[CALC] Enable support for HTMLHELP (#1877)
[reactos.git] / base / applications / calc / winmain.c
1 /*
2 * ReactOS Calc (main program)
3 *
4 * Copyright 2007-2017, Carlo Bramini
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #include "calc.h"
22
23 #define HTMLHELP_PATH(_pt) _T("%systemroot%\\Help\\calc.chm::") _T(_pt)
24
25 #define MAKE_BITMASK4(_show_b16, _show_b10, _show_b8, _show_b2) \
26 (((_show_b2) << 0) | \
27 ((_show_b8) << 1) | \
28 ((_show_b10) << 2) | \
29 ((_show_b16) << 3))
30
31 #define MAKE_BITMASK5(_transl, _is_stats, _is_ctrl, _show_b16, _show_b10, _show_b8, _show_b2) \
32 (((_show_b2) << 0) | \
33 ((_show_b8) << 1) | \
34 ((_show_b10) << 2) | \
35 ((_show_b16) << 3) | \
36 ((_is_ctrl) << 5) | \
37 ((_is_stats) << 6) | \
38 ((_transl) << 7))
39
40 #define KEY_IS_UP 0x80000000
41 #define KEY_WAS_DOWN 0x40000000
42
43 #define BITMASK_IS_ASCII 0x80
44 #define BITMASK_IS_STATS 0x40
45 #define BITMASK_IS_CTRL 0x20
46 #define BITMASK_HEX_MASK 0x08
47 #define BITMASK_DEC_MASK 0x04
48 #define BITMASK_OCT_MASK 0x02
49 #define BITMASK_BIN_MASK 0x01
50
51 #define CALC_CLR_RED RGB(0xFF, 0x00, 0x00)
52 #define CALC_CLR_BLUE RGB(0x00, 0x00, 0xFF)
53 #define CALC_CLR_PURP RGB(0xFF, 0x00, 0xFF)
54
55 typedef struct {
56 CHAR key; // Virtual key identifier
57 WORD idc; // IDC for posting message
58 } key2code_t;
59
60 typedef struct {
61 WORD idc; // IDC for posting message
62 CHAR key; // Virtual key identifier
63 BYTE mask; // enable/disable into the various modes.
64 COLORREF col; // color used for drawing the text
65 } key3code_t;
66
67 #define CTRL_FLAG 0x100
68 #define ALT_FLAG 0x200
69
70 #define CTRL_A (0x0001+'A'-'A')
71 #define CTRL_C (0x0001+'C'-'A')
72 #define CTRL_D (0x0001+'D'-'A')
73 #define CTRL_L (0x0001+'L'-'A')
74 #define CTRL_M (0x0001+'M'-'A')
75 #define CTRL_P (0x0001+'P'-'A')
76 #define CTRL_R (0x0001+'R'-'A')
77 #define CTRL_S (0x0001+'S'-'A')
78 #define CTRL_T (0x0001+'T'-'A')
79 #define CTRL_V (0x0001+'V'-'A')
80 #define CTRL_Z (0x0001+'Z'-'A')
81
82 static const key3code_t key2code[] = {
83 /* CONTROL-ID Key asc sta ctl hex dec oct bin */
84 { IDC_BUTTON_STA, CTRL_S, MAKE_BITMASK5( 1, 0, 1, 1, 1, 1, 1), CALC_CLR_BLUE, },
85 { IDC_BUTTON_AVE, CTRL_A, MAKE_BITMASK5( 1, 1, 1, 1, 1, 1, 1), CALC_CLR_BLUE, },
86 { IDC_BUTTON_SUM, CTRL_T, MAKE_BITMASK5( 1, 1, 1, 1, 1, 1, 1), CALC_CLR_BLUE, },
87 { IDC_BUTTON_S, CTRL_D, MAKE_BITMASK5( 1, 1, 1, 1, 1, 1, 1), CALC_CLR_BLUE, },
88 { IDC_BUTTON_MS, CTRL_M, MAKE_BITMASK5( 1, 0, 1, 1, 1, 1, 1), CALC_CLR_RED, },
89 { IDC_BUTTON_MR, CTRL_R, MAKE_BITMASK5( 1, 0, 1, 1, 1, 1, 1), CALC_CLR_RED, },
90 { IDC_BUTTON_MP, CTRL_P, MAKE_BITMASK5( 1, 0, 1, 1, 1, 1, 1), CALC_CLR_RED, },
91 { IDC_BUTTON_MC, CTRL_L, MAKE_BITMASK5( 1, 0, 1, 1, 1, 1, 1), CALC_CLR_RED, },
92 { IDC_BUTTON_0, '0', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_BLUE, },
93 { IDC_BUTTON_1, '1', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_BLUE, },
94 { IDC_BUTTON_2, '2', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 0), CALC_CLR_BLUE, },
95 { IDC_BUTTON_3, '3', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 0), CALC_CLR_BLUE, },
96 { IDC_BUTTON_4, '4', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 0), CALC_CLR_BLUE, },
97 { IDC_BUTTON_5, '5', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 0), CALC_CLR_BLUE, },
98 { IDC_BUTTON_6, '6', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 0), CALC_CLR_BLUE, },
99 { IDC_BUTTON_7, '7', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 0), CALC_CLR_BLUE, },
100 { IDC_BUTTON_8, '8', MAKE_BITMASK5( 1, 0, 0, 1, 1, 0, 0), CALC_CLR_BLUE, },
101 { IDC_BUTTON_9, '9', MAKE_BITMASK5( 1, 0, 0, 1, 1, 0, 0), CALC_CLR_BLUE, },
102 { IDC_BUTTON_DOT, '.', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_BLUE, },
103 { IDC_BUTTON_DOT, ',', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), -1, },
104 { IDC_BUTTON_ADD, '+', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
105 { IDC_BUTTON_SUB, '-', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
106 { IDC_BUTTON_MULT, '*', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
107 { IDC_BUTTON_DIV, '/', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
108 { IDC_BUTTON_AND, '&', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
109 { IDC_BUTTON_OR, '|', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
110 { IDC_BUTTON_XOR, '^', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
111 { IDC_BUTTON_LSH, '<', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
112 { IDC_BUTTON_NOT, '~', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
113 { IDC_BUTTON_INT, ';', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_RED, },
114 { IDC_BUTTON_EQU, '=', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
115 { IDC_BUTTON_A, 'A', MAKE_BITMASK5( 1, 0, 0, 1, 0, 0, 0), CALC_CLR_BLUE, },
116 { IDC_BUTTON_B, 'B', MAKE_BITMASK5( 1, 0, 0, 1, 0, 0, 0), CALC_CLR_BLUE, },
117 { IDC_BUTTON_C, 'C', MAKE_BITMASK5( 1, 0, 0, 1, 0, 0, 0), CALC_CLR_BLUE, },
118 { IDC_BUTTON_D, 'D', MAKE_BITMASK5( 1, 0, 0, 1, 0, 0, 0), CALC_CLR_BLUE, },
119 { IDC_BUTTON_E, 'E', MAKE_BITMASK5( 1, 0, 0, 1, 0, 0, 0), CALC_CLR_BLUE, },
120 { IDC_BUTTON_F, 'F', MAKE_BITMASK5( 1, 0, 0, 1, 0, 0, 0), CALC_CLR_BLUE, },
121 { IDC_CHECK_HYP, 'H', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), -1, },
122 { IDC_CHECK_INV, 'I', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), -1, },
123 { IDC_BUTTON_LOG, 'L', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
124 { IDC_BUTTON_DMS, 'M', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
125 { IDC_BUTTON_LN, 'N', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
126 { IDC_BUTTON_PI, 'P', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_BLUE, },
127 { IDC_BUTTON_RX, 'R', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
128 { IDC_BUTTON_SIN, 'S', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
129 { IDC_BUTTON_COS, 'O', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
130 { IDC_BUTTON_TAN, 'T', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
131 { IDC_BUTTON_FE, 'V', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
132 { IDC_BUTTON_EXP, 'X', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_PURP, },
133 { IDC_BUTTON_XeY, 'Y', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_PURP, },
134 { IDC_BUTTON_SQRT, '@', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_BLUE, },
135 { IDC_BUTTON_Xe2, '@', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_PURP, },
136 { IDC_BUTTON_Xe3, '#', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_PURP, },
137 { IDC_BUTTON_NF, '!', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_PURP, },
138 { IDC_BUTTON_LEFTPAR, '(', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_PURP, },
139 { IDC_BUTTON_RIGHTPAR, ')', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_PURP, },
140 { IDC_BUTTON_MOD, '%', MAKE_BITMASK5( 1, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
141 { IDC_BUTTON_PERCENT, '%', MAKE_BITMASK5( 1, 0, 0, 0, 1, 0, 0), CALC_CLR_BLUE, },
142 /*----------------------------------------------------------------------*/
143 { IDC_BUTTON_DAT, VK_INSERT, MAKE_BITMASK5( 0, 1, 0, 1, 1, 1, 1), CALC_CLR_BLUE, },
144 { IDC_BUTTON_EQU, VK_RETURN, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
145 { IDC_BUTTON_CANC, VK_ESCAPE, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
