1 | // =============================================================== // |
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2 | // // |
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3 | // File : db_scanner.cxx // |
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4 | // Purpose : // |
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5 | // // |
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6 | // Institute of Microbiology (Technical University Munich) // |
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7 | // http://www.arb-home.de/ // |
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8 | // // |
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9 | // =============================================================== // |
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10 | |
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11 | #include <db_scanner.hxx> |
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12 | |
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13 | #include <AW_rename.hxx> |
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14 | |
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15 | #include <aw_awar.hxx> |
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16 | #include <aw_select.hxx> |
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17 | #include <aw_msg.hxx> |
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18 | #include <arb_progress.h> |
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19 | #include <aw_root.hxx> |
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20 | |
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21 | #include <arb_str.h> |
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22 | #include <arb_strbuf.h> |
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23 | #include <ad_cb.h> |
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24 | |
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25 | #include <unistd.h> |
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26 | #include <ctime> |
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27 | |
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28 | /*!************************************************************************ |
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29 | create a database scanner |
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30 | the scanned database is displayed in a selection list |
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31 | the gbdata pointer can be read |
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32 | ***************************************************************************/ |
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33 | |
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34 | #if defined(WARN_TODO) |
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35 | #warning derive DbScanner from AW_DB_selection |
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36 | #endif |
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37 | |
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38 | struct DbScanner { |
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39 | ItemSelector& selector; |
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40 | |
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41 | AW_window *aws; |
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42 | AW_root *awr; |
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43 | GBDATA *gb_main; |
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44 | |
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45 | AW_selection_list *fields; |
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46 | |
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47 | GBDATA *gb_user; |
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48 | GBDATA *gb_edit; |
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49 | bool may_be_an_error; |
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50 | DB_SCANNERMODE scannermode; |
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51 | |
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52 | char *awarname_editfield; |
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53 | char *awarname_current_item; // awar contains pointer to mapped item (GBDATA*) |
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54 | char *awarname_edit_enabled; |
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55 | char *awarname_mark; |
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56 | |
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57 | DbScanner(ItemSelector& selector_) |
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58 | : selector(selector_), |
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59 | aws(NULL), |
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60 | awr(NULL), |
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61 | gb_main(NULL), |
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62 | fields(NULL), |
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63 | gb_user(NULL), |
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64 | gb_edit(NULL), |
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65 | may_be_an_error(false), |
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66 | scannermode(DB_SCANNER), |
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67 | awarname_editfield(NULL), |
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68 | awarname_current_item(NULL), |
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69 | awarname_edit_enabled(NULL), |
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70 | awarname_mark(NULL) |
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71 | { |
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72 | arb_assert(&selector); |
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73 | } |
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74 | |
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75 | char *get_mapped_item_id() const { |
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76 | char *id = NULL; |
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77 | if (gb_user) { |
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78 | GB_transaction ta(gb_main); |
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79 | id = selector.generate_item_id(gb_main, gb_user); |
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80 | } |
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81 | return id; |
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82 | } |
