finds the item chosen from the dropdown list

Signed-off-by: Jeff Carr <[email protected]>

1 files changed, 50 insertions, 0 deletions

diff --git a/place.go b/place.go
index 726e8ed..1ef1775 100644
--- a/place.go
+++ b/place.go
@@ -214,3 +214,53 @@ func textSize(n *tree.Node) (int, int) {
 	}
 	return width, height
 }
+
+// moves the gocui view the W and H offset on the screen
+/*
+	gocui defines the offset like this:
+
+ 	   width -> increases to the right
+	----------------------------------    hieght
+	|            H = 1               |   increases
+	|                                |       |
+	| W = 1                   W = 18 |       |
+	|                                |       v
+	|            H = 5               |   downwards
+	-------------------------------------
+*/
+// change over to this name
+func (tk *guiWidget) MoveToOffset(W, H int) {
+	tk.gocuiSetWH(W, H)
+}
+
+// returns where the corner of widget starts (upper left)
+func (tk *guiWidget) Position() (int, int) {
+	return tk.gocuiSize.w0, tk.gocuiSize.h0
+}
+
+func (tk *guiWidget) gocuiSetWH(sizeW, sizeH int) {
+	w := len(widget.GetString(tk.value))
+	lines := strings.Split(widget.GetString(tk.value), "\n")
+	h := len(lines)
+
+	// tk := n.tk
+	if tk.isFake {
+		tk.gocuiSize.w0 = sizeW
+		tk.gocuiSize.h0 = sizeH
+		tk.gocuiSize.w1 = tk.gocuiSize.w0 + w + me.FramePadW
+		tk.gocuiSize.h1 = tk.gocuiSize.h0 + h + me.FramePadH
+		return
+	}
+
+	if tk.frame {
+		tk.gocuiSize.w0 = sizeW
+		tk.gocuiSize.h0 = sizeH
+		tk.gocuiSize.w1 = tk.gocuiSize.w0 + w + me.FramePadW
+		tk.gocuiSize.h1 = tk.gocuiSize.h0 + h + me.FramePadH
+	} else {
+		tk.gocuiSize.w0 = sizeW - 1
+		tk.gocuiSize.h0 = sizeH - 1
+		tk.gocuiSize.w1 = tk.gocuiSize.w0 + w + 1
+		tk.gocuiSize.h1 = tk.gocuiSize.h0 + h + 1
+	}
+}