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/* |
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* The ManaPlus Client |
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* Copyright (C) 2008-2009 The Mana World Development Team |
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* Copyright (C) 2009-2010 The Mana Developers |
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* Copyright (C) 2011-2019 The ManaPlus Developers |
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* |
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* This file is part of The ManaPlus Client. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include "gui/widgets/guitable.h" |
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#include "settings.h" |
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#include "gui/gui.h" |
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#include "gui/models/tablemodel.h" |
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#include "listeners/guitableactionlistener.h" |
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#include "render/graphics.h" |
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#include "utils/delete2.h" |
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#include "utils/dtor.h" |
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#include "debug.h" |
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float GuiTable::mAlpha = 1.0; |
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GuiTable::GuiTable(const Widget2 *const widget, |
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TableModel *const initial_model, |
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const Opaque opacity) : |
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Widget(widget), |
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MouseListener(), |
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KeyListener(), |
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TableModelListener(), |
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mModel(nullptr), |
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mTopWidget(nullptr), |
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mActionListeners2(), |
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mHighlightColor(getThemeColor(ThemeColorId::HIGHLIGHT, 255U)), |
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mSelectedRow(-1), |
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mSelectedColumn(-1), |
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mLinewiseMode(false), |
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mWrappingEnabled(false), |
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mOpaque(opacity), |
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mSelectableGui(true) |
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{ |
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mAllowLogic = false; |
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mBackgroundColor = getThemeColor(ThemeColorId::BACKGROUND, 255U); |
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✓✗ |
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setModel(initial_model); |
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✓✗ |
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setFocusable(true); |
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✓✗ |
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addMouseListener(this); |
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✓✗ |
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addKeyListener(this); |
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} |
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GuiTable::~GuiTable() |
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{ |
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✓✗ |
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if (gui != nullptr) |
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gui->removeDragged(this); |
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uninstallActionListeners(); |
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✓✗ |
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delete2(mModel) |
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} |
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const TableModel *GuiTable::getModel() const |
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{ |
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return mModel; |
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} |
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void GuiTable::setModel(TableModel *const new_model) |
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{ |
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✗✓ |
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if (mModel != nullptr) |
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{ |
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uninstallActionListeners(); |
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mModel->removeListener(this); |
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} |
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mModel = new_model; |
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installActionListeners(); |
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new_model->installListener(this); |
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recomputeDimensions(); |
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} |
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void GuiTable::recomputeDimensions() |
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{ |
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✓✗ |
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if (mModel == nullptr) |
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return; |
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const int rows_nr = mModel->getRows(); |
