Messagelib

themedelegate.cpp
1/******************************************************************************
2 *
3 * SPDX-FileCopyrightText: 2008 Szymon Tomasz Stefanek <pragma@kvirc.net>
4 *
5 * SPDX-License-Identifier: GPL-2.0-or-later
6 *
7 *******************************************************************************/
8
9#include "core/themedelegate.h"
10#include "core/groupheaderitem.h"
11#include "core/messageitem.h"
12#include "messagelistsettings.h"
13
14#include "MessageCore/MessageCoreSettings"
15#include "MessageCore/StringUtil"
16
17#include <KColorScheme>
18#include <QAbstractItemView>
19#include <QFont>
20#include <QFontDatabase>
21#include <QFontMetrics>
22#include <QLinearGradient>
23#include <QPainter>
24#include <QPixmap>
25#include <QStyle>
26
27using namespace MessageList::Core;
28
29static const int gGroupHeaderOuterVerticalMargin = 1;
30static const int gGroupHeaderOuterHorizontalMargin = 1;
31static const int gGroupHeaderInnerVerticalMargin = 1;
32static const int gGroupHeaderInnerHorizontalMargin = 1;
33static const int gMessageVerticalMargin = 2;
34static const int gMessageHorizontalMargin = 2;
35static const int gHorizontalItemSpacing = 2;
36
37ThemeDelegate::ThemeDelegate(QAbstractItemView *parent)
38 : QStyledItemDelegate(parent)
39 , mItemView(parent)
40{
41}
42
43ThemeDelegate::~ThemeDelegate() = default;
44
45void ThemeDelegate::setTheme(const Theme *theme)
46{
47 mTheme = theme;
48
49 if (!mTheme) {
50 return; // hum
51 }
52
53 // Rebuild the group header background color cache
54 switch (mTheme->groupHeaderBackgroundMode()) {
55 case Theme::Transparent:
56 mGroupHeaderBackgroundColor = QColor(); // invalid
57 break;
58 case Theme::CustomColor:
59 mGroupHeaderBackgroundColor = mTheme->groupHeaderBackgroundColor();
60 break;
61 case Theme::AutoColor: {
62 QPalette pal = mItemView->palette();
63 QColor txt = pal.color(QPalette::Normal, QPalette::Text);
64 QColor bck = pal.color(QPalette::Normal, QPalette::Base);
65 mGroupHeaderBackgroundColor = QColor((txt.red() + (bck.red() * 3)) / 4, (txt.green() + (bck.green() * 3)) / 4, (txt.blue() + (bck.blue() * 3)) / 4);
66 break;
67 }
68 }
69
70 generalFontChanged();
71
72 mItemView->reset();
73}
74
75enum FontType {
76 Normal,
77 Bold,
78 Italic,
79 BoldItalic,
80
81 FontTypesCount,
82};
83
84static QFont sFontCache[FontTypesCount];
85static QFontMetrics sFontMetricsCache[FontTypesCount] = {QFontMetrics(QFont()), QFontMetrics(QFont()), QFontMetrics(QFont()), QFontMetrics(QFont())};
86static int sFontHeightCache = 0;
87
88static inline const QFontMetrics &cachedFontMetrics(const Theme::ContentItem *ci)
89{
90 return (!ci->isBold() && !ci->isItalic()) ? sFontMetricsCache[Normal]
91 : (ci->isBold() && !ci->isItalic()) ? sFontMetricsCache[Bold]
92 : (!ci->isBold() && ci->isItalic()) ? sFontMetricsCache[Italic]
93 : sFontMetricsCache[BoldItalic];
94}
95
96static inline const QFont &cachedFont(const Theme::ContentItem *ci)
97{
98 return (!ci->isBold() && !ci->isItalic()) ? sFontCache[Normal]
99 : (ci->isBold() && !ci->isItalic()) ? sFontCache[Bold]
100 : (!ci->isBold() && ci->isItalic()) ? sFontCache[Italic]
101 : sFontCache[BoldItalic];
102}
103
104static inline const QFont &cachedFont(const Theme::ContentItem *ci, const Item *i)
105{
106 if (i->type() != Item::Message) {
107 return cachedFont(ci);
108 }
109
110 const auto mi = static_cast<const MessageItem *>(i);
111 const bool bold = ci->isBold() || mi->isBold();
112 const bool italic = ci->isItalic() || mi->isItalic();
113 return (!bold && !italic) ? sFontCache[Normal] : (bold && !italic) ? sFontCache[Bold] : (!bold && italic) ? sFontCache[Italic] : sFontCache[BoldItalic];
114}
115
116static inline void paint_right_aligned_elided_text(const QString &text,
117 Theme::ContentItem *ci,
118 QPainter *painter,
119 int &left,
120 int top,
121 int &right,
122 Qt::LayoutDirection layoutDir,
123 const QFont &font)
124{
125 painter->setFont(font);
126 const QFontMetrics &fontMetrics = cachedFontMetrics(ci);
127 const int w = right - left;
128 const QString elidedText = fontMetrics.elidedText(text, layoutDir == Qt::LeftToRight ? Qt::ElideLeft : Qt::ElideRight, w);
129 const QRect rct(left, top, w, sFontHeightCache);
130 QRect outRct;
131
132 if (ci->softenByBlending()) {
133 qreal oldOpacity = painter->opacity();
134 painter->setOpacity(0.6);
135 painter->drawText(rct, Qt::AlignTop | Qt::AlignRight | Qt::TextSingleLine, elidedText, &outRct);
136 painter->setOpacity(oldOpacity);
137 } else {
138 painter->drawText(rct, Qt::AlignTop | Qt::AlignRight | Qt::TextSingleLine, elidedText, &outRct);
139 }
140 if (layoutDir == Qt::LeftToRight) {
141 right -= outRct.width() + gHorizontalItemSpacing;
142 } else {
143 left += outRct.width() + gHorizontalItemSpacing;
144 }
145}
146
147static inline void compute_bounding_rect_for_right_aligned_elided_text(const QString &text,
148 Theme::ContentItem *ci,
149 int &left,
150 int top,
151 int &right,
152 QRect &outRect,
153 Qt::LayoutDirection layoutDir,
154 const QFont &font)
155{
156 Q_UNUSED(font)
157 const QFontMetrics &fontMetrics = cachedFontMetrics(ci);
158 const int w = right - left;
159 const QString elidedText = fontMetrics.elidedText(text, layoutDir == Qt::LeftToRight ? Qt::ElideLeft : Qt::ElideRight, w);
160 const QRect rct(left, top, w, sFontHeightCache);
161 const Qt::AlignmentFlag af = layoutDir == Qt::LeftToRight ? Qt::AlignRight : Qt::AlignLeft;
162 outRect = fontMetrics.boundingRect(rct, Qt::AlignTop | af | Qt::TextSingleLine, elidedText);
163 if (layoutDir == Qt::LeftToRight) {
164 right -= outRect.width() + gHorizontalItemSpacing;
165 } else {
166 left += outRect.width() + gHorizontalItemSpacing;
167 }
168}
169
170static inline void paint_left_aligned_elided_text(const QString &text,
171 Theme::ContentItem *ci,
172 QPainter *painter,
173 int &left,
174 int top,
175 int &right,
176 Qt::LayoutDirection layoutDir,
177 const QFont &font)
178{
179 painter->setFont(font);
180 const QFontMetrics &fontMetrics = cachedFontMetrics(ci);
181 const int w = right - left;
182 const QString elidedText = fontMetrics.elidedText(text, layoutDir == Qt::LeftToRight ? Qt::ElideRight : Qt::ElideLeft, w);
183 const QRect rct(left, top, w, sFontHeightCache);
184 QRect outRct;
185 if (ci->softenByBlending()) {
186 qreal oldOpacity = painter->opacity();
187 painter->setOpacity(0.6);
188 painter->drawText(rct, Qt::AlignTop | Qt::AlignLeft | Qt::TextSingleLine, elidedText, &outRct);
189 painter->setOpacity(oldOpacity);
190 } else {
191 painter->drawText(rct, Qt::AlignTop | Qt::AlignLeft | Qt::TextSingleLine, elidedText, &outRct);
192 }
193 if (layoutDir == Qt::LeftToRight) {
194 left += outRct.width() + gHorizontalItemSpacing;
195 } else {
196 right -= outRct.width() + gHorizontalItemSpacing;
197 }
198}
199
200static inline void compute_bounding_rect_for_left_aligned_elided_text(const QString &text,
201 Theme::ContentItem *ci,
202 int &left,
203 int top,
204 int &right,
205 QRect &outRect,
206 Qt::LayoutDirection layoutDir,
207 const QFont &font)
208{
209 Q_UNUSED(font)
210 const QFontMetrics &fontMetrics = cachedFontMetrics(ci);
211 const int w = right - left;
212 const QString elidedText = fontMetrics.elidedText(text, layoutDir == Qt::LeftToRight ? Qt::ElideRight : Qt::ElideLeft, w);
213 const QRect rct(left, top, w, sFontHeightCache);
214 const Qt::AlignmentFlag af = layoutDir == Qt::LeftToRight ? Qt::AlignLeft : Qt::AlignRight;
215 outRect = fontMetrics.boundingRect(rct, Qt::AlignTop | af | Qt::TextSingleLine, elidedText);
216 if (layoutDir == Qt::LeftToRight) {
217 left += outRect.width() + gHorizontalItemSpacing;
218 } else {
219 right -= outRect.width() + gHorizontalItemSpacing;
220 }
221}
222
223static inline const QPixmap *get_read_state_icon(const Theme *theme, Item *item)
224{
225 if (item->status().isQueued()) {
226 return theme->pixmap(Theme::IconQueued);
227 } else if (item->status().isSent()) {
228 return theme->pixmap(Theme::IconSent);
229 } else if (item->status().isRead()) {
230 return theme->pixmap(Theme::IconRead);
231 } else if (!item->status().isRead()) {
232 return theme->pixmap(Theme::IconUnread);
233 } else if (item->status().isDeleted()) {
234 return theme->pixmap(Theme::IconDeleted);
235 }
236
237 // Uhm... should never happen.. but fallback to "read"...
