3
|
1 |
/*
|
|
2 |
* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
|
|
3 |
* All rights reserved.
|
|
4 |
*
|
|
5 |
* This program is free software: you can redistribute it and/or modify
|
|
6 |
* it under the terms of the GNU Lesser General Public License as published by
|
|
7 |
* the Free Software Foundation, version 2.1 of the License.
|
|
8 |
*
|
|
9 |
* This program is distributed in the hope that it will be useful,
|
|
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
12 |
* GNU Lesser General Public License for more details.
|
|
13 |
*
|
|
14 |
* You should have received a copy of the GNU Lesser General Public License
|
|
15 |
* along with this program. If not,
|
|
16 |
* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
|
|
17 |
*
|
|
18 |
* Description:
|
|
19 |
*
|
|
20 |
*/
|
|
21 |
|
|
22 |
#include "EditorWidget.h"
|
|
23 |
#include "Utilities.h"
|
|
24 |
#include "ChromeEffect.h"
|
|
25 |
|
|
26 |
// FIXME ;;; Must address the following issues:
|
|
27 |
//
|
|
28 |
// * On Symbian, when focus is outside editor and user clicks inside editor, the editor
|
|
29 |
// receives FocusIn event but does not make the blinking cursor visible until
|
|
30 |
// the user starts to type or presses arrow keys.
|
|
31 |
//
|
|
32 |
// * Edit selection is not visible.
|
|
33 |
//
|
|
34 |
|
|
35 |
|
|
36 |
namespace GVA {
|
|
37 |
|
|
38 |
// Methods for class EditorItem
|
|
39 |
|
|
40 |
//GTextLineItem extends QGraphicsTextItem as a single-line editor.
|
|
41 |
//Signals horizontal cursor movement, which can be used to implement horizontal scrolling.
|
|
42 |
|
|
43 |
GTextLineItem::GTextLineItem(QGraphicsItem * parent)
|
|
44 |
: QGraphicsTextItem(parent)
|
|
45 |
, m_maxTextLength(0)
|
|
46 |
, m_hints(Qt::ImhNoPredictiveText) // disable the predictive text
|
|
47 |
{
|
|
48 |
// Disable wrapping, force text to be stored and displayed
|
|
49 |
// as a single line.
|
|
50 |
QTextOption textOption = document()->defaultTextOption();
|
|
51 |
textOption.setWrapMode(QTextOption::NoWrap);
|
|
52 |
document()->setDefaultTextOption(textOption);
|
|
53 |
// Enable cursor keys.
|
|
54 |
setTextInteractionFlags(Qt::TextEditorInteraction);
|
|
55 |
// This is needed to initialize m_textLine.
|
|
56 |
setText("");
|
|
57 |
setAcceptDrops(false);
|
|
58 |
m_defaultStartDragDistance = QApplication::startDragDistance();
|
|
59 |
}
|
|
60 |
|
|
61 |
GTextLineItem::~GTextLineItem()
|
|
62 |
{
|
|
63 |
if (m_maxTextLength > 0)
|
|
64 |
disconnect(document(), SIGNAL(contentsChange(int, int, int)), this, SLOT(contentsChange(int, int, int)));
|
|
65 |
QApplication::setStartDragDistance(m_defaultStartDragDistance);
|
|
66 |
}
|
|
67 |
|
|
68 |
void GTextLineItem::setText(const QString & text)
|
|
69 |
{
|
|
70 |
QString newText = text;
|
|
71 |
if(m_maxTextLength > 0 && text.length() > m_maxTextLength ) {
|
|
72 |
newText = newText.left(m_maxTextLength);
