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window.v
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// Copyright (c) 2020-2021 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by a GPL license that can be found in the LICENSE file.
module ui
import gx
import gg
import clipboard
import eventbus
import time
import math
const (
default_window_color = gx.rgb(236, 236, 236)
default_font_size = 13
)
pub type ClickFn = fn (e MouseEvent, window &Window)
pub type KeyFn = fn (e KeyEvent, window &Window)
pub type ScrollFn = fn (e ScrollEvent, window &Window)
pub type MouseMoveFn = fn (e MouseMoveEvent, window &Window)
pub type ResizeFn = fn (w int, h int, window &Window)
pub type WindowFn = fn (window &Window)
[heap]
pub struct Window {
pub mut:
// pub:
ui &UI = voidptr(0)
children []Widget
child_window &Window = voidptr(0)
parent_window &Window = voidptr(0)
has_textbox bool // for initial focus
tab_index int
just_tabbed bool
state voidptr
// draw_fn DrawFn
title string
mx f64
my f64
width int
height int
click_fn ClickFn
mouse_down_fn ClickFn
mouse_up_fn ClickFn
files_droped_fn ClickFn
swipe_fn ClickFn
mouse_move_fn MouseMoveFn
scroll_fn ScrollFn
key_down_fn KeyFn
char_fn KeyFn
resize_fn ResizeFn
iconified_fn WindowFn
restored_fn WindowFn
quit_requested_fn WindowFn
suspended_fn WindowFn
resumed_fn WindowFn
on_init WindowFn
on_draw WindowFn
eventbus &eventbus.EventBus = eventbus.new()
resizable bool // resizable has limitation https://github.com/vlang/ui/issues/231
mode WindowSizeType
root_layout Layout = empty_stack
dpi_scale f32
// saved origin sizes
orig_width int
orig_height int
touch TouchInfo
bg_color gx.Color
// Text Config
text_cfg gx.TextCfg
// themes
color_themes map[string]ColorTheme
// widgets register
widgets map[string]Widget
widgets_counts map[string]int
// drag
dragger Dragger = Dragger{}
// tooltip
tooltip Tooltip = Tooltip{}
widgets_tooltip []Widget
tooltips []TooltipMessage
// with message
native_message bool
// focus stuff
do_focus bool
locked_focus string
// event manager
evt_mngr EventMngr
// Top subwindows
subwindows []&SubWindow
// ui mode on gg
immediate bool
children_immediate []Widget
needs_refresh bool = true
}
pub struct WindowConfig {
pub:
width int
height int
font_path string
title string
always_on_top bool
state voidptr
// draw_fn DrawFn
bg_color gx.Color = ui.default_window_color
on_click ClickFn
on_mouse_down ClickFn
on_mouse_up ClickFn
on_files_droped ClickFn
on_swipe ClickFn
on_key_down KeyFn
on_char KeyFn
on_scroll ScrollFn
on_resize ResizeFn
on_iconify WindowFn
on_restore WindowFn
on_quit_request WindowFn
on_suspend WindowFn
on_resume WindowFn
on_mouse_move MouseMoveFn
on_init WindowFn
on_draw WindowFn
children []Widget
custom_bold_font_path string
native_rendering bool
resizable bool
mode WindowSizeType
immediate bool
// Text Config
lines int = 10
// message
native_message bool = true
// drag & drop
enable_dragndrop bool = true
max_dropped_files int = 5
max_dropped_file_path_length int = 2048
}
/*
pub fn window2(cfg WindowConfig) &Window {
return window(cfg, cfg.children)
}
*/
fn C.sapp_mouse_locked() bool
fn on_event(e &gg.Event, mut window Window) {
/*
if false && e.typ != .mouse_move {
print('window.on_event() $e.typ ') // code=$e.char_code')
