X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fgtkmm2ext%2Fprompter.cc;h=0ff97103380becd0b74a9191a55425b71fc6bbb5;hb=0c3f01e54074a9b47dcab9b3ec0ed8a9729dbc87;hp=5dd3367380dd3dcfd17a99964520aad49991581e;hpb=79650335d11f2b3c0a0ae51ad971a36cdb28c108;p=ardour.git

diff --git a/libs/gtkmm2ext/prompter.cc b/libs/gtkmm2ext/prompter.cc
index 5dd3367380..0ff9710338 100644
--- a/libs/gtkmm2ext/prompter.cc
+++ b/libs/gtkmm2ext/prompter.cc
@@ -20,6 +20,8 @@
 
 #include <string>
 
+#include <pbd/whitespace.h>
+
 #include <gtkmm/stock.h>
 #include <gtkmm2ext/prompter.h>
 
@@ -43,13 +45,19 @@ Prompter::Prompter (bool modal)
 void
 Prompter::init ()
 {
+	set_type_hint (Gdk::WINDOW_TYPE_HINT_DIALOG);
 	set_position (Gtk::WIN_POS_MOUSE);
 	set_name ("Prompter");
-
-	set_default_response (Gtk::RESPONSE_ACCEPT);
 	
 	add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
-	add_button (Gtk::Stock::OK, Gtk::RESPONSE_ACCEPT);
+
+	/* 
+	   Alas a generic 'affirmative' button seems a bit useless sometimes.
+	   You will have to add your own.
+	   After adding, use :
+	   set_response_sensitive (Gtk::RESPONSE_ACCEPT, false)
+	   to prevent the RESPONSE_ACCEPT button from permitting blank strings.
+	*/
 	
 	entryLabel.set_line_wrap (true);
 	entryLabel.set_name ("PrompterLabel");
@@ -62,7 +70,7 @@ Prompter::init ()
 
 	get_vbox()->pack_start (entryBox);
 	show_all_children();
-
+	entry.signal_changed().connect (mem_fun (*this, &Prompter::on_entry_changed));
 	entry.signal_activate().connect (bind (mem_fun (*this, &Prompter::response), Gtk::RESPONSE_ACCEPT));
 }	
 
@@ -74,8 +82,28 @@ Prompter::change_labels (string okstr, string cancelstr)
 }
 
 void
-Prompter::get_result (string &str)
-
+Prompter::get_result (string &str, bool strip)
 {
 	str = entry.get_text ();
+	if (strip) {
+		PBD::strip_whitespace_edges (str);
+	}
+}
+
+void
+Prompter::on_entry_changed ()
+{
+	/* 
+	   This is set up so that entering text in the entry 
+	   field makes the RESPONSE_ACCEPT button active. 
+	   Of course if you haven't added a RESPONSE_ACCEPT 
+	   button, nothing will happen at all.
+	*/
+
+	if (entry.get_text() != "") {
+	  set_response_sensitive (Gtk::RESPONSE_ACCEPT, true);
+	  set_default_response (Gtk::RESPONSE_ACCEPT);
+	} else {
+	  set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
+	}
 }