diff options
Diffstat (limited to 'src/ld-window-main.c')
| -rw-r--r-- | src/ld-window-main.c | 351 |
1 files changed, 351 insertions, 0 deletions
diff --git a/src/ld-window-main.c b/src/ld-window-main.c new file mode 100644 index 0000000..db83869 --- /dev/null +++ b/src/ld-window-main.c @@ -0,0 +1,351 @@ +/* + * window-main.c + * + * This file is a part of logdiag. + * Copyright Přemysl Janouch 2010. All rights reserved. + * + * See the file LICENSE for licensing information. + * + */ + +#include <gtk/gtk.h> + +#include "config.h" + +#include "ld-window-main.h" +#include "ld-canvas.h" +#include "ld-document.h" +#include "ld-symbol-library.h" +#include "ld-symbol-category.h" +#include "ld-symbol.h" + + +/** + * SECTION:ld-window-main + * @short_description: The main application window. + * + * #LogdiagWindowMain is the main window of the application. + */ +/* NOTE: The main window should not maybe be included in either + * the documentation or the static library. + */ + + +/* Private members of the window. */ +struct _LogdiagWindowMainPrivate +{ + GtkWidget *vbox; + GtkWidget *hbox; + GtkWidget *menu; + GtkWidget *toolbar; + + LogdiagSymbolLibrary *library; + LogdiagCanvas *canvas; + + GtkWidget *statusbar; + guint statusbar_menu_context_id; +}; + +struct DocumentData +{ + LogdiagDocument *document; + const gchar *file_name; + /* Canvas viewport settings (for multitabbed) */ +}; + +/* Define the type. */ +G_DEFINE_TYPE (LogdiagWindowMain, logdiag_window_main, GTK_TYPE_WINDOW); + + +/* ===== Local functions =================================================== */ + +/* + * cb_load_category: + * + * A hashtable foreach callback for adding categories into the toolbar. + */ +static void +cb_load_category (gpointer key, gpointer value, gpointer user_data); + +/* + * load_toolbar: + * + * Load symbols from the library into the toolbar. + */ +static void +load_toolbar (LogdiagWindowMain *self); + +/* + * cb_ui_proxy_connected: + * + * An item was connected to the manager. + */ +static void +cb_ui_proxy_connected (GtkUIManager *ui, GtkAction *action, + GtkWidget *proxy, LogdiagWindowMain *window); + +/* + * cb_ui_proxy_disconnected: + * + * An item was disconnected from the manager. + */ +static void +cb_ui_proxy_disconnected (GtkUIManager *ui, GtkAction *action, + GtkWidget *proxy, LogdiagWindowMain *window); + +/* A menu item was selected. */ +static void +cb_menu_item_selected (GtkWidget *item, LogdiagWindowMain *window); + +/* A menu item was deselected. */ +static void +cb_menu_item_deselected (GtkItem *item, LogdiagWindowMain *window); + +/* Show the about dialog. */ +static void +cb_show_about_dialog (GtkAction *action, LogdiagWindowMain *window); + + +/* ===== Local variables =================================================== */ + +/* Actions for menus, toolbars, accelerators. */ +static GtkActionEntry mw_actionEntries[] = +{ + {"FileMenu", NULL, Q_("_File")}, + {"New", GTK_STOCK_NEW, NULL, NULL, + Q_("Create a new document"), NULL}, + {"Open", GTK_STOCK_OPEN, NULL, NULL, + Q_("Open a document"), NULL}, + {"Save", GTK_STOCK_SAVE, NULL, NULL, + Q_("Save the current document"), NULL}, + {"SaveAs", GTK_STOCK_SAVE_AS, NULL, NULL, + Q_("Save the current document with another name"), NULL}, + {"Export", NULL, Q_("_Export"), NULL, + Q_("Export