0,0 → 1,701 |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; ;; |
;; Copyright (C) KolibriOS team 2010. All rights reserved. ;; |
;; Distributed under terms of the GNU General Public License ;; |
;; ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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$Revision$ |
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include 'mousepointer.inc' |
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;============================================================================== |
;///// public functions /////////////////////////////////////////////////////// |
;============================================================================== |
|
mouse.LEFT_BUTTON_FLAG = 0001b |
mouse.RIGHT_BUTTON_FLAG = 0010b |
mouse.MIDDLE_BUTTON_FLAG = 0100b |
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mouse.BUTTONS_MASK = \ |
mouse.LEFT_BUTTON_FLAG or \ |
mouse.RIGHT_BUTTON_FLAG or \ |
mouse.MIDDLE_BUTTON_FLAG |
|
mouse.WINDOW_RESIZE_N_FLAG = 000001b |
mouse.WINDOW_RESIZE_W_FLAG = 000010b |
mouse.WINDOW_RESIZE_S_FLAG = 000100b |
mouse.WINDOW_RESIZE_E_FLAG = 001000b |
mouse.WINDOW_MOVE_FLAG = 010000b |
|
mouse.WINDOW_RESIZE_SW_FLAG = \ |
mouse.WINDOW_RESIZE_S_FLAG or \ |
mouse.WINDOW_RESIZE_W_FLAG |
mouse.WINDOW_RESIZE_SE_FLAG = \ |
mouse.WINDOW_RESIZE_S_FLAG or \ |
mouse.WINDOW_RESIZE_E_FLAG |
|
align 4 |
;------------------------------------------------------------------------------ |
mouse_check_events: ;////////////////////////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Check if mouse buttons state or cursor position has changed and call |
;? appropriate handlers |
;------------------------------------------------------------------------------ |
push eax ebx |
|
mov al, [BTN_DOWN] |
mov bl, [mouse.state.buttons] |
and al, mouse.BUTTONS_MASK |
mov cl, al |
xchg cl, [mouse.state.buttons] |
xor bl, al |
push eax ebx |
|
; did any mouse button changed its state? |
or bl, bl |
jz .check_position |
|
; yes it did, is that the first button of all pressed down? |
or cl, cl |
jnz .check_buttons_released |
|
; yes it is, activate window user is pointing at, if needed |
call mouse._.activate_sys_window_under_cursor |
|
; NOTE: this code wouldn't be necessary if we knew window did |
; already redraw itself after call above |
or eax, eax |
jz @f |
|
and [mouse.state.buttons], 0 |
jmp .exit |
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; is there any system button under cursor? |
@@: call mouse._.find_sys_button_under_cursor |
or eax, eax |
jz .check_buttons_released |
|
; yes there is, activate it and exit |
mov [mouse.active_sys_button.pbid], eax |
mov [mouse.active_sys_button.coord], ebx |
mov cl, [mouse.state.buttons] |
mov [mouse.active_sys_button.buttons], cl |
call sys_button_activate_handler |
jmp .exit |
|
.check_buttons_released: |
cmp [mouse.state.buttons], 0 |
jnz .buttons_changed |
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; did we press some button earlier? |
cmp [mouse.active_sys_button.pbid], 0 |
je .buttons_changed |
|
; yes we did, deactivate it |
xor eax, eax |
xchg eax, [mouse.active_sys_button.pbid] |
mov ebx, [mouse.active_sys_button.coord] |
mov cl, [mouse.active_sys_button.buttons] |
push eax ebx |
call sys_button_deactivate_handler |
pop edx ecx |
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; is the button under cursor the one we deactivated? |
call mouse._.find_sys_button_under_cursor |
cmp eax, ecx |
jne .exit |
cmp ebx, edx |
jne .exit |
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; yes it is, perform associated action |
mov cl, [mouse.active_sys_button.buttons] |
call sys_button_perform_handler |
jmp .exit |
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.buttons_changed: |
test byte[esp], mouse.LEFT_BUTTON_FLAG |
jz @f |
mov eax, [esp + 4] |
call .call_left_button_handler |
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@@: test byte[esp], mouse.RIGHT_BUTTON_FLAG |
jz @f |
mov eax, [esp + 4] |
call .call_right_button_handler |
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@@: test byte[esp], mouse.MIDDLE_BUTTON_FLAG |
jz .check_position |
mov eax, [esp + 4] |
call .call_middle_button_handler |
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.check_position: |
movzx eax, word[MOUSE_X] |
movzx ebx, word[MOUSE_Y] |
cmp eax, [mouse.state.pos.x] |
jne .position_changed |
cmp ebx, [mouse.state.pos.y] |
je .exit |
