annotate src/xs_fileinfo.c @ 232:e613873c3379

Thread locking now final. All parts, including GTK GUI, should be(?) properly locked and no race conditions should be present.
author Matti Hamalainen <ccr@tnsp.org>
date Tue, 21 Dec 2004 13:13:05 +0000
parents 608f31f6c095
children 6f9764fbd693
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1 /*
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2 XMMS-SID - SIDPlay input plugin for X MultiMedia System (XMMS)
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3
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4 File information window
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5
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6 Written by Matti "ccr" Hamalainen <ccr@tnsp.org>
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7
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8 This program is free software; you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation; either version 2 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with this program; if not, write to the Free Software
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20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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21 */
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22 #include <gdk/gdkkeysyms.h>
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23 #include <gtk/gtk.h>
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24
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25 #include "xmms-sid.h"
232
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26 #include "xs_support.h"
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27 #include "xs_stil.h"
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28 #include "xs_config.h"
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29 #include "xs_interface.h"
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30 #include "xs_glade.h"
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31
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32 static GtkWidget *xs_fileinfowin = NULL;
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33 static t_xs_stil_node *xs_fileinfostil = NULL;
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34 XS_MUTEX(xs_fileinfowin);
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35
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36 #define LUW(x...) lookup_widget(xs_fileinfowin, ## x)
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37
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38
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39 void xs_fileinfo_update(void)
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40 {
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41 gboolean isEnabled;
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42 GtkAdjustment *tmpAdj;
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43
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44 XS_MUTEX_LOCK(xs_status);
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45 XS_MUTEX_LOCK(xs_fileinfowin);
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46
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47 /* Check if control window exists, we are currently playing and have a tune */
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48 if (xs_fileinfowin)
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49 {
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50 if (xs_status.tuneInfo && xs_status.isPlaying && (xs_status.tuneInfo->nsubTunes > 1))
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51 {
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52 tmpAdj = gtk_range_get_adjustment(GTK_RANGE(LUW("fileinfo_subctrl_adj")));
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53
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54 tmpAdj->value = xs_status.currSong;
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55 tmpAdj->lower = 1;
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56 tmpAdj->upper = xs_status.tuneInfo->nsubTunes;
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57 XS_MUTEX_UNLOCK(xs_status);
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58 XS_MUTEX_UNLOCK(xs_fileinfowin);
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59 gtk_adjustment_value_changed(tmpAdj);
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60 XS_MUTEX_LOCK(xs_status);
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61 XS_MUTEX_LOCK(xs_fileinfowin);
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62 isEnabled = TRUE;
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63 } else
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64 isEnabled = FALSE;
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65
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66 /* Enable or disable subtune-control in fileinfo window */
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67 gtk_widget_set_sensitive(LUW("fileinfo_subctrl_prev"), isEnabled);
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68 gtk_widget_set_sensitive(LUW("fileinfo_subctrl_adj"), isEnabled);
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69 gtk_widget_set_sensitive(LUW("fileinfo_subctrl_next"), isEnabled);
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70 }
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71
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72 XS_MUTEX_UNLOCK(xs_status);
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73 XS_MUTEX_UNLOCK(xs_fileinfowin);
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74 }
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75
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76
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77 void xs_fileinfo_setsong(void)
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78 {
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79 }
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80
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81
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82 void xs_fileinfo_ok(void)
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83 {
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84 XS_MUTEX_LOCK(xs_fileinfowin);
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85 if (xs_fileinfowin)
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86 {
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87 gtk_widget_destroy(xs_fileinfowin);
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88 xs_fileinfowin = NULL;
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89 }
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90 XS_MUTEX_UNLOCK(xs_fileinfowin);
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91 }
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92
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93
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94 void xs_fileinfo_subtune(GtkWidget *widget, void *data)
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95 {
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96 t_xs_stil_subnode *tmpNode;
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97 GtkWidget *tmpItem, *tmpText;
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98 gint tmpIndex;
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99 gchar *subName, *subAuthor;
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100
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101 /* Freeze text-widget and delete the old text */
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102 tmpText = LUW("fileinfo_sub_info");
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103 gtk_text_freeze(GTK_TEXT(tmpText));
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104 gtk_text_set_point(GTK_TEXT(tmpText), 0);
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105 gtk_text_forward_delete(GTK_TEXT(tmpText),
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106 gtk_text_get_length(GTK_TEXT(tmpText)));
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107
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108 if (xs_fileinfostil)
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109 {
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110 /* Get subtune number */
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111 tmpItem = gtk_menu_get_active(GTK_MENU(data));
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112 tmpIndex = g_list_index(GTK_MENU_SHELL(data)->children, tmpItem);
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113
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114 /* Get subtune information */
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115 tmpNode = &xs_fileinfostil->subTune[tmpIndex];
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116 subName = tmpNode->pName;
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117 subAuthor = tmpNode->pAuthor;
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118
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119 /* Put in the new text, if available */
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120 if (tmpNode->pInfo)
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121 {
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122 gtk_text_insert (GTK_TEXT (tmpText), NULL, NULL, NULL,
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123 tmpNode->pInfo, strlen(tmpNode->pInfo));
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124 }
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125 } else {
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126 /* We don't have any information */
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127 subName = NULL;
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128 subAuthor = NULL;
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129 }
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130
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131 /* Get and set subtune information */
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132 gtk_entry_set_text(GTK_ENTRY(LUW("fileinfo_sub_name")), subName ? subName : "");
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133 gtk_entry_set_text(GTK_ENTRY(LUW("fileinfo_sub_author")), subAuthor ? subAuthor : "");
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134
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135 /* Un-freeze the widget */
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136 gtk_text_thaw(GTK_TEXT(tmpText));
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137 }
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138
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139
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140 void xs_fileinfo(gchar *pcFilename)
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141 {
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142 GtkWidget *tmpMenuItem, *tmpMenu, *tmpOptionMenu;
232
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143 t_xs_tuneinfo *tmpInfo;
222
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144 t_xs_stil_subnode *tmpNode;
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145 gchar tmpStr[32], *tmpS;
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146 gint n;
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147
232
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148 /* Current implementation leaves old fileinfo window untouched if
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149 * no information can be found for the new file. Hmm...
