irreco/src/core/irreco_listbox_text.c

   1 /*
   2  * irreco - Ir Remote Control
   3  * Copyright (C) 2007  Arto Karppinen (arto.karppinen@iki.fi)
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  */
  19
  20 #include "irreco_listbox_text.h"
  21 #include <hildon/hildon-gtk.h>
  22
  23 /**
  24  * @addtogroup IrrecoListboxText
  25  * @ingroup Irreco
  26  *
  27  * A single column, scrollable listbox with text cels.
  28  *
  29  * @{
  30  */
  31
  32 /**
  33  * @file
  34  * Source file of @ref IrrecoListboxText.
  35  */
  36
  37 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  38 /* Prototypes.                                                                */
  39 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  40
  41 /*static void irreco_listbox_text_tree_size_request(GtkWidget *widget,
  42                                                    GtkRequisition *requisition,
  43                                                    IrrecoListboxText *self);*/
  44
  45 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  46 /* Datatypes                                                                  */
  47 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  48
  49 enum
  50 {
  51         DATA_COL,
  52         TEXT_COL,
  53         N_COLUMNS
  54 };
  55
  56
  57
  58 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  59 /* Construction & Destruction                                                 */
  60 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
  61
  62 /**
  63  * @name Construction & Destruction
  64  * @{
  65  */
  66
  67 G_DEFINE_TYPE(IrrecoListboxText, irreco_listbox_text, IRRECO_TYPE_LISTBOX)
  68
  69 static void irreco_listbox_text_class_init(IrrecoListboxTextClass *klass)
  70 {
  71 }
  72
  73 static void irreco_listbox_text_init(IrrecoListboxText *self)
  74 {
  75         IrrecoListbox *parent;
  76         GtkTreeViewColumn *column;
  77         GtkCellRenderer *renderer;
  78         GtkTable *table;
  79         IRRECO_ENTER
  80
  81         parent = IRRECO_LISTBOX(self);
  82         parent->text_col_id = TEXT_COL;
  83         parent->data_col_id = DATA_COL;
  84
  85         /* Create GtkTreeStore and GtkTreeView */
  86         parent->list_store = gtk_list_store_new(
  87                 N_COLUMNS, G_TYPE_POINTER, G_TYPE_STRING);
  88 /*      parent->tree_view = gtk_tree_view_new_with_model(
  89                 GTK_TREE_MODEL(parent->list_store));*/
  90         parent->tree_view = GTK_WIDGET(hildon_gtk_tree_view_new_with_model(
  91                                         1,
  92                                         GTK_TREE_MODEL(parent->list_store)));
  93
  94         g_object_unref(G_OBJECT(parent->list_store));
  95
  96         /* Setup column. */
  97         renderer = gtk_cell_renderer_text_new();
  98         column = gtk_tree_view_column_new_with_attributes(
  99                 NULL, renderer, "text", TEXT_COL, NULL);
 100         gtk_tree_view_append_column(GTK_TREE_VIEW(parent->tree_view),
 101                                     column);
 102
 103         /* Set selection callback. */
 104         parent->tree_selection = gtk_tree_view_get_selection(
 105                 GTK_TREE_VIEW(parent->tree_view));
 106         gtk_tree_selection_set_mode(parent->tree_selection,
 107                                     GTK_SELECTION_SINGLE);
 108
 109         /* Add Widgets to GtkTable. */
 110         table = GTK_TABLE(gtk_table_new(2, 2, FALSE));
 111
 112         gtk_table_attach_defaults(table, parent->tree_view, 0 ,1, 0, 1);
 113
 114 /*      parent->vscrollbar = gtk_vscrollbar_new(gtk_tree_view_get_vadjustment(
 115                                         GTK_TREE_VIEW(parent->tree_view)));
 116         gtk_table_attach(table, parent->vscrollbar, 1 ,2, 0, 1,
 117                                         GTK_SHRINK, GTK_FILL, 0, 0);
 118
 119         parent->hscrollbar = gtk_hscrollbar_new(gtk_tree_view_get_hadjustment(
 120                                         GTK_TREE_VIEW(parent->tree_view)));
 121         gtk_table_attach(table, parent->hscrollbar, 0 ,1, 1, 2,
 122                                         GTK_FILL, GTK_SHRINK, 0, 0);*/
 123
 124         gtk_box_pack_start(GTK_BOX(self), GTK_WIDGET(table), TRUE, TRUE, 0);
 125
 126         /* Connect signals. */
 127         /*g_signal_connect(G_OBJECT(IRRECO_LISTBOX(self)->tree_view),
 128                          "size-request",
 129                          G_CALLBACK(irreco_listbox_text_tree_size_request),
 130                          self);*/
 131
 132         IRRECO_RETURN
 133 }
 134
 135 GtkWidget *irreco_listbox_text_new()
 136 {
 137         IrrecoListboxText *self;
 138         IRRECO_ENTER
 139
 140         self = IRRECO_LISTBOX_TEXT(g_object_new(IRRECO_TYPE_LISTBOX_TEXT, NULL));
 141         IRRECO_RETURN_PTR(GTK_WIDGET(self));
 142 }
 143
 144 /**
 145  * Create widgets and initialize IrrecoListboxText structure.
