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xwords/xwords4/wince/ceclrsel.c

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/* -*-mode: C; fill-column: 77; c-basic-offset: 4; -*- */
/*
* Copyright 2004 by Eric House (fixin@peak.org). All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <windowsx.h>
#include "stdafx.h"
#include <commdlg.h>
#include "ceclrsel.h"
#include "ceutil.h"
#ifdef MY_COLOR_SEL
typedef struct ClrEditDlgState {
CEAppGlobals* globals;
RECT clrRect;
XP_U8 r;
XP_U8 b;
XP_U8 g;
XP_Bool inited;
XP_Bool cancelled;
} ClrEditDlgState;
static void
drawColorRect( ClrEditDlgState* eState, HDC hdc )
{
COLORREF ref = RGB( eState->r, eState->g, eState->b );
HBRUSH brush = CreateSolidBrush( ref );
FillRect( hdc, &eState->clrRect, brush );
DeleteObject( brush );
} /* drawColorRect */
static void
initEditAndSlider( HWND hDlg, XP_U16 sliderID, XP_U8 val )
{
SendDlgItemMessage( hDlg, sliderID, TBM_SETRANGE, TRUE,
MAKELONG(0,255) );
SendDlgItemMessage( hDlg, sliderID, TBM_SETPOS, TRUE,
(long)val );
ceSetDlgItemNum( hDlg, sliderID+1, val );
} /* initEditAndSlider */
static void
initChooseColor( ClrEditDlgState* eState, HWND hDlg )
{
eState->clrRect.left = 162;
eState->clrRect.top = 5;
eState->clrRect.right = 193;
eState->clrRect.bottom = 90;
InvalidateRect( hDlg, &eState->clrRect, FALSE );
initEditAndSlider( hDlg, CLREDT_SLIDER1, eState->r );
initEditAndSlider( hDlg, CLREDT_SLIDER2, eState->g );
initEditAndSlider( hDlg, CLREDT_SLIDER3, eState->b );
} /* initChooseColor */
static XP_U8*
colorForSlider( ClrEditDlgState* eState, XP_U16 sliderID )
{
switch( sliderID ) {
case CLREDT_SLIDER1:
return &eState->r;
case CLREDT_SLIDER2:
return &eState->g;
case CLREDT_SLIDER3:
return &eState->b;
default:
XP_LOGF( "huh???" );
return NULL;
}
} /* colorForSlider */
static void
updateForSlider( HWND hDlg, ClrEditDlgState* eState, XP_U16 sliderID )
{
XP_U8 newColor = (XP_U8)SendDlgItemMessage( hDlg, sliderID, TBM_GETPOS,
0, 0L );
XP_U8* colorPtr = colorForSlider( eState, sliderID );
if ( newColor != *colorPtr ) {
*colorPtr = newColor;
ceSetDlgItemNum( hDlg, sliderID+1, (XP_S32)newColor );
InvalidateRect( hDlg, &eState->clrRect, FALSE );
}
} /* updateForSlider */
static void
updateForField( HWND hDlg, ClrEditDlgState* eState, XP_U16 fieldID )
{
XP_S32 newColor = ceGetDlgItemNum( hDlg, fieldID );
XP_U8* colorPtr = colorForSlider( eState, fieldID - 1 );
XP_Bool modified = XP_FALSE;;
if ( newColor > 255 ) {
newColor = 255;
modified = XP_TRUE;
} else if ( newColor < 0 ) {
newColor = 0;
modified = XP_TRUE;
}
if ( modified ) {
ceSetDlgItemNum( hDlg, fieldID, newColor );
}
if ( newColor != *colorPtr ) {
*colorPtr = (XP_U8)newColor;
SendDlgItemMessage( hDlg, fieldID-1, TBM_SETPOS, TRUE,
(long)newColor );
InvalidateRect( hDlg, &eState->clrRect, FALSE );
}
} /* updateForField */
LRESULT CALLBACK
