Implement three shortcut commands

Added:
  Toggle Single-BYte Format (Ctrl+B)
  Format As Word (Ctrl+W)
  Delete Note/Long Comment (Del)

SourceGenWPF/MainController.cs

@@ -1438,6 +1438,42 @@ namespace SourceGenWPF {
             }
         }
 
+        public bool CanDeleteMlc() {
+            if (SelectionAnalysis.mNumItemsSelected != 1) {
+                return false;
+            }
+            Debug.WriteLine("LINE TYPE " + SelectionAnalysis.mLineType);
+            return (SelectionAnalysis.mLineType == LineListGen.Line.Type.LongComment ||
+                SelectionAnalysis.mLineType == LineListGen.Line.Type.Note);
+        }
+
+        // Delete multi-line comment (Note or LongComment)
+        public void DeleteMlc() {
+            int selIndex = mMainWin.CodeListView_GetFirstSelectedIndex();
+            LineListGen.Line line = CodeLineList[selIndex];
+            int offset = line.FileOffset;
+
+            UndoableChange uc;
+            if (line.LineType == LineListGen.Line.Type.Note) {
+                if (!mProject.Notes.TryGetValue(offset, out MultiLineComment oldNote)) {
+                    Debug.Assert(false);
+                    return;
+                }
+                uc = UndoableChange.CreateNoteChange(offset, oldNote, null);
+            } else if (line.LineType == LineListGen.Line.Type.LongComment) {
+                if (!mProject.LongComments.TryGetValue(offset, out MultiLineComment oldComment)) {
+                    Debug.Assert(false);
+                    return;
+                }
+                uc = UndoableChange.CreateLongCommentChange(offset, oldComment, null);
+            } else {
+                Debug.Assert(false);
+                return;
+            }
+            ChangeSet cs = new ChangeSet(uc);
+            ApplyUndoableChanges(cs);
+        }
+
         public bool CanEditAddress() {
             if (SelectionAnalysis.mNumItemsSelected != 1) {
                 return false;
@@ -1917,6 +1953,100 @@ namespace SourceGenWPF {
             mMainWin.CodeListView_Focus();
         }
 
