/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 2 -*- */ /* GTK - The GIMP Toolkit * Copyright (C) 2000 Red Hat, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* * Modified by the GTK+ Team and others 1997-2003. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ #include #include "gtkalias.h" #include "gtkmessagedialog.h" #include "gtklabel.h" #include "gtkhbox.h" #include "gtkvbox.h" #include "gtkimage.h" #include "gtkstock.h" #include "gtkiconfactory.h" #include "gtkintl.h" #include #define GTK_MESSAGE_DIALOG_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_MESSAGE_DIALOG, GtkMessageDialogPrivate)) typedef struct _GtkMessageDialogPrivate GtkMessageDialogPrivate; struct _GtkMessageDialogPrivate { GtkWidget *secondary_label; gboolean has_primary_markup; gboolean has_secondary_text; }; static void gtk_message_dialog_class_init (GtkMessageDialogClass *klass); static void gtk_message_dialog_init (GtkMessageDialog *dialog); static void gtk_message_dialog_style_set (GtkWidget *widget, GtkStyle *prev_style); static void gtk_message_dialog_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gtk_message_dialog_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); static void gtk_message_dialog_add_buttons (GtkMessageDialog *message_dialog, GtkButtonsType buttons); static void gtk_message_dialog_font_size_change (GtkWidget *widget, GtkStyle *prev_style, gpointer data); enum { PROP_0, PROP_MESSAGE_TYPE, PROP_BUTTONS }; static gpointer parent_class; GType gtk_message_dialog_get_type (void) { static GType dialog_type = 0; if (!dialog_type) { static const GTypeInfo dialog_info = { sizeof (GtkMessageDialogClass), NULL, /* base_init */ NULL, /* base_finalize */ (GClassInitFunc) gtk_message_dialog_class_init, NULL, /* class_finalize */ NULL, /* class_data */ sizeof (GtkMessageDialog), 0, /* n_preallocs */ (GInstanceInitFunc) gtk_message_dialog_init, }; dialog_type = g_type_register_static (GTK_TYPE_DIALOG, "GtkMessageDialog", &dialog_info, 0); } return dialog_type; } static void gtk_message_dialog_class_init (GtkMessageDialogClass *class) { GtkWidgetClass *widget_class; GObjectClass *gobject_class; widget_class = GTK_WIDGET_CLASS (class); gobject_class = G_OBJECT_CLASS (class); parent_class = g_type_class_peek_parent (class); widget_class->style_set = gtk_message_dialog_style_set; gobject_class->set_property = gtk_message_dialog_set_property; gobject_class->get_property = gtk_message_dialog_get_property; gtk_widget_class_install_style_property (widget_class, g_param_spec_int ("message-border", P_("Image/label border"), P_("Width of border around the label and image in the message dialog"), 0, G_MAXINT, 12, G_PARAM_READABLE)); /** * GtkMessageDialog::use_separator * * Whether to draw a separator line between the message label and the buttons * in the dialog. * * Since: 2.4 */ gtk_widget_class_install_style_property (widget_class, g_param_spec_boolean ("use-separator", P_("Use separator"), P_("Whether to put a separator between the message dialog's text and the buttons"), FALSE, G_PARAM_READABLE)); g_object_class_install_property (gobject_class, PROP_MESSAGE_TYPE, g_param_spec_enum ("message-type", P_("Message Type"), P_("The type of message"), GTK_TYPE_MESSAGE_TYPE, GTK_MESSAGE_INFO, G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT)); g_object_class_install_property (gobject_class, PROP_BUTTONS, g_param_spec_enum ("buttons", P_("Message Buttons"), P_("The buttons shown in the message dialog"), GTK_TYPE_BUTTONS_TYPE, GTK_BUTTONS_NONE, G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY)); g_type_class_add_private (gobject_class, sizeof (GtkMessageDialogPrivate)); } static void gtk_message_dialog_init (GtkMessageDialog *dialog) { GtkWidget *hbox, *vbox; GtkMessageDialogPrivate *priv; priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (dialog); gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE); priv->has_primary_markup = FALSE; priv->has_secondary_text = FALSE; priv->secondary_label = gtk_label_new (NULL); gtk_widget_set_no_show_all (priv->secondary_label, TRUE); dialog->label = gtk_label_new (NULL); dialog->image = gtk_image_new_from_stock (NULL, GTK_ICON_SIZE_DIALOG); gtk_misc_set_alignment (GTK_MISC (dialog->image), 0.5, 0.0); gtk_label_set_line_wrap (GTK_LABEL (dialog->label), TRUE); gtk_label_set_selectable (GTK_LABEL (dialog->label), TRUE); gtk_misc_set_alignment (GTK_MISC (dialog->label), 0.0, 0.0); gtk_label_set_line_wrap (GTK_LABEL (priv->secondary_label), TRUE); gtk_label_set_selectable (GTK_LABEL (priv->secondary_label), TRUE); gtk_misc_set_alignment (GTK_MISC (priv->secondary_label), 0.0, 0.0); hbox = gtk_hbox_new (FALSE, 12); vbox = gtk_vbox_new (FALSE, 12); gtk_box_pack_start (GTK_BOX (vbox), dialog->label, FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (vbox), priv->secondary_label, TRUE, TRUE, 0); gtk_box_pack_start (GTK_BOX (hbox), dialog->image, FALSE, FALSE, 0); gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0); gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), hbox, FALSE, FALSE, 0); gtk_widget_show_all (hbox); _gtk_dialog_set_ignore_separator (GTK_DIALOG (dialog), TRUE); g_signal_connect (G_OBJECT (dialog), "style-set", G_CALLBACK (gtk_message_dialog_font_size_change), NULL); } static GtkMessageType gtk_message_dialog_get_message_type (GtkMessageDialog *dialog) { const gchar* stock_id = NULL; g_return_val_if_fail (GTK_IS_MESSAGE_DIALOG (dialog), GTK_MESSAGE_INFO); g_return_val_if_fail (GTK_IS_IMAGE(dialog->image), GTK_MESSAGE_INFO); stock_id = GTK_IMAGE(dialog->image)->data.stock.stock_id; /* Look at the stock id of the image to guess the * GtkMessageType value that was used to choose it * in setup_type() */ if (strcmp (stock_id, GTK_STOCK_DIALOG_INFO) == 0) return GTK_MESSAGE_INFO; else if (strcmp (stock_id, GTK_STOCK_DIALOG_QUESTION) == 0) return GTK_MESSAGE_QUESTION; else if (strcmp (stock_id, GTK_STOCK_DIALOG_WARNING) == 0) return GTK_MESSAGE_WARNING; else if (strcmp (stock_id, GTK_STOCK_DIALOG_ERROR) == 0) return GTK_MESSAGE_ERROR; else { g_assert_not_reached (); return GTK_MESSAGE_INFO; } } static void setup_primary_label_font (GtkMessageDialog *dialog) { gint size; PangoFontDescription *font_desc; GtkMessageDialogPrivate *priv; priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (dialog); if (priv->has_primary_markup) return; /* unset the font settings */ gtk_widget_modify_font (dialog->label, NULL); if (priv->has_secondary_text) { size = pango_font_description_get_size (dialog->label->style->font_desc); font_desc = pango_font_description_new (); pango_font_description_set_weight (font_desc, PANGO_WEIGHT_BOLD); pango_font_description_set_size (font_desc, size * PANGO_SCALE_LARGE); gtk_widget_modify_font (dialog->label, font_desc); pango_font_description_free (font_desc); } } static void setup_type (GtkMessageDialog *dialog, GtkMessageType type) { const gchar *stock_id = NULL; GtkStockItem item; switch (type) { case GTK_MESSAGE_INFO: stock_id = GTK_STOCK_DIALOG_INFO; break; case GTK_MESSAGE_QUESTION: stock_id = GTK_STOCK_DIALOG_QUESTION; break; case GTK_MESSAGE_WARNING: stock_id = GTK_STOCK_DIALOG_WARNING; break; case GTK_MESSAGE_ERROR: stock_id = GTK_STOCK_DIALOG_ERROR; break; default: g_warning ("Unknown GtkMessageType %d", type); break; } if (stock_id == NULL) stock_id = GTK_STOCK_DIALOG_INFO; if (gtk_stock_lookup (stock_id, &item)) { gtk_image_set_from_stock (GTK_IMAGE (dialog->image), stock_id, GTK_ICON_SIZE_DIALOG); gtk_window_set_title (GTK_WINDOW (dialog), item.label); } else g_warning ("Stock dialog ID doesn't exist?"); } static void gtk_message_dialog_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GtkMessageDialog *dialog; dialog = GTK_MESSAGE_DIALOG (object); switch (prop_id) { case PROP_MESSAGE_TYPE: setup_type (dialog, g_value_get_enum (value)); break; case PROP_BUTTONS: gtk_message_dialog_add_buttons (dialog, g_value_get_enum (value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gtk_message_dialog_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GtkMessageDialog *dialog; dialog = GTK_MESSAGE_DIALOG (object); switch (prop_id) { case PROP_MESSAGE_TYPE: g_value_set_enum (value, gtk_message_dialog_get_message_type (dialog)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gtk_message_dialog_font_size_change (GtkWidget *widget, GtkStyle *prev_style, gpointer data) { setup_primary_label_font (GTK_MESSAGE_DIALOG (widget)); } /** * gtk_message_dialog_new: * @parent: transient parent, or NULL for none * @flags: flags * @type: type of message * @buttons: set of buttons