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add API to query Gtk::ComboBoxText entries

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..the overly complex C++ style variant.
iterate twice..  hell yeah.
This commit is contained in:
Robin Gareus 2015-03-16 14:37:06 +01:00
parent 26ba494083
commit 4c2ea510e3
2 changed files with 43 additions and 0 deletions
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9
libs/gtkmm2ext/gtkmm2ext/utils.h
View file

@ -97,6 +97,15 @@ namespace Gtkmm2ext {
LIBGTKMM2EXT_API void set_popdown_strings (Gtk::ComboBoxText&, LIBGTKMM2EXT_API void set_popdown_strings (Gtk::ComboBoxText&,
const std::vector<std::string>&); const std::vector<std::string>&);
LIBGTKMM2EXT_API void get_popdown_strings (Gtk::ComboBoxText&,
std::vector<std::string>&);
LIBGTKMM2EXT_API bool contains_value (Gtk::ComboBoxText&,
const std::string);
LIBGTKMM2EXT_API bool set_active_text_if_present (Gtk::ComboBoxText&,
const std::string);
template<class T> /*LIBGTKMM2EXT_API*/ void deferred_delete (void *ptr) { template<class T> /*LIBGTKMM2EXT_API*/ void deferred_delete (void *ptr) {
delete static_cast<T *> (ptr); delete static_cast<T *> (ptr);
} }

34
libs/gtkmm2ext/utils.cc
View file

@ -19,6 +19,7 @@
*/ */
#include <map> #include <map>
#include <algorithm>
#include <gtk/gtkpaned.h> #include <gtk/gtkpaned.h>
#include <gtk/gtk.h> #include <gtk/gtk.h>
@ -306,6 +307,39 @@ Gtkmm2ext::set_popdown_strings (Gtk::ComboBoxText& cr, const vector<string>& str
} }
} }
void
Gtkmm2ext::get_popdown_strings (Gtk::ComboBoxText& cr, std::vector<std::string>& strings)
{
strings.clear ();
Glib::RefPtr<const Gtk::TreeModel> m = cr.get_model();
if (!m) {
return;
}
for(Gtk::TreeModel::iterator i = m->children().begin(); i != m->children().end(); ++i) {
Glib::ustring txt;
(*i)->get_value(0, txt);
strings.push_back (txt);
}
}
bool
Gtkmm2ext::contains_value (Gtk::ComboBoxText& cr, const std::string text)
{
std::vector<std::string> s;
get_popdown_strings (cr, s);
return (std::find (s.begin(), s.end(), text) != s.end());
}
bool
Gtkmm2ext::set_active_text_if_present (Gtk::ComboBoxText& cr, const std::string text)
{
if (contains_value(cr, text)) {
cr.set_active_text (text);
return true;
}
return false;
}
GdkWindow* GdkWindow*
Gtkmm2ext::get_paned_handle (Gtk::Paned& paned) Gtkmm2ext::get_paned_handle (Gtk::Paned& paned)
{ {