRUCTSIZE);
return (FALSE);
}
if (pCC->Flags & CC_ENABLEHOOK)
{
if (!pCC->lpfnHook)
{
StoreExtendedError(CDERR_NOHOOK);
return (FALSE);
}
}
else
{
pCC->lpfnHook = 0;
}
if (pCC->Flags & CC_ENABLETEMPLATE)
{
//
// Both custom instance handle and the dialog template name are
// user specified. Locate the dialog resource in the specified
// instance block and load it.
//
if (!(hRes = FindResource( (HMODULE)pCC->hInstance,
pCC->lpTemplateName,
RT_DIALOG )))
{
StoreExtendedError(CDERR_FINDRESFAILURE);
return (FALSE);
}
if (!(hDlgTemplate = LoadResource((HMODULE)pCC->hInstance, hRes)))
{
StoreExtendedError(CDERR_LOADRESFAILURE);
return (FALSE);
}
}
else if (pCC->Flags & CC_ENABLETEMPLATEHANDLE)
{
//
// A handle to the pre-loaded resource has been specified.
//
hDlgTemplate = pCC->hInstance;
}
else
{
LangID = GetDialogLanguage(pCC->hwndOwner, NULL);
//
// Warning! Warning! Warning!
//
// We have to set g_tlsLangID before any call for CDLoadString
//
TlsSetValue(g_tlsLangID, (LPVOID) LangID);
if (!CDLoadString( g_hinst,
dlgChooseColor,
szDialog,
cbDlgNameMax - 1 ))
{
StoreExtendedError(CDERR_LOADSTRFAILURE);
return (FALSE);
}
lpDlg = szDialog;
if (!(hRes = FindResourceExFallback(g_hinst, RT_DIALOG, lpDlg, LangID)))
{
StoreExtendedError(CDERR_FINDRESFAILURE);
return (FALSE);
}
if (!(hDlgTemplate = LoadResource(g_hinst, hRes)))
{
StoreExtendedError(CDERR_LOADRESFAILURE);
return (FALSE);
}
}
// In case it did nt called upove and some new code called CDLoadString.
TlsSetValue(g_tlsLangID, (LPVOID) LangID);
if (LockResource(hDlgTemplate))
{
if (pCI->pCC->Flags & CC_ENABLEHOOK)
{
glpfnColorHook = GETHOOKFN(pCI->pCC);
}
#ifdef UNICODE
if (IS16BITWOWAPP(pCC))
{
uiWOWFlag = SCDLG_16BIT;
}
iRet = DialogBoxIndirectParamAorW( g_hinst,
(LPDLGTEMPLATE)hDlgTemplate,
pCC->hwndOwner,
ColorDlgProc,
(LPARAM)pCI,
uiWOWFlag );
#else
iRet = DialogBoxIndirectParam( g_hinst,
(LPDLGTEMPLATE)hDlgTemplate,
pCC->hwndOwner,
ColorDlgProc,
(LPARAM)pCI );
#endif
glpfnColorHook = 0;
if (iRet == -1 || ((iRet == 0) && (!g_bUserPressedCancel) && (!GetStoredExtendedError())) )
{
StoreExtendedError(CDERR_DIALOGFAILURE);
}
}
else
{
StoreExtendedError(CDERR_LOCKRESFAILURE);
}
return (iRet == IDOK);
}
// Does this dialog have Right to left layout?
BOOL IsRTL(HWND hDlg)
{
return ((GetWindowLongPtr(hDlg, GWL_EXSTYLE) & WS_EX_LAYOUTRTL) == WS_EX_LAYOUTRTL);
}
////////////////////////////////////////////////////////////////////////////
//
// ColorDlgProc
//
// Color Dialog.
//
////////////////////////////////////////////////////////////////////////////
BOOL_PTR CALLBACK ColorDlgProc(
HWND hDlg,
UINT wMsg,
WPARAM wParam,
LPARAM lParam)
{
PCOLORINFO pCI;
BOOL_PTR bRet;
BOOL_PTR bHookRet = FALSE;
int temp;
PAINTSTRUCT ps;
HDC hDC;
RECT rRect;
RECT rcTemp;
SHORT id;
WORD nVal;
BOOL bUpdateExample = FALSE;
BOOL bOK;
HWND hPointWnd;
TCHAR cEdit[3];
DWORD FAR *lpCust ;
int i;
POINT pt;
LPCCHOOKPROC lpfnHook;
//
// The call to PvGetInst will fail until set under WM_INITDIALOG.
//
if (pCI = (PCOLORINFO)GetProp(hDlg, COLORPROP))
{
lpfnHook = GETHOOKFN(pCI->pCC);
if ((lpfnHook) &&
(bRet = (* lpfnHook)(hDlg, wMsg, wParam, lParam)))
{
if ((wMsg == WM_COMMAND) &&
(GET_WM_COMMAND_ID(wParam, lParam) == IDCANCEL))
{
//
// Set global flag stating that the user pressed cancel.
//
g_bUserPressedCancel = TRUE;
}
return (bRet);
}
}
else if (wMsg != WM_INITDIALOG)
{
if (glpfnColorHook &&
(bRet = (*glpfnColorHook)(hDlg, wMsg, wParam, lParam)))
{
return (bRet);
}
else
{
return (FALSE);
}
}
switch (wMsg)
{
case ( WM_INITDIALOG ) :
{
//
// Change cursor to hourglass.
//
HourGlass(TRUE);
pCI = (PCOLORINFO)lParam;
SetProp(hDlg, COLORPROP, (HANDLE)pCI);
glpfnColorHook = 0;
bRet = InitColor(hDlg, wParam, pCI);
//
// Change cursor back to arrow.
//
HourGlass(FALSE);
return (bRet);
break;
}
case ( WM_MOVE ) :
{
if (pCI)
{
SetupRainbowCapture(pCI);
}
return(FALSE);
break;
}
case ( WM_LBUTTONDBLCLK ) :
{
LONG2POINT(lParam, pt);
if (PtInRect((LPRECT)&pCI->rNearestPure, pt))
{
NearestSolid(pCI);
}
break;
}
case ( WM_MOUSEMOVE ) :
{
//
// Dialog Boxes don't receive MOUSEMOVE unless mouse is captured.
// If mouse isn't captured, break.
//
if (!bMouseCapture)
{
break;
}
// Fall Thru...
