fix(gui): add "use imports" option to preferences

jadx-gui/src/main/java/jadx/gui/settings/JadxSettings.java

@@ -26,7 +26,7 @@ public class JadxSettings extends JadxCLIArgs {
 
 	private static final String USER_HOME = System.getProperty("user.home");
 	private static final int RECENT_FILES_COUNT = 15;
-	private static final int CURRENT_SETTINGS_VERSION = 4;
+	private static final int CURRENT_SETTINGS_VERSION = 5;
 
 	private static final Font DEFAULT_FONT = FONT_HACK != null ? FONT_HACK : new RSyntaxTextArea().getFont();
 
@@ -206,6 +206,10 @@ public class JadxSettings extends JadxCLIArgs {
 		this.replaceConsts = replaceConsts;
 	}
 
+	public void setUseImports(boolean useImports) {
+		this.useImports = useImports;
+	}
+
 	public boolean isAutoStartJobs() {
 		return autoStartJobs;
 	}
@@ -274,6 +278,10 @@ public class JadxSettings extends JadxCLIArgs {
 		}
 		if (fromVersion == 3) {
 			setLangLocale(NLS.defaultLocale());
+			fromVersion++;
+		}
+		if (fromVersion == 4) {
+			setUseImports(true);
 		}
 		settingsVersion = CURRENT_SETTINGS_VERSION;
 		sync();

jadx-gui/src/main/java/jadx/gui/settings/JadxSettingsWindow.java

@@ -260,12 +260,20 @@ public class JadxSettingsWindow extends JDialog {
 			needReload();
 		});
 
+		JCheckBox useImports = new JCheckBox();
+		useImports.setSelected(settings.isUseImports());
+		useImports.addItemListener(e -> {
+			settings.setUseImports(e.getStateChange() == ItemEvent.SELECTED);
+			needReload();
+		});
+
 		SettingsGroup other = new SettingsGroup(NLS.str("preferences.decompile"));
 		other.addRow(NLS.str("preferences.threads"), threadsCount);
 		other.addRow(NLS.str("preferences.start_jobs"), autoStartJobs);
 		other.addRow(NLS.str("preferences.showInconsistentCode"), showInconsistentCode);
 		other.addRow(NLS.str("preferences.escapeUnicode"), escapeUnicode);
 		other.addRow(NLS.str("preferences.replaceConsts"), replaceConsts);
+		other.addRow(NLS.str("preferences.useImports"), useImports);
 		other.addRow(NLS.str("preferences.fallback"), fallback);
 		other.addRow(NLS.str("preferences.skipResourcesDecode"), resourceDecode);
 		return other;

jadx-gui/src/main/resources/i18n/Messages_en_US.properties

@@ -81,6 +81,7 @@ preferences.fallback=Fallback mode (simple dump)
 preferences.showInconsistentCode=Show inconsistent code
 preferences.escapeUnicode=Escape unicode
 preferences.replaceConsts=Replace constants
+preferences.useImports=Use import statements
 preferences.skipResourcesDecode=Don't decode resources
 preferences.threads=Processing threads count
 preferences.cfg=Generate methods CFG graphs (in 'dot' format)