QTfrontend/ui/widget/keybinder.cpp
author Wuzzy <Wuzzy2@mail.ru>
Mon, 29 Jun 2020 13:14:18 +0200
changeset 15650 85d2afe34116
parent 15455 1ee2736de636
permissions -rw-r--r--
Enforce camera limits regardless of zoom level Previously, when you zoomed out, you could move the camera further out to the left, right and up.
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/*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com>
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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; version 2 of the License
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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, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#include "keybinder.h"
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#include "HWApplication.h"
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#include "DataManager.h"
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#include <QHBoxLayout>
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#include <QScrollArea>
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#include <QTableWidget>
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#include <QTableWidgetItem>
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#include <QStandardItemModel>
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#include <QAbstractItemModel>
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#include <QListWidget>
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#include <QListWidgetItem>
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#include <QPushButton>
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#include <QHeaderView>
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#include <QComboBox>
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#include <QLabel>
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#include <QFrame>
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#include <QDebug>
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KeyBinder::KeyBinder(QWidget * parent, const QString & helpText, const QString & defaultText, const QString & resetButtonText) : QWidget(parent)
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{
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    this->defaultText = defaultText;
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    enableSignal = false;
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    p_hasConflicts = false;
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    // Two-column tab layout
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    QHBoxLayout * pageKeysLayout = new QHBoxLayout(this);
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    pageKeysLayout->setSpacing(0);
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    pageKeysLayout->setContentsMargins(0, 0, 0, 0);
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    // Table for category list
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    QVBoxLayout * catListContainer = new QVBoxLayout();
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    catListContainer->setContentsMargins(10, 10, 10, 10);
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    catList = new QListWidget();
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    catList->setMinimumWidth(180);
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    catList->setStyleSheet("QListWidget::item { font-size: 14px; } QListWidget:hover { border-color: #F6CB1C; } QListWidget::item:selected { background: #150A61; color: yellow; }");
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    catList->setFocusPolicy(Qt::NoFocus);
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    connect(catList, SIGNAL(currentRowChanged(int)), this, SLOT(changeBindingsPage(int)));
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    catListContainer->addWidget(catList);
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    pageKeysLayout->addLayout(catListContainer);
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    // Reset all binds button
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    if (!resetButtonText.isEmpty())
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    {
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        QPushButton * btnResetAll = new QPushButton(resetButtonText);
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        catListContainer->addWidget(btnResetAll);
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        btnResetAll->setStyleSheet("padding: 5px 10px");
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        btnResetAll->setFixedHeight(40);
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        catListContainer->setStretch(1, 0);
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        catListContainer->setSpacing(10);
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        connect(btnResetAll, SIGNAL(clicked()), this, SIGNAL(resetAllBinds()));
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    }
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    // Container for pages of key bindings
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    QWidget * bindingsPagesContainer = new QWidget();
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    QVBoxLayout * rightLayout = new QVBoxLayout(bindingsPagesContainer);
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    // Scroll area for key bindings
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    QScrollArea * scrollArea = new QScrollArea();
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    scrollArea->setContentsMargins(0, 0, 0, 0);
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    scrollArea->setWidget(bindingsPagesContainer);
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    scrollArea->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
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    scrollArea->setWidgetResizable(true);
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    scrollArea->setFrameShape(QFrame::NoFrame);
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    scrollArea->setObjectName("keyBinderScrollArea");
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    // Add key binding pages to bindings tab
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    pageKeysLayout->addWidget(scrollArea);
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    pageKeysLayout->setStretch(1, 1);
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    // Custom help text
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    QLabel * helpLabel = new QLabel();
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    helpLabel->setText(helpText);
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    helpLabel->setStyleSheet("color: #130F2A; background: #F6CB1C; border: solid 4px #F6CB1C; border-radius: 10px; padding: auto 20px;");
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    helpLabel->setFixedHeight(24);
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    rightLayout->addWidget(helpLabel, 0, Qt::AlignCenter);
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    conflictLabel = new QLabel();
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    conflictLabel->setText(tr("Warning: The same key is assigned multiple times!"));
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    conflictLabel->setStyleSheet("color: white; background: #E31A1A; border: solid 4px #E31A1A; border-radius: 10px; padding: auto 20px;");
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    conflictLabel->setFixedHeight(24);
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    conflictLabel->setHidden(true);
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    rightLayout->addWidget(conflictLabel, 0, Qt::AlignCenter);
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    // Category list and bind table row heights
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    const int rowHeight = 20;
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    QSize catSize, headerSize;
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    catSize.setHeight(36);
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    headerSize.setHeight(24);
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    // Category list header
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    QListWidgetItem * catListHeader = new QListWidgetItem(tr("Category"));
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    catListHeader->setSizeHint(headerSize);
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    catListHeader->setFlags(Qt::NoItemFlags);
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    catListHeader->setForeground(QBrush(QColor("#130F2A")));
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    catListHeader->setBackground(QBrush(QColor("#F6CB1C")));
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    catListHeader->setTextAlignment(Qt::AlignCenter);
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    catList->addItem(catListHeader);
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    // Populate
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    bindingsPages = new QHBoxLayout();
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    bindingsPages->setContentsMargins(0, 0, 0, 0);
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    rightLayout->addLayout(bindingsPages);
