2280 lines
45 KiB
Plaintext
2280 lines
45 KiB
Plaintext
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; flat editor interface for Win32 IDE
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; Copyright (c) 2001-2014, Tomasz Grysztar.
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; All rights reserved.
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SEGMENT_LENGTH = 100h
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BLOCK_LENGTH = 400h * SEGMENT_LENGTH
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SEGMENT_HEADER_LENGTH = 16
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SEGMENT_DATA_LENGTH = SEGMENT_LENGTH - SEGMENT_HEADER_LENGTH
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include '../version.inc'
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WM_MOUSEHWHEEL = 0x0000020E
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proc FlatEditor hwnd,wmsg,wparam,lparam
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locals
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editor_style dd ?
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label editor_data
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include '../variable.inc'
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editor_font dd ?
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font_width dd ?
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font_height dd ?
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font_overhang dd ?
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screen_base dd ?
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screen_offset dd ?
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screen_width dd ?
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screen_height dd ?
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screen_size dd ?
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line_buffer dd ?
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line_buffer_size dd ?
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background_color dd ?
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text_color dd ?
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selection_background dd ?
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selection_text dd ?
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syntax_proc dd ?
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syntax_colors dd ?
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caret_x dd ?
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caret_y dd ?
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pan_x dw ?
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pan_y dw ?
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menu_handle dd ?
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menu_window dd ?
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current_operation db ?
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last_operation db ?
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was_selection db ?
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mouse_select db ?
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focus db ?
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macro_operation db ?
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editor_data_size = $ - editor_data
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if editor_data_size > SEGMENT_DATA_LENGTH
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err
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end if
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return_value dd ?
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background_brush dd ?
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selection_brush dd ?
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line_number dd ?
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ps PAINTSTRUCT
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tm TEXTMETRIC
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sc SCROLLINFO
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gestureconfig GESTURECONFIG
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gestureinfo GESTUREINFO
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point POINT
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rect RECT
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size SIZE
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char dd ?
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kbstate rb 100h
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line_selection db ?
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clipboard_opened db ?
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redraw_now db ?
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notification db ?
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endl
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push ebx esi edi
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invoke GetWindowLong,[hwnd],GWL_STYLE
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mov [editor_style],eax
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cmp [wmsg],WM_CREATE
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je wm_create
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cmp [wmsg],WM_GETDLGCODE
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je wm_getdlgcode
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invoke GetWindowLong,[hwnd],0
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or eax,eax
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jz defwndproc
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mov [editor_memory],eax
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lea esi,[eax+SEGMENT_HEADER_LENGTH]
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lea edi,[editor_data]
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mov ecx,editor_data_size
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rep movsb
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test [editor_style],ES_READONLY
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jz editor_mode_ok
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or [editor_mode],FEMODE_READONLY
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editor_mode_ok:
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mov [return_value],0
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mov [notification],0
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mov [redraw_now],0
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mov [clipboard_opened],0
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cmp [wmsg],WM_DESTROY
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je wm_destroy
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cmp [wmsg],WM_PAINT
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je wm_paint
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cmp [wmsg],WM_HSCROLL
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je wm_hscroll
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cmp [wmsg],WM_VSCROLL
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je wm_vscroll
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cmp [wmsg],WM_GESTURE
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je wm_gesture
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cmp [wmsg],WM_SIZE
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je wm_size
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mov eax,[selection_line]
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or eax,eax
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jz no_selection
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cmp eax,[caret_line]
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jne selection_present
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mov eax,[selection_position]
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cmp eax,[caret_position]
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je no_selection
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selection_present:
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mov [was_selection],1
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jmp selection_status_ok
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no_selection:
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mov [was_selection],0
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selection_status_ok:
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xor al,al
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xchg [current_operation],al
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mov [last_operation],al
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mov eax,[wmsg]
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cmp eax,WM_SETFOCUS
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je wm_setfocus
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cmp eax,WM_KILLFOCUS
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je wm_killfocus
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cmp eax,WM_KEYDOWN
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je wm_keydown
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cmp eax,WM_SYSKEYDOWN
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je wm_syskeydown
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cmp eax,WM_CHAR
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je wm_char
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cmp eax,WM_LBUTTONDOWN
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je wm_lbuttondown
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cmp eax,WM_LBUTTONUP
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je wm_lbuttonup
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cmp eax,WM_MOUSEMOVE
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je wm_mousemove
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cmp eax,WM_LBUTTONDBLCLK