238 return theme->pixmap(Theme::IconRead);
239}
240
241static inline const QPixmap *get_combined_read_replied_state_icon(const Theme *theme, MessageItem *messageItem)
242{
243 if (messageItem->status().isReplied()) {
244 if (messageItem->status().isForwarded()) {
245 return theme->pixmap(Theme::IconRepliedAndForwarded);
246 }
247 return theme->pixmap(Theme::IconReplied);
248 }
249 if (messageItem->status().isForwarded()) {
250 return theme->pixmap(Theme::IconForwarded);
251 }
252
253 return get_read_state_icon(theme, messageItem);
254}
255
256static inline const QPixmap *get_encryption_state_icon(const Theme *theme, MessageItem *messageItem, bool *treatAsEnabled)
257{
258 switch (messageItem->encryptionState()) {
259 case MessageItem::FullyEncrypted:
260 *treatAsEnabled = true;
261 return theme->pixmap(Theme::IconFullyEncrypted);
262 case MessageItem::PartiallyEncrypted:
263 *treatAsEnabled = true;
264 return theme->pixmap(Theme::IconPartiallyEncrypted);
265 case MessageItem::EncryptionStateUnknown:
266 *treatAsEnabled = false;
267 return theme->pixmap(Theme::IconUndefinedEncrypted);
268 case MessageItem::NotEncrypted:
269 *treatAsEnabled = false;
270 return theme->pixmap(Theme::IconNotEncrypted);
271 default:
272 // should never happen
273 Q_ASSERT(false);
274 break;
275 }
276
277 *treatAsEnabled = false;
278 return theme->pixmap(Theme::IconUndefinedEncrypted);
279}
280
281static inline const QPixmap *get_signature_state_icon(const Theme *theme, MessageItem *messageItem, bool *treatAsEnabled)
282{
283 switch (messageItem->signatureState()) {
284 case MessageItem::FullySigned:
285 *treatAsEnabled = true;
286 return theme->pixmap(Theme::IconFullySigned);
287 case MessageItem::PartiallySigned:
288 *treatAsEnabled = true;
289 return theme->pixmap(Theme::IconPartiallySigned);
290 case MessageItem::SignatureStateUnknown:
291 *treatAsEnabled = false;
292 return theme->pixmap(Theme::IconUndefinedSigned);
293 case MessageItem::NotSigned:
294 *treatAsEnabled = false;
295 return theme->pixmap(Theme::IconNotSigned);
296 default:
297 // should never happen
298 Q_ASSERT(false);
299 break;
300 }
301
302 *treatAsEnabled = false;
303 return theme->pixmap(Theme::IconUndefinedSigned);
304}
305
306static inline const QPixmap *get_replied_state_icon(const Theme *theme, MessageItem *messageItem)
307{
308 if (messageItem->status().isReplied()) {
309 if (messageItem->status().isForwarded()) {
310 return theme->pixmap(Theme::IconRepliedAndForwarded);
311 }
312 return theme->pixmap(Theme::IconReplied);
313 }
314 if (messageItem->status().isForwarded()) {
315 return theme->pixmap(Theme::IconForwarded);
316 }
317
318 return nullptr;
319}
320
321static inline const QPixmap *get_spam_ham_state_icon(const Theme *theme, MessageItem *messageItem)
322{
323 if (messageItem->status().isSpam()) {
324 return theme->pixmap(Theme::IconSpam);
325 } else if (messageItem->status().isHam()) {
326 return theme->pixmap(Theme::IconHam);
327 }
328 return nullptr;
329}
330
331static inline const QPixmap *get_watched_ignored_state_icon(const Theme *theme, MessageItem *messageItem)
332{
333 if (messageItem->status().isIgnored()) {
334 return theme->pixmap(Theme::IconIgnored);
335 } else if (messageItem->status().isWatched()) {
336 return theme->pixmap(Theme::IconWatched);
337 }
338 return nullptr;
339}
340
341static inline void paint_vertical_line(QPainter *painter, int &left, int top, int &right, int bottom, bool alignOnRight)
342{
343 if (alignOnRight) {
344 right -= 1;
345 if (right < 0) {
346 return;
347 }
348 painter->drawLine(right, top, right, bottom);
349 right -= 2;
350 right -= gHorizontalItemSpacing;
351 } else {
352 left += 1;
353 if (left > right) {
354 return;
355 }
356 painter->drawLine(left, top, left, bottom);
357 left += 2 + gHorizontalItemSpacing;
358 }
359}
360
361static inline void compute_bounding_rect_for_vertical_line(int &left, int top, int &right, int bottom, QRect &outRect, bool alignOnRight)
362{
363 if (alignOnRight) {
364 right -= 3;
365 outRect = QRect(right, top, 3, bottom - top);
366 right -= gHorizontalItemSpacing;
367 } else {
368 outRect = QRect(left, top, 3, bottom - top);
369 left += 3 + gHorizontalItemSpacing;
370 }
371}
372
373static inline void paint_horizontal_spacer(int &left, int, int &right, int, bool alignOnRight)
374{
375 if (alignOnRight) {
376 right -= 3 + gHorizontalItemSpacing;
377 } else {
378 left += 3 + gHorizontalItemSpacing;
379 }
380}
381
382static inline void compute_bounding_rect_for_horizontal_spacer(int &left, int top, int &right, int bottom, QRect &outRect, bool alignOnRight)
383{
384 if (alignOnRight) {
385 right -= 3;
386 outRect = QRect(right, top, 3, bottom - top);
387 right -= gHorizontalItemSpacing;
388 } else {
389 outRect = QRect(left, top, 3, bottom - top);
390 left += 3 + gHorizontalItemSpacing;
391 }
392}
393
394static inline void
395paint_permanent_icon(const QPixmap *pix, Theme::ContentItem *, QPainter *painter, int &left, int top, int &right, bool alignOnRight, int iconSize)
396{
397 if (alignOnRight) {
398 right -= iconSize; // this icon is always present
399 if (right < 0) {
400 return;
401 }
402 painter->drawPixmap(right, top, iconSize, iconSize, *pix);
403 right -= gHorizontalItemSpacing;
404 } else {
405 if (left > (right - iconSize)) {
406 return;
407 }
408 painter->drawPixmap(left, top, iconSize, iconSize, *pix);
409 left += iconSize + gHorizontalItemSpacing;
410 }
411}
412
413static inline void
414compute_bounding_rect_for_permanent_icon(Theme::ContentItem *, int &left, int top, int &right, QRect &outRect, bool alignOnRight, int iconSize)
415{
416 if (alignOnRight) {
417 right -= iconSize; // this icon is always present
418 outRect = QRect(right, top, iconSize, iconSize);
419 right -= gHorizontalItemSpacing;
420 } else {
421 outRect = QRect(left, top, iconSize, iconSize);
422 left += iconSize + gHorizontalItemSpacing;
423 }
424}
425
426static inline void paint_boolean_state_icon(bool enabled,
427 const QPixmap *pix,
428 Theme::ContentItem *ci,
429 QPainter *painter,
430 int &left,
431 int top,
432 int &right,
433 bool alignOnRight,
434 int iconSize)
435{
436 if (enabled) {
437 paint_permanent_icon(pix, ci, painter, left, top, right, alignOnRight, iconSize);
438 return;
439 }
440
441 // off -> icon disabled
442 if (ci->hideWhenDisabled()) {
443 return; // doesn't even take space
444 }
445
446 if (ci->softenByBlendingWhenDisabled()) {
447 // still paint, but very soft
448 qreal oldOpacity = painter->opacity();
449 painter->setOpacity(0.1);
450 paint_permanent_icon(pix, ci, painter, left, top, right, alignOnRight, iconSize);
451 painter->setOpacity(oldOpacity);
452 return;
453 }
454
455 // just takes space
456 if (alignOnRight) {
457 right -= iconSize + gHorizontalItemSpacing;
458 } else {
459 left += iconSize + gHorizontalItemSpacing;
460 }
461}
462
463static inline void compute_bounding_rect_for_boolean_state_icon(bool enabled,
464 Theme::ContentItem *ci,
465 int &left,
466 int top,
467 int &right,
468 QRect &outRect,
469 bool alignOnRight,
470 int iconSize)
471{
472 if ((!enabled) && ci->hideWhenDisabled()) {
473 outRect = QRect();
474 return; // doesn't even take space
475 }
476
477 compute_bounding_rect_for_permanent_icon(ci, left, top, right, outRect, alignOnRight, iconSize);
478}
479
480static inline void paint_tag_list(const QList<MessageItem::Tag *> &tagList, QPainter *painter, int &left, int top, int &right, bool alignOnRight, int iconSize)
481{
482 if (alignOnRight) {
483 for (const MessageItem::Tag *tag : tagList) {
484 right -= iconSize; // this icon is always present
485 if (right < 0) {
486 return;
487 }
488 painter->drawPixmap(right, top, iconSize, iconSize, tag->pixmap());
489 right -= gHorizontalItemSpacing;
490 }
491 } else {
492 for (const MessageItem::Tag *tag : tagList) {
493 if (left > right - iconSize) {
494 return;
495 }
496 painter->drawPixmap(left, top, iconSize, iconSize, tag->pixmap());
497 left += iconSize + gHorizontalItemSpacing;
498 }
499 }
500}
501
502static inline void
503compute_bounding_rect_for_tag_list(const QList<MessageItem::Tag *> &tagList, int &left, int top, int &right, QRect &outRect, bool alignOnRight, int iconSize)
504{
505 int width = tagList.count() * (iconSize + gHorizontalItemSpacing);
506 if (alignOnRight) {
507 right -= width;
508 outRect = QRect(right, top, width, iconSize);
509 } else {
510 outRect = QRect(left, top, width, iconSize);
511 left += width;
512 }
513}
514
515static inline void compute_size_hint_for_item(Theme::ContentItem *ci, int &maxh, int &totalw, int iconSize, const Item *item)
516{
517 Q_UNUSED(item)
518 if (ci->displaysText()) {
519 if (sFontHeightCache > maxh) {
520 maxh = sFontHeightCache;
521 }
522 totalw += ci->displaysLongText() ? 128 : 64;
523 return;
524 }
525
526 if (ci->isIcon()) {
527 totalw += iconSize + gHorizontalItemSpacing;
528 if (maxh < iconSize) {
529 maxh = iconSize;
530 }
531 return;
532 }
533
534 if (ci->isSpacer()) {
535 if (18 > maxh) {
536 maxh = 18;
537 }
538 totalw += 3 + gHorizontalItemSpacing;
539 return;
540 }
541
542 // should never be reached
543 if (18 > maxh) {
544 maxh = 18;
545 }
546 totalw += gHorizontalItemSpacing;
547}
548
549static inline QSize compute_size_hint_for_row(const Theme::Row *r, int iconSize, const Item *item)
550{
551 int maxh = 8; // at least 8 pixels for a pixmap
552 int totalw = 0;
553
554 // right aligned stuff first
555 auto items = r->rightItems();
556 for (const auto it : std::as_const(items)) {
557 compute_size_hint_for_item(const_cast<Theme::ContentItem *>(it), maxh, totalw, iconSize, item);
558 }
559
560 // then left aligned stuff
561 items = r->leftItems();
562 for (const auto it : std::as_const(items)) {
563 compute_size_hint_for_item(const_cast<Theme::ContentItem *>(it), maxh, totalw, iconSize, item);
564 }
565
566 return {totalw, maxh};
567}
568
569void ThemeDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
570{
571 if (!index.isValid()) {
572 return; // bleah
573 }
574
575 Item *item = itemFromIndex(index);
576 if (!item) {
577 return; // hm...
578 }
579
580 QStyleOptionViewItem opt = option;
581 initStyleOption(&opt, index);
582
583 opt.text.clear(); // draw no text for me, please.. I'll do it in a while
584
585 // Set background color of control if necessary
586 if (item->type() == Item::Message) {
587 auto msgItem = static_cast<MessageItem *>(item);
588 if (msgItem->backgroundColor().isValid()) {
589 opt.backgroundBrush = QBrush(msgItem->backgroundColor());
590 }
591 }
592
593 QStyle *style = mItemView->style();
594 style->drawControl(QStyle::CE_ItemViewItem, &opt, painter, mItemView);
595
596 if (!mTheme) {
597 return; // hm hm...
