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Eolite 3.0 beta: rewrote list functions, fixed rarely crash while window resize

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git-svn-id: svn://kolibrios.org@5694 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Kirill Lipatov (Leency) 2015-08-07 14:55:16 +00:00
parent bf523330da
commit 4bdbccb935
4 changed files with 139 additions and 147 deletions
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208
programs/cmm/eolite/Eolite.c
View File

@ -103,8 +103,8 @@
enum {ONLY_SHOW, WITH_REDRAW, ONLY_OPEN}; //OpenDir enum {ONLY_SHOW, WITH_REDRAW, ONLY_OPEN}; //OpenDir
enum { CREATE_FILE=1, CREATE_FOLDER, RENAME_ITEM }; //NewElement enum { CREATE_FILE=1, CREATE_FOLDER, RENAME_ITEM }; //NewElement
#define TITLE "Eolite File Manager v2.96" #define TITLE "Eolite File Manager v3.0 beta"
#define ABOUT_TITLE "Eolite 2.96" #define ABOUT_TITLE "Eolite 3.0 beta"
dword col_padding, col_selec, col_lpanel; dword col_padding, col_selec, col_lpanel;
int toolbar_buttons_x[7]={9,46,85,134,167,203}; int toolbar_buttons_x[7]={9,46,85,134,167,203};
@ -119,6 +119,8 @@ byte menu_call_mouse=0;
llist files; llist files;
byte list_full_redraw;
byte byte
path[4096], path[4096],
file_path[4096], file_path[4096],
@ -142,7 +144,7 @@ dword eolite_ini_path;
dword menu_stak,about_stak,properties_stak,settings_stak,copy_stak; dword menu_stak,about_stak,properties_stak,settings_stak,copy_stak;
proc_info Form; proc_info Form;
int mouse_dd, scroll_used, sc_slider_h, sorting_arrow_x, kolibrios_drive; int mouse_dd, sc_slider_h, sorting_arrow_x, kolibrios_drive;
dword buf; dword buf;
dword file_mas[6898]; dword file_mas[6898];
int j, i; int j, i;
@ -152,13 +154,13 @@ int selected_count;
byte CMD_REFRESH; byte CMD_REFRESH;
signed x_old, y_old, dif_x, dif_y, adif_x, adif_y; signed x_old, y_old, dif_x, dif_y, adif_x, adif_y;
byte stats;
edit_box edit2 = {250,213,80,0xFFFFCC,0x94AECE,0xFFFFCC,0xFFFFFF,0,248,#file_name,#mouse_dd,64,6,6}; edit_box edit2 = {250,213,80,0xFFFFCC,0x94AECE,0xFFFFCC,0xFFFFFF,0,248,#file_name,#mouse_dd,64,6,6};
edit_box new_file_ed = {171,213,180,0xFFFFFF,0x94AECE,0xFFFFFF,0xFFFFFF,0,248,#new_element_name,#mouse_dd,100000000000010b,6,0}; edit_box new_file_ed = {171,213,180,0xFFFFFF,0x94AECE,0xFFFFFF,0xFFFFFF,0,248,#new_element_name,#mouse_dd,100000000000010b,6,0};
PathShow_data PathShow = {0, 17,250, 6, 250, 0, 0, 0x0, 0xFFFfff, #path, #temp, 0}; PathShow_data PathShow = {0, 17,250, 6, 250, 0, 0, 0x0, 0xFFFfff, #path, #temp, 0};
PathShow_data FileShow = {0, 56,215, 6, 100, 0, 0, 0x0, 0xFFFfff, #file_name, #temp, 0}; PathShow_data FileShow = {0, 56,215, 6, 100, 0, 0, 0x0, 0xFFFfff, #file_name, #temp, 0};
byte cmd_free; byte cmd_free=0;
#include "include\copy.h" #include "include\copy.h"
#include "include\gui.h" #include "include\gui.h"
#include "include\sorting.h" #include "include\sorting.h"
@ -173,7 +175,8 @@ byte cmd_free;
void main() void main()
{ {
word key, id, can_show, can_select, m_selected; word key, id;
char can_show, can_select, scroll_used, stats;
dword selected_offset; dword selected_offset;
dword IPC_LEN,IPC_ID; dword IPC_LEN,IPC_ID;
char IPC_BUF[10]; char IPC_BUF[10];
@ -232,7 +235,7 @@ void main()
{ {
if (HistoryPath(GO_FORWARD)) if (HistoryPath(GO_FORWARD))
{ {