|
|
73 |
}
|
|
74 |
setPlainText(newText);
|
|
75 |
m_textLine = document()->begin().layout()->lineForTextPosition(0);
|
|
76 |
}
|
|
77 |
|
|
78 |
void GTextLineItem::setMaxTextLength(int length)
|
|
79 |
{
|
|
80 |
if (m_maxTextLength <= 0 && length > 0) {
|
|
81 |
QString text = toPlainText();
|
|
82 |
if( text.length() > length ) {
|
|
83 |
setPlainText(text.left(length));
|
|
84 |
}
|
|
85 |
connect(document(), SIGNAL(contentsChange(int, int, int)), this, SLOT(contentsChange(int, int, int)));
|
|
86 |
} else if (m_maxTextLength > 0 && length <= 0) {
|
|
87 |
disconnect(document(), SIGNAL(contentsChange(int, int, int)), this, SLOT(contentsChange(int, int, int)));
|
|
88 |
}
|
|
89 |
m_maxTextLength = length;
|
|
90 |
}
|
|
91 |
|
|
92 |
void GTextLineItem::contentsChange(int position, int charsRemoved, int charsAdded)
|
|
93 |
{
|
|
94 |
Q_UNUSED(position);
|
|
95 |
Q_UNUSED(charsRemoved);
|
|
96 |
Q_UNUSED(charsAdded);
|
|
97 |
if( m_maxTextLength > 0 && toPlainText().length() > m_maxTextLength ) {
|
|
98 |
QTextCursor cursor = textCursor();
|
|
99 |
cursor.deletePreviousChar();
|
|
100 |
setTextCursor(cursor);
|
|
101 |
}
|
|
102 |
}
|
|
103 |
|
|
104 |
// Get the pixel offset of the cursor. Needed to implement scrolling.
|
|
105 |
|
|
106 |
qreal GTextLineItem::cursorX()
|
|
107 |
{
|
|
108 |
return m_textLine.cursorToX(textCursor().position());
|
|
109 |
}
|
|
110 |
|
|
111 |
qreal GTextLineItem::anchorX()
|
|
112 |
{
|
|
113 |
return m_textLine.cursorToX(textCursor().anchor());
|
|
114 |
}
|
|
115 |
|
|
116 |
QRectF GTextLineItem::selectionRectF()
|
|
117 |
{
|
|
118 |
qreal x1 = cursorX();
|
|
119 |
qreal x2 = anchorX();
|
|
120 |
if (x1 == x2)
|
|
121 |
return QRectF();
|
|
122 |
return QRectF(x1, 0, x2-x1 + 16, boundingRect().height());
|
|
123 |
}
|
|
124 |
|
|
125 |
void GTextLineItem::selectAll()
|
|
126 |
{
|
|
127 |
QTextCursor tc = textCursor();
|
|
128 |
tc.select(QTextCursor::Document);
|
|
129 |
setTextCursor(tc);
|
|
130 |
emit cursorXChanged(cursorX());
|
|
131 |
}
|
|
132 |
|
|
133 |
void GTextLineItem::unselect()
|
|
134 |
{
|
|
135 |
QTextCursor tc = textCursor();
|
|
136 |
tc.setPosition(tc.position());
|
|
137 |
setTextCursor(tc);
|
|
138 |
}
|
|
139 |
|
|
140 |
void GTextLineItem::setCursorPosition(int pos)
|
|
141 |
{
|
|
142 |
QTextCursor tc = textCursor();
|
|
143 |
tc.setPosition(pos);
|
|
144 |
setTextCursor(tc);
|
|
145 |
}
|
|
146 |
|
|
147 |
qreal GTextLineItem::textWidth()
|
|
148 |
{
|
|
149 |
return m_textLine.naturalTextWidth();
|
|
150 |
}
|
|
151 |
|
|
152 |
void GTextLineItem::paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget)
|
|
153 |
{
|
|
154 |
// Paint without ugly selection ants (the dashed line that surrounds
|
|
155 |
// the selected text). TODO: It is clearly a bug in QGraphicsTextItem
|
|
156 |
// that you cannot explicitly set the style of the selection indicator. File this.
