Files
zterm/examples/container.zig

73 lines
2.2 KiB
Zig

const std = @import("std");
const zterm = @import("zterm");
const App = zterm.App(union(enum) {});
const Key = zterm.Key;
const log = std.log.scoped(.example);
pub fn main() !void {
errdefer |err| log.err("Application Error: {any}", .{err});
var gpa = std.heap.GeneralPurposeAllocator(.{}){};
defer {
const deinit_status = gpa.deinit();
if (deinit_status == .leak) {
log.err("memory lead", .{});
}
}
const allocator = gpa.allocator();
var app: App = .{};
var renderer = zterm.Renderer.Buffered.init(allocator);
defer renderer.deinit();
var container = try App.Container.init(allocator, .{
.border = .{
.color = .green,
.corners = .rounded,
.separator = .{ .enabled = true },
},
.layout = .{ .gap = 40 },
});
try container.append(try App.Container.init(allocator, .{
.border = .{ .color = .light_green, .corners = .squared },
}));
try container.append(try App.Container.init(allocator, .{
.border = .{ .color = .light_red, .corners = .squared },
}));
defer container.deinit();
// NOTE: should the min-size here be required?
try app.start(null);
defer app.stop() catch |err| log.err("Failed to stop application: {any}", .{err});
// event loop
while (true) {
const event = app.nextEvent();
log.debug("received event: {s}", .{@tagName(event)});
switch (event) {
.init => {
if (container.handle(event)) |e| app.postEvent(e);
continue;
},
.quit => break,
.resize => |size| try renderer.resize(size),
.key => |key| {
if (key.matches(.{ .cp = 'q' }))
app.quit();
},
.err => |err| {
log.err("Received {any} with message: {s}", .{ @errorName(err.err), err.msg });
},
else => {},
}
// TODO: should instead use tryPost because it may block the main loop from actually removing events from the queue, deadlocking itself
if (container.handle(event)) |e| app.postEvent(e);
renderer.render(@TypeOf(container), &container);
try renderer.flush();
}
}