}
case ( WM_LBUTTONDOWN ) :
{
LONG2POINT(lParam, pt);
if (PtInRect((LPRECT)&pCI->rRainbow, pt))
{
if (wMsg == WM_LBUTTONDOWN)
{
hDC = GetDC(hDlg);
EraseCrossHair(hDC, pCI);
ReleaseDC(hDlg, hDC);
}
pCI->nHuePos = LOWORD(lParam);
HLSPostoHLS(COLOR_HUE, pCI);
SetHLSEdit(COLOR_HUE, pCI);
pCI->nSatPos = HIWORD(lParam);
HLSPostoHLS(COLOR_SAT, pCI);
SetHLSEdit(COLOR_SAT, pCI);
pCI->currentRGB = HLStoRGB( pCI->currentHue,
pCI->currentLum,
pCI->currentSat );
pCI->currentRGB = MapColor(pCI, pCI->currentRGB);
hDC = GetDC(hDlg);
RainbowPaint(pCI, hDC, (LPRECT)&pCI->rLumPaint);
RainbowPaint(pCI, hDC, (LPRECT)&pCI->rColorSamples);
ReleaseDC(hDlg, hDC);
SetRGBEdit(0, pCI);
if (!bMouseCapture)
{
SetCapture(hDlg);
CopyRect(&rcTemp, &pCI->rRainbow);
MapWindowPoints(hDlg, NULL, (LPPOINT)&rcTemp, 2);
ClipCursor(&rcTemp);
bMouseCapture = TRUE;
}
}
else if ( PtInRect((LPRECT)&pCI->rLumPaint, pt) ||
PtInRect((LPRECT)&pCI->rLumScroll, pt) )
{
hDC = GetDC(hDlg);
EraseLumArrow(hDC, pCI);
LumArrowPaint(hDC, pCI->nLumPos = HIWORD(lParam), pCI);
HLSPostoHLS(COLOR_LUM, pCI);
SetHLSEdit(COLOR_LUM, pCI);
pCI->currentRGB = HLStoRGB( pCI->currentHue,
pCI->currentLum,
pCI->currentSat );
pCI->currentRGB = MapColor(pCI, pCI->currentRGB);
RainbowPaint(pCI, hDC, (LPRECT)&pCI->rColorSamples);
ReleaseDC(hDlg, hDC);
ValidateRect(hDlg, (LPRECT)&pCI->rLumScroll);
ValidateRect(hDlg, (LPRECT)&pCI->rColorSamples);
SetRGBEdit(0, pCI);
if (!bMouseCapture)
{
SetCapture(hDlg);
CopyRect(&rcTemp, &pCI->rLumScroll);
MapWindowPoints(hDlg, NULL, (LPPOINT)&rcTemp, 2);
ClipCursor(&rcTemp);
bMouseCapture = TRUE;
}
}
else
{
hPointWnd = ChildWindowFromPoint(hDlg, pt);
if (hPointWnd == GetDlgItem(hDlg, COLOR_BOX1))
{
rRect.top = rColorBox[0].top;
rRect.left = rColorBox[0].left;
rRect.right = rColorBox[NUM_BASIC_COLORS - 1].right +
BOX_X_MARGIN;
rRect.bottom = rColorBox[NUM_BASIC_COLORS - 1].bottom +
BOX_Y_MARGIN;
temp = (NUM_BASIC_COLORS) / NUM_X_BOXES;
id = 0;
}
else if (hPointWnd == GetDlgItem(hDlg, COLOR_CUSTOM1))
{
rRect.top = rColorBox[NUM_BASIC_COLORS].top;
rRect.left = rColorBox[NUM_BASIC_COLORS].left;
rRect.right = rColorBox[COLORBOXES - 1].right + BOX_X_MARGIN;
rRect.bottom = rColorBox[COLORBOXES - 1].bottom + BOX_Y_MARGIN;
temp = (NUM_CUSTOM_COLORS) / NUM_X_BOXES;
id = NUM_BASIC_COLORS;
}
else
{
return (FALSE);
}
if (hPointWnd != GetFocus())
{
SetFocus(hPointWnd);
}
if (HIWORD(lParam) >= (WORD)rRect.bottom)
{
break;
}
if (LOWORD(lParam) >= (WORD)rRect.right)
{
break;
}
if (HIWORD(lParam) < (WORD)rRect.top)
{
break;
}
if (LOWORD(lParam) < (WORD)rRect.left)
{
break;
}
//
// Make sure the click wasn't on a border between squares.
//
if ( ((LOWORD(lParam) - rRect.left) % nBoxWidth) >=
(nBoxWidth - BOX_X_MARGIN) )
{
break;
}
if ( ((HIWORD(lParam) - rRect.top) % nBoxHeight) >=
(nBoxHeight - BOX_Y_MARGIN) )
{
break;
}
//
// Now calculate which square was selected.
//
id += (SHORT)(((HIWORD(lParam) - rRect.top) * temp /
(rRect.bottom - rRect.top)) * NUM_X_BOXES);
id += (SHORT)(((LOWORD(lParam) - rRect.left) * NUM_X_BOXES) /
(rRect.right - rRect.left));
if ((id < nDriverColors) || (id >= NUM_BASIC_COLORS))
{
ChangeBoxSelection(pCI, id);
pCI->nCurBox = id;
ChangeBoxFocus(pCI, id);
if (id >= NUM_BASIC_COLORS)
{
pCI->nCurMix = pCI->nCurBox;
}
else
{
pCI->nCurDsp = pCI->nCurBox;
}
pCI->currentRGB = pCI->rgbBoxColor[pCI->nCurBox];
pCI->currentRGB = MapColor(pCI, pCI->currentRGB);
hDC = GetDC(hDlg);
if (pCI->bFoldOut)
{
ChangeColorSettings(pCI);
SetHLSEdit(0, pCI);
SetRGBEdit(0, pCI);
RainbowPaint(pCI, hDC, (LPRECT)&pCI->rColorSamples);
}
PaintBox(pCI, hDC, pCI->nCurDsp);
PaintBox(pCI, hDC, pCI->nCurMix);
ReleaseDC(hDlg, hDC);
}
}
break;
}
case ( WM_LBUTTONUP ) :
{
LONG2POINT(lParam, pt);
if (bMouseCapture)
{
bMouseCapture = FALSE;
SetCapture(NULL);
ClipCursor((LPRECT)NULL);
if (PtInRect((LPRECT)&pCI->rRainbow, pt))
{
hDC = GetDC(hDlg);
CrossHairPaint( hDC,
pCI->nHuePos = LOWORD(lParam),
pCI->nSatPos = HIWORD(lParam),
pCI );
RainbowPaint(pCI, hDC, (LPRECT)&pCI->rLumPaint);
ReleaseDC(hDlg, hDC);
ValidateRect(hDlg, (LPRECT)&pCI->rRainbow);
}
else if (PtInRect((LPRECT)&pCI->rLumPaint, pt))
{
//
// Update Sample Shown.
