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472 lines
18 KiB
472 lines
18 KiB
/* This file is part of the KDE project
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Copyright (C) 2005 Jaroslaw Staniek <js@iidea.pl>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "kexidatasourcepage.h"
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#include <tqlabel.h>
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#include <tqlayout.h>
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#include <tqtooltip.h>
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#include <tqheader.h>
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#include <kiconloader.h>
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#include <tdelocale.h>
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#include <tdetoolbarbutton.h>
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#include <kdebug.h>
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#include <tdepopupmenu.h>
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#include <widget/kexipropertyeditorview.h>
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#include <widget/kexidatasourcecombobox.h>
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#include <widget/kexifieldlistview.h>
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#include <widget/kexifieldcombobox.h>
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#include <widget/kexismalltoolbutton.h>
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#include <kexidb/connection.h>
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#include <kexiproject.h>
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#include <formeditor/commands.h>
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#include <koproperty/property.h>
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#include <koproperty/utils.h>
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KexiDataSourcePage::KexiDataSourcePage(TQWidget *parent, const char *name)
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: TQWidget(parent, name)
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, m_insideClearDataSourceSelection(false)
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{
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TQVBoxLayout *vlyr = new TQVBoxLayout(this);
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m_objectInfoLabel = new KexiObjectInfoLabel(this, "KexiObjectInfoLabel");
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vlyr->addWidget(m_objectInfoLabel);
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m_noDataSourceAvailableSingleText = i18n("No data source could be assigned for this widget.");
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m_noDataSourceAvailableMultiText = i18n("No data source could be assigned for multiple widgets.");
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vlyr->addSpacing(8);
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//Section 1: Form's/Widget's Data Source
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KoProperty::GroupContainer *container = new KoProperty::GroupContainer(i18n("Data Source"), this);
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vlyr->addWidget(container);
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TQWidget *contents = new TQWidget(container);
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container->setContents(contents);
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TQVBoxLayout *contentsVlyr = new TQVBoxLayout(contents);
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m_noDataSourceAvailableLabel = new TQLabel(m_noDataSourceAvailableSingleText, contents);
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m_noDataSourceAvailableLabel->setSizePolicy(TQSizePolicy::Preferred, TQSizePolicy::Fixed);
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m_noDataSourceAvailableLabel->setMargin(2);
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m_noDataSourceAvailableLabel->setAlignment(TQt::WordBreak | TQt::AlignBottom | TQt::AlignLeft);
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contentsVlyr->addWidget(m_noDataSourceAvailableLabel);
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//-Widget's Data Source
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TQHBoxLayout *hlyr = new TQHBoxLayout(contentsVlyr);
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#if 0
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//! @todo unhide this when expression work
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// m_widgetDSLabel = new TQLabel(i18n("Table Field, Query Field or Expression", "Source field or expression:"), this);
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#else
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m_widgetDSLabel = new TQLabel(i18n("Table Field or Query Field", "Widget's data source:"), contents);
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#endif
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m_widgetDSLabel->setSizePolicy(TQSizePolicy::Minimum, TQSizePolicy::Fixed);
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m_widgetDSLabel->setMargin(2);
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m_widgetDSLabel->setMinimumHeight(IconSize(TDEIcon::Small)+4);
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m_widgetDSLabel->setAlignment(AlignLeft|AlignBottom);
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hlyr->addWidget(m_widgetDSLabel);
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m_clearWidgetDSButton = new KexiSmallToolButton(contents, TQString(), "clear_left", "clearWidgetDSButton");
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m_clearWidgetDSButton->setMinimumHeight(m_widgetDSLabel->minimumHeight());
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TQToolTip::add(m_clearWidgetDSButton, i18n("Clear widget's data source"));
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hlyr->addWidget(m_clearWidgetDSButton);
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connect(m_clearWidgetDSButton, TQT_SIGNAL(clicked()), this, TQT_SLOT(clearWidgetDataSourceSelection()));
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m_sourceFieldCombo = new KexiFieldComboBox(contents, "sourceFieldCombo");
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m_widgetDSLabel->setBuddy(m_sourceFieldCombo);
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contentsVlyr->addWidget(m_sourceFieldCombo);
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/* m_dataSourceSeparator = new TQFrame(contents);
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m_dataSourceSeparator->setFrameShape(TQFrame::HLine);
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m_dataSourceSeparator->setFrameShadow(TQFrame::Sunken);
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contentsVlyr->addWidget(m_dataSourceSeparator);*/
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contentsVlyr->addSpacing(8);
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//- Form's Data Source
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hlyr = new TQHBoxLayout(contentsVlyr);
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m_dataSourceLabel = new TQLabel(i18n("Form's data source:"), contents);
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m_dataSourceLabel->setSizePolicy(TQSizePolicy::Minimum, TQSizePolicy::Fixed);
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m_dataSourceLabel->setMargin(2);