|
|
157 |
QStyleOptionGraphicsItem newOption = *option;
|
|
158 |
newOption.state &= (!QStyle::State_Selected | !QStyle::State_HasFocus);
|
|
159 |
painter->save();
|
|
160 |
painter->setRenderHint(QPainter::Antialiasing);
|
|
161 |
QGraphicsTextItem::paint(painter, &newOption, widget);
|
|
162 |
painter->restore();
|
|
163 |
if(!isEnabled()) {
|
|
164 |
ChromeEffect::paintDisabledRect(painter, option->exposedRect);
|
|
165 |
}
|
|
166 |
}
|
|
167 |
|
|
168 |
void GTextLineItem::mouseMoveEvent(QGraphicsSceneMouseEvent * event)
|
|
169 |
{
|
|
170 |
QGraphicsTextItem::mouseMoveEvent(event);
|
|
171 |
emit cursorXChanged(cursorX());
|
|
172 |
}
|
|
173 |
|
|
174 |
void GTextLineItem::mousePressEvent(QGraphicsSceneMouseEvent * event)
|
|
175 |
{
|
|
176 |
QGraphicsTextItem::mousePressEvent(event);
|
|
177 |
}
|
|
178 |
|
|
179 |
void GTextLineItem::mouseReleaseEvent(QGraphicsSceneMouseEvent * event)
|
|
180 |
{
|
|
181 |
QGraphicsTextItem::mouseReleaseEvent(event);
|
|
182 |
QPointF pos = event->pos();
|
|
183 |
emit tapped(pos);
|
|
184 |
// open vkb by single tap
|
|
185 |
QWidget * widget = event->widget();
|
|
186 |
QEvent vkbEvent(QEvent::RequestSoftwareInputPanel);
|
|
187 |
QApplication::sendEvent(widget, &vkbEvent);
|
|
188 |
}
|
|
189 |
|
|
190 |
void GTextLineItem::keyPressEvent(QKeyEvent * event)
|
|
191 |
{
|
|
192 |
// Signal horizontal cursor movement so that an editor widget can
|
|
193 |
// implement horizontal scrolling.
|
|
194 |
qreal oldX = cursorX();
|
|
195 |
QGraphicsTextItem::keyPressEvent(event);
|
|
196 |
qreal newX = cursorX();
|
|
197 |
if (newX != oldX) {
|
|
198 |
emit cursorXChanged(newX);
|
|
199 |
}
|
|
200 |
}
|
|
201 |
|
|
202 |
void GTextLineItem::keyReleaseEvent(QKeyEvent * event)
|
|
203 |
{
|
|
204 |
QGraphicsTextItem::keyReleaseEvent(event);
|
|
205 |
emit textMayChanged();
|
|
206 |
}
|
|
207 |
|
|
208 |
void GTextLineItem::focusInEvent(QFocusEvent * event)
|
|
209 |
{
|
|
210 |
Q_UNUSED(event);
|
|
211 |
// disable the drag & drop to fix the auto-delete-all issue
|
|
212 |
QApplication::setStartDragDistance(1000);
|
|
213 |
QGraphicsTextItem::focusInEvent(event);
|
|
214 |
|
|
215 |
QWidget* fw = QApplication::focusWidget();
|
|
216 |
Qt::InputMethodHints hints = fw->inputMethodHints();
|
|
217 |
if (hints != m_hints)
|
|
218 |
fw->setInputMethodHints(m_hints);
|
|
219 |
|
|
220 |
if (event->reason() != Qt::PopupFocusReason) // to fix the special char issue on VKB
|
|
221 |
emit focusChanged(true);
|
|
222 |
}
|
|
223 |
|
|
224 |
void GTextLineItem::focusOutEvent(QFocusEvent * event)
|
|
225 |
{
|
|
226 |
Q_UNUSED(event);
|
|
227 |
// restore the drag & drop for other components
|
|
228 |
QApplication::setStartDragDistance(m_defaultStartDragDistance);
|
|
229 |
QGraphicsTextItem::focusOutEvent(event);
|
|
230 |
if (event->reason() != Qt::PopupFocusReason && event->reason() != Qt::ActiveWindowFocusReason) // to fix the special char issue on VKB
|
|
231 |
emit focusChanged(false);
|
|
232 |
}
|
|
233 |
|
|
234 |
void GTextLineItem::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