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const int columns_nr = mModel->getColumns(); |
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int width = 0; |
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✓✓ |
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if (mSelectableGui) |
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{ |
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✗✓ |
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if (mSelectedRow >= rows_nr) |
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mSelectedRow = rows_nr - 1; |
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✗✓ |
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if (mSelectedColumn >= columns_nr) |
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mSelectedColumn = columns_nr - 1; |
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} |
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✓✓ |
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for (int i = 0; i < columns_nr; i++) |
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width += getColumnWidth(i); |
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setWidth(width); |
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setHeight(getRowHeight() * rows_nr); |
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} |
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void GuiTable::setSelected(const int row, const int column) |
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{ |
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mSelectedColumn = column; |
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mSelectedRow = row; |
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} |
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int GuiTable::getSelectedRow() const |
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{ |
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return mSelectedRow; |
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} |
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int GuiTable::getSelectedColumn() const |
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{ |
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return mSelectedColumn; |
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} |
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int GuiTable::getRowHeight() const |
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{ |
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return mModel->getRowHeight() + 4; // border |
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} |
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int GuiTable::getColumnWidth(const int i) const |
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{ |
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return mModel->getColumnWidth(i) + 4; // border |
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} |
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void GuiTable::setSelectedRow(const int selected) |
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{ |
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if (!mSelectableGui) |
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{ |
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mSelectedRow = -1; |
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} |
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else |
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{ |
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const int rows = mModel->getRows(); |
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if (selected < 0 && !mWrappingEnabled) |
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{ |
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mSelectedRow = -1; |
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} |
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else if (selected >= rows && mWrappingEnabled) |
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{ |
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mSelectedRow = 0; |
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} |
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else if ((selected >= rows && !mWrappingEnabled) || |
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(selected < 0 && mWrappingEnabled)) |
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{ |
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mSelectedRow = rows - 1; |
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} |
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else |
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{ |
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mSelectedRow = selected; |
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} |
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} |
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} |
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void GuiTable::setSelectedColumn(const int selected) |
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{ |
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const int columns = mModel->getColumns(); |
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if ((selected >= columns && mWrappingEnabled) || |
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(selected < 0 && !mWrappingEnabled)) |
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{ |
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mSelectedColumn = 0; |
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} |
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else if ((selected >= columns && !mWrappingEnabled) || |
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(selected < 0 && mWrappingEnabled)) |
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{ |
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mSelectedColumn = columns - 1; |
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} |
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else |
