Draw markedText in MMCoreTextView if imstyle=1

src/MacVim/MMBackend.m

@@ -2092,6 +2092,8 @@ extern GuiFont gui_mch_retain_font(GuiFont font);
         [self setImState:NO];
     } else if (BackingPropertiesChangedMsgID == msgid) {
         [self redrawScreen];
+    } else if (RedrawBlockMsgID == msgid) {
+        [self handleRedrawBlock:data];
     } else {
         ASLogWarn(@"Unknown message received (msgid=%d)", msgid);
     }
@@ -3008,6 +3010,17 @@ extern GuiFont gui_mch_retain_font(GuiFont font);
     }
 }
 
+- (void)handleRedrawBlock:(NSData *)data
+{
+    const void *bytes = [data bytes];
+    int row1 = *((int*)bytes);  bytes += sizeof(int);
+    int col1 = *((int*)bytes);  bytes += sizeof(int);
+    int row2 = *((int*)bytes);  bytes += sizeof(int);
+    int col2 = *((int*)bytes);
+
+    gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR);
+}
+
 #ifdef FEAT_BEVAL
 - (void)bevalCallback:(id)sender
 {

src/MacVim/MMCoreTextView.h

@@ -18,6 +18,8 @@
     int                         maxRows, maxColumns;
     NSColor                     *defaultBackgroundColor;
     NSColor                     *defaultForegroundColor;
+    int                         defaultBackgroundHexColor;
+    int                         defaultForegroundHexColor;
     NSSize                      cellSize;
     NSFont                      *font;
     NSFont                      *fontWide;
@@ -51,6 +53,12 @@
     void *trackingRectUserData_;
     NSTrackingRectTag lastToolTipTag_;
     NSString* toolTip_;
+
+    NSUInteger                  markedRangeLength;
+    int                         markedTextStartRow;
+    int                         markedTextStartColumn;
+    int                         markedTextEndRow;
+    int                         markedTextEndColumn;
 }
 
 - (id)initWithFrame:(NSRect)frame;
@@ -90,6 +98,7 @@
 - (void)setInlineIm:(BOOL)enable;
 - (void)activateIm:(BOOL)enable;
 - (void)checkImState;
+- (void)clearMarkedText;
 - (BOOL)convertPoint:(NSPoint)point toRow:(int *)row column:(int *)column;
 - (NSRect)rectForRow:(int)row column:(int)column numRows:(int)nr
           numColumns:(int)nc;

src/MacVim/MMCoreTextView.m

@@ -205,6 +205,13 @@ defaultAdvanceForFont(NSFont *font)
     if (defaultBackgroundColor != bgColor) {
         [defaultBackgroundColor release];
         defaultBackgroundColor = bgColor ? [bgColor retain] : nil;
+        if (bgColor) {
+            defaultBackgroundHexColor =
+                (int)(bgColor.blueComponent * 0xff) |
+                ((int)(bgColor.greenComponent * 0xff) << 8) |
+                ((int)(bgColor.redComponent * 0xff) << 16) |
+                (0xff << 24);
+        }
     }
 
     // NOTE: The default foreground color isn't actually used for anything, but
@@ -213,6 +220,13 @@ defaultAdvanceForFont(NSFont *font)
     if (defaultForegroundColor != fgColor) {
         [defaultForegroundColor release];
         defaultForegroundColor = fgColor ? [fgColor retain] : nil;
+        if (fgColor) {
+            defaultForegroundHexColor =
+                (int)(fgColor.blueComponent * 0xff) |
+                ((int)(fgColor.greenComponent * 0xff) << 8) |
+                ((int)(fgColor.redComponent * 0xff) << 16) |
+                (0xff << 24);
+        }
     }
 }
 
@@ -499,6 +513,23 @@ defaultAdvanceForFont(NSFont *font)
     [helper setMarkedText:text selectedRange:range];
 }
 
