src/search/dolphinsearchoptionsconfigurator.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2009 by Peter Penz <peter.penz@gmx.at>                  *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "dolphinsearchoptionsconfigurator.h"
  21
  22 #include "searchcriterionselector.h"
  23
  24 #include <kcombobox.h>
  25 #include <kdialog.h>
  26 #include <kicon.h>
  27 #include <klineedit.h>
  28 #include <klocale.h>
  29 #include <kseparator.h>
  30
  31 #include <QButtonGroup>
  32 #include <QHBoxLayout>
  33 #include <QLabel>
  34 #include <QPushButton>
  35 #include <QShowEvent>
  36 #include <QVBoxLayout>
  37
  38 DolphinSearchOptionsConfigurator::DolphinSearchOptionsConfigurator(QWidget* parent) :
  39     QWidget(parent),
  40     m_initialized(false),
  41     m_searchFromBox(0),
  42     m_searchWhatBox(0),
  43     m_addSelectorButton(0),
  44     m_vBoxLayout(0)
  45 {
  46     m_vBoxLayout = new QVBoxLayout(this);
  47
  48     // add "search" configuration
  49     QLabel* searchLabel = new QLabel(i18nc("@label", "Search:"));
  50
  51     m_searchFromBox = new KComboBox(this);
  52     m_searchFromBox->addItem(i18nc("@label", "Everywhere"));
  53     m_searchFromBox->addItem(i18nc("@label", "From Here"));
  54
  55     // add "what" configuration
  56     QLabel* whatLabel = new QLabel(i18nc("@label", "What:"));
  57
  58     m_searchWhatBox = new KComboBox(this);
  59     m_searchWhatBox->addItem(i18nc("@label", "All"));
  60     m_searchWhatBox->addItem(i18nc("@label", "Images"));
  61     m_searchWhatBox->addItem(i18nc("@label", "Text"));
  62     m_searchWhatBox->addItem(i18nc("@label", "Filenames"));
  63
  64     // add button "Save"
  65     QPushButton* saveButton = new QPushButton(this);
  66     saveButton->setIcon(KIcon("document-save"));
  67     saveButton->setText(i18nc("@action:button", "Save"));
  68     saveButton->setToolTip(i18nc("@info", "Save search options"));
  69     connect(saveButton, SIGNAL(clicked()), this, SLOT(saveQuery()));
  70
  71     // add button "Close"
  72     QPushButton* closeButton = new QPushButton(this);
  73     closeButton->setIcon(KIcon("dialog-close"));
  74     closeButton->setText(i18nc("@action:button", "Close"));
  75     closeButton->setToolTip(i18nc("@info", "Close search options"));
  76     connect(closeButton, SIGNAL(clicked()), this, SLOT(hide()));
  77
  78     // add "Add selector" button
  79     m_addSelectorButton = new QPushButton(this);
  80     m_addSelectorButton->setIcon(KIcon("list-add"));
  81     m_addSelectorButton->setToolTip(i18nc("@info", "Add search option"));
  82     m_addSelectorButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
  83     connect(m_addSelectorButton, SIGNAL(clicked()), this, SLOT(slotAddSelectorButtonClicked()));
  84
  85     QHBoxLayout* firstLineLayout = new QHBoxLayout();
  86     firstLineLayout->addWidget(searchLabel);
  87     firstLineLayout->addWidget(m_searchFromBox);
  88     firstLineLayout->addWidget(whatLabel);
  89     firstLineLayout->addWidget(m_searchWhatBox);
  90     firstLineLayout->addWidget(new QWidget(this), 1); // filler
  91     firstLineLayout->addWidget(m_addSelectorButton);
  92
  93     QHBoxLayout* lastLineLayout = new QHBoxLayout();
  94     lastLineLayout->addWidget(new QWidget(this), 1); // filler
  95     lastLineLayout->addWidget(saveButton);
  96     lastLineLayout->addWidget(closeButton);
  97
  98     m_vBoxLayout->addWidget(new KSeparator(this));
  99     m_vBoxLayout->addLayout(firstLineLayout);
 100     m_vBoxLayout->addLayout(lastLineLayout);
 101     m_vBoxLayout->addWidget(new KSeparator(this));
 102 }
 103
 104 DolphinSearchOptionsConfigurator::~DolphinSearchOptionsConfigurator()
 105 {
 106 }
 107
 108 void DolphinSearchOptionsConfigurator::showEvent(QShowEvent* event)
 109 {
 110     if (!event->spontaneous() && !m_initialized) {
 111         // add default search criterions
 112         SearchCriterionSelector* dateCriterion = new SearchCriterionSelector(SearchCriterionSelector::Date, this);
 113         SearchCriterionSelector* sizeCriterion = new SearchCriterionSelector(SearchCriterionSelector::Size, this);
 114         SearchCriterionSelector* tagCriterion = new SearchCriterionSelector(SearchCriterionSelector::Tag, this);
 115
 116         // Add the items in the same order as available in the description combo (verified by Q_ASSERTs). This
 117         // is not mandatory from an implementation point of view, but preferable from a usability point of view.
