qt值qss(stylesheet)用法简介（二）

实际例程和素材

qcolor颜色名称:



qframe结构图:



例子一:
background-color: red;
border-style: outset;
border-width: 2px;
border-radius: 10px;
border-color: beige;
font: bold 14px;
min-width: 10em;
padding: 6px;



QPushButton:pressed {

background-color: rgb(0, 224, 0);

border-style: inset;

}

QPushButton:hover {

background-color: rgb(0, 224, 240);

border-style: inset;

}

鼠标没有经过按钮时：



鼠标经过时:



伪目标:

Pseudo-State
Description

:active 激活时

:adjoins-item This state is set when the ::branch of a QTreeView is adjacent to an item.

:alternate 多选择

:bottom 底部

:checked 选择状态

:closable 可关闭

:closed 关闭状态

:default 默认

:disabled 无效状态

:editable 可编辑的

:edit-focus The item has edit focus (See QStyle::State_HasEditFocus). This state is available only for Qt
Extended applications.

:enabled The item is enabled.

:exclusive The item is part of an exclusive item group. For example, a menu item in a exclusive
QActionGroup.

:first The item is the first (in a list). For example, the first tab in a QTabBar.

:flat The item is flat. For example, a flat QPushButton.

:floatable The items can be floated. For example, the QDockWidget has the
QDockWidget::DockWidgetFloatable feature turned on.

:focus The item has input focus.

:has-children The item has children. For example, an item in a QTreeView that has child items.

:has-siblings The item has siblings. For example, an item in a QTreeView that siblings.

:horizontal The item has horizontal orientation

:hover The mouse is hovering over the item.

:indeterminate The item has indeterminate state. For example, a QCheckBox or QRadioButton is
partially checked.

:last The item is the last (in a list). For example, the last tab in a QTabBar.

:left The item is positioned at the left. For example, a QTabBar that has its tabs positioned at
the left.

:maximized The item is maximized. For example, a maximized QMdiSubWindow.

:middle The item is in the middle (in a list). For example, a tab that is not in the beginning or the
end in a QTabBar.

:minimized The item is minimized. For example, a minimized QMdiSubWindow.

:movable The item can be moved around. For example, the QDockWidget has the
QDockWidget::DockWidgetMovable feature turned on.

:no-frame The item has no frame. For example, a frameless QSpinBox or QLineEdit.

:non-exclusive The item is part of a non-exclusive item group. For example, a menu item in a non-
exclusive QActionGroup.

:off For items that can be toggled, this applies to items in the "off" state.

:on For items that can be toggled, this applies to widgets in the "on" state.

:only-one The item is the only one (in a list). For example, a lone tab in a QTabBar.

:open The item is in the open state. For example, an expanded item in a QTreeView, or a
QComboBox or QPushButton with an open menu.

:next-selected The next item (in a list) is selected. For example, the selected tab of a QTabBar is next to
this item.

:pressed The item is being pressed using the mouse.

:previous-selected The previous item (in a list) is selected. For example, a tab in a QTabBar that is next to
the selected tab.

:read-only The item is marked read only or non-editable. For example, a read only QLineEdit or a
non-editable QComboBox.

:right The item is positioned at the right. For example, a QTabBar that has its tabs positioned
at the right.

:selected The item is selected. For example, the selected tab in a QTabBar or the selected item in a
QMenu.

:top The item is positioned at the top. For example, a QTabBar that has its tabs positioned at
the top.

:unchecked The item is unchecked.

:vertical The item has vertical orientation.

:window The widget is a window (i.e top level widget)