summaryrefslogtreecommitdiff
path: root/client/widgets/lineedit.cc
blob: 9fb5f095f8f9767abed4ac9bb62ace06085a3bc9 (plain)
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
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            lineedit.cc
 *
 *  Fri Jul 13 12:38:45 CEST 2007
 *  Copyright 2007 Bent Bisballe Nyeng and Lars Bisballe Jensen
 *  deva@aasimon.org and elsenator@gmail.com
 ****************************************************************************/

/*
 *  This file is part of Pracro.
 *
 *  Pracro is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  Pracro is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with Pracro; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "lineedit.h"
#include <stdio.h>

#include <QCoreApplication>
#include <QLineEdit>
#include <QEvent>
#include <QKeyEvent>

#include "common.h"

LineEdit::LineEdit(QDomNode &node, MacroWindow *macrowindow)
  : Widget(node, macrowindow)
{
  lineedit = new QLineEdit();
  widget = lineedit;

  setCommonAttributes(lineedit, node);

  QDomElement elem = node.toElement();

  if(elem.hasAttribute("readonly")) {
    if(elem.attribute("readonly") == "true" ||
       elem.attribute("readonly") == "1") {
      lineedit->setReadOnly(true);
    } else if(elem.attribute("readonly") == "false" ||
              elem.attribute("readonly") == "0") {
      lineedit->setReadOnly(false);
    } else {
      printf("Unknown value of readonly: %s\n",
             elem.attribute("readonly").toStdString().c_str());
    }
  }
  
  connect(lineedit, SIGNAL(textChanged(QString)), this, SLOT(changed()));
  connect(lineedit, SIGNAL(textEdited(QString)), this, SLOT(user_changed()));

  lineedit->installEventFilter(this); // Detect keyboard input.
}

LineEdit::~LineEdit()
{
  //  delete lineedit;
}

void LineEdit::changed()
{
  eventOnChange();
}

void LineEdit::user_changed()
{
  emit wasChanged(); 
  eventOnChange();
}

QString LineEdit::value()
{
  return lineedit->text();
}

void LineEdit::setValue(QString value, QString source)
{
  if(isUserSource(source)) emit wasChanged();

  // Hack to make sure the textChanged signal is emitted.
  if(lineedit->text() == value) lineedit->setText(value + " ");

  lineedit->setText(value);

  //  setInitialValue(value);
}

bool LineEdit::eventFilter(QObject *, QEvent *event)
{
  if(event->type() == QEvent::KeyPress) {
    QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
    if(keyEvent->key() == Qt::Key_Return ||
       keyEvent->key() == Qt::Key_Enter) {
      QKeyEvent tabevent(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier); 
      QCoreApplication::sendEvent(this, &tabevent);
    }
  }
  return false;
}

void LineEdit::changeEvent(QEvent *event)
{
  if(event->type() == QEvent::EnabledChange) {
    changed();
  }
}

void LineEdit::setWdgValid(bool valid)
{
  QPalette palette;

  if(valid) {
    // valid string
    palette.setBrush(QPalette::Base, QBrush(QColor(255, 255, 255)));
  } else {
    // invalid string
    palette.setBrush(QPalette::Base, QBrush(QColor(230, 200, 200)));
  }

  lineedit->setPalette(palette);
}