libanjuta/anjuta-column-text-view.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3  * anjuta
   4  * Copyright (C) James Liggett 2010 <jrliggett@cox.net>
   5  *
   6  * anjuta is free software: you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * anjuta is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  14  * See the GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "anjuta-column-text-view.h"
  21
  22 struct _AnjutaColumnTextViewPriv
  23 {
  24         GtkWidget *text_view;
  25         GtkWidget *column_label;
  26 };
  27
  28 G_DEFINE_TYPE (AnjutaColumnTextView, anjuta_column_text_view, GTK_TYPE_VBOX);
  29
  30 static void
  31 set_text_view_column_label (GtkTextBuffer *buffer,
  32                             GtkTextIter *location,
  33                             GtkTextMark *mark,
  34                             GtkLabel *column_label)
  35 {
  36         gint column;
  37         gchar *text;
  38
  39         column = gtk_text_iter_get_line_offset (location) + 1;
  40         text = g_strdup_printf (_("Column %i"), column);
  41
  42         gtk_label_set_text (column_label, text);
  43
  44         g_free (text);
  45 }
  46
  47 static void
  48 anjuta_column_text_view_init (AnjutaColumnTextView *self)
  49 {
  50         GtkWidget *scrolled_window;
  51         GtkTextBuffer *text_buffer;
  52
  53         self->priv = g_new0 (AnjutaColumnTextViewPriv, 1);
  54
  55         /* Text view */
  56         scrolled_window = gtk_scrolled_window_new (NULL, NULL);
  57
  58         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
  59                                         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
  60         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_window),
  61                                              GTK_SHADOW_IN);
  62
  63         self->priv->text_view = gtk_text_view_new ();
  64
  65         gtk_container_add (GTK_CONTAINER (scrolled_window), self->priv->text_view);
  66         gtk_box_pack_start (GTK_BOX (self), scrolled_window, TRUE, TRUE, 0);
  67
  68         /* Column label */
  69         self->priv->column_label = gtk_label_new (_("Column 1"));
  70
  71         /* Right justify the label text */
  72         g_object_set (G_OBJECT (self->priv->column_label), "xalign", 1.0, NULL);
  73
  74         /* Column change handling */
  75         text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->priv->text_view));
  76
  77         g_signal_connect (G_OBJECT (text_buffer), "mark-set",
  78                           G_CALLBACK (set_text_view_column_label),
  79                           self->priv->column_label);
  80
  81         gtk_box_pack_start (GTK_BOX (self), self->priv->column_label, FALSE, FALSE,
  82                             0);
  83
  84         /* Allow focusing */
  85         gtk_widget_set_can_focus (GTK_WIDGET (self), TRUE);
  86
  87         gtk_widget_show_all (GTK_WIDGET (self));
  88 }
  89
  90 static void
  91 anjuta_column_text_view_finalize (GObject *object)
  92 {
  93         AnjutaColumnTextView *self;
  94
  95         self = ANJUTA_COLUMN_TEXT_VIEW (object);
  96
  97         g_free (self->priv);
  98
  99         G_OBJECT_CLASS (anjuta_column_text_view_parent_class)->finalize (object);
 100 }
 101
 102 static void
 103 anjuta_column_text_view_grab_focus (GtkWidget *widget)
 104 {
 105         AnjutaColumnTextView *self;
 106
 107         self = ANJUTA_COLUMN_TEXT_VIEW (widget);
 108
 109         gtk_widget_grab_focus (self->priv->text_view);
 110 }
 111
 112 static void
 113 anjuta_column_text_view_class_init (AnjutaColumnTextViewClass *klass)
 114 {
 115         GObjectClass* object_class = G_OBJECT_CLASS (klass);
 116         GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 117
 118         object_class->finalize = anjuta_column_text_view_finalize;
 119         widget_class->grab_focus = anjuta_column_text_view_grab_focus;
 120 }
 121
 122
 123 GtkWidget *
 124 anjuta_column_text_view_new (void)
 125 {
 126         return g_object_new (ANJUTA_TYPE_COLUMN_TEXT_VIEW, NULL);
 127 }
 128
 129 gchar *
 130 anjuta_column_text_view_get_text (AnjutaColumnTextView *self)
 131 {
 132         GtkTextBuffer *text_buffer;
 133         GtkTextIter start_iter;
 134         GtkTextIter end_iter;
 135         gchar *text;
 136
 137         text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->priv->text_view));
 138
 139         gtk_text_buffer_get_start_iter (text_buffer, &start_iter);
 140         gtk_text_buffer_get_end_iter (text_buffer, &end_iter) ;
 141
 142         text = gtk_text_buffer_get_text (text_buffer, &start_iter, &end_iter, FALSE);
 143
 144         return text;
 145 }
 146
 147 GtkTextBuffer *
 148 anjuta_column_text_view_get_buffer (AnjutaColumnTextView *self)
 149 {
 150         return gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->priv->text_view));
 151 }