reactos/rosapps/applications/explorer-old/shell/pane.cpp

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/*
* Copyright 2003, 2004, 2005 Martin Fuchs
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
//
// Explorer clone
//
// pane.cpp
//
// Martin Fuchs, 23.07.2003
//
#include <precomp.h>
enum IMAGE {
IMG_NONE=-1, IMG_FILE=0, IMG_DOCUMENT, IMG_EXECUTABLE,
IMG_FOLDER, IMG_OPEN_FOLDER, IMG_FOLDER_PLUS,IMG_OPEN_PLUS, IMG_OPEN_MINUS,
IMG_FOLDER_UP, IMG_FOLDER_CUR
};
#define IMAGE_WIDTH 16
#define IMAGE_HEIGHT 13
static const TCHAR* g_pos_names[COLUMNS] = {
TEXT(""), /* symbol */
TEXT("Name"),
TEXT("Type"),
TEXT("Size"),
TEXT("CDate"),
TEXT("ADate"),
TEXT("MDate"),
TEXT("Index/Inode"),
TEXT("Links"),
TEXT("Attributes"),
TEXT("Security"),
TEXT("Content")
};
static const int g_pos_align[] = {
0,
HDF_LEFT, /* Name */
HDF_LEFT, /* Type */
HDF_RIGHT, /* Size */
HDF_LEFT, /* CDate */
HDF_LEFT, /* ADate */
HDF_LEFT, /* MDate */
HDF_LEFT, /* Index */
HDF_RIGHT, /* Links */
HDF_CENTER, /* Attributes */
HDF_LEFT, /* Security */
HDF_LEFT /* Content / Description */
};
Pane::Pane(HWND hparent, int id, int id_header, Entry* root, bool treePane, int visible_cols)
: super(CreateWindow(TEXT("ListBox"), TEXT(""), WS_CHILD|WS_VISIBLE|WS_HSCROLL|WS_VSCROLL|
LBS_DISABLENOSCROLL|LBS_NOINTEGRALHEIGHT|LBS_OWNERDRAWFIXED|LBS_NOTIFY,
0, 0, 0, 0, hparent, (HMENU)id, g_Globals._hInstance, 0)),
_root(root),
_visible_cols(visible_cols),
_treePane(treePane)
{
// insert entries into listbox
Entry* entry = _root;
if (entry)
insert_entries(entry);
init();
create_header(hparent, id_header);
}
Pane::~Pane()
{
ImageList_Destroy(_himl);
}
LRESULT Pane::WndProc(UINT nmsg, WPARAM wparam, LPARAM lparam)
{
switch(nmsg) {
case WM_HSCROLL:
set_header();
break;
case WM_SETFOCUS: {
FileChildWindow* child = (FileChildWindow*) SendMessage(GetParent(_hwnd), PM_GET_FILEWND_PTR, 0, 0);
child->set_focus_pane(this);
ListBox_SetSel(_hwnd, TRUE, 1);
/*@todo check menu items */
break;}
case WM_KEYDOWN: {
FileChildWindow* child = (FileChildWindow*) SendMessage(GetParent(_hwnd), PM_GET_FILEWND_PTR, 0, 0);
if (wparam == VK_TAB) {
/*@todo SetFocus(g_Globals.hdrivebar) */
child->switch_focus_pane();
}
break;}
}
return super::WndProc(nmsg, wparam, lparam);
}
bool Pane::create_header(HWND hparent, int id)
{
HWND hwnd = CreateWindow(WC_HEADER, 0, WS_CHILD|WS_VISIBLE|HDS_HORZ/*@todo |HDS_BUTTONS + sort orders*/,
0, 0, 0, 0, hparent, (HMENU)id, g_Globals._hInstance, 0);
if (!hwnd)
return false;
SetWindowFont(hwnd, GetStockFont(DEFAULT_GUI_FONT), FALSE);
HD_ITEM hdi;
hdi.mask = HDI_TEXT|HDI_WIDTH|HDI_FORMAT;
for(int idx=0; idx<COLUMNS; idx++) {
hdi.pszText = (TCHAR*)g_pos_names[idx];
hdi.fmt = HDF_STRING | g_pos_align[idx];
hdi.cxy = _widths[idx];
Header_InsertItem(hwnd, idx, &hdi);
}
_hwndHeader = hwnd;
return true;
}
void Pane::init()
{
_himl = ImageList_LoadBitmap(g_Globals._hInstance, MAKEINTRESOURCE(IDB_IMAGES), 16, 0, RGB(0,255,0));
SetWindowFont(_hwnd, _out_wrkr._hfont, FALSE);
// read the color for compressed files from registry
HKEY hkeyExplorer = 0;
