1 | // |
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2 | // aven.cc |
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3 | // |
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4 | // Main class for Aven. |
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5 | // |
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6 | // Copyright (C) 2001 Mark R. Shinwell. |
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7 | // Copyright (C) 2002,2003,2004,2005,2006,2011,2013,2014,2015,2016,2017,2018 Olly Betts |
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8 | // |
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9 | // This program is free software; you can redistribute it and/or modify |
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10 | // it under the terms of the GNU General Public License as published by |
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11 | // the Free Software Foundation; either version 2 of the License, or |
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12 | // (at your option) any later version. |
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13 | // |
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14 | // This program is distributed in the hope that it will be useful, |
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15 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | // GNU General Public License for more details. |
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18 | // |
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19 | // You should have received a copy of the GNU General Public License |
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20 | // along with this program; if not, write to the Free Software |
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21 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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22 | // |
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23 | |
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24 | #ifdef HAVE_CONFIG_H |
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25 | #include <config.h> |
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26 | #endif |
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27 | |
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28 | #define MSG_SETUP_PROJ_SEARCH_PATH 1 |
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29 | |
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30 | #include "aven.h" |
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31 | #include "log.h" |
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32 | #include "gla.h" |
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33 | #include "mainfrm.h" |
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34 | |
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35 | #include "cmdline.h" |
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36 | #include "message.h" |
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37 | #include "useful.h" |
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38 | |
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39 | #include <assert.h> |
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40 | #include <stdio.h> |
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41 | |
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42 | #include <wx/confbase.h> |
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43 | #include <wx/image.h> |
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44 | #if wxUSE_DISPLAY |
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45 | // wxDisplay was added in wx 2.5; but it may not be built for mingw (because |
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46 | // the header seems to be missing). |
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47 | #include <wx/display.h> |
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48 | #endif |
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49 | |
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50 | #ifdef __WXMSW__ |
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51 | #include <windows.h> |
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52 | #endif |
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53 | |
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54 | static const struct option long_opts[] = { |
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55 | /* const char *name; int has_arg (0 no_argument, 1 required_*, 2 optional_*); int *flag; int val; */ |
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56 | {"survey", required_argument, 0, 's'}, |
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57 | {"print", no_argument, 0, 'p'}, |
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58 | {"help", no_argument, 0, HLP_HELP}, |
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59 | {"version", no_argument, 0, HLP_VERSION}, |
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60 | {0, 0, 0, 0} |
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61 | }; |
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62 | |
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63 | #define short_opts "s:p" |
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64 | |
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65 | static struct help_msg help[] = { |
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66 | /* <-- */ |
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67 | /* TRANSLATORS: --help output for --survey option. |
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68 | * |
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69 | * "this" has been added to English translation */ |
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70 | {HLP_ENCODELONG(0), /*only load the sub-survey with this prefix*/199, 0}, |
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71 | /* TRANSLATORS: --help output for aven --print option */ |
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72 | {HLP_ENCODELONG(1), /*print and exit (requires a 3d file)*/119, 0}, |
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73 | {0, 0, 0} |
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74 | }; |
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75 | |
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76 | #ifdef __WXMSW__ |
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77 | IMPLEMENT_APP(Aven) |
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78 | #else |
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79 | IMPLEMENT_APP_NO_MAIN(Aven) |
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80 | IMPLEMENT_WX_THEME_SUPPORT |
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81 | #endif |
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82 | |
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83 | Aven::Aven() : |
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84 | m_Frame(NULL), m_pageSetupData(NULL) |
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85 | { |
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86 | wxFont::SetDefaultEncoding(wxFONTENCODING_UTF8); |
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87 | } |
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88 | |
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89 | Aven::~Aven() |
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90 | { |
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91 | delete m_pageSetupData; |
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92 | } |
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93 | |
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94 | static int getopt_first_response = 0; |
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95 | |
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96 | static char ** utf8_argv; |
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97 | |
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98 | #ifdef __WXMSW__ |
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99 | bool Aven::Initialize(int& my_argc, wxChar **my_argv) |
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100 | { |
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101 | const wxChar * cmd_line = GetCommandLineW(); |
