[1] | 1 | /* X-specific.h */
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| 2 |
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| 3 | #include <config.h>
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| 4 |
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| 5 | #ifdef __cplusplus
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| 6 | extern "C" {
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| 7 | #endif
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| 8 |
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[59] | 9 | int ask_me_yes_or_no(char *prompt);
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| 10 | int ask_me_OK_or_cancel(char *prompt);
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| 11 | void close_evalcall_form(void);
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| 12 | void close_progress_form();
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| 13 | void fatal_error(char *error_string);
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| 14 | void fatal_error_sub(char *error_string);
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| 15 | void finish(int signal);
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| 16 | void mvaddstr_and_log_it(int y, int x, char *output);
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| 17 | void log_file_end_to_screen(char *filename, char *grep_for_me);
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| 18 | void log_to_screen(const char *op, ...);
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| 19 | void open_evalcall_form(char *title);
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| 20 | void open_progress_form(char *title, char *b1, char *b2, char *b3,
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| 21 | long max_val);
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| 22 | void popup_and_OK(char *prompt);
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| 23 | void popup_and_OK_sub(char *prompt);
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| 24 | int popup_and_get_string(char *title, char *b, char *output,
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| 25 | int maxsize);
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| 26 | int popup_and_get_string_sub(char *title, char *b, char *output,
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| 27 | int maxsize);
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| 28 | int popup_with_buttons(char *p, char *button1, char *button2);
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| 29 | int popup_with_buttons_sub(char *p, char *button1, char *button2);
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| 30 | void refresh_log_screen();
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| 31 | void setup_newt_stuff();
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| 32 | void update_evalcall_form_ratio(int num, int denom);
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| 33 | void update_evalcall_form(int curr);
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| 34 | void update_progress_form(char *blurb3);
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| 35 | void update_progress_form_full(char *blurb1, char *blurb2,
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| 36 | char *blurb3);
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[1] | 37 |
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| 38 |
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| 39 |
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| 40 |
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| 41 |
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| 42 |
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[59] | 43 | t_bkptype which_backup_media_type(bool);
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| 44 | int which_compression_level();
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[1] | 45 |
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[59] | 46 | void popup_chaneglist_from_file(char *source_file);
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[1] | 47 |
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| 48 | #if __cplusplus && WITH_X
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| 49 |
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[59] | 50 | extern int g_result_of_last_event;
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[1] | 51 |
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[59] | 52 | } /* extern "C" */
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[1] | 53 | #include <qvaluelist.h>
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| 54 | #include <qwidget.h>
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| 55 | #include <qprogressbar.h>
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| 56 | #include <qlabel.h>
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| 57 | #include <qstring.h>
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| 58 | #include <qmultilineedit.h>
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| 59 | /**
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| 60 | * A class for XMondo to hold events queued by the backup thread until the event thread is able to handle them.
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[59] | 61 | */ class XMEventHolder
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[1] | 62 | {
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[59] | 63 | public:
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| 64 | struct Event {
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| 65 | enum EventType { None, Show, Hide, New, SetProgress, SetTotal,
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[89] | 66 | SetText, InsLine, PopupWithButtons, InfoMsg, ErrorMsg,
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| 67 | GetInfo
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| 68 | } type;
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[59] | 69 | QWidget *data;
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[1] | 70 | // union {
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[59] | 71 | int iParam;
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| 72 | QString qsParam, title, text, b1, b2;
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| 73 | char *csParam;
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| 74 | int len;
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[1] | 75 | // };
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[59] | 76 |
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| 77 | Event():type(None), data(0) {
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| 78 | } Event(EventType thetype, QWidget * thedata) {
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| 79 | this->type = thetype;
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| 80 | this->data = thedata;
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| 81 | } Event(EventType thetype, QWidget * thedata, int ip) {
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| 82 | this->type = thetype;
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| 83 | this->data = thedata;
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| 84 | this->iParam = ip;
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| 85 | }
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| 86 | Event(EventType thetype, QWidget * thedata, QString qsp) {
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| 87 | this->type = thetype;
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| 88 | this->data = thedata;
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| 89 | this->qsParam = qsp;
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| 90 | }
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| 91 | Event(EventType thetype, QWidget * thedata, char *csp) {
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| 92 | this->type = thetype;
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| 93 | this->data = thedata;
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| 94 | this->csParam = csp;
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| 95 | }
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| 96 | Event(EventType thetype, QWidget * thedata, char *csp, int len) {
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| 97 | this->type = thetype;
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| 98 | this->data = thedata;
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| 99 | this->csParam = csp;
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| 100 | this->len = len;
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| 101 | }
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| 102 | };
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| 103 |
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| 104 | XMEventHolder() {
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[1] | 105 | }
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| 106 |
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[59] | 107 | /* Backup thread functions */
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[1] | 108 |
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[59] | 109 | void event(Event::EventType type, QWidget * data) {
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| 110 | _events.push_back(Event(type, data));
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| 111 | }
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[1] | 112 |
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[59] | 113 | /**
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[1] | 114 | * Queue a "show" event for @p data.
