📄 button.c
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/*
** $Id: button.c,v 1.58 2004/06/26 07:49:31 weiym Exp $
**
** button.c: the Button Control module.
**
** Copyright (C) 2003 Feynman Software.
** Copyright (C) 1999 ~ 2002 Wei Yongming.
**
** Current maintainer: Wei Yongming.
**
** Note:
** Originally by Zhao Jianghua.
**
** Create date: 1999/8/23
*/
/*
** 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
*/
/*
** Modify records:
**
** Who When Where For What Status
**-----------------------------------------------------------------------------
** WEI Yongming 1999/10/27 Tsinghua Notify Message Fininshed
** WEI Yongming 2000/02/24 Tsinghua Add MPL License Finished
**
** TODO:
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "common.h"
#include "minigui.h"
#include "gdi.h"
#include "window.h"
#include "control.h"
#include "cliprect.h"
#include "internals.h"
#include "ctrlclass.h"
#ifdef _CTRL_BUTTON
#include "button.h"
#include "ctrlmisc.h"
#ifdef _FLAT_WINDOW_STYLE
#define BTN_WIDTH_BORDER 1
#ifndef _GRAY_SCREEN
#define myDrawButton(hdc, hwnd, x0, y0, x1, y1, flags, fillc) \
DrawFlatControlFrameEx(hdc, hwnd, x0, y0, x1, y1, 0, flags, fillc)
#else
#define myDrawButton(hdc, hwnd, x0, y0, x1, y1, flags, fillc) \
DrawFlatControlFrameEx(hdc, hwnd, x0, y0, x1, y1, 3, flags, fillc)
#endif
#define FocusRect(hdc, x, y, w, h)
#elif defined (_PHONE_WINDOW_STYLE)
#define BTN_WIDTH_BORDER 2
#define myDrawButton btnDrawPhoneButton
#define FocusRect(hdc, x, y, w, h)
#else
#define BTN_WIDTH_BORDER 4
#define myDrawButton Draw3DControlFrameEx
#endif
#ifdef _PHONE_WINDOW_STYLE
# define BTN_WIDTH_BMP 16
# define BTN_HEIGHT_BMP 16
# define BTN_INTER_BMPTEXT 2
#else
# define BTN_WIDTH_BMP 14
# define BTN_HEIGHT_BMP 13
# define BTN_INTER_BMPTEXT 2
#endif
#define BUTTON_STATUS(pCtrl) (((PBUTTONDATA)(pCtrl->dwAddData2))->status)
#define BUTTON_DATA(pCtrl) (((PBUTTONDATA)(pCtrl->dwAddData2))->data)
static const BITMAP* bmp_button;
#define BUTTON_BMP bmp_button
#ifdef _PHONE_WINDOW_STYLE
static const BITMAP* bmp_pushbutton;
static const BITMAP* bmp_pushedbutton;
#define PUSHBUTTON_BMP bmp_pushbutton
#define PUSHEDBUTTON_BMP bmp_pushedbutton
#define BTN_WIDTH_CORNER 2
#endif
static int ButtonCtrlProc (HWND hWnd, int uMsg, WPARAM wParam, LPARAM lParam);
BOOL RegisterButtonControl (void)
{
WNDCLASS WndClass;
#ifdef _PHONE_WINDOW_STYLE
if ((bmp_button = GetStockBitmap (STOCKBMP_BUTTON, 0, 0)) == NULL)
return FALSE;
if ((bmp_pushbutton = GetStockBitmap (STOCKBMP_PUSHBUTTON, 0, 0)) == NULL)
return FALSE;
if ((bmp_pushedbutton = GetStockBitmap (STOCKBMP_PUSHEDBUTTON, 0, 0)) == NULL)
return FALSE;
#else
if ((bmp_button = GetStockBitmap (STOCKBMP_BUTTON, -1, -1)) == NULL)
return FALSE;
#endif
WndClass.spClassName = CTRL_BUTTON;
WndClass.dwStyle = WS_NONE;
WndClass.dwExStyle = WS_EX_NONE;
WndClass.hCursor = GetSystemCursor (IDC_ARROW);
WndClass.iBkColor = GetWindowElementColor (BKC_CONTROL_DEF);
WndClass.WinProc = ButtonCtrlProc;
return AddNewControlClass (&WndClass) == ERR_OK;
}
#if 0
void ButtonControlCleanup (void)
{
// do nothing.
