1 | /* This file is part of the KDE project |
2 | * |
3 | * Copyright (C) 2008 Bernhard Beschow <bbeschow AT cs DOT tu-berlin DOT de> |
4 | * |
5 | * This library is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU Library General Public |
7 | * License as published by the Free Software Foundation; either |
8 | * version 2 of the License, or (at your option) any later version. |
9 | * |
10 | * This library is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * Library General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU Library General Public License |
16 | * along with this library; see the file COPYING.LIB. If not, write to |
17 | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
18 | * Boston, MA 02110-1301, USA. |
19 | */ |
20 | #include "khtmlviewbar.h" |
21 | |
22 | #include "khtmlview.h" |
23 | #include "khtmlviewbarwidget.h" |
24 | |
25 | #include <kdebug.h> |
26 | |
27 | #include <QtGui/QBoxLayout> |
28 | #include <QtGui/QKeyEvent> |
29 | |
30 | KHTMLViewBar::KHTMLViewBar( Position position, KHTMLView *view, QWidget *parent ) : |
31 | QWidget( parent ), |
32 | m_view( view ), |
33 | m_permanentBarWidget( 0 ) |
34 | { |
35 | const QBoxLayout::Direction direction = ( position == Top ? QBoxLayout::TopToBottom : QBoxLayout::BottomToTop ); |
36 | |
37 | setLayout( new QBoxLayout( direction, this ) ); |
38 | layout()->setContentsMargins( 0, 0, 0, 0 ); |
39 | layout()->setSpacing( 0 ); |
40 | } |
41 | |
42 | void KHTMLViewBar::addBarWidget (KHTMLViewBarWidget *newBarWidget) |
43 | { |
44 | if (hasWidget(newBarWidget)) { |
45 | kDebug(6050) << "this bar widget is already added" ; |
46 | return; |
47 | } |
48 | // add new widget, invisible... |
49 | newBarWidget->hide(); |
50 | layout()->addWidget( newBarWidget ); |
51 | connect(newBarWidget, SIGNAL(hideMe()), SLOT(hideCurrentBarWidget())); |
52 | |
53 | kDebug(6050) << "add barwidget " << newBarWidget; |
54 | } |
55 | |
56 | void KHTMLViewBar::addPermanentBarWidget (KHTMLViewBarWidget *barWidget) |
57 | { |
58 | // remove old widget from layout (if any) |
59 | if (m_permanentBarWidget) { |
60 | m_permanentBarWidget->hide(); |
61 | layout()->removeWidget(m_permanentBarWidget); |
62 | } |
63 | |
64 | layout()->addWidget(barWidget /*, 0, Qt::AlignBottom*/ ); // FIXME |
65 | m_permanentBarWidget = barWidget; |
66 | m_permanentBarWidget->show(); |
67 | |
68 | setViewBarVisible(true); |
69 | } |
70 | |
71 | void KHTMLViewBar::removePermanentBarWidget (KHTMLViewBarWidget *barWidget) |
72 | { |
73 | if (m_permanentBarWidget != barWidget) { |
74 | kDebug(6050) << "no such permanent widget exists in bar" ; |
75 | return; |
76 | } |
77 | |
78 | if (!m_permanentBarWidget) |
79 | return; |
80 | |
81 | m_permanentBarWidget->hide(); |
82 | layout()->removeWidget(m_permanentBarWidget); |
83 | m_permanentBarWidget = 0; |
84 | } |
85 | |
86 | bool KHTMLViewBar::hasPermanentWidget (KHTMLViewBarWidget *barWidget ) const |
87 | { |
88 | return (m_permanentBarWidget == barWidget); |
89 | } |
90 | |
91 | void KHTMLViewBar::showBarWidget (KHTMLViewBarWidget *barWidget) |
92 | { |
93 | // raise correct widget |
94 | // TODO m_stack->setCurrentWidget (barWidget); |
95 | barWidget->show(); |
96 | |
97 | // if we have any permanent widget, bar is always visible, |
98 | // no need to show it |
99 | if (!m_permanentBarWidget) { |
100 | setViewBarVisible(true); |
101 | } |
102 | } |
103 | |
104 | bool KHTMLViewBar::hasWidget(KHTMLViewBarWidget* wid) const |
105 | { |
106 | Q_UNUSED(wid); |
107 | return layout()->count() != 0; |
108 | } |
109 | |
110 | void KHTMLViewBar::hideCurrentBarWidget () |
111 | { |
112 | // m_stack->hide(); |
113 | |
114 | // if we have any permanent widget, bar is always visible, |
115 | // no need to hide it |
116 | if (!m_permanentBarWidget) { |
117 | setViewBarVisible(false); |
118 | } |
119 | |
120 | m_view->setFocus(); |
121 | kDebug(6050)<<"hide barwidget" ; |
122 | } |
123 | |
124 | void KHTMLViewBar::setViewBarVisible (bool visible) |
125 | { |
126 | setVisible( visible ); |
127 | } |
128 | |
129 | void KHTMLViewBar::keyPressEvent(QKeyEvent* event) |
130 | { |
131 | if (event->key() == Qt::Key_Escape) { |
132 | hideCurrentBarWidget(); |
133 | return; |
134 | } |
135 | QWidget::keyPressEvent(event); |
136 | |
137 | } |
138 | |
139 | void KHTMLViewBar::hideEvent(QHideEvent* event) |
140 | { |
141 | Q_UNUSED(event); |
142 | // if (!event->spontaneous()) |
143 | // m_view->setFocus(); |
144 | } |
145 | |