//
hDC = GetDC(hDlg);
LumArrowPaint(hDC, pCI->nLumPos, pCI);
ReleaseDC(hDlg, hDC);
ValidateRect(hDlg, (LPRECT)&pCI->rLumPaint);
}
}
break;
}
case ( WM_CHAR ) :
{
if (wParam == VK_SPACE)
{
if (GetFocus() == GetDlgItem(hDlg, COLOR_BOX1))
{
temp = pCI->nCurDsp;
}
else if (GetFocus() == GetDlgItem(hDlg, COLOR_CUSTOM1))
{
temp = pCI->nCurMix;
}
else
{
return (FALSE);
}
pCI->currentRGB = pCI->rgbBoxColor[temp];
pCI->currentRGB = MapColor(pCI, pCI->currentRGB);
if (pCI->bFoldOut)
{
ChangeColorSettings(pCI);
SetHLSEdit(0, pCI);
SetRGBEdit(0, pCI);
}
InvalidateRect(hDlg, (LPRECT)&pCI->rColorSamples, FALSE);
ChangeBoxSelection(pCI, (short)temp);
pCI->nCurBox = (short)temp;
bUpdateExample = TRUE;
}
break;
}
case ( WM_KEYDOWN ) :
{
if (ColorKeyDown(wParam, &temp, pCI, IsRTL(hDlg)))
{
ChangeBoxFocus(pCI, (SHORT)temp);
}
break;
}
case ( WM_GETDLGCODE ) :
{
return (DLGC_WANTALLKEYS | DLGC_WANTARROWS | DLGC_HASSETSEL);
break;
}
case ( WM_COMMAND ) :
{
if (!pCI)
{
return (FALSE);
}
switch (GET_WM_COMMAND_ID(wParam, lParam))
{
case ( IDOK ) :
{
pCI->pCC->rgbResult = pCI->currentRGB;
goto LeaveDialog;
}
case ( IDCANCEL ) :
{
g_bUserPressedCancel = TRUE;
LeaveDialog:
if (bMouseCapture)
{
bMouseCapture = FALSE;
SetCapture(NULL);
ClipCursor((LPRECT)NULL);
}
lpCust = pCI->pCC->lpCustColors;
for ( i = NUM_BASIC_COLORS;
i < NUM_BASIC_COLORS + NUM_CUSTOM_COLORS;
i++ )
{
*lpCust++ = pCI->rgbBoxColor[i];
}
bRet = (GET_WM_COMMAND_ID(wParam, lParam) == IDOK);
lpfnHook = GETHOOKFN(pCI->pCC);
#ifdef UNICODE
if (pCI->ApiType == COMDLG_ANSI)
{
if (bRet && lpfnHook)
{
ThunkChooseColorW2A(pCI);
bHookRet = (*lpfnHook)( hDlg,
msgCOLOROKA,
0,
(LONG_PTR)(LPTSTR)pCI->pCCA );
}
}
else
#endif
{
if (bRet && lpfnHook)
{
bHookRet = (*lpfnHook)( hDlg,
msgCOLOROKW,
0,
(LONG_PTR)(LPTSTR)pCI->pCC );
}
}
if (bHookRet)
{
#ifdef UNICODE
if (pCI->ApiType == COMDLG_ANSI)
{
ThunkChooseColorA2W(pCI);
pCI->pCC->lCustData = pCI->pCCA->lCustData;
}
#endif
break;
}
}
case ( IDABORT ) :
{
if (pCI->pCC->Flags & CC_ENABLEHOOK)
{
glpfnColorHook = GETHOOKFN(pCI->pCC);
}
RemoveProp(hDlg, COLORPROP);
EndDialog( hDlg,
(GET_WM_COMMAND_ID(wParam, lParam) == IDABORT)
? (BOOL_PTR)lParam
: bRet );
if (hRainbowBitmap)
{
DeleteObject(hRainbowBitmap);
hRainbowBitmap = NULL;
}
if (hDCFastBlt)
{
DeleteDC(hDCFastBlt);
hDCFastBlt = 0;
}
break;
}
case ( pshHelp ) :
{
#ifdef UNICODE
if (pCI->ApiType == COMDLG_ANSI)
{
if (msgHELPA && pCI->pCC->hwndOwner)
{
ThunkChooseColorW2A(pCI);
SendMessage( pCI->pCC->hwndOwner,
msgHELPA,
(WPARAM)hDlg,
(LPARAM)pCI->pCCA );
ThunkChooseColorA2W(pCI);
pCI->pCC->lCustData = pCI->pCCA->lCustData;
}
}
else
#endif
{
if (msgHELPW && pCI->pCC->hwndOwner)
{
SendMessage( pCI->pCC->hwndOwner,
msgHELPW,
(WPARAM)hDlg,
(LPARAM)pCI->pCC );
}
}
break;
}
case ( COLOR_SOLID ) :
{
NearestSolid(pCI);
break;
}
case ( COLOR_RED ) :
case ( COLOR_GREEN ) :
case ( COLOR_BLUE ) :
{
if (GET_WM_COMMAND_CMD(wParam, lParam) == EN_CHANGE)
{
RGBEditChange(GET_WM_COMMAND_ID(wParam, lParam), pCI);
InvalidateRect(hDlg, (LPRECT)&pCI->rColorSamples, FALSE);
}
else if (GET_WM_COMMAND_CMD(wParam, lParam) == EN_KILLFOCUS)
{
GetDlgItemInt( hDlg,
GET_WM_COMMAND_ID(wParam, lParam),
&bOK,
FALSE );
if (!bOK)
{
SetRGBEdit(GET_WM_COMMAND_ID(wParam, lParam), pCI);
}
}
break;
}
case ( COLOR_HUE ) :
{
if (GET_WM_COMMAND_CMD(wParam, lParam) == EN_CHANGE)
{
nVal = (WORD)GetDlgItemInt(hDlg, COLOR_HUE, &bOK, FALSE);
if (bOK)
{
if (nVal > RANGE - 1)
{
nVal = RANGE - 1;
SetDlgItemInt(hDlg, COLOR_HUE, (int)nVal, FALSE);
}
if (nVal != pCI->currentHue)
{
hDC = GetDC(hDlg);
EraseCrossHair(hDC, pCI);
pCI->currentHue = nVal;
pCI->currentRGB = HLStoRGB( nVal,
pCI->currentLum,
pCI->currentSat );
pCI->currentRGB = MapColor(pCI, pCI->currentRGB);
SetRGBEdit(0, pCI);
HLStoHLSPos(COLOR_HUE, pCI);
CrossHairPaint( hDC,
pCI->nHuePos,
pCI->nSatPos,
pCI );
ReleaseDC(hDlg, hDC);