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je wm_lbuttondblclk
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cmp eax,WM_MOUSEWHEEL
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je wm_mousewheel
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cmp eax,WM_MOUSEHWHEEL
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je wm_mousehwheel
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cmp eax,WM_RBUTTONDOWN
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je wm_rbuttondown
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cmp eax,WM_COPY
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je wm_copy
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cmp eax,WM_CUT
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je wm_cut
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cmp eax,WM_PASTE
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je wm_paste
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cmp eax,WM_CLEAR
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je wm_clear
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cmp eax,WM_SETTEXT
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je wm_settext
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cmp eax,WM_GETTEXTLENGTH
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je wm_gettextlength
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cmp eax,WM_GETTEXT
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je wm_gettext
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cmp eax,WM_SETFONT
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je wm_setfont
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cmp eax,WM_GETFONT
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je wm_getfont
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cmp eax,WM_UNDO
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je wm_undo
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cmp eax,EM_UNDO
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je wm_undo
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cmp eax,EM_CANUNDO
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je em_canundo
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cmp eax,FEM_REDO
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je fem_redo
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cmp eax,FEM_CANREDO
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je fem_canredo
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cmp eax,EM_EMPTYUNDOBUFFER
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je em_emptyundobuffer
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cmp eax,EM_REPLACESEL
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je em_replacesel
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cmp eax,FEM_SETMODE
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je fem_setmode
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cmp eax,FEM_GETMODE
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je fem_getmode
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cmp eax,FEM_SETSYNTAXHIGHLIGHT
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je fem_setsyntaxhighlight
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cmp eax,FEM_SETRIGHTCLICKMENU
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je fem_setrightclickmenu
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cmp eax,FEM_GETLINELENGTH
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je fem_getlinelength
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cmp eax,FEM_GETLINE
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je fem_getline
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cmp eax,FEM_SETPOS
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je fem_setpos
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cmp eax,FEM_GETPOS
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je fem_getpos
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cmp eax,FEM_FINDFIRST
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je fem_findfirst
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cmp eax,FEM_FINDNEXT
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je fem_findnext
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cmp eax,FEM_CANFINDNEXT
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je fem_canfindnext
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cmp eax,FEM_GETWORDATCARET
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je fem_getwordatcaret
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cmp eax,FEM_SETTEXTCOLOR
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je fem_settextcolor
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cmp eax,FEM_SETSELCOLOR
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je fem_setselcolor
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cmp eax,FEM_BEGINOPERATION
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je fem_beginoperation
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cmp eax,FEM_ENDOPERATION
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je fem_endoperation
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cmp eax,FEM_MARKUNMODIFIED
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je fem_setunmodified
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cmp eax,FEM_ISUNMODIFIED
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je fem_isunmodified
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cmp eax,FEM_GETSEARCHTEXT
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je fem_getsearchtext
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cmp eax,FEM_GETSEARCHFLAGS
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je fem_getsearchflags
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cmp eax,FEM_RELEASESEARCH
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je fem_releasesearch
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defwndproc:
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invoke DefWindowProc,[hwnd],[wmsg],[wparam],[lparam]
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jmp finish_wndproc
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wm_create:
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call init_editor_memory
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jc create_failed
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invoke SetWindowLong,[hwnd],0,[editor_memory]
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mov [syntax_proc],SyntaxProc
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mov [syntax_colors],0
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mov [macro_operation],0
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mov [current_operation],0
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mov [focus],0
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mov [mouse_select],0
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mov [menu_handle],0
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mov eax,SEGMENT_DATA_LENGTH*2
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mov [line_buffer_size],eax
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invoke VirtualAlloc,0,eax,MEM_COMMIT,PAGE_READWRITE
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or eax,eax
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jz create_failed
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mov [line_buffer],eax
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mov [screen_base],0
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invoke GetSysColor,COLOR_WINDOW
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mov [background_color],eax
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invoke GetSysColor,COLOR_WINDOWTEXT
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mov [text_color],eax
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invoke GetSysColor,COLOR_HIGHLIGHT
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mov [selection_background],eax
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invoke GetSysColor,COLOR_HIGHLIGHTTEXT
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mov [selection_text],eax
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mov eax,[fedit_font]
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mov [editor_font],eax
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invoke GetDC,[hwnd]
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mov ebx,eax
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invoke SelectObject,ebx,[editor_font]
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lea edi,[char]
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mov byte [edi],20h
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lea eax,[size]
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invoke GetTextExtentPoint32,ebx,edi,1,eax
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lea eax,[tm]
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invoke GetTextMetrics,ebx,eax
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mov eax,[size.cy]
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mov [font_height],eax
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mov eax,[size.cx]
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mov [font_width],eax
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mov ecx,[tm.tmMaxCharWidth]
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sub ecx,eax
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mov [font_overhang],ecx
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invoke ReleaseDC,[hwnd],ebx
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mov [return_value],0
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cmp [SetGestureConfig],0
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je done
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mov [gestureconfig.dwID],GID_PAN