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102 | |
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103 | // Horrible bodge to handle therion's assumptions about the "Process" |
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104 | // file association. |
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105 | if (cmd_line) { |
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106 | // None of these are valid aven command line options, so this is not |
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107 | // going to be triggered accidentally. |
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108 | const wxChar * p = wxStrstr(cmd_line, |
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109 | wxT("aven.exe\" --quiet --log --output=")); |
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110 | if (p) { |
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111 | // Just change the command name in the command line string - that |
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112 | // way the quoting should match what the C runtime expects. |
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113 | wxString cmd(cmd_line, p - cmd_line); |
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114 | cmd += "cavern"; |
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115 | cmd += p + 4; |
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116 | exit(wxExecute(cmd, wxEXEC_SYNC)); |
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117 | } |
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118 | } |
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119 | |
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120 | int utf8_argc; |
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121 | { |
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122 | // wxWidgets doesn't split up the command line in the standard way, so |
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123 | // redo it ourselves using the standard API function. |
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124 | // |
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125 | // Warning: The returned array from this has no terminating NULL |
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126 | // element. |
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127 | wxChar ** new_argv = NULL; |
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128 | if (cmd_line) |
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129 | new_argv = CommandLineToArgvW(cmd_line, &utf8_argc); |
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130 | bool failed = (new_argv == NULL); |
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131 | if (failed) { |
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132 | wxChar * p; |
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133 | FormatMessage( |
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134 | FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM, |
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135 | NULL, |
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136 | GetLastError(), |
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137 | 0, |
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138 | (LPWSTR)&p, |
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139 | 4096, |
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140 | NULL); |
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141 | wxString m = "CommandLineToArgvW failed: "; |
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142 | m += p; |
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143 | wxMessageBox(m, APP_NAME, wxOK | wxCENTRE | wxICON_EXCLAMATION); |
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144 | LocalFree(p); |
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145 | utf8_argc = my_argc; |
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146 | new_argv = my_argv; |
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147 | } |
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148 | |
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149 | // Convert wide characters to UTF-8. |
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150 | utf8_argv = new char * [utf8_argc + 1]; |
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151 | for (int i = 0; i < utf8_argc; ++i){ |
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152 | utf8_argv[i] = strdup(wxString(new_argv[i]).utf8_str()); |
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153 | } |
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154 | utf8_argv[utf8_argc] = NULL; |
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155 | |
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156 | if (!failed) LocalFree(new_argv); |
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157 | } |
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158 | |
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159 | msg_init(utf8_argv); |
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160 | select_charset(CHARSET_UTF8); |
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161 | /* Want --version and decent --help output, which cmdline does for us. |
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162 | * wxCmdLine is much less good. |
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163 | */ |
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164 | /* TRANSLATORS: Here "survey" is a "cave map" rather than list of questions |
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165 | * - it should be translated to the terminology that cavers using the |
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166 | * language would use. |
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167 | * |
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168 | * Part of aven --help */ |
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169 | cmdline_set_syntax_message(/*[SURVEY_FILE]*/269, 0, NULL); |
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170 | cmdline_init(utf8_argc, utf8_argv, short_opts, long_opts, NULL, help, 0, 1); |
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171 | getopt_first_response = cmdline_getopt(); |
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172 | |
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173 | // The argc and argv arguments don't actually get used here. |
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174 | int dummy_argc = 0; |
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175 | return wxApp::Initialize(dummy_argc, NULL); |
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176 | } |
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177 | #else |
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178 | int main(int argc, char **argv) |
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179 | { |
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180 | #ifdef __WXGTK3__ |
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181 | // Currently wxGLCanvas doesn't work under Wayland, and the code segfaults. |
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182 | // https://trac.wxwidgets.org/ticket/17702 |
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183 | // Setting GDK_BACKEND=x11 is the recommended workaround, and it seems to |
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184 | // work to set it here. |
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185 | setenv("GDK_BACKEND", "x11", 1); |
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186 | #endif |
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187 | #ifdef __WXMAC__ |
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188 | // MacOS passes a magic -psn_XXXX command line argument in argv[1] which |
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189 | // wx ignores for us, but in wxApp::Initialize() which hasn't been |
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190 | // called yet. So we need to remove it ourselves. |
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191 | if (argc > 1 && strncmp(argv[1], "-psn_", 5) == 0) { |
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192 | --argc; |
