72 lines
2.1 KiB
Nim
72 lines
2.1 KiB
Nim
import
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gtk2, gdk2, glib2, strutils, math
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import
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gtk2, gdk2, glib2, strutils, math
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var valu: int = 0
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var chngd_txt_hndler: gulong = 0
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proc thisDestroy(widget: PWidget, data: Pgpointer) {.cdecl.} =
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main_quit()
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randomize()
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nim_init()
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var win = window_new(gtk2.WINDOW_TOPLEVEL)
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var content = vbox_new(true,10)
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var hbox1 = hbox_new(true,10)
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var hbox2 = hbox_new(false,1)
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var lbl = label_new("Value:")
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var entry_fld = entry_new()
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entry_fld.set_text("0")
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var btn_quit = button_new("Quit")
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var btn_inc = button_new("Increment")
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var btn_rnd = button_new("Random")
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add(hbox2,lbl)
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add(hbox2,entry_fld)
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add(hbox1,btn_inc)
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add(hbox1,btn_rnd)
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pack_start(content, hbox2, true, true, 0)
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pack_start(content, hbox1, true, true, 0)
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pack_start(content, btn_quit, true, true, 0)
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set_border_width(win, 5)
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add(win, content)
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proc on_question_clicked: bool =
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var dialog = win.message_dialog_new(0, MESSAGE_QUESTION,
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BUTTONS_YES_NO, "Use a Random number?")
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var response = dialog.run()
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if response == RESPONSE_YES:
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result = true
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elif response == RESPONSE_NO:
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result = false
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dialog.destroy()
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proc thisInc(widget: PWidget, data: Pgpointer){.cdecl.} =
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inc(valu)
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entry_fld.set_text($valu)
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proc thisRnd(widget: PWidget, data: Pgpointer){.cdecl.} =
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if on_question_clicked():
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valu = random(20)
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entry_fld.set_text($valu)
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proc thisTextChanged(widget: PWidget, data: Pgpointer) {.cdecl.} =
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#signal_handler_block(entry_fld, chngd_txt_hndler)
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try:
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valu = parseInt($entry_fld.get_text())
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except EInvalidValue:
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valu = 0
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entry_fld.set_text($valu)
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#signal_handler_unblock(entry_fld, chngd_txt_hndler)
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#signal_emit_stop(entry_fld, signal_lookup("changed",TYPE_EDITABLE()),0)
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discard signal_connect(win, "destroy", SIGNAL_FUNC(thisDestroy), nil)
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discard signal_connect(btn_quit, "clicked", SIGNAL_FUNC(thisDestroy), nil)
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discard signal_connect(btn_inc, "clicked", SIGNAL_FUNC(thisInc), nil)
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discard signal_connect(btn_rnd, "clicked", SIGNAL_FUNC(thisRnd), nil)
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chngd_txt_hndler = signal_connect(entry_fld, "changed", SIGNAL_FUNC(thisTextChanged), nil)
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win.show_all()
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main()
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