mirror of
https://github.com/WinampDesktop/winamp.git
synced 2024-12-29 10:03:04 +01:00
2271 lines
64 KiB
C++
2271 lines
64 KiB
C++
#include "./folderbrowser.h"
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#include "./folderbrowser_internal.h"
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#include "./stringvector.h"
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#include <vector>
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#include "../Winamp/wa_dlg.h"
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#include "./skinnedlistbox.h"
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#include "./colors.h"
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#include <windowsx.h>
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#include <strsafe.h>
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static LRESULT CALLBACK FolderBrowser_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
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typedef struct _FBITEM
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{
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INT index;
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DWORD styles;
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} FBITEM;
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typedef struct _FBCOLUMN
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{
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INT bufferOffset;
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INT count;
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INT firstVisible;
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INT firstSelected;
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INT width;
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BOOL autoAdjust;
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FBITEM *pItems;
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} FBCOLUMN;
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typedef struct _FBDATA
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{
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COLORREF rgbBk;
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COLORREF rgbText;
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std::vector<FBCOLUMN> *pColumns;
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StringVector *pBuffer;
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HWND hwndDraw;
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HWND hwndActive;
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LPWSTR pszRoot;
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int focusedColumn;
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// filesystem
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FILESYSTEMINFO filesystem;
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} FBDATA;
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static int clickoffs = 0;
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static size_t hiddenActive = -1;
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static size_t sizerActive = -1;
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static size_t sizerHover = -1;
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#define GetFolderBrowser(__hwnd) ((FBDATA*)(LONG_PTR)(LONGX86)GetWindowLongPtrW((__hwnd), 0))
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BOOL RegisterFolderBrowserControl(HINSTANCE hInstance)
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{
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WNDCLASSW wc;
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if (GetClassInfoW(hInstance, FOLDERBROWSER_NAME, &wc)) return TRUE;
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ZeroMemory(&wc, sizeof(WNDCLASSW));
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wc.hInstance = hInstance;
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wc.lpszClassName = FOLDERBROWSER_NAME;
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wc.lpfnWndProc = FolderBrowser_WindowProc;
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wc.style = CS_DBLCLKS | CS_GLOBALCLASS;
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wc.hCursor = LoadCursor(NULL, IDC_ARROW);
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wc.hbrBackground = NULL;
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wc.cbWndExtra = sizeof(FBDATA*);
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return ( 0 != RegisterClassW(&wc));
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}
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BOOL FolderBrowser_CustomizeListBox(HWND hwndListbox);
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__inline size_t FolderBrowser_GetListBoxColumn(HWND hwndList)
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{
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SetLastError(0);
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size_t c = (size_t)GetWindowLongPtrW(hwndList, GWLP_USERDATA);
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return (ERROR_SUCCESS == GetLastError()) ? c : ((size_t)-1);
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}
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static BOOL FolderBrowser_GetAdjustedClientRect(HWND hwnd, RECT *prc)
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{
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if (!GetClientRect(hwnd, prc))
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return FALSE;
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SCROLLINFO si;
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si.cbSize = sizeof(SCROLLINFO);
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si.fMask = SIF_POS;
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if (!GetScrollInfo(hwnd, SB_HORZ, &si)) ZeroMemory(&si, sizeof(SCROLLINFO));
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prc->left -= si.nPos;
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return TRUE;
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}
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static BOOL PrepareDrawingListBox(HWND hwndList, FBCOLUMN *pc, LONG height, size_t columnId)
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{
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if (-1 != columnId && columnId == (size_t)GetWindowLongPtrW(hwndList, GWLP_USERDATA))
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return TRUE;
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SetWindowLongPtrW(hwndList, GWLP_USERDATA, (LONGX86)columnId);
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SetWindowPos(hwndList, NULL, 0, 0, pc->width, height,
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SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE | SWP_NOREDRAW | SWP_NOSENDCHANGING);
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if (pc->count)
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{
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SendMessageW(hwndList, LB_SETCOUNT, pc->count, 0L);
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SendMessageW(hwndList, LB_SETTOPINDEX, pc->firstVisible, 0L);
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}
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else
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{
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SendMessageW(hwndList, LB_SETCOUNT, 1, 0L); // ** Keep this two messages
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SendMessageW(hwndList, LB_SETTOPINDEX, 0, 0L); // ** for skinned scrollbars
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}
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MLSkinnedScrollWnd_UpdateBars(hwndList, FALSE);
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return TRUE;
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}
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static void RefreshListBoxNC(HWND hHost, HWND hList, POINT ptViewport)
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{
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UINT flags = DCX_PARENTCLIP | DCX_CACHE | DCX_WINDOW | DCX_CLIPSIBLINGS |
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DCX_INTERSECTUPDATE | DCX_VALIDATE;
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HDC hdc = GetDCEx(hHost, NULL, flags);
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if (NULL != hdc)
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{
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POINT ptOrig;
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SetViewportOrgEx(hdc, ptViewport.x, ptViewport.y, &ptOrig);
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SendMessageW(hList, WM_PRINT, (WPARAM)hdc, (LPARAM)PRF_NONCLIENT);
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SetViewportOrgEx(hdc, ptOrig.x, ptOrig.y, NULL);
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ReleaseDC(hHost, hdc);
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}
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}
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static void FolderBrowser_UpdateScrollInfo(HWND hwnd)
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{
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RECT rc;
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FBDATA *pfb = GetFolderBrowser(hwnd);
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if (!pfb) return;
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GetClientRect(hwnd, &rc);
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LONG totalWidth = 0;
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for(size_t i = 0; i < pfb->pColumns->size(); i++)
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{
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totalWidth += (pfb->pColumns->at(i).width + SIZER_WIDTH);
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}
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SCROLLINFO si;
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si.cbSize = sizeof(SCROLLINFO);
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si.fMask = SIF_RANGE | SIF_PAGE | SIF_POS;
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if (GetScrollInfo(hwnd, SB_HORZ, &si) && si.nMax != totalWidth)
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{
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INT dx = 0;
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si.fMask = SIF_RANGE | SIF_DISABLENOSCROLL;
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si.nMin = 0;
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si.nMax = totalWidth;
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if (si.nPage != rc.right - rc.left)
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{
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si.nPage = rc.right - rc.left;
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si.fMask |= SIF_PAGE;
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}
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if ((si.nPos + si.nPage) > (UINT)si.nMax && si.nPos > si.nMin) si.nMax = si.nPos + si.nPage;
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SetScrollInfo(hwnd, SB_HORZ, &si, FALSE);
