src/preview_update.c

   1 #include "preview_update.h"
   2 #include "main.h"
   3
   4 static gboolean restart_theme_preview_update = TRUE;
   5
   6 static GtkTreeView  *tree_view            = NULL;
   7 static GtkListStore *list_store           = NULL;
   8 static gchar        *title_layout         = NULL;
   9 static RrFont       *active_window_font   = NULL;
  10 static RrFont       *inactive_window_font = NULL;
  11 static RrFont       *menu_title_font      = NULL;
  12 static RrFont       *menu_item_font       = NULL;
  13 static RrFont       *osd_font             = NULL;
  14
  15 static gboolean update_theme_preview_iterate(gpointer data);
  16
  17 void preview_update_all()
  18 {
  19     if (!list_store) return;
  20
  21     g_idle_remove_by_data(list_store);
  22
  23     if (!(title_layout && active_window_font && inactive_window_font &&
  24           menu_title_font && menu_item_font && osd_font))
  25         return; /* not set up */
  26
  27     restart_theme_preview_update = TRUE;
  28     g_idle_add_full(G_PRIORITY_LOW,
  29                     update_theme_preview_iterate,
  30                     list_store, NULL);
  31 }
  32
  33 void preview_update_set_tree_view(GtkTreeView *tr, GtkListStore *ls)
  34 {
  35     g_assert(!!tr == !!ls);
  36
  37     if (list_store) g_idle_remove_by_data(list_store);
  38
  39     tree_view = tr;
  40     list_store = ls;
  41
  42     if (list_store) preview_update_all();
  43 }
  44
  45 void preview_update_set_active_font(RrFont *f)
  46 {
  47     RrFontClose(active_window_font);
  48     active_window_font = f;
  49     preview_update_all();
  50 }
  51
  52 void preview_update_set_inactive_font(RrFont *f)
  53 {
  54     RrFontClose(inactive_window_font);
  55     inactive_window_font = f;
  56     preview_update_all();
  57 }
  58
  59 void preview_update_set_menu_header_font(RrFont *f)
  60 {
  61     RrFontClose(menu_title_font);
  62     menu_title_font = f;
  63     preview_update_all();
  64 }
  65
  66 void preview_update_set_menu_item_font(RrFont *f)
  67 {
  68     RrFontClose(menu_item_font);
  69     menu_item_font = f;
  70     preview_update_all();
  71 }
  72
  73 void preview_update_set_osd_font(RrFont *f)
  74 {
  75     RrFontClose(osd_font);
  76     osd_font = f;
  77     preview_update_all();
  78 }
  79
  80 void preview_update_set_title_layout(const gchar *layout)
  81 {
  82     g_free(title_layout);
  83     title_layout = g_strdup(layout);
  84     preview_update_all();
  85 }
  86
  87 static gboolean update_theme_preview_iterate(gpointer data)
  88 {
  89     GtkListStore *ls = data;
  90     static GtkTreeIter iter;
  91     gchar *name;
  92
  93     if (restart_theme_preview_update) {
  94         if (!gtk_tree_model_get_iter_first(GTK_TREE_MODEL(ls), &iter))
  95             return FALSE;
  96         restart_theme_preview_update = FALSE;
  97     } else {
  98         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(ls), &iter)) {
  99             GtkTreePath *path;
 100
 101             restart_theme_preview_update = TRUE;
 102
 103             gtk_tree_view_get_cursor(tree_view, &path, NULL);
 104             gtk_tree_view_scroll_to_cell(tree_view, path, NULL,
 105                                          FALSE, 0, 0);
 106             gtk_tree_path_free(path);
 107
 108             obconf_show_main();
 109
 110             return FALSE;
 111         }
 112     }
 113
 114     gtk_tree_model_get(GTK_TREE_MODEL(ls), &iter, 0, &name, -1);
 115
 116     gtk_list_store_set(GTK_LIST_STORE(ls), &iter, 1,
 117                        preview_theme(name, title_layout, active_window_font,
 118                                      inactive_window_font, menu_title_font,
 119                                      menu_item_font, osd_font),
 120                        -1);
 121
 122     return TRUE;
 123 }