InvalidateRect( hDlg,
(LPRECT)&pCI->rLumPaint,
FALSE );
InvalidateRect( hDlg,
(LPRECT)&pCI->rColorSamples,
FALSE );
UpdateWindow(hDlg);
}
}
else if (GetDlgItemText(
hDlg,
COLOR_HUE,
(LPTSTR)cEdit,
2 ))
{
SetHLSEdit(COLOR_HUE, pCI);
SendDlgItemMessage(
hDlg,
COLOR_HUE,
EM_SETSEL,
(WPARAM)0,
(LPARAM)-1 );
}
}
else if (GET_WM_COMMAND_CMD(wParam, lParam) == EN_KILLFOCUS)
{
GetDlgItemInt(hDlg, COLOR_HUE, &bOK, FALSE);
if (!bOK)
{
SetHLSEdit(COLOR_HUE, pCI);
}
}
break;
}
case ( COLOR_SAT ) :
{
if (GET_WM_COMMAND_CMD(wParam, lParam) == EN_CHANGE)
{
nVal = (WORD)GetDlgItemInt(hDlg, COLOR_SAT, &bOK, FALSE);
if (bOK)
{
if (nVal > RANGE)
{
nVal = RANGE;
SetDlgItemInt(hDlg, COLOR_SAT, (int)nVal, FALSE);
}
if (nVal != pCI->currentSat)
{
hDC = GetDC(hDlg);
EraseCrossHair(hDC, pCI);
pCI->currentSat = nVal;
pCI->currentRGB = HLStoRGB( pCI->currentHue,
pCI->currentLum,
nVal );
pCI->currentRGB = MapColor(pCI, pCI->currentRGB);
SetRGBEdit(0, pCI);
HLStoHLSPos(COLOR_SAT, pCI);
CrossHairPaint( hDC,
pCI->nHuePos,
pCI->nSatPos,
pCI );
ReleaseDC(hDlg, hDC);
InvalidateRect( hDlg,
(LPRECT)&pCI->rLumPaint,
FALSE );
InvalidateRect( hDlg,
(LPRECT)&pCI->rColorSamples,
FALSE );
UpdateWindow(hDlg);
}
}
else if (GetDlgItemText(
hDlg,
COLOR_SAT,
(LPTSTR)cEdit,
2 ))
{
SetHLSEdit(COLOR_SAT, pCI);
SendDlgItemMessage(
hDlg,
COLOR_SAT,
EM_SETSEL,
(WPARAM)0,
(LPARAM)-1 );
}
}
else if (GET_WM_COMMAND_CMD(wParam, lParam) == EN_KILLFOCUS)
{
GetDlgItemInt(hDlg, COLOR_SAT, &bOK, FALSE);
if (!bOK)
{
SetHLSEdit(COLOR_SAT, pCI);
}
}
break;
}
case ( COLOR_LUM ) :
{
if (GET_WM_COMMAND_CMD(wParam, lParam) == EN_CHANGE)
{
nVal = (WORD)GetDlgItemInt(hDlg, COLOR_LUM, &bOK, FALSE);
if (bOK)
{
if (nVal > RANGE)
{
nVal = RANGE;
SetDlgItemInt(hDlg, COLOR_LUM, (int)nVal, FALSE);
}
if (nVal != pCI->currentLum)
{
hDC = GetDC(hDlg);
EraseLumArrow(hDC, pCI);
pCI->currentLum = nVal;
HLStoHLSPos(COLOR_LUM, pCI);
pCI->currentRGB = HLStoRGB( pCI->currentHue,
nVal,
pCI->currentSat );
pCI->currentRGB = MapColor(pCI, pCI->currentRGB);
SetRGBEdit(0, pCI);
LumArrowPaint(hDC, pCI->nLumPos, pCI);
ReleaseDC(hDlg, hDC);
InvalidateRect( hDlg,
(LPRECT)&pCI->rColorSamples,
FALSE );
UpdateWindow(hDlg);
}
}
else if (GetDlgItemText(
hDlg,
COLOR_LUM,
(LPTSTR)cEdit,
2 ))
{
SetHLSEdit(COLOR_LUM, pCI);
SendDlgItemMessage(
hDlg,
COLOR_LUM,
EM_SETSEL,
(WPARAM)0,
(LPARAM)-1 );
}
}
else if (GET_WM_COMMAND_CMD(wParam, lParam) == EN_KILLFOCUS)
{
GetDlgItemInt(hDlg, COLOR_LUM, &bOK, FALSE);
if (!bOK)
{
SetHLSEdit(COLOR_LUM, pCI);
}
}
break;
}
case ( COLOR_ADD ) :
{
pCI->rgbBoxColor[pCI->nCurMix] = pCI->currentRGB;
InvalidateRect(hDlg, (LPRECT)rColorBox + pCI->nCurMix, FALSE);
if (pCI->nCurMix >= COLORBOXES - 1)
{
pCI->nCurMix = NUM_BASIC_COLORS;
}
#if HORIZONTELINC
else
{
pCI->nCurMix++;
}
#else
else if (pCI->nCurMix >= NUM_BASIC_COLORS + 8)
{
//
// Increment nCurBox VERTICALLY! extra code
// for vertical instead of horizontal increment.
//
pCI->nCurMix -= 7;
}
else
{
pCI->nCurMix += 8;
}
#endif
break;
}
case ( COLOR_MIX ) :
{
//
// Change cursor to hourglass.
//
HourGlass(TRUE);
InitRainbow(pCI);
//
// Code relies on COLOR_HUE through COLOR_BLUE being
// consecutive.
//
for (temp = COLOR_HUE; temp <= COLOR_BLUE; temp++)
{
EnableWindow(GetDlgItem(hDlg, temp), TRUE);
}
for (temp = COLOR_HUEACCEL; temp <= COLOR_BLUEACCEL; temp++)
{
EnableWindow(GetDlgItem(hDlg, temp), TRUE);
}
EnableWindow(GetDlgItem(hDlg, COLOR_ADD), TRUE);
EnableWindow(GetDlgItem(hDlg, COLOR_SOLID), TRUE);
EnableWindow(GetDlgItem(hDlg, COLOR_SOLID_RIGHT), TRUE);
EnableWindow(GetDlgItem(hDlg, COLOR_MIX), FALSE);
GetWindowRect(hDlg, (LPRECT)&rcTemp);
SetWindowPos( hDlg,
NULL,
pCI->rOriginal.left,
pCI->rOriginal.top,
pCI->rOriginal.right - pCI->rOriginal.left,
pCI->rOriginal.bottom - pCI->rOriginal.top,
SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE );
//
// Only invalidate exposed area.
