Mercurial > projects > dynamin
annotate dynamin/gui/notebook.d @ 55:c138461bf845
Add focusing and other changes that are related
like descendantAdded/Removed events, Window.activated event, and updating List.
Window.state was also added, even though focusing does not depend on it.
| author | Jordan Miner <jminer7@gmail.com> |
|---|---|
| date | Sat, 08 Aug 2009 15:42:27 -0500 |
| parents | ccc108b25a0a |
| children | 6580fabb7dce |
| rev | line source |
|---|---|
| 0 | 1 // Written in the D programming language |
| 2 // www.digitalmars.com/d/ | |
| 3 | |
| 4 /* | |
| 5 * The contents of this file are subject to the Mozilla Public License Version | |
| 6 * 1.1 (the "License"); you may not use this file except in compliance with | |
| 7 * the License. You may obtain a copy of the License at | |
| 8 * http://www.mozilla.org/MPL/ | |
| 9 * | |
| 10 * Software distributed under the License is distributed on an "AS IS" basis, | |
| 11 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License | |
| 12 * for the specific language governing rights and limitations under the | |
| 13 * License. | |
| 14 * | |
| 15 * The Original Code is the Dynamin library. | |
| 16 * | |
| 17 * The Initial Developer of the Original Code is Jordan Miner. | |
| 18 * Portions created by the Initial Developer are Copyright (C) 2007-2009 | |
| 19 * the Initial Developer. All Rights Reserved. | |
| 20 * | |
| 21 * Contributor(s): | |
| 22 * Jordan Miner <jminer7@gmail.com> | |
| 23 * | |
| 24 */ | |
| 25 | |
| 26 module dynamin.gui.notebook; | |
| 27 | |
| 28 import dynamin.core.event; | |
| 29 import dynamin.core.list; | |
| 30 import dynamin.all_gui; | |
| 31 import dynamin.all_painting; | |
| 32 import dynamin.core.string; | |
| 33 import tango.core.Exception; | |
| 34 | |
| 35 /// | |
| 36 class TabPage { | |
| 37 protected: | |
| 38 string _text; | |
| 39 Control _content; | |
| 40 Point _tabLocation; | |
| 41 Size _tabSize; | |
| 42 public: | |
| 43 /** | |
| 44 * Gets or sets the text displayed on the tab of this tab page. | |
| 45 */ | |
| 46 string text() { return _text; } | |
| 47 /// ditto | |
| 48 void text(string str) { _text = str; } | |
| 49 /** | |
| 50 * Gets or sets the control that is shown in this tab page. | |
| 51 */ | |
| 52 Control content() { return _content; } | |
| 53 /// ditto | |
| 54 void content(Control c) { _content = c; } | |
| 55 Point tabLocation() { return _tabLocation; } | |
| 56 void tabLocation(Point pt) { _tabLocation = pt; } | |
| 57 Size tabSize() { return _tabSize; } | |
| 58 void tabSize(Size sz) { _tabSize = sz; } | |
| 59 } | |
| 60 | |
| 61 /** | |
| 62 * A notebook is a control that has tabs and changes what it displays | |
| 63 * depending upon which tab is selected. | |
| 64 * | |
| 65 * The appearance of a notebook with Windows Classic: | |
| 66 * | |
| 67 * $(IMAGE ../web/example_notebook.png) | |
| 68 */ | |
| 69 class Notebook : Container { | |
| 70 protected: | |
|
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c138461bf845
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parents:
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71 List!(TabPage, true) _tabPages; |
| 0 | 72 int _selectedIndex = -1; |
| 73 bool _multipleLines = true; | |
| 74 Control _content; | |
| 75 package int _tabAreaSize; | |
| 76 override void whenMouseDown(MouseEventArgs e) { | |
| 77 if(e.button != MouseButton.Left) | |
| 78 return; | |
| 79 foreach(i, page; _tabPages) { | |
| 80 if((page.tabLocation+page.tabSize).contains(e.location)) | |
| 81 selectedIndex = i; | |
| 82 } | |
| 83 } | |
| 84 override void whenPainting(PaintingEventArgs e) { | |
| 85 Theme.current.Notebook_paint(this, e.graphics); | |
| 86 foreach(page; _tabPages) { | |
| 87 if(page is selectedTabPage) | |
| 88 continue; | |
| 89 | |
| 90 Theme.current.Tab_paint(page, this, e.graphics); | |
| 91 } | |
| 92 Theme.current.Tab_paint(selectedTabPage, this, e.graphics); | |
| 93 } | |
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Jordan Miner <jminer7@gmail.com>
parents:
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diff
changeset
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94 void whenTabPagesChanged(TabPage page, int) { |
| 0 | 95 if(_tabPages.count == 0) |
| 96 selectedIndex = -1; | |
| 97 else if(selectedIndex == -1) | |
| 98 selectedIndex = 0; | |
| 99 layout(); | |
| 100 } | |
| 101 public: | |
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ccc108b25a0a
Convert to using a struct for events. Fix some comments too.