files.first=files.current=NULL; files.KeyHome();
Open_Dir(#path,WITH_REDRAW); Open_Dir(#path,WITH_REDRAW);
} }
stats = 0; stats = 0;
@ -259,11 +262,14 @@ void main()
{ {
if (mouse.y>=files.y)//&&(mouse.click) if (mouse.y>=files.y)//&&(mouse.click)
{ {
id = mouse.y - files.y / files.line_h; id = mouse.y - files.y / files.line_h + files.first;
IF (files.current!=id) if (files.current!=id)
{ {
mouse.clearTime(); mouse.clearTime();
if(!mouse.up)&&(id<files.visible) List_Current(id-files.current); if(!mouse.up)&&(id-files.first<files.visible) {
files.current = id;
List_ReDraw();
}
} }
else IF(mouse.dblclick)Open(0); else IF(mouse.dblclick)Open(0);
} }
@ -274,11 +280,10 @@ void main()
if (mouse.key&MOUSE_RIGHT)&&(mouse.up) if (mouse.key&MOUSE_RIGHT)&&(mouse.up)
{ {
menu_call_mouse = 1; menu_call_mouse = 1;
if (mouse.y>=files.y)//&&(mouse.click)
if (files.MouseOver(mouse.x, mouse.y))
{ {
id = mouse.y - files.y / files.line_h; files.current = mouse.y - files.y / files.line_h + files.first;
if (files.current!=id) List_Current(id-files.current);
//SwitchToAnotherThread();
menu_stak = malloc(4096); menu_stak = malloc(4096);
CreateThread(#FileMenu,menu_stak+4092); CreateThread(#FileMenu,menu_stak+4092);
} }
@ -361,7 +366,7 @@ void main()
case 22: //Forward case 22: //Forward
if (HistoryPath(GO_FORWARD)) if (HistoryPath(GO_FORWARD))
{ {
files.first=files.current=NULL; //aaa?o nienea files.KeyHome();
Open_Dir(#path,WITH_REDRAW); Open_Dir(#path,WITH_REDRAW);
} }
break; break;
@ -391,7 +396,7 @@ void main()
DEVICE_MARK: DEVICE_MARK:
DrawRectangle(17,id-100*16+74,159,16, 0); //auaaeaiea DrawRectangle(17,id-100*16+74,159,16, 0); //auaaeaiea
strcpy(#path, #disk_list[id-100].Item); strcpy(#path, #disk_list[id-100].Item);
files.first=files.current=0; files.KeyHome();
Open_Dir(#path,WITH_REDRAW); Open_Dir(#path,WITH_REDRAW);
pause(5); pause(5);
DrawRectangle(17,id-100*16+74,159,16, 0xFFFFFF); DrawRectangle(17,id-100*16+74,159,16, 0xFFFFFF);
@ -422,6 +427,11 @@ void main()
edit_box_key stdcall (#edit2); edit_box_key stdcall (#edit2);
break; break;
} }
if (files.ProcessKey(key))
{
List_ReDraw();
break;
}
switch (key) switch (key)
{ {
case 209...217: case 209...217:
@ -484,30 +494,12 @@ void main()
if (!itdir) ShowOpenWithDialog(); if (!itdir) ShowOpenWithDialog();
else Open(1); else Open(1);
break; break;
case ASCII_KEY_UP:
List_Current(-1);
break;
case ASCII_KEY_DOWN:
List_Current(1);
break;
case ASCII_KEY_HOME:
if (files.KeyHome()) List_ReDraw();
break;
case ASCII_KEY_END:
if (files.KeyEnd()) List_ReDraw();
break;
case ASCII_KEY_PGDN:
List_Current(files.visible-1);
break;
case ASCII_KEY_PGUP:
List_Current(-files.visible+1);
break;
case ASCII_KEY_DEL: case ASCII_KEY_DEL:
Del_Form(); Del_Form();
break; break;
case ASCII_KEY_INS: case ASCII_KEY_INS:
selected_offset = file_mas[files.current+files.first]*304 + buf+32 + 7; selected_offset = file_mas[files.current]*304 + buf+32 + 7;
if (files.current+files.first==0) && (!strncmp(selected_offset+33, "..", 2)) goto _INSERT_END; //do not selec ".." directory if (files.current==0) && (!strncmp(selected_offset+33, "..", 2)) goto _INSERT_END; //do not selec ".." directory
if (ESBYTE[selected_offset]) if (ESBYTE[selected_offset])
{ {
ESBYTE[selected_offset]=0; ESBYTE[selected_offset]=0;
@ -519,18 +511,20 @@ void main()