 118         Q_ASSERT(static_cast<int>(SearchCriterionSelector::Date) == 0);
 119         Q_ASSERT(static_cast<int>(SearchCriterionSelector::Size) == 1);
 120         Q_ASSERT(static_cast<int>(SearchCriterionSelector::Tag) == 2);
 121         addSelector(dateCriterion);
 122         addSelector(sizeCriterion);
 123         addSelector(tagCriterion);
 124
 125         m_initialized = true;
 126     }
 127     QWidget::showEvent(event);
 128 }
 129
 130 void DolphinSearchOptionsConfigurator::slotAddSelectorButtonClicked()
 131 {
 132     SearchCriterionSelector* selector = new SearchCriterionSelector(SearchCriterionSelector::Tag, this);
 133     addSelector(selector);
 134 }
 135
 136 void DolphinSearchOptionsConfigurator::removeCriterion()
 137 {
 138     QWidget* criterion = qobject_cast<QWidget*>(sender());
 139     Q_ASSERT(criterion != 0);
 140     m_vBoxLayout->removeWidget(criterion);
 141     criterion->deleteLater();
 142
 143     updateSelectorButton();
 144 }
 145
 146 void DolphinSearchOptionsConfigurator::updateSelectorButton()
 147 {
 148     const int selectors = m_vBoxLayout->count() - 1;
 149     m_addSelectorButton->setEnabled(selectors < 10);
 150 }
 151
 152 void DolphinSearchOptionsConfigurator::saveQuery()
 153 {
 154     KDialog dialog(0, Qt::Dialog);
 155
 156     QWidget* container = new QWidget(&dialog);
 157
 158     QLabel* label = new QLabel(i18nc("@label", "Name:"), container);
 159     KLineEdit* lineEdit = new KLineEdit(container);
 160     lineEdit->setMinimumWidth(250);
 161
 162     QHBoxLayout* layout = new QHBoxLayout(container);
 163     layout->addWidget(label, Qt::AlignRight);
 164     layout->addWidget(lineEdit);
 165
 166     dialog.setMainWidget(container);
 167     dialog.setCaption(i18nc("@title:window", "Save Search Options"));
 168     dialog.setButtons(KDialog::Ok | KDialog::Cancel);
 169     dialog.setDefaultButton(KDialog::Ok);
 170     dialog.setButtonText(KDialog::Ok, i18nc("@action:button", "Save"));
 171
 172     KConfigGroup dialogConfig(KSharedConfig::openConfig("dolphinrc"),
 173                               "SaveSearchOptionsDialog");
 174     dialog.restoreDialogSize(dialogConfig);
 175     dialog.exec(); // TODO...
 176 }
 177
 178 void DolphinSearchOptionsConfigurator::addSelector(SearchCriterionSelector* selector)
 179 {
 180     connect(selector, SIGNAL(removeCriterion()), this, SLOT(removeCriterion()));
 181
 182     // insert the new selector before the lastLineLayout and the KSeparator at the bottom
 183     const int index = m_vBoxLayout->count() - 2;
 184     m_vBoxLayout->insertWidget(index, selector);
 185     updateSelectorButton();
 186 }
 187
 188 #include "dolphinsearchoptionsconfigurator.moc"