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authorAndrei Karas <akaras@inbox.ru>2014-02-22 15:43:12 +0300
committerAndrei Karas <akaras@inbox.ru>2014-02-22 15:43:12 +0300
commit4e7a7c79f41a5aa509fa639f0d3e972ab7db6b06 (patch)
tree22b6f851e3ac90590828761a79e91fe1512c2adf /src/gui/widgets/widget.cpp
parent2c110bf45eb53807378bbd2abf70268aa0c2197f (diff)
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Move Widget into gui/widgets directory.
Diffstat (limited to 'src/gui/widgets/widget.cpp')
-rw-r--r--src/gui/widgets/widget.cpp676
1 files changed, 676 insertions, 0 deletions
diff --git a/src/gui/widgets/widget.cpp b/src/gui/widgets/widget.cpp
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+/*
+ * 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/widgets/widget.h"
+
+#include "events/actionevent.h"
+
+#include "events/event.h"
+
+#include "gui/focushandler.h"
+
+#include "listeners/actionlistener.h"
+#include "listeners/deathlistener.h"
+#include "listeners/widgetlistener.h"
+
+#include "render/graphics.h"
+
+#include "debug.h"
+
+Font* Widget::mGlobalFont = nullptr;
+std::list<Widget*> Widget::mWidgets;
+std::set<Widget*> Widget::mWidgetsSet;
+
+Widget::Widget(const Widget2 *const widget) :
+ Widget2(widget),
+ mMouseListeners(),
+ mKeyListeners(),
+ mActionListeners(),
+ mDeathListeners(),
+ mFocusListeners(),
+ mWidgetListeners(),
+ mForegroundColor(0x000000),
+ mBackgroundColor(0xffffff),
+ mBaseColor(0x808090),
+ mSelectionColor(0xc3d9ff),
+ mFocusHandler(nullptr),
+ mInternalFocusHandler(nullptr),
+ mParent(nullptr),
+ mDimension(),
+ mFrameSize(0),
+ mActionEventId(),
+ mFocusable(false),
+ mVisible(true),
+ mTabIn(true),
+ mTabOut(true),
+ mEnabled(true),
+ mId(),
+ mCurrentFont(nullptr)
+{
+ mWidgets.push_back(this);
+ mWidgetsSet.insert(this);
+}
+
+Widget::~Widget()
+{
+ for (DeathListenerIterator iter = mDeathListeners.begin();
+ iter != mDeathListeners.end();
+ ++iter)
+ {
+ Event event(this);
+ (*iter)->death(event);
+ }
+
+ _setFocusHandler(nullptr);
+
+ mWidgets.remove(this);
+ mWidgetsSet.erase(this);
+}
+
+void Widget::drawFrame(Graphics* graphics)
+{
+ BLOCK_START("Widget::drawFrame")
+ const Color &faceColor = getBaseColor();
+ Color highlightColor = faceColor + Color(0x303030);
+ Color shadowColor = faceColor - Color(0x303030);
+ const int alpha = getBaseColor().a;
+ const int width = getWidth() + getFrameSize() * 2 - 1;
+ const int height = getHeight() + getFrameSize() * 2 - 1;
+ highlightColor.a = alpha;
+ shadowColor.a = alpha;
+
+ for (unsigned int i = 0; i < getFrameSize(); ++i)
+ {
+ graphics->setColor(shadowColor);
+ graphics->drawLine(i, i, width - i, i);
+ graphics->drawLine(i, i + 1, i, height - i - 1);
+ graphics->setColor(highlightColor);
+ graphics->drawLine(width - i, i + 1, width - i, height - i);
+ graphics->drawLine(i, height - i, width - i - 1, height - i);
+ }
+ BLOCK_END("Widget::drawFrame")
+}
+
+void Widget::_setParent(Widget* parent)
+{
+ mParent = parent;
+}
+
+void Widget::setWidth(int width)
+{
+ Rectangle newDimension = mDimension;