146 { IDC_BUTTON_CE, VK_DELETE, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
147 { IDC_BUTTON_BACK, VK_BACK, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), CALC_CLR_RED, },
148 { IDC_RADIO_HEX, VK_F5, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), -1, },
149 { IDC_RADIO_DEC, VK_F6, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), -1, },
150 { IDC_RADIO_OCT, VK_F7, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), -1, },
151 { IDC_RADIO_BIN, VK_F8, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), -1, },
152 { IDC_BUTTON_SIGN, VK_F9, MAKE_BITMASK5( 0, 0, 0, 1, 1, 1, 1), CALC_CLR_BLUE, },
153 };
154
155 static const key2code_t key2code_base16[] = {
156 { VK_F2, IDC_RADIO_DWORD, },
157 { VK_F3, IDC_RADIO_WORD, },
158 { VK_F4, IDC_RADIO_BYTE, },
159 { VK_F12, IDC_RADIO_QWORD, },
160 };
161
162 static const key2code_t key2code_base10[] = {
163 { VK_F2, IDC_RADIO_DEG, },
164 { VK_F3, IDC_RADIO_RAD, },
165 { VK_F4, IDC_RADIO_GRAD, },
166 };
167
168 static const WORD operator_codes[] = {
169 /* CONTROL-ID operator */
170 (WORD)IDC_STATIC, // RPN_OPERATOR_PARENT
171 IDC_BUTTON_PERCENT, // RPN_OPERATOR_PERCENT
172 IDC_BUTTON_EQU, // RPN_OPERATOR_EQUAL
173 IDC_BUTTON_OR, // RPN_OPERATOR_OR
174 IDC_BUTTON_XOR, // RPN_OPERATOR_XOR
175 IDC_BUTTON_AND, // RPN_OPERATOR_AND
176 IDC_BUTTON_LSH, // RPN_OPERATOR_LSH
177 IDC_BUTTON_RSH, // RPN_OPERATOR_RSH
178 IDC_BUTTON_ADD, // RPN_OPERATOR_ADD
179 IDC_BUTTON_SUB, // RPN_OPERATOR_SUB
180 IDC_BUTTON_MULT, // RPN_OPERATOR_MULT
181 IDC_BUTTON_DIV, // RPN_OPERATOR_DIV
182 IDC_BUTTON_MOD, // RPN_OPERATOR_MOD
183 IDC_BUTTON_XeY, // RPN_OPERATOR_POW
184 IDC_BUTTON_XrY, // RPN_OPERATOR_SQR
185 };
186
187 typedef void (*rpn_callback1)(calc_number_t *);
188
189 typedef struct {
190 WORD idc;
191 BYTE range;
192 BYTE check_nan;
193 rpn_callback1 direct;
194 rpn_callback1 inverse;
195 rpn_callback1 hyperb;
196 rpn_callback1 inv_hyp;
197 } function_table_t;
198
199 static void run_fe(calc_number_t *number);
200 static void run_dat_sta(calc_number_t *number);
201 static void run_mp(calc_number_t *c);
202 static void run_mm(calc_number_t *c);
203 static void run_ms(calc_number_t *c);
204 static void run_mw(calc_number_t *c);
205 static void run_canc(calc_number_t *c);
206 static void run_rpar(calc_number_t *c);
207 static void run_lpar(calc_number_t *c);
208
209 static const function_table_t function_table[] = {
210 { IDC_BUTTON_SIN, MODIFIER_INV|MODIFIER_HYP, 1, rpn_sin, rpn_asin, rpn_sinh, rpn_asinh },
211 { IDC_BUTTON_COS, MODIFIER_INV|MODIFIER_HYP, 1, rpn_cos, rpn_acos, rpn_cosh, rpn_acosh },
212 { IDC_BUTTON_TAN, MODIFIER_INV|MODIFIER_HYP, 1, rpn_tan, rpn_atan, rpn_tanh, rpn_atanh },
213 { IDC_BUTTON_INT, MODIFIER_INV, 1, rpn_int, rpn_frac, NULL, NULL },
214 { IDC_BUTTON_RX, 0, 1, rpn_reci, NULL, NULL, NULL },
215 { IDC_BUTTON_NOT, 0, 1, rpn_not, NULL, NULL, NULL },
216 { IDC_BUTTON_PI, MODIFIER_INV, 0, rpn_pi, rpn_2pi, NULL, NULL },
217 { IDC_BUTTON_Xe2, MODIFIER_INV, 1, rpn_exp2, rpn_sqrt, NULL, NULL },
218 { IDC_BUTTON_Xe3, MODIFIER_INV, 1, rpn_exp3, rpn_cbrt, NULL, NULL },
219 { IDC_BUTTON_LN, MODIFIER_INV, 1, rpn_ln, rpn_exp, NULL, NULL },
220 { IDC_BUTTON_LOG, MODIFIER_INV, 1, rpn_log, rpn_exp10, NULL, NULL },
221 { IDC_BUTTON_NF, 0, 1, rpn_fact, NULL, NULL, NULL },
222 { IDC_BUTTON_AVE, MODIFIER_INV, 0, rpn_ave, rpn_ave2, NULL, NULL },
223 { IDC_BUTTON_SUM, MODIFIER_INV, 0, rpn_sum, rpn_sum2, NULL, NULL },
224 { IDC_BUTTON_S, MODIFIER_INV, 0, rpn_s_m1, rpn_s, NULL, NULL },
225 { IDC_BUTTON_SQRT, MODIFIER_INV, 1, rpn_sqrt, NULL, NULL, NULL },
226 { IDC_BUTTON_DMS, MODIFIER_INV, 1, rpn_dec2dms, rpn_dms2dec, NULL, NULL },
227 { IDC_BUTTON_FE, 0, 1, run_fe, NULL, NULL, NULL },
228 { IDC_BUTTON_DAT, 0, 1, run_dat_sta, NULL, NULL, NULL, },
229 { IDC_BUTTON_MP, MODIFIER_INV|NO_CHAIN, 1, run_mp, run_mm, NULL, NULL, },
230 { IDC_BUTTON_MS, MODIFIER_INV|NO_CHAIN, 1, run_ms, run_mw, NULL, NULL, },
231 { IDC_BUTTON_CANC, NO_CHAIN, 0, run_canc, NULL, NULL, NULL, },
232 { IDC_BUTTON_RIGHTPAR, NO_CHAIN, 1, run_rpar, NULL, NULL, NULL, },
233 { IDC_BUTTON_LEFTPAR, NO_CHAIN, 0, run_lpar, NULL, NULL, NULL, },
234 };
235
236 /* Sub-classing information for theming support */
237 typedef struct{
238 BOOL bHover;
239 WNDPROC oldProc;
240 } BTNINFO,*LPBTNINFO;
241
242
243 /*
244 * Global variable declaration
245 */
246
247 calc_t calc;
248
249 /* Hot-state info for theming support */
250 BTNINFO BtnInfo[255];
251 UINT BtnCount;
252
253 static void UpdateNumberIntl(void)
254 {
255 /* Get current user defaults */
256 if (!GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_SDECIMAL, calc.sDecimal, SIZEOF(calc.sDecimal)))
257 _tcscpy(calc.sDecimal, _T("."));
258
259 if (!GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_STHOUSAND, calc.sThousand, SIZEOF(calc.sThousand)))
260 _tcscpy(calc.sThousand, _T(","));
261
262 /* get the string lengths */
263 calc.sDecimal_len = _tcslen(calc.sDecimal);
264 calc.sThousand_len = _tcslen(calc.sThousand);
265 }
266
267 static int LoadRegInt(LPCTSTR lpszApp, LPCTSTR lpszKey, int iDefault)
268 {
269 HKEY hKey;
270 int iValue;
271 DWORD tmp;
272
273 if (RegOpenKeyEx(HKEY_CURRENT_USER, lpszApp, 0, KEY_QUERY_VALUE, &hKey) == ERROR_SUCCESS)
274 {
275 /* Try to load integer value */
276 tmp = sizeof(int);
277
278 if (RegQueryValueEx(hKey, lpszKey, NULL, NULL, (LPBYTE)&iValue, &tmp) == ERROR_SUCCESS)
279 iDefault = iValue;
280
281 /* close the key */
282 RegCloseKey(hKey);
283 }
284
285 return iDefault;
286 }
287
288 static void SaveRegInt(LPCTSTR lpszApp, LPCTSTR lpszKey, int iValue)
289 {
290 HKEY hKey;
291
292 if (RegCreateKeyEx(HKEY_CURRENT_USER, lpszApp, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_SET_VALUE, NULL, &hKey, NULL) == ERROR_SUCCESS)
293 {
294 RegSetValueEx(hKey, lpszKey, 0, REG_DWORD, (const BYTE*)&iValue, sizeof(int));
295
296 /* close the key */
297 RegCloseKey(hKey);
298 }
299 }
300
301 static void load_config(void)
302 {
303 OSVERSIONINFO osvi;
304
305 osvi.dwOSVersionInfoSize = sizeof(osvi);
306 GetVersionEx(&osvi);
307
308 switch (osvi.dwPlatformId) {
309 case VER_PLATFORM_WIN32s:
310 case VER_PLATFORM_WIN32_WINDOWS:
311 /* Try to load last selected layout */
312 calc.layout = GetProfileInt(_T("SciCalc"), _T("layout"), CALC_LAYOUT_STANDARD);
313
314 /* Try to load last selected formatting option */
315 calc.usesep = (GetProfileInt(_T("SciCalc"), _T("UseSep"), FALSE)) ? TRUE : FALSE;
316 break;
317
318 default: /* VER_PLATFORM_WIN32_NT */
319 /* Try to load last selected layout */
320 calc.layout = LoadRegInt(_T("SOFTWARE\\Microsoft\\Calc"), _T("layout"), CALC_LAYOUT_STANDARD);
321
322 /* Try to load last selected formatting option */
323 calc.usesep = (LoadRegInt(_T("SOFTWARE\\Microsoft\\Calc"), _T("UseSep"), FALSE)) ? TRUE : FALSE;
324 break;
325 }
326
327 /* memory is empty at startup */
328 calc.is_memory = FALSE;
329
330 /* Get locale info for numbers */
331 UpdateNumberIntl();
332 }
333
334 static void save_config(void)
335 {
336 TCHAR buf[32];
337 OSVERSIONINFO osvi;
338
339 osvi.dwOSVersionInfoSize = sizeof(osvi);
340 GetVersionEx(&osvi);
341
342 switch (osvi.dwPlatformId) {
343 case VER_PLATFORM_WIN32s:
344 case VER_PLATFORM_WIN32_WINDOWS:
345 _stprintf(buf, _T("%lu"), calc.layout);
346 WriteProfileString(_T("SciCalc"), _T("layout"), buf);
347 WriteProfileString(_T("SciCalc"), _T("UseSep"), (calc.usesep==TRUE) ? _T("1") : _T("0"));
348 break;
349
350 default: /* VER_PLATFORM_WIN32_NT */