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{ |
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mSelectedColumn = selected; |
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} |
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} |
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void GuiTable::uninstallActionListeners() |
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{ |
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delete_all(mActionListeners2); |
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mActionListeners2.clear(); |
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} |
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void GuiTable::installActionListeners() |
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{ |
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const int rows = mModel->getRows(); |
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const int columns = mModel->getColumns(); |
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✓✓ |
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for (int row = 0; row < rows; ++row) |
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{ |
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✓✓ |
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for (int column = 0; column < columns; ++column) |
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{ |
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Widget *const widget = mModel->getElementAt(row, column); |
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✓✓ |
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if (widget != nullptr) |
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{ |
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mActionListeners2.push_back(new GuiTableActionListener( |
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✓✗ |
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this, widget, row, column)); |
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} |
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} |
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} |
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setFocusHandler(getFocusHandler()); |
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} |
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// -- widget ops |
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void GuiTable::draw(Graphics *const graphics) |
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{ |
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if (getRowHeight() == 0) |
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return; |
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BLOCK_START("GuiTable::draw") |
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if (settings.guiAlpha != mAlpha) |
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mAlpha = settings.guiAlpha; |
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const Rect &rect = mDimension; |
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const int width = rect.width; |
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const int height = rect.height; |
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const int y = rect.y; |
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if (mOpaque == Opaque_true) |
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{ |
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mBackgroundColor.a = CAST_U32(mAlpha * 255.0F); |
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graphics->setColor(mBackgroundColor); |
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graphics->fillRectangle(Rect(0, 0, width, height)); |
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} |
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// First, determine how many rows we need to draw, |
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// and where we should start. |
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int rHeight = getRowHeight(); |
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if (rHeight == 0) |
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rHeight = 1; |
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int first_row = -(y / rHeight); |
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if (first_row < 0) |
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first_row = 0; |
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unsigned int rows_nr = CAST_U32(1 + |
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height / rHeight); // May overestimate by one. |
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unsigned int max_rows_nr; |
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if (mModel->getRows() < first_row) |
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{ |
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max_rows_nr = 0U; |
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} |
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else |
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{ |
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max_rows_nr = CAST_U32( |
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mModel->getRows() - first_row); // clip if neccessary: |
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} |
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if (max_rows_nr < rows_nr) |
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rows_nr = max_rows_nr; |
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// Now determine the first and last column |
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// Take the easy way out; these are usually bounded and all visible. |
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const unsigned first_column = 0; |
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const unsigned last_column1 = CAST_U32( |
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mModel->getColumns()); |