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.position_changed: |
xchg eax, [mouse.state.pos.x] |
xchg ebx, [mouse.state.pos.y] |
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call mouse._.move_handler |
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.exit: |
add esp, 8 |
pop ebx eax |
ret |
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.call_left_button_handler: |
test eax, mouse.LEFT_BUTTON_FLAG |
jnz mouse._.left_button_press_handler |
jmp mouse._.left_button_release_handler |
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.call_right_button_handler: |
test eax, mouse.RIGHT_BUTTON_FLAG |
jnz mouse._.right_button_press_handler |
jmp mouse._.right_button_release_handler |
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.call_middle_button_handler: |
test eax, mouse.MIDDLE_BUTTON_FLAG |
jnz mouse._.middle_button_press_handler |
jmp mouse._.middle_button_release_handler |
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;============================================================================== |
;///// private functions ////////////////////////////////////////////////////// |
;============================================================================== |
|
uglobal |
mouse.state: |
.pos POINT |
.buttons db ? |
|
; NOTE: since there's no unique and lifetime-constant button identifiers, |
; we're using two dwords to identify each of them: |
; * pbid - process slot (high 8 bits) and button id (low 24 bits) pack |
; * coord - left (high 16 bits) and top (low 16 bits) coordinates pack |
align 4 |
mouse.active_sys_button: |
.pbid dd ? |
.coord dd ? |
.buttons db ? |
|
align 4 |
mouse.active_sys_window: |
.pslot dd ? |
.old_box BOX |
.new_box BOX |
.delta POINT |
.last_ticks dd ? |
.action db ? |
endg |
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align 4 |
;------------------------------------------------------------------------------ |
mouse._.left_button_press_handler: ;/////////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Called when left mouse button has been pressed down |
;------------------------------------------------------------------------------ |
test [mouse.state.buttons], not mouse.LEFT_BUTTON_FLAG |
jnz .exit |
|
call mouse._.find_sys_window_under_cursor |
call mouse._.check_sys_window_actions |
mov [mouse.active_sys_window.action], al |
or eax, eax |
jz .exit |
|
xchg eax, edx |
test dl, mouse.WINDOW_MOVE_FLAG |
jz @f |
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mov eax, [timer_ticks] |
mov ebx, eax |
xchg ebx, [mouse.active_sys_window.last_ticks] |
sub eax, ebx |
cmp eax, 50 |
jg @f |
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mov [mouse.active_sys_window.last_ticks], 0 |
call sys_window_maximize_handler |
jmp .exit |
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@@: test [edi + WDATA.fl_wstate], WSTATE_MAXIMIZED |
jnz .exit |
mov [mouse.active_sys_window.pslot], esi |
lea eax, [edi + WDATA.box] |
mov ebx, mouse.active_sys_window.old_box |
mov ecx, BOX.sizeof |
call memmove |
mov ebx, mouse.active_sys_window.new_box |
call memmove |
test edx, mouse.WINDOW_MOVE_FLAG |
jz @f |
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call .calculate_n_delta |
call .calculate_w_delta |
jmp .call_window_handler |
|
@@: test dl, mouse.WINDOW_RESIZE_W_FLAG |
jz @f |
call .calculate_w_delta |
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@@: test dl, mouse.WINDOW_RESIZE_S_FLAG |
jz @f |
call .calculate_s_delta |
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@@: test dl, mouse.WINDOW_RESIZE_E_FLAG |
jz .call_window_handler |
call .calculate_e_delta |
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.call_window_handler: |
mov eax, mouse.active_sys_window.old_box |
call sys_window_start_moving_handler |
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.exit: |
ret |
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.calculate_n_delta: |
mov eax, [mouse.state.pos.y] |
sub eax, [mouse.active_sys_window.old_box.top] |
mov [mouse.active_sys_window.delta.y], eax |
ret |
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.calculate_w_delta: |
mov eax, [mouse.state.pos.x] |
sub eax, [mouse.active_sys_window.old_box.left] |
mov [mouse.active_sys_window.delta.x], eax |
ret |
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.calculate_s_delta: |
mov eax, [mouse.active_sys_window.old_box.top] |
add eax, [mouse.active_sys_window.old_box.height] |
