fox32os/launcher/about.asm

109 lines
2.8 KiB
NASM

; about dialog
const BACKGROUND_COLOR: 0xFF674764
; show the about dialog
; inputs:
; none
; outputs:
; none
about_dialog:
call disable_menu_bar
; create the window
mov r0, about_dialog_window_struct
mov r1, about_dialog_window_title
mov r2, 288
mov r3, 128
mov r4, 64
mov r5, 64
call new_window
; fill the window with the fox32 purple color
mov r0, BACKGROUND_COLOR
mov r1, about_dialog_window_struct
call fill_window
mov r0, about_dialog_window_struct
call get_window_overlay_number
; draw strings
mov r5, r0
mov r0, about_dialog_window_launcher_string
mov r1, 4
mov r2, 20
mov r3, 0xFFFFFFFF
mov r4, BACKGROUND_COLOR
call draw_str_to_overlay
call get_os_version
mov r10, r0
mov r11, r1
mov r12, r2
mov r0, about_dialog_window_os_version_string
mov r1, 4
mov r2, 36
mov r3, 0xFFFFFFFF
mov r4, BACKGROUND_COLOR
call draw_format_str_to_overlay
call get_rom_version
mov r10, r0
mov r11, r1
mov r12, r2
mov r0, about_dialog_window_rom_version_string
mov r1, 4
mov r2, 52
mov r3, 0xFFFFFFFF
mov r4, BACKGROUND_COLOR
call draw_format_str_to_overlay
mov r0, about_dialog_window_made_by_string_1
mov r1, 4
mov r2, 104
mov r3, 0xFFFFFFFF
mov r4, BACKGROUND_COLOR
call draw_str_to_overlay
mov r0, about_dialog_window_made_by_string_2
mov r1, 180
mov r2, 120
mov r3, 0xFFFFFFFF
mov r4, BACKGROUND_COLOR
call draw_str_to_overlay
about_dialog_event_loop:
mov r0, about_dialog_window_struct
call get_next_window_event
cmp r0, EVENT_TYPE_MOUSE_CLICK
ifz jmp about_dialog_mouse_down
about_dialog_event_loop_end:
call yield_task
rjmp about_dialog_event_loop
about_dialog_mouse_down:
; check if we are attempting to drag or close the window
cmp r2, 16
iflteq jmp about_dialog_drag_or_close_window
jmp about_dialog_event_loop_end
about_dialog_drag_or_close_window:
cmp r1, 8
iflteq jmp about_dialog_close_window
mov r0, about_dialog_window_struct
call start_dragging_window
jmp about_dialog_event_loop_end
about_dialog_close_window:
mov r0, about_dialog_window_struct
call destroy_window
call enable_menu_bar
jmp event_loop
about_dialog_window_title: data.str "About" data.8 0
about_dialog_window_struct: data.fill 0, 32
about_dialog_window_launcher_string: data.str "Launcher - the fox32os FXF launcher" data.8 0
about_dialog_window_made_by_string_1: data.str "fox32 - the computer made with love" data.8 0
about_dialog_window_made_by_string_2: data.str "by Ry and Lua" data.8 0
about_dialog_window_os_version_string: data.str "fox32os version %u.%u.%u" data.8 0
about_dialog_window_rom_version_string: data.str "fox32rom version %u.%u.%u" data.8 0