EditColorsDlg( HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam )
{
ClrEditDlgState* eState;
XP_U16 wid;
XP_U16 notifyCode;
NMTOOLBAR* nmToolP;
if ( message == WM_INITDIALOG ) {
SetWindowLong( hDlg, GWL_USERDATA, lParam );
eState = (ClrEditDlgState*)lParam;
eState->cancelled = XP_TRUE;
eState->inited = XP_FALSE;
return TRUE;
} else {
eState = (ClrEditDlgState*)GetWindowLong( hDlg, GWL_USERDATA );
if ( !eState ) {
return FALSE;
}
if ( !eState->inited ) {
/* set to true first! Messages will be generated by
initChooseColor call below */
eState->inited = XP_TRUE;
initChooseColor( eState, hDlg );
XP_LOGF( "initChooseColor done" );
}
switch (message) {
case WM_PAINT: {
PAINTSTRUCT ps;
HDC hdc = BeginPaint( hDlg, &ps );
drawColorRect( eState, hdc );
EndPaint( hDlg, &ps );
}
break;
case WM_NOTIFY:
nmToolP = (NMTOOLBAR*)lParam;
wid = nmToolP->hdr.idFrom;
switch ( wid ) {
case CLREDT_SLIDER1:
case CLREDT_SLIDER2:
case CLREDT_SLIDER3:
updateForSlider( hDlg, eState, wid );
break;
}
break;
case WM_COMMAND:
wid = LOWORD(wParam);
switch( wid ) {
case RED_EDIT:
case GREEN_EDIT:
case BLUE_EDIT:
notifyCode = HIWORD(wParam);
if ( notifyCode == EN_CHANGE ) {
updateForField( hDlg, eState, wid );
return TRUE;
}
break;
case IDOK:
eState->cancelled = XP_FALSE;
/* fallthrough */
case IDCANCEL:
EndDialog(hDlg, wid);
return TRUE;
}
}
}
return FALSE;
} /* EditColorsDlg */
static XP_Bool
myChooseColor( CEAppGlobals* globals, HWND hwnd, COLORREF* cref )
{
ClrEditDlgState state;
int result;
XP_MEMSET( &state, 0, sizeof(state) );
state.globals = globals;
state.r = GetRValue(*cref);
state.g = GetGValue(*cref);
state.b = GetBValue(*cref);
XP_LOGF( "setting up IDD_COLOREDITDLG" );
result = DialogBoxParam( globals->hInst, (LPCTSTR)IDD_COLOREDITDLG, hwnd,
(DLGPROC)EditColorsDlg, (long)&state );
XP_LOGF( "DialogBoxParam=>%d", result );
if ( !state.cancelled ) {
*cref = RGB( state.r, state.g, state.b );
}
return !state.cancelled;
} /* myChooseColor */
#endif
typedef struct ColorsDlgState {
CEAppGlobals* globals;
COLORREF* inColors;
COLORREF colors[NUM_EDITABLE_COLORS];
HBRUSH brushes[NUM_EDITABLE_COLORS];
HWND buttons[NUM_EDITABLE_COLORS];
XP_Bool cancelled;
XP_Bool inited;
} ColorsDlgState;
#define FIRST_BUTTON DLBLTR_BUTTON
#define LAST_BUTTON PLAYER4_BUTTON
static void
initColorData( ColorsDlgState* cState, HWND hDlg )
{
CEAppGlobals* globals = cState->globals;
XP_U16 i;
XP_ASSERT( (LAST_BUTTON - FIRST_BUTTON + 1) == NUM_EDITABLE_COLORS );
for ( i = 0; i < NUM_EDITABLE_COLORS; ++i ) {
COLORREF ref = cState->inColors[i];
cState->colors[i] = ref;
XP_LOGF( "ref[%d] = 0x%lx", i, (unsigned long)ref );
cState->brushes[i] = CreateSolidBrush( ref );
cState->buttons[i] = GetDlgItem( hDlg, FIRST_BUTTON + i );
}
} /* initColorData */
static HBRUSH
brushForButton( ColorsDlgState* cState, HWND hwndButton )
{
XP_U16 i;
for ( i = 0; i < NUM_EDITABLE_COLORS; ++i ) {