598 }
599
600 const Theme::Column *skcolumn = mTheme->column(index.column());
601 if (!skcolumn) {
602 return; // bleah
603 }
604
605 const QList<MessageList::Core::Theme::Row *> *rows;
606
607 MessageItem *messageItem = nullptr;
608 GroupHeaderItem *groupHeaderItem = nullptr;
609
610 int top = opt.rect.top();
611 int right = opt.rect.left() + opt.rect.width(); // don't use opt.rect.right() since it's screwed
612 int left = opt.rect.left();
613
614 // Storing the changed members one by one is faster than saving the painter state
615 QFont oldFont = painter->font();
616 QPen oldPen = painter->pen();
617 qreal oldOpacity = painter->opacity();
618
619 QPen defaultPen;
620 bool usingNonDefaultTextColor = false;
621
622 switch (item->type()) {
623 case Item::Message:
624 rows = &(skcolumn->messageRows());
625 messageItem = static_cast<MessageItem *>(item);
626
627 if ((!(opt.state & QStyle::State_Enabled)) || messageItem->aboutToBeRemoved() || (!messageItem->isValid())) {
628 painter->setOpacity(0.5);
629 defaultPen = QPen(opt.palette.brush(QPalette::Disabled, QPalette::Text), 0);
630 } else {
631 QPalette::ColorGroup cg;
632
633 if (opt.state & QStyle::State_Active) {
634 cg = QPalette::Normal;
635 } else {
636 cg = QPalette::Inactive;
637 }
638
639 if (opt.state & QStyle::State_Selected) {
640 defaultPen = QPen(opt.palette.brush(cg, QPalette::HighlightedText), 0);
641 } else {
642 if (messageItem->textColor().isValid()) {
643 usingNonDefaultTextColor = true;
644 defaultPen = QPen(messageItem->textColor(), 0);
645 } else {
646 defaultPen = QPen(opt.palette.brush(cg, QPalette::Text), 0);
647 }
648 }
649 }
650
651 top += gMessageVerticalMargin;
652 right -= gMessageHorizontalMargin;
653 left += gMessageHorizontalMargin;
654 break;
655 case Item::GroupHeader: {
656 rows = &(skcolumn->groupHeaderRows());
657 groupHeaderItem = static_cast<GroupHeaderItem *>(item);
658
659 QPalette::ColorGroup cg = (opt.state & QStyle::State_Enabled) ? QPalette::Normal : QPalette::Disabled;
660
661 if (cg == QPalette::Normal && !(opt.state & QStyle::State_Active)) {
662 cg = QPalette::Inactive;
663 }
664
665 QPalette::ColorRole cr;
666
667 top += gGroupHeaderOuterVerticalMargin;
668 right -= gGroupHeaderOuterHorizontalMargin;
669 left += gGroupHeaderOuterHorizontalMargin;
670
671 switch (mTheme->groupHeaderBackgroundMode()) {
672 case Theme::Transparent:
673 cr = (opt.state & QStyle::State_Selected) ? QPalette::HighlightedText : QPalette::Text;
674 defaultPen = QPen(opt.palette.brush(cg, cr), 0);
675 break;
676 case Theme::AutoColor:
677 case Theme::CustomColor:
678 switch (mTheme->groupHeaderBackgroundStyle()) {
679 case Theme::PlainRect:
680 painter->fillRect(QRect(left, top, right - left, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)),
681 QBrush(mGroupHeaderBackgroundColor));
682 break;
683 case Theme::PlainJoinedRect: {
684 int rleft = (opt.viewItemPosition == QStyleOptionViewItem::Beginning) || (opt.viewItemPosition == QStyleOptionViewItem::OnlyOne)
685 ? left
686 : opt.rect.left();
687 int rright = (opt.viewItemPosition == QStyleOptionViewItem::End) || (opt.viewItemPosition == QStyleOptionViewItem::OnlyOne)
688 ? right
689 : opt.rect.left() + opt.rect.width();
690 painter->fillRect(QRect(rleft, top, rright - rleft, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)),
691 QBrush(mGroupHeaderBackgroundColor));
692 break;
693 }
694 case Theme::RoundedJoinedRect:
695 if (opt.viewItemPosition == QStyleOptionViewItem::Middle) {
696 painter->fillRect(QRect(opt.rect.left(), top, opt.rect.width(), opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)),
697 QBrush(mGroupHeaderBackgroundColor));
698 break; // don't fall through
699 }
700 if (opt.viewItemPosition == QStyleOptionViewItem::Beginning) {
701 painter->fillRect(QRect(opt.rect.left() + opt.rect.width() - 10, top, 10, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)),
702 QBrush(mGroupHeaderBackgroundColor));
703 } else if (opt.viewItemPosition == QStyleOptionViewItem::End) {
704 painter->fillRect(QRect(opt.rect.left(), top, 10, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)),
705 QBrush(mGroupHeaderBackgroundColor));
706 }
707 // fall through anyway
708 [[fallthrough]];
709 case Theme::RoundedRect: {
710 painter->setPen(Qt::NoPen);
711 bool hadAntialiasing = painter->renderHints() & QPainter::Antialiasing;
712 if (!hadAntialiasing) {
713 painter->setRenderHint(QPainter::Antialiasing, true);
714 }
715 painter->setBrush(QBrush(mGroupHeaderBackgroundColor));
716 painter->setBackgroundMode(Qt::OpaqueMode);
717 int w = right - left;
718 if (w > 0) {
719 painter->drawRoundedRect(QRect(left, top, w, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)), 4.0, 4.0);
720 }
721 if (!hadAntialiasing) {
722 painter->setRenderHint(QPainter::Antialiasing, false);
723 }
724 painter->setBackgroundMode(Qt::TransparentMode);
725 break;
726 }
727 case Theme::GradientJoinedRect: {
728 // FIXME: Could cache this brush
729 QLinearGradient gradient(0, top, 0, top + opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2));
730 gradient.setColorAt(0.0, KColorScheme::shade(mGroupHeaderBackgroundColor, KColorScheme::LightShade, 0.3));
731 gradient.setColorAt(1.0, mGroupHeaderBackgroundColor);
732 if (opt.viewItemPosition == QStyleOptionViewItem::Middle) {
733 painter->fillRect(QRect(opt.rect.left(), top, opt.rect.width(), opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)),
734 QBrush(gradient));
735 break; // don't fall through
736 }
737 if (opt.viewItemPosition == QStyleOptionViewItem::Beginning) {
738 painter->fillRect(QRect(opt.rect.left() + opt.rect.width() - 10, top, 10, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)),
739 QBrush(gradient));
740 } else if (opt.viewItemPosition == QStyleOptionViewItem::End) {
741 painter->fillRect(QRect(opt.rect.left(), top, 10, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)), QBrush(gradient));
742 }
743 // fall through anyway
744 [[fallthrough]];
745 }
746 case Theme::GradientRect: {
747 // FIXME: Could cache this brush
748 QLinearGradient gradient(0, top, 0, top + opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2));
749 gradient.setColorAt(0.0, KColorScheme::shade(mGroupHeaderBackgroundColor, KColorScheme::LightShade, 0.3));
750 gradient.setColorAt(1.0, mGroupHeaderBackgroundColor);
751 painter->setPen(Qt::NoPen);
752 bool hadAntialiasing = painter->renderHints() & QPainter::Antialiasing;
753 if (!hadAntialiasing) {
754 painter->setRenderHint(QPainter::Antialiasing, true);
755 }
756 painter->setBrush(QBrush(gradient));
757 painter->setBackgroundMode(Qt::OpaqueMode);
758 int w = right - left;
759 if (w > 0) {
760 painter->drawRoundedRect(QRect(left, top, w, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2)), 4.0, 4.0);
761 }
762 if (!hadAntialiasing) {
763 painter->setRenderHint(QPainter::Antialiasing, false);
764 }
765 painter->setBackgroundMode(Qt::TransparentMode);
766 break;
767 }
768 case Theme::StyledRect:
769 // oxygen, for instance, has a nice graphics for selected items
770 opt.rect = QRect(left, top, right - left, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2));
771 opt.state |= QStyle::State_Selected;
772 opt.viewItemPosition = QStyleOptionViewItem::OnlyOne;
773 opt.palette.setColor(cg, QPalette::Highlight, mGroupHeaderBackgroundColor);
774 style->drawControl(QStyle::CE_ItemViewItem, &opt, painter, mItemView);
775 break;
776 case Theme::StyledJoinedRect: {
777 int rleft = (opt.viewItemPosition == QStyleOptionViewItem::Beginning) || (opt.viewItemPosition == QStyleOptionViewItem::OnlyOne)
778 ? left
779 : opt.rect.left();
780 int rright = (opt.viewItemPosition == QStyleOptionViewItem::End) || (opt.viewItemPosition == QStyleOptionViewItem::OnlyOne)
781 ? right
782 : opt.rect.left() + opt.rect.width();
783 opt.rect = QRect(rleft, top, rright - rleft, opt.rect.height() - (gGroupHeaderInnerVerticalMargin * 2));
784 opt.state |= QStyle::State_Selected;
785 opt.palette.setColor(cg, QPalette::Highlight, mGroupHeaderBackgroundColor);
786 style->drawControl(QStyle::CE_ItemViewItem, &opt, painter, mItemView);
787 break;
788 }
789 }
790
791 defaultPen = QPen(opt.palette.brush(cg, QPalette::Text), 0);
792 break;
793 }
794 top += gGroupHeaderInnerVerticalMargin;
795 right -= gGroupHeaderInnerHorizontalMargin;
796 left += gGroupHeaderInnerHorizontalMargin;
797 break;
798 }
799 default:
800 Q_ASSERT(false);
801 return; // bug
802 }
803
804 Qt::LayoutDirection layoutDir = mItemView->layoutDirection();
805
806 for (const auto row : std::as_const(*rows)) {
807 QSize rowSizeHint = compute_size_hint_for_row(row, mTheme->iconSize(), item);
808
809 int bottom = top + rowSizeHint.height();
810
811 // paint right aligned stuff first
812 int r = right;
813 int l = left;
814 const auto rightItems = row->rightItems();
815 for (const auto itemit : rightItems) {
816 auto ci = const_cast<Theme::ContentItem *>(itemit);
817
818 if (ci->canUseCustomColor()) {
819 if (ci->useCustomColor() && (!(opt.state & QStyle::State_Selected))) {
820 if (usingNonDefaultTextColor) {
821 // merge the colors
822 QColor nonDefault = defaultPen.color();
823 QColor custom = ci->customColor();
824 QColor merged((nonDefault.red() + custom.red()) >> 1,
825 (nonDefault.green() + custom.green()) >> 1,
826 (nonDefault.blue() + custom.blue()) >> 1);
827 painter->setPen(QPen(merged));
828 } else {
829 painter->setPen(QPen(ci->customColor()));
830 }
831 } else {
832 painter->setPen(defaultPen);
833 }
834 } // otherwise setting a pen is useless at this time
835
836 const QFont &font = cachedFont(ci, item);
837
838 switch (ci->type()) {
839 case Theme::ContentItem::Subject:
840 paint_right_aligned_elided_text(item->subject(), ci, painter, l, top, r, layoutDir, font);
841 break;
842 case Theme::ContentItem::SenderOrReceiver:
843 paint_right_aligned_elided_text(item->displaySenderOrReceiver(), ci, painter, l, top, r, layoutDir, font);
844 break;
845 case Theme::ContentItem::Receiver:
846 paint_right_aligned_elided_text(item->displayReceiver(), ci, painter, l, top, r, layoutDir, font);
847 break;
848 case Theme::ContentItem::Sender:
849 paint_right_aligned_elided_text(item->displaySender(), ci, painter, l, top, r, layoutDir, font);
850 break;
851 case Theme::ContentItem::Date:
852 paint_right_aligned_elided_text(item->formattedDate(), ci, painter, l, top, r, layoutDir, font);
853 break;
854 case Theme::ContentItem::MostRecentDate:
855 paint_right_aligned_elided_text(item->formattedMaxDate(), ci, painter, l, top, r, layoutDir, font);
856 break;
857 case Theme::ContentItem::Size:
858 paint_right_aligned_elided_text(item->formattedSize(), ci, painter, l, top, r, layoutDir, font);
859 break;
860 case Theme::ContentItem::Folder:
861 paint_right_aligned_elided_text(item->folder(), ci, painter, l, top, r, layoutDir, font);
862 break;
863 case Theme::ContentItem::GroupHeaderLabel:
864 if (groupHeaderItem) {
865 paint_right_aligned_elided_text(groupHeaderItem->label(), ci, painter, l, top, r, layoutDir, font);
866 }
867 break;
868 case Theme::ContentItem::ReadStateIcon:
869 paint_permanent_icon(get_read_state_icon(mTheme, item), ci, painter, l, top, r, layoutDir == Qt::LeftToRight, mTheme->iconSize());
870 break;
871 case Theme::ContentItem::CombinedReadRepliedStateIcon:
872 if (messageItem) {
