Improve Scene Switching #109

Merged
kske merged 5 commits from improved-scene-switching into develop 2020-11-22 11:19:42 +01:00
10 changed files with 116 additions and 109 deletions

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@ -6,7 +6,7 @@ import envoy.data.User.UserStatus;
import envoy.client.data.Context;
import envoy.client.helper.ShutdownHelper;
import envoy.client.ui.SceneContext.SceneInfo;
import envoy.client.ui.SceneInfo;
import envoy.client.util.UserUtil;
/**

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@ -4,7 +4,7 @@ import java.util.*;
import javafx.scene.input.KeyCombination;
import envoy.client.ui.SceneContext.SceneInfo;
import envoy.client.ui.SceneInfo;
/**
* Contains all keyboard shortcuts used throughout the application.

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@ -4,7 +4,6 @@ import java.io.IOException;
import java.util.Stack;
import java.util.logging.Level;
import javafx.application.Platform;
import javafx.fxml.FXMLLoader;
import javafx.scene.*;
import javafx.stage.Stage;
@ -28,51 +27,11 @@ import envoy.client.event.*;
*/
public final class SceneContext implements EventListener {
/**
* Contains information about different scenes and their FXML resource files.
*
* @author Kai S. K. Engelbart
* @since Envoy Client v0.1-beta
*/
public enum SceneInfo {
/**
* The main scene in which the chat screen is displayed.
*
* @since Envoy Client v0.1-beta
*/
CHAT_SCENE("/fxml/ChatScene.fxml"),
/**
* The scene in which the settings screen is displayed.
*
* @since Envoy Client v0.1-beta
*/
SETTINGS_SCENE("/fxml/SettingsScene.fxml"),
/**
* The scene in which the login screen is displayed.
*
* @since Envoy Client v0.1-beta
*/
LOGIN_SCENE("/fxml/LoginScene.fxml");
/**
* The path to the FXML resource.
*/
public final String path;
SceneInfo(String path) {
this.path = path;
}
}
private final Stage stage;
private final FXMLLoader loader = new FXMLLoader();
private final Stack<Scene> sceneStack = new Stack<>();
private final Stack<Object> controllerStack = new Stack<>();
private final Stack<Parent> roots = new Stack<>();
private final Stack<Object> controllers = new Stack<>();
private static final Settings settings = Settings.getInstance();
private Scene scene;
/**
* Initializes the scene context.
@ -88,44 +47,44 @@ public final class SceneContext implements EventListener {
/**
* Loads a new scene specified by a scene info.
*
* @param sceneInfo specifies the scene to load
* @param info specifies the scene to load
* @throws RuntimeException if the loading process fails
* @since Envoy Client v0.1-beta
*/
public void load(SceneInfo sceneInfo) {
EnvoyLog.getLogger(SceneContext.class).log(Level.FINER, "Loading scene " + sceneInfo);
loader.setRoot(null);
loader.setController(null);
public void load(SceneInfo info) {
EnvoyLog.getLogger(SceneContext.class).log(Level.FINER, "Loading scene " + info);
try {
final var rootNode =
(Parent) loader.load(getClass().getResourceAsStream(sceneInfo.path));
final var scene = new Scene(rootNode);
final var controller = loader.getController();
controllerStack.push(controller);
sceneStack.push(scene);
stage.setScene(scene);
// Load root node and controller
var loader = new FXMLLoader();
Parent root = loader.load(getClass().getResourceAsStream(info.path));
Object controller = loader.getController();
roots.push(root);
controllers.push(controller);
if (scene == null) {
// One-time scene initialization
scene = new Scene(root, stage.getWidth(), stage.getHeight());
applyCSS();
stage.setScene(scene);
} else {
scene.setRoot(root);
}
// Remove previous keyboard shortcuts
scene.getAccelerators().clear();
// Supply the global custom keyboard shortcuts for that scene
scene.getAccelerators()
.putAll(GlobalKeyShortcuts.getInstance().getKeyboardShortcuts(sceneInfo));
.putAll(GlobalKeyShortcuts.getInstance().getKeyboardShortcuts(info));
// Supply the scene specific keyboard shortcuts
if (controller instanceof KeyboardMapping)
scene.getAccelerators()
.putAll(((KeyboardMapping) controller).getKeyboardShortcuts());
// The LoginScene is the only scene not intended to be resized
// As strange as it seems, this is needed as otherwise the LoginScene won't be
// displayed on some OS (...Debian...)
stage.sizeToScene();
Platform.runLater(() -> stage.setResizable(sceneInfo != SceneInfo.LOGIN_SCENE));
applyCSS();
stage.show();
} catch (final IOException e) {
EnvoyLog.getLogger(SceneContext.class).log(Level.SEVERE,
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Wait, you don't want to log the failed loading?