DWORD len = sizeof(_clrCompressed);
if (RegOpenKey(HKEY_CURRENT_USER, TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer"), &hkeyExplorer) ||
RegQueryValueEx(hkeyExplorer, TEXT("AltColor"), 0, NULL, (LPBYTE)&_clrCompressed, &len) || len!=sizeof(_clrCompressed))
_clrCompressed = RGB(0,0,255);
if (hkeyExplorer)
RegCloseKey(hkeyExplorer);
// calculate column widths
_out_wrkr.init_output(_hwnd);
calc_widths(true);
}
// calculate prefered width for all visible columns
bool Pane::calc_widths(bool anyway)
{
int col, x, cx, spc=3*_out_wrkr._spaceSize.cx;
int entries = ListBox_GetCount(_hwnd);
int orgWidths[COLUMNS];
int orgPositions[COLUMNS+1];
HFONT hfontOld;
HDC hdc;
int cnt;
if (!anyway) {
memcpy(orgWidths, _widths, sizeof(orgWidths));
memcpy(orgPositions, _positions, sizeof(orgPositions));
}
for(col=0; col<COLUMNS; col++)
_widths[col] = 0;
hdc = GetDC(_hwnd);
hfontOld = SelectFont(hdc, _out_wrkr._hfont);
for(cnt=0; cnt<entries; cnt++) {
Entry* entry = (Entry*) ListBox_GetItemData(_hwnd, cnt);
DRAWITEMSTRUCT dis;
dis.CtlType = 0;
dis.CtlID = 0;
dis.itemID = 0;
dis.itemAction = 0;
dis.itemState = 0;
dis.hwndItem = _hwnd;
dis.hDC = hdc;
dis.rcItem.left = 0;
dis.rcItem.top = 0;
dis.rcItem.right = 0;
dis.rcItem.bottom = 0;
/*dis.itemData = 0; */
draw_item(&dis, entry, COLUMNS);
}
SelectObject(hdc, hfontOld);
ReleaseDC(_hwnd, hdc);
x = 0;
for(col=0; col<COLUMNS; col++) {
_positions[col] = x;
cx = _widths[col];
if (cx) {
cx += spc;
if (cx < IMAGE_WIDTH)
cx = IMAGE_WIDTH;
_widths[col] = cx;
}
x += cx;
}
_positions[COLUMNS] = x;
ListBox_SetHorizontalExtent(_hwnd, x);
// no change?
if (!memcmp(orgWidths, _widths, sizeof(orgWidths)))
return FALSE;
// don't move, if only collapsing an entry
if (!anyway && _widths[0]<orgWidths[0] &&
!memcmp(orgWidths+1, _widths+1, sizeof(orgWidths)-sizeof(int))) {
_widths[0] = orgWidths[0];
memcpy(_positions, orgPositions, sizeof(orgPositions));
return FALSE;
}
InvalidateRect(_hwnd, 0, TRUE);
return TRUE;
}
static void format_date(const FILETIME* ft, TCHAR* buffer, int visible_cols)
{
SYSTEMTIME systime;
FILETIME lft;
int len = 0;
*buffer = TEXT('\0');
if (!ft->dwLowDateTime && !ft->dwHighDateTime)
return;
if (!FileTimeToLocalFileTime(ft, &lft))
{err: lstrcpy(buffer,TEXT("???")); return;}
if (!FileTimeToSystemTime(&lft, &systime))
goto err;
if (visible_cols & COL_DATE) {
len = GetDateFormat(LOCALE_USER_DEFAULT, 0, &systime, 0, buffer, BUFFER_LEN);
if (!len)
goto err;
}
if (visible_cols & COL_TIME) {
if (len)
buffer[len-1] = ' ';
buffer[len++] = ' ';
if (!GetTimeFormat(LOCALE_USER_DEFAULT, 0, &systime, 0, buffer+len, BUFFER_LEN-len))
buffer[len] = TEXT('\0');
}
}
void Pane::draw_item(LPDRAWITEMSTRUCT dis, Entry* entry, int calcWidthCol)
{
TCHAR buffer[BUFFER_LEN];
DWORD attrs;
int visible_cols = _visible_cols;
COLORREF bkcolor, textcolor;
RECT focusRect = dis->rcItem;
enum IMAGE img;
int img_pos, cx;
int col = 0;
if (entry) {
attrs = entry->_data.dwFileAttributes;
if (attrs & FILE_ATTRIBUTE_DIRECTORY) {
if (entry->_data.cFileName[0]==TEXT('.') && entry->_data.cFileName[1]==TEXT('.')
