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gocui
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comments and code rearrangement

This commit is contained in:
Jeff Carr 2025-01-31 10:28:08 -06:00
parent 8a4afa760d
commit c348940ca1
3 changed files with 61 additions and 38 deletions
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21
dropdown.go
View File

@ -155,22 +155,22 @@ func (w *guiWidget) dropdownClicked(mouseW, mouseH int) string {
return ""
}
var dtoggle bool
var dtoggle bool // temporarily tracking show & hide
var doffset int = 5 // how many spaces over the dropdown menu should be from the mouse
func dropdownUnclicked(mouseX, mouseH int) {
func dropdownUnclicked(mouseW, mouseH int) {
var d *guiWidget
// log.Log(GOCUI, "dropdownUnclicked() mouseup: got inside me.dropdown handler? wxh =", mouseX, mouseH)
// log.Log(GOCUI, "dropdownUnclicked() mouseup: got inside me.dropdown handler? wxh =", mouseW, mouseH)
if me.dropdownV == nil {
log.Log(GOCUI, "mouseUp() dropdownV = nil. you don't have a fake dropdown window to make visible", mouseX, mouseH)
log.Log(GOCUI, "mouseUp() dropdownV = nil. you don't have a fake dropdown window to make visible", mouseW, mouseH)
return
}
// log.Log(GOCUI, fmt.Sprintf("dropdownUnclicked at apparently (w=%d h=%d)", mouseX, mouseH))
// log.Log(GOCUI, "dropdownUnclicked() find out what the string is here", mouseX, mouseH, tk.gocuiSize.h1)
// log.Log(GOCUI, fmt.Sprintf("dropdownUnclicked at apparently (w=%d h=%d)", mouseW, mouseH))
// log.Log(GOCUI, "dropdownUnclicked() find out what the string is here", mouseW, mouseH, tk.gocuiSize.h1)
rootW := me.treeRoot.TK.(*guiWidget)
// examine everything under X & Y on the screen)
for i, w := range findByXY(rootW, mouseX, mouseH) {
for i, w := range findByXY(mouseW, mouseH) {
log.Log(GOCUI, "dropdownUnclicked()", i, w.WidgetType)
if w.WidgetType == widget.Dropdown {
d = w
@ -178,7 +178,7 @@ func dropdownUnclicked(mouseX, mouseH int) {
}
}
if d == nil {
log.Log(GOCUI, fmt.Sprintf("dropdownUnclicked() there was no dropdown widget at (w=%d h=%d)", mouseX, mouseH))
log.Log(GOCUI, fmt.Sprintf("dropdownUnclicked() there was no dropdown widget at (w=%d h=%d)", mouseW, mouseH))
return
}
log.Log(GOCUI, "dropdownUnclicked()", d.node.Strings(), "end. now try to enable me.dropdownV")
@ -191,8 +191,9 @@ func dropdownUnclicked(mouseX, mouseH int) {
tk.SetText("goodbye")
} else {
log.Log(GOCUI, "dropdownUnclicked() set visible=true")
tk.Show()
tk.MoveToOffset(mouseW+doffset, mouseH)
tk.SetText(dtext)
tk.Show()
dtoggle = true
}
}

32
find.go
View File

@ -5,8 +5,31 @@ import (
"go.wit.com/widget"
)
// returns the widget under the location on the screen
func findByXY(widget *guiWidget, w int, h int) []*guiWidget {
/*
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
// returns all the widgets under (X,H) that are visible
func findByXY(w int, h int) []*guiWidget {
rootW := me.treeRoot.TK.(*guiWidget)
// this searches the binary tree recursively (function is right below)
return findByXYreal(rootW, w, h)
}
// this checks a widget to see if it is under (W,H), then checks the widget's children
// anything that matches is passed back as an array of widgets
func findByXYreal(widget *guiWidget, w int, h int) []*guiWidget {
var widgets []*guiWidget
if !widget.Visible() {
@ -24,7 +47,7 @@ func findByXY(widget *guiWidget, w int, h int) []*guiWidget {
// search through the children widgets in the binary tree
for _, child := range widget.children {
widgets = append(widgets, findByXY(child, w, h)...)
widgets = append(widgets, findByXYreal(child, w, h)...)
}
return widgets
@ -33,8 +56,7 @@ func findByXY(widget *guiWidget, w int, h int) []*guiWidget {
func findUnderMouse() *guiWidget {
w, h := me.baseGui.MousePosition()
rootW := me.treeRoot.TK.(*guiWidget)
widgets := findByXY(rootW, w, h)
widgets := findByXY(w, h)
// search through all the widgets that were below the mouse click
var found *guiWidget

46
place.go
View File

@ -8,6 +8,29 @@ import (
"go.wit.com/widget"
)
/*
gocui defines the offset like this:
width -> increases to the right
---------------------------------- hieght
| H = 1 | increases
| | |
| W = 1 W = 18 | |
| | v
| H = 5 | downwards
-------------------------------------
*/
// moves the gocui view to the W and H offset on the screen
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 (w *guiWidget) placeBox(startW int, startH int) {
if w.WidgetType != widget.Box {
return
@ -215,29 +238,6 @@ 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")