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Diffstat (limited to 'src/gui/widgets/table.cpp')
| -rw-r--r-- | src/gui/widgets/table.cpp | 595 |
1 files changed, 0 insertions, 595 deletions
diff --git a/src/gui/widgets/table.cpp b/src/gui/widgets/table.cpp deleted file mode 100644 index 04ae41ad7..000000000 --- a/src/gui/widgets/table.cpp +++ /dev/null @@ -1,595 +0,0 @@ -/* - * The ManaPlus Client - * Copyright (C) 2008-2009 The Mana World Development Team - * Copyright (C) 2009-2010 The Mana Developers - * Copyright (C) 2011 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/>. - */ - -#include "gui/widgets/table.h" - -#include "client.h" -#include "configuration.h" - -#include "gui/sdlinput.h" -#include "gui/theme.h" - -#include "utils/dtor.h" - -#include <guichan/actionlistener.hpp> -#include <guichan/graphics.hpp> -#include <guichan/key.hpp> - -#include "debug.h" - -float GuiTable::mAlpha = 1.0; - -class GuiTableActionListener : public gcn::ActionListener -{ -public: - GuiTableActionListener(GuiTable *_table, gcn::Widget *_widget, - int _row, int _column); - - virtual ~GuiTableActionListener(); - - virtual void action(const gcn::ActionEvent& actionEvent); - -protected: - GuiTable *mTable; - int mRow; - int mColumn; - gcn::Widget *mWidget; -}; - - -GuiTableActionListener::GuiTableActionListener(GuiTable *table, - gcn::Widget *widget, int row, - int column) : - mTable(table), - mRow(row), - mColumn(column), - mWidget(widget) -{ - if (widget) - { - widget->addActionListener(this); - widget->_setParent(table); - } -} - -GuiTableActionListener::~GuiTableActionListener() -{ - if (mWidget) - { - mWidget->removeActionListener(this); - mWidget->_setParent(NULL); - } -} - -void GuiTableActionListener::action(const gcn::ActionEvent - &actionEvent A_UNUSED) -{ - mTable->setSelected(mRow, mColumn); - mTable->distributeActionEvent(); -} - - -GuiTable::GuiTable(TableModel *initial_model, gcn::Color background, - bool opacity) : - mLinewiseMode(false), - mWrappingEnabled(false), - mOpaque(opacity), - mBackgroundColor(background), - mModel(NULL), - mSelectedRow(0), - mSelectedColumn(0), - mTopWidget(NULL) -{ - setModel(initial_model); - setFocusable(true); - - addMouseListener(this); - addKeyListener(this); -} - -GuiTable::~GuiTable() -{ - uninstallActionListeners(); - delete mModel; - mModel = 0; -} - -TableModel *GuiTable::getModel() const -{ - return mModel; -} - -void GuiTable::setModel(TableModel *new_model) -{ - if (mModel) - { - uninstallActionListeners(); - mModel->removeListener(this); - } - - mModel = new_model; - installActionListeners(); - - if (new_model) - { - new_model->installListener(this); - recomputeDimensions(); - } -} - -void GuiTable::recomputeDimensions() -{ - if (!mModel) - return; - - int rows_nr = mModel->getRows(); - int columns_nr = mModel->getColumns(); - int width = 0; - int height = 0; - - if (mSelectedRow >= rows_nr) - mSelectedRow = rows_nr - 1; - - if (mSelectedColumn >= columns_nr) - mSelectedColumn = columns_nr - 1; - - for (int i = 0; i < columns_nr; i++) - width += getColumnWidth(i); - - height = getRowHeight() * rows_nr; - - setWidth(width); - setHeight(height); -} - -void GuiTable::setSelected(int row, int column) -{ - mSelectedColumn = column; - mSelectedRow = row; -} - -int GuiTable::getSelectedRow() const -{ - return mSelectedRow; -} - -int GuiTable::getSelectedColumn() const -{ - return mSelectedColumn; -} - -void GuiTable::setLinewiseSelection(bool linewise) -{ - mLinewiseMode = linewise; -} - -int GuiTable::getRowHeight() const -{ - if (mModel) - return mModel->getRowHeight() + 1; // border - else - return 0; -} - -int GuiTable::getColumnWidth(int i) const -{ - if (mModel) - return mModel->getColumnWidth(i) + 1; // border - else - return 0; -} - -void GuiTable::setSelectedRow(int selected) -{ - if (!mModel) - { - mSelectedRow = -1; - } - else - { - if (selected < 0 && !mWrappingEnabled) - { - mSelectedRow = -1; - } - else if (selected >= mModel->getRows() && mWrappingEnabled) - { - mSelectedRow = 0; - } - else if ((selected >= mModel->getRows() && !mWrappingEnabled) || - (selected < 0 && mWrappingEnabled)) - { - mSelectedRow = mModel->getRows() - 1; - } - else - { - mSelectedRow = selected; - } - } -} - -void GuiTable::setSelectedColumn(int selected) -{ - if (!mModel) - { - mSelectedColumn = -1; - } - else - { - if ((selected >= mModel->getColumns() && mWrappingEnabled) || - (selected < 0 && !mWrappingEnabled)) - { - mSelectedColumn = 0; - } - else if ((selected >= mModel->getColumns() && !mWrappingEnabled) || - (selected < 0 && mWrappingEnabled)) - { - mSelectedColumn = mModel->getColumns() - 1; - } - else - { - mSelectedColumn = selected; - } - } -} - -void GuiTable::uninstallActionListeners() -{ - delete_all(mActionListeners); - mActionListeners.clear(); -} - -void GuiTable::installActionListeners() -{ - if (!mModel) - return; - - int rows = mModel->getRows(); - int columns = mModel->getColumns(); - - for (int row = 0; row < rows; ++row) - { - for (int column = 0; column < columns; ++column) - { - gcn::Widget *widget = mModel->getElementAt(row, column); - if (widget) - { - mActionListeners.push_back(new GuiTableActionListener( - this, widget, row, column)); - } - } - } - - _setFocusHandler(_getFocusHandler()); // propagate focus handler to widgets -} - -// -- widget ops -void GuiTable::draw(gcn::Graphics* graphics) -{ - if (!mModel || !getRowHeight()) - return; - - if (Client::getGuiAlpha() != mAlpha) - mAlpha = Client::getGuiAlpha(); - - if (mOpaque) - { - graphics->setColor(Theme::getThemeColor(Theme::BACKGROUND, - static_cast<int>(mAlpha * 255.0f))); - graphics->fillRectangle(gcn::Rectangle(0, 0, getWidth(), getHeight())); - } - - // First, determine how many rows we need to draw, and where we should start. - int first_row = -(getY() / getRowHeight()); - - if (first_row < 0) - first_row = 0; - - unsigned rows_nr = 1 + (getHeight() / getRowHeight()); // May overestimate - // by one. - - unsigned max_rows_nr; - if (mModel->getRows() < first_row) - max_rows_nr = 0; - else - max_rows_nr = mModel->getRows() - first_row; // clip if neccessary: - if (max_rows_nr < rows_nr) - rows_nr = max_rows_nr; - - // Now determine the first and last column - // Take the easy way out; these are usually bounded and all visible. - unsigned first_column = 0; - unsigned last_column1 = mModel->getColumns(); - - // Set up everything for drawing - int height = getRowHeight(); - int y_offset = first_row * height; - - for (unsigned r = first_row; r < first_row + rows_nr; ++r) - { - int x_offset = 0; - - for (unsigned c = first_column; c + 1 <= last_column1; ++c) - { - gcn::Widget *widget = mModel->getElementAt(r, c); - int width = getColumnWidth(c); - if (widget) - { - gcn::Rectangle bounds(x_offset, y_offset, width, height); - - if (widget == mTopWidget) - { - bounds.height = widget->getHeight(); - bounds.width = widget->getWidth(); - } - - widget->setDimension(bounds); - - graphics->setColor(Theme::getThemeColor(Theme::HIGHLIGHT, - static_cast<int>(mAlpha * 255.0f))); - - if (mSelectedRow > 0) - { - if (mLinewiseMode && r == (unsigned)mSelectedRow && c == 0) - { - graphics->fillRectangle(gcn::Rectangle(0, y_offset, - getWidth(), height)); - } - else if (!mLinewiseMode && mSelectedColumn > 0 - && c == (unsigned)mSelectedColumn - && r == (unsigned)mSelectedRow) - { - graphics->fillRectangle(gcn::Rectangle( - x_offset, y_offset, width, height)); - } - } - graphics->pushClipArea(bounds); - widget->draw(graphics); - graphics->popClipArea(); - } - - x_offset += width; - } - - y_offset += height; - } - - if (mTopWidget) - { - gcn::Rectangle bounds = mTopWidget->getDimension(); - graphics->pushClipArea(bounds); - mTopWidget->draw(graphics); - graphics->popClipArea(); - } -} - -void GuiTable::moveToTop(gcn::Widget *widget) -{ - gcn::Widget::moveToTop(widget); - mTopWidget = widget; -} - -void GuiTable::moveToBottom(gcn::Widget *widget) -{ - gcn::Widget::moveToBottom(widget); - if (widget == mTopWidget) - mTopWidget = NULL; -} - -gcn::Rectangle