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m_dataSourceLabel->setMinimumHeight(IconSize(TDEIcon::Small)+4);
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m_dataSourceLabel->setAlignment(AlignLeft|AlignBottom);
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hlyr->addWidget(m_dataSourceLabel);
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m_gotoButton = new KexiSmallToolButton(contents, TQString(), "goto", "gotoButton");
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m_gotoButton->setMinimumHeight(m_dataSourceLabel->minimumHeight());
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TQToolTip::add(m_gotoButton, i18n("Go to selected form's data source"));
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hlyr->addWidget(m_gotoButton);
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connect(m_gotoButton, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotGotoSelected()));
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m_clearDSButton = new KexiSmallToolButton(contents, TQString(), "clear_left", "clearDSButton");
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m_clearDSButton->setMinimumHeight(m_dataSourceLabel->minimumHeight());
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TQToolTip::add(m_clearDSButton, i18n("Clear form's data source"));
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hlyr->addWidget(m_clearDSButton);
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connect(m_clearDSButton, TQT_SIGNAL(clicked()), this, TQT_SLOT(clearDataSourceSelection()));
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m_dataSourceCombo = new KexiDataSourceComboBox(contents, "dataSourceCombo");
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m_dataSourceLabel->setBuddy(m_dataSourceCombo);
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contentsVlyr->addWidget(m_dataSourceCombo);
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#ifdef KEXI_NO_AUTOFIELD_WIDGET
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m_availableFieldsLabel = 0;
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m_addField = 0;
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// m_fieldListView = 0;
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vlyr->addStretch();
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#else
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vlyr->addSpacing(fontMetrics().height());
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/* TQFrame *separator = new TQFrame(this);
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separator->setFrameShape(TQFrame::HLine);
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separator->setFrameShadow(TQFrame::Sunken);
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vlyr->addWidget(separator);*/
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/*
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TDEPopupTitle *title = new TDEPopupTitle(this);
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title->setTitle(i18n("Inserting fields"));
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vlyr->addWidget(title);
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vlyr->addSpacing(4);*/
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//2. Inserting fields
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container = new KoProperty::GroupContainer(i18n("Inserting Fields"), this);
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vlyr->addWidget(container, 1);
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//helper info
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//! @todo allow to hide such helpers by adding global option
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contents = new TQWidget(container);
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container->setContents(contents);
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contentsVlyr = new TQVBoxLayout(contents);
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hlyr = new TQHBoxLayout(contentsVlyr);
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m_mousePointerLabel = new TQLabel(contents);
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hlyr->addWidget(m_mousePointerLabel);
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m_mousePointerLabel->setPixmap( SmallIcon("mouse_pointer") );
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m_mousePointerLabel->setFixedWidth( m_mousePointerLabel->pixmap() ? m_mousePointerLabel->pixmap()->width() : 0);
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m_availableFieldsDescriptionLabel = new TQLabel(
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i18n("Select fields from the list below and drag them onto a form or click the \"Insert\" button"), contents);
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m_availableFieldsDescriptionLabel->setAlignment( TQt::AlignAuto | TQt::WordBreak );
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hlyr->addWidget(m_availableFieldsDescriptionLabel);
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//Available Fields
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contentsVlyr->addSpacing(4);
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hlyr = new TQHBoxLayout(contentsVlyr);
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m_availableFieldsLabel = new TQLabel(i18n("Available fields:"), contents);
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m_availableFieldsLabel->setSizePolicy(TQSizePolicy::Minimum, TQSizePolicy::Fixed);
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m_availableFieldsLabel->setMargin(2);
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m_availableFieldsLabel->setMinimumHeight(IconSize(TDEIcon::Small));
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hlyr->addWidget(m_availableFieldsLabel);
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m_addField = new KexiSmallToolButton(contents, i18n("Insert selected field into form", "Insert"),
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"add_field", "addFieldButton");
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m_addField->setMinimumHeight(m_availableFieldsLabel->minimumHeight());
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// m_addField->setTextPosition(TQToolButton::Right);
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m_addField->setFocusPolicy(TQWidget::StrongFocus);
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TQToolTip::add(m_addField, i18n("Insert selected fields into form"));
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hlyr->addWidget(m_addField);
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connect(m_addField, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotInsertSelectedFields()));
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m_fieldListView = new KexiFieldListView(contents, "fieldListView",
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KexiFieldListView::ShowDataTypes | KexiFieldListView::AllowMultiSelection );
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m_fieldListView->setSizePolicy(TQSizePolicy(TQSizePolicy::Preferred, TQSizePolicy::Expanding));
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m_availableFieldsLabel->setBuddy(m_fieldListView);
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contentsVlyr->addWidget(m_fieldListView, 1);
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connect(m_fieldListView, TQT_SIGNAL(selectionChanged()), this, TQT_SLOT(slotFieldListViewSelectionChanged()));
