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force Qt to use implicit data sharing in icons and pixmaps by using our own cache, and apply this to GxsChannelPostItem

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csoler 2020-04-19 13:10:30 +02:00
parent 2a046eacb3
commit c84016c3b0
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GPG key ID: 7BCA522266C0804C
7 changed files with 81 additions and 346 deletions
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27
retroshare-gui/src/gui/feeds/GxsChannelPostItem.cpp
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@ -23,6 +23,7 @@
#include <QStyle>
#include "gui/gxs/GxsIdDetails.h"
#include "gui/common/FilesDefs.h"
#include "rshare.h"
#include "GxsChannelPostItem.h"
#include "ui_GxsChannelPostItem.h"
@ -150,6 +151,24 @@ void GxsChannelPostItem::setup()
ui = new Ui::GxsChannelPostItem;
ui->setupUi(this);
// Manually set icons to allow to use clever resource sharing that is missing in Qt for Icons loaded from Qt resource file.
// This is particularly important here because a channel may contain many posts, so duplicating the QImages here is deadly for the
// memory.
ui->logoLabel->setPixmap(FilesDefs::getPixmapFromQtResourcePath(":/images/thumb-default-video.png"));
ui->warn_image_label->setPixmap(FilesDefs::getPixmapFromQtResourcePath(":/images/status_unknown.png"));
ui->readButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/message-state-unread.png"));
ui->voteUpButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/vote_up.png"));
ui->voteDownButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/vote_down.png"));
ui->downloadButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/download.png"));
ui->playButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/play.png"));
ui->commentButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/commnt.png"));
ui->editButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/pencil-edit-button.png"));
ui->copyLinkButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/copy.png"));
ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/down-arrow.png"));
ui->readAndClearButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/correct.png"));
ui->clearButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/icons/png/exit2.png"));
setAttribute(Qt::WA_DeleteOnClose, true);
mInFill = false;
@ -566,12 +585,12 @@ void GxsChannelPostItem::setReadStatus(bool isNew, bool isUnread)
if (isUnread)
{
ui->readButton->setChecked(true);
ui->readButton->setIcon(QIcon(":/images/message-state-unread.png"));
ui->readButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/message-state-unread.png"));
}
else
{
ui->readButton->setChecked(false);
ui->readButton->setIcon(QIcon(":/images/message-state-read.png"));
ui->readButton->setIcon(FilesDefs::getIconFromQtResourcePath(":/images/message-state-read.png"));
}
ui->newLabel->setVisible(isNew);
@ -684,7 +703,7 @@ void GxsChannelPostItem::doExpand(bool open)
if (open)
{
ui->expandFrame->show();
ui->expandButton->setIcon(QIcon(QString(":/icons/png/up-arrow.png")));
ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(QString(":/icons/png/up-arrow.png")));
ui->expandButton->setToolTip(tr("Hide"));
readToggled(false);
@ -692,7 +711,7 @@ void GxsChannelPostItem::doExpand(bool open)
else
{
ui->expandFrame->hide();
ui->expandButton->setIcon(QIcon(QString(":/icons/png/down-arrow.png")));
ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(QString(":/icons/png/down-arrow.png")));
ui->expandButton->setToolTip(tr("Expand"));
}