Mercurial > projects > dynamin
diff dynamin/gui/check_box.d @ 0:aa4efef0f0b1
Initial commit of code.
author | Jordan Miner <jminer7@gmail.com> |
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date | Mon, 15 Jun 2009 22:10:48 -0500 |
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children | b621b528823d |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dynamin/gui/check_box.d Mon Jun 15 22:10:48 2009 -0500 @@ -0,0 +1,88 @@ +// Written in the D programming language +// www.digitalmars.com/d/ + +/* + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Dynamin library. + * + * The Initial Developer of the Original Code is Jordan Miner. + * Portions created by the Initial Developer are Copyright (C) 2007-2009 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Jordan Miner <jminer7@gmail.com> + * + */ + +module dynamin.gui.check_box; + +import dynamin.all_core; +import dynamin.all_gui; +import dynamin.all_painting; +import tango.io.Stdout; + +enum CheckState { + /// + Unchecked, + /// + Checked, + /// + Both +} + +/** + * A control that can be checked or unchecked independent of other controls. + * + * The appearance of a check box with Windows Classic: + * + * $(IMAGE ../web/example_check_box.png) + */ +class CheckBox : Button { +protected: + CheckState _checkState = CheckState.Unchecked; + override void whenClicked(EventArgs e) { + checked = !checked; + focus(); + } + override void whenPainting(PaintingEventArgs e) { + Theme.current.CheckBox_paint(this, e.graphics); + } + +public: + /// This event occurs after . + Event!() checkedChanged; + /// Override this method in a subclass to handle the SelectedChanged event. + protected void whenCheckedChanged(EventArgs e) { } + this() { + checkedChanged = new Event!()(&whenCheckedChanged); + _focusable = true; + } + this(string text) { + this(); + this.text = text; + } + bool checked() { + return _checkState == CheckState.Checked; + } + void checked(bool b) { + _checkState = b ? CheckState.Checked : CheckState.Unchecked; + repaint(); + checkedChanged(new EventArgs); + } + override Size bestSize() { + return Size(70, 15); + } + override void paintFore(Graphics g) { + g.drawText(text, 0, (height-g.getTextExtents(text).height)/2); + } +} +