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| 115 | * This is equivalent to a delayed call of @p data->show().
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| 116 | * @param data The widget to show when the event is processed.
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| 117 | */
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[59] | 118 | void show(QWidget * data) {
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| 119 | _events.push_back(Event(Event::Show, data));
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| 120 | }
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[1] | 121 |
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[59] | 122 | /**
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[1] | 123 | * Queue a "hide" event for @p data.
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| 124 | * This is equivalent to a delayed call of @p data->hide().
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| 125 | * @param data The widget to hide when the event is processed.
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| 126 | */
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[59] | 127 | void hide(QWidget * data) {
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| 128 | _events.push_back(Event(Event::Hide, data));
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| 129 | }
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[1] | 130 |
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[59] | 131 | /**
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[1] | 132 | * Queue a "setProgress" event for @p data.
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| 133 | * This is equivalent to a delayed call of <tt>data-\>setProgress(progress)</tt>.
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| 134 | * @param data The progress bar widget to set the progress of when the event is processed.
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| 135 | * @param progress The progress amount to set it to.
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| 136 | */
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[59] | 137 | void setProgress(QProgressBar * data, int progress) {
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| 138 | _events.push_back(Event(Event::SetProgress, data, progress));
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| 139 | }
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[1] | 140 |
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[59] | 141 | /**
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[1] | 142 | * Queue a "setTotalSteps" event for @p data.
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| 143 | * This is equivalent to a delayed call of <tt>data-\>setTotalSteps(totals)</tt>.
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| 144 | * @param data The progress bar widget to set the total steps of when the event is processed.
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| 145 | * @param totals The total number of steps to set.
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| 146 | */
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[59] | 147 | void setTotalSteps(QProgressBar * data, int totals) {
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| 148 | _events.push_back(Event(Event::SetTotal, data, totals));
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| 149 | }
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[1] | 150 |
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[59] | 151 | /**
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[1] | 152 | * Queue a "setText" event for @p data.
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| 153 | * This is equivalent to a delayed call of <tt>data-\>setText(text)</tt>.
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| 154 | * @param data The label widget to set the text of.
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| 155 | * @param text The text to set it to.
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| 156 | */
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[59] | 157 | void setText(QLabel * data, QString text) {
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| 158 | _events.push_back(Event(Event::SetText, data, text));
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| 159 | }
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[1] | 160 |
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[59] | 161 | /**
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[1] | 162 | * Queue an "insertLine" event for @p data.
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| 163 | * This is equivalent to a delayed call of <tt>data->insertLine(line)</tt>.
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| 164 | * @param data The edit box to add the line to.
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| 165 | * @param line The line to add.
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| 166 | */
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[59] | 167 | void insertLine(QMultiLineEdit * data, QString line) {
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| 168 | _events.push_back(Event(Event::InsLine, data, line));
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| 169 | }
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[1] | 170 |
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[59] | 171 | /**
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[1] | 172 | * Queue an alert box with two buttons to be displayed.
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| 173 | * The button pushed (the return value of popup_with_buttons()) will be stored
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| 174 | * in @p g_result_of_last_event.
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| 175 | * @param text The text of the popup dialog box.
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| 176 | * @param b1 The first button's text.
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| 177 | * @param b2 The second button's text.
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| 178 | */
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[59] | 179 | void popupWithButtons(QString text, QString b1, QString b2) {
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| 180 | Event e;
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| 181 | e.type = Event::PopupWithButtons;
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| 182 | e.text = text;
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| 183 | e.b1 = b1;
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| 184 | e.b2 = b2;
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| 185 | _events.push_back(e);
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| 186 | }
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[1] | 187 |
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[59] | 188 | /**
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[1] | 189 | * Queue an info box with one OK button to be displayed.
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| 190 | * @param text The text of the dialog box.
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| 191 | */
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[59] | 192 | void infoMsg(QString text) {
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| 193 | Event e;
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| 194 | e.type = Event::InfoMsg;
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| 195 | e.text = text;
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| 196 | _events.push_back(e);
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| 197 | }
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[1] | 198 |
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[59] | 199 | /**
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[1] | 200 | * Queue a "fatal error" message.
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| 201 | * @param text The fatal error.