&& entry->_data.cFileName[2]==TEXT('\0'))
img = IMG_FOLDER_UP;
else if (entry->_data.cFileName[0]==TEXT('.') && entry->_data.cFileName[1]==TEXT('\0'))
img = IMG_FOLDER_CUR;
else if ((_treePane && (dis->itemState&ODS_FOCUS)))
img = IMG_OPEN_FOLDER;
else
img = IMG_FOLDER;
} else {
if (attrs & ATTRIBUTE_EXECUTABLE)
img = IMG_EXECUTABLE;
else if (entry->_type_name)
img = IMG_DOCUMENT;
else
img = IMG_FILE;
}
} else {
attrs = 0;
img = IMG_NONE;
}
if (_treePane) {
if (entry) {
img_pos = dis->rcItem.left + entry->_level*(IMAGE_WIDTH+_out_wrkr._spaceSize.cx);
if (calcWidthCol == -1) {
int x;
int y = dis->rcItem.top + IMAGE_HEIGHT/2;
Entry* up;
RECT rt_clip;
HRGN hrgn_org = CreateRectRgn(0, 0, 0, 0);
HRGN hrgn;
rt_clip.left = dis->rcItem.left;
rt_clip.top = dis->rcItem.top;
rt_clip.right = dis->rcItem.left+_widths[col];
rt_clip.bottom = dis->rcItem.bottom;
hrgn = CreateRectRgnIndirect(&rt_clip);
if (!GetClipRgn(dis->hDC, hrgn_org)) {
DeleteObject(hrgn_org);
hrgn_org = 0;
}
//HGDIOBJ holdPen = SelectObject(dis->hDC, GetStockObject(BLACK_PEN));
ExtSelectClipRgn(dis->hDC, hrgn, RGN_AND);
DeleteObject(hrgn);
if ((up=entry->_up) != NULL) {
MoveToEx(dis->hDC, img_pos-IMAGE_WIDTH/2, y, 0);
LineTo(dis->hDC, img_pos-2, y);
x = img_pos - IMAGE_WIDTH/2;
do {
x -= IMAGE_WIDTH+_out_wrkr._spaceSize.cx;
if (up->_next) {
#ifndef _LEFT_FILES
bool following_child = (up->_next->_data.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)!=0; // a directory?
if (!following_child)
{
for(Entry*n=up->_next; n; n=n->_next)
if (n->_down) { // any file with NTFS sub-streams?
following_child = true;
break;
}
}
if (following_child)
#endif
{
MoveToEx(dis->hDC, x, dis->rcItem.top, 0);
LineTo(dis->hDC, x, dis->rcItem.bottom);
}
}
} while((up=up->_up) != NULL);
}
x = img_pos - IMAGE_WIDTH/2;
MoveToEx(dis->hDC, x, dis->rcItem.top, 0);
LineTo(dis->hDC, x, y);
if (entry->_next) {
#ifndef _LEFT_FILES
bool following_child = (entry->_next->_data.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)!=0; // a directory?
if (!following_child)
{
for(Entry*n=entry->_next; n; n=n->_next)
if (n->_down) { // any file with NTFS sub-streams?
