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* Cell editing (off by default)
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@little-brother
little-brother committed Apr 25, 2022
1 parent 408ba0f commit 3550ed1
Showing 1 changed file with 176 additions and 33 deletions.
209 changes: 176 additions & 33 deletions main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -29,11 +29,13 @@
#define WMU_SHOW_COLUMNS WM_USER + 12
#define WMU_HOT_KEYS WM_USER + 13
#define WMU_HOT_CHARS WM_USER + 14
#define WMU_EDIT_CELL WM_USER + 20

#define IDC_MAIN 100
#define IDC_TABLELIST 101
#define IDC_GRID 102
#define IDC_STATUSBAR 103
#define IDC_CELL_EDIT 104
#define IDC_HEADER_EDIT 1000

#define IDM_COPY_CELL 5000
Expand All @@ -59,7 +61,7 @@
#define MAX_TABLE_LENGTH 2000

#define APP_NAME TEXT("sqlite-wlx")
#define APP_VERSION TEXT("1.0.3")
#define APP_VERSION TEXT("1.0.4")

#define LCS_FINDFIRST 1
#define LCS_MATCHCASE 2
Expand All @@ -79,7 +81,9 @@ LRESULT CALLBACK cbHotKey(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
LRESULT CALLBACK cbNewMain (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
LRESULT CALLBACK cbNewHeader(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
LRESULT CALLBACK cbNewFilterEdit (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
LRESULT CALLBACK cbNewCellEdit(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);

void bindValue(sqlite3_stmt* stmt, int i, const char* value8);
void bindFilterValues(HWND hHeader, sqlite3_stmt* stmt);
HWND getMainWindow(HWND hWnd);
void setStoredValue(TCHAR* name, int value);
Expand Down Expand Up @@ -196,8 +200,9 @@ HWND APIENTRY ListLoadW (HWND hListerWnd, TCHAR* fileToLoad, int showFlags) {

char* fileToLoad8 = utf16to8(fileToLoad);

BOOL isEditable = getStoredValue(TEXT("editable"), 0);
sqlite3 *db = 0;
if (SQLITE_OK != sqlite3_open_v2(fileToLoad8, &db, SQLITE_OPEN_READONLY | SQLITE_OPEN_URI, NULL)) {
if (SQLITE_OK != sqlite3_open_v2(fileToLoad8, &db, (isEditable ? SQLITE_OPEN_READWRITE : SQLITE_OPEN_READONLY) | SQLITE_OPEN_URI, NULL)) {
MessageBox(hListerWnd, TEXT("Error to open database"), fileToLoad, MB_OK);
free(fileToLoad8);
return NULL;
Expand Down Expand Up @@ -719,12 +724,12 @@ LRESULT CALLBACK cbNewMain(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) {

sqlite3* db = (sqlite3*)GetProp(hWnd, TEXT("DB"));
char* tablename8 = (char*)GetProp(hWnd, TEXT("TABLENAME8"));
int colNo = *(int*)GetProp(hWnd, TEXT("COLNO"));
int colNo = *(int*)GetProp(hWnd, TEXT("CURRENTCOLNO"));
TCHAR colName16[MAX_COLUMN_LENGTH + 1];
Header_GetItemText(hHeader, colNo, colName16, MAX_COLUMN_LENGTH + 1);
char* colName8 = utf16to8(colName16);
char query8[1024 + strlen(tablename8)];
sprintf(query8, "select %s from \"%s\" where rowid = %s", colName8, tablename8, cache[rowNo - *pCacheOffset][colCount]);
sprintf(query8, "select %s from \"%s\" where rowid = %i", colName8, tablename8, _ttoi(cache[rowNo - *pCacheOffset][colCount]));
free(colName8);