sub eax, [mouse.state.pos.y] |
mov [mouse.active_sys_window.delta.y], eax |
ret |
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.calculate_e_delta: |
mov eax, [mouse.active_sys_window.old_box.left] |
add eax, [mouse.active_sys_window.old_box.width] |
sub eax, [mouse.state.pos.x] |
mov [mouse.active_sys_window.delta.x], eax |
ret |
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align 4 |
;------------------------------------------------------------------------------ |
mouse._.left_button_release_handler: ;///////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Called when left mouse button has been released |
;------------------------------------------------------------------------------ |
xor esi, esi |
xchg esi, [mouse.active_sys_window.pslot] |
or esi, esi |
jz .exit |
|
mov eax, esi |
shl eax, 5 |
add eax, window_data + WDATA.box |
mov ebx, mouse.active_sys_window.old_box |
mov ecx, BOX.sizeof |
call memmove |
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mov eax, mouse.active_sys_window.old_box |
mov ebx, mouse.active_sys_window.new_box |
call sys_window_end_moving_handler |
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.exit: |
ret |
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align 4 |
;------------------------------------------------------------------------------ |
mouse._.right_button_press_handler: ;////////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Called when right mouse button has been pressed down |
;------------------------------------------------------------------------------ |
test [mouse.state.buttons], not mouse.RIGHT_BUTTON_FLAG |
jnz .exit |
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call mouse._.find_sys_window_under_cursor |
call mouse._.check_sys_window_actions |
test al, mouse.WINDOW_MOVE_FLAG |
jz .exit |
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call sys_window_rollup_handler |
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.exit: |
ret |
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align 4 |
;------------------------------------------------------------------------------ |
mouse._.right_button_release_handler: ;//////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Called when right mouse button has been released |
;------------------------------------------------------------------------------ |
ret |
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align 4 |
;------------------------------------------------------------------------------ |
mouse._.middle_button_press_handler: ;///////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Called when middle mouse button has been pressed down |
;------------------------------------------------------------------------------ |
ret |
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align 4 |
;------------------------------------------------------------------------------ |
mouse._.middle_button_release_handler: ;/////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Called when middle mouse button has been released |
;------------------------------------------------------------------------------ |
ret |
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align 4 |
;------------------------------------------------------------------------------ |
mouse._.move_handler: ;//////////////////////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Called when cursor has been moved |
;------------------------------------------------------------------------------ |
;> eax = old x coord |
;> ebx = old y coord |
;------------------------------------------------------------------------------ |
cmp [mouse.active_sys_button.pbid], 0 |
jnz .exit |
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mov esi, [mouse.active_sys_window.pslot] |
or esi, esi |
jz .exit |
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mov eax, mouse.active_sys_window.new_box |
mov ebx, mouse.active_sys_window.old_box |
mov ecx, BOX.sizeof |
call memmove |
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mov dl, [mouse.active_sys_window.action] |
test dl, mouse.WINDOW_MOVE_FLAG |
jz .check_resize_w |
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mov eax, [mouse.state.pos.x] |
sub eax, [mouse.active_sys_window.delta.x] |
mov [mouse.active_sys_window.new_box.left], eax |
mov eax, [mouse.state.pos.y] |
sub eax, [mouse.active_sys_window.delta.y] |
mov [mouse.active_sys_window.new_box.top], eax |
