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* VerticalMenuView up/down working

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This commit is contained in:
Bryan Ashby 2014-11-01 09:50:11 -06:00
parent edc8266310
commit 4f3a8ac500
3 changed files with 63 additions and 21 deletions
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74
core/vertical_menu_view.js
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@ -28,6 +28,35 @@ function VerticalMenuView(client, options) {
self.xPositionCacheExpired = false;
}
};
this.drawItem = function(index) {
assert(!this.xPositionCacheExpired);
var item = self.items[index];
if(!item) {
return;
}
self.client.term.write(ansi.goto(item.xPosition, self.position.y));
this.client.term.write(self.getANSIColor(
index === self.focusedItemIndex || item.selected ? self.getFocusColor() : self.getColor()));
var text = strUtil.stylizeString(item.text, item.hasFocus ? self.focusTextStyle : self.textStyle);
self.client.term.write(text); // :TODO: apply justify
};
this.moveSelection = function(fromIndex, toIndex) {
assert(!self.xPositionCacheExpired);
assert(fromIndex >= 0 && fromIndex <= self.items.length);
assert(toIndex >= 0 && toIndex <= self.items.length);
self.items[fromIndex].focused = false;
self.drawItem(fromIndex);
self.items[toIndex].focused = true;
self.focusedItemIndex = toIndex;
self.drawItem(toIndex);
};
}
util.inherits(VerticalMenuView, MenuView);
@ -41,27 +70,11 @@ VerticalMenuView.prototype.setPosition = function(pos) {
VerticalMenuView.prototype.redraw = function() {
VerticalMenuView.super_.prototype.redraw.call(this);
var color = this.getColor();
var focusColor = this.getFocusColor();
console.log(focusColor);
var x = this.position.x;
var y = this.position.y;
var count = this.items.length;
var item;
var text;
this.cacheXPositions();
var count = this.items.length;
for(var i = 0; i < count; ++i) {
item = this.items[i];
this.client.term.write(ansi.goto(item.xPosition, y));
this.client.term.write(this.getANSIColor(i === this.focusedItemIndex || item.selected ? focusColor : color));
text = strUtil.stylizeString(item.text, item.hasFocus ? this.focusTextStyle : this.textStyle);
this.client.term.write(text); // :TODO: apply justify, and style
this.drawItem(i);
}
};
@ -69,4 +82,29 @@ VerticalMenuView.prototype.setFocus = function(focused) {
VerticalMenuView.super_.prototype.setFocus.call(this, focused);
this.redraw();
};
VerticalMenuView.prototype.onSpecialKeyPress = function(keyName) {
var prevFocusedItemIndex = this.focusedItemIndex;
if(this.isSpecialKeyMapped('up', keyName)) {
if(0 === this.focusedItemIndex) {
this.focusedItemIndex = this.items.length - 1;
} else {
this.focusedItemIndex--;
}
} else if(this.isSpecialKeyMapped('down', keyName)) {
if(this.items.length - 1 === this.focusedItemIndex) {
this.focusedItemIndex = 0;
} else {
this.focusedItemIndex++;
}
}
if(prevFocusedItemIndex !== this.focusedItemIndex) {
this.moveSelection(prevFocusedItemIndex, this.focusedItemIndex);
}
VerticalMenuView.super_.prototype.onSpecialKeyPress.call(this, keyName);
};