Merge WebKit at r75993: Initial merge by git.

Change-Id: I602bbdc3974787a3b0450456a30a7868286921c3

1 files changed, 376 insertions, 0 deletions

diff --git a/Source/WebKit/chromium/src/AutoFillPopupMenuClient.cpp b/Source/WebKit/chromium/src/AutoFillPopupMenuClient.cpp
new file mode 100644
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+++ b/Source/WebKit/chromium/src/AutoFillPopupMenuClient.cpp
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+/*
+ * Copyright (C) 2010 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "AutoFillPopupMenuClient.h"
+
+#include "CSSStyleSelector.h"
+#include "CSSValueKeywords.h"
+#include "Chrome.h"
+#include "FrameView.h"
+#include "HTMLInputElement.h"
+#include "RenderTheme.h"
+#include "WebAutoFillClient.h"
+#include "WebNode.h"
+#include "WebString.h"
+#include "WebVector.h"
+#include "WebViewClient.h"
+#include "WebViewImpl.h"
+
+using namespace WebCore;
+
+namespace WebKit {
+
+AutoFillPopupMenuClient::AutoFillPopupMenuClient()
+    : m_separatorIndex(-1)
+    , m_selectedIndex(-1)
+    , m_textField(0)
+{
+}
+
+AutoFillPopupMenuClient::~AutoFillPopupMenuClient()
+{
+}
+
+unsigned AutoFillPopupMenuClient::getSuggestionsCount() const
+{
+    return m_names.size() + ((m_separatorIndex == -1) ? 0 : 1);
+}
+
+WebString AutoFillPopupMenuClient::getSuggestion(unsigned listIndex) const
+{
+    int index = convertListIndexToInternalIndex(listIndex);
+    if (index == -1)
+        return WebString();
+
+    ASSERT(index >= 0 && static_cast<size_t>(index) < m_names.size());
+    return m_names[index];
+}
+
+WebString AutoFillPopupMenuClient::getLabel(unsigned listIndex) const
+{
+    int index = convertListIndexToInternalIndex(listIndex);
+    if (index == -1)
+        return WebString();
+
+    ASSERT(index >= 0 && static_cast<size_t>(index) < m_labels.size());
+    return m_labels[index];
+}
+
+WebString AutoFillPopupMenuClient::getIcon(unsigned listIndex) const
+{
+    int index = convertListIndexToInternalIndex(listIndex);
+    if (index == -1)
+        return WebString();
+
+    ASSERT(index >= 0 && static_cast<size_t>(index) < m_icons.size());
+    return m_icons[index];
+}
+
+void AutoFillPopupMenuClient::removeSuggestionAtIndex(unsigned listIndex)
+{
+    if (!canRemoveSuggestionAtIndex(listIndex))
+        return;
+
+    int index = convertListIndexToInternalIndex(listIndex);
+
+    ASSERT(static_cast<unsigned>(index) < m_names.size());
+
+    m_names.remove(index);
+    m_labels.remove(index);
+    m_icons.remove(index);
+    m_uniqueIDs.remove(index);
+
+    // Shift the separator index if necessary.
+    if (m_separatorIndex != -1)
+        m_separatorIndex--;
+}
+
+bool AutoFillPopupMenuClient::canRemoveSuggestionAtIndex(unsigned listIndex)
+{
+    // Only allow deletion of items before the separator that have unique id 0
+    // (i.e. are autocomplete rather than autofill items).
