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[code] Editor - actionPerformed()

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This commit is contained in:
Anna Bulenkova 2014-12-09 18:04:47 +01:00
parent 2bbe2d518e
commit 07545fcd92
1 changed files with 21 additions and 0 deletions
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21
code_samples/editor_basics/src/org/jetbrains/plugins/editor/basics/EditorIllustration.java
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@ -3,7 +3,10 @@ package org.jetbrains.plugins.editor.basics;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import com.intellij.openapi.command.WriteCommandAction;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.SelectionModel;
import com.intellij.openapi.project.Project;
/**
@ -12,7 +15,25 @@ import com.intellij.openapi.project.Project;
public class EditorIllustration extends AnAction {
@Override
public void actionPerformed(final AnActionEvent anActionEvent) {
//Get all the required data from data keys
final Editor editor = anActionEvent.getRequiredData(CommonDataKeys.EDITOR);
final Project project = anActionEvent.getRequiredData(CommonDataKeys.PROJECT);
//Access document, caret, and selection
final Document document = editor.getDocument();
final SelectionModel selectionModel = editor.getSelectionModel();
final int start = selectionModel.getSelectionStart();
final int end = selectionModel.getSelectionEnd();
//New instance of Runnable to make a replacement
Runnable runnable = new Runnable() {
@Override
public void run() {
document.replaceString(start, end, "Replacement");
}
};
//Making the replacement
WriteCommandAction.runWriteCommandAction(project, runnable);
selectionModel.removeSelection();
}
@Override
public void update(final AnActionEvent e) {