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Diffstat (limited to 'src/gui/widgets/listbox.cpp')
| -rw-r--r-- | src/gui/widgets/listbox.cpp | 446 |
1 files changed, 0 insertions, 446 deletions
diff --git a/src/gui/widgets/listbox.cpp b/src/gui/widgets/listbox.cpp deleted file mode 100644 index 0bf590f6b..000000000 --- a/src/gui/widgets/listbox.cpp +++ /dev/null @@ -1,446 +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/widgets/listbox.h" - -#include "settings.h" - -#include "gui/focushandler.h" -#include "gui/gui.h" -#include "gui/skin.h" - -#include "gui/fonts/font.h" - -#include "gui/models/listmodel.h" - -#include "listeners/selectionlistener.h" - -#include "utils/foreach.h" - -#include "render/graphics.h" - -#include "debug.h" - -float ListBox::mAlpha = 1.0; - -ListBox::ListBox(const Widget2 *const widget, - ListModel *const listModel, - const std::string &skin) : - Widget(widget), - MouseListener(), - KeyListener(), - mSelected(-1), - mListModel(listModel), - mWrappingEnabled(false), - mSelectionListeners(), - mHighlightColor(getThemeColor(ThemeColorId::HIGHLIGHT)), - mForegroundSelectedColor(getThemeColor(ThemeColorId::LISTBOX_SELECTED)), - mForegroundSelectedColor2(getThemeColor( - ThemeColorId::LISTBOX_SELECTED_OUTLINE)), - mOldSelected(-1), - mPadding(0), - mPressedIndex(-2), - mRowHeight(0), - mItemPadding(1), - mSkin(nullptr), - mDistributeMousePressed(true), - mCenterText(false) -{ - setWidth(100); - setFocusable(true); - addMouseListener(this); - addKeyListener(this); - - mForegroundColor = getThemeColor(ThemeColorId::LISTBOX); - mForegroundColor2 = getThemeColor(ThemeColorId::LISTBOX_OUTLINE); - - if (theme != nullptr) - mSkin = theme->load(skin, "listbox.xml"); - - if (mSkin != nullptr) - { - mPadding = mSkin->getPadding(); - mItemPadding = mSkin->getOption("itemPadding"); - } - - const Font *const font = getFont(); - mRowHeight = CAST_U32( - font->getHeight() + 2 * mItemPadding); -} - -void ListBox::postInit() -{ - adjustSize(); -} - -ListBox::~ListBox() -{ - if (gui != nullptr) - gui->removeDragged(this); - - if (theme != nullptr) - theme->unload(mSkin); -} - -void ListBox::updateAlpha() -{ - const float alpha = std::max(settings.guiAlpha, - theme->getMinimumOpacity()); - - if (mAlpha != alpha) - mAlpha = alpha; -} - -void ListBox::draw(Graphics *const graphics) -{ - if (mListModel == nullptr) - return; - - BLOCK_START("ListBox::draw") - updateAlpha(); - - mHighlightColor.a = CAST_U32(mAlpha * 255.0F); - graphics->setColor(mHighlightColor); - Font *const font = getFont(); - const int rowHeight = CAST_S32(getRowHeight()); - const int width = mDimension.width; - - if (mCenterText) - { - // Draw filled rectangle around the selected list element - if (mSelected >= 0) - { - graphics->fillRectangle(Rect(mPadding, - rowHeight * mSelected + mPadding, - mDimension.width - 2 * mPadding, rowHeight)); - - const std::string str = mListModel->getElementAt(mSelected); - font->drawString(graphics, - mForegroundSelectedColor, - mForegroundSelectedColor2, - str, - (width - font->getWidth(str)) / 2, - mSelected * rowHeight + mPadding + mItemPadding); - } - // Draw the list elements - const int sz = mListModel->getNumberOfElements(); - for (int i = 0, y = mPadding + mItemPadding; - i < sz; ++i, y += rowHeight) - { - if (i != mSelected) - { - const std::string str = mListModel->getElementAt(i); - font->drawString(graphics, - mForegroundColor, - mForegroundColor2, - str, - (width - font->getWidth(str)) / 2, y); - } - } - } - else - { - // Draw filled rectangle around the selected list element - if (mSelected >= 0) - { - graphics->fillRectangle(Rect(mPadding, - rowHeight * mSelected + mPadding, - mDimension.width - 2 * mPadding, rowHeight)); - - const std::string str = mListModel->getElementAt(mSelected); - font->drawString(graphics, - mForegroundSelectedColor, - mForegroundSelectedColor2, - str, - mPadding, - mSelected * rowHeight + mPadding + mItemPadding); - } - // Draw the list elements - const int sz = mListModel->getNumberOfElements(); - for (int i = 0, y = mPadding + mItemPadding; i < sz; - ++i, y += rowHeight) - { - if (i != mSelected) - { - const std::string str = mListModel->getElementAt(i); - font->drawString(graphics, - mForegroundColor, - mForegroundColor2, - str, - mPadding, y); - } - } - } - BLOCK_END("ListBox::draw") -} - -void