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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND |
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
16 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE | 16 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE |
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | 19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | 20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
23 * SUCH DAMAGE. | 23 * SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #include "config.h" | 26 #include "config.h" |
27 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI) | 27 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI) |
28 #include "DateTimeSymbolicFieldElement.h" | 28 #include "DateTimeSymbolicFieldElement.h" |
29 | 29 |
30 #include "FontCache.h" | 30 #include "Font.h" |
31 #include "KeyboardEvent.h" | 31 #include "KeyboardEvent.h" |
32 #include "RenderStyle.h" | |
33 #include "StyleResolver.h" | |
34 #include "TextBreakIterator.h" | 32 #include "TextBreakIterator.h" |
35 #include "TextRun.h" | |
36 #include <wtf/text/StringBuilder.h> | 33 #include <wtf/text/StringBuilder.h> |
37 #include <wtf/unicode/Unicode.h> | 34 #include <wtf/unicode/Unicode.h> |
38 | 35 |
39 namespace WebCore { | 36 namespace WebCore { |
40 | 37 |
41 static AtomicString makeVisibleEmptyValue(const Vector<String>& symbols) | 38 static AtomicString makeVisibleEmptyValue(const Vector<String>& symbols) |
42 { | 39 { |
43 unsigned maximumLength = 0; | 40 unsigned maximumLength = 0; |
44 for (unsigned index = 0; index < symbols.size(); ++index) | 41 for (unsigned index = 0; index < symbols.size(); ++index) |
45 maximumLength = std::max(maximumLength, numGraphemeClusters(symbols[inde
x])); | 42 maximumLength = std::max(maximumLength, numGraphemeClusters(symbols[inde
x])); |
46 StringBuilder builder; | 43 StringBuilder builder; |
47 builder.reserveCapacity(maximumLength); | 44 builder.reserveCapacity(maximumLength); |
48 for (unsigned length = 0; length < maximumLength; ++length) | 45 for (unsigned length = 0; length < maximumLength; ++length) |
49 builder.append('-'); | 46 builder.append('-'); |
50 return builder.toAtomicString(); | 47 return builder.toAtomicString(); |
51 } | 48 } |
52 | 49 |
53 DateTimeSymbolicFieldElement::DateTimeSymbolicFieldElement(Document* document, F
ieldOwner& fieldOwner, const Vector<String>& symbols) | 50 DateTimeSymbolicFieldElement::DateTimeSymbolicFieldElement(Document* document, F
ieldOwner& fieldOwner, const Vector<String>& symbols) |
54 : DateTimeFieldElement(document, fieldOwner) | 51 : DateTimeFieldElement(document, fieldOwner) |
55 , m_symbols(symbols) | 52 , m_symbols(symbols) |
56 , m_visibleEmptyValue(makeVisibleEmptyValue(symbols)) | 53 , m_visibleEmptyValue(makeVisibleEmptyValue(symbols)) |
57 , m_selectedIndex(-1) | 54 , m_selectedIndex(-1) |
58 { | 55 { |
59 ASSERT(!symbols.isEmpty()); | 56 ASSERT(!symbols.isEmpty()); |
60 setHasCustomCallbacks(); | |
61 } | 57 } |
62 | 58 |
63 PassRefPtr<RenderStyle> DateTimeSymbolicFieldElement::customStyleForRenderer() | 59 float DateTimeSymbolicFieldElement::maximumWidth(const Font& font) |
64 { | 60 { |
65 FontCachePurgePreventer fontCachePurgePreventer; | 61 float maximumWidth = font.width(visibleEmptyValue()); |
66 RefPtr<RenderStyle> originalStyle = document()->styleResolver()->styleForEle
ment(this); | |
67 RefPtr<RenderStyle> style = RenderStyle::clone(originalStyle.get()); | |
68 float maxiumWidth = style->font().width(visibleEmptyValue()); | |
69 for (unsigned index = 0; index < m_symbols.size(); ++index) | 62 for (unsigned index = 0; index < m_symbols.size(); ++index) |
70 maxiumWidth = std::max(maxiumWidth, style->font().width(m_symbols[index]
)); | 63 maximumWidth = std::max(maximumWidth, font.width(m_symbols[index])); |
71 style->setMinWidth(Length(maxiumWidth, Fixed)); | 64 return maximumWidth + DateTimeFieldElement::maximumWidth(font); |
72 return style.release(); | |
73 } | 65 } |
74 | 66 |
75 void DateTimeSymbolicFieldElement::handleKeyboardEvent(KeyboardEvent* keyboardEv
ent) | 67 void DateTimeSymbolicFieldElement::handleKeyboardEvent(KeyboardEvent* keyboardEv
ent) |
76 { | 68 { |
77 if (keyboardEvent->type() != eventNames().keypressEvent) | 69 if (keyboardEvent->type() != eventNames().keypressEvent) |
78 return; | 70 return; |
79 | 71 |
80 const UChar charCode = WTF::Unicode::toLower(keyboardEvent->charCode()); | 72 const UChar charCode = WTF::Unicode::toLower(keyboardEvent->charCode()); |
81 if (charCode < ' ') | 73 if (charCode < ' ') |
82 return; | 74 return; |
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148 } | 140 } |
149 | 141 |
150 String DateTimeSymbolicFieldElement::visibleValue() const | 142 String DateTimeSymbolicFieldElement::visibleValue() const |
151 { | 143 { |
152 return hasValue() ? m_symbols[m_selectedIndex] : visibleEmptyValue(); | 144 return hasValue() ? m_symbols[m_selectedIndex] : visibleEmptyValue(); |
153 } | 145 } |
154 | 146 |
155 } // namespace WebCore | 147 } // namespace WebCore |
156 | 148 |
157 #endif | 149 #endif |
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