diff options
author | Andrei Karas <akaras@inbox.ru> | 2014-03-02 12:15:59 +0300 |
---|---|---|
committer | Andrei Karas <akaras@inbox.ru> | 2014-03-02 12:15:59 +0300 |
commit | e710a36d3905b50861edf21f4b5ac5a79cb5ee05 (patch) | |
tree | 8662ff9b0427f4a4c26f030c8aab480137c1da46 /src/gui/base | |
parent | 6709f3df268223662c9ae1622db3bbc93a83cf8f (diff) | |
download | manaplus-e710a36d3905b50861edf21f4b5ac5a79cb5ee05.tar.gz manaplus-e710a36d3905b50861edf21f4b5ac5a79cb5ee05.tar.bz2 manaplus-e710a36d3905b50861edf21f4b5ac5a79cb5ee05.tar.xz manaplus-e710a36d3905b50861edf21f4b5ac5a79cb5ee05.zip |
Join gui classes in one.
Diffstat (limited to 'src/gui/base')
-rw-r--r-- | src/gui/base/gui.cpp | 763 | ||||
-rw-r--r-- | src/gui/base/gui.hpp | 515 |
2 files changed, 0 insertions, 1278 deletions
diff --git a/src/gui/base/gui.cpp b/src/gui/base/gui.cpp deleted file mode 100644 index 8985ec062..000000000 --- a/src/gui/base/gui.cpp +++ /dev/null @@ -1,763 +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. - */ - -/* - * For comments regarding functions please see the header file. - */ - -#include "gui/base/gui.hpp" - -#include "gui/widgets/widget.h" - -#include "gui/focushandler.h" - -#include "input/mouseinput.h" - -#include "listeners/keylistener.h" -#include "listeners/mouselistener.h" - -#include "debug.h" - -namespace gcn -{ - Gui::Gui() : - mTop(nullptr), - mGraphics(nullptr), - mInput(nullptr), - mFocusHandler(new FocusHandler), - mTabbing(true), - mKeyListeners(), - mShiftPressed(false), - mMetaPressed(false), - mControlPressed(false), - mAltPressed(false), - mLastMousePressButton(0), - mLastMousePressTimeStamp(0), - mLastMouseX(0), - mLastMouseY(0), - mClickCount(1), - mLastMouseDragButton(0), - mWidgetWithMouseQueue() - { - } - - Gui::~Gui() - { - if (Widget::widgetExists(mTop)) - setTop(nullptr); - - delete mFocusHandler; - mFocusHandler = nullptr; - } - - void Gui::setTop(Widget* top) - { - if (mTop) - mTop->_setFocusHandler(nullptr); - if (top) - top->_setFocusHandler(mFocusHandler); - - mTop = top; - } - - Widget* Gui::getTop() const - { - return mTop; - } - - void Gui::setGraphics(Graphics* graphics) - { - mGraphics = graphics; - } - - Graphics* Gui::getGraphics() const - { - return mGraphics; - } - - void Gui::setInput(SDLInput* input) - { - mInput = input; - } - - SDLInput* Gui::getInput() const - { - return mInput; - } - - void Gui::logic() - { - } - - void Gui::draw() - { - } - - void Gui::focusNone() - { - mFocusHandler->focusNone(); - } - - void Gui::setTabbingEnabled(bool tabbing) - { - mTabbing = tabbing; - } - - bool Gui::isTabbingEnabled() - { - return mTabbing; - } - - void Gui::addGlobalKeyListener(KeyListener* keyListener) - { - mKeyListeners.push_back(keyListener); - } - - void Gui::removeGlobalKeyListener(KeyListener* keyListener) - { - mKeyListeners.remove(keyListener); - } - - void Gui::handleMouseInput() - { - } - - void Gui::handleKeyInput() - { - } - - void Gui::handleMouseMoved(const MouseInput& mouseInput) - { - // Check if the mouse leaves the application window. - if (!mWidgetWithMouseQueue.empty() && (mouseInput.getX() < 0 - || mouseInput.getY() < 0 || !mTop->getDimension().isPointInRect( - mouseInput.getX(), mouseInput.getY()))) - { - // Distribute an event to all widgets in the - // "widget with mouse" queue. - while (!mWidgetWithMouseQueue.empty()) - { - Widget *const widget = mWidgetWithMouseQueue.front(); - - if (Widget::widgetExists(widget)) - { - distributeMouseEvent(widget, - MouseEvent::EXITED, - mouseInput.getButton(), - mouseInput.getX(), - mouseInput.getY(), - true, - true); - } - - mWidgetWithMouseQueue.pop_front(); - } - - return; - } - - // Check if there is a need to send mouse exited events by - // traversing the "widget with mouse" queue. - bool widgetWithMouseQueueCheckDone = mWidgetWithMouseQueue.empty(); - while (!widgetWithMouseQueueCheckDone) - { - unsigned int iterations = 0; - for (std::deque<Widget*>::iterator - iter = mWidgetWithMouseQueue.begin(); - iter != mWidgetWithMouseQueue.end(); - ++ iter) - { - Widget *const widget = *iter; - - // If a widget in the "widget with mouse queue" doesn't - // exists anymore it should be removed from the queue. - if (!Widget::widgetExists(widget)) - { - mWidgetWithMouseQueue.erase(iter); - break; - } - else - { - int x, y; - widget->getAbsolutePosition(x, y); - - if (x > mouseInput.getX() - || y > mouseInput.getY() - || x + widget->getWidth() <= mouseInput.getX() - || y + widget->getHeight() <= mouseInput.getY() - || !widget->isVisible()) - { - distributeMouseEvent(widget, - MouseEvent::EXITED, - mouseInput.getButton(), - mouseInput.getX(), - mouseInput.getY(), - true, - true); - mClickCount = 1; - mLastMousePressTimeStamp = 0; - mWidgetWithMouseQueue.erase(iter); - break; - } - } - - iterations++; - } - - widgetWithMouseQueueCheckDone = - (iterations == mWidgetWithMouseQueue.size()); - } - - // Check all widgets below the mouse to see if they are - // present in the "widget with mouse" queue. If a widget - // is not then it should be added and an entered event should - // be sent to it. - Widget* parent = getMouseEventSource( - mouseInput.getX(), mouseInput.getY()); - Widget* widget = parent; - - // If a widget has modal mouse input focus then it will - // always be returned from getMouseEventSource, but we only wan't to - // send mouse entered events if the mouse has actually entered the - // widget with modal mouse input focus, hence we need to check if - // that's the case. If it's not we should simply ignore to send any - // mouse entered events. - if (mFocusHandler->getModalMouseInputFocused() - && widget == mFocusHandler->getModalMouseInputFocused() - && Widget::widgetExists(widget)) - { - int x, y; - widget->getAbsolutePosition(x, y); - - if (x > mouseInput.getX() || y > mouseInput.getY() - || x + widget->getWidth() <= mouseInput.getX() - || y + widget->getHeight() <= mouseInput.getY()) - { - parent = nullptr; - } - } - - while (parent) - { - parent = widget->getParent(); - - // Check if the widget is present in the "widget with mouse" queue. - bool widgetIsPresentInQueue = false; - FOR_EACH (std::deque<Widget*>::const_iterator, - iter, mWidgetWithMouseQueue) - { - if (*iter == widget) - { - widgetIsPresentInQueue = true; - break; - } - } - - // Widget is not present, send an entered event and add - // it to the "widget with mouse" queue. - if (!widgetIsPresentInQueue - && Widget::widgetExists(widget)) - { - distributeMouseEvent(widget, - MouseEvent::ENTERED, - mouseInput.getButton(), - mouseInput.getX(), - mouseInput.getY(), - true, - true); - mWidgetWithMouseQueue.push_front(widget); - } - - const Widget *const swap = widget; - widget = parent; - parent = swap->getParent(); - } - - if (mFocusHandler->getDraggedWidget()) - { - distributeMouseEvent(mFocusHandler->getDraggedWidget(), - MouseEvent::DRAGGED, - mLastMouseDragButton, - mouseInput.getX(), - mouseInput.getY()); - } - else - { - Widget *const sourceWidget = getMouseEventSource( - mouseInput.getX(), mouseInput.getY()); - - distributeMouseEvent(sourceWidget, - MouseEvent::MOVED, - mouseInput.getButton(), - mouseInput.getX(), - mouseInput.getY()); - } - } - - void Gui::handleMouseWheelMovedDown(const MouseInput& mouseInput) - { - Widget* sourceWidget = getMouseEventSource( - mouseInput.getX(), mouseInput.getY()); - - if (mFocusHandler->getDraggedWidget()) - sourceWidget = mFocusHandler->getDraggedWidget(); - - int sourceWidgetX, sourceWidgetY; - sourceWidget->getAbsolutePosition(sourceWidgetX, sourceWidgetY); - - distributeMouseEvent(sourceWidget, - MouseEvent::WHEEL_MOVED_DOWN, - mouseInput.getButton(), - mouseInput.getX(), - mouseInput.getY()); - } - - void Gui::handleMouseWheelMovedUp(const MouseInput& mouseInput) - { - Widget* sourceWidget = getMouseEventSource( - mouseInput.getX(), mouseInput.getY()); - - if (mFocusHandler->getDraggedWidget()) - sourceWidget = mFocusHandler->getDraggedWidget(); - - int