 146  *
 147  * The is no need to call destructor for IrrecoListboxText as long as you attach
 148  * the returned GtkWidget to somewhere in the GTK widget tree. Gtk will then
 149  * handle the destruction of the widgets when they are no longer needed. This
 150  * will work fine as long as IrrecoListboxText structure is still around when the
 151  * widget is destroyed.
 152  *
 153  * @param min_width
 154  *      Minimum width Requisition for the widget.
 155  * @param min_height
 156  *      Minimum height Requisition for the widget.
 157  */
 158 GtkWidget *irreco_listbox_text_new_with_autosize(gint min_width,
 159                                                  gint max_width,
 160                                                  gint min_height,
 161                                                  gint max_height)
 162 {
 163         IrrecoListboxText *self;
 164         IRRECO_ENTER
 165
 166         self = IRRECO_LISTBOX_TEXT(g_object_new(IRRECO_TYPE_LISTBOX_TEXT, NULL));
 167         irreco_listbox_set_autosize(IRRECO_LISTBOX(self), min_width, max_width,
 168                                     min_height, max_height);
 169         IRRECO_RETURN_PTR(GTK_WIDGET(self));
 170 }
 171
 172 /** @} */
 173
 174
 175
 176 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 177 /* Public Functions                                                           */
 178 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 179
 180 /**
 181  * @name Public Functions
 182  * @{
 183  */
 184
 185 /**
 186  * Append text to the listbox.
 187  */
 188 void irreco_listbox_text_append(IrrecoListboxText *self,
 189                                 const gchar *label,
 190                                 gpointer user_data)
 191 {
 192         IrrecoListbox *parent;
 193         GtkTreeIter iter;
 194         IRRECO_ENTER
 195
 196         parent = IRRECO_LISTBOX(self);
 197         gtk_list_store_append(parent->list_store, &iter);
 198         gtk_list_store_set(parent->list_store, &iter,
 199                            TEXT_COL, label, DATA_COL, user_data, -1);
 200
 201         gtk_tree_view_columns_autosize(GTK_TREE_VIEW(parent->tree_view));
 202
 203         if (parent->select_new_rows == TRUE) {
 204                 gtk_tree_selection_select_iter(parent->tree_selection, &iter);
 205         }
 206
 207         IRRECO_RETURN
 208 }
 209
 210 /** @} */
 211
 212 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 213 /* Events and Callbacks                                                       */
 214 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-*/
 215
 216 /**
 217  * @name Events and Callbacks
 218  * @{
 219  */
 220
 221 /*static void irreco_listbox_text_tree_size_request(GtkWidget *widget,
 222                                                   GtkRequisition *requisition,
 223                                                   IrrecoListboxText *self)
 224 {
 225         IrrecoListbox *parent;
 226         gboolean show_hscrollbar = TRUE;
 227         IRRECO_ENTER
 228
 229         parent = IRRECO_LISTBOX(self);
 230
 231         if (requisition->width <= parent->max_width - 22) {
 232                 show_hscrollbar = FALSE;
 233         }
 234
 235         if (requisition->width < parent->min_width - 22) {
 236                 requisition->width = parent->min_width - 22;
 237         } else if (requisition->width > parent->max_width - 22) {
 238                 requisition->width = parent->max_width - 22;
 239         }
 240
 241         if (requisition->height < parent->min_height - 22) {
 242                 requisition->height = parent->min_height - 22;
 243         } else if (requisition->height > parent->max_height &&
 244                    show_hscrollbar == FALSE) {
 245                 requisition->height = parent->max_height;
 246         } else if (requisition->height > parent->max_height - 22) {
 247                 requisition->height = parent->max_height - 22;
 248         }
 249
 250         if (show_hscrollbar == TRUE) {
 251                 gtk_widget_show(parent->hscrollbar);
 252         } else {
 253                 gtk_widget_hide(parent->hscrollbar);
 254         }
 255
 256         IRRECO_RETURN
 257 }*/
 258
 259 /** @} */
 260
 261 /** @} */
 262