873 paint_permanent_icon(get_combined_read_replied_state_icon(mTheme, messageItem),
874 ci,
875 painter,
876 l,
877 top,
878 r,
879 layoutDir == Qt::LeftToRight,
880 mTheme->iconSize());
881 }
882 break;
883 case Theme::ContentItem::ExpandedStateIcon: {
884 const QPixmap *pix =
885 item->childItemCount() > 0 ? mTheme->pixmap((option.state & QStyle::State_Open) ? Theme::IconShowLess : Theme::IconShowMore) : nullptr;
886 paint_boolean_state_icon(pix != nullptr,
887 pix ? pix : mTheme->pixmap(Theme::IconShowMore),
888 ci,
889 painter,
890 l,
891 top,
892 r,
893 layoutDir == Qt::LeftToRight,
894 mTheme->iconSize());
895 break;
896 }
897 case Theme::ContentItem::RepliedStateIcon:
898 if (messageItem) {
899 const QPixmap *pix = get_replied_state_icon(mTheme, messageItem);
900 paint_boolean_state_icon(pix != nullptr,
901 pix ? pix : mTheme->pixmap(Theme::IconReplied),
902 ci,
903 painter,
904 l,
905 top,
906 r,
907 layoutDir == Qt::LeftToRight,
908 mTheme->iconSize());
909 }
910 break;
911 case Theme::ContentItem::EncryptionStateIcon:
912 if (messageItem) {
913 bool enabled;
914 const QPixmap *pix = get_encryption_state_icon(mTheme, messageItem, &enabled);
915 paint_boolean_state_icon(enabled, pix, ci, painter, l, top, r, layoutDir == Qt::LeftToRight, mTheme->iconSize());
916 }
917 break;
918 case Theme::ContentItem::SignatureStateIcon:
919 if (messageItem) {
920 bool enabled;
921 const QPixmap *pix = get_signature_state_icon(mTheme, messageItem, &enabled);
922 paint_boolean_state_icon(enabled, pix, ci, painter, l, top, r, layoutDir == Qt::LeftToRight, mTheme->iconSize());
923 }
924 break;
925 case Theme::ContentItem::SpamHamStateIcon:
926 if (messageItem) {
927 const QPixmap *pix = get_spam_ham_state_icon(mTheme, messageItem);
928 paint_boolean_state_icon(pix != nullptr,
929 pix ? pix : mTheme->pixmap(Theme::IconSpam),
930 ci,
931 painter,
932 l,
933 top,
934 r,
935 layoutDir == Qt::LeftToRight,
936 mTheme->iconSize());
937 }
938 break;
939 case Theme::ContentItem::WatchedIgnoredStateIcon:
940 if (messageItem) {
941 const QPixmap *pix = get_watched_ignored_state_icon(mTheme, messageItem);
942 paint_boolean_state_icon(pix != nullptr,
943 pix ? pix : mTheme->pixmap(Theme::IconWatched),
944 ci,
945 painter,
946 l,
947 top,
948 r,
949 layoutDir == Qt::LeftToRight,
950 mTheme->iconSize());
951 }
952 break;
953 case Theme::ContentItem::AttachmentStateIcon:
954 if (messageItem) {
955 paint_boolean_state_icon(messageItem->status().hasAttachment(),
956 mTheme->pixmap(Theme::IconAttachment),
957 ci,
958 painter,
959 l,
960 top,
961 r,
962 layoutDir == Qt::LeftToRight,
963 mTheme->iconSize());
964 }
965 break;
966 case Theme::ContentItem::InvitationIcon:
967 if (messageItem) {
968 paint_boolean_state_icon(messageItem->status().hasInvitation(),
969 mTheme->pixmap(Theme::IconInvitation),
970 ci,
971 painter,
972 l,
973 top,
974 r,
975 layoutDir == Qt::LeftToRight,
976 mTheme->iconSize());
977 }
978 break;
979 case Theme::ContentItem::ActionItemStateIcon:
980 if (messageItem) {
981 paint_boolean_state_icon(messageItem->status().isToAct(),
982 mTheme->pixmap(Theme::IconActionItem),
983 ci,
984 painter,
985 l,
986 top,
987 r,
988 layoutDir == Qt::LeftToRight,
989 mTheme->iconSize());
990 }
991 break;
992 case Theme::ContentItem::ImportantStateIcon:
993 if (messageItem) {
994 paint_boolean_state_icon(messageItem->status().isImportant(),
995 mTheme->pixmap(Theme::IconImportant),
996 ci,
997 painter,
998 l,
999 top,
1000 r,
1001 layoutDir == Qt::LeftToRight,
1002 mTheme->iconSize());
1003 }
1004 break;
1005 case Theme::ContentItem::VerticalLine:
1006 paint_vertical_line(painter, l, top, r, bottom, layoutDir == Qt::LeftToRight);
1007 break;
1008 case Theme::ContentItem::HorizontalSpacer:
1009 paint_horizontal_spacer(l, top, r, bottom, layoutDir == Qt::LeftToRight);
1010 break;
1011 case Theme::ContentItem::TagList:
1012 if (messageItem) {
1013 const QList<MessageItem::Tag *> tagList = messageItem->tagList();
1014 paint_tag_list(tagList, painter, l, top, r, layoutDir == Qt::LeftToRight, mTheme->iconSize());
1015 }
1016 break;
1017 }
1018 }
1019
1020 // then paint left aligned stuff
1021 const auto leftItems = row->leftItems();
1022 for (const auto itemit : leftItems) {
1023 auto ci = const_cast<Theme::ContentItem *>(itemit);
1024
1025 if (ci->canUseCustomColor()) {
1026 if (ci->useCustomColor() && (!(opt.state & QStyle::State_Selected))) {
1027 if (usingNonDefaultTextColor) {
1028 // merge the colors
1029 QColor nonDefault = defaultPen.color();
1030 QColor custom = ci->customColor();
1031 QColor merged((nonDefault.red() + custom.red()) >> 1,
1032 (nonDefault.green() + custom.green()) >> 1,
1033 (nonDefault.blue() + custom.blue()) >> 1);
1034 painter->setPen(QPen(merged));
1035 } else {
1036 painter->setPen(QPen(ci->customColor()));
1037 }
1038 } else {
1039 painter->setPen(defaultPen);
1040 }
1041 } // otherwise setting a pen is useless at this time
1042
1043 const QFont &font = cachedFont(ci, item);
1044
1045 switch (ci->type()) {
1046 case Theme::ContentItem::Subject:
1047 paint_left_aligned_elided_text(item->subject(), ci, painter, l, top, r, layoutDir, font);
1048 break;
1049 case Theme::ContentItem::SenderOrReceiver:
1050 paint_left_aligned_elided_text(item->displaySenderOrReceiver(), ci, painter, l, top, r, layoutDir, font);
1051 break;
1052 case Theme::ContentItem::Receiver:
1053 paint_left_aligned_elided_text(item->displayReceiver(), ci, painter, l, top, r, layoutDir, font);
1054 break;
1055 case Theme::ContentItem::Sender:
1056 paint_left_aligned_elided_text(item->displaySender(), ci, painter, l, top, r, layoutDir, font);
1057 break;
1058 case Theme::ContentItem::Date:
1059 paint_left_aligned_elided_text(item->formattedDate(), ci, painter, l, top, r, layoutDir, font);
1060 break;
1061 case Theme::ContentItem::MostRecentDate:
1062 paint_left_aligned_elided_text(item->formattedMaxDate(), ci, painter, l, top, r, layoutDir, font);
1063 break;
1064 case Theme::ContentItem::Size:
1065 paint_left_aligned_elided_text(item->formattedSize(), ci, painter, l, top, r, layoutDir, font);
1066 break;
1067 case Theme::ContentItem::Folder:
1068 paint_left_aligned_elided_text(item->folder(), ci, painter, l, top, r, layoutDir, font);
1069 break;
1070 case Theme::ContentItem::GroupHeaderLabel:
1071 if (groupHeaderItem) {
1072 paint_left_aligned_elided_text(groupHeaderItem->label(), ci, painter, l, top, r, layoutDir, font);
1073 }
1074 break;
1075 case Theme::ContentItem::ReadStateIcon:
1076 paint_permanent_icon(get_read_state_icon(mTheme, item), ci, painter, l, top, r, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1077 break;
1078 case Theme::ContentItem::CombinedReadRepliedStateIcon:
1079 if (messageItem) {
1080 paint_permanent_icon(get_combined_read_replied_state_icon(mTheme, messageItem),
1081 ci,
1082 painter,
1083 l,
1084 top,
1085 r,
1086 layoutDir != Qt::LeftToRight,
1087 mTheme->iconSize());
1088 }
1089 break;
1090 case Theme::ContentItem::ExpandedStateIcon: {
1091 const QPixmap *pix =
1092 item->childItemCount() > 0 ? mTheme->pixmap((option.state & QStyle::State_Open) ? Theme::IconShowLess : Theme::IconShowMore) : nullptr;
1093 paint_boolean_state_icon(pix != nullptr,
1094 pix ? pix : mTheme->pixmap(Theme::IconShowMore),
1095 ci,
1096 painter,
1097 l,
1098 top,
1099 r,
1100 layoutDir != Qt::LeftToRight,
1101 mTheme->iconSize());
1102 break;
1103 }
1104 case Theme::ContentItem::RepliedStateIcon:
1105 if (messageItem) {
1106 const QPixmap *pix = get_replied_state_icon(mTheme, messageItem);
1107 paint_boolean_state_icon(pix != nullptr,
1108 pix ? pix : mTheme->pixmap(Theme::IconReplied),
1109 ci,
1110 painter,
1111 l,
1112 top,
1113 r,
1114 layoutDir != Qt::LeftToRight,
1115 mTheme->iconSize());
1116 }
1117 break;
1118 case Theme::ContentItem::EncryptionStateIcon:
1119 if (messageItem) {
1120 bool enabled;
1121 const QPixmap *pix = get_encryption_state_icon(mTheme, messageItem, &enabled);
1122 paint_boolean_state_icon(enabled, pix, ci, painter, l, top, r, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1123 }
1124 break;
1125 case Theme::ContentItem::SignatureStateIcon:
1126 if (messageItem) {
1127 bool enabled;
1128 const QPixmap *pix = get_signature_state_icon(mTheme, messageItem, &enabled);
1129 paint_boolean_state_icon(enabled, pix, ci, painter, l, top, r, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1130 }
1131 break;
1132 case Theme::ContentItem::SpamHamStateIcon:
1133 if (messageItem) {
1134 const QPixmap *pix = get_spam_ham_state_icon(mTheme, messageItem);
1135 paint_boolean_state_icon(pix != nullptr,
1136 pix ? pix : mTheme->pixmap(Theme::IconSpam),
1137 ci,
1138 painter,
1139 l,
1140 top,
1141 r,
1142 layoutDir != Qt::LeftToRight,
1143 mTheme->iconSize());
1144 }
1145 break;
1146 case Theme::ContentItem::WatchedIgnoredStateIcon:
1147 if (messageItem) {
1148 const QPixmap *pix = get_watched_ignored_state_icon(mTheme, messageItem);
1149 paint_boolean_state_icon(pix != nullptr,
1150 pix ? pix : mTheme->pixmap(Theme::IconWatched),
1151 ci,
1152 painter,
1153 l,
1154 top,
1155 r,
1156 layoutDir != Qt::LeftToRight,
1157 mTheme->iconSize());
1158 }
1159 break;
1160 case Theme::ContentItem::AttachmentStateIcon:
1161 if (messageItem) {
1162 paint_boolean_state_icon(messageItem->status().hasAttachment(),
1163 mTheme->pixmap(Theme::IconAttachment),
1164 ci,
1165 painter,
1166 l,
1167 top,
1168 r,
1169 layoutDir != Qt::LeftToRight,
1170 mTheme->iconSize());
1171 }
1172 break;
1173 case Theme::ContentItem::InvitationIcon:
1174 if (messageItem) {
1175 paint_boolean_state_icon(messageItem->status().hasInvitation(),
1176 mTheme->pixmap(Theme::IconInvitation),
1177 ci,
1178 painter,
1179 l,
1180 top,
1181 r,
1182 layoutDir != Qt::LeftToRight,
1183 mTheme->iconSize());
1184 }
1185 break;
1186 case Theme::ContentItem::ActionItemStateIcon:
1187 if (messageItem) {
1188 paint_boolean_state_icon(messageItem->status().isToAct(),
1189 mTheme->pixmap(Theme::IconActionItem),
1190 ci,
1191 painter,
1192 l,
1193 top,
1194 r,
1195 layoutDir != Qt::LeftToRight,
1196 mTheme->iconSize());
1197 }
1198 break;
1199 case Theme::ContentItem::ImportantStateIcon:
1200 if (messageItem) {
1201 paint_boolean_state_icon(messageItem->status().isImportant(),
1202 mTheme->pixmap(Theme::IconImportant),
1203 ci,
1204 painter,
1205 l,
1206 top,
1207 r,
1208 layoutDir != Qt::LeftToRight,
1209 mTheme->iconSize());
1210 }
1211 break;
1212 case Theme::ContentItem::VerticalLine:
1213 paint_vertical_line(painter, l, top, r, bottom, layoutDir != Qt::LeftToRight);
1214 break;
1215 case Theme::ContentItem::HorizontalSpacer:
1216 paint_horizontal_spacer(l, top, r, bottom, layoutDir != Qt::LeftToRight);
1217 break;
1218 case Theme::ContentItem::TagList:
1219 if (messageItem) {
1220 const QList<MessageItem::Tag *> tagList = messageItem->tagList();
1221 paint_tag_list(tagList, painter, l, top, r, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1222 }
1223 break;
1224 }
1225 }
1226
1227 top = bottom;
1228 }
1229
1230 painter->setFont(oldFont);
1231 painter->setPen(oldPen);
1232 painter->setOpacity(oldOpacity);
1233}
1234
1235bool ThemeDelegate::hitTest(const QPoint &viewportPoint, bool exact)
1236{
1237 mHitItem = nullptr;
1238 mHitColumn = nullptr;
1239 mHitRow = nullptr;
1240 mHitContentItem = nullptr;
1241
1242 if (!mTheme) {
1243 return false; // hm hm...