+    int index = convertListIndexToInternalIndex(listIndex);
+    return !m_uniqueIDs[index] && (m_separatorIndex == -1 || listIndex < static_cast<unsigned>(m_separatorIndex));
+}
+
+void AutoFillPopupMenuClient::valueChanged(unsigned listIndex, bool fireEvents)
+{
+    WebViewImpl* webView = getWebView();
+    if (!webView)
+        return;
+
+    if (m_separatorIndex != -1 && listIndex > static_cast<unsigned>(m_separatorIndex))
+        --listIndex;
+
+    ASSERT(listIndex < m_names.size());
+
+    webView->autoFillClient()->didAcceptAutoFillSuggestion(WebNode(getTextField()),
+                                                           m_names[listIndex],
+                                                           m_labels[listIndex],
+                                                           m_uniqueIDs[listIndex],
+                                                           listIndex);
+}
+
+void AutoFillPopupMenuClient::selectionChanged(unsigned listIndex, bool fireEvents)
+{
+    WebViewImpl* webView = getWebView();
+    if (!webView)
+        return;
+
+    if (m_separatorIndex != -1 && listIndex > static_cast<unsigned>(m_separatorIndex))
+        --listIndex;
+
+    ASSERT(listIndex < m_names.size());
+
+    webView->autoFillClient()->didSelectAutoFillSuggestion(WebNode(getTextField()),
+                                                           m_names[listIndex],
+                                                           m_labels[listIndex],
+                                                           m_uniqueIDs[listIndex]);
+}
+
+void AutoFillPopupMenuClient::selectionCleared()
+{
+    WebViewImpl* webView = getWebView();
+    if (webView)
+        webView->autoFillClient()->didClearAutoFillSelection(WebNode(getTextField()));
+}
+
+String AutoFillPopupMenuClient::itemText(unsigned listIndex) const
+{
+    return getSuggestion(listIndex);
+}
+
+String AutoFillPopupMenuClient::itemLabel(unsigned listIndex) const
+{
+    return getLabel(listIndex);
+}
+
+String AutoFillPopupMenuClient::itemIcon(unsigned listIndex) const
+{
+    return getIcon(listIndex);
+}
+
+bool AutoFillPopupMenuClient::itemIsEnabled(unsigned listIndex) const
+{
+    return !itemIsWarning(listIndex);
+}
+
+PopupMenuStyle AutoFillPopupMenuClient::itemStyle(unsigned listIndex) const
+{
+    return itemIsWarning(listIndex) ? *m_warningStyle : *m_regularStyle;
+}
+
+PopupMenuStyle AutoFillPopupMenuClient::menuStyle() const
+{
+    return *m_regularStyle;
+}
+
+int AutoFillPopupMenuClient::clientPaddingLeft() const
+{
+    // Bug http://crbug.com/7708 seems to indicate the style can be 0.
+    RenderStyle* style = textFieldStyle();
+    if (!style)
+       return 0;
+
+    return RenderTheme::defaultTheme()->popupInternalPaddingLeft(style);
+}
+
+int AutoFillPopupMenuClient::clientPaddingRight() const
+{
+    // Bug http://crbug.com/7708 seems to indicate the style can be 0.
+    RenderStyle* style = textFieldStyle();
+    if (!style)
+        return 0;
+
+    return RenderTheme::defaultTheme()->popupInternalPaddingRight(style);
+}
+
+void AutoFillPopupMenuClient::popupDidHide()
+{
+    WebViewImpl* webView = getWebView();
+    if (!webView)
+        return;
+
+    webView->autoFillPopupDidHide();
+    webView->autoFillClient()->didClearAutoFillSelection(WebNode(getTextField()));
+}
+
+bool AutoFillPopupMenuClient::itemIsSeparator(unsigned listIndex) const
+{
+    return (m_separatorIndex != -1 && static_cast<unsigned>(m_separatorIndex) == listIndex);
+}
+
+bool AutoFillPopupMenuClient::itemIsWarning(unsigned listIndex) const
+{
+    int index = convertListIndexToInternalIndex(listIndex);
+    if (index == -1)
+        return false;
+
+    ASSERT(index >= 0 && static_cast<size_t>(index) < m_uniqueIDs.size());
+    return m_uniqueIDs[index] < 0;
+}
+
+void AutoFillPopupMenuClient::setTextFromItem(unsigned listIndex)
+{
+    m_textField->setValue(getSuggestion(listIndex));
+}
+
+FontSelector* AutoFillPopupMenuClient::fontSelector() const
+{
+    return m_textField->document()->styleSelector()->fontSelector();
+}
+
+HostWindow* AutoFillPopupMenuClient::hostWindow() const
+{
+    return m_textField->document()->view()->hostWindow();
+}
+
+PassRefPtr<Scrollbar> AutoFillPopupMenuClient::createScrollbar(
+    ScrollbarClient* client,
+    ScrollbarOrientation orientation,
+    ScrollbarControlSize size)
+{
+    return Scrollbar::createNativeScrollbar(client, orientation, size);
+}
+
+void AutoFillPopupMenuClient::initialize(
+    HTMLInputElement* textField,
+    const WebVector<WebString>& names,
+    const WebVector<WebString>& labels,
+    const WebVector<WebString>& icons,
+    const WebVector<int>& uniqueIDs,
+    int separatorIndex)
+{
+    ASSERT(names.size() == labels.size());
+    ASSERT(names.size() == icons.size());
+    ASSERT(names.size() == uniqueIDs.size());
+    ASSERT(separatorIndex < static_cast<int>(names.size()));
+
+    m_selectedIndex = -1;
+    m_textField = textField;
+
+    // The suggestions must be set before initializing the
+    // AutoFillPopupMenuClient.
