File: DFBrowser_TreeLevelLineModel.cxx

package info (click to toggle)
opencascade 7.9.2%2Bdfsg-4
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 301,924 kB
  • sloc: cpp: 1,523,264; tcl: 10,159; cs: 5,173; java: 1,554; sh: 1,342; ansic: 827; xml: 699; makefile: 30; javascript: 22
file content (100 lines) | stat: -rw-r--r-- 3,482 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
// Created on: 2017-06-16
// Created by: Natalia ERMOLAEVA
// Copyright (c) 2017 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <inspector/DFBrowser_TreeLevelLineModel.hxx>

#include <inspector/DFBrowser_ItemBase.hxx>
#include <inspector/TreeModel_ModelBase.hxx>

#include <Standard_WarningsDisable.hxx>
#include <QIcon>
#include <QWidget>
#include <Standard_WarningsRestore.hxx>

// =======================================================================
// function : Init
// purpose :
// =======================================================================
void DFBrowser_TreeLevelLineModel::Init(const QModelIndex& theTreeIndex)
{
  myTreeIndex = theTreeIndex;
  myLevelItems.clear();

  if (theTreeIndex.isValid())
  {
    myLevelItems.prepend(theTreeIndex);
    QModelIndex aParent = theTreeIndex.parent();
    while (aParent.isValid())
    {
      myLevelItems.prepend(aParent);
      aParent = aParent.parent();
    }
  }
  emit layoutChanged();
}

// =======================================================================
// function : data
// purpose :
// =======================================================================
QVariant DFBrowser_TreeLevelLineModel::data(const QModelIndex& theIndex, int theRole) const
{
  QVariant aValue;
  int      aColumns = theIndex.column();
  if (aColumns < myLevelItems.size())
  {
    QModelIndex aTreeIndex = myLevelItems[aColumns];
    if (theRole == Qt::DecorationRole) //! do not show icons presented in tree view
      return aValue;
    TreeModel_ItemBasePtr anItemBase = TreeModel_ModelBase::GetItemByIndex(aTreeIndex);
    if (!anItemBase)
      return aValue;

    DFBrowser_ItemBasePtr aDBrowserItem = itemDynamicCast<DFBrowser_ItemBase>(anItemBase);
    if (!aDBrowserItem)
      return aValue;

    bool aPrevValue = aDBrowserItem->SetUseAdditionalInfo(false);
    aValue          = aDBrowserItem->data(aTreeIndex, theRole);
    aDBrowserItem->SetUseAdditionalInfo(aPrevValue);

    if (theRole == Qt::DisplayRole)
      aValue = aValue.toString() + "  "; //! TEMPORARY to leave place for the action icon
  }
  return aValue;
}

// =======================================================================
// function : headerData
// purpose :
// =======================================================================
QVariant DFBrowser_TreeLevelLineModel::headerData(int             theSection,
                                                  Qt::Orientation theOrientation,
                                                  int             theRole) const
{
  QVariant aValue;
  if (theOrientation == Qt::Horizontal && theSection < myLevelItems.size())
  {
    QModelIndex aTreeIndex = myLevelItems[theSection];
    if (!aTreeIndex.isValid()) // level change action
    {
      if (theRole == Qt::SizeHintRole)
        aValue = QSize(2, 2);
      else if (theRole == Qt::DisplayRole)
        aValue = "";
    }
  }
  return aValue;
}