sourceWidgetX, sourceWidgetY; - sourceWidget->getAbsolutePosition(sourceWidgetX, sourceWidgetY); - - distributeMouseEvent(sourceWidget, - MouseEvent::WHEEL_MOVED_UP, - mouseInput.getButton(), - mouseInput.getX(), - mouseInput.getY()); - } - - Widget* Gui::getWidgetAt(int x, int y) - { - // If the widget's parent has no child then we have found the widget.. - Widget* parent = mTop; - Widget* child = mTop; - - while (child) - { - Widget *const swap = child; - int parentX, parentY; - parent->getAbsolutePosition(parentX, parentY); - child = parent->getWidgetAt(x - parentX, y - parentY); - parent = swap; - } - - return parent; - } - - Widget* Gui::getMouseEventSource(int x, int y) - { - Widget *const widget = getWidgetAt(x, y); - - // +++ possible nullpointer - if (mFocusHandler->getModalMouseInputFocused() - && !widget->isModalMouseInputFocused()) - { - return mFocusHandler->getModalMouseInputFocused(); - } - - return widget; - } - - Widget* Gui::getKeyEventSource() - { - Widget* widget = mFocusHandler->getFocused(); - - // +++ possible nullpointer - while (widget->_getInternalFocusHandler() - && widget->_getInternalFocusHandler()->getFocused()) - { - widget = widget->_getInternalFocusHandler()->getFocused(); - } - - return widget; - } - - void Gui::distributeMouseEvent(Widget* source, - int type, - int button, - int x, - int y, - bool force, - bool toSourceOnly) - { - Widget* parent = source; - Widget* widget = source; - - if (mFocusHandler->getModalFocused() - && !widget->isModalFocused() - && !force) - { - return; - } - - if (mFocusHandler->getModalMouseInputFocused() - && !widget->isModalMouseInputFocused() - && !force) - { - return; - } - - MouseEvent mouseEvent(source, - mShiftPressed, - mControlPressed, - mAltPressed, - mMetaPressed, - type, - button, - x, - y, - mClickCount); - - while (parent) - { - // If the widget has been removed due to input - // cancel the distribution. - if (!Widget::widgetExists(widget)) - break; - - parent = widget->getParent(); - - if (widget->isEnabled() || force) - { - int widgetX, widgetY; - widget->getAbsolutePosition(widgetX, widgetY); - - mouseEvent.mX = x - widgetX; - mouseEvent.mY = y - widgetY; - - std::list<MouseListener*> mouseListeners - = widget->_getMouseListeners(); - - // Send the event to all mouse listeners of the widget. - for (std::list<MouseListener*>::const_iterator - it = mouseListeners.begin(); - it != mouseListeners.end(); - ++it) - { - switch (mouseEvent.getType()) - { - case MouseEvent::ENTERED: - (*it)->mouseEntered(mouseEvent); - break; - case MouseEvent::EXITED: - (*it)->mouseExited(mouseEvent); - break; - case MouseEvent::MOVED: - (*it)->mouseMoved(mouseEvent); - break; - case MouseEvent::PRESSED: - (*it)->mousePressed(mouseEvent); - break; - case MouseEvent::RELEASED: - (*it)->mouseReleased(mouseEvent); - break; - case MouseEvent::WHEEL_MOVED_UP: - (*it)->mouseWheelMovedUp(mouseEvent); - break; - case MouseEvent::WHEEL_MOVED_DOWN: - (*it)->mouseWheelMovedDown(mouseEvent); - break; - case MouseEvent::DRAGGED: - (*it)->mouseDragged(mouseEvent); - break; - case MouseEvent::CLICKED: - (*it)->mouseClicked(mouseEvent); - break; - default: - break; - } - } - - if (toSourceOnly) - break; - } - - const Widget *const swap = widget; - widget = parent; - parent = swap->getParent(); - - // If a non modal focused widget has been reach - // and we have modal focus cancel the distribution. - if (mFocusHandler->getModalFocused() - && !widget->isModalFocused()) - { - break; - } - - // If a non modal mouse input focused widget has been reach - // and we have modal mouse input focus cancel the distribution. - if (mFocusHandler->getModalMouseInputFocused() - && !widget->isModalMouseInputFocused()) - { - break; - } - } - } - - void Gui::distributeKeyEvent(KeyEvent& keyEvent) - { - Widget* parent = keyEvent.getSource(); - Widget* widget = keyEvent.getSource(); - - if (mFocusHandler->getModalFocused() - && !widget->isModalFocused()) - { - return; - } - - if (mFocusHandler->getModalMouseInputFocused() - && !widget->isModalMouseInputFocused()) - { - return; - } - - while (parent) - { - // If the widget has been removed due to input - // cancel the distribution. - if (!Widget::widgetExists(widget)) - break; - - parent = widget->getParent(); - - if (widget->isEnabled()) - { - std::list<KeyListener*> keyListeners - = widget->_getKeyListeners(); - - // Send the event to all key listeners of the source widget. - for (std::list<KeyListener*>::const_iterator - it = keyListeners.begin(); - it != keyListeners.end(); - ++it) - { - switch (keyEvent.getType()) - { - case KeyEvent::PRESSED: - (*it)->keyPressed(keyEvent); - break; - case KeyEvent::RELEASED: - (*it)->keyReleased(keyEvent); - break; - default: - break; - } - } - } - - const Widget *const swap = widget; - widget = parent; - parent = swap->getParent(); - - // If a non modal focused widget has been reach - // and we have modal focus cancel the distribution. - if (mFocusHandler->getModalFocused() - && !widget->isModalFocused()) - { - break; - } - } - } - - void Gui::distributeKeyEventToGlobalKeyListeners(KeyEvent& keyEvent) - { - for (KeyListenerListIterator it = mKeyListeners.begin(); - it != mKeyListeners.end(); ++ it) - { - switch (keyEvent.getType()) - { - case KeyEvent::PRESSED: - (*it)->keyPressed(keyEvent); - break; - case KeyEvent::RELEASED: - (*it)->keyReleased(keyEvent); - break; - default: - break; - } - - if (keyEvent.isConsumed()) - break; - } - } - - void Gui::handleModalMouseInputFocus() - { - BLOCK_START("Gui::handleModalMouseInputFocus") - // Check if modal mouse input focus has been gained by a widget. - if ((mFocusHandler->getLastWidgetWithModalMouseInputFocus() - != mFocusHandler->getModalMouseInputFocused()) - && (!mFocusHandler->getLastWidgetWithModalMouseInputFocus())) - { - handleModalFocusGained(); - mFocusHandler->setLastWidgetWithModalMouseInputFocus( - mFocusHandler->getModalMouseInputFocused()); - } - // Check if modal mouse input focus has been released. - else if ((mFocusHandler->getLastWidgetWithModalMouseInputFocus() - != mFocusHandler->getModalMouseInputFocused()) - && (mFocusHandler->getLastWidgetWithModalMouseInputFocus())) - { - handleModalFocusReleased(); - mFocusHandler->setLastWidgetWithModalMouseInputFocus(nullptr); - } - BLOCK_END("Gui::handleModalMouseInputFocus") - } - - void Gui::handleModalFocus() - { - BLOCK_START("Gui::handleModalFocus") - // Check if modal focus has been gained by a widget. - if ((mFocusHandler->getLastWidgetWithModalFocus() - != mFocusHandler->getModalFocused()) - && (!mFocusHandler->getLastWidgetWithModalFocus())) - { - handleModalFocusGained(); - mFocusHandler->setLastWidgetWithModalFocus( - mFocusHandler->getModalFocused()); - } - // Check if modal focus has been released. - else if ((mFocusHandler->getLastWidgetWithModalFocus() - != mFocusHandler->getModalFocused()) - && (mFocusHandler->getLastWidgetWithModalFocus())) - { - handleModalFocusReleased(); - mFocusHandler->setLastWidgetWithModalFocus(nullptr); - } - BLOCK_END("Gui::handleModalFocus") - } - - void Gui::handleModalFocusGained() - { - // Distribute an event to all widgets in the "widget with mouse" queue. - while (!mWidgetWithMouseQueue.empty()) - { - Widget *const widget = mWidgetWithMouseQueue.front(); - - if (Widget::widgetExists(widget)) - { - distributeMouseEvent(widget, - MouseEvent::EXITED, - mLastMousePressButton, - mLastMouseX, - mLastMouseY, - true, - true); - } - - mWidgetWithMouseQueue.pop_front(); - } - - mFocusHandler->setLastWidgetWithModalMouseInputFocus( - mFocusHandler->getModalMouseInputFocused()); - } - - void Gui::handleModalFocusReleased() - { - // Check all widgets below the mouse to see if they are - // present in the "widget with mouse" queue. If a widget - // is not then it should be added and an entered event should - // be sent to it. - Widget* widget = getMouseEventSource(mLastMouseX, mLastMouseY); - Widget* parent = widget; - - while (parent) - { - parent = widget->getParent(); - - // Check if the widget is present in the "widget with mouse" queue. - bool widgetIsPresentInQueue = false; - FOR_EACH (std::deque<Widget*>::const_iterator, - iter, mWidgetWithMouseQueue) - { - if (*iter == widget) - { - widgetIsPresentInQueue = true; - break; - } - } - - // Widget is not present, send an entered event and add - // it to the "widget with mouse" queue. - if (!widgetIsPresentInQueue && Widget::widgetExists(widget)) - { - distributeMouseEvent(widget, - MouseEvent::ENTERED, - mLastMousePressButton, - mLastMouseX, - mLastMouseY, - false, - true); - mWidgetWithMouseQueue.push_front(widget); - } - - const Widget *const swap = widget; - widget = parent; - parent = swap->getParent(); - } - } -} // namespace gcn diff --git a/src/gui/base/gui.hpp b/src/gui/base/gui.hpp deleted file mode 100644 index 4ea923400..000000000 --- a/src/gui/base/gui.hpp +++ /dev/null @@ -1,515 +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_GUI_HPP -#define GCN_GUI_HPP - -#include <list> -#include <deque> - -#include "localconsts.h" - -class Event; -class FocusHandler; -class Graphics; -class KeyEvent; -class KeyListener; -class MouseInput; -class SDLInput; -class Widget; - -namespace gcn -{ - // The following comment will appear in the doxygen main page. - /** - * @mainpage - * @section Introduction - * This documentation is mostly intended as a reference to the API. - * If you want to get started with Guichan, we suggest you check out - * the programs in the examples directory of the Guichan release. - * @n - * @n - * This documentation is, and will always be, work in progress. - * If you find any errors, typos or inconsistencies, or if you feel - * something needs to be explained in more detail - don't hesitate to - * tell us. - */ - - /** - * Contains a Guichan GUI. This is the core class of Guichan to which - * implementations of back ends are passed, to make Guichan work with - * a specific library, and to where the top widget (root widget of GUI) - * is added. If you want to be able to have more then one widget in your - * GUI, the top widget should be a container. - * - * A Gui object cannot work properly without passing back end - * implementations to it. A Gui object must have an implementation of a - * Graphics and an implementation of Input. - * - * NOTE: A complete GUI also must have the ability to load images. - * Images are loaded with the Image class, so to make Guichan - * able to load images an implementation of ImageLoader must be - * passed to Image. - * - * @see Graphics, Input, Image - */ - class Gui - { - public: - /** - * Constructor. - */ - Gui(); - - A_DELETE_COPY(Gui) - - /** - * Destructor. - */ - virtual ~Gui(); - - /** - * Sets the top widget. The top widget is the root widget - * of the GUI. If you want a GUI to be able to contain more - * than one widget the top widget should be a container. - * - * @param top The top widget. - * @see Container - * @since 0.1.0 - */ - virtual void setTop(Widget* top); - - /** - * Gets the top widget. The top widget is the root widget - * of the GUI. - * - * @return The top widget. NULL if no top widget has been set. - * @since 0.1.0 - */ - virtual Widget* getTop() const A_WARN_UNUSED; - - /** - * Sets the graphics object to use for drawing. - * - * @param graphics The graphics object to use for drawing. - * @see getGraphics, AllegroGraphics, HGEGraphics, - * OpenLayerGraphics, OpenGLGraphics, SDLGraphics - * @since 0.1.0 - */ - virtual void setGraphics(Graphics* graphics); - - /** - * Gets the graphics object used for drawing. - * - * @return The graphics object used for drawing. NULL if no - * graphics object has been set. - * @see setGraphics, AllegroGraphics, HGEGraphics, - * OpenLayerGraphics, OpenGLGraphics, SDLGraphics - * @since 0.1.0 - */ - virtual Graphics* getGraphics() const A_WARN_UNUSED; - - /** - * Sets the input object to use for input