to use * @message_format: printf()-style format string, or NULL * @Varargs: arguments for @message_format * * Creates a new message dialog, which is a simple dialog with an icon * indicating the dialog type (error, warning, etc.) and some text the * user may want to see. When the user clicks a button a "response" * signal is emitted with response IDs from #GtkResponseType. See * #GtkDialog for more details. * * Return value: a new #GtkMessageDialog **/ GtkWidget* gtk_message_dialog_new (GtkWindow *parent, GtkDialogFlags flags, GtkMessageType type, GtkButtonsType buttons, const gchar *message_format, ...) { GtkWidget *widget; GtkDialog *dialog; gchar* msg = NULL; va_list args; g_return_val_if_fail (parent == NULL || GTK_IS_WINDOW (parent), NULL); widget = g_object_new (GTK_TYPE_MESSAGE_DIALOG, "message_type", type, "buttons", buttons, NULL); dialog = GTK_DIALOG (widget); if (flags & GTK_DIALOG_NO_SEPARATOR) { g_warning ("The GTK_DIALOG_NO_SEPARATOR flag cannot be used for GtkMessageDialog"); flags &= ~GTK_DIALOG_NO_SEPARATOR; } if (message_format) { va_start (args, message_format); msg = g_strdup_vprintf (message_format, args); va_end (args); gtk_label_set_text (GTK_LABEL (GTK_MESSAGE_DIALOG (widget)->label), msg); g_free (msg); } if (parent != NULL) gtk_window_set_transient_for (GTK_WINDOW (widget), GTK_WINDOW (parent)); if (flags & GTK_DIALOG_MODAL) gtk_window_set_modal (GTK_WINDOW (dialog), TRUE); if (flags & GTK_DIALOG_DESTROY_WITH_PARENT) gtk_window_set_destroy_with_parent (GTK_WINDOW (dialog), TRUE); if (flags & GTK_DIALOG_NO_SEPARATOR) gtk_dialog_set_has_separator (dialog, FALSE); return widget; } /** * gtk_message_dialog_new_with_markup: * @parent: transient parent, or %NULL for none * @flags: flags * @type: type of message * @buttons: set of buttons to use * @message_format: printf()-style format string, or %NULL * @Varargs: arguments for @message_format * * Creates a new message dialog, which is a simple dialog with an icon * indicating the dialog type (error, warning, etc.) and some text which * is marked up with the Pango text markup language. * When the user clicks a button a "response" signal is emitted with * response IDs from #GtkResponseType. See #GtkDialog for more details. * * Special XML characters in the printf() arguments passed to this * function will automatically be escaped as necessary. * (See g_markup_printf_escaped() for how this is implemented.) * Usually this is what you want, but if you have an existing * Pango markup string that you want to use literally as the * label, then you need to use gtk_message_dialog_set_markup() * instead, since you can't pass the markup string either * as the format (it might contain '%' characters) or as a string * argument. * * * GtkWidget *dialog; * dialog = gtk_message_dialog_new (main_application_window, * GTK_DIALOG_DESTROY_WITH_PARENT, * GTK_MESSAGE_ERROR, * GTK_BUTTON_CLOSE, * NULL); * gtk_message_dialog_set_markup (GTK_MESSAGE_DIALOG (dialog), * markup); * * * Return value: a new #GtkMessageDialog * * Since: 2.4 **/ GtkWidget* gtk_message_dialog_new_with_markup (GtkWindow *parent, GtkDialogFlags flags, GtkMessageType type, GtkButtonsType buttons, const gchar *message_format, ...) { GtkWidget *widget; va_list args; gchar *msg = NULL; g_return_val_if_fail (parent == NULL || GTK_IS_WINDOW (parent), NULL); widget = gtk_message_dialog_new (parent, flags, type, buttons, NULL); if (message_format) { va_start (args, message_format); msg = g_markup_vprintf_escaped (message_format, args); va_end (args); gtk_message_dialog_set_markup (GTK_MESSAGE_DIALOG (widget), msg); g_free (msg); } return widget; } /** * gtk_message_dialog_set_markup: * @message_dialog: a #GtkMessageDialog * @str: markup string (see Pango markup format) * * Sets the text of the message dialog to be @str, which is marked * up with the Pango text markup * language. * * Since: 2.4 **/ void gtk_message_dialog_set_markup (GtkMessageDialog *message_dialog, const gchar *str) { GtkMessageDialogPrivate *priv; g_return_if_fail (GTK_IS_MESSAGE_DIALOG (message_dialog)); priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (message_dialog); priv->has_primary_markup = TRUE; gtk_label_set_markup (GTK_LABEL (message_dialog->label), str); } /** * gtk_message_dialog_format_secondary_text: * @message_dialog: a #GtkMessageDialog * @message_format: printf()-style format string, or %NULL * @Varargs: arguments for @message_format * * Sets the secondary text of the message dialog to be @message_format * (with printf()-style). * * Note that setting a secondary text makes the primary text become * bold, unless you have provided explicit markup. * * Since: 2.6 **/ void gtk_message_dialog_format_secondary_text (GtkMessageDialog *message_dialog, const gchar *message_format, ...) { va_list args; gchar *msg = NULL; GtkMessageDialogPrivate *priv; g_return_if_fail (GTK_IS_MESSAGE_DIALOG (message_dialog)); priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (message_dialog); if (message_format) { priv->has_secondary_text = TRUE; va_start (args, message_format); msg = g_strdup_vprintf (message_format, args); va_end (args); gtk_widget_show (priv->secondary_label); gtk_label_set_text (GTK_LABEL (priv->secondary_label), msg); g_free (msg); } else { priv->has_secondary_text = FALSE; gtk_widget_hide (priv->secondary_label); } setup_primary_label_font (message_dialog); } /** * gtk_message_dialog_format_secondary_markup: * @message_dialog: a #GtkMessageDialog * @message_format: printf()-style markup string (see Pango markup format), or %NULL * @Varargs: arguments for @message_format * * Sets the secondary text of the message dialog to be @message_format (with * printf()-style), which is marked up with the * Pango text markup language. * * Note that setting a secondary text makes the primary text become * bold, unless you have provided explicit markup. * * Since: 2.6 **/ void gtk_message_dialog_format_secondary_markup (GtkMessageDialog *message_dialog, const gchar *message_format, ...) { va_list args; gchar *msg = NULL; GtkMessageDialogPrivate *priv; g_return_if_fail (GTK_IS_MESSAGE_DIALOG (message_dialog)); priv = GTK_MESSAGE_DIALOG_GET_PRIVATE (message_dialog); if (message_format) { priv->has_secondary_text = TRUE; va_start (args, message_format); msg = g_strdup_vprintf (message_format, args); va_end (args); gtk_widget_show (priv->secondary_label); gtk_label_set_markup (GTK_LABEL (priv->secondary_label), msg); g_free (msg); } else { priv->has_secondary_text = FALSE; gtk_widget_hide (priv->secondary_label); } setup_primary_label_font (message_dialog); } static void gtk_message_dialog_add_buttons (GtkMessageDialog* message_dialog, GtkButtonsType buttons) { GtkDialog* dialog = GTK_DIALOG (message_dialog); switch (buttons) { case GTK_BUTTONS_NONE: /* nothing */ break; case GTK_BUTTONS_OK: gtk_dialog_add_button (dialog, GTK_STOCK_OK, GTK_RESPONSE_OK); break; case GTK_BUTTONS_CLOSE: gtk_dialog_add_button (dialog, GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE); break; case GTK_BUTTONS_CANCEL: gtk_dialog_add_button (dialog, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL); break; case GTK_BUTTONS_YES_NO: gtk_dialog_add_button (dialog, GTK_STOCK_NO, GTK_RESPONSE_NO); gtk_dialog_add_button (dialog, GTK_STOCK_YES, GTK_RESPONSE_YES); gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog), GTK_RESPONSE_YES, GTK_RESPONSE_NO, -1); break; case GTK_BUTTONS_OK_CANCEL: gtk_dialog_add_button (dialog, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL); gtk_dialog_add_button (dialog, GTK_STOCK_OK, GTK_RESPONSE_OK); gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog), GTK_RESPONSE_OK, GTK_RESPONSE_CANCEL, -1); break; default: g_warning ("Unknown GtkButtonsType"); break; } g_object_notify (G_OBJECT (message_dialog), "buttons"); } static void gtk_message_dialog_style_set (GtkWidget *widget, GtkStyle *prev_style) { GtkWidget *parent; gint border_width = 0; gboolean use_separator; parent = GTK_WIDGET (GTK_MESSAGE_DIALOG (widget)->image->parent); if (parent) { gtk_widget_style_get (widget, "message_border", &border_width, NULL); gtk_container_set_border_width (GTK_CONTAINER (parent), border_width); } gtk_widget_style_get (widget, "use_separator", &use_separator, NULL); _gtk_dialog_set_ignore_separator (GTK_DIALOG (widget), FALSE); gtk_dialog_set_has_separator (GTK_DIALOG (widget), use_separator); _gtk_dialog_set_ignore_separator (GTK_DIALOG (widget), TRUE); if (GTK_WIDGET_CLASS (parent_class)->style_set) (GTK_WIDGET_CLASS (parent_class)->style_set) (widget, prev_style); }