1 | /* rgmisc.cc |
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2 | * |
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3 | * Copyright (c) 2003 Michael Vogt |
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4 | * |
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5 | * Author: Michael Vogt <mvo@debian.org> |
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6 | * |
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7 | * This program is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU General Public License as |
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9 | * published by the Free Software Foundation; either version 2 of the |
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10 | * License, or (at your option) any later version. |
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11 | * |
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12 | * This program is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | * GNU General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License |
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18 | * along with this program; if not, write to the Free Software |
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19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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20 | * USA |
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21 | */ |
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22 | |
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23 | #include <X11/Xlib.h> |
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24 | #include <gdk/gdkx.h> |
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25 | #include <gtk/gtk.h> |
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26 | #include <string> |
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27 | #include "i18n.h" |
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28 | #include "rgmisc.h" |
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29 | #include <stdio.h> |
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30 | |
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31 | |
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32 | void RGFlushInterface() |
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33 | { |
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34 | XSync(gdk_display, False); |
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35 | |
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36 | while (gtk_events_pending()) { |
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37 | gtk_main_iteration(); |
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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 | * SizeToStr: Converts a size long into a human-readable SI string |
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43 | * ---------------------------------------------------- |
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44 | * A maximum of four digits are shown before conversion to the next highest |
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45 | * unit. The maximum length of the string will be five characters unless the |
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46 | * size is more than ten yottabytes. |
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47 | * |
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48 | * mvo: we use out own SizeToStr function as the SI spec says we need a |
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49 | * space between the number and the unit (this isn't the case in stock apt |
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50 | */ |
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51 | string SizeToStr(double Size) |
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52 | { |
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53 | char S[300]; |
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54 | double ASize; |
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55 | if (Size >= 0) { |
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56 | ASize = Size; |
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57 | } else { |
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58 | ASize = -1 * Size; |
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59 | } |
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60 | |
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61 | /* Bytes, kilobytes, megabytes, gigabytes, terabytes, petabytes, exabytes, |
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62 | * zettabytes, yottabytes. |
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63 | */ |
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64 | char Ext[] = { ' ', 'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y' }; |
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65 | int I = 0; |
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66 | while (I <= 8) { |
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67 | if (ASize < 100 && I != 0) { |
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68 | snprintf(S, 300, "%.1f %cB", ASize, Ext[I]); |
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69 | break; |
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70 | } |
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71 | |
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72 | if (ASize < 10000) { |
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73 | snprintf(S, 300, "%.0f %cB", ASize, Ext[I]); |
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74 | break; |
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75 | } |
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76 | ASize /= 1000.0; |
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77 | I++; |
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78 | } |
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79 | return S; |
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80 | } |
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81 | |
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82 | |
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83 | bool is_binary_in_path(const char *program) |
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84 | { |
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85 | gchar **path = g_strsplit(getenv("PATH"), ":", 0); |
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86 | |
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87 | for (int i = 0; path[i] != NULL; i++) { |
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88 | char *s = g_strdup_printf("%s/%s", path[i], program); |
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89 | if (FileExists(s)) { |
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90 | g_free(s); |
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91 | g_strfreev(path); |
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92 | return true; |
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93 | } |
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94 | g_free(s); |
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95 | } |
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96 | g_strfreev(path); |
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97 | return false; |
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98 | } |
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99 | |
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100 | char *gtk_get_string_from_color(GdkColor * colp) |
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101 | { |
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102 | static char *_str = NULL; |
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103 | |
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104 | g_free(_str); |
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105 | if (colp == NULL) { |
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106 | _str = g_strdup(""); |
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107 | return _str; |
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108 | } |
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109 | _str = g_strdup_printf("#%4X%4X%4X", colp->red, colp->green, colp->blue); |
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110 | for (char *ptr = _str; *ptr; ptr++) |
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111 | if (*ptr == ' ') |
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112 | *ptr = '0'; |
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113 | |
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114 | return _str; |
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115 | } |
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116 | |
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117 | void gtk_get_color_from_string(const char *cpp, GdkColor **colp) |
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118 | { |
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119 | GdkColor *new_color; |
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120 | int result; |
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121 | |
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122 | // "" means no color |
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123 | if (strlen(cpp) == 0) { |
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124 | *colp = NULL; |
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125 | return; |
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126 | } |
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127 | |
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128 | GdkColormap *colormap = gdk_colormap_get_system(); |
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129 | |
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130 | new_color = g_new(GdkColor, 1); |
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131 | result = gdk_color_parse(cpp, new_color); |
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132 | gdk_colormap_alloc_color(colormap, new_color, FALSE, TRUE); |
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133 | *colp = new_color; |
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134 | } |
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135 | |
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136 | const char *utf8_to_locale(const char *str) |
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137 | { |
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138 | static char *_str = NULL; |
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139 | if (str == NULL) |
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140 | return NULL; |
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141 | if (g_utf8_validate(str, -1, NULL) == false) |
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142 | return NULL; |
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143 | g_free(_str); |
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144 | _str = NULL; |
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145 | _str = g_locale_from_utf8(str, -1, NULL, NULL, NULL); |
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146 | return _str; |
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147 | } |
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148 | |
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149 | const char *utf8(const char *str) |
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150 | { |
