player/preferences.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3  * callbacks.c
   4  * Copyright (C) Philip en Marijn 2008 <>
   5  *
   6  * preferences.c is free software copyrighted by Philip en Marijn.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. Neither the name ``Philip en Marijn'' nor the name of any other
  17  *    contributor may be used to endorse or promote products derived
  18  *    from this software without specific prior written permission.
  19  *
  20  * preferences.c IS PROVIDED BY Philip en Marijn ``AS IS'' AND ANY EXPRESS
  21  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  22  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL Philip en Marijn OR ANY OTHER CONTRIBUTORS
  24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  27  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  28  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  29  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  30  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #include <glib.h>
  34 #include <glib/gi18n.h>
  35 #include <gtk/gtk.h>
  36 #include <libchimara/chimara-glk.h>
  37 #include <libchimara/chimara-if.h>
  38 #include <config.h>
  39 #include "error.h"
  40
  41 GObject *load_object(const gchar *name);
  42 static GtkTextTag *current_tag;
  43
  44 static void style_tree_select_callback(GtkTreeSelection *selection, ChimaraGlk *glk);
  45
  46 /* Create the preferences dialog. */
  47 void
  48 preferences_create(ChimaraGlk *glk)
  49 {
  50         /* Initialize the tree of style names */
  51         GtkTreeStore *style_list = gtk_tree_store_new(1, G_TYPE_STRING);
  52         GtkTreeIter buffer, grid, buffer_child, grid_child;
  53
  54         gtk_tree_store_append(style_list, &buffer, NULL);
  55         gtk_tree_store_append(style_list, &grid, NULL);
  56         gtk_tree_store_set(style_list, &buffer, 0, "Text buffer", -1);
  57         gtk_tree_store_set(style_list, &grid, 0, "Text grid", -1);
  58
  59         int i;
  60     gint num_tags = chimara_glk_get_num_tag_names(glk);
  61         const gchar **tag_names = chimara_glk_get_tag_names(glk);
  62         for(i=0; i<num_tags; i++) {
  63                 gtk_tree_store_append(style_list, &buffer_child, &buffer);
  64                 gtk_tree_store_append(style_list, &grid_child, &grid);
  65                 gtk_tree_store_set(style_list, &buffer_child, 0, tag_names[i], -1);
  66                 gtk_tree_store_set(style_list, &grid_child, 0, tag_names[i], -1);
  67         }
  68
  69         /* Attach the model to the treeview */
  70         GtkTreeView *view = GTK_TREE_VIEW( load_object("style-treeview") );
  71         gtk_tree_view_set_model(view, GTK_TREE_MODEL(style_list));
  72         g_object_unref(style_list);
  73
  74         /* Set the columns */
  75         GtkTreeViewColumn *column = gtk_tree_view_column_new();
  76         gtk_tree_view_column_set_title(column, "Style Name");
  77         gtk_tree_view_append_column(view, column);
  78
  79         /* Set the renderers */
  80         GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
  81         gtk_tree_view_column_pack_start(column, renderer, TRUE);
  82         gtk_tree_view_column_add_attribute(column, renderer, "text", 0);
  83
  84         /* Set selection mode to single select */
  85         GtkTreeSelection *selection = gtk_tree_view_get_selection(view);
  86         gtk_tree_selection_set_mode(selection, GTK_SELECTION_SINGLE);
  87
  88         g_signal_connect(selection, "changed", G_CALLBACK(style_tree_select_callback), glk);
  89
  90         /* Bind the preferences to the entries in the preferences file */
  91         extern GSettings *prefs_settings;
  92         GObject *flep = G_OBJECT( load_object("flep") );
  93         g_settings_bind(prefs_settings, "flep", flep, "active", G_SETTINGS_BIND_DEFAULT);
  94         GtkFileChooser *blorb_chooser = GTK_FILE_CHOOSER( load_object("blorb_file_chooser") );
  95         char *filename;
