[100] | 1 | /* |
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| 2 | * TSPSG: TSP Solver and Generator |
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| 3 | * Copyright (C) 2007-2010 Lёppa <contacts[at]oleksii[dot]name> |
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| 4 | * |
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| 5 | * $Id: settingsdialog.cpp 100 2010-04-08 21:02:26Z laleppa $ |
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| 6 | * $URL: https://tspsg.svn.sourceforge.net/svnroot/tspsg/trunk/src/settingsdialog.cpp $ |
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| 7 | * |
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| 8 | * This file is part of TSPSG. |
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| 9 | * |
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| 10 | * TSPSG is free software: you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License as published by |
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| 12 | * the Free Software Foundation, either version 3 of the License, or |
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| 13 | * (at your option) any later version. |
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| 14 | * |
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| 15 | * TSPSG is distributed in the hope that it will be useful, |
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 18 | * GNU General Public License for more details. |
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| 19 | * |
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| 20 | * You should have received a copy of the GNU General Public License |
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| 21 | * along with TSPSG. If not, see <http://www.gnu.org/licenses/>. |
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| 22 | */ |
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| 23 | |
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| 24 | #include "settingsdialog.h" |
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| 25 | |
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| 26 | /*! |
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| 27 | * \brief Class constructor. |
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| 28 | * \param parent Settings Dialog parent widget. |
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| 29 | * |
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| 30 | * Initializes Settings Dialog and creates its layout based on target OS. |
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| 31 | */ |
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| 32 | SettingsDialog::SettingsDialog(QWidget *parent) |
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| 33 | : QDialog(parent), _newFont(false), _newColor(false), _translucency(0) |
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| 34 | { |
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| 35 | setupUi(this); |
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| 36 | |
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| 37 | buttonBox->button(QDialogButtonBox::Save)->setIcon(QIcon(":/images/icons/button_ok.png")); |
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| 38 | buttonBox->button(QDialogButtonBox::Save)->setStatusTip(tr("Save new preferences")); |
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| 39 | buttonBox->button(QDialogButtonBox::Save)->setCursor(QCursor(Qt::PointingHandCursor)); |
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| 40 | buttonBox->button(QDialogButtonBox::Cancel)->setIcon(QIcon(":/images/icons/button_cancel.png")); |
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| 41 | buttonBox->button(QDialogButtonBox::Cancel)->setStatusTip(tr("Close without saving preferences")); |
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| 42 | buttonBox->button(QDialogButtonBox::Cancel)->setCursor(QCursor(Qt::PointingHandCursor)); |
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| 43 | |
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| 44 | #ifdef HANDHELD |
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| 45 | QVBoxLayout *vbox1; // Layout helper |
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| 46 | |
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| 47 | #ifdef Q_OS_WINCE_WM |
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| 48 | // On screens with small height when SIP is shown and the window is resized |
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| 49 | // there is not enought space for all elements. |
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| 50 | // So we show the scrollbars to be able to access them. |
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| 51 | QScrollArea *scrollArea = new QScrollArea(this); |
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| 52 | scrollArea->setFrameShape(QFrame::NoFrame); |
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| 53 | scrollArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); |
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| 54 | scrollArea->setWidgetResizable(true); |
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| 55 | scrollArea->setWidget(bgWhite); |
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| 56 | #else |
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| 57 | buttons->insertStretch(buttons->indexOf(buttonHelp) + 1); |
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| 58 | #endif // Q_OS_WINCE_WM |
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| 59 | |
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| 60 | bgWhite->layout()->setMargin(0); |
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| 61 | |
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| 62 | // Central layout |
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| 63 | vbox1 = new QVBoxLayout(this); |
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| 64 | vbox1->setMargin(0); |
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| 65 | vbox1->setSpacing(0); |
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| 66 | #ifdef Q_OS_WINCE_WM |
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| 67 | vbox1->addWidget(scrollArea); |
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| 68 | #else |
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| 69 | vbox1->addWidget(bgWhite); |
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| 70 | #endif // Q_OS_WINCE_WM |
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| 71 | vbox1->addWidget(bgGrey); |
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| 72 | setLayout(vbox1); |
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| 73 | #else // HANDHELD |
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| 74 | // Layout helper elements |
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| 75 | QVBoxLayout *vbox1, *vbox2; |
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| 76 | QHBoxLayout *hbox1; |
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| 77 | |
