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welcome-wizard.cc
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1 /*
2 
3 Copyright (C) 2013-2015 John W. Eaton
4 Copyright (C) 2011-2015 Jacob Dawid
5 
6 This file is part of Octave.
7 
8 Octave is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by the
10 Free Software Foundation; either version 3 of the License, or (at your
11 option) any later version.
12 
13 Octave is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 for more details.
17 
18 You should have received a copy of the GNU General Public License
19 along with Octave; see the file COPYING. If not, see
20 <http://www.gnu.org/licenses/>.
21 
22 */
23 
24 #ifdef HAVE_CONFIG_H
25 #include <config.h>
26 #endif
27 
28 #include <QApplication>
29 #include <QPushButton>
30 #include <QHBoxLayout>
31 #include <QVBoxLayout>
32 
33 #ifdef __WIN32__
34  #define WIN32_LEAN_AND_MEAN
35  #include <windows.h>
36 #endif
37 
38 #include "welcome-wizard.h"
39 #include "resource-manager.h"
40 
41 static QLabel *
42 make_octave_logo (QWidget *p = 0, int height = 100)
43 {
44  QLabel *logo = new QLabel (p);
45  QPixmap logo_pixmap (":/actions/icons/logo.png");
46  logo->setPixmap (logo_pixmap.scaledToHeight (height));
47  return logo;
48 };
49 
50 
51 
52 initial_page::initial_page (welcome_wizard *wizard)
53  : QWidget (wizard),
54  title (new QLabel (tr ("Welcome to Octave!"), this)),
55  message (new QLabel (this)),
56  logo (make_octave_logo (this)),
57  next (new QPushButton (tr ("Next"), this)),
58  cancel (new QPushButton (tr ("Cancel"), this))
59 {
60  QFont ft;
61  ft.setPointSize (20);
62  title->setFont (ft);
63 
64  message->setText
65  (tr ("<html><body>\n"
66  "<p>You seem to be using the Octave graphical interface for the first time on this computer.\n"
67  "Click 'Next' to create a configuration file and launch Octave.</p>\n"
68  "<p>The configuration file is stored in<br>%1.</p>\n"
69  "</body></html>").
70  arg (resource_manager::get_settings_file ()));
71  message->setWordWrap (true);
72  message->setMinimumWidth (400);
73 
74  QVBoxLayout *message_layout = new QVBoxLayout;
75 
76  message_layout->addWidget (title);
77  message_layout->addWidget (message);
78 
79  QHBoxLayout *message_and_logo = new QHBoxLayout;
80 
81  message_and_logo->addLayout (message_layout);
82  message_and_logo->addStretch (10);
83  message_and_logo->addWidget (logo, 0, Qt::AlignTop);
84 
85  QHBoxLayout *button_bar = new QHBoxLayout;
86 
87  button_bar->addStretch (10);
88  button_bar->addWidget (next);
89  button_bar->addWidget (cancel);
90 
91  QVBoxLayout *page_layout = new QVBoxLayout (this);
92  setLayout (page_layout);
93 
94  page_layout->addLayout (message_and_logo);
95  page_layout->addStretch (10);
96  page_layout->addLayout (button_bar);
97 
98  next->setDefault (true);
99  next->setFocus ();
100 
101  connect (next, SIGNAL (clicked ()), wizard, SLOT (next_page ()));
102  connect (cancel, SIGNAL (clicked ()), wizard, SLOT (reject ()));
103 }
104 
105 
106 
107 setup_community_news::setup_community_news (welcome_wizard *wizard)
108  : QWidget (wizard),
109  title (new QLabel (tr ("Community News"), this)),
110  message (new QLabel (this)),
111  checkbox (new QCheckBox (this)),
112  checkbox_message (new QLabel (this)),
113  logo (make_octave_logo (this)),
114  previous (new QPushButton (tr ("Previous"), this)),
115  next (new QPushButton (tr ("Next"), this)),
116  cancel (new QPushButton (tr ("Cancel"), this))
117 {
118  QFont ft;
119  ft.setPointSize (20);
120  title->setFont (ft);
121 
122  message->setText
123  (tr ("<html><body>\n"
124  "<p>When the Octave GUI starts, it will check the Octave web site for current news and information about the Octave community.\n"