if C.sapp_mouse_locked() {
println('locked')
} else {
println('unlocked')
}
}
*/
// window.ui.needs_refresh = true
// window.refresh()
$if macos {
if window.ui.gg.native_rendering {
if e.typ in [.key_down, .mouse_scroll, .mouse_up] {
C.darwin_window_refresh()
} else {
C.darwin_window_refresh()
}
}
}
window.ui.ticks = 0
// window.ui.ticks_since_refresh = 0
// println("on_event: $e.typ")
match e.typ {
.mouse_down {
// println("mouse down")
window_mouse_down(e, mut window.ui)
// IMPORTANT: No more need since inside window_handle_tap:
// window_click(e, window.ui)
// touch like
window.touch.start = Touch{
pos: Pos{
x: int(e.mouse_x / window.ui.gg.scale)
y: int(e.mouse_y / window.ui.gg.scale)
}
time: time.now()
}
}
.mouse_up {
// println('mouseup')
window_mouse_up(e, mut window.ui)
// NOT THERE since already done
// touch-like
window.touch.end = Touch{
pos: Pos{
x: int(e.mouse_x / window.ui.gg.scale)
y: int(e.mouse_y / window.ui.gg.scale)
}
time: time.now()
}
window_touch_tap_and_swipe(e, window.ui)
}
.files_droped {
window_files_droped(e, mut window.ui)
}
.key_down {
// println('key down')
window_key_down(e, window.ui)
}
.char {
// println('char')
window_char(e, window.ui)
}
.mouse_scroll {
window_scroll(e, window.ui)
}
.mouse_move {
// println('mod=$e.modifiers $e.num_touches $e.key_repeat $e.mouse_button')
window_mouse_move(e, window.ui)
}
.resized {
window_resize(e, window.ui)
}
.iconified {
if window.iconified_fn != voidptr(0) {
window.iconified_fn(window)
}
}
.restored {
if window.restored_fn != voidptr(0) {
window.restored_fn(window)
}
}
.quit_requested {
if window.quit_requested_fn != voidptr(0) {
window.quit_requested_fn(window)
}
}
.suspended {
if window.suspended_fn != voidptr(0) {
window.suspended_fn(window)
}
}
.resumed {
if window.resumed_fn != voidptr(0) {
window.resumed_fn(window)
}
}
.touches_began {
if e.num_touches > 0 {
t := e.touches[0]
window.touch.start = Touch{
pos: Pos{
x: int(t.pos_x / window.ui.gg.scale)
y: int(t.pos_y / window.ui.gg.scale)
}
time: time.now()
}
window.touch.button = 0
window_touch_down(e, window.ui)
// println("touch BEGIN: ${window.touch.start} $e")
}
}
.touches_ended {
if e.num_touches > 0 {
t := e.touches[0]
window.touch.end = Touch{
pos: Pos{
x: int(t.pos_x / window.ui.gg.scale)
y: int(t.pos_y / window.ui.gg.scale)
}
time: time.now()
}
window.touch.button = -1
// println("touch END: ${window.touch.end} $window.touch.button")
window_touch_up(e, window.ui)
window_touch_tap_and_swipe(e, window.ui)
}
}
.touches_moved {
if e.num_touches > 0 {
t := e.touches[0]
window.touch.move = Touch{
pos: Pos{
x: int(t.pos_x / window.ui.gg.scale)
y: int(t.pos_y / window.ui.gg.scale)
}
time: time.now()
}
if e.num_touches > 1 {
window_touch_scroll(e, window.ui)
} else {
// println("touch move: ${window.touch.move} $window.touch.button")
window_touch_move(e, window.ui)
}
}
}
else {}
}
/*
if e.typ == .key_down {
game.key_down(e.key_code)
}
*/
}
fn gg_init(mut window Window) {
window.dpi_scale = gg.dpi_scale()
window_size := gg.window_size_real_pixels()
w := int(f32(window_size.width) / window.dpi_scale)
h := int(f32(window_size.height) / window.dpi_scale)
window.width, window.height = w, h
window.orig_width, window.orig_height = w, h
