tGtkCLists now support the _set_text, _remove, and _unselect_row functions, and should emit select_row and unselect_row signals appropriately. - vaccinewars - be a doctor and try to vaccinate the world
(HTM) git clone git://src.adamsgaard.dk/vaccinewars
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---
(DIR) commit 2d21693f4afd7ef503bf0492dec989db47afd379
(DIR) parent ba00d9a6867fc000f722954e0685bd0611bb197c
(HTM) Author: Ben Webb <ben@salilab.org>
Date: Mon, 25 Feb 2002 19:54:53 +0000
GtkCLists now support the _set_text, _remove, and _unselect_row functions,
and should emit select_row and unselect_row signals appropriately.
Diffstat:
M src/gtkport/gtkport.c | 247 ++++++++++++++++++++++---------
M src/gtkport/gtkport.h | 10 +++++++---
2 files changed, 186 insertions(+), 71 deletions(-)
---
(DIR) diff --git a/src/gtkport/gtkport.c b/src/gtkport/gtkport.c
t@@ -175,6 +175,9 @@ static void gtk_marshal_VOID__GPOIN(GtkObject *object, GSList *actions,
static void gtk_marshal_VOID__GINT(GtkObject *object, GSList *actions,
GtkSignalFunc default_action,
va_list args);
+void gtk_marshal_VOID__GINT_GINT_EVENT(GtkObject *object, GSList *actions,
+ GtkSignalFunc default_action,
+ va_list args);
static void gtk_menu_bar_realize(GtkWidget *widget);
static void gtk_menu_item_realize(GtkWidget *widget);
static void gtk_menu_item_enable(GtkWidget *widget);
t@@ -600,6 +603,8 @@ static GtkSignalType GtkCListSignals[] = {
{"set_size", gtk_marshal_VOID__GPOIN, gtk_clist_set_size},
{"realize", gtk_marshal_VOID__VOID, gtk_clist_realize},
{"click-column", gtk_marshal_VOID__GINT, NULL},
+ {"select_row", gtk_marshal_VOID__GINT_GINT_EVENT, NULL},
+ {"unselect_row", gtk_marshal_VOID__GINT_GINT_EVENT, NULL},
{"show", gtk_marshal_VOID__VOID, gtk_clist_show},
{"hide", gtk_marshal_VOID__VOID, gtk_clist_hide},
{"", NULL, NULL}
t@@ -1887,12 +1892,14 @@ GtkWidget *gtk_clist_new(gint columns)
int i;
clist = GTK_CLIST(GtkNewObject(&GtkCListClass));
- clist->ncols = columns;
- clist->cols = g_new0(GtkCListColumn, columns);
+ clist->cols = columns;
+ clist->coldata = g_new0(GtkCListColumn, columns);
+ clist->rows = 0;
+ clist->rowdata = NULL;
for (i = 0; i < columns; i++) {
- clist->cols[i].width = 0;
- clist->cols[i].visible = TRUE;
- clist->cols[i].resizeable = TRUE;
+ clist->coldata[i].width = 0;
+ clist->coldata[i].visible = TRUE;
+ clist->coldata[i].resizeable = TRUE;
}
return GTK_WIDGET(clist);
t@@ -2587,7 +2594,7 @@ void gtk_clist_realize(GtkWidget *widget)
rcParent.right = rcParent.bottom = 800;
header = CreateWindowEx(0, WC_HEADER, NULL,
WS_CHILD | WS_BORDER | HDS_HORZ
- | (GTK_CLIST(widget)->cols[0].button_passive ?
+ | (GTK_CLIST(widget)->coldata[0].button_passive ?
