33 lines
2.6 KiB
Plaintext
33 lines
2.6 KiB
Plaintext
IN: gadgets
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USING: help models gadgets-presentations prettyprint
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freetype opengl ;
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HELP: world
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{ $class-description "A gadget which appears at the top of the gadget hieararchy, and in turn may be displayed in a native window. Worlds delegate to " { $link gadget } " instances and have the following slots:"
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{ $list
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{ { $link world-active? } " - if set to " { $link f } ", the world will not be drawn. This slot is set to " { $link f } " if an error is thrown while drawing the world; this prevents multiple debugger windows from being shown." }
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{ { $link world-gadget } " - the primary gadget in the world." }
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{ { $link world-glass } " - a glass pane in front of the primary gadget, used to implement behaviors such as popup menus which are hidden when the mouse is clicked outside the menu." }
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{ { $link world-title } " - a " { $link model } " holding a string to be displayed in the title bar of the native window containing the world." }
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{ { $link world-title } " - a " { $link model } " holding a " { $link presentation } " whose " { $link summary } " is to be displayed in the world's status bar." }
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{ { $link world-focus } " - the current owner of the keyboard focus in the world." }
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{ { $link world-focused? } " - a boolean indicating if the native window containing the world has keyboard focus." }
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{ { $link world-fonts } " - a hashtable mapping " { $link font } " instances to vectors of " { $link sprite } " instances." }
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{ { $link world-handle } " - a backend-specific native handle representing the native window containing the world, or " { $link f } " if the world is not grafted." }
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{ { $link world-loc } " - the on-screen location of the native window containing the world. The co-ordinate system here is backend-specific." }
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}
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} ;
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HELP: <world>
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{ $values { "gadget" gadget } { "status" gadget } { "status-model" model } { "title-model" model } { "world" "a new " { $link world } } }
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{ $description "Creates a new " { $link world } " containing the given gadget." } ;
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HELP: find-world
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{ $values { "gadget" gadget } { "world" "a " { $link world } " or " { $link f } } }
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{ $description "Finds the " { $link world } " containing the gadget, or outputs " { $link f } " if the gadget is not grafted." } ;
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HELP: show-mouse-help
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{ $values { "presentation" presentation } }
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{ $description "Displays a " { $link summary } " of the " { $link presentation-object } "in the status bar of the " { $link world } " containing this presentation. This word is executed when the mouse enters the presentation." }
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{ $see-also show-status hide-status } ;
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