/usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/Components/1.2/AbstractButton.qml is in qml-module-ubuntu-components-gles 1.3.1918+16.04.20160404-0ubuntu3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | /*
* Copyright 2012 Canonical Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import QtQuick 2.4
import Ubuntu.Components 1.2
/*!
\qmlabstract AbstractButton
\inqmlmodule Ubuntu.Components 1.1
\ingroup ubuntu
\brief The AbstractButton class defines the behavior of the button.
This class defines the behavior of the button: it defines the MouseArea
and the states.
All components deriving from this class support haptic feedback out of the box.
*/
ActionItem {
id: button
/*!
If an action is specified, the button's clicked signal will trigger the action.
Subclasses of AbstractButton can use other properties of action (for example
the text and iconName).
\qmlproperty Action action
*/
/*!
This handler is called when there is a mouse click on the button
and the button is not disabled. If \b action is defined,
the action will be triggered.
*/
signal clicked()
/*!
If a button is clicked, its triggered() signal will automatically be called.
*/
onClicked: button.trigger()
Keys.onEnterPressed: clicked()
Keys.onReturnPressed: clicked()
/*!
This handler is called when there is a long press.
*/
signal pressAndHold()
/*!
True if the user presses a mouse button in the button's mouse area.
*/
property bool pressed: mouseArea.pressed
/*!
True if the mouse cursor hovers over the button's mouse area.
*/
property bool hovered: __acceptEvents && mouseArea.containsMouse
/*!
\internal
Disable or enable signal emition by default.
Some classes want to emit the signal by themselves (ListItem.Standard)
*/
property bool __acceptEvents: true
/*!
\internal
To get the properties of the mouse area in subclasses.
*/
property alias __mouseArea: mouseArea
activeFocusOnPress: true
MouseArea {
id: mouseArea
anchors.fill: parent
// if mouseArea is given a new value, disable defaultMouseArea
// as it might occlude the newly assigned mouse area.
hoverEnabled: true
// invoke Haptics singleton earlier than we press the button,
// so we give some time for the singleton to sync settings with the service
property bool hapticsEnabled: Haptics.enabled
onClicked: {
if (button.__acceptEvents) {
// FIXME (Vivid) call this in the style rather than from AbstractButton
Haptics.play();
button.clicked()
}
}
onPressAndHold: {
if (button.__acceptEvents) {
button.pressAndHold()
}
}
}
}
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