From 72906c59d7855548865489e8f0e5080e57d19a60 Mon Sep 17 00:00:00 2001 From: Ettore Perazzoli Date: Sun, 10 Mar 2002 02:57:58 +0000 Subject: Rename Page.widget -> Page.page_widget; it is now an EConfigPage instead * e-multi-config-dialog.c: Rename Page.widget -> Page.page_widget; it is now an EConfigPage instead of just a GtkWidget. Add `num_unapplied' to EMultiConfigDialogPrivate. Derive from GnomeDialog, not GtkWindow. (update_buttons): New function to update the sensitiveness of the buttons according to whether all the settings have been applied or not. (page_new): Likewise. (create_page_container): Renamed from `create_page_widget'. (init): Add Apply/OK/Cancel buttons to the dialog. Init ->num_unapplied to zero. (page_changed_callback): New, callback for the page's "changed" signal. (e_multi_config_dialog_add_page): Connect the callback, update ->num_unapplied, update the buttons by calling `update_buttons'. (ok): New function for handling the OK button. (apply): New function for handling the Apply button. (cancel): New function for handling the Cancel button. (impl_clicked): Implementation for the GnomeDialog's ::clicked signal. (class_init): Install. * test-multi-config-dialog.c (add_pages): Update to use EConfigPages instead of plain GtkWidgets. * e-multi-config-dialog.c, e-multi-config-dialog.h: Derive from GnomeDialog, not GtkWindow. * e-config-page.c: New. * e-config-page.h: New. svn path=/trunk/; revision=16006 --- widgets/misc/e-multi-config-dialog.c | 163 ++++++++++++++++++++++++++++++++--- 1 file changed, 150 insertions(+), 13 deletions(-) (limited to 'widgets/misc/e-multi-config-dialog.c') diff --git a/widgets/misc/e-multi-config-dialog.c b/widgets/misc/e-multi-config-dialog.c index ae9cf31c70..5100e1cf9f 100644 --- a/widgets/misc/e-multi-config-dialog.c +++ b/widgets/misc/e-multi-config-dialog.c @@ -34,15 +34,15 @@ #include -#define PARENT_TYPE gtk_window_get_type () -static GtkWindowClass *parent_class = NULL; +#define PARENT_TYPE gnome_dialog_get_type () +static GnomeDialogClass *parent_class = NULL; struct _Page { char *title; char *description; GdkPixbuf *icon; - GtkWidget *widget; + EConfigPage *page_widget; }; typedef struct _Page Page; @@ -53,6 +53,8 @@ struct _EMultiConfigDialogPrivate { ETableModel *list_e_table_model; GtkWidget *notebook; + + int num_unapplied; }; @@ -77,6 +79,25 @@ static char *list_e_table_spec = " " ""; + +/* Button handling. */ + +static void +update_buttons (EMultiConfigDialog *dialog) +{ + EMultiConfigDialogPrivate *priv; + + priv = dialog->priv; + + if (priv->num_unapplied > 0) { + gnome_dialog_set_sensitive (GNOME_DIALOG (dialog), 0, TRUE); /* OK */ + gnome_dialog_set_sensitive (GNOME_DIALOG (dialog), 1, TRUE); /* Apply */ + } else { + gnome_dialog_set_sensitive (GNOME_DIALOG (dialog), 0, FALSE); /* OK */ + gnome_dialog_set_sensitive (GNOME_DIALOG (dialog), 1, FALSE); /* Apply */ + } +} + /* Page handling. */ @@ -84,7 +105,7 @@ static Page * page_new (const char *title, const char *description, GdkPixbuf *icon, - GtkWidget *widget) + EConfigPage *page_widget) { Page *new; @@ -92,7 +113,7 @@ page_new (const char *title, new->title = g_strdup (title); new->description = g_strdup (description); new->icon = icon; - new->widget = widget; + new->page_widget = page_widget; if (icon != NULL) gdk_pixbuf_ref (icon); @@ -113,8 +134,8 @@ page_free (Page *page) } static GtkWidget * -create_page_widget (const char *description, - GtkWidget *widget) +create_page_container (const char *description, + GtkWidget *widget) { GtkWidget *vbox; GtkWidget *label; @@ -140,6 +161,62 @@ create_page_widget (const char *description, return vbox; } +/* Page callbacks. */ + +static void +page_changed_callback (EConfigPage *page, + void *data) +{ + EMultiConfigDialog *dialog; + EMultiConfigDialogPrivate *priv; + + dialog = E_MULTI_CONFIG_DIALOG (data); + priv = dialog->priv; + + priv->num_unapplied ++; + + update_buttons (dialog); +} + + +/* Button handling. */ + +static void +cancel (EMultiConfigDialog *dialog) +{ + gnome_dialog_close (GNOME_DIALOG (dialog)); +} + +static void +apply (EMultiConfigDialog *dialog) +{ + EMultiConfigDialogPrivate *priv; + GSList *p; + + priv = dialog->priv; + + for (p = priv->pages; p != NULL; p = p->next) { + const Page *page; + + page = (const Page *) p->data; + + if (! e_config_page_is_applied (page->page_widget)) { + e_config_page_apply (page->page_widget); + priv->num_unapplied --; + } + } + + g_assert (priv->num_unapplied == 0); + update_buttons (dialog); +} + +static void +ok (EMultiConfigDialog *dialog) +{ + apply (dialog); + cancel (dialog); +} + /* ETable mess. */ @@ -265,11 +342,48 @@ impl_destroy (GtkObject *object) } +/* GnomeDialog methods. */ + +static void +impl_clicked (GnomeDialog *dialog, + int button_number) +{ + EMultiConfigDialog *multi_config_dialog; + EMultiConfigDialogPrivate *priv; + + multi_config_dialog = E_MULTI_CONFIG_DIALOG (dialog); + priv = multi_config_dialog->priv; + + switch (button_number) { + case 0: /* OK */ + ok (multi_config_dialog); + break; + case 1: /* Apply */ + apply (multi_config_dialog); + break; + case 2: /* Cancel */ + cancel (multi_config_dialog); + break; + default: + g_assert_not_reached (); + } +} + + +/* GTK+ ctors. */ + static void -class_init (GtkObjectClass *object_class) +class_init (EMultiConfigDialogClass *class) { + GnomeDialogClass *dialog_class; + GtkObjectClass *object_class; + + object_class = GTK_OBJECT_CLASS (class); object_class->destroy = impl_destroy; + dialog_class = GNOME_DIALOG_CLASS (class); + dialog_class->clicked = impl_clicked; + parent_class = gtk_type_class (PARENT_TYPE); } @@ -278,12 +392,14 @@ init (EMultiConfigDialog *multi_config_dialog) { EMultiConfigDialogPrivate *priv; ETableModel *list_e_table_model; + GtkWidget *gnome_dialog_vbox; GtkWidget *hbox; GtkWidget *notebook; GtkWidget *list_e_table; hbox = gtk_hbox_new (FALSE, 2); - gtk_container_add (GTK_CONTAINER (multi_config_dialog), hbox); + gnome_dialog_vbox = GNOME_DIALOG (multi_config_dialog)->vbox; + gtk_container_add (GTK_CONTAINER (gnome_dialog_vbox), hbox); list_e_table_model = e_table_memory_callbacks_new (table_model_column_count, table_model_value_at, @@ -314,11 +430,24 @@ init (EMultiConfigDialog *multi_config_dialog) gtk_widget_show (notebook); gtk_widget_show (list_e_table); + gnome_dialog_append_buttons (GNOME_DIALOG (multi_config_dialog), + GNOME_STOCK_BUTTON_OK, + GNOME_STOCK_BUTTON_APPLY, + GNOME_STOCK_BUTTON_CANCEL, + NULL); + gnome_dialog_set_default (GNOME_DIALOG (multi_config_dialog), 0); + + gtk_window_set_policy (GTK_WINDOW (multi_config_dialog), + FALSE /* allow_shrink */, + TRUE /* allow_grow */, + FALSE /* auto_shrink */); + priv = g_new (EMultiConfigDialogPrivate, 1); priv->pages = NULL; priv->list_e_table = list_e_table; priv->list_e_table_model = list_e_table_model; priv->notebook = notebook; + priv->num_unapplied = 0; multi_config_dialog->priv = priv; } @@ -340,7 +469,7 @@ e_multi_config_dialog_add_page (EMultiConfigDialog *dialog, const char *title, const char *description, GdkPixbuf *icon, - GtkWidget *widget) + EConfigPage *page_widget) { EMultiConfigDialogPrivate *priv; Page *new_page; @@ -348,11 +477,11 @@ e_multi_config_dialog_add_page (EMultiConfigDialog *dialog, g_return_if_fail (E_IS_MULTI_CONFIG_DIALOG (dialog)); g_return_if_fail (title != NULL); g_return_if_fail (description != NULL); - g_return_if_fail (GTK_IS_WIDGET (widget)); + g_return_if_fail (E_IS_CONFIG_PAGE (page_widget)); priv = dialog->priv; - new_page = page_new (title, description, icon, widget); + new_page = page_new (title, description, icon, page_widget); priv->pages = g_slist_append (priv->pages, new_page); @@ -369,8 +498,16 @@ e_multi_config_dialog_add_page (EMultiConfigDialog *dialog, e_table_memory_insert (E_TABLE_MEMORY (priv->list_e_table_model), -1, new_page->title); gtk_notebook_append_page (GTK_NOTEBOOK (priv->notebook), - create_page_widget (new_page->description, widget), + create_page_container (new_page->description, GTK_WIDGET (page_widget)), NULL); + + if (! e_config_page_is_applied (page_widget)) + priv->num_unapplied ++; + + gtk_signal_connect (GTK_OBJECT (page_widget), "changed", + GTK_SIGNAL_FUNC (page_changed_callback), dialog); + + update_buttons (dialog); } -- cgit v1.2.3