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mov [gestureconfig.dwWant],GC_PAN+GC_PAN_WITH_SINGLE_FINGER_VERTICALLY+GC_PAN_WITH_SINGLE_FINGER_HORIZONTALLY+GC_PAN_WITH_INERTIA
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mov [gestureconfig.dwBlock],0
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lea edx,[gestureconfig]
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invoke SetGestureConfig,[hwnd],0,1,edx,sizeof.GESTURECONFIG
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jmp done
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create_failed:
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or eax,-1
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jmp finish_wndproc
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wm_destroy:
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invoke VirtualFree,[line_buffer],0,MEM_RELEASE
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invoke VirtualFree,[screen_base],0,MEM_RELEASE
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call release_search_data
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call release_editor_memory
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invoke SetWindowLong,[hwnd],0,0
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xor eax,eax
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jmp finish_wndproc
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wm_getdlgcode:
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mov eax,DLGC_WANTCHARS+DLGC_WANTARROWS
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jmp finish_wndproc
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wm_paint:
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lea eax,[rect]
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invoke GetUpdateRect,[hwnd],eax,FALSE
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or eax,eax
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jz finish_wndproc
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cmp [screen_base],0
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je finish_wndproc
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lea eax,[ps]
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invoke BeginPaint,[hwnd],eax
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mov ebx,eax
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invoke CreateSolidBrush,[background_color]
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mov [background_brush],eax
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invoke CreateSolidBrush,[selection_background]
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mov [selection_brush],eax
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invoke SelectObject,ebx,[editor_font]
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mov esi,[screen_base]
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add esi,[screen_offset]
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mov eax,[screen_width]
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mul [screen_height]
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lea edi,[esi+eax]
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mov [rect.top],0
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mov eax,[font_height]
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mov [rect.bottom],eax
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mov ecx,[screen_height]
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paint_screen:
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push ecx
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mov [rect.left],0
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mov ecx,[screen_width]
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paint_line:
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cmp byte [esi],0
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je paint_empty_block
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mov edx,1
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mov al,[edi]
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get_characters_block:
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cmp edx,ecx
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je get_color
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cmp al,[edi+edx]
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jne get_color
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cmp byte [esi+edx],0
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je get_color
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inc edx
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jmp get_characters_block
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paint_empty_block:
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mov edx,1
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test byte [edi],80h
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jnz get_empty_selection
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get_empty_block:
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cmp edx,ecx
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je fill_empty_block
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cmp byte [esi+edx],0
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jne fill_empty_block
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test byte [edi+edx],80h
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jnz fill_empty_block
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inc edx
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jmp get_empty_block
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fill_empty_block:
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push ecx edx
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mov eax,[font_width]
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mul edx
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add eax,[rect.left]
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mov [rect.right],eax
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lea eax,[rect]
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invoke FillRect,ebx,eax,[background_brush]
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jmp paint_next_block
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get_empty_selection:
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cmp edx,ecx
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je fill_empty_selection
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cmp byte [esi+edx],0
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jne fill_empty_selection
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test byte [edi+edx],80h
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jz fill_empty_selection
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inc edx
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jmp get_empty_selection
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fill_empty_selection:
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push ecx edx
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mov eax,[font_width]
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mul edx
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add eax,[rect.left]
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mov [rect.right],eax
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lea eax,[rect]
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invoke FillRect,ebx,eax,[selection_brush]
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jmp paint_next_block
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get_color:
|
||
|
|
push ecx edx
|
||
|
|
test byte [edi],80h
|
||
|
|
jnz highlight_color
|
||
|
|
invoke SetBkColor,ebx,[background_color]
|
||
|
|
mov al,[edi]
|
||
|
|
or al,al
|
||
|
|
jnz syntax_color
|
||
|
|
default_color:
|
||
|
|
invoke SetTextColor,ebx,[text_color]
|
||
|
|
jmp color_ok
|
||
|
|
syntax_color:
|
||
|
|
movzx eax,al
|
||
|
|
mov edx,[syntax_colors]
|
||
|
|
or edx,edx
|
||
|
|
jz default_color
|
||
|
|
mov eax,[edx+(eax-1)*4]
|
||
|
|
invoke SetTextColor,ebx,eax
|
||
|
|
jmp color_ok
|
||
|
|
highlight_color:
|
||
|
|
invoke SetBkColor,ebx,[selection_background]
|
||
|
|
invoke SetTextColor,ebx,[selection_text]
|
||
|
|
color_ok:
|
||
|
|
mov ecx,[esp]
|
||
|
|
mov eax,[font_width]
|
||
|
|
mul ecx
|
||
|
|
add eax,[rect.left]
|
||
|
|
mov [rect.right],eax
|
||
|
|
lea eax,[rect]
|
||
|
|
invoke DrawText,ebx,esi,ecx,eax,DT_LEFT+DT_NOPREFIX+DT_SINGLELINE
|
||
|
|
paint_next_block:
|
||
|
|
pop edx ecx
|
||
|
|
sub ecx,edx
|
||
|
|
add esi,edx
|
||
|
|
add edi,edx
|
||
|
|
mov eax,[rect.right]
|
||
|
|
mov [rect.left],eax
|
||
|
|
or ecx,ecx
|
||
|
|
jnz paint_line
|
||
|
|
mov eax,[font_height]
|
||
|
|
add [rect.top],eax
|
||
|
|
add [rect.bottom],eax
|
||
|
|
pop ecx
|
||
|
|
dec ecx
|
||
|
|
jnz paint_screen
|
||
|
|
invoke DeleteObject,[background_brush]
|
||
|
|
invoke DeleteObject,[selection_brush]
|
||
|
|
lea eax,[ps]
|
||
|
|
invoke EndPaint,[hwnd],eax
|
||
|
|
xor eax,eax
|
||
|
|
jmp finish_wndproc
|
||
|
|
wm_setfocus:
|
||
|
|
or [focus],-1
|
||
|
|
call create_caret
|
||
|
|
mov [notification],FEN_SETFOCUS
|
||
|
|
cmp [was_selection],0
|
||
|
|
je done
|
||
|
|
jmp moved_window
|
||
|
|
wm_killfocus:
|
||
|
|
mov [focus],0
|
||
|
|
invoke DestroyCaret
|
||
|
|
mov [notification],FEN_KILLFOCUS
|
||
|
|
cmp [was_selection],0
|
||
|
|
je done
|
||
|
|
jmp moved_window
|
||
|
|
wm_hscroll:
|
||
|
|
mov [sc.cbSize],sizeof.SCROLLINFO
|
||
|
|
mov [sc.fMask],SIF_ALL
|
||
|
|
lea eax,[sc]
|
||
|
|
invoke GetScrollInfo,[hwnd],SB_HORZ,eax
|
||
|
|
movzx eax,word [wparam]
|
||
|
|
cmp eax,SB_LINEUP
|
||
|
|
je hscroll_left
|
||
|
|
cmp eax,SB_LINEDOWN
|
||
|
|
je hscroll_right
|
||
|
|
cmp eax,SB_THUMBTRACK
|
||
|
|
je hscroll_pos
|
||
|
|
cmp eax,SB_PAGEUP
|
||
|
|
je hscroll_wleft
|
||
|
|
cmp eax,SB_PAGEDOWN
|
||
|
|
je hscroll_wright
|
||
|
|
hscroll_ignore:
|
||
|
|
jmp done
|
||
|
|
hscroll_left:
|
||
|
|
cmp [window_position],0
|
||
|
|
je hscroll_ignore
|
||
|
|
dec [window_position]