+        public bool CanFormatAsWord() {
+            EntityCounts counts = SelectionAnalysis.mEntityCounts;
+            // This is insufficient -- we need to know how many bytes are selected, and
+            // whether they're already formatted as multi-byte items.  Too expensive to
+            // deal with here, so we'll need to show failure dialogs instead (ugh).
+            return (counts.mDataLines > 0 && counts.mCodeLines == 0);
+        }
+
+        public void FormatAsWord() {
+            TypedRangeSet trs = GroupedOffsetSetFromSelected();
+            if (trs.Count == 0) {
+                Debug.Assert(false, "nothing to edit");         // shouldn't happen
+                return;
+            }
+
+            // If the user has only selected a single byte, we want to add the following byte
+            // to the selection, then proceed as usual.  We can't simply modify the ListView
+            // selection because the following item might be an auto-detected string or fill,
+            // and we'd be adding multiple bytes.  We have to be careful when grabbing the byte
+            // in case there's a region-split at that point (e.g. user label or .ORG).
+            //
+            // We could expand this to allow multiple regions, each of which is a single byte,
+            // but we'd need to deal with the case where the user selects two adjacent bytes that
+            // cross a region boundary.
+            if (trs.RangeCount == 1) {
+                // Exactly one range entry.  Check its size.
+                IEnumerator<TypedRangeSet.TypedRange> checkIter = trs.RangeListIterator;
+                checkIter.MoveNext();
+                TypedRangeSet.TypedRange rng = checkIter.Current;
+                if (rng.Low == rng.High && rng.Low < mProject.FileDataLength - 1) {
+                    // Single byte selected.  Check to see if it's okay to grab the next byte.
+                    Anattrib thisAttr = mProject.GetAnattrib(rng.Low);
+                    Debug.Assert(thisAttr.DataDescriptor.Length == 1);
+
+                    int nextOffset = rng.Low + 1;
+                    Anattrib nextAttr = mProject.GetAnattrib(nextOffset);
+                    // This must match what GroupedOffsetSetFromSelected() does.
+                    if (!mProject.UserLabels.ContainsKey(nextOffset) &&
+                            !mProject.HasCommentOrNote(nextOffset) &&
+                            thisAttr.Address == nextAttr.Address - 1) {
+                        // Good to go.
+                        Debug.WriteLine("Grabbing second byte from +" + nextOffset.ToString("x6"));
+                        trs.Add(nextOffset, rng.Type);
+                    }
+                }
+            }
+
+            // Confirm that every selected byte is a single-byte data item (either set by
+            // the user or as part of the uncategorized data scan).
+            foreach (TypedRangeSet.Tuple tup in trs) {
+                FormatDescriptor dfd = mProject.GetAnattrib(tup.Value).DataDescriptor;
+                if (dfd != null && dfd.Length != 1) {
+                    Debug.WriteLine("Can't format as word: offset +" + tup.Value.ToString("x6") +
+                        " has len=" + dfd.Length + " (must be 1)");
+                    MessageBox.Show(Res.Strings.INVALID_FORMAT_WORD_SEL_NON1,
+                        Res.Strings.INVALID_FORMAT_WORD_SEL_CAPTION,
+                        MessageBoxButton.OK, MessageBoxImage.Error);
+                    return;
+                }
+            }
+
+            // Confirm that, in each region, an even number of bytes are selected.
+            IEnumerator<TypedRangeSet.TypedRange> rngIter = trs.RangeListIterator;
+            while (rngIter.MoveNext()) {
+                TypedRangeSet.TypedRange rng = rngIter.Current;
+                int rangeLen = rng.High - rng.Low + 1;
+                if ((rangeLen & 0x01) != 0) {
+                    string msg = string.Format(Res.Strings.INVALID_FORMAT_WORD_SEL_UNEVEN_FMT,
+                        trs.RangeCount);
+                    MessageBox.Show(msg,
+                        Res.Strings.INVALID_FORMAT_WORD_SEL_CAPTION,
+                        MessageBoxButton.OK, MessageBoxImage.Error);
+                    return;
+                }
+            }
+
+            // Selection is good, generate changes.
+            SortedList<int, FormatDescriptor> newFmts = new SortedList<int, FormatDescriptor>();
+            rngIter.Reset();
+            FormatDescriptor newDfd = FormatDescriptor.Create(2, FormatDescriptor.Type.NumericLE,
+                FormatDescriptor.SubType.None);
+            while (rngIter.MoveNext()) {
+                TypedRangeSet.TypedRange rng = rngIter.Current;
+                for (int i = rng.Low; i <= rng.High; i += 2) {
+                    newFmts.Add(i, newDfd);
+                }
+            }
+
+            ChangeSet cs = mProject.GenerateFormatMergeSet(newFmts);
+            if (cs.Count != 0) {
+                ApplyUndoableChanges(cs);
+            }
+        }
+
         public bool CanFormatSplitAddress() {
             EntityCounts counts = SelectionAnalysis.mEntityCounts;
             // Must be at least one line of data, and no code.  Note this is lines, not bytes,
@@ -2408,54 +2538,6 @@ namespace SourceGenWPF {
             }
         }
 
