mirror of
https://github.com/nim-lang/Nim.git
synced 2026-01-07 13:33:22 +00:00
54 lines
1.6 KiB
Nim
54 lines
1.6 KiB
Nim
discard """
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disabled: true
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"""
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import
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gtk2, glib2, atk, gdk2, gdk2pixbuf, libglade2, pango,
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pangoutils
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proc hello(widget: PWidget, data: pointer) {.cdecl.} =
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write(stdout, "Hello World\n")
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proc delete_event(widget: PWidget, event: PEvent,
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data: pointer): bool {.cdecl.} =
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# If you return FALSE in the "delete_event" signal handler,
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# GTK will emit the "destroy" signal. Returning TRUE means
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# you don't want the window to be destroyed.
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# This is useful for popping up 'are you sure you want to quit?'
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# type dialogs.
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write(stdout, "delete event occurred\n")
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# Change TRUE to FALSE and the main window will be destroyed with
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# a "delete_event".
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return false
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# Another callback
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proc mydestroy(widget: PWidget, data: pointer) {.cdecl.} =
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gtk2.main_quit()
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proc mymain() =
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# GtkWidget is the storage type for widgets
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gtk2.nimrod_init()
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var window = window_new(gtk2.WINDOW_TOPLEVEL)
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discard g_signal_connect(window, "delete_event",
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Gcallback(delete_event), nil)
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discard g_signal_connect(window, "destroy", Gcallback(mydestroy), nil)
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# Sets the border width of the window.
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set_border_width(window, 10)
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# Creates a new button with the label "Hello World".
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var button = button_new("Hello World")
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discard g_signal_connect(button, "clicked", Gcallback(hello), nil)
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# This packs the button into the window (a gtk container).
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add(window, button)
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# The final step is to display this newly created widget.
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show(button)
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# and the window
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show(window)
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gtk2.main()
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mymain()
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