+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+
+ /* Place the default text tags in the textbuffer's tag table */
+ g_hash_table_foreach(glk_data->styles->text_buffer, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer));
+
+ /* Copy the override text tags to the textbuffers's tag table */
+ g_hash_table_foreach(glk_data->glk_styles->text_buffer, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer));
+
+ /* Assign the 'default' tag the lowest priority */
+ gtk_text_tag_set_priority( gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "default"), 0 );
+}
+
+
+/* Internal function: call this to initialize the default styles to a textgrid. */
+void
+style_init_textgrid(GtkTextBuffer *buffer)
+{
+ g_return_if_fail(buffer != NULL);
+
+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+
+ /* Place the default text tags in the textbuffer's tag table */
+ g_hash_table_foreach(glk_data->styles->text_grid, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer));
+
+ /* Copy the current text tags to the textbuffers's tag table */
+ g_hash_table_foreach(glk_data->glk_styles->text_grid, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer));
+
+ /* Assign the 'default' tag the lowest priority */
+ gtk_text_tag_set_priority( gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "default"), 0 );
+}
+
+/* Internal function used to iterate over a style table, copying it */
+static void
+style_copy_tag_to_textbuffer(gpointer key, gpointer tag, gpointer target_table)
+{
+ g_return_if_fail(key != NULL);
+ g_return_if_fail(tag != NULL);
+ g_return_if_fail(target_table != NULL);
+
+ gtk_text_tag_table_add(target_table, gtk_text_tag_copy( GTK_TEXT_TAG(tag) ));
+}
+
+/* Internal function that copies a text tag */
+GtkTextTag *
+gtk_text_tag_copy(GtkTextTag *tag)
+{
+ GtkTextTag *copy;
+
+ g_return_val_if_fail(tag != NULL, NULL);
+
+ copy = gtk_text_tag_new(tag->name);
+ gtk_text_attributes_copy_values(tag->values, copy->values);
+
+ #define _COPY_FLAG(flag) copy->flag = tag->flag
+ _COPY_FLAG (bg_color_set);
+ _COPY_FLAG (bg_color_set);
+ _COPY_FLAG (bg_stipple_set);
+ _COPY_FLAG (fg_color_set);
+ _COPY_FLAG (fg_stipple_set);
+ _COPY_FLAG (justification_set);
+ _COPY_FLAG (left_margin_set);
+ _COPY_FLAG (indent_set);
+ _COPY_FLAG (rise_set);
+ _COPY_FLAG (strikethrough_set);
+ _COPY_FLAG (right_margin_set);
+ _COPY_FLAG (pixels_above_lines_set);
+ _COPY_FLAG (pixels_below_lines_set);
+ _COPY_FLAG (pixels_inside_wrap_set);
+ _COPY_FLAG (tabs_set);
+ _COPY_FLAG (underline_set);
+ _COPY_FLAG (wrap_mode_set);
+ _COPY_FLAG (bg_full_height_set);
+ _COPY_FLAG (invisible_set);
+ _COPY_FLAG (editable_set);
+ _COPY_FLAG (language_set);
+ _COPY_FLAG (scale_set);
+ #undef _COPY_FLAG
+
+ /* Copy the data that was added manually */
+ gpointer reverse_color = g_object_get_data( G_OBJECT(tag), "reverse-color" );
+
+ if(reverse_color) {
+ g_object_set_data( G_OBJECT(copy), "reverse-color", reverse_color );
+ }
+
+ return copy;
+}
+
+/* Internal function that constructs the default styles */
+void
+style_init(ChimaraGlk *glk)
+{
+ CHIMARA_GLK_USE_PRIVATE(glk, priv);
+
+ GHashTable *default_text_grid_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref);
+ GHashTable *default_text_buffer_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref);
+ GHashTable *glk_text_grid_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref);
+ GHashTable *glk_text_buffer_styles = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, g_object_unref);
+ GtkTextTag *tag;
+
+ /* Initialise the default styles for a text grid */
+ tag = gtk_text_tag_new("default");
+ g_object_set(tag, "family", "Monospace", "family-set", TRUE, NULL);
+ g_hash_table_insert(default_text_grid_styles, "default", tag);
+
+ tag = gtk_text_tag_new("normal");
+ g_hash_table_insert(default_text_grid_styles, "normal", tag);
+
+ tag = gtk_text_tag_new("emphasized");
+ g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL);
+ g_hash_table_insert(default_text_grid_styles, "emphasized", tag);
+
+ tag = gtk_text_tag_new("preformatted");
+ g_hash_table_insert(default_text_grid_styles, "preformatted", tag);
+
+ tag = gtk_text_tag_new("header");
