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root/cebix/Frodo4/Src/main_Be.h
Revision: 1.7
Committed: 2004-01-14T17:24:19Z (20 years, 10 months ago) by cebix
Content type: text/plain
Branch: MAIN
Changes since 1.6: +11 -0 lines
Log Message:
added utility function IsDirectory()

File Contents

# Content
1 /*
2 * main_Be.h - Main program, BeOS specific stuff
3 *
4 * Frodo (C) 1994-1997,2002-2004 Christian Bauer
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program 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
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21 #include <AppKit.h>
22 #include <StorageKit.h>
23 #include <Path.h>
24 #include <InterfaceKit.h>
25
26 #include "Version.h"
27
28
29 // Global variables
30 bool FromShell;
31 BEntry AppDirectory;
32 BBitmap *AboutBitmap;
33 const BRect AboutFrame = BRect(0, 0, 383, 99);
34
35
36 /*
37 * Create application object and start it
38 */
39
40 int main(int argc, char **argv)
41 {
42 Frodo *the_app;
43
44 srand(real_time_clock());
45 FromShell = (argc != 0); // !! This doesn't work...
46
47 the_app = new Frodo();
48 if (the_app != NULL) {
49 the_app->Run();
50 delete the_app;
51 }
52 return 0;
53 }
54
55
56 /*
57 * Constructor: Initialize member variables
58 */
59
60 Frodo::Frodo() : BApplication(APP_SIGNATURE), this_messenger(this)
61 {
62 TheC64 = NULL;
63 AboutBitmap = NULL;
64 strcpy(prefs_path, "/boot/home/config/settings/Frodo_settings");
65 prefs_showing = false;
66
67 // Create file panels
68 open_panel = new BFilePanel(B_OPEN_PANEL, &this_messenger, NULL, 0, false, new BMessage(MSG_OPEN_SNAPSHOT_RETURNED));
69 open_panel->Window()->SetTitle("Frodo: Load snapshot");
70 save_panel = new BFilePanel(B_SAVE_PANEL, &this_messenger, NULL, 0, false, new BMessage(MSG_SAVE_SNAPSHOT_RETURNED));
71 save_panel->Window()->SetTitle("Frodo: Save snapshot");
72 }
73
74
75 /*
76 * Process command line arguments
77 */
78
79 void Frodo::ArgvReceived(int32 argc, char **argv)
80 {
81 if (argc == 2) {
82 strncpy(prefs_path, argv[1], 1023);
83 prefs_path[1023] = 0;
84 }
85 }
86
87
88 /*
89 * Process Browser arguments
90 */
91
92 void Frodo::RefsReceived(BMessage *message)
93 {
94 // Set preferences path unless prefs editor is open or C64 is running
95 if (!prefs_showing && !TheC64) {
96 entry_ref the_ref;
97 BEntry the_entry;
98
99 if (message->FindRef("refs", &the_ref) == B_NO_ERROR)
100 if (the_entry.SetTo(&the_ref) == B_NO_ERROR)
101 if (the_entry.IsFile()) {
102 BPath the_path;
103 the_entry.GetPath(&the_path);
104 strncpy(prefs_path, the_path.Path(), 1023);
105 prefs_path[1023] = 0;
106 }
107 }
108 }
109
110
111 /*
112 * Arguments processed, prepare emulation and show preferences editor window
113 */
114
115 void Frodo::ReadyToRun(void)
116 {
117 // Find application directory and cwd to it
118 app_info the_info;
119 GetAppInfo(&the_info);
120 BEntry the_file(&the_info.ref);
121 the_file.GetParent(&AppDirectory);
122 BPath the_path;
123 AppDirectory.GetPath(&the_path);
124 strncpy(AppDirPath, the_path.Path(), 1023);
125 AppDirPath[1023] = 0;
126 chdir(AppDirPath);
127
128 // Set up "about" window bitmap
129 AboutBitmap = new BBitmap(AboutFrame, B_COLOR_8_BIT);