1244 }
1245
1246 mHitIndex = mItemView->indexAt(viewportPoint);
1247
1248 if (!mHitIndex.isValid()) {
1249 return false; // bleah
1250 }
1251
1252 mHitItem = itemFromIndex(mHitIndex);
1253 if (!mHitItem) {
1254 return false; // hm...
1255 }
1256
1257 mHitItemRect = mItemView->visualRect(mHitIndex);
1258
1259 mHitColumn = mTheme->column(mHitIndex.column());
1260 if (!mHitColumn) {
1261 return false; // bleah
1262 }
1263
1264 const QList<Theme::Row *> *rows; // I'd like to have it as reference, but gcc complains...
1265
1266 MessageItem *messageItem = nullptr;
1267 GroupHeaderItem *groupHeaderItem = nullptr;
1268
1269 int top = mHitItemRect.top();
1270 int right = mHitItemRect.right();
1271 int left = mHitItemRect.left();
1272
1273 mHitRow = nullptr;
1274 mHitRowIndex = -1;
1275 mHitContentItem = nullptr;
1276
1277 switch (mHitItem->type()) {
1278 case Item::Message:
1279 mHitRowIsMessageRow = true;
1280 rows = &(mHitColumn->messageRows());
1281 messageItem = static_cast<MessageItem *>(mHitItem);
1282 // FIXME: paint eventual background here
1283
1284 top += gMessageVerticalMargin;
1285 right -= gMessageHorizontalMargin;
1286 left += gMessageHorizontalMargin;
1287 break;
1288 case Item::GroupHeader:
1289 mHitRowIsMessageRow = false;
1290 rows = &(mHitColumn->groupHeaderRows());
1291 groupHeaderItem = static_cast<GroupHeaderItem *>(mHitItem);
1292
1293 top += gGroupHeaderOuterVerticalMargin + gGroupHeaderInnerVerticalMargin;
1294 right -= gGroupHeaderOuterHorizontalMargin + gGroupHeaderInnerHorizontalMargin;
1295 left += gGroupHeaderOuterHorizontalMargin + gGroupHeaderInnerHorizontalMargin;
1296 break;
1297 default:
1298 return false; // bug
1299 break;
1300 }
1301
1302 int rowIdx = 0;
1303 int bestInexactDistance = 0xffffff;
1304 bool bestInexactItemRight = false;
1305 QRect bestInexactRect;
1306 const Theme::ContentItem *bestInexactContentItem = nullptr;
1307
1308 Qt::LayoutDirection layoutDir = mItemView->layoutDirection();
1309
1310 for (const auto row : std::as_const(*rows)) {
1311 QSize rowSizeHint = compute_size_hint_for_row(row, mTheme->iconSize(), mHitItem);
1312
1313 if ((viewportPoint.y() < top) && (rowIdx > 0)) {
1314 break; // not this row (tough we should have already found it... probably clicked upper margin)
1315 }
1316
1317 int bottom = top + rowSizeHint.height();
1318
1319 if (viewportPoint.y() > bottom) {
1320 top += rowSizeHint.height();
1321 rowIdx++;
1322 continue; // not this row
1323 }
1324
1325 bestInexactItemRight = false;
1326 bestInexactDistance = 0xffffff;
1327 bestInexactContentItem = nullptr;
1328
1329 // this row!
1330 mHitRow = row;
1331 mHitRowIndex = rowIdx;
1332 mHitRowRect = QRect(left, top, right - left, bottom - top);
1333
1334 // check right aligned stuff first
1335 mHitContentItemRight = true;
1336
1337 int r = right;
1338 int l = left;
1339 const auto rightItems = mHitRow->rightItems();
1340 for (const auto itemit : rightItems) {
1341 auto ci = const_cast<Theme::ContentItem *>(itemit);
1342
1343 mHitContentItemRect = QRect();
1344
1345 const QFont &font = cachedFont(ci, mHitItem);
1346
1347 switch (ci->type()) {
1348 case Theme::ContentItem::Subject:
1349 compute_bounding_rect_for_right_aligned_elided_text(mHitItem->subject(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1350 break;
1351 case Theme::ContentItem::SenderOrReceiver:
1352 compute_bounding_rect_for_right_aligned_elided_text(mHitItem->displaySenderOrReceiver(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1353 break;
1354 case Theme::ContentItem::Receiver:
1355 compute_bounding_rect_for_right_aligned_elided_text(mHitItem->displayReceiver(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1356 break;
1357 case Theme::ContentItem::Sender:
1358 compute_bounding_rect_for_right_aligned_elided_text(mHitItem->displaySender(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1359 break;
1360 case Theme::ContentItem::Date:
1361 compute_bounding_rect_for_right_aligned_elided_text(mHitItem->formattedDate(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1362 break;
1363 case Theme::ContentItem::MostRecentDate:
1364 compute_bounding_rect_for_right_aligned_elided_text(mHitItem->formattedMaxDate(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1365 break;
1366 case Theme::ContentItem::Size:
1367 compute_bounding_rect_for_right_aligned_elided_text(mHitItem->formattedSize(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1368 break;
1369 case Theme::ContentItem::Folder:
1370 compute_bounding_rect_for_right_aligned_elided_text(mHitItem->folder(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1371 break;
1372 case Theme::ContentItem::GroupHeaderLabel:
1373 if (groupHeaderItem) {
1374 compute_bounding_rect_for_right_aligned_elided_text(groupHeaderItem->label(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1375 }
1376 break;
1377 case Theme::ContentItem::ReadStateIcon:
1378 compute_bounding_rect_for_permanent_icon(ci, l, top, r, mHitContentItemRect, layoutDir == Qt::LeftToRight, mTheme->iconSize());
1379 break;
1380 case Theme::ContentItem::CombinedReadRepliedStateIcon:
1381 compute_bounding_rect_for_permanent_icon(ci, l, top, r, mHitContentItemRect, layoutDir == Qt::LeftToRight, mTheme->iconSize());
1382 break;
1383 case Theme::ContentItem::ExpandedStateIcon:
1384 compute_bounding_rect_for_boolean_state_icon(mHitItem->childItemCount() > 0,
1385 ci,
1386 l,
1387 top,
1388 r,
1389 mHitContentItemRect,
1390 layoutDir == Qt::LeftToRight,
1391 mTheme->iconSize());
1392 break;
1393 case Theme::ContentItem::RepliedStateIcon:
1394 if (messageItem) {
1395 const QPixmap *pix = get_replied_state_icon(mTheme, messageItem);
1396 compute_bounding_rect_for_boolean_state_icon(pix != nullptr,
1397 ci,
1398 l,
1399 top,
1400 r,
1401 mHitContentItemRect,
1402 layoutDir == Qt::LeftToRight,
1403 mTheme->iconSize());
1404 }
1405 break;
1406 case Theme::ContentItem::EncryptionStateIcon:
1407 if (messageItem) {
1408 bool enabled;
1409 get_encryption_state_icon(mTheme, messageItem, &enabled);
1410 compute_bounding_rect_for_boolean_state_icon(enabled, ci, l, top, r, mHitContentItemRect, layoutDir == Qt::LeftToRight, mTheme->iconSize());
1411 }
1412 break;
1413 case Theme::ContentItem::SignatureStateIcon:
1414 if (messageItem) {
1415 bool enabled;
1416 get_signature_state_icon(mTheme, messageItem, &enabled);
1417 compute_bounding_rect_for_boolean_state_icon(enabled, ci, l, top, r, mHitContentItemRect, layoutDir == Qt::LeftToRight, mTheme->iconSize());
1418 }
1419 break;
1420 case Theme::ContentItem::SpamHamStateIcon:
1421 if (messageItem) {
1422 const QPixmap *pix = get_spam_ham_state_icon(mTheme, messageItem);
1423 compute_bounding_rect_for_boolean_state_icon(pix != nullptr,
1424 ci,
1425 l,
1426 top,
1427 r,
1428 mHitContentItemRect,
1429 layoutDir == Qt::LeftToRight,
1430 mTheme->iconSize());
1431 }
1432 break;
1433 case Theme::ContentItem::WatchedIgnoredStateIcon:
1434 if (messageItem) {
1435 const QPixmap *pix = get_watched_ignored_state_icon(mTheme, messageItem);
1436 compute_bounding_rect_for_boolean_state_icon(pix != nullptr,
1437 ci,
1438 l,
1439 top,
1440 r,
1441 mHitContentItemRect,
1442 layoutDir == Qt::LeftToRight,
1443 mTheme->iconSize());
1444 }
1445 break;
1446 case Theme::ContentItem::AttachmentStateIcon:
1447 if (messageItem) {
1448 compute_bounding_rect_for_boolean_state_icon(messageItem->status().hasAttachment(),
1449 ci,
1450 l,
1451 top,
1452 r,
1453 mHitContentItemRect,
1454 layoutDir == Qt::LeftToRight,
1455 mTheme->iconSize());
1456 }
1457 break;
1458 case Theme::ContentItem::InvitationIcon:
1459 if (messageItem) {
1460 compute_bounding_rect_for_boolean_state_icon(messageItem->status().hasInvitation(),
1461 ci,
1462 l,
1463 top,
1464 r,
1465 mHitContentItemRect,
1466 layoutDir == Qt::LeftToRight,
1467 mTheme->iconSize());
1468 }
1469 break;
1470 case Theme::ContentItem::ActionItemStateIcon:
1471 if (messageItem) {
1472 compute_bounding_rect_for_boolean_state_icon(messageItem->status().isToAct(),
1473 ci,
1474 l,
1475 top,
1476 r,
1477 mHitContentItemRect,
1478 layoutDir == Qt::LeftToRight,
1479 mTheme->iconSize());
1480 }
1481 break;
1482 case Theme::ContentItem::ImportantStateIcon:
1483 if (messageItem) {
1484 compute_bounding_rect_for_boolean_state_icon(messageItem->status().isImportant(),
1485 ci,
1486 l,
1487 top,
1488 r,
1489 mHitContentItemRect,
1490 layoutDir == Qt::LeftToRight,
1491 mTheme->iconSize());
1492 }
1493 break;
1494 case Theme::ContentItem::VerticalLine:
1495 compute_bounding_rect_for_vertical_line(l, top, r, bottom, mHitContentItemRect, layoutDir == Qt::LeftToRight);
1496 break;
1497 case Theme::ContentItem::HorizontalSpacer:
1498 compute_bounding_rect_for_horizontal_spacer(l, top, r, bottom, mHitContentItemRect, layoutDir == Qt::LeftToRight);
1499 break;
1500 case Theme::ContentItem::TagList:
1501 if (messageItem) {
1502 const QList<MessageItem::Tag *> tagList = messageItem->tagList();
1503 compute_bounding_rect_for_tag_list(tagList, l, top, r, mHitContentItemRect, layoutDir == Qt::LeftToRight, mTheme->iconSize());
1504 }
1505 break;
1506 }
1507
1508 if (mHitContentItemRect.isValid()) {
1509 if (mHitContentItemRect.contains(viewportPoint)) {
1510 // caught!