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    QWidget * curPage = NULL;
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    QVBoxLayout * curLayout = NULL;
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    QTableWidget * curTable = NULL;
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    bool bFirstPage = true;
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    selectedBindTable = NULL;
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    bindComboBoxCellMappings = new QHash<QObject *, QTableWidgetItem *>();
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    bindCellComboBoxMappings = new QHash<QTableWidgetItem *, QComboBox *>();
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    dropDownIcon = new QIcon();
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    QPixmap dd1 = QPixmap(":/res/dropdown.png");
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    QPixmap dd2 = QPixmap(":/res/dropdown_selected.png");
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    dropDownIcon->addPixmap(dd1, QIcon::Normal);
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    dropDownIcon->addPixmap(dd2, QIcon::Selected);
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    conflictIcon = new QIcon();
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    QPixmap kc1 = QPixmap(":/res/keyconflict.png");
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    QPixmap kc2 = QPixmap(":/res/keyconflict_selected.png");
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    conflictIcon->addPixmap(kc1, QIcon::Normal);
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    conflictIcon->addPixmap(kc2, QIcon::Selected);
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    QPixmap emptySpace = QPixmap(16, 16);
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    emptySpace.fill(QColor(0, 0, 0, 0));
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    QIcon emptyIcon = QIcon(emptySpace);
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    for (int i = 0; i < BINDS_NUMBER; i++)
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    {
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        if (cbinds[i].category != NULL)
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        {
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            // Add stretch at end of previous layout
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            if (curLayout != NULL) curLayout->insertStretch(-1, 1);
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            // Category list item
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            QListWidgetItem * catItem = new QListWidgetItem(HWApplication::translate("binds (categories)", cbinds[i].category));
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            catItem->setSizeHint(catSize);
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            catList->addItem(catItem);
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            // Create new page
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            curPage = new QWidget();
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            curLayout = new QVBoxLayout(curPage);
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            curLayout->setSpacing(2);
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            bindingsPages->addWidget(curPage);
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            if (!bFirstPage) curPage->setVisible(false);
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        }
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        // Description
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        if (cbinds[i].description != NULL)
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        {
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            QLabel * desc = new QLabel(HWApplication::translate("binds (descriptions)", cbinds[i].description));
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            curLayout->addWidget(desc, 0);
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            QFrame * divider = new QFrame();
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            divider->setFrameShape(QFrame::HLine);
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            divider->setFrameShadow(QFrame::Plain);
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            curLayout->addWidget(divider, 0);
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        }
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        // New table
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        if (cbinds[i].category != NULL || cbinds[i].description != NULL)
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        {
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            curTable = new QTableWidget(0, 2);
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            curTable->verticalHeader()->setVisible(false);
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            curTable->horizontalHeader()->setVisible(false);
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            curTable->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
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            curTable->verticalHeader()->setDefaultSectionSize(rowHeight);
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            curTable->setShowGrid(false);
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            curTable->setStyleSheet("QTableWidget { border: none; background-color: transparent; } ");
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            curTable->setSelectionBehavior(QAbstractItemView::SelectRows);
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            curTable->setSelectionMode(QAbstractItemView::SingleSelection);
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            curTable->setFocusPolicy(Qt::NoFocus);
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            connect(curTable, SIGNAL(itemSelectionChanged()), this, SLOT(bindSelectionChanged()));
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            connect(curTable, SIGNAL(itemClicked(QTableWidgetItem *)), this, SLOT(bindCellClicked(QTableWidgetItem *)));
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            curLayout->addWidget(curTable, 0);
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        }
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        // Hidden combo box
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        QComboBox * comboBox;
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        if (cbinds[i].action != "!MULTI")
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        {
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            comboBox = CBBind[i] = new QComboBox(curTable);
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            comboBox->setModel((QAbstractItemModel*)DataManager::instance().bindsModel());
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            comboBox->setVisible(false);
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            comboBox->setMinimumWidth(400);
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            comboBox->setMaxVisibleItems(50);
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        }
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        else
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        {
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            comboBox = CBBind[i] = NULL;
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        }
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        // Table row
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        int row = curTable->rowCount();
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        QTableWidgetItem * nameCell = new QTableWidgetItem(HWApplication::translate("binds", cbinds[i].name));
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        curTable->insertRow(row);
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        curTable->setItem(row, 0, nameCell);
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        QTableWidgetItem * bindCell;
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        if (cbinds[i].action != "!MULTI")
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        {
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            bindCell = new QTableWidgetItem(comboBox->currentText());
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            nameCell->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
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            bindCell->setIcon(*dropDownIcon);
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            bindCell->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
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        }
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        else
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        {
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            bindCell = new QTableWidgetItem(HWApplication::translate("binds (combination)", cbinds[i].strbind.toUtf8().constData()));