130 FILE *logofile = fopen("Frodo Logo", "rb");
131 if (logofile != NULL) {
132 fread(AboutBitmap->Bits(), 384*100, 1, logofile);
133 fclose(logofile);
134 }
135
136 // Load preferences
137 ThePrefs.Load(prefs_path);
138
139 // Show preferences editor (sends MSG_STARTUP on close)
140 prefs_showing = true;
141 ThePrefs.ShowEditor(true, prefs_path);
142 }
143
144
145 /*
146 * Handle incoming messages
147 */
148
149 void Frodo::MessageReceived(BMessage *msg)
150 {
151 switch (msg->what) {
152 case MSG_STARTUP: // Start the emulation
153
154 // Preferences editor is not longer on screen
155 prefs_showing = false;
156
157 // Create everything
158 TheC64 = new C64;
159
160 // Load ROMs
161 load_rom_files();
162
163 // Run the 6510
164 TheC64->Run();
165 break;
166
167 case MSG_PREFS: // Show preferences editor
168 if (TheC64 != NULL && !prefs_showing) {
169 TheC64->Pause();
170 TheC64->TheDisplay->Pause();
171
172 Prefs *prefs = new Prefs(ThePrefs);
173 prefs_showing = true;
174 prefs->ShowEditor(false, prefs_path); // Sends MSG_PREFS_DONE on close
175 }
176 break;
177
178 case MSG_PREFS_DONE: { // Preferences editor closed
179 Prefs *prefs;
180 msg->FindPointer("prefs", (void **)&prefs);
181 if (!msg->FindBool("canceled")) {
182 TheC64->NewPrefs(prefs);
183 ThePrefs = *prefs;
184 }
185 delete prefs;
186 prefs_showing = false;
187
188 TheC64->TheDisplay->Resume();
189 TheC64->Resume();
190 break;
191 }
192
193 case MSG_RESET: // Reset C64
194 if (TheC64 != NULL)
195 TheC64->Reset();
196 break;
197
198 case MSG_NMI: // NMI
199 if (TheC64 != NULL)
200 TheC64->NMI();
201 break;
202
203 case MSG_SAM: // Invoke SAM
204 if (TheC64 != NULL && !prefs_showing && FromShell) {
205 TheC64->Pause();
206 TheC64->TheDisplay->Pause();
207 SAM(TheC64);
208 TheC64->TheDisplay->Resume();
209 TheC64->Resume();
210 }
211 break;
212
213 case MSG_NEXTDISK: // Insert next disk in drive 8
214 if (TheC64 != NULL && !prefs_showing && strlen(ThePrefs.DrivePath[0]) > 4) {
215 char str[256];
216 strcpy(str, ThePrefs.DrivePath[0]);
217 char *p = str + strlen(str) - 5;
218
219 // If path matches "*.?64", increment character before the '.'
220 if (p[1] == '.' && p[3] == '6' && p[4] == '4') {
221 p[0]++;
222
223 // If no such file exists, set character before the '.' to '1', 'a' or 'A'
224 FILE *file;
225 if ((file = fopen(str, "rb")) == NULL) {
226 if (isdigit(p[0]))
227 p[0] = '1';
228 else if (isupper(p[0]))
229 p[0] = 'A';
230 else
231 p[0] = 'a';
232 } else
233 fclose(file);
234
235 // Set new prefs
236 TheC64->Pause();
237 Prefs *prefs = new Prefs(ThePrefs);
238 strcpy(prefs->DrivePath[0], str);
239 TheC64->NewPrefs(prefs);
240 ThePrefs = *prefs;
241 delete prefs;
242 TheC64->Resume();
243 }
244 }
245 break;
246
247 case MSG_TOGGLE_1541: // Toggle processor-level 1541 emulation
248 if (TheC64 != NULL && !prefs_showing) {
249 TheC64->Pause();
250 Prefs *prefs = new Prefs(ThePrefs);
251 prefs->Emul1541Proc = !prefs->Emul1541Proc;
252 TheC64->NewPrefs(prefs);
253 ThePrefs = *prefs;
254 delete prefs;
255 TheC64->Resume();
256 }
257 break;
258
259 case MSG_OPEN_SNAPSHOT:
260 if (TheC64 != NULL && !prefs_showing)
261 open_panel->Show();