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int y_offset = first_row * rHeight; |
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for (unsigned int r = CAST_U32(first_row); |
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r < CAST_U32(first_row) + rows_nr; |
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++r) |
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{ |
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int x_offset = 0; |
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for (unsigned c = first_column; c + 1 <= last_column1; ++c) |
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{ |
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Widget *const widget = mModel->getElementAt(CAST_S32(r), |
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CAST_S32(c)); |
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const int cWidth = CAST_S32(getColumnWidth( |
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CAST_S32(c))); |
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if (widget != nullptr) |
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{ |
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Rect bounds(x_offset, y_offset, cWidth, rHeight); |
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if (widget == mTopWidget) |
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{ |
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bounds.height = widget->getHeight(); |
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bounds.width = widget->getWidth(); |
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} |
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widget->setDimension(bounds); |
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if (mSelectedRow > -1) |
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{ |
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mHighlightColor.a = CAST_U32( |
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mAlpha * 255.0F); |
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graphics->setColor(mHighlightColor); |
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if (mLinewiseMode && r == CAST_U32( |
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mSelectedRow) && c == 0) |
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{ |
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graphics->fillRectangle(Rect(0, y_offset, |
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width, rHeight)); |
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} |
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else if (!mLinewiseMode && mSelectedColumn > 0 |
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&& c == CAST_U32(mSelectedColumn) |
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&& r == CAST_U32(mSelectedRow)) |
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{ |
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graphics->fillRectangle(Rect( |
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x_offset, y_offset, cWidth, rHeight)); |
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} |
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} |
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graphics->pushClipArea(bounds); |
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widget->draw(graphics); |
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graphics->popClipArea(); |
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} |
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x_offset += cWidth; |
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} |
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y_offset += rHeight; |
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} |
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if (mTopWidget != nullptr) |
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{ |
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const Rect &bounds = mTopWidget->getDimension(); |
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graphics->pushClipArea(bounds); |
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mTopWidget->draw(graphics); |
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graphics->popClipArea(); |
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} |
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BLOCK_END("GuiTable::draw") |
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} |
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void GuiTable::safeDraw(Graphics *const graphics) |
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{ |
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if (getRowHeight() == 0) |
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return; |
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BLOCK_START("GuiTable::draw") |
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if (settings.guiAlpha != mAlpha) |
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mAlpha = settings.guiAlpha; |
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const Rect &rect = mDimension; |
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const int width = rect.width; |
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const int height = rect.height; |
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const int y = rect.y; |
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if (mOpaque == Opaque_true) |
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{ |
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mBackgroundColor.a = CAST_U32(mAlpha * 255.0F); |
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graphics->setColor(mBackgroundColor); |
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graphics->fillRectangle(Rect(0, 0, width, height)); |
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} |
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// First, determine how many rows we need to draw, |
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// and where we should start. |
