Element proc and user handled focus

This commit is contained in:
Synthasmagoria 2026-08-01 12:59:53 +02:00
commit 8dfa484cdc
2 changed files with 37 additions and 54 deletions

View file

@ -56,6 +56,7 @@ main :: proc() {
button_config := ui.ElementConfiguration {margin = {4.0, 4.0}}
button_margin_value_string_x := cstring(make([^]u8, INPUT_FLOAT_CHARACTERS))
button_margin_value_string_y := cstring(make([^]u8, INPUT_FLOAT_CHARACTERS))
element_focus_id := ui.element_id_invalid()
for !rl.WindowShouldClose() {
ui.start(&ctx, origin = {0, 0}, size = {WINDOW_WIDTH, WINDOW_HEIGHT})
@ -64,7 +65,7 @@ main :: proc() {
for j in 0..<10 {
config := button_config
config.label = fmt.ctprintf("%d", i * 10 + j)
ui.button(dimensions = {ui.Size_Pixels(64.0), ui.Size_Percentage(1.0)}, config = config)
ui.element(.Button, dimensions = {ui.Size_Pixels(64.0), ui.Size_Percentage(1.0)}, config = config)
ui.same_line()
}
ui.container_end()
@ -76,14 +77,14 @@ main :: proc() {
for j in 0..<10 {
config := button_config
config.label = fmt.ctprintf("%d", 70 + j)
ui.button(dimensions = {ui.Size_Pixels(64.0), ui.Size_Percentage(0.5)}, config = config)
ui.element(.Button, dimensions = {ui.Size_Pixels(64.0), ui.Size_Percentage(0.5)}, config = config)
ui.same_line()
}
ctx.same_line = false
for j in 0..<10 {
config := button_config
config.label = fmt.ctprintf("%d", 80 + j)
ui.button(dimensions = {ui.Size_Pixels(64.0), ui.Size_Percentage(0.5)}, config = config)
ui.element(.Button, dimensions = {ui.Size_Pixels(64.0), ui.Size_Percentage(0.5)}, config = config)
ui.same_line()
}
ui.container_end()
@ -92,7 +93,7 @@ main :: proc() {
for j in 0..<10 {
config := button_config
config.label = fmt.ctprintf("%d", 90 + j)
ui.button(dimensions = {ui.Size_Percentage(0.1), ui.Size_Percentage(1.0)}, config = config)
ui.element(.Button, dimensions = {ui.Size_Percentage(0.1), ui.Size_Percentage(1.0)}, config = config)
ui.same_line()
}
ui.container_end()
@ -102,7 +103,7 @@ main :: proc() {
defer rl.EndDrawing()
rl.ClearBackground(rl.BLACK)
render_ui_elements(&ctx, elements)
render_ui_elements(&ctx, &element_focus_id, elements)
ui.start(&ctx, {0, 0}, {WINDOW_WIDTH, WINDOW_HEIGHT})
config := ui.ElementConfiguration{margin = V2_ONE * 4, padding = V2_ONE * 4, color = ui.col(rl.MAGENTA)}
@ -118,10 +119,10 @@ main :: proc() {
debug_elements := ui.end()
if rl.IsKeyPressed(.TAB) {
ui.focus_next_element(&ctx, {.InputFloat})
element_focus_id = ui.focus_next_element(element_focus_id, {.InputFloat})
}
render_ui_elements(&ctx, debug_elements)
render_ui_elements(&ctx, &element_focus_id, debug_elements)
}
}
@ -131,11 +132,11 @@ ui_slider_2d :: proc(width, height: ui.Size_Percentage, config: ui.ElementConfig
data: ^UiElementData_Slider
data = new(UiElementData_Slider, allocator)
data^ = {value = &value.x, min = min, max = max}
ui.slider(dimensions, {margin = config.margin}, data)
ui.element(.Slider, dimensions, {margin = config.margin}, data)
ui.same_line()
data = new(UiElementData_Slider, allocator)
data^ = {value = &value.y, min = min, max = max}
ui.slider(dimensions, {margin = config.margin}, data)
ui.element(.Slider, dimensions, {margin = config.margin}, data)
ui.container_end()
return container
}
@ -146,20 +147,20 @@ ui_input_float_2d :: proc(width, height: ui.Size_Percentage, config: ui.ElementC
data: ^UiElementData_FloatInput
data = new(UiElementData_FloatInput, allocator)
data^ = {value_string = value_string_x, value = &value.x}
ui.input_float(dimensions, {margin = config.margin}, data)
ui.element(.InputFloat, dimensions, {margin = config.margin}, data)
ui.same_line()
data = new(UiElementData_FloatInput, allocator)
data^ = {value_string = value_string_x, value = &value.x}
ui.input_float(dimensions, {margin = config.margin}, data)
ui.element(.InputFloat, dimensions, {margin = config.margin}, data)
ui.container_end()
return container
}
render_ui_elements :: proc(ctx: ^ui.Context, elements: []ui.Element) {
render_ui_elements :: proc(ctx: ^ui.Context, focus_element_id: ^ui.ElementId, elements: []ui.Element) {
for element in elements {
area := rl.Rectangle(element.area)
switch element.type {
#partial switch element.type {
case .Container:
dim := rl.Color {0, 0, 0, 192}
if element.data != nil {
@ -191,8 +192,8 @@ render_ui_elements :: proc(ctx: ^ui.Context, elements: []ui.Element) {
rl.GuiSlider(area, "", "", data.value, data.min, data.max)
case .InputFloat:
data := cast(^UiElementData_FloatInput)element.data
if rl.GuiValueBoxFloat(area, element.label, data.value_string, data.value, ui.is_element_focused(ctx, element)) == 1 {
ui.focus_element(ctx, element)
if rl.GuiValueBoxFloat(area, element.label, data.value_string, data.value, element.id == focus_element_id^) == 1 {
focus_element_id^ = element.id
}
}
}