|
|
235 |
{
|
|
236 |
// ignore context menu event
|
|
237 |
event->ignore();
|
|
238 |
}
|
|
239 |
|
|
240 |
void GTextLineItem::setInputMethodHints(Qt::InputMethodHints hints)
|
|
241 |
{
|
|
242 |
m_hints = hints;
|
|
243 |
m_hints |= Qt::ImhNoPredictiveText; // disable the predictive text
|
|
244 |
}
|
|
245 |
|
|
246 |
// Methods for class GLineEditor
|
|
247 |
// GLineEditor is a QGraphicsWidget that wraps a GTextLineItem to implement scrolling,
|
|
248 |
// draw a background and set padding
|
|
249 |
|
|
250 |
GLineEditor::GLineEditor(ChromeSnippet * snippet, ChromeWidget * chrome, QGraphicsItem * parent)
|
|
251 |
: QGraphicsWidget(parent)
|
|
252 |
, m_chrome(chrome)
|
|
253 |
, m_viewPortWidth(0.0)
|
|
254 |
, m_viewPortHeight(0.0)
|
|
255 |
, m_padding(0.0)
|
|
256 |
, m_rightTextMargin(0.0)
|
|
257 |
{
|
|
258 |
Q_UNUSED(snippet);
|
|
259 |
|
|
260 |
// The viewport clips the editor when text overflows
|
|
261 |
// viewport size will be set in resize()
|
|
262 |
m_viewPort = new QGraphicsWidget(this);
|
|
263 |
m_viewPort->setFlags(QGraphicsItem::ItemClipsChildrenToShape);
|
|
264 |
|
|
265 |
// The actual text editor item
|
|
266 |
m_editor = new GTextLineItem(m_viewPort);
|
|
267 |
m_editor->setDefaultTextColor(m_textColor);
|
|
268 |
m_editor->installEventFilter(this);
|
|
269 |
|
|
270 |
// Monitor editor cursor position changes for horizontal scrolling.
|
|
271 |
safe_connect(m_editor, SIGNAL(cursorXChanged(qreal)),
|
|
272 |
this, SLOT(makeVisible(qreal)));
|
|
273 |
|
|
274 |
safe_connect(m_editor, SIGNAL(textMayChanged()),
|
|
275 |
this, SIGNAL(textMayChanged()));
|
|
276 |
|
|
277 |
safe_connect(m_editor, SIGNAL(focusChanged(bool)),
|
|
278 |
this, SIGNAL(focusChanged(bool)));
|
|
279 |
|
|
280 |
safe_connect(m_editor, SIGNAL(tapped(QPointF&)),
|
|
281 |
this, SIGNAL(tapped(QPointF&)));
|
|
282 |
|
|
283 |
setAcceptDrops(false);
|
|
284 |
}
|
|
285 |
|
|
286 |
GLineEditor::~GLineEditor()
|
|
287 |
{
|
|
288 |
}
|
|
289 |
|
|
290 |
// TODO: Be a good QGraphicsWidget: update this to use palette color?
|
|
291 |
|
|
292 |
void GLineEditor::setTextColor(QColor & color)
|
|
293 |
{
|
|
294 |
m_textColor = color;
|
|
295 |
m_editor->setDefaultTextColor(m_textColor);
|
|
296 |
}
|
|
297 |
|
|
298 |
void GLineEditor::setPadding(qreal padding)
|
|
299 |
{
|
|
300 |
m_padding = padding;
|
|
301 |
//Trigger a resize to adjust component sizes to new padding
|
|
302 |
resize(size());
|
|
303 |
}
|
|
304 |
|
|
305 |
void GLineEditor::setRightTextMargin(qreal margin)
|
|
306 |
{
|
|
307 |
m_rightTextMargin = margin;
|
|
308 |
resize(size());
|
|
309 |
}
|
|
310 |
|
|
311 |
QString GLineEditor::text() const
|
|
312 |
{
|
|
313 |
return m_editor->toPlainText();
|
|
314 |
}
|
|
315 |
|
|
316 |
void GLineEditor::paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget)
|
|
317 |
{
|
|
318 |
Q_UNUSED(option);
|
|
319 |
Q_UNUSED(widget);
|
|
320 |
|
|
321 |
painter->save();
|
|
322 |
painter->setRenderHint(QPainter::Antialiasing);
|
|
323 |
// First, fill rectangle with background color.
