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76 lines
2.0 KiB
76 lines
2.0 KiB
15 years ago
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#!/usr/bin/env ruby -w
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require 'Qt'
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require 'rexml/document'
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require '../base/kicons.rb'
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require '../base/rui.rb'
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class MyCanvasView < Qt::CanvasView
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def initialize(canvas, parent)
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@canvas = canvas
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super(canvas, parent)
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end
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def contentsMousePressEvent(e)
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super
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list = canvas.collisions(e.pos)
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return if list.empty?
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c = list.first
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return if c.rtti != Qt::CanvasItem::Rtti_Rectangle
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c.hide
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@canvas.update
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end
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end
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class MyWidget < Qt::MainWindow
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slots 'new()', 'open()', 'save_as()'
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def make_rect
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rect = Qt::CanvasRectangle.new(rand(@canvas.width()), rand(@canvas.height()),
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@canvas.width / 5, @canvas.width / 5, @canvas)
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z = rand(256)
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color = Qt::Color.new(z,z,z)
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rect.setBrush(Qt::Brush.new(color))
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color = Qt::Color.new(rand(32)*8, rand(32)*8, rand(32)*8)
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rect.setPen(Qt::Pen.new(color, 6))
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rect.setZ(z)
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rect.show
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@rects << rect
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end
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def initialize()
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super
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fileTools = Qt::ToolBar.new(self, "file operations")
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fileMenu = Qt::PopupMenu.new(self)
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actions = [
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RAction.new("&New", Icons::FILE_NEW, self, SLOT('new()'), [fileTools, fileMenu]),
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RAction.new("&Open...", Icons::FILE_OPEN, self, SLOT('open()'), [fileTools, fileMenu]),
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@save = RAction.new("Save &As...", Icons::FILE_SAVE_AS, self, SLOT('save_as()'), [fileTools, fileMenu]),
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RSeperator.new([fileMenu]),
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RAction.new("E&xit", Icons::EXIT, $qApp, SLOT('quit()'), [fileMenu])
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]
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build_actions(actions)
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menubar = Qt::MenuBar.new(self)
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menubar.insertItem("&File", fileMenu)
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@canvas = Qt::Canvas.new(640, 480)
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@rects = []
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5.times { make_rect }
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@canvas_view = MyCanvasView.new(@canvas, self)
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self.setCentralWidget(@canvas_view)
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@canvas.update
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end
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end
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a = Qt::Application.new(ARGV)
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w = MyWidget.new
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w.show
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a.setMainWidget(w)
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a.exec()
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exit
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