gtk/tests/testselectionmode.c
2020-07-25 00:47:36 +02:00

235 lines
7.0 KiB
C

#include <gtk/gtk.h>
#include <glib/gstdio.h>
typedef struct {
GtkListBoxRow parent;
GtkWidget *box;
GtkWidget *revealer;
GtkWidget *check;
} SelectableRow;
typedef struct {
GtkListBoxRowClass parent_class;
} SelectableRowClass;
static GType selectable_row_get_type (void);
G_DEFINE_TYPE (SelectableRow, selectable_row, GTK_TYPE_LIST_BOX_ROW)
static void
selectable_row_init (SelectableRow *row)
{
row->box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
row->revealer = gtk_revealer_new ();
gtk_revealer_set_transition_type (GTK_REVEALER (row->revealer), GTK_REVEALER_TRANSITION_TYPE_SLIDE_RIGHT);
row->check = gtk_check_button_new ();
gtk_widget_set_margin_start (row->check, 10);
gtk_widget_set_margin_end (row->check, 10);
gtk_widget_set_margin_top (row->check, 10);
gtk_widget_set_margin_bottom (row->check, 10);
gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), row->box);
gtk_box_append (GTK_BOX (row->box), row->revealer);
gtk_revealer_set_child (GTK_REVEALER (row->revealer), row->check);
}
static void
selectable_row_add (SelectableRow *row, GtkWidget *child)
{
gtk_box_append (GTK_BOX (row->box), child);
}
static void
update_selectable (GtkWidget *widget)
{
SelectableRow *row = (SelectableRow *)widget;
GtkListBox *list;
list = GTK_LIST_BOX (gtk_widget_get_parent (widget));
if (gtk_list_box_get_selection_mode (list) != GTK_SELECTION_NONE)
gtk_revealer_set_reveal_child (GTK_REVEALER (row->revealer), TRUE);
else
gtk_revealer_set_reveal_child (GTK_REVEALER (row->revealer), FALSE);
}
static void
update_selected (GtkWidget *widget)
{
SelectableRow *row = (SelectableRow *)widget;
if (gtk_list_box_row_is_selected (GTK_LIST_BOX_ROW (row)))
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (row->check), TRUE);
gtk_widget_unset_state_flags (widget, GTK_STATE_FLAG_SELECTED);
}
else
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (row->check), FALSE);
}
static void
selectable_row_class_init (SelectableRowClass *class)
{
}
static GtkWidget *
selectable_row_new (void)
{
return GTK_WIDGET (g_object_new (selectable_row_get_type (), NULL));
}
static void
add_row (GtkWidget *list, int i)
{
GtkWidget *row;
GtkWidget *label;
char *text;
row = selectable_row_new ();
text = g_strdup_printf ("Docker %d", i);
label = gtk_label_new (text);
gtk_widget_set_halign (label, GTK_ALIGN_START);
selectable_row_add ((SelectableRow*)row, label);
g_free (text);
gtk_list_box_insert (GTK_LIST_BOX (list), row, -1);
}
static void
selection_mode_enter (GtkButton *button, GtkBuilder *builder)
{
GtkWidget *header;
GtkWidget *list;
GtkWidget *headerbutton;
GtkWidget *cancelbutton;
GtkWidget *selectbutton;
GtkWidget *titlestack;
GtkWidget *child;
header = GTK_WIDGET (gtk_builder_get_object (builder, "header"));
list = GTK_WIDGET (gtk_builder_get_object (builder, "list"));
headerbutton = GTK_WIDGET (gtk_builder_get_object (builder, "headerbutton"));
cancelbutton = GTK_WIDGET (gtk_builder_get_object (builder, "cancel-button"));
selectbutton = GTK_WIDGET (gtk_builder_get_object (builder, "select-button"));
titlestack = GTK_WIDGET (gtk_builder_get_object (builder, "titlestack"));
gtk_widget_add_css_class (header, "selection-mode");
gtk_header_bar_set_show_title_buttons (GTK_HEADER_BAR (header), FALSE);
gtk_widget_hide (headerbutton);
gtk_widget_hide (selectbutton);
gtk_widget_show (cancelbutton);
gtk_stack_set_visible_child_name (GTK_STACK (titlestack), "selection");