-        public bool CanUndo() {
-            return (mProject != null && mProject.CanUndo);
-        }
-
-        /// <summary>
-        /// Handles Edit - Undo.
-        /// </summary>
-        public void UndoChanges() {
-            if (!mProject.CanUndo) {
-                Debug.Assert(false, "Nothing to undo");
-                return;
-            }
-            ChangeSet cs = mProject.PopUndoSet();
-            ApplyChanges(cs, true);
-#if false
-            UpdateMenuItemsAndTitle();
-
-            // If the debug dialog is visible, update it.
-            if (mShowUndoRedoHistoryDialog != null) {
-                mShowUndoRedoHistoryDialog.BodyText = mProject.DebugGetUndoRedoHistory();
-            }
-#endif
-        }
-
-        public bool CanRedo() {
-            return (mProject != null && mProject.CanRedo);
-        }
-
-        /// <summary>
-        /// Handles Edit - Redo.
-        /// </summary>
-        public void RedoChanges() {
-            if (!mProject.CanRedo) {
-                Debug.Assert(false, "Nothing to redo");
-                return;
-            }
-            ChangeSet cs = mProject.PopRedoSet();
-            ApplyChanges(cs, false);
-#if false
-            UpdateMenuItemsAndTitle();
-
-            // If the debug dialog is visible, update it.
-            if (mShowUndoRedoHistoryDialog != null) {
-                mShowUndoRedoHistoryDialog.BodyText = mProject.DebugGetUndoRedoHistory();
-            }
-#endif
-        }
-
         /// <summary>
         /// Handles the four Actions - edit hint commands.
         /// </summary>
@@ -2559,6 +2641,61 @@ namespace SourceGenWPF {
             ApplyUndoableChanges(new ChangeSet(uc));
         }
 
+        public bool CanToggleSingleByteFormat() {
+            EntityCounts counts = SelectionAnalysis.mEntityCounts;
+            return (counts.mDataLines > 0 && counts.mCodeLines == 0);
+        }
+
+        public void ToggleSingleByteFormat() {
+            TypedRangeSet trs = GroupedOffsetSetFromSelected();
+            if (trs.Count == 0) {
+                Debug.Assert(false, "nothing to edit");         // shouldn't happen
+                return;
+            }
+
+            // Check the format descriptor of the first selected offset.
+            int firstOffset = -1;
+            foreach (TypedRangeSet.Tuple tup in trs) {
+                firstOffset = tup.Value;
+                break;
+            }
+            Debug.Assert(mProject.GetAnattrib(firstOffset).IsDataStart);
+            bool toDefault = false;
+            if (mProject.OperandFormats.TryGetValue(firstOffset, out FormatDescriptor curDfd)) {
+                if (curDfd.FormatType == FormatDescriptor.Type.NumericLE &&
+                        curDfd.FormatSubType == FormatDescriptor.SubType.None &&
+                        curDfd.Length == 1) {
+                    // Currently single-byte, toggle to default.
+                    toDefault = true;
+                }
+            }
+
+            // Iterate through the selected regions.
+            SortedList<int, FormatDescriptor> newFmts = new SortedList<int, FormatDescriptor>();
+            IEnumerator<TypedRangeSet.TypedRange> rngIter = trs.RangeListIterator;
+            while (rngIter.MoveNext()) {
+                TypedRangeSet.TypedRange rng = rngIter.Current;
+                if (toDefault) {
+                    // Create a single REMOVE descriptor that covers the full span.
+                    FormatDescriptor newDfd = FormatDescriptor.Create(rng.High - rng.Low + 1,
+                        FormatDescriptor.Type.REMOVE, FormatDescriptor.SubType.None);
+                    newFmts.Add(rng.Low, newDfd);
+                } else {
+                    // Add individual single-byte format descriptors for everything.
+                    FormatDescriptor newDfd = FormatDescriptor.Create(1,
+                        FormatDescriptor.Type.NumericLE, FormatDescriptor.SubType.None);
+                    for (int i = rng.Low; i <= rng.High; i++) {
+                        newFmts.Add(i, newDfd);
+                    }
+                }
+            }
+
+            ChangeSet cs = mProject.GenerateFormatMergeSet(newFmts);
+            if (cs.Count != 0) {
+                ApplyUndoableChanges(cs);
+            }
+        }
+
         /// <summary>
         /// Converts the ListView's selected items into a set of offsets.  If a line
         /// spans multiple offsets (e.g. a 3-byte instruction), offsets for every
@@ -2741,6 +2878,54 @@ namespace SourceGenWPF {
             }
         }
 
