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authorEttore Perazzoli <ettore@src.gnome.org>2000-05-07 14:47:44 +0800
committerEttore Perazzoli <ettore@src.gnome.org>2000-05-07 14:47:44 +0800
commit83a766e5af1226d93d67476ea73bce921c681f0e (patch)
treea5d72ae4264bdc87a3b24aa50d98cc02ff62e1fd /shell
parentcf022042c82501ba50622b144829a4ce9e301ecb (diff)
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Machinery for quitting and handling the relationship between a shell
and its views. svn path=/trunk/; revision=2862
Diffstat (limited to 'shell')
-rw-r--r--shell/ChangeLog39
-rw-r--r--shell/e-shell-view-menu.c19
-rw-r--r--shell/e-shell-view.c12
-rw-r--r--shell/e-shell-view.h4
-rw-r--r--shell/e-shell.c82
-rw-r--r--shell/e-shell.h4
-rw-r--r--shell/e-shortcuts-view.c2
-rw-r--r--shell/main.c17
8 files changed, 169 insertions, 10 deletions
diff --git a/shell/ChangeLog b/shell/ChangeLog
index ec8efccb7e..508aee6be4 100644
--- a/shell/ChangeLog
+++ b/shell/ChangeLog
@@ -1,3 +1,42 @@
+2000-05-07 Ettore Perazzoli <ettore@helixcode.com>
+
+ * e-shell.c (e_shell_construct): Output a warning message if the
+ shortcut file is not found.
+ (setup_storages): Output a warning message if the local storage
+ cannot be initialized.
+ (destroy): Destroy all the views.
+
+ * e-shell-view.c
+ (e_shell_view_construct): Ref the shell.
+
+ * e-shortcuts-view.c
+ (e_shortcuts_view_construct): Ref the shortcuts.
+
+ * e-shell.c: Create the "no_views_left" signal. New member
+ `views' in `EShellPrivate'.
+ (init): Initialize `views' to NULL.
+ (view_destroy_cb): Destroy handler for a view: remove the view
+ from `views', and emit the "no_views_left" signal if this was the
+ last view.
+ (e_shell_new_view): Add the new view to `views' and connect the
+ "destroy" signal to `view_destroy_cb'.
+ (destroy): Destroy the views.
+
+ * e-shell.h: New signal "no_views_left".
+
+ * e-shell-view-menu.c (command_quit): New function, implementation
+ of the "quit" command.
+
+ * e-shell-view.c (e_shell_view_get_shell): New function.
+
+ * e-shell.c (e_shell_quit): New function.
+
+ * main.c (main): If it is not possible to create the shell for
+ some reason, pop up an error message.
+ (shell_destroy_cb): New function, signal handler for "destroy" on
+ the shell object.
+ (main): Connect it.
+
2000-05-06 Ettore Perazzoli <ettore@helixcode.com>
* e-shortcuts.c (destroy): Be safer about NULL objects.
diff --git a/shell/e-shell-view-menu.c b/shell/e-shell-view-menu.c
index d1fe6e959f..156b81ed30 100644
--- a/shell/e-shell-view-menu.c
+++ b/shell/e-shell-view-menu.c
@@ -29,6 +29,23 @@
#include "e-shell-view.h"
#include "e-shell-view-menu.h"
+
+static void
+command_quit (GtkWidget *widget,
+ gpointer data)
+{
+ EShellView *shell_view;
+ EShell *shell;
+
+ shell_view = E_SHELL_VIEW (data);
+
+ shell = e_shell_view_get_shell (shell_view);
+ e_shell_quit (shell);
+}
+
+
+/* Unimplemented commands. */
+
#define DEFINE_UNIMPLEMENTED(func) \
static void \
func (GtkWidget *widget, gpointer data) \
@@ -47,11 +64,11 @@ DEFINE_UNIMPLEMENTED (command_new_journal_entry)
DEFINE_UNIMPLEMENTED (command_new_note)
DEFINE_UNIMPLEMENTED (command_open_selected_items)
DEFINE_UNIMPLEMENTED (command_save_as)
-DEFINE_UNIMPLEMENTED (command_quit)
DEFINE_UNIMPLEMENTED (command_close_open_items)
DEFINE_UNIMPLEMENTED (command_toggle_shortcut_bar)
DEFINE_UNIMPLEMENTED (command_toggle_treeview)
+
/*
* FIXME
*
diff --git a/shell/e-shell-view.c b/shell/e-shell-view.c
