From 180a17a2355ea5b399437f67ffa0acc7a87ca5b4 Mon Sep 17 00:00:00 2001
From: Pietro Gagliardi <pietro10@mac.com>
Date: Wed, 6 May 2015 20:37:42 -0400
Subject: [PATCH] Implemented uiEntryOnChanged() on GTK+.

---
 unix/entry.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/unix/entry.c b/unix/entry.c
index 8bbf49d7..340fc793 100644
--- a/unix/entry.c
+++ b/unix/entry.c
@@ -5,8 +5,22 @@ struct entry {
 	uiEntry e;
 	GtkWidget *widget;
 	GtkEntry *entry;
+	void (*onChanged)(uiEntry *, void *);
+	void *onChangedData;
 };
 
+static void onChanged(GtkEditable *editable, gpointer data)
+{
+	struct entry *e = (struct entry *) data;
+
+	(*(e->onChanged))(uiEntry(e), e->onChangedData);
+}
+
+static void defaultOnChanged(uiEntry *e, void *data)
+{
+	// do nothing
+}
+
 static void onDestroy(void *data)
 {
 	struct entry *e = (struct entry *) data;
@@ -28,6 +42,14 @@ static void entrySetText(uiEntry *ee, const char *text)
 	gtk_entry_set_text(e->entry, text);
 }
 
+static void entryOnChanged(uiEntry *ee, void (*f)(uiEntry *, void *), void *data)
+{
+	struct entry *e = (struct entry *) ee;
+
+	e->onChanged = f;
+	e->onChangedData = data;
+}
+
 uiEntry *uiNewEntry(void)
 {
 	struct entry *e;
@@ -41,8 +63,12 @@ uiEntry *uiNewEntry(void)
 	e->widget = GTK_WIDGET(uiControlHandle(uiControl(e)));
 	e->entry = GTK_ENTRY(e->widget);
 
+	g_signal_connect(e->widget, "changed", G_CALLBACK(onChanged), e);
+	e->onChanged = defaultOnChanged;
+
 	uiEntry(e)->Text = entryText;
 	uiEntry(e)->SetText = entrySetText;
+	uiEntry(e)->OnChanged = entryOnChanged;
 
 	return uiEntry(e);
 }