Use language-filter in auto-translate

SubtitleEdit.sln.DotSettings

@@ -25,6 +25,7 @@
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Bokm_00E5l/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Bouten/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Cuda/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=deepl/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=discardable/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Downloader/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Ffmpeg/@EntryIndexedValue">True</s:Boolean>

src/ui/Forms/AudioToText/WhisperAudioToText.cs

@@ -16,7 +16,6 @@ using System.Linq;
 using System.Text;
 using System.Text.RegularExpressions;
 using System.Windows.Forms;
-using static Nikse.SubtitleEdit.Forms.Options.Settings;
 using MessageBox = Nikse.SubtitleEdit.Forms.SeMsgBox.MessageBox;
 
 namespace Nikse.SubtitleEdit.Forms.AudioToText

src/ui/Forms/Translate/AutoTranslate.Designer.cs

@@ -383,6 +383,7 @@
             this.comboBoxSource.Size = new System.Drawing.Size(125, 23);
             this.comboBoxSource.TabIndex = 94;
             this.comboBoxSource.UsePopupWindow = false;
+            this.comboBoxSource.SelectedIndexChanged += new System.EventHandler(this.comboBoxSource_SelectedIndexChanged);
             // 
             // comboBoxTarget
             // 

src/ui/Forms/Translate/AutoTranslate.cs

@@ -2,6 +2,7 @@
 using Nikse.SubtitleEdit.Core.AutoTranslate;
 using Nikse.SubtitleEdit.Core.Common;
 using Nikse.SubtitleEdit.Core.Translate;
+using Nikse.SubtitleEdit.Forms.Options;
 using Nikse.SubtitleEdit.Logic;
 using System;
 using System.Collections.Generic;
@@ -576,15 +577,40 @@ namespace Nikse.SubtitleEdit.Forms.Translate
             }
         }
 
-        public static void FillComboWithLanguages(NikseComboBox comboBox, IEnumerable<TranslationPair> languages)
+        public static void FillComboWithLanguages(NikseComboBox comboBox, List<TranslationPair> languages)
         {
             comboBox.Items.Clear();
+            var languagesFilled = false;
+
+            if (!string.IsNullOrEmpty(Configuration.Settings.General.DefaultLanguages))
+            {
+                var favorites = Utilities.GetSubtitleLanguageCultures(true).ToList();
+                var languagesToAdd = new List<TranslationPair>();
+
                 foreach (var language in languages)
                 {
-                comboBox.Items.Add(language);
+                    if (favorites.Any(p0 => p0.TwoLetterISOLanguageName == language.Code) ||
+                        favorites.Any(p1 => p1.ThreeLetterISOLanguageName == language.Code) ||
+                        (!string.IsNullOrWhiteSpace(language.Code) && favorites.Any(p2 => p2.TwoLetterISOLanguageName.StartsWith(language.Code, StringComparison.OrdinalIgnoreCase))) ||
+                        favorites.Any(p3 => p3.EnglishName.Contains(language.Name, StringComparison.OrdinalIgnoreCase)) ||
+                        favorites.Any(p4 => language.Name.Contains(p4.EnglishName, StringComparison.OrdinalIgnoreCase)))
+                    {
+                        languagesFilled = true;
+                        languagesToAdd.Add(language);
                     }
                 }
 
+                comboBox.Items.AddRange(languagesToAdd.OrderBy(p => p.Name).ToArray<object>());
+            }
+
+            if (!languagesFilled)
+            {
+                comboBox.Items.AddRange(languages.OrderBy(p => p.Name).ToArray<object>());
+            }
+
+            comboBox.Items.Add(LanguageSettings.Current.General.ChangeLanguageFilter);
+        }
+
         public static string EvaluateDefaultSourceLanguageCode(Encoding encoding, Subtitle subtitle, List<TranslationPair> sourceLanguages)
         {
             var defaultSourceLanguageCode = LanguageAutoDetect.AutoDetectGoogleLanguage(encoding); // Guess language via encoding
@@ -1349,6 +1375,20 @@ namespace Nikse.SubtitleEdit.Forms.Translate
 