index 9651cce08c..8d83a9fca4 100644
--- a/shell/e-shell-view.c
+++ b/shell/e-shell-view.c
@@ -262,7 +262,9 @@ e_shell_view_construct (EShellView *shell_view,
priv = shell_view->priv;
+ gtk_object_ref (GTK_OBJECT (shell));
priv->shell = shell;
+
priv->uri = g_strdup (uri);
setup_widgets (shell_view);
@@ -524,4 +526,14 @@ e_shell_view_display_uri (EShellView *shell_view,
}
+EShell *
+e_shell_view_get_shell (EShellView *shell_view)
+{
+ g_return_val_if_fail (shell_view != NULL, NULL);
+ g_return_val_if_fail (E_IS_SHELL_VIEW (shell_view), NULL);
+
+ return shell_view->priv->shell;
+}
+
+
E_MAKE_TYPE (e_shell_view, "EShellView", EShellView, class_init, init, PARENT_TYPE)
diff --git a/shell/e-shell-view.h b/shell/e-shell-view.h
index 0ca2f19eae..2cd39ebec9 100644
--- a/shell/e-shell-view.h
+++ b/shell/e-shell-view.h
@@ -65,9 +65,11 @@ void e_shell_view_construct (EShellView *shell_view,
const char *uri);
GtkWidget *e_shell_view_new (EShell *shell,
const char *uri);
-gboolean e_shell_view_display_uri (EShellView *shell,
+gboolean e_shell_view_display_uri (EShellView *shell_view,
const char *uri);
+EShell *e_shell_view_get_shell (EShellView *shell_view);
+
#ifdef __cplusplus
}
#endif /* __cplusplus */
diff --git a/shell/e-shell.c b/shell/e-shell.c
index dbde28f890..3e5b9038f9 100644
--- a/shell/e-shell.c
+++ b/shell/e-shell.c
@@ -45,6 +45,8 @@ static GtkObjectClass *parent_class = NULL;
struct _EShellPrivate {
char *local_directory;
+ GList *views;
+
EStorageSet *storage_set;
EShortcuts *shortcuts;
EFolderTypeRepository *folder_type_repository;
@@ -53,6 +55,13 @@ struct _EShellPrivate {
#define SHORTCUTS_FILE_NAME "shortcuts.xml"
#define LOCAL_STORAGE_DIRECTORY "local"
+enum {
+ NO_VIEWS_LEFT,
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
/* Initialization of the storages. */
@@ -70,8 +79,10 @@ setup_storages (EShell *shell)
local_storage = e_local_storage_open (local_storage_path);
g_free (local_storage_path);
- if (local_storage == NULL)
+ if (local_storage == NULL) {
+ g_warning (_("Cannot set up local storage -- %s"), local_storage_path);
return FALSE;
+ }
priv->storage_set = e_storage_set_new ();
e_storage_set_add_storage (priv->storage_set, local_storage);
@@ -80,6 +91,24 @@ setup_storages (EShell *shell)
}
+/* EShellView destruction callback. */
+
+static void
+view_destroy_cb (GtkObject *object,
+ gpointer data)
+{
+ EShell *shell;
+
+ g_assert (E_IS_SHELL_VIEW (object));
+
+ shell = E_SHELL (data);
+ shell->priv->views = g_list_remove (shell->priv->views, shell);
+
+ if (shell->priv->views == NULL)
+ gtk_signal_emit (GTK_OBJECT (object), signals[NO_VIEWS_LEFT]);
+}
+
+
/* GtkObject methods. */
static void
@@ -87,6 +116,7 @@ destroy (GtkObject *object)
{
EShell *shell;
EShellPrivate *priv;
+ GList *p;
shell = E_SHELL (object);
priv = shell->priv;
@@ -100,6 +130,18 @@ destroy (GtkObject *object)
if (priv->folder_type_repository != NULL)
gtk_object_unref (GTK_OBJECT (priv->folder_type_repository));
+ for (p = priv->views; p != NULL; p = p->next) {
+ EShellView *view;
+
+ view = E_SHELL_VIEW (p->data);
+
+ gtk_signal_disconnect_by_func (GTK_OBJECT (view),
+ GTK_SIGNAL_FUNC (view_destroy_cb), shell);
+ gtk_object_destroy (GTK_OBJECT (view));
+ }
+
+ g_list_free (priv->views);
+
g_free (priv);
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
@@ -111,11 +153,20 @@ class_init (EShellClass *klass)
{
GtkObjectClass *object_class;
