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Diffstat (limited to 'src/gui/focushandler.cpp')
| -rw-r--r-- | src/gui/focushandler.cpp | 621 |
1 files changed, 0 insertions, 621 deletions
diff --git a/src/gui/focushandler.cpp b/src/gui/focushandler.cpp deleted file mode 100644 index ebfc988ac..000000000 --- a/src/gui/focushandler.cpp +++ /dev/null @@ -1,621 +0,0 @@ -/* - * The ManaPlus Client - * Copyright (C) 2004-2009 The Mana World Development Team - * Copyright (C) 2009-2010 The Mana Developers - * Copyright (C) 2011-2017 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. - */ - -#include "gui/focushandler.h" - -#include "gui/gui.h" - -#include "gui/widgets/window.h" - -#include "listeners/focuslistener.h" - -#include "utils/foreach.h" - -#include "debug.h" - -FocusHandler::FocusHandler() : - mWidgets(), - mFocusedWidget(nullptr), - mModalFocusedWidget(nullptr), - mModalMouseInputFocusedWidget(nullptr), - mDraggedWidget(nullptr), - mLastWidgetWithMouse(nullptr), - mLastWidgetWithModalFocus(nullptr), - mLastWidgetWithModalMouseInputFocus(nullptr), - mLastWidgetPressed(nullptr), - mModalStack() -{ -} - -void FocusHandler::requestModalFocus(Widget *const widget) -{ - /* If there is another widget with modal focus, remove its modal focus - * and put it on the modal widget stack. - */ - if ((mModalFocusedWidget != nullptr) && mModalFocusedWidget != widget) - { - mModalStack.push_front(mModalFocusedWidget); - mModalFocusedWidget = nullptr; - } - - mModalFocusedWidget = widget; - if ((mFocusedWidget != nullptr) && !mFocusedWidget->isModalFocused()) - focusNone(); -} - -void FocusHandler::releaseModalFocus(Widget *const widget) -{ - mModalStack.remove(widget); - - if (mModalFocusedWidget == widget) - { - mModalFocusedWidget = nullptr; - - /* Check if there were any previously modal widgets that'd still like - * to regain their modal focus. - */ - if (!mModalStack.empty()) - { - requestModalFocus(mModalStack.front()); - mModalStack.pop_front(); - } - } -} - -void FocusHandler::remove(Widget *const widget) -{ - releaseModalFocus(widget); - - if (isFocused(widget)) - mFocusedWidget = nullptr; - - FOR_EACH (WidgetIterator, iter, mWidgets) - { - if ((*iter) == widget) - { - mWidgets.erase(iter); - break; - } - } - - if (mDraggedWidget == widget) - { - mDraggedWidget = nullptr; - return; - } - - if (mLastWidgetWithMouse == widget) - { - mLastWidgetWithMouse = nullptr; - return; - } - - if (mLastWidgetWithModalFocus == widget) - { - mLastWidgetWithModalFocus = nullptr; - return; - } - - if (mLastWidgetWithModalMouseInputFocus == widget) - { - mLastWidgetWithModalMouseInputFocus = nullptr; - return; - } - - if (mLastWidgetPressed == widget) - { - mLastWidgetPressed = nullptr; - return; - } -} - -void FocusHandler::tabNext() -{ - if (mFocusedWidget != nullptr) - { - if (!mFocusedWidget->isTabOutEnabled()) - return; - } - - if (mWidgets.empty()) - { - mFocusedWidget = nullptr; - return; - } - - int i; - int focusedWidget = -1; - const int sz = CAST_S32(mWidgets.size()); - for (i = 0; i < sz; ++ i) - { - if (mWidgets[i] == mFocusedWidget) - focusedWidget = i; - } - const int focused = focusedWidget; - bool done = false; - - // i is a counter that ensures that the following loop - // won't get stuck in an infinite loop - i = sz; - do - { - ++ focusedWidget; - - if (i == 0) - { - focusedWidget = -1; - break; - } - - -- i; - - if (focusedWidget >= sz) - focusedWidget = 0; - - if (focusedWidget == focused) - return; - - const Widget *const widget = mWidgets.at(focusedWidget); - if (widget->isFocusable() && widget->isTabInEnabled() && - ((mModalFocusedWidget == nullptr) || widget->isModalFocused())) - { - done = true; - } - } - while (!done); - - if (focusedWidget >= 0) - { - mFocusedWidget = mWidgets.at(focusedWidget); - Event