qulogic/libgnt

Make the combobox a tiny bit friendlier.
v2.7.3
2010-07-05, Sadrul Habib Chowdhury
ac8d8a62c098
Make the combobox a tiny bit friendlier.

Pressing the first letter of an item will now jump to that item (and
popup the dropdown first if necessary). Add some API in libgnt in the
process.
#include <gnt.h>
#include <gntbox.h>
#include <gntbutton.h>
#include <gntcheckbox.h>
#include <gntcombobox.h>
#include <gntentry.h>
#include <gntlabel.h>
#include <gntslider.h>
static void
button_activated(GntWidget *b, GntComboBox *combo)
{
GntWidget *w = b->parent;
gnt_box_add_widget(GNT_BOX(w),
gnt_label_new(gnt_combo_box_get_selected_data(GNT_COMBO_BOX(combo))));
fprintf(stderr, "%s\n", gnt_combo_box_get_selected_data(GNT_COMBO_BOX(combo)));
gnt_box_readjust(GNT_BOX(w->parent));
}
static void
update_label(GntSlider *slider, int current_value, GntEntry *entry)
{
char value[256];
g_snprintf(value, sizeof(value), "%d/%d", current_value, slider->max);
/*gnt_label_set_text(label, value);*/
/*gnt_widget_draw(GNT_WIDGET(label));*/
gnt_entry_set_text(entry, value);
}
int main()
{
GntWidget *box, *combo, *button;
GntWidget *hbox;
#ifdef STANDALONE
freopen(".error", "w", stderr);
gnt_init();
#endif
box = gnt_box_new(FALSE, TRUE);
gnt_widget_set_name(box, "box");
gnt_box_set_alignment(GNT_BOX(box), GNT_ALIGN_MID);
gnt_box_set_pad(GNT_BOX(box), 0);
gnt_box_set_toplevel(GNT_BOX(box), TRUE);
gnt_box_set_title(GNT_BOX(box), "Checkbox");
hbox = gnt_box_new(FALSE, FALSE);
gnt_box_set_pad(GNT_BOX(hbox), 0);
gnt_box_set_alignment(GNT_BOX(hbox), GNT_ALIGN_MID);
gnt_widget_set_name(hbox, "upper");
combo = gnt_combo_box_new();
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "1", "1");
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "2", "2");
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "3", "3abcdefghijklmnopqrstuvwxyz");
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "4", "4");
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "5", "5");
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "6", "6");
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "7", "7");
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "8", "8");
gnt_combo_box_add_data(GNT_COMBO_BOX(combo), "9", "9");
GntWidget *l = gnt_label_new("Select");
gnt_box_add_widget(GNT_BOX(hbox), l);
gnt_widget_set_size(l, 0, 1);
gnt_box_add_widget(GNT_BOX(hbox), combo);
gnt_box_add_widget(GNT_BOX(box), hbox);
hbox = gnt_box_new(TRUE, FALSE);
gnt_box_set_alignment(GNT_BOX(hbox), GNT_ALIGN_MID);
gnt_widget_set_name(hbox, "lower");
button = gnt_button_new("OK");
gnt_box_add_widget(GNT_BOX(hbox), button);
g_signal_connect(G_OBJECT(button), "activate", G_CALLBACK(button_activated), combo);
gnt_box_add_widget(GNT_BOX(box), hbox);
gnt_box_add_widget(GNT_BOX(box), gnt_check_box_new("check box"));
GntWidget *e = gnt_entry_new(NULL);
gnt_box_add_widget(GNT_BOX(box), e);
GntWidget *slider = gnt_slider_new(TRUE, 0, 100);
gnt_slider_set_value(GNT_SLIDER(slider), 50);
gnt_box_add_widget(GNT_BOX(box), slider);
g_signal_connect(G_OBJECT(slider), "changed", G_CALLBACK(update_label), e);
gnt_slider_reflect_label(GNT_SLIDER(slider), GNT_LABEL(l));
gnt_widget_show(box);
gnt_widget_show(gnt_file_sel_new());
#ifdef STANDALONE
gnt_main();
gnt_quit();
#endif
return 0;
}