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RECT rw;
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if (dx && pfb->hwndActive &&
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(WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE))
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&& GetWindowRect(pfb->hwndActive, &rw))
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{
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MapWindowPoints(HWND_DESKTOP, hwnd, (POINT*)&rw, 2);
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SetWindowPos(pfb->hwndActive, NULL, rw.left + dx, rw.top, 0, 0,
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SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOSENDCHANGING | SWP_NOSIZE);
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}
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}
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}
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static INT FolderBrowser_GetPreferredColumnWidth(HWND hwnd, size_t columnIndex)
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{
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FBCOLUMN *pc;
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INT nameWidth = 0, prevMaxLen = 0;
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HDC hdc;
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HFONT hf, hfo = NULL;
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SIZE size;
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size_t count;
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FBDATA *pfb = GetFolderBrowser(hwnd);
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if (!pfb) return -1;
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if (columnIndex >= pfb->pColumns->size()) return -1;
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pc = &pfb->pColumns->at(columnIndex);
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count = pc->bufferOffset + pc->count;
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if (count > pfb->pBuffer->Count()) count = pfb->pBuffer->Count();
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hdc = GetDCEx(hwnd, NULL, DCX_CACHE);
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if (!hdc) return -1;
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hf = (HFONT)SendMessageW((pfb->hwndDraw) ? pfb->hwndDraw : hwnd, WM_GETFONT, 0, 0L);
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if (NULL == hf) hf = (HFONT)MlStockObjects_Get(DEFAULT_FONT);
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if (NULL != hf) hfo = (HFONT)SelectObject(hdc, hf);
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for (size_t i = pc->bufferOffset; i < count; i++)
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{
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LPCWSTR pszText = pfb->pBuffer->GetString(i);
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INT len = (pszText) ? lstrlenW(pszText) : 0;
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if (len > 0 && len > (prevMaxLen - 3) &&
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hdc && GetTextExtentPoint32W(hdc, pszText, len, &size) &&
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size.cx > nameWidth)
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{
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nameWidth = size.cx;
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prevMaxLen = len;
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}
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}
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if (NULL != hfo) SelectObject(hdc, hfo);
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ReleaseDC(hwnd, hdc);
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nameWidth += 20;
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if (nameWidth < COLUMN_MIN_WIDTH) nameWidth = COLUMN_MIN_WIDTH;
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if (nameWidth > COLUMN_MAX_WIDTH) nameWidth = COLUMN_MAX_WIDTH;
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return nameWidth;
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}
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static StringVector *g_pCompareBuffer = NULL;
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static INT g_szCompareOffset = 0;
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static INT __cdecl FolderBrowser_CompareFolderNames(const void *elem1, const void *elem2)
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{
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return (CompareStringW(LOCALE_USER_DEFAULT, NORM_IGNORECASE,
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g_pCompareBuffer->GetString(g_szCompareOffset + ((FBITEM*)elem1)->index), -1,
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g_pCompareBuffer->GetString(g_szCompareOffset + ((FBITEM*)elem2)->index), -1) - 2);
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}
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static void FolderBrowser_SortColumn(HWND hwnd, size_t columnIndex)
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{
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FBDATA *pfb = GetFolderBrowser(hwnd);
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if (!pfb || columnIndex >= pfb->pColumns->size()) return;
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FBCOLUMN *pc = &pfb->pColumns->at(columnIndex);
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if (pc->count == 0 || !pc->pItems) return;
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g_pCompareBuffer = pfb->pBuffer;
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g_szCompareOffset = pc->bufferOffset;
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qsort(pc->pItems, pc->count, sizeof(FBITEM), FolderBrowser_CompareFolderNames);
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g_pCompareBuffer = NULL;
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}
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typedef struct _FINDKEY
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{
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LPCWSTR pszKey;
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INT cchKey;
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FBCOLUMN *pCol;
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INT foundIndex;
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StringVector *pBuffer;
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} FINDKEY;
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static INT __cdecl FolderBrowser_FindKey(const void *key, const void *elem)
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{
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FINDKEY *pfk = (FINDKEY*)key;
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LPCWSTR pszTest = pfk->pBuffer->GetString(pfk->pCol->bufferOffset + ((FBITEM*)elem)->index);
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return (CompareStringW(LOCALE_USER_DEFAULT, NORM_IGNORECASE, pfk->pszKey, pfk->cchKey,
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pfk->pBuffer->GetString(pfk->pCol->bufferOffset + ((FBITEM*)elem)->index), -1) - 2);
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}
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static INT FoderBrowser_FindFolder(StringVector *pBuffer, FBCOLUMN *pColumn, LPCWSTR pszFolder, INT cchFolder)
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{
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FINDKEY fk;
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fk.pCol = pColumn;
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fk.pszKey = pszFolder;
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fk.cchKey = cchFolder;
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fk.pBuffer = pBuffer;
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if (!pBuffer || !pszFolder) return -1;
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FBITEM *pi = (FBITEM*)bsearch(&fk, pColumn->pItems, pColumn->count, sizeof(FBITEM), FolderBrowser_FindKey);
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if (!pi) return -1;
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return (INT)(pi - pColumn->pItems);
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}
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static INT FolderBrowser_AddColumn(HWND hwnd, LPCWSTR pszPath, INT cchPath, INT width, BOOL bAutoAdjust)
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{
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HANDLE hFile;
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WIN32_FIND_DATAW fd = {0};
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wchar_t szSearch[2 * MAX_PATH + 4] = {0};
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FBDATA *pfb = GetFolderBrowser(hwnd);
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if (!pfb || !pszPath) return -1;
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if (cchPath < 0) cchPath = lstrlenW(pszPath);
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if (S_OK != StringCchCopyNW(szSearch, sizeof(szSearch)/sizeof(szSearch[0]), pszPath, cchPath) ||
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S_OK != StringCchCatW(szSearch, sizeof(szSearch)/sizeof(szSearch[0]), L"\\*")) return -1;
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FBCOLUMN col;
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ZeroMemory(&col, sizeof(FBCOLUMN));
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col.bufferOffset = (INT)pfb->pBuffer->Count();
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col.firstSelected = -1;
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col.width = width;
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col.autoAdjust = bAutoAdjust;
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DWORD ws = GetWindowLongPtrW(hwnd, GWL_STYLE);
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hFile = pfb->filesystem.fnFindFirstFile(szSearch, &fd);
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if (INVALID_HANDLE_VALUE != hFile)
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{
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do
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{
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if (0 != (FILE_ATTRIBUTE_DIRECTORY & fd.dwFileAttributes) &&
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(0 == (FBS_IGNOREHIDDEN & ws) || 0 == (FILE_ATTRIBUTE_HIDDEN & fd.dwFileAttributes)) &&
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(0 == (FBS_IGNORESYSTEM & ws) || 0 == (FILE_ATTRIBUTE_SYSTEM & fd.dwFileAttributes)) &&
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!(L'.' == fd.cFileName[0] && (L'\0' == fd.cFileName[1] || (L'.' == fd.cFileName[1] && L'\0' == fd.cFileName[2]))))
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{
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pfb->pBuffer->Add(fd.cFileName);
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col.count++;
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}
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} while (pfb->filesystem.fnFindNextFile(hFile, &fd));