selected_count++; selected_count++;
} }
_INSERT_END: _INSERT_END:
List_Current(1); if (files.KeyDown()) List_ReDraw();
break; break;
case 048...059: //F1-F10 case 048...059: //F1-F10
FnProcess(key-49); FnProcess(key-49);
break; break;
default: default:
for (i=files.current+files.first+1; i<files.count; i++) for (i=files.current+1; i<files.count; i++)
{ {
strcpy(#temp, file_mas[i]*304+buf+72); strcpy(#temp, file_mas[i]*304+buf+72);
if (temp[0]==key) || (temp[0]==key-32) if (temp[0]==key) || (temp[0]==key-32)
{ {
List_Current(i-files.current-files.first); files.current = i - 1;
files.KeyDown();
List_ReDraw();
break; break;
} }
} }
@ -580,7 +574,7 @@ void menu_action(dword id)
if (id==COPY_PASTE_END) if (id==COPY_PASTE_END)
{ {
FnProcess(5); FnProcess(5);
SelectFile(#copy_to+strrchr(#copy_to,'/')); SelectFileByName(#copy_to+strrchr(#copy_to,'/'));
} }
if (id==100) Open(0); if (id==100) Open(0);
if (id==201) ShowOpenWithDialog(); if (id==201) ShowOpenWithDialog();
@ -606,11 +600,10 @@ void draw_window()
DefineAndDrawWindow(GetScreenWidth()-550/4+rand_n,rand_n+30,550,500,0x73,system.color.work,TITLE,0); DefineAndDrawWindow(GetScreenWidth()-550/4+rand_n,rand_n+30,550,500,0x73,system.color.work,TITLE,0);
GetProcessInfo(#Form, SelfInfo); GetProcessInfo(#Form, SelfInfo);
if (Form.status_window>2) return; if (Form.status_window>2) return;
files.SetSizes(192, 57, Form.cwidth - 210, onTop(57,6), disc_num*16+195,files.line_h);
if (Form.height < files.min_h) MoveSize(OLD,OLD,OLD,files.min_h); if (Form.height < files.min_h) MoveSize(OLD,OLD,OLD,files.min_h);
if (Form.width<480) MoveSize(OLD,OLD,480,OLD); if (Form.width<480) MoveSize(OLD,OLD,480,OLD);
GetProcessInfo(#Form, SelfInfo); //if win_size changed GetProcessInfo(#Form, SelfInfo); //if win_size changed
files.SetSizes(192, 57, Form.cwidth - 210, onTop(57,6), disc_num*16+195,files.line_h);
PutPaletteImage(#toolbar,246,34,0,0,8,#toolbar_pal); PutPaletteImage(#toolbar,246,34,0,0,8,#toolbar_pal);
DrawBar(127, 8, 1, 25, system.color.work_graph); DrawBar(127, 8, 1, 25, system.color.work_graph);
for (j=0; j<3; j++) DefineButton(toolbar_buttons_x[j]+2,5+2,31-5,29-5,21+j+BT_HIDE,system.color.work); for (j=0; j<3; j++) DefineButton(toolbar_buttons_x[j]+2,5+2,31-5,29-5,21+j+BT_HIDE,system.color.work);
@ -638,80 +631,31 @@ void draw_window()
} }
void KEdit()
{
if (Form.width<480) return;
PathShow.area_size_x = Form.cwidth-306;
DrawBar(PathShow.start_x-3, PathShow.start_y-4, PathShow.area_size_x+2, 15, 0xFFFfff);
PathShow_prepare stdcall(#PathShow);
PathShow_draw stdcall(#PathShow);
}
void List_Current(signed int cur)
{
if (cur<=0) //up
{
if (files.first==0) && (files.current<=0) return;
if (-cur-1<files.current)
{
Line_ReDraw(0xFFFFFF, files.current);
files.current+=cur;
Line_ReDraw(col_selec, files.current);
return;
}
else
{
if (-cur<files.first) files.first+=cur; else files.first=0;
files.current=0;
List_ReDraw();
return;
}
}
else //down
{
if (files.first==files.count-files.visible) && (files.current==files.visible-1)
{
Line_ReDraw(col_selec, files.current);
return;
}
if (files.visible-files.current>cur)
{
Line_ReDraw(0xFFFFFF, files.current);
files.current+=cur;
Line_ReDraw(col_selec, files.current);
return;
}
else
{
if(files.first+files.current+cur>=files.count)
{
files.first=files.count-files.visible;
