mirror of https://github.com/gdamore/tcell.git
112 lines
2.5 KiB
Go
112 lines
2.5 KiB
Go
// Copyright 2015 The Tops'l Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use file except in compliance with the License.
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// You may obtain a copy of the license at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package views
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// Panel is a modified Layout that includes a primary content pane,
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// prefixed with an optional title, and an optional menubar, and then
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// suffixed by an optional status.
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//
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// Only the content pane is resizable. The panel will be formatted
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// like this:
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//
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// +----------
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// | title
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// | menu
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// | content....
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// | <padding>
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// | status
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// +----------
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//
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// Each of these components may be any valid widget; their names are
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// only meant to be indicative of conventional use, not prescriptive.
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type Panel struct {
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title Widget
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menu Widget
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content Widget
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status Widget
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inited bool
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BoxLayout
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}
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// Draw draws the Panel.
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func (p *Panel) Draw() {
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p.BoxLayout.SetOrientation(Vertical)
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p.BoxLayout.Draw()
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}
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// SetTitle sets the Widget to display in the title area.
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func (p *Panel) SetTitle(w Widget) {
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if p.title != nil {
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p.RemoveWidget(p.title)
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}
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p.InsertWidget(0, w, 0.0)
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p.title = w
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}
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// SetMenu sets the Widget to display in the menu area, which is
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// just below the title.
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func (p *Panel) SetMenu(w Widget) {
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index := 0
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if p.title != nil {
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index++
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}
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if p.menu != nil {
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p.RemoveWidget(p.menu)
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}
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p.InsertWidget(index, w, 0.0)
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p.menu = w
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}
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// SetContent sets the Widget to display in the content area.
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func (p *Panel) SetContent(w Widget) {
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index := 0
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if p.title != nil {
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index++
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}
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if p.menu != nil {
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index++
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}
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if p.content != nil {
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p.RemoveWidget(p.content)
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}
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p.InsertWidget(index, w, 1.0)
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p.content = w
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}
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// SetStatus sets the Widget to display in the status area, which is at
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// the bottom of the panel.
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func (p *Panel) SetStatus(w Widget) {
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index := 0
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if p.title != nil {
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index++
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}
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if p.menu != nil {
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index++
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}
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if p.content != nil {
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index++
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}
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if p.status != nil {
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p.RemoveWidget(p.status)
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}
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p.InsertWidget(index, w, 0.0)
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p.status = w
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}
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// NewPanel creates a new Panel. A zero valued panel can be created too.
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func NewPanel() *Panel {
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return &Panel{}
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}
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