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pfb->filesystem.fnFindClose(hFile);
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}
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pfb->pColumns->push_back(col);
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if (pfb->pColumns->size() > 0)
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{
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FBCOLUMN *pc = &pfb->pColumns->back();
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if (pc->autoAdjust)
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{
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width = FolderBrowser_GetPreferredColumnWidth(hwnd, pfb->pColumns->size() - 1);
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if (width < COLUMN_DEFAULT_WIDTH) width = COLUMN_DEFAULT_WIDTH;
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}
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else if (-1 == width) width = COLUMN_DEFAULT_WIDTH;
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pc->width = width;
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if (pc->count)
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{
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FBITEM *pi = (FBITEM*)calloc(pc->count, sizeof(FBITEM));
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if (pi)
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{
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for (INT i = 0; i < pc->count; i++)
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{
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pi[i].index = i;
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pi[i].styles = 0;
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}
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pc->pItems = pi;
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}
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}
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FolderBrowser_SortColumn(hwnd, pfb->pColumns->size() - 1);
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}
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return col.count;
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}
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static INT FolderBrowser_CalculateListItemHeight(HWND hwndList)
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{
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HFONT hf, hfo;
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TEXTMETRIC tm;
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HDC hdc = GetDCEx(hwndList, NULL, DCX_CACHE);
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if (!hdc) return 20;
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hf = (HFONT)SendMessageW(hwndList, WM_GETFONT, 0, 0L);
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if (NULL == hf) hf = (HFONT)MlStockObjects_Get(DEFAULT_FONT);
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hfo = (NULL != hf) ? (HFONT)SelectObject(hdc, hf) : NULL;
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if (!GetTextMetrics(hdc, &tm)) tm.tmHeight = 20;
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if (hfo) SelectObject(hdc, hfo);
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ReleaseDC(hwndList, hdc);
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return tm.tmHeight + 2;
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}
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static INT FolderBrowser_OnGetCurrentPath(HWND hwnd, LPWSTR pszPath, INT cchMax)
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{
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HRESULT hr;
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FBCOLUMN *pc;
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if (!pszPath || cchMax < 1) return 0;
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pszPath[0] = L'\0';
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FBDATA *pfb = GetFolderBrowser(hwnd);
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if (!pfb || !pfb->pszRoot) return 0;
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size_t r = cchMax;
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for(size_t i = 0; i < pfb->pColumns->size(); i++)
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{
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pc = &pfb->pColumns->at(i);
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if (-1 == pc->firstSelected) break;
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size_t textIndex = pc->firstSelected;
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if (pc->pItems && textIndex < (size_t)pc->count) textIndex = pc->pItems[textIndex].index;
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textIndex += pc->bufferOffset;
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LPCWSTR pszText = (textIndex < pfb->pBuffer->Count()) ? pfb->pBuffer->GetString(textIndex) : NULL;
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if (!pszText) return 0;
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if (r < 2) hr= STRSAFE_E_INSUFFICIENT_BUFFER;
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else
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{
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if (0 != i) { *pszPath = L'\\'; r--; pszPath++; }
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hr = StringCchCopyExW(pszPath, r, pszText, &pszPath, &r, STRSAFE_IGNORE_NULLS);
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}
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if (S_OK != hr) return 0;
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}
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return (cchMax - (INT)r);
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}
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static BOOL FolderBrowser_HideActive(HWND hwnd)
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{
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FBDATA *pfb = GetFolderBrowser(hwnd);
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if (!pfb || -1 != hiddenActive ||
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0 == (WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE))) return FALSE;
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hiddenActive = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
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if (hiddenActive < pfb->pColumns->size())
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{
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FBCOLUMN *pc = &pfb->pColumns->at(hiddenActive);
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if (pc) pc->firstVisible = (INT)SendMessageW(pfb->hwndActive, LB_GETTOPINDEX, 0, 0L);
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if (pfb->focusedColumn == hiddenActive) SetFocus(hwnd);
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SetWindowLongPtrW(pfb->hwndActive, GWLP_USERDATA, (LONGX86)-1);
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ShowWindow(pfb->hwndActive, SW_HIDE);
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}
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return TRUE;
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}
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static BOOL FolderBrowser_RestoreActive(HWND hwnd)
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{
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FBDATA *pfb = GetFolderBrowser(hwnd);
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if (!pfb || -1 == hiddenActive) return FALSE;
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if (hiddenActive >= pfb->pColumns->size())
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{
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hiddenActive = -1;
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return FALSE;
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}
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RECT rw;
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GetWindowRect(pfb->hwndActive, &rw);
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MapWindowPoints(HWND_DESKTOP, hwnd, (POINT*)&rw, 2);
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SetWindowLongPtrW(pfb->hwndActive, GWLP_USERDATA, (LONGX86)hiddenActive);
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SCROLLINFO si;
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si.cbSize = sizeof(SCROLLINFO);
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si.fMask = SIF_POS;
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if(!GetScrollInfo(hwnd, SB_HORZ, &si)) si.nPos = 0;
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LONG left = -si.nPos;
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for (size_t i=0; i < hiddenActive; i++) left += (pfb->pColumns->at(i).width + SIZER_WIDTH);
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LONG width = pfb->pColumns->at(hiddenActive).width;
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if (left != rw.left || width != (rw.right - rw.left))
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{
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SetWindowPos(pfb->hwndActive, NULL, left, rw.top, width, rw.bottom - rw.top,
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SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOSENDCHANGING |
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((left == rw.left) ? SWP_NOMOVE : 0) |
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((width == (rw.right - rw.left)) ? SWP_NOSIZE : 0));
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}
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ShowWindow(pfb->hwndActive, SW_SHOWNA);
|
|
if (pfb->focusedColumn == hiddenActive) SetFocus(pfb->hwndActive);
|
|
hiddenActive = -1;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static INT FolderBrowser_ScrollWindow(HWND hwnd, INT dx, UINT smoothTime, BOOL bRedraw)
|
|
{
|
|
SCROLLINFO si;
|
|
size_t hiddenActive = -1;
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return 0;
|
|
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS;
|
|
if (!GetScrollInfo(hwnd, SB_HORZ, &si)) return 0;
|
|
|
|
if ((si.nPos + dx) < si.nMin) dx = si.nMin - si.nPos;
|
|
else if ((si.nPos + dx) > (si.nMax - (INT)si.nPage))
|
|
{
|
|
dx = si.nMax - si.nPos - si.nPage;
|
|
if (dx < 0) dx = 0;
|
|
}
|
|
if (dx == 0) return 0;
|
|
|
|
SendMessageW(hwnd, WM_SETREDRAW, FALSE, 0L);
|
|
|
|
if (pfb && (WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE)))
|
|
{
|
|
hiddenActive = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
if (-1 != hiddenActive)
|
|
{
|
|
pfb->pColumns->at(hiddenActive).firstVisible = (INT)SendMessageW(pfb->hwndActive, LB_GETTOPINDEX, 0, 0L);
|
|
|
|
if (pfb->focusedColumn == hiddenActive) SetFocus(hwnd);
|
|
SetWindowLongPtrW(pfb->hwndActive, GWLP_USERDATA, (LONGX86)-1);
|
|
ShowWindow(pfb->hwndActive, SW_HIDE);
|
|
}
|
|
}
|
|
|
|
si.fMask = SIF_POS;
|
|
si.nPos += dx;
|
|
SetScrollInfo(hwnd, SB_HORZ, &si, FALSE);
|
|
|
|
if (bRedraw || smoothTime) SendMessageW(hwnd, WM_SETREDRAW, TRUE, 0L);
|
|