files.current=cur-files.first+files.current;
}
else
{
files.first+=cur+files.current-files.visible+1;
files.current=files.visible-1;
}
if (files.current<0) || (files.current>files.visible)
{
files.current=files.visible-1;
}
List_ReDraw();
}
}
}
void List_ReDraw() void List_ReDraw()
{ {
int paint_y; int paint_y;
//we are in the end of the list => maximize window => there will be white lines after the last element static int old_current, old_first;
if (files.count-files.first<files.visible) || (files.current>files.visible-1)
{ files.first=files.count-files.visible; files.current=files.visible-1; } files.CheckDoesValuesOkey(); //prevent some shit
for (j=0; j<files.visible; j++) if (files.current!=j) Line_ReDraw(0xFFFFFF, j); else Line_ReDraw(col_selec, files.current);
if (list_full_redraw) || (old_first != files.first)
{
old_current = files.current;
old_first = files.first;
list_full_redraw = false;
goto _ALL_LIST_REDRAW;
}
if (old_current != files.current)
{
Line_ReDraw(0xFFFFFF, old_current-files.first);
Line_ReDraw(col_selec, files.current-files.first);
old_current = files.current;
return;
}
_ALL_LIST_REDRAW:
for (j=0; j<files.visible; j++) if (files.current-files.first!=j) Line_ReDraw(0xFFFFFF, j); else Line_ReDraw(col_selec, files.current-files.first);
//in the bottom //in the bottom
paint_y = j * files.line_h + files.y; paint_y = j * files.line_h + files.y;
DrawBar(files.x,paint_y,files.w,onTop(paint_y,6),0xFFFFFF); DrawBar(files.x,paint_y,files.w,onTop(paint_y,6),0xFFFFFF);
@ -794,11 +738,17 @@ void Open_Dir(dword dir_path, redraw){
} }
maxcount = sizeof(file_mas)/sizeof(dword)-1; maxcount = sizeof(file_mas)/sizeof(dword)-1;
if (files.count>maxcount) files.count = maxcount; if (files.count>maxcount) files.count = maxcount;
if (files.count>0) && (files.current==-1) files.current=0; if (files.count>0) && (files.current-files.first==-1) files.current=0;
} }
if (files.count!=-1) if (files.count!=-1)
{ {
if(!_not_draw)KEdit(); if(!_not_draw)
{
PathShow.area_size_x = Form.cwidth-306;
DrawBar(PathShow.start_x-3, PathShow.start_y-4, PathShow.area_size_x+2, 15, 0xFFFfff);
PathShow_prepare stdcall(#PathShow);
PathShow_draw stdcall(#PathShow);
}
HistoryPath(ADD_NEW_PATH); HistoryPath(ADD_NEW_PATH);
files.visible = files.h / files.line_h; files.visible = files.h / files.line_h;
if (files.count < files.visible) files.visible = files.count; if (files.count < files.visible) files.visible = files.count;
@ -807,10 +757,15 @@ void Open_Dir(dword dir_path, redraw){
if (sort_num==3) sorting_arrow_x = strlen(T_SIZE)*3-30+files.x+files.w; if (sort_num==3) sorting_arrow_x = strlen(T_SIZE)*3-30+files.x+files.w;
WriteText(sorting_arrow_x,45,0x80,system.color.work_graph,"\x19"); WriteText(sorting_arrow_x,45,0x80,system.color.work_graph,"\x19");
if (redraw!=ONLY_SHOW) Sorting(); if (redraw!=ONLY_SHOW) Sorting();
list_full_redraw = true;
if (redraw!=ONLY_OPEN)&&(!_not_draw) List_ReDraw(); if (redraw!=ONLY_OPEN)&&(!_not_draw) List_ReDraw();
DrawSystemDiscs(); DrawSystemDiscs();
} }
if (files.count==-1) && (redraw!=ONLY_OPEN) {files.visible=files.count=0; if(!_not_draw)List_ReDraw();} if (files.count==-1) && (redraw!=ONLY_OPEN)
{
files.KeyHome();
if(!_not_draw) { list_full_redraw=true; List_ReDraw(); }
}
} }
@ -959,14 +914,15 @@ void Del_File(byte dodel)
} }
