mirror of
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253 lines
8.1 KiB
C
253 lines
8.1 KiB
C
/* testtreecolumnsizing.c: Test case for tree view column resizing.
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*
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* Copyright (C) 2008 Kristian Rietveld <kris@gtk.org>
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*
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* This work is provided "as is"; redistribution and modification
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* in whole or in part, in any medium, physical or electronic is
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* permitted without restriction.
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*
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* This work is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* In no event shall the authors or contributors be liable for any
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* direct, indirect, incidental, special, exemplary, or consequential
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* damages (including, but not limited to, procurement of substitute
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* goods or services; loss of use, data, or profits; or business
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* interruption) however caused and on any theory of liability, whether
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* in contract, strict liability, or tort (including negligence or
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* otherwise) arising in any way out of the use of this software, even
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* if advised of the possibility of such damage.
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*/
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#include <gtk/gtk.h>
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#include <string.h>
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS
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#define NO_EXPAND "No expandable columns"
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#define SINGLE_EXPAND "One expandable column"
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#define MULTI_EXPAND "Multiple expandable columns"
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#define LAST_EXPAND "Last column is expandable"
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#define BORDER_EXPAND "First and last columns are expandable"
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#define ALL_EXPAND "All columns are expandable"
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#define N_ROWS 10
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static GtkTreeModel *
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create_model (void)
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{
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int i;
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GtkListStore *store;
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store = gtk_list_store_new (5,
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G_TYPE_STRING,
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G_TYPE_STRING,
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G_TYPE_STRING,
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G_TYPE_STRING,
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G_TYPE_STRING);
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for (i = 0; i < N_ROWS; i++)
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{
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char *str;
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str = g_strdup_printf ("Row %d", i);
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gtk_list_store_insert_with_values (store, NULL, i,
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0, str,
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1, "Blah blah blah blah blah",
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2, "Less blah",
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3, "Medium length",
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4, "Eek",
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-1);
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g_free (str);
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}
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return GTK_TREE_MODEL (store);
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}
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static void
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toggle_long_content_row (GtkToggleButton *button,
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gpointer user_data)
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{
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GtkTreeModel *model;
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model = gtk_tree_view_get_model (GTK_TREE_VIEW (user_data));
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if (gtk_tree_model_iter_n_children (model, NULL) == N_ROWS)
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{
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gtk_list_store_insert_with_values (GTK_LIST_STORE (model), NULL, N_ROWS,
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0, "Very very very very longggggg",
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1, "Blah blah blah blah blah",
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2, "Less blah",
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3, "Medium length",
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4, "Eek we make the scrollbar appear",
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-1);
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}
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else
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{
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GtkTreeIter iter;
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gtk_tree_model_iter_nth_child (model, &iter, NULL, N_ROWS);
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gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
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}
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}
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static void
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combo_box_changed (GtkComboBox *combo_box,
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gpointer user_data)
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{
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char *str;
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GList *list;
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GList *columns;
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str = gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (combo_box));
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if (!str)
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return;
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columns = gtk_tree_view_get_columns (GTK_TREE_VIEW (user_data));
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if (!strcmp (str, NO_EXPAND))
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{
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for (list = columns; list; list = list->next)
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gtk_tree_view_column_set_expand (list->data, FALSE);
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}
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else if (!strcmp (str, SINGLE_EXPAND))
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{
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for (list = columns; list; list = list->next)
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{
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if (list->prev && !list->prev->prev)
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/* This is the second column */
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gtk_tree_view_column_set_expand (list->data, TRUE);
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else
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gtk_tree_view_column_set_expand (list->data, FALSE);
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}
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}
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else if (!strcmp (str, MULTI_EXPAND))
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{
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for (list = columns; list; list = list->next)
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{
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if (list->prev && !list->prev->prev)
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/* This is the second column */
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gtk_tree_view_column_set_expand (list->data, TRUE);
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else if (list->prev && !list->prev->prev->prev)
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/* This is the third column */
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gtk_tree_view_column_set_expand (list->data, TRUE);
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else
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gtk_tree_view_column_set_expand (list->data, FALSE);
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}
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}
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else if (!strcmp (str, LAST_EXPAND))
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{
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for (list = columns; list->next; list = list->next)
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gtk_tree_view_column_set_expand (list->data, FALSE);
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/* This is the last column */
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gtk_tree_view_column_set_expand (list->data, TRUE);
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}
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else if (!strcmp (str, BORDER_EXPAND))
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{
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gtk_tree_view_column_set_expand (columns->data, TRUE);
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for (list = columns->next; list->next; list = list->next)
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gtk_tree_view_column_set_expand (list->data, FALSE);
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/* This is the last column */
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gtk_tree_view_column_set_expand (list->data, TRUE);
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}
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else if (!strcmp (str, ALL_EXPAND))
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{
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for (list = columns; list; list = list->next)
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gtk_tree_view_column_set_expand (list->data, TRUE);
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}
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g_free (str);
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g_list_free (columns);
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}
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static void
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quit_cb (GtkWidget *widget,
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gpointer data)
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{
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gboolean *done = data;
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*done = TRUE;
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g_main_context_wakeup (NULL);
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}
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int
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main (int argc, char **argv)
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{
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int i;
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GtkWidget *window;
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GtkWidget *vbox;
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GtkWidget *combo_box;
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GtkWidget *sw;
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GtkWidget *tree_view;
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GtkWidget *button;
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gboolean done = FALSE;
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gtk_init ();
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/* Window and box */
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window = gtk_window_new ();
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gtk_window_set_default_size (GTK_WINDOW (window), 640, 480);
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g_signal_connect (window, "destroy", G_CALLBACK (quit_cb), &done);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
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gtk_window_set_child (GTK_WINDOW (window), vbox);
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/* Option menu contents */
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combo_box = gtk_combo_box_text_new ();
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), NO_EXPAND);
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), SINGLE_EXPAND);
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), MULTI_EXPAND);
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), LAST_EXPAND);
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), BORDER_EXPAND);
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo_box), ALL_EXPAND);
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gtk_box_append (GTK_BOX (vbox), combo_box);
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/* Scrolled window and tree view */
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sw = gtk_scrolled_window_new ();
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
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GTK_POLICY_AUTOMATIC,
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GTK_POLICY_AUTOMATIC);
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gtk_widget_set_vexpand (sw, TRUE);
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gtk_box_append (GTK_BOX (vbox), sw);
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tree_view = gtk_tree_view_new_with_model (create_model ());
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gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), tree_view);
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for (i = 0; i < 5; i++)
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{
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GtkTreeViewColumn *column;
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gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
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i, "Header",
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gtk_cell_renderer_text_new (),
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"text", i,
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NULL);
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column = gtk_tree_view_get_column (GTK_TREE_VIEW (tree_view), i);
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gtk_tree_view_column_set_resizable (column, TRUE);
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}
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/* Toggle button for long content row */
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button = gtk_toggle_button_new_with_label ("Toggle long content row");
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g_signal_connect (button, "toggled",
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G_CALLBACK (toggle_long_content_row), tree_view);
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gtk_box_append (GTK_BOX (vbox), button);
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/* Set up option menu callback and default item */
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g_signal_connect (combo_box, "changed",
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G_CALLBACK (combo_box_changed), tree_view);
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gtk_combo_box_set_active (GTK_COMBO_BOX (combo_box), 0);
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/* Done */
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gtk_window_present (GTK_WINDOW (window));
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while (!done)
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g_main_context_iteration (NULL, TRUE);
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return 0;
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}
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