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_BOX);
  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         /* Set properties */
  54         g_object_set (G_OBJECT (self), "orientation", GTK_ORIENTATION_VERTICAL,
  55                       NULL);
  56
  57         self->priv = g_new0 (AnjutaColumnTextViewPriv, 1);
  58
  59         /* Text view */
  60         scrolled_window = gtk_scrolled_window_new (NULL, NULL);
  61
  62         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
  63                                         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
  64         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_window),
  65                                              GTK_SHADOW_IN);
  66
  67         self->priv->text_view = gtk_text_view_new ();
  68
  69         gtk_container_add (GTK_CONTAINER (scrolled_window), self->priv->text_view);
  70         gtk_box_pack_start (GTK_BOX (self), scrolled_window, TRUE, TRUE, 0);
  71
  72         /* Column label */
  73         self->priv->column_label = gtk_label_new (_("Column 1"));
  74
  75         /* Right justify the label text */
  76         g_object_set (G_OBJECT (self->priv->column_label), "xalign", 1.0, NULL);
  77
  78         /* Column change handling */
  79         text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->priv->text_view));
  80
  81         g_signal_connect (G_OBJECT (text_buffer), "mark-set",
  82                           G_CALLBACK (set_text_view_column_label),
  83                           self->priv->column_label);
  84
  85         gtk_box_pack_start (GTK_BOX (self), self->priv->column_label, FALSE, FALSE,
  86                             0);
  87
  88         /* Allow focusing */
  89         gtk_widget_set_can_focus (GTK_WIDGET (self), TRUE);
  90
  91         gtk_widget_show_all (GTK_WIDGET (self));
  92 }
  93
  94 static void
  95 anjuta_column_text_view_finalize (GObject *object)
  96 {
  97         AnjutaColumnTextView *self;
  98
  99         self = ANJUTA_COLUMN_TEXT_VIEW (object);
 100
 101         g_free (self->priv);
 102
 103         G_OBJECT_CLASS (anjuta_column_text_view_parent_class)->finalize (object);
 104 }
 105
 106 static void
 107 anjuta_column_text_view_grab_focus (GtkWidget *widget)
 108 {
 109         AnjutaColumnTextView *self;
 110
 111         self = ANJUTA_COLUMN_TEXT_VIEW (widget);
 112
 113         gtk_widget_grab_focus (self->priv->text_view);
 114 }
 115
 116 static void
 117 anjuta_column_text_view_class_init (AnjutaColumnTextViewClass *klass)
 118 {
 119         GObjectClass* object_class = G_OBJECT_CLASS (klass);
 120         GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 121
 122         object_class->finalize = anjuta_column_text_view_finalize;
 123         widget_class->grab_focus = anjuta_column_text_view_grab_focus;
 124 }
 125
 126
 127 GtkWidget *
 128 anjuta_column_text_view_new (void)
 129 {
 130         return g_object_new (ANJUTA_TYPE_COLUMN_TEXT_VIEW, NULL);
 131 }
 132
 133 gchar *
 134 anjuta_column_text_view_get_text (AnjutaColumnTextView *self)
 135 {
 136         GtkTextBuffer *text_buffer;
 137         GtkTextIter start_iter;
 138         GtkTextIter end_iter;
 139         gchar *text;
 140
 141         text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->priv->text_view));
 142
 143         gtk_text_buffer_get_start_iter (text_buffer, &start_iter);
 144         gtk_text_buffer_get_end_iter (text_buffer, &end_iter) ;
 145
 146         text = gtk_text_buffer_get_text (text_buffer, &start_iter, &end_iter, FALSE);
 147
 148         return text;
 149 }
 150
 151 GtkTextBuffer *
 152 anjuta_column_text_view_get_buffer (AnjutaColumnTextView *self)
 153 {
 154         return gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->priv->text_view));
 155 }