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// Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this
// source code is governed by a BSD-style license that can be found in the
// LICENSE file.
#ifndef VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WRAPPER_H_
#define VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WRAPPER_H_
#include "base/gfx/native_widget_types.h"
namespace views {
class Textfield;
class View;
// An interface implemented by an object that provides a platform-native
// text field.
class NativeTextfieldWrapper {
public:
// The Textfield calls this when it is destroyed to clean up the wrapper
// object.
virtual ~NativeTextfieldWrapper() {}
// Gets the text displayed in the wrapped native text field.
virtual std::wstring GetText() const = 0;
// Updates the text displayed with the text held by the Textfield.
virtual void UpdateText() = 0;
// Adds the specified text to the text already displayed by the wrapped native
// text field.
virtual void AppendText(const std::wstring& text) = 0;
// Gets the text that is selected in the wrapped native text field.
virtual std::wstring GetSelectedText() const = 0;
// Selects all the text in the edit. Use this in place of SetSelAll() to
// avoid selecting the "phantom newline" at the end of the edit.
virtual void SelectAll() = 0;
// Clears the selection within the edit field and sets the caret to the end.
virtual void ClearSelection() = 0;
// Updates the border display for the native text field with the state desired
// by the Textfield.
virtual void UpdateBorder() = 0;
// Updates the background color used when painting the native text field.
virtual void UpdateBackgroundColor() = 0;
// Updates the read-only state of the native text field.
virtual void UpdateReadOnly() = 0;
// Updates the font used to render text in the native text field.
virtual void UpdateFont() = 0;
// Updates the enabled state of the native text field.
virtual void UpdateEnabled() = 0;
// Sets the horizontal margins for the native text field.
virtual void SetHorizontalMargins(int left, int right) = 0;
// Sets the focus to the text field.
virtual void SetFocus() = 0;
// Retrieves the views::View that hosts the native control.
virtual View* GetView() = 0;
// Returns a handle to the underlying native view for testing.
virtual gfx::NativeView GetTestingHandle() const = 0;
// Creates an appropriate NativeTextfieldWrapper for the platform.
static NativeTextfieldWrapper* CreateWrapper(Textfield* field);
};
} // namespace views
#endif // #ifndef VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WRAPPER_H_
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