Browse Source

remove notepad sample (#5369)

Deprecate the example in favor of the codeviewer sample

Part of CMP-8573

## Release Notes
N/A
pull/5366/head v1.9.10+dev2768
Victor Kropp 4 months ago committed by GitHub
parent
commit
dc7301db62
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  1. 1
      examples/README.md
  2. 15
      examples/notepad/.gitignore
  3. 21
      examples/notepad/.run/desktop.run.xml
  4. 13
      examples/notepad/README.md
  5. 37
      examples/notepad/build.gradle.kts
  6. 6
      examples/notepad/gradle.properties
  7. BIN
      examples/notepad/gradle/wrapper/gradle-wrapper.jar
  8. 5
      examples/notepad/gradle/wrapper/gradle-wrapper.properties
  9. 240
      examples/notepad/gradlew
  10. 91
      examples/notepad/gradlew.bat
  11. BIN
      examples/notepad/screenshots/desktop-run-configuration.png
  12. BIN
      examples/notepad/screenshots/notepad.gif
  13. 12
      examples/notepad/settings.gradle.kts
  14. 42
      examples/notepad/src/main/kotlin/NotepadApplication.kt
  15. 45
      examples/notepad/src/main/kotlin/NotepadApplicationState.kt
  16. 39
      examples/notepad/src/main/kotlin/common/AppResources.kt
  17. 14
      examples/notepad/src/main/kotlin/common/Settings.kt
  18. 10
      examples/notepad/src/main/kotlin/main.kt
  19. 59
      examples/notepad/src/main/kotlin/util/Compose.kt
  20. 72
      examples/notepad/src/main/kotlin/util/Dialogs.kt
  21. 121
      examples/notepad/src/main/kotlin/window/NotepadWindow.kt
  22. 200
      examples/notepad/src/main/kotlin/window/NotepadWindowState.kt
  23. 1
      examples/validateExamples.sh

1
examples/README.md

@ -8,5 +8,4 @@ @@ -8,5 +8,4 @@
| [Todoapp Lite](todoapp-lite) | A simple todo app fully based on Compose | Android, iOS, Desktop |
| [Nav Cupcake](nav_cupcake) | Multiscreen app to demonstrate the use of Compose Navigation | Android, iOS, Desktop |
| [Issues tracker](issues) | GitHub issue tracker with an adaptive UI and ktor-client | Android, Desktop |
| [Notepad](notepad) | Notepad, using the Composable Window API | Desktop |
| [HTML based samples](html/README.md) | Examples written with Compose HTML Library |

15
examples/notepad/.gitignore vendored

@ -1,15 +0,0 @@ @@ -1,15 +0,0 @@
*.iml
.gradle
/local.properties
/.idea
/.idea/caches
/.idea/libraries
/.idea/modules.xml
/.idea/workspace.xml
/.idea/navEditor.xml
/.idea/assetWizardSettings.xml
.DS_Store
build/
/captures
.externalNativeBuild
.cxx

21
examples/notepad/.run/desktop.run.xml

@ -1,21 +0,0 @@ @@ -1,21 +0,0 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="desktop" type="GradleRunConfiguration" factoryName="Gradle">
<ExternalSystemSettings>
<option name="executionName" />
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="externalSystemIdString" value="GRADLE" />
<option name="scriptParameters" value="" />
<option name="taskDescriptions">
<list />
</option>
<option name="taskNames">
<list>
<option value="run" />
</list>
</option>
<option name="vmOptions" value="" />
</ExternalSystemSettings>
<GradleScriptDebugEnabled>true</GradleScriptDebugEnabled>
<method v="2" />
</configuration>
</component>

13
examples/notepad/README.md

@ -1,13 +0,0 @@ @@ -1,13 +0,0 @@
Notepad example for desktop written in Compose for Desktop library, using Composable Window API
### Running desktop application
* To run, launch command: `./gradlew run`
* Or choose **desktop** configuration in IDE and run it.
![desktop-run-configuration.png](screenshots/desktop-run-configuration.png)
### Building native desktop distribution
```
./gradlew packageDistributionForCurrentOS
# outputs are written to build/compose/binaries
```
![Desktop](screenshots/notepad.gif)

