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/*
* Copyright (C) 2012 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.
*/
#ifndef WebTextFieldDecoratorClient_h
#define WebTextFieldDecoratorClient_h
#include "platform/WebCString.h"
#if WEBKIT_IMPLEMENTATION
namespace WebCore { class TextFieldDecorator; }
#endif
namespace WebKit {
class WebInputElement;
class WebTextFieldDecoratorClient {
public:
// The function should return true if the specified input element should
// have a decoration icon. This function is called whenever a text field is
// created, and should not take much time.
virtual bool shouldAddDecorationTo(const WebInputElement&) = 0;
// Returns true if the decoration should be visible when it's created.
virtual bool visibleByDefault() = 0;
// Image resource name for the normal state. The image is stretched to
// font-size x font-size square. The function must return an existing
// resource name.
virtual WebCString imageNameForNormalState() = 0;
// Image resource name for the disabled state. If this function returns an
// empty string, imageNameForNormalState() is used even for the disabled
// state.
virtual WebCString imageNameForDisabledState() = 0;
// Image resource name for the read only state. If this function returns an
// empty string, the image same as imageNameForDisabledState() is used.
virtual WebCString imageNameForReadOnlyState() = 0;
// Image resource name for when the imaged is being hovered over. If this
// function returns an empty string, imageNameForNormalState() is used
// instead.
virtual WebCString imageNameForHoverState() {return WebCString();}
// This is called when the decoration icon is clicked.
virtual void handleClick(WebInputElement&) = 0;
// This is called when the input element loses its renderer. An
// implementation of this function should not do something which updates
// state of WebKit objects.
virtual void willDetach(const WebInputElement&) = 0;
#if WEBKIT_IMPLEMENTATION
bool isClientFor(WebCore::TextFieldDecorator*);
#endif
virtual ~WebTextFieldDecoratorClient() { }
};
}
#endif // WebTextFieldDecoratorClient_h
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