351 SaveRegInt(_T("SOFTWARE\\Microsoft\\Calc"), _T("layout"), calc.layout);
352 SaveRegInt(_T("SOFTWARE\\Microsoft\\Calc"), _T("UseSep"), calc.usesep);
353 break;
354 }
355 }
356
357 static LRESULT post_key_press(LPARAM lParam, WORD idc)
358 {
359 HWND hCtlWnd = GetDlgItem(calc.hWnd,idc);
360 TCHAR ClassName[64];
361
362 /* check if the key is enabled! */
363 if (!IsWindowEnabled(hCtlWnd))
364 return 1;
365
366 if (!GetClassName(hCtlWnd, ClassName, SIZEOF(ClassName)))
367 return 1;
368
369 if (!_tcscmp(ClassName, WC_BUTTON)) {
370 DWORD dwStyle = GetWindowLongPtr(hCtlWnd, GWL_STYLE) & 0xF;
371
372 /* Set states for press/release, but only for push buttons */
373 if (dwStyle == BS_PUSHBUTTON || dwStyle == BS_DEFPUSHBUTTON || dwStyle == BS_OWNERDRAW) {
374 if (!(lParam & KEY_WAS_DOWN)) {
375 PostMessage(hCtlWnd, BM_SETSTATE, 1, 0);
376 } else
377 if ((lParam & KEY_IS_UP)) {
378 PostMessage(hCtlWnd, BM_SETSTATE, 0, 0);
379 PostMessage(hCtlWnd, BM_CLICK, 0, 0);
380 }
381 return 1;
382 }
383 }
384 /* default action: simple click event at key release */
385 if ((lParam & KEY_IS_UP)) {
386 PostMessage(hCtlWnd, BM_CLICK, 0, 0);
387 }
388 return 1;
389 }
390
391 static int vk2ascii(unsigned int vk)
392 {
393 unsigned short int s;
394 int scan;
395 BYTE state[256];
396 HKL layout=GetKeyboardLayout(0);
397
398 if(!GetKeyboardState(state))
399 return 0;
400
401 scan=MapVirtualKeyEx(vk, 0, layout);
402 s = 0;
403 if (ToAsciiEx(vk, scan, state, &s, 0, layout)>0) {
404 /* convert to upper case */
405 if (s >= 'a' && s <= 'z')
406 s = s - 'a' + 'A';
407 /* add check to CTRL key */
408 if (vk >= 'A' && vk <= 'Z' &&
409 s >= CTRL_A && s <= CTRL_Z)
410 s |= CTRL_FLAG;
411 else
412 if (GetAsyncKeyState(VK_MENU) < 0)
413 s |= ALT_FLAG;
414 return s;
415 }
416 return 0;
417 }
418
419 static int process_vk_key(WPARAM wParam, LPARAM lParam)
420 {
421 const key2code_t *k;
422 unsigned int x;
423 unsigned short int ch;
424
425 ch = vk2ascii(LOWORD(wParam));
426 if ((lParam & KEY_IS_UP)) {
427 /* Test for "copy" to clipboard */
428 if (ch == (CTRL_C|CTRL_FLAG)) {
429 SendMessage(calc.hWnd, WM_COMMAND, IDM_EDIT_COPY, 0);
430 return 1;
431 }
432 /* Test for "paste" from clipboard */
433 if (ch == (CTRL_V|CTRL_FLAG)) {
434 SendMessage(calc.hWnd, WM_COMMAND, IDM_EDIT_PASTE, 0);
435 return 1;
436 }
437 /* Test of help menu */
438 if (LOWORD(wParam) == VK_F1) {
439 SendMessage(calc.hWnd, WM_COMMAND, IDM_HELP_HELP, 0);
440 return 1;
441 }
442 }
443
444 for (x=0; x<SIZEOF(key2code); x++) {
445 int key = key2code[x].key;
446 if (key2code[x].mask & BITMASK_IS_CTRL)
447 key |= CTRL_FLAG;
448 if ((key == ch && (key2code[x].mask & BITMASK_IS_ASCII)) ||
449 (key == LOWORD(wParam) && !(key2code[x].mask & BITMASK_IS_ASCII))
450 ) {
451 if (GetDlgItem(calc.hWnd, key2code[x].idc) == NULL)
452 continue;
453 return post_key_press(lParam, key2code[x].idc);
454 }
455 }
456 if (calc.layout == CALC_LAYOUT_SCIENTIFIC) {
457 if (calc.base == IDC_RADIO_DEC) {
458 k = key2code_base10;
459 x = SIZEOF(key2code_base10);
460 } else {
461 k = key2code_base16;
462 x = SIZEOF(key2code_base16);
463 }
464 do {
465 if (k->key == LOWORD(wParam)) {
466 return post_key_press(lParam, k->idc);
467 }
468 k++;
469 } while (--x);
470 }
471 return 0;
472 }
473
474 #ifdef USE_KEYBOARD_HOOK
475 static LRESULT CALLBACK
476 KeyboardHookProc(int nCode, WPARAM wParam, LPARAM lParam)
477 {
478 if(nCode<0 || calc.is_menu_on)
479 return CallNextHookEx(calc.hKeyboardHook,nCode,wParam,lParam);
480
481 if(nCode==HC_ACTION)
482 if (process_vk_key(wParam, lParam))
483 return;
484
485 return CallNextHookEx(calc.hKeyboardHook,nCode,wParam,lParam);
486 }
487 #endif
488
489 static void update_lcd_display(HWND hwnd)
490 {
491 /*
492 * multiply size of calc.buffer by 2 because it may
493 * happen that separator is used between each digit.
494 * Also added little additional space for dot and '\0'.
495 */
496 TCHAR tmp[MAX_CALC_SIZE * 2 + 2];
497
498 if (calc.buffer[0] == _T('\0'))
499 _tcscpy(tmp, _T("0"));
500 else
501 _tcscpy(tmp, calc.buffer);
502
503 /* Add final '.' in decimal mode (if it's missing), but
504 * only if it's a result: no append if it prints "ERROR".
505 */
506 if (calc.base == IDC_RADIO_DEC && !calc.is_nan) {
507 if (_tcschr(tmp, _T('.')) == NULL)
508 _tcscat(tmp, _T("."));
509 }
510 /* if separator mode is on, let's add an additional space */
511 if (calc.usesep && !calc.sci_in && !calc.sci_out && !calc.is_nan) {
512 /* go to the integer part of the string */
513 TCHAR *p = _tcschr(tmp, _T('.'));
514 TCHAR *e = _tcschr(tmp, _T('\0'));
515 int n=0, t;
516
517 if (p == NULL) p = e;
518 switch (calc.base) {
519 case IDC_RADIO_HEX:
520 case IDC_RADIO_BIN:
521 t = 4;
522 break;
523 default:
524 /* fall here for:
525 IDC_RADIO_DEC:
526 IDC_RADIO_OCT: */
527 t = 3;
528 break;
529 }
530 while (--p > tmp) {
531 if (++n == t && *(p-1) != _T('-')) {
532 memmove(p+1, p, (e-p+1)*sizeof(TCHAR));
533 e++;
534 *p = _T(' ');
535 n = 0;
536 }
537 }
538 /* if decimal mode, apply regional settings */
539 if (calc.base == IDC_RADIO_DEC) {
540 TCHAR *p = tmp;
541 TCHAR *e = _tcschr(tmp, _T('.'));
542
543 /* searching for thousands default separator */
544 while (p < e) {
545 if (*p == _T(' ')) {
546 memmove(p+calc.sThousand_len, p+1, _tcslen(p)*sizeof(TCHAR));
547 memcpy(p, calc.sThousand, calc.sThousand_len*sizeof(TCHAR));
548 p += calc.sThousand_len;
549 } else
550 p++;
551 }
552 /* update decimal point too. */
553 memmove(p+calc.sDecimal_len, p+1, _tcslen(p)*sizeof(TCHAR));
554 memcpy(p, calc.sDecimal, calc.sDecimal_len*sizeof(TCHAR));
555 }
556 } else {
557 TCHAR *p = _tcschr(tmp, _T('.'));
558
559 /* update decimal point when usesep is false */
560 if (p != NULL) {
561 memmove(p+calc.sDecimal_len, p+1, _tcslen(p)*sizeof(TCHAR));
562 memcpy(p, calc.sDecimal, calc.sDecimal_len*sizeof(TCHAR));
563 }
564 }
565 SetDlgItemText(hwnd, IDC_TEXT_OUTPUT, tmp);
566 }
567
568 static void update_parent_display(HWND hWnd)
569 {
570 TCHAR str[8];
571 int n = eval_parent_count();
572
573 if (!n)
574 str[0] = _T('\0');
575 else
576 _stprintf(str,_T("(=%d"), n);
577 SetDlgItemText(hWnd, IDC_TEXT_PARENT, str);
578 }
579
580 static void build_operand(HWND hwnd, DWORD idc)
581 {
582 unsigned int i = 0, n;
583
584 if (idc == IDC_BUTTON_DOT) {
585 /* if dot is the first char, it's added automatically */
586 if (calc.buffer == calc.ptr) {
587 *calc.ptr++ = _T('0');
588 *calc.ptr++ = _T('.');
589 *calc.ptr = _T('\0');
590 update_lcd_display(hwnd);
591 return;
592 }
593 /* if pressed dot and it's already in the string, then return */
594 if (_tcschr(calc.buffer, _T('.')) != NULL)
595 return;
596 }
597 if (idc != IDC_STATIC) {
598 while (idc != key2code[i].idc) i++;
599 }
600 n = calc.ptr - calc.buffer;
601 if (idc == IDC_BUTTON_0 && n == 0) {
602 /* no need to put the dot because it's handled by update_lcd_display() */
603 calc.buffer[0] = _T('0');
604 calc.buffer[1] = _T('\0');
605 update_lcd_display(hwnd);
606 return;
607 }
608 switch (calc.base) {
609 case IDC_RADIO_HEX:
610 if (n >= 16)
611 return;
612 break;
613 case IDC_RADIO_DEC:
614 if (n >= SIZEOF(calc.buffer)-1)
615 return;
616 if (calc.sci_in) {
617 if (idc != IDC_STATIC)
618 calc.esp = (calc.esp * 10 + (key2code[i].key-'0')) % LOCAL_EXP_SIZE;
619 if (calc.ptr == calc.buffer)
620 _stprintf(calc.ptr, _T("0.e%+d"), calc.esp);
621 else {
622 /* adds the dot at the end if the number has no decimal part */
623 if (!_tcschr(calc.buffer, _T('.')))