+- (void)clearMarkedText
+{
+    if (![helper inlineIm]) {
+        [self redrawMarkedTextBlock];
+    }
+}
+
+- (void)redrawMarkedTextBlock
+{
+    NSMutableData *data = [NSMutableData data];
+    [data appendBytes:&markedTextStartRow length:sizeof(int)];
+    [data appendBytes:&markedTextStartColumn length:sizeof(int)];
+    [data appendBytes:&markedTextEndRow length:sizeof(int)];
+    [data appendBytes:&markedTextEndColumn length:sizeof(int)];
+    [[self vimController] sendMessage:RedrawBlockMsgID data:data];
+}
+
 - (void)unmarkText
 {
     [helper unmarkText];
@@ -652,6 +683,40 @@ defaultAdvanceForFont(NSFont *font)
 
        [drawData removeAllObjects];
     }
+
+    if ([helper hasMarkedText] && ![helper inlineIm]) {
+        NSString *text = [[helper markedText] string];
+        // Draw marked text
+        CFStringRef sref = (__bridge CFStringRef)text;
+        CFIndex unilength = CFStringGetLength(sref);
+        const UniChar *unichars = CFStringGetCharactersPtr(sref);
+        UniChar *buffer = NULL;
+        if (unichars == NULL) {
+            buffer = malloc(unilength * sizeof(UniChar));
+            CFStringGetCharacters(sref, CFRangeMake(0, unilength), buffer);
+            unichars = buffer;
+        }
+
+        int row = [helper preEditRow];
+        int col = [helper preEditColumn];
+
+        markedTextStartRow = row;
+        markedTextEndRow = row;
+        markedTextStartColumn = col;
+        markedTextEndColumn = col + unilength * 2;
+
+        [self drawString:unichars length:unilength
+                   atRow:row column:col cells:(unilength * 2)
+                          withFlags:(DRAW_WIDE|DRAW_UNDERL)
+                    foregroundColor:defaultForegroundHexColor
+                    backgroundColor:defaultBackgroundHexColor
+                       specialColor:defaultForegroundHexColor];
+
+        if (buffer) {
+            free(buffer);
+            buffer = NULL;
+        }
+    }
 }
 
 - (void)performBatchDrawWithData:(NSData *)data

src/MacVim/MMTextView.h

@@ -75,4 +75,5 @@
 - (void)deleteSign:(NSString *)signName;
 - (void)setToolTipAtMousePoint:(NSString *)string;
 - (void)setCGLayerEnabled:(BOOL)enabled;
+- (void)clearMarkedText;
 @end

src/MacVim/MMTextView.m

@@ -731,6 +731,10 @@
     [helper unmarkText];
 }
 
+- (void)clearMarkedText
+{
+}
+
 - (NSRect)firstRectForCharacterRange:(NSRange)range
 {
     return [helper firstRectForCharacterRange:range];

src/MacVim/MMTextViewHelper.m

@@ -213,6 +213,7 @@ KeyboardInputSourcesEqual(TISInputSourceRef a, TISInputSourceRef b)
         // called the input manager expects the marked text to be unmarked
         // automatically, hence the explicit unmarkText: call here.
         [self unmarkText];
+        [textView clearMarkedText];
     }
 
     // NOTE: 'string' is either an NSString or an NSAttributedString.  Since we
@@ -317,6 +318,7 @@ KeyboardInputSourcesEqual(TISInputSourceRef a, TISInputSourceRef b)
         // marked text moves outside the view as a result of scrolling.
         [self sendMarkedText:nil position:0];
         [self unmarkText];
+        [textView clearMarkedText];
         [[NSTextInputContext currentInputContext] discardMarkedText];
     }
 

src/MacVim/MacVim.h

@@ -253,6 +253,7 @@ enum {
     DisableThinStrokesMsgID,
     EnableInlineImMsgID,
     DisableInlineImMsgID,
+    RedrawBlockMsgID,
     LastMsgID   // NOTE: MUST BE LAST MESSAGE IN ENUM!
 };
 

src/MacVim/MacVim.m

@@ -107,6 +107,7 @@ char *MessageStrings[] =
     "DisableThinStrokesMsgID",
     "EnableInlineImMsgID",
     "DisableInlineImMsgID",
+    "RedrawBlockMsgID",
     "END OF MESSAGE IDs"     // NOTE: Must be last!
 };