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-rw-r--r--src/terminal-tab-label.c289
1 files changed, 289 insertions, 0 deletions
diff --git a/src/terminal-tab-label.c b/src/terminal-tab-label.c
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+++ b/src/terminal-tab-label.c
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+/*
+ * Copyright © 2001 Havoc Pennington
+ * Copyright © 2007, 2008 Christian Persch
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope tab_label it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <config.h>
+
+#include <gtk/gtk.h>
+
+#include "terminal-intl.h"
+#include "terminal-tab-label.h"
+
+#define TERMINAL_TAB_LABEL_GET_PRIVATE(tab_label)(G_TYPE_INSTANCE_GET_PRIVATE ((tab_label), TERMINAL_TYPE_TAB_LABEL, TerminalTabLabelPrivate))
+
+#define SPACING (4)
+
+struct _TerminalTabLabelPrivate
+{
+ TerminalScreen *screen;
+ GtkWidget *label;
+ GtkWidget *close_button;
+ gboolean bold;
+};
+
+enum
+{
+ PROP_0,
+ PROP_SCREEN
+};
+
+enum
+{
+ CLOSE_BUTTON_CLICKED,
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL];
+
+G_DEFINE_TYPE (TerminalTabLabel, terminal_tab_label, GTK_TYPE_HBOX);
+
+/* helper functions */
+
+static void
+close_button_clicked_cb (GtkWidget *widget,
+ TerminalTabLabel *tab_label)
+{
+ g_signal_emit (tab_label, signals[CLOSE_BUTTON_CLICKED], 0);
+}
+
+static void
+sync_tab_label (TerminalScreen *screen,
+ GParamSpec *pspec,
+ GtkWidget *label)
+{
+ GtkWidget *hbox;
+ const char *title;
+
+ title = terminal_screen_get_title (screen);
+ hbox = gtk_widget_get_parent (label);
+
+ gtk_label_set_text (GTK_LABEL (label), title);
+
+ gtk_widget_set_tooltip_text (hbox, title);
+}
+
+/* public functions */
+
+/* Class implementation */
+
+static void
+terminal_tab_label_parent_set (GtkWidget *widget,
+ GtkWidget *old_parent)
+{
+ void (* parent_set) (GtkWidget *, GtkWidget *) = GTK_WIDGET_CLASS (terminal_tab_label_parent_class)->parent_set;
+
+ if (parent_set)
+ parent_set (widget, old_parent);
+}
+
+static void
+terminal_tab_label_style_set (GtkWidget *widget,
+ GtkStyle *previous_style)
+{
+ TerminalTabLabel *tab_label = TERMINAL_TAB_LABEL (widget);
+ TerminalTabLabelPrivate *priv = tab_label->priv;
+ void (* style_set) (GtkWidget *, GtkStyle *) = GTK_WIDGET_CLASS (terminal_tab_label_parent_class)->style_set;
+ int h, w;
+
+ if (style_set)
+ style_set (widget, previous_style);
+
+ gtk_icon_size_lookup_for_settings (gtk_widget_get_settings (widget),
+ GTK_ICON_SIZE_MENU, &w, &h);
+ gtk_widget_set_size_request (priv->close_button, w + 2, h + 2);
+}
+
+static void
+terminal_tab_label_init (TerminalTabLabel *tab_label)
+{
+ tab_label->priv = TERMINAL_TAB_LABEL_GET_PRIVATE (tab_label);
+}
+
+static GObject *
+terminal_tab_label_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_params)
+{
+ GObject *object;
+ TerminalTabLabel *tab_label;
+ TerminalTabLabelPrivate *priv;
+ GtkWidget *hbox, *label, *close_button, *image;
+
+ object = G_OBJECT_CLASS (terminal_tab_label_parent_class)->constructor
+ (type, n_construct_properties, construct_params);
+
+ tab_label = TERMINAL_TAB_LABEL (object);
+ hbox = GTK_WIDGET (tab_label);
+ priv = tab_label->priv;
+
+ g_assert (priv->screen != NULL);
+
+ gtk_box_set_spacing (GTK_BOX (hbox), SPACING);
+
+ priv->label = label = gtk_label_new (NULL);
+ gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
+ gtk_misc_set_padding (GTK_MISC (label), 0, 0);
+ gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
+ gtk_label_set_single_line_mode (GTK_LABEL (label), TRUE);
+
+ gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 0);
+
+ priv->close_button = close_button = gtk_button_new ();
+ gtk_button_set_relief (GTK_BUTTON (close_button), GTK_RELIEF_NONE);