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| 78 | #ifdef Q_OS_WIN32 |
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| 79 | if (QtWin::isCompositionEnabled()) { |
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| 80 | cbUseTranslucency = new QCheckBox(bgWhite); |
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| 81 | cbUseTranslucency->setObjectName("cbUseTranslucency"); |
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| 82 | #ifndef QT_NO_STATUSTIP |
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| 83 | cbUseTranslucency->setStatusTip(tr("Use translucent effect on the Main Window under Windows Vista and 7")); |
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| 84 | #endif // QT_NO_STATUSTIP |
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| 85 | cbUseTranslucency->setText(tr("Use translucency effects")); |
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| 86 | cbUseTranslucency->setCursor(QCursor(Qt::PointingHandCursor)); |
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| 87 | } |
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| 88 | #endif // Q_OS_WIN32 |
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| 89 | |
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| 90 | cbSaveState = new QCheckBox(bgWhite); |
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| 91 | cbSaveState->setObjectName("cbSaveState"); |
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| 92 | #ifndef QT_NO_STATUSTIP |
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| 93 | cbSaveState->setStatusTip(tr("Restore main window state and position on application restart")); |
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| 94 | #endif // QT_NO_STATUSTIP |
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| 95 | cbSaveState->setText(tr("Save main window state and position")); |
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| 96 | cbSaveState->setCursor(QCursor(Qt::PointingHandCursor)); |
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| 97 | |
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| 98 | imgIcon = new QLabel(this); |
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| 99 | imgIcon->setObjectName("imgIcon"); |
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| 100 | imgIcon->setSizePolicy(QSizePolicy::Fixed,QSizePolicy::Expanding); |
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| 101 | imgIcon->setFrameShape(QFrame::NoFrame); |
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| 102 | imgIcon->setPixmap(QPixmap(":/images/icons/preferences_system.png")); |
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| 103 | imgIcon->setStyleSheet("background-color: #0080C0; padding-top: 11px;"); |
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| 104 | imgIcon->setAlignment(Qt::AlignTop | Qt::AlignHCenter); |
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| 105 | imgIcon->setMinimumWidth(150); |
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| 106 | |
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| 107 | labelHint = new QLabel(bgGrey); |
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| 108 | labelHint->setObjectName("labelHint"); |
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| 109 | labelHint->setSizePolicy(QSizePolicy::Expanding,QSizePolicy::Preferred); |
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| 110 | // labelHint->setMinimumSize(QSize(190,28)); |
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| 111 | labelHint->setMinimumSize(QSize(0,28)); |
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| 112 | labelHint->setMaximumSize(QSize(QWIDGETSIZE_MAX,28)); |
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| 113 | labelHint->setTextFormat(Qt::PlainText); |
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| 114 | // labelHint->setAlignment(Qt::AlignLeft | Qt::AlignTop); |
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| 115 | labelHint->setWordWrap(true); |
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| 116 | #ifndef QT_NO_STATUSTIP |
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| 117 | labelHint->setStatusTip(tr("Hover mouse pointer over dialog elements to get additional help")); |
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| 118 | #endif // QT_NO_STATUSTIP |
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| 119 | |
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| 120 | lineVertical = new QFrame(this); |
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| 121 | lineVertical->setObjectName("lineVertical"); |
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| 122 | lineVertical->setFrameShadow(QFrame::Plain); |
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| 123 | lineVertical->setFrameShape(QFrame::VLine); |
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| 124 | lineVertical->setLineWidth(2); |
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| 125 | |
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| 126 | // Top line |
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| 127 | hbox1 = new QHBoxLayout(); |
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| 128 | hbox1->addWidget(imgIcon); |
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| 129 | hbox1->addWidget(lineVertical); |
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| 130 | hbox1->addWidget(bgWhite); |
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| 131 | |
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| 132 | vbox1 = static_cast<QVBoxLayout *>(tabGeneral->layout()); |
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| 133 | vbox1->insertWidget(vbox1->indexOf(cbUseNativeDialogs) + 1, cbSaveState); |
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| 134 | #ifdef Q_OS_WIN32 |
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| 135 | if (QtWin::isCompositionEnabled()) |
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| 136 | vbox1->insertWidget(vbox1->indexOf(cbUseNativeDialogs) + 1, cbUseTranslucency); |
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| 137 | #endif // Q_OS_WIN32 |
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| 138 | |
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| 139 | // Inserting label for hints to the bottom part (with grey bg) |
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| 140 | buttons->insertWidget(buttons->indexOf(buttonHelp) + 1, labelHint, 1); |
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| 141 | |
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| 142 | // Central layout |
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| 143 | vbox2 = new QVBoxLayout(this); |
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| 144 | vbox2->setMargin(0); |
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| 145 | vbox2->setSpacing(0); |
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| 146 | vbox2->addLayout(hbox1); |
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| 147 | vbox2->addWidget(bgGrey); |