         private void comboBoxTarget_SelectedIndexChanged(object sender, EventArgs e)
         {
+            if (comboBoxTarget.SelectedIndex > 0 && comboBoxTarget.Text == LanguageSettings.Current.General.ChangeLanguageFilter)
+            {
+                using (var form = new DefaultLanguagesChooser(Configuration.Settings.General.DefaultLanguages))
+                {
+                    if (form.ShowDialog(this) == DialogResult.OK)
+                    {
+                        Configuration.Settings.General.DefaultLanguages = form.DefaultLanguages;
+                    }
+                }
+
+                SetupLanguageSettings();
+                return;
+            }
+
             if (_autoTranslator.Name == DeepLTranslate.StaticName && comboBoxTarget.SelectedItem is TranslationPair target)
             {
                 if (target.HasFormality == null || target.HasFormality == false)
@@ -1402,5 +1442,23 @@ namespace Nikse.SubtitleEdit.Forms.Translate
         {
             translateCurrentLineToolStripMenuItem1_Click(null, null);
         }
+
+        private void comboBoxSource_SelectedIndexChanged(object sender, EventArgs e)
+        {
+            if (comboBoxSource.SelectedIndex <= 0 || comboBoxSource.Text != LanguageSettings.Current.General.ChangeLanguageFilter)
+            {
+                return;
+            }
+
+            using (var form = new DefaultLanguagesChooser(Configuration.Settings.General.DefaultLanguages))
+            {
+                if (form.ShowDialog(this) == DialogResult.OK)
+                {
+                    Configuration.Settings.General.DefaultLanguages = form.DefaultLanguages;
+                }
+
+                SetupLanguageSettings();
+            }
+        }
     }
 }

src/ui/Forms/Translate/GoogleOrMicrosoftTranslate.Designer.cs

@@ -91,12 +91,27 @@
             // 
             // comboBoxFrom
             // 
+            this.comboBoxFrom.BackColor = System.Drawing.SystemColors.Window;
+            this.comboBoxFrom.BackColorDisabled = System.Drawing.Color.FromArgb(((int)(((byte)(240)))), ((int)(((byte)(240)))), ((int)(((byte)(240)))));
+            this.comboBoxFrom.BorderColor = System.Drawing.Color.FromArgb(((int)(((byte)(171)))), ((int)(((byte)(173)))), ((int)(((byte)(179)))));
+            this.comboBoxFrom.BorderColorDisabled = System.Drawing.Color.FromArgb(((int)(((byte)(120)))), ((int)(((byte)(120)))), ((int)(((byte)(120)))));
+            this.comboBoxFrom.ButtonForeColor = System.Drawing.SystemColors.ControlText;
+            this.comboBoxFrom.ButtonForeColorDown = System.Drawing.Color.Orange;
+            this.comboBoxFrom.ButtonForeColorOver = System.Drawing.Color.FromArgb(((int)(((byte)(0)))), ((int)(((byte)(120)))), ((int)(((byte)(215)))));
+            this.comboBoxFrom.DropDownHeight = 400;
             this.comboBoxFrom.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
+            this.comboBoxFrom.DropDownWidth = 121;
             this.comboBoxFrom.FormattingEnabled = true;
             this.comboBoxFrom.Location = new System.Drawing.Point(256, 12);
+            this.comboBoxFrom.MaxLength = 32767;
             this.comboBoxFrom.Name = "comboBoxFrom";
+            this.comboBoxFrom.SelectedIndex = -1;
+            this.comboBoxFrom.SelectedItem = null;
+            this.comboBoxFrom.SelectedText = "";
             this.comboBoxFrom.Size = new System.Drawing.Size(121, 21);
             this.comboBoxFrom.TabIndex = 0;
+            this.comboBoxFrom.UsePopupWindow = false;
+            this.comboBoxFrom.SelectedIndexChanged += new System.EventHandler(this.comboBoxFrom_SelectedIndexChanged);
             // 
             // buttonTranslate
             // 
@@ -119,12 +134,27 @@
             // 
             // comboBoxTo
             // 
+            this.comboBoxTo.BackColor = System.Drawing.SystemColors.Window;
+            this.comboBoxTo.BackColorDisabled = System.Drawing.Color.FromArgb(((int)(((byte)(240)))), ((int)(((byte)(240)))), ((int)(((byte)(240)))));
+            this.comboBoxTo.BorderColor = System.Drawing.Color.FromArgb(((int)(((byte)(171)))), ((int)(((byte)(173)))), ((int)(((byte)(179)))));
+            this.comboBoxTo.BorderColorDisabled = System.Drawing.Color.FromArgb(((int)(((byte)(120)))), ((int)(((byte)(120)))), ((int)(((byte)(120)))));
+            this.comboBoxTo.ButtonForeColor = System.Drawing.SystemColors.ControlText;
+            this.comboBoxTo.ButtonForeColorDown = System.Drawing.Color.Orange;
+            this.comboBoxTo.ButtonForeColorOver = System.Drawing.Color.FromArgb(((int)(((byte)(0)))), ((int)(((byte)(120)))), ((int)(((byte)(215)))));
+            this.comboBoxTo.DropDownHeight = 400;
             this.comboBoxTo.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
+            this.comboBoxTo.DropDownWidth = 121;
             this.comboBoxTo.FormattingEnabled = true;
             this.comboBoxTo.Location = new System.Drawing.Point(426, 12);
+            this.comboBoxTo.MaxLength = 32767;
             this.comboBoxTo.Name = "comboBoxTo";
+            this.comboBoxTo.SelectedIndex = -1;
+            this.comboBoxTo.SelectedItem = null;
+            this.comboBoxTo.SelectedText = "";
             this.comboBoxTo.Size = new System.Drawing.Size(121, 21);
             this.comboBoxTo.TabIndex = 1;
+            this.comboBoxTo.UsePopupWindow = false;
+            this.comboBoxTo.SelectedIndexChanged += new System.EventHandler(this.comboBoxTo_SelectedIndexChanged);
             // 
             // labelFrom
             // 
@@ -137,6 +167,7 @@
             // 
             // textBoxSourceText
             // 
+            this.textBoxSourceText.FocusedColor = System.Drawing.Color.FromArgb(((int)(((byte)(0)))), ((int)(((byte)(120)))), ((int)(((byte)(215)))));
             this.textBoxSourceText.Location = new System.Drawing.Point(17, 71);
             this.textBoxSourceText.Multiline = true;
             this.textBoxSourceText.Name = "textBoxSourceText";