+ gtk_button_set_focus_on_click (GTK_BUTTON (close_button), FALSE);
+ gtk_button_set_relief (GTK_BUTTON (close_button), GTK_RELIEF_NONE);
+ gtk_widget_set_name (close_button, "mate-terminal-tab-close-button");
+ gtk_widget_set_tooltip_text (close_button, _("Close tab"));
+
+ image = gtk_image_new_from_stock (GTK_STOCK_CLOSE, GTK_ICON_SIZE_MENU);
+ gtk_container_add (GTK_CONTAINER (close_button), image);
+ gtk_box_pack_end (GTK_BOX (hbox), close_button, FALSE, FALSE, 0);
+
+ sync_tab_label (priv->screen, NULL, label);
+ g_signal_connect (priv->screen, "notify::title",
+ G_CALLBACK (sync_tab_label), label);
+
+ g_signal_connect (close_button, "clicked",
+ G_CALLBACK (close_button_clicked_cb), tab_label);
+
+ gtk_widget_show_all (hbox);
+
+ return object;
+}
+
+static void
+terminal_tab_label_finalize (GObject *object)
+{
+// TerminalTabLabel *tab_label = TERMINAL_TAB_LABEL (object);
+
+ G_OBJECT_CLASS (terminal_tab_label_parent_class)->finalize (object);
+}
+
+static void
+terminal_tab_label_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ TerminalTabLabel *tab_label = TERMINAL_TAB_LABEL (object);
+ TerminalTabLabelPrivate *priv = tab_label->priv;
+
+ switch (prop_id) {
+ case PROP_SCREEN:
+ priv->screen = g_value_get_object (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+terminal_tab_label_class_init (TerminalTabLabelClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+ gobject_class->constructor = terminal_tab_label_constructor;
+ gobject_class->finalize = terminal_tab_label_finalize;
+ gobject_class->set_property = terminal_tab_label_set_property;
+
+ widget_class->parent_set = terminal_tab_label_parent_set;
+ widget_class->style_set = terminal_tab_label_style_set;
+
+ signals[CLOSE_BUTTON_CLICKED] =
+ g_signal_new (I_("close-button-clicked"),
+ G_OBJECT_CLASS_TYPE (gobject_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (TerminalTabLabelClass, close_button_clicked),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE,
+ 0);
+
+ g_object_class_install_property
+ (gobject_class,
+ PROP_SCREEN,
+ g_param_spec_object ("screen", NULL, NULL,
+ TERMINAL_TYPE_SCREEN,
+ G_PARAM_WRITABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB |
+ G_PARAM_CONSTRUCT_ONLY));
+
+ g_type_class_add_private (gobject_class, sizeof (TerminalTabLabelPrivate));
+}
+
+/* public API */
+
+/**
+ * terminal_tab_label_new:
+ * @screen: a #TerminalScreen
+ *
+ * Returns: a new #TerminalTabLabel for @screen
+ */
+GtkWidget *
+terminal_tab_label_new (TerminalScreen *screen)
+{
+ return g_object_new (TERMINAL_TYPE_TAB_LABEL,
+ "screen", screen,
+ NULL);
+}
+
+/**
+ * terminal_tab_label_set_bold:
+ * @tab_label: a #TerminalTabLabel
+ * @bold: whether to enable label bolding
+ *
+ * Sets the tab label text bold, or unbolds it.
+ */
+void
+terminal_tab_label_set_bold (TerminalTabLabel *tab_label,
+ gboolean bold)
+{
+ TerminalTabLabelPrivate *priv = tab_label->priv;
+ PangoAttrList *attr_list;
+ PangoAttribute *weight_attr;
+ gboolean free_list = FALSE;
+
+ bold = bold != FALSE;
+ if (priv->bold == bold)
+ return;
+
+ priv->bold = bold;
+
+ attr_list = gtk_label_get_attributes (GTK_LABEL (priv->label));
+ if (!attr_list) {
+ attr_list = pango_attr_list_new ();
+ free_list = TRUE;
+ }
+
+ if (bold)
+ weight_attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD);
+ else
+ weight_attr = pango_attr_weight_new (PANGO_WEIGHT_NORMAL);
+
+ /* gtk_label_get_attributes() returns the label's internal list,
+ * which we're probably not supposed to modify directly.
+ * It seems to work ok however.
+ */
+ pango_attr_list_change (attr_list, weight_attr);
+
+ gtk_label_set_attributes (GTK_LABEL (priv->label), attr_list);
+
+ if (free_list)
+ pango_attr_list_unref (attr_list);
+}