if (smoothTime) ScrollWindowEx(hwnd, -dx, 0, NULL, NULL, NULL, NULL, MAKELPARAM(SW_SMOOTHSCROLL, 150));
|
|
else ScrollWindowEx(hwnd, -dx, 0, NULL, NULL, NULL, NULL, ((bRedraw) ? (SW_INVALIDATE | SW_ERASE) : 0));
|
|
|
|
if (-1 != hiddenActive)
|
|
{
|
|
RECT rw;
|
|
GetWindowRect(pfb->hwndActive, &rw);
|
|
MapWindowPoints(HWND_DESKTOP, hwnd, (POINT*)&rw, 1);
|
|
|
|
SetWindowLongPtrW(pfb->hwndActive, GWLP_USERDATA, (LONGX86)hiddenActive);
|
|
SetWindowPos(pfb->hwndActive, NULL, rw.left - dx, rw.top, 0, 0,
|
|
SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOSIZE | SWP_NOSENDCHANGING |
|
|
((bRedraw) ? 0 : SWP_NOREDRAW));
|
|
|
|
ShowWindow(pfb->hwndActive, SW_SHOWNA);
|
|
if (pfb->focusedColumn == hiddenActive) SetFocus(pfb->hwndActive);
|
|
}
|
|
if (!bRedraw && !smoothTime) SendMessageW(hwnd, WM_SETREDRAW, TRUE, 0L);
|
|
|
|
return dx;
|
|
}
|
|
|
|
static INT FolderBrowser_OnEnsureVisible(HWND hwnd, size_t column, UINT uFlags)
|
|
{
|
|
RECT rc;
|
|
SCROLLINFO si;
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return 0;
|
|
LONG left;
|
|
FBCOLUMN *pc;
|
|
|
|
size_t count = pfb->pColumns->size();
|
|
if (column >= count) return 0;
|
|
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_POS | SIF_RANGE | SIF_PAGE;
|
|
if (!GetScrollInfo(hwnd, SB_HORZ, &si) || !GetClientRect(hwnd, &rc)) return 0;
|
|
|
|
pc = NULL;
|
|
left = -si.nPos;
|
|
for (size_t i = 0; i < column; i++)
|
|
{
|
|
pc = &pfb->pColumns->at(i);
|
|
left += (pc->width + SIZER_WIDTH);
|
|
}
|
|
|
|
INT dx = 0;
|
|
if (left < rc.left)
|
|
{
|
|
dx = left - rc.left;
|
|
if (0 == (EVF_NOEXTRALSPACE & uFlags) && column != 0) dx -= COLUMN_EXTRALSPACE;
|
|
}
|
|
else
|
|
{
|
|
LONG ol = left;
|
|
if (0 == (EVF_NOEXTRALSPACE & uFlags) && column != 0) ol -= COLUMN_EXTRALSPACE;
|
|
left += (pfb->pColumns->at(column).width + SIZER_WIDTH);
|
|
if (0 == (EVF_NOEXTRARSPACE & uFlags) && column < (count - 1))
|
|
left += (pfb->pColumns->at(column + 1).width + SIZER_WIDTH);
|
|
if (left > rc.right) dx = left - rc.right;
|
|
|
|
if (ol - dx < rc.left)
|
|
{
|
|
dx = ol - rc.left;
|
|
}
|
|
if ((INT)si.nPage > si.nMax) si.nPage = si.nMax;
|
|
if ((si.nPos + dx) > (si.nMax - (INT)si.nPage))
|
|
{
|
|
si.nMax = si.nPos + dx + si.nPage;
|
|
si.fMask = SIF_RANGE;
|
|
SetScrollInfo(hwnd, SB_HORZ, &si, FALSE);
|
|
}
|
|
}
|
|
if (dx == 0) return 0;
|
|
return FolderBrowser_ScrollWindow(hwnd, dx, 250, 0 == (EVF_NOREDRAW & uFlags));
|
|
}
|
|
|
|
static INT FolderBrowser_SaveActiveSelection(HWND hwnd)
|
|
{
|
|
FBCOLUMN *pc;
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return -1;
|
|
|
|
size_t activeColumn = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
if (activeColumn >= pfb->pColumns->size()) return -1;
|
|
pc = &pfb->pColumns->at(activeColumn);
|
|
if (!pc) return -1;
|
|
|
|
for (INT i = 0; i < pc->count; i++)
|
|
pc->pItems[i].styles &= ~FBIS_SELECTED;
|
|
|
|
INT count = (INT)SendMessageW(pfb->hwndActive, LB_GETSELCOUNT, 0, 0L);
|
|
|
|
INT *pSelection = NULL;
|
|
if (count > 0)
|
|
{
|
|
pSelection = (INT*)calloc((count + 1), sizeof(INT));
|
|
if (LB_ERR == SendMessageW(pfb->hwndActive, LB_GETSELITEMS, count, (LPARAM)pSelection))
|
|
count = 0;
|
|
}
|
|
|
|
for (INT i = 0; i < count; i++)
|
|
{
|
|
INT k = pSelection[i];
|
|
if (k < pc->count && k >= 0)
|
|
{
|
|
pc->pItems[k].styles |= FBIS_SELECTED;
|
|
}
|
|
}
|
|
|
|
INT selectedItem = (1 == count && pSelection) ? pSelection[0] : -1;
|
|
if (pSelection) free(pSelection);
|
|
return selectedItem;
|
|
}
|
|
|
|
static void FolderBrowser_OnSelectionChanged(HWND hwnd, BOOL bForceUpdate, BOOL bUpdateUI)
|
|
{
|
|
FBCOLUMN *pc;
|
|
INT columnWidth = -1;
|
|
BOOL bAutoAdjust = TRUE;
|
|
size_t activeColumn, selectedItem;
|
|
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return;
|
|
|
|
activeColumn = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
if (activeColumn >= pfb->pColumns->size()) return;
|
|
pc = &pfb->pColumns->at(activeColumn);
|
|
|
|
selectedItem = FolderBrowser_SaveActiveSelection(hwnd);
|
|
|
|
if (activeColumn < (pfb->pColumns->size() -1))
|
|
{
|
|
columnWidth = pfb->pColumns->at(activeColumn + 1).width;
|
|
bAutoAdjust = pfb->pColumns->at(activeColumn + 1).autoAdjust;
|
|
}
|
|
pfb->pBuffer->TrimCount(pc->bufferOffset + pc->count);
|
|
while (pfb->pColumns->size() > (activeColumn + 1))
|
|
{
|
|
FBCOLUMN *pctmp = &pfb->pColumns->back();
|
|
|
|
if (pctmp->pItems)
|
|
{
|
|
free(pctmp->pItems);
|
|
pctmp->pItems = NULL;
|
|
}
|
|
pfb->pColumns->pop_back();
|
|
}
|
|
|
|
//if (((size_t)-1) != selectedItem)
|
|
{
|
|
/* if (!bForceUpdate && (size_t)pc->firstSelected == selectedItem)
|
|
{
|
|
FolderBrowser_OnEnsureVisible(hwnd, activeColumn, 0);
|
|
return;
|
|
}*/
|
|
|
|
pc->firstSelected = (INT)selectedItem;
|
|
wchar_t szPath[2*MAX_PATH] = {0};
|
|
INT cchPath = FolderBrowser_OnGetCurrentPath(hwnd, szPath, sizeof(szPath)/sizeof(szPath[0]));
|
|
if (0 != cchPath && ((size_t)-1) != selectedItem) FolderBrowser_AddColumn(hwnd, szPath, cchPath, columnWidth, bAutoAdjust);
|
|
}
|
|
|
|
if (bUpdateUI)
|
|
{
|
|
RECT rc;
|
|
FolderBrowser_GetAdjustedClientRect(hwnd, &rc);
|
|
|
|
for(size_t i = 0; i <= activeColumn; i++) rc.left += (pfb->pColumns->at(i).width + SIZER_WIDTH);
|
|
|
|
FolderBrowser_OnEnsureVisible(hwnd, activeColumn, EVF_NOREDRAW);
|
|
FolderBrowser_UpdateScrollInfo(hwnd);
|
|
|
|
InvalidateRect(hwnd, &rc, TRUE);
|
|
UpdateWindow(hwnd);
|
|
if (pfb->hwndActive) UpdateWindow(pfb->hwndActive);
|
|
}
|
|
|
|
HWND hwndParent = GetParent(hwnd);
|
|
if (NULL != hwndParent)
|
|
{
|
|
NMHDR hdr;
|
|
hdr.code = FBN_SELCHANGED;
|
|
hdr.hwndFrom = hwnd;
|
|
hdr.idFrom = GetDlgCtrlID(hwnd);
|
|
SendMessageW(hwndParent, WM_NOTIFY, hdr.idFrom, (LPARAM)&hdr);
|
|
}
|
|
}
|
|
|
|
// returns new active column index
|
|
static size_t FolderBrowser_UpdateActiveColumn(HWND hwnd, size_t newActiveColumn)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return ((size_t)-1);
|
|
|
|
HRGN rgnInvalid = NULL;
|
|
FBCOLUMN *pc;
|
|
RECT rc, ri;
|
|
|
|
size_t activeColumn = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
|
|
GetClientRect(hwnd, &rc);
|
|
|
|
if (newActiveColumn >= pfb->pColumns->size()) newActiveColumn = ((size_t)-1);
|
|
if (newActiveColumn == -1 && pfb->focusedColumn != -1)
|
|
{
|
|
CopyRect(&ri, &rc);
|
|
for (size_t i = 0; i <= (size_t)pfb->focusedColumn; i++)
|
|
{
|
|
pc = &pfb->pColumns->at(i);
|
|
if (i < (size_t)pfb->focusedColumn) ri.left += (pc->width + SIZER_WIDTH);
|
|
else ri.right = ri.left + (pc->width + SIZER_WIDTH);
|
|
}
|
|
if (NULL == rgnInvalid) rgnInvalid = CreateRectRgnIndirect(&ri);
|
|
}
|
|
if (activeColumn == newActiveColumn)
|
|
{
|
|
if (rgnInvalid)
|
|
{
|
|
InvalidateRgn(hwnd, rgnInvalid, FALSE);
|
|
DeleteObject(rgnInvalid);
|
|
UpdateWindow(hwnd);
|
|
}
|
|
return activeColumn;
|
|
}
|
|
|
|
SetRect(&ri, 0, 0, 0, 0);
|
|
if (activeColumn < pfb->pColumns->size())
|
|
{
|
|
pc = &pfb->pColumns->at(activeColumn);
|
|
pc->firstVisible = (INT)SendMessageW(pfb->hwndActive, LB_GETTOPINDEX, 0, 0L);
|
|
|
|
pc->firstSelected = FolderBrowser_SaveActiveSelection(hwnd);
|
|
INT selectedCount = (INT)SendMessageW(pfb->hwndActive, LB_GETSELCOUNT, 0, 0L);
|
|
|
|
if (-1 == pc->firstSelected && selectedCount > 0)
|
|
{
|
|
pc->firstSelected = (INT)SendMessageW(pfb->hwndActive, LB_GETANCHORINDEX, 0, 0L);
|
|
}
|
|
|
|
if (selectedCount > 0 || LB_ERR == SendMessageW(pfb->hwndActive, LB_GETITEMRECT, pc->firstSelected, (LPARAM)&ri))
|
|
GetClientRect(pfb->hwndActive, &ri);
|
|
MapWindowPoints(pfb->hwndActive, hwnd, (POINT*)&ri, 2);
|
|
}
|
|
|
|
if (ri.left != ri.right)
|
|
{
|
|
if (NULL == rgnInvalid) rgnInvalid = CreateRectRgnIndirect(&ri);
|
|
else
|
|
{
|
|
HRGN rgnTmp = CreateRectRgnIndirect(&ri);
|
|
CombineRgn(rgnInvalid, rgnInvalid, rgnTmp, RGN_OR);
|
|
DeleteObject(rgnTmp);
|
|
}
|
|
}
|
|
|
|
SetWindowLongPtrW(pfb->hwndActive, GWLP_USERDATA, (LONGX86)newActiveColumn);
|
|
|
|
if ((size_t)-1 == newActiveColumn)
|
|
{
|
|
pfb->focusedColumn = -1;
|
|
if ((WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE)))
|
|
{
|
|
SendMessageW(pfb->hwndActive, WM_SETREDRAW, FALSE, 0L);
|
|
UpdateWindow(hwnd);
|
|
SendMessage(hwnd, WM_SETREDRAW, FALSE, 0L);
|
|
ShowWindow(pfb->hwndActive, SW_HIDE);
|
|
SendMessage(hwnd, WM_SETREDRAW, TRUE, 0L);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
SendMessageW(pfb->hwndActive, WM_SETREDRAW, FALSE, 0L);
|
|
|
|
UpdateWindow(hwnd);
|
|
SendMessage(hwnd, WM_SETREDRAW, FALSE, 0L);
|
|
|
|
for (size_t i = 0; i < pfb->pColumns->size(); i++)
|
|
{
|
|
pc = &pfb->pColumns->at(i);
|
|
if (i == newActiveColumn)
|
|
{
|
|
rc.right = rc.left + pc->width;
|
|
|
|
SendMessageW(pfb->hwndActive, LB_SETCOUNT, pc->count, 0L);
|
|
for (int k = 0; k < pc->count; k++)
|
|
{
|
|
if (FBIS_SELECTED & pc->pItems[k].styles)
|
|
SendMessageW(pfb->hwndActive, LB_SETSEL, TRUE, k);
|
|
}
|
|
if ((UINT)pc->firstSelected < (UINT)pc->count)
|
|
{
|
|
SendMessageW(pfb->hwndActive, LB_SETSEL, TRUE, pc->firstSelected);
|
|
}
|
|
SendMessageW(pfb->hwndActive, LB_SETTOPINDEX, pc->firstVisible, 0L);
|
|
|
|
break;
|
|
}
|
|
else rc.left += (pc->width + SIZER_WIDTH);
|
|
}
|
|
|
|
SCROLLINFO si;
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_POS;
|
|
if (!GetScrollInfo(hwnd, SB_HORZ, &si)) ZeroMemory(&si, sizeof(SCROLLINFO));
|
|
|
|
SetWindowPos(pfb->hwndActive, NULL, rc.left - si.nPos, rc.top, rc.right - rc.left, rc.bottom - rc.top,
|
|
SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOSENDCHANGING | SWP_NOREDRAW);
|
|
|
|
MLSkinnedScrollWnd_UpdateBars(pfb->hwndActive, FALSE);
|
|
if (0 == (WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE)))
|
|
ShowWindow(pfb->hwndActive, SW_SHOWNA);
|
|
|
|
SendMessage(hwnd, WM_SETREDRAW, TRUE, 0L);
|
|
SendMessageW(pfb->hwndActive, WM_CHANGEUISTATE, MAKEWPARAM(UIS_INITIALIZE, UISF_HIDEACCEL | UISF_HIDEFOCUS), 0L);
|
|
SendMessageW(pfb->hwndActive, WM_SETREDRAW, TRUE, 0L);
|
|
|
|
UpdateWindow(pfb->hwndActive);
|
|
}
|
|
|
|
if (rgnInvalid)
|
|
{
|
|
InvalidateRgn(hwnd, rgnInvalid, FALSE);
|
|
DeleteObject(rgnInvalid);
|
|
UpdateWindow(hwnd);
|
|
}
|
|
|
|
return newActiveColumn;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnSetRootFolder(HWND hwnd, LPCWSTR pszRoot)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return FALSE;
|
|
FolderBrowser_UpdateActiveColumn(hwnd, ((size_t)-1));
|
|
pfb->pColumns->clear();
|
|
pfb->pBuffer->Clear();
|
|
pfb->pszRoot = NULL;
|
|
if (pszRoot) pfb->pszRoot = _wcsdup(pszRoot);
|
|
|
|
FBCOLUMN col;
|
|
ZeroMemory(&col, sizeof(FBCOLUMN));
|
|
col.width = COLUMN_DEFAULT_WIDTH;
|
|
col.count = 1;
|
|
col.pItems = (FBITEM*)calloc(1, sizeof(FBITEM));
|
|
col.pItems[0].index = 0;
|
|
|
|
pfb->pBuffer->Add(pszRoot);
|
|
pfb->pColumns->push_back(col);
|
|
|
|
LRESULT result = FolderBrowser_AddColumn(hwnd, pszRoot, -1, -1, TRUE);
|
|
FolderBrowser_UpdateScrollInfo(hwnd);
|
|
return ( -1 != result);
|
|
}
|
|
|
|
static INT FolderBrowser_OnGetRootFolder(HWND hwnd, LPWSTR pszBuffer, INT cchMax)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb || !pszBuffer) return -1;
|
|
|
|
HRESULT hr = StringCchCopyExW(pszBuffer, cchMax, pfb->pszRoot, NULL, (size_t*)&cchMax, STRSAFE_IGNORE_NULLS);
|
|
