void SelectBooksDialog::update_gui()
{
// Get the upper corners of the visible area of both treeviews.
// If one changed, then the other will be scrolled to the same position,
// and vice versa.
GdkRectangle gdk_rectangle;
gtk_tree_view_get_visible_rect(GTK_TREE_VIEW(treeviewbooks), &gdk_rectangle);
if (gdk_rectangle.y != treeviewbooks_previous_y) {
treeviewbooks_previous_y = gdk_rectangle.y;
gtk_tree_view_scroll_to_point(GTK_TREE_VIEW(treeviewportions), -1, gdk_rectangle.y);
}
gtk_tree_view_get_visible_rect(GTK_TREE_VIEW(treeviewportions), &gdk_rectangle);
if (gdk_rectangle.y != treeviewportions_previous_y) {
treeviewportions_previous_y = gdk_rectangle.y;
gtk_tree_view_scroll_to_point(GTK_TREE_VIEW(treeviewbooks), -1, gdk_rectangle.y);
}
}
void on_edited(GtkCellRendererText *renderer, gchar *path, gchar *new_text, int col) {
(void)(renderer); // unused
bool addedPlaceholder = gbase_list_change_record(gbase_list_singleton, new_text, atoi(path), col);
if (addedPlaceholder) {
gtk_tree_view_scroll_to_point(GTK_TREE_VIEW(tree_view_singleton), -1, 0);
}
}
static void
cv_tree_focus (chan *ch)
{
GtkTreeView *tree = ((treeview *)ch->cv)->tree;
GtkTreeModel *model = gtk_tree_view_get_model (tree);
GtkTreePath *path;
GtkTreeIter parent;
GdkRectangle cell_rect;
GdkRectangle vis_rect;
gint dest_y;
/* expand the parent node */
if (gtk_tree_model_iter_parent (model, &parent, &ch->iter))
{
path = gtk_tree_model_get_path (model, &parent);
if (path)
{
/*if (!gtk_tree_view_row_expanded (tree, path))
{
gtk_tree_path_free (path);
return;
}*/
gtk_tree_view_expand_row (tree, path, FALSE);
gtk_tree_path_free (path);
}
}
path = gtk_tree_model_get_path (model, &ch->iter);
if (path)
{
/* This full section does what
* gtk_tree_view_scroll_to_cell (tree, path, NULL, TRUE, 0.5, 0.5);
* does, except it only scrolls the window if the provided cell is
* not visible. Basic algorithm taken from gtktreeview.c */
/* obtain information to see if the cell is visible */
gtk_tree_view_get_background_area (tree, path, NULL, &cell_rect);
gtk_tree_view_get_visible_rect (tree, &vis_rect);
/* The cordinates aren't offset correctly */
gtk_tree_view_widget_to_tree_coords( tree, cell_rect.x, cell_rect.y, NULL, &cell_rect.y );
/* only need to scroll if out of bounds */
if (cell_rect.y < vis_rect.y ||
cell_rect.y + cell_rect.height > vis_rect.y + vis_rect.height)
{
dest_y = cell_rect.y - ((vis_rect.height - cell_rect.height) * 0.5);
if (dest_y < 0)
dest_y = 0;
gtk_tree_view_scroll_to_point (tree, -1, dest_y);
}
/* theft done, now make it focused like */
gtk_tree_view_set_cursor (tree, path, NULL, FALSE);
gtk_tree_path_free (path);
}
}
FolderItem *foldersel_folder_sel(Folder *cur_folder, FolderSelectionType type,
const gchar *default_folder, gboolean can_sel_mailbox)
{
selected_item = NULL;
root_selectable = can_sel_mailbox;
if (!window) {
foldersel_create();
foldersel_init();
}
foldersel_set_tree(cur_folder, type);
/* select current */
if (folder_item) {
FolderItemSearch fis;
fis.item = folder_item;
fis.path = NULL;
/* find matching model entry */
gtk_tree_model_foreach
(GTK_TREE_MODEL(tree_store),
(GtkTreeModelForeachFunc)tree_view_folder_item_func,
&fis);
if (fis.path) {
GtkTreeSelection *selection;
selection = gtk_tree_view_get_selection
(GTK_TREE_VIEW(treeview));
gtk_tree_selection_select_iter(selection, &fis.iter);
gtk_tree_view_set_cursor(GTK_TREE_VIEW(treeview),
fis.path, NULL, FALSE);
gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(treeview),
fis.path,
NULL, TRUE, 0.5, 0.0);
gtk_tree_path_free(fis.path);
} else
gtk_tree_view_scroll_to_point
(GTK_TREE_VIEW(treeview), 0, 0);
} else
gtk_tree_view_scroll_to_point(GTK_TREE_VIEW(treeview), 0, 0);
gtk_widget_grab_focus(ok_button);
gtk_widget_grab_focus(treeview);
gtk_window_present(GTK_WINDOW(window));
manage_window_set_transient(GTK_WINDOW(window));
gtk_window_set_modal(GTK_WINDOW(window), TRUE);
cancelled = finished = FALSE;
while (finished == FALSE)
gtk_main_iteration();
gtk_widget_destroy(window);
window = NULL;
if (!cancelled &&
selected_item && (selected_item->path || root_selectable)) {
folder_item = selected_item;
return folder_item;
} else
return NULL;
}
static VALUE
rg_scroll_to_point(VALUE self, VALUE x, VALUE y)
{
gtk_tree_view_scroll_to_point(_SELF(self), NUM2INT(x), NUM2INT(y));
return self;
}