  96         g_settings_get(prefs_settings, "resource-path", "ms", &filename);
  97         if(filename) {
  98                 gtk_file_chooser_set_filename(blorb_chooser, filename);
  99                 g_free(filename);
 100         }
 101
 102         /* Initialize the list of preferred interpreters */
 103         GtkListStore *interp_list = GTK_LIST_STORE( load_object("interpreters") );
 104         GVariantIter *iter;
 105         char *format, *plugin;
 106         g_settings_get(prefs_settings, "preferred-interpreters", "a{ss}", &iter);
 107         while(g_variant_iter_loop(iter, "{ss}", &format, &plugin)) {
 108                 GtkTreeIter tree_iter;
 109                 gtk_list_store_append(interp_list, &tree_iter);
 110                 gtk_list_store_set(interp_list, &tree_iter, 0, format, 1, plugin, -1);
 111         }
 112         g_variant_iter_free(iter);
 113 }
 114
 115 static void
 116 style_tree_select_callback(GtkTreeSelection *selection, ChimaraGlk *glk)
 117 {
 118         GtkTreeIter child, parent;
 119         gchar *child_name, *parent_name;
 120         GtkTreeModel *model;
 121
 122         if( !gtk_tree_selection_get_selected(selection, &model, &child) )
 123                 return;
 124
 125         gtk_tree_model_get(model, &child, 0, &child_name, -1);
 126
 127         if( !gtk_tree_model_iter_parent(model, &parent, &child) )
 128                 return;
 129
 130         gtk_tree_model_get(model, &parent, 0, &parent_name, -1);
 131         if( !strcmp(parent_name, "Text buffer") )
 132                 current_tag = chimara_glk_get_tag(glk, CHIMARA_GLK_TEXT_BUFFER, child_name);
 133         else
 134                 current_tag = chimara_glk_get_tag(glk, CHIMARA_GLK_TEXT_GRID, child_name);
 135 }
 136
 137 void
 138 on_toggle_left(GtkToggleToolButton *button, ChimaraGlk *glk) {
 139         /* No nothing if the button is deactivated */
 140         if( !gtk_toggle_tool_button_get_active(button) )
 141                 return;
 142
 143         /* Untoggle other alignment options */
 144         GtkToggleToolButton *center = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-center"));
 145         GtkToggleToolButton *right = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-right"));
 146         GtkToggleToolButton *justify = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-justify"));
 147         gtk_toggle_tool_button_set_active(center, FALSE);
 148         gtk_toggle_tool_button_set_active(right, FALSE);
 149         gtk_toggle_tool_button_set_active(justify, FALSE);
 150
 151         g_object_set(current_tag, "justification", GTK_JUSTIFY_LEFT, "justification-set", TRUE, NULL);
 152         chimara_glk_update_style(glk);
 153 }
 154
 155 void
 156 on_toggle_center(GtkToggleToolButton *button, ChimaraGlk *glk) {
 157         if( !gtk_toggle_tool_button_get_active(button) )
 158                 return;
 159
 160         /* Untoggle other alignment options */
 161         GtkToggleToolButton *left = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-left"));
 162         GtkToggleToolButton *right = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-right"));
 163         GtkToggleToolButton *justify = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-justify"));
 164         gtk_toggle_tool_button_set_active(left, FALSE);
 165         gtk_toggle_tool_button_set_active(right, FALSE);
 166         gtk_toggle_tool_button_set_active(justify, FALSE);
 167
 168         g_object_set(current_tag, "justification", GTK_JUSTIFY_CENTER, "justification-set", TRUE, NULL);
 169         chimara_glk_update_style(glk);
 170 }
 171
 172 void
 173 on_toggle_right(GtkToggleToolButton *button, ChimaraGlk *glk) {
 174         if( !gtk_toggle_tool_button_get_active(button) )
 175                 return;
 176
 177         /* Untoggle other alignment options */
 178         GtkToggleToolButton *left = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-left"));
 179         GtkToggleToolButton *center = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-center"));