|
|
324 |
painter->fillRect(boundingRect(), m_backgroundColor);
|
|
325 |
painter->restore();
|
|
326 |
if(!isEnabled()) {
|
|
327 |
ChromeEffect::paintDisabledRect(painter, option->exposedRect);
|
|
328 |
}
|
|
329 |
// Make sure any required horizontal scrolling happens
|
|
330 |
// before rendering editor widget, which will be drawn on top
|
|
331 |
// of the background rectangle.
|
|
332 |
makeVisible(m_editor->cursorX());
|
|
333 |
}
|
|
334 |
|
|
335 |
void GLineEditor::resizeEvent(QGraphicsSceneResizeEvent * event)
|
|
336 |
{
|
|
337 |
QSizeF size = event->newSize();
|
|
338 |
m_viewPortWidth = size.width() - m_rightTextMargin - m_padding * 2;
|
|
339 |
m_viewPortHeight = size.height() - m_padding * 2;
|
|
340 |
m_viewPort->setGeometry(
|
|
341 |
m_padding,
|
|
342 |
(size.height() - m_editor->boundingRect().height()) / 2,
|
|
343 |
m_viewPortWidth,
|
|
344 |
m_viewPortHeight);
|
|
345 |
m_editor->setTextWidth(m_viewPortWidth);
|
|
346 |
// move back the m_editor'x to 0
|
|
347 |
qreal editorShift = -1 * m_editor->pos().x();
|
|
348 |
m_editor->moveBy(editorShift, 0);
|
|
349 |
updateEditor();
|
|
350 |
}
|
|
351 |
|
|
352 |
void GLineEditor::setText(const QString & text)
|
|
353 |
{
|
|
354 |
m_editor->setText(text);
|
|
355 |
m_editor->setPos(0, m_editor->pos().y());
|
|
356 |
updateEditor();
|
|
357 |
}
|
|
358 |
|
|
359 |
void GLineEditor::updateEditor()
|
|
360 |
{
|
|
361 |
makeVisible(m_editor->cursorX());
|
|
362 |
}
|
|
363 |
|
|
364 |
// We divide the viewport into 3 distinct regions:
|
|
365 |
//
|
|
366 |
//
|
|
367 |
// [ left | middle | right ]
|
|
368 |
//
|
|
369 |
// [ editor, shifted left by editorShift pixels ]
|
|
370 |
//
|
|
371 |
// When a cursor is in the middle section of the viewport we
|
|
372 |
// leave the editor shift unchanged, to preserve stability.
|
|
373 |
//
|
|
374 |
// When a cursor is in the right section or beyond we shift
|
|
375 |
// the editor left until the cursor appears at the border
|
|
376 |
// between the middle and right sections.
|
|
377 |
//
|
|
378 |
// When a cursor is in the left section or beyond we shift
|
|
379 |
// the editor right until the cursor appears at the border
|
|
380 |
// between the left and middle sections.
|
|
381 |
//
|
|
382 |
// We never shift the editor right of the viewport.