37
examples/notepad/build.gradle.kts

@ -1,37 +0,0 @@ @@ -1,37 +0,0 @@
import org.jetbrains.compose.desktop.application.dsl.TargetFormat
plugins {
kotlin("jvm")
kotlin("plugin.compose")
id("org.jetbrains.compose")
}
repositories {
google()
mavenCentral()
maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
}
dependencies {
implementation(compose.desktop.currentOs)
implementation(compose.materialIconsExtended)
implementation("org.jetbrains.kotlinx:kotlinx-coroutines-swing:1.8.0")
}
compose.desktop {
application {
mainClass = "MainKt"
nativeDistributions {
targetFormats(TargetFormat.Dmg, TargetFormat.Msi, TargetFormat.Deb)
packageName = "Notepad"
packageVersion = "1.0.0"
windows {
menu = true
// see https://wixtoolset.org/documentation/manual/v3/howtos/general/generate_guids.html
upgradeUuid = "61DAB35E-17CB-43B0-81D5-B30E1C0830FA"
}
}
}
}

6
examples/notepad/gradle.properties

@ -1,6 +0,0 @@ @@ -1,6 +0,0 @@
org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
kotlin.code.style=official
kotlin.version=2.1.20
compose.version=1.8.2
org.gradle.configuration-cache=true
org.gradle.caching=true

BIN
examples/notepad/gradle/wrapper/gradle-wrapper.jar vendored

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5
examples/notepad/gradle/wrapper/gradle-wrapper.properties vendored

@ -1,5 +0,0 @@ @@ -1,5 +0,0 @@
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-8.6-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists

240
examples/notepad/gradlew vendored

@ -1,240 +0,0 @@ @@ -1,240 +0,0 @@
#!/bin/sh
#
# Copyright © 2015-2021 the original authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
##############################################################################
#
# Gradle start up script for POSIX generated by Gradle.
#
# Important for running:
#
# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is
# noncompliant, but you have some other compliant shell such as ksh or
# bash, then to run this script, type that shell name before the whole
# command line, like:
#
# ksh Gradle
#
# Busybox and similar reduced shells will NOT work, because this script
# requires all of these POSIX shell features:
# * functions;
# * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
# «${var#prefix}», «${var%suffix}», and «$( cmd )»;
# * compound commands having a testable exit status, especially «case»;
# * various built-in commands including «command», «set», and «ulimit».
#
# Important for patching:
#
# (2) This script targets any POSIX shell, so it avoids extensions provided
# by Bash, Ksh, etc; in particular arrays are avoided.
#
# The "traditional" practice of packing multiple parameters into a
# space-separated string is a well documented source of bugs and security
# problems, so this is (mostly) avoided, by progressively accumulating
# options in "$@", and eventually passing that to Java.
#
# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS,
# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly;
# see the in-line comments for details.
#
# There are tweaks for specific operating systems such as AIX, CygWin,
# Darwin, MinGW, and NonStop.
#
# (3) This script is generated from the Groovy template
# https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
# within the Gradle project.
#
# You can find Gradle at https://github.com/gradle/gradle/.
#
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
app_path=$0
# Need this for daisy-chained symlinks.
while
APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path
[ -h "$app_path" ]
do
ls=$( ls -ld "$app_path" )
link=${ls#*' -> '}
case $link in #(
/*) app_path=$link ;; #(
*) app_path=$APP_HOME$link ;;
esac
done
APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
APP_NAME="Gradle"
APP_BASE_NAME=${0##*/}
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD=maximum
warn () {
echo "$*"
} >&2
die () {
echo
echo "$*"
echo
exit 1
} >&2
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "$( uname )" in #(
CYGWIN* ) cygwin=true ;; #(
Darwin* ) darwin=true ;; #(
MSYS* | MINGW* ) msys=true ;; #(
NONSTOP* ) nonstop=true ;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD=$JAVA_HOME/jre/sh/java
else
JAVACMD=$JAVA_HOME/bin/java
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD=java
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
case $MAX_FD in #(
max*)
MAX_FD=$( ulimit -H -n ) ||
warn "Could not query maximum file descriptor limit"
esac
case $MAX_FD in #(
'' | soft) :;; #(
*)
ulimit -n "$MAX_FD" ||
warn "Could not set maximum file descriptor limit to $MAX_FD"
esac
fi
# Collect all arguments for the java command, stacking in reverse order:
# * args from the command line
# * the main class name
# * -classpath
# * -D...appname settings
# * --module-path (only if needed)
# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables.
# For Cygwin or MSYS, switch paths to Windows format before running java
if "$cygwin" || "$msys" ; then
APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" )
JAVACMD=$( cygpath --unix "$JAVACMD" )
# Now convert the arguments - kludge to limit ourselves to /bin/sh
for arg do
if
case $arg in #(
-*) false ;; # don't mess with options #(
/?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath
[ -e "$t" ] ;; #(
*) false ;;
esac
then
arg=$( cygpath --path --ignore --mixed "$arg" )
fi
# Roll the args list around exactly as many times as the number of
# args, so each arg winds up back in the position where it started, but
# possibly modified.
#
# NB: a `for` loop captures its iteration list before it begins, so
# changing the positional parameters here affects neither the number of
# iterations, nor the values presented in `arg`.
shift # remove old arg
set -- "$@" "$arg" # push replacement arg
done
fi
# Collect all arguments for the java command;
# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
# shell script including quotes and variable substitutions, so put them in
# double quotes to make sure that they get re-expanded; and
# * put everything else in single quotes, so that it's not re-expanded.
set -- \
"-Dorg.gradle.appname=$APP_BASE_NAME" \
-classpath "$CLASSPATH" \
org.gradle.wrapper.GradleWrapperMain \
"$@"
# Stop when "xargs" is not available.
if ! command -v xargs >/dev/null 2>&1
then
die "xargs is not available"
fi
# Use "xargs" to parse quoted args.
#
# With -n1 it outputs one arg per line, with the quotes and backslashes removed.
#
# In Bash we could simply go:
#
# readarray ARGS < <( xargs -n1 <<<"$var" ) &&
# set -- "${ARGS[@]}" "$@"
#
# but POSIX shell has neither arrays nor command substitution, so instead we
# post-process each arg (as a line of input to sed) to backslash-escape any
# character that might be a shell metacharacter, then use eval to reverse
# that process (while maintaining the separation between arguments), and wrap
# the whole thing up as a single "set" statement.
#
# This will of course break if any of these variables contains a newline or
# an unmatched quote.
#
eval "set -- $(
printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
xargs -n1 |
sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
tr '\n' ' '
)" '"$@"'
exec "$JAVACMD" "$@"

91
examples/notepad/gradlew.bat vendored

@ -1,91 +0,0 @@ @@ -1,91 +0,0 @@
@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem https://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%"=="" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%"=="" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if %ERRORLEVEL% equ 0 goto execute
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto execute
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
:end
@rem End local scope for the variables with windows NT shell
if %ERRORLEVEL% equ 0 goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
set EXIT_CODE=%ERRORLEVEL%
if %EXIT_CODE% equ 0 set EXIT_CODE=1
if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
exit /b %EXIT_CODE%
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

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examples/notepad/screenshots/notepad.gif

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12
examples/notepad/settings.gradle.kts

@ -1,12 +0,0 @@ @@ -1,12 +0,0 @@
pluginManagement {
repositories {
gradlePluginPortal()
maven("https://maven.pkg.jetbrains.space/public/p/compose/dev")
}
plugins {
kotlin("jvm").version(extra["kotlin.version"] as String)
kotlin("plugin.compose").version(extra["kotlin.version"] as String)
id("org.jetbrains.compose").version(extra["compose.version"] as String)
}
}