return (S_OK == hr) ? cchMax : -1;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnSetCurrentPath(HWND hwnd, LPCWSTR pszPath, BOOL bRedraw)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb || !pfb->pszRoot) return FALSE;
|
|
|
|
BOOL updateLast = FALSE;
|
|
DWORD lcid = MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT);
|
|
size_t column = 0;
|
|
INT cchPart;
|
|
|
|
LPCWSTR pszCursor, pszPart;
|
|
|
|
pszCursor = pszPath;
|
|
pszPart = pszCursor;
|
|
|
|
if (pszCursor)
|
|
{
|
|
for (; column < pfb->pColumns->size() && !updateLast; column++, pszCursor++)
|
|
{
|
|
pszPart = pszCursor;
|
|
FBCOLUMN *pc = &pfb->pColumns->at(column);
|
|
|
|
if (pc->pItems)
|
|
{
|
|
for (int i = 0; i < pc->count; i++)
|
|
pc->pItems[i].styles = 0;
|
|
}
|
|
|
|
while (L'\0' != *pszCursor && L'\\' != *pszCursor) pszCursor++;
|
|
cchPart = (int)(pszCursor - pszPart);
|
|
if (0 == cchPart)
|
|
{
|
|
pc->firstSelected = -1;
|
|
pc->firstVisible = 0;
|
|
break;
|
|
}
|
|
|
|
if (-1 == pc->firstSelected || CSTR_EQUAL != CompareStringW(lcid, NORM_IGNORECASE, pszPart, cchPart,
|
|
pfb->pBuffer->GetString(pc->bufferOffset + pc->pItems[pc->firstSelected].index), -1))
|
|
{
|
|
pc->firstSelected = FoderBrowser_FindFolder(pfb->pBuffer, pc, pszPart, cchPart);
|
|
if (-1 != pc->firstSelected)
|
|
{
|
|
pc->firstVisible = pc->firstSelected;
|
|
updateLast = TRUE;
|
|
}
|
|
else break;
|
|
}
|
|
if (-1 != pc->firstSelected)
|
|
{
|
|
if (pc->pItems && pc->firstSelected < pc->count) pc->pItems[pc->firstSelected].styles |= FBIS_SELECTED;
|
|
}
|
|
if (L'\0' == *pszCursor) break;
|
|
}
|
|
}
|
|
|
|
if (0 == column)
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(0);
|
|
if (pc && pc->count > 0 && pc->pItems)
|
|
{
|
|
pc->firstSelected = 0;
|
|
pc->pItems[pc->firstSelected].styles |= FBIS_SELECTED;
|
|
}
|
|
if(CSTR_EQUAL == CompareStringW(lcid, NORM_IGNORECASE, pszPart, cchPart, pfb->pszRoot, cchPart))
|
|
{
|
|
pszPath = pfb->pszRoot;
|
|
pszCursor = pfb->pszRoot + lstrlenW(pszPath);
|
|
updateLast = TRUE;
|
|
}
|
|
}
|
|
|
|
if (column == pfb->pColumns->size()) updateLast = TRUE;
|
|
|
|
if (column < pfb->pColumns->size())
|
|
{
|
|
pfb->pBuffer->TrimCount(pfb->pColumns->at(column).bufferOffset + pfb->pColumns->at(column).count);
|
|
while (pfb->pColumns->size() > (column + 1))
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->back();
|
|
if (pc->pItems) free(pc->pItems);
|
|
pfb->pColumns->pop_back();
|
|
}
|
|
}
|
|
|
|
while (updateLast)
|
|
{
|
|
updateLast = FALSE;
|
|
INT cchPath = (INT)(pszCursor - pszPath);
|
|
if (0 != cchPath && FolderBrowser_AddColumn(hwnd, pszPath, cchPath, -1, TRUE) >= 0)
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->back();
|
|
pszPart = pszCursor;
|
|
while (L'\0' != *pszCursor && L'\\' != *pszCursor) pszCursor++;
|
|
cchPart = (int)(pszCursor - pszPart);
|
|
if (0 != cchPart)
|
|
{
|
|
pc->firstSelected = FoderBrowser_FindFolder(pfb->pBuffer, pc, pszPart, cchPart);
|
|
if (-1 != pc->firstSelected)
|
|
{
|
|
pc->firstVisible = pc->firstSelected;
|
|
if (pc->pItems && pc->firstSelected < pc->count) pc->pItems[pc->firstSelected].styles |= FBIS_SELECTED;
|
|
updateLast = TRUE;
|
|
}
|
|
if (0x00 != *pszCursor) pszCursor++;
|
|
}
|
|
column++;
|
|
}
|
|
}
|
|
|
|
FolderBrowser_HideActive(hwnd);
|
|
|
|
if (bRedraw)
|
|
{
|
|
size_t active = column;
|
|
if (active >= pfb->pColumns->size()) active = pfb->pColumns->size() - 1;
|
|
while(0 != active && -1 == pfb->pColumns->at(active).firstSelected) active--;
|
|
FolderBrowser_OnEnsureVisible(hwnd, active, EVF_NOREDRAW);
|
|
FolderBrowser_UpdateScrollInfo(hwnd);
|
|
}
|
|
FolderBrowser_RestoreActive(hwnd);
|
|
if (bRedraw) InvalidateRect(hwnd, NULL, TRUE);
|
|
return TRUE;
|
|
}
|
|
|
|
static LRESULT FolderBrowser_OnCreateWindow(HWND hwnd, CREATESTRUCT *pcs)
|
|
{
|
|
FBDATA *pfb;
|
|
pfb = (FBDATA*)calloc(1, sizeof(FBDATA));
|
|
if (!pfb) return -1;
|
|
|
|
SetLastError(ERROR_SUCCESS);
|
|
if (!SetWindowLongPtrW(hwnd, 0, (LONGX86)(LONG_PTR)pfb) && ERROR_SUCCESS != GetLastError())
|
|
{
|
|
free(pfb);
|
|
return -1;
|
|
}
|
|
|
|
SetWindowLongPtrW(hwnd, GWL_STYLE, GetWindowLongPtrW(hwnd, GWL_STYLE) | WS_CLIPCHILDREN);
|
|
|
|
pfb->rgbBk = GetSysColor(COLOR_WINDOW);
|
|
pfb->rgbText = GetSysColor(COLOR_WINDOWTEXT);
|
|
pfb->pColumns = new std::vector<FBCOLUMN>();
|
|
pfb->pBuffer = new StringVector(8192, 4096);
|
|
pfb->focusedColumn = -1;
|
|
pfb->hwndActive = CreateWindowExW(WS_EX_NOACTIVATE /*| WS_EX_NOPARENTNOTIFY*/, L"ListBox", L"FolderView active listbox",
|
|
WS_CHILD | WS_VSCROLL |
|
|
LBS_NODATA | LBS_OWNERDRAWFIXED | LBS_DISABLENOSCROLL | LBS_NOREDRAW | LBS_NOTIFY |
|
|
LBS_EXTENDEDSEL | LBS_NOINTEGRALHEIGHT | LBS_WANTKEYBOARDINPUT,
|
|
0, 0, 1, 1, hwnd, NULL, NULL, 0L);
|
|
pfb->hwndDraw = CreateWindowExW(WS_EX_NOACTIVATE | WS_EX_NOPARENTNOTIFY, L"ListBox", L"FolderView drawing listbox",
|
|
WS_CHILD | WS_VSCROLL |
|
|
LBS_NODATA | LBS_OWNERDRAWFIXED | LBS_DISABLENOSCROLL | LBS_NOREDRAW |
|
|
LBS_EXTENDEDSEL | LBS_NOINTEGRALHEIGHT,
|
|
0, 0, 1, 1, hwnd, NULL, NULL, 0L);
|
|
HFONT hFont = (HFONT)SendMessageW(hwnd, WM_GETFONT, 0, 0L);
|
|
if (pfb->hwndActive)
|
|
{
|
|
SetWindowLongPtrW(pfb->hwndActive, GWLP_USERDATA, (LONGX86)-1);
|
|
SendMessageW(pfb->hwndActive, WM_SETFONT, (WPARAM)hFont, FALSE);
|
|
SendMessageW(pfb->hwndActive, LB_SETITEMHEIGHT, 0, (LPARAM)FolderBrowser_CalculateListItemHeight(pfb->hwndActive));
|
|
FolderBrowser_CustomizeListBox(pfb->hwndActive);
|
|
}
|
|
if (pfb->hwndDraw)
|
|
{
|
|
SetWindowLongPtrW(pfb->hwndDraw, GWLP_USERDATA, (LONGX86)-1);
|
|
SendMessageW(pfb->hwndDraw, WM_SETFONT, (WPARAM)hFont, FALSE);
|
|
SendMessageW(pfb->hwndDraw, LB_SETITEMHEIGHT, 0, (LPARAM)FolderBrowser_CalculateListItemHeight(pfb->hwndDraw));
|
|
}
|
|
|
|
// this weird call need to be done to disable vertical scrollbar in skinned mode
|
|
SCROLLINFO si;
|
|
ZeroMemory(&si, sizeof(SCROLLINFO));
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_RANGE | SIF_PAGE;
|
|
si.nMin = 0;
|
|
si.nMax = 0;
|
|
si.nPage = 100;
|
|
SetScrollInfo(hwnd, SB_VERT, &si, TRUE);
|
|
SendMessageW(hwnd, FBM_SETFILESYSTEMINFO, 0, 0L);
|
|
return 0;
|
|
}
|
|
|
|
static void FolderBrowser_OnDestroyWindow(HWND hwnd)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
SetWindowLongPtrW(hwnd, 0, 0L);
|
|
if (!pfb) return;
|
|
|
|
if (pfb->pBuffer) delete(pfb->pBuffer);
|
|
if (pfb->pColumns)
|
|
{
|
|
while (pfb->pColumns->size() > 1)
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->back();
|
|
if (pc->pItems) free(pc->pItems);
|
|
pfb->pColumns->pop_back();
|
|
}
|
|
|
|
delete(pfb->pColumns);
|
|
}
|
|
if (pfb->hwndDraw) DestroyWindow(pfb->hwndDraw);
|
|
if (pfb->hwndActive) DestroyWindow(pfb->hwndActive);
|
|
free(pfb);
|
|
}
|
|
|
|
static void FolderBrowser_Draw(HWND hwnd, PAINTSTRUCT *pps)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
HDC hdc;
|
|
RECT rc, rp, rs;
|
|
|
|
hdc = pps->hdc;
|
|
|
|
CopyRect(&rp, &pps->rcPaint);
|
|
|
|
FolderBrowser_GetAdjustedClientRect(hwnd, &rc);
|
|
|
|
size_t activeColumn = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
int height = rc.bottom - rc.top;
|
|
for (size_t i = 0; i < pfb->pColumns->size(); i++)
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(i);
|
|
if (rc.left < rp.right && (rc.left + pc->width + SIZER_WIDTH) > rp.left)
|
|
{
|
|
SetViewportOrgEx(hdc, rc.left, rc.top, NULL);
|
|
|
|
if (i != activeColumn && rp.left < (rc.left + pc->width))
|
|
{
|
|
PrepareDrawingListBox(pfb->hwndDraw, pc, height, i);
|
|
SendMessageW(pfb->hwndDraw, WM_PRINT, (WPARAM)hdc, (LPARAM)(PRF_CLIENT | PRF_NONCLIENT | ((pps->fErase) ? PRF_ERASEBKGND : 0)));
|
|
}
|
|
|
|
if (rp.right > (rc.left + pc->width) && (SIZER_WIDTH > 0))
|
|
{
|
|
SetBkColor(hdc, pfb->rgbBk);
|
|
SetRect(&rs, pc->width, rp.top - rc.top, pc->width + SIZER_WIDTH, rp.bottom - rc.top);
|
|
ExtTextOutW(hdc, 0, 0, ETO_OPAQUE, &rs, NULL, 0, NULL);
|
|
if ((i == sizerActive || i == sizerHover) && 1 == (rs.right - rs.left)%2)
|
|
{
|
|
COLORREF clr;
|
|
HPEN hp, hpo;
|
|
|
|
clr = BlendColors(pfb->rgbText, pfb->rgbBk, (i != sizerActive) ? 76 : 127);
|
|
|
|
hp = (HPEN)GetStockObject(DC_PEN);
|
|
hpo = (hp) ? (HPEN)SelectObject(hdc, hp) : NULL;
|
|
SetDCPenColor(hdc, clr);
|
|
LONG l = rs.left + (rs.right - rs.left)/2;
|
|
MoveToEx(hdc, l, rs.top, NULL);
|
|
LineTo(hdc, l, rs.bottom);
|
|
if (hpo) SelectObject(hdc, hpo);
|
|
}
|
|
}
|
|
}
|
|
rc.left += (pc->width + SIZER_WIDTH);
|
|
if (rc.left > rc.right) break;
|
|
}
|
|
|
|
if (pps->fErase && rc.left < rp.right)
|
|
{
|
|
if (rc.left < rp.left) rc.left = rp.left;
|
|
SetViewportOrgEx(hdc, 0, 0, NULL);
|
|
SetBkColor(hdc, pfb->rgbBk);
|
|
ExtTextOutW(hdc, 0, 0, ETO_OPAQUE, &rc, L"", 0, 0);
|
|
}
|
|
|
|
SetWindowLongPtrW(pfb->hwndDraw, GWLP_USERDATA, (LONGX86)-1);
|
|
}
|
|
|
|
static void FolderBrowser_OnPaint(HWND hwnd)
|
|
{
|
|
PAINTSTRUCT ps;
|
|
if (BeginPaint(hwnd, &ps))
|
|
{
|
|
if (ps.rcPaint.left != ps.rcPaint.right) FolderBrowser_Draw(hwnd, &ps);
|
|
EndPaint(hwnd, &ps);
|
|
}
|
|
}
|
|
|
|
static COLORREF FolderBrowser_OnGetBkColor(HWND hwnd)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
return (pfb) ? pfb->rgbBk : 0;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnSetBkColor(HWND hwnd, COLORREF rgbBk)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return FALSE;
|
|
pfb->rgbBk = rgbBk;
|
|
return TRUE;
|
|
}
|
|
|
|
static COLORREF FolderBrowser_OnGetTextColor(HWND hwnd)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
return (pfb) ? pfb->rgbText : 0;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnSetTextColor(HWND hwnd, COLORREF rgbText)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return FALSE;
|
|
pfb->rgbText = rgbText;
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnGetFolderBrowserInfo(HWND hwnd, FOLDERBROWSERINFO *pInfo)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb || !pInfo || pInfo->cbSize < sizeof(FOLDERBROWSERINFO)) return FALSE;
|
|
pInfo->activeColumn = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
pInfo->hwndActive = pfb->hwndActive;
|
|
pInfo->hwndDraw = pfb->hwndDraw;
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnMeasureItem(HWND hwnd, INT ctrlId, MEASUREITEMSTRUCT *pmis)
|
|
{
|
|
LPCWSTR pszText(NULL);
|
|
HWND hItem = GetDlgItem(hwnd, pmis->CtlID);
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
|
|
if (!pfb || NULL == hItem) return FALSE;
|
|
|
|
size_t c = FolderBrowser_GetListBoxColumn(hItem);
|
|
|
|
if (c < pfb->pColumns->size())
|
|
{
|
|
if (c == 0) // special case
|
|
{
|
|
pszText = pfb->pszRoot;
|
|
}
|
|
else
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(c);
|
|
size_t i = pmis->itemID;
|
|
if (pc->pItems && i < (UINT)pc->count) i = pc->pItems[i].index;
|
|
i += pc->bufferOffset;
|
|
if (i < pfb->pBuffer->Count()) pszText = pfb->pBuffer->GetString(i);
|
|
}
|
|
|
|
INT cchText(0);
|
|
if (NULL != pszText) cchText = lstrlenW(pszText);
|
|
SkinnedListbox::MeasureItem(hItem, pszText, cchText, &pmis->itemWidth, &pmis->itemHeight);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnDrawItem(HWND hwnd, INT ctrlId, DRAWITEMSTRUCT *pdis)
|
|
{
|
|
LPCWSTR pszText(NULL);
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return FALSE;
|
|
|
|
size_t c = FolderBrowser_GetListBoxColumn(pdis->hwndItem);
|
|
|
|
if (c < pfb->pColumns->size())
|
|
{
|
|
if (c == 0) // special case