+        public bool CanUndo() {
+            return (mProject != null && mProject.CanUndo);
+        }
+
+        /// <summary>
+        /// Handles Edit - Undo.
+        /// </summary>
+        public void UndoChanges() {
+            if (!mProject.CanUndo) {
+                Debug.Assert(false, "Nothing to undo");
+                return;
+            }
+            ChangeSet cs = mProject.PopUndoSet();
+            ApplyChanges(cs, true);
+#if false
+            UpdateMenuItemsAndTitle();
+
+            // If the debug dialog is visible, update it.
+            if (mShowUndoRedoHistoryDialog != null) {
+                mShowUndoRedoHistoryDialog.BodyText = mProject.DebugGetUndoRedoHistory();
+            }
+#endif
+        }
+
+        public bool CanRedo() {
+            return (mProject != null && mProject.CanRedo);
+        }
+
+        /// <summary>
+        /// Handles Edit - Redo.
+        /// </summary>
+        public void RedoChanges() {
+            if (!mProject.CanRedo) {
+                Debug.Assert(false, "Nothing to redo");
+                return;
+            }
+            ChangeSet cs = mProject.PopRedoSet();
+            ApplyChanges(cs, false);
+#if false
+            UpdateMenuItemsAndTitle();
+
+            // If the debug dialog is visible, update it.
+            if (mShowUndoRedoHistoryDialog != null) {
+                mShowUndoRedoHistoryDialog.BodyText = mProject.DebugGetUndoRedoHistory();
+            }
+#endif
+        }
+
         #endregion References panel
 
         #region Notes panel

SourceGenWPF/Res/Strings.xaml

@@ -75,6 +75,9 @@ limitations under the License.
     <system:String x:Key="str_InitialParameters">Default settings:</system:String>
     <system:String x:Key="str_InitialSymbolFiles">Symbol files:</system:String>
     <system:String x:Key="str_InvalidAddress">(unknown address)</system:String>
+    <system:String x:Key="str_InvalidFormatWordSelCaption">Invalid Selection</system:String>
+    <system:String x:Key="str_InvalidFormatWordSelNon1" xml:space="preserve">Unable to format as word: selection must be an even number of bytes that have not previously been formatted as multi-byte values.&#x0d;&#x0d;Use Toggle Data Scan (Ctrl+D) to turn off auto-detection of strings and memory fill.</system:String>
+    <system:String x:Key="str_InvalidFormatWordSelUnevenFmt">Unable to format as word: each selected region must have an even number of bytes ({0} region(s) are selected).</system:String>
     <system:String x:Key="str_NoFilesAvailable">no files available</system:String>
     <system:String x:Key="str_OpenDataDoesntExist">The file doesn't exist.</system:String>
     <system:String x:Key="str_OpenDataEmpty">File is empty</system:String>

SourceGenWPF/Res/Strings.xaml.cs

@@ -131,6 +131,12 @@ namespace SourceGenWPF.Res {
             (string)Application.Current.FindResource("str_InitialSymbolFiles");
         public static string INVALID_ADDRESS =
             (string)Application.Current.FindResource("str_InvalidAddress");
+        public static string INVALID_FORMAT_WORD_SEL_CAPTION =
+            (string)Application.Current.FindResource("str_InvalidFormatWordSelCaption");
+        public static string INVALID_FORMAT_WORD_SEL_NON1 =
+            (string)Application.Current.FindResource("str_InvalidFormatWordSelNon1");
+        public static string INVALID_FORMAT_WORD_SEL_UNEVEN_FMT =
+            (string)Application.Current.FindResource("str_InvalidFormatWordSelUnevenFmt");
         public static string NO_FILES_AVAILABLE =
             (string)Application.Current.FindResource("str_NoFilesAvailable");
         public static string OPEN_DATA_DOESNT_EXIST =