|
|
383 |
|
|
384 |
void GLineEditor::makeVisible(qreal cursorX)
|
|
385 |
{
|
|
386 |
qreal leftScrollBorder = 0;
|
|
387 |
qreal rightScrollBorder = m_viewPortWidth - 20;
|
|
388 |
qreal editorShift = -1 * m_editor->pos().x();
|
|
389 |
qreal localX = cursorX - editorShift;
|
|
390 |
|
|
391 |
if (m_editor->textWidth() < rightScrollBorder) {
|
|
392 |
if (editorShift !=0)
|
|
393 |
m_editor->moveBy(editorShift, 0);
|
|
394 |
return;
|
|
395 |
}
|
|
396 |
|
|
397 |
if (m_editor->textWidth() - editorShift < rightScrollBorder) {
|
|
398 |
if (editorShift != 0)
|
|
399 |
m_editor->moveBy(rightScrollBorder - m_editor->textWidth() + editorShift, 0);
|
|
400 |
return;
|
|
401 |
}
|
|
402 |
|
|
403 |
if (localX < leftScrollBorder) {
|
|
404 |
// Before left section, scroll right.
|
|
405 |
// In left section, scroll right.
|
|
406 |
qreal shift = qMin(leftScrollBorder - localX, editorShift);
|
|
407 |
m_editor->moveBy(shift, 0);
|
|
408 |
return;
|
|
409 |
}
|
|
410 |
if (localX >= rightScrollBorder) {
|
|
411 |
// In right section, scroll left.
|
|
412 |
// After right section, scroll left.
|
|
413 |
qreal shift = localX - rightScrollBorder;
|
|
414 |
m_editor->moveBy(-shift, 0);
|
|
415 |
return;
|
|
416 |
}
|
|
417 |
// In middle section, no scroll needed.
|
|
418 |
return;
|
|
419 |
}
|
|
420 |
|
|
421 |
bool GLineEditor::tappedOnText(qreal x) const
|
|
422 |
{
|
|
423 |
qreal editorShift = m_editor->pos().x();
|
|
424 |
qreal editorWidth = m_editor->textWidth();
|
|
425 |
if (editorShift == 0 && editorWidth < x)
|
|
426 |
return false;
|
|
427 |
return true;
|
|
428 |
}
|
|
429 |
|
|
430 |
bool GLineEditor::eventFilter(QObject * object, QEvent * event)
|
|
431 |
{
|
|
432 |
// Filter editor key events.
|
|
433 |
if (object != m_editor)
|
|
434 |
return false;
|
|
435 |
|
|
436 |
if (event->type() != QEvent::KeyPress)
|
|
437 |
return false;
|
|
438 |
|
|
439 |
QKeyEvent * keyEvent = static_cast<QKeyEvent*>(event);
|
|
440 |
switch (keyEvent->key()) {
|
|
441 |
case Qt::Key_Select:
|
|
442 |
case Qt::Key_Return:
|
|
443 |
case Qt::Key_Enter:
|
|
444 |
// Signal that a carriage return-like key-press happened.
|
|
445 |
emit activated();
|
|
446 |
return true;
|
|
447 |
case Qt::Key_Down:
|
|
448 |
case Qt::Key_Up:
|
|
449 |
// Swallow arrow up/down keys, editor has just one line.
|
|
450 |
return true;
|
|
451 |
default:
|
|
452 |
return false;
|
|
453 |
}
|
|
454 |
}
|
|
455 |
|
|
456 |
//GTextEditor paints a styled frame around a GLineEditor
|
|
457 |
|
|
458 |
GTextEditor::GTextEditor(ChromeSnippet * snippet, ChromeWidget * chrome, QGraphicsItem * parent)
|
|
459 |
: GLineEditor(snippet, chrome, parent)
|
|
460 |
{
|
|
461 |
}
|
|
462 |
|
|
463 |
GTextEditor::~GTextEditor()
|
|
464 |
{
|
|
465 |
}
|
|
466 |
|
|
467 |
void GTextEditor::paintBorder(QPainter * painter)
|
|
468 |
{
|
|
469 |
if (m_padding > 0 ) {
|
|
470 |
QPainterPath border;
|
|
471 |
//qDebug() << "GTextEditor::paintBorder: " << boundingRect().width() << " " << size().width();
|
|
472 |
border.addRect(boundingRect());
|
|
473 |
border.addRoundedRect(
|
|
474 |
m_padding,
|
|
475 |
m_padding,
|
|
476 |