//
rcTemp.right = rcTemp.left;
rcTemp.left = pCI->rOriginal.left;
InvalidateRect(hDlg, (LPRECT)&rcTemp, FALSE);
//
// Change cursor back to arrow.
//
HourGlass(FALSE);
SetFocus(GetDlgItem(hDlg, COLOR_HUE));
pCI->bFoldOut = TRUE;
break;
}
}
break;
}
case ( WM_QUERYNEWPALETTE ) :
{
if (pCI->hPal)
{
HDC hdc = GetDC(hDlg);
SelectPalette(hdc, pCI->hPal, FALSE);
i = RealizePalette(hdc);
ReleaseDC(hDlg, hdc);
if (i > 0)
{
InvalidateRect(hDlg, NULL, FALSE);
}
}
break;
}
case ( WM_PALETTECHANGED ) :
{
if (pCI->hPal && (HWND)wParam != hDlg)
{
InvalidateRect(hDlg, NULL, FALSE);
}
break;
}
case ( WM_PAINT ) :
{
BeginPaint(hDlg, (LPPAINTSTRUCT)&ps);
ColorPaint(hDlg, pCI, ps.hdc, (LPRECT)&ps.rcPaint);
EndPaint(hDlg, (LPPAINTSTRUCT)&ps);
break;
}
case ( WM_HELP ) :
{
if (IsWindowEnabled(hDlg))
{
WinHelp( (HWND)((LPHELPINFO)lParam)->hItemHandle,
NULL,
HELP_WM_HELP,
(ULONG_PTR)(LPTSTR)aColorHelpIDs );
}
break;
}
case ( WM_CONTEXTMENU ) :
{
if (IsWindowEnabled(hDlg))
{
WinHelp( (HWND)wParam,
NULL,
HELP_CONTEXTMENU,
(ULONG_PTR)(LPVOID)aColorHelpIDs );
}
break;
}
default :
{
if (wMsg == msgSETRGBA || wMsg == msgSETRGBW)
{
if (ChangeColorBox(pCI, (DWORD)lParam))
{
pCI->currentRGB = MapColor(pCI, (DWORD) lParam);
if (pCI->nCurBox < pCI->nCurMix)
{
pCI->nCurDsp = pCI->nCurBox;
}
else
{
pCI->nCurMix = pCI->nCurBox;
}
}
if (pCI->bFoldOut)
{
pCI->currentRGB = MapColor(pCI, (DWORD) lParam);
ChangeColorSettings(pCI);
SetHLSEdit(0, pCI);
SetRGBEdit(0, pCI);
hDC = GetDC(hDlg);
RainbowPaint(pCI, hDC, (LPRECT)&pCI->rColorSamples);
ReleaseDC(hDlg, hDC);
}
break;
}
return (FALSE);
break;
}
}
return (TRUE);
}
////////////////////////////////////////////////////////////////////////////
//
// ChangeColorBox
//
// Update box shown.
//
////////////////////////////////////////////////////////////////////////////
BOOL ChangeColorBox(
register PCOLORINFO pCI,
DWORD dwRGBcolor)
{
register short nBox;
for (nBox = 0; nBox < COLORBOXES; nBox++)
{
if (pCI->rgbBoxColor[nBox] == dwRGBcolor)
{
break;
}
}
if (nBox >= COLORBOXES)
{
//
// Color Not Found. Now What Should We Do?
//
}
else
{
ChangeBoxSelection(pCI, nBox);
pCI->nCurBox = nBox;
}
return (nBox < COLORBOXES);
}
////////////////////////////////////////////////////////////////////////////
//
// HiLiteBox
//
////////////////////////////////////////////////////////////////////////////
VOID HiLiteBox(
HDC hDC,
SHORT nBox,
SHORT fStyle)
{
RECT rRect;
HBRUSH hBrush;
CopyRect((LPRECT)&rRect, (LPRECT)rColorBox + nBox);
rRect.left--, rRect.top--, rRect.right++, rRect.bottom++;
hBrush = CreateSolidBrush((fStyle & 1) ? 0L : GetSysColor(COLOR_3DFACE));
FrameRect(hDC, (LPRECT)&rRect, hBrush);
DeleteObject(hBrush);
}
////////////////////////////////////////////////////////////////////////////
//
// ChangeBoxSelection
//
////////////////////////////////////////////////////////////////////////////
VOID ChangeBoxSelection(
PCOLORINFO pCI,
SHORT nNewBox)
{
register HDC hDC;
register HWND hDlg = pCI->hDialog;
hDC = GetDC(hDlg);
HiLiteBox(hDC, pCI->nCurBox, 0);
HiLiteBox(hDC, nNewBox, 1);
ReleaseDC(hDlg, hDC);
pCI->currentRGB = pCI->rgbBoxColor[nNewBox];
pCI->currentRGB = MapColor(pCI, pCI->currentRGB);
}
////////////////////////////////////////////////////////////////////////////
//
// ChangeBoxFocus
//
// Can't trust the state of the XOR for DrawFocusRect, so must draw
// the rectangle in the window background color first.
//
////////////////////////////////////////////////////////////////////////////
VOID ChangeBoxFocus(
PCOLORINFO pCI,
SHORT nNewBox)
{
HANDLE hDlg = pCI->hDialog;
HDC hDC;
RECT rRect;
LPWORD nCur = (LPWORD)((nNewBox < (NUM_BASIC_COLORS))
? (LONG_PTR)&pCI->nCurDsp
: (LONG_PTR)&pCI->nCurMix);
HPEN hPen = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DFACE));
HBRUSH hBrush = GetStockObject(HOLLOW_BRUSH);
hDC = GetDC(hDlg);
hPen = SelectObject(hDC, hPen);
hBrush = SelectObject(hDC, hBrush);
CopyRect((LPRECT)&rRect, (LPRECT)rColorBox + *nCur);
InflateRect((LPRECT)&rRect, 3, 3);
Rectangle(hDC, rRect.left, rRect.top, rRect.right, rRect.bottom);
CopyRect((LPRECT)&rRect, (LPRECT)rColorBox + (*nCur = nNewBox));
InflateRect((LPRECT)&rRect, 3, 3);
Rectangle(hDC, rRect.left, rRect.top, rRect.right, rRect.bottom);
DrawFocusRect(hDC, (LPRECT)&rRect);
hPen = SelectObject(hDC, hPen);
SelectObject(hDC, hBrush);
ReleaseDC(hDlg, hDC);
DeleteObject(hPen);
}
////////////////////////////////////////////////////////////////////////////
//
// ColorKeyDown
//
////////////////////////////////////////////////////////////////////////////
BOOL ColorKeyDown(
WPARAM wParam,
int *id,
PCOLORINFO pCI,
BOOL bRTL)
{
WORD temp;
temp = (WORD)GetWindowLong(GetFocus(), GWL_ID);
if (temp == COLOR_BOX1)
{
temp = pCI->nCurDsp;
}
else if (temp == COLOR_CUSTOM1)
{
temp = pCI->nCurMix;
}
else
{
return (FALSE);
}
// Switch meaning of right and left if we have RTL layout.