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connect(m_fieldListView, TQT_SIGNAL(fieldDoubleClicked(const TQString&, const TQString&, const TQString&)),
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this, TQT_SLOT(slotFieldDoubleClicked(const TQString&, const TQString&, const TQString&)));
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#endif
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vlyr->addStretch(1);
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connect(m_dataSourceCombo, TQT_SIGNAL(textChanged(const TQString &)), this, TQT_SLOT(slotDataSourceTextChanged(const TQString &)));
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connect(m_dataSourceCombo, TQT_SIGNAL(dataSourceChanged()), this, TQT_SLOT(slotDataSourceChanged()));
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connect(m_sourceFieldCombo, TQT_SIGNAL(selected()), this, TQT_SLOT(slotFieldSelected()));
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clearDataSourceSelection();
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slotFieldListViewSelectionChanged();
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}
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KexiDataSourcePage::~KexiDataSourcePage()
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{
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}
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void KexiDataSourcePage::setProject(KexiProject *prj)
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{
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m_sourceFieldCombo->setProject(prj);
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m_dataSourceCombo->setProject(prj);
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}
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void KexiDataSourcePage::clearDataSourceSelection(bool alsoClearComboBox)
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{
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if (m_insideClearDataSourceSelection)
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return;
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m_insideClearDataSourceSelection = true;
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if (alsoClearComboBox && !m_dataSourceCombo->selectedName().isEmpty())
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m_dataSourceCombo->setDataSource("", "");
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// if (!m_dataSourceCombo->currentText().isEmpty()) {
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// m_dataSourceCombo->setCurrentText("");
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// emit m_dataSourceCombo->dataSourceSelected();
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// }
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m_clearDSButton->setEnabled(false);
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m_gotoButton->setEnabled(false);
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#ifndef KEXI_NO_AUTOFIELD_WIDGET
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m_addField->setEnabled(false);
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m_fieldListView->clear();
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#endif
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m_insideClearDataSourceSelection = false;
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}
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void KexiDataSourcePage::clearWidgetDataSourceSelection()
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{
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if (!m_sourceFieldCombo->currentText().isEmpty()) {
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m_sourceFieldCombo->setCurrentText("");
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m_sourceFieldCombo->setFieldOrExpression(TQString());
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slotFieldSelected();
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}
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m_clearWidgetDSButton->setEnabled(false);
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}
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void KexiDataSourcePage::slotGotoSelected()
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{
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TQCString mime = m_dataSourceCombo->selectedMimeType().latin1();
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if (mime=="kexi/table" || mime=="kexi/query") {
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if (m_dataSourceCombo->isSelectionValid())
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emit jumpToObjectRequested(mime, m_dataSourceCombo->selectedName().latin1());
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}
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}
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void KexiDataSourcePage::slotInsertSelectedFields()
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{
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#ifndef KEXI_NO_AUTOFIELD_WIDGET
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TQStringList selectedFieldNames(m_fieldListView->selectedFieldNames());
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if (selectedFieldNames.isEmpty())
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return;
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emit insertAutoFields(m_fieldListView->schema()->table() ? "kexi/table" : "kexi/query",
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m_fieldListView->schema()->name(), selectedFieldNames);
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#endif
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}
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void KexiDataSourcePage::slotFieldDoubleClicked(const TQString& sourceMimeType, const TQString& sourceName,
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const TQString& fieldName)
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{
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#ifndef KEXI_NO_AUTOFIELD_WIDGET
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TQStringList selectedFields;
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selectedFields.append(fieldName);
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emit insertAutoFields(sourceMimeType, sourceName, selectedFields);
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#endif
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}
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void KexiDataSourcePage::slotDataSourceTextChanged(const TQString & string)
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{
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Q_UNUSED(string);
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const bool enable = m_dataSourceCombo->isSelectionValid(); //!string.isEmpty() && m_dataSourceCombo->selectedName() == string.latin1();
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if (!enable) {
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clearDataSourceSelection( m_dataSourceCombo->selectedName().isEmpty()/*alsoClearComboBox*/ );
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}
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updateSourceFieldWidgetsAvailability();
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/*#ifndef KEXI_NO_AUTOFIELD_WIDGET
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m_fieldListView->setEnabled(enable);
