SettingsDialog.java

package com.androhi.androiddrawableviewer.form;

import com.androhi.androiddrawableviewer.Constants;
import com.androhi.androiddrawableviewer.PluginConfig;
import com.intellij.openapi.fileChooser.FileChooserDescriptor;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.*;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.VirtualFileManager;
import com.intellij.openapi.wm.ToolWindowManager;
import com.intellij.ui.content.Content;
import com.intellij.ui.content.ContentManager;
import org.jetbrains.annotations.Nullable;

import javax.swing.*;

public class SettingsDialog extends DialogWrapper {

    private Project project;
    private JPanel mainPanel;
    private TextFieldWithBrowseButton resDirText;
    private JCheckBox checkDrawableMdpi;
    private JCheckBox checkDrawableHdpi;
    private JCheckBox checkDrawableXhdpi;
    private JCheckBox checkDrawableXxhdpi;
    private JCheckBox checkDrawableXxxhdpi;
    private JCheckBox checkMipmapMdpi;
    private JCheckBox checkMipmapHdpi;
    private JCheckBox checkMipmapXhdpi;
    private JCheckBox checkMipmapXxhdpi;
    private JCheckBox checkMipmapXxxhdpi;
    private PluginConfig pluginConfig;

    public SettingsDialog(Project project) {
        super(project, true);

        this.project = project;
        setTitle("Settings");
        setResizable(true);

        buildViews();
        init();
    }

    private void buildViews() {
        pluginConfig = PluginConfig.getInstance(project);
        if (project == null || pluginConfig == null) return;

        String savedResDir = pluginConfig.getResDir();
        if (savedResDir == null) {
            savedResDir = project.getBasePath() + Constants.DEFAULT_RESOURCE_PATH;
        }

        resDirText.setText(savedResDir);
        VirtualFile selectDir = VirtualFileManager.getInstance().findFileByUrl(savedResDir);
        FileChooserDescriptor descriptor = new FileChooserDescriptor(false, true, false, false, false, false);
        descriptor.setRoots(selectDir);
        resDirText.addBrowseFolderListener(new TextBrowseFolderListener(descriptor, project));

        checkDrawableMdpi.setSelected(pluginConfig.isDrawableMdpi());
        checkDrawableHdpi.setSelected(pluginConfig.isDrawableHdpi());
        checkDrawableXhdpi.setSelected(pluginConfig.isDrawableXhdpi());
        checkDrawableXxhdpi.setSelected(pluginConfig.isDrawableXxhdpi());
        checkDrawableXxxhdpi.setSelected(pluginConfig.isDrawableXxxhdpi());

        checkMipmapMdpi.setSelected(pluginConfig.isMipmapMdpi());
        checkMipmapHdpi.setSelected(pluginConfig.isMipmapHdpi());
        checkMipmapXhdpi.setSelected(pluginConfig.isMipmapXhdpi());
        checkMipmapXxhdpi.setSelected(pluginConfig.isMipmapXxhdpi());
        checkMipmapXxxhdpi.setSelected(pluginConfig.isMipmapXxxhdpi());
    }

    @Nullable
    @Override
    protected JComponent createCenterPanel() {
        return mainPanel;
    }

    @Nullable
    @Override
    protected ValidationInfo doValidate() {
        String resDirString = resDirText.getText();
        if (resDirString == null || resDirString.isEmpty()) {
            return new ValidationInfo("Select resource directory.");
        }

        if (!checkDrawableMdpi.isSelected() && !checkDrawableHdpi.isSelected() &&
                !checkDrawableXhdpi.isSelected() && !checkDrawableXxhdpi.isSelected() && !checkDrawableXxxhdpi.isSelected()) {
            return new ValidationInfo("Check any box.");
        }
        return null;
    }

    @Override
    protected void doOKAction() {
        super.doOKAction();
        String resDirString = resDirText.getText();
        pluginConfig.setResDir(resDirString);

        pluginConfig.setDrawableMdpi(checkDrawableMdpi.isSelected());
        pluginConfig.setDrawableHdpi(checkDrawableHdpi.isSelected());
        pluginConfig.setDrawableXhdpi(checkDrawableXhdpi.isSelected());
        pluginConfig.setDrawableXxhdpi(checkDrawableXxhdpi.isSelected());
        pluginConfig.setDrawableXxxhdpi(checkDrawableXxxhdpi.isSelected());

        pluginConfig.setMipmapMdpi(checkMipmapMdpi.isSelected());
        pluginConfig.setMipmapHdpi(checkMipmapHdpi.isSelected());
        pluginConfig.setMipmapXhdpi(checkMipmapXhdpi.isSelected());
        pluginConfig.setMipmapXxhdpi(checkMipmapXxhdpi.isSelected());
        pluginConfig.setMipmapXxxhdpi(checkMipmapXxxhdpi.isSelected());

        resetContent(project);
    }

    private void resetContent(Project project) {
        DrawableViewer drawableViewer = new DrawableViewer(project);
        ContentManager contentManager = ToolWindowManager.getInstance(project)
                .getToolWindow(Constants.TOOL_WINDOW_ID).getContentManager();
        Content content = contentManager.getFactory().createContent(drawableViewer, null, false);

        contentManager.removeAllContents(true);
        contentManager.addContent(content);
    }
}