125  "The check will happen at most once each day and news will only be displayed if there is something new since the last time you viewed the news.</p>\n"
126  "<p>You may also view the news by selecting the \"Community News\" item in the \"Help\" menu in the GUI, or by visiting\n"
127  "<a href=\"http://octave.org/community-news.html\">http://octave.org/community-news.html</a>.</p>\n"
128  "</body></html>"));
129  message->setWordWrap (true);
130  message->setMinimumWidth (400);
131  message->setOpenExternalLinks (true);
132 
133  QVBoxLayout *message_layout = new QVBoxLayout;
134 
135  message_layout->addWidget (title);
136  message_layout->addWidget (message);
137 
138  QHBoxLayout *message_and_logo = new QHBoxLayout;
139 
140  message_and_logo->addLayout (message_layout);
141  message_and_logo->addStretch (10);
142  message_and_logo->addWidget (logo, 0, Qt::AlignTop);
143 
144  QHBoxLayout *checkbox_layout = new QHBoxLayout;
145 
146  checkbox->setCheckState (Qt::Checked);
147 
148  checkbox_message->setText
149  (tr ("<html><head>\n"
150  "<style>\n"
151  "a:link { text-decoration: underline; color: #0000ff; }\n"
152  "</style>\n"
153  "<head/><body>\n"
154  "<p>Allow Octave to connect to the Octave web site when it starts to display current news and information about the Octave community.</p>\n"
155  "</body></html>"));
156  checkbox_message->setWordWrap (true);
157  checkbox_message->setOpenExternalLinks (true);
158  checkbox_message->setMinimumWidth (500);
159 
160  checkbox_layout->addWidget (checkbox, 0, Qt::AlignTop);
161  checkbox_layout->addSpacing (20);
162  checkbox_layout->addWidget (checkbox_message, 0, Qt::AlignTop);
163  checkbox_layout->addStretch (10);
164 
165  QVBoxLayout *message_logo_and_checkbox = new QVBoxLayout;
166 
167  message_logo_and_checkbox->addLayout (message_and_logo);
168  message_logo_and_checkbox->addSpacing (20);
169  message_logo_and_checkbox->addLayout (checkbox_layout);
170 
171  QHBoxLayout *button_bar = new QHBoxLayout;
172 
173  button_bar->addStretch (10);
174  button_bar->addWidget (previous);
175  button_bar->addWidget (next);
176  button_bar->addWidget (cancel);
177 
178  QVBoxLayout *page_layout = new QVBoxLayout (this);
179  setLayout (page_layout);
180 
181  page_layout->addLayout (message_logo_and_checkbox);
182  page_layout->addStretch (10);
183  page_layout->addLayout (button_bar);
184 
185  next->setDefault (true);
186  next->setFocus ();
187 
188  connect (checkbox, SIGNAL (stateChanged (int)),
189  wizard, SLOT (handle_web_connect_option (int)));
190 
191  connect (previous, SIGNAL (clicked ()), wizard, SLOT (previous_page ()));
192  connect (next, SIGNAL (clicked ()), wizard, SLOT (next_page ()));
193  connect (cancel, SIGNAL (clicked ()), wizard, SLOT (reject ()));
194 }
195 
196 
197 final_page::final_page (welcome_wizard *wizard)
198  : QWidget (wizard),
199  title (new QLabel (tr ("Enjoy!"), this)),
200  message (new QLabel (this)),
201  logo (make_octave_logo (this)),
202  links (new QLabel (this)),
203  previous (new QPushButton (tr ("Previous"), this)),
204  finish (new QPushButton (tr ("Finish"), this)),
205  cancel (new QPushButton (tr ("Cancel"), this))
206 {
207  QFont ft;
208  ft.setPointSize (20);
209  title->setFont (ft);
210 
211  message->setText
212  (tr ("<html><body>\n"
213  "<p>We hope you find Octave to be a useful tool.</p>\n"
214  "<p>If you encounter problems, there are a number of ways to get help, including commercial support options, a mailing list, a wiki, and other community-based support channels.\n"