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150 */
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151
222
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152 /* Get new tune information */
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153 XS_MUTEX_LOCK(xs_fileinfowin);
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154 XS_MUTEX_LOCK(xs_status);
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155 if ((tmpInfo = xs_status.sidPlayer->plrGetSIDInfo(pcFilename)) == NULL)
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156 {
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157 XS_MUTEX_UNLOCK(xs_fileinfowin);
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158 XS_MUTEX_UNLOCK(xs_status);
222
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159 return;
232
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160 }
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161 XS_MUTEX_UNLOCK(xs_status);
222
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162
232
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163 xs_fileinfostil = xs_stil_get(pcFilename);
222
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164
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165 /* Check if there already is an open fileinfo window */
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166 if (xs_fileinfowin)
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167 {
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168 /* Raise old window */
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169 gdk_window_raise(xs_fileinfowin->window);
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170
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171 /* Delete items */
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172 tmpOptionMenu = LUW("fileinfo_sub_tune");
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173 gtk_widget_destroy(GTK_OPTION_MENU(tmpOptionMenu)->menu);
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174 GTK_OPTION_MENU(tmpOptionMenu)->menu = gtk_menu_new();
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175 } else {
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176 /* If not, create a new one */
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177 xs_fileinfowin = create_xs_fileinfowin();
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178
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179 /* Connect additional signals */
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180 gtk_signal_connect(GTK_OBJECT(
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181 gtk_range_get_adjustment(GTK_RANGE(LUW("fileinfo_subctrl_adj")))),
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182 "value_changed", GTK_SIGNAL_FUNC (xs_fileinfo_setsong), NULL);
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183 }
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184
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185
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186 /* Set the generic song information */
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187 gtk_entry_set_text(GTK_ENTRY(LUW("fileinfo_filename")), pcFilename);
232
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188 gtk_entry_set_text(GTK_ENTRY(LUW("fileinfo_songname")), tmpInfo->sidName);
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189 gtk_entry_set_text(GTK_ENTRY(LUW("fileinfo_composer")), tmpInfo->sidComposer);
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190 gtk_entry_set_text(GTK_ENTRY(LUW("fileinfo_copyright")), tmpInfo->sidCopyright);
222
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191
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192
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193 /* Main tune - the pseudo tune */
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194 tmpOptionMenu = LUW("fileinfo_sub_tune");
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195 tmpMenu = GTK_OPTION_MENU(tmpOptionMenu)->menu;
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196
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197 tmpMenuItem = gtk_menu_item_new_with_label ("General info");
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198 gtk_widget_show (tmpMenuItem);
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199 gtk_menu_append (GTK_MENU(tmpMenu), tmpMenuItem);
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200 gtk_signal_connect (GTK_OBJECT (tmpMenuItem), "activate",
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201 GTK_SIGNAL_FUNC (xs_fileinfo_subtune), tmpMenu);
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202
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203 /* Other menu items */
232
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204 for (n = 1; n <= tmpInfo->nsubTunes; n++)
222
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205 {
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206 if (xs_fileinfostil)
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207 {
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208 tmpNode = &xs_fileinfostil->subTune[n];
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209 if (tmpNode->pName)
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210 tmpS = tmpNode->pName;
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211 else
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212 if (tmpNode->pInfo)
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213 tmpS = tmpNode->pInfo;
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214 else
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215 tmpS = "---";
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216
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217 snprintf(tmpStr, sizeof(tmpStr), "Tune #%i: %s", n, tmpS);
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218 } else
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219 snprintf(tmpStr, sizeof(tmpStr), "Tune #%i", n);
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220
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221 tmpMenuItem = gtk_menu_item_new_with_label(tmpStr);
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222 gtk_widget_show (tmpMenuItem);
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223 gtk_menu_append (GTK_MENU(tmpMenu), tmpMenuItem);
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224
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225 gtk_signal_connect (GTK_OBJECT(tmpMenuItem), "activate",
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226 GTK_SIGNAL_FUNC(xs_fileinfo_subtune), tmpMenu);
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227 }
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228
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229 /* Set the subtune information */
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230 xs_fileinfo_subtune(NULL, tmpMenu);
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231
232
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232 /* Free temporary tuneinfo */
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233 xs_tuneinfo_free(tmpInfo);
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234
222
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235 /* Show the window */
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236 gtk_widget_show(xs_fileinfowin);
232
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237
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238 XS_MUTEX_UNLOCK(xs_fileinfowin);
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239
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240 xs_fileinfo_update();
222
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241 }
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242