diff options
Diffstat (limited to 'src/gui/base/focushandler.hpp')
| -rw-r--r-- | src/gui/base/focushandler.hpp | 417 |
1 files changed, 0 insertions, 417 deletions
diff --git a/src/gui/base/focushandler.hpp b/src/gui/base/focushandler.hpp deleted file mode 100644 index a5c1b14a1..000000000 --- a/src/gui/base/focushandler.hpp +++ /dev/null @@ -1,417 +0,0 @@ -/* - * The ManaPlus Client - * Copyright (C) 2011-2014 The ManaPlus Developers - * - * This file is part of The ManaPlus Client. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -/* _______ __ __ __ ______ __ __ _______ __ __ - * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\ - * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / / - * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / / - * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / / - * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ / - * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/ - * - * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson - * - * - * Per Larsson a.k.a finalman - * Olof Naessén a.k.a jansem/yakslem - * - * Visit: http://guichan.sourceforge.net - * - * License: (BSD) - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 3. Neither the name of Guichan 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 GCN_FOCUSHANDLER_HPP -#define GCN_FOCUSHANDLER_HPP - -#include <vector> - -#include "events/event.h" - -namespace gcn -{ - class Widget; - - /** - * Handles focus for widgets in a Gui. Each Gui has at least one - * focus handler. - * You will probably not use the focus handler directly as Widget - * has functions that automatically uses the active focus handler. - * - * @see Widget::isFocus, Widget::isModalFocused, - * Widget::isModalMouseInputFocused, Widget::requestFocus, - * Widget::requestModalFocus, Widget::requestModalMouseInputFocus, - * Widget::releaseModalFocus, Widget::relaseModalMouseInputFocus, - * Widget::setFocusable, Widget::isFocusable, FocusListener - * - * @since 0.1.0 - */ - class FocusHandler - { - public: - /** - * Constructor. - */ - FocusHandler(); - - A_DELETE_COPY(FocusHandler) - - /** - * Destructor. - */ - virtual ~FocusHandler() - { } - - /** - * Requests focus for a widget. Focus will only be granted to a widget - * if it's focusable and if no other widget has modal focus. - * If a widget receives focus a focus event will be sent to the - * focus listeners of the widget. - * - * @param widget The widget to request focus for. - * @see isFocused, Widget::requestFocus - */ - virtual void requestFocus(Widget* widget); - - /** - * Requests modal focus for a widget. Focus will only be granted - * to a widget if it's focusable and if no other widget has modal - * focus. - * - * @param widget The widget to request modal focus for. - * @throws Exception when another widget already has modal focus. - * @see releaseModalFocus, Widget::requestModalFocus - */ - virtual void requestModalFocus(Widget* widget); - - /** - * Requests modal mouse input focus for a widget. Focus will only - * be granted to a widget if it's focusable and if no other widget - * has modal mouse input focus. - * - * Modal mouse input focus means no other widget then the widget with - * modal mouse input focus will receive mouse input. The widget with - * modal mouse input focus will also receive mouse input no matter what - * the mouse input is or where the mouse input occurs. - * - * @param widget The widget to focus for modal mouse input focus. - * @throws Exception when another widget already has modal mouse input - * focus. - * @see releaseModalMouseInputFocus, Widget::requestModalMouseInputFocus - */ - virtual void requestModalMouseInputFocus(Widget* widget); - - /** - * Releases modal focus if the widget has modal focus. - * If the widget doesn't have modal focus no relase will occur. - * - * @param widget The widget to release modal focus for. - * @see reuqestModalFocus, Widget::releaseModalFocus - */ - virtual void releaseModalFocus(Widget* widget); - - /** - * Releases modal mouse input focus if the widget has modal mouse input - * focus. If the widget doesn't have modal mouse input focus no relase - * will occur. - * - * @param widget the widget to release modal mouse input focus for. - * @see requestModalMouseInputFocus, Widget::releaseModalMouseInputFocus - */ - virtual void releaseModalMouseInputFocus(Widget* widget); - - /** - * Checks if a widget is focused. - * - * @param widget The widget to check. - * @return True if the widget is focused, false otherwise. - * @see Widget::isFocused - */ - virtual bool isFocused(const Widget* widget) const; - - /** - * Gets the widget with focus. - * - * @return The widget with focus. NULL if no widget has focus. - */ - virtual Widget* getFocused() const A_WARN_UNUSED; - - /** - * Gets the widget with modal focus. - * - * @return The widget with modal focus. NULL if no widget has - * modal focus. - */ - virtual Widget* getModalFocused() const A_WARN_UNUSED; - - /** - * Gets the widget with modal mouse input focus. - * - * @return The widget with modal mouse input focus. NULL if - * no widget has modal mouse input focus. - */ - virtual Widget* getModalMouseInputFocused() const A_WARN_UNUSED; - - /** - * Focuses the next widget added to a conainer. - * If no widget has focus the first widget