forked from AuroraMiddleware/gtk
386b63b85d
In 99.9% of all cases, these are just NULL, NULL. So just do away with these arguments, people can use the setters for the rare cases where they want the scrolled window to use a different adjustment.
113 lines
3.0 KiB
C
113 lines
3.0 KiB
C
/* simple.c
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* Copyright (C) 1997 Red Hat, Inc
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* Author: Elliot Lee
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <gtk/gtk.h>
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#include <string.h>
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static gchar *
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get_content (void)
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{
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GString *s;
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gint i;
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s = g_string_new ("");
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for (i = 1; i <= 150; i++)
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g_string_append_printf (s, "Line %d\n", i);
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return g_string_free (s, FALSE);
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}
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static void
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mode_changed (GtkComboBox *combo, GtkScrolledWindow *sw)
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{
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gint active = gtk_combo_box_get_active (combo);
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gtk_scrolled_window_set_overlay_scrolling (sw, active == 1);
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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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GtkWidget *window;
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gchar *content;
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GtkWidget *box;
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GtkWidget *sw;
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GtkWidget *tv;
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GtkWidget *sb2;
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GtkWidget *combo;
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GtkAdjustment *adj;
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gboolean done = FALSE;
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gtk_init ();
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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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box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 20);
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gtk_window_set_child (GTK_WINDOW (window), box);
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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_NEVER,
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GTK_POLICY_AUTOMATIC);
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gtk_widget_set_hexpand (sw, TRUE);
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gtk_box_append (GTK_BOX (box), sw);
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content = get_content ();
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tv = gtk_text_view_new ();
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gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (tv), GTK_WRAP_WORD);
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gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), tv);
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gtk_text_buffer_set_text (gtk_text_view_get_buffer (GTK_TEXT_VIEW (tv)),
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content, -1);
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g_free (content);
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adj = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (tv));
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combo = gtk_combo_box_text_new ();
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gtk_widget_set_valign (combo, GTK_ALIGN_START);
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Traditional");
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gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Overlay");
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g_signal_connect (combo, "changed", G_CALLBACK (mode_changed), sw);
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gtk_combo_box_set_active (GTK_COMBO_BOX (combo), 1);
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gtk_box_append (GTK_BOX (box), combo);
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sb2 = gtk_scrollbar_new (GTK_ORIENTATION_VERTICAL, adj);
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gtk_box_append (GTK_BOX (box), sb2);
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gtk_widget_show (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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