following_child = true;
break;
}
}
if (following_child)
#endif
LineTo(dis->hDC, x, dis->rcItem.bottom);
}
if (entry->_down && entry->_expanded) {
x += IMAGE_WIDTH + _out_wrkr._spaceSize.cx;
MoveToEx(dis->hDC, x, dis->rcItem.top+IMAGE_HEIGHT, 0);
LineTo(dis->hDC, x, dis->rcItem.bottom);
}
SelectClipRgn(dis->hDC, hrgn_org);
if (hrgn_org) DeleteObject(hrgn_org);
//SelectObject(dis->hDC, holdPen);
} else if (calcWidthCol==col || calcWidthCol==COLUMNS) {
int right = img_pos + IMAGE_WIDTH - _out_wrkr._spaceSize.cx;
if (right > _widths[col])
_widths[col] = right;
}
} else {
img_pos = dis->rcItem.left;
}
} else {
img_pos = dis->rcItem.left;
if (calcWidthCol==col || calcWidthCol==COLUMNS)
_widths[col] = IMAGE_WIDTH;
}
if (calcWidthCol == -1) {
focusRect.left = img_pos -2;
if (attrs & FILE_ATTRIBUTE_COMPRESSED)
textcolor = _clrCompressed;
else
textcolor = RGB(0,0,0);
if (dis->itemState & ODS_FOCUS) {
textcolor = GetSysColor(COLOR_HIGHLIGHTTEXT);
bkcolor = GetSysColor(COLOR_HIGHLIGHT);
} else {
bkcolor = GetSysColor(COLOR_WINDOW);
}
HBRUSH hbrush = CreateSolidBrush(bkcolor);
FillRect(dis->hDC, &focusRect, hbrush);
DeleteObject(hbrush);
SetBkMode(dis->hDC, TRANSPARENT);
SetTextColor(dis->hDC, textcolor);
cx = _widths[col];
if (cx && img!=IMG_NONE) {
if (cx > IMAGE_WIDTH)
cx = IMAGE_WIDTH;
if (entry->_icon_id > ICID_NONE)
g_Globals._icon_cache.get_icon(entry->_icon_id).draw(dis->hDC, img_pos, dis->rcItem.top, cx, GetSystemMetrics(SM_CYSMICON), bkcolor, 0);
else
ImageList_DrawEx(_himl, img, dis->hDC,
img_pos, dis->rcItem.top, cx,
IMAGE_HEIGHT, bkcolor, CLR_DEFAULT, ILD_NORMAL);
}
}
if (!entry)
return;
++col;
// output file name
if (calcWidthCol == -1)
_out_wrkr.output_text(dis, _positions, col, entry->_display_name, 0);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, entry->_display_name);
++col;
// output type/class name
if (visible_cols & COL_TYPE) {
if (calcWidthCol == -1)
_out_wrkr.output_text(dis, _positions, col, entry->_type_name? entry->_type_name: TEXT(""), 0);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, entry->_type_name? entry->_type_name: TEXT(""));
}
++col;
// display file size
if (visible_cols & COL_SIZE) {
ULONGLONG size = ((ULONGLONG)entry->_data.nFileSizeHigh << 32) | entry->_data.nFileSizeLow;
_stprintf(buffer, TEXT("%") LONGLONGARG TEXT("d"), size);
if (calcWidthCol == -1)
_out_wrkr.output_number(dis, _positions, col, buffer);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, buffer); ///@todo not in every case time enough
}
++col;
// display file date
if (visible_cols & (COL_DATE|COL_TIME)) {
format_date(&entry->_data.ftCreationTime, buffer, visible_cols);
if (calcWidthCol == -1)
_out_wrkr.output_text(dis, _positions, col, buffer, 0);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, buffer);