42
examples/notepad/src/main/kotlin/NotepadApplication.kt

@ -1,42 +0,0 @@ @@ -1,42 +0,0 @@
import androidx.compose.runtime.Composable
import androidx.compose.runtime.key
import androidx.compose.runtime.rememberCoroutineScope
import androidx.compose.ui.window.ApplicationScope
import androidx.compose.ui.window.MenuScope
import androidx.compose.ui.window.Tray
import common.LocalAppResources
import kotlinx.coroutines.launch
import window.NotepadWindow
@Composable
fun ApplicationScope.NotepadApplication(state: NotepadApplicationState) {
if (state.settings.isTrayEnabled && state.windows.isNotEmpty()) {
ApplicationTray(state)
}
for (window in state.windows) {
key(window) {
NotepadWindow(window)
}
}
}
@Composable
private fun ApplicationScope.ApplicationTray(state: NotepadApplicationState) {
Tray(
LocalAppResources.current.icon,
state = state.tray,
tooltip = "Notepad",
menu = { ApplicationMenu(state) }
)
}
@Composable
private fun MenuScope.ApplicationMenu(state: NotepadApplicationState) {
val scope = rememberCoroutineScope()
fun exit() = scope.launch { state.exit() }
Item("New", onClick = state::newWindow)
Separator()
Item("Exit", onClick = { exit() })
}

45
examples/notepad/src/main/kotlin/NotepadApplicationState.kt

@ -1,45 +0,0 @@ @@ -1,45 +0,0 @@
import androidx.compose.runtime.Composable
import androidx.compose.runtime.mutableStateListOf
import androidx.compose.runtime.remember
import androidx.compose.ui.window.Notification
import androidx.compose.ui.window.TrayState
import common.Settings
import window.NotepadWindowState
@Composable
fun rememberApplicationState() = remember {
NotepadApplicationState().apply {
newWindow()
}
}
class NotepadApplicationState {
val settings = Settings()
val tray = TrayState()
private val _windows = mutableStateListOf<NotepadWindowState>()
val windows: List<NotepadWindowState> get() = _windows
fun newWindow() {
_windows.add(
NotepadWindowState(
application = this,
path = null,
exit = _windows::remove
)
)
}
fun sendNotification(notification: Notification) {
tray.sendNotification(notification)
}
suspend fun exit() {
val windowsCopy = windows.reversed()
for (window in windowsCopy) {
if (!window.exit()) {
break
}
}
}
}

39
examples/notepad/src/main/kotlin/common/AppResources.kt

@ -1,39 +0,0 @@ @@ -1,39 +0,0 @@
package common
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.Description
import androidx.compose.runtime.Composable
import androidx.compose.runtime.remember
import androidx.compose.runtime.staticCompositionLocalOf
import androidx.compose.ui.ExperimentalComposeUiApi
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.vector.ImageVector
import androidx.compose.ui.graphics.vector.RenderVectorGroup
import androidx.compose.ui.graphics.vector.VectorPainter
import androidx.compose.ui.graphics.vector.rememberVectorPainter
val LocalAppResources = staticCompositionLocalOf<AppResources> {
error("LocalNotepadResources isn't provided")
}
@Composable
fun rememberAppResources(): AppResources {
val icon = rememberVectorPainter(Icons.Default.Description, tintColor = Color(0xFF2CA4E1))
return remember { AppResources(icon) }
}
class AppResources(val icon: VectorPainter)
@Composable
fun rememberVectorPainter(image: ImageVector, tintColor: Color) =
rememberVectorPainter(
defaultWidth = image.defaultWidth,
defaultHeight = image.defaultHeight,
viewportWidth = image.viewportWidth,
viewportHeight = image.viewportHeight,
name = image.name,
tintColor = tintColor,
tintBlendMode = image.tintBlendMode,
autoMirror = false,
content = { _, _ -> RenderVectorGroup(group = image.root) }
)

14
examples/notepad/src/main/kotlin/common/Settings.kt

@ -1,14 +0,0 @@ @@ -1,14 +0,0 @@
package common
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.setValue
class Settings {
var isTrayEnabled by mutableStateOf(true)
private set
fun toggleTray() {
isTrayEnabled = !isTrayEnabled
}
}

10
examples/notepad/src/main/kotlin/main.kt

@ -1,10 +0,0 @@ @@ -1,10 +0,0 @@
import androidx.compose.runtime.CompositionLocalProvider
import androidx.compose.ui.window.application
import common.LocalAppResources
import common.rememberAppResources
fun main() = application {
CompositionLocalProvider(LocalAppResources provides rememberAppResources()) {
NotepadApplication(rememberApplicationState())
}
}