TCHAR path16[MAX_PATH] = {0};
Expand Down Expand Up @@ -855,6 +860,10 @@ LRESULT CALLBACK cbNewMain(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) {
NMITEMACTIVATE* ia = (LPNMITEMACTIVATE) lParam;
SendMessage(hWnd, WMU_SET_CURRENT_CELL, ia->iItem, ia->iSubItem);
}

if (pHdr->idFrom == IDC_GRID && pHdr->code == (DWORD)NM_DBLCLK) {
SendMessage(hWnd, WMU_EDIT_CELL, 1, 0);
}

if (pHdr->idFrom == IDC_GRID && pHdr->code == (DWORD)NM_CLICK && HIWORD(GetKeyState(VK_MENU))) {
NMITEMACTIVATE* ia = (LPNMITEMACTIVATE) lParam;
Expand All @@ -880,10 +889,13 @@ LRESULT CALLBACK cbNewMain(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) {

if (pHdr->idFrom == IDC_GRID && pHdr->code == (DWORD)LVN_KEYDOWN) {
NMLVKEYDOWN* kd = (LPNMLVKEYDOWN) lParam;
HWND hGridWnd = pHdr->hwndFrom;
BOOL isCtrl = HIWORD(GetKeyState(VK_CONTROL));

if (kd->wVKey == 0x43) { // C
BOOL isCtrl = HIWORD(GetKeyState(VK_CONTROL));
BOOL isShift = HIWORD(GetKeyState(VK_SHIFT));
BOOL isCopyColumn = getStoredValue(TEXT("copy-column"), 0) && ListView_GetSelectedCount(pHdr->hwndFrom) > 1;
BOOL isCopyColumn = getStoredValue(TEXT("copy-column"), 0) && ListView_GetSelectedCount(hGridWnd) > 1;
if (!isCtrl && !isShift)
return FALSE;

Expand All @@ -892,8 +904,7 @@ LRESULT CALLBACK cbNewMain(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) {
return TRUE;
}

if (kd->wVKey == 0x41 && HIWORD(GetKeyState(VK_CONTROL))) { // Ctrl + A
HWND hGridWnd = pHdr->hwndFrom;
if (kd->wVKey == 0x41 && isCtrl) { // Ctrl + A
SendMessage(hGridWnd, WM_SETREDRAW, FALSE, 0);
int rowNo = *(int*)GetProp(hWnd, TEXT("CURRENTROWNO"));
int colNo = *(int*)GetProp(hWnd, TEXT("CURRENTCOLNO"));
Expand All @@ -903,13 +914,18 @@ LRESULT CALLBACK cbNewMain(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) {
InvalidateRect(hGridWnd, NULL, TRUE);
}

if (kd->wVKey == 0x20 && HIWORD(GetKeyState(VK_CONTROL))) { // Ctrl + Space
if (kd->wVKey == 0x20 && isCtrl) { // Ctrl + Space
SendMessage(hWnd, WMU_SHOW_COLUMNS, 0, 0);
return TRUE;
}

if ((kd->wVKey == VK_F2 || kd->wVKey == VK_SPACE && !isCtrl)) { // F2 or Space
SendMessage(hWnd, WMU_EDIT_CELL, kd->wVKey == VK_F2, 0);
return TRUE;
}

if (kd->wVKey == VK_LEFT || kd->wVKey == VK_RIGHT) {
int colCount = Header_GetItemCount(ListView_GetHeader(pHdr->hwndFrom));
int colCount = Header_GetItemCount(ListView_GetHeader(hGridWnd));
int colNo = *(int*)GetProp(hWnd, TEXT("CURRENTCOLNO")) + (kd->wVKey == VK_RIGHT ? 1 : -1);
colNo = colNo < 0 ? colCount - 1 : colNo > colCount - 1 ? 0 : colNo;
SendMessage(hWnd, WMU_SET_CURRENT_CELL, *(int*)GetProp(hWnd, TEXT("CURRENTROWNO")), colNo);
Expand Down Expand Up @@ -991,7 +1007,43 @@ LRESULT CALLBACK cbNewMain(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) {

InvalidateRect(hGridWnd, NULL, TRUE);
}
break;
break;

case WMU_EDIT_CELL: {
BOOL withText = (BOOL)wParam;
if (getStoredValue(TEXT("editable"), 0) == 0)
return FALSE;

if (*(int*)GetProp(hWnd, TEXT("HASROWID")) == 0)
return MessageBox(hWnd, TEXT("Can't edit the value"), NULL, MB_OK);