}
#endif
#ifdef _PHONE_WINDOW_STYLE
static void btnDrawPhoneButton (HDC hdc, HWND hwnd, int l, int t, int r, int b, DWORD flags, gal_pixel fillc)
{
int x;
const BITMAP* bmp = ((flags & DF_3DBOX_STATEMASK) == DF_3DBOX_NORMAL)?PUSHBUTTON_BMP:PUSHEDBUTTON_BMP;
FillBoxWithBitmapPart (hdc, l, t,
BTN_WIDTH_CORNER, bmp_pushbutton->bmHeight,
0, 0, bmp, 0, 0);
for (x = l + BTN_WIDTH_CORNER; x < r - BTN_WIDTH_CORNER; x += BTN_WIDTH_CORNER) {
FillBoxWithBitmapPart (hdc, x, t,
BTN_WIDTH_CORNER, bmp_pushbutton->bmHeight,
0, 0, bmp, BTN_WIDTH_CORNER, 0);
}
FillBoxWithBitmapPart (hdc, r - BTN_WIDTH_CORNER, t,
BTN_WIDTH_CORNER, bmp_pushbutton->bmHeight,
0, 0, bmp, bmp_pushbutton->bmWidth - BTN_WIDTH_CORNER, 0);
}
#endif
static void btnGetRects (HWND hWnd, DWORD dwStyle,
RECT* prcClient,
RECT* prcText,
RECT* prcBitmap)
{
GetClientRect (hWnd, prcClient);
#ifndef _PHONE_WINDOW_STYLE
prcClient->right --;
prcClient->bottom --;
#endif
SetRect (prcText, (prcClient->left + BTN_WIDTH_BORDER),
(prcClient->top + BTN_WIDTH_BORDER),
(prcClient->right - BTN_WIDTH_BORDER),
(prcClient->bottom - BTN_WIDTH_BORDER));
SetRectEmpty (prcBitmap);
if ( ((dwStyle & BS_TYPEMASK) < BS_CHECKBOX)
|| (dwStyle & BS_PUSHLIKE))
return;
if (dwStyle & BS_LEFTTEXT) {
SetRect (prcText, prcClient->left + 1,
prcClient->top + 1,
prcClient->right - BTN_WIDTH_BMP - BTN_INTER_BMPTEXT,
prcClient->bottom - 1);
SetRect (prcBitmap, prcClient->right - BTN_WIDTH_BMP,
prcClient->top + 1,
prcClient->right - 1,
prcClient->bottom - 1);
}
else {
SetRect (prcText, prcClient->left + BTN_WIDTH_BMP + BTN_INTER_BMPTEXT,
prcClient->top + 1,
prcClient->right - 1,
prcClient->bottom - 1);
SetRect (prcBitmap, prcClient->left + 1,
prcClient->top + 1,
prcClient->left + BTN_WIDTH_BMP,
prcClient->bottom - 1);
}
}
static void btnGetTextBoundsRect (PCONTROL pCtrl, HDC hdc, DWORD dwStyle,
const RECT* prcText, RECT* prcBounds)
{
UINT uFormat;
*prcBounds = *prcText;
if (dwStyle & BS_MULTLINE)
uFormat = DT_WORDBREAK;
else
uFormat = DT_SINGLELINE;
if ((dwStyle & BS_TYPEMASK) == BS_PUSHBUTTON
|| (dwStyle & BS_TYPEMASK) == BS_DEFPUSHBUTTON
|| (dwStyle & BS_PUSHLIKE))
uFormat |= DT_CENTER | DT_VCENTER;
else {
uFormat = DT_TOP | DT_LEFT;
if ((dwStyle & BS_ALIGNMASK) == BS_LEFT)
uFormat = DT_WORDBREAK | DT_LEFT;
else if ((dwStyle & BS_ALIGNMASK) == BS_RIGHT)
