add ignoreDockContrast option.

README.md

@@ -276,6 +276,9 @@ The screen on which every other node renders.
 │ box1    │ box2    │
 └─────────┴─────────┘
 ```
+- __ignoreDockContrast__ - normally, dockable borders will not dock if the
+  colors or attributes are different. this option will allow them to dock
+  regardless. it may produce some odd looking multi-colored borders though.
 - __fullUnicode__ - allow for rendering of East Asian double-width characters,
   utf-16 surrogate pairs, and unicode combining characters. this allows you to
   display text above the basic multilingual plane. this is behind an option

example/multiplex.js

@@ -14,7 +14,10 @@ var blessed = require('blessed')
 
 screen = blessed.screen({
   smartCSR: true,
-  log: process.env.HOME + '/blessed-terminal.log'
+  log: process.env.HOME + '/blessed-terminal.log',
+  fullUnicode: true,
+  dockBorders: true,
+  ignoreDockContrast: true
 });
 
 var left = blessed.terminal({
@@ -23,10 +26,11 @@ var left = blessed.terminal({
   cursorBlink: true,
   screenKeys: false,
   left: 0,
-  top: 2,
-  bottom: 2,
-  width: '40%',
-  border: 'line',
+  top: 0,
+  width: '50%',
+  border: {
+    type: 'line',
+  },
   style: {
     fg: 'default',
     bg: 'default',
@@ -47,11 +51,12 @@ var right = blessed.terminal({
   cursor: 'block',
   cursorBlink: true,
   screenKeys: false,
-  right: 2,
-  top: 2,
-  bottom: 2,
-  width: '40%',
-  border: 'line',
+  left: '50%-1',
+  top: 0,
+  width: '50%+1',
+  border: {
+    type: 'line',
+  },
   style: {
     fg: 'red',
     bg: 'black',

lib/widget.js

@@ -1086,22 +1086,30 @@ Screen.prototype._getAngle = function(lines, x, y) {
     , ch = lines[y][x][1];
 
   if (lines[y][x - 1] && langles[lines[y][x - 1][1]]) {
+    if (!this.options.ignoreDockContrast) {
       if (lines[y][x - 1][0] !== attr) return ch;
+    }
     angle |= 1 << 3;
   }
 
   if (lines[y - 1] && uangles[lines[y - 1][x][1]]) {
+    if (!this.options.ignoreDockContrast) {
       if (lines[y - 1][x][0] !== attr) return ch;
+    }
     angle |= 1 << 2;
   }
 
   if (lines[y][x + 1] && rangles[lines[y][x + 1][1]]) {
+    if (!this.options.ignoreDockContrast) {
       if (lines[y][x + 1][0] !== attr) return ch;
+    }
     angle |= 1 << 1;
   }
 
   if (lines[y + 1] && dangles[lines[y + 1][x][1]]) {
+    if (!this.options.ignoreDockContrast) {
       if (lines[y + 1][x][0] !== attr) return ch;
+    }
     angle |= 1 << 0;
   }