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mov eax, [mouse.active_sys_window.new_box.left] |
or eax, eax |
jge @f |
xor eax, eax |
mov [mouse.active_sys_window.new_box.left], eax |
@@: add eax, [mouse.active_sys_window.new_box.width] |
cmp eax, [Screen_Max_X] |
jl @f |
sub eax, [Screen_Max_X] |
sub [mouse.active_sys_window.new_box.left], eax |
@@: mov eax, [mouse.active_sys_window.new_box.top] |
or eax, eax |
jge @f |
xor eax, eax |
mov [mouse.active_sys_window.new_box.top], eax |
@@: add eax, [mouse.active_sys_window.new_box.height] |
cmp eax, [Screen_Max_Y] |
jle .call_window_handler |
sub eax, [Screen_Max_Y] |
sub [mouse.active_sys_window.new_box.top], eax |
jmp .call_window_handler |
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.check_resize_w: |
test dl, mouse.WINDOW_RESIZE_W_FLAG |
jz .check_resize_s |
|
mov eax, [mouse.state.pos.x] |
sub eax, [mouse.active_sys_window.delta.x] |
mov [mouse.active_sys_window.new_box.left], eax |
sub eax, [mouse.active_sys_window.old_box.left] |
sub [mouse.active_sys_window.new_box.width], eax |
|
mov eax, [mouse.active_sys_window.new_box.width] |
sub eax, 127 |
jge @f |
add [mouse.active_sys_window.new_box.left], eax |
mov [mouse.active_sys_window.new_box.width], 127 |
@@: mov eax, [mouse.active_sys_window.new_box.left] |
or eax, eax |
jge .check_resize_s |
add [mouse.active_sys_window.new_box.width], eax |
xor eax, eax |
mov [mouse.active_sys_window.new_box.left], eax |
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.check_resize_s: |
test dl, mouse.WINDOW_RESIZE_S_FLAG |
jz .check_resize_e |
|
mov eax, [mouse.state.pos.y] |
add eax, [mouse.active_sys_window.delta.y] |
sub eax, [mouse.active_sys_window.old_box.top] |
mov [mouse.active_sys_window.new_box.height], eax |
|
push eax |
mov edi, esi |
shl edi, 5 |
add edi, window_data |
call window._.get_rolledup_height |
mov ecx, eax |
pop eax |
mov eax, [mouse.active_sys_window.new_box.height] |
cmp eax, ecx |
jge @f |
mov eax, ecx |
mov [mouse.active_sys_window.new_box.height], eax |
@@: add eax, [mouse.active_sys_window.new_box.top] |
cmp eax, [Screen_Max_Y] |
jle .check_resize_e |
sub eax, [Screen_Max_Y] |
neg eax |
add [mouse.active_sys_window.new_box.height], eax |
mov ecx, [Screen_Max_Y] |
cmp ecx, eax |
jge .check_resize_e |
mov [mouse.active_sys_window.new_box.height], ecx |
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.check_resize_e: |
test dl, mouse.WINDOW_RESIZE_E_FLAG |
jz .call_window_handler |
|
mov eax, [mouse.state.pos.x] |
add eax, [mouse.active_sys_window.delta.x] |
sub eax, [mouse.active_sys_window.old_box.left] |
mov [mouse.active_sys_window.new_box.width], eax |
|
mov eax, [mouse.active_sys_window.new_box.width] |
cmp eax, 127 |
jge @f |
mov eax, 127 |
mov [mouse.active_sys_window.new_box.width], eax |
@@: add eax, [mouse.active_sys_window.new_box.left] |
cmp eax, [Screen_Max_X] |
jle .call_window_handler |
sub eax, [Screen_Max_X] |
neg eax |
add [mouse.active_sys_window.new_box.width], eax |
mov ecx, [Screen_Max_X] |
cmp ecx, eax |
jge .call_window_handler |
mov [mouse.active_sys_window.new_box.width], ecx |
|
.call_window_handler: |
mov eax, mouse.active_sys_window.old_box |
mov ebx, mouse.active_sys_window.new_box |
|
push esi |
mov esi, mouse.active_sys_window.old_box |
mov edi, mouse.active_sys_window.new_box |
mov ecx, BOX.sizeof / 4 |
repe |
cmpsd |
pop esi |
je .exit |
|
mov [mouse.active_sys_window.last_ticks], 0 |
call sys_window_moving_handler |
|
.exit: |
ret |
|
align 4 |
;------------------------------------------------------------------------------ |
mouse._.find_sys_window_under_cursor: ;//////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Find system window object which is currently visible on screen and has |
;? mouse cursor within its bounds |
;------------------------------------------------------------------------------ |
;< esi = process slot |
;< edi = pointer to WDATA struct |
;------------------------------------------------------------------------------ |
mov esi, [Screen_Max_X] |
inc esi |
imul esi, [mouse.state.pos.y] |
add esi, [_WinMapAddress] |
add esi, [mouse.state.pos.x] |
movzx esi, byte[esi] |
mov edi, esi |
shl edi, 5 |
add edi, window_data |
ret |
|
align 4 |
;------------------------------------------------------------------------------ |
mouse._.activate_sys_window_under_cursor: ;//////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? <description> |