size().width()-m_padding*2,
|
|
477 |
size().height()-m_padding*2,
|
|
478 |
4,
|
|
479 |
4);
|
|
480 |
painter->fillPath(border, m_borderColor);
|
|
481 |
}
|
|
482 |
}
|
|
483 |
|
|
484 |
void GTextEditor::paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget)
|
|
485 |
{
|
|
486 |
Q_UNUSED(option);
|
|
487 |
Q_UNUSED(widget);
|
|
488 |
|
|
489 |
//updateEditor();
|
|
490 |
GLineEditor::paint(painter, option, widget);
|
|
491 |
painter->save();
|
|
492 |
painter->setRenderHint(QPainter::Antialiasing);
|
|
493 |
paintBorder(painter);
|
|
494 |
painter->restore();
|
|
495 |
}
|
|
496 |
|
|
497 |
//GProgressEditor adds a progress bar to GTextEditor. Joining these into a single QGraphicsWidget makes it
|
|
498 |
//possible to draw a text editor with a progress bar with minimal updates
|
|
499 |
|
|
500 |
GProgressEditor::GProgressEditor(ChromeSnippet * snippet, ChromeWidget * chrome, QGraphicsItem * parent)
|
|
501 |
: GTextEditor(snippet, chrome, parent)
|
|
502 |
, m_percent(0)
|
|
503 |
{
|
|
504 |
}
|
|
505 |
|
|
506 |
GProgressEditor::~GProgressEditor()
|
|
507 |
{
|
|
508 |
}
|
|
509 |
|
|
510 |
void GProgressEditor::paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget)
|
|
511 |
{
|
|
512 |
Q_UNUSED(option);
|
|
513 |
Q_UNUSED(widget);
|
|
514 |
|
|
515 |
updateEditor();
|
|
516 |
|
|
517 |
QRectF progressRect = boundingRect();
|
|
518 |
progressRect.setWidth(progressRect.width() * m_percent / 100.0);
|
|
519 |
|
|
520 |
painter->save();
|
|
521 |
painter->setRenderHint(QPainter::Antialiasing);
|
7
|
522 |
painter->fillRect(boundingRect(), m_backgroundColor);
|
3
|
523 |
painter->fillRect(progressRect, m_progressColor);
|
|
524 |
paintBorder(painter);
|
|
525 |
painter->restore();
|
|
526 |
if(!isEnabled()) {
|
|
527 |
ChromeEffect::paintDisabledRect(painter, option->exposedRect);
|
|
528 |
}
|
|
529 |
}
|
|
530 |
|
|
531 |
void GProgressEditor::setProgress(int percent)
|
|
532 |
{
|
|
533 |
// Don't bother with small increments, but ...
|
|
534 |
//
|
|
535 |
// - ALWAYS show the final increment to 99 or 100, because
|
|
536 |
// this tells the user a network request has completed.
|
|
537 |
//
|
|
538 |
// - ALWAYS show the initial increment from 0, because this
|
|
539 |
// tells the user a new network request has started.
|
|
540 |
//
|
|
541 |
// - ALWAYS show decrements, because this tells the user
|
|
542 |
// a new network request has started.
|
|
543 |
if (percent < 99) {
|
|
544 |
if (m_percent > 0) {
|
|
545 |
if (percent > m_percent) {
|
|
546 |
if (percent - m_percent < 10) {
|
|
547 |
//qDebug() << "UrlSearchSnippet::setProgress" << percent << "IGNORE";
|
|
548 |
return;
|
|
549 |
}
|
|
550 |
}
|
|
551 |
}
|
|
552 |
}
|
|
553 |
|
|
554 |
if (m_percent == percent) {
|
|
555 |
//qDebug() << "UrlSearchSnippet::setProgress" << percent << "IGNORE";
|
|
556 |
return;
|
|
557 |
}
|
|
558 |
|
|
559 |
//qDebug() << "UrlSearchSnippet::setProgress" << percent << "UPDATE";
|
|
560 |
m_percent = percent;
|
|
561 |
update();
|
|
562 |
}
|
|
563 |
|
|
564 |
//A chrome item that displays a GTextEditor. This can be embedded in HTML chrome instead of an input field.