0 : HDS_BUTTONS),
0, 0, 0, 0, Parent, NULL, hInst, NULL);
SetWindowLong(header, GWL_USERDATA, (LONG)widget);
t@@ -2605,20 +2612,20 @@ void gtk_clist_realize(GtkWidget *widget)
gtk_set_default_font(widget->hWnd);
gtk_clist_update_all_widths(clist);
- for (rows = clist->rows; rows; rows = g_slist_next(rows)) {
+ for (rows = clist->rowdata; rows; rows = g_slist_next(rows)) {
row = (GtkCListRow *)rows->data;
if (row)
SendMessage(widget->hWnd, LB_ADDSTRING, 0, (LPARAM)row->data);
}
- for (i = 0; i < clist->ncols; i++) {
+ for (i = 0; i < clist->cols; i++) {
hdi.mask = HDI_TEXT | HDI_FORMAT | HDI_WIDTH;
- hdi.pszText = clist->cols[i].title;
+ hdi.pszText = clist->coldata[i].title;
if (hdi.pszText) {
- if (i == clist->ncols - 1)
+ if (i == clist->cols - 1)
hdi.cxy = 9000;
else
- hdi.cxy = clist->cols[i].width;
+ hdi.cxy = clist->coldata[i].width;
hdi.cchTextMax = strlen(hdi.pszText);
hdi.fmt = HDF_LEFT | HDF_STRING;
SendMessage(header, HDM_INSERTITEM, i + 1, (LPARAM)&hdi);
t@@ -2659,21 +2666,21 @@ void gtk_clist_draw_row(GtkCList *clist, LPDRAWITEMSTRUCT lpdis)
SetBkMode(lpdis->hDC, TRANSPARENT);
FillRect(lpdis->hDC, &lpdis->rcItem, bkgrnd);
- if (lpdis->itemID >= 0 && lpdis->itemID < g_slist_length(clist->rows)) {
- row = (GtkCListRow *)g_slist_nth_data(clist->rows, lpdis->itemID);
+ if (lpdis->itemID >= 0 && lpdis->itemID < clist->rows) {
+ row = (GtkCListRow *)g_slist_nth_data(clist->rowdata, lpdis->itemID);
CurrentX = lpdis->rcItem.left;
rcCol.top = lpdis->rcItem.top;
rcCol.bottom = lpdis->rcItem.bottom;
if (row->text)
- for (i = 0; i < clist->ncols; i++) {
+ for (i = 0; i < clist->cols; i++) {
rcCol.left = CurrentX + LISTITEMHPACK;
- CurrentX += clist->cols[i].width;
+ CurrentX += clist->coldata[i].width;
rcCol.right = CurrentX - LISTITEMHPACK;
if (rcCol.left > lpdis->rcItem.right)
rcCol.left = lpdis->rcItem.right;
if (rcCol.right > lpdis->rcItem.right)
rcCol.right = lpdis->rcItem.right;
- if (i == clist->ncols - 1)
+ if (i == clist->cols - 1)
rcCol.right = lpdis->rcItem.right;
if (row->text[i]) {
DrawText(lpdis->hDC, row->text[i], -1, &rcCol,
t@@ -2692,9 +2699,9 @@ void gtk_clist_do_auto_resize(GtkCList *clist)
{
gint i;
- for (i = 0; i < clist->ncols; i++)
- if (clist->cols[i].auto_resize) {
- gtk_clist_set_column_width(clist, i, clist->cols[i].width);
+ for (i = 0; i < clist->cols; i++)
+ if (clist->coldata[i].auto_resize) {
+ gtk_clist_set_column_width(clist, i, clist->coldata[i].width);
}
}
t@@ -2708,14 +2715,14 @@ void gtk_clist_update_all_widths(GtkCList *clist)
header = clist->header;
if (header)
- for (i = 0; i < clist->ncols; i++) {
- if (GetTextSize(header, clist->cols[i].title, &size, defFont) &&
- clist->cols[i].width < size.cx + 2 * LISTHEADERPACK) {
- clist->cols[i].width = size.cx + 2 * LISTHEADERPACK;
+ for (i = 0; i < clist->cols; i++) {
+ if (GetTextSize(header, clist->coldata[i].title, &size, defFont) &&