handling. - * - * @param input The input object to use for input handling. - * @see getInput, AllegroInput, HGEInput, OpenLayerInput, - * SDLInput - * @since 0.1.0 - */ - virtual void setInput(SDLInput* input); - - /** - * Gets the input object being used for input handling. - * - * @return The input object used for handling input. NULL if no - * input object has been set. - * @see setInput, AllegroInput, HGEInput, OpenLayerInput, - * SDLInput - * @since 0.1.0 - */ - virtual SDLInput* getInput() const A_WARN_UNUSED; - - /** - * Performs logic of the GUI. By calling this function all logic - * functions down in the GUI heirarchy will be called. When logic - * is called for Gui, user input will be handled. - * - * @see Widget::logic - * @since 0.1.0 - */ - virtual void logic(); - - /** - * Draws the GUI. By calling this funcion all draw functions - * down in the GUI hierarchy will be called. When draw is called - * the used Graphics object will be initialised and drawing of - * the top widget will commence. - * - * @see Widget::draw - * @since 0.1.0 - */ - virtual void draw(); - - /** - * Focuses none of the widgets in the Gui. - * - * @since 0.1.0 - */ - virtual void focusNone(); - - /** - * Sets tabbing enabled, or not. Tabbing is the usage of - * changing focus by utilising the tab key. - * - * @param tabbing True if tabbing should be enabled, false - * otherwise. - * @see isTabbingEnabled - * @since 0.1.0 - */ - virtual void setTabbingEnabled(bool tabbing); - - /** - * Checks if tabbing is enabled. - * - * @return True if tabbing is enabled, false otherwise. - * @see setTabbingEnabled - * @since 0.1.0 - */ - virtual bool isTabbingEnabled(); - - /** - * Adds a global key listener to the Gui. A global key listener - * will receive all key events generated from the GUI and global - * key listeners will receive the events before key listeners - * of widgets. - * - * @param keyListener The key listener to add. - * @see removeGlobalKeyListener - * @since 0.5.0 - */ - virtual void addGlobalKeyListener(KeyListener* keyListener); - - /** - * Removes global key listener from the Gui. - * - * @param keyListener The key listener to remove. - * @throws Exception if the key listener hasn't been added. - * @see addGlobalKeyListener - * @since 0.5.0 - */ - virtual void removeGlobalKeyListener(KeyListener* keyListener); - - protected: - /** - * Handles all mouse input. - * - * @since 0.6.0 - */ - virtual void handleMouseInput(); - - /** - * Handles key input. - * - * @since 0.6.0 - */ - virtual void handleKeyInput(); - - /** - * Handles mouse moved input. - * - * @param mouseInput The mouse input to handle. - * @since 0.6.0 - */ - virtual void handleMouseMoved(const MouseInput& mouseInput); - - /** - * - * Handles mouse wheel moved down input. - * - * @param mouseInput The mouse input to handle. - * @since 0.6.0 - */ - virtual void handleMouseWheelMovedDown(const MouseInput& mouseInput); - - /** - * Handles mouse wheel moved up input. - * - * @param mouseInput The mouse input to handle. - * @since 0.6.0 - */ - virtual void handleMouseWheelMovedUp(const MouseInput& mouseInput); - - /** - * Handles modal focus. Modal focus needs to be checked at - * each logic iteration as it might be necessary to distribute - * mouse entered or mouse exited events. - * - * @since 0.8.0 - */ - virtual void handleModalFocus(); - - /** - * Handles modal mouse input focus. Modal mouse input focus needs - * to be checked at each logic iteration as it might be necessary to - * distribute mouse entered or mouse exited events. - * - * @since 0.8.0 - */ - virtual void handleModalMouseInputFocus(); - - /** - * Handles modal focus gained. If modal focus has been gained it might - * be necessary to distribute mouse entered or mouse exited events. - * - * @since 0.8.0 - */ - virtual void handleModalFocusGained(); - - /** - * Handles modal mouse input focus gained. If modal focus has been - * gained it might be necessary to distribute