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83 | }; |
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84 | |
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85 | static GBDATA *get_mapped_item_and_begin_trans(DbScanner *cbs) { |
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86 | /* return the selected GBDATA pntr |
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87 | * there should be no running transaction; this function will begin a transaction */ |
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88 | cbs->may_be_an_error = false; |
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89 | GB_push_transaction(cbs->gb_main); |
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90 | |
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91 | GBDATA *gbd = cbs->awr->awar(cbs->awarname_current_item)->read_pointer(); |
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92 | |
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93 | if (!cbs->gb_user || !gbd || cbs->may_be_an_error) { // something changed in the database |
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94 | return NULL; |
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95 | } |
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96 | return gbd; |
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97 | } |
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98 | |
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99 | |
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100 | |
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101 | static bool inside_scanner_keydata(DbScanner *cbs, GBDATA *gbd) { |
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102 | // return true if 'gbd' is below keydata of scanner |
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103 | GBDATA *gb_key_data; |
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104 | gb_key_data = GB_search(cbs->gb_main, cbs->selector.change_key_path, GB_CREATE_CONTAINER); |
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105 | return GB_check_father(gbd, gb_key_data); |
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106 | } |
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107 | |
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108 | static void scanner_delete_selected_field(AW_window*, DbScanner *cbs) { |
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109 | GBDATA *gbd = get_mapped_item_and_begin_trans(cbs); |
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110 | if (!gbd) { |
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111 | aw_message("Sorry, cannot perform your operation, please redo it"); |
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112 | } |
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113 | else if (inside_scanner_keydata(cbs, gbd)) { // already deleted |
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114 | ; |
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115 | } |
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116 | else { |
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117 | GB_ERROR error = GB_delete(gbd); |
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118 | if (error) aw_message((char *)error); |
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119 | } |
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120 | GB_commit_transaction(cbs->gb_main); |
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121 | } |
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122 | |
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123 | static void selected_field_changed_cb(GBDATA *, DbScanner *cbs, GB_CB_TYPE gbtype) { |
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124 | cbs->may_be_an_error = true; |
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125 | |
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126 | if (gbtype == GB_CB_DELETE) { |
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127 | cbs->gb_edit = 0; |
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128 | } |
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129 | if (cbs->gb_edit) { |
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130 | if (inside_scanner_keydata(cbs, cbs->gb_edit)) { // doesn't exist |
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131 | cbs->awr->awar(cbs->awarname_editfield)->write_string(""); |
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132 | } |
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133 | else { |
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134 | char *data = GB_read_as_string(cbs->gb_edit); |
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135 | if (!data) data = strdup("<YOU CANNOT EDIT THIS TYPE>"); |
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136 | cbs->awr->awar(cbs->awarname_editfield)->write_string(data); |
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137 | free(data); |
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138 | } |
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139 | } |
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140 | else { |
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141 | cbs->awr->awar(cbs->awarname_editfield)->write_string(""); |
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142 | } |
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143 | } |
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144 | |
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145 | |
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146 | static void editfield_value_changed(AW_window*, DbScanner *cbs) |
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147 | { |
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148 | char *value = cbs->awr->awar(cbs->awarname_editfield)->read_string(); |
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149 | int vlen = strlen(value); |
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150 | |
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151 | while (vlen>0 && value[vlen-1] == '\n') vlen--; // remove trailing newlines |
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152 | value[vlen] = 0; |
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153 | |
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154 | // read the value from the window |
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155 | GBDATA *gbd = get_mapped_item_and_begin_trans(cbs); |
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156 | GB_ERROR error = 0; |
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157 | bool update_self = false; |