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| 148 | setLayout(vbox2); |
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| 149 | #endif // HANDHELD |
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| 150 | |
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| 151 | #ifdef Q_OS_WINCE_WM |
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| 152 | // We need to react to SIP show/hide and resize the window appropriately |
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| 153 | connect(QApplication::desktop(), SIGNAL(workAreaResized(int)), SLOT(desktopResized(int))); |
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| 154 | #endif // Q_OS_WINCE_WM |
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| 155 | connect(spinRandMin,SIGNAL(valueChanged(int)),this,SLOT(spinRandMinValueChanged(int))); |
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| 156 | connect(buttonFont,SIGNAL(clicked()),this,SLOT(buttonFontClicked())); |
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| 157 | connect(buttonColor,SIGNAL(clicked()),this,SLOT(buttonColorClicked())); |
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| 158 | setWindowFlags(windowFlags() ^ Qt::WindowContextHelpButtonHint); |
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| 159 | #ifndef HANDHELD |
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| 160 | // Setting initial text of dialog hint label to own status tip text. |
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| 161 | labelHint->setText(labelHint->statusTip()); |
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| 162 | #endif // HANDHELD |
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| 163 | |
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| 164 | settings = new QSettings(QSettings::IniFormat, QSettings::UserScope, "TSPSG", "tspsg", this); |
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| 165 | settings->remove("SettingsReset"); |
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| 166 | |
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| 167 | cbAutosize->setChecked(settings->value("Autosize", DEF_AUTOSIZE).toBool()); |
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| 168 | cbUseNativeDialogs->setChecked(settings->value("UseNativeDialogs", DEF_USE_NATIVE_DIALOGS).toBool()); |
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| 169 | #ifdef Q_OS_WIN32 |
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| 170 | if (QtWin::isCompositionEnabled()) |
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| 171 | cbUseTranslucency->setChecked(settings->value("UseTranslucency", DEF_USE_TRANSLUCENCY).toBool()); |
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| 172 | #endif // Q_OS_WIN32 |
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| 173 | #ifndef HANDHELD |
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| 174 | cbSaveState->setChecked(settings->value("SavePos", DEF_SAVEPOS).toBool()); |
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| 175 | #endif // HANDHELD |
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| 176 | |
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| 177 | settings->beginGroup("Task"); |
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| 178 | cbSymmetricMode->setChecked(settings->value("SymmetricMode", DEF_SYMMETRIC_MODE).toBool()); |
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| 179 | spinFractionalAccuracy->setValue(settings->value("FractionalAccuracy", DEF_FRACTIONAL_ACCURACY).toInt()); |
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| 180 | spinRandMin->setMaximum(MAX_RAND_VALUE); |
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| 181 | spinRandMin->setValue(settings->value("RandMin",DEF_RAND_MIN).toInt()); |
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| 182 | spinRandMax->setMaximum(MAX_RAND_VALUE); |
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| 183 | spinRandMax->setValue(settings->value("RandMax",DEF_RAND_MAX).toInt()); |
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| 184 | cbFractionalRandom->setChecked(settings->value("FractionalRandom", DEF_FRACTIONAL_RANDOM).toBool()); |
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| 185 | settings->endGroup(); |
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| 186 | |
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| 187 | settings->beginGroup("Output"); |
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| 188 | cbShowMatrix->setChecked(settings->value("ShowMatrix", DEF_SHOW_MATRIX).toBool()); |
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| 189 | cbCitiesLimit->setEnabled(cbShowMatrix->isChecked()); |
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| 190 | cbCitiesLimit->setChecked(settings->value("UseShowMatrixLimit", DEF_USE_SHOW_MATRIX_LIMIT && cbShowMatrix->isChecked()).toBool()); |
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| 191 | spinCitiesLimit->setEnabled(cbShowMatrix->isChecked() && cbCitiesLimit->isChecked()); |
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| 192 | spinCitiesLimit->setValue(settings->value("ShowMatrixLimit", DEF_SHOW_MATRIX_LIMIT).toInt()); |
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| 193 | spinCitiesLimit->setMaximum(MAX_NUM_CITIES); |
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| 194 | cbScrollToEnd->setChecked(settings->value("ScrollToEnd", DEF_SCROLL_TO_END).toBool()); |
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| 195 | |
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| 196 | font = settings->value("Font",QFont(DEF_FONT_FAMILY,DEF_FONT_SIZE)).value<QFont>(); |
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| 197 | color = settings->value("Color",DEF_FONT_COLOR).value<QColor>(); |
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| 198 | settings->endGroup(); |
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| 199 | |
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| 200 | #ifndef Q_OS_WINCE_WM |
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| 201 | adjustSize(); |
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| 202 | #endif // Q_OS_WINCE_WM |
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| 203 | } |
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| 204 | |
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| 205 | /*! |
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| 206 | * \brief Indicates whether or not the font color has been changed. |
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| 207 | * \return \c true if font color changed, otherwise \c false. |
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| 208 | */ |
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| 209 | bool SettingsDialog::colorChanged() const |
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| 210 | { |
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| 211 | return _newColor; |
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| 212 | } |
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| 213 | |
