diff options
Diffstat (limited to 'src/terminal-tab-label.c')
| -rw-r--r-- | src/terminal-tab-label.c | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/src/terminal-tab-label.c b/src/terminal-tab-label.c new file mode 100644 index 0000000..3a28504 --- /dev/null +++ b/src/terminal-tab-label.c @@ -0,0 +1,289 @@ +/* + * 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); +} |