|
||
|
|
jmp moved_window
|
||
|
|
hscroll_right:
|
||
|
|
mov eax,[maximum_position]
|
||
|
|
sub eax,[sc.nPage]
|
||
|
|
cmp [window_position],eax
|
||
|
|
jge hscroll_ignore
|
||
|
|
inc [window_position]
|
||
|
|
jmp moved_window
|
||
|
|
hscroll_pos:
|
||
|
|
movzx eax,word [wparam+2]
|
||
|
|
mov [window_position],eax
|
||
|
|
jmp moved_window
|
||
|
|
hscroll_wleft:
|
||
|
|
mov eax,[sc.nPage]
|
||
|
|
sub [window_position],eax
|
||
|
|
jnc moved_window
|
||
|
|
mov [window_position],0
|
||
|
|
jmp moved_window
|
||
|
|
hscroll_wright:
|
||
|
|
mov eax,[sc.nPage]
|
||
|
|
mov ecx,[maximum_position]
|
||
|
|
sub ecx,eax
|
||
|
|
add [window_position],eax
|
||
|
|
cmp [window_position],ecx
|
||
|
|
jbe moved_window
|
||
|
|
mov [window_position],ecx
|
||
|
|
jmp moved_window
|
||
|
|
wm_vscroll:
|
||
|
|
mov [sc.cbSize],sizeof.SCROLLINFO
|
||
|
|
mov [sc.fMask],SIF_ALL
|
||
|
|
lea eax,[sc]
|
||
|
|
invoke GetScrollInfo,[hwnd],SB_VERT,eax
|
||
|
|
movzx eax,word [wparam]
|
||
|
|
cmp eax,SB_LINEUP
|
||
|
|
je vscroll_up
|
||
|
|
cmp eax,SB_LINEDOWN
|
||
|
|
je vscroll_down
|
||
|
|
cmp eax,SB_THUMBTRACK
|
||
|
|
je vscroll_pos
|
||
|
|
cmp eax,SB_PAGEUP
|
||
|
|
je vscroll_pageup
|
||
|
|
cmp eax,SB_PAGEDOWN
|
||
|
|
je vscroll_pagedown
|
||
|
|
vscroll_ignore:
|
||
|
|
jmp done
|
||
|
|
vscroll_up:
|
||
|
|
mov esi,[window_line]
|
||
|
|
mov esi,[esi+4]
|
||
|
|
or esi,esi
|
||
|
|
jz vscroll_ignore
|
||
|
|
dec [window_line_number]
|
||
|
|
mov [window_line],esi
|
||
|
|
jmp moved_window
|
||
|
|
vscroll_down:
|
||
|
|
mov eax,[sc.nPos]
|
||
|
|
add eax,[sc.nPage]
|
||
|
|
cmp eax,[sc.nMax]
|
||
|
|
ja vscroll_ignore
|
||
|
|
mov esi,[window_line]
|
||
|
|
vscroll_skip_line:
|
||
|
|
mov esi,[esi]
|
||
|
|
btr esi,0
|
||
|
|
jc vscroll_skip_line
|
||
|
|
or esi,esi
|
||
|
|
jz vscroll_ignore
|
||
|
|
inc [window_line_number]
|
||
|
|
mov [window_line],esi
|
||
|
|
jmp moved_window
|
||
|
|
vscroll_pos:
|
||
|
|
mov eax,[sc.nTrackPos]
|
||
|
|
call find_line
|
||
|
|
or esi,esi
|
||
|
|
jz vscroll_ignore
|
||
|
|
mov [window_line],esi
|
||
|
|
mov [window_line_number],ecx
|
||
|
|
jmp moved_window
|
||
|
|
vscroll_pageup:
|
||
|
|
mov esi,[window_line]
|
||
|
|
mov ecx,[sc.nPage]
|
||
|
|
scrolling_up:
|
||
|
|
mov eax,[esi+4]
|
||
|
|
or eax,eax
|
||
|
|
jz scroll_ok
|
||
|
|
dec [window_line_number]
|
||
|
|
mov esi,eax
|
||
|
|
loop scrolling_up
|
||
|
|
jmp scroll_ok
|
||
|
|
vscroll_pagedown:
|
||
|
|
mov esi,[window_line]
|
||
|
|
mov eax,[sc.nPos]
|
||
|
|
add eax,[sc.nPage]
|
||
|
|
mov ecx,[sc.nMax]
|
||
|
|
sub ecx,eax
|
||
|
|
inc ecx
|
||
|
|
cmp ecx,[sc.nPage]
|
||
|
|
jbe scrolling_down
|
||
|
|
mov ecx,[sc.nPage]
|
||
|
|
scrolling_down:
|
||
|
|
mov eax,esi
|
||
|
|
scroll_one_line:
|
||
|
|
mov eax,[eax]
|
||
|
|
test eax,eax
|
||
|
|
jz scroll_ok
|
||
|
|
btr eax,0
|
||
|
|
jc scroll_one_line
|
||
|
|
or eax,eax
|
||
|
|
jz scroll_ok
|
||
|
|
inc [window_line_number]
|
||
|
|
mov esi,eax
|
||
|
|
loop scrolling_down
|
||
|
|
scroll_ok:
|
||
|
|
mov [window_line],esi
|
||
|
|
jmp moved_window
|
||
|
|
wm_gesture:
|
||
|
|
cmp [GetGestureInfo],0
|
||
|
|
je defwndproc
|
||
|
|
mov [gestureinfo.cbSize],sizeof.GESTUREINFO
|
||
|
|
lea edx,[gestureinfo]
|
||
|
|
invoke GetGestureInfo,[lparam],edx
|
||
|
|
test eax,eax
|
||
|
|
jz defwndproc
|
||
|
|
cmp [gestureinfo.dwID],GID_PAN
|
||
|
|
jne defwndproc
|
||
|
|
invoke CloseGestureInfoHandle,[lparam]
|
||
|
|
mov eax,[gestureinfo.dwFlags]
|
||
|
|
test eax,GF_BEGIN
|
||
|
|
jnz begin_panning
|
||
|
|
mov ax,[gestureinfo.ptsLocation.x]
|
||
|
|
sub ax,[pan_x]
|
||
|
|
cwde
|
||
|
|
cdq
|
||
|
|
idiv [font_width]
|
||
|
|
sub [gestureinfo.ptsLocation.x],dx
|
||
|
|
sub [window_position],eax
|
||
|
|
cmp [window_position],0
|
||
|
|
jl horizontal_home
|
||
|
|
jmp horizontal_pan_ok
|
||
|
|
horizontal_home:
|
||
|
|
mov [window_position],0
|
||
|
|
horizontal_pan_ok:
|
||
|
|
mov ax,[gestureinfo.ptsLocation.y]
|
||
|
|
sub ax,[pan_y]
|
||
|
|
cwde
|
||
|
|
cdq
|
||
|
|
idiv [font_height]
|
||
|
|
sub [gestureinfo.ptsLocation.y],dx
|
||
|
|
mov ecx,eax
|
||
|
|
mov eax,dword [gestureinfo.ptsLocation]
|
||
|
|
mov dword [pan_x],eax
|
||
|
|
mov esi,[window_line]
|
||
|
|
cmp ecx,0
|
||
|
|
jz moved_window
|
||
|
|
jg scrolling_up
|
||
|
|
neg ecx
|
||
|
|
jmp scrolling_down
|
||
|
|
begin_panning:
|
||
|
|
mov eax,dword [gestureinfo.ptsLocation]
|
||
|
|
mov dword [pan_x],eax
|
||
|
|
jmp done
|
||
|
|
wm_mousewheel:
|
||
|
|
test [editor_style],FES_TIMESCROLL
|
||
|
|
jz space_scroll
|
||
|
|
lea ebx,[kbstate]
|
||
|
|
invoke GetKeyboardState,ebx
|
||
|
|
test [kbstate+VK_MENU],80h
|
||
|
|
jz space_scroll
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz time_scroll
|
||
|
|
space_scroll:
|
||
|
|
mov esi,[window_line]
|
||
|
|
mov ecx,[wheel_scroll_lines]
|
||
|
|
cmp ecx,-1
|
||
|
|
jne calculate_scroll
|
||
|
|
mov [sc.cbSize],sizeof.SCROLLINFO
|
||
|
|
mov [sc.fMask],SIF_PAGE
|
||
|
|
push eax
|
||
|
|
lea eax,[sc]
|
||
|
|
invoke GetScrollInfo,[hwnd],SB_VERT,eax
|
||
|
|
pop eax
|
||
|
|
mov ecx,[sc.nPage]
|
||
|
|
calculate_scroll:
|
||
|
|
mov eax,[wparam]
|
||
|
|
sar eax,16
|
||
|
|
imul ecx
|
||
|
|
mov ecx,120
|
||
|
|
idiv ecx
|
||
|
|
mov ecx,eax
|
||
|
|
cmp ecx,0
|
||
|
|
jg scrolling_up
|
||
|
|
neg ecx
|
||
|
|
jnz scrolling_down
|
||
|
|
jmp done
|
||
|
|
time_scroll:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
test [editor_mode],FEMODE_NOUNDO
|
||
|
|
jnz enable_undo
|
||
|
|
move_through_time:
|
||
|
|
cmp word [wparam+2],0
|
||
|
|
jge backward_in_time
|
||
|
|
neg word [wparam+2]
|
||
|
|
jmp forward_in_time
|
||
|
|
backward_in_time:
|
||
|
|
sub word [wparam+2],120
|
||
|
|
jc time_scroll_done
|
||
|
|
mov eax,[undo_data]
|
||
|
|
test eax,eax
|
||
|
|
jz time_scroll_done
|
||
|
|
call undo_changes
|
||
|
|
jmp backward_in_time
|
||
|
|
forward_in_time:
|
||
|
|
sub word [wparam+2],120
|
||
|
|
jc time_scroll_done
|
||
|
|
mov eax,[redo_data]
|
||
|
|
test eax,eax
|
||
|
|
jz time_scroll_done
|
||
|
|
call redo_changes
|
||
|
|
jmp forward_in_time
|
||
|
|
time_scroll_done:
|
||
|
|
call create_caret
|
||
|
|
mov [last_operation],0
|
||
|
|
jmp text_changed
|
||
|
|
wm_mousehwheel:
|
||
|
|
lea eax,[sc]
|
||
|
|
invoke GetScrollInfo,[hwnd],SB_HORZ,eax
|
||
|
|
mov esi,[window_line]
|
||
|
|
cmp [wparam],0
|
||
|
|
jl hscroll_left
|
||
|
|
jg hscroll_right
|
||
|
|
jmp done
|
||
|
|
wm_size:
|
||
|
|
call update_positions
|
||
|
|
mov eax,[screen_width]
|
||
|
|
mul [screen_height]
|
||
|
|
mov [screen_size],eax
|
||
|
|
mov [screen_offset],0
|
||
|
|
shl eax,2
|
||
|
|
or eax,eax
|
||
|
|
jz screen_allocated
|
||
|
|
mov ebx,eax
|
||
|
|
mov eax,[screen_base]
|
||
|
|
or eax,eax
|
||
|
|
jz screen_released
|
||
|
|
invoke VirtualFree,eax,0,MEM_RELEASE
|
||
|
|
screen_released:
|
||
|
|
invoke VirtualAlloc,0,ebx,MEM_COMMIT,PAGE_READWRITE
|
||
|
|
screen_allocated:
|
||
|
|
mov [screen_base],eax
|
||
|
|
call update_screen
|
||
|
|
lea ebx,[rect]
|
||
|
|
invoke GetClientRect,[hwnd],ebx
|
||
|
|
invoke InvalidateRect,[hwnd],ebx,FALSE
|
||
|
|
jmp done
|
||
|
|
wm_keydown:
|
||
|
|
lea ebx,[kbstate]
|
||
|
|
invoke GetKeyboardState,ebx
|
||
|
|
cmp [was_selection],0
|
||
|
|
jne process_key
|
||
|
|
mov eax,[caret_line]
|
||
|
|
mov [selection_line],eax
|
||
|
|
mov eax,[caret_position]
|
||
|
|
mov [selection_position],eax
|
||
|
|
mov eax,[caret_line_number]
|
||
|
|
mov [selection_line_number],eax
|
||
|
|
process_key:
|
||
|
|
mov eax,[wparam]
|
||
|
|
cmp eax,VK_LEFT
|
||
|
|
je left_key
|
||
|
|
cmp eax,VK_RIGHT
|
||
|
|
je right_key
|
||
|
|
cmp eax,VK_UP
|
||
|
|
je up_key
|
||
|
|
cmp eax,VK_DOWN
|
||
|
|
je down_key
|
||
|
|
cmp eax,VK_BACK
|
||
|
|
je backspace_key
|
||
|
|
cmp eax,VK_HOME
|
||
|
|
je home_key
|
||
|
|
cmp eax,VK_END
|
||
|
|
je end_key
|
||
|
|
cmp eax,VK_PGUP
|
||
|
|
je pgup_key
|
||
|
|
cmp eax,VK_PGDN
|
||
|
|
je pgdn_key
|
||
|
|
cmp eax,VK_APPS
|
||
|
|
je menu_key
|
||
|
|
cmp eax,VK_INSERT
|
||
|
|
je ins_key
|
||
|
|
cmp eax,VK_DELETE
|
||
|
|
je del_key
|
||
|
|
cmp eax,VK_F6
|
||
|
|
je f6_key
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jz convert_to_ascii
|
||
|
|
cmp eax,'Y'
|
||
|
|
je ctrl_y_key
|
||
|
|
convert_to_ascii:
|
||
|
|
mov ax,word [lparam+2]
|
||
|
|
and eax,7Fh
|
||
|
|
lea ebx,[kbstate]
|
||
|
|
lea edx,[char]
|
||
|
|
invoke ToAscii,[wparam],eax,ebx,edx,FALSE
|
||
|
|
cmp eax,2
|
||
|
|
je two_characters
|
||
|
|
or eax,eax
|
||
|
|
jz ignore
|
||
|
|
jg process_character
|
||
|
|
test [editor_style],FES_REVIVEDEADKEYS
|
||
|
|
je ignore
|
||
|
|
lea edx,[char]
|
||
|
|
invoke ToAscii,VK_SPACE,0,ebx,edx,FALSE
|
||
|
|
jmp process_character
|
||
|
|
two_characters:
|
||
|
|
movzx eax,byte [char+1]
|
||
|
|
invoke PostMessage,[hwnd],WM_CHAR,eax,1 shl 31
|
||
|
|
process_character:
|
||
|
|
mov al,byte [char]
|
||
|
|
cmp al,20h
|
||
|
|
jae character
|
||
|
|
cmp al,0Dh
|
||
|
|
je character
|
||
|
|
cmp al,9
|
||
|
|
je character
|
||
|
|
jmp ignore
|
||
|
|
left_key:
|
||
|
|
test [kbstate+VK_MENU],80h
|
||
|
|
jnz scroll_left
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz word_left
|
||
|
|
cmp [caret_position],0
|
||
|
|
jle moved_caret
|
||
|
|
dec [caret_position]
|
||
|
|
jmp moved_caret
|
||
|
|
right_key:
|
||
|
|
test [kbstate+VK_MENU],80h
|
||
|
|
jnz scroll_right
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz word_right
|
||
|
|
mov eax,[caret_position]
|
||
|
|
cmp eax,[maximum_position]
|
||
|
|
jae moved_caret
|
||
|
|
inc [caret_position]
|
||
|
|
jmp moved_caret
|
||
|
|
up_key:
|
||
|
|
test [kbstate+VK_MENU],80h
|
||
|
|
jnz scroll_up
|
||
|
|
call move_line_up
|
||
|
|
jmp moved_caret
|
||
|
|
down_key:
|
||
|
|
test [kbstate+VK_MENU],80h
|
||
|
|
jnz scroll_down
|
||
|
|
call move_line_down
|
||
|
|
jmp moved_caret
|
||
|
|
home_key:
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz screen_home
|
||
|
|
mov [caret_position],0
|
||
|
|
jmp moved_caret
|
||
|
|
end_key:
