use markup and tooltips in lists column headers

data/yad.1

@@ -590,6 +590,8 @@ Size of icons may be set in gtk config file at GTK_ICON_SIZE_MENU position of gt
 
 Special column names \fI@fore@\fP, \fI@back@\fP and \fI@font@\fP sets corresponding rows attributes.
 Values of those columns don't show in results.
+
+Column title can be specified in form \fIname!tooltip\fP and Pango markup can be used in \fIname\fP and \fItooltip\fP parts.
 .TP
 .B \-\-tree
 Enbale tree mode. In this mode extra data in form \fIROW_ID[:PARENT_ID]\fP must be passed to yad before each row. See \fBEXAMPLES\fP for details.
@@ -711,6 +713,9 @@ Sending FormFeed character to list clears it. This symbol may be sent as \fIecho
 .TP
 .B \-\-simple-tips
 Don't use markup in tooltips even if text has a valid markup.
+.TP
+.B \-\-header-tips
+Use header name as a fallback tooltip text.
 
 .SS Notebook options
 .TP

src/list.c

@@ -313,6 +313,32 @@ size_col_format (GtkTreeViewColumn *col, GtkCellRenderer *cell, GtkTreeModel *mo
 }
 
 static void
+set_column_title (GtkTreeViewColumn *col, gchar *title)
+{
+  GtkWidget *lbl;
+  gchar **str;
+
+  str = g_strsplit (title, options.common_data.item_separator, 2);
+  lbl = gtk_label_new (NULL);
+
+  if (options.data.no_markup)
+    {
+      gtk_label_set_text (GTK_LABEL (lbl), str[0]);
+      if (str[1] || options.list_data.header_tips)
+        gtk_widget_set_tooltip_text (lbl, str[1] ? str[1] : str[0]);
+    }
+  else
+    {
+      gtk_label_set_markup (GTK_LABEL (lbl), str[0]);
+      if (str[1] || options.list_data.header_tips)
+        gtk_widget_set_tooltip_markup (lbl, str[1] ? str[1] : str[0]);
+    }
+
+  gtk_widget_show (lbl);
+  gtk_tree_view_column_set_widget (col, lbl);
+}
+
+static void
 add_columns ()
 {
   gint i;
@@ -332,7 +358,8 @@ add_columns ()
         case YAD_COLUMN_CHECK:
         case YAD_COLUMN_RADIO:
           renderer = gtk_cell_renderer_toggle_new ();
-          column = gtk_tree_view_column_new_with_attributes (col->name, renderer, "active", i, NULL);
+          column = gtk_tree_view_column_new_with_attributes (NULL, renderer, "active", i, NULL);
+          set_column_title (column, col->name);
           if (back_col != -1)
             gtk_tree_view_column_add_attribute (column, renderer, "cell-background", back_col);
           if (col->type == YAD_COLUMN_RADIO)
@@ -345,7 +372,8 @@ add_columns ()
           break;
         case YAD_COLUMN_IMAGE:
           renderer = gtk_cell_renderer_pixbuf_new ();
-          column = gtk_tree_view_column_new_with_attributes (col->name, renderer, "pixbuf", i, NULL);
+          column = gtk_tree_view_column_new_with_attributes (NULL, renderer, "pixbuf", i, NULL);
+          set_column_title (column, col->name);
           if (back_col != -1)
             gtk_tree_view_column_add_attribute (column, renderer, "cell-background", back_col);
           break;
@@ -358,7 +386,8 @@ add_columns ()
               g_object_set (G_OBJECT (renderer), "editable", TRUE, NULL);
               g_signal_connect (renderer, "edited", G_CALLBACK (cell_edited_cb), NULL);
             }
-          column = gtk_tree_view_column_new_with_attributes (col->name, renderer, "text", i, NULL);
+          column = gtk_tree_view_column_new_with_attributes (NULL, renderer, "text", i, NULL);
+          set_column_title (column, col->name);
           if (fore_col != -1)
             gtk_tree_view_column_add_attribute (column, renderer, "foreground", fore_col);
           if (back_col != -1)
@@ -374,7 +403,8 @@ add_columns ()
           break;
         case YAD_COLUMN_BAR:
           renderer = gtk_cell_renderer_progress_new ();
-          column = gtk_tree_view_column_new_with_attributes (col->name, renderer, "value", i, NULL);
+          column = gtk_tree_view_column_new_with_attributes (NULL, renderer, "value", i, NULL);
+          set_column_title (column, col->name);
           if (back_col != -1)
             gtk_tree_view_column_add_attribute (column, renderer, "cell-background", back_col);
           gtk_tree_view_column_set_sort_column_id (column, i);
@@ -388,9 +418,10 @@ add_columns ()
               g_signal_connect (renderer, "edited", G_CALLBACK (cell_edited_cb), NULL);
             }
           if (options.data.no_markup)
-            column = gtk_tree_view_column_new_with_attributes (col->name, renderer, "text", i, NULL);
+            column = gtk_tree_view_column_new_with_attributes (NULL, renderer, "text", i, NULL);
           else
-            column = gtk_tree_view_column_new_with_attributes (col->name, renderer, "markup", i, NULL);
+            column = gtk_tree_view_column_new_with_attributes (NULL, renderer, "markup", i, NULL);
+          set_column_title (column, col->name);
           if (col->ellipsize)
             g_object_set (G_OBJECT (renderer), "ellipsize", options.list_data.ellipsize, NULL);
           if (col->wrap)

src/option.c

@@ -469,7 +469,9 @@ static GOptionEntry list_options[] = {
     N_("Add new records on the top of a list"), NULL },
   { "simple-tips", 0, 0, G_OPTION_ARG_NONE, &options.list_data.simple_tips,
     N_("Don't use markup in tooltips"), NULL },
-  { NULL }
+   { "header-tips", 0, 0, G_OPTION_ARG_NONE, &options.list_data.header_tips,
+    N_("Use column name as a header tooltip"), NULL },
+ { NULL }
 };
 
 static GOptionEntry notebook_options[] = {
@@ -1671,6 +1673,7 @@ yad_options_init (void)
   options.list_data.no_selection = FALSE;
   options.list_data.add_on_top = FALSE;
   options.list_data.simple_tips = FALSE;
+  options.list_data.header_tips = FALSE;
 
   /* Initialize notebook data */
   options.notebook_data.tabs = NULL;
@@ -1726,7 +1729,7 @@ yad_options_init (void)
   options.scale_data.buttons = FALSE;
   options.scale_data.marks = NULL;
   options.scale_data.enforce_step = FALSE;
-  
+
   /* Initialize text data */
   options.text_data.wrap = FALSE;
   options.text_data.justify = GTK_JUSTIFY_LEFT;

src/yad.h

@@ -371,6 +371,7 @@ typedef struct {
   gboolean no_selection;
   gboolean add_on_top;
   gboolean simple_tips;
+  gboolean header_tips;
 } YadListData;
 
 typedef struct {