+ newDimension.width = width;
+
+ setDimension(newDimension);
+}
+
+void Widget::setHeight(int height)
+{
+ Rectangle newDimension = mDimension;
+ newDimension.height = height;
+
+ setDimension(newDimension);
+}
+
+void Widget::setX(int x)
+{
+ Rectangle newDimension = mDimension;
+ newDimension.x = x;
+
+ setDimension(newDimension);
+}
+
+void Widget::setY(int y)
+{
+ Rectangle newDimension = mDimension;
+ newDimension.y = y;
+
+ setDimension(newDimension);
+}
+
+void Widget::setPosition(int x, int y)
+{
+ Rectangle newDimension = mDimension;
+ newDimension.x = x;
+ newDimension.y = y;
+
+ setDimension(newDimension);
+}
+
+void Widget::setDimension(const Rectangle& dimension)
+{
+ const Rectangle oldDimension = mDimension;
+ mDimension = dimension;
+
+ if (mDimension.width != oldDimension.width
+ || mDimension.height != oldDimension.height)
+ {
+ distributeResizedEvent();
+ }
+
+ if (mDimension.x != oldDimension.x
+ || mDimension.y != oldDimension.y)
+ {
+ distributeMovedEvent();
+ }
+}
+
+void Widget::setFrameSize(unsigned int frameSize)
+{
+ mFrameSize = frameSize;
+}
+
+unsigned int Widget::getFrameSize() const
+{
+ return mFrameSize;
+}
+
+const Rectangle& Widget::getDimension() const
+{
+ return mDimension;
+}
+
+const std::string& Widget::getActionEventId() const
+{
+ return mActionEventId;
+}
+
+void Widget::setActionEventId(const std::string& actionEventId)
+{
+ mActionEventId = actionEventId;
+}
+
+bool Widget::isFocused() const
+{
+ if (!mFocusHandler)
+ return false;
+
+ return (mFocusHandler->isFocused(this));
+}
+
+void Widget::setFocusable(bool focusable)
+{
+ if (!focusable && isFocused())
+ {
+ mFocusHandler->focusNone();
+ }
+
+ mFocusable = focusable;
+}
+
+bool Widget::isFocusable() const
+{
+ return mFocusable && isVisible() && isEnabled();
+}
+
+void Widget::requestFocus()
+{
+ if (!mFocusHandler)
+ return;
+
+ if (isFocusable())
+ mFocusHandler->requestFocus(this);
+}
+
+void Widget::requestMoveToTop()
+{
+ if (mParent)
+ mParent->moveToTop(this);
+}
+
+void Widget::requestMoveToBottom()
+{
+ if (mParent)
+ mParent->moveToBottom(this);
+}
+
+void Widget::setVisible(bool visible)
+{
+ if (!visible && isFocused())
+ mFocusHandler->focusNone();
+
+ if (visible)
+ distributeShownEvent();
+ else
+ distributeHiddenEvent();
+
+ mVisible = visible;
+}
+
+void Widget::setBaseColor(const Color& color)
+{
+ mBaseColor = color;
+}
+
+const Color& Widget::getBaseColor() const
+{
+ return mBaseColor;
+}
+
+void Widget::setForegroundColor(const Color& color)
+{
+ mForegroundColor = color;
+}
+
+const Color& Widget::getForegroundColor() const
+{
+ return mForegroundColor;
+}
+
+void Widget::setBackgroundColor(const Color& color)
+{
+ mBackgroundColor = color;
+}
+
+const Color& Widget::getBackgroundColor() const
+{
+ return mBackgroundColor;
+}
+
+void Widget::setSelectionColor(const Color& color)
+{
+ mSelectionColor = color;
+}
+
+const Color& Widget::getSelectionColor() const
+{
+ return mSelectionColor;
+}
+
+void Widget::_setFocusHandler(FocusHandler* focusHandler)
+{
+ if (mFocusHandler)
+ {
