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我需要一些樣式作爲滾動的圖像:QScrollBar樣式縮放柄
多的痛苦和實驗後,我發現如何使梯度,並隱藏箭頭。
m_scrollBarStyleSheet = "QScrollBar:horizontal { \n "
" background-color: qlineargradient(x1: 1, y1: 0.5, x2: 0, y2: 0.5, stop: 0 magenta, stop: 1 #FFFFFF); \n "
" border: 1px solid black; \n"
" height: 35px; \n "
" width: 261px; \n"
" margin: 0 0 0 0; \n "
"} \n "
"QScrollBar::handle:horizontal { \n"
" background-color: silver; \n"
" border: 1px solid grey; \n"
" height: 55px; \n" // seems to do nothing
" width: 2px; \n" // seems to do nothing
"} \n"
"QScrollBar::add-line:horizontal, QScrollBar::sub-line:horizontal { \n" // hides arows
" border: none; background: none; \n"
"} \n"
"QScrollBar::add-page:horizontal, QScrollBar::sub-page:horizontal { \n" // makes background show through
" border: none; \n"
"} \n";
QString s = m_scrollBarStyleSheet;
s.replace("magenta", "yellow"); // whatever color I need
horizontalScrollBar->setStyleSheet(s);
...
結果:足夠接近:
但沒有我這樣做似乎讓我來調整實際的滾動件(處理?) - 我不能讓它變細,我還沒有看到任何可以讓它的高度超過背後矩形高度的東西。
如何調整小滑動矩形以儘可能適合所需的圖像?
注意我必須使用Qt 4.8