|
1 /**************************************************************************** |
|
2 ** |
|
3 ** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). |
|
4 ** All rights reserved. |
|
5 ** Contact: Nokia Corporation (developer.feedback@nokia.com) |
|
6 ** |
|
7 ** This file is part of the HbWidgets module of the UI Extensions for Mobile. |
|
8 ** |
|
9 ** GNU Lesser General Public License Usage |
|
10 ** This file may be used under the terms of the GNU Lesser General Public |
|
11 ** License version 2.1 as published by the Free Software Foundation and |
|
12 ** appearing in the file LICENSE.LGPL included in the packaging of this file. |
|
13 ** Please review the following information to ensure the GNU Lesser General |
|
14 ** Public License version 2.1 requirements will be met: |
|
15 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
16 ** |
|
17 ** In addition, as a special exception, Nokia gives you certain additional |
|
18 ** rights. These rights are described in the Nokia Qt LGPL Exception |
|
19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
|
20 ** |
|
21 ** If you have questions regarding the use of this file, please contact |
|
22 ** Nokia at developer.feedback@nokia.com. |
|
23 ** |
|
24 ****************************************************************************/ |
|
25 |
|
26 #include "hbzoomslider_p.h" |
|
27 #include <hbzoomsliderpopup.h> |
|
28 #include <hbinstance.h> |
|
29 #include "hbsliderpopup_p.h" |
|
30 #include "hblayoutdirectionnotifier_p.h" |
|
31 #include <hbmessagebox.h> |
|
32 #include "hbdeviceprofile.h" |
|
33 |
|
34 /*! |
|
35 @beta |
|
36 @hbwidgets |
|
37 \class HbZoomSliderPopup |
|
38 \brief HbZoomSliderPopup widget provides a vertical zoom slider embedded in a popup. |
|
39 |
|
40 HbZoomSliderPopup is provided for convenience. HbZoomSliderPopup sets appropriate |
|
41 icons, properties and provides zoom slider specific functionality like a |
|
42 zoom level indicator label and appropriate elements out of the box. |
|
43 HbZoomSlider sets HbSlider::text and consists of following |
|
44 slider elements by default: |
|
45 \li HbSlider::IncreaseElement |
|
46 \li HbSlider::TrackElement |
|
47 \li HbSlider::DecreaseElement |
|
48 \li HbSlider::TextElement |
|
49 |
|
50 \image html hbzoomslider.png A vertical zoom slider. |
|
51 |
|
52 The elements can be changed by calling HbSlider::setElements() later at any time. |
|
53 |
|
54 Orientation of HbZoomSliderPopup can not be changed. If orientation change is need, |
|
55 then first create HbSlider and set needed elements. |
|
56 |
|
57 Example usage: |
|
58 \code |
|
59 HbZoomSliderPopup *slider = new HbZoomSliderPopup(); |
|
60 connect(slider, SIGNAL(valueChanged(int)), receiver, SLOT(zoomSliderChanged(int))); |
|
61 \endcode |
|
62 |
|
63 |
|
64 Note:: position and size of these elements cant be change. |
|
65 use HbZoomSlider instead if you want to change position or size |
|
66 |
|
67 Note:: if setElement is called on this slider , application is reponsible for |
|
68 inconsitent UI. |
|
69 */ |
|
70 |
|
71 /*! |
|
72 \reimp |
|
73 \fn int HbZoomSlider::type() const |
|
74 */ |
|
75 |
|
76 /* |
|
77 internal |
|
78 */ |
|
79 class HbZoomSliderPopupPrivate : public HbSliderPopupPrivate |
|
80 { |
|
81 Q_DECLARE_PUBLIC(HbZoomSliderPopup) |
|
82 protected: |
|
83 virtual void createSlider(); |
|
84 public: |
|
85 HbZoomSliderPopupPrivate(); |
|
86 virtual ~HbZoomSliderPopupPrivate(); |
|
87 void init(); |
|
88 |
|
89 }; |
|
90 |
|
91 /* |
|
92 internal |
|
93 */ |
|
94 void HbZoomSliderPopupPrivate::init() |
|
95 { |
|
