Merge branch 'fix-close-all-tabs' into 'main'

Add action to really CloseAllFiles...

See merge request cognipro/CognitIDE!35

src/main/kotlin/com/github/hpich/cognitide/actions/studyUtils/CloseAllFilesAction.kt

@@ -0,0 +1,19 @@
+package com.github.hpich.cognitide.actions.studyUtils
+
+import com.intellij.ide.impl.ProjectUtil
+import com.intellij.openapi.actionSystem.AnActionEvent
+import com.intellij.openapi.fileEditor.FileEditorManager
+import com.intellij.openapi.project.Project
+
+class CloseAllFilesAction : StudyUtilAction() {
+    override fun actionPerformed(event: AnActionEvent) {
+        val project: Project? = ProjectUtil.getActiveProject()
+
+        if (project != null) {
+            val files = FileEditorManager.getInstance(project).openFiles
+            for (file in files) {
+                FileEditorManager.getInstance(project).closeFile(file)
+            }
+        }
+    }
+}

src/main/resources/META-INF/plugin.xml

@@ -33,6 +33,12 @@
     </extensions>
 
     <actions>
+        <action id="com.github.hpich.cognitide.actions.studyUtils.CloseAllFilesAction"
+                class="com.github.hpich.cognitide.actions.studyUtils.CloseAllFilesAction"
+                text="Close All Editor Tabs"
+                description="Closes all editor tabs"
+                icon="AllIcons.Actions.Close"
+        />
         <group id="com.github.hpich.cognitide.actions.CognitIDEGroup"
                text="CognitIDE"
                popup="true"