2 * Copyright 2014 Canonical Ltd.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU Lesser General Public License as published by
6 * the Free Software Foundation; version 3.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU Lesser General Public License for more details.
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 import Ubuntu.Components 1.1
19 // FIXME: copied with slight modifications from Ubuntu UI Toolkit's Ambiance's theme
27 The background texture of the main view. The image will be drawn over the background color,
28 so if it has (semi-)transparent pixels, in those pixels the background color will be visible.
30 property url backgroundSource: "graphics/background_paper.png"
34 id: backgroundGradient
35 GradientStop { position: 0.0; color: styledItem.headerColor }
36 GradientStop { position: 0.83; color: styledItem.backgroundColor }
37 GradientStop { position: 1.0; color: styledItem.footerColor }
43 color: styledItem.backgroundColor
44 gradient: internals.isGradient ? backgroundGradient : null
50 source: mainViewStyle.theme.name === "Ambiance" ? mainViewStyle.backgroundSource : ""
54 visible: status === Image.Ready
59 property bool isGradient: styledItem.backgroundColor != styledItem.headerColor ||
60 styledItem.backgroundColor != styledItem.footerColor
62 As we don't know the order the property bindings and onXXXChanged signals are evaluated
63 we should rely only on one property when changing the theme to avoid intermediate
64 theme changes due to properties being evaluated separately.
66 Qt bug: https://bugreports.qt-project.org/browse/QTBUG-11712
68 property string theme: (ColorUtils.luminance(styledItem.backgroundColor) >= 0.85) ? "Ambiance" :
69 (isGradient ? "SuruGradient" : "SuruDark")
72 // automatically select the appropriate theme depending on the background colors
76 value: internals.theme
77 when: internals.theme !== ""