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96 lines
1.4 KiB
96 lines
1.4 KiB
require 'Qt'
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class DynamicTip < TQt::ToolTip
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def initialize(p)
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super(p)
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end
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def maybeTip(p)
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if !parentWidget.inherits('TellMe')
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return
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end
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r = parentWidget.tip(p)
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if !r.isValid
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return
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end
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s = 'position: ' + r.center.x.to_s + ', ' + r.center.y.to_s
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tip(r,s)
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end
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end
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class TellMe < TQt::Widget
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def initialize
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super
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setMinimumSize(30, 30)
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@r1 = randomRect
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@r2 = randomRect
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@r3 = randomRect
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@t = DynamicTip.new(self)
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TQt::ToolTip.add(self, @r3, 'this color is called red') #TT says this is helpful, I'm not so sure
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end
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def tip(point)
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if (@r1.contains(point))
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@r1
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elsif (@r2.contains(point))
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@r2
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else
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TQt::Rect.new(0,0, -1, -1)
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end
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end
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def paintEvent(e)
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p = TQt::Painter.new(self)
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if (e.rect.intersects(@r1))
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p.setBrush(TQt::blue)
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p.drawRect(@r1)
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end
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if (e.rect.intersects(@r2))
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p.setBrush(TQt::blue)
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p.drawRect(@r2)
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end
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if (e.rect.intersects(@r3))
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p.setBrush(TQt::red)
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p.drawRect(@r3)
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end
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p.end
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end
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def mousePressEvent (e)
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if (@r1.contains(e.pos))
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@r1 = randomRect
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end
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if (@r2.contains(e.pos))
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@r2 = randomRect
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end
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repaint
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end
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def resizeEvent(e)
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unless rect.contains(@r1)
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@r1 = randomRect
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end
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unless rect.contains(@r2)
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@r2 = randomRect
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end
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end
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def randomRect
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TQt::Rect.new(rand(width - 20), rand(height - 20), 20, 20)
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end
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end
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