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int rHeight = getRowHeight(); |
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if (rHeight == 0) |
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rHeight = 1; |
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int first_row = -(y / rHeight); |
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if (first_row < 0) |
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first_row = 0; |
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|
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unsigned int rows_nr = CAST_U32( |
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1 + height / rHeight); // May overestimate by one. |
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unsigned int max_rows_nr; |
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if (mModel->getRows() < first_row) |
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{ |
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max_rows_nr = 0; |
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} |
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else |
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{ |
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max_rows_nr = CAST_U32( |
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mModel->getRows() - first_row); // clip if neccessary: |
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} |
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if (max_rows_nr < rows_nr) |
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rows_nr = max_rows_nr; |
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|
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// Now determine the first and last column |
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// Take the easy way out; these are usually bounded and all visible. |
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const unsigned int first_column = 0; |
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const unsigned int last_column1 = CAST_U32( |
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mModel->getColumns()); |
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|
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int y_offset = first_row * rHeight; |
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|
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for (unsigned int r = CAST_U32(first_row); |
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r < CAST_U32(first_row + CAST_S32(rows_nr)); |
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++r) |
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{ |
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int x_offset = 0; |
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|
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for (unsigned c = first_column; c + 1 <= last_column1; ++c) |
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{ |
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Widget *const widget = mModel->getElementAt(CAST_S32(r), |
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CAST_S32(c)); |
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const int cWidth = CAST_S32(getColumnWidth( |
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CAST_S32(c))); |
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if (widget != nullptr) |
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{ |
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Rect bounds(x_offset, y_offset, cWidth, rHeight); |
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|
413 |
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if (widget == mTopWidget) |
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{ |
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bounds.height = widget->getHeight(); |
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bounds.width = widget->getWidth(); |
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} |
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|
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widget->setDimension(bounds); |
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|
421 |
|
|
if (mSelectedRow > -1) |
422 |
|
|
{ |
423 |
|
|
mHighlightColor.a = CAST_U32( |
424 |
|
|
mAlpha * 255.0F); |
425 |
|
|
graphics->setColor(mHighlightColor); |
426 |
|
|
|
427 |
|
|
if (mLinewiseMode && r == CAST_U32( |
428 |
|
|
mSelectedRow) && c == 0) |
429 |
|
|
{ |
430 |
|
|
graphics->fillRectangle(Rect(0, y_offset, |
431 |
|
|
width, rHeight)); |
432 |
|
|
} |
433 |
|
|
else if (!mLinewiseMode && mSelectedColumn > 0 |
434 |
|
|
&& c == CAST_U32(mSelectedColumn) |
435 |
|
|
&& r == CAST_U32(mSelectedRow)) |
436 |
|
|
{ |
437 |
|
|
graphics->fillRectangle(Rect( |
438 |
|
|
x_offset, y_offset, cWidth, rHeight)); |
439 |
|
|
} |
440 |
|
|
} |
441 |
|
|
graphics->pushClipArea(bounds); |
442 |
|
|
widget->safeDraw(graphics); |
443 |
|
|
graphics->popClipArea(); |
444 |
|
|
} |
445 |
|
|
|
446 |
|
|
x_offset += cWidth; |
447 |
|
|
} |
448 |
|
|
|
449 |
|
|
y_offset += rHeight; |
450 |
|
|
} |
451 |
|
|
|
452 |
|
|
if (mTopWidget != nullptr) |
453 |
|
|
{ |
454 |
|
|
const Rect &bounds = mTopWidget->getDimension(); |
455 |
|
|
graphics->pushClipArea(bounds); |
456 |
|
|
mTopWidget->safeDraw(graphics); |
457 |
|
|
graphics->popClipArea(); |
458 |
|
|
} |
459 |
|
|
BLOCK_END("GuiTable::draw") |
460 |
|
|
} |
461 |
|
|
|
462 |
|
|
void GuiTable::moveToTop(Widget *const widget) |
463 |
|
|
{ |
464 |
|
|
Widget::moveToTop(widget); |
465 |
|
|
mTopWidget = widget; |
466 |
|
|
} |
467 |
|
|
|
468 |
|
|
void GuiTable::moveToBottom(Widget *const widget) |
469 |
|
|
{ |
470 |
|
|
Widget::moveToBottom(widget); |
471 |
|
|
if (widget == mTopWidget) |
472 |
|
|
mTopWidget = nullptr; |
473 |
|
|
} |
474 |
|
|
|
475 |
|
|
Rect GuiTable::getChildrenArea() |
476 |
|
|
{ |
477 |
|
|
return Rect(0, 0, mDimension.width, mDimension.height); |
478 |
|
|
} |
479 |
|
|
|
480 |
|
|