if (bRTL)
{
if (wParam == VK_LEFT)
{
wParam = VK_RIGHT;
}
else if (wParam == VK_RIGHT)
{
wParam = VK_LEFT;
}
}
switch (wParam)
{
case ( VK_UP ) :
{
if (temp >= (NUM_BASIC_COLORS + NUM_X_BOXES))
{
temp -= NUM_X_BOXES;
}
else if ((temp < NUM_BASIC_COLORS) && (temp >= NUM_X_BOXES))
{
temp -= NUM_X_BOXES;
}
break;
}
case ( VK_HOME ) :
{
if (temp == pCI->nCurDsp)
{
temp = 0;
}
else
{
temp = NUM_BASIC_COLORS;
}
break;
}
case ( VK_END ) :
{
if (temp == pCI->nCurDsp)
{
temp = (WORD)(nDriverColors - 1);
}
else
{
temp = COLORBOXES - 1;
}
break;
}
case ( VK_DOWN ) :
{
if (temp < (NUM_BASIC_COLORS - NUM_X_BOXES))
{
temp += NUM_X_BOXES;
}
else if ((temp >= (NUM_BASIC_COLORS)) &&
(temp < (COLORBOXES - NUM_X_BOXES)))
{
temp += NUM_X_BOXES;
}
break;
}
case ( VK_LEFT ) :
{
if (temp % NUM_X_BOXES)
{
temp--;
}
break;
}
case ( VK_RIGHT ) :
{
if (!(++temp % NUM_X_BOXES))
{
--temp;
}
break;
}
}
//
// If we've received colors from the driver, make certain the arrow would
// not take us to an undefined color.
//
if ((temp >= (WORD)nDriverColors) && (temp < NUM_BASIC_COLORS))
{
temp = pCI->nCurDsp;
}
*id = temp;
return ((temp != pCI->nCurDsp) && (temp != pCI->nCurMix));
}
////////////////////////////////////////////////////////////////////////////
//
// FillBox
//
////////////////////////////////////////////////////////////////////////////
VOID FillBox(
PCOLORINFO pCI,
HDC hDC,
LPRECT prc,
COLORREF rgb)
{
HBRUSH hBrush;
RECT rc = *prc;
DrawEdge(hDC, &rc, EDGE_SUNKEN, BF_RECT | BF_ADJUST);
hBrush = CreateSolidBrush(MapColor(pCI, rgb));
FillRect(hDC, &rc, hBrush);
DeleteObject(hBrush);
}
////////////////////////////////////////////////////////////////////////////
//
// PaintBox
//
////////////////////////////////////////////////////////////////////////////
VOID PaintBox(
PCOLORINFO pCI,
register HDC hDC,
SHORT i)
{
if ((i < NUM_BASIC_COLORS) && (i >= nDriverColors))
{
return;
}
FillBox(pCI, hDC, &rColorBox[i], pCI->rgbBoxColor[i]);
if (i == (short)pCI->nCurBox)
{
HiLiteBox(hDC, i, 1);
}
}
////////////////////////////////////////////////////////////////////////////
//
// InitScreenCoords
//
// Returns TRUE iff we make it.
//
////////////////////////////////////////////////////////////////////////////
BOOL InitScreenCoords(
HWND hDlg,
PCOLORINFO pCI)
{
RECT rRect;
SHORT i;
// DWORD *lpDriverRGB;
HWND hBox1, hCustom1;
hBox1 = GetDlgItem(hDlg, COLOR_BOX1);
hCustom1 = GetDlgItem(hDlg, COLOR_CUSTOM1);
lpprocStatic = (WNDPROC)GetWindowLongPtr(hBox1, GWLP_WNDPROC);
SetWindowLongPtr(hBox1, GWLP_WNDPROC, (LONG_PTR)WantArrows);
SetWindowLongPtr(hCustom1, GWLP_WNDPROC, (LONG_PTR)WantArrows);
GetWindowRect(hBox1, (LPRECT)&rRect);
MapWindowPoints(NULL, hDlg, (LPPOINT)&rRect, 2);
rRect.left += (BOX_X_MARGIN + 1) / 2;
rRect.top += (BOX_Y_MARGIN + 1) / 2;
rRect.right -= (BOX_X_MARGIN + 1) / 2;
rRect.bottom -= (BOX_Y_MARGIN + 1) / 2;
nBoxWidth = (SHORT)((rRect.right - rRect.left) / NUM_X_BOXES);
nBoxHeight = (SHORT)((rRect.bottom - rRect.top) /
(NUM_BASIC_COLORS / NUM_X_BOXES));
//
// Assume no colors from driver.
//
nDriverColors = 0;
for (i = 0; i < NUM_BASIC_COLORS; i++)
{
rColorBox[i].left = rRect.left + nBoxWidth * (i % NUM_X_BOXES);
rColorBox[i].right = rColorBox[i].left + nBoxWidth - BOX_X_MARGIN;
rColorBox[i].top = rRect.top + nBoxHeight * (i / NUM_X_BOXES);
rColorBox[i].bottom = rColorBox[i].top + nBoxHeight - BOX_Y_MARGIN;
//
// Setup the colors. If the driver still has colors to give, take it.
// If not, if the driver actually gave colors, set the color to white.
// Otherwise set to the default colors.
//
if (i < nDriverColors)
{
// pCI->rgbBoxColor[i] = *lpDriverRGB++;
}
else
{
pCI->rgbBoxColor[i] = nDriverColors
? 0xFFFFFF
: rgbBoxColorDefault[i];
}
}
//
// If no driver colors, use default number.
