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authorAndrei Karas <akaras@inbox.ru>2014-03-02 12:15:59 +0300
committerAndrei Karas <akaras@inbox.ru>2014-03-02 12:15:59 +0300
commite710a36d3905b50861edf21f4b5ac5a79cb5ee05 (patch)
tree8662ff9b0427f4a4c26f030c8aab480137c1da46 /src/gui/base
parent6709f3df268223662c9ae1622db3bbc93a83cf8f (diff)
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Join gui classes in one.
Diffstat (limited to 'src/gui/base')
-rw-r--r--src/gui/base/gui.cpp763
-rw-r--r--src/gui/base/gui.hpp515
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.
- */