void SelectFile(dword that_file) void SelectFileByName(dword that_file)
{ {
files.first=files.current=0; int ind;
files.KeyHome();
Open_Dir(#path,ONLY_OPEN); Open_Dir(#path,ONLY_OPEN);
if (!real_files_names_case) strttl(that_file); if (!real_files_names_case) strttl(that_file);
for (i=files.count-1; i>=0; i--;) for (ind=files.count-1; ind>=0; ind--;) { if (!strcmp(file_mas[ind]*304+buf+72,that_file)) break; }
if (!strcmp(file_mas[i]*304+buf+72,that_file)) break; files.current = ind - 1;
List_Current(i); files.KeyDown();
List_ReDraw(); List_ReDraw();
} }
@ -980,7 +936,7 @@ void Dir_Up()
i = strrchr(#path, '/'); i = strrchr(#path, '/');
strcpy(#cur_folder, #path+i); strcpy(#cur_folder, #path+i);
path[i]=0x00; path[i]=0x00;
SelectFile(#cur_folder); SelectFileByName(#cur_folder);
} }
void Open(byte rez) void Open(byte rez)
@ -1015,7 +971,7 @@ inline fastcall void GoBack()
{ {
char cur_folder[4096]; char cur_folder[4096];
strcpy(#cur_folder, GetCurrentFolder()); strcpy(#cur_folder, GetCurrentFolder());
if (HistoryPath(GO_BACK)) SelectFile(#cur_folder); if (HistoryPath(GO_BACK)) SelectFileByName(#cur_folder);
} }
void ShowOpenWithDialog() void ShowOpenWithDialog()
@ -1078,7 +1034,7 @@ void NewElement(byte newf)
} }
if (CreateDir(#temp)) CreateDir(#file_path); if (CreateDir(#temp)) CreateDir(#file_path);
Open_Dir(#path,WITH_REDRAW); Open_Dir(#path,WITH_REDRAW);
SelectFile(new_file_ed.text); SelectFileByName(new_file_ed.text);
} }
else else
{ {
@ -1089,7 +1045,7 @@ void NewElement(byte newf)
else else
{ {
Del_File(true); Del_File(true);
SelectFile(new_file_ed.text); SelectFileByName(new_file_ed.text);
} }
} }
} }
@ -1100,7 +1056,7 @@ void NewElement(byte newf)
} }
new_element_active = 0; new_element_active = 0;
Open_Dir(#path,WITH_REDRAW); Open_Dir(#path,WITH_REDRAW);
SelectFile(new_file_ed.text); SelectFileByName(new_file_ed.text);
} }
new_element_active = 0; new_element_active = 0;
Open_Dir(#path,WITH_REDRAW); Open_Dir(#path,WITH_REDRAW);

2
programs/cmm/eolite/include/copy.h
View File

@ -183,5 +183,5 @@ void copyf_Draw_Progress(dword copying_filename) {
progressbar_draw stdcall (#copy_bar); progressbar_draw stdcall (#copy_bar);
progressbar_progress stdcall (#copy_bar); progressbar_progress stdcall (#copy_bar);
//copy_bar.value++; //copy_bar.value++;
pause(100); //pause(10);
} }

2
programs/cmm/eolite/include/gui.h
View File

@ -2,7 +2,7 @@
dword col_palette[14] = {0xD2D3D3,0xD4D4D4,0xD6D5D6,0xD8D7D8,0xDAD8D9,0xDCDADB, dword col_palette[14] = {0xD2D3D3,0xD4D4D4,0xD6D5D6,0xD8D7D8,0xDAD8D9,0xDCDADB,
0xDFDCDD,0xE1DDDE,0xE2DEE0,0xE4DFE1,0xE3DFE1,0xE3DFE1,0xE3DFE1,0xE3DFE1,0xE3DFE1}; 0xDFDCDD,0xE1DDDE,0xE2DEE0,0xE4DFE1,0xE3DFE1,0xE3DFE1,0xE3DFE1,0xE3DFE1,0xE3DFE1};
void Scroll() { void Scroll(char scroll_used) {
dword i; dword i;
word sc_x = Form.cwidth - 18; word sc_x = Form.cwidth - 18;

72
programs/cmm/lib/list_box.h
View File

@ -14,13 +14,16 @@ struct llist
int count, visible, first, current; //visible = row_max int count, visible, first, current; //visible = row_max
int active; int active;
void ClearList(); void ClearList();
int ProcessKey(dword key);
int MouseOver(int xx, yy); int MouseOver(int xx, yy);
int ProcessMouse(int xx, yy); int ProcessMouse(int xx, yy);
int ProcessKey(dword key);
int KeyDown(); int KeyDown();
int KeyUp(); int KeyUp();
