src/third_party/WebKit/Source/web/ExternalDateTimeChooser.cpp

   1 /*
   2  * Copyright (C) 2012 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1.  Redistributions of source code must retain the above copyright
   8  *     notice, this list of conditions and the following disclaimer.
   9  * 2.  Redistributions in binary form must reproduce the above copyright
  10  *     notice, this list of conditions and the following disclaimer in the
  11  *     documentation and/or other materials provided with the distribution.
  12  *
  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
  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
  17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  19  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  20  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  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
  23  * SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #if !ENABLE(INPUT_MULTIPLE_FIELDS_UI)
  28 #include "ExternalDateTimeChooser.h"
  29
  30 #include "ChromeClientImpl.h"
  31 #include "WebDateTimeChooserCompletion.h"
  32 #include "WebDateTimeChooserParams.h"
  33 #include "WebViewClient.h"
  34 #include "core/html/forms/InputTypeNames.h"
  35 #include "platform/DateTimeChooserClient.h"
  36 #include "wtf/text/AtomicString.h"
  37
  38 using namespace WebCore;
  39
  40 namespace WebKit {
  41
  42 class WebDateTimeChooserCompletionImpl : public WebDateTimeChooserCompletion {
  43 public:
  44     WebDateTimeChooserCompletionImpl(ExternalDateTimeChooser* chooser)
  45         : m_chooser(chooser)
  46     {
  47     }
  48
  49 private:
  50     virtual void didChooseValue(const WebString& value) OVERRIDE
  51     {
  52         m_chooser->didChooseValue(value);
  53         delete this;
  54     }
  55
  56     virtual void didCancelChooser() OVERRIDE
  57     {
  58         m_chooser->didCancelChooser();
  59         delete this;
  60     }
  61
  62     RefPtr<ExternalDateTimeChooser> m_chooser;
  63 };
  64
  65 ExternalDateTimeChooser::~ExternalDateTimeChooser()
  66 {
  67 }
  68
  69 ExternalDateTimeChooser::ExternalDateTimeChooser(WebCore::DateTimeChooserClient* client)
  70     : m_client(client)
  71 {
  72     ASSERT(client);
  73 }
  74
  75 PassRefPtr<ExternalDateTimeChooser> ExternalDateTimeChooser::create(ChromeClientImpl* chromeClient, WebViewClient* webViewClient, WebCore::DateTimeChooserClient* client, const WebCore::DateTimeChooserParameters& parameters)
  76 {
  77     ASSERT(chromeClient);
  78     RefPtr<ExternalDateTimeChooser> chooser = adoptRef(new ExternalDateTimeChooser(client));
  79     if (!chooser->openDateTimeChooser(chromeClient, webViewClient, parameters))
  80         chooser.clear();
  81     return chooser.release();
  82 }
  83
  84
  85 static WebDateTimeInputType toWebDateTimeInputType(const AtomicString& source)
  86 {
  87     if (source == InputTypeNames::date())
  88         return WebDateTimeInputTypeDate;
  89     if (source == InputTypeNames::datetime())
  90         return WebDateTimeInputTypeDateTime;
  91     if (source == InputTypeNames::datetimelocal())
  92         return WebDateTimeInputTypeDateTimeLocal;
  93     if (source == InputTypeNames::month())
  94         return WebDateTimeInputTypeMonth;
  95     if (source == InputTypeNames::time())
  96         return WebDateTimeInputTypeTime;
  97     if (source == InputTypeNames::week())
  98         return WebDateTimeInputTypeWeek;
  99     return WebDateTimeInputTypeNone;
 100 }
 101
 102 bool ExternalDateTimeChooser::openDateTimeChooser(ChromeClientImpl* chromeClient, WebViewClient* webViewClient, const DateTimeChooserParameters& parameters)
 103 {
 104     if (!webViewClient)
 105         return false;
 106
 107     WebDateTimeChooserParams webParams;
 108     webParams.type = toWebDateTimeInputType(parameters.type);
 109     webParams.anchorRectInScreen = chromeClient->rootViewToScreen(parameters.anchorRectInRootView);
 110     webParams.currentValue = parameters.currentValue;
 111     webParams.suggestionValues = parameters.suggestionValues;
 112     webParams.localizedSuggestionValues = parameters.localizedSuggestionValues;
 113     webParams.suggestionLabels = parameters.suggestionLabels;
 114     webParams.minimum = parameters.minimum;
 115     webParams.maximum = parameters.maximum;
 116     webParams.step = parameters.step;
 117     webParams.stepBase = parameters.stepBase;
 118     webParams.isRequired = parameters.required;
 119     webParams.isAnchorElementRTL = parameters.isAnchorElementRTL;
 120
 121     WebDateTimeChooserCompletion* completion = new WebDateTimeChooserCompletionImpl(this);
 122     if (webViewClient->openDateTimeChooser(webParams, completion))
 123         return true;
 124     // We can't open a chooser. Calling
 125     // WebDateTimeChooserCompletionImpl::didCancelChooser to delete the
 126     // WebDateTimeChooserCompletionImpl object and deref this.
 127     completion->didCancelChooser();
 128     return false;
 129 }
 130
 131 void ExternalDateTimeChooser::didChooseValue(const WebString& value)
 132 {
 133     if (m_client)
 134         m_client->didChooseValue(value);
 135     // didChooseValue might run JavaScript code, and endChooser() might be
 136     // called. However DateTimeChooserCompletionImpl still has one reference to
 137     // this object.
 138     if (m_client)
 139         m_client->didEndChooser();
 140 }
 141
 142 void ExternalDateTimeChooser::didCancelChooser()
 143 {
 144     if (m_client)
 145         m_client->didEndChooser();
 146 }
 147
 148 void ExternalDateTimeChooser::endChooser()
 149 {
 150     DateTimeChooserClient* client = m_client;
 151     m_client = 0;
 152     client->didEndChooser();
 153 }
 154
 155 }
 156
 157 #endif