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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