386 lines
9.6 KiB
C
386 lines
9.6 KiB
C
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/* testadjustsize.c
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* Copyright (C) 2010 Havoc Pennington
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*
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* Author:
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* Havoc Pennington <hp@pobox.com>
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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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static GtkWidget *test_window;
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enum {
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TEST_WIDGET_LABEL,
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TEST_WIDGET_WRAP_LABEL,
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TEST_WIDGET_IMAGE,
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TEST_WIDGET_BUTTON,
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TEST_WIDGET_LAST
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};
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static gboolean done = FALSE;
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static GtkWidget *test_widgets[TEST_WIDGET_LAST];
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static GtkWidget*
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create_image (void)
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{
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return gtk_image_new_from_icon_name ("document-open");
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}
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static GtkWidget*
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create_label (gboolean wrap)
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{
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GtkWidget *widget;
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widget = gtk_label_new ("This is a label, label label label");
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if (wrap)
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gtk_label_set_wrap (GTK_LABEL (widget), TRUE);
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return widget;
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}
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static GtkWidget*
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create_button (void)
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{
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return gtk_button_new_with_label ("BUTTON!");
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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 *is_done = data;
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*is_done = TRUE;
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g_main_context_wakeup (NULL);
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}
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static void
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open_test_window (void)
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{
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GtkWidget *grid;
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int i;
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test_window = gtk_window_new ();
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gtk_window_set_title (GTK_WINDOW (test_window), "Tests");
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g_signal_connect (test_window, "destroy", G_CALLBACK (quit_cb), &done);
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gtk_window_set_resizable (GTK_WINDOW (test_window), FALSE);
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test_widgets[TEST_WIDGET_IMAGE] = create_image ();
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test_widgets[TEST_WIDGET_LABEL] = create_label (FALSE);
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test_widgets[TEST_WIDGET_WRAP_LABEL] = create_label (TRUE);
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test_widgets[TEST_WIDGET_BUTTON] = create_button ();
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grid = gtk_grid_new ();
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gtk_window_set_child (GTK_WINDOW (test_window), grid);
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for (i = 0; i < TEST_WIDGET_LAST; ++i)
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{
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gtk_grid_attach (GTK_GRID (grid), test_widgets[i], i % 3, i / 3, 1, 1);
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}
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gtk_window_present (GTK_WINDOW (test_window));
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}
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static void
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on_set_small_size_requests (GtkToggleButton *button,
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void *data)
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{
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gboolean has_small_size_requests;
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int i;
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has_small_size_requests = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
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for (i = 0; i < TEST_WIDGET_LAST; ++i)
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{
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gtk_widget_set_size_request (test_widgets[i],
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has_small_size_requests ? 5 : -1,
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has_small_size_requests ? 5 : -1);
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}
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}
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static void
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on_set_large_size_requests (GtkToggleButton *button,
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void *data)
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{
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gboolean has_large_size_requests;
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int i;
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has_large_size_requests = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
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for (i = 0; i < TEST_WIDGET_LAST; ++i)
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{
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gtk_widget_set_size_request (test_widgets[i],
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has_large_size_requests ? 200 : -1,
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has_large_size_requests ? 200 : -1);
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}
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}
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static void
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open_control_window (void)
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{
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GtkWidget *window;
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GtkWidget *box;
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GtkWidget *toggle;
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window = gtk_window_new ();
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gtk_window_set_title (GTK_WINDOW (window), "Controls");
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g_signal_connect (window, "destroy", G_CALLBACK (quit_cb), &done);
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box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
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gtk_window_set_child (GTK_WINDOW (window), box);
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toggle =
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gtk_toggle_button_new_with_label ("Set small size requests");
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g_signal_connect (G_OBJECT (toggle),
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"toggled", G_CALLBACK (on_set_small_size_requests),
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NULL);
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gtk_box_append (GTK_BOX (box), toggle);
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toggle =
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gtk_toggle_button_new_with_label ("Set large size requests");
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g_signal_connect (G_OBJECT (toggle),
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"toggled", G_CALLBACK (on_set_large_size_requests),
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NULL);
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gtk_box_append (GTK_BOX (box), toggle);
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gtk_window_present (GTK_WINDOW (window));
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}
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#define TEST_WIDGET(outer) (gtk_overlay_get_child (GTK_OVERLAY (gtk_overlay_get_child (GTK_OVERLAY (outer)))))
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static GtkWidget*
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create_widget_visible_border (const char *text)
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{
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GtkWidget *outer_box;
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GtkWidget *inner_box;
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GtkWidget *test_widget;
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GtkWidget *label;
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outer_box = gtk_overlay_new ();
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gtk_widget_add_css_class (outer_box, "black-bg");
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inner_box = gtk_overlay_new ();
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gtk_widget_add_css_class (inner_box, "blue-bg");
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gtk_overlay_set_child (GTK_OVERLAY (outer_box), inner_box);
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test_widget = gtk_overlay_new ();
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gtk_widget_add_css_class (test_widget, "red-bg");
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gtk_overlay_set_child (GTK_OVERLAY (inner_box), test_widget);
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label = gtk_label_new (text);
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gtk_overlay_set_child (GTK_OVERLAY (test_widget), label);
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g_assert (TEST_WIDGET (outer_box) == test_widget);
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return outer_box;
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}