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193 | memmove(argv + 1, argv + 2, argc * sizeof(char *)); |
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194 | } |
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195 | #endif |
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196 | // Call msg_init() and start processing the command line first so that |
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197 | // we can respond to --help and --version even without an X display. |
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198 | msg_init(argv); |
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199 | select_charset(CHARSET_UTF8); |
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200 | /* Want --version and decent --help output, which cmdline does for us. |
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201 | * wxCmdLine is much less good. |
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202 | */ |
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203 | cmdline_set_syntax_message(/*[SURVEY_FILE]*/269, 0, NULL); |
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204 | cmdline_init(argc, argv, short_opts, long_opts, NULL, help, 0, 1); |
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205 | getopt_first_response = cmdline_getopt(); |
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206 | |
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207 | utf8_argv = argv; |
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208 | |
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209 | #if wxUSE_UNICODE |
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210 | wxWCharBuffer buf(wxConvFileName->cMB2WX(argv[0])); |
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211 | wxChar * wargv[2]; |
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212 | if (buf) { |
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213 | wargv[0] = wxStrdup(buf); |
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214 | } else { |
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215 | // Eep - couldn't convert the executable's name to wide characters! |
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216 | wargv[0] = wxStrdup(APP_NAME); |
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217 | } |
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218 | wargv[1] = NULL; |
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219 | int wargc = 1; |
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220 | return wxEntry(wargc, wargv); |
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221 | #else |
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222 | char *dummy_argv[2] = { argv[0], NULL }; |
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223 | int dummy_argc = 1; |
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224 | return wxEntry(dummy_argc, dummy_argv); |
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225 | #endif |
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226 | } |
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227 | #endif |
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228 | |
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229 | bool Aven::OnInit() |
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230 | { |
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231 | wxLog::SetActiveTarget(new MyLogWindow()); |
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232 | |
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233 | { |
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234 | // Suppress message box warnings about messages not found. |
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235 | wxLogNull logNo; |
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236 | wxLocale *loc = new wxLocale(); |
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237 | loc->AddCatalogLookupPathPrefix(wmsg_cfgpth()); |
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238 | wxString msg_lang_str(msg_lang, wxConvUTF8); |
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239 | const char *lang = msg_lang2 ? msg_lang2 : msg_lang; |
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240 | wxString lang_str(lang, wxConvUTF8); |
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241 | loc->Init(msg_lang_str, lang_str, msg_lang_str); |
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242 | // The existence of the wxLocale object is enough - no need to keep a |
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243 | // pointer to it! |
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244 | } |
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245 | |
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246 | const char* opt_survey = NULL; |
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247 | bool print_and_exit = false; |
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248 | |
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249 | while (true) { |
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250 | int opt; |
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251 | if (getopt_first_response) { |
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252 | opt = getopt_first_response; |
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253 | getopt_first_response = 0; |
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254 | } else { |
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255 | opt = cmdline_getopt(); |
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256 | } |
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257 | if (opt == EOF) break; |
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258 | if (opt == 's') { |
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259 | if (opt_survey != NULL) { |
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260 | // FIXME: Not a helpful error, but this is temporary until |
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261 | // we actually hook up support for specifying multiple |
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262 | // --survey options properly here. |
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263 | cmdline_syntax(); |
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264 | exit(1); |
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265 | } |
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266 | opt_survey = optarg; |
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267 | } |
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268 | if (opt == 'p') { |
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269 | print_and_exit = true; |
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270 | } |
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271 | } |
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272 | |
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273 | if (print_and_exit && !utf8_argv[optind]) { |
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274 | cmdline_syntax(); // FIXME : not a helpful error... |
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275 | exit(1); |
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276 | } |
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277 | |
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278 | wxString fnm; |
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279 | if (utf8_argv[optind]) { |
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280 | fnm = wxString(utf8_argv[optind], wxConvUTF8); |
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281 | if (fnm.empty() && *(utf8_argv[optind])) { |
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282 | ReportError(wxT("File argument's filename has bad encoding")); |
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283 | return false; |
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284 | } |
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285 | } |
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286 | |
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287 | if (!GLACanvas::check_visual()) { |
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288 | wxString m; |
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289 | /* TRANSLATORS: %s will be replaced with "Aven" currently (and |