SourceGenWPF/WpfGui/MainWindow.xaml

@@ -55,6 +55,11 @@ limitations under the License.
             </RoutedUICommand>
             <RoutedUICommand x:Key="CloseCmd" Text="Close"/>
             <RoutedUICommand x:Key="DebugSourceGenerationTestsCmd" Text="Source Generation Tests..."/>
+            <RoutedUICommand x:Key="DeleteMlcCmd" Text="Delete Note/Long Comment">
+                <RoutedUICommand.InputGestures>
+                    <KeyGesture>Del</KeyGesture>
+                </RoutedUICommand.InputGestures>
+            </RoutedUICommand>
             <RoutedUICommand x:Key="EditAddressCmd" Text="Set Address..."/>
             <RoutedUICommand x:Key="EditAppSettingsCmd" Text="Settings..."/>
             <RoutedUICommand x:Key="EditCommentCmd" Text="Edit Comment...">
@@ -92,6 +97,11 @@ limitations under the License.
                     <KeyGesture>F3</KeyGesture>
                 </RoutedUICommand.InputGestures>
             </RoutedUICommand>
+            <RoutedUICommand x:Key="FormatAsWordCmd" Text="Format As Word">
+                <RoutedUICommand.InputGestures>
+                    <KeyGesture>Ctrl+W</KeyGesture>
+                </RoutedUICommand.InputGestures>
+            </RoutedUICommand>
             <RoutedUICommand x:Key="FormatSplitAddressCmd" Text="Format Split-Address Table..."/>
             <RoutedUICommand x:Key="GotoCmd" Text="Go To...">
                 <RoutedUICommand.InputGestures>
@@ -135,6 +145,11 @@ limitations under the License.
                     <KeyGesture>Ctrl+D</KeyGesture>
                 </RoutedUICommand.InputGestures>
             </RoutedUICommand>
+            <RoutedUICommand x:Key="ToggleSingleByteFormatCmd" Text="Toggle Single-Byte Format">
+                <RoutedUICommand.InputGestures>
+                    <KeyGesture>Ctrl+B</KeyGesture>
+                </RoutedUICommand.InputGestures>
+            </RoutedUICommand>
             <RoutedUICommand x:Key="UndoCmd" Text="Undo">
                 <RoutedUICommand.InputGestures>
                     <KeyGesture>Ctrl+Z</KeyGesture>
@@ -157,6 +172,8 @@ limitations under the License.
                         CanExecute="IsProjectOpen" Executed="CloseCmd_Executed"/>
         <CommandBinding Command="Copy"
                         CanExecute="IsProjectOpen" Executed="CopyCmd_Executed"/>
+        <CommandBinding Command="{StaticResource DeleteMlcCmd}"
+                        CanExecute="CanDeleteMlc" Executed="DeleteMlcCmd_Executed"/>
         <CommandBinding Command="{StaticResource DebugSourceGenerationTestsCmd}"
                         Executed="DebugSourceGenerationTestsCmd_Executed"/>
         <CommandBinding Command="{StaticResource EditAddressCmd}"
@@ -183,6 +200,8 @@ limitations under the License.
                         CanExecute="IsProjectOpen" Executed="FindCmd_Executed"/>
         <CommandBinding Command="{StaticResource FindNextCmd}"
                         CanExecute="IsProjectOpen" Executed="FindNextCmd_Executed"/>
+        <CommandBinding Command="{StaticResource FormatAsWordCmd}"
+                        CanExecute="CanFormatAsWord" Executed="FormatAsWordCmd_Executed"/>
         <CommandBinding Command="{StaticResource FormatSplitAddressCmd}"
                         CanExecute="CanFormatSplitAddress" Executed="FormatSplitAddressCmd_Executed"/>
         <CommandBinding Command="{StaticResource GotoCmd}"
@@ -224,6 +243,8 @@ limitations under the License.
                         CanExecute="IsProjectOpen" Executed="ShowHexDumpCmd_Executed"/>
         <CommandBinding Command="{StaticResource ToggleDataScanCmd}"
                         CanExecute="IsProjectOpen" Executed="ToggleDataScanCmd_Executed"/>
+        <CommandBinding Command="{StaticResource ToggleSingleByteFormatCmd}"
+                        CanExecute="CanToggleSingleByteFormat" Executed="ToggleSingleByteFormatCmd_Executed"/>
         <CommandBinding Command="{StaticResource UndoCmd}"
                         CanExecute="CanUndo" Executed="UndoCmd_Executed"/>
     </Window.CommandBindings>
@@ -281,9 +302,9 @@ limitations under the License.
                 <MenuItem Command="{StaticResource RemoveHintsCmd}" InputGestureText="Ctrl+H, Ctrl+R"/>
                 <Separator/>
                 <MenuItem Command="{StaticResource FormatSplitAddressCmd}"/>
-                <MenuItem Header="Toggle Single-Byte Format"/> <!-- Ctrl+B -->
+                <MenuItem Command="{StaticResource ToggleSingleByteFormatCmd}"/>
-                <MenuItem Header="Format As Word"/> <!-- Ctrl+W -->
+                <MenuItem Command="{StaticResource FormatAsWordCmd}"/>
-                <MenuItem Header="Delete Note/Long Comment"/> <!-- Del -->
+                <MenuItem Command="{StaticResource DeleteMlcCmd}"/>
                 <Separator/>
                 <MenuItem Command="{StaticResource ShowHexDumpCmd}"/>
             </MenuItem>