262 break;
263
264 case MSG_SAVE_SNAPSHOT:
265 if (TheC64 != NULL && !prefs_showing)
266 save_panel->Show();
267 break;
268
269 case MSG_OPEN_SNAPSHOT_RETURNED:
270 if (TheC64 != NULL && !prefs_showing) {
271 entry_ref the_ref;
272 BEntry the_entry;
273 if (msg->FindRef("refs", &the_ref) == B_NO_ERROR)
274 if (the_entry.SetTo(&the_ref) == B_NO_ERROR)
275 if (the_entry.IsFile()) {
276 char path[1024];
277 BPath the_path;
278 the_entry.GetPath(&the_path);
279 strncpy(path, the_path.Path(), 1023);
280 path[1023] = 0;
281 TheC64->Pause();
282 TheC64->LoadSnapshot(path);
283 TheC64->Resume();
284 }
285 }
286 break;
287
288 case MSG_SAVE_SNAPSHOT_RETURNED:
289 if (TheC64 != NULL && !prefs_showing) {
290 entry_ref the_ref;
291 BEntry the_entry;
292 if (msg->FindRef("directory", &the_ref) == B_NO_ERROR)
293 if (the_entry.SetTo(&the_ref) == B_NO_ERROR) {
294 char path[1024];
295 BPath the_path;
296 the_entry.GetPath(&the_path);
297 strncpy(path, the_path.Path(), 1023);
298 strncat(path, "/", 1023);
299 strncat(path, msg->FindString("name"), 1023);
300 path[1023] = 0;
301 TheC64->Pause();
302 TheC64->SaveSnapshot(path);
303 TheC64->Resume();
304 }
305 }
306 break;
307
308 default:
309 BApplication::MessageReceived(msg);
310 }
311 }
312
313
314 /*
315 * Quit requested (either by menu or by closing the C64 display window)
316 */
317
318 bool Frodo::QuitRequested(void)
319 {
320 // Stop emulation
321 if (TheC64) {
322 TheC64->Quit();
323 delete TheC64;
324 }
325
326 delete AboutBitmap;
327 delete open_panel;
328 delete save_panel;
329
330 return BApplication::QuitRequested();
331 }
332
333
334 /*
335 * Display "about" window
336 */
337
338 class AboutView : public BView {
339 public:
340 AboutView() : BView(AboutFrame, "", B_FOLLOW_NONE, B_WILL_DRAW) {}
341
342 virtual void AttachedToWindow(void)
343 {
344 SetHighColor(0, 0, 0);
345 }
346
347 virtual void Draw(BRect update)
348 {
349 DrawBitmap(AboutBitmap, update, update);
350
351 SetFont(be_bold_font);
352 SetDrawingMode(B_OP_OVER);
353 MovePenTo(204, 20);
354 DrawString(VERSION_STRING);
355
356 SetFont(be_plain_font);
357 MovePenTo(204, 40);
358 DrawString("by Christian Bauer");
359 MovePenTo(204, 52);
360 DrawString("<Christian.Bauer@uni-mainz.de>");
361 MovePenTo(204, 75);
362 DrawString(B_UTF8_COPYRIGHT " Copyright 1994-1997,2002-2004");
363 MovePenTo(204, 87);
364 DrawString("Freely distributable.");
365 }
366
367 virtual void MouseDown(BPoint point)
368 {
369 Window()->PostMessage(B_QUIT_REQUESTED);
370 }
371 };
372
373 class AboutWindow : public BWindow {
374 public:
375 AboutWindow() : BWindow(AboutFrame, NULL, B_BORDERED_WINDOW, B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_WILL_ACCEPT_FIRST_CLICK)
376 {
377 Lock();
378 MoveTo(100, 100);
379 AboutView *view = new AboutView;
380 AddChild(view);
381 view->MakeFocus();
382 Unlock();
383 Show();
384 }
385 };
386
387 void Frodo::AboutRequested(void)
388 {
389 new AboutWindow();
390 }
391
392
393 /*
394 * Determine whether path name refers to a directory
395 */
396
397 bool IsDirectory(const char *path)
398 {
399 struct stat st;
400 return stat(path.c_str(), &st) == 0 && S_ISDIR(st.st_mode);
401 }