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| 202 | */
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[59] | 203 | void errorMsg(QString text) {
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| 204 | Event e;
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| 205 | e.type = Event::ErrorMsg;
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| 206 | e.text = text;
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| 207 | _events.push_back(e);
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| 208 | }
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[1] | 209 |
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[59] | 210 | /**
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[1] | 211 | * Queue a request for some information from the user.
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| 212 | * If you want to wait until the text is stored, you can set @p g_result_of_last_event
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| 213 | * to -1 and busy-wait while it's equal to that. If the user pushes OK 1 will be stored,
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| 214 | * otherwise 0 will be stored.
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| 215 | * @param title The title of the dialog box.
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| 216 | * @param text The text of the dialog box.
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| 217 | * @param out Where to put the user's reply.
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| 218 | * @param len The size of the buffer allocated for @p out.
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| 219 | */
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[59] | 220 | void getInfo(QString title, QString text, char *out, int len) {
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| 221 | Event e;
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| 222 | e.type = Event::GetInfo;
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| 223 | e.title = title;
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| 224 | e.text = text;
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| 225 | e.csParam = out;
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| 226 | e.len = len;
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| 227 | _events.push_back(e);
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| 228 | }
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[1] | 229 |
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[59] | 230 | /* These are called in the GUI thread */
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| 231 |
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| 232 | /**
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[1] | 233 | * Clear all events stored in the queue without executing them.
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| 234 | */
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[59] | 235 | void clear() {
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| 236 | _events.erase(_events.begin(), _events.end());
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| 237 | }
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[1] | 238 |
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[59] | 239 | /**
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[1] | 240 | * Process all events stored in the queue and then clear them.
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| 241 | */
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[59] | 242 | void send() {
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| 243 | QProgressBar *pb;
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| 244 | QLabel *l;
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| 245 | QMultiLineEdit *mle;
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| 246 | for (QValueList < Event >::iterator it = _events.begin();
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| 247 | it != _events.end(); ++it) {
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| 248 | switch ((*it).type) {
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| 249 | case Event::Show:
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| 250 | ((*it).data)->show();
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| 251 | break;
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| 252 | case Event::Hide:
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| 253 | ((*it).data)->hide();
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| 254 | break;
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| 255 | case Event::SetProgress:
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| 256 | if ((pb = dynamic_cast < QProgressBar * >((*it).data))) {
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| 257 | pb->setProgress((*it).iParam);
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| 258 | }
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| 259 | break;
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| 260 | case Event::SetTotal:
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| 261 | if ((pb = dynamic_cast < QProgressBar * >((*it).data))) {
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| 262 | pb->setTotalSteps((*it).iParam);
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| 263 | }
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| 264 | break;
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| 265 | case Event::SetText:
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| 266 | if ((l = dynamic_cast < QLabel * >((*it).data))) {
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| 267 | l->setText((*it).qsParam);
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| 268 | }
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| 269 | break;
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| 270 | case Event::InsLine:
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| 271 | if ((mle = dynamic_cast < QMultiLineEdit * >((*it).data))) {
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| 272 | mle->insertLine((*it).qsParam);
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| 273 | }
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| 274 | break;
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| 275 | case Event::PopupWithButtons:
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| 276 | g_result_of_last_event =
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| 277 | popup_with_buttons_sub(const_cast <
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| 278 | char *>((*it).text.ascii()),
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| 279 | const_cast <
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| 280 | char *>((*it).b1.ascii()),
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| 281 | const_cast <
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| 282 | char *>((*it).b2.ascii()));
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| 283 | break;
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| 284 | case Event::InfoMsg:
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| 285 | popup_and_OK_sub(const_cast < char *>((*it).text.ascii()));
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| 286 | g_result_of_last_event = 0;
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| 287 | break;
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| 288 | case Event::ErrorMsg:
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| 289 | fatal_error_sub(const_cast < char *>((*it).text.ascii()));
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| 290 | break;
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| 291 | case Event::GetInfo:
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| 292 | g_result_of_last_event =
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| 293 | popup_and_get_string_sub(const_cast <
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| 294 | char *>((*it).title.ascii()),
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| 295 | const_cast <
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| 296 | char *>((*it).text.ascii()),
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| 297 | (*it).csParam, (*it).len);
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| 298 | break;
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| 299 | default:
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| 300 | qDebug("unknown event\n");
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| 301 | }
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[1] | 302 | }
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[59] | 303 | this->clear();
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[1] | 304 | }
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| 305 |
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[59] | 306 | /* Undocumented */
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| 307 | QValueList < Event > events() {
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| 308 | return _events;
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| 309 | }
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| 310 |
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| 311 | protected:
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| 312 |
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| 313 |
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| 314 | QValueList < Event > _events;
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[1] | 315 | };
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[59] | 316 |
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| 317 | #endif /* __cplusplus */
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