//
if (!nDriverColors)
{
nDriverColors = NUM_BASIC_COLORS;
}
GetWindowRect(hCustom1, (LPRECT)&rRect);
MapWindowPoints(NULL, hDlg, (LPPOINT)&rRect, 2);
rRect.left += (BOX_X_MARGIN + 1) / 2;
rRect.top += (BOX_Y_MARGIN + 1) / 2;
rRect.right -= (BOX_X_MARGIN + 1) / 2;
rRect.bottom -= (BOX_Y_MARGIN + 1) / 2;
for (; i < COLORBOXES; i++)
{
rColorBox[i].left = rRect.left +
nBoxWidth * ((i - (NUM_BASIC_COLORS)) % NUM_X_BOXES);
rColorBox[i].right = rColorBox[i].left + nBoxWidth - BOX_X_MARGIN;
rColorBox[i].top = rRect.top +
nBoxHeight * ((i - (NUM_BASIC_COLORS)) / NUM_X_BOXES);
rColorBox[i].bottom = rColorBox[i].top + nBoxHeight - BOX_Y_MARGIN;
}
return (TRUE);
}
////////////////////////////////////////////////////////////////////////////
//
// SetupRainbowCapture
//
////////////////////////////////////////////////////////////////////////////
VOID SetupRainbowCapture(
PCOLORINFO pCI)
{
HWND hwnd;
HWND hDlg = pCI->hDialog;
hwnd = GetDlgItem(hDlg, COLOR_RAINBOW);
GetClientRect(hwnd, &pCI->rRainbow);
MapWindowPoints(hwnd, hDlg, (LPPOINT)&pCI->rRainbow, 2);
hwnd = GetDlgItem(hDlg, COLOR_LUMSCROLL);
GetClientRect(hwnd, &pCI->rLumPaint);
MapWindowPoints(hwnd, hDlg, (LPPOINT)&pCI->rLumPaint, 2);
hwnd = GetDlgItem(hDlg, COLOR_CURRENT);
GetClientRect(hwnd, &pCI->rColorSamples);
MapWindowPoints(hwnd, hDlg, (LPPOINT)&pCI->rColorSamples, 2);
pCI->rLumScroll = pCI->rLumPaint;
pCI->rLumScroll.left = pCI->rLumScroll.right;
pCI->rLumScroll.right += cxSize / 2;
pCI->nLumHeight = (WORD)(pCI->rLumPaint.bottom - pCI->rLumPaint.top);
pCI->rNearestPure = pCI->rColorSamples;
pCI->rCurrentColor = pCI->rColorSamples;
pCI->rCurrentColor.right = (pCI->rColorSamples.left + pCI->rColorSamples.right) / 2;
pCI->rNearestPure.left = pCI->rCurrentColor.right;
}
////////////////////////////////////////////////////////////////////////////
//
// InitColor
//
// Returns TRUE iff everything's OK.
//
////////////////////////////////////////////////////////////////////////////
BOOL_PTR InitColor(
HWND hDlg,
WPARAM wParam,
PCOLORINFO pCI)
{
SHORT i;
RECT rRect;
LPCHOOSECOLOR pCC = pCI->pCC;
HDC hDC;
DWORD FAR *lpCust;
BOOL_PTR bRet;
HWND hCtlSolid = GetDlgItem(hDlg, COLOR_SOLID);
if (!hDCFastBlt)
{
hDC = GetDC(hDlg);
hDCFastBlt = CreateCompatibleDC(hDC);
ReleaseDC(hDlg, hDC);
if (!hDCFastBlt)
{
return(FALSE);
}
}
pCI->hDialog = hDlg;
SetupRainbowCapture(pCI);
if (pCC->Flags & CC_RGBINIT)
{
pCI->currentRGB = pCC->rgbResult;
}
else
{
pCI->currentRGB = 0L;
}
if (pCC->Flags & (CC_PREVENTFULLOPEN | CC_FULLOPEN))
{
EnableWindow(GetDlgItem(hDlg, COLOR_MIX), FALSE);
}
if (pCC->Flags & CC_SOLIDCOLOR)
{
ShowWindow(GetDlgItem(hDlg, COLOR_SOLID_RIGHT), SW_HIDE);
}
if (pCC->Flags & CC_FULLOPEN)
{
InitRainbow(pCI);
pCI->bFoldOut = TRUE;
RGBtoHLS(pCI->currentRGB);
pCI->currentHue = gHue;
pCI->currentSat = gSat;
pCI->currentLum = gLum;
SetRGBEdit(0, pCI);
SetHLSEdit(0, pCI);
}
else
{
//
// Code relies on COLOR_HUE through COLOR_BLUE being consecutive.
//
for (i = COLOR_HUE; i <= COLOR_BLUE; i++)
{
EnableWindow(GetDlgItem(hDlg, i), FALSE);
}
for (i = COLOR_HUEACCEL; i <= COLOR_BLUEACCEL; i++)
{
EnableWindow(GetDlgItem(hDlg, i), FALSE);
}
EnableWindow(GetDlgItem(hDlg, COLOR_ADD), FALSE);
EnableWindow(hCtlSolid, FALSE);
EnableWindow(GetDlgItem(hDlg, COLOR_SOLID_RIGHT), FALSE);
pCI->bFoldOut = FALSE;
GetWindowRect(GetDlgItem(hDlg, COLOR_BOX1), &rRect);
MapWindowPoints(NULL, hDlg, (LPPOINT)&rRect, 2);
i = (SHORT)rRect.right;
GetWindowRect(GetDlgItem(hDlg, COLOR_RAINBOW), &rRect);
MapWindowPoints(NULL, hDlg, (LPPOINT)&rRect, 2);
GetWindowRect(hDlg, &(pCI->rOriginal));
MoveWindow( hDlg,
pCI->rOriginal.left,
pCI->rOriginal.top,
(rRect.left + i) / 2,
pCI->rOriginal.bottom - pCI->rOriginal.top,
FALSE );
}
InitScreenCoords(hDlg, pCI);
lpCust = pCC->lpCustColors;
for (i = NUM_BASIC_COLORS; i < NUM_BASIC_COLORS + NUM_CUSTOM_COLORS; i++)
{
pCI->rgbBoxColor[i] = *lpCust++;
}
pCI->nCurBox = pCI->nCurDsp = 0;
pCI->nCurMix = NUM_BASIC_COLORS;
ChangeColorBox(pCI, pCI->currentRGB);
if (pCI->nCurBox < pCI->nCurMix)
{
pCI->nCurDsp = pCI->nCurBox;
}
else
{
pCI->nCurMix = pCI->nCurBox;
}
if (!(pCC->Flags & CC_SHOWHELP))
{
HWND hHelp;
EnableWindow(hHelp = GetDlgItem(hDlg, pshHelp), FALSE);
ShowWindow(hHelp, SW_HIDE);
}
SetWindowLong( hCtlSolid,
GWL_STYLE,
GetWindowLong(hCtlSolid, GWL_STYLE) & (~WS_TABSTOP) );
if (pCC->lpfnHook)
{
LPCCHOOKPROC lpfnHook = GETHOOKFN(pCC);
#ifdef UNICODE
if (pCI->ApiType == COMDLG_ANSI)
{
ThunkChooseColorW2A(pCI);
bRet = ((* lpfnHook)( hDlg,
WM_INITDIALOG,
wParam,
(LPARAM)pCI->pCCA ));
//
// Strange win 31 example uses lCustData to hold a temporary
// variable that it passes back to calling function.