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290 | * perhaps by "Survex" or other things in future). */ |
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291 | m.Printf(wmsg(/*This version of %s requires OpenGL to work, but it isn’t available.*/405), APP_NAME); |
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292 | wxMessageBox(m, APP_NAME, wxOK | wxCENTRE | wxICON_EXCLAMATION); |
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293 | exit(1); |
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294 | } |
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295 | |
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296 | wxImage::AddHandler(new wxPNGHandler); |
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297 | |
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298 | // Obtain the screen geometry. |
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299 | #if wxUSE_DISPLAY |
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300 | wxRect geom = wxDisplay().GetGeometry(); |
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301 | #else |
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302 | wxRect geom; |
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303 | wxClientDisplayRect(&geom.x, &geom.y, &geom.width, &geom.height); |
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304 | #endif |
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305 | |
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306 | wxPoint pos(wxDefaultPosition); |
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307 | int width, height; |
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308 | wxConfigBase::Get()->Read(wxT("width"), &width, 0); |
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309 | if (width > 0) wxConfigBase::Get()->Read(wxT("height"), &height, 0); |
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310 | // We used to persist full screen mode (-1 was maximized, |
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311 | // -2 full screen), but people would get stuck in full |
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312 | // screen mode, unsure how to exit. |
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313 | bool maximized = (width <= -1); |
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314 | if (width <= 0 || height <= 0) { |
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315 | pos.x = geom.x; |
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316 | pos.y = geom.y; |
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317 | width = geom.width; |
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318 | height = geom.height; |
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319 | |
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320 | // Calculate a reasonable size for our window. |
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321 | pos.x += width / 8; |
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322 | pos.y += height / 8; |
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323 | width = width * 3 / 4; |
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324 | height = height * 3 / 4; |
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325 | } else { |
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326 | // Impose a minimum size for sanity, and make sure the window fits on |
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327 | // the display (in case the current display is smaller than the one |
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328 | // in use when the window size was saved). (480x320) is about the |
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329 | // smallest usable size for aven's window. |
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330 | const int min_width = min(geom.width, 480); |
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331 | const int min_height = min(geom.height, 320); |
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332 | if (width < min_width || height < min_height) { |
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333 | if (width < min_width) { |
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334 | width = min_width; |
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335 | } |
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336 | if (height < min_height) { |
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337 | height = min_height; |
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338 | } |
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339 | pos.x = geom.x + (geom.width - width) / 4; |
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340 | pos.y = geom.y + (geom.height - height) / 4; |
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341 | } |
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342 | } |
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343 | |
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344 | // Create the main window. |
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345 | m_Frame = new MainFrm(APP_NAME, pos, wxSize(width, height)); |
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346 | |
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347 | // Select maximised if that's the saved state. |
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348 | if (maximized) { |
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349 | m_Frame->Maximize(); |
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350 | } |
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351 | |
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352 | if (utf8_argv[optind]) { |
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353 | if (!opt_survey) opt_survey = ""; |
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354 | m_Frame->OpenFile(fnm, wxString(opt_survey, wxConvUTF8)); |
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355 | } |
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356 | |
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357 | if (print_and_exit) { |
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358 | m_Frame->PrintAndExit(); |
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359 | return true; |
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360 | } |
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361 | |
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362 | m_Frame->Show(true); |
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363 | #ifdef _WIN32 |
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364 | m_Frame->SetFocus(); |
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365 | #endif |
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366 | return true; |
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367 | } |
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368 | |
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369 | wxPageSetupDialogData * |
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370 | Aven::GetPageSetupDialogData() |
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371 | { |
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372 | if (!m_pageSetupData) m_pageSetupData = new wxPageSetupDialogData; |
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373 | #ifdef __WXGTK__ |
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374 | // Fetch paper margins stored on disk. |
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375 | int left, right, top, bottom; |
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376 | wxConfigBase * cfg = wxConfigBase::Get(); |
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377 | // These default margins were chosen by looking at all the .ppd files |
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378 | // on my machine. |
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379 | cfg->Read(wxT("paper_margin_left"), &left, 7); |
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380 | cfg->Read(wxT("paper_margin_right"), &right, 7); |
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381 | cfg->Read(wxT("paper_margin_top"), &top, 14); |
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382 | cfg->Read(wxT("paper_margin_bottom"), &bottom, 14); |