Wait, you don't want to log the failed loading?
String.format("Could not load scene for %s: ", sceneInfo), e);
} catch (IOException e) {
throw new RuntimeException(e);
}
}
@ -137,29 +96,30 @@ public final class SceneContext implements EventListener {
*/
public void pop() {
// Pop scene and controller
sceneStack.pop();
controllerStack.pop();
// Pop current root node and controller
roots.pop();
controllers.pop();
// Apply new scene if present
if (!sceneStack.isEmpty()) {
final var newScene = sceneStack.peek();
stage.setScene(newScene);
applyCSS();
stage.sizeToScene();
// If the controller implements the Restorable interface,
// the actions to perform on restoration will be executed here
final var controller = controllerStack.peek();
if (!roots.isEmpty()) {
scene.setRoot(roots.peek());
// Invoke restore if controller is restorable
var controller = controllers.peek();
if (controller instanceof Restorable)
((Restorable) controller).onRestore();
} else {
// Remove the current scene entirely
scene = null;
stage.setScene(null);
}
stage.show();
}
private void applyCSS() {
if (!sceneStack.isEmpty()) {
final var styleSheets = stage.getScene().getStylesheets();
final var themeCSS = "/css/" + settings.getCurrentTheme() + ".css";
if (scene != null) {
var styleSheets = scene.getStylesheets();
var themeCSS = "/css/" + Settings.getInstance().getCurrentTheme() + ".css";
styleSheets.clear();
styleSheets.addAll(getClass().getResource("/css/base.css").toExternalForm(),
getClass().getResource(themeCSS).toExternalForm());
@ -168,8 +128,8 @@ public final class SceneContext implements EventListener {
@Event(eventType = Logout.class, priority = 150)
private void onLogout() {
sceneStack.clear();
controllerStack.clear();
roots.clear();
controllers.clear();
}
@Event(priority = 150, eventType = ThemeChangeEvent.class)
@ -182,7 +142,7 @@ public final class SceneContext implements EventListener {
* @return the controller used by the current scene
* @since Envoy Client v0.1-beta
*/
public <T> T getController() { return (T) controllerStack.peek(); }
public <T> T getController() { return (T) controllers.peek(); }
/**
* @return the stage in which the scenes are displayed
@ -194,5 +154,5 @@ public final class SceneContext implements EventListener {
* @return whether the scene stack is empty
* @since Envoy Client v0.2-beta
*/
public boolean isEmpty() { return sceneStack.isEmpty(); }
public boolean isEmpty() { return roots.isEmpty(); }
}

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@ -0,0 +1,40 @@
package envoy.client.ui;
/**
* Contains information about different scenes and their FXML resource files.
*
* @author Kai S. K. Engelbart
* @since Envoy Client v0.1-beta
*/
public enum SceneInfo {
/**
* The main scene in which the chat screen is displayed.
*
* @since Envoy Client v0.1-beta
*/
CHAT_SCENE("/fxml/ChatScene.fxml"),
/**
* The scene in which the settings screen is displayed.
*
* @since Envoy Client v0.1-beta
*/
SETTINGS_SCENE("/fxml/SettingsScene.fxml"),
/**
* The scene in which the login screen is displayed.
*
* @since Envoy Client v0.1-beta
*/
LOGIN_SCENE("/fxml/LoginScene.fxml");
/**
* The path to the FXML resource.
*/
public final String path;
SceneInfo(String path) {
this.path = path;
}
}