 180         GtkToggleToolButton *justify = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-justify"));
 181         gtk_toggle_tool_button_set_active(left, FALSE);
 182         gtk_toggle_tool_button_set_active(center, FALSE);
 183         gtk_toggle_tool_button_set_active(justify, FALSE);
 184
 185         g_object_set(current_tag, "justification", GTK_JUSTIFY_RIGHT, "justification-set", TRUE, NULL);
 186         chimara_glk_update_style(glk);
 187 }
 188
 189 void
 190 on_toggle_justify(GtkToggleToolButton *button, ChimaraGlk *glk) {
 191         if( !gtk_toggle_tool_button_get_active(button) )
 192                 return;
 193
 194         /* Untoggle other alignment options */
 195         GtkToggleToolButton *left = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-left"));
 196         GtkToggleToolButton *center = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-center"));
 197         GtkToggleToolButton *right = GTK_TOGGLE_TOOL_BUTTON(load_object("toolbutton-right"));
 198         gtk_toggle_tool_button_set_active(left, FALSE);
 199         gtk_toggle_tool_button_set_active(center, FALSE);
 200         gtk_toggle_tool_button_set_active(right, FALSE);
 201
 202         g_object_set(current_tag, "justification", GTK_JUSTIFY_FILL, "justification-set", TRUE, NULL);
 203         chimara_glk_update_style(glk);
 204 }
 205
 206 void
 207 on_toggle_bold(GtkToggleToolButton *button, ChimaraGlk *glk) {
 208         if( gtk_toggle_tool_button_get_active(button) )
 209                 g_object_set(current_tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
 210         else
 211                 g_object_set(current_tag, "weight", PANGO_WEIGHT_NORMAL, "weight-set", TRUE, NULL);
 212
 213         chimara_glk_update_style(glk);
 214 }
 215
 216 void
 217 on_toggle_italic(GtkToggleToolButton *button, ChimaraGlk *glk) {
 218         if( gtk_toggle_tool_button_get_active(button) )
 219                 g_object_set(current_tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL);
 220         else
 221                 g_object_set(current_tag, "style", PANGO_STYLE_NORMAL, "style-set", TRUE, NULL);
 222
 223         chimara_glk_update_style(glk);
 224 }
 225
 226 void
 227 on_toggle_underline(GtkToggleToolButton *button, ChimaraGlk *glk) {
 228         if( gtk_toggle_tool_button_get_active(button) )
 229                 g_object_set(current_tag, "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL);
 230         else
 231                 g_object_set(current_tag, "underline", PANGO_UNDERLINE_NONE, "underline-set", TRUE, NULL);
 232
 233         chimara_glk_update_style(glk);
 234 }
 235
 236 void
 237 on_foreground_color_set(GtkColorButton *button, ChimaraGlk *glk)
 238 {
 239         GdkColor color;
 240     gtk_color_button_get_color(button, &color);
 241         g_object_set(current_tag, "foreground-gdk", &color, "foreground-set", TRUE, NULL);
 242         chimara_glk_update_style(glk);
 243 }
 244
 245 void
 246 on_background_color_set(GtkColorButton *button, ChimaraGlk *glk)
 247 {
 248         GdkColor color;
 249     gtk_color_button_get_color(button, &color);
 250         g_object_set(current_tag, "background-gdk", &color, "background-set", TRUE, NULL);
 251         chimara_glk_update_style(glk);
 252 }
 253
 254 void
 255 on_font_set(GtkFontButton *button, ChimaraGlk *glk)
 256 {
 257         const gchar *font_name = gtk_font_button_get_font_name(button);
 258         PangoFontDescription *font_description = pango_font_description_from_string(font_name);
 259         g_object_set(current_tag, "font-desc", font_description, NULL);
 260         chimara_glk_update_style(glk);
 261 }
 262
 263 void
 264 on_resource_file_set(GtkFileChooserButton *button, ChimaraGlk *glk)
 265 {
 266         extern GSettings *prefs_settings;
 267         char *filename = gtk_file_chooser_get_filename( GTK_FILE_CHOOSER(button) );
 268         g_settings_set(prefs_settings, "resource-path", "ms", filename);
 269         g_free(filename);
 270 }