HWND hGridWnd = GetDlgItem(hWnd, IDC_GRID);
int rowNo = *(int*)GetProp(hWnd, TEXT("CURRENTROWNO"));
int colNo = *(int*)GetProp(hWnd, TEXT("CURRENTCOLNO"));
int cacheSize = *(int*)GetProp(hWnd, TEXT("CACHESIZE"));
int cacheOffset = *(int*)GetProp(hWnd, TEXT("CACHEOFFSET"));
TCHAR*** cache = (TCHAR***)GetProp(hWnd, TEXT("CACHE"));

if (rowNo == - 1 || rowNo < cacheOffset || rowNo >= cacheOffset + cacheSize)
return FALSE;

RECT rect;
ListView_GetSubItemRect(hGridWnd, rowNo, colNo, LVIR_BOUNDS, &rect);
int h = rect.bottom - rect.top;
int w = ListView_GetColumnWidth(hGridWnd, colNo);

HWND hEdit = CreateWindowEx(0, WC_EDIT, withText ? cache[rowNo - cacheOffset][colNo] : 0,
WS_CHILD | WS_VISIBLE | WS_BORDER | ES_AUTOHSCROLL, rect.left, rect.top, w, h,
hGridWnd, (HMENU)IDC_CELL_EDIT, GetModuleHandle(NULL), NULL);
SendMessage(hEdit, WM_SETFONT, (LPARAM)GetProp(hWnd, TEXT("FONT")), TRUE);
SetProp(hEdit, TEXT("WNDPROC"), (HANDLE)SetWindowLongPtr(hEdit, GWLP_WNDPROC, (LONG_PTR)&cbNewCellEdit));
if (withText) {
int end = GetWindowTextLength(hEdit);
SendMessage(hEdit, EM_SETSEL, end, end);
}
SetFocus(hEdit);
}
break;

case WMU_UPDATE_GRID: {
HWND hListWnd = GetDlgItem(hWnd, IDC_TABLELIST);
Expand Down Expand Up @@ -1542,6 +1594,119 @@ LRESULT CALLBACK cbNewFilterEdit(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lPar
return CallWindowProc(cbDefault, hWnd, msg, wParam, lParam);
}

LRESULT CALLBACK cbNewCellEdit(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) {
switch (msg) {
case WM_DESTROY: {
HWND hGridWnd = GetParent(hWnd);
BOOL isChanged = !!GetProp(hWnd, TEXT("ISCHANGED"));
if (isChanged) {
HWND hMainWnd = getMainWindow(hWnd);
HWND hHeader = ListView_GetHeader(hGridWnd);
int rowNo = *(int*)GetProp(hMainWnd, TEXT("CURRENTROWNO"));
int colNo = *(int*)GetProp(hMainWnd, TEXT("CURRENTCOLNO"));
int cacheSize = *(int*)GetProp(hMainWnd, TEXT("CACHESIZE"));
int cacheOffset = *(int*)GetProp(hMainWnd, TEXT("CACHEOFFSET"));
TCHAR*** cache = (TCHAR***)GetProp(hMainWnd, TEXT("CACHE"));
int colCount = Header_GetItemCount(hHeader);
sqlite3* db = (sqlite3*)GetProp(hMainWnd, TEXT("DB"));
char* tablename8 = (char*)GetProp(hMainWnd, TEXT("TABLENAME8"));

int len = GetWindowTextLength(hWnd);
TCHAR* value16 = (TCHAR*)calloc (len + 1, sizeof (TCHAR));
GetWindowText(hWnd, value16, len + 1);

TCHAR colName16[MAX_COLUMN_LENGTH + 1];
Header_GetItemText(hHeader, colNo, colName16, MAX_COLUMN_LENGTH + 1);
char* colName8 = utf16to8(colName16);
char query8[1024 + strlen(tablename8) + strlen(colName8)];
sprintf(query8, "update \"%s\" set \"%s\" = ?1 where rowid = %i", tablename8, colName8, _ttoi(cache[rowNo - cacheOffset][colCount]));
free(colName8);