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// m_addField->setEnabled(enable);
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m_availableFieldsLabel->setEnabled(enable);
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#endif*/
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}
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void KexiDataSourcePage::slotDataSourceChanged()
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{
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if (!m_dataSourceCombo->project())
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return;
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TQCString mime = m_dataSourceCombo->selectedMimeType().latin1();
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bool dataSourceFound = false;
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TQCString name = m_dataSourceCombo->selectedName().latin1();
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if ((mime=="kexi/table" || mime=="kexi/query") && m_dataSourceCombo->isSelectionValid()) {
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KexiDB::TableOrQuerySchema *tableOrQuery = new KexiDB::TableOrQuerySchema(
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m_dataSourceCombo->project()->dbConnection(), name, mime=="kexi/table");
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if (tableOrQuery->table() || tableOrQuery->query()) {
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#ifdef KEXI_NO_AUTOFIELD_WIDGET
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m_tableOrQuerySchema = tableOrQuery;
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#else
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m_fieldListView->setSchema( tableOrQuery );
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#endif
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dataSourceFound = true;
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m_sourceFieldCombo->setTableOrQuery(name, mime=="kexi/table");
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}
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else {
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delete tableOrQuery;
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}
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}
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if (!dataSourceFound) {
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m_sourceFieldCombo->setTableOrQuery("", true);
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}
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//if (m_sourceFieldCombo->hasFocus())
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// m_dataSourceCombo->setFocus();
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m_clearDSButton->setEnabled(dataSourceFound);
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m_gotoButton->setEnabled(dataSourceFound);
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if (dataSourceFound) {
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slotFieldListViewSelectionChanged();
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} else {
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#ifndef KEXI_NO_AUTOFIELD_WIDGET
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m_addField->setEnabled(false);
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#endif
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}
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updateSourceFieldWidgetsAvailability();
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emit formDataSourceChanged(mime, name);
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}
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void KexiDataSourcePage::slotFieldSelected()
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{
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KexiDB::Field::Type dataType = KexiDB::Field::InvalidType;
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#ifdef KEXI_NO_AUTOFIELD_WIDGET
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KexiDB::Field *field = m_tableOrQuerySchema->field( m_sourceFieldCombo->fieldOrExpression() ); //temp
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#else
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//! @todo this should also work for expressions
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KexiDB::Field *field = m_fieldListView->schema()->field( m_sourceFieldCombo->fieldOrExpression() );
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#endif
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if (field)
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dataType = field->type();
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m_clearWidgetDSButton->setEnabled( !m_sourceFieldCombo->fieldOrExpression().isEmpty() );
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emit dataSourceFieldOrExpressionChanged(
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m_sourceFieldCombo->fieldOrExpression(),
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m_sourceFieldCombo->fieldOrExpressionCaption(),
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dataType
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);
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}
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void KexiDataSourcePage::setDataSource(const TQCString& mimeType, const TQCString& name)
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{
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m_dataSourceCombo->setDataSource(mimeType, name);
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}
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void KexiDataSourcePage::assignPropertySet(KoProperty::Set* propertySet)
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{
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TQCString objectName;
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if (propertySet && propertySet->contains("name"))
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objectName = (*propertySet)["name"].value().toCString();
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if (!objectName.isEmpty() && objectName == m_currentObjectName)
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return; //the same object
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m_currentObjectName = objectName;
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TQCString objectClassName;
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if (propertySet && propertySet->contains("this:className"))
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objectClassName = (*propertySet)["this:className"].value().toCString();
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/*moved if (propertySet) {
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TQCString iconName;
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TQString objectClassString;
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if (propertySet->contains("this:iconName"))
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iconName = (*propertySet)["this:iconName"].value().toCString();
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if (propertySet->contains("this:classString"))
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objectClassString = (*propertySet)["this:classString"].value().toString();
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m_objectInfoLabel->setObjectName(objectName);