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158 | |
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159 | if (!gbd) { |
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160 | error = "No item or fields selected"; |
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161 | } |
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162 | else if (!cbs->awr->awar(cbs->awarname_edit_enabled)->read_int()) { // edit disabled |
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163 | cbs->awr->awar(cbs->awarname_editfield)->write_string(""); |
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164 | error = "Edit is disabled"; |
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165 | } |
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166 | else { |
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167 | char *key_name = 0; |
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168 | |
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169 | if (inside_scanner_keydata(cbs, gbd)) { // not exist, create new element |
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170 | GBDATA *gb_key_name = GB_entry(gbd, CHANGEKEY_NAME); |
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171 | key_name = GB_read_string(gb_key_name); |
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172 | GBDATA *gb_key_type = GB_entry(gbd, CHANGEKEY_TYPE); |
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173 | |
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174 | if (strlen(value)) { |
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175 | GBDATA *gb_new = GB_search(cbs->gb_user, key_name, (GB_TYPES)GB_read_int(gb_key_type)); |
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176 | if (!gb_new) error = GB_await_error(); |
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177 | else error = GB_write_autoconv_string(gb_new, value); |
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178 | |
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179 | cbs->awr->awar(cbs->awarname_current_item)->write_pointer(gb_new); // remap arbdb |
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180 | } |
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181 | } |
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182 | else { // change old element |
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183 | key_name = GB_read_key(gbd); |
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184 | if (GB_get_father(gbd) == cbs->gb_user && strcmp(key_name, "name") == 0) { // This is a real rename !!! |
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185 | ItemSelector& selector = cbs->selector; |
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186 | |
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187 | if (selector.type == QUERY_ITEM_SPECIES) { // species |
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188 | arb_progress progress("Manual change of species ID"); |
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189 | char *name = nulldup(GBT_read_name(cbs->gb_user)); |
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190 | |
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191 | if (strlen(value)) { |
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192 | GBT_begin_rename_session(cbs->gb_main, 0); |
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193 | |
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194 | error = GBT_rename_species(name, value, false); |
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195 | |
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196 | if (error) GBT_abort_rename_session(); |
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197 | else error = GBT_commit_rename_session(); |
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198 | } |
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199 | else { |
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200 | error = AWTC_recreate_name(cbs->gb_user); |
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201 | } |
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202 | |
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203 | free(name); |
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204 | } |
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205 | else { // non-species (gene, experiment, etc.) |
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206 | if (strlen(value)) { |
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207 | GBDATA *gb_exists = 0; |
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208 | GBDATA *gb_item_data = GB_get_father(cbs->gb_user); |
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209 | |
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210 | for (gb_exists = selector.get_first_item(gb_item_data, QUERY_ALL_ITEMS); |
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211 | gb_exists; |
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212 | gb_exists = selector.get_next_item(gb_exists, QUERY_ALL_ITEMS)) |
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213 | { |
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214 | if (ARB_stricmp(GBT_read_name(gb_exists), value) == 0) break; |
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215 | } |
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216 | |
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217 | if (gb_exists) error = GBS_global_string("There is already a %s named '%s'", selector.item_name, value); |
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218 | else error = GB_write_autoconv_string(gbd, value); |
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219 | } |
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220 | else { |
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221 | error = "The 'name' field can't be empty."; |
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222 | } |
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223 | } |
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224 | |
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225 | if (!error) update_self = true; |
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226 | } |
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227 | else { |
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228 | if (strlen(value)) { |
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229 | error = GB_write_autoconv_string(gbd, value); |
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230 | } |
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231 | else { |