GuiTable::getChildrenArea() -{ - return gcn::Rectangle(0, 0, getWidth(), getHeight()); -} - -// -- KeyListener notifications -void GuiTable::keyPressed(gcn::KeyEvent& keyEvent) -{ - gcn::Key key = keyEvent.getKey(); - - if (key.getValue() == Key::ENTER || key.getValue() == Key::SPACE) - { - distributeActionEvent(); - keyEvent.consume(); - } - else if (key.getValue() == Key::UP) - { - setSelectedRow(mSelectedRow - 1); - keyEvent.consume(); - } - else if (key.getValue() == Key::DOWN) - { - setSelectedRow(mSelectedRow + 1); - keyEvent.consume(); - } - else if (key.getValue() == Key::LEFT) - { - setSelectedColumn(mSelectedColumn - 1); - keyEvent.consume(); - } - else if (key.getValue() == Key::RIGHT) - { - setSelectedColumn(mSelectedColumn + 1); - keyEvent.consume(); - } - else if (key.getValue() == Key::HOME) - { - setSelectedRow(0); - setSelectedColumn(0); - keyEvent.consume(); - } - else if (key.getValue() == Key::END && mModel) - { - setSelectedRow(mModel->getRows() - 1); - setSelectedColumn(mModel->getColumns() - 1); - keyEvent.consume(); - } -} - -// -- MouseListener notifications -void GuiTable::mousePressed(gcn::MouseEvent& mouseEvent) -{ - if (!mModel) - return; - - if (mouseEvent.getButton() == gcn::MouseEvent::LEFT) - { - int row = getRowForY(mouseEvent.getY()); - int column = getColumnForX(mouseEvent.getX()); - - if (row > -1 && column > -1 && - row < mModel->getRows() && column < mModel->getColumns()) - { - mSelectedColumn = column; - mSelectedRow = row; - } - - distributeActionEvent(); - } -} - -void GuiTable::mouseWheelMovedUp(gcn::MouseEvent& mouseEvent) -{ - if (isFocused()) - { - if (getSelectedRow() > 0 || (getSelectedRow() == 0 - && mWrappingEnabled)) - { - setSelectedRow(getSelectedRow() - 1); - } - - mouseEvent.consume(); - } -} - -void GuiTable::mouseWheelMovedDown(gcn::MouseEvent& mouseEvent) -{ - if (isFocused()) - { - setSelectedRow(getSelectedRow() + 1); - - mouseEvent.consume(); - } -} - -void GuiTable::mouseDragged(gcn::MouseEvent& mouseEvent) -{ - if (mouseEvent.getButton() != gcn::MouseEvent::LEFT) - return; - - // Make table selection update on drag - const int x = std::max(0, mouseEvent.getX()); - const int y = std::max(0, mouseEvent.getY()); - - setSelectedRow(getRowForY(y)); - setSelectedColumn(getColumnForX(x)); -} - -// -- TableModelListener notifications -void GuiTable::modelUpdated(bool completed) -{ - if (completed) - { - recomputeDimensions(); - installActionListeners(); - } - else - { // before the update? - mTopWidget = NULL; // No longer valid in general - uninstallActionListeners(); - } -} - -gcn::Widget *GuiTable::getWidgetAt(int x, int y) -{ - int row = getRowForY(y); - int column = getColumnForX(x); - - if (mTopWidget && mTopWidget->getDimension().isPointInRect(x, y)) - return mTopWidget; - - if (mModel && row > -1 && column > -1) - { - gcn::Widget *w = mModel->getElementAt(row, column); - if (w && w->isFocusable()) - return w; - else - return NULL; // Grab the event locally - } - else - return NULL; -} - -int GuiTable::getRowForY(int y) const -{ - int row = -1; - - if (getRowHeight() > 0) - row = y / getRowHeight(); - - if (!mModel || row < 0 || row >= mModel->getRows()) - return -1; - else - return row; -} - -int GuiTable::getColumnForX(int x) const -{ - if (!mModel) - return -1; - - int column; - int delta = 0; - - for (column = 0; column < mModel->getColumns(); column++) - { - delta += getColumnWidth(column); - if (x <= delta) - break; - } - - if (column < 0 || column >= mModel->getColumns()) - return -1; - else - return column; -} - -void GuiTable::_setFocusHandler(gcn::FocusHandler* focusHandler) -{ -// add check for focusHandler. may be need remove it? - - if (!mModel || !focusHandler) - return; - - gcn::Widget::_setFocusHandler(focusHandler); - - if (mModel) - { - for (int r = 0; r < mModel->getRows(); ++r) - { - for (int c = 0; c < mModel->getColumns(); ++c) - { - gcn::Widget *w = mModel->getElementAt(r, c); - if (w) - w->_setFocusHandler(focusHandler); - } - } - } -} |