// -- KeyListener notifications |
481 |
|
|
void GuiTable::keyPressed(KeyEvent& event) |
482 |
|
|
{ |
483 |
|
|
const InputActionT action = event.getActionId(); |
484 |
|
|
|
485 |
|
|
if (action == InputAction::GUI_SELECT) |
486 |
|
|
{ |
487 |
|
|
distributeActionEvent(); |
488 |
|
|
event.consume(); |
489 |
|
|
} |
490 |
|
|
else if (action == InputAction::GUI_UP) |
491 |
|
|
{ |
492 |
|
|
setSelectedRow(mSelectedRow - 1); |
493 |
|
|
event.consume(); |
494 |
|
|
} |
495 |
|
|
else if (action == InputAction::GUI_DOWN) |
496 |
|
|
{ |
497 |
|
|
setSelectedRow(mSelectedRow + 1); |
498 |
|
|
event.consume(); |
499 |
|
|
} |
500 |
|
|
else if (action == InputAction::GUI_LEFT) |
501 |
|
|
{ |
502 |
|
|
setSelectedColumn(mSelectedColumn - 1); |
503 |
|
|
event.consume(); |
504 |
|
|
} |
505 |
|
|
else if (action == InputAction::GUI_RIGHT) |
506 |
|
|
{ |
507 |
|
|
setSelectedColumn(mSelectedColumn + 1); |
508 |
|
|
event.consume(); |
509 |
|
|
} |
510 |
|
|
else if (action == InputAction::GUI_HOME) |
511 |
|
|
{ |
512 |
|
|
setSelectedRow(0); |
513 |
|
|
setSelectedColumn(0); |
514 |
|
|
event.consume(); |
515 |
|
|
} |
516 |
|
|
else if (action == InputAction::GUI_END && (mModel != nullptr)) |
517 |
|
|
{ |
518 |
|
|
setSelectedRow(mModel->getRows() - 1); |
519 |
|
|
setSelectedColumn(mModel->getColumns() - 1); |
520 |
|
|
event.consume(); |
521 |
|
|
} |
522 |
|
|
} |
523 |
|
|
|
524 |
|
|
// -- MouseListener notifications |
525 |
|
|
void GuiTable::mousePressed(MouseEvent& event) |
526 |
|
|
{ |
527 |
|
|
if (!mSelectableGui) |
528 |
|
|
return; |
529 |
|
|
|
530 |
|
|
if (event.getButton() == MouseButton::LEFT) |
531 |
|
|
{ |
532 |
|
|
const int row = getRowForY(event.getY()); |
533 |
|
|
const int column = getColumnForX(event.getX()); |
534 |
|
|
|
535 |
|
|
if (row > -1 && column > -1 && |
536 |
|
|
row < mModel->getRows() && column < mModel->getColumns()) |
537 |
|
|
{ |
538 |
|
|
mSelectedColumn = column; |
539 |
|
|
mSelectedRow = row; |
540 |
|
|
event.consume(); |
541 |
|
|
} |
542 |
|
|
|
543 |
|
|
distributeActionEvent(); |
544 |
|
|
} |
545 |
|
|
} |
546 |
|
|
|
547 |
|
|
void GuiTable::mouseWheelMovedUp(MouseEvent& event) |
548 |
|
|
{ |
549 |
|
|
if (isFocused()) |
550 |
|
|
{ |
551 |
|
|
const int selRow = getSelectedRow(); |
552 |
|
|
if (selRow > 0 || (selRow == 0 && mWrappingEnabled)) |
553 |
|
|
setSelectedRow(selRow - 1); |
554 |
|
|
event.consume(); |
555 |
|
|
} |
556 |
|
|
} |
557 |
|
|
|
558 |
|
|
void GuiTable::mouseWheelMovedDown(MouseEvent& event) |
559 |
|
|
{ |
560 |
|
|
if (isFocused()) |
561 |
|
|
{ |
562 |
|
|
setSelectedRow(getSelectedRow() + 1); |
563 |
|
|
event.consume(); |
564 |
|
|
} |
565 |
|
|
} |
566 |
|
|
|
567 |
|
|
void GuiTable::mouseDragged(MouseEvent& event) |
568 |
|
|
{ |
569 |
|
|
if (event.getButton() != MouseButton::LEFT) |
570 |
|
|
return; |
571 |
|
|
|
572 |
|
|
// Make table selection update on drag |
573 |
|
|
const int x = std::max(0, event.getX()); |
574 |
|
|
const int y = std::max(0, event.getY()); |
575 |
|
|
|
576 |
|
|
setSelectedRow(getRowForY(y)); |
577 |
|
|
setSelectedColumn(getColumnForX(x)); |
578 |
|
|
} |
579 |
|
|
|
580 |
|
8 |
void GuiTable::modelUpdated(const bool completed) |
581 |
|
|
{ |
582 |
✓✓ |
8 |
if (completed) |
583 |
|
|
{ |
584 |
|
4 |
recomputeDimensions(); |
585 |
|
4 |
installActionListeners(); |
586 |
|
|
} |
587 |
|
|
else |
588 |
|
|
{ // before the update? |
589 |
|
4 |
mTopWidget = nullptr; // No longer valid in general |
590 |
|
4 |
uninstallActionListeners(); |
591 |
|
|
} |
592 |
|
8 |
} |
593 |
|
|
|
594 |
|
|
Widget *GuiTable::getWidgetAt(int x, int y) |
595 |
|
|
{ |
596 |
|
|
if (mModel == nullptr) |
597 |
|
|
return nullptr; |
598 |
|
|
|
599 |
|
|
const int row = getRowForY(y); |
600 |
|
|
const int column = getColumnForX(x); |
601 |
|
|
|
602 |
|
|
if (mTopWidget != nullptr && |
603 |
|
|
mTopWidget->getDimension().isPointInRect(x, y)) |
604 |
|
|
{ |
605 |
|
|
return mTopWidget; |
606 |
|
|
} |
607 |
|
|
|
608 |
|
|
if (row > -1 && column > -1) |
609 |
|
|
{ |
610 |
|
|
Widget *const w = mModel->getElementAt(row, column); |
611 |
|
|
if (w != nullptr && w->isFocusable()) |
612 |
|
|
return w; |
613 |
|
|
} |
614 |
|
|
return nullptr; |
615 |
|
|
} |
616 |
|
|
|
617 |
|
|
int GuiTable::getRowForY(const int y) const |
618 |
|
|
{ |
619 |
|
|
int row = -1; |
620 |
|
|
|
621 |
|
|
const int rowHeight = getRowHeight(); |
622 |
|
|
if (rowHeight > 0) |
623 |
|
|
row = y / rowHeight; |
624 |
|
|
|
625 |
|
|
if (row < 0 || row >= mModel->getRows()) |
626 |
|
|
return -1; |
627 |
|
|
return row; |
628 |
|
|
} |
629 |
|
|
|
630 |
|
|
int GuiTable::getColumnForX(const int x) const |
631 |
|
|
{ |
632 |
|
|
int column; |
633 |
|
|
int delta = 0; |
634 |
|
|
|
635 |
|
|
const int colnum = mModel->getColumns(); |
636 |
|
|
for (column = 0; column < colnum; column ++) |
637 |
|
|
{ |
638 |
|
|
delta += getColumnWidth(column); |
639 |
|
|
if (x <= delta) |
640 |
|
|
break; |
641 |
|
|
} |
642 |
|
|
|
643 |
|
|
if (column >= colnum) |
644 |
|
|
return -1; |
645 |
|
|
return column; |
646 |
|
|
} |
647 |
|
|
|
648 |
|
14 |
void GuiTable::setFocusHandler(FocusHandler *const focusHandler) |
649 |
|
|
{ |
650 |
|
|
// add check for focusHandler. may be need remove it? |
651 |
|
|
|
652 |
✗✓ |
14 |
if (focusHandler == nullptr) |
653 |
|
|
return; |
654 |
|
|
|
655 |
|
|
Widget::setFocusHandler(focusHandler); |
656 |
|
|
|
657 |
|
|
const int rows = mModel->getRows(); |
658 |
|
|
const int cols = mModel->getColumns(); |
659 |
|
|
for (int r = 0; r < rows; ++r) |
660 |
|
|
{ |
661 |
|
|
for (int c = 0; c < cols ; ++c) |
662 |
|
|
{ |
663 |
|
|
Widget *const w = mModel->getElementAt(r, c); |
664 |
|
|
if (w != nullptr) |
665 |
|
|
w->setFocusHandler(focusHandler); |
666 |
|
|
} |
667 |
|
|
} |
668 |
|
|
} |
669 |
|
|
|
670 |
|
|
void GuiTable::requestFocus() |
671 |
|
|
{ |
672 |
|
|
if (mFocusHandler == nullptr) |
673 |
|
|
return; |
674 |
|
|
Widget::requestFocus(); |
675 |
|
|
} |