uFormat = DT_WORDBREAK | DT_RIGHT;
else if ((dwStyle & BS_ALIGNMASK) == BS_CENTER)
uFormat = DT_WORDBREAK | DT_CENTER;
if ((dwStyle & BS_ALIGNMASK) == BS_TOP)
uFormat = DT_SINGLELINE | DT_TOP;
else if ((dwStyle & BS_ALIGNMASK) == BS_BOTTOM)
uFormat = DT_SINGLELINE | DT_BOTTOM;
else if ((dwStyle & BS_ALIGNMASK) == BS_VCENTER)
uFormat = DT_SINGLELINE | DT_VCENTER;
}
uFormat |= DT_CALCRECT;
DrawText (hdc, pCtrl->spCaption, -1, prcBounds, uFormat);
}
static void btnPaintContent (PCONTROL pCtrl, HDC hdc, DWORD dwStyle,
RECT* prcText)
{
BOOL pushbutton = FALSE;
switch (dwStyle & BS_CONTENTMASK)
{
case BS_TEXT:
case BS_LEFTTEXT:
{
UINT uFormat;
if (dwStyle & BS_MULTLINE)
uFormat = DT_WORDBREAK;
else
uFormat = DT_SINGLELINE;
if ((dwStyle & BS_TYPEMASK) == BS_PUSHBUTTON
|| (dwStyle & BS_TYPEMASK) == BS_DEFPUSHBUTTON
|| (dwStyle & BS_PUSHLIKE)) {
pushbutton = TRUE;
uFormat |= DT_CENTER | DT_VCENTER;
}
else {
uFormat = DT_TOP | DT_LEFT;
if ((dwStyle & BS_ALIGNMASK) == BS_LEFT)
uFormat = DT_WORDBREAK | DT_LEFT;
else if ((dwStyle & BS_ALIGNMASK) == BS_RIGHT)
uFormat = DT_WORDBREAK | DT_RIGHT;
else if ((dwStyle & BS_ALIGNMASK) == BS_CENTER)
uFormat = DT_WORDBREAK | DT_CENTER;
if ((dwStyle & BS_ALIGNMASK) == BS_TOP)
uFormat = DT_SINGLELINE | DT_TOP;
else if ((dwStyle & BS_ALIGNMASK) == BS_BOTTOM)
uFormat = DT_SINGLELINE | DT_BOTTOM;
else if ((dwStyle & BS_ALIGNMASK) == BS_VCENTER)
uFormat = DT_SINGLELINE | DT_VCENTER;
}
SetBkColor (hdc, GetWindowBkColor ((HWND)pCtrl));
if (dwStyle & WS_DISABLED) {
RECT rc = *prcText;
SetBkMode (hdc, BM_TRANSPARENT);
#if 0
SetTextColor (hdc, PIXEL_lightwhite);
OffsetRect (prcText, 2, 2);
DrawText (hdc, pCtrl->spCaption, -1, prcText, uFormat);
#endif
SetTextColor (hdc, GetWindowElementColorEx ((HWND)pCtrl, FGC_CONTROL_DISABLED));
DrawText (hdc, pCtrl->spCaption, -1, &rc, uFormat);
}
else {
SetBkMode (hdc, BM_TRANSPARENT);
if (pushbutton && (BUTTON_STATUS(pCtrl) & BST_PUSHED
|| BUTTON_STATUS(pCtrl) & BST_CHECKED)) {
SetTextColor (hdc, GetWindowElementColorEx ((HWND)pCtrl, FGC_BUTTON_PUSHED));
SetBkColor (hdc, GetWindowElementColorEx ((HWND)pCtrl, FGC_BUTTON_NORMAL));
}
else {
SetTextColor (hdc, GetWindowElementColorEx ((HWND)pCtrl, FGC_BUTTON_NORMAL));
SetBkColor (hdc, GetWindowElementColorEx ((HWND)pCtrl, FGC_BUTTON_PUSHED));
}
OffsetRect (prcText, 1, 1);