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@ -20,7 +20,6 @@ import envoy.client.data.*;
import envoy.client.data.shortcuts.EnvoyShortcutConfig;
import envoy.client.helper.ShutdownHelper;
import envoy.client.net.Client;
import envoy.client.ui.SceneContext.SceneInfo;
import envoy.client.ui.controller.LoginScene;
import envoy.client.util.IconUtil;
@ -94,7 +93,7 @@ public final class Startup extends Application {
final var sceneContext = new SceneContext(stage);
context.setSceneContext(sceneContext);
// Authenticate with token if present
// Authenticate with token if present or load login scene
if (localDB.getAuthToken() != null) {
logger.info("Attempting authentication with token...");
localDB.loadUserData();
@ -103,8 +102,9 @@ public final class Startup extends Application {
VERSION, localDB.getLastSync())))
sceneContext.load(SceneInfo.LOGIN_SCENE);
} else
// Load login scene
sceneContext.load(SceneInfo.LOGIN_SCENE);
stage.show();
}
/**
@ -226,7 +226,7 @@ public final class Startup extends Application {
// Load ChatScene
stage.setMinHeight(400);
stage.setMinWidth(843);
context.getSceneContext().load(SceneContext.SceneInfo.CHAT_SCENE);
context.getSceneContext().load(SceneInfo.CHAT_SCENE);
stage.centerOnScreen();
// Exit or minimize the stage when a close request occurs

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@ -15,7 +15,7 @@ import envoy.util.EnvoyLog;
import envoy.client.data.Context;
import envoy.client.data.commands.*;
import envoy.client.helper.ShutdownHelper;
import envoy.client.ui.SceneContext.SceneInfo;
import envoy.client.ui.SceneInfo;
import envoy.client.ui.controller.ChatScene;
import envoy.client.util.*;
@ -32,7 +32,7 @@ public final class ChatSceneCommands {
private final SystemCommandBuilder builder =
new SystemCommandBuilder(messageTextAreaCommands);
private static final String messageDependantCommandDescription =
private static final String messageDependentCommandDescription =
" the given message. Use s/S to use the selected message. Otherwise expects a number relative to the uppermost completely visible message.";
/**
@ -141,7 +141,7 @@ public final class ChatSceneCommands {
else
useRelativeMessage(command, action, additionalCheck, positionalArgument, false);
}).setDefaults("s").setNumberOfArguments(1)
.setDescription(description.concat(messageDependantCommandDescription)).build(command);
.setDescription(description.concat(messageDependentCommandDescription)).build(command);
}
private void selectionNeighbor(Consumer<Message> action, Predicate<Message> additionalCheck,

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@ -1,5 +1,7 @@
package envoy.client.ui.controller;
import static envoy.client.ui.SceneInfo.SETTINGS_SCENE;
import java.awt.Toolkit;
import java.awt.datatransfer.StringSelection;
import java.io.*;
@ -32,7 +34,7 @@ import envoy.data.*;
import envoy.data.Attachment.AttachmentType;
import envoy.data.Message.MessageStatus;
import envoy.event.*;
import envoy.event.contact.*;
import envoy.event.contact.UserOperation;
import envoy.exception.EnvoyException;
import envoy.util.EnvoyLog;
@ -445,7 +447,7 @@ public final class ChatScene implements EventListener, Restorable, KeyboardMappi
*/
@FXML
private void settingsButtonClicked() {
sceneContext.load(SceneContext.SceneInfo.SETTINGS_SCENE);
sceneContext.load(SETTINGS_SCENE);
}
/**