624 *calc.ptr++ = _T('.');
625 _stprintf(calc.ptr, _T("e%+d"), calc.esp);
626 }
627 update_lcd_display(hwnd);
628 return;
629 }
630 break;
631 case IDC_RADIO_OCT:
632 if (n >= 22)
633 return;
634 break;
635 case IDC_RADIO_BIN:
636 if (n >= 64)
637 return;
638 break;
639 }
640 calc.ptr += _stprintf(calc.ptr, _T("%C"), key2code[i].key);
641 update_lcd_display(hwnd);
642 }
643
644 static void prepare_rpn_result(calc_number_t *rpn, TCHAR *buffer, int size, int base)
645 {
646 if (calc.is_nan) {
647 rpn_zero(&calc.code);
648 LoadString(calc.hInstance, IDS_MATH_ERROR, buffer, size);
649 return;
650 }
651 prepare_rpn_result_2(rpn, buffer, size, base);
652 }
653
654 static void set_rpn_result(HWND hwnd, calc_number_t *rpn)
655 {
656 calc.sci_in = FALSE;
657 prepare_rpn_result(rpn, calc.buffer, SIZEOF(calc.buffer), calc.base);
658 calc.ptr = calc.buffer + _tcslen(calc.buffer);
659 update_lcd_display(hwnd);
660 update_parent_display(hwnd);
661 }
662
663 static void display_rpn_result(HWND hwnd, calc_number_t *rpn)
664 {
665 set_rpn_result(hwnd, rpn);
666 calc.ptr = calc.buffer;
667 }
668
669 static int get_modifiers(HWND hWnd)
670 {
671 int modifiers = 0;
672
673 if (IsDlgButtonChecked(hWnd, IDC_CHECK_INV) == BST_CHECKED)
674 modifiers |= MODIFIER_INV;
675 if (IsDlgButtonChecked(hWnd, IDC_CHECK_HYP) == BST_CHECKED)
676 modifiers |= MODIFIER_HYP;
677
678 return modifiers;
679 }
680
681 static void convert_text2number(calc_number_t *a)
682 {
683 /* if the screen output buffer is empty, then */
684 /* the operand is taken from the last input */
685 if (calc.buffer == calc.ptr) {
686 /* if pushed valued is ZERO then we should grab it */
687 if (!_tcscmp(calc.buffer, _T("0.")) ||
688 !_tcscmp(calc.buffer, _T("0")))
689 /* this zero is good for both integer and decimal */
690 rpn_zero(a);
691 else
692 rpn_copy(a, &calc.code);
693 return;
694 }
695 /* ZERO is the default value for all numeric bases */
696 rpn_zero(a);
697 convert_text2number_2(a);
698 }
699
700 static const struct _update_check_menus {
701 DWORD *sel;
702 WORD idm;
703 WORD idc;
704 } upd[] = {
705 { &calc.layout, IDM_VIEW_STANDARD, CALC_LAYOUT_STANDARD },
706 { &calc.layout, IDM_VIEW_SCIENTIFIC, CALC_LAYOUT_SCIENTIFIC },
707 { &calc.layout, IDM_VIEW_CONVERSION, CALC_LAYOUT_CONVERSION },
708 /*-----------------------------------------*/
709 { &calc.base, IDM_VIEW_HEX, IDC_RADIO_HEX, },
710 { &calc.base, IDM_VIEW_DEC, IDC_RADIO_DEC, },
711 { &calc.base, IDM_VIEW_OCT, IDC_RADIO_OCT, },
712 { &calc.base, IDM_VIEW_BIN, IDC_RADIO_BIN, },
713 /*-----------------------------------------*/
714 { &calc.degr, IDM_VIEW_DEG, IDC_RADIO_DEG, },
715 { &calc.degr, IDM_VIEW_RAD, IDC_RADIO_RAD, },
716 { &calc.degr, IDM_VIEW_GRAD, IDC_RADIO_GRAD, },
717 /*-----------------------------------------*/
718 { &calc.size, IDM_VIEW_QWORD, IDC_RADIO_QWORD, },
719 { &calc.size, IDM_VIEW_DWORD, IDC_RADIO_DWORD, },
720 { &calc.size, IDM_VIEW_WORD, IDC_RADIO_WORD, },
721 { &calc.size, IDM_VIEW_BYTE, IDC_RADIO_BYTE, },
722 };
723
724 static void update_menu(HWND hWnd)
725 {
726 HMENU hMenu = GetSubMenu(GetMenu(hWnd), 1);
727 unsigned int x;
728
729 for (x=0; x<SIZEOF(upd); x++) {
730 if (*(upd[x].sel) != upd[x].idc) {
731 CheckMenuItem(hMenu, upd[x].idm, MF_BYCOMMAND|MF_UNCHECKED);
732 CheckDlgButton(hWnd, upd[x].idc, BST_UNCHECKED);
733 } else {
734 CheckMenuItem(hMenu, upd[x].idm, MF_BYCOMMAND|MF_CHECKED);
735 CheckDlgButton(hWnd, upd[x].idc, BST_CHECKED);
736 }
737 }
738 CheckMenuItem(hMenu, IDM_VIEW_GROUP, MF_BYCOMMAND|(calc.usesep ? MF_CHECKED : MF_UNCHECKED));
739 }
740
741 typedef struct {
742 WORD idc;
743 WORD mask;
744 } radio_config_t;
745
746 static const radio_config_t radio_setup[] = {
747 /* CONTROL-ID hex dec oct bin */
748 { IDC_RADIO_QWORD, MAKE_BITMASK4( 1, 0, 1, 1) },
749 { IDC_RADIO_DWORD, MAKE_BITMASK4( 1, 0, 1, 1) },
750 { IDC_RADIO_WORD, MAKE_BITMASK4( 1, 0, 1, 1) },
751 { IDC_RADIO_BYTE, MAKE_BITMASK4( 1, 0, 1, 1) },
752 { IDC_RADIO_DEG, MAKE_BITMASK4( 0, 1, 0, 0) },
753 { IDC_RADIO_RAD, MAKE_BITMASK4( 0, 1, 0, 0) },
754 { IDC_RADIO_GRAD, MAKE_BITMASK4( 0, 1, 0, 0) },
755 };
756
757 static void enable_allowed_controls(HWND hwnd, DWORD base)
758 {
759 BYTE mask;
760 int n;
761
762 switch (base) {
763 case IDC_RADIO_DEC:
764 mask = BITMASK_DEC_MASK;
765 break;
766 case IDC_RADIO_HEX:
767 mask = BITMASK_HEX_MASK;
768 break;
769 case IDC_RADIO_OCT:
770 mask = BITMASK_OCT_MASK;
771 break;
772 case IDC_RADIO_BIN:
773 mask = BITMASK_BIN_MASK;
774 break;
775 default:
776 return;
777 }
778 for (n=0; n<SIZEOF(key2code); n++) {
779 if (key2code[n].mask != 0) {
780 HWND hCtlWnd = GetDlgItem(hwnd, key2code[n].idc);
781 BOOL current;
782
783 if ((key2code[n].mask & BITMASK_IS_STATS))
784 current = IsWindow(calc.hStatWnd) ? TRUE : FALSE;
785 else
786 current = (key2code[n].mask & mask) ? TRUE : FALSE;
787 if (IsWindowEnabled(hCtlWnd) != current)
788 EnableWindow(hCtlWnd, current);
789 }
790 }
791 }
792
793 static void update_radio(HWND hwnd, unsigned int base)
794 {
795 HMENU hMenu;
796 LPCTSTR lpMenuId;
797 WORD mask;
798 int n;
799
800 switch (base) {
801 case IDC_RADIO_DEC:
802 lpMenuId = MAKEINTRESOURCE(IDR_MENU_SCIENTIFIC_1);
803 mask = BITMASK_DEC_MASK;
804 break;
805 case IDC_RADIO_HEX:
806 lpMenuId = MAKEINTRESOURCE(IDR_MENU_SCIENTIFIC_2);
807 mask = BITMASK_HEX_MASK;
808 break;
809 case IDC_RADIO_OCT:
810 lpMenuId = MAKEINTRESOURCE(IDR_MENU_SCIENTIFIC_2);
811 mask = BITMASK_OCT_MASK;
812 break;
813 case IDC_RADIO_BIN:
814 lpMenuId = MAKEINTRESOURCE(IDR_MENU_SCIENTIFIC_2);
815 mask = BITMASK_BIN_MASK;
816 break;
817 default:
818 return;
819 }
820
821 if (calc.base != base) {
822 convert_text2number(&calc.code);
823 convert_real_integer(base);
824 calc.base = base;
825 display_rpn_result(hwnd, &calc.code);
826
827 hMenu = GetMenu(hwnd);
828 DestroyMenu(hMenu);
829 hMenu = LoadMenu(calc.hInstance, lpMenuId);
830 SetMenu(hwnd, hMenu);
831 update_menu(hwnd);
832
833 for (n=0; n<SIZEOF(radio_setup); n++)
834 ShowWindow(GetDlgItem(hwnd, radio_setup[n].idc), (radio_setup[n].mask & mask) ? SW_SHOW : SW_HIDE);
835
836 enable_allowed_controls(hwnd, base);
837 }
838
839 CheckRadioButton(hwnd, IDC_RADIO_HEX, IDC_RADIO_BIN, calc.base);
840
841 if (base == IDC_RADIO_DEC)
842 CheckRadioButton(hwnd, IDC_RADIO_DEG, IDC_RADIO_GRAD, calc.degr);
843 else
844 CheckRadioButton(hwnd, IDC_RADIO_QWORD, IDC_RADIO_BYTE, calc.size);
845 }
846
847 static void update_memory_flag(HWND hWnd, BOOL mem_flag)
848 {
849 calc.is_memory = mem_flag;
850 SetDlgItemText(hWnd, IDC_TEXT_MEMORY, mem_flag ? _T("M") : _T(""));
851 }
852
853 static void update_n_stats_items(HWND hWnd, TCHAR *buffer)
854 {
855 unsigned int n = SendDlgItemMessage(hWnd, IDC_LIST_STAT, LB_GETCOUNT, 0, 0);
856
857 _stprintf(buffer, _T("n=%u"), n);
858 SetDlgItemText(hWnd, IDC_TEXT_NITEMS, buffer);
859 }
860
861 static void clean_stat_list(void)
862 {
863 statistic_t *p = calc.stat;
864
865 while (p != NULL) {
866 statistic_t *s = p;
867 p = (statistic_t *)(p->next);
868 rpn_free(&s->num);
869 free(s);
870 }
871 calc.stat = p;
872 }
873
874 static void delete_stat_item(int n)
875 {
876 statistic_t *p = calc.stat;
877 statistic_t *s;
878
879 if (n == 0) {
880 calc.stat = (statistic_t *)p->next;
881 rpn_free(&p->num);
882 free(p);
883 } else {
884 s = (statistic_t *)p->next;
885 while (--n) {
886 p = s;
887 s = (statistic_t *)p->next;
888 }
889 p->next = s->next;
890 rpn_free(&s->num);
891 free(s);
892 }
893 }
894
895 static char *ReadConversion(const char *formula)
896 {
897 size_t len = strlen(formula);
898 char *str = (char *)malloc(len+3);
899
900 if (str == NULL)
901 return NULL;
902
903 str[0] = '(';
904 memcpy(str+1, formula, len);
905 str[len+1] = ')';
906 str[len+2] = '\0';
907
908 _tcscpy(calc.source, (*calc.buffer == _T('\0')) ? _T("0") : calc.buffer);
909
910 /* clear display content before proceeding */
911 calc.ptr = calc.buffer;
912 calc.buffer[0] = _T('\0');
913
914 return str;
915 }
916