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz screen_end
|
||
|
|
call move_to_line_end
|
||
|
|
jmp moved_caret
|
||
|
|
screen_home:
|
||
|
|
mov eax,[window_line]
|
||
|
|
mov [caret_line],eax
|
||
|
|
mov eax,[window_line_number]
|
||
|
|
mov [caret_line_number],eax
|
||
|
|
jmp moved_caret
|
||
|
|
screen_end:
|
||
|
|
mov eax,[window_line_number]
|
||
|
|
add eax,[window_height]
|
||
|
|
dec eax
|
||
|
|
call find_line
|
||
|
|
mov [caret_line],esi
|
||
|
|
mov [caret_line_number],ecx
|
||
|
|
jmp moved_caret
|
||
|
|
pgup_key:
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz text_home
|
||
|
|
call move_page_up
|
||
|
|
jmp moved_caret
|
||
|
|
pgdn_key:
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz text_end
|
||
|
|
call move_page_down
|
||
|
|
jmp moved_caret
|
||
|
|
text_home:
|
||
|
|
mov eax,[first_line]
|
||
|
|
mov [caret_line],eax
|
||
|
|
mov [caret_line_number],1
|
||
|
|
jmp moved_caret
|
||
|
|
text_end:
|
||
|
|
or eax,-1
|
||
|
|
call find_line
|
||
|
|
mov [caret_line],esi
|
||
|
|
mov [caret_line_number],ecx
|
||
|
|
jmp moved_caret
|
||
|
|
word_left:
|
||
|
|
call move_to_previous_word
|
||
|
|
jmp moved_caret
|
||
|
|
word_right:
|
||
|
|
call get_caret_segment
|
||
|
|
call move_to_next_word
|
||
|
|
jmp moved_caret
|
||
|
|
scroll_left:
|
||
|
|
cmp [window_position],0
|
||
|
|
je scroll_done
|
||
|
|
dec [window_position]
|
||
|
|
jmp scroll_done
|
||
|
|
scroll_right:
|
||
|
|
inc [window_position]
|
||
|
|
jmp scroll_done
|
||
|
|
scroll_up:
|
||
|
|
mov esi,[window_line]
|
||
|
|
mov esi,[esi+4]
|
||
|
|
or esi,esi
|
||
|
|
jz scroll_done
|
||
|
|
mov [window_line],esi
|
||
|
|
dec [window_line_number]
|
||
|
|
jmp scroll_done
|
||
|
|
scroll_down:
|
||
|
|
mov esi,[window_line]
|
||
|
|
find_next_window_line:
|
||
|
|
mov esi,[esi]
|
||
|
|
btr esi,0
|
||
|
|
jc find_next_window_line
|
||
|
|
or esi,esi
|
||
|
|
jz scroll_done
|
||
|
|
mov [window_line],esi
|
||
|
|
inc [window_line_number]
|
||
|
|
scroll_done:
|
||
|
|
cmp [was_selection],0
|
||
|
|
jne moved_window
|
||
|
|
mov [selection_line],0
|
||
|
|
jmp moved_window
|
||
|
|
ins_key:
|
||
|
|
test [kbstate+VK_MENU],80h
|
||
|
|
jnz switch_blocks
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz wm_copy
|
||
|
|
test [kbstate+VK_SHIFT],80h
|
||
|
|
jnz wm_paste
|
||
|
|
xor [editor_mode],FEMODE_OVERWRITE
|
||
|
|
mov [notification],FEN_MODECHANGE
|
||
|
|
call create_caret
|
||
|
|
cmp [was_selection],1
|
||
|
|
je done
|
||
|
|
mov [selection_line],0
|
||
|
|
jmp done
|
||
|
|
del_key:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz wm_clear
|
||
|
|
test [kbstate+VK_SHIFT],80h
|
||
|
|
jnz wm_cut
|
||
|
|
cmp [was_selection],0
|
||
|
|
je no_selection_on_del
|
||
|
|
test [editor_style],FES_SECURESEL
|
||
|
|
jz wm_clear
|
||
|
|
no_selection_on_del:
|
||
|
|
mov esi,[caret_line]
|
||
|
|
test [editor_mode],FEMODE_OVERWRITE
|
||
|
|
jnz delete_char
|
||
|
|
call check_line_length
|
||
|
|
cmp ecx,[caret_position]
|
||
|
|
ja delete_char
|
||
|
|
cmp dword [esi],0
|
||
|
|
je ignore
|
||
|
|
call make_undopoint
|
||
|
|
call cut_line_break
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
delete_char:
|
||
|
|
mov [current_operation],VK_DELETE
|
||
|
|
cmp [last_operation],VK_DELETE
|
||
|
|
jne undopoint_for_delete
|
||
|
|
mov eax,[unmodified_state]
|
||
|
|
cmp eax,[undo_data]
|
||
|
|
jne undo_delete_ok
|
||
|
|
or [unmodified_state],-1
|
||
|
|
undopoint_for_delete:
|
||
|
|
call make_undopoint
|
||
|
|
undo_delete_ok:
|
||
|
|
call delete_character
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
backspace_key:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
test [kbstate+VK_MENU],80h
|
||
|
|
jnz undo_key
|
||
|
|
cmp [was_selection],0
|
||
|
|
je no_selection_to_clear
|
||
|
|
test [editor_style],FES_SECURESEL
|
||
|
|
jz wm_clear
|
||
|
|
no_selection_to_clear:
|
||
|
|
cmp [caret_position],0
|
||
|
|
je line_back
|
||
|
|
test [kbstate+VK_CONTROL],80h
|
||
|
|
jnz word_back
|
||
|
|
mov [current_operation],VK_BACK
|
||
|
|
cmp [last_operation],VK_BACK
|
||
|
|
jne backspace_undopoint
|
||
|
|
mov eax,[unmodified_state]
|
||
|
|
cmp eax,[undo_data]
|
||
|
|
jne undo_backspace_ok
|
||
|
|
or [unmodified_state],-1
|
||
|
|
jmp undo_backspace_ok
|
||
|
|
backspace_undopoint:
|
||
|
|
call make_undopoint
|
||
|
|
undo_backspace_ok:
|
||
|
|
dec [caret_position]
|
||
|
|
call delete_character
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
line_back:
|
||
|
|
test [editor_mode],FEMODE_OVERWRITE
|
||
|
|
jnz ignore
|
||
|
|
mov esi,[caret_line]
|
||
|
|
mov esi,[esi+4]
|
||
|
|
or esi,esi
|
||
|
|
jz ignore
|
||
|
|
call make_undopoint
|
||
|
|
mov [caret_line],esi
|
||
|
|
dec [caret_line_number]
|
||
|
|
call check_line_length
|
||
|
|
mov [caret_position],ecx
|
||
|
|
call cut_line_break
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
word_back:
|
||
|
|
call make_undopoint
|
||
|
|
push [caret_position]
|
||
|
|
mov esi,[caret_line]
|
||
|
|
xor eax,eax
|
||
|
|
xchg eax,[esi+4]
|
||
|
|
push eax
|
||
|
|
call move_to_previous_word
|
||
|
|
pop eax
|
||
|
|
mov esi,[caret_line]
|
||
|
|
mov [esi+4],eax
|
||
|
|
pop ecx
|
||
|
|
sub ecx,[caret_position]
|
||
|
|
call delete_from_line
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
character:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
cmp al,0Dh
|
||
|
|
je enter_key
|
||
|
|
cmp al,9
|
||
|
|
je tab_key
|
||
|
|
cmp [was_selection],0
|
||
|
|
je no_selection_to_replace
|
||
|
|
call make_undopoint
|
||
|
|
test [editor_style],FES_SECURESEL
|
||
|
|
jnz character_undo_ok
|
||
|
|
push eax
|
||
|
|
call delete_block
|
||
|
|
pop eax
|
||
|
|
call put_character
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
no_selection_to_replace:
|
||
|
|
mov [current_operation],VK_SPACE
|
||
|
|
cmp [last_operation],VK_SPACE
|
||
|
|
jne character_undopoint
|
||
|
|
mov edx,[unmodified_state]
|
||
|
|
cmp edx,[undo_data]
|
||
|
|
jne character_undo_ok
|
||
|
|
or [unmodified_state],-1
|
||
|
|
jmp character_undo_ok
|
||
|
|
character_undopoint:
|
||
|
|
call make_undopoint
|
||
|
|
character_undo_ok:
|
||
|
|
call put_character
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
tab_key:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
call make_undopoint
|
||
|
|
cmp [was_selection],0
|
||
|
|
je tab_securesel
|
||
|
|
test [editor_style],FES_SECURESEL
|
||
|
|
jnz tab_securesel
|
||
|
|
call delete_block
|
||
|
|
tab_securesel:
|
||
|
|
call tabulate
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
enter_key:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
call make_undopoint
|
||
|
|
cmp [was_selection],0
|
||
|
|
je enter_secureselection_ok
|
||
|
|
test [editor_style],FES_SECURESEL
|
||
|
|
jnz enter_secureselection_ok
|
||
|
|
call delete_block
|
||
|
|
enter_secureselection_ok:
|
||
|
|
call carriage_return
|
||
|
|
test [editor_mode],FEMODE_OVERWRITE
|
||
|
|
jnz text_altered
|
||
|
|
call finish_edit
|
||
|
|
jmp text_altered
|
||
|
|
ctrl_y_key:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
call make_undopoint
|
||
|
|
call remove_line
|
||
|
|
jmp text_altered
|
||
|
|
f6_key:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
call make_undopoint
|
||
|
|
call duplicate_line
|
||
|
|
jmp text_altered
|
||
|
|
menu_key:
|
||
|
|
cmp [menu_handle],0
|
||
|
|
je ignore
|
||
|
|
lea ebx,[point]
|
||
|
|
mov eax,[caret_x]
|
||
|
|
mov [ebx+POINT.x],eax
|
||
|
|
mov eax,[caret_y]
|
||
|
|
add eax,[font_height]
|
||
|
|
mov [ebx+POINT.y],eax
|
||
|
|
invoke ClientToScreen,[hwnd],ebx
|
||
|
|
invoke TrackPopupMenu,[menu_handle],TPM_RIGHTBUTTON,[ebx+POINT.x],[ebx+POINT.y],0,[menu_window],0
|
||
|
|
jmp ignore
|
||
|
|
wm_syskeydown:
|
||
|
|
lea ebx,[kbstate]
|
||
|
|
invoke GetKeyboardState,ebx
|
||
|
|
mov eax,[wparam]
|
||
|
|
cmp eax,VK_INSERT
|
||
|
|
je switch_blocks
|
||
|
|
cmp eax,VK_LEFT
|
||
|
|
je scroll_left
|
||
|
|
cmp eax,VK_RIGHT
|
||
|
|
je scroll_right
|
||
|
|
cmp eax,VK_UP
|
||
|
|
je scroll_up
|
||
|
|
cmp eax,VK_DOWN
|
||
|
|
je scroll_down
|
||
|
|
cmp eax,VK_BACK
|
||
|
|
je undo_key
|
||
|
|
mov al,[last_operation]
|
||
|
|
mov [current_operation],al
|
||
|
|
jmp defwndproc
|
||
|
|
switch_blocks:
|
||
|
|
xor [editor_mode],FEMODE_VERTICALSEL
|
||
|
|
mov [notification],FEN_MODECHANGE
|
||
|
|
cmp [was_selection],0
|
||
|
|
je ignore
|
||
|
|
jmp moved_window
|
||
|
|
wm_char:
|
||
|
|
test [lparam],1 shl 31
|
||
|
|
jz ignore
|
||
|
|
mov eax,[wparam]
|
||
|
|
jmp character
|
||
|
|
wm_lbuttondown:
|
||
|
|
cmp [focus],0
|
||
|
|
jne focus_ok
|
||
|
|
invoke SetFocus,[hwnd]
|
||
|
|
mov esi,[editor_memory]
|
||
|
|
add esi,SEGMENT_HEADER_LENGTH
|
||
|
|
lea edi,[editor_data]
|
||
|
|
mov ecx,editor_data_size
|
||
|
|
rep movsb
|
||
|
|
focus_ok:
|
||
|
|
lea ebx,[kbstate]
|
||
|
|
invoke GetKeyboardState,ebx
|
||
|
|
cmp [was_selection],0
|
||
|
|
jne selection_ok
|
||
|
|
mov eax,[caret_line]
|
||
|
|
mov [selection_line],eax
|
||
|
|
mov eax,[caret_position]
|
||
|
|
mov [selection_position],eax
|
||
|
|
mov eax,[caret_line_number]
|
||
|
|
mov [selection_line_number],eax
|
||
|
|
selection_ok:
|
||
|
|
call get_mouse_position
|
||
|
|
invoke SetCapture,[hwnd]
|
||
|
|
or [mouse_select],-1
|
||
|
|
jmp moved_caret
|
||
|
|
get_mouse_position:
|
||
|
|
mov ax,word [lparam]
|
||
|
|
cwde
|
||
|
|
cdq
|
||
|
|
test [editor_style],FES_CONSOLECARET
|
||
|
|
jnz get_mouse_column
|
||
|
|
test [editor_mode],FEMODE_OVERWRITE
|
||
|
|
jnz get_mouse_column
|
||
|
|
mov ebx,[font_width]
|
||
|
|
shr ebx,1
|
||
|
|
adc eax,ebx
|
||
|
|
get_mouse_column:
|
||
|
|
idiv [font_width]
|
||
|
|
add eax,[window_position]
|
||
|
|
cmp eax,[maximum_position]
|
||
|
|
jg mouse_out_of_line
|
||
|
|
cmp eax,0
|
||
|
|
jge click_position_ok
|
||
|
|
xor eax,eax
|
||
|
|
jmp click_position_ok
|
||
|
|
mouse_out_of_line:
|
||
|
|
mov eax,[maximum_position]
|
||
|
|
click_position_ok:
|
||
|
|
mov [caret_position],eax
|
||
|
|
mov ax,word [lparam+2]
|
||
|
|
cwde
|
||
