Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
WIP #162 8u40 - Add support for TextFormatter
There are two demos illustrating use `TextFormatterDemo` and `TextFormatterWithChangeFilterDemo`.
- Loading branch information
Showing
7 changed files
with
628 additions
and
0 deletions.
There are no files selected for viewing
79 changes: 79 additions & 0 deletions
79
scalafx-demos/src/main/scala/scalafx/controls/TextFormatterDemo.scala
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| /* | ||
| * Copyright (c) 2011-2014, ScalaFX Project | ||
| * All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, are permitted provided that the following conditions are met: | ||
| * * Redistributions of source code must retain the above copyright | ||
| * notice, this list of conditions and the following disclaimer. | ||
| * * Redistributions in binary form must reproduce the above copyright | ||
| * notice, this list of conditions and the following disclaimer in the | ||
| * documentation and/or other materials provided with the distribution. | ||
| * * Neither the name of the ScalaFX Project nor the | ||
| * names of its contributors may be used to endorse or promote products | ||
| * derived from this software without specific prior written permission. | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | ||
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
| * DISCLAIMED. IN NO EVENT SHALL THE SCALAFX PROJECT OR ITS CONTRIBUTORS BE LIABLE | ||
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | ||
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED | ||
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| */ | ||
|
|
||
| package scalafx.controls | ||
|
|
||
| import java.text.NumberFormat | ||
| import javafx.util.{converter => jfxu} | ||
|
|
||
| import scala.language.implicitConversions | ||
| import scalafx.Includes._ | ||
| import scalafx.application.JFXApp | ||
| import scalafx.application.JFXApp.PrimaryStage | ||
| import scalafx.geometry.Insets | ||
| import scalafx.scene.control.{Label, Slider, TextField, TextFormatter} | ||
| import scalafx.scene.layout.{Region, VBox} | ||
| import scalafx.scene.{Parent, Scene} | ||
|
|
||
| /** | ||
| * Demonstrates a TextField control with a TextFormatter that formats the content. | ||
| */ | ||
| object TextFormatterDemo extends JFXApp { | ||
|
|
||
| val infoLabel = new Label { | ||
| text = "" + | ||
| "Demonstrates a TextField control with a TextFormatter. Text is formatted as a currency. " + | ||
| "Move slider or edit the text field content." | ||
| wrapText = true | ||
| prefHeight = Region.USE_COMPUTED_SIZE | ||
| } | ||
| val slider = new Slider(0, 10000, 1000) | ||
|
|
||
| def createContent(): Parent = { | ||
| val converter = new jfxu.FormatStringConverter[Number](NumberFormat.getCurrencyInstance) | ||
| new TextField { | ||
| textFormatter = new TextFormatter[Number](converter) { | ||
| value <==> slider.value | ||
| } | ||
| maxWidth = 140 | ||
| maxHeight = Region.USE_COMPUTED_SIZE | ||
| } | ||
| } | ||
|
|
||
| stage = new PrimaryStage { | ||
| scene = new Scene(300, 200) { | ||
| title = "TextFormatter Demo" | ||
| root = new VBox { | ||
| content = Seq(infoLabel, createContent(), slider) | ||
| padding = Insets(20) | ||
| spacing = 12 | ||
| } | ||
| } | ||
| } | ||
|
|
||
| slider.requestFocus() | ||
| } |
122 changes: 122 additions & 0 deletions
122
scalafx-demos/src/main/scala/scalafx/controls/TextFormatterWithChangeFilterDemo.scala
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,122 @@ | ||
| /* | ||
| * Copyright (c) 2011-2014, ScalaFX Project | ||
| * All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, are permitted provided that the following conditions are met: | ||
| * * Redistributions of source code must retain the above copyright | ||
| * notice, this list of conditions and the following disclaimer. | ||
| * * Redistributions in binary form must reproduce the above copyright | ||