917 static INT_PTR CALLBACK DlgStatProc(HWND hWnd, UINT msg, WPARAM wp, LPARAM lp)
918 {
919 TCHAR buffer[SIZEOF(calc.buffer)];
920 DWORD n;
921
922 switch (msg) {
923 case WM_INITDIALOG:
924 return TRUE;
925 case WM_COMMAND:
926 switch (LOWORD(wp)) {
927 case IDC_LIST_STAT:
928 if (HIWORD(wp) == CBN_DBLCLK)
929 SendMessage(hWnd, WM_COMMAND, (WPARAM)IDC_BUTTON_LOAD, 0);
930 return TRUE;
931 case IDC_BUTTON_RET:
932 SetFocus(GetDlgItem(GetParent(hWnd), IDC_BUTTON_FOCUS));
933 return TRUE;
934 case IDC_BUTTON_LOAD:
935 n = SendDlgItemMessage(hWnd, IDC_LIST_STAT, LB_GETCURSEL, 0, 0);
936 if (n == LB_ERR)
937 return TRUE;
938 PostMessage(GetParent(hWnd), WM_LOAD_STAT, (WPARAM)n, 0);
939 return TRUE;
940 case IDC_BUTTON_CD:
941 n = SendDlgItemMessage(hWnd, IDC_LIST_STAT, LB_GETCURSEL, 0, 0);
942 if (n == LB_ERR)
943 return TRUE;
944 SendDlgItemMessage(hWnd, IDC_LIST_STAT, LB_DELETESTRING, (WPARAM)n, 0);
945 update_n_stats_items(hWnd, buffer);
946 delete_stat_item(n);
947 return TRUE;
948 case IDC_BUTTON_CAD:
949 SendDlgItemMessage(hWnd, IDC_LIST_STAT, LB_RESETCONTENT, 0, 0);
950 clean_stat_list();
951 update_n_stats_items(hWnd, buffer);
952 return TRUE;
953 }
954 break;
955 case WM_CLOSE:
956 DestroyWindow(hWnd);
957 return TRUE;
958 case WM_DESTROY:
959 clean_stat_list();
960 PostMessage(GetParent(hWnd), WM_CLOSE_STATS, 0, 0);
961 return TRUE;
962 case WM_INSERT_STAT:
963 prepare_rpn_result(&(((statistic_t *)lp)->num),
964 buffer, SIZEOF(buffer),
965 ((statistic_t *)lp)->base);
966 SendDlgItemMessage(hWnd, IDC_LIST_STAT, LB_ADDSTRING, 0, (LPARAM)buffer);
967 update_n_stats_items(hWnd, buffer);
968 return TRUE;
969 }
970 return FALSE;
971 }
972
973 static WPARAM idm_2_idc(int idm)
974 {
975 int x;
976
977 for (x=0; x<SIZEOF(upd); x++) {
978 if (upd[x].idm == idm)
979 break;
980 }
981 return (WPARAM)(upd[x].idc);
982 }
983
984 static void CopyMemToClipboard(void *ptr)
985 {
986 if(OpenClipboard(NULL)) {
987 HGLOBAL clipbuffer;
988 TCHAR *buffer;
989
990 EmptyClipboard();
991 clipbuffer = GlobalAlloc(GMEM_DDESHARE, (_tcslen(ptr)+1)*sizeof(TCHAR));
992 buffer = (TCHAR *)GlobalLock(clipbuffer);
993 _tcscpy(buffer, ptr);
994 GlobalUnlock(clipbuffer);
995 #ifdef UNICODE
996 SetClipboardData(CF_UNICODETEXT,clipbuffer);
997 #else
998 SetClipboardData(CF_TEXT,clipbuffer);
999 #endif
1000 CloseClipboard();
1001 }
1002 }
1003
1004 static void handle_copy_command(HWND hWnd)
1005 {
1006 TCHAR display[MAX_CALC_SIZE];
1007 UINT n;
1008
1009 n = GetDlgItemText(hWnd, IDC_TEXT_OUTPUT, display, SIZEOF(display));
1010
1011 if (calc.base == IDC_RADIO_DEC && _tcschr(calc.buffer, _T('.')) == NULL)
1012 display[n - calc.sDecimal_len] = _T('\0');
1013
1014 CopyMemToClipboard(display);
1015 }
1016
1017 static char *ReadClipboard(void)
1018 {
1019 char *buffer = NULL;
1020
1021 if (OpenClipboard(NULL)) {
1022 HANDLE hData = GetClipboardData(CF_TEXT);
1023 char *fromClipboard;
1024
1025 if (hData != NULL) {
1026 fromClipboard = (char *)GlobalLock(hData);
1027 if (fromClipboard[0])
1028 buffer = _strupr(_strdup(fromClipboard));
1029 GlobalUnlock( hData );
1030 }
1031 CloseClipboard();
1032 }
1033 return buffer;
1034 }
1035
1036 static char *handle_sequence_input(HWND hwnd, sequence_t *seq)
1037 {
1038 char *ptr = seq->ptr;
1039 int ch, x;
1040
1041 ch = *ptr++;
1042 if (ch == '\\')
1043 PostMessage(hwnd, WM_COMMAND, (WPARAM)IDC_BUTTON_DAT, 0);
1044 else
1045 if (ch == ':') {
1046 ch = *ptr;
1047 if (ch != '\0')
1048 ptr++;
1049 switch (ch) {
1050 case 'C': PostMessage(hwnd, WM_COMMAND, (WPARAM)IDC_BUTTON_MC, 0); break;
1051 case 'E': PostMessage(hwnd, WM_COMMAND, (WPARAM)IDC_BUTTON_EXP,0); break;
1052 case 'M': PostMessage(hwnd, WM_COMMAND, (WPARAM)IDC_BUTTON_MS, 0); break;
1053 case 'P': PostMessage(hwnd, WM_COMMAND, (WPARAM)IDC_BUTTON_MP, 0); break;
1054 case 'Q': PostMessage(hwnd, WM_COMMAND, (WPARAM)IDC_BUTTON_CANC, 0); break;
1055 case 'R': PostMessage(hwnd, WM_COMMAND, (WPARAM)IDC_BUTTON_MR, 0); break;
1056 }
1057 } else
1058 if (ch == '$') {
1059 calc.ptr =
1060 _tcscpy(calc.buffer, calc.source) +
1061 _tcslen(calc.source);
1062 } else {
1063 for (x=0; x<SIZEOF(key2code); x++) {
1064 if (!(key2code[x].mask & BITMASK_IS_ASCII) ||
1065 (key2code[x].mask & BITMASK_IS_CTRL))
1066 continue;
1067 if (key2code[x].key == ch) {
1068 PostMessage(hwnd, WM_COMMAND, (WPARAM)key2code[x].idc, 0);
1069 break;
1070 }
1071 }
1072 }
1073
1074 if (*ptr != '\0')
1075 {
1076 seq->ptr = ptr;
1077 PostMessage(hwnd, seq->wm_msg, 0, 0);
1078 } else {
1079 free(seq->data);
1080 seq->data = seq->ptr = ptr = NULL;
1081 }
1082 return ptr;
1083 }
1084
1085 static void run_dat_sta(calc_number_t *a)
1086 {
1087 statistic_t *s = (statistic_t *)malloc(sizeof(statistic_t));
1088 statistic_t *p = calc.stat;
1089
1090 rpn_alloc(&s->num);
1091 rpn_copy(&s->num, a);
1092 s->base = calc.base;
1093 s->next = NULL;
1094 if (p == NULL)
1095 calc.stat = s;
1096 else {
1097 while (p->next != NULL)
1098 p = (statistic_t *)(p->next);
1099 p->next = s;
1100 }
1101 PostMessage(calc.hStatWnd, WM_INSERT_STAT, 0, (LPARAM)s);
1102 }
1103
1104 static void run_mp(calc_number_t *c)
1105 {
1106 calc_node_t cn;
1107
1108 cn.number = *c;
1109 cn.base = calc.base;
1110 run_operator(&calc.memory, &calc.memory, &cn, RPN_OPERATOR_ADD);
1111 update_memory_flag(calc.hWnd, TRUE);
1112 }
1113
1114 static void run_mm(calc_number_t *c)
1115 {
1116 calc_node_t cn;
1117
1118 cn.number = *c;
1119 cn.base = calc.base;
1120 run_operator(&calc.memory, &calc.memory, &cn, RPN_OPERATOR_SUB);
1121 update_memory_flag(calc.hWnd, TRUE);
1122 }
1123
1124 static void run_ms(calc_number_t *c)
1125 {
1126 rpn_copy(&calc.memory.number, c);
1127 calc.memory.base = calc.base;
1128 update_memory_flag(calc.hWnd, rpn_is_zero(&calc.memory.number) ? FALSE : TRUE);
1129 }
1130
1131 static void run_mw(calc_number_t *c)
1132 {
1133 calc_number_t tmp;
1134
1135 rpn_copy(&tmp, &calc.memory.number);
1136 rpn_copy(&calc.memory.number, c);
1137 calc.memory.base = calc.base;
1138 if (calc.is_memory)
1139 rpn_copy(c, &tmp);
1140 update_memory_flag(calc.hWnd, rpn_is_zero(&calc.memory.number) ? FALSE : TRUE);
1141 }
1142
1143 static statistic_t *upload_stat_number(int n)
1144 {
1145 statistic_t *p = calc.stat;
1146
1147 if (p == NULL)
1148 return p;
1149
1150 while (n--) {
1151 p = (statistic_t *)(p->next);
1152 if (p == NULL)
1153 return p;
1154 }
1155
1156 #ifndef ENABLE_MULTI_PRECISION
1157 if (calc.base != p->base) {
1158 if (calc.base == IDC_RADIO_DEC)
1159 calc.code.f = (double)p->num.i;
1160 else {
1161 calc.code.i = (__int64)p->num.f;
1162 apply_int_mask(&calc.code);
1163 }
1164 } else
1165 #endif
1166 rpn_copy(&calc.code, &p->num);
1167
1168 calc.is_nan = FALSE;
1169
1170 return p;
1171 }
1172
1173 static void run_fe(calc_number_t *number)
1174 {
1175 calc.sci_out = ((calc.sci_out != FALSE) ? FALSE : TRUE);
1176 }
1177
1178 static void handle_context_menu(HWND hWnd, WPARAM wp, LPARAM lp)
1179 {
1180 TCHAR text[64];
1181 HMENU hMenu = CreatePopupMenu();
1182 BOOL idm;
1183
1184 LoadString(calc.hInstance, IDS_QUICKHELP, text, SIZEOF(text));
1185 AppendMenu(hMenu, MF_STRING | MF_ENABLED, IDM_HELP_HELP, text);
1186 idm = TrackPopupMenu( hMenu,
1187 TPM_LEFTALIGN | TPM_TOPALIGN | TPM_RETURNCMD | TPM_RIGHTBUTTON,
1188 LOWORD(lp),
1189 HIWORD(lp),
1190 0,
1191 hWnd,
1192 NULL);
1193 DestroyMenu(hMenu);
1194 #ifndef DISABLE_HTMLHELP_SUPPORT
1195 if (idm) {
1196 HH_POPUP popup;
1197
1198 memset(&popup, 0, sizeof(popup));
1199 popup.cbStruct = sizeof(HH_POPUP);
1200 popup.clrForeground = 1;
1201 popup.clrBackground = -1;
1202 popup.pt.x = LOWORD(lp);
1203 popup.pt.y = HIWORD(lp);
1204 popup.rcMargins.top = -1;
1205 popup.rcMargins.bottom = -1;
1206 popup.rcMargins.left = -1;
1207 popup.rcMargins.right = -1;
1208 popup.idString = GetWindowLongPtr((HWND)wp, GWL_ID);
1209 calc_HtmlHelp((HWND)wp, HTMLHELP_PATH("/popups.txt"), HH_DISPLAY_TEXT_POPUP, (DWORD_PTR)&popup);
1210 }
1211 #else
1212 (void)idm;
1213 #endif
1214 }
1215
1216 static void run_canc(calc_number_t *c)
