Mercurial > projects > mde
view mde/gui/widget/miscWidgets.d @ 77:3dfd934100f7
Continuing widget data changes started in last commit: all previous widgets work again now (but lacking saving).
author | Diggory Hardy <diggory.hardy@gmail.com> |
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date | Tue, 29 Jul 2008 17:11:22 +0100 |
parents | 65780e0e48e6 |
children | ea58f277f487 |
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/* LICENSE BLOCK Part of mde: a Modular D game-oriented Engine Copyright © 2007-2008 Diggory Hardy This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ /** Some GUI Miscelaneas widgets. */ module mde.gui.widget.miscWidgets; import mde.gui.widget.Widget; import mde.gui.exception; import mde.gui.renderer.IRenderer; import tango.io.Stdout; /// A fixed-size blank widget. class FixedBlankWidget : FixedWidget { this (IWidgetManager mgr, WidgetData data) { WDCheck (data, 3); super (mgr, data); } void draw () { super.draw; mgr.renderer.drawBlank (x,y, w,h); } } /// A completely resizable blank widget (initial size zero). class SizableBlankWidget : SizableWidget { this (IWidgetManager mgr, WidgetData data) { WDCheck (data, 1); super (mgr, data); } void draw () { super.draw; mgr.renderer.drawBlank (x,y, w,h); } } /// First interactible widget class ButtonWidget : FixedWidget { bool pushed = false; // true if button is pushed in (visually) // pushed is not the same as the button being clicked but not yet released. // it is whether the mouse is over the button after being clicked. this (IWidgetManager mgr, WidgetData data) { WDCheck (data, 3); super (mgr, data); } void draw () { mgr.renderer.drawButton (x,y, w,h, pushed); } void clickEvent (wdabs, wdabs, ubyte b, bool state) { if (b == 1 && state == true) { pushed = true; mgr.requestRedraw; mgr.addClickCallback (&clickWhileHeld); mgr.addMotionCallback (&motionWhileHeld); } } // Called when a mouse motion/click event occurs while (held == true) bool clickWhileHeld (wdabs cx, wdabs cy, ubyte b, bool state) { if (b == 1 && state == false) { if (cx >= x && cx < x+w && cy >= y && cy < y+h) // button event Stdout ("Button clicked!").newline; pushed = false; mgr.requestRedraw; mgr.removeCallbacks (cast(void*) this); return true; } return false; } void motionWhileHeld (wdabs cx, wdabs cy) { bool oldPushed = pushed; if (cx >= x && cx < x+w && cy >= y && cy < y+h) pushed = true; else pushed = false; if (oldPushed != pushed) mgr.requestRedraw; } }