59
examples/notepad/src/main/kotlin/util/Compose.kt

@ -1,59 +0,0 @@ @@ -1,59 +0,0 @@
package util
import androidx.compose.runtime.Applier
import androidx.compose.runtime.Composable
import androidx.compose.runtime.Composition
import androidx.compose.runtime.CompositionLocalProvider
import androidx.compose.runtime.MonotonicFrameClock
import androidx.compose.runtime.withRunningRecomposer
import androidx.compose.ui.platform.LocalDensity
import androidx.compose.ui.platform.LocalLayoutDirection
import androidx.compose.ui.unit.Density
import androidx.compose.ui.unit.LayoutDirection
import kotlinx.coroutines.withContext
import kotlinx.coroutines.yield
/**
* Helper function that allows to use Composable functions that return value in non-composable scope
*/
@Suppress("UNCHECKED_CAST")
suspend fun <T> compose(content: @Composable () -> T): T {
var result: Any? = Unit
withContext(YieldFrameClock) {
withRunningRecomposer { recomposer ->
val composition = Composition(UnitApplier(), recomposer)
composition.setContent {
val density = Density(1f)
val layoutDirection = LayoutDirection.Ltr
CompositionLocalProvider(
LocalDensity provides density,
LocalLayoutDirection provides layoutDirection,
) {
result = content()
}
}
}
}
return result as T
}
private object YieldFrameClock : MonotonicFrameClock {
override suspend fun <R> withFrameNanos(
onFrame: (frameTimeNanos: Long) -> R
): R {
yield()
return onFrame(System.nanoTime())
}
}
private class UnitApplier : Applier<Unit> {
override val current: Unit = Unit
override fun down(node: Unit) = Unit
override fun up() = Unit
override fun insertTopDown(index: Int, instance: Unit) = Unit
override fun insertBottomUp(index: Int, instance: Unit) = Unit
override fun remove(index: Int, count: Int) = Unit
override fun move(from: Int, to: Int, count: Int) = Unit
override fun clear() = Unit
override fun onEndChanges() = Unit
}

72
examples/notepad/src/main/kotlin/util/Dialogs.kt

@ -1,72 +0,0 @@ @@ -1,72 +0,0 @@
package util
import androidx.compose.runtime.Composable
import androidx.compose.runtime.DisposableEffect
import androidx.compose.ui.ExperimentalComposeUiApi
import androidx.compose.ui.window.AwtWindow
import androidx.compose.ui.window.FrameWindowScope
import androidx.compose.ui.window.WindowScope
import kotlinx.coroutines.DelicateCoroutinesApi
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.GlobalScope
import kotlinx.coroutines.launch
import kotlinx.coroutines.swing.Swing
import java.awt.FileDialog
import java.io.File
import java.nio.file.Path
import javax.swing.JOptionPane
@Composable
fun FrameWindowScope.FileDialog(
title: String,
isLoad: Boolean,
onResult: (result: Path?) -> Unit
) = AwtWindow(
create = {
object : FileDialog(window, "Choose a file", if (isLoad) LOAD else SAVE) {
override fun setVisible(value: Boolean) {
super.setVisible(value)
if (value) {
if (file != null) {
onResult(File(directory).resolve(file).toPath())
} else {
onResult(null)
}
}
}
}.apply {
this.title = title
}
},
dispose = FileDialog::dispose
)
@OptIn(DelicateCoroutinesApi::class)
@Composable
fun WindowScope.YesNoCancelDialog(
title: String,
message: String,
onResult: (result: AlertDialogResult) -> Unit
) {
DisposableEffect(Unit) {
val job = GlobalScope.launch(Dispatchers.Swing) {
val resultInt = JOptionPane.showConfirmDialog(
window, message, title, JOptionPane.YES_NO_CANCEL_OPTION
)
val result = when (resultInt) {
JOptionPane.YES_OPTION -> AlertDialogResult.Yes
JOptionPane.NO_OPTION -> AlertDialogResult.No
else -> AlertDialogResult.Cancel
}
onResult(result)
}
onDispose {
job.cancel()
}
}
}
enum class AlertDialogResult {
Yes, No, Cancel
}