1511 mHitContentItem = ci;
1512 return true;
1513 }
1514 if (!exact) {
1515 QRect inexactRect(mHitContentItemRect.left(), mHitRowRect.top(), mHitContentItemRect.width(), mHitRowRect.height());
1516 if (inexactRect.contains(viewportPoint)) {
1517 mHitContentItem = ci;
1518 return true;
1519 }
1520
1521 int inexactDistance =
1522 viewportPoint.x() > inexactRect.right() ? viewportPoint.x() - inexactRect.right() : inexactRect.left() - viewportPoint.x();
1523 if (inexactDistance < bestInexactDistance) {
1524 bestInexactDistance = inexactDistance;
1525 bestInexactRect = mHitContentItemRect;
1526 bestInexactItemRight = true;
1527 bestInexactContentItem = ci;
1528 }
1529 }
1530 }
1531 }
1532
1533 // then check left aligned stuff
1534 mHitContentItemRight = false;
1535
1536 const auto leftItems = mHitRow->leftItems();
1537 for (const auto itemit : leftItems) {
1538 auto ci = const_cast<Theme::ContentItem *>(itemit);
1539
1540 mHitContentItemRect = QRect();
1541
1542 const QFont &font = cachedFont(ci, mHitItem);
1543
1544 switch (ci->type()) {
1545 case Theme::ContentItem::Subject:
1546 compute_bounding_rect_for_left_aligned_elided_text(mHitItem->subject(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1547 break;
1548 case Theme::ContentItem::SenderOrReceiver:
1549 compute_bounding_rect_for_left_aligned_elided_text(mHitItem->displaySenderOrReceiver(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1550 break;
1551 case Theme::ContentItem::Receiver:
1552 compute_bounding_rect_for_left_aligned_elided_text(mHitItem->displayReceiver(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1553 break;
1554 case Theme::ContentItem::Sender:
1555 compute_bounding_rect_for_left_aligned_elided_text(mHitItem->displaySender(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1556 break;
1557 case Theme::ContentItem::Date:
1558 compute_bounding_rect_for_left_aligned_elided_text(mHitItem->formattedDate(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1559 break;
1560 case Theme::ContentItem::MostRecentDate:
1561 compute_bounding_rect_for_left_aligned_elided_text(mHitItem->formattedMaxDate(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1562 break;
1563 case Theme::ContentItem::Size:
1564 compute_bounding_rect_for_left_aligned_elided_text(mHitItem->formattedSize(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1565 break;
1566 case Theme::ContentItem::Folder:
1567 compute_bounding_rect_for_left_aligned_elided_text(mHitItem->folder(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1568 break;
1569 case Theme::ContentItem::GroupHeaderLabel:
1570 if (groupHeaderItem) {
1571 compute_bounding_rect_for_left_aligned_elided_text(groupHeaderItem->label(), ci, l, top, r, mHitContentItemRect, layoutDir, font);
1572 }
1573 break;
1574 case Theme::ContentItem::ReadStateIcon:
1575 compute_bounding_rect_for_permanent_icon(ci, l, top, r, mHitContentItemRect, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1576 break;
1577 case Theme::ContentItem::CombinedReadRepliedStateIcon:
1578 compute_bounding_rect_for_permanent_icon(ci, l, top, r, mHitContentItemRect, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1579 break;
1580 case Theme::ContentItem::ExpandedStateIcon:
1581 compute_bounding_rect_for_boolean_state_icon(mHitItem->childItemCount() > 0,
1582 ci,
1583 l,
1584 top,
1585 r,
1586 mHitContentItemRect,
1587 layoutDir != Qt::LeftToRight,
1588 mTheme->iconSize());
1589 break;
1590 case Theme::ContentItem::RepliedStateIcon:
1591 if (messageItem) {
1592 const QPixmap *pix = get_replied_state_icon(mTheme, messageItem);
1593 compute_bounding_rect_for_boolean_state_icon(pix != nullptr,
1594 ci,
1595 l,
1596 top,
1597 r,
1598 mHitContentItemRect,
1599 layoutDir != Qt::LeftToRight,
1600 mTheme->iconSize());
1601 }
1602 break;
1603 case Theme::ContentItem::EncryptionStateIcon:
1604 if (messageItem) {
1605 bool enabled;
1606 get_encryption_state_icon(mTheme, messageItem, &enabled);
1607 compute_bounding_rect_for_boolean_state_icon(enabled, ci, l, top, r, mHitContentItemRect, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1608 }
1609 break;
1610 case Theme::ContentItem::SignatureStateIcon:
1611 if (messageItem) {
1612 bool enabled;
1613 get_signature_state_icon(mTheme, messageItem, &enabled);
1614 compute_bounding_rect_for_boolean_state_icon(enabled, ci, l, top, r, mHitContentItemRect, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1615 }
1616 break;
1617 case Theme::ContentItem::SpamHamStateIcon:
1618 if (messageItem) {
1619 const QPixmap *pix = get_spam_ham_state_icon(mTheme, messageItem);
1620 compute_bounding_rect_for_boolean_state_icon(pix != nullptr,
1621 ci,
1622 l,
1623 top,
1624 r,
1625 mHitContentItemRect,
1626 layoutDir != Qt::LeftToRight,
1627 mTheme->iconSize());
1628 }
1629 break;
1630 case Theme::ContentItem::WatchedIgnoredStateIcon:
1631 if (messageItem) {
1632 const QPixmap *pix = get_watched_ignored_state_icon(mTheme, messageItem);
1633 compute_bounding_rect_for_boolean_state_icon(pix != nullptr,
1634 ci,
1635 l,
1636 top,
1637 r,
1638 mHitContentItemRect,
1639 layoutDir != Qt::LeftToRight,
1640 mTheme->iconSize());
1641 }
1642 break;
1643 case Theme::ContentItem::AttachmentStateIcon:
1644 if (messageItem) {
1645 compute_bounding_rect_for_boolean_state_icon(messageItem->status().hasAttachment(),
1646 ci,
1647 l,
1648 top,
1649 r,
1650 mHitContentItemRect,
1651 layoutDir != Qt::LeftToRight,
1652 mTheme->iconSize());
1653 }
1654 break;
1655 case Theme::ContentItem::InvitationIcon:
1656 if (messageItem) {
1657 compute_bounding_rect_for_boolean_state_icon(messageItem->status().hasInvitation(),
1658 ci,
1659 l,
1660 top,
1661 r,
1662 mHitContentItemRect,
1663 layoutDir != Qt::LeftToRight,
1664 mTheme->iconSize());
1665 }
1666 break;
1667 case Theme::ContentItem::ActionItemStateIcon:
1668 if (messageItem) {
1669 compute_bounding_rect_for_boolean_state_icon(messageItem->status().isToAct(),
1670 ci,
1671 l,
1672 top,
1673 r,
1674 mHitContentItemRect,
1675 layoutDir != Qt::LeftToRight,
1676 mTheme->iconSize());
1677 }
1678 break;
1679 case Theme::ContentItem::ImportantStateIcon:
1680 if (messageItem) {
1681 compute_bounding_rect_for_boolean_state_icon(messageItem->status().isImportant(),
1682 ci,
1683 l,
1684 top,
1685 r,
1686 mHitContentItemRect,
1687 layoutDir != Qt::LeftToRight,
1688 mTheme->iconSize());
1689 }
1690 break;
1691 case Theme::ContentItem::VerticalLine:
1692 compute_bounding_rect_for_vertical_line(l, top, r, bottom, mHitContentItemRect, layoutDir != Qt::LeftToRight);
1693 break;
1694 case Theme::ContentItem::HorizontalSpacer:
1695 compute_bounding_rect_for_horizontal_spacer(l, top, r, bottom, mHitContentItemRect, layoutDir != Qt::LeftToRight);
1696 break;
1697 case Theme::ContentItem::TagList:
1698 if (messageItem) {
1699 const QList<MessageItem::Tag *> tagList = messageItem->tagList();
1700 compute_bounding_rect_for_tag_list(tagList, l, top, r, mHitContentItemRect, layoutDir != Qt::LeftToRight, mTheme->iconSize());
1701 }
1702 break;
1703 }
1704
1705 if (mHitContentItemRect.isValid()) {
1706 if (mHitContentItemRect.contains(viewportPoint)) {
1707 // caught!
1708 mHitContentItem = ci;
1709 return true;
1710 }
1711 if (!exact) {
1712 QRect inexactRect(mHitContentItemRect.left(), mHitRowRect.top(), mHitContentItemRect.width(), mHitRowRect.height());
1713 if (inexactRect.contains(viewportPoint)) {
1714 mHitContentItem = ci;
1715 return true;
1716 }
1717
1718 int inexactDistance =
1719 viewportPoint.x() > inexactRect.right() ? viewportPoint.x() - inexactRect.right() : inexactRect.left() - viewportPoint.x();
1720 if (inexactDistance < bestInexactDistance) {
1721 bestInexactDistance = inexactDistance;
1722 bestInexactRect = mHitContentItemRect;
1723 bestInexactItemRight = false;
1724 bestInexactContentItem = ci;
1725 }
1726 }
1727 }
1728 }
1729
1730 top += rowSizeHint.height();
1731 rowIdx++;
1732 }
1733
1734 mHitContentItem = bestInexactContentItem;
1735 mHitContentItemRight = bestInexactItemRight;
1736 mHitContentItemRect = bestInexactRect;
1737 return true;
1738}
1739
1740const QModelIndex &ThemeDelegate::hitIndex() const
1741{
1742 return mHitIndex;
1743}
1744
1745Item *ThemeDelegate::hitItem() const
1746{
1747 return mHitItem;
1748}
1749
1750QRect ThemeDelegate::hitItemRect() const
1751{
1752 return mHitItemRect;
1753}
1754
1755const Theme::Column *ThemeDelegate::hitColumn() const
1756{
1757 return mHitColumn;
1758}
1759
1760int ThemeDelegate::hitColumnIndex() const
1761{
1762 return mHitIndex.column();
1763}
1764
1765const Theme::Row *ThemeDelegate::hitRow() const
1766{
1767 return mHitRow;
1768}
1769
1770int ThemeDelegate::hitRowIndex() const
1771{
1772 return mHitRowIndex;
1773}
1774
1775QRect ThemeDelegate::hitRowRect() const
1776{
1777 return mHitRowRect;
1778}
1779
1780bool ThemeDelegate::hitRowIsMessageRow() const
1781{
1782 return mHitRowIsMessageRow;
1783}
1784
1785const Theme::ContentItem *ThemeDelegate::hitContentItem() const
1786{
1787 return mHitContentItem;
1788}
1789
1790bool ThemeDelegate::hitContentItemRight() const
1791{
1792 return mHitContentItemRight;
1793}
1794
1795QRect ThemeDelegate::hitContentItemRect() const
1796{
1797 return mHitContentItemRect;
1798}
1799
1800QSize ThemeDelegate::sizeHintForItemTypeAndColumn(Item::Type type, int column, const Item *item) const
1801{
1802 if (!mTheme) {
1803 return {16, 16}; // bleah
1804 }
1805
1806 const Theme::Column *skcolumn = mTheme->column(column);
1807 if (!skcolumn) {
1808 return {16, 16}; // bleah
1809 }
1810
1811 const QList<Theme::Row *> *rows; // I'd like to have it as reference, but gcc complains...