++col;
format_date(&entry->_data.ftLastAccessTime, buffer, visible_cols);
if (calcWidthCol == -1)
_out_wrkr.output_text(dis,_positions, col, buffer, 0);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, buffer);
++col;
format_date(&entry->_data.ftLastWriteTime, buffer, visible_cols);
if (calcWidthCol == -1)
_out_wrkr.output_text(dis, _positions, col, buffer, 0);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, buffer);
++col;
} else
col += 3;
if (entry->_bhfi_valid) {
ULONGLONG index = ((ULONGLONG)entry->_bhfi.nFileIndexHigh << 32) | entry->_bhfi.nFileIndexLow;
if (visible_cols & COL_INDEX) {
_stprintf(buffer, TEXT("%") LONGLONGARG TEXT("X"), index);
if (calcWidthCol == -1)
_out_wrkr.output_text(dis, _positions, col, buffer, DT_RIGHT);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, buffer);
++col;
}
if (visible_cols & COL_LINKS) {
wsprintf(buffer, TEXT("%d"), entry->_bhfi.nNumberOfLinks);
if (calcWidthCol == -1)
_out_wrkr.output_text(dis, _positions, col, buffer, DT_RIGHT);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, buffer);
++col;
}
} else
col += 2;
// show file attributes
if (visible_cols & COL_ATTRIBUTES) {
lstrcpy(buffer, TEXT(" \t \t \t \t \t \t \t \t \t \t \t \t \t \t "));
if (attrs & FILE_ATTRIBUTE_NORMAL) buffer[ 0] = 'N';
else {
if (attrs & FILE_ATTRIBUTE_READONLY) buffer[ 2] = 'R';
if (attrs & FILE_ATTRIBUTE_HIDDEN) buffer[ 4] = 'H';
if (attrs & FILE_ATTRIBUTE_SYSTEM) buffer[ 6] = 'S';
if (attrs & FILE_ATTRIBUTE_ARCHIVE) buffer[ 8] = 'A';
if (attrs & FILE_ATTRIBUTE_COMPRESSED) buffer[10] = 'C';
if (attrs & FILE_ATTRIBUTE_DIRECTORY) buffer[12] = 'D';
if (attrs & FILE_ATTRIBUTE_ENCRYPTED) buffer[14] = 'E';
if (attrs & FILE_ATTRIBUTE_TEMPORARY) buffer[16] = 'T';
if (attrs & FILE_ATTRIBUTE_SPARSE_FILE) buffer[18] = 'P';
if (attrs & FILE_ATTRIBUTE_REPARSE_POINT) buffer[20] = 'Q';
if (attrs & FILE_ATTRIBUTE_OFFLINE) buffer[22] = 'O';
if (attrs & FILE_ATTRIBUTE_NOT_CONTENT_INDEXED) buffer[24] = 'X';
if (attrs & ATTRIBUTE_EXECUTABLE) buffer[26] = 'x';
if (attrs & ATTRIBUTE_SYMBOLIC_LINK) buffer[28] = 'L';
}
if (calcWidthCol == -1)
_out_wrkr.output_tabbed_text(dis, _positions, col, buffer);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_tabbed_width(dis, col, buffer);
}
++col;
/*TODO
if (flags.security) {
DWORD rights = get_access_mask();
tcscpy(buffer, TEXT(" \t \t \t \t \t \t \t \t \t \t \t "));
if (rights & FILE_READ_DATA) buffer[ 0] = 'R';
if (rights & FILE_WRITE_DATA) buffer[ 2] = 'W';
if (rights & FILE_APPEND_DATA) buffer[ 4] = 'A';
if (rights & FILE_READ_EA) {buffer[6] = 'entry'; buffer[ 7] = 'R';}
if (rights & FILE_WRITE_EA) {buffer[9] = 'entry'; buffer[10] = 'W';}
if (rights & FILE_EXECUTE) buffer[12] = 'X';
if (rights & FILE_DELETE_CHILD) buffer[14] = 'D';