;------------------------------------------------------------------------------ |
; activate and redraw window under cursor (if necessary) |
call mouse._.find_sys_window_under_cursor |
movzx esi, word[WIN_STACK + esi * 2] |
lea esi, [WIN_POS + esi * 2] |
jmp waredraw |
|
align 4 |
;------------------------------------------------------------------------------ |
mouse._.find_sys_button_under_cursor: ;//////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? Find system button object which is currently visible on screen and has |
;? mouse cursor within its bounds |
;------------------------------------------------------------------------------ |
;< eax = pack[8(process slot), 24(button id)] or 0 |
;< ebx = pack[16(button x coord), 16(button y coord)] |
;------------------------------------------------------------------------------ |
push ecx edx esi edi |
|
call mouse._.find_sys_window_under_cursor |
mov edx, esi |
|
; check if any process button contains cursor |
mov eax, [BTN_ADDR] |
mov ecx, [eax] |
imul esi, ecx, SYS_BUTTON.sizeof |
add esi, eax |
inc ecx |
add esi, SYS_BUTTON.sizeof |
|
.next_button: |
dec ecx |
jz .not_found |
|
add esi, -SYS_BUTTON.sizeof |
|
; does it belong to our process? |
cmp dx, [esi + SYS_BUTTON.pslot] |
jne .next_button |
|
; does it contain cursor coordinates? |
mov eax, [mouse.state.pos.x] |
sub eax, [edi + WDATA.box.left] |
sub ax, [esi + SYS_BUTTON.left] |
jl .next_button |
sub ax, [esi + SYS_BUTTON.width] |
jge .next_button |
mov eax, [mouse.state.pos.y] |
sub eax, [edi + WDATA.box.top] |
sub ax, [esi + SYS_BUTTON.top] |
jl .next_button |
sub ax, [esi + SYS_BUTTON.height] |
jge .next_button |
|
; okay, return it |
shl edx, 24 |
mov eax, dword[esi + SYS_BUTTON.id_hi - 2] |
mov ax, [esi + SYS_BUTTON.id_lo] |
and eax, 0x0ffffff |
or eax, edx |
mov ebx, dword[esi + SYS_BUTTON.left - 2] |
mov bx, [esi + SYS_BUTTON.top] |
jmp .exit |
|
.not_found: |
xor eax, eax |
xor ebx, ebx |
|
.exit: |
pop edi esi edx ecx |
ret |
|
align 4 |
;------------------------------------------------------------------------------ |
mouse._.check_sys_window_actions: ;//////////////////////////////////////////// |
;------------------------------------------------------------------------------ |
;? <description> |
;------------------------------------------------------------------------------ |
;< eax = action flags or 0 |
;------------------------------------------------------------------------------ |
; is window movable? |
test byte[edi + WDATA.cl_titlebar + 3], 0x01 |
jnz .no_action |
|
mov eax, [mouse.state.pos.x] |
mov ebx, [mouse.state.pos.y] |
sub eax, [edi + WDATA.box.left] |
sub ebx, [edi + WDATA.box.top] |
|
; is there a window titlebar under cursor? |
push eax |
call window._.get_titlebar_height |
cmp ebx, eax |
pop eax |
jl .move_action |
|
; no there isn't, can it be resized then? |
mov dl, [edi + WDATA.fl_wstyle] |
and dl, 0x0f |
; NOTE: dangerous optimization, revise if window types changed; |
; this currently implies only types 2 and 3 could be resized |
test dl, 2 |
jz .no_action |
|
mov ecx, [edi + WDATA.box.width] |
add ecx, -window.BORDER_SIZE |
mov edx, [edi + WDATA.box.height] |
add edx, -window.BORDER_SIZE |
|
; is it rolled up? |
test [edi + WDATA.fl_wstate], WSTATE_ROLLEDUP |
jnz .resize_w_or_e_action |
|
cmp eax, window.BORDER_SIZE |
jl .resize_w_action |
cmp eax, ecx |
jg .resize_e_action |
cmp ebx, edx |
jle .no_action |
|
.resize_s_action: |
cmp eax, window.BORDER_SIZE + 10 |
jl .resize_sw_action |
add ecx, -10 |
cmp eax, ecx |
jge .resize_se_action |
mov eax, mouse.WINDOW_RESIZE_S_FLAG |
jmp .exit |
|
.resize_w_or_e_action: |
cmp eax, window.BORDER_SIZE + 10 |
jl .resize_w_action.direct |
add ecx, -10 |
cmp eax, ecx |
jg .resize_e_action.direct |
jmp .no_action |
|
.resize_w_action: |
add edx, -10 |
cmp ebx, edx |
jge .resize_sw_action |
.resize_w_action.direct: |
mov eax, mouse.WINDOW_RESIZE_W_FLAG |
jmp .exit |
|
.resize_e_action: |
add edx, -10 |
cmp ebx, edx |
jge .resize_se_action |
.resize_e_action.direct: |
mov eax, mouse.WINDOW_RESIZE_E_FLAG |
jmp .exit |
|
.resize_sw_action: |
mov eax, mouse.WINDOW_RESIZE_SW_FLAG |
jmp .exit |
|
.resize_se_action: |
mov eax, mouse.WINDOW_RESIZE_SE_FLAG |
jmp .exit |
|
.move_action: |
mov eax, mouse.WINDOW_MOVE_FLAG |
jmp .exit |
|
.no_action: |
xor eax, eax |
|
.exit: |
ret |
Property changes: |
Added: svn:keywords |
+Rev |
\ No newline at end of property |