Mercurial > projects > dynamin
annotate dynamin/gui/check_box.d @ 103:73060bc3f004
Change license to Boost 1.0 and MPL 2.0.
| author | Jordan Miner <jminer7@gmail.com> |
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| date | Tue, 15 May 2012 22:06:02 -0500 |
| parents | 651082a9b364 |
| children |
| rev | line source |
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| 0 | 1 |
| 2 /* | |
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103
73060bc3f004
Change license to Boost 1.0 and MPL 2.0.
Jordan Miner <jminer7@gmail.com>
parents:
78
diff
changeset
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3 * Copyright Jordan Miner |
| 0 | 4 * |
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103
73060bc3f004
Change license to Boost 1.0 and MPL 2.0.
Jordan Miner <jminer7@gmail.com>
parents:
78
diff
changeset
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5 * This Source Code Form is subject to the terms of the Mozilla Public |
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73060bc3f004
Change license to Boost 1.0 and MPL 2.0.
Jordan Miner <jminer7@gmail.com>
parents:
78
diff
changeset
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6 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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73060bc3f004
Change license to Boost 1.0 and MPL 2.0.
Jordan Miner <jminer7@gmail.com>
parents:
78
diff
changeset
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7 * file, You can obtain one at http://mozilla.org/MPL/2.0/. |
| 0 | 8 * |
| 9 */ | |
| 10 | |
| 11 module dynamin.gui.check_box; | |
| 12 | |
| 13 import dynamin.all_core; | |
| 14 import dynamin.all_gui; | |
| 15 import dynamin.all_painting; | |
| 16 import tango.io.Stdout; | |
| 17 | |
| 18 enum CheckState { | |
| 19 /// | |
| 20 Unchecked, | |
| 21 /// | |
| 22 Checked, | |
| 23 /// | |
| 24 Both | |
| 25 } | |
| 26 | |
| 27 /** | |
| 28 * A control that can be checked or unchecked independent of other controls. | |
| 29 * | |
| 30 * The appearance of a check box with Windows Classic: | |
| 31 * | |
| 32 * $(IMAGE ../web/example_check_box.png) | |
| 33 */ | |
| 34 class CheckBox : Button { | |
| 35 protected: | |
| 36 CheckState _checkState = CheckState.Unchecked; | |
| 37 override void whenClicked(EventArgs e) { | |
| 38 checked = !checked; | |
| 39 focus(); | |
| 40 } | |
| 41 override void whenPainting(PaintingEventArgs e) { | |
| 42 Theme.current.CheckBox_paint(this, e.graphics); | |
| 43 } | |
| 44 | |
| 45 public: | |
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Convert to using a struct for events. Fix some comments too.
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parents:
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46 /// Override this method in a subclass to handle the checkedChanged event. |
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whenXX methods have to come before the event if switched to template mixins.
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47 protected void whenCheckedChanged(EventArgs e) { } |
| 0 | 48 /// This event occurs after . |
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ccc108b25a0a
Convert to using a struct for events. Fix some comments too.
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parents:
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49 Event!(whenCheckedChanged) checkedChanged; |
| 0 | 50 this() { |
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Add Event.setUp() and use in place of mainHandler and dispatcher.
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51 checkedChanged.setUp(&whenCheckedChanged); |
| 0 | 52 _focusable = true; |
| 53 } | |
| 54 this(string text) { | |
| 55 this(); | |
| 56 this.text = text; | |
| 57 } | |
| 51 | 58 /// Gets or sets whether this check box is checked. |
| 0 | 59 bool checked() { |
| 60 return _checkState == CheckState.Checked; | |
| 61 } | |
| 51 | 62 /// ditto |
| 0 | 63 void checked(bool b) { |
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Setting a property to the value it already is shouldn't do anything
Jordan Miner <jminer7@gmail.com>
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64 auto old = _checkState; |
| 0 | 65 _checkState = b ? CheckState.Checked : CheckState.Unchecked; |
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6580fabb7dce
Setting a property to the value it already is shouldn't do anything
Jordan Miner <jminer7@gmail.com>
parents:
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changeset
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66 if(_checkState == old) |
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6580fabb7dce
Setting a property to the value it already is shouldn't do anything
Jordan Miner <jminer7@gmail.com>
parents:
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67 return; |
| 0 | 68 repaint(); |
| 69 checkedChanged(new EventArgs); | |
| 70 } | |
| 71 override Size bestSize() { | |
| 72 return Size(70, 15); | |
| 73 } | |
| 74 override void paintFore(Graphics g) { | |
| 75 g.drawText(text, 0, (height-g.getTextExtents(text).height)/2); | |
| 76 } | |
| 77 } | |
| 78 |