| * notice, this list of conditions and the following disclaimer in the | ||
| * documentation and/or other materials provided with the distribution. | ||
| * * Neither the name of the ScalaFX Project nor the | ||
| * names of its contributors may be used to endorse or promote products | ||
| * derived from this software without specific prior written permission. | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | ||
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
| * DISCLAIMED. IN NO EVENT SHALL THE SCALAFX PROJECT OR ITS CONTRIBUTORS BE LIABLE | ||
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | ||
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED | ||
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| */ | ||
|
|
||
| package scalafx.controls | ||
|
|
||
| import javafx.util.StringConverter | ||
|
|
||
| import scalafx.Includes._ | ||
| import scalafx.application.JFXApp | ||
| import scalafx.application.JFXApp.PrimaryStage | ||
| import scalafx.event.ActionEvent | ||
| import scalafx.geometry.Insets | ||
| import scalafx.scene.Scene | ||
| import scalafx.scene.control.TextFormatter.Change | ||
| import scalafx.scene.control.{Label, TextArea, TextField, TextFormatter} | ||
| import scalafx.scene.layout.{BorderPane, VBox} | ||
|
|
||
| /** | ||
| * Demonstrates a TextField control with a TextFormatter that filters changes. | ||
| * | ||
| * The text field at a top is an input area. It should have a prompt-like text "> " that cannot be edited. | ||
| * When pressing "Enter" the text after the prompt is copied to bottom output area. | ||
| * | ||
| * The changes in the input text field are monitored and filtered using TextFormatter parameter `filter` | ||
| * to preserve the prompt text "> " at the beginning. | ||
| */ | ||
| object TextFormatterWithChangeFilterDemo extends JFXApp { | ||
|
|
||
| case class Message(text: String) | ||
|
|
||
| val prompt = "> " | ||
|
|
||
| val converter = new StringConverter[Message] { | ||
| override def fromString(s: String): Message = { | ||
| println("fromString(" + s + ")") | ||
| if (s.startsWith("> ")) | ||
| Message(s.substring(2)) | ||
| else if (s.startsWith(">")) | ||
| Message(s.substring(1)) | ||
| else | ||
| Message(s) | ||
| } | ||
| override def toString(v: Message): String = { | ||
| println("toString(" + v + ")") | ||
| "> " + v.text | ||
| } | ||
| } | ||
|
|
||
| val filter: (Change) => Change = { c: Change => | ||
| // Restore prompt if part was deleted | ||
| if (c.controlNewText.length <= prompt.length) { | ||
| c.text = prompt.substring(c.controlNewText.length) | ||
| println("c.text: `" + c.text + "`") | ||
| } | ||
| // Restore caret position if it moved over the prompt | ||
| if (c.anchor < prompt.length) c.anchor = prompt.length | ||
| if (c.caretPosition < prompt.length) c.caretPosition = prompt.length | ||
| c | ||
| } | ||
| val formatter = new TextFormatter[Message](converter, Message("hello"), filter) | ||
|
|
||
| val outputTextArea = new TextArea { | ||
| editable = false | ||
| focusTraversable = false | ||
| } | ||
|
|
||
| val textField = new TextField { | ||
| text = prompt | ||
| textFormatter = formatter | ||
| onAction = (a: ActionEvent) => { | ||
| val str = text() | ||
| val message = | ||
| if (outputTextArea.text().length == 0) | ||
| converter.fromString(str) | ||
| else | ||
| converter.fromString(str) + "\n" | ||
| outputTextArea.text = message + outputTextArea.text() | ||
| text() = "" | ||
| } | ||
| } | ||
|
|
||
| stage = new PrimaryStage { | ||
| scene = new Scene(300, 200) { | ||
| title = "TextFormatter Demo" | ||
| root = new VBox { | ||
| spacing = 6 | ||
| padding = Insets(10) | ||
| content = Seq( | ||
| new Label("Type message at the prompt. Press \"Enter\" to send."), | ||
| new BorderPane { | ||
| top = textField | ||
| center = outputTextArea | ||
| } | ||
| ) | ||
| } | ||
| } | ||
| } | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.