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232 | GBDATA *gb_key = GBT_get_changekey(cbs->gb_main, key_name, cbs->selector.change_key_path); |
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233 | if (GB_child(gbd)) { |
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234 | error = "Sorry, cannot perform a deletion.\n(The selected entry has child entries. Delete them first.)"; |
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235 | } |
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236 | else { |
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237 | error = GB_delete(gbd); |
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238 | if (!error) { |
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239 | cbs->awr->awar(cbs->awarname_current_item)->write_pointer(gb_key); |
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240 | } |
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241 | } |
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242 | } |
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243 | } |
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244 | |
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245 | } |
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246 | free(key_name); |
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247 | } |
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248 | |
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249 | selected_field_changed_cb(0, cbs, GB_CB_CHANGED); // refresh edit field |
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250 | |
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251 | if (error) { |
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252 | aw_message(error); |
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253 | GB_abort_transaction(cbs->gb_main); |
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254 | } |
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255 | else { |
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256 | GB_touch(cbs->gb_user); // change of linked object does not change source of link, so do it by hand |
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257 | GB_commit_transaction(cbs->gb_main); |
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258 | } |
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259 | |
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260 | if (update_self) { // if the name changed -> rewrite awars AFTER transaction was closed |
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261 | GB_transaction ta(cbs->gb_main); |
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262 | |
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263 | char *my_id = cbs->selector.generate_item_id(cbs->gb_main, cbs->gb_user); |
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264 | cbs->selector.update_item_awars(cbs->gb_main, cbs->awr, my_id); // update awars (e.g. AWAR_SPECIES_NAME) |
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265 | free(my_id); |
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266 | } |
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267 | |
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268 | free(value); |
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269 | } |
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270 | |
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271 | static void toggle_marked_cb(AW_window *aws, DbScanner *cbs) { |
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272 | cbs->may_be_an_error = false; |
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273 | |
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274 | long flag = aws->get_root()->awar(cbs->awarname_mark)->read_int(); |
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275 | GB_push_transaction(cbs->gb_main); |
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276 | if ((!cbs->gb_user) || cbs->may_be_an_error) { // something changed in the database |
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277 | } |
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278 | else { |
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279 | GB_write_flag(cbs->gb_user, flag); |
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280 | } |
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281 | GB_pop_transaction(cbs->gb_main); |
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282 | } |
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283 | |
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284 | static void remap_edit_box(UNFIXED, DbScanner *cbs) { |
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285 | cbs->may_be_an_error = false; |
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286 | GB_push_transaction(cbs->gb_main); |
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287 | if (cbs->may_be_an_error) { // sorry |
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288 | cbs->awr->awar(cbs->awarname_current_item)->write_pointer(NULL); |
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289 | } |
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290 | GBDATA *gbd = cbs->awr->awar(cbs->awarname_current_item)->read_pointer(); |
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291 | |
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292 | if (cbs->gb_edit) { |
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293 | GB_remove_callback(cbs->gb_edit, GB_CB_CHANGED_OR_DELETED, makeDatabaseCallback(selected_field_changed_cb, cbs)); |
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294 | } |
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295 | |
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296 | if (cbs->awr->awar(cbs->awarname_edit_enabled)->read_int()) { // edit enabled |
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297 | cbs->gb_edit = gbd; |
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298 | } |
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299 | else { |
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300 | cbs->gb_edit = 0; // disable map |
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301 | } |
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302 | if (cbs->gb_edit) { |
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303 | GB_add_callback(cbs->gb_edit, GB_CB_CHANGED_OR_DELETED, makeDatabaseCallback(selected_field_changed_cb, cbs)); |
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304 | } |
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305 | selected_field_changed_cb(gbd, cbs, GB_CB_CHANGED); |
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306 | |
