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1 | // Created on: 2017-06-16 |
2 | // Created by: Natalia ERMOLAEVA |
3 | // Copyright (c) 2017 OPEN CASCADE SAS |
4 | // |
5 | // This file is part of Open CASCADE Technology software library. |
6 | // |
7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
12 | // |
13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
15 | |
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16 | #include <inspector/DFBrowser_SearchView.hxx> |
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17 | |
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18 | #include <inspector/DFBrowser_HighlightDelegate.hxx> |
19 | #include <inspector/DFBrowser_SearchLine.hxx> |
20 | #include <inspector/DFBrowser_SearchLineModel.hxx> |
21 | #include <inspector/DFBrowser_Window.hxx> |
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22 | |
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23 | #include <inspector/DFBrowserPane_Tools.hxx> |
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24 | |
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25 | #include <inspector/TreeModel_ModelBase.hxx> |
26 | #include <inspector/TreeModel_Tools.hxx> |
27 | |
28 | #include <inspector/ViewControl_Tools.hxx> |
29 | |
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30 | #include <Standard_WarningsDisable.hxx> |
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31 | #include <QAbstractProxyModel> |
32 | #include <QGridLayout> |
33 | #include <QHeaderView> |
34 | #include <QTableView> |
35 | #include <QWidget> |
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36 | #include <Standard_WarningsRestore.hxx> |
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37 | |
38 | const int DEFAULT_COLUMN_WIDTH = 500; |
39 | const int DEFAULT_ICON_SIZE = 40; |
40 | |
41 | // ======================================================================= |
42 | // function : Constructor |
43 | // purpose : |
44 | // ======================================================================= |
45 | DFBrowser_SearchView::DFBrowser_SearchView (QWidget* theParent) |
46 | : QObject (theParent) |
47 | { |
48 | myMainWindow = new QWidget (theParent); |
49 | QGridLayout* aLayout = new QGridLayout (myMainWindow); |
50 | aLayout->setContentsMargins (0, 0, 0, 0); |
51 | |
52 | myTableView = new QTableView (myMainWindow); |
53 | myTableView->verticalHeader()->setVisible (false); |
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54 | myTableView->verticalHeader()->setDefaultSectionSize (DEFAULT_ICON_SIZE + TreeModel_Tools::HeaderSectionMargin()); |
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55 | myTableView->setIconSize (QSize (DEFAULT_ICON_SIZE, DEFAULT_ICON_SIZE)); |
56 | myTableView->horizontalHeader()->setVisible (false); |
57 | myTableView->horizontalHeader()->setStretchLastSection (true); |
58 | |
59 | myTableView->viewport()->setAttribute (Qt::WA_Hover); |
60 | myTableView->setItemDelegate (new DFBrowser_HighlightDelegate (myTableView)); |
61 | |
62 | aLayout->addWidget (myTableView); |
63 | |
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64 | ViewControl_Tools::SetWhiteBackground (myTableView); |
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65 | myTableView->setGridStyle (Qt::NoPen); |
66 | } |
67 | |
68 | // ======================================================================= |
69 | // function : InitModels |
70 | // purpose : |
71 | // ======================================================================= |
72 | void DFBrowser_SearchView::InitModels() |
73 | { |
74 | QAbstractItemModel* aModel = mySearchLine->GetCompletionModel(); |
75 | myTableView->setModel (aModel); |
76 | myTableView->setColumnWidth (0, 0); // to hide column |
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77 | myTableView->setColumnWidth (1, DEFAULT_ICON_SIZE + TreeModel_Tools::HeaderSectionMargin()); |
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78 | |
79 | QItemSelectionModel* aSelectionModel = new QItemSelectionModel (aModel); |
80 | myTableView->setSelectionMode (QAbstractItemView::SingleSelection); |
81 | myTableView->setSelectionModel (aSelectionModel); |
82 | connect (aSelectionModel, SIGNAL (selectionChanged (const QItemSelection&, const QItemSelection&)), |
83 | this, SLOT (onTableSelectionChanged (const QItemSelection&, const QItemSelection&))); |
84 | connect (myTableView, SIGNAL (doubleClicked (const QModelIndex&)), |
85 | this, SLOT (onTableDoubleClicked (const QModelIndex&))); |
86 | } |
87 | |
88 | // ======================================================================= |
89 | // function : onTableSelectionChanged |
90 | // purpose : |
91 | // ======================================================================= |
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92 | void DFBrowser_SearchView::onTableSelectionChanged (const QItemSelection&, |
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93 | const QItemSelection&) |
94 | { |
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95 | QItemSelectionModel* aSelectionModel = myTableView->selectionModel(); |
96 | QModelIndexList aSelectedIndices = aSelectionModel->selectedIndexes(); |
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97 | QModelIndex aSelectedIndex = TreeModel_ModelBase::SingleSelected (aSelectedIndices, 2); |
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98 | if (!aSelectedIndex.isValid()) |
99 | return; |
100 | QAbstractProxyModel* aTableModel = dynamic_cast<QAbstractProxyModel*> (myTableView->model()); |
101 | if (!aTableModel) |
102 | return; |
103 | DFBrowser_SearchLineModel* aSourceModel = dynamic_cast<DFBrowser_SearchLineModel*> (aTableModel->sourceModel()); |
104 | if (!aSourceModel) |
105 | return; |
106 | |
107 | QModelIndex aSourceSelectedIndex = aTableModel->mapToSource(aSelectedIndex); |
108 | emit pathSelected(aSourceModel->GetPath (aSourceSelectedIndex), aSourceModel->GetValue (aSourceSelectedIndex)); |
109 | } |
110 | |
111 | // ======================================================================= |
112 | // function : onTableDoubleClicked |
113 | // purpose : |
114 | // ======================================================================= |
115 | void DFBrowser_SearchView::onTableDoubleClicked (const QModelIndex& theIndex) |
116 | { |
117 | QAbstractProxyModel* aTableModel = dynamic_cast<QAbstractProxyModel*> (myTableView->model()); |
118 | if (!aTableModel) |
119 | return; |
120 | DFBrowser_SearchLineModel* aSourceModel = dynamic_cast<DFBrowser_SearchLineModel*> (aTableModel->sourceModel()); |
121 | if (!aSourceModel) |
122 | return; |
123 | |
124 | QModelIndex aSourceSelectedIndex = aTableModel->mapToSource(theIndex); |
125 | emit pathDoubleClicked (aSourceModel->GetPath (aSourceSelectedIndex), aSourceModel->GetValue (aSourceSelectedIndex)); |
126 | } |