121
examples/notepad/src/main/kotlin/window/NotepadWindow.kt

@ -1,121 +0,0 @@ @@ -1,121 +0,0 @@
package window
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.text.BasicTextField
import androidx.compose.runtime.Composable
import androidx.compose.runtime.LaunchedEffect
import androidx.compose.runtime.rememberCoroutineScope
import androidx.compose.ui.ExperimentalComposeUiApi
import androidx.compose.ui.Modifier
import androidx.compose.ui.window.*
import common.LocalAppResources
import kotlinx.coroutines.flow.collect
import kotlinx.coroutines.launch
import util.FileDialog
import util.YesNoCancelDialog
@Composable
fun NotepadWindow(state: NotepadWindowState) {
val scope = rememberCoroutineScope()
fun exit() = scope.launch { state.exit() }
Window(
state = state.window,
title = titleOf(state),
icon = LocalAppResources.current.icon,
onCloseRequest = { exit() }
) {
LaunchedEffect(Unit) { state.run() }
WindowNotifications(state)
WindowMenuBar(state)
// TextField isn't efficient for big text files, we use it for simplicity
BasicTextField(
state.text,
state::text::set,
enabled = state.isInit,
modifier = Modifier.fillMaxSize()
)
if (state.openDialog.isAwaiting) {
FileDialog(
title = "Notepad",
isLoad = true,
onResult = {
state.openDialog.onResult(it)
}
)
}
if (state.saveDialog.isAwaiting) {
FileDialog(
title = "Notepad",
isLoad = false,
onResult = { state.saveDialog.onResult(it) }
)
}
if (state.exitDialog.isAwaiting) {
YesNoCancelDialog(
title = "Notepad",
message = "Save changes?",
onResult = { state.exitDialog.onResult(it) }
)
}
}
}
private fun titleOf(state: NotepadWindowState): String {
val changeMark = if (state.isChanged) "*" else ""
val filePath = state.path ?: "Untitled"
return "$changeMark$filePath - Notepad"
}
@Composable
private fun WindowNotifications(state: NotepadWindowState) {
// Usually we take into account something like LocalLocale.current here
fun NotepadWindowNotification.format() = when (this) {
is NotepadWindowNotification.SaveSuccess -> Notification(
"File is saved", path.toString(), Notification.Type.Info
)
is NotepadWindowNotification.SaveError -> Notification(
"File isn't saved", path.toString(), Notification.Type.Error
)
}
LaunchedEffect(Unit) {
state.notifications.collect {
state.sendNotification(it.format())
}
}
}
@Composable
private fun FrameWindowScope.WindowMenuBar(state: NotepadWindowState) = MenuBar {
val scope = rememberCoroutineScope()
fun save() = scope.launch { state.save() }
fun open() = scope.launch { state.open() }
fun exit() = scope.launch { state.exit() }
Menu("File") {
Item("New window", onClick = state::newWindow)
Item("Open...", onClick = { open() })
Item("Save", onClick = { save() }, enabled = state.isChanged || state.path == null)
Separator()
Item("Exit", onClick = { exit() })
}
Menu("Settings") {
Item(
if (state.settings.isTrayEnabled) "Hide tray" else "Show tray",
onClick = state.settings::toggleTray
)
Item(
if (state.window.placement == WindowPlacement.Fullscreen) "Exit fullscreen" else "Enter fullscreen",
onClick = state::toggleFullscreen
)
}
}