+ releaseModalFocus();
+ mFocusHandler->remove(this);
+ }
+
+ if (focusHandler)
+ focusHandler->add(this);
+
+ mFocusHandler = focusHandler;
+}
+
+FocusHandler* Widget::_getFocusHandler()
+{
+ return mFocusHandler;
+}
+
+void Widget::addActionListener(ActionListener* actionListener)
+{
+ mActionListeners.push_back(actionListener);
+}
+
+void Widget::removeActionListener(ActionListener* actionListener)
+{
+ mActionListeners.remove(actionListener);
+}
+
+void Widget::addDeathListener(DeathListener* deathListener)
+{
+ mDeathListeners.push_back(deathListener);
+}
+
+void Widget::removeDeathListener(DeathListener* deathListener)
+{
+ mDeathListeners.remove(deathListener);
+}
+
+void Widget::addKeyListener(KeyListener* keyListener)
+{
+ mKeyListeners.push_back(keyListener);
+}
+
+void Widget::removeKeyListener(KeyListener* keyListener)
+{
+ mKeyListeners.remove(keyListener);
+}
+
+void Widget::addFocusListener(FocusListener* focusListener)
+{
+ mFocusListeners.push_back(focusListener);
+}
+
+void Widget::removeFocusListener(FocusListener* focusListener)
+{
+ mFocusListeners.remove(focusListener);
+}
+
+void Widget::addMouseListener(MouseListener* mouseListener)
+{
+ mMouseListeners.push_back(mouseListener);
+}
+
+void Widget::removeMouseListener(MouseListener* mouseListener)
+{
+ mMouseListeners.remove(mouseListener);
+}
+
+void Widget::addWidgetListener(WidgetListener* widgetListener)
+{
+ mWidgetListeners.push_back(widgetListener);
+}
+
+void Widget::removeWidgetListener(WidgetListener* widgetListener)
+{
+ mWidgetListeners.remove(widgetListener);
+}
+
+void Widget::getAbsolutePosition(int& x, int& y) const
+{
+ if (!mParent)
+ {
+ x = mDimension.x;
+ y = mDimension.y;
+ return;
+ }
+
+ int parentX;
+ int parentY;
+
+ mParent->getAbsolutePosition(parentX, parentY);
+
+ const Rectangle &rect = mParent->getChildrenArea();
+ x = parentX + mDimension.x + rect.x;
+ y = parentY + mDimension.y + rect.y;
+}
+
+Font* Widget::getFont() const
+{
+ if (!mCurrentFont)
+ return mGlobalFont;
+ return mCurrentFont;
+}
+
+void Widget::setGlobalFont(Font* font)
+{
+ mGlobalFont = font;
+
+ for (std::list<Widget*>::const_iterator iter = mWidgets.begin();
+ iter != mWidgets.end(); ++iter)
+ {
+ if (!(*iter)->mCurrentFont)
+ (*iter)->fontChanged();
+ }
+}
+
+void Widget::setFont(Font* font)
+{
+ mCurrentFont = font;
+ fontChanged();
+}
+
+bool Widget::widgetExists(const Widget* widget)
+{
+ return mWidgetsSet.find(const_cast<Widget*>(widget))
+ != mWidgetsSet.end();
+}
+
+bool Widget::isTabInEnabled() const
+{
+ return mTabIn;
+}
+
+void Widget::setTabInEnabled(bool enabled)
+{
+ mTabIn = enabled;
+}
+
+bool Widget::isTabOutEnabled() const
+{
+ return mTabOut;
+}
+
+void Widget::setTabOutEnabled(bool enabled)
+{
+ mTabOut = enabled;
+}
+
+void Widget::setSize(int width, int height)
+{
+ Rectangle newDimension = mDimension;
+ newDimension.width = width;
+ newDimension.height = height;
+
+ setDimension(newDimension);
+}
+
+void Widget::setEnabled(bool enabled)
+{
+ mEnabled = enabled;
+}
+
+bool Widget::isEnabled() const
+{
