Implemented uiLabel on GTK+. More TODOs.

label_unix.c

@@ -0,0 +1,45 @@
+// 11 april 2015
+#include "uipriv_unix.h"
+
+struct label {
+};
+
+static void onDestroy(GtkWidget *widget, gpointer data)
+{
+	struct label *l = (struct label *) data;
+
+	uiFree(l);
+}
+
+uiControl *uiNewLabel(const char *text)
+{
+	uiControl *c;
+	struct label *l;
+	GtkWidget *widget;
+
+	c = uiUnixNewControl(GTK_TYPE_LABEL,
+		FALSE, FALSE,
+		"label", text,
+		"xalign", 0,
+		// TODO yalign 0?
+		NULL);
+
+	widget = GTK_WIDGET(uiControlHandle(c));
+
+	l = uiNew(struct label);
+	g_signal_connect(widget, "destroy", G_CALLBACK(onDestroy), l);
+	c->data = l;
+
+	return c;
+}
+
+char *uiLabelText(uiControl *c)
+{
+	// TODO change g_strdup() to a wrapper function for export in ui_unix.h
+	return g_strdup(gtk_label_get_text(GTK_LABEL(uiControlHandle(c))));
+}
+
+void uiLabelSetText(uiControl *c, const char *text)
+{
+	gtk_label_set_text(GTK_LABEL(uiControlHandle(c)), text);
+}