the document"), NULL}, + {"Quit", GTK_STOCK_QUIT, NULL, NULL, + Q_("Quit the program"), NULL}, + + {"EditMenu", NULL, Q_("_Edit")}, + {"Cut", GTK_STOCK_CUT, NULL, NULL, NULL, NULL}, + {"Copy", GTK_STOCK_COPY, NULL, NULL, NULL, NULL}, + {"Paste", GTK_STOCK_PASTE, NULL, NULL, NULL, NULL}, + {"Delete", GTK_STOCK_DELETE, NULL, NULL, NULL, NULL}, + {"SelectAll", GTK_STOCK_SELECT_ALL, NULL, NULL, NULL, NULL}, + + {"HelpMenu", NULL, Q_("_Help")}, + {"About", GTK_STOCK_ABOUT, NULL, NULL, NULL, + G_CALLBACK(cb_show_about_dialog)} +}; + + + +/** + * logdiag_window_main_new: + * + * Create an instance. + */ +GtkWidget * +logdiag_window_main_new (void) +{ + return g_object_new (LOGDIAG_TYPE_WINDOW_MAIN, NULL); +} + +static void +logdiag_window_main_class_init (LogdiagWindowMainClass *klass) +{ + GObjectClass *object_class; + GtkWidgetClass *widget_class; + + object_class = G_OBJECT_CLASS (klass); + widget_class = GTK_WIDGET_CLASS (klass); + + g_type_class_add_private (klass, sizeof (LogdiagWindowMainPrivate)); +} + +static void +logdiag_window_main_init (LogdiagWindowMain *self) +{ + LogdiagWindowMainPrivate *priv; + GtkActionGroup *action_group; + GtkUIManager *ui_manager; + GError *error; + + self->priv = priv = G_TYPE_INSTANCE_GET_PRIVATE + (self, LOGDIAG_TYPE_WINDOW_MAIN, LogdiagWindowMainPrivate); + + priv->vbox = gtk_vbox_new (FALSE, 0); + gtk_container_add (GTK_CONTAINER (self), priv->vbox); + + + ui_manager = gtk_ui_manager_new (); + + /* TODO: Show tooltips in the statusbar: + * http://git.gnome.org/browse/glade3/tree/src/glade-window.c : 2165 + */ + g_signal_connect (ui_manager, "connect-proxy", + G_CALLBACK (cb_ui_proxy_connected), self); + g_signal_connect (ui_manager, "disconnect-proxy", + G_CALLBACK (cb_ui_proxy_disconnected), self); + + /* Prepare our actions. */ + action_group = gtk_action_group_new ("MainActions"); + gtk_action_group_add_actions (action_group, + mw_actionEntries, G_N_ELEMENTS (mw_actionEntries), self); + gtk_ui_manager_insert_action_group (ui_manager, action_group, 0); + + error = NULL; + gtk_ui_manager_add_ui_from_file + (ui_manager, PROJECT_SHARE_DIR "gui/window-main.ui", &error); + if (error) + { + g_message (_("Building UI failed: %s"), error->message); + g_error_free (error); + } + + /* Load keyboard accelerators into the window. */ + gtk_window_add_accel_group + (GTK_WINDOW (self), gtk_ui_manager_get_accel_group (ui_manager)); + + priv->menu = gtk_ui_manager_get_widget (ui_manager, "/MenuBar"); + gtk_box_pack_start (GTK_BOX (priv->vbox), priv->menu, FALSE, FALSE, 0); + + priv->hbox = gtk_hbox_new(FALSE, 0); + gtk_box_pack_start (GTK_BOX (priv->vbox), priv->hbox, TRUE, TRUE, 0); + + /* Add the symbol toolbar. */ + priv->toolbar = gtk_toolbar_new (); + /* NOTE: For GTK 2.16+, s/toolbar/orientable/ */ + gtk_toolbar_set_orientation + (GTK_TOOLBAR (priv->toolbar), GTK_ORIENTATION_VERTICAL); + gtk_toolbar_set_icon_size + (GTK_TOOLBAR (priv->toolbar), GTK_ICON_SIZE_LARGE_TOOLBAR); + gtk_toolbar_set_style + (GTK_TOOLBAR (priv->toolbar), GTK_TOOLBAR_ICONS); + + gtk_box_pack_start (GTK_BOX (priv->hbox), priv->toolbar, FALSE, FALSE, 0); + + /* Symbol library. */ + priv->library = logdiag_symbol_library_new (); + logdiag_symbol_library_load (priv->library, PROJECT_SHARE_DIR "library"); + + load_toolbar (self); + + /* Canvas. */ + priv->canvas = logdiag_canvas_new (); + gtk_box_pack_start (GTK_BOX (priv->hbox), GTK_WIDGET (priv->canvas), + FALSE, FALSE, 0); + + /* TODO: GtkHPaned */ + + priv->statusbar = gtk_statusbar_new (); + priv->statusbar_menu_context_id = gtk_statusbar_get_context_id + (GTK_STATUSBAR (priv->statusbar), "menu"); + gtk_box_pack_end (GTK_BOX (priv->vbox), priv->statusbar, FALSE, FALSE, 0); + + + /* TODO: Do this on disposal. */ + /* g_object_unref(ui_manager); */ + + /* Proceed to showing the window. */ + g_signal_connect (self, "destroy", G_CALLBACK (gtk_main_quit), NULL); + gtk_window_set_default_size (GTK_WINDOW (self), 500, 400); + gtk_widget_show_all (GTK_WIDGET (self)); +} + +static void +cb_load_category (gpointer key, gpointer value, gpointer user_data) +{ + const gchar *name; + LogdiagSymbolCategory *cat; + LogdiagWindowMain *self; + GdkPixbuf *pbuf; + GtkWidget *img; + GtkToolItem *item; + + name = key; + cat = value; + self = user_data; + + g_return_if_fail (key != NULL); + g_return_if_fail (LOGDIAG_IS_SYMBOL_CATEGORY (cat)); + + /* XXX: Hardcoded icon width, unref? */ + pbuf = gdk_pixbuf_new_from_file_at_size (cat->image_path, 32, -1, NULL); + if (!pbuf) + return; + img = gtk_image_new_from_pixbuf (pbuf); + g_object_unref (pbuf); + + item = gtk_tool_button_new (img, name); + gtk_tool_item_set_tooltip_text (item, name); + gtk_toolbar_insert (GTK_TOOLBAR (self->priv->toolbar), item, 0); +} + +static void +load_toolbar (LogdiagWindowMain *self) +{ + /* TODO: Clear the toolbar first, if there was already something in it. */ + + g_hash_table_foreach (self->priv->library->categories, + cb_load_category, self); +} + +static void +cb_ui_proxy_connected (GtkUIManager *ui, GtkAction *action, + GtkWidget *proxy, LogdiagWindowMain *window) +{ + if (GTK_IS_MENU_ITEM (proxy)) + { + g_signal_connect (proxy, "select", + G_CALLBACK (cb_menu_item_selected), window); + g_signal_connect (proxy, "deselect", + G_CALLBACK (cb_menu_item_deselected), window); + } +} + +static void +cb_ui_proxy_disconnected (GtkUIManager *ui, GtkAction *action, + GtkWidget *proxy, LogdiagWindowMain *window) +{ + if (GTK_IS_MENU_ITEM (proxy)) + { + g_signal_handlers_disconnect_by_func + (proxy, G_CALLBACK (cb_menu_item_selected), window); + g_signal_handlers_disconnect_by_func + (proxy, G_CALLBACK (cb_menu_item_deselected), window); + } +} + +static void +cb_menu_item_selected (GtkWidget *item, LogdiagWindowMain *window) +{ + GtkAction *action; + gchar *tooltip; + + action = gtk_activatable_get_related_action (GTK_ACTIVATABLE (item)); + g_object_get (G_OBJECT (action), "tooltip", &tooltip, NULL); + + if (tooltip != NULL) + gtk_statusbar_push (GTK_STATUSBAR (window->priv->statusbar), + window->priv->statusbar_menu_context_id, tooltip); + + g_free (tooltip); +} + +static void +cb_menu_item_deselected (GtkItem *item, LogdiagWindowMain *window) +{ + gtk_statusbar_pop (GTK_STATUSBAR (window->priv->statusbar), + window->priv->statusbar_menu_context_id); +} + +static void +cb_show_about_dialog (GtkAction *action, LogdiagWindowMain *window) +{ + gtk_show_about_dialog (GTK_WINDOW (window), + "program-name", PROJECT_NAME, + "version", PROJECT_VERSION, + "copyright", "Copyright Přemysl Janouch 2010", + NULL); +} + |