// println('gg_init: $w, $h')
// This add experimental ui message system
if !window.native_message {
window.add_message_dialog()
}
for mut child in window.children {
// println('init $child.id')
window.register_child(*child)
child.init(window)
}
// then subwindows
for mut sw in window.subwindows {
// println('init $child.id')
window.register_child(*sw)
sw.init(window)
}
// refresh the layout
window.update_layout()
if window.on_init != voidptr(0) {
window.on_init(window)
}
}
[manualfree]
fn gg_cleanup(mut window Window) {
// All the ckeanup goes here
for mut child in window.children {
// println('cleanup ${child.id()}')
child.cleanup()
}
unsafe { window.free() }
}
pub fn window(cfg WindowConfig) &Window {
/*
println('window()')
defer {
println('end of window()')
}
*/
mut width, mut height := cfg.width, cfg.height
mut resizable := cfg.resizable
mut fullscreen := false
mut sc_size := gg.Size{width, height}
// before fixing gg_screen_size() for other OS: Linux, Windows
$if macos {
sc_size = gg.screen_size()
}
match cfg.mode {
.max_size {
if sc_size.width > 0 {
width, height = sc_size.width, sc_size.height
resizable = true
}
}
.fullscreen {
if sc_size.width > 10 {
width, height = sc_size.width, sc_size.height
}
fullscreen = true
}
.resizable {
resizable = true
}
else {}
}
// default text_cfg
// m := f32(math.min(width, height))
mut text_cfg := gx.TextCfg{
color: gx.rgb(38, 38, 38)
align: gx.align_left
// vertical_align: gx.VerticalAlign.middle
// size: int(m / cfg.lines)
}
// C.printf(c'window() state =%p \n', cfg.state)
mut window := &Window{
state: cfg.state
// draw_fn: cfg.draw_fn
title: cfg.title
bg_color: cfg.bg_color
width: width
height: height
// orig_width: width // 800
// orig_height: height // 600
children: cfg.children
on_init: cfg.on_init
on_draw: cfg.on_draw
click_fn: cfg.on_click
key_down_fn: cfg.on_key_down
char_fn: cfg.on_char
scroll_fn: cfg.on_scroll
mouse_move_fn: cfg.on_mouse_move
mouse_down_fn: cfg.on_mouse_down
mouse_up_fn: cfg.on_mouse_up
files_droped_fn: cfg.on_files_droped
swipe_fn: cfg.on_swipe
resizable: resizable
mode: cfg.mode
resize_fn: cfg.on_resize
text_cfg: text_cfg
native_message: cfg.native_message
immediate: cfg.immediate
iconified_fn: cfg.on_iconify
restored_fn: cfg.on_restore
quit_requested_fn: cfg.on_quit_request
suspended_fn: cfg.on_suspend
resumed_fn: cfg.on_resume
}
// register default color themes
window.register_default_color_themes()
gcontext := gg.new_context(
width: width
height: height
use_ortho: true // This is needed for 2D drawing
create_window: true
window_title: cfg.title
resizable: resizable
fullscreen: fullscreen
frame_fn: if cfg.immediate {
frame_immediate
} else if cfg.native_rendering {
native_frame
} else {
frame
}
// native_frame_fn: native_frame
event_fn: on_event
user_data: window
font_path: if cfg.font_path == '' { gg.system_font_path() } else { cfg.font_path }
custom_bold_font_path: cfg.custom_bold_font_path
init_fn: gg_init
cleanup_fn: gg_cleanup
// keydown_fn: window_key_down
// char_fn: window_char
bg_color: cfg.bg_color // gx.rgb(230,230,230)
// window_state: ui
native_rendering: cfg.native_rendering
ui_mode: !cfg.immediate
// drag & drop
enable_dragndrop: cfg.enable_dragndrop