+    setSuggestions(names, labels, icons, uniqueIDs, separatorIndex);
+
+    FontDescription regularFontDescription;
+    RenderTheme::defaultTheme()->systemFont(CSSValueWebkitControl,
+                                            regularFontDescription);
+    RenderStyle* style = m_textField->computedStyle();
+    regularFontDescription.setComputedSize(style->fontDescription().computedSize());
+
+    Font regularFont(regularFontDescription, 0, 0);
+    regularFont.update(textField->document()->styleSelector()->fontSelector());
+    // The direction of text in popup menu is set the same as the direction of
+    // the input element: textField.
+    m_regularStyle.set(new PopupMenuStyle(Color::black, Color::white, regularFont,
+                                          true, false, Length(WebCore::Fixed),
+                                          textField->renderer()->style()->direction()));
+
+    FontDescription warningFontDescription = regularFont.fontDescription();
+    warningFontDescription.setItalic(true);
+    Font warningFont(warningFontDescription, regularFont.letterSpacing(), regularFont.wordSpacing());
+    warningFont.update(regularFont.fontSelector());
+    m_warningStyle.set(new PopupMenuStyle(Color::darkGray,
+                                          m_regularStyle->backgroundColor(),
+                                          warningFont,
+                                          m_regularStyle->isVisible(),
+                                          m_regularStyle->isDisplayNone(),
+                                          m_regularStyle->textIndent(),
+                                          m_regularStyle->textDirection()));
+}
+
+void AutoFillPopupMenuClient::setSuggestions(const WebVector<WebString>& names,
+                                             const WebVector<WebString>& labels,
+                                             const WebVector<WebString>& icons,
+                                             const WebVector<int>& uniqueIDs,
+                                             int separatorIndex)
+{
+    ASSERT(names.size() == labels.size());
+    ASSERT(names.size() == icons.size());
+    ASSERT(names.size() == uniqueIDs.size());
+    ASSERT(separatorIndex < static_cast<int>(names.size()));
+
+    m_names.clear();
+    m_labels.clear();
+    m_icons.clear();
+    m_uniqueIDs.clear();
+    for (size_t i = 0; i < names.size(); ++i) {
+        m_names.append(names[i]);
+        m_labels.append(labels[i]);
+        m_icons.append(icons[i]);
+        m_uniqueIDs.append(uniqueIDs[i]);
+    }
+
+    m_separatorIndex = separatorIndex;
+
+    // Try to preserve selection if possible.
+    if (getSelectedIndex() >= static_cast<int>(names.size()))
+        setSelectedIndex(-1);
+}
+
+int AutoFillPopupMenuClient::convertListIndexToInternalIndex(unsigned listIndex) const
+{
+    if (listIndex == static_cast<unsigned>(m_separatorIndex))
+        return -1;
+
+    if (m_separatorIndex == -1 || listIndex < static_cast<unsigned>(m_separatorIndex))
+        return listIndex;
+    return listIndex - 1;
+}
+
+WebViewImpl* AutoFillPopupMenuClient::getWebView() const
+{
+    Frame* frame = m_textField->document()->frame();
+    if (!frame)
+        return 0;
+
+    Page* page = frame->page();
+    if (!page)
+        return 0;
+
+    return static_cast<ChromeClientImpl*>(page->chrome()->client())->webView();
+}
+
+RenderStyle* AutoFillPopupMenuClient::textFieldStyle() const
+{
+    RenderStyle* style = m_textField->computedStyle();
+    if (!style) {
+        // It seems we can only have a 0 style in a TextField if the
+        // node is detached, in which case we the popup should not be
+        // showing.  Please report this in http://crbug.com/7708 and
+        // include the page you were visiting.
+        ASSERT_NOT_REACHED();
+    }
+    return style;
+}
+
+} // namespace WebKit