focusEvent(mFocusedWidget); - distributeFocusGainedEvent(focusEvent); - } - - if (focused >= 0) - { - Event focusEvent(mWidgets.at(focused)); - distributeFocusLostEvent(focusEvent); - } - - checkForWindow(); -} - -void FocusHandler::tabPrevious() -{ - if (mFocusedWidget != nullptr) - { - if (!mFocusedWidget->isTabOutEnabled()) - return; - } - - if (mWidgets.empty()) - { - mFocusedWidget = nullptr; - return; - } - - int i; - int focusedWidget = -1; - const int sz = CAST_S32(mWidgets.size()); - for (i = 0; i < sz; ++ i) - { - if (mWidgets[i] == mFocusedWidget) - focusedWidget = i; - } - const int focused = focusedWidget; - bool done = false; - - // i is a counter that ensures that the following loop - // won't get stuck in an infinite loop - i = sz; - do - { - -- focusedWidget; - - if (i == 0) - { - focusedWidget = -1; - break; - } - - -- i; - - if (focusedWidget <= 0) - focusedWidget = sz - 1; - - if (focusedWidget == focused) - return; - - const Widget *const widget = mWidgets.at(focusedWidget); - if (widget->isFocusable() && widget->isTabInEnabled() && - ((mModalFocusedWidget == nullptr) || widget->isModalFocused())) - { - done = true; - } - } - while (!done); - - if (focusedWidget >= 0) - { - mFocusedWidget = mWidgets.at(focusedWidget); - Event focusEvent(mFocusedWidget); - distributeFocusGainedEvent(focusEvent); - } - - if (focused >= 0) - { - Event focusEvent(mWidgets.at(focused)); - distributeFocusLostEvent(focusEvent); - } - - checkForWindow(); -} - -void FocusHandler::checkForWindow() const -{ - if (mFocusedWidget != nullptr) - { - Widget *widget = mFocusedWidget->getParent(); - - while (widget != nullptr) - { - Window *const window = dynamic_cast<Window*>(widget); - - if (window != nullptr) - { - window->requestMoveToTop(); - break; - } - - widget = widget->getParent(); - } - } -} - -void FocusHandler::distributeFocusGainedEvent(const Event &focusEvent) -{ - if (gui != nullptr) - gui->distributeGlobalFocusGainedEvent(focusEvent); - - const Widget *const sourceWidget = focusEvent.getSource(); - - if (sourceWidget == nullptr) - return; - std::list<FocusListener*> focusListeners - = sourceWidget->getFocusListeners(); - - // Send the event to all focus listeners of the widget. - for (std::list<FocusListener*>::const_iterator - it = focusListeners.begin(); - it != focusListeners.end(); - ++ it) - { - (*it)->focusGained(focusEvent); - } -} - -void FocusHandler::requestFocus(const Widget *const widget) -{ - if ((widget == nullptr) || widget == mFocusedWidget) - return; - - int toBeFocusedIndex = -1; - for (unsigned int i = 0, fsz = CAST_U32( - mWidgets.size()); i < fsz; ++i) - { - if (mWidgets[i] == widget) - { - toBeFocusedIndex = i; - break; - } - } - - if (toBeFocusedIndex < 0) - return; - - Widget *const oldFocused = mFocusedWidget; - - if (oldFocused != widget) - { - mFocusedWidget = mWidgets.at(toBeFocusedIndex); - - if (oldFocused != nullptr) - { - Event focusEvent(oldFocused); - distributeFocusLostEvent(focusEvent); - } - - Event focusEvent(mWidgets.at(toBeFocusedIndex)); - distributeFocusGainedEvent(focusEvent); - } -} - -void FocusHandler::requestModalMouseInputFocus(Widget *const widget) -{ - if ((mModalMouseInputFocusedWidget != nullptr) - && mModalMouseInputFocusedWidget != widget) - { - return; - } - - mModalMouseInputFocusedWidget = widget; -} - -void FocusHandler::releaseModalMouseInputFocus(const Widget *const widget) -{ - if (mModalMouseInputFocusedWidget == widget) - mModalMouseInputFocusedWidget = nullptr; -} - -Widget* FocusHandler::getFocused() const -{ - return mFocusedWidget; -} - -Widget* FocusHandler::getModalFocused() const -{ - return mModalFocusedWidget; -} - -Widget* FocusHandler::getModalMouseInputFocused() const -{ - return mModalMouseInputFocusedWidget; -} - -void FocusHandler::focusNext() -{ - int