60
ui.odin
View file

@ -18,7 +18,6 @@ ctx: ^Context
Context :: struct {
origin: v2,
element_focus_id: ElementId,
container_count: u16,
containers: [dynamic]int,
container_last_element: [dynamic]int,
@ -57,6 +56,17 @@ ElementType :: enum {
Button,
Slider,
InputFloat,
Dropdown,
Custom0,
Custom1,
Custom2,
Custom3,
Custom4,
Custom5,
Custom6,
Custom7,
Custom8,
Custom9,
}
@rodata element_type_input := bit_set[ElementType] {.InputFloat}
@ -109,36 +119,22 @@ same_line :: proc() {
ctx.same_line = true
}
focus_element :: proc(ctx: ^Context, element: Element) {
ctx.element_focus_id = element.id
focus_next_element :: proc(id: ElementId, allowed_focus: bit_set[ElementType]) -> ElementId {
if id == element_id_invalid() {
return element_id_invalid()
}
unfocus_element :: proc(ctx: ^Context) {
ctx.element_focus_id = element_id_invalid()
}
is_element_focused :: proc(ctx: ^Context, element: Element) -> bool {
return ctx.element_focus_id == element.id
}
focus_next_element :: proc(ctx: ^Context, allowed_focus := element_type_input) {
if ctx.element_focus_id == element_id_invalid() {
return
}
element_index := int(ctx.element_focus_id.element_index)
element_index := int(id.element_index)
if element_index + 1 >= len(ctx.elements) {
ctx.element_focus_id = element_id_invalid()
return
return element_id_invalid()
}
element_index += 1
for element_index < len(ctx.elements) {
if ctx.elements[element_index].type in allowed_focus {
ctx.element_focus_id = ctx.elements[element_index].id
return
return ctx.elements[element_index].id
}
element_index += 1
}
ctx.element_focus_id = element_id_invalid()
return element_id_invalid()
}
container_begin :: proc(dimensions: Dimensions, config: ElementConfiguration, data: rawptr = nil) -> ^Element {
@ -174,7 +170,8 @@ container_end :: proc() {
ctx.same_line = false
}
assert_no_dimensions_percentage_in_auto_container :: proc(dimensions: Dimensions) {
element :: proc(element_type: ElementType, dimensions: Dimensions, config: ElementConfiguration, data: rawptr = nil) -> ^Element {
assert(element_type != .Container)
container := _container_current()
if _, is_auto := container.dimensions.width.(Size_Auto); is_auto {
_, is_pixels := dimensions.width.(Size_Pixels)
@ -184,24 +181,9 @@ assert_no_dimensions_percentage_in_auto_container :: proc(dimensions: Dimensions
_, is_pixels := dimensions.height.(Size_Pixels)
assert(is_pixels, "Any height that is not Size_Pixels is disallowed in a container using Size_Auto for height")
}
}
button :: proc(dimensions: Dimensions, config: ElementConfiguration, data: rawptr = nil) -> ^Element {
assert_no_dimensions_percentage_in_auto_container(dimensions)
area := _resolve_element_area(dimensions, config.margin)
return _append_element({area = area, config = config, type = .Button, dimensions = dimensions, data = data})
}
slider :: proc(dimensions: Dimensions, config: ElementConfiguration, data: rawptr = nil) -> ^Element {
assert_no_dimensions_percentage_in_auto_container(dimensions)
area := _resolve_element_area(dimensions, config.margin)
return _append_element({area = area, config = config, type = .Slider, dimensions = dimensions, data = data})
}
input_float :: proc(dimensions: Dimensions, config: ElementConfiguration, data: rawptr = nil) -> ^Element {
assert_no_dimensions_percentage_in_auto_container(dimensions)
area := _resolve_element_area(dimensions, config.margin)
return _append_element({area = area, config = config, type = .InputFloat, dimensions = dimensions, data = data})
return _append_element({area = area, config = config, type = element_type, dimensions = dimensions, data = data})
}
get_element_outer_area :: proc(element: Element) -> rect2 {