diff options
Diffstat (limited to 'ui/widget/center.go')
-rw-r--r-- | ui/widget/center.go | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/ui/widget/center.go b/ui/widget/center.go deleted file mode 100644 index cc994bb..0000000 --- a/ui/widget/center.go +++ /dev/null @@ -1,70 +0,0 @@ -// gomuks - A terminal Matrix client written in Go. -// Copyright (C) 2019 Tulir Asokan -// -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU Affero General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// 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 Affero General Public License for more details. -// -// You should have received a copy of the GNU Affero General Public License -// along with this program. If not, see <https://www.gnu.org/licenses/>. - -package widget - -import ( - "maunium.net/go/tcell" - "maunium.net/go/tview" -) - -// Center wraps the given tview primitive into a Flex element in order to -// vertically and horizontally center the given primitive. -func Center(width, height int, p tview.Primitive) tview.Primitive { - return tview.NewFlex(). - AddItem(nil, 0, 1, false). - AddItem(tview.NewFlex(). - SetDirection(tview.FlexRow). - AddItem(nil, 0, 1, false). - AddItem(p, height, 1, true). - AddItem(nil, 0, 1, false), width, 1, true). - AddItem(nil, 0, 1, false) -} - -type transparentCenter struct { - *tview.Box - prefWidth, prefHeight int - p tview.Primitive -} - -func TransparentCenter(width, height int, p tview.Primitive) tview.Primitive { - return &transparentCenter{ - Box: tview.NewBox(), - prefWidth: width, - prefHeight: height, - p: p, - } -} - -func (tc *transparentCenter) Draw(screen tcell.Screen) { - x, y, width, height := tc.GetRect() - if width > tc.prefWidth { - x += (width - tc.prefWidth) / 2 - width = tc.prefWidth - } - if height > tc.prefHeight { - y += (height - tc.prefHeight) / 2 - height = tc.prefHeight - } - tc.p.SetRect(x, y, width, height) - tc.p.Draw(screen) -} - -func (tc *transparentCenter) Focus(delegate func(p tview.Primitive)) { - if delegate != nil { - delegate(tc.p) - } -} |