+ return mEnabled && isVisible();
+}
+
+void Widget::requestModalFocus()
+{
+ if (!mFocusHandler)
+ return;
+
+ mFocusHandler->requestModalFocus(this);
+}
+
+void Widget::requestModalMouseInputFocus()
+{
+ if (!mFocusHandler)
+ return;
+
+ mFocusHandler->requestModalMouseInputFocus(this);
+}
+
+void Widget::releaseModalFocus()
+{
+ if (!mFocusHandler)
+ return;
+
+ mFocusHandler->releaseModalFocus(this);
+}
+
+void Widget::releaseModalMouseInputFocus()
+{
+ if (!mFocusHandler)
+ return;
+
+ mFocusHandler->releaseModalMouseInputFocus(this);
+}
+
+bool Widget::isModalFocused() const
+{
+ if (!mFocusHandler)
+ return false;
+
+ if (mParent)
+ {
+ return (mFocusHandler->getModalFocused() == this)
+ || mParent->isModalFocused();
+ }
+
+ return mFocusHandler->getModalFocused() == this;
+}
+
+bool Widget::isModalMouseInputFocused() const
+{
+ if (!mFocusHandler)
+ return false;
+
+ if (mParent)
+ {
+ return (mFocusHandler->getModalMouseInputFocused() == this)
+ || mParent->isModalMouseInputFocused();
+ }
+
+ return mFocusHandler->getModalMouseInputFocused() == this;
+}
+
+Widget *Widget::getWidgetAt(int x A_UNUSED, int y A_UNUSED)
+{
+ return nullptr;
+}
+
+const std::list<MouseListener*>& Widget::_getMouseListeners()
+{
+ return mMouseListeners;
+}
+
+const std::list<KeyListener*>& Widget::_getKeyListeners()
+{
+ return mKeyListeners;
+}
+
+const std::list<FocusListener*>& Widget::_getFocusListeners()
+{
+ return mFocusListeners;
+}
+
+Rectangle Widget::getChildrenArea()
+{
+ return Rectangle(0, 0, 0, 0);
+}
+
+FocusHandler* Widget::_getInternalFocusHandler()
+{
+ return mInternalFocusHandler;
+}
+
+void Widget::setInternalFocusHandler(FocusHandler* focusHandler)
+{
+ mInternalFocusHandler = focusHandler;
+}
+
+void Widget::setId(const std::string& id)
+{
+ mId = id;
+}
+
+const std::string& Widget::getId()
+{
+ return mId;
+}
+
+void Widget::distributeResizedEvent()
+{
+ for (WidgetListenerIterator iter = mWidgetListeners.begin();
+ iter != mWidgetListeners.end();
+ ++ iter)
+ {
+ Event event(this);
+ (*iter)->widgetResized(event);
+ }
+}
+
+void Widget::distributeMovedEvent()
+{
+ for (WidgetListenerIterator iter = mWidgetListeners.begin();
+ iter != mWidgetListeners.end();
+ ++ iter)
+ {
+ Event event(this);
+ (*iter)->widgetMoved(event);
+ }
+}
+
+void Widget::distributeHiddenEvent()
+{
+ for (WidgetListenerIterator iter = mWidgetListeners.begin();
+ iter != mWidgetListeners.end();
+ ++ iter)
+ {
+ Event event(this);
+ (*iter)->widgetHidden(event);
+ }
+}
+
+void Widget::distributeActionEvent()
+{
+ for (ActionListenerIterator iter = mActionListeners.begin();
+ iter != mActionListeners.end();
+ ++iter)
+ {
+ ActionEvent actionEvent(this, mActionEventId);
+ (*iter)->action(actionEvent);
+ }
+}
+
+void Widget::distributeShownEvent()
+{
+ for (WidgetListenerIterator iter = mWidgetListeners.begin();
+ iter != mWidgetListeners.end();
+ ++iter)
+ {
+ Event event(this);
+ (*iter)->widgetShown(event);
+ }
+}
+
+void Widget::showPart(Rectangle rectangle)
+{
+ if (mParent)
+ mParent->showWidgetPart(this, rectangle);
+}