|
|
{
|
|
pszText = pfb->pszRoot;
|
|
if (pdis->hwndItem != pfb->hwndActive &&
|
|
pfb->pColumns->at(0).pItems &&
|
|
(FBIS_SELECTED & pfb->pColumns->at(0).pItems[0].styles))
|
|
{
|
|
pdis->itemState |= ODS_SELECTED;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(c);
|
|
size_t i = pdis->itemID;
|
|
if (pc->pItems && i < (UINT)pc->count) i = pc->pItems[i].index;
|
|
i += pc->bufferOffset;
|
|
if (i < pfb->pBuffer->Count()) pszText = pfb->pBuffer->GetString(i);
|
|
|
|
if (pdis->hwndItem != pfb->hwndActive && pc->pItems &&
|
|
(FBIS_SELECTED & pc->pItems[pdis->itemID].styles))
|
|
{
|
|
pdis->itemState |= ODS_SELECTED;
|
|
}
|
|
}
|
|
|
|
INT cchText(0);
|
|
if (NULL != pszText) cchText = lstrlenW(pszText);
|
|
|
|
if (c == pfb->focusedColumn && pdis->hwndItem != pfb->hwndActive)
|
|
{
|
|
pdis->hwndItem = hwnd;
|
|
if(pdis->itemState & ODS_SELECTED)
|
|
{
|
|
SkinnedListbox::DrawItem(pdis, pszText, cchText);
|
|
pdis->itemAction = ODA_FOCUS;
|
|
pdis->itemState &= ~0x0200/*ODS_NOFOCUSRECT*/;
|
|
if (UISF_HIDEFOCUS & SendMessageW(hwnd, WM_QUERYUISTATE, 0, 0L)) pdis->itemState |= 0x0200/*ODS_NOFOCUSRECT*/;
|
|
}
|
|
}
|
|
SkinnedListbox::DrawItem(pdis, pszText, cchText);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void FolderBrowser_OnSetFont(HWND hwnd, HFONT hFont, BOOL bRedraw)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return;
|
|
if (pfb->hwndActive)
|
|
{
|
|
SendMessageW(pfb->hwndActive, WM_SETFONT, (WPARAM)hFont, FALSE);
|
|
SendMessageW(pfb->hwndActive, LB_SETITEMHEIGHT, 0, (LPARAM)FolderBrowser_CalculateListItemHeight(pfb->hwndActive));
|
|
}
|
|
if (pfb->hwndDraw)
|
|
{
|
|
SendMessageW(pfb->hwndDraw, WM_SETFONT, (WPARAM)hFont, FALSE);
|
|
SendMessageW(pfb->hwndDraw, LB_SETITEMHEIGHT, 0, (LPARAM)FolderBrowser_CalculateListItemHeight(pfb->hwndDraw));
|
|
}
|
|
}
|
|
|
|
static void FolderBrowser_OnSetFocus(HWND hwnd, HWND hwndLost)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (NULL == pfb) return;
|
|
|
|
if (pfb && hwndLost != pfb->hwndActive && FolderBrowser_GetListBoxColumn(pfb->hwndActive) > pfb->pColumns->size())
|
|
{
|
|
size_t last = 0;
|
|
for (size_t i= 0; i < pfb->pColumns->size(); i++)
|
|
{
|
|
if (-1 != pfb->pColumns->at(i).firstSelected) last = i;
|
|
else break;
|
|
}
|
|
last = FolderBrowser_UpdateActiveColumn(hwnd, last);
|
|
if (-1 != last)
|
|
{
|
|
//INT selCount = (INT)SendMessageW(pfb->hwndActive, LB_GETSELCOUNT, 0, 0L);
|
|
//if (selCount < 1)
|
|
//{
|
|
// SendMessageW(pfb->hwndActive, LB_SETSEL, TRUE, 0L);
|
|
// FolderBrowser_OnSelectionChanged(hwnd, TRUE, TRUE);
|
|
//}
|
|
//else SendMessageW(pfb->hwndActive, LB_SETCARETINDEX, pfb->pColumns->at(last).firstSelected, FALSE);
|
|
//FolderBrowser_OnEnsureVisible(hwnd, last, 0);
|
|
}
|
|
if (IsWindowVisible(pfb->hwndActive) && IsWindowEnabled(pfb->hwndActive)) SetFocus(pfb->hwndActive);
|
|
}
|
|
}
|
|
|
|
static void FolderBrowser_OnKillFocus(HWND hwnd, HWND hwndRecieve)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (pfb && hwndRecieve != pfb->hwndActive)
|
|
{
|
|
FolderBrowser_UpdateActiveColumn(hwnd, ((size_t)-1));
|
|
}
|
|
}
|
|
|
|
static LRESULT FolderBrowser_OnGetDlgCode(HWND hwnd, INT vKey, MSG *pMsg)
|
|
{
|
|
return DLGC_WANTARROWS;
|
|
}
|
|
|
|
static UINT FolderBrowser_HitTest(HWND hwnd, POINT pt, size_t *pColumn, size_t *pItem)
|
|
{
|
|
RECT rc;
|
|
|
|
size_t column = -1, item = -1;
|
|
|
|
UINT hitTest = HTERROR;
|
|
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
|
|
if (!pfb || !FolderBrowser_GetAdjustedClientRect(hwnd, &rc))
|
|
return hitTest;
|
|
|
|
hitTest = HTCLIENT;
|
|
|
|
size_t activeColumn = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
|
|
for(size_t i = 0; i < pfb->pColumns->size(); i++)
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(i);
|
|
rc.right = rc.left + pc->width;
|
|
if (PtInRect(&rc, pt))
|
|
{
|
|
column = i;
|
|
if (pc->count > 0)
|
|
{
|
|
HWND hwndTest = NULL;
|
|
if (i != activeColumn)
|
|
{
|
|
hwndTest = pfb->hwndDraw;
|
|
SetWindowPos(hwndTest, NULL, 0, 0, pc->width, rc.bottom - rc.top,
|
|
SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE | SWP_NOREDRAW | SWP_NOSENDCHANGING);
|
|
SendMessageW(hwndTest, LB_SETCOUNT, pc->count, 0L);
|
|
if (-1 != pc->firstSelected) SendMessageW(pfb->hwndDraw, LB_SETSEL, TRUE, pc->firstSelected);
|
|
SendMessageW(hwndTest, LB_SETTOPINDEX, pc->firstVisible, 0L);
|
|
}
|
|
else
|
|
hwndTest = pfb->hwndActive;
|
|
|
|
if (NULL != hwndTest)
|
|
{
|
|
RECT rw;
|
|
GetClientRect(hwndTest, &rw);
|
|
MapWindowPoints(hwndTest, hwnd, (POINT*)&rw, 2);
|
|
if (hwndTest != pfb->hwndActive)
|
|
OffsetRect(&rw, rc.left, rc.top);
|
|
if (PtInRect(&rw, pt))
|
|
{
|
|
INT itemIndex = (INT)SendMessageW(hwndTest, LB_ITEMFROMPOINT, 0, MAKELPARAM(pt.x - rc.left, pt.y - rc.top));
|
|
if (HIWORD(itemIndex)) itemIndex = -1;
|
|
if (itemIndex != -1) item = (size_t)itemIndex;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
rc.right += SIZER_WIDTH;
|
|
rc.left = rc.right;
|
|
if (rc.left > pt.x) break;
|
|
}
|
|
if (pColumn) *pColumn = column;
|
|
if (pItem) *pItem = item;
|
|
return hitTest;
|
|
}
|
|
|
|
static void FolderBrowser_UpdateScrollHovering(HWND hwnd, UINT uFlags, POINTS pts)
|
|
{
|
|
RECT rc;
|
|
FBCOLUMN *pc;
|
|
POINT pt;
|
|
LONG left;
|
|
|
|
static size_t hoveredColumn = -1;
|
|
static INT nHoveredPart = -1;
|
|
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb || !FolderBrowser_GetAdjustedClientRect(hwnd, &rc))
|
|
return;
|
|
|
|
left = rc.left;
|
|
|
|
POINTSTOPOINT(pt, pts);
|
|
size_t activeColumn = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
|
|
size_t nHovered = -1;
|
|
for(size_t i = 0; i < pfb->pColumns->size() && pt.x >= rc.left; i++)
|
|
{
|
|
pc = &pfb->pColumns->at(i);
|
|
rc.right = rc.left + pc->width;
|
|
if (i != activeColumn && PtInRect(&rc, pt))
|
|
{
|
|
PrepareDrawingListBox(pfb->hwndDraw, pc, rc.bottom - rc.top, -1);
|
|
|
|
SCROLLINFO si;
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_PAGE | SIF_RANGE;
|
|
if (GetScrollInfo(pfb->hwndDraw, SB_VERT, &si) && (INT)si.nPage <= si.nMax)
|
|
{
|
|
pt.x -= rc.left;
|
|
pt.y -= rc.top;
|
|
MapWindowPoints(hwnd, HWND_DESKTOP, &pt, 1);
|
|
INT ht = (INT) SendMessageW(pfb->hwndDraw, WM_NCHITTEST, 0, MAKELPARAM(pt.x, pt.y));
|
|
if (HTVSCROLL == ht || HTHSCROLL == ht)
|
|
{
|
|
nHovered = i;
|
|
SBADJUSTHOVER hoverTest;
|
|
hoverTest.hitTest = ht;
|
|
hoverTest.ptMouse.x = (SHORT)pt.x;
|
|
hoverTest.ptMouse.y = (SHORT)pt.y;
|
|
if (SENDMLIPC(pfb->hwndDraw, IPC_ML_SKINNEDSCROLLWND_ADJUSTHOVER, (WPARAM)&hoverTest))
|
|
{
|
|
if (nHoveredPart != hoverTest.nResult)
|
|
{
|
|
nHoveredPart = hoverTest.nResult;
|
|
RefreshListBoxNC(hwnd, pfb->hwndDraw, *(POINT*)&rc);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
nHoveredPart = -1;
|
|
}
|
|
break;
|
|
}
|
|
|
|
rc.right += SIZER_WIDTH;
|
|
rc.left = rc.right;
|
|
}
|
|
|
|
if (hoveredColumn != nHovered && -1 != hoveredColumn)
|
|
{
|
|
rc.left = left;
|
|
for(size_t i = 0; i < hoveredColumn; i++)
|
|
rc.left += pfb->pColumns->at(i).width + SIZER_WIDTH;
|
|
|
|
pc = &pfb->pColumns->at(hoveredColumn);
|
|
|
|
if (PrepareDrawingListBox(pfb->hwndDraw, pc, rc.bottom - rc.top, -1))
|
|
{
|
|
SendMessageW(pfb->hwndDraw, WM_NCMOUSELEAVE, HTNOWHERE, 0L);
|
|
RefreshListBoxNC(hwnd, pfb->hwndDraw, *(POINT*)&rc);
|
|
}
|
|
nHoveredPart = -1;
|
|
}
|
|
|
|
hoveredColumn = nHovered;
|
|
if (-1 != hoveredColumn && -1 != nHoveredPart)
|
|
{
|
|
TRACKMOUSEEVENT tracker;
|
|
tracker.cbSize = sizeof(tracker);
|
|
tracker.hwndTrack = hwnd;
|
|
tracker.dwHoverTime = 0;
|
|
tracker.dwFlags = TME_LEAVE;
|
|
TrackMouseEvent(&tracker);
|
|
}
|
|
}
|
|
|
|
static void FolderBrowser_OnMouseMove(HWND hwnd, UINT uFlags, POINTS pts)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return;
|
|
|
|
if (GetCapture() == hwnd && sizerActive < pfb->pColumns->size())
|
|
{
|
|
RECT rc, ri;
|
|
SCROLLINFO si;
|
|
FBCOLUMN *pc;
|
|
|
|
GetClientRect(hwnd, &rc);
|
|
CopyRect(&ri, &rc);
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_POS;
|
|
if (!GetScrollInfo(hwnd, SB_HORZ, &si))
|
|
ZeroMemory(&si, sizeof(SCROLLINFO));
|
|
rc.right = rc.left - si.nPos;
|
|
for (size_t i = 0; i <= sizerActive; i++)
|
|
{
|
|
pc = &pfb->pColumns->at(i);
|
|
rc.right += (pc->width + SIZER_WIDTH);
|
|
}
|
|
|
|
rc.left = rc.right - SIZER_WIDTH;
|
|
GetCursorPos(((LPPOINT)&rc) + 1);
|
|
MapWindowPoints(HWND_DESKTOP, hwnd, ((LPPOINT)&rc) + 1, 1);
|
|
rc.right -= clickoffs;
|
|
|
|
if (rc.left != rc.right)
|
|
{
|
|
if (pc)
|
|
{
|
|
ri.left = rc.left - pc->width;
|
|
|
|
INT w = pc->width + (rc.right - rc.left);
|
|
|
|
pc->autoAdjust = FALSE;
|
|
if (w < COLUMN_MIN_WIDTH) w = COLUMN_MIN_WIDTH;
|
|
if (w > COLUMN_MAX_WIDTH) w = COLUMN_MAX_WIDTH;
|
|
if (pc->width != w)
|
|
{
|
|
pc->width = w;
|
|
FolderBrowser_UpdateScrollInfo(hwnd);
|
|
InvalidateRect(hwnd, &ri, TRUE);
|
|
UpdateWindow(hwnd);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else FolderBrowser_UpdateScrollHovering(hwnd, uFlags, pts);
|
|
}
|
|
|
|
static void FolderBrowser_OnLButtonUp(HWND hwnd, UINT uFlags, POINTS pts)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb || pfb->pColumns->size() == 0) return;
|
|
|
|
if (-1 != sizerActive)
|
|
{
|
|
RECT rc;
|
|
SCROLLINFO si;
|
|
|
|
GetClientRect(hwnd, &rc);
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_POS;
|
|
if (!GetScrollInfo(hwnd, SB_HORZ, &si)) ZeroMemory(&si, sizeof(SCROLLINFO));
|
|
rc.right = rc.left - si.nPos;
|
|
for (size_t i = 0; i <= sizerActive; i++)
|
|
{
|
|
rc.right += (pfb->pColumns->at(i).width + SIZER_WIDTH);
|
|
}
|
|
rc.left = rc.right - SIZER_WIDTH;
|
|
sizerActive = -1;
|
|
clickoffs = 0;
|
|
ReleaseCapture();
|
|
FolderBrowser_RestoreActive(hwnd);
|
|
InvalidateRect(hwnd, &rc, FALSE);
|
|
}
|
|
}
|
|
|
|
static void FolderBrowser_OnButtonDown(HWND hwnd, UINT uButtonMsg, UINT uFlags, POINTS pts)
|
|
{
|
|
RECT rc;
|
|
POINT pt;
|
|
UINT ht;
|
|
size_t column, item;
|
|
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb || pfb->pColumns->size() == 0) return;
|
|
|
|
ht = HTERROR;
|
|
FolderBrowser_GetAdjustedClientRect(hwnd, &rc);
|
|
|
|
POINTSTOPOINT(pt, pts);
|
|
|
|
// check if sizer clicked
|
|
LONG cPoint = rc.left;
|
|
for(size_t i = 0; i < pfb->pColumns->size() && rc.left <= pt.x; i++)
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(i);
|
|
|
|
cPoint += pc->width;
|
|
rc.left = cPoint - SIZER_OVERLAP_LEFT;
|
|
cPoint += SIZER_WIDTH;
|
|
rc.right = cPoint + SIZER_OVERLAP_RIGHT;
|
|
|
|
if (WM_LBUTTONDOWN == uButtonMsg)
|
|
{
|
|
if (PtInRect(&rc, pt))
|
|
{
|
|
sizerActive = i;
|
|
clickoffs = pts.x - (rc.left + SIZER_OVERLAP_LEFT);
|
|
UpdateWindow(hwnd);
|
|
FolderBrowser_HideActive(hwnd);
|
|
SetCapture(hwnd);
|
|
InvalidateRect(hwnd, &rc, FALSE);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
ht = FolderBrowser_HitTest(hwnd, pt, &column, &item);
|
|
if (-1 != column && -1 == item)
|
|
{
|
|
while (-1 != column && 0 == pfb->pColumns->at(column).count)
|
|
{
|
|
column--;
|
|
/*item = */pfb->pColumns->at(column).firstSelected;
|
|
}
|
|
}
|
|
|
|
if (-1 != column)
|
|
{
|
|
//if (WM_LBUTTONDOWN != uButtonMsg || (HTCLIENT == ht && -1 == item))
|
|
//{
|
|
// FolderBrowser_OnEnsureVisible(hwnd, column, 0);
|
|
// return; // prevent activation
|
|