gets focus. The order - * in which the widgets are focused is determined by the order - * they were added to a container. - * - * @see focusPrevious - */ - virtual void focusNext(); - - /** - * Focuses the previous widget added to a contaienr. - * If no widget has focus the first widget gets focus. The order - * in which the widgets are focused is determined by the order - * they were added to a container. - * - * @see focusNext - */ - virtual void focusPrevious(); - - /** - * Adds a widget to by handles by the focus handler. - * - * @param widget The widget to add. - * @see remove - */ - virtual void add(Widget* widget); - - /** - * Removes a widget from the focus handler. - * - * @param widget The widget to remove. - * @see add - */ - virtual void remove(Widget* widget); - - /** - * Focuses nothing. A focus event will also be sent to the - * focused widget's focus listeners if a widget has focus. - */ - virtual void focusNone(); - - /** - * Focuses the next widget which allows tabbing in unless - * the current focused Widget disallows tabbing out. - * - * @see tabPrevious - */ - virtual void tabNext(); - - /** - * Focuses the previous widget which allows tabbing in unless - * current focused widget disallows tabbing out. - * - * @see tabNext - */ - virtual void tabPrevious(); - - /** - * Gets the widget being dragged. Used by the Gui class to - * keep track of the dragged widget. - * - * @return the widget being dragged. - * @see setDraggedWidget - */ - virtual Widget* getDraggedWidget() A_WARN_UNUSED; - - /** - * Sets the widget being dragged. Used by the Gui class to - * keep track of the dragged widget. - * - * @param draggedWidget The widget being dragged. - * @see getDraggedWidget - */ - virtual void setDraggedWidget(Widget* draggedWidget); - - /** - * Gets the last widget with the mouse. Used by the Gui class - * to keep track the last widget with the mouse. - * - * @return The last widget with the mouse. - * @see setLastWidgetWithMouse - */ - virtual Widget* getLastWidgetWithMouse() A_WARN_UNUSED; - - /** - * Sets the last widget with the mouse. Used by the Gui class - * to keep track the last widget with the mouse. - * - * @param lastWidgetWithMouse The last widget with the mouse. - * @see getLastWidgetWithMouse - */ - virtual void setLastWidgetWithMouse(Widget* lastWidgetWithMouse); - - /** - * Gets the last widget with modal focus. - * - * @return The last widget with modal focus. - * @see setLastWidgetWithModalFocus - */ - virtual Widget* getLastWidgetWithModalFocus() A_WARN_UNUSED; - - /** - * Sets the last widget with modal focus. - * - * @param widget The last widget with modal focus. - * @see getLastWidgetWithModalFocus - */ - virtual void setLastWidgetWithModalFocus(Widget* widget); - - /** - * Gets the last widget with modal mouse input focus. - * - * @return The last widget with modal mouse input focus. - * @see setLastWidgetWithModalMouseInputFocus - */ - virtual Widget* getLastWidgetWithModalMouseInputFocus() A_WARN_UNUSED; - - /** - * Sets the last widget with modal mouse input focus. - * - * @param widget The last widget with modal mouse input focus. - * @see getLastWidgetWithModalMouseInputFocus - */ - virtual void setLastWidgetWithModalMouseInputFocus(Widget* widget); - - /** - * Gets the last widget pressed. Used by the Gui class to keep track - * of pressed widgets. - * - * @return The last widget pressed. - * @see setLastWidgetPressed - */ - virtual Widget* getLastWidgetPressed() A_WARN_UNUSED; - - /** - * Sets the last widget pressed. Used by the Gui class to keep track - * of pressed widgets. - * - * @param lastWidgetPressed The last widget pressed. - * @see getLastWidgetPressed - */ - virtual void setLastWidgetPressed(Widget* lastWidgetPressed); - - protected: - /** - * Distributes a focus lost event. - * - * @param focusEvent the event to distribute. - * @since 0.7.0 - */ - virtual void distributeFocusLostEvent(const Event& focusEvent); - - /** - * Distributes a focus gained event. - * - * @param focusEvent the event to distribute. - * @since 0.7.0 - */ - virtual void distributeFocusGainedEvent(const Event& focusEvent); - - /** - * Typedef. - */ - typedef std::vector<Widget*> WidgetVector; - - /** - * Typedef. - */ - typedef WidgetVector::iterator WidgetIterator; - - /** - * Holds the widgets currently being handled by the - * focus handler. - */ - WidgetVector mWidgets; - - /** - * Holds the focused widget. NULL if no widget has focus. - */ - Widget* mFocusedWidget; - - /** - * Holds the modal focused widget. NULL if no widget has - * modal focused. - */ - Widget* mModalFocusedWidget; - - /** - * Holds the modal mouse input focused widget. NULL if no widget - * is being dragged. - */ - Widget* mModalMouseInputFocusedWidget; - - /** - * Holds the dragged widget. NULL if no widget is - * being dragged. - */ - Widget* mDraggedWidget; - - /** - * Holds the last widget with the mouse. - */ - Widget* mLastWidgetWithMouse; - - /** - * Holds the last widget with modal focus. - */ - Widget* mLastWidgetWithModalFocus; - - /** - * Holds the last widget with modal mouse input focus. - */ - Widget* mLastWidgetWithModalMouseInputFocus; - - /** - * Holds the last widget pressed. - */ - Widget* mLastWidgetPressed; - }; -} // namespace gcn - -#endif // end GCN_FOCUSHANDLER_HPP |