//
ThunkChooseColorA2W(pCI);
pCC->lCustData = pCI->pCCA->lCustData;
}
else
#endif
{
bRet = ((* lpfnHook)( hDlg,
WM_INITDIALOG,
wParam,
(LPARAM)pCC ));
}
}
else
{
bRet = TRUE;
}
return (bRet);
}
////////////////////////////////////////////////////////////////////////////
//
// ColorPaint
//
////////////////////////////////////////////////////////////////////////////
VOID ColorPaint(
HWND hDlg,
PCOLORINFO pCI,
HDC hDC,
LPRECT lpPaintRect)
{
SHORT i;
HWND hFocus;
for (i = 0; i < nDriverColors; i++)
{
PaintBox(pCI, hDC, i);
}
for (i = NUM_BASIC_COLORS; i < COLORBOXES; i++)
{
PaintBox(pCI, hDC, i);
}
//
// Must redraw focus as well as paint boxes.
//
hFocus = GetFocus();
if (hFocus == GetDlgItem(hDlg, COLOR_BOX1))
{
i = pCI->nCurDsp;
}
else if (hFocus == GetDlgItem(hDlg, COLOR_CUSTOM1))
{
i = pCI->nCurMix;
}
else
{
goto NoDrawFocus;
}
ChangeBoxFocus(pCI, i);
NoDrawFocus:
RainbowPaint(pCI, hDC, lpPaintRect);
}
////////////////////////////////////////////////////////////////////////////
//
// WantArrows
//
////////////////////////////////////////////////////////////////////////////
LONG WINAPI WantArrows(
HWND hWnd,
UINT msg,
WPARAM wParam,
LPARAM lParam)
{
PCOLORINFO pCI;
RECT rcTemp;
HDC hDC;
WORD temp;
switch (msg)
{
case ( WM_GETDLGCODE ) :
return (DLGC_WANTARROWS | DLGC_WANTCHARS);
case WM_KEYDOWN:
case WM_CHAR:
return ((LONG) SendMessage(GetParent(hWnd), msg, wParam, lParam));
case ( WM_SETFOCUS ) :
case ( WM_KILLFOCUS ) :
{
if (pCI = (PCOLORINFO) GetProp(GetParent(hWnd), COLORPROP))
{
if (GetWindowLong(hWnd, GWL_ID) == COLOR_BOX1)
{
temp = pCI->nCurDsp;
}
else
{
temp = pCI->nCurMix;
}
hDC = GetDC(GetParent(hWnd));
CopyRect((LPRECT)&rcTemp, (LPRECT)rColorBox + temp);
InflateRect((LPRECT)&rcTemp, 3, 3);
DrawFocusRect(hDC, (LPRECT)&rcTemp);
ReleaseDC(GetParent(hWnd), hDC);
}
break;
}
default:
break;
}
return ((LONG)CallWindowProc(lpprocStatic, hWnd, msg, wParam, lParam));
}
////////////////////////////////////////////////////////////////////////////
//
// MapColor
//
////////////////////////////////////////////////////////////////////////////
DWORD MapColor(
PCOLORINFO pCI,
DWORD rgb)
{
if (pCI->pCC->Flags & CC_SOLIDCOLOR)
{
HDC hdc = GetDC(NULL);
rgb = GetNearestColor(hdc, rgb);
ReleaseDC(NULL, hdc);
}
return (rgb);
}
////////////////////////////////////////////////////////////////////////////
//
// TermColor
//
////////////////////////////////////////////////////////////////////////////
VOID TermColor()
{
if (hRainbowBitmap)
{
DeleteObject(hRainbowBitmap);
hRainbowBitmap = NULL;
}
if (hDCFastBlt)
{
DeleteDC(hDCFastBlt);
hDCFastBlt = 0;
}
}
/*========================================================================*/
/* Ansi->Unicode Thunk routines */
/*========================================================================*/
#ifdef UNICODE
////////////////////////////////////////////////////////////////////////////
//
// ThunkChooseColorA2W
//
////////////////////////////////////////////////////////////////////////////
VOID ThunkChooseColorA2W(
PCOLORINFO pCI)
{
LPCHOOSECOLORW pCCW = pCI->pCC;
LPCHOOSECOLORA pCCA = pCI->pCCA;
pCCW->lCustData = pCCA->lCustData;
pCCW->Flags = pCCA->Flags;
pCCW->hInstance = pCCA->hInstance;
pCCW->lpfnHook = pCCA->lpfnHook;
//
// CC_RGBINIT conditional = time it takes to do it => just do it.
//
pCCW->rgbResult = pCCA->rgbResult;
pCCW->lpCustColors = pCCA->lpCustColors;
}
////////////////////////////////////////////////////////////////////////////
//
// ThunkChooseColorW2A
//
////////////////////////////////////////////////////////////////////////////
VOID ThunkChooseColorW2A(
PCOLORINFO pCI)
{
LPCHOOSECOLORW pCCW = pCI->pCC;
LPCHOOSECOLORA pCCA = pCI->pCCA;
//
// Supposedly invariant, but not necessarily.
//
pCCA->Flags = pCCW->Flags;
pCCA->lCustData = pCCW->lCustData;
pCCA->lpfnHook = pCCW->lpfnHook;
pCCA->rgbResult = pCCW->rgbResult;
pCCA->lpCustColors = pCCW->lpCustColors;
}
#ifdef WINNT
////////////////////////////////////////////////////////////////////////////
//
// Ssync_ANSI_UNICODE_CC_For_WOW
//
// Function to allow NT WOW to keep the ANSI & UNICODE versions of
// the CHOOSEFONT structure in ssync as required by many 16-bit apps.
// See notes for Ssync_ANSI_UNICODE_Struct_For_WOW() in dlgs.c.
//
////////////////////////////////////////////////////////////////////////////
VOID Ssync_ANSI_UNICODE_CC_For_WOW(
HWND hDlg,
BOOL f_ANSI_to_UNICODE)
{
PCOLORINFO pCI;
if (pCI = (PCOLORINFO)GetProp(hDlg, COLORPROP))
{
if (pCI->pCC && pCI->pCCA)
{
if (f_ANSI_to_UNICODE)
{
ThunkChooseColorA2W(pCI);
}
else
{
ThunkChooseColorW2A(pCI);
}
}
}
}
#endif
#endif