|
|
cdq
|
||
|
|
idiv [font_height]
|
||
|
|
add eax,[window_line_number]
|
||
|
|
cmp eax,0
|
||
|
|
jg click_line_ok
|
||
|
|
mov eax,1
|
||
|
|
click_line_ok:
|
||
|
|
call find_line
|
||
|
|
mov [caret_line],esi
|
||
|
|
mov [caret_line_number],ecx
|
||
|
|
retn
|
||
|
|
wm_lbuttonup:
|
||
|
|
invoke ReleaseCapture
|
||
|
|
mov [mouse_select],0
|
||
|
|
jmp done
|
||
|
|
wm_mousemove:
|
||
|
|
cmp [mouse_select],0
|
||
|
|
je ignore
|
||
|
|
cmp [was_selection],0
|
||
|
|
jne select
|
||
|
|
mov eax,[caret_line]
|
||
|
|
mov ebx,[caret_line_number]
|
||
|
|
mov [selection_line],eax
|
||
|
|
mov [selection_line_number],ebx
|
||
|
|
mov eax,[caret_position]
|
||
|
|
mov [selection_position],eax
|
||
|
|
select:
|
||
|
|
call get_mouse_position
|
||
|
|
jmp moved_selection
|
||
|
|
wm_lbuttondblclk:
|
||
|
|
mov [mouse_select],0
|
||
|
|
call get_mouse_position
|
||
|
|
call get_word_at_caret
|
||
|
|
mov [selection_position],edx
|
||
|
|
add edx,ecx
|
||
|
|
mov [caret_position],edx
|
||
|
|
mov eax,[caret_line]
|
||
|
|
mov [selection_line],eax
|
||
|
|
mov eax,[caret_line_number]
|
||
|
|
mov [selection_line_number],eax
|
||
|
|
jmp moved_selection
|
||
|
|
wm_rbuttondown:
|
||
|
|
cmp [menu_handle],0
|
||
|
|
je ignore
|
||
|
|
lea eax,[point]
|
||
|
|
invoke GetCursorPos,eax
|
||
|
|
invoke TrackPopupMenu,[menu_handle],TPM_RIGHTBUTTON,[point.x],[point.y],0,[menu_window],0
|
||
|
|
jmp ignore
|
||
|
|
wm_copy:
|
||
|
|
cmp [was_selection],0
|
||
|
|
je ignore
|
||
|
|
call copy_to_clipboard
|
||
|
|
jmp ignore
|
||
|
|
copy_to_clipboard:
|
||
|
|
call get_block_length
|
||
|
|
inc ecx
|
||
|
|
invoke GlobalAlloc,GMEM_MOVEABLE+GMEM_DDESHARE,ecx
|
||
|
|
mov ebx,eax
|
||
|
|
invoke GlobalLock,ebx
|
||
|
|
mov edi,eax
|
||
|
|
push ebx
|
||
|
|
call copy_block
|
||
|
|
pop ebx
|
||
|
|
invoke GlobalUnlock,ebx
|
||
|
|
invoke OpenClipboard,[hwnd]
|
||
|
|
invoke EmptyClipboard
|
||
|
|
invoke SetClipboardData,CF_TEXT,ebx
|
||
|
|
or eax,eax
|
||
|
|
jz copy_failed
|
||
|
|
invoke CloseClipboard
|
||
|
|
retn
|
||
|
|
copy_failed:
|
||
|
|
invoke GlobalFree,ebx
|
||
|
|
retn
|
||
|
|
wm_cut:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
cmp [was_selection],0
|
||
|
|
je ignore
|
||
|
|
call copy_to_clipboard
|
||
|
|
wm_clear:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
cmp [was_selection],0
|
||
|
|
je ignore
|
||
|
|
call make_undopoint
|
||
|
|
call delete_block
|
||
|
|
mov [selection_line],0
|
||
|
|
jmp text_changed
|
||
|
|
wm_paste:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
call make_undopoint
|
||
|
|
cmp [was_selection],0
|
||
|
|
je paste_secureselection_ok
|
||
|
|
test [editor_style],FES_SECURESEL
|
||
|
|
jnz paste_secureselection_ok
|
||
|
|
call delete_block
|
||
|
|
paste_secureselection_ok:
|
||
|
|
invoke OpenClipboard,NULL
|
||
|
|
invoke GetClipboardData,CF_TEXT
|
||
|
|
or eax,eax
|
||
|
|
jnz do_paste
|
||
|
|
invoke CloseClipboard
|
||
|
|
jmp ignore
|
||
|
|
do_paste:
|
||
|
|
or [clipboard_opened],-1
|
||
|
|
push eax
|
||
|
|
invoke GlobalLock,dword [esp]
|
||
|
|
mov esi,eax
|
||
|
|
call insert_block
|
||
|
|
jc paste_failed
|
||
|
|
pop ebx
|
||
|
|
invoke GlobalUnlock,ebx
|
||
|
|
invoke CloseClipboard
|
||
|
|
mov [clipboard_opened],0
|
||
|
|
test [editor_style],FES_SECURESEL
|
||
|
|
jz no_selection_after_paste
|
||
|
|
mov eax,[caret_line]
|
||
|
|
mov ecx,[caret_line_number]
|
||
|
|
mov edx,[caret_position]
|
||
|
|
xchg eax,[selection_line]
|
||
|
|
xchg ecx,[selection_line_number]
|
||
|
|
xchg edx,[selection_position]
|
||
|
|
mov [caret_line],eax
|
||
|
|
mov [caret_line_number],ecx
|
||
|
|
mov [caret_position],edx
|
||
|
|
jmp text_changed
|
||
|
|
no_selection_after_paste:
|
||
|
|
mov [selection_line],0
|
||
|
|
jmp text_changed
|
||
|
|
paste_failed:
|
||
|
|
call undo_changes
|
||
|
|
pop ebx
|
||
|
|
invoke GlobalUnlock,ebx
|
||
|
|
invoke CloseClipboard
|
||
|
|
mov [clipboard_opened],0
|
||
|
|
jmp text_changed
|
||
|
|
wm_settext:
|
||
|
|
mov esi,[lparam]
|
||
|
|
call set_text
|
||
|
|
mov [return_value],TRUE
|
||
|
|
jmp text_changed
|
||
|
|
wm_gettextlength:
|
||
|
|
mov esi,[first_line]
|
||
|
|
count_text_length:
|
||
|
|
mov eax,[esi+8]
|
||
|
|
add [return_value],eax
|
||
|
|
skip_counted_line_segments:
|
||
|
|
mov esi,[esi]
|
||
|
|
or esi,esi
|
||
|
|
jz ignore
|
||
|
|
btr esi,0
|
||
|
|
jc skip_counted_line_segments
|
||
|
|
add [return_value],2
|
||
|
|
jmp count_text_length
|
||
|
|
wm_gettext:
|
||
|
|
mov esi,[first_line]
|
||
|
|
mov edi,[lparam]
|
||
|
|
sub [wparam],1
|
||
|
|
jc ignore
|
||
|
|
mov [line_number],0
|
||
|
|
copy_text:
|
||
|
|
inc [line_number]
|
||
|
|
mov ecx,[esi+8]
|
||
|
|
test [editor_style],FES_OPTIMALFILL
|
||
|
|
jz direct_copy
|
||
|
|
cmp ecx,8
|
||
|
|
jb direct_copy
|
||
|
|
push edi ecx
|
||
|
|
mov edi,[line_buffer]
|
||
|
|
xor edx,edx
|
||
|
|
call copy_from_line
|
||
|
|
push esi
|
||
|
|
mov esi,[line_buffer]
|
||
|
|
mov edi,[line_buffer]
|
||
|
|
add edi,[peak_line_length]
|
||
|
|
mov ebx,edi
|
||
|
|
mov ecx,[esp+4]
|
||
|
|
xor al,al
|
||
|
|
rep stosb
|
||
|
|
mov ecx,[esp+4]
|
||
|
|
invoke syntax_proc,esi,ecx,ebx
|
||
|
|
pop esi ecx edi
|
||
|
|
mov eax,[return_value]
|
||
|
|
add eax,ecx
|
||
|
|
cmp eax,[wparam]
|
||
|
|
jbe optimal_fill_size_ok
|
||
|
|
mov ecx,[wparam]
|
||
|
|
sub eax,[return_value]
|
||
|
|
optimal_fill_size_ok:
|
||
|
|
push esi edi
|
||
|
|
mov esi,[line_buffer]
|
||
|
|
mov ebx,[peak_line_length]
|
||
|
|
jecxz optimal_fill_done
|
||
|
|
xor edx,edx
|
||
|
|
optimal_fill:
|
||
|
|
lodsb
|
||
|
|
cmp al,20h
|
||
|
|
jne store_character
|
||
|
|
cmp byte [esi-1+ebx],0
|
||
|
|
jne store_character
|
||
|
|
mov eax,esi
|
||
|
|
sub eax,[line_buffer]
|
||
|
|
test eax,111b
|
||
|
|
jz store_tab
|
||
|
|
inc edx
|
||
|
|
mov al,20h
|
||
|
|
stosb
|
||
|
|
loop optimal_fill
|
||
|
|
jmp optimal_fill_done
|
||
|
|
store_tab:
|
||
|
|
mov al,20h
|
||
|
|
or edx,edx
|
||
|
|
jz store_character
|
||
|
|
sub edi,edx
|
||
|
|
mov al,9
|
||
|
|
store_character:
|
||
|
|
stosb
|
||
|
|
xor edx,edx
|
||
|
|
loop optimal_fill
|
||
|
|
optimal_fill_done:
|
||
|
|
pop eax
|
||
|
|
neg eax
|
||
|
|
add eax,edi
|
||
|
|
add [return_value],eax
|
||
|
|
pop esi
|
||
|
|
jmp line_copied
|
||
|
|
direct_copy:
|
||
|
|
mov eax,[return_value]
|
||
|
|
add eax,ecx
|
||
|
|
cmp eax,[wparam]
|
||
|
|
jbe direct_copy_size_ok
|
||
|
|
mov ecx,[wparam]
|
||
|
|
sub eax,[return_value]
|
||
|
|
direct_copy_size_ok:
|
||
|
|
add [return_value],ecx
|
||
|
|
xor edx,edx
|
||
|
|
call copy_from_line
|
||
|
|
line_copied:
|
||
|
|
or esi,esi
|
||
|
|
jz text_copied
|
||
|
|
mov ecx,[return_value]
|
||
|
|
add ecx,2
|
||
|
|
cmp ecx,[wparam]
|
||
|
|
ja text_copied
|
||
|
|
mov ax,0A0Dh
|
||
|
|
stosw
|
||
|
|
mov [return_value],ecx
|
||
|
|
cmp ecx,[wparam]
|
||
|
|
jne copy_text
|
||
|
|
text_copied:
|
||
|
|
xor al,al
|
||
|
|
stosb
|
||
|
|
jmp ignore
|
||
|
|
fem_getlinelength:
|
||
|
|
mov esi,[caret_line]
|
||
|
|
mov eax,[wparam]
|
||
|
|
or eax,eax
|
||
|
|
jz return_length
|
||
|
|
call find_line
|
||
|
|
cmp ecx,[wparam]
|
||
|
|
je return_length
|
||
|
|
or [return_value],-1
|
||
|
|
jmp ignore
|
||
|
|
return_length:
|
||
|
|
mov ecx,[esi+8]
|
||
|
|
mov [return_value],ecx
|
||
|
|
jmp ignore
|
||
|
|
fem_getline:
|
||
|
|
mov esi,[caret_line]
|
||
|
|
mov eax,[wparam]
|
||
|
|
or eax,eax
|
||
|
|
jz get_line
|
||
|
|
call find_line
|
||
|
|
cmp ecx,[wparam]
|
||
|
|
jne ignore
|
||
|
|
get_line:
|
||
|
|
mov ecx,[esi+8]
|
||
|
|
mov [return_value],ecx
|
||
|
|
mov edi,[lparam]
|
||
|
|
xor edx,edx
|
||
|
|
call copy_from_line
|
||
|
|
xor al,al
|
||
|
|
stosb
|
||
|
|
jmp ignore
|
||
|
|
wm_setfont:
|
||
|
|
mov esi,[wparam]
|
||
|
|
or esi,esi
|
||
|
|
jnz get_metrics
|
||
|
|
mov esi,[fedit_font]
|
||
|
|
get_metrics:
|
||
|
|
invoke GetDC,[hwnd]
|
||
|
|
mov ebx,eax
|
||
|
|
invoke SelectObject,ebx,esi
|
||
|
|
lea edi,[char]
|
||
|
|
mov byte [edi],20h
|
||
|
|
lea eax,[size]
|
||
|
|
invoke GetTextExtentPoint32,ebx,edi,1,eax
|
||
|
|
lea eax,[tm]
|
||
|
|
invoke GetTextMetrics,ebx,eax
|
||
|
|
invoke ReleaseDC,[hwnd],ebx
|
||
|
|
test [tm.tmPitchAndFamily],TMPF_FIXED_PITCH
|
||
|
|
jnz ignore
|
||
|
|
mov [return_value],esi
|
||
|
|
mov [editor_font],esi
|
||
|
|
mov eax,[size.cy]
|
||
|
|
mov [font_height],eax
|
||
|
|
mov eax,[size.cx]
|
||
|
|
mov [font_width],eax
|
||
|
|
mov ecx,[tm.tmMaxCharWidth]
|
||
|
|
sub ecx,eax
|
||
|
|
mov [font_overhang],ecx
|
||
|
|
mov eax,[lparam]
|
||
|
|
mov [redraw_now],al
|
||
|
|
cmp [focus],0
|
||
|
|
je wm_size
|
||
|
|
call create_caret
|
||
|
|
jmp wm_size
|
||
|
|
wm_getfont:
|
||
|
|
mov eax,[editor_font]
|
||
|
|
cmp eax,[fedit_font]
|
||
|
|
je ignore
|
||
|
|
mov [return_value],eax
|
||
|
|
jmp ignore
|
||
|
|
wm_undo:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
test [editor_mode],FEMODE_NOUNDO
|
||
|
|
jnz enable_undo
|
||
|
|
mov eax,[undo_data]
|
||
|
|
test eax,eax
|
||
|
|
jz ignore
|
||
|
|
call undo_changes
|
||
|
|
call create_caret
|
||
|
|
mov [last_operation],0
|
||
|
|
jmp text_changed
|
||
|
|
enable_undo:
|
||
|
|
and [editor_mode],not FEMODE_NOUNDO
|
||
|
|
jmp ignore
|
||
|
|
em_canundo:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
mov eax,[undo_data]
|
||
|
|
or eax,eax
|
||
|
|
jz ignore
|
||
|
|
mov [return_value],TRUE
|
||
|
|
jmp ignore
|
||
|
|
undo_key:
|
||
|
|
test [kbstate+VK_SHIFT],80h
|
||
|
|
jz wm_undo
|
||
|
|
fem_redo:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
cmp [redo_data],0
|
||
|
|
je ignore
|
||
|
|
call redo_changes
|
||
|
|
call create_caret
|
||
|
|
mov [last_operation],0
|
||
|
|
jmp text_changed
|
||
|
|
fem_canredo:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
mov eax,[redo_data]
|
||
|
|
or eax,eax
|
||
|
|
jz ignore
|
||
|
|
mov [return_value],TRUE
|
||
|
|
jmp ignore
|
||
|
|
fem_isunmodified:
|
||
|
|
mov eax,[undo_data]
|
||
|
|
cmp eax,[unmodified_state]
|
||
|
|
jne ignore
|
||
|
|
mov [return_value],TRUE
|
||
|
|