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383 | m_pageSetupData->SetMarginTopLeft(wxPoint(left, top)); |
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384 | m_pageSetupData->SetMarginBottomRight(wxPoint(right, bottom)); |
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385 | #endif |
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386 | return m_pageSetupData; |
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387 | } |
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388 | |
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389 | void |
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390 | Aven::SetPageSetupDialogData(const wxPageSetupDialogData & psdd) |
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391 | { |
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392 | if (!m_pageSetupData) m_pageSetupData = new wxPageSetupDialogData; |
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393 | *m_pageSetupData = psdd; |
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394 | #ifdef __WXGTK__ |
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395 | wxPoint topleft = psdd.GetMarginTopLeft(); |
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396 | wxPoint bottomright = psdd.GetMarginBottomRight(); |
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397 | |
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398 | // Store user specified paper margins on disk/in registry. |
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399 | wxConfigBase * cfg = wxConfigBase::Get(); |
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400 | cfg->Write(wxT("paper_margin_left"), topleft.x); |
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401 | cfg->Write(wxT("paper_margin_right"), bottomright.x); |
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402 | cfg->Write(wxT("paper_margin_top"), topleft.y); |
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403 | cfg->Write(wxT("paper_margin_bottom"), bottomright.y); |
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404 | cfg->Flush(); |
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405 | #endif |
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406 | } |
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407 | |
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408 | #ifdef __WXMAC__ |
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409 | void |
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410 | Aven::MacOpenFiles(const wxArrayString & filenames) |
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411 | { |
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412 | if (filenames.size() != 1) { |
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413 | ReportError(wxT("Aven can only load one file at a time")); |
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414 | return; |
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415 | } |
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416 | m_Frame->OpenFile(filenames[0], wxString()); |
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417 | } |
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418 | |
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419 | void |
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420 | Aven::MacPrintFiles(const wxArrayString & filenames) |
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421 | { |
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422 | if (filenames.size() != 1) { |
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423 | ReportError(wxT("Aven can only print one file at a time")); |
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424 | return; |
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425 | } |
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426 | m_Frame->OpenFile(filenames[0], wxString()); |
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427 | m_Frame->PrintAndExit(); |
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428 | } |
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429 | #endif |
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430 | |
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431 | void Aven::ReportError(const wxString& msg) |
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432 | { |
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433 | if (!m_Frame) { |
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434 | wxMessageBox(msg, APP_NAME, wxOK | wxICON_ERROR); |
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435 | return; |
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436 | } |
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437 | wxMessageDialog dlg(m_Frame, msg, APP_NAME, wxOK | wxICON_ERROR); |
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438 | dlg.ShowModal(); |
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439 | } |
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440 | |
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441 | const wxString & |
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442 | wmsg_cfgpth() |
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443 | { |
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444 | static wxString path; |
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445 | if (path.empty()) |
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446 | path = wxString(msg_cfgpth(), wxConvUTF8); |
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447 | return path; |
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448 | } |
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449 | |
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450 | // called to report errors by message.c |
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451 | extern "C" void |
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452 | aven_v_report(int severity, const char *fnm, int line, int en, va_list ap) |
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453 | { |
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454 | wxString m; |
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455 | if (fnm) { |
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456 | m = wxString(fnm, wxConvUTF8); |
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457 | if (line) m += wxString::Format(wxT(":%d"), line); |
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458 | m += wxT(": "); |
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459 | } |
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460 | |
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461 | if (severity == 0) { |
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462 | m += wmsg(/*warning*/4); |
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463 | m += wxT(": "); |
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464 | } |
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465 | |
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466 | char buf[1024]; |
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467 | vsnprintf(buf, sizeof(buf), msg(en), ap); |
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468 | m += wxString(buf, wxConvUTF8); |
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469 | if (wxTheApp == NULL) { |
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470 | // We haven't initialised the Aven app object yet. |
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471 | if (!wxInitialize()) { |
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472 | fputs(buf, stderr); |
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473 | PUTC('\n', stderr); |
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474 | exit(1); |
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475 | } |
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476 | wxMessageBox(m, APP_NAME, wxOK | wxICON_ERROR); |
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477 | wxUninitialize(); |
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478 | } else { |
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479 | wxGetApp().ReportError(m); |
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480 | } |
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481 | } |
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