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annotate mde/gui/IGui.d @ 41:b3a6ca4516b4

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The renderer now controls which parts of the window border allow resizing. committer: Diggory Hardy <diggory.hardy@gmail.com>
author Diggory Hardy <diggory.hardy@gmail.com>
date Tue, 13 May 2008 12:02:36 +0100
parents 57d000574d75
children d43523ed4b62
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1 /* LICENSE BLOCK
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2 Part of mde: a Modular D game-oriented Engine
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3 Copyright © 2007-2008 Diggory Hardy
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4
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5 This program is free software: you can redistribute it and/or modify it under the terms
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6 of the GNU General Public License as published by the Free Software Foundation, either
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7 version 2 of the License, or (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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10 without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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11 See the GNU General Public License for more details.
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12
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13 You should have received a copy of the GNU General Public License
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14 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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16 module mde.gui.IGui;
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18 /** The Gui interface.
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19 *
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20 * This contains the functions for use by Windows, not those for external use (use Gui directly for
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21 * that). */
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22 interface IGui
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23 {
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24 /** Get the GUI's rendererName for creating a renderer (may be overridden by the window). */
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25 char[] rendererName ();
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27 /** Called by a sub-widget when a redraw is necessary (since drawing may sometimes be done on
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28 * event.
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29 *
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30 * Currently forces the whole Gui to be redrawn. */
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31 void requestRedraw ();
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33 /** Add a mouse click callback: delegate will be called for all mouse click events recieved.
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34 *
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35 * The delegate should return true if it accepts the event and no further processing is
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36 * required (i.e. the event should not be handled by anything else), false otherwise.
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37 * Note that this is not a mechanism to prevent unwanted event handling, and in the future may
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38 * be removed (so event handling cannot be cut short). */
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39 void addClickCallback (bool delegate (ushort cx, ushort cy, ubyte b, bool state) dg);
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40 /** Add a mouse motion callback: delegate will be called for all motion events recieved. */
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41 void addMotionCallback (void delegate (ushort cx, ushort cy) dg);
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42 /** Remove all event callbacks with _frame pointer frame. */
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43 void removeCallbacks (void* frame);
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44 }