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151 | static char *_str = NULL; |
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152 | if (str == NULL) |
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153 | return NULL; |
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154 | if (g_utf8_validate(str, -1, NULL) == true) |
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155 | return str; |
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156 | g_free(_str); |
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157 | _str = NULL; |
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158 | _str = g_convert(str, -1, "UTF-8", "EUC-JP", NULL, NULL, NULL); |
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159 | return _str; |
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160 | } |
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161 | |
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162 | GtkWidget *get_gtk_image(const char *name) |
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163 | { |
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164 | gchar *filename; |
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165 | GtkWidget *img; |
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166 | filename = g_strdup_printf("../pixmaps/%s.png", name); |
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167 | if (!FileExists(filename)) { |
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168 | g_free(filename); |
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169 | filename = g_strdup_printf(SYNAPTIC_PIXMAPDIR "%s.png", name); |
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170 | } |
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171 | img = gtk_image_new_from_file(filename); |
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172 | if (img == NULL) |
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173 | std::cerr << "Warning, failed to load: " << filename << std::endl; |
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174 | g_free(filename); |
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175 | return img; |
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176 | } |
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177 | |
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178 | |
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179 | // ------------------------------------------------------------------- |
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180 | // RPackageStatus stuff |
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181 | RGPackageStatus RGPackageStatus::pkgStatus; |
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182 | |
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183 | void RGPackageStatus::initColors() |
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184 | { |
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185 | char *default_status_colors[N_STATUS_COUNT] = { |
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186 | "#83a67f", // install |
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187 | "#83a67f", // re-install |
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188 | "#eed680", // upgrade |
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189 | "#ada7c8", // downgrade |
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190 | "#c1665a", // remove |
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191 | "#df421e", // purge |
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192 | NULL, // available |
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193 | "#bab5ab", // available-locked |
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194 | NULL, // installed-updated |
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195 | NULL, // installed-outdated |
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196 | "#bab5ab", // installed-locked |
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197 | NULL, // broken |
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198 | NULL // new |
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199 | }; |
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200 | |
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201 | gchar *config_string; |
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202 | for (int i = 0; i < N_STATUS_COUNT; i++) { |
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203 | config_string = g_strdup_printf("Synaptic::color-%s", |
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204 | PackageStatusShortString[i]); |
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205 | gtk_get_color_from_string(_config-> |
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206 | Find(config_string, |
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207 | default_status_colors[i]).c_str(), |
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208 | &StatusColors[i]); |
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209 | g_free(config_string); |
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210 | } |
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211 | } |
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212 | |
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213 | void RGPackageStatus::initPixbufs() |
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214 | { |
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215 | gchar *filename = NULL; |
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216 | |
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217 | for (int i = 0; i < N_STATUS_COUNT; i++) { |
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218 | filename = g_strdup_printf("../pixmaps/package-%s.png", |
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219 | PackageStatusShortString[i]); |
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220 | if (!FileExists(filename)) { |
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221 | g_free(filename); |
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222 | filename = g_strdup_printf(SYNAPTIC_PIXMAPDIR "package-%s.png", |
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223 | PackageStatusShortString[i]); |
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224 | } |
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225 | StatusPixbuf[i] = gdk_pixbuf_new_from_file(filename, NULL); |
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226 | if (StatusPixbuf[i] == NULL) |
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227 | std::cerr << "Warning, failed to load: " << filename << std::endl; |
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228 | g_free(filename); |
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229 | } |
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230 | |
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231 | filename = "../pixmaps/package-supported.png"; |
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232 | if (!FileExists(filename)) |
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233 | filename = SYNAPTIC_PIXMAPDIR "package-supported.png"; |
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234 | |
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235 | supportedPix = gdk_pixbuf_new_from_file(filename, NULL); |
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236 | if (supportedPix == NULL) |
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237 | std::cerr << "Warning, failed to load: " << filename << std::endl; |
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238 | } |
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239 | |
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240 | // class that finds out what do display to get user |
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241 | void RGPackageStatus::init() |
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242 | { |
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243 | RPackageStatus::init(); |
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244 | |
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245 | initColors(); |
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246 | initPixbufs(); |
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247 | } |
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248 | |
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249 | |
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250 | GdkColor *RGPackageStatus::getBgColor(RPackage *pkg) |
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251 | { |
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252 | return StatusColors[getStatus(pkg)]; |
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253 | } |
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254 | |
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255 | GdkPixbuf *RGPackageStatus::getSupportedPix(RPackage *pkg) |
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256 | { |
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257 | if(isSupported(pkg)) |
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258 | return supportedPix; |
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259 | else |
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260 | return NULL; |
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261 | } |
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262 | |
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263 | GdkPixbuf *RGPackageStatus::getPixbuf(RPackage *pkg) |
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264 | { |
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265 | return StatusPixbuf[getStatus(pkg)]; |
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266 | } |
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267 | |
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268 | void RGPackageStatus::setColor(int i, GdkColor * new_color) |
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269 | { |
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270 | StatusColors[i] = new_color; |
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271 | } |
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272 | |
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273 | void RGPackageStatus::saveColors() |
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274 | { |
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275 | gchar *color_string, *config_string; |
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276 | for (int i = 0; i < N_STATUS_COUNT; i++) { |
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277 | color_string = gtk_get_string_from_color(StatusColors[i]); |
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278 | config_string = g_strdup_printf("Synaptic::color-%s", |
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279 | PackageStatusShortString[i]); |
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280 | |
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281 | _config->Set(config_string, color_string); |
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282 | g_free(config_string); |
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283 | } |
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284 | } |
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285 | |
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286 | // vim:ts=3:sw=3:et |
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