|
|
565 |
|
|
566 |
TextEditItem::TextEditItem(ChromeSnippet * snippet, ChromeWidget * chrome, QGraphicsItem * parent)
|
|
567 |
: NativeChromeItem(snippet, parent)
|
|
568 |
, m_justFocusIn(false)
|
|
569 |
{
|
|
570 |
m_textEditor = new GTextEditor(snippet, chrome, this);
|
|
571 |
|
|
572 |
//Style via CSS
|
|
573 |
QWebElement we = m_snippet->element();
|
|
574 |
|
|
575 |
QColor textColor;
|
|
576 |
NativeChromeItem::CSSToQColor(we.styleProperty("color", QWebElement::ComputedStyle),
|
|
577 |
textColor);
|
|
578 |
m_textEditor->setTextColor(textColor);
|
|
579 |
|
|
580 |
//Background of text box
|
|
581 |
QColor backgroundColor;
|
|
582 |
NativeChromeItem::CSSToQColor(we.styleProperty("background-color", QWebElement::ComputedStyle),
|
|
583 |
backgroundColor);
|
|
584 |
m_textEditor->setBackgroundColor(backgroundColor);
|
|
585 |
|
|
586 |
QColor borderColor;
|
|
587 |
NativeChromeItem::CSSToQColor(we.styleProperty("border-top-color", QWebElement::ComputedStyle),
|
|
588 |
borderColor);
|
|
589 |
m_textEditor->setBorderColor(borderColor);
|
|
590 |
|
|
591 |
//Padding sets the "border" width
|
|
592 |
QString cssPadding = we.styleProperty("padding-top", QWebElement::ComputedStyle);
|
|
593 |
m_textEditor->setPadding(cssPadding.remove("px").toInt());
|
|
594 |
|
|
595 |
safe_connect(m_textEditor, SIGNAL(focusChanged(bool)),this, SLOT(focusChanged(bool)));
|
|
596 |
safe_connect(m_textEditor, SIGNAL(tapped(QPointF&)),this, SLOT(tapped(QPointF&)));
|
|
597 |
}
|
|
598 |
|
|
599 |
void TextEditItem::tapped(QPointF& pos)
|
|
600 |
{
|
|
601 |
bool hitText = m_textEditor->tappedOnText(pos.x());
|
|
602 |
if (!m_justFocusIn && !hitText)
|
|
603 |
m_textEditor->unselect();
|
|
604 |
|
|
605 |
if (m_justFocusIn) {
|
|
606 |
m_justFocusIn = false;
|
|
607 |
if (hitText && !m_textEditor->hasSelection())
|
|
608 |
m_textEditor->selectAll();
|
|
609 |
}
|
|
610 |
}
|
|
611 |
|
|
612 |
void TextEditItem::focusChanged(bool focusIn)
|
|
613 |
{
|
|
614 |
if (focusIn)
|
|
615 |
m_justFocusIn = true;
|
|
616 |
else {
|
|
617 |
m_justFocusIn = false;
|
|
618 |
m_textEditor->unselect();
|
|
619 |
m_textEditor->shiftToLeftEnd();
|
|
620 |
}
|
|
621 |
}
|
|
622 |
|
|
623 |
TextEditItem::~TextEditItem()
|
|
624 |
{
|
|
625 |
delete m_textEditor;
|
|
626 |
}
|
|
627 |
|
|
628 |
void TextEditItem::resizeEvent(QGraphicsSceneResizeEvent * ev)
|
|
629 |
{
|
|
630 |
m_textEditor->resize(ev->newSize());
|
|
631 |
}
|
|
632 |
|
|
633 |
void TextEditItem::setTextOptions(int flag)
|
|
634 |
{
|
|
635 |
m_textEditor->setInputMethodHints((Qt::InputMethodHints)flag);
|
|
636 |
}
|
|
637 |
|
|
638 |
} // namespace GVA
|