#include "UIManager.h"
#include "Window.h"


const gchar* const UIManager::uiData = (const gchar*)
"<ui>"
  "<menubar>"
    "<menu action=\"fileMenu\">"
      "<menuitem action=\"new\"/>"
      "<menuitem action=\"open\"/>"
      "<menuitem action=\"save\"/>"
      "<menuitem action=\"saveAs\"/>"
      "<separator/>"
      "<menuitem action=\"quit\"/>"
    "</menu>"
  "</menubar>"
  "<toolbar action=\"toolbar1\">"
    "<separator/>"
    "<toolitem action=\"zoomIn\"/>"
    "<toolitem action=\"zoomOut\"/>"
    "<separator/>"
  "</toolbar>"
"</ui>";


void UIManager::handleAction(GtkAction *action, UIManager *uiManager) {
  const gchar* name = gtk_action_get_name(action);
  
  if(!strcmp(name, "save"))
    uiManager->window->handleAction(SAVE);
  else if(!strcmp(name, "saveAs"))
    uiManager->window->handleAction(SAVE_AS);
  else if(!strcmp(name, "zoomIn"))
    uiManager->window->handleAction(ZOOM_IN);
  else if(!strcmp(name, "zoomOut"))
    uiManager->window->handleAction(ZOOM_OUT);
}

GtkActionGroup* UIManager::createActions() {
  GtkActionGroup *actionGroup = gtk_action_group_new("actions");
  GtkAction *action;
  
  action = gtk_action_new("fileMenu", "_File", NULL, NULL);
  gtk_action_group_add_action(actionGroup, action);
  g_object_unref(G_OBJECT(action));
  
  action = gtk_action_new("toolbar1", "Toolbar", NULL, NULL);
  gtk_action_group_add_action(actionGroup, action);
  g_object_unref(G_OBJECT(action));
  
  action = gtk_action_new("new", "_New", NULL, GTK_STOCK_NEW);
  g_signal_connect(G_OBJECT(action), "activate", G_CALLBACK(handleAction), this);
  gtk_action_group_add_action_with_accel(actionGroup, action, NULL);
  g_object_unref(G_OBJECT(action));
  
  action = gtk_action_new("open", "_Open", NULL, GTK_STOCK_OPEN);
  g_signal_connect(G_OBJECT(action), "activate", G_CALLBACK(handleAction), this);
  gtk_action_group_add_action_with_accel(actionGroup, action, NULL);
  g_object_unref(G_OBJECT(action));
  
  action = gtk_action_new("save", "_Save", NULL, GTK_STOCK_SAVE);
  g_signal_connect(G_OBJECT(action), "activate", G_CALLBACK(handleAction), this);
  gtk_action_group_add_action_with_accel(actionGroup, action, NULL);
  g_object_unref(G_OBJECT(action));
  
  action = gtk_action_new("saveAs", "Save _As", NULL, NULL);
  g_signal_connect(G_OBJECT(action), "activate", G_CALLBACK(handleAction), this);
  gtk_action_group_add_action(actionGroup, action);
  g_object_unref(G_OBJECT(action));
  
  action = gtk_action_new("zoomIn", "Zoom _in", NULL, GTK_STOCK_ZOOM_IN);
  g_signal_connect(G_OBJECT(action), "activate", G_CALLBACK(handleAction), this);
  gtk_action_group_add_action_with_accel(actionGroup, action, NULL);
  g_object_unref(G_OBJECT(action));
  
  action = gtk_action_new("zoomOut", "Zoom _out", NULL, GTK_STOCK_ZOOM_OUT);
  g_signal_connect(G_OBJECT(action), "activate", G_CALLBACK(handleAction), this);
  gtk_action_group_add_action_with_accel(actionGroup, action, NULL);
  g_object_unref(G_OBJECT(action));
  
  action = gtk_action_new("quit", "_Quit", NULL, GTK_STOCK_QUIT);
  g_signal_connect(G_OBJECT(action), "activate", G_CALLBACK(gtk_main_quit), NULL);
  gtk_action_group_add_action_with_accel(actionGroup, action, NULL);
  g_object_unref(G_OBJECT(action));
  
  return actionGroup;
}

UIManager::UIManager(Window *window) {
  this->window = window;
  
  uiManager = gtk_ui_manager_new();
  
  gtk_ui_manager_add_ui_from_string(uiManager, uiData, -1, NULL);
  
  GtkActionGroup *actions = createActions();
  gtk_ui_manager_insert_action_group(uiManager, actions, 0);
  g_object_unref(G_OBJECT(actions));
  
  gtk_ui_manager_ensure_update(uiManager);
}

UIManager::~UIManager() {
  g_object_unref(G_OBJECT(uiManager));
}