/* * Copyright (c) 2011, 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 PopupContainer_h #define PopupContainer_h #include "FramelessScrollView.h" #include "PopupListBox.h" #include "PopupMenuStyle.h" namespace WebCore { class ChromeClientChromium; class FrameView; class PopupMenuClient; class PopupContainer : public FramelessScrollView { public: enum PopupType { Select, // HTML select popup. Suggestion, // Autocomplete/autofill popup. }; static PassRefPtr<PopupContainer> create(PopupMenuClient*, PopupType, const PopupContainerSettings&); // Whether a key event should be sent to this popup. virtual bool isInterestedInEventForKey(int keyCode); // FramelessScrollView virtual void paint(GraphicsContext*, const IntRect&); virtual void hide(); virtual bool handleMouseDownEvent(const PlatformMouseEvent&); virtual bool handleMouseMoveEvent(const PlatformMouseEvent&); virtual bool handleMouseReleaseEvent(const PlatformMouseEvent&); virtual bool handleWheelEvent(const PlatformWheelEvent&); virtual bool handleKeyEvent(const PlatformKeyboardEvent&); virtual bool handleTouchEvent(const PlatformTouchEvent&); #if ENABLE(GESTURE_EVENTS) virtual bool handleGestureEvent(const PlatformGestureEvent&); #endif // PopupContainer methods // Show the popup void showPopup(FrameView*); // Show the popup in the specified rect for the specified frame. // Note: this code was somehow arbitrarily factored-out of the Popup class // so WebViewImpl can create a PopupContainer. This method is used for // displaying auto complete popup menus on Mac Chromium, and for all // popups on other platforms. void showInRect(const IntRect&, FrameView*, int index); // Hides the popup. void hidePopup(); // The popup was hidden. void notifyPopupHidden(); // Compute size of widget and children. Return right offset for the popup right alignment. int layoutAndGetRTLOffset(); PopupListBox* listBox() const { return m_listBox.get(); } bool isRTL() const; // Gets the index of the item that the user is currently moused-over or // has selected with the keyboard up/down arrows. int selectedIndex() const; // Refresh the popup values from the PopupMenuClient. IntRect refresh(const IntRect& targetControlRect); // The menu per-item data. const WTF::Vector<PopupItem*>& popupData() const; // The height of a row in the menu. int menuItemHeight() const; // The size of the font being used. int menuItemFontSize() const; // The style of the menu being used. PopupMenuStyle menuStyle() const; PopupType popupType() const { return m_popupType; } // While hovering popup menu window, we want to show tool tip message. String getSelectedItemToolTip(); private: friend class WTF::RefCounted<PopupContainer>; PopupContainer(PopupMenuClient*, PopupType, const PopupContainerSettings&); ~PopupContainer(); // Paint the border. void paintBorder(GraphicsContext*, const IntRect&); // Layout and calculate popup widget size and location and returns it as IntRect. IntRect layoutAndCalculateWidgetRect(int targetControlHeight, const IntPoint& popupInitialCoordinate); // Returns the ChromeClient of the page this popup is associated with. ChromeClientChromium* chromeClientChromium(); RefPtr<PopupListBox> m_listBox; RefPtr<FrameView> m_frameView; PopupContainerSettings m_settings; PopupType m_popupType; // This contains the "ideal" dimensions and position for the popup // (PopupContainer's frameRect() location should always be (0, 0), since // it is rendered inside (and relative to) a WebWidget, which should get // the actual popup position through chromeClientChromium()). IntRect m_originalFrameRect; // Whether the popup is currently open. bool m_popupOpen; }; } // namespace WebCore #endif