Add tentative struct definitions.

This is still in the early stages of development, but add in some likely
structures to house existing static data members.

main.h

@@ -5,6 +5,56 @@
     see LICENSE file
 */
 
+/* Defines. */
+#define CLIPBOARDS 2
+#define URI_LEN 128
+#define INPUTKEY_LEN 5
+#define INPUTBUF_LEN 65
+#define TARGET_LEN 8
+
+/* Structure definitions. */
+typedef struct _gui
+{
+	GtkWindow *window;
+	GtkWidget *viewport;
+	GtkBox *box;
+	GtkScrollbar *scroll_h;
+	GtkScrollbar *scroll_v;
+	GtkAdjustment *adjust_h;
+	GtkAdjustment *adjust_v;
+	GtkWidget *inputbox;
+	GtkWidget *eventbox;
+	GtkWidget *status_url;
+	GtkWidget *status_state;
+	GtkNativeWindow *embed;
+	char *winid;
+	SoupSession *session;
+	GtkClipboard *clipboards[CLIPBOARDS];
+
+	GUIActions *gui_actions;
+} GUI;
+
+typedef struct _webkit_data
+{
+	WebKitWebView *webview;
+	WebKitInspector *inspector;
+	WebKitDownliad *active_download;
+	float zoomstep;
+} WebkitData;
+
+typedef struct _cookie_handling
+{
+	SoupSession *session;
+} Cookies;
+
+typedef struct _gui_actions
+{
+	char rememberedURI[URI_LEN] = "";
+	char inputKey[INPUTKEY_LEN];
+	char inputBuffer[INPUTBUF_LEN] = "";
+	char followTarget[TARGET_LEN] = "";
+} GUIActions;
+
 /* functions */
 void update_state(void);
 gboolean process_line(char *line);