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static const char*
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enum_to_string (GType enum_type,
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int value)
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{
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GEnumValue *v;
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v = g_enum_get_value (g_type_class_peek (enum_type), value);
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return v->value_nick;
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}
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static GtkWidget*
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create_aligned (GtkAlign halign,
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GtkAlign valign)
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{
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GtkWidget *widget;
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char *label;
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label = g_strdup_printf ("h=%s v=%s",
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enum_to_string (GTK_TYPE_ALIGN, halign),
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enum_to_string (GTK_TYPE_ALIGN, valign));
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widget = create_widget_visible_border (label);
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g_object_set (G_OBJECT (TEST_WIDGET (widget)),
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"halign", halign,
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"valign", valign,
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"hexpand", TRUE,
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"vexpand", TRUE,
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NULL);
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return widget;
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}
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static void
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open_alignment_window (void)
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{
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GtkWidget *grid;
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int i;
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GEnumClass *align_class;
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test_window = gtk_window_new ();
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gtk_window_set_title (GTK_WINDOW (test_window), "Alignment");
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g_signal_connect (test_window, "destroy", G_CALLBACK (quit_cb), &done);
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gtk_window_set_resizable (GTK_WINDOW (test_window), TRUE);
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gtk_window_set_default_size (GTK_WINDOW (test_window), 500, 500);
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align_class = g_type_class_peek (GTK_TYPE_ALIGN);
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grid = gtk_grid_new ();
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gtk_grid_set_row_homogeneous (GTK_GRID (grid), TRUE);
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gtk_grid_set_column_homogeneous (GTK_GRID (grid), TRUE);
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gtk_window_set_child (GTK_WINDOW (test_window), grid);
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for (i = 0; i < align_class->n_values; ++i)
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{
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int j;
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for (j = 0; j < align_class->n_values; ++j)
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{
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GtkWidget *child =
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create_aligned(align_class->values[i].value,
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align_class->values[j].value);
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gtk_grid_attach (GTK_GRID (grid), child, i, j, 1, 1);
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}
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}
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gtk_window_present (GTK_WINDOW (test_window));
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}
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static GtkWidget*
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create_margined (const char *propname)
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{
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GtkWidget *widget;
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widget = create_widget_visible_border (propname);
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g_object_set (G_OBJECT (TEST_WIDGET (widget)),
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propname, 15,
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"hexpand", TRUE,
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"vexpand", TRUE,
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NULL);
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return widget;
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}
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static void
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open_margin_window (void)
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{
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GtkWidget *box;
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int i;
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const char *margins[] = {
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"margin-start",
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"margin-end",
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"margin-top",
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"margin-bottom"
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};
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test_window = gtk_window_new ();
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gtk_window_set_title (GTK_WINDOW (test_window), "Margin");
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g_signal_connect (test_window, "destroy", G_CALLBACK (quit_cb), &done);
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gtk_window_set_resizable (GTK_WINDOW (test_window), TRUE);
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box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
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gtk_window_set_child (GTK_WINDOW (test_window), box);
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for (i = 0; i < (int) G_N_ELEMENTS (margins); ++i)
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{
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GtkWidget *child =
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create_margined(margins[i]);
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gtk_box_append (GTK_BOX (box), child);
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}
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gtk_window_present (GTK_WINDOW (test_window));
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}
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static void
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open_valigned_label_window (void)
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{
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GtkWidget *window, *box, *label, *frame;
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window = gtk_window_new ();
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g_signal_connect (test_window, "destroy", G_CALLBACK (quit_cb), &done);
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box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
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gtk_window_set_child (GTK_WINDOW (window), box);
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label = gtk_label_new ("Both labels expand");
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gtk_box_append (GTK_BOX (box), label);
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label = gtk_label_new ("Some wrapping text with width-chars = 15 and max-width-chars = 35");
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gtk_label_set_wrap (GTK_LABEL (label), TRUE);
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gtk_label_set_width_chars (GTK_LABEL (label), 15);
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gtk_label_set_max_width_chars (GTK_LABEL (label), 35);
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frame = gtk_frame_new (NULL);
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gtk_frame_set_child (GTK_FRAME (frame), label);
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gtk_widget_set_valign (frame, GTK_ALIGN_CENTER);
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gtk_widget_set_halign (frame, GTK_ALIGN_CENTER);
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gtk_box_append (GTK_BOX (box), frame);
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gtk_window_present (GTK_WINDOW (window));
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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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GtkCssProvider *provider;
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gtk_init ();
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provider = gtk_css_provider_new ();
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gtk_css_provider_load_from_string (provider,
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".black-bg { background-color: black; }"
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".red-bg { background-color: red; }"
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".blue-bg { background-color: blue; }");
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gtk_style_context_add_provider_for_display (gdk_display_get_default (),
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GTK_STYLE_PROVIDER (provider),
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GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
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g_object_unref (provider);
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if (g_getenv ("RTL"))
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gtk_widget_set_default_direction (GTK_TEXT_DIR_RTL);
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open_test_window ();
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open_control_window ();
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open_alignment_window ();
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open_margin_window ();
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open_valigned_label_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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