//}
|
|
|
|
if (pfb->hwndActive == GetFocus())
|
|
{
|
|
UpdateWindow(pfb->hwndActive);
|
|
SendMessageW(pfb->hwndActive, WM_SETREDRAW, FALSE, 0L);
|
|
SetFocus(hwnd);
|
|
SendMessageW(pfb->hwndActive, WM_SETREDRAW, TRUE, 0L);
|
|
}
|
|
/*if (-1 != item) */pfb->focusedColumn = -1;
|
|
|
|
FolderBrowser_UpdateActiveColumn(hwnd, column);
|
|
|
|
if ((WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE)))
|
|
{
|
|
MapWindowPoints(hwnd, HWND_DESKTOP, &pt, 1);
|
|
ht = (UINT)SendMessageW(pfb->hwndActive, WM_NCHITTEST, 0, MAKELPARAM(pt.x, pt.y));
|
|
switch(ht)
|
|
{
|
|
case HTERROR: break;
|
|
case HTCLIENT:
|
|
MapWindowPoints(HWND_DESKTOP, pfb->hwndActive, &pt, 1);
|
|
|
|
if (0 == (WS_EX_NOPARENTNOTIFY & (DWORD)GetWindowLongPtrW(pfb->hwndActive, GWL_EXSTYLE)))
|
|
{
|
|
HWND hParent = GetParent(pfb->hwndActive);
|
|
if (NULL != hParent)
|
|
{
|
|
POINT ptParent = pt;
|
|
MapWindowPoints(pfb->hwndActive, hParent, &ptParent, 1);
|
|
SendMessageW(hParent, WM_PARENTNOTIFY, MAKEWPARAM(uButtonMsg, 0), MAKELPARAM(ptParent.x, ptParent.y));
|
|
}
|
|
}
|
|
SendMessageW(pfb->hwndActive, uButtonMsg, uFlags, MAKELPARAM(pt.x, pt.y));
|
|
// maxRight = (LONG)SendMessageW(pfb->hwndActive, LB_ITEMFROMPOINT, uFlags, MAKELPARAM(pt.x, pt.y));
|
|
// if (0 == HIWORD(maxRight))
|
|
// {
|
|
// size_t a = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
//// if (a < pfb->pColumns->size() && LOWORD(maxRight) == pfb->pColumns->at(a).firstSelected)
|
|
//// pfb->pColumns->at(a).firstSelected = -1;
|
|
// }
|
|
break;
|
|
default:
|
|
SendMessageW(pfb->hwndActive, (uButtonMsg - WM_MOUSEMOVE) + WM_NCMOUSEMOVE, ht, MAKELPARAM(pt.x, pt.y));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
HWND hFocus = GetFocus();
|
|
if (hFocus != hwnd && hFocus != pfb->hwndActive)
|
|
SetFocus(hwnd);
|
|
}
|
|
}
|
|
|
|
static void FolderBrowser_OnLButtonDown(HWND hwnd, UINT uFlags, POINTS pts)
|
|
{
|
|
FolderBrowser_OnButtonDown(hwnd, WM_LBUTTONDOWN, uFlags, pts);
|
|
}
|
|
|
|
static void FolderBrowser_OnLButtonDblClick(HWND hwnd, UINT uFlags, POINTS pts)
|
|
{
|
|
RECT rc;
|
|
LONG maxRight;
|
|
POINT pt;
|
|
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb || pfb->pColumns->size() == 0) return;
|
|
|
|
GetClientRect(hwnd, &rc);
|
|
|
|
FolderBrowser_GetAdjustedClientRect(hwnd, &rc);
|
|
|
|
maxRight = rc.right;
|
|
POINTSTOPOINT(pt, pts);
|
|
|
|
LONG cPoint = rc.left;
|
|
for(size_t i = 0; i < pfb->pColumns->size() && rc.left <= pt.x; i++)
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(i);
|
|
|
|
cPoint += pc->width;
|
|
rc.left = cPoint - SIZER_OVERLAP_LEFT;
|
|
cPoint += SIZER_WIDTH;
|
|
rc.right = cPoint + SIZER_OVERLAP_RIGHT;
|
|
|
|
if (PtInRect(&rc, pt))
|
|
{
|
|
pc->autoAdjust = TRUE;
|
|
INT width = FolderBrowser_GetPreferredColumnWidth(hwnd, i);
|
|
if ( -1 != width && pc->width != width)
|
|
{
|
|
rc.left = (rc.left + SIZER_OVERLAP_LEFT) - pc->width;
|
|
rc.right = maxRight;
|
|
|
|
pc->width = width;
|
|
|
|
UpdateWindow(hwnd);
|
|
SendMessageW(hwnd, WM_SETREDRAW, FALSE, 0L);
|
|
FolderBrowser_HideActive(hwnd);
|
|
FolderBrowser_UpdateScrollInfo(hwnd);
|
|
FolderBrowser_RestoreActive(hwnd);
|
|
SendMessageW(hwnd, WM_SETREDRAW, TRUE, 0L);
|
|
RedrawWindow(hwnd, &rc, NULL, RDW_INVALIDATE | RDW_ERASE | RDW_ALLCHILDREN | RDW_ERASENOW | RDW_UPDATENOW);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void FolderBrowser_OnRButtonDown(HWND hwnd, UINT uFlags, POINTS pts)
|
|
{
|
|
POINT pt;
|
|
size_t col, item;
|
|
POINTSTOPOINT(pt, pts);
|
|
UINT ht = FolderBrowser_HitTest(hwnd, pt, &col, &item);
|
|
if (HTCLIENT == ht && -1 != col)
|
|
{
|
|
INT ox = FolderBrowser_OnEnsureVisible(hwnd, col, EVF_NOEXTRALSPACE | EVF_NOEXTRARSPACE);
|
|
if (0 != ox) pts.x -= ox;
|
|
}
|
|
TRACE_FMT(TEXT("RDown at (%d,%d) [ht=%d, col=%d, raw=%d]\n"), pt.x, pt.y, ht, col, item);
|
|
}
|
|
|
|
static void FolderBrowser_OnRButtonUp(HWND hwnd, UINT uFlags, POINTS pts)
|
|
{
|
|
POINT pt;
|
|
size_t col, item;
|
|
POINTSTOPOINT(pt, pts);
|
|
UINT ht = FolderBrowser_HitTest(hwnd, pt, &col, &item);
|
|
TRACE_FMT(TEXT("RUp at (%d,%d) [ht=%d, col=%d, raw=%d]\n"), pt.x, pt.y, ht, col, item);
|
|
FolderBrowser_RestoreActive(hwnd);
|
|
}
|
|
|
|
static void FolderBrowser_OnKeyDown(HWND hwnd, UINT vkCode, UINT flags)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (pfb)
|
|
{
|
|
switch(vkCode)
|
|
{
|
|
case VK_PRIOR:
|
|
case VK_NEXT:
|
|
case VK_END:
|
|
case VK_HOME:
|
|
case VK_DOWN:
|
|
case VK_UP:
|
|
case VK_RIGHT:
|
|
case VK_LEFT:
|
|
if (pfb->focusedColumn != -1)
|
|
{
|
|
FolderBrowser_UpdateActiveColumn(hwnd, pfb->focusedColumn);
|
|
if (IsWindowVisible(pfb->hwndActive) && IsWindowEnabled(pfb->hwndActive)) SetFocus(pfb->hwndActive);
|
|
}
|
|
if ((WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE)))
|
|
{
|
|
SendMessageW(pfb->hwndActive, WM_KEYDOWN, (WPARAM)vkCode, (LPARAM)flags);
|
|
return;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
DefWindowProcW(hwnd, WM_KEYDOWN, (WPARAM)vkCode, (LPARAM)flags);
|
|
}
|
|
|
|
static void FolderBorwser_OnCommand(HWND hwnd, UINT ctrlId, UINT eventId, HWND hwndCtrl)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return;
|
|
if (pfb->hwndActive == hwndCtrl)
|
|
{
|
|
switch(eventId)
|
|
{
|
|
//case LBN_SELCANCEL:
|
|
// break;
|
|
case LBN_SELCHANGE:
|
|
FolderBrowser_OnSelectionChanged(hwnd, FALSE, TRUE);
|
|
break;
|
|
case LBN_SETFOCUS:
|
|
pfb->focusedColumn = (int)FolderBrowser_GetListBoxColumn(hwndCtrl);
|
|
break;
|
|
case LBN_KILLFOCUS:
|
|
if (hwnd != GetFocus())
|
|
{
|
|
FolderBrowser_UpdateActiveColumn(hwnd, ((size_t)-1));
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static LRESULT FolderBrowser_OnVKeyToItem(HWND hwnd, UINT vkCode, UINT caretPos, HWND hwndCtrl)
|
|
{
|
|
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return -1;
|
|
if (pfb->hwndActive == hwndCtrl)
|
|
{
|
|
size_t activeColumn = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
|
|
switch(vkCode)
|
|
{
|
|
case VK_LEFT:
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_CONTROL)) ||
|
|
0 != (0x80000000 & GetAsyncKeyState(VK_SHIFT))) break;
|
|
|
|
if (activeColumn > 0)
|
|
{
|
|
pfb->focusedColumn = -1;
|
|
FolderBrowser_UpdateActiveColumn(hwnd, activeColumn - 1);
|
|
pfb->focusedColumn = (int)FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
FolderBrowser_OnSelectionChanged(hwnd, TRUE, TRUE);
|
|
}
|
|
return -2;
|
|
|
|
case VK_RIGHT:
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_CONTROL)) ||
|
|
0 != (0x80000000 & GetAsyncKeyState(VK_SHIFT))) break;
|
|
|
|
if (activeColumn < (pfb->pColumns->size() -1))
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(activeColumn + 1);
|
|
if (pc->count > 0)
|
|
{
|
|
pc->firstSelected = 0;
|
|
pfb->focusedColumn = -1;
|
|
FolderBrowser_UpdateActiveColumn(hwnd, activeColumn + 1);
|
|
pfb->focusedColumn = (int)FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
FolderBrowser_OnSelectionChanged(hwnd, TRUE, TRUE);
|
|
}
|
|
}
|
|
return -2;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
static void FolderBrowser_OnWindowPosChanged(HWND hwnd, WINDOWPOS *pwp)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return;
|
|
|
|
if (0 == (SWP_NOSIZE & pwp->flags) || (SWP_FRAMECHANGED & pwp->flags))
|
|
{
|
|
RECT rc, rw;
|
|
GetClientRect(hwnd, &rc);
|
|
SCROLLINFO si;
|
|
INT dx = 0;
|
|
|
|
LONG totalWidth = 0;
|
|
for(size_t i = 0; i < pfb->pColumns->size(); i++) totalWidth += (pfb->pColumns->at(i).width + SIZER_WIDTH);
|
|
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS;
|
|
if (!GetScrollInfo(hwnd, SB_HORZ, &si))
|
|
{
|
|
ZeroMemory(&si, sizeof(SCROLLINFO));
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS;
|
|
si.nMax = 100;
|
|
si.nPage = 10;
|
|
SetScrollInfo(hwnd, SB_HORZ, &si, FALSE);
|
|
}
|
|
if ( (si.nPage != (rc.right - rc.left) || si.nMax < totalWidth))
|
|
{
|
|
si.fMask = SIF_PAGE;
|
|
if (si.nMax != totalWidth)
|
|
{
|
|
si.nMax = totalWidth;
|
|
si.fMask |= SIF_RANGE;
|
|
}
|
|
|
|
si.nPage = rc.right - rc.left;
|
|
if ((si.nPos + si.nPage) > (UINT)si.nMax && si.nPos > si.nMin)
|
|
{
|
|
dx = si.nPos;
|
|
si.nPos = si.nMax - si.nPage;
|
|
if (si.nPos < si.nMin) si.nPos = si.nMin;
|
|
dx -= si.nPos;
|
|
si.fMask |= SIF_POS;
|
|
InvalidateRect(hwnd, NULL, FALSE);
|
|
}
|
|
if (0 == si.nMax)
|
|
{
|
|
si.nMax = 100;
|
|
si.nPage = si.nMax;
|
|
}
|
|
|
|
SetScrollInfo(hwnd, SB_HORZ, &si, FALSE);
|
|
}
|
|
|
|
if (pfb->hwndActive &&
|
|
(WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE))
|
|
&& GetWindowRect(pfb->hwndActive, &rw))
|
|
{
|
|
if (rw.bottom - rw.top != rc.bottom - rc.top || dx != 0)
|
|
{
|
|
if (dx) MapWindowPoints(HWND_DESKTOP, hwnd, (POINT*)&rw, 2);
|
|
SetWindowPos(pfb->hwndActive, NULL, rw.left + dx, rw.top, rw.right - rw.left, rc.bottom - rc.top,
|
|
SWP_NOACTIVATE | SWP_NOZORDER |
|
|
((0 == dx) ? SWP_NOMOVE : 0) |
|
|
((rw.bottom - rw.top == rc.bottom - rc.top) ? SWP_NOSIZE : 0));
|
|
if (0 == (SWP_NOREDRAW & pwp->flags)) InvalidateRect(pfb->hwndActive, NULL, TRUE);
|
|
}
|
|
}
|
|
|
|
if (0 == (SWP_NOREDRAW & pwp->flags))
|
|
{
|
|
GetWindowRect(pfb->hwndDraw, &rw);
|
|
if (rw.bottom - rw.top != rc.bottom - rc.top) InvalidateRect(hwnd, NULL, FALSE);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void UpdateAfterScroll(HWND hwnd, INT scrollPos, BOOL fRedraw)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (pfb && (WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE)))
|
|
{
|
|
RECT rc;
|
|
size_t a = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
GetClientRect(hwnd, &rc);
|
|
rc.left -= scrollPos;
|
|
for (size_t i = 0; i < a; i++) rc.left += (pfb->pColumns->at(i).width + SIZER_WIDTH);
|
|
SetWindowPos(pfb->hwndActive, NULL, rc.left, rc.top, 0, 0,
|
|
SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOSENDCHANGING | SWP_NOSIZE |
|
|
((fRedraw) ? 0 : SWP_NOREDRAW));
|
|
}
|
|
if (fRedraw)
|
|
{
|
|
InvalidateRect(hwnd, NULL, TRUE);
|
|
UpdateWindow(hwnd);
|
|
}
|
|
}
|
|
|
|
static void FolderBrowser_OnHScroll(HWND hwnd, UINT uCode, UINT uPos)
|
|
{
|
|
SCROLLINFO si;
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return;
|
|
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS;
|
|
if (!GetScrollInfo(hwnd, SB_HORZ, &si)) return;
|
|
INT line = si.nPage / 10;
|
|
if (line < 1) line = 1;
|
|
INT dx = 0;
|
|
|
|
static INT startPos = 0;
|
|
static INT scrollCount = 0;
|
|
|
|
switch(uCode)
|
|
{
|
|
case SB_LINELEFT: dx = -line; break;
|
|
case SB_LINERIGHT: dx = line; break;
|
|
case SB_PAGELEFT: dx = -((int)si.nPage); break;
|
|
case SB_PAGERIGHT: dx = ((int)si.nPage); break;
|
|
case SB_THUMBTRACK:
|
|
UpdateAfterScroll(hwnd, si.nPos, TRUE);
|
|
return;
|
|
case SB_LEFT:
|
|
si.fMask = SIF_POS;
|
|
si.nPos = 0;
|
|
SetScrollInfo(hwnd, SB_HORZ, &si, FALSE);
|
|
UpdateAfterScroll(hwnd, si.nPos, TRUE);
|
|
return;
|
|
case SB_RIGHT:
|
|
si.fMask = SIF_POS;
|
|
si.nPos = si.nMax - si.nPage;
|
|
SetScrollInfo(hwnd, SB_HORZ, &si, FALSE);
|
|
UpdateAfterScroll(hwnd, si.nPos, TRUE);
|
|
return;
|
|
case SB_ENDSCROLL:
|
|
if (-1 != hiddenActive)
|
|
{
|
|
RECT rw;
|
|
GetWindowRect(pfb->hwndActive, &rw);
|
|
MapWindowPoints(HWND_DESKTOP, hwnd, (POINT*)&rw, 1);
|
|
SetWindowLongPtrW(pfb->hwndActive, GWLP_USERDATA, (LONGX86)hiddenActive);
|
|
dx = startPos - si.nPos;
|