mouse entered or mouse - * exited events. - * - * @since 0.8.0 - */ - virtual void handleModalFocusReleased(); - - /** - * Distributes a mouse event. - * - * @param type The type of the event to distribute, - * @param button The button of the event (if any used) to distribute. - * @param x The x coordinate of the event. - * @param y The y coordinate of the event. - * @param fource indicates whether the distribution should be forced or not. - * A forced distribution distributes the event even if a widget - * is not enabled, not visible, another widget has modal - * focus or another widget has modal mouse input focus. - * Default value is false. - * @param toSourceOnly indicates whether the distribution should be to the - * source widget only or to it's parent's mouse listeners - * as well. - * - * @since 0.6.0 - */ - virtual void distributeMouseEvent(Widget* source, - int type, - int button, - int x, - int y, - bool force = false, - bool toSourceOnly = false); - - /** - * Distributes a key event. - * - * @param keyEvent The key event to distribute. - - * @since 0.6.0 - */ - virtual void distributeKeyEvent(KeyEvent& keyEvent); - - /** - * Distributes a key event to the global key listeners. - * - * @param keyEvent The key event to distribute. - * - * @since 0.6.0 - */ - virtual void distributeKeyEventToGlobalKeyListeners(KeyEvent& - keyEvent); - - /** - * Gets the widget at a certain position. - * - * @return The widget at a certain position. - * @since 0.6.0 - */ - virtual Widget* getWidgetAt(int x, int y) A_WARN_UNUSED; - - /** - * Gets the source of the mouse event. - * - * @return The source widget of the mouse event. - * @since 0.6.0 - */ - virtual Widget* getMouseEventSource(int x, int y) A_WARN_UNUSED; - - /** - * Gets the source of the key event. - * - * @return The source widget of the key event. - * @since 0.6.0 - */ - virtual Widget* getKeyEventSource() A_WARN_UNUSED; - - /** - * Holds the top widget. - */ - Widget* mTop; - - /** - * Holds the graphics implementation used. - */ - Graphics* mGraphics; - - /** - * Holds the input implementation used. - */ - SDLInput* mInput; - - /** - * Holds the focus handler for the Gui. - */ - FocusHandler* mFocusHandler; - - /** - * True if tabbing is enabled, false otherwise. - */ - bool mTabbing; - - /** - * Typedef. - */ - typedef std::list<KeyListener*> KeyListenerList; - - /** - * Typedef. - */ - typedef KeyListenerList::iterator KeyListenerListIterator; - - /** - * Holds the global key listeners of the Gui. - */ - KeyListenerList mKeyListeners; - - /** - * True if shift is pressed, false otherwise. - */ - bool mShiftPressed; - - /** - * True if meta is pressed, false otherwise. - */ - bool mMetaPressed; - - /** - * True if control is pressed, false otherwise. - */ - bool mControlPressed; - - /** - * True if alt is pressed, false otherwise. - */ - bool mAltPressed; - - /** - * Holds the last mouse button pressed. - */ - unsigned int mLastMousePressButton; - - /** - * Holds the last mouse press time stamp. - */ - int mLastMousePressTimeStamp; - - /** - * Holds the last mouse x coordinate. - */ - int mLastMouseX; - - /** - * Holds the last mouse y coordinate. - */ - int mLastMouseY; - - /** - * Holds the current click count. Used to keep track - * of clicks for a the last pressed button. - */ - int mClickCount; - - /** - * Holds the last button used when a drag of a widget - * was initiated. Used to be able to release a drag - * when the same button is released. - */ - int mLastMouseDragButton; - - /** - * Holds a stack with all the widgets with the mouse. - * Used to properly distribute mouse events. - */ - std::deque<Widget*> mWidgetWithMouseQueue; - }; -} // namespace gcn - -#endif // end GCN_GUI_HPP - -/* yakslem - "Women, it's a constant struggle." - * finalman - "Yes, but sometimes they succeed with their guesses." - * yaklsem - "...eh...I was talking about love." - * finalman - "Oh...ok..." - * An awkward silence followed. - */ |