Dogcows Code - chaz/tint2/blob - src/tint2conf/theme_view.c

   1
   2 #include <stdlib.h>
   3 #include <glib.h>
   4 #include <glib/gstdio.h>
   5
   6 #include "theme_view.h"
   7
   8 // The data columns that we export via the tree model interface
   9 GtkWidget *g_theme_view;
  10 GtkListStore *g_store;
  11 int g_width_list, g_height_list;
  12 GtkCellRenderer *g_renderer;
  13
  14
  15
  16 GtkWidget *create_view()
  17 {
  18         GtkTreeViewColumn   *col;
  19         GtkCellRenderer     *renderer;
  20         GtkWidget           *view;
  21
  22         g_store = gtk_list_store_new(NB_COL, G_TYPE_STRING, GDK_TYPE_PIXBUF);
  23
  24         view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(g_store));
  25         gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(view), TRUE);
  26         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(view), FALSE);
  27
  28         g_object_unref(g_store); // destroy store automatically with view
  29
  30         renderer = gtk_cell_renderer_text_new();
  31         col = gtk_tree_view_column_new();
  32         gtk_tree_view_column_pack_start(col, renderer, TRUE);
  33         gtk_tree_view_column_add_attribute(col, renderer, "text", COL_THEME_FILE);
  34         gtk_tree_view_column_set_visible(col, FALSE);
  35         gtk_tree_view_append_column(GTK_TREE_VIEW(view),col);
  36
  37         g_width_list = 200;
  38         g_height_list = 30;
  39         g_renderer = gtk_cell_renderer_pixbuf_new();
  40         g_object_set(g_renderer, "xalign", 0.0, NULL);
  41         gtk_cell_renderer_set_fixed_size(g_renderer, g_width_list, g_height_list);
  42         // specific to gtk-2.18 or higher
  43         //gtk_cell_renderer_set_padding(g_renderer, 5, 5);
  44         col = gtk_tree_view_column_new();
  45         gtk_tree_view_column_pack_start(col, g_renderer, TRUE);
  46         gtk_tree_view_column_add_attribute(col, g_renderer, "pixbuf", COL_SNAPSHOT);
  47         gtk_tree_view_append_column(GTK_TREE_VIEW(view),col);
  48
  49         return view;
  50 }
  51
  52
  53 void custom_list_append(const gchar *name)
  54 {
  55         GtkTreeIter  iter;
  56
  57         gtk_list_store_append(g_store, &iter);
  58         gtk_list_store_set(g_store, &iter, COL_THEME_FILE, name, -1);
  59 }
  60
  61
  62 gboolean update_snapshot()
  63 {
  64         GtkTreeModel *model;
  65         GtkTreeIter iter;
  66         GdkPixbuf *icon;
  67         gboolean have_iter, found = FALSE;
  68
  69         model = gtk_tree_view_get_model(GTK_TREE_VIEW(g_theme_view));
  70         have_iter = gtk_tree_model_get_iter_first(model, &iter);
  71         while (have_iter) {
  72                 gtk_tree_model_get(model, &iter, COL_SNAPSHOT, &icon, -1);
  73                 if (icon != NULL) {
  74                         g_object_unref(icon);
  75                         have_iter = gtk_tree_model_iter_next(model, &iter);
  76                 }
  77                 else {
  78                         found = TRUE;
  79                         break;
  80                 }
  81         }
  82
  83         if (found) {
  84                 // build panel's snapshot
  85                 GdkPixbuf *pixbuf;
  86                 gchar *name, *snap, *cmd;
  87                 gint pixWidth, pixHeight;
  88                 gboolean changeSize = FALSE;
  89
  90                 snap = g_build_filename (g_get_user_config_dir(), "tint2", "snap.jpg", NULL);
  91                 g_remove(snap);
  92
  93                 gtk_tree_model_get(model, &iter, COL_THEME_FILE, &name, -1);
  94                 cmd = g_strdup_printf("tint2 -c \'%s\' -s \'%s\'", name, snap);
  95                 system(cmd);
  96
  97                 // load
  98                 pixbuf = gdk_pixbuf_new_from_file(snap, NULL);
  99                 if (pixbuf == NULL) {
 100                         printf("snapshot NULL : %s\n", cmd);
 101                         found = FALSE;
 102                 }
 103                 g_free(snap);
 104                 g_free(cmd);
 105                 g_free(name);
 106
 107                 pixWidth = gdk_pixbuf_get_width(pixbuf);
 108                 pixHeight = gdk_pixbuf_get_height(pixbuf);
 109                 if (g_width_list < pixWidth) {
 110                         g_width_list = pixWidth;
 111                         changeSize = TRUE;
 112                 }
 113                 if (g_height_list < (pixHeight+6)) {
 114                         g_height_list = pixHeight+6;
 115                         changeSize = TRUE;
 116                 }
 117                 if (changeSize)
 118                         gtk_cell_renderer_set_fixed_size(g_renderer, g_width_list, g_height_list);
 119
 120                 gtk_list_store_set(g_store, &iter, COL_SNAPSHOT, pixbuf, -1);
 121         }
 122         return found;
 123 }
 124
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 126