1812
1813 // The sizeHint() is layout direction independent.
1814
1815 int marginw;
1816 int marginh;
1817
1818 switch (type) {
1819 case Item::Message:
1820 rows = &(skcolumn->messageRows());
1821
1822 marginh = gMessageVerticalMargin << 1;
1823 marginw = gMessageHorizontalMargin << 1;
1824 break;
1825 case Item::GroupHeader:
1826 rows = &(skcolumn->groupHeaderRows());
1827
1828 marginh = (gGroupHeaderOuterVerticalMargin + gGroupHeaderInnerVerticalMargin) << 1;
1829 marginw = (gGroupHeaderOuterVerticalMargin + gGroupHeaderInnerVerticalMargin) << 1;
1830 break;
1831 default:
1832 return {16, 16}; // bug
1833 break;
1834 }
1835
1836 int totalh = 0;
1837 int maxw = 0;
1838
1839 for (QList<Theme::Row *>::ConstIterator rowit = rows->constBegin(), endRowIt = rows->constEnd(); rowit != endRowIt; ++rowit) {
1840 const QSize sh = compute_size_hint_for_row((*rowit), mTheme->iconSize(), item);
1841 totalh += sh.height();
1842 if (sh.width() > maxw) {
1843 maxw = sh.width();
1844 }
1845 }
1846
1847 return {maxw + marginw, totalh + marginh};
1848}
1849
1850QSize ThemeDelegate::sizeHint(const QStyleOptionViewItem &, const QModelIndex &index) const
1851{
1852 if (!mTheme || !index.isValid()) {
1853 return {16, 16}; // hm hm...
1854 }
1855
1856 Item *item = itemFromIndex(index);
1857 if (!item) {
1858 return {16, 16}; // hm...
1859 }
1860
1861 const Item::Type type = item->type();
1862 if (type == Item::Message) {
1863 if (!mCachedMessageItemSizeHint.isValid()) {
1864 mCachedMessageItemSizeHint = sizeHintForItemTypeAndColumn(Item::Message, index.column(), item);
1865 }
1866 return mCachedMessageItemSizeHint;
1867 } else if (type == Item::GroupHeader) {
1868 if (!mCachedGroupHeaderItemSizeHint.isValid()) {
1869 mCachedGroupHeaderItemSizeHint = sizeHintForItemTypeAndColumn(Item::GroupHeader, index.column(), item);
1870 }
1871 return mCachedGroupHeaderItemSizeHint;
1872 } else {
1873 Q_ASSERT(false);
1874 return {};
1875 }
1876}
1877
1878// Store the new fonts when the generalFont changes and flush sizeHint cache
1879void ThemeDelegate::generalFontChanged()
1880{
1881 mCachedMessageItemSizeHint = QSize();
1882 mCachedGroupHeaderItemSizeHint = QSize();
1883
1884 QFont font;
1885 if (MessageCore::MessageCoreSettings::self()->useDefaultFonts()) {
1886 font = QFontDatabase::systemFont(QFontDatabase::GeneralFont);
1887 } else {
1888 font = MessageListSettings::self()->messageListFont();
1889 }
1890 sFontCache[Normal] = font;
1891 sFontMetricsCache[Normal] = QFontMetrics(font);
1892 font.setBold(true);
1893 sFontCache[Bold] = font;
1894 sFontMetricsCache[Bold] = QFontMetrics(font);
1895 font.setBold(false);
1896 font.setItalic(true);
1897 sFontCache[Italic] = font;
1898 sFontMetricsCache[Italic] = QFontMetrics(font);
1899 font.setBold(true);
1900 font.setItalic(true);
1901 sFontCache[BoldItalic] = font;
1902 sFontMetricsCache[BoldItalic] = QFontMetrics(font);
1903
1904 sFontHeightCache = sFontMetricsCache[Normal].height();
1905}
1906
1907const Theme *ThemeDelegate::theme() const
1908{
1909 return mTheme;
1910}
1911
1912#include "moc_themedelegate.cpp"
Akonadi::MessageStatus::isWatched
bool isWatched() const
Akonadi::MessageStatus::isImportant
bool isImportant() const
Akonadi::MessageStatus::isIgnored
bool isIgnored() const
Akonadi::MessageStatus::hasInvitation
bool hasInvitation() const
Akonadi::MessageStatus::isForwarded
bool isForwarded() const
Akonadi::MessageStatus::hasAttachment
bool hasAttachment() const
Akonadi::MessageStatus::isReplied
bool isReplied() const
KColorScheme::shade
QColor shade(ShadeRole) const
MessageList::Core::Item
A single item of the MessageList tree managed by MessageList::Model.
Definition item.h:36
MessageList::Core::Item::formattedMaxDate
QString formattedMaxDate() const
A string with a text rappresentation of maxDate() obtained via Manager.
Definition item.cpp:314
MessageList::Core::Item::formattedDate
QString formattedDate() const
A string with a text rappresentation of date() obtained via Manager.
Definition item.cpp:305
MessageList::Core::Item::status
const Akonadi::MessageStatus & status() const
Returns the status associated to this Item.
Definition item.cpp:446
MessageList::Core::Item::type
Type type() const
Returns the type of this item.
Definition item.cpp:342
MessageList::Core::Item::folder
const QString & folder() const
Returns the folder associated to this Item.
Definition item.cpp:541
MessageList::Core::Item::displayReceiver
QString displayReceiver() const
Display receiver.
Definition item.cpp:511
MessageList::Core::Item::displaySenderOrReceiver
QString displaySenderOrReceiver() const
Display sender or receiver.
Definition item.cpp:521
MessageList::Core::Item::Type
Type
The type of the Item.
Definition item.h:44
MessageList::Core::Item::Message
@ Message
This item is a MessageItem.
Definition item.h:46
MessageList::Core::Item::GroupHeader
@ GroupHeader
This item is a GroupHeaderItem.
Definition item.h:45
MessageList::Core::Item::formattedSize
QString formattedSize() const
A string with a text rappresentation of size().
Definition item.cpp:299
MessageList::Core::Item::childItemCount
int childItemCount() const
Returns the number of children of this Item.
Definition item.cpp:157
MessageList::Core::Item::subject
const QString & subject() const
Returns the subject associated to this Item.
Definition item.cpp:531
MessageList::Core::Item::displaySender
QString displaySender() const
Display sender.
Definition item.cpp:496
MessageList::Core::MessageItem
The MessageItem class.
Definition messageitem.h:36
MessageList::Core::MessageItem::tagList
virtual QList< Tag * > tagList() const
Returns the list of tags for this item.
Definition messageitem.cpp:233
MessageList::Core::ModelInvariantIndex::isValid
bool isValid() const
Returns true if this ModelInvariantIndex is valid, that is, it has been attached to a ModelInvariantR...
Definition modelinvariantindex.cpp:28
MessageList::Core::ThemeDelegate::hitRowRect
QRect hitRowRect() const
Returns the rectangle of the row that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1775
MessageList::Core::ThemeDelegate::hitColumn
const Theme::Column * hitColumn() const
Returns the theme column that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1755
MessageList::Core::ThemeDelegate::hitTest
bool hitTest(const QPoint &viewportPoint, bool exact=true)
Performs a hit test on the specified viewport point.
Definition themedelegate.cpp:1235
MessageList::Core::ThemeDelegate::hitContentItemRight
bool hitContentItemRight() const
Returns true if the hit theme content item was a right item and false otherwise.
Definition themedelegate.cpp:1790
MessageList::Core::ThemeDelegate::hitItem
Item * hitItem() const
Returns the Item that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1745
MessageList::Core::ThemeDelegate::hitContentItemRect
QRect hitContentItemRect() const
Returns the bounding rect of the content item that was reported as hit by the previous call to hitTes...
Definition themedelegate.cpp:1795
MessageList::Core::ThemeDelegate::hitContentItem
const Theme::ContentItem * hitContentItem() const
Returns the theme content item that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1785
MessageList::Core::ThemeDelegate::sizeHintForItemTypeAndColumn
QSize sizeHintForItemTypeAndColumn(Item::Type type, int column, const Item *item=nullptr) const
Returns a heuristic sizeHint() for the specified item type and column.
Definition themedelegate.cpp:1800
MessageList::Core::ThemeDelegate::hitColumnIndex
int hitColumnIndex() const
Returns the index of the theme column that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1760
MessageList::Core::ThemeDelegate::generalFontChanged
void generalFontChanged()
Called when the global fonts change (from systemsettings)
Definition themedelegate.cpp:1879
MessageList::Core::ThemeDelegate::itemFromIndex
virtual Item * itemFromIndex(const QModelIndex &index) const =0
Returns the Item for the specified model index.
MessageList::Core::ThemeDelegate::hitIndex
const QModelIndex & hitIndex() const
Returns the model index that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1740
MessageList::Core::ThemeDelegate::hitRowIsMessageRow
bool hitRowIsMessageRow() const
Returns true if the hitRow() is a message row, false otherwise.
Definition themedelegate.cpp:1780
MessageList::Core::ThemeDelegate::sizeHint
QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override
Reimplemented from QStyledItemDelegate.
Definition themedelegate.cpp:1850
MessageList::Core::ThemeDelegate::paint
void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override
Reimplemented from QStyledItemDelegate.
Definition themedelegate.cpp:569
MessageList::Core::ThemeDelegate::hitRow
const Theme::Row * hitRow() const
Returns the theme row that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1765
MessageList::Core::ThemeDelegate::hitItemRect
QRect hitItemRect() const
Returns the visual rectangle of the item that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1750
MessageList::Core::ThemeDelegate::hitRowIndex
int hitRowIndex() const
Returns the index of the theme row that was reported as hit by the previous call to hitTest().
Definition themedelegate.cpp:1770
MessageList::Core::Theme::Column
The Column class defines a view column available inside this theme.
Definition theme.h:501
MessageList::Core::Theme::Column::groupHeaderRows
const QList< Row * > & groupHeaderRows() const
Returns the list of rows visible in this column for a GroupHeaderItem.
Definition theme.cpp:743
MessageList::Core::Theme::Column::messageRows
const QList< Row * > & messageRows() const
Returns the list of rows visible in this column for a MessageItem.
Definition theme.cpp:700
MessageList::Core::Theme::ContentItem
The ContentItem class defines a content item inside a Row.
Definition theme.h:56
MessageList::Core::Theme::ContentItem::displaysText
bool displaysText() const
Returns true if this item displays some kind of text.