|
|
|
SetWindowPos(pfb->hwndActive, NULL, rw.left + dx, rw.top, 0, 0,
|
|
SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOSIZE | SWP_NOSENDCHANGING);
|
|
ShowWindow(pfb->hwndActive, SW_SHOWNA);
|
|
if (pfb->focusedColumn == hiddenActive) SetFocus(pfb->hwndActive);
|
|
hiddenActive = -1;
|
|
startPos = si.nPos;
|
|
}
|
|
scrollCount = 0;
|
|
return;
|
|
default:
|
|
return;
|
|
}
|
|
|
|
if (dx != 0)
|
|
{
|
|
if ((si.nPos + dx) < si.nMin) dx = si.nMin - si.nPos;
|
|
else if ((si.nPos + dx) > (si.nMax - (INT)si.nPage))
|
|
{
|
|
dx = si.nMax - si.nPos - si.nPage;
|
|
if (dx < 0) dx = 0;
|
|
}
|
|
if (dx != 0)
|
|
{
|
|
SendMessageW(hwnd, WM_SETREDRAW, FALSE, 0L);
|
|
|
|
if (pfb && -1 == hiddenActive && (WS_VISIBLE & GetWindowLongPtrW(pfb->hwndActive, GWL_STYLE)))
|
|
{
|
|
hiddenActive = FolderBrowser_GetListBoxColumn(pfb->hwndActive);
|
|
if (hiddenActive < pfb->pColumns->size())
|
|
{
|
|
FBCOLUMN *pc = &pfb->pColumns->at(hiddenActive);
|
|
if (pc) pc->firstVisible = (INT)SendMessageW(pfb->hwndActive, LB_GETTOPINDEX, 0, 0L);
|
|
if (pfb->focusedColumn == hiddenActive) SetFocus(hwnd);
|
|
SetWindowLongPtrW(pfb->hwndActive, GWLP_USERDATA, (LONGX86)-1);
|
|
ShowWindow(pfb->hwndActive, SW_HIDE);
|
|
startPos = si.nPos;
|
|
}
|
|
}
|
|
|
|
si.fMask = SIF_POS;
|
|
si.nPos += dx;
|
|
SetScrollInfo(hwnd, SB_HORZ, &si, FALSE);
|
|
SendMessageW(hwnd, WM_SETREDRAW, TRUE, 0L);
|
|
if (scrollCount)
|
|
{
|
|
ScrollWindowEx(hwnd, -dx, 0, NULL, NULL, NULL, NULL, SW_INVALIDATE | SW_ERASE);
|
|
// InvalidateRect(hwnd, NULL, TRUE);
|
|
}
|
|
else
|
|
{
|
|
ScrollWindowEx(hwnd, -dx, 0, NULL, NULL, NULL, NULL, MAKELPARAM(SW_SMOOTHSCROLL, 150));
|
|
}
|
|
UpdateWindow(hwnd);
|
|
}
|
|
scrollCount++;
|
|
}
|
|
}
|
|
|
|
static void FolderBroser_OnPrintClient(HWND hwnd, HDC hdc, UINT options)
|
|
{
|
|
PAINTSTRUCT ps;
|
|
ZeroMemory(&ps, sizeof(PAINTSTRUCT));
|
|
ps.hdc = hdc;
|
|
GetClientRect(hwnd, &ps.rcPaint);
|
|
ps.fErase = (0 != (PRF_ERASEBKGND & options));
|
|
FolderBrowser_Draw(hwnd, &ps);
|
|
}
|
|
|
|
static void FolderBrowser_OnMouseWheel(HWND hwnd, UINT vkCode, INT delta, POINTS pts)
|
|
{
|
|
if (MK_CONTROL == vkCode)
|
|
{
|
|
SendMessageW(hwnd, WM_HSCROLL, MAKEWPARAM(((delta > 0) ? SB_LINELEFT : SB_LINERIGHT), 0), NULL);
|
|
SendMessageW(hwnd, WM_HSCROLL, MAKEWPARAM(SB_ENDSCROLL, 0), NULL);
|
|
}
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnSetCursor(HWND hwnd, HWND hwndCursor, UINT hitTest, UINT uMsg)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
SCROLLINFO si;
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_POS;
|
|
if(!GetScrollInfo(hwnd, SB_HORZ, &si)) si.nPos = 0;
|
|
|
|
if(pfb && HTCLIENT == hitTest)
|
|
{
|
|
POINT pt;
|
|
GetCursorPos(&pt);
|
|
MapWindowPoints(HWND_DESKTOP, hwnd, &pt, 1);
|
|
|
|
LONG left = -si.nPos;
|
|
|
|
for (size_t i=0, count = pfb->pColumns->size(); i < count; i++)
|
|
{
|
|
left += pfb->pColumns->at(i).width;
|
|
if (pt.x >= (left - SIZER_OVERLAP_LEFT) && pt.x < (left + SIZER_WIDTH + SIZER_OVERLAP_RIGHT))
|
|
{
|
|
if (sizerHover != i)
|
|
{
|
|
SetCursor(LoadCursor(NULL, IDC_SIZEWE));
|
|
|
|
if (IsChild(GetActiveWindow(), hwnd))
|
|
{
|
|
RECT rc;
|
|
GetClientRect(hwnd, &rc);
|
|
rc.left = left;
|
|
rc.right = left + SIZER_WIDTH;
|
|
|
|
sizerHover = i;
|
|
InvalidateRect(hwnd, &rc, FALSE);
|
|
|
|
TRACKMOUSEEVENT tm;
|
|
tm.cbSize = sizeof(TRACKMOUSEEVENT);
|
|
tm.dwFlags = TME_LEAVE;
|
|
tm.hwndTrack = hwnd;
|
|
_TrackMouseEvent(&tm);
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
left += SIZER_WIDTH;
|
|
if (left > pt.x) break;
|
|
}
|
|
}
|
|
if (sizerHover < pfb->pColumns->size())
|
|
{
|
|
RECT rc;
|
|
GetClientRect(hwnd, &rc);
|
|
rc.right = rc.left - si.nPos;
|
|
for (size_t i = 0; i <= sizerHover; i++) rc.right += (pfb->pColumns->at(i).width + SIZER_WIDTH);
|
|
|
|
rc.left = rc.right - SIZER_WIDTH;
|
|
sizerHover = -1;
|
|
InvalidateRect(hwnd, &rc, FALSE);
|
|
}
|
|
DefWindowProcW(hwnd, WM_SETCURSOR, (WPARAM)hwndCursor, MAKELPARAM(hitTest, uMsg));
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnSetFileSystemInfo(HWND hwnd, FILESYSTEMINFO *pfs)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb) return FALSE;
|
|
if (!pfs)
|
|
{
|
|
pfb->filesystem.fnFindFirstFile = FindFirstFileW;
|
|
pfb->filesystem.fnFindNextFile = FindNextFileW;
|
|
pfb->filesystem.fnFindClose = FindClose;
|
|
}
|
|
else
|
|
{
|
|
if (pfs->cbSize != sizeof(FILESYSTEMINFO) ||
|
|
!pfs->fnFindFirstFile || !pfs->fnFindNextFile || !pfs->fnFindClose) return FALSE;
|
|
CopyMemory(&pfb->filesystem, pfs, sizeof(FILESYSTEMINFO));
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static BOOL FolderBrowser_OnGetFileSystemInfo(HWND hwnd, FILESYSTEMINFO *pfs)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
if (!pfb || !pfs || pfs->cbSize != sizeof(FILESYSTEMINFO)) return FALSE;
|
|
CopyMemory(pfs, &pfb->filesystem, sizeof(FILESYSTEMINFO));
|
|
return TRUE;
|
|
}
|
|
|
|
static void FolderBrowser_OnMouseLeave(HWND hwnd)
|
|
{
|
|
FBDATA *pfb = GetFolderBrowser(hwnd);
|
|
|
|
if (pfb && sizerHover < pfb->pColumns->size())
|
|
{
|
|
RECT rc;
|
|
GetClientRect(hwnd, &rc);
|
|
|
|
SCROLLINFO si;
|
|
si.cbSize = sizeof(SCROLLINFO);
|
|
si.fMask = SIF_POS;
|
|
if(!GetScrollInfo(hwnd, SB_HORZ, &si)) si.nPos = 0;
|
|
|
|
rc.right = rc.left - si.nPos;
|
|
for (size_t i = 0; i <= sizerHover; i++) rc.right += (pfb->pColumns->at(i).width + SIZER_WIDTH);
|
|
|
|
rc.left = rc.right - SIZER_WIDTH;
|
|
sizerHover = -1;
|
|
InvalidateRect(hwnd, &rc, FALSE);
|
|
}
|
|
POINTS pts = { -1, -1};
|
|
FolderBrowser_UpdateScrollHovering(hwnd, 0, pts);
|
|
}
|
|
|
|
static void FolderBrowser_OnParentNotify(HWND hwnd, UINT message, LPARAM lParam)
|
|
{
|
|
switch(LOWORD(message))
|
|
{
|
|
case WM_RBUTTONDOWN:
|
|
{
|
|
FolderBrowser_HideActive(hwnd);
|
|
DWORD flags = 0;
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_CONTROL))) flags |= MK_CONTROL;
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_SHIFT))) flags |= MK_SHIFT;
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_LBUTTON))) flags |= MK_LBUTTON;
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_RBUTTON))) flags |= MK_RBUTTON;
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_MBUTTON))) flags |= MK_MBUTTON;
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_XBUTTON1))) flags |= MK_XBUTTON1;
|
|
if (0 != (0x80000000 & GetAsyncKeyState(VK_XBUTTON2))) flags |= MK_XBUTTON1;
|
|
SendMessageW(hwnd, LOWORD(message), flags, lParam);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
LRESULT CALLBACK FolderBrowser_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
switch(uMsg)
|
|
{
|
|
case WM_CREATE: return FolderBrowser_OnCreateWindow(hwnd, (CREATESTRUCT*)lParam);
|
|
case WM_DESTROY: FolderBrowser_OnDestroyWindow(hwnd); return 0;
|
|
case WM_PAINT: FolderBrowser_OnPaint(hwnd); return 0;
|
|
case WM_DRAWITEM: return (LRESULT)FolderBrowser_OnDrawItem(hwnd, (INT)wParam, (DRAWITEMSTRUCT*)lParam);
|
|
case WM_SETFONT: FolderBrowser_OnSetFont(hwnd, (HFONT)wParam, (BOOL)LOWORD(lParam)); break;
|
|
case WM_SETFOCUS: FolderBrowser_OnSetFocus(hwnd, (HWND)wParam); break;
|
|
case WM_KILLFOCUS: FolderBrowser_OnKillFocus(hwnd, (HWND)wParam); return 0;
|
|
case WM_GETDLGCODE: return FolderBrowser_OnGetDlgCode(hwnd, (INT)wParam, (MSG*)lParam);
|
|
case WM_LBUTTONDOWN: FolderBrowser_OnLButtonDown(hwnd, (UINT)wParam, MAKEPOINTS(lParam)); return 0;
|
|
case WM_LBUTTONUP: FolderBrowser_OnLButtonUp(hwnd, (UINT)wParam, MAKEPOINTS(lParam)); return 0;
|
|
case WM_LBUTTONDBLCLK: FolderBrowser_OnLButtonDblClick(hwnd, (UINT)wParam, MAKEPOINTS(lParam)); return 0;
|
|
case WM_RBUTTONDOWN: FolderBrowser_OnRButtonDown(hwnd, (UINT)wParam, MAKEPOINTS(lParam)); return 0;
|
|
case WM_RBUTTONUP: FolderBrowser_OnRButtonUp(hwnd, (UINT)wParam, MAKEPOINTS(lParam)); return 0;
|
|
case WM_MOUSEMOVE: FolderBrowser_OnMouseMove(hwnd, (UINT)wParam, MAKEPOINTS(lParam)); return 0;
|
|
case WM_WINDOWPOSCHANGED: FolderBrowser_OnWindowPosChanged(hwnd, (WINDOWPOS*)lParam); return 0;
|
|
case WM_KEYDOWN: FolderBrowser_OnKeyDown(hwnd, (UINT)wParam, (UINT)lParam); return 0;
|
|
case WM_COMMAND: FolderBorwser_OnCommand(hwnd, LOWORD(wParam), HIWORD(wParam), (HWND)lParam); return 0;
|
|
case WM_VKEYTOITEM: return FolderBrowser_OnVKeyToItem(hwnd, LOWORD(wParam), HIWORD(wParam), (HWND)lParam);
|
|
case WM_HSCROLL: FolderBrowser_OnHScroll(hwnd, LOWORD(wParam), HIWORD(wParam)); return 0;
|
|
case WM_PRINTCLIENT: FolderBroser_OnPrintClient(hwnd, (HDC)wParam, (UINT)lParam); return 0;
|
|
case WM_SETCURSOR: return (LRESULT)FolderBrowser_OnSetCursor(hwnd, (HWND)wParam, LOWORD(lParam), HIWORD(lParam));
|
|
case WM_MOUSEWHEEL: FolderBrowser_OnMouseWheel(hwnd, GET_KEYSTATE_WPARAM(wParam), GET_WHEEL_DELTA_WPARAM(wParam), MAKEPOINTS(lParam)); return 0;
|
|
case WM_MOUSELEAVE: FolderBrowser_OnMouseLeave(hwnd); return 0;
|
|
|
|
case WM_MOUSEACTIVATE:
|
|
if (HIWORD(lParam) == WM_MBUTTONDOWN)
|
|
{
|
|
return MA_NOACTIVATEANDEAT;
|
|
}
|
|
break;
|
|
|
|
case WM_MEASUREITEM: return (LRESULT)FolderBrowser_OnMeasureItem(hwnd, (INT)wParam, (MEASUREITEMSTRUCT*)lParam);
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case WM_PARENTNOTIFY: FolderBrowser_OnParentNotify(hwnd, (UINT)wParam, lParam); return 0;
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case FBM_GETBKCOLOR: return (LRESULT)FolderBrowser_OnGetBkColor(hwnd);
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case FBM_SETBKCOLOR: return (LRESULT)FolderBrowser_OnSetBkColor(hwnd, (COLORREF)lParam);
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case FBM_GETTEXTCOLOR: return (LRESULT)FolderBrowser_OnGetTextColor(hwnd);
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case FBM_SETTEXTCOLOR: return (LRESULT)FolderBrowser_OnSetTextColor(hwnd, (COLORREF)lParam);
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case FBM_GETFOLDERBROWSERINFO: return (LRESULT)FolderBrowser_OnGetFolderBrowserInfo(hwnd, (FOLDERBROWSERINFO*)lParam);
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case FBM_SETROOT: return (LRESULT)FolderBrowser_OnSetRootFolder(hwnd, (LPCWSTR)lParam);
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case FBM_GETROOT: return (LRESULT)FolderBrowser_OnGetRootFolder(hwnd, (LPWSTR)lParam, (INT)wParam);
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case FBM_SETFILESYSTEMINFO: return (LRESULT)FolderBrowser_OnSetFileSystemInfo(hwnd, (FILESYSTEMINFO*)lParam);
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case FBM_GETFILESYSTEMINFO: return (LRESULT)FolderBrowser_OnGetFileSystemInfo(hwnd, (FILESYSTEMINFO*)lParam);
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case FBM_GETCURRENTPATH: return (LRESULT)FolderBrowser_OnGetCurrentPath(hwnd, (LPWSTR)lParam, (INT)wParam);
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case FBM_SETCURRENTPATH: return (LRESULT)FolderBrowser_OnSetCurrentPath(hwnd, (LPWSTR)lParam, (BOOL)wParam);
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case FBM_ENSUREVISIBLE: return (LRESULT)FolderBrowser_OnEnsureVisible(hwnd, LOWORD(wParam), HIWORD(wParam));
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|
}
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return DefWindowProcW(hwnd, uMsg, wParam, lParam);
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} |