Qss语法实例及demo

QTreeView { alternate-background-color: qlineargradient(spread:pad, x1:0.431818, y1:0, x2:0.443, y2:1, stop:0 rgba(216, 236, 255, 255), stop:0.488636 rgba(175, 210, 255, 255), stop:1 rgba(218, 242, 255, 255)); } QTreeView { show-decoration-selected: 1; } QTreeView::item { border: 1px solid #d9d9d9; border-top-color: transparent; border-bottom-color: transparent; } QTreeView::item:hover { background: qlineargradient(spread:pad, x1:0.431818, y1:0, x2:0.443, y2:1, stop:0 rgba(244, 255, 216, 255), stop:0.488636 rgba(175, 255, 196, 255), stop:1 rgba(218, 255, 218, 255)); border: 1px solid #bfcde4; } QTreeView::item:selected { border: 1px solid #567dbc; } QTreeView::item:selected:active{ background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #6ea1f1, stop: 1 #567dbc); } QTreeView::item:selected:!active { background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #6b9be8, stop: 1 #577fbf); } QTreeView::branch { background: palette(base); } QTreeView::branch:has-siblings:!adjoins-item { border-image: url(:/commonWidgetUse/QTreeView/vline.png) 0; } QTreeView::branch:has-siblings:adjoins-item { border-image: url(:/commonWidgetUse/QTreeView/branch-more.png) 0; } QTreeView::branch:!has-children:!has-siblings:adjoins-item { border-image: url(:/commonWidgetUse/QTreeView/branch-end.png) 0; } QTreeView::branch:has-children:!has-siblings:closed, QTreeView::branch:closed:has-children:has-siblings { border-image: none; image: url(:/commonWidgetUse/QTreeView/branch-closed.png); } QTreeView::branch:open:has-children:!has-siblings, QTreeView::branch:open:has-children:has-siblings { border-image: none; image: url(:/commonWidgetUse/QTreeView/branch-open.png); } QHeaderView::section { background-color: qlineargradient(x1:0, y1:0, x2:0, y2:1, stop:0 #ffffff, stop: 0.5 #505050, stop: 0.6 #505050, stop:1 #ffffff); color: white; padding-left: 4px; border: 1px solid #6c6c6c; } QHeaderView::section:checked { background-color: red; } /* style the sort indicator */ QHeaderView::down-arrow { image: url(:/commonWidgetUse/QTreeView/branch-closed.png); } QHeaderView::up-arrow { image: url(:/commonWidgetUse/QTreeView/branch-open.png); }