if ( cState->buttons[i] == hwndButton ) {
return cState->brushes[i];
}
}
return NULL;
} /* brushForButton */
static void
deleteButtonBrushes( ColorsDlgState* cState )
{
XP_U16 i;
for ( i = 0; i < NUM_EDITABLE_COLORS; ++i ) {
DeleteObject( cState->brushes[i] );
}
} /* deleteButtonBrushes */
static void
wrapChooseColor( ColorsDlgState* cState, HWND owner, XP_U16 button )
{
XP_U16 index = button-FIRST_BUTTON;
#ifdef MY_COLOR_SEL
COLORREF clrref = cState->colors[index];
if ( myChooseColor( cState->globals, owner, &clrref ) ) {
cState->colors[index] = clrref;
DeleteObject( cState->brushes[index] );
cState->brushes[index] = CreateSolidBrush( clrref );
}
#else
CHOOSECOLOR ccs;
BOOL hitOk;
COLORREF arr[16];
XP_U16 i;
XP_MEMSET( &ccs, 0, sizeof(ccs) );
XP_MEMSET( &arr, 0, sizeof(arr) );
for ( i = 0; i < NUM_EDITABLE_COLORS; ++i ) {
arr[i] = cState->colors[i];
}
ccs.lStructSize = sizeof(ccs);
ccs.hwndOwner = owner;
ccs.rgbResult = cState->colors[index];
ccs.lpCustColors = arr;
ccs.Flags = CC_ANYCOLOR | CC_RGBINIT | CC_FULLOPEN;
hitOk = ChooseColor( &ccs );
if ( hitOk ) {
cState->colors[index] = ccs.rgbResult;
DeleteObject( cState->brushes[index] );
cState->brushes[index] = CreateSolidBrush( ccs.rgbResult );
}
#endif
} /* wrapChooseColor */
LRESULT CALLBACK
ColorsDlg( HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam )
{
ColorsDlgState* cState;
XP_U16 wid;
if ( message == WM_INITDIALOG ) {
SetWindowLong( hDlg, GWL_USERDATA, lParam );
cState = (ColorsDlgState*)lParam;
cState->cancelled = XP_TRUE;
cState->inited = XP_FALSE;
return TRUE;
} else {
cState = (ColorsDlgState*)GetWindowLong( hDlg, GWL_USERDATA );
if ( !!cState ) {
if ( !cState->inited ) {
initColorData( cState, hDlg );
cState->inited = XP_TRUE;
}
switch (message) {
case WM_CTLCOLORBTN: {
HDC hdcButton = (HDC)wParam;
HWND hwndButton = (HWND)lParam;
HBRUSH brush = brushForButton( cState, hwndButton );
/* if ( !!brush ) { */
/* SetSysColors( hdcButton ) */
/* } */
return (BOOL)brush;
}
case WM_COMMAND:
wid = LOWORD(wParam);
switch( wid ) {
case IDOK:
cState->cancelled = XP_FALSE;
/* fallthrough */
case IDCANCEL:
deleteButtonBrushes( cState );
EndDialog(hDlg, wid);
return TRUE;
default:
/* it's one of the color buttons. Set up with the
appropriate color and launch ChooseColor */
wrapChooseColor( cState, hDlg, wid );
return TRUE;
}
}
}
}
return FALSE;
} /* ColorsDlg */
XP_Bool
ceDoColorsEdit( HWND hwnd, CEAppGlobals* globals, COLORREF* colors )
{
ColorsDlgState state;
XP_MEMSET( &state, 0, sizeof(state) );
state.globals = globals;
state.inColors = colors;
(void)DialogBoxParam( globals->hInst, (LPCTSTR)IDD_COLORSDLG, hwnd,
(DLGPROC)ColorsDlg, (long)&state );
if ( !state.cancelled ) {
XP_U16 i;
for ( i = 0; i < NUM_EDITABLE_COLORS; ++i ) {
colors[i] = state.colors[i];
}
}
return !state.cancelled;
} /* ceDoColorsEdit */
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