1217 {
1218 flush_postfix();
1219 rpn_zero(c);
1220
1221 /* clear also scientific display modes */
1222 calc.sci_out = FALSE;
1223 calc.sci_in = FALSE;
1224
1225 /* clear state of inv and hyp flags */
1226 CheckDlgButton(calc.hWnd, IDC_CHECK_INV, BST_UNCHECKED);
1227 CheckDlgButton(calc.hWnd, IDC_CHECK_HYP, BST_UNCHECKED);
1228 }
1229
1230 static void run_rpar(calc_number_t *c)
1231 {
1232 exec_closeparent(c);
1233 }
1234
1235 static void run_lpar(calc_number_t *c)
1236 {
1237 exec_infix2postfix(c, RPN_OPERATOR_PARENT);
1238 }
1239
1240 static LRESULT CALLBACK SubclassButtonProc(HWND hWnd, WPARAM wp, LPARAM lp)
1241 {
1242 LPDRAWITEMSTRUCT dis = (LPDRAWITEMSTRUCT)lp;
1243 UINT dwText;
1244 TCHAR text[64];
1245 int dx, dy, len;
1246 SIZE size;
1247 POINT pt;
1248
1249 if(dis->CtlType == ODT_BUTTON)
1250 {
1251 HTHEME hTheme = NULL;
1252 LPBTNINFO lpBtnInfo;
1253
1254 if (calc_IsAppThemed() && calc_IsThemeActive())
1255 hTheme = calc_OpenThemeData(hWnd, L"Button");
1256
1257 if (hTheme)
1258 {
1259 int iState = 0;
1260
1261 if ((dis->itemState & ODS_DISABLED))
1262 iState |= PBS_DISABLED;
1263 if ((dis->itemState & ODS_SELECTED))
1264 iState |= PBS_PRESSED;
1265
1266 lpBtnInfo = (LPBTNINFO)GetWindowLongPtr(dis->hwndItem, GWLP_USERDATA);
1267 if (lpBtnInfo != NULL)
1268 {
1269 if (lpBtnInfo->bHover)
1270 iState |= PBS_HOT;
1271 }
1272
1273 if (calc_IsThemeBackgroundPartiallyTransparent(hTheme, BP_PUSHBUTTON, iState))
1274 {
1275 calc_DrawThemeParentBackground(dis->hwndItem, dis->hDC, &dis->rcItem);
1276 }
1277
1278 // Draw the frame around the control
1279 calc_DrawThemeBackground(hTheme, dis->hDC, BP_PUSHBUTTON, iState, &dis->rcItem, NULL);
1280
1281 calc_CloseThemeData(hTheme);
1282 } else {
1283 /* default state: unpushed */
1284 DWORD dwStyle = 0;
1285
1286 if ((dis->itemState & ODS_SELECTED))
1287 dwStyle = DFCS_PUSHED;
1288
1289 DrawFrameControl(dis->hDC, &dis->rcItem, DFC_BUTTON, DFCS_BUTTONPUSH | dwStyle);
1290 }
1291
1292 /* button text to write */
1293 len = GetWindowText(dis->hwndItem, text, SIZEOF(text));
1294
1295 /*
1296 * little exception: 1/x has different color
1297 * in standard and scientific modes
1298 */
1299 if ((calc.layout == CALC_LAYOUT_STANDARD ||
1300 calc.layout == CALC_LAYOUT_CONVERSION) &&
1301 IDC_BUTTON_RX == dis->CtlID) {
1302 SetTextColor(dis->hDC, CALC_CLR_BLUE);
1303 } else
1304 for (dx=0; dx<SIZEOF(key2code); dx++) {
1305 if (key2code[dx].idc == dis->CtlID) {
1306 SetTextColor(dis->hDC, key2code[dx].col);
1307 break;
1308 }
1309 }
1310
1311 /* No background, to avoid corruption of the texture */
1312 SetBkMode(dis->hDC, TRANSPARENT);
1313
1314 /* Default state: enabled */
1315 dwText = 0;
1316 if ((dis->itemState & ODS_DISABLED))
1317 dwText = DSS_DISABLED;
1318
1319 /* Draw the text in the button */
1320 GetTextExtentPoint32(dis->hDC, text, len, &size);
1321 dx = ((dis->rcItem.right-dis->rcItem.left) - size.cx) >> 1;
1322 dy = ((dis->rcItem.bottom-dis->rcItem.top) - size.cy) >> 1;
1323 if ((dis->itemState & ODS_SELECTED)) {
1324 dx++;
1325 dy++;
1326 }
1327 pt.x = dis->rcItem.left + dx;
1328 pt.y = dis->rcItem.top + dy;
1329 DrawState(dis->hDC, NULL, NULL, (LPARAM)text, 0, pt.x, pt.y, size.cx, size.cy, DST_TEXT | dwText);
1330 }
1331 return 1L;
1332 }
1333
1334 static INT_PTR CALLBACK HotButtonProc(HWND hWnd, UINT msg, WPARAM wp, LPARAM lp)
1335 {
1336 LPBTNINFO lpBtnInfo = (LPBTNINFO)GetWindowLongPtr(hWnd, GWLP_USERDATA);
1337 TRACKMOUSEEVENT mouse_event;
1338
1339 switch (msg) {
1340 case WM_MOUSEMOVE:
1341 mouse_event.cbSize = sizeof(TRACKMOUSEEVENT);
1342 mouse_event.dwFlags = TME_QUERY;
1343 if (!TrackMouseEvent(&mouse_event) || !(mouse_event.dwFlags & (TME_HOVER|TME_LEAVE)))
1344 {
1345 mouse_event.dwFlags = TME_HOVER|TME_LEAVE;
1346 mouse_event.hwndTrack = hWnd;
1347 mouse_event.dwHoverTime = 1;
1348 TrackMouseEvent(&mouse_event);
1349 }
1350 break;
1351
1352 case WM_MOUSEHOVER:
1353 lpBtnInfo->bHover = TRUE;
1354 InvalidateRect(hWnd, NULL, FALSE);
1355 break;
1356
1357 case WM_MOUSELEAVE:
1358 lpBtnInfo->bHover = FALSE;
1359 InvalidateRect(hWnd, NULL, FALSE);
1360 break;
1361 }
1362
1363 return CallWindowProc(lpBtnInfo->oldProc, hWnd, msg, wp, lp);
1364 }
1365
1366 static BOOL CALLBACK EnumChildProc(HWND hWnd, LPARAM lParam)
1367 {
1368 TCHAR szClass[64];
1369
1370 if (!GetClassName(hWnd, szClass, SIZEOF(szClass)))
1371 return TRUE;
1372
1373 if (!_tcscmp(szClass, WC_BUTTON))
1374 {
1375 int *pnCtrls = (int *)lParam;
1376 int nCtrls = *pnCtrls;
1377
1378 BtnInfo[nCtrls].oldProc = (WNDPROC)GetWindowLongPtr(hWnd, GWLP_WNDPROC);
1379 BtnInfo[nCtrls].bHover = FALSE;
1380
1381 SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR)&BtnInfo[nCtrls]);
1382 SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LONG_PTR)HotButtonProc);
1383
1384 *pnCtrls = ++nCtrls;
1385 }
1386 return TRUE;
1387 }
1388
1389 static INT_PTR CALLBACK OnSettingChange(HWND hWnd, WPARAM wParam, LPARAM lParam)
1390 {
1391 /* Check for user policy and area string valid */
1392 if (wParam == 0 && lParam != 0)
1393 {
1394 LPTSTR lpArea = (LPTSTR)lParam;
1395
1396 /* Check if a parameter has been changed into the locale settings */
1397 if (!_tcsicmp(lpArea, _T("intl")))
1398 {
1399 /* Re-load locale parameters */
1400 UpdateNumberIntl();
1401
1402 /* Update text for decimal button */
1403 SetDlgItemText(hWnd, IDC_BUTTON_DOT, calc.sDecimal);
1404
1405 /* Update text into the output display */
1406 update_lcd_display(hWnd);
1407 }
1408 }
1409 return 0;
1410 }
1411
1412 static INT_PTR CALLBACK DlgMainProc(HWND hWnd, UINT msg, WPARAM wp, LPARAM lp)
1413 {
1414 unsigned int x;
1415 RECT rc;
1416
1417 switch (msg) {
1418 case WM_DRAWITEM:
1419 return SubclassButtonProc(hWnd, wp, lp);
1420
1421 case WM_INITDIALOG:
1422 #ifdef DISABLE_HTMLHELP_SUPPORT
1423 EnableMenuItem(GetMenu(hWnd), IDM_HELP_HELP, MF_BYCOMMAND | MF_GRAYED);
1424 #endif
1425 calc.hWnd=hWnd;
1426 /* Enumerate children and apply hover function */
1427 BtnCount = 0;
1428 EnumChildWindows(hWnd, EnumChildProc, (LPARAM)&BtnCount);
1429
1430 #ifdef USE_KEYBOARD_HOOK
1431 calc.hKeyboardHook=SetWindowsHookEx(
1432 WH_KEYBOARD,
1433 KeyboardHookProc,
1434 NULL,
1435 GetCurrentThreadId()
1436 );
1437 #endif
1438 rpn_zero(&calc.code);
1439 calc.sci_out = FALSE;
1440 calc.base = IDC_RADIO_DEC;
1441 calc.size = IDC_RADIO_QWORD;
1442 calc.degr = IDC_RADIO_DEG;
1443 calc.ptr = calc.buffer;
1444 calc.is_nan = FALSE;
1445 enable_allowed_controls(hWnd, IDC_RADIO_DEC);
1446 update_radio(hWnd, IDC_RADIO_DEC);
1447 update_menu(hWnd);
1448 display_rpn_result(hWnd, &calc.code);
1449 update_memory_flag(hWnd, calc.is_memory);
1450 /* remove keyboard focus */
1451 SetFocus(GetDlgItem(hWnd, IDC_BUTTON_FOCUS));
1452 /* set our calc icon */
1453 SendMessage(hWnd, WM_SETICON, ICON_BIG, (LPARAM)calc.hBgIcon);
1454 SendMessage(hWnd, WM_SETICON, ICON_SMALL, (LPARAM)calc.hSmIcon);
1455 /* update text for decimal button */
1456 SetDlgItemText(hWnd, IDC_BUTTON_DOT, calc.sDecimal);
1457 /* Fill combo box for conversion */
1458 if (calc.layout == CALC_LAYOUT_CONVERSION)
1459 ConvInit(hWnd);
1460 /* Restore the window at the same position it was */
1461 if (calc.x_coord >= 0 && calc.y_coord >= 0) {
1462 int w, h, sw, sh;
1463
1464 GetWindowRect(hWnd, &rc);
1465 w = rc.right-rc.left;
1466 h = rc.bottom-rc.top;
1467 sw = GetSystemMetrics(SM_CXSCREEN);
1468 sh = GetSystemMetrics(SM_CYSCREEN);
1469 if (calc.x_coord+w > sw) calc.x_coord = sw - w;
1470 if (calc.y_coord+h > sh) calc.y_coord = sh - h;
1471 MoveWindow(hWnd, calc.x_coord, calc.y_coord, w, h, FALSE);
1472 }
1473 break;
1474 case WM_CTLCOLORSTATIC:
1475 if ((HWND)lp == GetDlgItem(hWnd, IDC_TEXT_OUTPUT))
1476 return (LRESULT)GetStockObject(WHITE_BRUSH);
1477 break;
1478 case WM_HANDLE_CLIPBOARD:
1479 handle_sequence_input(hWnd, &calc.Clipboard);
1480 return TRUE;
1481 case WM_COMMAND:
1482 /*
1483 * if selection of category is changed, we must
1484 * update the content of the "from/to" combo boxes.