gtk_list_box_set_activate_on_single_click (GTK_LIST_BOX (list), FALSE);
gtk_list_box_set_selection_mode (GTK_LIST_BOX (list), GTK_SELECTION_MULTIPLE);
for (child = gtk_widget_get_first_child (list);
child != NULL;
child = gtk_widget_get_next_sibling (child))
update_selectable (child);
}
static void
selection_mode_leave (GtkButton *button, GtkBuilder *builder)
{
GtkWidget *header;
GtkWidget *list;
GtkWidget *headerbutton;
GtkWidget *cancelbutton;
GtkWidget *selectbutton;
GtkWidget *titlestack;
GtkWidget *child;
header = GTK_WIDGET (gtk_builder_get_object (builder, "header"));
list = GTK_WIDGET (gtk_builder_get_object (builder, "list"));
headerbutton = GTK_WIDGET (gtk_builder_get_object (builder, "headerbutton"));
cancelbutton = GTK_WIDGET (gtk_builder_get_object (builder, "cancel-button"));
selectbutton = GTK_WIDGET (gtk_builder_get_object (builder, "select-button"));
titlestack = GTK_WIDGET (gtk_builder_get_object (builder, "titlestack"));
gtk_widget_remove_css_class (header, "selection-mode");
gtk_header_bar_set_show_title_buttons (GTK_HEADER_BAR (header), TRUE);
gtk_widget_show (headerbutton);
gtk_widget_show (selectbutton);
gtk_widget_hide (cancelbutton);
gtk_stack_set_visible_child_name (GTK_STACK (titlestack), "title");
gtk_list_box_set_activate_on_single_click (GTK_LIST_BOX (list), TRUE);
gtk_list_box_set_selection_mode (GTK_LIST_BOX (list), GTK_SELECTION_NONE);
for (child = gtk_widget_get_first_child (list);
child != NULL;
child = gtk_widget_get_next_sibling (child))
update_selectable (child);
}
static void
select_all (GAction *action, GVariant *param, GtkWidget *list)
{
gtk_list_box_select_all (GTK_LIST_BOX (list));
}
static void
select_none (GAction *action, GVariant *param, GtkWidget *list)
{
gtk_list_box_unselect_all (GTK_LIST_BOX (list));
}
static void
selected_rows_changed (GtkListBox *list)
{
GtkWidget *child;
for (child = gtk_widget_get_first_child (GTK_WIDGET (list));
child != NULL;
child = gtk_widget_get_next_sibling (child))
update_selected (child);
}
int
main (int argc, char *argv[])
{
GtkBuilder *builder;
GtkWidget *window;
GtkWidget *list;
GtkWidget *button;
int i;
GSimpleActionGroup *group;
GSimpleAction *action;
#ifdef GTK_SRCDIR
g_chdir (GTK_SRCDIR);
#endif
gtk_init ();
builder = gtk_builder_new_from_file ("selectionmode.ui");
window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
list = GTK_WIDGET (gtk_builder_get_object (builder, "list"));
group = g_simple_action_group_new ();
action = g_simple_action_new ("select-all", NULL);
g_signal_connect (action, "activate", G_CALLBACK (select_all), list);
g_action_map_add_action (G_ACTION_MAP (group), G_ACTION (action));
action = g_simple_action_new ("select-none", NULL);
g_signal_connect (action, "activate", G_CALLBACK (select_none), list);
g_action_map_add_action (G_ACTION_MAP (group), G_ACTION (action));
gtk_widget_insert_action_group (window, "win", G_ACTION_GROUP (group));
for (i = 0; i < 10; i++)
add_row (list, i);
button = GTK_WIDGET (gtk_builder_get_object (builder, "select-button"));
g_signal_connect (button, "clicked", G_CALLBACK (selection_mode_enter), builder);
button = GTK_WIDGET (gtk_builder_get_object (builder, "cancel-button"));
g_signal_connect (button, "clicked", G_CALLBACK (selection_mode_leave), builder);
g_signal_connect (list, "selected-rows-changed", G_CALLBACK (selected_rows_changed), NULL);
gtk_widget_show (window);
while (TRUE)
g_main_context_iteration (NULL, TRUE);
return 0;
}