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307 | GB_pop_transaction(cbs->gb_main); |
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308 | } |
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309 | |
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310 | |
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311 | |
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312 | static void scanner_changed_cb(UNFIXED, DbScanner *cbs, GB_CB_TYPE gbtype); |
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313 | |
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314 | DbScanner *create_db_scanner(GBDATA *gb_main, |
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315 | AW_window *aws, |
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316 | const char *box_pos_fig, // the position for the box in the xfig file |
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317 | const char *delete_pos_fig, |
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318 | const char *edit_pos_fig, |
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319 | const char *edit_enable_pos_fig, |
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320 | DB_SCANNERMODE scannermode, |
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321 | const char *mark_pos_fig, |
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322 | ItemSelector& selector) |
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323 | { |
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324 | /* create an unmapped scanner box and optional some buttons, |
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325 | the return value is the id to further scanner functions */ |
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326 | |
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327 | static int scanner_id = 0; |
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328 | |
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329 | DbScanner *cbs = new DbScanner(selector); |
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330 | |
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331 | char buffer[256]; |
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332 | AW_root *aw_root = aws->get_root(); |
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333 | |
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334 | GB_push_transaction(gb_main); |
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335 | //!************* Create local AWARS ****************** |
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336 | sprintf(buffer, "tmp/arbdb_scanner_%i/list", scanner_id); |
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337 | cbs->awarname_current_item = strdup(buffer); |
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338 | aw_root->awar_pointer(cbs->awarname_current_item, 0, AW_ROOT_DEFAULT); |
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339 | |
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340 | sprintf(buffer, "tmp/arbdb_scanner_%i/edit_enable", scanner_id); |
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341 | cbs->awarname_edit_enabled = strdup(buffer); |
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342 | aw_root->awar_int(cbs->awarname_edit_enabled, true, AW_ROOT_DEFAULT); |
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343 | |
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344 | sprintf(buffer, "tmp/arbdb_scanner_%i/mark", scanner_id); |
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345 | cbs->awarname_mark = strdup(buffer); |
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346 | aw_root->awar_int(cbs->awarname_mark, true, AW_ROOT_DEFAULT); |
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347 | |
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348 | aws->at(box_pos_fig); |
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349 | |
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350 | cbs->fields = aws->create_selection_list(cbs->awarname_current_item, 20, 10, true); |
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351 | cbs->aws = aws; |
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352 | cbs->awr = aw_root; |
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353 | cbs->gb_main = gb_main; |
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354 | cbs->gb_user = 0; |
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355 | cbs->gb_edit = 0; |
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356 | cbs->scannermode = scannermode; |
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357 | |
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358 | //!************* Create the delete button *************** |
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359 | if (delete_pos_fig) { |
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360 | aws->at(delete_pos_fig); |
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361 | aws->callback(makeWindowCallback(scanner_delete_selected_field, cbs)); |
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362 | aws->create_button("DELETE_DB_FIELD", "DELETE", "D"); |
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363 | } |
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364 | |
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365 | //!************* Create the enable edit selector *************** |
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366 | if (edit_enable_pos_fig) { |
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367 | aws->at(edit_enable_pos_fig); |
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368 | aws->callback(makeWindowCallback(remap_edit_box, cbs)); // @@@ used as TOGGLE_CLICK_CB (see #559) |
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369 | aws->create_toggle(cbs->awarname_edit_enabled); |
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370 | } |
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371 | |
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372 | if (mark_pos_fig) { |
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373 | aws->at(mark_pos_fig); |
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374 | aws->callback(makeWindowCallback(toggle_marked_cb, cbs)); // @@@ used as TOGGLE_CLICK_CB (see #559) |
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375 | aws->create_toggle(cbs->awarname_mark); |
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376 | } |
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377 | |
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378 | cbs->awarname_editfield = 0; |
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379 | if (edit_pos_fig) { |