src/ui/Forms/Translate/GoogleOrMicrosoftTranslate.cs

@@ -5,6 +5,7 @@ using System.Windows.Forms;
 using Nikse.SubtitleEdit.Core.AutoTranslate;
 using Nikse.SubtitleEdit.Core.Common;
 using Nikse.SubtitleEdit.Core.Translate;
+using Nikse.SubtitleEdit.Forms.Options;
 using Nikse.SubtitleEdit.Logic;
 
 namespace Nikse.SubtitleEdit.Forms.Translate
@@ -47,8 +48,8 @@ namespace Nikse.SubtitleEdit.Forms.Translate
             var microsoftSourceLanguages = _microsoftTranslationService.GetSupportedSourceLanguages();
             var microsoftTargetLanguages = _microsoftTranslationService.GetSupportedTargetLanguages();
 
-            var targetLanguages = googleTargetLanguages.Intersect(microsoftTargetLanguages);
+            var targetLanguages = googleTargetLanguages.Intersect(microsoftTargetLanguages).ToList();
-            var fromLanguages = googleSourceLanguages.Intersect(microsoftSourceLanguages);
+            var fromLanguages = googleSourceLanguages.Intersect(microsoftSourceLanguages).ToList();
 
             AutoTranslate.FillComboWithLanguages(comboBoxFrom, fromLanguages);
             AutoTranslate.FillComboWithLanguages(comboBoxTo, targetLanguages);
@@ -61,11 +62,14 @@ namespace Nikse.SubtitleEdit.Forms.Translate
         {
             _toLanguage = Configuration.Settings.Tools.GoogleTranslateLastTargetLanguage;
             _fromLanguage = defaultFromLanguage;
-            if (_toLanguage == defaultFromLanguage)
+            if (_toLanguage != defaultFromLanguage)
             {
+                return;
+            }
+
             foreach (var s in Utilities.GetDictionaryLanguages())
             {
-                    string temp = s.Replace("[", string.Empty).Replace("]", string.Empty);
+                var temp = s.Replace("[", string.Empty).Replace("]", string.Empty);
                 if (temp.Length > 4)
                 {
                     temp = temp.Substring(temp.Length - 5, 2).ToLowerInvariant();
@@ -78,7 +82,6 @@ namespace Nikse.SubtitleEdit.Forms.Translate
                 }
             }
         }
-        }
 
         internal void Initialize(Paragraph paragraph)
         {
@@ -104,7 +107,6 @@ namespace Nikse.SubtitleEdit.Forms.Translate
             Cursor = Cursors.WaitCursor;
             try
             {
-
                 buttonGoogle.Text = string.Empty;
                 buttonMicrosoft.Text = string.Empty;
 
@@ -155,5 +157,36 @@ namespace Nikse.SubtitleEdit.Forms.Translate
             }
         }
 
+        private void comboBoxFrom_SelectedIndexChanged(object sender, EventArgs e)
+        {
+            if (comboBoxFrom.SelectedIndex > 0 && comboBoxFrom.Text == LanguageSettings.Current.General.ChangeLanguageFilter)
+            {
+                using (var form = new DefaultLanguagesChooser(Configuration.Settings.General.DefaultLanguages))
+                {
+                    if (form.ShowDialog(this) == DialogResult.OK)
+                    {
+                        Configuration.Settings.General.DefaultLanguages = form.DefaultLanguages;
+                    }
+                }
+
+                InitLanguageComboBoxes();
+            }
+        }
+
+        private void comboBoxTo_SelectedIndexChanged(object sender, EventArgs e)
+        {
+            if (comboBoxTo.SelectedIndex > 0 && comboBoxTo.Text == LanguageSettings.Current.General.ChangeLanguageFilter)
+            {
+                using (var form = new DefaultLanguagesChooser(Configuration.Settings.General.DefaultLanguages))
+                {
+                    if (form.ShowDialog(this) == DialogResult.OK)
+                    {
+                        Configuration.Settings.General.DefaultLanguages = form.DefaultLanguages;
+                    }
+                }
+
+                InitLanguageComboBoxes();
+            }
+        }
     }
 }