reactos/rosapps/calc/main.c

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/*
* ReactOS calc
*
* calc.c
*
* Copyright (C) 2002 Robert Dickenson <robd@reactos.org>
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers
#include <windows.h>
#include <shellapi.h>
#include <tchar.h>
#include "main.h"
#include "button.h"
#include "settings.h"
// Global Variables:
HINSTANCE hInst;
HWND hDlgWnd;
TCHAR szTitle[MAX_LOADSTRING];
CALC_TYPES CalcType;
HACCEL hAccel;
BOOL bDigitGrouping = FALSE;
/*TODO: Figure out why we are copying MFC map style programming.
** This pattern is difficult to maintain.
*/
#define BEGIN_CMD_MAP(a) switch(##a) {
#define CMD_MAP_ENTRY(a, b) case a: b(); break;
#define END_CMD_MAP(a) }
BOOL OnCreate(HWND hWnd)
{
HMENU hMenu;
HMENU hViewMenu;
hMenu = GetMenu(hDlgWnd);
hViewMenu = GetSubMenu(hMenu, ID_MENU_VIEW);
if (bDigitGrouping) {
CheckMenuItem(hViewMenu, ID_VIEW_DIGIT_GROUPING, MF_BYCOMMAND|MF_CHECKED);
}
//SendMessage(hDlgWnd, WM_SETICON, ICON_BIG, (LPARAM)LoadIcon(hInst, MAKEINTRESOURCE(IDI_CALC)));
// Initialize the Windows Common Controls DLL
//InitCommonControls();
return TRUE;
}
void OnEditCopy(void)
{
SendMessage(GetDlgItem(hDlgWnd, IDC_RESULT), WM_COMMAND, MAKELONG(ID_EDIT_COPY, 0), 0);
}
void OnEditPaste(void)
{
SendMessage(GetDlgItem(hDlgWnd, IDC_RESULT), WM_COMMAND, MAKELONG(ID_EDIT_PASTE, 0), 0);
}
void OnViewStandard(void)
{
CalcType = STANDARD;
DestroyWindow(hDlgWnd);
}
void OnViewScientific(void)
{
CalcType = SCIENTIFIC;
DestroyWindow(hDlgWnd);
}
void OnViewDigitGrouping(void)
{
HMENU hMenu = GetMenu(hDlgWnd);
HMENU hViewMenu = GetSubMenu(hMenu, ID_MENU_VIEW);
bDigitGrouping = !bDigitGrouping;
if (bDigitGrouping) {
CheckMenuItem(hViewMenu, ID_VIEW_DIGIT_GROUPING, MF_BYCOMMAND|MF_CHECKED);
} else {
CheckMenuItem(hViewMenu, ID_VIEW_DIGIT_GROUPING, MF_BYCOMMAND|MF_UNCHECKED);
}
}
void OnViewHex(void)
{
}
void OnViewDecimal(void)
{
}
void OnViewOctal(void)
{
}
void OnViewBinary(void)
{
}
void OnViewDegrees(void)
{
}
void OnViewRadians(void)
{
}
void OnViewGrads(void)
{
}
void OnHelpTopics(void)
{
WinHelp(hDlgWnd, _T("calc"), HELP_CONTENTS, 0);
}
void OnHelpAbout(void)
{
ShellAbout(hDlgWnd, _T("ReactOS Calculator"), _T(""), LoadIcon(hInst, MAKEINTRESOURCE(IDI_CALC)));
}
void OnButtonClick(int ButtonID)
{
}
// Message handler for dialog box.
LRESULT CALLBACK CalcWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message) {
case WM_INITDIALOG:
hDlgWnd = hDlg;
InitColours();
return OnCreate(hDlg);
case WM_DRAWITEM:
DrawItem((LPDRAWITEMSTRUCT)lParam);
return TRUE;
case WM_COMMAND:
if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL) {
EndDialog(hDlg, LOWORD(wParam));
return TRUE;
}
if (HIWORD(wParam) == BN_CLICKED) {
switch (LOWORD(wParam)) {
OnButtonClick(LOWORD(wParam));
//case IDC_OWNERDRAW:
// // application-defined processing
// break;
}
}
//BEGIN_CMD_MAP( LOWORD(wParam) )
switch (LOWORD(wParam))
{
CMD_MAP_ENTRY(ID_EDIT_COPY, OnEditCopy)
CMD_MAP_ENTRY(ID_EDIT_PASTE, OnEditPaste)
CMD_MAP_ENTRY(ID_VIEW_STANDARD, OnViewStandard)
CMD_MAP_ENTRY(ID_VIEW_SCIENTIFIC, OnViewScientific)
CMD_MAP_ENTRY(ID_VIEW_DIGIT_GROUPING, OnViewDigitGrouping)
CMD_MAP_ENTRY(ID_VIEW_HEX, OnViewHex)
CMD_MAP_ENTRY(ID_VIEW_DECIMAL, OnViewDecimal)
CMD_MAP_ENTRY(ID_VIEW_OCTAL, OnViewOctal)
CMD_MAP_ENTRY(ID_VIEW_BINARY, OnViewBinary)
CMD_MAP_ENTRY(ID_VIEW_DEGREES, OnViewDegrees)
CMD_MAP_ENTRY(ID_VIEW_RADIANS, OnViewRadians)
CMD_MAP_ENTRY(ID_VIEW_GRADS, OnViewGrads)
CMD_MAP_ENTRY(ID_HELP_TOPICS, OnHelpTopics)
CMD_MAP_ENTRY(ID_HELP_ABOUT, OnHelpAbout)
}
//END_CMD_MAP(0)
break;
/*
case WM_KEYUP:
case WM_KEYDOWN:
{
MSG msg;
msg.hwnd = hDlg;
msg.message = message;
msg.wParam = wParam;
msg.lParam = lParam;
// msg.time;
// msg.pt;
if (TranslateAccelerator(hDlg, hAccel, &msg)) return 0;
}
break;
*/
case WM_NOTIFY:
{
int idctrl;
LPNMHDR pnmh;
idctrl = (int)wParam;
pnmh = (LPNMHDR)lParam;
/*
if ((pnmh->hwndFrom == hTabWnd) &&
(pnmh->idFrom == IDC_TAB) &&
(pnmh->code == TCN_SELCHANGE))
{
_OnTabWndSelChange();
}
*/
}
break;
case WM_DESTROY:
WinHelp(hDlgWnd, _T("regedit"), HELP_QUIT, 0);
return DefWindowProc(hDlg, message, wParam, lParam);
}
return 0;
}
int APIENTRY WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
CALC_TYPES CurrentCalcType;
// Initialize global variables
hInst = hInstance;
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
// Load our settings from the registry
LoadSettings();
hAccel = LoadAccelerators(hInstance, (LPCTSTR)IDR_ACCELERATOR);
do {
CurrentCalcType = CalcType;
switch (CalcType) {
case HP42S:
break;
case SCIENTIFIC:
DialogBox(hInst, (LPCTSTR)IDD_SCIENTIFIC, NULL, (DLGPROC)CalcWndProc);
break;
case STANDARD:
default:
DialogBox(hInst, (LPCTSTR)IDD_STANDARD, NULL, (DLGPROC)CalcWndProc);
break;
}
} while (CalcType != CurrentCalcType);
// Save our settings to the registry
SaveSettings();
return 0;
}