max_dropped_files: cfg.max_dropped_files
max_dropped_file_path_length: cfg.max_dropped_file_path_length
)
// wsize := gcontext.window.get_window_size()
// fsize := gcontext.window.get_framebuffer_size()
// scale := 2 //if wsize.width == fsize.width { 1 } else { 2 } // detect high dpi displays
mut ui_ctx := &UI{
gg: gcontext
clipboard: clipboard.new()
}
ui_ctx.load_icos()
/*
ui_ctx.gg.window.set_user_ptr(ui_ctx)
ui_ctx.gg.window.onkeydown(window_key_down)
ui_ctx.gg.window.onchar(window_char)
ui_ctx.gg.window.onmousemove(window_mouse_move)
ui_ctx.gg.window.on_click(window_click)
ui_ctx.gg.window.on_resize(window_resize)
ui_ctx.gg.window.on_scroll(window_scroll)
*/
window.ui = ui_ctx
/*
mut window := &Window{
state: cfg.state
ui: ui_ctx
//glfw_obj: ui_ctx.gg.window
draw_fn: cfg.draw_fn
title: cfg.title
bg_color: cfg.bg_color
width: cfg.width
height: cfg.height
children: children
click_fn: cfg.on_click
key_down_fn: cfg.on_key_down
scroll_fn: cfg.on_scroll
}
*/
// q := int(window)
// println('created window $q.hex()')
return window
}
pub fn (mut parent_window Window) child_window(cfg WindowConfig) &Window {
// q := int(parent_window)
// println('child_window() q=$q.hex() parent={parent_window:p} ${cfg.on_draw:p}')
mut window := &Window{
parent_window: parent_window
// state: parent_window.state
state: cfg.state
ui: parent_window.ui
// glfw_obj: parent_window.ui.gg.window
// draw_fn: cfg.draw_fn
on_draw: cfg.on_draw
title: cfg.title
bg_color: cfg.bg_color
width: cfg.width
height: cfg.height
children: cfg.children
click_fn: cfg.on_click
}
parent_window.child_window = window
for _, mut child in window.children {
// using `parent_window` here so that all events handled by the main window are redirected
// to parent_window.child_window.child
child.init(parent_window)
}
// window.set_cursor()
return window
}
/*
fn window_mouse_move(glfw_wnd voidptr, x, y f64) {
ui := &UI(glfw.get_window_user_pointer(glfw_wnd))
mut window := ui.window
x0,y0 := glfw.get_cursor_pos(glfw_wnd)
window.mx = int(x0)
window.my = int(y0)
e := MouseEvent{
x: int(x0)
y: int(y0)
}
/* if window.mouse_move_fn != 0 {
window.mouse_move_fn(e, &ui.window)
}
for child in window.children {
inside := child.point_inside(x, y) // TODO if ... doesn't work with interface calls
if inside {
child.mouse_move(e)
}
} */
window.eventbus.publish(events.on_mouse_move, &window, e)
}
*/
// fn window_resize(glfw_wnd voidptr, width int, height int) {
fn window_resize(event gg.Event, ui &UI) {
mut window := ui.window
$if resize ? {
println('window resize ($event.window_width ,$event.window_height)')
}
if !window.resizable {
return
}
window.resize(event.window_width, event.window_height)
window.eventbus.publish(events.on_resize, window, voidptr(0))
if window.resize_fn != voidptr(0) {
window.resize_fn(event.window_width, event.window_height, window)
}
}
fn window_mouse_move(event gg.Event, ui &UI) {
mut window := ui.window
e := MouseMoveEvent{
x: event.mouse_x / ui.gg.scale
y: event.mouse_y / ui.gg.scale
mouse_button: int(event.mouse_button)
}
if window.dragger.activated {
$if drag ? {
println('drag child ($e.x, $e.y)')
}
drag_child(mut window, e.x, e.y)
}
if window.mouse_move_fn != voidptr(0) {
window.mouse_move_fn(e, window)
}
window.update_tooltip(e)
