diff options
Diffstat (limited to 'src/math-buttons.c')
| -rw-r--r-- | src/math-buttons.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/src/math-buttons.c b/src/math-buttons.c index 22d8570..3f9be51 100644 --- a/src/math-buttons.c +++ b/src/math-buttons.c @@ -1042,28 +1042,28 @@ const_cb(GtkWidget *widget, MathButtons *buttons) GtkWidget *menu; struct { - gchar *name, *constant; + gchar *name, *constant, *tooltip; } constants[] = { { /* Tooltip for the c₀ component button */ - N_("Velocity of Light"), "c₀" }, + N_("Velocity of Light"), "c₀", N_("299,792,458 m/s") }, { /* Tooltip for the μ₀ component button */ - N_("Magnetic constant"), "μ₀" }, + N_("Magnetic constant"), "μ₀", N_("1.2566370614×10⁻⁶ N/A²") }, { /* Tooltip for the ε₀ button */ - N_("Electric constant"), "ε₀" }, + N_("Electric constant"), "ε₀", N_("8.85418782×10⁻¹² s⁴A²/m³kg") }, { /* Tooltip for the G button */ - N_("Newtonian constant of gravitation"), "G" }, + N_("Newtonian constant of gravitation"), "G", N_("6.67408×10⁻¹¹ m³/(s²kg)") }, { /* Tooltip for the h button */ - N_("Planck constant"), "h" }, + N_("Planck constant"), "h", N_("6.62607004×10⁻³⁴ m²kg/s") }, { /* Tooltip for the ｅ button */ - N_("Elementary charge"), "ｅ" }, + N_("Elementary charge"), "ｅ", N_("1.6021766208(98)×10⁻¹⁹ C") }, { /* Tooltip for the mₑ button */ - N_("Electron mass"), "mₑ" }, + N_("Electron mass"), "mₑ", N_("9.10938356×10⁻³¹ kg") }, { /* Tooltip for the mₚ button */ - N_("Proton mass"), "mₚ" }, + N_("Proton mass"), "mₚ", N_("1.672621898(21)×10⁻²⁷ kg") }, { /* Tooltip for the Nₐ button */ - N_("Avogrado constant"), "Nₐ" }, - { NULL, NULL } + N_("Avogrado constant"), "Nₐ", N_("6.02214086×10²³ mol⁻¹") }, + { NULL, NULL, NULL } }; menu = buttons->priv->const_menu = gtk_menu_new(); @@ -1073,6 +1073,7 @@ const_cb(GtkWidget *widget, MathButtons *buttons) GtkWidget *item; item = gtk_menu_item_new_with_label(_(constants[i].name)); + gtk_widget_set_tooltip_text(item, _(constants[i].tooltip)); g_object_set_data(G_OBJECT(item), "const", g_strdup(constants[i].constant)); gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); g_signal_connect(item, "activate", G_CALLBACK(insert_const_cb), buttons); |