Jordan Miner <jminer7@gmail.com>
parents:
9
diff
changeset
|
102 /// Override this method in a subclass to handle the selectionChanged event. |
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whenXX methods have to come before the event if switched to template mixins.
Jordan Miner <jminer7@gmail.com>
parents:
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diff
changeset
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103 protected void whenSelectionChanged(EventArgs e) { |
| 0 | 104 if(_content !is null) |
| 105 _children.remove(_content); | |
| 106 _content = null; | |
| 107 if(_selectedIndex >= 0) { | |
| 108 _content = selectedTabPage.content; | |
| 109 add(_content); | |
| 110 } | |
| 111 layout(); | |
| 112 } | |
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682fa50ab831
Fix stupid mistake in last commit.
Jordan Miner <jminer7@gmail.com>
parents:
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diff
changeset
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113 /// This event occurs after a different tab is selected. |
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10
ccc108b25a0a
Convert to using a struct for events. Fix some comments too.
Jordan Miner <jminer7@gmail.com>
parents:
9
diff
changeset
|
114 Event!(whenSelectionChanged) selectionChanged; |
| 0 | 115 |
| 116 this() { | |
|
10
ccc108b25a0a
Convert to using a struct for events. Fix some comments too.
Jordan Miner <jminer7@gmail.com>
parents:
9
diff
changeset
|
117 selectionChanged.mainHandler = &whenSelectionChanged; |
| 0 | 118 |
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55
c138461bf845
Add focusing and other changes that are related
Jordan Miner <jminer7@gmail.com>
parents:
10
diff
changeset
|
119 _tabPages = new List!(TabPage, true)(&whenTabPagesChanged, &whenTabPagesChanged); |
| 0 | 120 _focusable = true; |
| 121 } | |
| 122 override void layout() { | |
| 123 _tabAreaSize = 20; | |
| 124 int x = 2; | |
| 125 foreach(page; _tabPages) { | |
| 126 page.tabLocation = Point(x, 2); | |
| 127 page.tabSize = Size(70, 18); | |
| 128 x += 70; | |
| 129 } | |
| 130 if(_content) { | |
| 131 auto border = Theme.current.Notebook_borderSize(this); | |
| 132 _content.location = [border.left, _tabAreaSize+border.top]; | |
| 133 _content.size = [width-border.left-border.right, height-border.top-border.bottom-_tabAreaSize]; | |
| 134 } | |
| 135 } | |
| 136 /** | |
| 137 * Gets the tab pages displayed in this notebook. | |
| 138 * Examples: | |
| 139 * ----- | |
| 140 * TabPage advancedPage = new TabPage; | |
| 141 * advancedPage.text = "Advanced"; | |
| 142 * advancedPage.content = advancedPanel; // a previously created Panel | |
| 143 * tabbedView.TabPages.Add(advancedPage); | |
| 144 * ----- | |
| 145 */ | |
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55
c138461bf845
Add focusing and other changes that are related
Jordan Miner <jminer7@gmail.com>
parents:
10
diff
changeset
|
146 List!(TabPage, true) tabPages() { return _tabPages; } |
| 0 | 147 /** |
| 148 * Gets or sets the selected tab using its index. An index of -1 means | |
| 149 * there is no selected tab. | |
| 150 */ | |
| 151 int selectedIndex() { return _selectedIndex; } | |
| 152 /// ditto | |
| 153 void selectedIndex(int index) { | |
| 154 if(index < -1) | |
| 155 throw new IllegalArgumentException("index cannot be less than -1"); | |
| 156 _selectedIndex = index; | |
| 157 selectionChanged(new EventArgs); | |
| 158 } | |
| 159 | |
| 160 /** | |
| 161 * Gets or sets the selected tab using its tab page. | |
| 162 * A value of null means there is no selected tab. | |
| 163 * A specified tab page must be in the TabPages list. | |
| 164 */ | |
| 165 TabPage selectedTabPage() { | |
| 166 if(_selectedIndex == -1) | |
| 167 return null; | |
| 168 else | |
| 169 return _tabPages[_selectedIndex]; | |
| 170 } | |
| 171 /// ditto | |
| 172 void selectedTabPage(TabPage p) { | |
| 173 if(p is null) { | |
| 174 selectedIndex = -1; | |
| 175 return; | |
| 176 } | |
| 177 foreach(i, page; _tabPages) { | |
| 178 if(p is page) { | |
| 179 selectedIndex = i; | |
| 180 break; | |
| 181 } | |
| 182 } | |
| 183 // if here, do nothing | |
| 184 } | |
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5
4029d5af7542
Add blank lines and rewrap some comments.
Jordan Miner <jminer7@gmail.com>
parents:
0
diff
changeset
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185 |
| 0 | 186 bool multipleLines() { return _multipleLines; } |
| 187 void multipleLines(bool b) { | |
| 188 if(b == false) | |
| 189 throw new Exception("sorry, MultipleLines = false not implemented"); | |
| 190 _multipleLines = b; | |
| 191 } | |
| 192 } | |
| 193 |