gtk:检测单击TreeView中的单元格

#include <gtk/gtk.h>

// 单击单元格的信号处理函数
static gboolean on_cell_clicked(GtkTreeView *treeview, GtkTreePath *path, GtkTreeViewColumn *column, gpointer userdata)
{
    gint column_index = gtk_tree_view_column_get_index(column);
    gint row_index = gtk_tree_path_get_indices(path)[0];

    g_print("Clicked cell at column %d, row %d\n", column_index, row_index);

    return FALSE;
}

int main(int argc, char *argv[])
{
    gtk_init(&argc, &argv);

    // 创建窗口和TreeView
    GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    GtkWidget *treeview = gtk_tree_view_new();

    // 创建ListStore模型
    GtkListStore *liststore = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_STRING);

    // 添加数据到ListStore
    GtkTreeIter iter;
    gtk_list_store_append(liststore, &iter);
    gtk_list_store_set(liststore, &iter, 0, "Cell 1", 1, "Value 1", -1);
    gtk_list_store_append(liststore, &iter);
    gtk_list_store_set(liststore, &iter, 0, "Cell 2", 1, "Value 2", -1);

    // 将ListStore与TreeView关联
    gtk_tree_view_set_model(GTK_TREE_VIEW(treeview), GTK_TREE_MODEL(liststore));

    // 创建第一列
    GtkTreeViewColumn *column1 = gtk_tree_view_column_new();
    GtkCellRenderer *renderer1 = gtk_cell_renderer_text_new();
    gtk_tree_view_column_pack_start(column1, renderer1, TRUE);
    gtk_tree_view_column_set_attributes(column1, renderer1, "text", 0, NULL);
    gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), column1);

    // 创建第二列
    GtkTreeViewColumn *column2 = gtk_tree_view_column_new();
    GtkCellRenderer *renderer2 = gtk_cell_renderer_text_new();
    gtk_tree_view_column_pack_start(column2, renderer2, TRUE);
    gtk_tree_view_column_set_attributes(column2, renderer2, "text", 1, NULL);
    gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), column2);

    // 设置可点击的信号
    g_signal_connect(treeview, "button-press-event", G_CALLBACK(on_cell_clicked), NULL);

    // 将TreeView添加到窗口中
    gtk_container_add(GTK_CONTAINER(window), treeview);

    // 显示窗口和TreeView
    gtk_widget_show_all(window);

    gtk_main();

    return 0;
}