149 lines
4.9 KiB
C
149 lines
4.9 KiB
C
#include <gtk/gtk.h>
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enum
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{
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TARGET_GTK_TREE_MODEL_ROW
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};
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static GtkTargetEntry row_targets[] =
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{
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{ "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_APP, TARGET_GTK_TREE_MODEL_ROW }
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};
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static void
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on_button_clicked (GtkWidget *widget, gpointer data)
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{
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g_print ("Button %d clicked\n", GPOINTER_TO_INT (data));
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}
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static void
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kinetic_scrolling (void)
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{
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GtkWidget *window, *swindow, *grid;
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GtkWidget *label;
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GtkWidget *button_grid, *button;
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GtkWidget *treeview;
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GtkCellRenderer *renderer;
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GtkListStore *store;
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GtkWidget *textview;
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gint i;
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_container_set_border_width (GTK_CONTAINER (window), 5);
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gtk_window_set_default_size (GTK_WINDOW (window), 400, 400);
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g_signal_connect (window, "delete_event",
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G_CALLBACK (gtk_main_quit), NULL);
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grid = gtk_grid_new ();
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label = gtk_label_new ("Non scrollable widget using viewport");
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gtk_grid_attach (GTK_GRID (grid), label, 0, 0, 1, 1);
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gtk_widget_set_hexpand (label, TRUE);
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gtk_widget_show (label);
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label = gtk_label_new ("Scrollable widget: TreeView");
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gtk_grid_attach (GTK_GRID (grid), label, 1, 0, 1, 1);
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gtk_widget_set_hexpand (label, TRUE);
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gtk_widget_show (label);
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label = gtk_label_new ("Scrollable widget: TextView");
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gtk_grid_attach (GTK_GRID (grid), label, 2, 0, 1, 1);
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gtk_widget_set_hexpand (label, TRUE);
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gtk_widget_show (label);
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button_grid = gtk_grid_new ();
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for (i = 0; i < 80; i++)
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{
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gchar *label = g_strdup_printf ("Button number %d", i);
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button = gtk_button_new_with_label (label);
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gtk_grid_attach (GTK_GRID (button_grid), button, 0, i, 1, 1);
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gtk_widget_set_hexpand (button, TRUE);
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gtk_widget_show (button);
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g_signal_connect (button, "clicked",
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G_CALLBACK (on_button_clicked),
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GINT_TO_POINTER (i));
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g_free (label);
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}
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swindow = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_kinetic_scrolling (GTK_SCROLLED_WINDOW (swindow), TRUE);
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gtk_scrolled_window_set_capture_button_press (GTK_SCROLLED_WINDOW (swindow), TRUE);
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gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (swindow), button_grid);
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gtk_widget_show (button_grid);
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gtk_grid_attach (GTK_GRID (grid), swindow, 0, 1, 1, 1);
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gtk_widget_show (swindow);
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treeview = gtk_tree_view_new ();
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gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (treeview),
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GDK_BUTTON1_MASK,
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row_targets,
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G_N_ELEMENTS (row_targets),
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GDK_ACTION_MOVE | GDK_ACTION_COPY);
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gtk_tree_view_enable_model_drag_dest (GTK_TREE_VIEW (treeview),
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row_targets,
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G_N_ELEMENTS (row_targets),
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GDK_ACTION_MOVE | GDK_ACTION_COPY);
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renderer = gtk_cell_renderer_text_new ();
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g_object_set (renderer, "editable", TRUE, NULL);
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gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
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0, "Title",
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renderer,
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"text", 0,
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NULL);
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store = gtk_list_store_new (1, G_TYPE_STRING);
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for (i = 0; i < 80; i++)
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{
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GtkTreeIter iter;
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gchar *label = g_strdup_printf ("Row number %d", i);
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gtk_list_store_append (store, &iter);
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gtk_list_store_set (store, &iter, 0, label, -1);
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g_free (label);
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}
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gtk_tree_view_set_model (GTK_TREE_VIEW (treeview), GTK_TREE_MODEL (store));
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g_object_unref (store);
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swindow = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_kinetic_scrolling (GTK_SCROLLED_WINDOW (swindow), TRUE);
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gtk_scrolled_window_set_capture_button_press (GTK_SCROLLED_WINDOW (swindow), TRUE);
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gtk_container_add (GTK_CONTAINER (swindow), treeview);
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gtk_widget_show (treeview);
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gtk_grid_attach (GTK_GRID (grid), swindow, 1, 1, 1, 1);
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gtk_widget_set_hexpand (swindow, TRUE);
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gtk_widget_set_vexpand (swindow, TRUE);
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gtk_widget_show (swindow);
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textview = gtk_text_view_new ();
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swindow = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_kinetic_scrolling (GTK_SCROLLED_WINDOW (swindow), TRUE);
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gtk_scrolled_window_set_capture_button_press (GTK_SCROLLED_WINDOW (swindow), TRUE);
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gtk_container_add (GTK_CONTAINER (swindow), textview);
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gtk_widget_show (textview);
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gtk_grid_attach (GTK_GRID (grid), swindow, 2, 1, 1, 1);
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gtk_widget_set_hexpand (swindow, TRUE);
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gtk_widget_set_vexpand (swindow, TRUE);
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gtk_widget_show (swindow);
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gtk_container_add (GTK_CONTAINER (window), grid);
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gtk_widget_show (grid);
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gtk_widget_show (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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gtk_init (NULL, NULL);
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kinetic_scrolling ();
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gtk_main ();
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return 0;
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}
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