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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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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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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43 | t_bkptype which_backup_media_type(bool);
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44 | int which_compression_level();
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45 |
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46 | void popup_chaneglist_from_file(char *source_file);
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47 |
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48 | #if __cplusplus && WITH_X
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49 |
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50 | extern int g_result_of_last_event;
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51 |
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52 | } /* extern "C" */
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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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61 | */ class XMEventHolder
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62 | {
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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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66 | SetText, InsLine, PopupWithButtons, InfoMsg, ErrorMsg,
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67 | GetInfo } type;
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68 | QWidget *data;
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69 | // union {
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70 | int iParam;
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71 | QString qsParam, title, text, b1, b2;
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72 | char *csParam;
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73 | int len;
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74 | // };
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75 |
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76 | Event():type(None), data(0) {
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77 | } Event(EventType thetype, QWidget * thedata) {
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78 | this->type = thetype;
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79 | this->data = thedata;
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80 | } Event(EventType thetype, QWidget * thedata, int ip) {
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81 | this->type = thetype;
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82 | this->data = thedata;
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83 | this->iParam = ip;
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84 | }
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85 | Event(EventType thetype, QWidget * thedata, QString qsp) {
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86 | this->type = thetype;
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87 | this->data = thedata;
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88 | this->qsParam = qsp;
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89 | }
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90 | Event(EventType thetype, QWidget * thedata, char *csp) {
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91 | this->type = thetype;
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92 | this->data = thedata;
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93 | this->csParam = csp;
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94 | }
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95 | Event(EventType thetype, QWidget * thedata, char *csp, int len) {
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96 | this->type = thetype;
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97 | this->data = thedata;
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98 | this->csParam = csp;
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99 | this->len = len;
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100 | }
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101 | };
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102 |
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103 | XMEventHolder() {
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104 | }
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105 |
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106 | /* Backup thread functions */
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107 |
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108 | void event(Event::EventType type, QWidget * data) {
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109 | _events.push_back(Event(type, data));
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110 | }
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111 |
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112 | /**
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113 | * Queue a "show" event for @p data.
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114 | * This is equivalent to a delayed call of @p data->show().
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115 | * @param data The widget to show when the event is processed.
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116 | */
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117 | void show(QWidget * data) {
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118 | _events.push_back(Event(Event::Show, data));
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119 | }
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120 |
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121 | /**
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122 | * Queue a "hide" event for @p data.
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123 | * This is equivalent to a delayed call of @p data->hide().
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124 | * @param data The widget to hide when the event is processed.
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125 | */
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126 | void hide(QWidget * data) {
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127 | _events.push_back(Event(Event::Hide, data));
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128 | }
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129 |
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130 | /**
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131 | * Queue a "setProgress" event for @p data.
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132 | * This is equivalent to a delayed call of <tt>data-\>setProgress(progress)</tt>.
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133 | * @param data The progress bar widget to set the progress of when the event is processed.
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134 | * @param progress The progress amount to set it to.
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135 | */
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136 | void setProgress(QProgressBar * data, int progress) {
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137 | _events.push_back(Event(Event::SetProgress, data, progress));
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138 | }
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139 |
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140 | /**
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141 | * Queue a "setTotalSteps" event for @p data.
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142 | * This is equivalent to a delayed call of <tt>data-\>setTotalSteps(totals)</tt>.
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143 | * @param data The progress bar widget to set the total steps of when the event is processed.
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144 | * @param totals The total number of steps to set.
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145 | */
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146 | void setTotalSteps(QProgressBar * data, int totals) {
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147 | _events.push_back(Event(Event::SetTotal, data, totals));
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148 | }
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149 |
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150 | /**
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151 | * Queue a "setText" event for @p data.
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152 | * This is equivalent to a delayed call of <tt>data-\>setText(text)</tt>.
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153 | * @param data The label widget to set the text of.
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154 | * @param text The text to set it to.
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155 | */
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156 | void setText(QLabel * data, QString text) {
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157 | _events.push_back(Event(Event::SetText, data, text));
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158 | }
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159 |
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160 | /**
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161 | * Queue an "insertLine" event for @p data.
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162 | * This is equivalent to a delayed call of <tt>data->insertLine(line)</tt>.
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163 | * @param data The edit box to add the line to.
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164 | * @param line The line to add.
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165 | */
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166 | void insertLine(QMultiLineEdit * data, QString line) {
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167 | _events.push_back(Event(Event::InsLine, data, line));
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168 | }
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169 |
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170 | /**
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171 | * Queue an alert box with two buttons to be displayed.
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172 | * The button pushed (the return value of popup_with_buttons()) will be stored
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173 | * in @p g_result_of_last_event.
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174 | * @param text The text of the popup dialog box.
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175 | * @param b1 The first button's text.
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176 | * @param b2 The second button's text.
