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Minor cleanups in Menu::linkUp/Down() and setLinkIndex()

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This commit is contained in:
Maarten ter Huurne 2013-08-12 05:18:31 +02:00
parent 0d0eebe365
commit 6cdd5694d3
1 changed files with 21 additions and 20 deletions
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41
src/menu.cpp
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@ -605,24 +605,24 @@ void Menu::linkRight() {
void Menu::linkUp() {
int l = iLink - linkColumns;
if (l<0) {
unsigned int rows;
rows = DIV_ROUND_UP(sectionLinks()->size(), linkColumns);
if (l < 0) {
const auto numLinks = sectionLinks()->size();
unsigned int rows = DIV_ROUND_UP(numLinks, linkColumns);
l = (rows * linkColumns) + l;
if (l >= (int)sectionLinks()->size())
if (l >= static_cast<int>(numLinks))
l -= linkColumns;
}
setLinkIndex(l);
}
void Menu::linkDown() {
uint l = iLink + linkColumns;
if (l >= sectionLinks()->size()) {
unsigned int rows, curCol;
rows = DIV_ROUND_UP(sectionLinks()->size(), linkColumns);
curCol = DIV_ROUND_UP(iLink + 1, linkColumns);
int l = iLink + linkColumns;
const auto numLinks = sectionLinks()->size();
if (l >= static_cast<int>(numLinks)) {
unsigned int rows = DIV_ROUND_UP(numLinks, linkColumns);
unsigned int curCol = DIV_ROUND_UP(iLink + 1, linkColumns);
if (rows > curCol)
l = sectionLinks()->size() - 1;
l = numLinks - 1;
else
l %= linkColumns;
}
@ -643,17 +643,18 @@ LinkApp *Menu::selLinkApp() {
}
void Menu::setLinkIndex(int i) {
if (i<0)
i=sectionLinks()->size()-1;
else if (i>=(int)sectionLinks()->size())
i=0;
if (i >= (int)(iFirstDispRow * linkColumns + linkColumns * linkRows))
iFirstDispRow = i / linkColumns - linkRows + 1;
else if (i<(int)(iFirstDispRow * linkColumns))
iFirstDispRow = i / linkColumns;
const int numLinks = static_cast<int>(sectionLinks()->size());
if (i < 0)
i = numLinks - 1;
else if (i >= numLinks)
i = 0;
iLink = i;
int row = i / linkColumns;
if (row >= (int)(iFirstDispRow + linkRows))
iFirstDispRow = row - linkRows + 1;
else if (row < (int)iFirstDispRow)
iFirstDispRow = row;
}
#ifdef HAVE_LIBOPK