if (rights & FILE_READ_ATTRIBUTES) {buffer[16] = 'a'; buffer[17] = 'R';}
if (rights & FILE_WRITE_ATTRIBUTES) {buffer[19] = 'a'; buffer[20] = 'W';}
if (rights & WRITE_DAC) buffer[22] = 'C';
if (rights & WRITE_OWNER) buffer[24] = 'O';
if (rights & SYNCHRONIZE) buffer[26] = 'S';
output_text(dis, col++, buffer, DT_LEFT, 3, psize);
}
if (flags.description) {
get_description(buffer);
output_text(dis, col++, buffer, 0, psize);
}
*/
++col;
// output content / symbolic link target / comment
if (visible_cols & COL_CONTENT) {
if (calcWidthCol == -1)
_out_wrkr.output_text(dis, _positions, col, entry->_content? entry->_content: TEXT(""), 0);
else if (calcWidthCol==col || calcWidthCol==COLUMNS)
calc_width(dis, col, entry->_content? entry->_content: TEXT(""));
}
}
void Pane::calc_width(LPDRAWITEMSTRUCT dis, int col, LPCTSTR str)
{
RECT rt = {0, 0, 0, 0};
DrawText(dis->hDC, (LPTSTR)str, -1, &rt, DT_CALCRECT|DT_SINGLELINE|DT_NOPREFIX);
if (rt.right > _widths[col])
_widths[col] = rt.right;
}
void Pane::calc_tabbed_width(LPDRAWITEMSTRUCT dis, int col, LPCTSTR str)
{
RECT rt = {0, 0, 0, 0};
/* DRAWTEXTPARAMS dtp = {sizeof(DRAWTEXTPARAMS), 2};
DrawTextEx(dis->hDC, (LPTSTR)str, -1, &rt, DT_CALCRECT|DT_SINGLELINE|DT_NOPREFIX|DT_EXPANDTABS|DT_TABSTOP, &dtp);*/
DrawText(dis->hDC, (LPTSTR)str, -1, &rt, DT_CALCRECT|DT_SINGLELINE|DT_EXPANDTABS|DT_TABSTOP|(2<<8));
if (rt.right > _widths[col])
_widths[col] = rt.right;
}
// insert listbox entries after index idx
int Pane::insert_entries(Entry* dir, int idx)
{
Entry* entry = dir;
if (!entry)
return idx;
for(; entry; entry=entry->_next) {
#ifndef _LEFT_FILES
if (_treePane &&
!(entry->_data.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY) && // not a directory?
!entry->_down) // not a file with NTFS sub-streams?
continue;
#endif
// don't display entries "." and ".." in the left pane
if (_treePane && (entry->_data.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)
&& entry->_data.cFileName[0]==TEXT('.'))
if (entry->_data.cFileName[1]==TEXT('\0') ||
(entry->_data.cFileName[1]==TEXT('.') && entry->_data.cFileName[2]==TEXT('\0')))
continue;
if (idx != -1)
++idx;
ListBox_InsertItemData(_hwnd, idx, entry);
if (_treePane && entry->_expanded)
idx = insert_entries(entry->_down, idx);
}
return idx;
}
void Pane::set_header()
{
HD_ITEM item;
int scroll_pos = GetScrollPos(_hwnd, SB_HORZ);
int i=0, x=0;
item.mask = HDI_WIDTH;
item.cxy = 0;
for(; i<COLUMNS; i++) {
if (x + _widths[i] >= scroll_pos)
break;
x += _widths[i];
Header_SetItem(_hwndHeader, i, &item);
}
if (i < COLUMNS) {
x += _widths[i];
item.cxy = x - scroll_pos;
Header_SetItem(_hwndHeader, i++, &item);
for(; i<COLUMNS; i++) {
item.cxy = _widths[i];
x += _widths[i];
Header_SetItem(_hwndHeader, i, &item);
}
}
}
// calculate one prefered column width