window.eventbus.publish(events.on_mouse_move, window, e)
}
fn window_scroll(event gg.Event, ui &UI) {
window := ui.window
// println('title =$window.title')
e := ScrollEvent{
mouse_x: event.mouse_x / ui.gg.scale
mouse_y: event.mouse_y / ui.gg.scale
x: event.scroll_x / ui.gg.scale
y: event.scroll_y / ui.gg.scale
}
if window.scroll_fn != voidptr(0) {
window.scroll_fn(e, window)
}
window.eventbus.publish(events.on_scroll, window, e)
}
fn window_mouse_down(event gg.Event, mut ui UI) {
mut window := ui.window
e := MouseEvent{
action: .down
x: int(event.mouse_x / ui.gg.scale)
y: int(event.mouse_y / ui.gg.scale)
button: MouseButton(event.mouse_button)
mods: KeyMod(event.modifiers)
}
if int(event.mouse_button) < 3 {
ui.btn_down[int(event.mouse_button)] = true
}
if window.mouse_down_fn != voidptr(0) { // && action == voidptr(0) {
window.mouse_down_fn(e, window)
}
/*
for child in window.children {
inside := child.point_inside(x, y) // TODO if ... doesn't work with interface calls
if inside {
child.click(e)
}
}
*/
window.evt_mngr.point_inside_receivers(e, events.on_mouse_down)
if window.child_window != 0 {
// If there's a child window, use it, so that the widget receives correct user pointer
window.eventbus.publish(events.on_mouse_down, window.child_window, e)
} else {
window.eventbus.publish(events.on_mouse_down, window, e)
}
}
fn window_mouse_up(event gg.Event, mut ui UI) {
mut window := ui.window
e := MouseEvent{
action: .up
x: int(event.mouse_x / ui.gg.scale)
y: int(event.mouse_y / ui.gg.scale)
button: MouseButton(event.mouse_button)
mods: KeyMod(event.modifiers)
}
if int(event.mouse_button) < 3 {
ui.btn_down[int(event.mouse_button)] = false
}
if window.dragger.activated {
$if drag ? {
println('drag child ($e.x, $e.y)')
}
drop_child(mut window)
}
if window.child_window == 0 && window.mouse_up_fn != voidptr(0) { // && action == voidptr(0) {
window.mouse_up_fn(e, window)
}
/*
for child in window.children {
inside := child.point_inside(x, y) // TODO if ... doesn't work with interface calls
if inside {
child.click(e)
}
}
*/
if window.child_window != 0 {
// If there's a child window, use it, so that the widget receives correct user pointer
window.eventbus.publish(events.on_mouse_up, window.child_window, e)
// window.eventbus.unsubscribe()
} else {
window.eventbus.publish(events.on_mouse_up, window, e)
}
}
fn window_files_droped(event gg.Event, mut ui UI) {
mut window := ui.window
e := MouseEvent{
action: .down
x: int(event.mouse_x / ui.gg.scale)
y: int(event.mouse_y / ui.gg.scale)
button: MouseButton(event.mouse_button)
mods: KeyMod(event.modifiers)
}
if window.files_droped_fn != voidptr(0) { // && action == voidptr(0) {
window.files_droped_fn(e, window)
}
// window.evt_mngr.point_inside_receivers(e, events.on_files_droped)
if window.child_window != 0 {
// If there's a child window, use it, so that the widget receives correct user pointer
window.eventbus.publish(events.on_files_droped, window.child_window, e)
} else {
window.eventbus.publish(events.on_files_droped, window, e)
}
}
fn window_touch_scroll(event gg.Event, ui &UI) {
mut window := ui.window
// println('title =$window.title')
s, m := window.touch.start, window.touch.move
adx, ady := m.pos.x - s.pos.x, m.pos.y - s.pos.y