jmp ignore
|
||
|
|
em_emptyundobuffer:
|
||
|
|
call clear_redo_data
|
||
|
|
call clear_undo_data
|
||
|
|
jmp ignore
|
||
|
|
fem_setunmodified:
|
||
|
|
mov eax,[undo_data]
|
||
|
|
mov [unmodified_state],eax
|
||
|
|
jmp ignore
|
||
|
|
em_replacesel:
|
||
|
|
test [editor_mode],FEMODE_VERTICALSEL + FEMODE_OVERWRITE + FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
cmp [undo_data],0
|
||
|
|
je replacesel_undopoint
|
||
|
|
cmp [wparam],0
|
||
|
|
je replace_undo_ok
|
||
|
|
replacesel_undopoint:
|
||
|
|
call make_undopoint
|
||
|
|
replace_undo_ok:
|
||
|
|
cmp [was_selection],0
|
||
|
|
je simple_replace
|
||
|
|
push [caret_line_number]
|
||
|
|
push [caret_position]
|
||
|
|
call delete_block
|
||
|
|
pop edx ecx
|
||
|
|
cmp ecx,[caret_line_number]
|
||
|
|
jne simple_replace
|
||
|
|
cmp edx,[caret_position]
|
||
|
|
jne simple_replace
|
||
|
|
mov esi,[lparam]
|
||
|
|
call insert_block
|
||
|
|
mov esi,[caret_line]
|
||
|
|
mov ecx,[caret_line_number]
|
||
|
|
mov edx,[caret_position]
|
||
|
|
xchg esi,[selection_line]
|
||
|
|
xchg ecx,[selection_line_number]
|
||
|
|
xchg edx,[selection_position]
|
||
|
|
mov [caret_line],esi
|
||
|
|
mov [caret_line_number],ecx
|
||
|
|
mov [caret_position],edx
|
||
|
|
jmp text_changed
|
||
|
|
simple_replace:
|
||
|
|
mov esi,[lparam]
|
||
|
|
call insert_block
|
||
|
|
jmp text_changed
|
||
|
|
fem_setmode:
|
||
|
|
mov eax,[wparam]
|
||
|
|
xchg [editor_mode],eax
|
||
|
|
cmp eax,[editor_mode]
|
||
|
|
je ignore
|
||
|
|
mov [notification],FEN_MODECHANGE
|
||
|
|
call create_caret
|
||
|
|
cmp [was_selection],0
|
||
|
|
jne moved_window
|
||
|
|
jmp done
|
||
|
|
fem_getmode:
|
||
|
|
mov eax,[editor_mode]
|
||
|
|
mov [return_value],eax
|
||
|
|
jmp ignore
|
||
|
|
fem_setsyntaxhighlight:
|
||
|
|
mov eax,[wparam]
|
||
|
|
mov ebx,[lparam]
|
||
|
|
mov [syntax_colors],eax
|
||
|
|
mov [syntax_proc],ebx
|
||
|
|
or eax,eax
|
||
|
|
jnz wm_size
|
||
|
|
mov [syntax_proc],SyntaxProc
|
||
|
|
jmp wm_size
|
||
|
|
fem_setrightclickmenu:
|
||
|
|
mov eax,[wparam]
|
||
|
|
mov ebx,[lparam]
|
||
|
|
mov [menu_handle],eax
|
||
|
|
mov [menu_window],ebx
|
||
|
|
jmp ignore
|
||
|
|
fem_settextcolor:
|
||
|
|
mov eax,[wparam]
|
||
|
|
mov ebx,[lparam]
|
||
|
|
mov [text_color],eax
|
||
|
|
mov [background_color],ebx
|
||
|
|
jmp wm_size
|
||
|
|
fem_setselcolor:
|
||
|
|
mov eax,[wparam]
|
||
|
|
mov ebx,[lparam]
|
||
|
|
mov [selection_text],eax
|
||
|
|
mov [selection_background],ebx
|
||
|
|
jmp wm_size
|
||
|
|
fem_setpos:
|
||
|
|
mov edi,[wparam]
|
||
|
|
virtual at edi
|
||
|
|
pos FEPOS
|
||
|
|
end virtual
|
||
|
|
cmp [selection_line],0
|
||
|
|
jne selection_current_ok
|
||
|
|
mov eax,[caret_line]
|
||
|
|
mov [selection_line],eax
|
||
|
|
mov eax,[caret_line_number]
|
||
|
|
mov [selection_line_number],eax
|
||
|
|
mov eax,[caret_position]
|
||
|
|
mov [selection_position],eax
|
||
|
|
selection_current_ok:
|
||
|
|
mov eax,[pos.selectionLine]
|
||
|
|
or eax,eax
|
||
|
|
jz selection_line_ok
|
||
|
|
call find_line
|
||
|
|
mov [selection_line],esi
|
||
|
|
mov [selection_line_number],ecx
|
||
|
|
selection_line_ok:
|
||
|
|
mov eax,[pos.selectionPosition]
|
||
|
|
sub eax,1
|
||
|
|
jc selection_position_set
|
||
|
|
mov [selection_position],eax
|
||
|
|
selection_position_set:
|
||
|
|
mov eax,[pos.caretLine]
|
||
|
|
or eax,eax
|
||
|
|
jz caret_line_ok
|
||
|
|
call find_line
|
||
|
|
mov [caret_line],esi
|
||
|
|
mov [caret_line_number],ecx
|
||
|
|
caret_line_ok:
|
||
|
|
mov eax,[pos.caretPosition]
|
||
|
|
sub eax,1
|
||
|
|
jc moved_selection
|
||
|
|
mov [caret_position],eax
|
||
|
|
jmp moved_selection
|
||
|
|
fem_getpos:
|
||
|
|
mov edi,[wparam]
|
||
|
|
mov eax,[caret_line_number]
|
||
|
|
mov [pos.selectionLine],eax
|
||
|
|
mov [pos.caretLine],eax
|
||
|
|
mov eax,[caret_position]
|
||
|
|
inc eax
|
||
|
|
mov [pos.selectionPosition],eax
|
||
|
|
mov [pos.caretPosition],eax
|
||
|
|
cmp [selection_line],0
|
||
|
|
je ignore
|
||
|
|
mov eax,[selection_line_number]
|
||
|
|
mov [pos.selectionLine],eax
|
||
|
|
mov eax,[selection_position]
|
||
|
|
inc eax
|
||
|
|
mov [pos.selectionPosition],eax
|
||
|
|
jmp ignore
|
||
|
|
fem_findfirst:
|
||
|
|
mov esi,[lparam]
|
||
|
|
mov eax,[wparam]
|
||
|
|
call find_first
|
||
|
|
jnc show_found_text
|
||
|
|
jmp ignore
|
||
|
|
fem_findnext:
|
||
|
|
call find_next
|
||
|
|
jc ignore
|
||
|
|
show_found_text:
|
||
|
|
mov [return_value],TRUE
|
||
|
|
cmp [macro_operation],0
|
||
|
|
jne moved_selection
|
||
|
|
mov eax,[caret_position]
|
||
|
|
xchg eax,[selection_position]
|
||
|
|
mov [caret_position],eax
|
||
|
|
call update_window
|
||
|
|
call let_caret_appear
|
||
|
|
call update_positions
|
||
|
|
mov eax,[caret_position]
|
||
|
|
xchg eax,[selection_position]
|
||
|
|
mov [caret_position],eax
|
||
|
|
jmp moved_selection
|
||
|
|
fem_getsearchtext:
|
||
|
|
call get_search_text_length
|
||
|
|
mov edx,[lparam]
|
||
|
|
jc store_required_buffer_size
|
||
|
|
inc ecx
|
||
|
|
cmp ecx,[edx]
|
||
|
|
ja store_required_buffer_size
|
||
|
|
mov edi,[wparam]
|
||
|
|
call get_search_text
|
||
|
|
mov [return_value],TRUE
|
||
|
|
jmp ignore
|
||
|
|
store_required_buffer_size:
|
||
|
|
mov [edx],ecx
|
||
|
|
jmp ignore
|
||
|
|
fem_getsearchflags:
|
||
|
|
cmp [search_data],0
|
||
|
|
je ignore
|
||
|
|
mov eax,[search_flags]
|
||
|
|
mov [return_value],eax
|
||
|
|
jmp ignore
|
||
|
|
fem_releasesearch:
|
||
|
|
call release_search_data
|
||
|
|
jmp ignore
|
||
|
|
fem_canfindnext:
|
||
|
|
cmp [search_data],0
|
||
|
|
je ignore
|
||
|
|
mov [return_value],TRUE
|
||
|
|
jmp ignore
|
||
|
|
fem_getwordatcaret:
|
||
|
|
cmp [wparam],0
|
||
|
|
je ignore
|
||
|
|
call get_word_at_caret
|
||
|
|
mov edi,[lparam]
|
||
|
|
mov eax,[wparam]
|
||
|
|
dec eax
|
||
|
|
jz word_copied
|
||
|
|
cmp ecx,eax
|
||
|
|
jbe copy_word
|
||
|
|
mov ecx,eax
|
||
|
|
copy_word:
|
||
|
|
mov [return_value],ecx
|
||
|
|
mov esi,[caret_line]
|
||
|
|
call copy_from_line
|
||
|
|
word_copied:
|
||
|
|
xor al,al
|
||
|
|
stosb
|
||
|
|
jmp ignore
|
||
|
|
fem_beginoperation:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
mov [macro_operation],1
|
||
|
|
call store_status_for_undo
|
||
|
|
jmp done
|
||
|
|
fem_endoperation:
|
||
|
|
test [editor_mode],FEMODE_READONLY
|
||
|
|
jnz ignore
|
||
|
|
xor al,al
|
||
|
|
xchg al,[macro_operation]
|
||
|
|
test al,2
|
||
|
|
jnz text_changed
|
||
|
|
test al,4
|
||
|
|
jz update_all
|
||
|
|
mov [notification],FEN_POSCHANGE
|
||
|
|
jmp update_all
|
||
|
|
moved_caret:
|
||
|
|
test [kbstate+VK_SHIFT],80h
|
||
|
|
jnz moved_selection
|
||
|
|
mov [selection_line],0
|
||
|
|
moved_selection:
|
||
|
|
cmp [macro_operation],0
|
||
|
|
jne position_changed_by_macro_operation
|
||
|
|
mov [notification],FEN_POSCHANGE
|
||
|
|
jmp update_all
|
||
|
|
moved_window:
|
||
|
|
call update_positions
|
||
|
|
jmp refresh
|
||
|
|
text_altered:
|
||
|
|
mov [selection_line],0
|
||
|
|
text_changed:
|
||
|
|
cmp [macro_operation],0
|
||
|
|
jne text_changed_by_macro_operation
|
||
|
|
mov [notification],FEN_TEXTCHANGE
|
||
|
|
mov eax,[peak_line_length]
|
||
|
|
xor edx,edx
|
||
|
|
mov ebx,SEGMENT_DATA_LENGTH
|
||
|
|
div ebx
|
||
|
|
inc eax
|
||
|
|
mul ebx
|
||
|
|
shl eax,1
|
||
|
|
cmp eax,[line_buffer_size]
|
||
|
|
je update_all
|
||
|
|
mov [line_buffer_size],eax
|
||
|
|
invoke VirtualAlloc,0,[line_buffer_size],MEM_COMMIT,PAGE_READWRITE
|
||
|
|
or eax,eax
|
||
|
|
jz memory_shortage
|
||
|
|
xchg [line_buffer],eax
|
||
|
|
invoke VirtualFree,eax,0,MEM_RELEASE
|
||
|
|
update_all:
|
||
|
|
cmp [macro_operation],0
|
||
|
|
jne done
|
||
|
|
call update_window
|
||
|
|
call let_caret_appear
|
||
|
|
call update_positions
|
||
|
|
refresh:
|
||
|
|
cmp [macro_operation],0
|
||
|
|
jne done
|
||
|
|
cmp [screen_base],0
|
||
|
|
je wm_size
|
||
|
|
mov eax,[screen_size]
|
||
|
|
shl eax,1
|
||
|
|
xor [screen_offset],eax
|
||
|
|
call update_screen
|
||
|
|
mov esi,[screen_base]
|
||
|
|
mov eax,[screen_size]
|
||
|
|
lea edi,[esi+eax*2]
|
||
|
|
mov [rect.top],0
|
||
|
|
mov edx,[font_height]
|
||
|
|
mov [rect.bottom],edx
|
||
|
|
mov ecx,[screen_height]
|
||
|
|
refresh_screen:
|
||
|
|
push ecx
|
||
|
|
mov ebx,[screen_size]
|
||
|
|
mov edx,[font_width]
|
||
|
|
xor eax,eax
|
||
|
|
mov [rect.left],eax
|
||
|
|
mov [rect.right],eax
|
||
|
|
mov ecx,[screen_width]
|
||
|
|
refresh_line:
|
||
|
|
mov al,[esi]
|
||
|
|
mov ah,[esi+ebx]
|
||
|
|
cmp al,[edi]
|
||
|
|
jne refresh_changed
|
||
|
|
cmp ah,[edi+ebx]
|
||
|
|
jne refresh_changed
|
||
|
|
inc esi
|
||
|
|
inc edi
|
||
|
|
add [rect.left],edx
|
||
|
|
add [rect.right],edx
|
||
|
|
loop refresh_line
|
||
|
|
jmp refresh_next_line
|
||
|
|
refresh_changed:
|
||
|
|
mov al,[esi]
|
||
|
|
mov ah,[esi+ebx]
|
||
|
|
inc esi
|
||
|
|
add [rect.right],edx
|
||
|
|
cmp al,[edi]
|
||
|
|
jne changed_more
|
||
|
|
cmp ah,[edi+ebx]
|
||
|
|
jne changed_more
|
||
|
|
inc edi
|
||
|
|
jmp invalidate
|
||
|
|
changed_more:
|
||
|
|
inc edi
|
||
|
|
loop refresh_changed
|
||
|
|
invalidate:
|
||
|
|
push ecx edx
|
||
|
|
push [rect.right]
|
||
|
|
mov eax,[font_overhang]
|
||
|
|
sub [rect.left],eax
|
||
|
|
add [rect.right],eax
|
||
|
|
lea edx,[rect]
|
||
|
|
invoke InvalidateRect,[hwnd],edx,FALSE
|
||
|
|
pop eax
|
||
|
|
mov [rect.left],eax
|
||
|
|
mov [rect.right],eax
|
||
|
|
pop edx ecx
|
||
|
|
jecxz refresh_next_line
|
||
|
|
loop refresh_line
|
||
|
|
refresh_next_line:
|
||
|
|
mov eax,[font_height]
|
||
|
|
add [rect.top],eax
|
||
|
|
add [rect.bottom],eax
|
||
|
|
pop ecx
|
||
|
|
dec ecx
|
||
|
|
jnz refresh_screen
|
||
|
|
jmp done
|
||
|
|
position_changed_by_macro_operation:
|
||
|
|
or [macro_operation],4
|
||
|
|
jmp done
|
||
|
|
text_changed_by_macro_operation:
|
||
|
|
or [macro_operation],2
|
||
|
|
jmp done
|
||
|
|
ignore:
|
||
|
|
mov dl,[last_operation]
|
||
|
|
mov [current_operation],dl
|
||
|
|
cmp [was_selection],0
|
||
|
|
jne done
|
||
|
|
mov [selection_line],0
|
||
|
|
done:
|
||