void Pane::calc_single_width(int col)
{
HFONT hfontOld;
int x, cx;
int cnt;
HDC hdc;
int entries = ListBox_GetCount(_hwnd);
_widths[col] = 0;
hdc = GetDC(_hwnd);
hfontOld = SelectFont(hdc, _out_wrkr._hfont);
for(cnt=0; cnt<entries; cnt++) {
Entry* entry = (Entry*) ListBox_GetItemData(_hwnd, cnt);
DRAWITEMSTRUCT dis;
dis.CtlType = 0;
dis.CtlID = 0;
dis.itemID = 0;
dis.itemAction = 0;
dis.itemState = 0;
dis.hwndItem = _hwnd;
dis.hDC = hdc;
dis.rcItem.left = 0;
dis.rcItem.top = 0;
dis.rcItem.right = 0;
dis.rcItem.bottom = 0;
/*dis.itemData = 0; */
draw_item(&dis, entry, col);
}
SelectObject(hdc, hfontOld);
ReleaseDC(_hwnd, hdc);
cx = _widths[col];
if (cx) {
cx += 3*_out_wrkr._spaceSize.cx;
if (cx < IMAGE_WIDTH)
cx = IMAGE_WIDTH;
}
_widths[col] = cx;
x = _positions[col] + cx;
for(; col<COLUMNS; col++) {
_positions[col+1] = x;
x += _widths[col];
}
ListBox_SetHorizontalExtent(_hwnd, x);
}
int Pane::Notify(int id, NMHDR* pnmh)
{
switch(pnmh->code) {
case HDN_TRACK:
case HDN_ENDTRACK: {
HD_NOTIFY* phdn = (HD_NOTIFY*) pnmh;
int idx = phdn->iItem;
int dx = phdn->pitem->cxy - _widths[idx];
int i;
ClientRect clnt(_hwnd);
// move immediate to simulate HDS_FULLDRAG (for now [04/2000] not realy needed with WINELIB)
Header_SetItem(_hwndHeader, idx, phdn->pitem);
_widths[idx] += dx;
for(i=idx; ++i<=COLUMNS; )
_positions[i] += dx;
{
int scroll_pos = GetScrollPos(_hwnd, SB_HORZ);
RECT rt_scr;
RECT rt_clip;
rt_scr.left = _positions[idx+1]-scroll_pos;
rt_scr.top = 0;
rt_scr.right = clnt.right;
rt_scr.bottom = clnt.bottom;
rt_clip.left = _positions[idx]-scroll_pos;
rt_clip.top = 0;
rt_clip.right = clnt.right;
rt_clip.bottom = clnt.bottom;
if (rt_scr.left < 0) rt_scr.left = 0;
if (rt_clip.left < 0) rt_clip.left = 0;
ScrollWindowEx(_hwnd, dx, 0, &rt_scr, &rt_clip, 0, 0, SW_INVALIDATE);
rt_clip.right = _positions[idx+1];
RedrawWindow(_hwnd, &rt_clip, 0, RDW_INVALIDATE|RDW_UPDATENOW);
if (pnmh->code == HDN_ENDTRACK) {
ListBox_SetHorizontalExtent(_hwnd, _positions[COLUMNS]);
if (GetScrollPos(_hwnd, SB_HORZ) != scroll_pos)
set_header();
}
}
return 0;
}
case HDN_DIVIDERDBLCLICK: {
HD_NOTIFY* phdn = (HD_NOTIFY*) pnmh;
HD_ITEM item;
calc_single_width(phdn->iItem);
item.mask = HDI_WIDTH;
item.cxy = _widths[phdn->iItem];
Header_SetItem(_hwndHeader, phdn->iItem, &item);
InvalidateRect(_hwnd, 0, TRUE);
break;}
default:
return super::Notify(id, pnmh);
}
return 0;
}
OutputWorker::OutputWorker()
{
_hfont = CreateFont(-MulDiv(8,GetDeviceCaps(WindowCanvas(0),LOGPIXELSY),72), 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, TEXT("MS Sans Serif"));
}
void OutputWorker::init_output(HWND hwnd)
{
TCHAR b[16];
WindowCanvas canvas(hwnd);
if (GetNumberFormat(LOCALE_USER_DEFAULT, 0, TEXT("1000"), 0, b, 16) > 4)
_num_sep = b[1];
else
_num_sep = TEXT('.');