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| 214 | /*! |
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| 215 | * \brief Indicates whether or not the font properties have been changed. |
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| 216 | * \return \c true if font properties changed, otherwise \c false. |
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| 217 | */ |
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| 218 | bool SettingsDialog::fontChanged() const |
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| 219 | { |
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| 220 | return _newFont; |
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| 221 | } |
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| 222 | |
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| 223 | /*! |
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| 224 | * \brief Indicates whether and how the translucency setting was changed |
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| 225 | * \retval -1 the translucency was \em disabled. |
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| 226 | * \retval 0 the translucency was <em>not changed</em>. |
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| 227 | * \retval 1 the translucency was \em enabled. |
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| 228 | */ |
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| 229 | qint8 SettingsDialog::translucencyChanged() const |
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| 230 | { |
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| 231 | return _translucency; |
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| 232 | } |
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| 233 | |
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| 234 | /* Privates **********************************************************/ |
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| 235 | |
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| 236 | void SettingsDialog::accept() |
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| 237 | { |
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| 238 | if (QApplication::keyboardModifiers() & Qt::ShiftModifier) { |
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| 239 | if (QMessageBox::question(this, tr("Settings Reset"), tr("Do you really want to <b>reset all application settings to their defaults</b>?"), QMessageBox::RestoreDefaults | QMessageBox::Cancel) == QMessageBox::RestoreDefaults) { |
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| 240 | _newFont = (font != QFont(DEF_FONT_FAMILY, DEF_FONT_SIZE)); |
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| 241 | _newColor = (color != DEF_FONT_COLOR); |
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| 242 | settings->remove(""); |
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| 243 | settings->setValue("SettingsReset", true); |
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| 244 | QDialog::accept(); |
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| 245 | QMessageBox::information(this, tr("Settings Reset"), tr("All settings where successfully reset to their defaults.\nIt is recommended to restart the application now.")); |
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| 246 | return; |
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| 247 | } else |
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| 248 | return; |
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| 249 | } |
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| 250 | #ifndef HANDHELD |
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| 251 | settings->setValue("SavePos", cbSaveState->isChecked()); |
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| 252 | #endif // HANDHELD |
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| 253 | #ifdef Q_OS_WIN32 |
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| 254 | if (QtWin::isCompositionEnabled()) { |
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| 255 | bool old = settings->value("UseTranslucency", DEF_USE_TRANSLUCENCY).toBool(); |
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| 256 | if ((!old && cbUseTranslucency->isChecked()) || (old && !cbUseTranslucency->isChecked())) { |
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| 257 | _translucency = old ? -1 : 1; |
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| 258 | } else |
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| 259 | _translucency = 0; |
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| 260 | settings->setValue("UseTranslucency", cbUseTranslucency->isChecked()); |
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| 261 | } |
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| 262 | #endif // Q_OS_WIN32 |
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| 263 | settings->setValue("UseNativeDialogs", cbUseNativeDialogs->isChecked()); |
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| 264 | |
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| 265 | settings->beginGroup("Task"); |
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| 266 | settings->setValue("SymmetricMode", cbSymmetricMode->isChecked()); |
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| 267 | settings->setValue("FractionalAccuracy", spinFractionalAccuracy->value()); |
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| 268 | settings->setValue("RandMin", spinRandMin->value()); |
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| 269 | settings->setValue("RandMax", spinRandMax->value()); |
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| 270 | settings->setValue("FractionalRandom", cbFractionalRandom->isChecked()); |
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| 271 | settings->endGroup(); |
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| 272 | |
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| 273 | settings->beginGroup("Output"); |
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| 274 | settings->setValue("ShowMatrix", cbShowMatrix->isChecked()); |
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| 275 | settings->setValue("UseShowMatrixLimit", cbShowMatrix->isChecked() && cbCitiesLimit->isChecked()); |
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| 276 | if (cbCitiesLimit->isChecked()) |
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| 277 | settings->setValue("ShowMatrixLimit", spinCitiesLimit->value()); |
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| 278 | settings->setValue("ScrollToEnd", cbScrollToEnd->isChecked()); |
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| 279 | if (_newFont) |
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| 280 | settings->setValue("Font", font); |
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| 281 | if (_newColor) |
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| 282 | settings->setValue("Color", color); |
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| 283 | settings->endGroup(); |
