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duck taped annoying scroll problem, started with local archive

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This commit is contained in:
Blue 2019-04-14 23:37:02 +03:00
parent fad72d8db2
commit e04f7db7c2
6 changed files with 2063 additions and 14 deletions
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32
ui/conversation.cpp
View file

@ -29,7 +29,8 @@ Conversation::Conversation(Models::Contact* p_contact, QWidget* parent):
ker(),
activePalResource(),
thread(),
scroll(nothing)
scroll(down),
manualSliderChange(false)
{
m_ui->setupUi(this);
m_ui->splitter->setSizes({300, 0});
@ -54,9 +55,11 @@ Conversation::Conversation(Models::Contact* p_contact, QWidget* parent):
line->setMyName(p_contact->getAccountName());
connect(line, SIGNAL(resize(int)), this, SLOT(onMessagesResize(int)));
QScrollBar* vs = m_ui->scrollArea->verticalScrollBar();
m_ui->scrollArea->setWidget(line);
m_ui->scrollArea->verticalScrollBar()->setBackgroundRole(QPalette::Base);
m_ui->scrollArea->verticalScrollBar()->setAutoFillBackground(true);;
vs->setBackgroundRole(QPalette::Base);
vs->setAutoFillBackground(true);
connect(vs, SIGNAL(valueChanged(int)), this, SLOT(onSliderValueChanged(int)));
}
Conversation::~Conversation()
@ -118,13 +121,6 @@ void Conversation::addMessage(const Shared::Message& data)
return;
}
if (scroll == nothing) {
if (pos == max) {
scroll = down;
} else if (place != MessageLine::end) { //todo make some better handling of that situation
scroll = keep;
}
}
if (!data.getOutgoing()) {
const QString& res = data.getPenPalResource();
if (res.size() > 0) {
@ -194,16 +190,24 @@ void Conversation::onEnterPressed()
void Conversation::onMessagesResize(int amount)
{
manualSliderChange = true;
switch (scroll) {
case down:
m_ui->scrollArea->verticalScrollBar()->setValue(m_ui->scrollArea->verticalScrollBar()->maximum());
break;
case keep:
m_ui->scrollArea->verticalScrollBar()->setValue(m_ui->scrollArea->verticalScrollBar()->value() - amount);
break;
default:
break;
}
scroll = nothing;
manualSliderChange = false;
}
void Conversation::onSliderValueChanged(int value)
{
if (!manualSliderChange) {
if (value == m_ui->scrollArea->verticalScrollBar()->maximum()) {
scroll = down;
} else {
scroll = nothing;
}
}
}

2
ui/conversation.h
View file

@ -69,6 +69,7 @@ protected slots:
void onContactChanged(Models::Item* item, int row, int col);
void onEnterPressed();
void onMessagesResize(int amount);
void onSliderValueChanged(int value);
private:
enum Scroll {
@ -83,6 +84,7 @@ private:
QString activePalResource;
QString thread;
Scroll scroll;
bool manualSliderChange;
};
#endif // CONVERSATION_H