FontSelection font(canvas, _hfont);
GetTextExtentPoint32(canvas, TEXT(" "), 1, &_spaceSize);
}
void OutputWorker::output_text(LPDRAWITEMSTRUCT dis, int* positions, int col, LPCTSTR str, DWORD flags)
{
int x = dis->rcItem.left;
RECT rt;
rt.left = x+positions[col]+_spaceSize.cx;
rt.top = dis->rcItem.top;
rt.right = x+positions[col+1]-_spaceSize.cx;
rt.bottom = dis->rcItem.bottom;
DrawText(dis->hDC, (LPTSTR)str, -1, &rt, DT_SINGLELINE|DT_NOPREFIX|flags);
}
void OutputWorker::output_tabbed_text(LPDRAWITEMSTRUCT dis, int* positions, int col, LPCTSTR str)
{
int x = dis->rcItem.left;
RECT rt;
rt.left = x+positions[col]+_spaceSize.cx;
rt.top = dis->rcItem.top;
rt.right = x+positions[col+1]-_spaceSize.cx;
rt.bottom = dis->rcItem.bottom;
/* DRAWTEXTPARAMS dtp = {sizeof(DRAWTEXTPARAMS), 2};
DrawTextEx(dis->hDC, (LPTSTR)str, -1, &rt, DT_SINGLELINE|DT_NOPREFIX|DT_EXPANDTABS|DT_TABSTOP, &dtp);*/
DrawText(dis->hDC, (LPTSTR)str, -1, &rt, DT_SINGLELINE|DT_EXPANDTABS|DT_TABSTOP|(2<<8));
}
void OutputWorker::output_number(LPDRAWITEMSTRUCT dis, int* positions, int col, LPCTSTR str)
{
int x = dis->rcItem.left;
RECT rt;
LPCTSTR s = str;
TCHAR b[128];
LPTSTR d = b;
int pos;
rt.left = x+positions[col]+_spaceSize.cx;
rt.top = dis->rcItem.top;
rt.right = x+positions[col+1]-_spaceSize.cx;
rt.bottom = dis->rcItem.bottom;
if (*s)
*d++ = *s++;
// insert number separator characters
pos = lstrlen(s) % 3;
while(*s)
if (pos--)
*d++ = *s++;
else {
*d++ = _num_sep;
pos = 3;
}
DrawText(dis->hDC, b, d-b, &rt, DT_RIGHT|DT_SINGLELINE|DT_NOPREFIX|DT_END_ELLIPSIS);
}
BOOL Pane::command(UINT cmd)
{
switch(cmd) {
case ID_VIEW_NAME:
if (_visible_cols) {
_visible_cols = 0;
calc_widths(true);
set_header();
InvalidateRect(_hwnd, 0, TRUE);
MenuInfo* menu_info = Frame_GetMenuInfo(GetParent(_hwnd));
if (menu_info) {
CheckMenuItem(menu_info->_hMenuView, ID_VIEW_NAME, MF_BYCOMMAND|MF_CHECKED);
CheckMenuItem(menu_info->_hMenuView, ID_VIEW_ALL_ATTRIBUTES, MF_BYCOMMAND);
CheckMenuItem(menu_info->_hMenuView, ID_VIEW_SELECTED_ATTRIBUTES, MF_BYCOMMAND);
}
}
break;
case ID_VIEW_ALL_ATTRIBUTES:
if (_visible_cols != COL_ALL) {
_visible_cols = COL_ALL;
calc_widths(true);
set_header();
InvalidateRect(_hwnd, 0, TRUE);
MenuInfo* menu_info = Frame_GetMenuInfo(GetParent(_hwnd));
if (menu_info) {
CheckMenuItem(menu_info->_hMenuView, ID_VIEW_NAME, MF_BYCOMMAND);
CheckMenuItem(menu_info->_hMenuView, ID_VIEW_ALL_ATTRIBUTES, MF_BYCOMMAND|MF_CHECKED);
CheckMenuItem(menu_info->_hMenuView, ID_VIEW_SELECTED_ATTRIBUTES, MF_BYCOMMAND);
}
}
break;
case ID_PREFERED_SIZES: {
calc_widths(true);
set_header();
InvalidateRect(_hwnd, 0, TRUE);
break;}
/*@todo more command ids... */
default:
return FALSE;
}
return TRUE;
}
MainFrameBase* Pane::get_frame()
{
HWND owner = GetParent(_hwnd);
return (MainFrameBase*)owner;
}