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@ -16,7 +16,7 @@ import envoy.util.EnvoyLog;
import envoy.client.data.Context;
import envoy.client.event.*;
import envoy.client.helper.*;
import envoy.client.ui.SceneContext.SceneInfo;
import envoy.client.ui.SceneInfo;
import envoy.client.ui.controller.ChatScene;
/**

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@ -24,8 +24,8 @@
<GridPane maxHeight="-Infinity" maxWidth="-Infinity"
minHeight="400.0" minWidth="500.0"
prefHeight="${screen.visualBounds.height}"
prefWidth="${screen.visualBounds.width}"
prefHeight="${screen.visualBounds.height}"
xmlns="http://javafx.com/javafx/11.0.1"
xmlns:fx="http://javafx.com/fxml/1"
fx:controller="envoy.client.ui.controller.ChatScene">
@ -57,8 +57,7 @@
<content>
<AnchorPane minHeight="0.0" minWidth="0.0">
<children>
<VBox prefHeight="3000.0"
prefWidth="316.0">
<VBox prefHeight="3000.0" prefWidth="316.0">
<children>
<VBox id="search-panel" maxHeight="-Infinity"
minHeight="-Infinity" prefHeight="80.0" prefWidth="316.0">
@ -156,8 +155,7 @@
<Insets left="15.0" top="5.0" right="10.0" />
</HBox.margin>
</ImageView>
<Region id="transparent-background"
HBox.hgrow="ALWAYS" />
<Region id="transparent-background" HBox.hgrow="ALWAYS" />
<Button fx:id="settingsButton" mnemonicParsing="false"
onAction="#settingsButtonClicked" prefHeight="30.0"
prefWidth="30.0" alignment="CENTER_RIGHT">
@ -165,7 +163,7 @@
<Insets bottom="5.0" left="5.0" right="5.0" top="5.0" />
</padding>
<HBox.margin>
<Insets bottom="35.0" left="5.0" top="35.0" right="10.0"/>
<Insets bottom="35.0" left="5.0" top="35.0" right="10.0" />
</HBox.margin>
</Button>
</children>

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@ -7,11 +7,16 @@
<?import javafx.scene.layout.HBox?>
<?import javafx.scene.layout.VBox?>
<VBox alignment="TOP_RIGHT" maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/11.0.1" xmlns:fx="http://javafx.com/fxml/1" fx:controller="envoy.client.ui.controller.SettingsScene">
<VBox alignment="TOP_RIGHT" maxHeight="-Infinity" minHeight="400.0"
minWidth="500.0" xmlns="http://javafx.com/javafx/11.0.1"
xmlns:fx="http://javafx.com/fxml/1"
fx:controller="envoy.client.ui.controller.SettingsScene">
<children>
<HBox prefHeight="389.0" prefWidth="600.0">
<children>
<ListView id="message-list" fx:id="settingsList" onMouseClicked="#settingsListClicked" prefHeight="200.0" prefWidth="200.0">
<ListView id="message-list" fx:id="settingsList"
onMouseClicked="#settingsListClicked" prefHeight="200.0"
prefWidth="200.0">
<opaqueInsets>
<Insets bottom="5.0" left="5.0" right="5.0" top="5.0" />
</opaqueInsets>
@ -22,7 +27,8 @@
<Insets bottom="5.0" left="5.0" right="5.0" top="5.0" />
</padding>
</ListView>
<TitledPane fx:id="titledPane" collapsible="false" prefHeight="400.0" prefWidth="400.0">
<TitledPane fx:id="titledPane" collapsible="false"
prefHeight="400.0" prefWidth="400.0">
<HBox.margin>
<Insets bottom="10.0" left="5.0" right="10.0" top="10.0" />
</HBox.margin>
@ -32,7 +38,8 @@
</TitledPane>
</children>
</HBox>
<Button defaultButton="true" mnemonicParsing="true" onMouseClicked="#backButtonClicked" text="_Back">
<Button defaultButton="true" mnemonicParsing="true"
onMouseClicked="#backButtonClicked" text="_Back">
<opaqueInsets>
<Insets />
</opaqueInsets>