使用gtk-rs在列表存储/树视图中右对齐数字数据,可以通过以下步骤实现:
[dependencies]
gtk = "0.9"
use gtk::prelude::*;
use gtk::{ListStore, TreeView, TreeViewColumn};
fn create_tree_view() -> TreeView {
let list_store = ListStore::new(&[u32::static_type(), String::static_type()]);
let tree_view = TreeView::new_with_model(&list_store);
// 添加列
let column = TreeViewColumn::new();
tree_view.append_column(&column);
// 设置列的渲染器
let cell_renderer = gtk::CellRendererText::new();
cell_renderer.set_alignment(1.0, 0.5); // 设置右对齐
column.pack_start(&cell_renderer, true);
column.add_attribute(&cell_renderer, "text", 0);
tree_view
}
fn add_data(tree_view: &TreeView, data: Vec<(u32, String)>) {
let list_store = tree_view.model().unwrap().downcast::<ListStore>().unwrap();
for (number, text) in data {
let row = list_store.append();
list_store.set(&row, &[0, 1], &[&number, &text]);
}
}
use gtk::{Application, ApplicationWindow};
fn main() {
let app = Application::new(Some("com.example.app"), Default::default()).expect("Initialization failed...");
app.connect_activate(|app| {
let window = ApplicationWindow::new(app);
window.set_default_size(400, 300);
let tree_view = create_tree_view();
add_data(&tree_view, vec![(1, "One".to_string()), (2, "Two".to_string())]);
window.add(&tree_view);
window.show_all();
});
app.run(&[]);
}
这样,你就可以使用gtk-rs在列表存储/树视图中右对齐数字数据了。请注意,以上代码示例中的gtk-rs版本为0.9,具体版本可能会有所不同。另外,如果你需要更多关于gtk-rs的详细信息,可以参考腾讯云的GTK+ Rust绑定产品介绍链接地址:https://cloud.tencent.com/document/product/1211/42756
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