200
examples/notepad/src/main/kotlin/window/NotepadWindowState.kt

@ -1,200 +0,0 @@ @@ -1,200 +0,0 @@
package window
import NotepadApplicationState
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.setValue
import androidx.compose.ui.window.Notification
import androidx.compose.ui.window.WindowPlacement
import androidx.compose.ui.window.WindowState
import common.Settings
import kotlinx.coroutines.*
import kotlinx.coroutines.channels.Channel
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.receiveAsFlow
import util.AlertDialogResult
import java.nio.file.Path
class NotepadWindowState(
private val application: NotepadApplicationState,
path: Path?,
private val exit: (NotepadWindowState) -> Unit
) {
val settings: Settings get() = application.settings
val window = WindowState()
var path by mutableStateOf(path)
private set
var isChanged by mutableStateOf(false)
private set
val openDialog = DialogState<Path?>()
val saveDialog = DialogState<Path?>()
val exitDialog = DialogState<AlertDialogResult>()
private var _notifications = Channel<NotepadWindowNotification>(0)
val notifications: Flow<NotepadWindowNotification> get() = _notifications.receiveAsFlow()
private var _text by mutableStateOf("")
var text: String
get() = _text
set(value) {
check(isInit)
_text = value
isChanged = true
}
var isInit by mutableStateOf(false)
private set
fun toggleFullscreen() {
window.placement = if (window.placement == WindowPlacement.Fullscreen) {
WindowPlacement.Floating
} else {
WindowPlacement.Fullscreen
}
}
suspend fun run() {
if (path != null) {
open(path!!)
} else {
initNew()
}
}
private suspend fun open(path: Path) {
isInit = false
isChanged = false
this.path = path
try {
_text = path.readTextAsync()
isInit = true
} catch (e: Exception) {
e.printStackTrace()
text = "Cannot read $path"
}
}
private fun initNew() {
_text = ""
isInit = true
isChanged = false
}
fun newWindow() {
application.newWindow()
}
suspend fun open() {
if (askToSave()) {
val path = openDialog.awaitResult()
if (path != null) {
open(path)
}
}
}
suspend fun save(): Boolean {
check(isInit)
if (path == null) {
val path = saveDialog.awaitResult()
if (path != null) {
save(path)
return true
}
} else {
save(path!!)
return true
}
return false
}
private var saveJob: Job? = null
private suspend fun save(path: Path) {
isChanged = false
this.path = path
saveJob?.cancel()
saveJob = path.launchSaving(text)
try {
saveJob?.join()
_notifications.trySend(NotepadWindowNotification.SaveSuccess(path))
} catch (e: Exception) {
isChanged = true
e.printStackTrace()
_notifications.trySend(NotepadWindowNotification.SaveError(path))
}
}
suspend fun exit(): Boolean {
return if (askToSave()) {
exit(this)
true
} else {
false
}
}
private suspend fun askToSave(): Boolean {
if (isChanged) {
when (exitDialog.awaitResult()) {
AlertDialogResult.Yes -> {
if (save()) {
return true
}
}
AlertDialogResult.No -> {
return true
}
AlertDialogResult.Cancel -> return false
}
} else {
return true
}
return false
}
fun sendNotification(notification: Notification) {
application.sendNotification(notification)
}
}
@OptIn(DelicateCoroutinesApi::class)
private fun Path.launchSaving(text: String) = GlobalScope.launch {
writeTextAsync(text)
}
private suspend fun Path.writeTextAsync(text: String) = withContext(Dispatchers.IO) {
toFile().writeText(text)
}
private suspend fun Path.readTextAsync() = withContext(Dispatchers.IO) {
toFile().readText()
}
sealed class NotepadWindowNotification {
class SaveSuccess(val path: Path) : NotepadWindowNotification()
class SaveError(val path: Path) : NotepadWindowNotification()
}
class DialogState<T> {
private var onResult: CompletableDeferred<T>? by mutableStateOf(null)
val isAwaiting get() = onResult != null
suspend fun awaitResult(): T {
onResult = CompletableDeferred()
val result = onResult!!.await()
onResult = null
return result
}
fun onResult(result: T) = onResult!!.complete(result)
}

1
examples/validateExamples.sh

@ -23,7 +23,6 @@ runGradle chat packageDistributionForCurrentOS @@ -23,7 +23,6 @@ runGradle chat packageDistributionForCurrentOS
runGradle codeviewer packageDistributionForCurrentOS
runGradle imageviewer packageDistributionForCurrentOS
runGradle issues packageDistributionForCurrentOS
runGradle notepad packageDistributionForCurrentOS
runGradle todoapp-lite packageDistributionForCurrentOS
runGradle graphics-2d packageDistributionForCurrentOS
runGradle jetsnack packageDistributionForCurrentOS

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