tint2conf : cleanup and asynchronous panel preview

[chaz/tint2] / src / tint2conf / theme_view.c

diff --git a/src/tint2conf/theme_view.c b/src/tint2conf/theme_view.c
index 1309fea46c3f99dc0c252aa1496c7a94ce4b0b1c..6b7e4dc2937b7498533782faf6c06bb4fb6cff47 100644 (file)
--- a/src/tint2conf/theme_view.c
+++ b/src/tint2conf/theme_view.c
@@ -1,7 +1,12 @@
 
+#include <stdlib.h>
+#include <glib.h>
+#include <glib/gstdio.h>
+
 #include "theme_view.h"
 
 // The data columns that we export via the tree model interface
+GtkWidget *g_theme_view;
 GtkListStore *g_store;
 int g_width_list, g_height_list;
 GtkCellRenderer *g_renderer;
@@ -41,13 +46,85 @@ GtkWidget *create_view()
        gtk_tree_view_column_add_attribute(col, g_renderer, "pixbuf", COL_SNAPSHOT);
        gtk_tree_view_append_column(GTK_TREE_VIEW(view),col);
 
-       //g_timeout_add(50, (GSourceFunc) increase_timeout, NULL);
-
        return view;
 }
 
 
 void custom_list_append(const gchar *name)
+{
+       GtkTreeIter  iter;
+
+       gtk_list_store_append(g_store, &iter);
+       gtk_list_store_set(g_store, &iter, COL_THEME_FILE, name, -1);
+}
+
+
+gboolean update_snapshot()
+{
+       GtkTreeModel *model;
+       GtkTreeIter iter;
+       GdkPixbuf *icon;
+       gboolean have_iter, found = FALSE;
+
+       model = gtk_tree_view_get_model(GTK_TREE_VIEW(g_theme_view));
+       have_iter = gtk_tree_model_get_iter_first(model, &iter);
+       while (have_iter) {
+               gtk_tree_model_get(model, &iter, COL_SNAPSHOT, &icon, -1);
+               if (icon != NULL) {
+                       g_object_unref(icon);
+                       have_iter = gtk_tree_model_iter_next(model, &iter);
+               }
+               else {
+                       found = TRUE;
+                       break;
+               }
+       }
+
+       if (found) {
+               // build panel's snapshot
+               GdkPixbuf *pixbuf;
+               gchar *name, *snap, *cmd;
+               gint pixWidth, pixHeight;
+               gboolean changeSize = FALSE;
+
+               snap = g_build_filename (g_get_user_config_dir(), "tint2", "snap.jpg", NULL);
+               g_remove(snap);
+
+               gtk_tree_model_get(model, &iter, COL_THEME_FILE, &name, -1);
+               cmd = g_strdup_printf("tint2 -c \'%s\' -s \'%s\'", name, snap);
+               system(cmd);
+
+               // load
+               pixbuf = gdk_pixbuf_new_from_file(snap, NULL);
+               if (pixbuf == NULL) {
+                       printf("snapshot NULL : %s\n", cmd);
+                       found = FALSE;
+               }
+               g_free(snap);
+               g_free(cmd);
+               g_free(name);
+
+               pixWidth = gdk_pixbuf_get_width(pixbuf);
+               pixHeight = gdk_pixbuf_get_height(pixbuf);
+               if (g_width_list < pixWidth) {
+                       g_width_list = pixWidth;
+                       changeSize = TRUE;
+               }
+               if (g_height_list < (pixHeight+6)) {
+                       g_height_list = pixHeight+6;
+                       changeSize = TRUE;
+               }
+               if (changeSize)
+                       gtk_cell_renderer_set_fixed_size(g_renderer, g_width_list, g_height_list);
+
+               gtk_list_store_set(g_store, &iter, COL_SNAPSHOT, pixbuf, -1);
+       }
+       return found;
+}
+
+
+
+void custom_list_append2(const gchar *name)
 {
        GtkTreeIter  iter;
        gchar *snap, *cmd;
@@ -86,32 +163,4 @@ void custom_list_append(const gchar *name)
        gtk_list_store_set(g_store, &iter, COL_THEME_FILE, name, COL_SNAPSHOT, icon, -1);
 }
 
-/*
-gboolean increase_timeout (GtkCellRenderer *renderer)
-{
-  GtkTreeIter  iter;
-  gfloat       perc = 0.0;
-  //gchar        buf[20];
-
-  gtk_tree_model_get_iter_first(GTK_TREE_MODEL(g_store), &iter);
-
-  gtk_tree_model_get (GTK_TREE_MODEL(g_store), &iter, COL_SNAPSHOT, &perc, -1);
-
-  if ( perc > (1.0-STEP)  ||  (perc < STEP && perc > 0.0) )
-  {
-    increasing = (!increasing);
-  }
-
-  if (increasing)
-    perc = perc + STEP;
-  else
-    perc = perc - STEP;
-
-  //g_snprintf(buf, sizeof(buf), "%u %%", (guint)(perc*100));
-
-  gtk_list_store_set (g_store, &iter, COL_SNAPSHOT, perc, -1);
-
-  return TRUE;
-}
-*/