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380 | RootCallback remap_cb = makeRootCallback(remap_edit_box, cbs); |
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381 | aw_root->awar(cbs->awarname_current_item)->add_callback(remap_cb); |
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382 | if (edit_enable_pos_fig) { |
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383 | aw_root->awar(cbs->awarname_edit_enabled)->add_callback(remap_cb); |
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384 | } |
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385 | sprintf(buffer, "tmp/arbdb_scanner_%i/edit", scanner_id); |
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386 | cbs->awarname_editfield = strdup(buffer); |
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387 | aw_root->awar_string(cbs->awarname_editfield, "", AW_ROOT_DEFAULT); |
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388 | |
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389 | aws->at(edit_pos_fig); |
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390 | aws->callback(makeWindowCallback(editfield_value_changed, cbs)); // @@@ used as TEXTFIELD_CB (see #559); |
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391 | aws->create_text_field(cbs->awarname_editfield, 20, 10); |
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392 | } |
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393 | |
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394 | scanner_id++; |
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395 | GB_pop_transaction(gb_main); |
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396 | aws->set_popup_callback(makeWindowCallback(scanner_changed_cb, cbs, GB_CB_CHANGED)); |
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397 | return cbs; |
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398 | } |
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399 | |
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400 | static void scan_fields_recursive(GBDATA *gbd, DbScanner *cbs, int deep, AW_selection_list *fields) |
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401 | { |
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402 | GB_TYPES type = GB_read_type(gbd); |
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403 | char *key = GB_read_key(gbd); |
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404 | |
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405 | GBS_strstruct *out = GBS_stropen(1000); |
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406 | for (int i = 0; i < deep; i++) GBS_strcat(out, ": "); |
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407 | GBS_strnprintf(out, 30, "%-12s", key); |
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408 | |
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409 | switch (type) { |
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410 | case GB_DB: { |
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411 | GBS_strcat(out, "<CONTAINER>:"); |
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412 | cbs->fields->insert(GBS_mempntr(out), gbd); |
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413 | GBS_strforget(out); |
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414 | |
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415 | for (GBDATA *gb2 = GB_child(gbd); gb2; gb2 = GB_nextChild(gb2)) { |
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416 | scan_fields_recursive(gb2, cbs, deep + 1, fields); |
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417 | } |
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418 | break; |
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419 | } |
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420 | case GB_LINK: { |
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421 | GBS_strnprintf(out, 100, "LINK TO '%s'", GB_read_link_pntr(gbd)); |
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422 | cbs->fields->insert(GBS_mempntr(out), gbd); |
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423 | GBS_strforget(out); |
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424 | |
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425 | GBDATA *gb_al = GB_follow_link(gbd); |
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426 | if (gb_al) { |
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427 | for (GBDATA *gb2 = GB_child(gb_al); gb2; gb2 = GB_nextChild(gb2)) { |
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428 | scan_fields_recursive(gb2, cbs, deep + 1, fields); |
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429 | } |
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430 | } |
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431 | break; |
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432 | } |
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433 | default: { |
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434 | char *data = GB_read_as_string(gbd); |
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435 | |
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436 | if (data) { |
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437 | GBS_strcat(out, data); |
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438 | free(data); |
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439 | } |
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440 | else { |
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441 | GBS_strcat(out, "<unprintable>"); |
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442 | } |
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443 | cbs->fields->insert(GBS_mempntr(out), gbd); |
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444 | GBS_strforget(out); |
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445 | break; |
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446 | } |
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447 | } |
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448 | free(key); |
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449 | } |
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450 | |
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451 | static void scan_list(GBDATA *, DbScanner *cbs) { |
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452 | #define INFO_WIDTH 1000 |
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453 | refresh_again : |
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454 | char buffer[INFO_WIDTH+1]; |
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455 | memset(buffer, 0, INFO_WIDTH+1); |