e := ScrollEvent{
mouse_x: f64(m.pos.x)
mouse_y: f64(m.pos.y)
x: f64(adx) / 30.0
y: f64(ady) / 30.0
}
window.touch.start = window.touch.move
if window.scroll_fn != voidptr(0) {
window.scroll_fn(e, window)
}
window.eventbus.publish(events.on_scroll, window, e)
}
fn window_touch_tap_and_swipe(event gg.Event, ui &UI) {
window := ui.window
s, e := window.touch.start, window.touch.end
adx, ady := math.abs(e.pos.x - s.pos.x), math.abs(e.pos.y - s.pos.y)
if math.max(adx, ady) < 10 {
window_touch_tap(event, ui)
} else {
window_touch_swipe(event, ui)
}
}
fn window_touch_tap(event gg.Event, ui &UI) {
window := ui.window
e := MouseEvent{
action: MouseAction.up // if event.typ == .mouse_up { MouseAction.up } else { MouseAction.down }
x: window.touch.end.pos.x
y: window.touch.end.pos.y
// button: MouseButton(event.mouse_button)
// mods: KeyMod(event.modifiers)
}
if window.click_fn != voidptr(0) && window.child_window == 0 { // && action == voidptr(0) {
window.click_fn(e, window)
}
if window.child_window != 0 {
// If there's a child window, use it, so that the widget receives correct user pointer
window.eventbus.publish(events.on_click, window.child_window, e)
} else {
window.eventbus.publish(events.on_click, window, e)
}
}
fn window_touch_swipe(event gg.Event, ui &UI) {
window := ui.window
e := MouseEvent{
action: MouseAction.up // if event.typ == .mouse_up { MouseAction.up } else { MouseAction.down }
x: window.touch.end.pos.x
y: window.touch.end.pos.y
// button: MouseButton(event.mouse_button)
// mods: KeyMod(event.modifiers)
}
if window.swipe_fn != voidptr(0) && window.child_window == 0 { // && action == voidptr(0) {
window.swipe_fn(e, window)
}
if window.child_window != 0 {
// If there's a child window, use it, so that the widget receives correct user pointer
window.eventbus.publish(events.on_swipe, window.child_window, e)
} else {
window.eventbus.publish(events.on_swipe, window, e)
}
}
fn window_touch_down(event gg.Event, ui &UI) {
mut window := ui.window
e := MouseEvent{
action: .down
x: window.touch.start.pos.x
y: window.touch.start.pos.y
}
window.evt_mngr.point_inside_receivers(e, events.on_mouse_down)
if window.mouse_down_fn != voidptr(0) {
window.mouse_down_fn(e, window)
}
window.eventbus.publish(events.on_touch_down, window, e)
}
fn window_touch_up(event gg.Event, ui &UI) {
window := ui.window
e := MouseEvent{
action: .up
x: window.touch.end.pos.x
y: window.touch.end.pos.y
}
if window.mouse_up_fn != voidptr(0) {
window.mouse_up_fn(e, window)
}
window.eventbus.publish(events.on_touch_up, window, e)
}
fn window_touch_move(event gg.Event, ui &UI) {
window := ui.window
e := MouseMoveEvent{
x: f64(window.touch.move.pos.x)
y: f64(window.touch.move.pos.y)
mouse_button: window.touch.button
}
if window.mouse_move_fn != voidptr(0) {
window.mouse_move_fn(e, window)
}
window.eventbus.publish(events.on_touch_move, window, e)
}
fn window_click(event gg.Event, ui &UI) {
window := ui.window
// println("typ $event.typ")
e := MouseEvent{
action: if event.typ == .mouse_up { MouseAction.up } else { MouseAction.down }
x: int(event.mouse_x / ui.gg.scale)
y: int(event.mouse_y / ui.gg.scale)
button: MouseButton(event.mouse_button)
mods: KeyMod(event.modifiers)
}
