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comparison mde/gui/widget/Widget.d @ 77:3dfd934100f7

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Continuing widget data changes started in last commit: all previous widgets work again now (but lacking saving).
author Diggory Hardy <diggory.hardy@gmail.com>
date Tue, 29 Jul 2008 17:11:22 +0100
parents 65780e0e48e6
children 79a1809421aa
comparison
equal deleted inserted replaced
76:65780e0e48e6 77:3dfd934100f7
11 See the GNU General Public License for more details. 11 See the GNU General Public License for more details.
12 12
13 You should have received a copy of the GNU General Public License 13 You should have received a copy of the GNU General Public License
14 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 14 along with this program. If not, see <http://www.gnu.org/licenses/>. */
15 15
16 /** GUI Widget module. 16 /*************************************************************************************************
17 * GUI Widget module.
17 * 18 *
18 * This module contains some base widget classes suitable for widget classes to inherit. However, 19 * This module contains some base widget classes suitable for widget classes to inherit. However,
19 * inheriting one of them is by no means necessary for a widget so long as the IWidget interface is 20 * inheriting one of them is by no means necessary for a widget so long as the IWidget interface
20 * implemented. */ 21 * is implemented.
22 *************************************************************************************************/
21 module mde.gui.widget.Widget; 23 module mde.gui.widget.Widget;
22 24
23 public import mde.gui.widget.Ifaces; 25 public import mde.gui.widget.Ifaces;
24 import mde.gui.renderer.IRenderer; 26 import mde.gui.renderer.IRenderer;
27 import mde.gui.exception;
25 28
26 /** An abstract base widget class. 29
27 * 30 /*************************************************************************************************
28 * This abstract class, and the more concrete FixedWidget and ScalableWidget classes provides a 31 * Widgets may use WDCheck as a utility to check what data holds. Its use is encouraged, so that
29 * useful basic implementation for widgets. Widgets need not inherit these (they only need implement 32 * the checks can easily be updated should WidgetData be changed.
30 * IWidget); they are simply provided for convenience and to promote code reuse. */ 33 *
34 * Params:
35 * data = the WidgetData to check lengths of
36 * n_ints = number of integers wanted
37 * n_strings= number of strings (default 0 since not all widgets use strings)
38 *************************************************************************************************/
39 void WDCheck (WidgetData data, size_t n_ints, size_t n_strings = 0) {
40 if (data.ints.length != n_ints ||
41 data.strings.length != n_strings)
42 throw new WidgetDataException;
43 }
44
45
46 /*************************************************************************************************
47 * An abstract base widget class.
48 *
49 * This abstract class, and the more concrete FixedWidget and ScalableWidget classes provides a
50 * useful basic implementation for widgets. Widgets need not inherit these (they only need
51 * implement IWidget); they are simply provided for convenience and to promote code reuse.
52 *************************************************************************************************/
31 abstract class Widget : IChildWidget 53 abstract class Widget : IChildWidget
32 { 54 {
33 //BEGIN Load and save 55 //BEGIN Load and save
34 // Base this() for child Widgets. 56 // Base this() for child Widgets.
35 this (IWidgetManager mgr, WidgetData data) { 57 this (IWidgetManager mgr, WidgetData data) {