DrawText (hdc, pCtrl->spCaption, -1, prcText, uFormat);
}
}
break;
case BS_BITMAP:
if (BUTTON_DATA(pCtrl)) {
int x = prcText->left;
int y = prcText->top;
int w = RECTWP (prcText);
int h = RECTHP (prcText);
PBITMAP bmp = (PBITMAP)(BUTTON_DATA(pCtrl));
if (dwStyle & BS_REALSIZEIMAGE) {
x += (w - bmp->bmWidth) >> 1;
y += (h - bmp->bmHeight) >> 1;
w = h = 0;
}
FillBoxWithBitmap (hdc, x, y, w, h, bmp);
}
break;
case BS_ICON:
if (BUTTON_DATA(pCtrl)) {
int x = prcText->left;
int y = prcText->top;
int w = RECTWP (prcText);
int h = RECTHP (prcText);
HICON icon = (HICON)(BUTTON_DATA(pCtrl));
if (dwStyle & BS_REALSIZEIMAGE) {
int iconw, iconh;
GetIconSize (icon, &iconw, &iconh);
x += (w - iconw) >> 1;
y += (h - iconh) >> 1;
w = h = 0;
}
DrawIcon (hdc, x, y, w, h, icon);
}
break;
}
}
static void btnPaintNormalButton (PCONTROL pCtrl, HDC hdc, DWORD dwStyle,
RECT* prcClient, RECT* prcText, RECT* prcBitmap)
{
int bmp_left = prcBitmap->left;
int bmp_top = prcBitmap->top + (prcBitmap->bottom - BTN_HEIGHT_BMP) / 2;
switch (dwStyle & BS_TYPEMASK)
{
case BS_DEFPUSHBUTTON:
#ifndef _FLAT_WINDOW_STYLE
myDrawButton (hdc, (HWND)pCtrl, prcClient->left, prcClient->top,
prcClient->right, prcClient->bottom,
DF_3DBOX_NORMAL | DF_3DBOX_FILL,
GetWindowBkColor ((HWND)pCtrl));
#else
SetPenColor (hdc, GetWindowElementColorEx ((HWND)pCtrl, FGC_CONTROL_NORMAL));
Rectangle (hdc, prcClient->left,
prcClient->top,
prcClient->right,
prcClient->bottom);
myDrawButton (hdc, (HWND)pCtrl, prcClient->left + 1, prcClient->top + 1,
prcClient->right - 1, prcClient->bottom - 1,
DF_3DBOX_NORMAL | DF_3DBOX_FILL,
GetWindowBkColor ((HWND)pCtrl));
#endif
break;
case BS_PUSHBUTTON:
myDrawButton (hdc, (HWND)pCtrl, prcClient->left, prcClient->top,
prcClient->right, prcClient->bottom,
DF_3DBOX_NORMAL | DF_3DBOX_FILL,
GetWindowBkColor ((HWND)pCtrl));
break;
case BS_AUTORADIOBUTTON:
case BS_RADIOBUTTON:
if (dwStyle & BS_PUSHLIKE) {
myDrawButton (hdc, (HWND)pCtrl, prcClient->left, prcClient->top,
prcClient->right, prcClient->bottom,
DF_3DBOX_NORMAL | DF_3DBOX_FILL,
GetWindowBkColor ((HWND)pCtrl));
break;
}
if (dwStyle & WS_DISABLED) {
FillBoxWithBitmapPart (hdc, bmp_left, bmp_top,
BTN_WIDTH_BMP, BTN_HEIGHT_BMP,
0, 0,
BUTTON_BMP,
(BTN_WIDTH_BMP * 2), BTN_HEIGHT_BMP);
}
else {
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