if window.click_fn != voidptr(0) { // && action == voidptr(0) {
window.click_fn(e, window)
}
/*
for child in window.children {
inside := child.point_inside(x, y) // TODO if ... doesn't work with interface calls
if inside {
child.click(e)
}
}
*/
if window.child_window != 0 {
// If there's a child window, use it, so that the widget receives correct user pointer
window.eventbus.publish(events.on_click, window.child_window, e)
} else {
window.eventbus.publish(events.on_click, window, e)
}
}
fn window_key_down(event gg.Event, ui &UI) {
// println('keydown char=$event.char_code')
mut window := ui.window
// C.printf(c'g child=%p\n', child)
// println('window_keydown $event')
e := KeyEvent{
key: Key(event.key_code)
mods: KeyMod(event.modifiers)
codepoint: event.char_code
code: int(event.key_code)
// action: action
// mods: mod
}
// TODO: [Ctl]+[Tab] and [Ctl]+[Shift]+[Tab] not captured by sokol
if e.key == .tab {
if shift_key(e.mods) {
window.focus_prev()
} else {
window.focus_next()
}
} else if e.key == .escape {
println('escape')
}
if e.key == .escape && window.child_window != 0 {
// Close the child window on Escape
window.child_window = &Window(0)
}
if window.key_down_fn != KeyFn(0) {
window.key_down_fn(e, window)
}
// TODO
if true { // action == 2 || action == 1 {
window.eventbus.publish(events.on_key_down, window, e)
} else {
window.eventbus.publish(events.on_key_up, window, e)
}
/*
for child in window.children {
is_focused := child.is_focused()
if !is_focused {
continue
}
child.key_down()
}
*/
}
// fn window_char(glfw_wnd voidptr, codepoint u32) {
fn window_char(event gg.Event, ui &UI) {
// println('keychar char=$event.char_code')
// println("window_char: $event")
window := ui.window
e := KeyEvent{
codepoint: event.char_code
mods: KeyMod(event.modifiers)
}
if window.char_fn != KeyFn(0) {
window.char_fn(e, window)
}
window.eventbus.publish(events.on_char, window, e)
}
pub fn (w &Window) set_cursor(cursor Cursor) {
// glfw.set_cursor(.ibeam)
// w.glfw_obj.set_cursor(.ibeam)
}
pub fn (w &Window) close() {
}
pub fn (mut w Window) refresh() {
w.ui.gg.refresh_ui()
$if macos {
C.darwin_window_refresh()
}
}
pub fn (w &Window) onmousedown(cb voidptr) {
}
/*
pub fn (w &Window) onkeydown(cb voidptr) {
}
*/
pub fn (mut w Window) on_click(func ClickFn) {
w.click_fn = func
}
pub fn (mut w Window) on_mousemove(func MouseMoveFn) {
w.mouse_move_fn = func
}
pub fn (mut w Window) on_scroll(func ScrollFn) {
w.scroll_fn = func
}
pub fn (w &Window) mouse_inside(x int, y int, width int, height int) bool {
return false
}
pub fn (w &Window) always_on_top(val bool) {
}
fn (w &Window) draw() {
}
fn frame(mut w Window) {
w.ui.gg.begin()
mut children := if w.child_window == 0 { w.children } else { w.child_window.children }
for mut child in children {
child.draw()
}
for mut sw in w.subwindows {
sw.draw()
}
draw_tooltip(w)
if w.on_draw != voidptr(0) {
w.on_draw(w)
}
/*
if w.child_window.on_draw != voidptr(0) {
println('have child on_draw()')
w.child_window.on_draw(w.child_window)
}
*/
w.ui.gg.end()
}
fn frame_immediate(mut w Window) {
w.ui.gg.begin()
for mut child in w.children_immediate {
child.draw()
}
if !w.needs_refresh {
// Draw 3 more frames after the "stop refresh" command
w.ui.ticks++
if w.ui.ticks > 3 {
return
}
}