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456 | |
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457 | static int last_max_name_width; |
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458 | int max_name_width = 0; |
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459 | |
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460 | if (last_max_name_width == 0) last_max_name_width = 15; |
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461 | |
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462 | cbs->fields->clear(); |
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463 | |
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464 | GBDATA *gb_key_data = GB_search(cbs->gb_main, cbs->selector.change_key_path, GB_CREATE_CONTAINER); |
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465 | |
---|
466 | for (int existing = 1; existing >= 0; --existing) { |
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467 | for (GBDATA *gb_key = GB_entry(gb_key_data, CHANGEKEY); gb_key; gb_key = GB_nextEntry(gb_key)) { |
---|
468 | GBDATA *gb_key_hidden = GB_entry(gb_key, CHANGEKEY_HIDDEN); |
---|
469 | if (gb_key_hidden && GB_read_int(gb_key_hidden)) continue; // don't show hidden fields in 'species information' window |
---|
470 | |
---|
471 | GBDATA *gb_key_name = GB_entry(gb_key, CHANGEKEY_NAME); |
---|
472 | if (!gb_key_name) continue; |
---|
473 | |
---|
474 | GBDATA *gb_key_type = GB_entry(gb_key, CHANGEKEY_TYPE); |
---|
475 | |
---|
476 | const char *name = GB_read_char_pntr(gb_key_name); |
---|
477 | GBDATA *gbd = GB_search(cbs->gb_user, name, GB_FIND); |
---|
478 | |
---|
479 | if ((!existing) == (!gbd)) { // first print only existing; then non-existing entries |
---|
480 | char *p = buffer; |
---|
481 | int len = sprintf(p, "%-*s %c", last_max_name_width, name, GB_type_2_char((GB_TYPES)GB_read_int(gb_key_type))); |
---|
482 | |
---|
483 | p += len; |
---|
484 | |
---|
485 | int name_width = strlen(name); |
---|
486 | if (name_width>max_name_width) max_name_width = name_width; |
---|
487 | |
---|
488 | if (gbd) { // existing entry |
---|
489 | *(p++) = GB_read_security_write(gbd)+'0'; |
---|
490 | *(p++) = ':'; |
---|
491 | *(p++) = ' '; |
---|
492 | *p = 0; |
---|
493 | |
---|
494 | { |
---|
495 | char *data = GB_read_as_string(gbd); |
---|
496 | if (data) { |
---|
497 | int rest = INFO_WIDTH-(p-buffer); |
---|
498 | int ssize = strlen(data); |
---|
499 | |
---|
500 | if (ssize > rest) { |
---|
501 | ssize = GBS_shorten_repeated_data(data); |
---|
502 | if (ssize > rest) { |
---|
503 | if (ssize>5) strcpy(data+rest-5, "[...]"); |
---|
504 | ssize = rest; |
---|
505 | } |
---|
506 | } |
---|
507 | |
---|
508 | memcpy(p, data, ssize); |
---|
509 | p[ssize] = 0; |
---|
510 | |
---|
511 | free(data); |
---|
512 | } |
---|
513 | } |
---|
514 | cbs->fields->insert(buffer, gbd); |
---|
515 | } |
---|
516 | else { // non-existing entry |
---|
517 | p[0] = ' '; p[1] = ':'; p[2] = 0; |
---|
518 | cbs->fields->insert(buffer, gb_key); |
---|
519 | } |
---|
520 | } |
---|
521 | } |
---|
522 | } |
---|
523 | |
---|
524 | if (last_max_name_width < max_name_width) { |
---|
525 | last_max_name_width = max_name_width; |
---|
526 | goto refresh_again; |
---|
527 | } |
---|
528 | #undef INFO_WIDTH |
---|
529 | } |
---|
530 | |
---|
531 | static void scanner_changed_cb(UNFIXED, DbScanner *cbs, GB_CB_TYPE gbtype) { // called by DB-callback or WindowCallback |
---|
532 | cbs->may_be_an_error = true; |
---|
533 | |
---|
534 | if (gbtype == GB_CB_DELETE) { |
---|
535 | cbs->gb_user = 0; |
---|
536 | } |
---|
537 | if (cbs->gb_user && !cbs->aws->is_shown()) { |
---|
538 | // unmap invisible window |
---|
539 | // map_db_scanner(cbs,0); |
---|
540 | // recalls this function !!!! |
---|
541 | return; |
---|
542 | } |
---|
543 | cbs->fields->clear(); |
---|
544 | if (cbs->gb_user) { |
---|
545 | GB_transaction ta(cbs->gb_main); |
---|
546 | |
---|
547 | switch (cbs->scannermode) { |
---|
548 | case DB_SCANNER: |
---|
549 | scan_fields_recursive(cbs->gb_user, cbs, 0, cbs->fields); |
---|
550 | break; |
---|
551 | case DB_VIEWER: |
---|
552 | scan_list(cbs->gb_user, cbs); |
---|
553 | break; |
---|
554 | } |
---|
555 | } |
---|
556 | cbs->fields->insert_default("", (GBDATA*)NULL); |
---|
557 | cbs->fields->update(); |
---|
558 | if (cbs->gb_user) { |
---|
559 | GB_transaction ta(cbs->gb_main); |
---|
560 | |
---|
561 | long flag = GB_read_flag(cbs->gb_user); |
---|
562 | cbs->awr->awar(cbs->awarname_mark)->write_int(flag); |
---|
563 | } |
---|
564 | } |
---|
565 | /*!********** Unmap edit field if 'key_data' has been changed (maybe entries deleted) |
---|
566 | *********/ |
---|
567 | static void scanner_changed_dcb2(GBDATA*, DbScanner *cbs, GB_CB_TYPE gbtype) { |
---|
568 | cbs->awr->awar(cbs->awarname_current_item)->write_pointer(NULL); |
---|
569 | // unmap edit field |
---|
570 | scanner_changed_cb(NULL, cbs, gbtype); |
---|
571 | } |
---|
572 | |
---|
573 | void map_db_scanner(DbScanner *scanner, GBDATA *gb_pntr, const char *key_path) { |
---|
574 | GB_transaction ta(scanner->gb_main); |
---|
575 | |
---|
576 | GBDATA *gb_key_data = GB_search(scanner->gb_main, key_path, GB_CREATE_CONTAINER); |
---|
577 | |
---|
578 | if (scanner->gb_user) { |
---|
579 | GB_remove_callback(scanner->gb_user, GB_CB_CHANGED_OR_DELETED, makeDatabaseCallback(scanner_changed_cb, scanner)); |
---|
580 | } |
---|
581 | if (scanner->scannermode == DB_VIEWER) { |
---|
582 | GB_remove_callback(gb_key_data, GB_CB_CHANGED, makeDatabaseCallback(scanner_changed_dcb2, scanner)); |
---|
583 | } |
---|
584 | |
---|
585 | scanner->gb_user = gb_pntr; |
---|
586 | |
---|
587 | if (gb_pntr) { |
---|
588 | GB_add_callback(gb_pntr, GB_CB_CHANGED_OR_DELETED, makeDatabaseCallback(scanner_changed_cb, scanner)); |
---|
589 | if (scanner->scannermode == DB_VIEWER) { |
---|
590 | GB_add_callback(gb_key_data, GB_CB_CHANGED, makeDatabaseCallback(scanner_changed_dcb2, scanner)); |
---|
591 | } |
---|
592 | } |
---|
593 | |
---|
594 | scanner->awr->awar(scanner->awarname_current_item)->write_pointer(NULL); |
---|
595 | scanner_changed_cb(NULL, scanner, GB_CB_CHANGED); |
---|
596 | } |
---|
597 | |
---|
598 | GBDATA *get_db_scanner_main(const DbScanner *scanner) { |
---|
599 | return scanner->gb_main; |
---|
600 | } |
---|
601 | |
---|
602 | char *get_id_of_item_mapped_in(const DbScanner *scanner) { |
---|
603 | return scanner->get_mapped_item_id(); |
---|
604 | } |
---|
605 | |
---|
606 | const ItemSelector& get_itemSelector_of(const DbScanner *scanner) { |
---|
607 | return scanner->selector; |
---|
608 | } |
---|