+ parent_class = gtk_type_class (gtk_object_get_type ());
+
object_class = GTK_OBJECT_CLASS (klass);
object_class->destroy = destroy;
- parent_class = gtk_type_class (gtk_object_get_type ());
+ signals[NO_VIEWS_LEFT] =
+ gtk_signal_new ("no_views_left",
+ GTK_RUN_LAST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EShellClass, no_views_left),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+ gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
}
static void
@@ -125,6 +176,8 @@ init (EShell *shell)
priv = g_new (EShellPrivate, 1);
+ priv->views = NULL;
+
priv->local_directory = NULL;
priv->storage_set = NULL;
priv->shortcuts = NULL;
@@ -163,6 +216,8 @@ e_shell_construct (EShell *shell,
if (! e_shortcuts_load (priv->shortcuts, shortcut_path)) {
gtk_object_unref (GTK_OBJECT (priv->shortcuts));
priv->shortcuts = NULL;
+
+ g_warning ("Cannot load shortcuts -- %s", shortcut_path);
}
g_free (shortcut_path);
@@ -192,18 +247,19 @@ GtkWidget *
e_shell_new_view (EShell *shell,
const char *uri)
{
- GtkWidget *view_widget;
- EShellView *shell_view;
+ GtkWidget *view;
g_return_val_if_fail (shell != NULL, NULL);
g_return_val_if_fail (E_IS_SHELL (shell), NULL);
- view_widget = e_shell_view_new (shell, uri);
- shell_view = E_SHELL_VIEW (view_widget);
+ view = e_shell_view_new (shell, uri);
+
+ gtk_widget_show (view);
+ gtk_signal_connect (GTK_OBJECT (view), "destroy", GTK_SIGNAL_FUNC (view_destroy_cb), shell);
- gtk_widget_show (view_widget);
+ shell->priv->views = g_list_prepend (shell->priv->views, view);
- return view_widget;
+ return view;
}
@@ -235,4 +291,14 @@ e_shell_get_folder_type_repository (EShell *shell)
}
+void
+e_shell_quit (EShell *shell)
+{
+ g_return_if_fail (shell != NULL);
+ g_return_if_fail (E_IS_SHELL (shell));
+
+ gtk_object_destroy (GTK_OBJECT (shell));
+}
+
+
E_MAKE_TYPE (e_shell, "EShell", EShell, class_init, init, PARENT_TYPE)
diff --git a/shell/e-shell.h b/shell/e-shell.h
index fd82b6b862..10b42f527d 100644
--- a/shell/e-shell.h
+++ b/shell/e-shell.h
@@ -56,6 +56,8 @@ struct _EShell {
struct _EShellClass {
GtkObjectClass parent_class;
+
+ void (* no_views_left) (EShell *shell);
};
@@ -71,6 +73,8 @@ EShortcuts *e_shell_get_shortcuts (EShell *shell);
EStorageSet *e_shell_get_storage_set (EShell *shell);
EFolderTypeRepository *e_shell_get_folder_type_repository (EShell *shell);
+void e_shell_quit (EShell *shell);
+
#ifdef __cplusplus
}
#endif /* __cplusplus */
diff --git a/shell/e-shortcuts-view.c b/shell/e-shortcuts-view.c
index 8de29c49ce..a6f7f73fe1 100644
--- a/shell/e-shortcuts-view.c
+++ b/shell/e-shortcuts-view.c
@@ -134,6 +134,8 @@ e_shortcuts_view_construct (EShortcutsView *shortcuts_view,
priv = shortcuts_view->priv;
priv->shortcuts = shortcuts;
+
+ gtk_object_ref (E_SHORTCUTS (shortcuts));
}
GtkWidget *
diff --git a/shell/main.c b/shell/main.c
index 9c914c4dce..1bf97e8c74 100644
--- a/shell/main.c
+++ b/shell/main.c
@@ -29,6 +29,15 @@
#include "e-shell.h"
+
+static void
+shell_destroy_cb (GtkObject *object,
+ gpointer data)
+{
+ gtk_main_quit ();
+}
+
+
#ifdef USING_OAF
#include <liboaf/liboaf.h>
@@ -88,6 +97,14 @@ main (int argc, char **argv)
}
shell = e_shell_new (evolution_directory);
+ if (shell == NULL) {
+ e_notice (NULL, GNOME_MESSAGE_BOX_ERROR,
+ _("Cannot initialize the Evolution shell."));
+ exit (1);
+ }
+
+ gtk_signal_connect (GTK_OBJECT (shell), "destroy",
+ GTK_SIGNAL_FUNC (shell_destroy_cb), NULL);
e_shell_new_view (shell, NULL);