215  "You can find more information about each of these by visiting <a href=\"http://octave.org/support.html\">http://octave.org/support.html</a> (opens in external browser).</p>\n"
216  "</body></html>"));
217  message->setWordWrap (true);
218  message->setMinimumWidth (400);
219  message->setOpenExternalLinks (true);
220 
221  QVBoxLayout *message_layout = new QVBoxLayout;
222 
223  message_layout->addWidget (title);
224  message_layout->addWidget (message);
225 
226  QHBoxLayout *message_and_logo = new QHBoxLayout;
227 
228  message_and_logo->addLayout (message_layout);
229  message_and_logo->addStretch (10);
230  message_and_logo->addWidget (logo, 0, Qt::AlignTop);
231 
232  links->setText
233  (tr ("<html><head>\n"
234  "<style>\n"
235  "a:link { text-decoration: underline; color: #0000ff; }\n"
236  "</style>\n"
237  "<head/><body>\n"
238  "<p>For more information about Octave:</p>\n"
239  "<ul>\n"
240  "<li>Visit <a href=\"http://octave.org\">http://octave.org</a> (opens in external browser)</li>\n"
241  "<li>Get the documentation online as <a href=\"http://www.gnu.org/software/octave/doc/interpreter/index.html\">html</a>- or <a href=\"http://www.gnu.org/software/octave/octave.pdf\">pdf</span></a>-document (opens in external browser)</li>\n"
242  "<li>Open the documentation browser of the Octave GUI with the help menu</li>\n"
243  "</ul>\n"
244  "</body></html>"));
245  links->setWordWrap (true);
246  links->setOpenExternalLinks (true);
247 
248  QHBoxLayout *button_bar = new QHBoxLayout;
249 
250  button_bar->addStretch (10);
251  button_bar->addWidget (previous);
252  button_bar->addWidget (finish);
253  button_bar->addWidget (cancel);
254 
255  QVBoxLayout *page_layout = new QVBoxLayout (this);
256  setLayout (page_layout);
257 
258  page_layout->addLayout (message_and_logo);
259  page_layout->addSpacing (20);
260  page_layout->addWidget (links);
261  page_layout->addStretch (10);
262  page_layout->addLayout (button_bar);
263 
264  finish->setDefault (true);
265  finish->setFocus ();
266 
267  connect (previous, SIGNAL (clicked ()), wizard, SLOT (previous_page ()));
268  connect (finish, SIGNAL (clicked ()), wizard, SLOT (accept ()));
269  connect (cancel, SIGNAL (clicked ()), wizard, SLOT (reject ()));
270 }
271 
272 
273 welcome_wizard::welcome_wizard (QWidget *p)
274  : QDialog (p), page_ctor_list (), page_list_iterator (),
275  current_page (initial_page::create (this)),
276  allow_web_connect_state (true)
277 {
278  page_ctor_list.push_back (initial_page::create);
279  page_ctor_list.push_back (setup_community_news::create);
280  page_ctor_list.push_back (final_page::create);
281 
282  page_list_iterator = page_ctor_list.begin ();
283 
284  setWindowTitle (tr ("Welcome to GNU Octave"));
285 
286  setEnabled (true);
287  resize (600, 480);
288  setMinimumSize (QSize (600, 480));
289 
290  show_page ();
291 
292 #ifdef __WIN32__
293  // HACK to forceshow of dialog if started minimized
294  ShowWindow((HWND)winId(), SW_SHOWNORMAL);
295 #endif
296 }
297 
298 void
299 welcome_wizard::handle_web_connect_option (int state)
300 {
301  allow_web_connect_state = state == Qt::Checked;
302 }
303 
304 void
305 welcome_wizard::show_page (void)
306 {
307  delete current_page;
308  delete layout ();
309 
310  current_page = (*page_list_iterator) (this);
311 
312  QVBoxLayout *new_layout = new QVBoxLayout ();
313  setLayout (new_layout);
314 
315  new_layout->addWidget (current_page);
316 }
317 
318 void
319 welcome_wizard::previous_page (void)
320 {
321  --page_list_iterator;
322 
323  show_page ();
324 }
325 
326 void
327 welcome_wizard::next_page (void)
328 {
329  ++page_list_iterator;
330 
331  show_page ();
332 }
333 
334 void
335 welcome_wizard::accept (void)
336 {
337  // Create default settings file.