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            nameCell->setFlags(Qt::NoItemFlags);
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            bindCell->setFlags(Qt::NoItemFlags);
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            bindCell->setIcon(emptyIcon);
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        }
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        curTable->setItem(row, 1, bindCell);
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        curTable->resizeColumnsToContents();
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        curTable->setFixedHeight(curTable->verticalHeader()->length() + 10);
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        if (cbinds[i].action != "!MULTI")
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        {
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            // Updates the text in the table cell
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            connect(comboBox, SIGNAL(currentIndexChanged(const QString &)), this, SLOT(bindChanged(const QString &)));
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            // Map combo box and that row's cells to each other
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            bindComboBoxCellMappings->insert(comboBox, bindCell);
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            bindCellComboBoxMappings->insert(nameCell, comboBox);
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            bindCellComboBoxMappings->insert(bindCell, comboBox);
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        }
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    }
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    // Add stretch at end of last layout
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    if (curLayout != NULL) curLayout->insertStretch(-1, 1);
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    // Go to first page
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    catList->setCurrentItem(catList->item(1));
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    enableSignal = true;
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}
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KeyBinder::~KeyBinder()
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{
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    delete bindComboBoxCellMappings;
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    delete bindCellComboBoxMappings;
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}
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// Switches between different pages of key binds
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void KeyBinder::changeBindingsPage(int page)
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{
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    page--; // Disregard first item (the list header)
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    int pages = bindingsPages->count();
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   263
    for (int i = 0; i < pages; i++)
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        bindingsPages->itemAt(i)->widget()->setVisible(false);
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    bindingsPages->itemAt(page)->widget()->setVisible(true);
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}
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// When a key bind combobox value is changed, updates the table cell text
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void KeyBinder::bindChanged(const QString & text)
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{
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    bindComboBoxCellMappings->value(sender())->setText(text);
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    if (enableSignal)
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    {
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        for (int i = 0; i < BINDS_NUMBER; i++)
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        {
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            if (CBBind[i] == sender())
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            {
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                emit bindUpdate(i);
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                checkConflicts();
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                break;
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            }
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        }
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    }
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}
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// When a row in a key bind table is clicked, this shows the popup
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void KeyBinder::bindCellClicked(QTableWidgetItem * item)
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{
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    QComboBox * box = bindCellComboBoxMappings->value(item);
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    if(box == NULL)
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        return;
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    QTableWidget * table = item->tableWidget();
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    box->move(
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        table->horizontalHeader()->sectionSize(0),
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        (table->verticalHeader()->defaultSectionSize() * (item->row() + 1)) - (box->height()) + 1
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    );
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    box->showPopup();
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}
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// When a new row in a bind table is *selected*, this clears selection in any other table
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void KeyBinder::bindSelectionChanged()
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{
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    QTableWidget * theSender = (QTableWidget*)sender();
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    if (theSender != selectedBindTable)
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    {
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        if (selectedBindTable != NULL)
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            selectedBindTable->clearSelection();
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        selectedBindTable = theSender;
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    }
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}
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// check if the given key is bound multiple times
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bool KeyBinder::checkConflictsWith(int compareTo, bool updateState)
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{
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    for(int i=0; i<BINDS_NUMBER; i++)
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    {
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        if(i == compareTo)
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            continue;
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        if(CBBind[i] == NULL || CBBind[compareTo] == NULL)
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            continue;
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        QString bind1 = CBBind[i]->currentData(Qt::UserRole + 1).toString();
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        QString bind2 = CBBind[compareTo]->currentData(Qt::UserRole + 1).toString();
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        // TODO: For team key binds, also check collisions with global key binds
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   326
        if((!(bind1 == "none" || bind2 == "none" || bind1 == "default" || bind2 == "default")) && (bind1 == bind2))
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        {
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            if(updateState)
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   329
            {
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                p_hasConflicts = true;
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   331
                conflictLabel->setHidden(false);
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   332
            }
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            QTableWidgetItem* conflictItem = bindComboBoxCellMappings->value(CBBind[i]);
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            conflictItem->setIcon(*conflictIcon);
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   335
            conflictItem->setBackground(QBrush(QColor(0xE3, 0x1A, 0x1A)));
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   336
            conflictItem->setForeground(QBrush(Qt::white));
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   337
            conflictItems.append(conflictItem);
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   338
            conflictItem = bindComboBoxCellMappings->value(CBBind[compareTo]);