1485 */
1486 if (wp == MAKEWPARAM(IDC_COMBO_CATEGORY, CBN_SELCHANGE)) {
1487 ConvAdjust(hWnd, SendDlgItemMessage(hWnd, IDC_COMBO_CATEGORY, CB_GETCURSEL, 0, 0));
1488 return TRUE;
1489 }
1490 if (HIWORD(wp) != BN_CLICKED && HIWORD(wp) != BN_DBLCLK)
1491 break;
1492 /* avoid flicker if the user selects from keyboard */
1493 if (GetFocus() != GetDlgItem(hWnd, IDC_BUTTON_FOCUS))
1494 SetFocus(GetDlgItem(hWnd, IDC_BUTTON_FOCUS));
1495 switch (LOWORD(wp)) {
1496 case IDM_HELP_ABOUT:
1497 {
1498 TCHAR infotitle[100];
1499 TCHAR infotext[200];
1500 LoadString(calc.hInstance, IDS_CALC_NAME, infotitle, SIZEOF(infotitle));
1501 LoadString(calc.hInstance, IDS_AUTHOR, infotext, SIZEOF(infotext));
1502 ShellAbout(hWnd, infotitle, infotext, calc.hBgIcon);
1503 return TRUE;
1504 }
1505 case IDM_HELP_HELP:
1506 #ifndef DISABLE_HTMLHELP_SUPPORT
1507 calc_HtmlHelp(hWnd, HTMLHELP_PATH("/general_information.htm"), HH_DISPLAY_TOPIC, (DWORD_PTR)NULL);
1508 #endif
1509 return TRUE;
1510 case IDM_VIEW_STANDARD:
1511 calc.layout = CALC_LAYOUT_STANDARD;
1512 calc.action = IDM_VIEW_STANDARD;
1513 DestroyWindow(hWnd);
1514 return TRUE;
1515 case IDM_VIEW_SCIENTIFIC:
1516 calc.layout = CALC_LAYOUT_SCIENTIFIC;
1517 calc.action = IDM_VIEW_SCIENTIFIC;
1518 DestroyWindow(hWnd);
1519 return TRUE;
1520 case IDM_VIEW_CONVERSION:
1521 calc.layout = CALC_LAYOUT_CONVERSION;
1522 calc.action = IDM_VIEW_CONVERSION;
1523 DestroyWindow(hWnd);
1524 return TRUE;
1525 case IDM_VIEW_HEX:
1526 case IDM_VIEW_DEC:
1527 case IDM_VIEW_OCT:
1528 case IDM_VIEW_BIN:
1529 case IDM_VIEW_DEG:
1530 case IDM_VIEW_RAD:
1531 case IDM_VIEW_GRAD:
1532 case IDM_VIEW_QWORD:
1533 case IDM_VIEW_DWORD:
1534 case IDM_VIEW_WORD:
1535 case IDM_VIEW_BYTE:
1536 SendMessage(hWnd, WM_COMMAND, idm_2_idc(LOWORD(wp)), 0);
1537 return TRUE;
1538 case IDM_EDIT_COPY:
1539 handle_copy_command(hWnd);
1540 return TRUE;
1541 case IDM_EDIT_PASTE:
1542 if (calc.Clipboard.data != NULL)
1543 break;
1544 calc.Clipboard.data = ReadClipboard();
1545 if (calc.Clipboard.data != NULL) {
1546 /* clear the content of the display before pasting */
1547 PostMessage(hWnd, WM_COMMAND, IDC_BUTTON_CE, 0);
1548 calc.Clipboard.ptr = calc.Clipboard.data;
1549 calc.Clipboard.wm_msg = WM_HANDLE_CLIPBOARD;
1550 handle_sequence_input(hWnd, &calc.Clipboard);
1551 }
1552 return TRUE;
1553 case IDM_VIEW_GROUP:
1554 calc.usesep = (calc.usesep ? FALSE : TRUE);
1555 update_menu(hWnd);
1556 update_lcd_display(hWnd);
1557 return TRUE;
1558 case IDC_BUTTON_CONVERT:
1559 ConvExecute(hWnd);
1560 return TRUE;
1561 case IDC_BUTTON_CE: {
1562 calc_number_t tmp;
1563 rpn_zero(&tmp);
1564 display_rpn_result(hWnd, &tmp);
1565 }
1566 return TRUE;
1567 case IDC_RADIO_DEC:
1568 case IDC_RADIO_HEX:
1569 case IDC_RADIO_OCT:
1570 case IDC_RADIO_BIN:
1571 /* GNU WINDRES is bugged so I must always force radio update */
1572 /* (Fix for Win95/98) */
1573 #ifdef _MSC_VER
1574 if (calc.base == LOWORD(wp))
1575 break;
1576 #endif
1577 calc.is_nan = FALSE;
1578 update_radio(hWnd, LOWORD(wp));
1579 return TRUE;
1580 case IDC_RADIO_DEG:
1581 case IDC_RADIO_RAD:
1582 case IDC_RADIO_GRAD:
1583 /* GNU WINDRES is bugged so I must always force radio update */
1584 /* (Fix for Win95/98) */
1585 #ifdef _MSC_VER
1586 if (calc.degr == LOWORD(wp))
1587 break;
1588 #endif
1589 calc.degr = LOWORD(wp);
1590 calc.is_nan = FALSE;
1591 update_menu(hWnd);
1592 return TRUE;
1593 case IDC_RADIO_QWORD:
1594 case IDC_RADIO_DWORD:
1595 case IDC_RADIO_WORD:
1596 case IDC_RADIO_BYTE:
1597 /* GNU WINDRES is bugged so I must always force radio update */
1598 /* (Fix for Win95/98) */
1599 #ifdef _MSC_VER
1600 if (calc.size == LOWORD(wp))
1601 break;
1602 #endif
1603 calc.size = LOWORD(wp);
1604 calc.is_nan = FALSE;
1605 update_menu(hWnd);
1606 /*
1607 * update the content of the display
1608 */
1609 convert_text2number(&calc.code);
1610 apply_int_mask(&calc.code);
1611 display_rpn_result(hWnd, &calc.code);
1612 return TRUE;
1613 case IDC_BUTTON_1:
1614 case IDC_BUTTON_2:
1615 case IDC_BUTTON_3:
1616 case IDC_BUTTON_4:
1617 case IDC_BUTTON_5:
1618 case IDC_BUTTON_6:
1619 case IDC_BUTTON_7:
1620 case IDC_BUTTON_8:
1621 case IDC_BUTTON_9:
1622 case IDC_BUTTON_0:
1623 case IDC_BUTTON_DOT:
1624 case IDC_BUTTON_A:
1625 case IDC_BUTTON_B:
1626 case IDC_BUTTON_C:
1627 case IDC_BUTTON_D:
1628 case IDC_BUTTON_E:
1629 case IDC_BUTTON_F:
1630 calc.is_nan = FALSE;
1631 build_operand(hWnd, LOWORD(wp));
1632 return TRUE;
1633 case IDC_BUTTON_PERCENT:
1634 case IDC_BUTTON_ADD:
1635 case IDC_BUTTON_SUB:
1636 case IDC_BUTTON_MULT:
1637 case IDC_BUTTON_DIV:
1638 case IDC_BUTTON_MOD:
1639 case IDC_BUTTON_AND:
1640 case IDC_BUTTON_OR:
1641 case IDC_BUTTON_XOR:
1642 case IDC_BUTTON_LSH:
1643 case IDC_BUTTON_RSH:
1644 case IDC_BUTTON_EQU:
1645 case IDC_BUTTON_XeY:
1646 case IDC_BUTTON_XrY:
1647 if (calc.is_nan) break;
1648 /*
1649 * LSH and XeY buttons hold also the RSH and XrY functions with INV modifier,
1650 * but since they are two operand operators, they must be handled here.
1651 */
1652 if ((get_modifiers(hWnd) & MODIFIER_INV))
1653 {
1654 WPARAM IdcSim = IDC_STATIC;
1655
1656 switch (LOWORD(wp)) {
1657 case IDC_BUTTON_LSH: IdcSim = MAKEWPARAM(IDC_BUTTON_RSH, BN_CLICKED); break;
1658 case IDC_BUTTON_XeY: IdcSim = MAKEWPARAM(IDC_BUTTON_XrY, BN_CLICKED); break;
1659 }
1660
1661 if (IdcSim != IDC_STATIC)
1662 {
1663 PostMessage(hWnd, WM_COMMAND, IdcSim, 0);
1664 CheckDlgButton(hWnd, IDC_CHECK_INV, BST_UNCHECKED);
1665 break;
1666 }
1667 }
1668
1669 for (x=0; x<SIZEOF(operator_codes); x++) {
1670 if (LOWORD(wp) == operator_codes[x]) {
1671 convert_text2number(&calc.code);
1672
1673 if (calc.ptr == calc.buffer) {
1674 if (calc.last_operator != x) {
1675 if (x != RPN_OPERATOR_EQUAL)
1676 exec_change_infix();
1677 } else
1678 if (x == RPN_OPERATOR_EQUAL) {
1679 exec_infix2postfix(&calc.code, calc.prev_operator);
1680 rpn_copy(&calc.code, &calc.prev);
1681 } else
1682 break;
1683 }
1684
1685 /* if no change then quit silently, */
1686 /* without display updates */
1687 if (!exec_infix2postfix(&calc.code, x))
1688 break;
1689
1690 display_rpn_result(hWnd, &calc.code);
1691 break;
1692 }
1693 }
1694 return TRUE;
1695 case IDC_BUTTON_BACK:
1696 if (calc.sci_in) {
1697 if (calc.esp == 0) {
1698 TCHAR *ptr;
1699
1700 calc.sci_in = FALSE;
1701 ptr = _tcschr(calc.ptr, _T('e'));
1702 if (ptr)
1703 *ptr = _T('\0');
1704 update_lcd_display(hWnd);
1705 } else {
1706 calc.esp /= 10;
1707 build_operand(hWnd, IDC_STATIC);
1708 }
1709 } else
1710 if (calc.ptr != calc.buffer) {
1711 *--calc.ptr = _T('\0');
1712 if (!_tcscmp(calc.buffer, _T("-")) ||
1713 !_tcscmp(calc.buffer, _T("-0")) ||
1714 !_tcscmp(calc.buffer, _T("0"))) {
1715 calc.ptr = calc.buffer;
1716 calc.buffer[0] = _T('\0');
1717 }
1718 update_lcd_display(hWnd);
1719 }
1720 return TRUE;
1721 case IDC_BUTTON_MC:
1722 rpn_zero(&calc.memory.number);
1723 update_memory_flag(hWnd, FALSE);
1724 return TRUE;
1725 case IDC_BUTTON_MR:
1726 if (calc.is_memory) {
1727 calc.is_nan = FALSE;
1728 rpn_copy(&calc.code, &calc.memory.number);
1729 display_rpn_result(hWnd, &calc.code);
1730 }
1731 return TRUE;
1732 case IDC_BUTTON_EXP:
1733 if (calc.sci_in || calc.is_nan || calc.buffer == calc.ptr)
1734 break;
1735 calc.sci_in = TRUE;
1736 calc.esp = 0;
1737 build_operand(hWnd, IDC_STATIC);
1738 return TRUE;
1739 case IDC_BUTTON_SIGN:
1740 if (calc.sci_in) {
1741 calc.esp = 0-calc.esp;
1742 build_operand(hWnd, IDC_STATIC);
1743 } else {
1744 if (calc.is_nan || calc.buffer[0] == _T('\0'))
1745 break;
1746
1747 if (calc.buffer[0] == _T('-')) {
1748 /* make the number positive */
1749 memmove(calc.buffer, calc.buffer+1, sizeof(calc.buffer)-1);
1750 if (calc.buffer != calc.ptr)
1751 calc.ptr--;
1752 } else {
1753 /* if first char is '0' and no dot, it isn't valid */
1754 if (calc.buffer[0] == _T('0') &&
1755 calc.buffer[1] != _T('.'))
