#30 WIP - broadcastify and icecast TCP streams working and editors are complete. Adds icons to editor and table views.

src/audio/broadcast/BroadcastConfigurationEditor.java

@@ -0,0 +1,128 @@
+/*******************************************************************************
+ * sdrtrunk
+ * Copyright (C) 2014-2016 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ ******************************************************************************/
+package audio.broadcast;
+
+import alias.AliasModel;
+import audio.broadcast.broadcastify.BroadcastifyConfiguration;
+import audio.broadcast.broadcastify.BroadcastifyConfigurationEditor;
+import gui.editor.DocumentListenerEditor;
+import settings.SettingsManager;
+
+import javax.swing.*;
+
+public abstract class BroadcastConfigurationEditor extends DocumentListenerEditor<BroadcastConfiguration>
+{
+    protected SettingsManager mSettingsManager;
+    protected BroadcastModel mBroadcastModel;
+    protected AliasModel mAliasModel;
+
+    public BroadcastConfigurationEditor(BroadcastModel broadcastModel, AliasModel aliasModel, SettingsManager settingsManager)
+    {
+        mBroadcastModel = broadcastModel;
+        mAliasModel = aliasModel;
+        mSettingsManager = settingsManager;
+    }
+
+    /**
+     * Updates the configuration with the new name and prompts the user to update any aliases that have a broadcast
+     * channel alias id with the old name to update to the new name.
+     *
+     * @param broadcastConfiguration to assign a new channel name
+     * @param newName to assign to the broadcast configuration.  Note: assumes that validateConfiguration() has been
+     * invoked to verify that newName is non-null and non-empty
+     */
+    protected void updateConfigurationName(BroadcastConfiguration broadcastConfiguration, String newName)
+    {
+        String previousName = broadcastConfiguration.getName();
+
+        if(previousName == null || previousName.isEmpty())
+        {
+            broadcastConfiguration.setName(newName);
+            return;
+        }
+
+        if(!previousName.equals(newName))
+        {
+            mAliasModel.renameBroadcastChannel(previousName, newName);
+            broadcastConfiguration.setName(newName);
+        }
+    }
+
+    /**
+     * Validates a text field control for a non-null, non-empty value
+     * @param field to validate
+     * @param title to use for error dialog
+     * @param message to use for error dialog
+     * @return true if field contains a non-null, non-empty value
+     */
+    protected boolean validateTextField(JTextField field, String title, String message)
+    {
+        String text = field.getText();
+
+        if(text == null || text.isEmpty())
+        {
+            JOptionPane.showMessageDialog(BroadcastConfigurationEditor.this, message, title,
+                    JOptionPane.ERROR_MESSAGE);
+
+            field.requestFocus();
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * Validates the text field control that contains an integer value for non-null, non-empty and within the
+     * specified min/max valid range.
+     * @param field to validate
+     * @param title to use for error dialog
+     * @param message to use for error dialog
+     * @param minValid value
+     * @param maxValid value
+     * @return true if field contains a non-null, non-empty value within the valid min/max range
+     */
+    protected boolean validateIntegerTextField(JTextField field, String title, String message, int minValid, int maxValid)
+    {
+        if(validateTextField(field, title, message))
+        {
+            String text = field.getText();
+
+            try
+            {
+                int value = Integer.parseInt(text);
+
+                if(minValid <= value && value <= maxValid)
+                {
+                    return true;
+                }
+            }
+            catch(Exception e)
+            {
+                //Do nothing, we couldn't parse the number value
+            }
+
+            JOptionPane.showMessageDialog(BroadcastConfigurationEditor.this, message, title,
+                    JOptionPane.ERROR_MESSAGE);
+
+            field.requestFocus();
+        }
+
+        return false;
+    }
+}