+ clist->coldata[i].width < size.cx + 2 * LISTHEADERPACK) {
+ clist->coldata[i].width = size.cx + 2 * LISTHEADERPACK;
}
}
- for (list = clist->rows; list; list = g_slist_next(list)) {
+ for (list = clist->rowdata; list; list = g_slist_next(list)) {
row = (GtkCListRow *)list->data;
if (row && row->text)
gtk_clist_update_widths(clist, row->text);
t@@ -2731,11 +2738,11 @@ void gtk_clist_update_widths(GtkCList *clist, gchar *text[])
hWnd = GTK_WIDGET(clist)->hWnd;
if (!hWnd)
return;
- for (i = 0; i < clist->ncols; i++) {
- if (clist->cols[i].auto_resize
+ for (i = 0; i < clist->cols; i++) {
+ if (clist->coldata[i].auto_resize
&& GetTextSize(hWnd, text[i], &size, defFont)
- && size.cx + 2 * LISTITEMHPACK > clist->cols[i].width) {
- clist->cols[i].width = size.cx + 2 * LISTITEMHPACK;
+ && size.cx + 2 * LISTITEMHPACK > clist->coldata[i].width) {
+ clist->coldata[i].width = size.cx + 2 * LISTITEMHPACK;
}
}
}
t@@ -2748,17 +2755,18 @@ gint gtk_clist_insert(GtkCList *clist, gint row, gchar *text[])
gint i;
if (row < 0)
- row = g_slist_length(clist->rows);
+ row = clist->rows;
new_row = g_new0(GtkCListRow, 1);
- new_row->text = g_new0(gchar *, clist->ncols);
+ new_row->text = g_new0(gchar *, clist->cols);
- for (i = 0; i < clist->ncols; i++) {
+ for (i = 0; i < clist->cols; i++) {
new_row->text[i] = g_strdup(text[i]);
}
gtk_clist_update_widths(clist, new_row->text);
gtk_clist_do_auto_resize(clist);
- clist->rows = g_slist_insert(clist->rows, (gpointer)new_row, row);
+ clist->rowdata = g_slist_insert(clist->rowdata, (gpointer)new_row, row);
+ clist->rows = g_slist_length(clist->rowdata);
if (GTK_WIDGET_REALIZED(widget)) {
hWnd = widget->hWnd;
t@@ -2768,6 +2776,53 @@ gint gtk_clist_insert(GtkCList *clist, gint row, gchar *text[])
return row;
}
+gint gtk_clist_set_text(GtkCList *clist, gint row, gint col, gchar *text)
+{
+ GtkCListRow *list_row;
+
+ if (row < 0 || row >= clist->rows || col < 0 || col >= clist->cols)
+ return -1;
+
+ list_row = (GtkCListRow *)g_slist_nth_data(clist->rowdata, row);
+ g_free(list_row->text[col]);
+ list_row->text[col] = g_strdup(text);
+
+ if (GTK_WIDGET_REALIZED(GTK_WIDGET(clist))) {
+ HWND hWnd = GTK_WIDGET(clist)->hWnd;
+
+ InvalidateRect(hWnd, NULL, FALSE);
+ UpdateWindow(hWnd);
+ }
+ return row;
+}
+
+void gtk_clist_remove(GtkCList *clist, gint row)
+{
+ if (row >= 0 && row < clist->rows) {
+ GSList *dellink;
+ GtkCListRow *delrow;
+ int i;
+
+ gtk_clist_unselect_row(clist, row, 0);
+ dellink = g_slist_nth(clist->rowdata, row);
+ delrow = (GtkCListRow *)dellink->data;
+ for (i = 0; i < clist->cols; i++) {
+ g_free(delrow->text[i]);
+ }
+ g_free(delrow->text);
+ clist->rowdata = g_slist_remove_link(clist->rowdata, dellink);
+ g_free(dellink);
+
+ clist->rows = g_slist_length(clist->rowdata);
+
+ if (GTK_WIDGET_REALIZED(GTK_WIDGET(clist))) {
+ HWND hWnd = GTK_WIDGET(clist)->hWnd;
+
