@require: 210602
@charset: utf8

import picasso as ui
import imgui, imgui_font

var app = new ui.application {
    imgui.window_application(640, 400, "Picasso UI Test")
}

var font = imgui.add_font_extend_cn(imgui_font.source_han_sans, 18)

block
    var win = app.add_activity(ui.activities.single_page, "main1")->window
    win->add_view(app.make_view(ui.widgets.text, "text"))
    win->add_view(app.make_view(ui.widgets.input, "input"))
    win->add_view(app.make_view(ui.widgets.button, "btn", {"打开Activity 2"}))
    app.views.main1->font = global.font
    app.views.main1->on_focus.add_listener([](obj, txt){
        imgui.style_color_dark()
        obj.window->views.input->text += txt
    })
    win->views.input->on_render.add_listener([win](txt){
        win->views.text->text = "输入：" + txt
    })
    win->views.btn->on_click.add_listener([win, app](obj){
        app.push("main2", win->views.input->text)
    })
end

block
    var win = app.add_activity(ui.activities.single_page, "main2")->window
    win->add_view(app.make_view(ui.widgets.text, "text"))
    win->add_view(app.make_view(ui.widgets.input, "input"))
    win->add_view(app.make_view(ui.widgets.button, "btn", {"关闭Activity 2"}))
    app.views.main2->font = global.font
    app.views.main2->on_focus.add_listener([win](obj, arg){
        if arg is string
            imgui.style_color_light()
            win->views.text->text = "来自Activity 1：" + arg
            win->views.input->text = new string
        else if arg is boolean
            if arg
                app.pop(win->views.input->text)
            end
        end
    })
    win->views.btn->on_click.add_listener([app, win](obj){
        app.push("main3")
    })
end

block
    var win = app.add_activity(ui.activities.single_page, "main3", {ui.windows.question_box, {"返回Activity 1？", "确定(Y)", "取消(N)"}})->window
    app.views.main3->font = global.font
    win->on_close.add_listener([](obj, val){
        app.pop(val)
    })
end

app.push("main1", "你好世界！")
app.start()