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| 284 | QDialog::accept(); |
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| 285 | } |
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| 286 | |
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| 287 | void SettingsDialog::buttonColorClicked() |
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| 288 | { |
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| 289 | QColor color = QColorDialog::getColor(this->color,this); |
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| 290 | if (color.isValid() && (this->color != color)) { |
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| 291 | this->color = color; |
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| 292 | _newColor = true; |
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| 293 | } |
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| 294 | } |
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| 295 | |
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| 296 | void SettingsDialog::buttonFontClicked() |
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| 297 | { |
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| 298 | bool ok; |
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| 299 | QFont font = QFontDialog::getFont(&ok,this->font,this); |
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| 300 | if (ok && (this->font != font)) { |
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| 301 | this->font = font; |
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| 302 | _newFont = true; |
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| 303 | } |
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| 304 | } |
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| 305 | |
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| 306 | #ifdef Q_OS_WINCE_WM |
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| 307 | void SettingsDialog::desktopResized(int screen) |
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| 308 | { |
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| 309 | if (screen != 0) |
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| 310 | return; |
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| 311 | |
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| 312 | QRect availableGeometry = QApplication::desktop()->availableGeometry(0); |
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| 313 | if (currentGeometry != availableGeometry) { |
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| 314 | QApplication::setOverrideCursor(QCursor(Qt::WaitCursor)); |
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| 315 | /*! |
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| 316 | * \hack HACK: This hack checks whether \link QDesktopWidget::availableGeometry() availableGeometry()\endlink's \c top + \c hegiht = \link QDesktopWidget::screenGeometry() screenGeometry()\endlink's \c height. |
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| 317 | * If \c true, the window gets maximized. If we used \c setGeometry() in this case, the bottom of the |
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| 318 | * window would end up being behind the soft buttons. Is this a bug in Qt or Windows Mobile? |
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| 319 | */ |
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| 320 | if ((availableGeometry.top() + availableGeometry.height()) == QApplication::desktop()->screenGeometry().height()) { |
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| 321 | setWindowState(windowState() | Qt::WindowMaximized); |
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| 322 | } else { |
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| 323 | if (windowState() & Qt::WindowMaximized) |
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| 324 | setWindowState(windowState() ^ Qt::WindowMaximized); |
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| 325 | setGeometry(availableGeometry); |
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| 326 | } |
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| 327 | currentGeometry = availableGeometry; |
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| 328 | QApplication::restoreOverrideCursor(); |
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| 329 | } |
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| 330 | } |
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| 331 | |
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| 332 | void SettingsDialog::showEvent(QShowEvent *ev) |
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| 333 | { |
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| 334 | desktopResized(0); |
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| 335 | |
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| 336 | QWidget::showEvent(ev); |
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| 337 | } |
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| 338 | #endif // Q_OS_WINCE_WM |
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| 339 | |
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| 340 | void SettingsDialog::spinRandMinValueChanged(int val) { |
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| 341 | spinRandMax->setMinimum(val); |
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| 342 | } |
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| 343 | |
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| 344 | #ifndef HANDHELD |
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| 345 | bool SettingsDialog::event(QEvent *ev) |
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| 346 | { |
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| 347 | // Checking for StatusTip event and if tip text is not empty string |
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| 348 | // setting it as text of the dialog hint label. Otherwise, setting |
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| 349 | // dialog hint label text to own status tip text. |
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| 350 | if (ev->type() == QEvent::StatusTip) { |
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| 351 | QString tip = static_cast<QStatusTipEvent *>(ev)->tip(); |
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| 352 | if (tip.length() != 0) |
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| 353 | labelHint->setText(tip); |
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| 354 | else |
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| 355 | labelHint->setText(labelHint->statusTip()); |
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| 356 | return true; |
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| 357 | } else |
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| 358 | return QDialog::event(ev); |
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| 359 | } |
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| 360 | #endif // HANDHELD |
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