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177 | */
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178 | void popupWithButtons(QString text, QString b1, QString b2) {
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179 | Event e;
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180 | e.type = Event::PopupWithButtons;
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181 | e.text = text;
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182 | e.b1 = b1;
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183 | e.b2 = b2;
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184 | _events.push_back(e);
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185 | }
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186 |
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187 | /**
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188 | * Queue an info box with one OK button to be displayed.
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189 | * @param text The text of the dialog box.
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190 | */
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191 | void infoMsg(QString text) {
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192 | Event e;
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193 | e.type = Event::InfoMsg;
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194 | e.text = text;
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195 | _events.push_back(e);
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196 | }
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197 |
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198 | /**
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199 | * Queue a "fatal error" message.
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200 | * @param text The fatal error.
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201 | */
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202 | void errorMsg(QString text) {
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203 | Event e;
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204 | e.type = Event::ErrorMsg;
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205 | e.text = text;
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206 | _events.push_back(e);
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207 | }
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208 |
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209 | /**
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210 | * Queue a request for some information from the user.
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211 | * If you want to wait until the text is stored, you can set @p g_result_of_last_event
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212 | * to -1 and busy-wait while it's equal to that. If the user pushes OK 1 will be stored,
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213 | * otherwise 0 will be stored.
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214 | * @param title The title of the dialog box.
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215 | * @param text The text of the dialog box.
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216 | * @param out Where to put the user's reply.
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217 | * @param len The size of the buffer allocated for @p out.
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218 | */
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219 | void getInfo(QString title, QString text, char *out, int len) {
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220 | Event e;
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221 | e.type = Event::GetInfo;
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222 | e.title = title;
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223 | e.text = text;
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224 | e.csParam = out;
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225 | e.len = len;
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226 | _events.push_back(e);
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227 | }
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228 |
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229 | /* These are called in the GUI thread */
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230 |
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231 | /**
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232 | * Clear all events stored in the queue without executing them.
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233 | */
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234 | void clear() {
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235 | _events.erase(_events.begin(), _events.end());
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236 | }
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237 |
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238 | /**
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239 | * Process all events stored in the queue and then clear them.
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240 | */
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241 | void send() {
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242 | QProgressBar *pb;
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243 | QLabel *l;
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244 | QMultiLineEdit *mle;
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245 | for (QValueList < Event >::iterator it = _events.begin();
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246 | it != _events.end(); ++it) {
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247 | switch ((*it).type) {
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248 | case Event::Show:
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249 | ((*it).data)->show();
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250 | break;
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251 | case Event::Hide:
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252 | ((*it).data)->hide();
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253 | break;
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254 | case Event::SetProgress:
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255 | if ((pb = dynamic_cast < QProgressBar * >((*it).data))) {
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256 | pb->setProgress((*it).iParam);
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257 | }
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258 | break;
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259 | case Event::SetTotal:
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260 | if ((pb = dynamic_cast < QProgressBar * >((*it).data))) {
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261 | pb->setTotalSteps((*it).iParam);
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262 | }
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263 | break;
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264 | case Event::SetText:
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265 | if ((l = dynamic_cast < QLabel * >((*it).data))) {
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266 | l->setText((*it).qsParam);
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267 | }
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268 | break;
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269 | case Event::InsLine:
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270 | if ((mle = dynamic_cast < QMultiLineEdit * >((*it).data))) {
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271 | mle->insertLine((*it).qsParam);
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272 | }
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273 | break;
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274 | case Event::PopupWithButtons:
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275 | g_result_of_last_event =
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276 | popup_with_buttons_sub(const_cast <
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277 | char *>((*it).text.ascii()),
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278 | const_cast <
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279 | char *>((*it).b1.ascii()),
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280 | const_cast <
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281 | char *>((*it).b2.ascii()));
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282 | break;
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283 | case Event::InfoMsg:
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284 | popup_and_OK_sub(const_cast < char *>((*it).text.ascii()));
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285 | g_result_of_last_event = 0;
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286 | break;
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287 | case Event::ErrorMsg:
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288 | fatal_error_sub(const_cast < char *>((*it).text.ascii()));
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289 | break;
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290 | case Event::GetInfo:
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291 | g_result_of_last_event =
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292 | popup_and_get_string_sub(const_cast <
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293 | char *>((*it).title.ascii()),
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294 | const_cast <
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295 | char *>((*it).text.ascii()),
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296 | (*it).csParam, (*it).len);
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297 | break;
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298 | default:
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299 | qDebug("unknown event\n");
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300 | }
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301 | }
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302 | this->clear();
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303 | }
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304 |
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305 | /* Undocumented */
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306 | QValueList < Event > events() {
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307 | return _events;
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308 | }
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309 |
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310 | protected:
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311 |
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312 |
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313 | QValueList < Event > _events;
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314 | };
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315 |
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316 | #endif /* __cplusplus */
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