Add a dedicated text input event. Switch to our own custom keycode enum rather than depending on SDLs.

git-svn-id: svn+ssh://svn.gna.org/svn/warzone/trunk@5445 4a71c877-e1ca-e34f-864e-861f7616d084

lib/betawidget/widget.c

@@ -788,6 +788,7 @@ bool widgetHandleEventImpl(widget *self, event *evt)
 		}
 		case EVT_KEY_DOWN:
 		case EVT_KEY_UP:
+		case EVT_TEXT:
 		{
 			// Only relevant if we have focus
 			if (self->hasFocus)

lib/betawidget/widget.h

@@ -11,6 +11,8 @@
 #include "vector.h"
 #include "geom.h"
 
+#include "keycode.h"
+
 /*
  * Forward declarations
  */
@@ -26,6 +28,7 @@ typedef struct _event           event;
 typedef struct _eventMouse      eventMouse;
 typedef struct _eventMouseBtn   eventMouseBtn;
 typedef struct _eventKey        eventKey;
+typedef struct _eventText		eventText;
 typedef struct _eventMisc       eventMisc;
 
 typedef bool (*callback)        (widget *widget, event *evt, void *userData);
@@ -59,6 +62,9 @@ enum _eventType
 	EVT_KEY_DOWN,
 	EVT_KEY_UP,
 	
+	// Text input events
+	EVT_TEXT,
+
 	// Misc
 	EVT_FOCUS,
 	EVT_BLUR
@@ -125,12 +131,8 @@ struct _eventKey
 {
 	event event;
 
-	// The key which was pressed, this should be used for text-input &c
-	// NB: This is only valid for EVT_KEY_DOWN events!
-	int unicode;
-
 	// The keycode of the key which was pressed
-	int keycode;
+	eventKeycode keycode;
 
 	// Active modifier keys
 	bool ctrl;
@@ -138,6 +140,17 @@ struct _eventKey
 	bool alt;
 };
 
+/*
+ * The event structure for text input events
+ */
+struct _eventText
+{
+	event event;
+	
+	// The text that was typed, UTF-8 encoded
+	const char *utf8;
+};
+
 /*
  *
  */