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   339
            conflictItem->setIcon(*conflictIcon);
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   340
            conflictItem->setBackground(QBrush(QColor(0xE3, 0x1A, 0x1A)));
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   341
            conflictItem->setForeground(QBrush(Qt::white));
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   342
            conflictItems.append(conflictItem);
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   343
            return true;
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   344
        }
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   345
    }
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   346
    if(updateState)
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   347
    {
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   348
        p_hasConflicts = false;
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        conflictLabel->setHidden(true);
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   350
    }
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    for (int c=0; c < conflictItems.size(); c++)
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   352
    {
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   353
        QTableWidgetItem* conflictItem = conflictItems[c];
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   354
        conflictItem->setIcon(*dropDownIcon);
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   355
        conflictItem->setBackground(QBrush(Qt::transparent));
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   356
        conflictItem->setForeground(QBrush(QColor("#F6CB1C")));
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   357
        conflictItem = NULL;
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   358
    }
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   359
    conflictItems.clear();
14899
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   360
    return false;
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   361
}
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   362
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   363
// check if any key is bound multiple times and causing a conflict
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   364
bool KeyBinder::checkConflicts()
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   365
{
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   366
    bool conflict = false;
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   367
    for(int i=0; i<BINDS_NUMBER; i++)
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   368
    {
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   369
        conflict = checkConflictsWith(i, false);
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   370
        if(conflict)
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   371
        {
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   372
            p_hasConflicts = true;
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   373
            conflictLabel->setHidden(false);
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   374
            return true;
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   375
        }
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   376
    }
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   377
    p_hasConflicts = false;
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   378
    conflictLabel->setHidden(true);
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   379
    return false;
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   380
}
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   381
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   382
bool KeyBinder::hasConflicts()
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   383
{
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   384
    return p_hasConflicts;
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diff changeset
   385
}
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diff changeset
   386
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   387
// Set a combobox's index
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   388
void KeyBinder::setBindIndex(int keyIndex, int bindIndex)
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
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   389
{
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   390
    enableSignal = false;
14846
75b515a64202 Show key combinations in controls config menu (read-only)
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diff changeset
   391
    if(CBBind[keyIndex] != NULL)
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diff changeset
   392
        CBBind[keyIndex]->setCurrentIndex(bindIndex);
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   393
    enableSignal = true;
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
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diff changeset
   394
}
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
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diff changeset
   395
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
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   396
// Return a combobox's selected index
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diff changeset
   397
int KeyBinder::bindIndex(int keyIndex)
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
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diff changeset
   398
{
14846
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   399
    if(CBBind[keyIndex] != NULL)
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   400
        return CBBind[keyIndex]->currentIndex();
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   401
    else
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   402
        return 0;
8346
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
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parents:
diff changeset
   403
}
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   404
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
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diff changeset
   405
// Clears selection and goes to first category
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
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diff changeset
   406
void KeyBinder::resetInterface()
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
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diff changeset
   407
{
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   408
    enableSignal = false;
8434
4821897a0f10 big indentation/whitespaces cleanup
sheepluva
parents: 8346
diff changeset
   409
8346
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
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diff changeset
   410
    catList->setCurrentItem(catList->item(1));
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   411
    changeBindingsPage(1);
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   412
    if (selectedBindTable != NULL)
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   413
    {
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   414
        selectedBindTable->clearSelection();
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
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diff changeset
   415
        selectedBindTable = NULL;
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
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diff changeset
   416
    }
8434
4821897a0f10 big indentation/whitespaces cleanup
sheepluva
parents: 8346
diff changeset
   417
8346
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
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diff changeset
   418
    // Default bind text
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
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diff changeset
   419
    DataManager::instance().bindsModel()->item(0)->setData(defaultText, Qt::DisplayRole);
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
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diff changeset
   420
    for (int i = 0; i < BINDS_NUMBER; i++)
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   421
    {
14846
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   422
        if (CBBind[i] != NULL)
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   423
        {
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   424
            CBBind[i]->setModel(DataManager::instance().bindsModel());
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   425
            CBBind[i]->setCurrentIndex(0);
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   426
            bindComboBoxCellMappings->value(CBBind[i])->setText(defaultText);
75b515a64202 Show key combinations in controls config menu (read-only)
Wuzzy <Wuzzy2@mail.ru>
parents: 14218
diff changeset
   427
        }
8346
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   428
    }
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   429
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
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diff changeset
   430
    enableSignal = true;
3443e0de2c9d GCI2012: Advanced Keyboard Configuration
dag10
parents:
diff changeset
   431
}