BOOL rc = FALSE;
sqlite3_stmt *stmt;
if (SQLITE_OK == sqlite3_prepare_v2(db, query8, -1, &stmt, 0)) {
char* value8 = utf16to8(value16);
bindValue(stmt, 1, value8);
free(value8);
rc = SQLITE_DONE == sqlite3_step(stmt);
}

if (rc) {
free(cache[rowNo - cacheOffset][colNo]);
cache[rowNo - cacheOffset][colNo] = value16;
} else {
MessageBoxA(hMainWnd, sqlite3_errmsg(db), "Error", MB_OK);
free(value16);
}

sqlite3_finalize(stmt);
}

SetFocus(hGridWnd);
RemoveProp(hWnd, TEXT("ISCHANGED"));
}
break;

case WM_KILLFOCUS: {
DestroyWindow(hWnd);
}
break;

case WM_KEYDOWN: {
SetProp(hWnd, TEXT("ISCHANGED"), (HANDLE)1);

if (wParam == VK_RETURN) {
DestroyWindow(hWnd);
return TRUE;
}

if (wParam == VK_ESCAPE) {
SetProp(hWnd, TEXT("ISCHANGED"), 0);
DestroyWindow(hWnd);
return TRUE;
}

if (wParam == 0x41 && HIWORD(GetKeyState(VK_CONTROL))) { // Ctrl + A
SendMessage(hWnd, EM_SETSEL, 0, -1);
return TRUE;
}
}
break;

case WM_PASTE:
case WM_CUT: {
SetProp(hWnd, TEXT("ISCHANGED"), (HANDLE)1);
}
break;
}

return CallWindowProc((WNDPROC)GetProp(hWnd, TEXT("WNDPROC")), hWnd, msg, wParam, lParam);
}

void bindValue(sqlite3_stmt* stmt, int i, const char* value8) {
int len = strlen(value8);
BOOL isNum = TRUE;
int dotCount = 0;
for (int i = +(value8[0] == '-' /* is negative */); i < len; i++) {
isNum = isNum && (isdigit(value8[i]) || value8[i] == '.' || value8[i] == ',');
dotCount += value8[i] == '.' || value8[i] == ',';
}

if (isNum && dotCount == 0 && len < 10) // 2147483647
sqlite3_bind_int(stmt, i, atoi(value8));
else if (isNum && dotCount == 0 && len >= 10)
sqlite3_bind_int64(stmt, i, atoll(value8));
else if (isNum && dotCount == 1) {
double d;
char *endptr;
errno = 0;
d = strtold(value8, &endptr);
sqlite3_bind_double(stmt, i, d);
} else {
sqlite3_bind_text(stmt, i, value8, len, SQLITE_TRANSIENT);
}
}

void bindFilterValues(HWND hHeader, sqlite3_stmt* stmt) {
int colCount = Header_GetItemCount(hHeader);
int bindNo = 1;
Expand All @@ -1552,29 +1717,7 @@ void bindFilterValues(HWND hHeader, sqlite3_stmt* stmt) {
TCHAR value16[size + 1];
GetWindowText(hEdit, value16, size + 1);
char* value8 = utf16to8(value16[0] == TEXT('=') || value16[0] == TEXT('/') || value16[0] == TEXT('!') || value16[0] == TEXT('<') || value16[0] == TEXT('>') ? value16 + 1 : value16);

int len = strlen(value8);
BOOL isNum = TRUE;
int dotCount = 0;
for (int i = +(value8[0] == '-' /* is negative */); i < len; i++) {
isNum = isNum && (isdigit(value8[i]) || value8[i] == '.' || value8[i] == ',');
dotCount += value8[i] == '.' || value8[i] == ',';
}

if (isNum && dotCount == 0 && len < 10) // 2147483647
sqlite3_bind_int(stmt, bindNo, atoi(value8));
else if (isNum && dotCount == 0 && len >= 10)
sqlite3_bind_int64(stmt, bindNo, atoll(value8));
else if (isNum && dotCount == 1) {
double d;
char *endptr;
errno = 0;
d = strtold(value8, &endptr);
sqlite3_bind_double(stmt, bindNo, d);
} else {
sqlite3_bind_text(stmt, bindNo, value8, len, SQLITE_TRANSIENT);
}

bindValue(stmt, bindNo, value8);
free(value8);
bindNo++;
}
Expand Down

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