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m_objectInfoLabel->setObjectClassIcon(iconName);
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m_objectInfoLabel->setObjectClassName(objectClassString);
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if (propertySet->contains("this:className"))
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objectClassName = (*propertySet)["this:className"].value().toCString();
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}*/
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KexiPropertyEditorView::updateInfoLabelForPropertySet(
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m_objectInfoLabel, propertySet);
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const bool isForm = objectClassName=="KexiDBForm";
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// kdDebug() << "objectClassName=" << objectClassName << endl;
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// {
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/* //this is top level form's surface: data source means table or query
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TQCString dataSourceMimeType, dataSource;
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if (buffer->hasProperty("dataSourceMimeType"))
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dataSourceMimeType = (*buffer)["dataSourceMimeType"].value().toCString();
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if (buffer->hasProperty("dataSource"))
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dataSource = (*buffer)["dataSource"].value().toCString();
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m_dataSourceCombo->setDataSource(dataSourceMimeType, dataSource);*/
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// }
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// else {
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const bool multipleSelection = objectClassName=="special:multiple";
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const bool hasDataSourceProperty = propertySet && propertySet->contains("dataSource") && !multipleSelection;
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if (!isForm) {
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//this is a widget
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TQCString dataSource;
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if (hasDataSourceProperty) {
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if (propertySet)
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dataSource = (*propertySet)["dataSource"].value().toCString();
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m_noDataSourceAvailableLabel->hide();
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m_sourceFieldCombo->setFieldOrExpression(dataSource.data());
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m_sourceFieldCombo->setEnabled(true);
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m_clearWidgetDSButton->setEnabled(!m_sourceFieldCombo->currentText().isEmpty());
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m_widgetDSLabel->show();
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m_clearWidgetDSButton->show();
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m_sourceFieldCombo->show();
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// m_dataSourceSeparator->hide();
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updateSourceFieldWidgetsAvailability();
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}
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}
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if (isForm) {
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m_noDataSourceAvailableLabel->hide();
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// m_dataSourceSeparator->hide();
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}
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else if (!hasDataSourceProperty) {
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if (multipleSelection)
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m_noDataSourceAvailableLabel->setText(m_noDataSourceAvailableMultiText);
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else
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m_noDataSourceAvailableLabel->setText(m_noDataSourceAvailableSingleText);
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m_noDataSourceAvailableLabel->show();
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// m_dataSourceSeparator->show();
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//make 'No data source could be assigned' label's height the same as the 'source field' combo+label
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m_noDataSourceAvailableLabel->setMinimumHeight(m_widgetDSLabel->height()
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+ m_sourceFieldCombo->height()/*-m_dataSourceSeparator->height()*/);
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m_sourceFieldCombo->setCurrentText("");
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}
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if (isForm || !hasDataSourceProperty) {
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//no source field can be set
|
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m_widgetDSLabel->hide();
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m_clearWidgetDSButton->hide();
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m_sourceFieldCombo->hide();
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}
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}
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void KexiDataSourcePage::slotFieldListViewSelectionChanged()
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{
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|
#ifndef KEXI_NO_AUTOFIELD_WIDGET
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//update "add field" button's state
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for (TQListViewItemIterator it(m_fieldListView); it.current(); ++it) {
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|
if (it.current()->isSelected()) {
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m_addField->setEnabled(true);
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|
return;
|
|
}
|
|
}
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|
m_addField->setEnabled(false);
|
|
#endif
|
|
}
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|
|
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void KexiDataSourcePage::updateSourceFieldWidgetsAvailability()
|
|
{
|
|
const bool hasDataSource = m_dataSourceCombo->isSelectionValid(); //!m_dataSourceCombo->selectedName().isEmpty();
|
|
m_sourceFieldCombo->setEnabled( hasDataSource );
|
|
m_widgetDSLabel->setEnabled( hasDataSource );
|
|
#ifndef KEXI_NO_AUTOFIELD_WIDGET
|
|
m_fieldListView->setEnabled( hasDataSource );
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|
m_availableFieldsLabel->setEnabled( hasDataSource );
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|
m_mousePointerLabel->setEnabled( hasDataSource );
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|
m_availableFieldsDescriptionLabel->setEnabled( hasDataSource );
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|
#endif
|
|
}
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|
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#include "kexidatasourcepage.moc"
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