338 
339  resource_manager::reload_settings ();
340 
341  QSettings *settings = resource_manager::get_settings ();
342 
343  if (settings)
344  {
345  settings->setValue ("news/allow_web_connection",
346  allow_web_connect_state);
347 
348  settings->sync ();
349  }
350 
351  QDialog::accept ();
352 }
welcome_wizard::next_page
void next_page(void)
Definition: welcome-wizard.cc:327
welcome_wizard::page_ctor_list
QList< page_creator_fptr > page_ctor_list
Definition: welcome-wizard.h:45
setup_community_news::cancel
QPushButton * cancel
Definition: welcome-wizard.h:107
state
static uint32_t state[624]
Definition: randmtzig.c:188
setup_community_news::next
QPushButton * next
Definition: welcome-wizard.h:106
setup_community_news::checkbox_message
QLabel * checkbox_message
Definition: welcome-wizard.h:103
welcome_wizard::current_page
QWidget * current_page
Definition: welcome-wizard.h:47
setup_community_news::message
QLabel * message
Definition: welcome-wizard.h:101
resource_manager::get_settings_file
static QString get_settings_file(void)
Definition: resource-manager.h:62
setup_community_news::checkbox
QCheckBox * checkbox
Definition: welcome-wizard.h:102
final_page::final_page
final_page(welcome_wizard *wizard)
Definition: welcome-wizard.cc:197
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QLabel * title
Definition: welcome-wizard.h:100
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Definition: welcome-wizard.h:31
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QPushButton * finish
Definition: welcome-wizard.h:131
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QLabel * title
Definition: welcome-wizard.h:77
welcome_wizard::previous_page
void previous_page(void)
Definition: welcome-wizard.cc:319
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Definition: welcome-wizard.h:62
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Definition: error.cc:380
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static QWidget * create(welcome_wizard *wizard)
Definition: welcome-wizard.h:96
welcome_wizard::welcome_wizard
welcome_wizard(QWidget *parent=0)
Definition: welcome-wizard.cc:273
next
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Definition: randmtzig.c:187
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Definition: welcome-wizard.h:126
make_octave_logo
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Definition: welcome-wizard.cc:42
initial_page::next
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Definition: welcome-wizard.h:80
welcome_wizard::page_list_iterator
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Definition: welcome-wizard.h:46
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initial_page(welcome_wizard *wizard)
Definition: welcome-wizard.cc:52
resource_manager::get_settings
static QSettings * get_settings(void)
Definition: resource-manager.h:44
arg
double arg(double x)
Definition: lo-mappers.h:37
setup_community_news::previous
QPushButton * previous
Definition: welcome-wizard.h:105
welcome_wizard::handle_web_connect_option
void handle_web_connect_option(int state)
Definition: welcome-wizard.cc:299
initial_page::message
QLabel * message
Definition: welcome-wizard.h:78
initial_page::logo
QLabel * logo
Definition: welcome-wizard.h:79
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Definition: welcome-wizard.cc:305
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Definition: welcome-wizard.h:130
welcome_wizard::allow_web_connect_state
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Definition: welcome-wizard.h:48
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static QWidget * create(welcome_wizard *wizard)
Definition: welcome-wizard.h:122
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QPushButton * cancel
Definition: welcome-wizard.h:81
final_page::cancel
QPushButton * cancel
Definition: welcome-wizard.h:132
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QLabel * links
Definition: welcome-wizard.h:129
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void accept(void)
Definition: welcome-wizard.cc:335
final_page::message
QLabel * message
Definition: welcome-wizard.h:127
final_page::logo
QLabel * logo
Definition: welcome-wizard.h:128
setup_community_news::setup_community_news
setup_community_news(welcome_wizard *wizard)
Definition: welcome-wizard.cc:107
resource_manager::reload_settings
static void reload_settings(void)
Definition: resource-manager.h:67
initial_page::create
static QWidget * create(welcome_wizard *wizard)
Definition: welcome-wizard.h:73
setup_community_news::logo
QLabel * logo
Definition: welcome-wizard.h:104
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