SourceGenWPF/WpfGui/MainWindow.xaml.cs

@@ -745,6 +745,10 @@ namespace SourceGenWPF.WpfGui {
             e.CanExecute = IsProjectOpen();
         }
 
+        private void CanDeleteMlc(object sender, CanExecuteRoutedEventArgs e) {
+            e.CanExecute = IsProjectOpen() && mMainCtrl.CanDeleteMlc();
+        }
+
         private void CanEditAddress(object sender, CanExecuteRoutedEventArgs e) {
             e.CanExecute = IsProjectOpen() && mMainCtrl.CanEditAddress();
         }
@@ -777,6 +781,10 @@ namespace SourceGenWPF.WpfGui {
             e.CanExecute = IsProjectOpen() && mMainCtrl.CanEditStatusFlags();
         }
 
+        private void CanFormatAsWord(object sender, CanExecuteRoutedEventArgs e) {
+            e.CanExecute = IsProjectOpen() && mMainCtrl.CanFormatAsWord();
+        }
+
         private void CanFormatSplitAddress(object sender, CanExecuteRoutedEventArgs e) {
             e.CanExecute = IsProjectOpen() && mMainCtrl.CanFormatSplitAddress();
         }
@@ -818,6 +826,10 @@ namespace SourceGenWPF.WpfGui {
                 (counts.mCodeHints != 0 || counts.mDataHints != 0 || counts.mInlineDataHints != 0);
         }
 
+        private void CanToggleSingleByteFormat(object sender, CanExecuteRoutedEventArgs e) {
+            e.CanExecute = IsProjectOpen() && mMainCtrl.CanToggleSingleByteFormat();
+        }
+
         private void CanNavigateBackward(object sender, CanExecuteRoutedEventArgs e) {
             e.CanExecute = IsProjectOpen() && mMainCtrl.CanNavigateBackward();
         }
@@ -860,6 +872,10 @@ namespace SourceGenWPF.WpfGui {
             mMainCtrl.RunSourceGenerationTests();
         }
 
+        private void DeleteMlcCmd_Executed(object sender, ExecutedRoutedEventArgs e) {
+            mMainCtrl.DeleteMlc();
+        }
+
         private void EditAddressCmd_Executed(object sender, ExecutedRoutedEventArgs e) {
             mMainCtrl.EditAddress();
         }
@@ -912,6 +928,10 @@ namespace SourceGenWPF.WpfGui {
             mMainCtrl.FindNext();
         }
 
+        private void FormatAsWordCmd_Executed(object sender, ExecutedRoutedEventArgs e) {
+            mMainCtrl.FormatAsWord();
+        }
+
         private void FormatSplitAddressCmd_Executed(object sender, ExecutedRoutedEventArgs e) {
             mMainCtrl.FormatSplitAddress();
         }
@@ -1023,6 +1043,10 @@ namespace SourceGenWPF.WpfGui {
             mMainCtrl.ToggleDataScan();
         }
 
+        private void ToggleSingleByteFormatCmd_Executed(object sender, ExecutedRoutedEventArgs e) {
+            mMainCtrl.ToggleSingleByteFormat();
+        }
+
         private void UndoCmd_Executed(object sender, ExecutedRoutedEventArgs e) {
             mMainCtrl.UndoChanges();
         }