|
|
cmp [focus],0
|
||
|
|
je caret_ok
|
||
|
|
call update_caret_position
|
||
|
|
caret_ok:
|
||
|
|
lea esi,[editor_data]
|
||
|
|
mov edi,[editor_memory]
|
||
|
|
add edi,SEGMENT_HEADER_LENGTH
|
||
|
|
mov ecx,editor_data_size
|
||
|
|
rep movsb
|
||
|
|
cmp [notification],0
|
||
|
|
je notification_ok
|
||
|
|
invoke GetWindowLong,[hwnd],GWL_HWNDPARENT
|
||
|
|
mov edi,eax
|
||
|
|
invoke GetWindowLong,[hwnd],GWL_ID
|
||
|
|
movzx ebx,[notification]
|
||
|
|
shl ebx,16
|
||
|
|
or eax,ebx
|
||
|
|
invoke SendMessage,edi,WM_COMMAND,eax,[hwnd]
|
||
|
|
notification_ok:
|
||
|
|
cmp [redraw_now],0
|
||
|
|
je redraw_ok
|
||
|
|
invoke UpdateWindow,[hwnd]
|
||
|
|
redraw_ok:
|
||
|
|
mov eax,[return_value]
|
||
|
|
finish_wndproc:
|
||
|
|
pop edi esi ebx
|
||
|
|
ret
|
||
|
|
not_enough_memory:
|
||
|
|
lea esp,[editor_memory-10h]
|
||
|
|
mov [notification],FEN_OUTOFMEMORY
|
||
|
|
or [return_value],-1
|
||
|
|
cmp [clipboard_opened],0
|
||
|
|
je ignore
|
||
|
|
invoke CloseClipboard
|
||
|
|
mov [clipboard_opened],0
|
||
|
|
jmp ignore
|
||
|
|
get_memory:
|
||
|
|
invoke VirtualAlloc,0,ecx,MEM_COMMIT,PAGE_READWRITE
|
||
|
|
mov ebx,eax
|
||
|
|
retn
|
||
|
|
release_memory:
|
||
|
|
invoke VirtualFree,ebx,0,MEM_RELEASE
|
||
|
|
retn
|
||
|
|
make_undopoint:
|
||
|
|
cmp [macro_operation],0
|
||
|
|
jne undopoint_ok
|
||
|
|
call store_status_for_undo
|
||
|
|
undopoint_ok:
|
||
|
|
retn
|
||
|
|
update_positions:
|
||
|
|
lea eax,[rect]
|
||
|
|
invoke GetClientRect,[hwnd],eax
|
||
|
|
mov eax,[rect.right]
|
||
|
|
sub eax,[rect.left]
|
||
|
|
cdq
|
||
|
|
div [font_width]
|
||
|
|
mov [window_width],eax
|
||
|
|
add edx,-1
|
||
|
|
adc eax,0
|
||
|
|
mov [screen_width],eax
|
||
|
|
mov eax,[rect.bottom]
|
||
|
|
sub eax,[rect.top]
|
||
|
|
cdq
|
||
|
|
div [font_height]
|
||
|
|
mov [window_height],eax
|
||
|
|
add edx,-1
|
||
|
|
adc eax,0
|
||
|
|
mov [screen_height],eax
|
||
|
|
call update_window
|
||
|
|
setup_vscroll:
|
||
|
|
mov ecx,[lines_count]
|
||
|
|
mov [sc.cbSize],sizeof.SCROLLINFO
|
||
|
|
mov [sc.fMask],SIF_DISABLENOSCROLL+SIF_RANGE+SIF_PAGE+SIF_POS
|
||
|
|
mov [sc.nMin],1
|
||
|
|
mov [sc.nMax],ecx
|
||
|
|
mov eax,[window_height]
|
||
|
|
mov [sc.nPage],eax
|
||
|
|
mov edx,[window_line_number]
|
||
|
|
mov [sc.nPos],edx
|
||
|
|
test [editor_style],WS_VSCROLL
|
||
|
|
jz setup_hscroll
|
||
|
|
lea eax,[sc]
|
||
|
|
invoke SetScrollInfo,[hwnd],SB_VERT,eax,TRUE
|
||
|
|
setup_hscroll:
|
||
|
|
mov ecx,[maximum_position]
|
||
|
|
mov [sc.nMin],0
|
||
|
|
mov [sc.nMax],ecx
|
||
|
|
mov eax,[window_width]
|
||
|
|
mov [sc.nPage],eax
|
||
|
|
mov edx,[window_position]
|
||
|
|
mov [sc.nPos],edx
|
||
|
|
test [editor_style],WS_HSCROLL
|
||
|
|
jz setup_caret
|
||
|
|
lea eax,[sc]
|
||
|
|
invoke SetScrollInfo,[hwnd],SB_HORZ,eax,TRUE
|
||
|
|
setup_caret:
|
||
|
|
mov eax,[font_width]
|
||
|
|
mov edx,[caret_position]
|
||
|
|
sub edx,[window_position]
|
||
|
|
imul eax,edx
|
||
|
|
mov [caret_x],eax
|
||
|
|
mov eax,[font_height]
|
||
|
|
mov edx,[caret_line_number]
|
||
|
|
sub edx,[window_line_number]
|
||
|
|
imul eax,edx
|
||
|
|
mov [caret_y],eax
|
||
|
|
retn
|
||
|
|
create_caret:
|
||
|
|
xor eax,eax
|
||
|
|
test [editor_mode],FEMODE_OVERWRITE
|
||
|
|
jnz block_caret
|
||
|
|
test [editor_style],FES_CONSOLECARET
|
||
|
|
jnz console_caret
|
||
|
|
invoke CreateCaret,[hwnd],NULL,0,[font_height]
|
||
|
|
jmp show_caret
|
||
|
|
block_caret:
|
||
|
|
invoke CreateCaret,[hwnd],NULL,[font_width],[font_height]
|
||
|
|
jmp show_caret
|
||
|
|
console_caret:
|
||
|
|
invoke CreateCaret,[hwnd],NULL,[font_width],2
|
||
|
|
show_caret:
|
||
|
|
invoke ShowCaret,[hwnd]
|
||
|
|
update_caret_position:
|
||
|
|
mov eax,[caret_y]
|
||
|
|
test [editor_mode],FEMODE_OVERWRITE
|
||
|
|
jnz set_position
|
||
|
|
test [editor_style],FES_CONSOLECARET
|
||
|
|
jz set_position
|
||
|
|
add eax,[font_height]
|
||
|
|
sub eax,2
|
||
|
|
set_position:
|
||
|
|
invoke SetCaretPos,[caret_x],eax
|
||
|
|
retn
|
||
|
|
update_screen:
|
||
|
|
mov edi,[screen_base]
|
||
|
|
or edi,edi
|
||
|
|
jz screen_prepared
|
||
|
|
add edi,[screen_offset]
|
||
|
|
mov ebx,[screen_size]
|
||
|
|
add ebx,edi
|
||
|
|
push ebx
|
||
|
|
mov ecx,[screen_height]
|
||
|
|
mov edx,[window_line_number]
|
||
|
|
mov [line_number],edx
|
||
|
|
mov esi,[window_line]
|
||
|
|
prepare_screen:
|
||
|
|
push ecx
|
||
|
|
test byte [esi],1
|
||
|
|
jnz prepare_long_line
|
||
|
|
push esi
|
||
|
|
add esi,SEGMENT_HEADER_LENGTH
|
||
|
|
mov ecx,SEGMENT_DATA_LENGTH
|
||
|
|
call prepare_line
|
||
|
|
pop esi
|
||
|
|
mov esi,[esi]
|
||
|
|
jmp prepare_next_line
|
||
|
|
prepare_long_line:
|
||
|
|
push edi
|
||
|
|
mov edi,[line_buffer]
|
||
|
|
xor eax,eax
|
||
|
|
combine_long_line_segments:
|
||
|
|
add esi,SEGMENT_HEADER_LENGTH
|
||
|
|
mov ecx,SEGMENT_DATA_LENGTH
|
||
|
|
rep movsb
|
||
|
|
add eax,SEGMENT_DATA_LENGTH
|
||
|
|
mov esi,[esi-SEGMENT_LENGTH]
|
||
|
|
btr esi,0
|
||
|
|
jc combine_long_line_segments
|
||
|
|
mov ecx,eax
|
||
|
|
mov eax,esi
|
||
|
|
mov esi,edi
|
||
|
|
sub esi,ecx
|
||
|
|
pop edi
|
||
|
|
push eax
|
||
|
|
call prepare_line
|
||
|
|
pop esi
|
||
|
|
prepare_next_line:
|
||
|
|
inc [line_number]
|
||
|
|
pop ecx
|
||
|
|
dec ecx
|
||
|
|
jz prepare_selection
|
||
|
|
or esi,esi
|
||
|
|
jnz prepare_screen
|
||
|
|
prepare_empty_lines:
|
||
|
|
imul ecx,[screen_width]
|
||
|
|
xor al,al
|
||
|
|
mov edx,ecx
|
||
|
|
rep stosb
|
||
|
|
xchg edi,ebx
|
||
|
|
mov ecx,edx
|
||
|
|
rep stosb
|
||
|
|
prepare_selection:
|
||
|
|
pop ebx
|
||
|
|
test [editor_style],ES_NOHIDESEL
|
||
|
|
jnz hideselection_ok
|
||
|
|
cmp [focus],0
|
||
|
|
je screen_prepared
|
||
|
|
hideselection_ok:
|
||
|
|
cmp [selection_line],0
|
||
|
|
je screen_prepared
|
||
|
|
mov eax,[window_line_number]
|
||
|
|
mov esi,[selection_line_number]
|
||
|
|
mov edi,[caret_line_number]
|
||
|
|
sub esi,eax
|
||
|
|
sub edi,eax
|
||
|
|
mov ecx,[window_position]
|
||
|
|
mov eax,[selection_position]
|
||
|
|
mov edx,[caret_position]
|
||
|
|
sub eax,ecx
|
||
|
|
sub edx,ecx
|
||
|
|
cmp esi,edi
|
||
|
|
jle selection_boundaries_ok
|
||
|
|
xchg esi,edi
|
||
|
|
xchg eax,edx
|
||
|
|
selection_boundaries_ok:
|
||
|
|
mov ecx,[screen_height]
|
||
|
|
cmp edi,0
|
||
|
|
jl screen_prepared
|
||
|
|
cmp esi,ecx
|
||
|
|
jge screen_prepared
|
||
|
|
cmp esi,edi
|
||
|
|
je prepare_vsel
|
||
|
|
test [editor_mode],FEMODE_VERTICALSEL
|
||
|
|
jz prepare_hsel
|
||
|
|
prepare_vsel:
|
||
|
|
cmp eax,edx
|
||
|
|
jle vselection_boundaries_ok
|
||
|
|
xchg eax,edx
|
||
|
|
vselection_boundaries_ok:
|
||
|
|
cmp esi,0
|
||
|
|
jge vselection_start_ok
|
||
|
|
xor esi,esi
|
||
|
|
vselection_start_ok:
|
||
|
|
inc edi
|
||
|
|
cmp edi,ecx
|
||
|
|
jle vselection_end_ok
|
||
|
|
mov edi,ecx
|
||
|
|
vselection_end_ok:
|
||
|
|
mov ecx,[screen_width]
|
||
|
|
cmp edx,0
|
||
|
|
jl screen_prepared
|
||
|
|
cmp eax,ecx
|
||
|
|
jge screen_prepared
|
||
|
|
cmp eax,0
|
||
|
|
jge vselection_line_start_ok
|
||
|
|
xor eax,eax
|
||
|
|
vselection_line_start_ok:
|
||
|
|
cmp edx,ecx
|
||
|
|
jle vselection_line_end_ok
|
||
|
|
mov edx,ecx
|
||
|
|
vselection_line_end_ok:
|
||
|
|
mov ecx,edi
|
||
|
|
sub ecx,esi
|
||
|
|
imul esi,[screen_width]
|
||
|
|
add ebx,esi
|
||
|
|
prepare_vselection_line:
|
||
|
|
push eax ecx
|
||
|
|
mov edi,ebx
|
||
|
|
mov ecx,edx
|
||
|
|
sub ecx,eax
|
||
|
|
lea edi,[ebx+eax]
|
||
|
|
mov al,80h
|
||
|
|
rep stosb
|
||
|
|
add ebx,[screen_width]
|
||
|
|
pop ecx eax
|
||
|
|
loop prepare_vselection_line
|
||
|
|
jmp screen_prepared
|
||
|
|
prepare_hsel:
|
||
|
|
cmp esi,0
|
||
|
|
jge hselection_start_ok
|
||
|
|
xor esi,esi
|
||
|
|
xor eax,eax
|
||
|
|
hselection_start_ok:
|
||
|
|
cmp edi,ecx
|
||
|
|
jl hselection_end_ok
|
||
|
|
mov edi,ecx
|
||
|
|
xor edx,edx
|
||
|
|
hselection_end_ok:
|
||
|
|
inc esi
|
||
|
|
mov ecx,edi
|
||
|
|
sub ecx,esi
|
||
|
|
imul ecx,[screen_width]
|
||
|
|
imul esi,[screen_width]
|
||
|
|
lea edi,[ebx+esi]
|
||
|
|
neg eax
|
||
|
|
add eax,[screen_width]
|
||
|
|
cmp eax,0
|
||
|
|
jle hselection_start_line_ok
|
||
|
|
sub edi,eax
|
||
|
|
add ecx,eax
|
||
|
|
sub eax,[screen_width]
|
||
|
|
jle hselection_start_line_ok
|
||
|
|
add edi,eax
|
||
|
|
sub ecx,eax
|
||
|
|
hselection_start_line_ok:
|
||
|
|
cmp edx,0
|
||
|
|
jle hselection_end_line_ok
|
||
|
|
add ecx,edx
|
||
|
|
sub edx,[screen_width]
|
||
|
|
jle hselection_end_line_ok
|
||
|
|
sub ecx,edx
|
||
|
|
hselection_end_line_ok:
|
||
|
|
mov al,80h
|
||
|
|
rep stosb
|
||
|
|
screen_prepared:
|
||
|
|
retn
|
||
|
|
prepare_line:
|
||
|
|
push edi ecx
|
||
|
|
mov ecx,[esp]
|
||
|
|
mov edi,[line_buffer]
|
||
|
|
add edi,ecx
|
||
|
|
shr ecx,2
|
||
|
|
xor eax,eax
|
||
|
|
rep stosd
|
||
|
|
mov ecx,[esp]
|
||
|
|
sub edi,ecx
|
||
|
|
invoke syntax_proc,esi,ecx,edi
|
||
|
|
mov edx,edi
|
||
|
|
pop eax edi
|
||
|
|
push esi edx
|
||
|
|
mov edx,[window_position]
|
||
|
|
lea esi,[esi+edx]
|
||
|
|
sub eax,edx
|
||
|
|
jnc line_position_ok
|
||
|
|
xor eax,eax
|
||
|
|
jmp line_length_ok
|
||
|
|
line_position_ok:
|
||
|
|
cmp eax,[screen_width]
|
||
|
|
jbe line_length_ok
|
||
|
|
mov eax,[screen_width]
|
||
|
|
line_length_ok:
|
||
|
|
mov ecx,eax
|
||
|
|
rep movsb
|
||
|
|
pop esi
|
||
|
|
add esi,edx
|
||
|
|
mov ecx,eax
|
||
|
|
xchg edi,ebx
|
||
|
|
rep movsb
|
||
|
|
xchg edi,ebx
|
||
|
|
pop esi
|
||
|
|
cmp eax,[screen_width]
|
||
|
|
jb after_end_of_line
|
||
|
|
retn
|
||
|
|
after_end_of_line:
|
||
|
|
mov ecx,[screen_width]
|
||
|
|
sub ecx,eax
|
||
|
|
xor al,al
|
||
|
|
mov edx,ecx
|
||
|
|
rep stosb
|
||
|
|
xchg edi,ebx
|
||
|
|
mov ecx,edx
|
||
|
|
rep stosb
|
||
|
|
xchg edi,ebx
|
||
|
|
retn
|
||
|
|
|
||
|
|
include '..\memory.inc'
|
||
|
|
include '..\navigate.inc'
|
||
|
|
include '..\edit.inc'
|
||
|
|
include '..\blocks.inc'
|
||
|
|
include '..\search.inc'
|
||
|
|
include '..\undo.inc'
|
||
|
|
|
||
|
|
endp
|
||
|
|
|
||
|
|
proc SyntaxProc lpLine,uChars,lpColors
|
||
|
|
ret
|
||
|
|
endp
|