96 Q_Q(HbZoomSliderPopup); |
|
97 q->setTimeout(0); |
|
98 } |
|
99 |
|
100 |
|
101 |
|
102 /* |
|
103 internal |
|
104 */ |
|
105 HbZoomSliderPopupPrivate::HbZoomSliderPopupPrivate() |
|
106 { |
|
107 |
|
108 } |
|
109 |
|
110 /* |
|
111 reimp |
|
112 */ |
|
113 void HbZoomSliderPopupPrivate::createSlider() |
|
114 { |
|
115 slider = new HbZoomSlider(); |
|
116 } |
|
117 |
|
118 /* |
|
119 internal |
|
120 */ |
|
121 HbZoomSliderPopupPrivate::~HbZoomSliderPopupPrivate() |
|
122 { |
|
123 } |
|
124 |
|
125 |
|
126 /*! |
|
127 @beta |
|
128 Constructs a slider with \a parent. |
|
129 |
|
130 The orientation is \b Qt::Vertical and the slider contains only track element by default. |
|
131 |
|
132 \sa setOrientation(), setElements() |
|
133 */ |
|
134 HbZoomSliderPopup::HbZoomSliderPopup() : |
|
135 HbSliderPopup(*new HbZoomSliderPopupPrivate, NULL) |
|
136 { |
|
137 Q_D(HbZoomSliderPopup); |
|
138 d->q_ptr = this; |
|
139 d->init(); |
|
140 } |
|
141 |
|
142 /*! |
|
143 @beta |
|
144 \internal |
|
145 */ |
|
146 HbZoomSliderPopup::HbZoomSliderPopup(HbZoomSliderPopupPrivate &dd, QGraphicsItem *parent) : |
|
147 HbSliderPopup(dd, parent) |
|
148 { |
|
149 dd.init(); |
|
150 } |
|
151 |
|
152 /*! |
|
153 Destructs the slider. |
|
154 */ |
|
155 HbZoomSliderPopup::~HbZoomSliderPopup() |
|
156 { |
|
157 } |
|
158 |
|
159 /*! |
|
160 @beta |
|
161 Returns the default Zoom Level of the zoom slider if set by application |
|
162 otherwise returns minimum value. |
|
163 |
|
164 \sa setDefaultZoomLevel() |
|
165 |
|
166 */ |
|
167 int HbZoomSliderPopup::defaultZoomLevel( ) const |
|
168 { |
|
169 Q_D( const HbZoomSliderPopup); |
|
170 if( d->slider ) { |
|
171 HbZoomSlider *zoomSlider= static_cast<HbZoomSlider *> (d->slider); |
|
172 return(zoomSlider->defaultZoomLevel()); |
|
173 } |
|
174 return 0; |
|
175 } |
|
176 |
|
177 /*! |
|
178 @beta |
|
179 sets the default Zoom Level of the zoom slider with \a value. |
|
180 if not set minimum() value will be used for default value. |
|
181 |
|
182 \sa defaultZoomLevel() |
|
183 */ |
|
184 void HbZoomSliderPopup::setDefaultZoomLevel(int value) |
|
185 { |
|
186 Q_D(HbZoomSliderPopup); |
|
187 if( d->slider ) { |
|
188 HbZoomSlider *zoomSlider= static_cast<HbZoomSlider *> (d->slider); |
|
189 zoomSlider->setDefaultZoomLevel(value); |
|
190 } |
|
191 } |
|
192 |
|
193 |
|
194 |
|
195 /*! |
|
196 Reimplemented from QGraphicsItem::keyReleaseEvent(). |
|
197 */ |
|
198 void HbZoomSliderPopup::keyReleaseEvent(QKeyEvent *keyevent) |
|
199 { |
|
200 switch (keyevent->key()) { |
|
201 case Qt::Key_Enter: |
|
202 case Qt::Key_Return: |
|
203 case Qt::Key_Select: |
|
204 { |
|
205 HbMessageBox *note = new HbMessageBox( |
|
206 tr("Zoom Adjusted"), HbMessageBox::MessageTypeInformation); |
|
207 note->show(); |
|
208 } |
|
209 hide(); |
|
210 break; |
|
211 case Qt::Key_Left: |
|
212 case Qt::Key_Backspace: |
|
213 case Qt::Key_Back: |
|
214 hide(); |
|
215 keyevent->accept(); |
|
216 break; |
|
217 default: |
|
218 HbSliderPopup::keyReleaseEvent(keyevent); |
|
219 break; |
|
220 } |
|
221 } |
|
222 |
|
223 /*! |
|
224 Reimplemented from QGraphicsItem::keyPressEvent(). |
|
225 */ |
|
226 void HbZoomSliderPopup::keyPressEvent(QKeyEvent *keyevent) |
|
227 { |
|
228 switch (keyevent->key()) { |
|
229 case Qt::Key_Left: |
|
230 case Qt::Key_Right: |
|
231 case Qt::Key_Back: |
|
232 case Qt::Key_Backspace: |
|
233 hide(); |
|
234 keyevent->accept(); |
|
235 break; |
|
236 default: |
|
237 HbSliderPopup::keyPressEvent(keyevent); |
|
238 break; |
|
239 } |
|
240 } |
|
241 |
|
242 |
|
243 #include "moc_hbzoomsliderpopup.cpp" |