Definition theme.cpp:77
MessageList::Core::Theme::ContentItem::hideWhenDisabled
bool hideWhenDisabled() const
Returns true if this item should be hidden when in disabled state.
Definition theme.cpp:223
MessageList::Core::Theme::ContentItem::isSpacer
bool isSpacer() const
Returns true if this item is a small spacer.
Definition theme.cpp:97
MessageList::Core::Theme::ContentItem::isBold
bool isBold() const
Returns true if this item uses a bold text.
Definition theme.cpp:195
MessageList::Core::Theme::ContentItem::type
Type type() const
Returns the type of this content item.
Definition theme.cpp:62
MessageList::Core::Theme::ContentItem::canUseCustomColor
bool canUseCustomColor() const
Returns true if this ContentItem can make use of a custom color.
Definition theme.cpp:72
MessageList::Core::Theme::ContentItem::useCustomColor
bool useCustomColor() const
Returns true if this item uses a custom color.
Definition theme.cpp:181
MessageList::Core::Theme::ContentItem::isIcon
bool isIcon() const
Returns true if this item displays an icon.
Definition theme.cpp:87
MessageList::Core::Theme::ContentItem::softenByBlending
bool softenByBlending() const
Returns true if this item should be always painted in a "soft" fashion.
Definition theme.cpp:251
MessageList::Core::Theme::ContentItem::softenByBlendingWhenDisabled
bool softenByBlendingWhenDisabled() const
Returns true if this item should be painted in a "soft" fashion when in disabled state.
Definition theme.cpp:237
MessageList::Core::Theme::ContentItem::InvitationIcon
@ InvitationIcon
Whether the message is an invitation.
Definition theme.h:198
MessageList::Core::Theme::ContentItem::CombinedReadRepliedStateIcon
@ CombinedReadRepliedStateIcon
The combined icon that displays the unread/read/replied/forwarded state (never disabled)
Definition theme.h:190
MessageList::Core::Theme::ContentItem::SignatureStateIcon
@ SignatureStateIcon
The Signature state icon for messages.
Definition theme.h:174
MessageList::Core::Theme::ContentItem::Date
@ Date
Formatted date time of the message/group.
Definition theme.h:114
MessageList::Core::Theme::ContentItem::MostRecentDate
@ MostRecentDate
The date of the most recent message in subtree.
Definition theme.h:186
MessageList::Core::Theme::ContentItem::ReadStateIcon
@ ReadStateIcon
The icon that displays the unread/read state (never disabled)
Definition theme.h:134
MessageList::Core::Theme::ContentItem::RepliedStateIcon
@ RepliedStateIcon
The icon that displays the replied/forwarded state (may be disabled)
Definition theme.h:142
MessageList::Core::Theme::ContentItem::WatchedIgnoredStateIcon
@ WatchedIgnoredStateIcon
The Watched/Ignored state icon.
Definition theme.h:162
MessageList::Core::Theme::ContentItem::ImportantStateIcon
@ ImportantStateIcon
The Important tag icon.
Definition theme.h:154
MessageList::Core::Theme::ContentItem::Folder
@ Folder
Folder of the message.
Definition theme.h:202
MessageList::Core::Theme::ContentItem::AttachmentStateIcon
@ AttachmentStateIcon
The icon that displays the attachment state (may be disabled)
Definition theme.h:138
MessageList::Core::Theme::ContentItem::ExpandedStateIcon
@ ExpandedStateIcon
The Expanded state icon for group headers.
Definition theme.h:166
MessageList::Core::Theme::ContentItem::SenderOrReceiver
@ SenderOrReceiver
From: or To: strip, depending on the folder settings.
Definition theme.h:118
MessageList::Core::Theme::ContentItem::GroupHeaderLabel
@ GroupHeaderLabel
The group header label.
Definition theme.h:146
MessageList::Core::Theme::ContentItem::Subject
@ Subject
Display the subject of the message item.
Definition theme.h:110
MessageList::Core::Theme::ContentItem::VerticalLine
@ VerticalLine
A vertical separation line.
Definition theme.h:178
MessageList::Core::Theme::ContentItem::HorizontalSpacer
@ HorizontalSpacer
A small empty spacer usable as separator.
Definition theme.h:182
MessageList::Core::Theme::ContentItem::EncryptionStateIcon
@ EncryptionStateIcon
The Encryption state icon for messages.
Definition theme.h:170
MessageList::Core::Theme::ContentItem::TagList
@ TagList
The list of MessageItem::Tag entries.
Definition theme.h:194
MessageList::Core::Theme::ContentItem::Size
@ Size
Formatted size of the message.
Definition theme.h:130
MessageList::Core::Theme::ContentItem::Receiver
@ Receiver
To: strip, always.
Definition theme.h:126
MessageList::Core::Theme::ContentItem::ActionItemStateIcon
@ ActionItemStateIcon
The ActionItem state icon.
Definition theme.h:150
MessageList::Core::Theme::ContentItem::Sender
@ Sender
From: strip, always.
Definition theme.h:122
MessageList::Core::Theme::ContentItem::SpamHamStateIcon
@ SpamHamStateIcon
The Spam/Ham state icon.
Definition theme.h:158
MessageList::Core::Theme::ContentItem::customColor
const QColor & customColor() const
Returns the custom color set for this item.
Definition theme.cpp:265
MessageList::Core::Theme::ContentItem::displaysLongText
bool displaysLongText() const
Returns true if this item displays a long text.
Definition theme.cpp:82
MessageList::Core::Theme::ContentItem::isItalic
bool isItalic() const
Returns true if this item uses an italic text.
Definition theme.cpp:209
MessageList::Core::Theme::Row
The Row class defines a row of items inside a Column.
Definition theme.h:408
MessageList::Core::Theme::Row::rightItems
const QList< ContentItem * > & rightItems() const
Returns the list of right aligned items for this row.
Definition theme.cpp:398
MessageList::Core::Theme::Row::leftItems
const QList< ContentItem * > & leftItems() const
Returns the list of left aligned items for this row.
Definition theme.cpp:489
MessageList::Core::Theme
The Theme class defines the visual appearance of the MessageList.
Definition theme.h:48
MessageList::Core::Theme::Transparent
@ Transparent
No background at all: use style default.
Definition theme.h:794
MessageList::Core::Theme::CustomColor
@ CustomColor
Use a custom color.
Definition theme.h:796
MessageList::Core::Theme::AutoColor
@ AutoColor
Automatically determine the color (somewhere in the middle between background and text)
Definition theme.h:795
MessageList::Core::Theme::groupHeaderBackgroundColor
const QColor & groupHeaderBackgroundColor() const
Returns the group header background color for this theme.
Definition theme.cpp:1007
MessageList::Core::Theme::groupHeaderBackgroundMode
GroupHeaderBackgroundMode groupHeaderBackgroundMode() const
Returns the group header background mode for this theme.
Definition theme.cpp:986
MessageList::Core::Theme::groupHeaderBackgroundStyle
GroupHeaderBackgroundStyle groupHeaderBackgroundStyle() const
Returns the group header background style for this theme.
Definition theme.cpp:1017
MessageList::Core::Theme::iconSize
int iconSize() const
Returns the currently set icon size.
Definition theme.cpp:1054
MessageList::Core::Theme::column
Column * column(int idx) const
Returns a pointer to the column at the specified index or 0 if there is no such column.
Definition theme.cpp:955
MessageList::Core::Theme::RoundedJoinedRect
@ RoundedJoinedRect
One big rounded rect for all the columns.
Definition theme.h:806
MessageList::Core::Theme::PlainRect
@ PlainRect
One plain rect per column.
Definition theme.h:803
MessageList::Core::Theme::GradientRect
@ GradientRect
One rounded gradient filled rect per column.
Definition theme.h:807
MessageList::Core::Theme::StyledRect
@ StyledRect
One styled rect per column.
Definition theme.h:809
MessageList::Core::Theme::RoundedRect
@ RoundedRect
One rounded rect per column.
Definition theme.h:805
MessageList::Core::Theme::StyledJoinedRect
@ StyledJoinedRect
One big styled rect per column.
Definition theme.h:810
MessageList::Core::Theme::PlainJoinedRect
@ PlainJoinedRect
One big plain rect for all the columns.
Definition theme.h:804
MessageList::Core::Theme::GradientJoinedRect
@ GradientJoinedRect
One big rounded gradient rect for all the columns.
Definition theme.h:808
MessageList::Core
The implementation independent part of the MessageList library.
Definition aggregation.h:22
QAbstractItemView::indexAt
virtual QModelIndex indexAt(const QPoint &point) const const=0
QAbstractItemView::reset
virtual void reset()
QAbstractItemView::visualRect
virtual QRect visualRect(const QModelIndex &index) const const=0
QColor::blue
int blue() const const
QColor::green
int green() const const
QColor::isValid
bool isValid() const const
QColor::red
int red() const const
QFont::setBold
void setBold(bool enable)
QFont::setItalic
void setItalic(bool enable)
QFontDatabase::systemFont
QFont systemFont(SystemFont type)
QFontMetrics::boundingRect
QRect boundingRect(QChar ch) const const
QFontMetrics::elidedText
QString elidedText(const QString &text, Qt::TextElideMode mode, int width, int flags) const const
QFontMetrics::height
int height() const const
QGradient::setColorAt
void setColorAt(qreal position, const QColor &color)
QList::constBegin
const_iterator constBegin() const const
QList::constEnd
const_iterator constEnd() const const
QList::count
qsizetype count() const const
QModelIndex::column
int column() const const
QModelIndex::isValid
bool isValid() const const
QPainter::drawLine
void drawLine(const QLine &line)
QPainter::drawPixmap
void drawPixmap(const QPoint &point, const QPixmap &pixmap)
QPainter::drawRoundedRect
void drawRoundedRect(const QRect &rect, qreal xRadius, qreal yRadius, Qt::SizeMode mode)
QPainter::drawText
void drawText(const QPoint &position, const QString &text)
QPainter::fillRect
void fillRect(const QRect &rectangle, QGradient::Preset preset)
QPainter::font
const QFont & font() const const
QPainter::opacity
qreal opacity() const const
QPainter::pen
const QPen & pen() const const
QPainter::renderHints
RenderHints renderHints() const const
QPainter::setBackgroundMode
void setBackgroundMode(Qt::BGMode mode)
QPainter::setBrush
void setBrush(Qt::BrushStyle style)
QPainter::setFont
void setFont(const QFont &font)
QPainter::setOpacity
void setOpacity(qreal opacity)
QPainter::setPen
void setPen(Qt::PenStyle style)
QPainter::setRenderHint
void setRenderHint(RenderHint hint, bool on)
QPalette::color
const QColor & color(ColorGroup group, ColorRole role) const const
QPen::color
QColor color() const const
QPoint::x
int x() const const
QPoint::y
int y() const const
QRect::contains
bool contains(const QPoint &point, bool proper) const const
QRect::height
int height() const const
QRect::isValid
bool isValid() const const
QRect::left
int left() const const
QRect::right
int right() const const
QRect::top
int top() const const
QRect::width
int width() const const
QSize::height
int height() const const
QSize::isValid
bool isValid() const const
QSize::width
int width() const const
QStyle::drawControl
virtual void drawControl(ControlElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const const=0
QStyledItemDelegate::initStyleOption
virtual void initStyleOption(QStyleOptionViewItem *option, const QModelIndex &index) const const
Qt::AlignTop
AlignTop
Qt::OpaqueMode
OpaqueMode
Qt::LayoutDirection
LayoutDirection
Qt::ElideLeft
ElideLeft
Qt::TextSingleLine
TextSingleLine
Qt::left
QTextStream & left(QTextStream &stream)
Qt::right
QTextStream & right(QTextStream &stream)
QWidget::style
QStyle * style() const const
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