1756 break;
1757 /* make the number negative */
1758 memmove(calc.buffer+1, calc.buffer, sizeof(calc.buffer)-1);
1759 calc.buffer[0] = _T('-');
1760 if (calc.buffer != calc.ptr)
1761 calc.ptr++;
1762 }
1763 /* If the input buffer is empty, then
1764 we change also the sign of calc.code
1765 because it could be the result of a
1766 previous calculation. */
1767 if (calc.buffer == calc.ptr)
1768 rpn_sign(&calc.code);
1769 update_lcd_display(hWnd);
1770 }
1771 return TRUE;
1772 case IDC_BUTTON_RIGHTPAR:
1773 case IDC_BUTTON_LEFTPAR:
1774 case IDC_BUTTON_CANC:
1775 case IDC_BUTTON_MP:
1776 case IDC_BUTTON_DAT:
1777 case IDC_BUTTON_FE:
1778 case IDC_BUTTON_DMS:
1779 case IDC_BUTTON_SQRT:
1780 case IDC_BUTTON_S:
1781 case IDC_BUTTON_SUM:
1782 case IDC_BUTTON_AVE:
1783 case IDC_BUTTON_NF:
1784 case IDC_BUTTON_LN:
1785 case IDC_BUTTON_LOG:
1786 case IDC_BUTTON_Xe2:
1787 case IDC_BUTTON_Xe3:
1788 case IDC_BUTTON_PI:
1789 case IDC_BUTTON_NOT:
1790 case IDC_BUTTON_RX:
1791 case IDC_BUTTON_INT:
1792 case IDC_BUTTON_SIN:
1793 case IDC_BUTTON_COS:
1794 case IDC_BUTTON_TAN:
1795 case IDC_BUTTON_MS:
1796 for (x=0; x<SIZEOF(function_table); x++) {
1797 if (LOWORD(wp) == function_table[x].idc) {
1798 rpn_callback1 cb = NULL;
1799
1800 /* test if NaN state is important or not */
1801 if (calc.is_nan && function_table[x].check_nan) break;
1802 /* otherwise, it's cleared */
1803 calc.is_nan = FALSE;
1804
1805 switch (get_modifiers(hWnd) & function_table[x].range) {
1806 case 0:
1807 cb = function_table[x].direct;
1808 break;
1809 case MODIFIER_INV:
1810 cb = function_table[x].inverse;
1811 break;
1812 case MODIFIER_HYP:
1813 cb = function_table[x].hyperb;
1814 break;
1815 case MODIFIER_INV|MODIFIER_HYP:
1816 cb = function_table[x].inv_hyp;
1817 break;
1818 }
1819 if (cb != NULL) {
1820 convert_text2number(&calc.code);
1821 cb(&calc.code);
1822 // display_rpn_result(hWnd, &calc.code);
1823 set_rpn_result(hWnd, &calc.code);
1824
1825 if ((function_table[x].range & NO_CHAIN))
1826 calc.ptr = calc.buffer;
1827
1828 // if (!(function_table[x].range & NO_CHAIN))
1829 // exec_infix2postfix(&calc.code, RPN_OPERATOR_NONE);
1830 if (function_table[x].range & MODIFIER_INV)
1831 CheckDlgButton(hWnd, IDC_CHECK_INV, BST_UNCHECKED);
1832 if (function_table[x].range & MODIFIER_HYP)
1833 CheckDlgButton(hWnd, IDC_CHECK_HYP, BST_UNCHECKED);
1834 }
1835 break;
1836 }
1837 }
1838 return TRUE;
1839 case IDC_BUTTON_STA:
1840 if (IsWindow(calc.hStatWnd))
1841 break;
1842 calc.hStatWnd = CreateDialog(calc.hInstance,
1843 MAKEINTRESOURCE(IDD_DIALOG_STAT), hWnd, DlgStatProc);
1844 if (calc.hStatWnd != NULL) {
1845 enable_allowed_controls(hWnd, calc.base);
1846 SendMessage(calc.hStatWnd, WM_SETFOCUS, 0, 0);
1847 }
1848 return TRUE;
1849 }
1850 break;
1851 case WM_CLOSE_STATS:
1852 calc.hStatWnd = NULL;
1853 enable_allowed_controls(hWnd, calc.base);
1854 return TRUE;
1855 case WM_LOAD_STAT:
1856 if (upload_stat_number((int)LOWORD(wp)) != NULL)
1857 display_rpn_result(hWnd, &calc.code);
1858 return TRUE;
1859 case WM_START_CONV:
1860 x = LOWORD(lp);
1861 calc.Convert[x].data = ReadConversion(calc.Convert[x].data);
1862 if (calc.Convert[x].data != NULL) {
1863 calc.Convert[x].ptr = calc.Convert[x].data;
1864 PostMessage(hWnd, HIWORD(lp), 0, 0);
1865 }
1866 return TRUE;
1867 case WM_HANDLE_FROM:
1868 if (calc.is_nan)
1869 break;
1870 if (handle_sequence_input(hWnd, &calc.Convert[0]) == NULL)
1871 PostMessage(hWnd, WM_START_CONV, 0,
1872 MAKELPARAM(0x0001, WM_HANDLE_TO));
1873 return TRUE;
1874 case WM_HANDLE_TO:
1875 if (!calc.is_nan)
1876 handle_sequence_input(hWnd, &calc.Convert[1]);
1877 return TRUE;
1878 case WM_CLOSE:
1879 calc.action = IDC_STATIC;
1880 DestroyWindow(hWnd);
1881 return TRUE;
1882
1883 case WM_DESTROY:
1884 /* Get (x,y) position of the calculator */
1885 GetWindowRect(hWnd, &rc);
1886 calc.x_coord = rc.left;
1887 calc.y_coord = rc.top;
1888 #ifdef USE_KEYBOARD_HOOK
1889 UnhookWindowsHookEx(calc.hKeyboardHook);
1890 #endif
1891 PostQuitMessage(0);
1892 return TRUE;
1893 case WM_CONTEXTMENU:
1894 if ((HWND)wp != hWnd)
1895 handle_context_menu(hWnd, wp, lp);
1896 return TRUE;
1897 case WM_ENTERMENULOOP:
1898 calc.is_menu_on = TRUE;
1899 /* Check if a valid format is available in the clipboard */
1900 EnableMenuItem(GetSubMenu(GetMenu(hWnd), 0),
1901 IDM_EDIT_PASTE,
1902 MF_BYCOMMAND|
1903 (IsClipboardFormatAvailable(CF_TEXT) ?
1904 MF_ENABLED : MF_GRAYED));
1905 break;
1906 case WM_EXITMENULOOP:
1907 calc.is_menu_on = FALSE;
1908 break;
1909
1910 case WM_SETTINGCHANGE:
1911 return OnSettingChange(hWnd, wp, lp);
1912
1913 case WM_THEMECHANGED:
1914 InvalidateRect(hWnd, NULL, FALSE);
1915 break;
1916 }
1917 return FALSE;
1918 }
1919
1920 #if defined(__GNUC__) && !defined(__REACTOS__)
1921 int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
1922 #else
1923 int WINAPI _tWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nShowCmd)
1924 #endif
1925 {
1926 MSG msg;
1927 DWORD dwLayout;
1928
1929 /* Initialize controls for theming & manifest support */
1930 InitCommonControls();
1931
1932 calc.hInstance = hInstance;
1933
1934 calc.x_coord = -1;
1935 calc.y_coord = -1;
1936
1937 load_config();
1938 start_rpn_engine();
1939
1940 HtmlHelp_Start(hInstance);
1941
1942 Theme_Start(hInstance);
1943
1944 calc.hBgIcon = LoadImage(
1945 hInstance,
1946 MAKEINTRESOURCE(IDI_CALC),
1947 IMAGE_ICON,
1948 GetSystemMetrics(SM_CXICON),
1949 GetSystemMetrics(SM_CYICON),
1950 0);
1951
1952 calc.hSmIcon = LoadImage(
1953 hInstance,
1954 MAKEINTRESOURCE(IDI_CALC),
1955 IMAGE_ICON,
1956 GetSystemMetrics(SM_CXSMICON),
1957 GetSystemMetrics(SM_CYSMICON),
1958 0);
1959
1960 do {
1961 /* ignore hwnd: dialogs are already visible! */
1962 if (calc.layout == CALC_LAYOUT_SCIENTIFIC)
1963 dwLayout = IDD_DIALOG_SCIENTIFIC;
1964 else
1965 if (calc.layout == CALC_LAYOUT_CONVERSION)
1966 dwLayout = IDD_DIALOG_CONVERSION;
1967 else
1968 dwLayout = IDD_DIALOG_STANDARD;
1969
1970 /* This call will always fail if UNICODE for Win9x */
1971 if (NULL == CreateDialog(hInstance, MAKEINTRESOURCE(dwLayout), NULL, DlgMainProc))
1972 break;
1973
1974 while (GetMessage(&msg, NULL, 0, 0)) {
1975 #ifndef USE_KEYBOARD_HOOK
1976 if ((msg.message == WM_KEYUP ||
1977 msg.message == WM_KEYDOWN) &&
1978 !calc.is_menu_on)
1979 process_vk_key(msg.wParam, msg.lParam);
1980 #endif
1981 TranslateMessage(&msg);
1982 DispatchMessage(&msg);
1983 }
1984
1985 save_config();
1986 } while (calc.action != IDC_STATIC);
1987
1988 if (calc.hBgIcon != NULL)
1989 DestroyIcon(calc.hBgIcon);
1990
1991 if (calc.hSmIcon != NULL)
1992 DestroyIcon(calc.hSmIcon);
1993
1994 stop_rpn_engine();
1995
1996 Theme_Stop();
1997 HtmlHelp_Stop();
1998
1999 return 0;
2000 }