ListBox::keyPressed(KeyEvent &event) -{ - const InputActionT action = event.getActionId(); - if (action == InputAction::GUI_SELECT) - { - distributeActionEvent(); - event.consume(); - } - else if (action == InputAction::GUI_UP) - { - if (mSelected > 0) - { - setSelected(mSelected - 1); - } - else if (mSelected == 0 && - mWrappingEnabled && - getListModel() != nullptr) - { - setSelected(getListModel()->getNumberOfElements() - 1); - } - event.consume(); - } - else if (action == InputAction::GUI_DOWN) - { - const int num = getListModel()->getNumberOfElements() - 1; - if (mSelected < num) - setSelected(mSelected + 1); - else if (mSelected == num && mWrappingEnabled) - setSelected(0); - event.consume(); - } - else if (action == InputAction::GUI_HOME) - { - setSelected(0); - event.consume(); - } - else if (action == InputAction::GUI_END && (getListModel() != nullptr)) - { - setSelected(getListModel()->getNumberOfElements() - 1); - event.consume(); - } -} - -void ListBox::safeDraw(Graphics *const graphics) -{ - ListBox::draw(graphics); -} - -// Don't do anything on scrollwheel. ScrollArea will deal with that. - -void ListBox::mouseWheelMovedUp(MouseEvent &event A_UNUSED) -{ -} - -void ListBox::mouseWheelMovedDown(MouseEvent &event A_UNUSED) -{ -} - -void ListBox::mousePressed(MouseEvent &event) -{ - mPressedIndex = getSelectionByMouse(event.getY()); - if (mMouseConsume && mPressedIndex != -1) - event.consume(); -} - -void ListBox::mouseReleased(MouseEvent &event) -{ - if (mPressedIndex != getSelectionByMouse(event.getY())) - return; - - if (mDistributeMousePressed) - { - mouseReleased1(event); - } - else - { - switch (event.getClickCount()) - { - case 1: - mouseDragged(event); - mOldSelected = mSelected; - break; - case 2: - if (gui != nullptr) - gui->resetClickCount(); - if (mOldSelected == mSelected) - mouseReleased1(event); - else - mouseDragged(event); - mOldSelected = mSelected; - break; - default: - mouseDragged(event); - mOldSelected = mSelected; - break; - } - } - mPressedIndex = -2; -} - -void ListBox::mouseReleased1(const MouseEvent &event) -{ - if (event.getButton() == MouseButton::LEFT) - { - setSelected(std::max(0, getSelectionByMouse(event.getY()))); - distributeActionEvent(); - } -} - -void ListBox::mouseDragged(MouseEvent &event) -{ - if (event.getButton() != MouseButton::LEFT || getRowHeight() == 0) - return; - - // Make list selection update on drag, but guard against negative y - if (getRowHeight() != 0u) - setSelected(std::max(0, getSelectionByMouse(event.getY()))); -} - -void ListBox::refocus() -{ - if (mFocusHandler == nullptr) - return; - - if (isFocusable()) - mFocusHandler->requestFocus(this); -} - -void ListBox::adjustSize() -{ - BLOCK_START("ListBox::adjustSize") - if (mListModel != nullptr) - { - setHeight(CAST_S32(getRowHeight()) * - mListModel->getNumberOfElements() + 2 * mPadding); - } - BLOCK_END("ListBox::adjustSize") -} - -void ListBox::logic() -{ - BLOCK_START("ListBox::logic") - adjustSize(); - BLOCK_END("ListBox::logic") -} - -int ListBox::getSelectionByMouse(const int y) const -{ - if (y < mPadding) - return -1; - return (y - mPadding) / CAST_S32(getRowHeight()); -} - -void ListBox::setSelected(const int selected) -{ - if (mListModel == nullptr) - { - mSelected = -1; - } - else - { - if (selected < 0) - mSelected = -1; - else if (selected >= mListModel->getNumberOfElements()) - mSelected = mListModel->getNumberOfElements() - 1; - else - mSelected = selected; - } - - Rect scroll; - - if (mSelected < 0) - scroll.y = 0; - else - scroll.y = CAST_S32(getRowHeight()) * mSelected; - - scroll.height = CAST_S32(getRowHeight()); - showPart(scroll); - - distributeValueChangedEvent(); -} - -void ListBox::setListModel(ListModel *const listModel) -{ - mSelected = -1; - mListModel = listModel; - adjustSize(); -} - -void ListBox::addSelectionListener(SelectionListener *const selectionListener) -{ - mSelectionListeners.push_back(selectionListener); -} - -void ListBox::removeSelectionListener(SelectionListener *const - selectionListener) -{ - mSelectionListeners.remove(selectionListener); -} - -void ListBox::distributeValueChangedEvent() -{ - FOR_EACH (SelectionListenerIterator, iter, mSelectionListeners) - { - SelectionEvent event(this); - (*iter)->valueChanged(event); - } -} |