int KeyHome(); int KeyHome();
int KeyEnd(); int KeyEnd();
int KeyPgDown();
int KeyPgUp();
void CheckDoesValuesOkey();
void SetSizes(int xx, yy, ww, hh, min_hh, line_hh); void SetSizes(int xx, yy, ww, hh, min_hh, line_hh);
int MouseScroll(dword scroll_state); int MouseScroll(dword scroll_state);
int MouseScrollNoSelection(dword scroll_state); int MouseScrollNoSelection(dword scroll_state);
@ -30,14 +33,10 @@ struct llist
void llist::debug_values() void llist::debug_values()
{ {
debug("current: "); char yi[128];
debugi(current); sprintf(#yi, "%s %d %s %d %s %d %s %d", "current:", current, "first:", first,
debug("first: "); "visible:", visible, "count:", count);
debugi(first); debugln(#yi);
debug("visible: ");
debugi(visible);
debug("count: ");
debugi(count);
} }
@ -56,7 +55,7 @@ void llist::SetSizes(int xx, yy, ww, hh, min_hh, line_hh)
h = hh; h = hh;
min_h = min_hh; min_h = min_hh;
line_h = line_hh; line_h = line_hh;
text_y = line_hh / 2 - 4; text_y = line_h / 2 - 4;
visible = h / line_h; visible = h / line_h;
column_max = w / 6; column_max = w / 6;
//if (visible > count) visible=count; //if (visible > count) visible=count;
@ -128,6 +127,8 @@ int llist::ProcessKey(dword key)
case ASCII_KEY_UP: return KeyUp(); case ASCII_KEY_UP: return KeyUp();
case ASCII_KEY_HOME: return KeyHome(); case ASCII_KEY_HOME: return KeyHome();
case ASCII_KEY_END: return KeyEnd(); case ASCII_KEY_END: return KeyEnd();
case ASCII_KEY_PGUP: return KeyPgUp();
case ASCII_KEY_PGDN: return KeyPgDown();
} }
return 0; return 0;
} }
@ -136,47 +137,82 @@ int llist::KeyDown()
{ {
if (current-first+1<visible) if (current-first+1<visible)
{ {
if (current+1>=count) return 0; if (current + 1 >= count) return 0;
current++; current++;
} }
else else
{ {
if (visible+first>=count) return 0; if (visible + first >= count) return 0;
first++; first++;
current++; current++;
} }
if (current < first) || (current > first + visible)
{
first = current;
CheckDoesValuesOkey();
}
return 1; return 1;
} }
int llist::KeyUp() int llist::KeyUp()
{ {
if (current>first) if (current > first)
{ {
current--; current--;
} }
else else
{ {
if (first==0) return 0; if (first == 0) return 0;
first--; first--;
current--; current--;
} }
if (current < first) || (current > first + visible)
{
first = current;
CheckDoesValuesOkey();
}
return 1; return 1;
} }
int llist::KeyHome() int llist::KeyHome()
{ {
if (current==0) && (first==0) return 0; if (current==0) && (first==0) return 0;
current=0; current = first = 0;
first=0;
return 1; return 1;
} }
int llist::KeyEnd() int llist::KeyEnd()
{ {
if (current==count-1) && (first==count-visible) return 0; if (current==count-1) && (first==count-visible) return 0;
current=count-1; current = count-1;
first=count-visible; first = count - visible;
return 1; return 1;
} }
int llist::KeyPgUp()
{
if (count <= visible) return KeyHome();
if (first == 0) return 0;
first -= visible;
CheckDoesValuesOkey();
return 1;
}
int llist::KeyPgDown()
{
if (count <= visible) return KeyEnd();
if (first == count - visible) return 0;
first += visible;
CheckDoesValuesOkey();
return 1;
}
void llist::CheckDoesValuesOkey()
{
if (first < 0) first = 0;
if (visible + first > count) first = count - visible;
if (current >= count) current = count - 1;
if (current < 0) current = 0;
}
#endif #endif