+ g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ g_hash_table_insert(default_text_grid_styles, "header", tag);
+
+ tag = gtk_text_tag_new("subheader");
+ g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ g_hash_table_insert(default_text_grid_styles, "subheader", tag);
+
+ tag = gtk_text_tag_new("alert");
+ g_object_set(tag, "foreground", "#aa0000", "foreground-set", TRUE, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ g_hash_table_insert(default_text_grid_styles, "alert", tag);
+
+ tag = gtk_text_tag_new("note");
+ g_object_set(tag, "foreground", "#aaaa00", "foreground-set", TRUE, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ g_hash_table_insert(default_text_grid_styles, "note", tag);
+
+ tag = gtk_text_tag_new("block-quote");
+ g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL);
+ g_hash_table_insert(default_text_grid_styles, "block-quote", tag);
+
+ tag = gtk_text_tag_new("input");
+ g_hash_table_insert(default_text_grid_styles, "input", tag);
+
+ tag = gtk_text_tag_new("user1");
+ g_hash_table_insert(default_text_grid_styles, "user1", tag);
+
+ tag = gtk_text_tag_new("user2");
+ g_hash_table_insert(default_text_grid_styles, "user2", tag);
+
+ tag = gtk_text_tag_new("hyperlink");
+ g_object_set(tag, "foreground", "#0000ff", "foreground-set", TRUE, "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL);
+ g_hash_table_insert(default_text_grid_styles, "hyperlink", tag);
+
+ /* Initialise the default styles for a text buffer */
+ tag = gtk_text_tag_new("default");
+ g_object_set(tag, "family", "Serif", "family-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "default", tag);
+
+ tag = gtk_text_tag_new("normal");
+ g_hash_table_insert(default_text_buffer_styles, "normal", tag);
+
+ tag = gtk_text_tag_new("emphasized");
+ g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "emphasized", tag);
+
+ tag = gtk_text_tag_new("preformatted");
+ g_object_set(tag, "family", "Monospace", "family-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "preformatted", tag);
+
+ tag = gtk_text_tag_new("header");
+ g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "header", tag);
+
+ tag = gtk_text_tag_new("subheader");
+ g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "subheader", tag);
+
+ tag = gtk_text_tag_new("alert");
+ g_object_set(tag, "foreground", "#aa0000", "foreground-set", TRUE, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "alert", tag);
+
+ tag = gtk_text_tag_new("note");
+ g_object_set(tag, "foreground", "#aaaa00", "foreground-set", TRUE, "weight", PANGO_WEIGHT_BOLD, "weight-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "note", tag);
+
+ tag = gtk_text_tag_new("block-quote");
+ g_object_set(tag, "justification", GTK_JUSTIFY_CENTER, "justification-set", TRUE, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "block-quote", tag);
+
+ tag = gtk_text_tag_new("input");
+ g_hash_table_insert(default_text_buffer_styles, "input", tag);
+
+ tag = gtk_text_tag_new("user1");
+ g_hash_table_insert(default_text_buffer_styles, "user1", tag);
+
+ tag = gtk_text_tag_new("user2");
+ g_hash_table_insert(default_text_buffer_styles, "user2", tag);
+
+ tag = gtk_text_tag_new("hyperlink");
+ g_object_set(tag, "foreground", "#0000ff", "foreground-set", TRUE, "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "hyperlink", tag);
+
+ GtkTextTag *pager_tag = gtk_text_tag_new("pager");
+ g_object_set(pager_tag, "family", "Monospace", "family-set", TRUE, "foreground", "#ffffff", "foreground-set", TRUE, "background", "#000000", "background-set", TRUE, NULL);
+ g_hash_table_insert(default_text_buffer_styles, "pager", pager_tag);
+ text_tag_to_attr_list(pager_tag, priv->pager_attr_list);
+
+ priv->styles->text_grid = default_text_grid_styles;
+ priv->styles->text_buffer = default_text_buffer_styles;
+
+
+ /* Initialize the GLK styles to empty tags */
+ int i;
+ for(i=0; i<style_NUMSTYLES; i++) {
+ tag = gtk_text_tag_new(GLK_TAG_NAMES[i]);
+ g_hash_table_insert(glk_text_grid_styles, (gchar*) GLK_TAG_NAMES[i], tag);
+ tag = gtk_text_tag_new(GLK_TAG_NAMES[i]);
+ g_hash_table_insert(glk_text_buffer_styles, (gchar*) GLK_TAG_NAMES[i], tag);
+ }
+
+ priv->glk_styles->text_grid = glk_text_grid_styles;
+ priv->glk_styles->text_buffer = glk_text_buffer_styles;
+