REPORT-60437 【主题获取】获取主题时，没有弹出模板主题列表

【问题原因】
主题获取交互优化

【改动思路】
同上

designer-form/src/main/java/com/fr/design/mainframe/share/ui/actions/DownloadSuitableThemeAction.java

@@ -14,6 +14,7 @@ import com.fr.design.login.DesignerLoginSource;
 import com.fr.design.mainframe.DesignerContext;
 import com.fr.design.mainframe.JTemplate;
 import com.fr.design.mainframe.share.util.DownloadUtils;
+import com.fr.design.mainframe.theme.dialog.TemplateThemeUsingDialog;
 import com.fr.stable.StringUtils;
 import com.fr.transaction.CallBackAdaptor;
 import com.fr.workspace.WorkContext;
@@ -21,7 +22,11 @@ import com.fr.workspace.WorkContext;
 import javax.swing.Action;
 import javax.swing.JOptionPane;
 import javax.swing.SwingWorker;
+import java.awt.Window;
 import java.awt.event.ActionEvent;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import java.util.concurrent.ExecutionException;
 
 /**
  * @author Starryi
@@ -31,6 +36,7 @@ import java.awt.event.ActionEvent;
 public class DownloadSuitableThemeAction extends UpdateAction {
     private final String themePath;
     private boolean downloading = false;
+    private JTemplate<?, ?> currentTemplate;
 
     public DownloadSuitableThemeAction(String themePath) {
         this.themePath = themePath;
@@ -40,9 +46,8 @@ public class DownloadSuitableThemeAction extends UpdateAction {
 
     @Override
     public void actionPerformed(ActionEvent e) {
-        if (checkAuthority()) {
-            saveTheme();
-        }
+        currentTemplate = HistoryTemplateListCache.getInstance().getCurrentEditingTemplate();
+        fetchTheme();
     }
 
     private boolean checkAuthority() {
@@ -63,43 +68,43 @@ public class DownloadSuitableThemeAction extends UpdateAction {
         return true;
     }
 
-    private void saveTheme() {
+    private void fetchTheme() {
+        if (!checkAuthority()) {
+            onThemeFetched(null);
+            return;
+        }
         if (downloading) {
             return;
         }
         downloading = true;
 
-        final JTemplate<?,?> template = HistoryTemplateListCache.getInstance().getCurrentEditingTemplate();
-        new SwingWorker<Boolean, Void>() {
+        new SwingWorker<FormTheme, Void>() {
 
             @Override
-            protected Boolean doInBackground() {
-                FormTheme theme = fetchRemoteTheme();
-                if (theme == null) {
-                    return false;
-                }
-
-                theme = ensureThemeHasUniqueName(theme, theme.getName());
-                if (theme == null) {
-                    return false;
-                }
-
-                String themeName = theme.getName();
-                saveThemeToConfig(theme, new SaveToThemeConfigCallback(template, themeName));
-
-                return true;
-
+            protected FormTheme doInBackground() {
+                return DownloadUtils.downloadThemeFile(themePath);
             }
 
             @Override
             protected void done() {
+                FormTheme theme = null;
+                try {
+                    theme = get();
+                } catch (InterruptedException | ExecutionException e) {
+                    e.printStackTrace();
+                }
+
+                onThemeFetched(theme);
                 downloading = false;
             }
         }.execute();
     }
 
-    private FormTheme fetchRemoteTheme() {
-        return DownloadUtils.downloadThemeFile(themePath);
+    public void onThemeFetched(FormTheme theme) {
+        if (theme == null) {
+            return;
+        }
+        saveTheme(theme);
     }
 
     private FormTheme ensureThemeHasUniqueName(FormTheme theme, String expectedName) {
@@ -118,36 +123,65 @@ public class DownloadSuitableThemeAction extends UpdateAction {
         }
     }
 
-    private void saveThemeToConfig(final FormTheme theme, CallBackAdaptor callback) {
-        FormThemeConfig.getInstance().addTheme(theme, true, callback);
+    private void saveTheme(FormTheme theme) {
+        final FormTheme uniqueNamedTheme = ensureThemeHasUniqueName(theme, theme.getName());
+        if (uniqueNamedTheme != null) {
+            FormThemeConfig.getInstance().addTheme(theme, true, new CallBackAdaptor() {
+                @Override
+                public void afterCommit() {
+                    super.afterCommit();
+                    onThemeSaved(uniqueNamedTheme);
                 }
 
-    public static class SaveToThemeConfigCallback extends CallBackAdaptor {
-        private final JTemplate<?,?> template;
-        private final String themeName;
+                @Override
+                public void afterRollback() {
+                    super.afterRollback();
+                    onThemeSaved(null);
+                }
+            });
+        } else {
+            onThemeSaved(null);
+        }
+    }
+
+    public void onThemeSaved(FormTheme theme) {
+        if (theme == null) {
+            return;
+        }
+
+        Window designerFrame = DesignerContext.getDesignerFrame();
+        TemplateThemeUsingDialog<FormTheme> dialog = new TemplateThemeUsingDialog<>(designerFrame, currentTemplate, FormThemeConfig.getInstance());
+        dialog.addWindowListener(new UsingDialogAdapter(theme));
+        dialog.setVisible(true);
+    }
+
+    public void applyTheme(JTemplate<?, ?> template, final String name, Window dialog) {
+        TemplateThemeConfig<? extends TemplateTheme> config = template.getUsingTemplateThemeConfig();
+        TemplateTheme theme = config.cachedFetch(name);
+        template.setTemplateTheme(theme);
+        dialog.repaint();
+    }
 
-        public SaveToThemeConfigCallback(JTemplate<?, ?> template, String themeName) {
-            this.template = template;
-            this.themeName = themeName;
+    private class UsingDialogAdapter extends WindowAdapter {
+        private final FormTheme theme;
+
+        public UsingDialogAdapter(FormTheme theme) {
+            this.theme = theme;
         }
 
         @Override
-        public void afterCommit() {
-            super.afterCommit();
+        public void windowOpened(WindowEvent e) {
+            super.windowOpened(e);
+            Window window = e.getWindow();
             int returnVal = FineJOptionPane.showConfirmDialog(
-                    DesignerContext.getDesignerFrame(),
+                    window,
                     Toolkit.i18nText("Fine-Design_Share_Apply_Suitable_Theme_Tip"),
                     Toolkit.i18nText("Fine-Design_Basic_Confirm"),
                     FineJOptionPane.OK_CANCEL_OPTION);
             if (returnVal == JOptionPane.YES_OPTION) {
-                applyTheme(template, themeName);
-            }
+                applyTheme(currentTemplate, theme.getName(), window);
             }
-
-        private void applyTheme(JTemplate<?,?> template, final String name) {
-            TemplateThemeConfig<? extends TemplateTheme> config = template.getUsingTemplateThemeConfig();
-            TemplateTheme theme = config.cachedFetch(name);
-            template.setTemplateTheme(theme);
+            window.removeWindowListener(this);
         }
     }
 }