i; - int focusedWidget = -1; - const int sz = CAST_S32(mWidgets.size()); - for (i = 0; i < sz; ++i) - { - if (mWidgets[i] == mFocusedWidget) - focusedWidget = i; - } - const int focused = focusedWidget; - - // i is a counter that ensures that the following loop - // won't get stuck in an infinite loop - i = sz; - do - { - ++ focusedWidget; - - if (i == 0) - { - focusedWidget = -1; - break; - } - - -- i; - - if (focusedWidget >= sz) - focusedWidget = 0; - - if (focusedWidget == focused) - return; - } - while (!mWidgets.at(focusedWidget)->isFocusable()); - - if (focusedWidget >= 0) - { - mFocusedWidget = mWidgets.at(focusedWidget); - - Event focusEvent(mFocusedWidget); - distributeFocusGainedEvent(focusEvent); - } - - if (focused >= 0) - { - Event focusEvent(mWidgets.at(focused)); - distributeFocusLostEvent(focusEvent); - } -} - -void FocusHandler::focusPrevious() -{ - if (mWidgets.empty()) - { - mFocusedWidget = nullptr; - return; - } - - int i; - int focusedWidget = -1; - const int sz = CAST_S32(mWidgets.size()); - for (i = 0; i < sz; ++ i) - { - if (mWidgets[i] == mFocusedWidget) - focusedWidget = i; - } - const int focused = focusedWidget; - - // i is a counter that ensures that the following loop - // won't get stuck in an infinite loop - i = sz; - do - { - -- focusedWidget; - - if (i == 0) - { - focusedWidget = -1; - break; - } - - -- i; - - if (focusedWidget <= 0) - focusedWidget = sz - 1; - - if (focusedWidget == focused) - return; - } - while (!mWidgets.at(focusedWidget)->isFocusable()); - - if (focusedWidget >= 0) - { - mFocusedWidget = mWidgets.at(focusedWidget); - Event focusEvent(mFocusedWidget); - distributeFocusGainedEvent(focusEvent); - } - - if (focused >= 0) - { - Event focusEvent(mWidgets.at(focused)); - distributeFocusLostEvent(focusEvent); - } -} - -bool FocusHandler::isFocused(const Widget *const widget) const -{ - return mFocusedWidget == widget; -} - -void FocusHandler::add(Widget *const widget) -{ - mWidgets.push_back(widget); -} - -void FocusHandler::focusNone() -{ - if (mFocusedWidget != nullptr) - { - Widget *const focused = mFocusedWidget; - mFocusedWidget = nullptr; - - Event focusEvent(focused); - distributeFocusLostEvent(focusEvent); - } -} - -void FocusHandler::distributeFocusLostEvent(const Event& focusEvent) -{ - const Widget *const sourceWidget = focusEvent.getSource(); - if (sourceWidget == nullptr) - return; - - std::list<FocusListener*> focusListeners - = sourceWidget->getFocusListeners(); - - // Send the event to all focus listeners of the widget. - for (std::list<FocusListener*>::const_iterator - it = focusListeners.begin(); - it != focusListeners.end(); - ++ it) - { - (*it)->focusLost(focusEvent); - } -} - -Widget* FocusHandler::getDraggedWidget() const -{ - return mDraggedWidget; -} - -void FocusHandler::setDraggedWidget(Widget *const draggedWidget) -{ - mDraggedWidget = draggedWidget; -} - -Widget* FocusHandler::getLastWidgetWithMouse() const -{ - return mLastWidgetWithMouse; -} - -void FocusHandler::setLastWidgetWithMouse(Widget *const lastWidgetWithMouse) -{ - mLastWidgetWithMouse = lastWidgetWithMouse; -} - -Widget* FocusHandler::getLastWidgetWithModalFocus() const -{ - return mLastWidgetWithModalFocus; -} - -void FocusHandler::setLastWidgetWithModalFocus(Widget *const widget) -{ - mLastWidgetWithModalFocus = widget; -} - -Widget* FocusHandler::getLastWidgetWithModalMouseInputFocus() const -{ - return mLastWidgetWithModalMouseInputFocus; -} - -void FocusHandler::setLastWidgetWithModalMouseInputFocus(Widget *const widget) -{ - mLastWidgetWithModalMouseInputFocus = widget; -} - -Widget* FocusHandler::getLastWidgetPressed() const -{ - return mLastWidgetPressed; -} - -void FocusHandler::setLastWidgetPressed(Widget *const lastWidgetPressed) -{ - mLastWidgetPressed = lastWidgetPressed; -} |