+ SendMessage(hWnd, LB_DELETESTRING, (WPARAM)row, 0);
+ }
+ }
+}
+
GtkWidget *gtk_clist_new_with_titles(gint columns, gchar *titles[])
{
GtkWidget *widget;
t@@ -2776,7 +2831,7 @@ GtkWidget *gtk_clist_new_with_titles(gint columns, gchar *titles[])
widget = gtk_clist_new(columns);
clist = GTK_CLIST(widget);
- for (i = 0; i < clist->ncols; i++) {
+ for (i = 0; i < clist->cols; i++) {
gtk_clist_set_column_title(clist, i, titles[i]);
}
return widget;
t@@ -2803,10 +2858,10 @@ void gtk_clist_set_column_title(GtkCList *clist, gint column,
{
HWND hWnd;
- if (column < 0 || column >= clist->ncols)
+ if (column < 0 || column >= clist->cols)
return;
- g_free(clist->cols[column].title);
- clist->cols[column].title = g_strdup(title);
+ g_free(clist->coldata[column].title);
+ clist->coldata[column].title = g_strdup(title);
if (GTK_WIDGET_REALIZED(GTK_WIDGET(clist))) {
hWnd = GTK_WIDGET(clist)->hWnd;
InvalidateRect(hWnd, NULL, FALSE);
t@@ -2816,30 +2871,30 @@ void gtk_clist_set_column_title(GtkCList *clist, gint column,
void gtk_clist_column_title_passive(GtkCList *clist, gint column)
{
- if (column >= 0 && column < clist->ncols)
- clist->cols[column].button_passive = TRUE;
+ if (column >= 0 && column < clist->cols)
+ clist->coldata[column].button_passive = TRUE;
}
void gtk_clist_column_titles_passive(GtkCList *clist)
{
gint i;
- for (i = 0; i < clist->ncols; i++) {
+ for (i = 0; i < clist->cols; i++) {
gtk_clist_column_title_passive(clist, i);
}
}
void gtk_clist_column_title_active(GtkCList *clist, gint column)
{
- if (column >= 0 && column < clist->ncols)
- clist->cols[column].button_passive = FALSE;
+ if (column >= 0 && column < clist->cols)
+ clist->coldata[column].button_passive = FALSE;
}
void gtk_clist_column_titles_active(GtkCList *clist)
{
gint i;
- for (i = 0; i < clist->ncols; i++) {
+ for (i = 0; i < clist->cols; i++) {
gtk_clist_column_title_active(clist, i);
}
}
t@@ -2855,15 +2910,15 @@ void gtk_clist_set_column_width_full(GtkCList *clist, gint column,
HWND hWnd, header;
HD_ITEM hdi;
- if (column < 0 || column >= clist->ncols)
+ if (column < 0 || column >= clist->cols)
return;
- clist->cols[column].width = width;
+ clist->coldata[column].width = width;
if (GTK_WIDGET_REALIZED(GTK_WIDGET(clist))) {
header = clist->header;
if (ResizeHeader && header) {
hdi.mask = HDI_WIDTH;
- if (column == clist->ncols - 1)
+ if (column == clist->cols - 1)
width = 9000;
hdi.cxy = width;
if (SendMessage(header, HDM_GETITEM, (WPARAM)column, (LPARAM)&hdi) &&
t@@ -2874,7 +2929,7 @@ void gtk_clist_set_column_width_full(GtkCList *clist, gint column,
}
}
hWnd = GTK_WIDGET(clist)->hWnd;
- if (hWnd /* && clist->cols[column].width!=width */ )
+ if (hWnd)
InvalidateRect(hWnd, NULL, FALSE);
}
}
t@@ -3334,7 +3389,6 @@ void gtk_table_set_size(GtkWidget *widget, GtkAllocation *allocation)
}
}
-
if (col_expand) {
col_extra =
(allocation->width - widget->requisition.width) / col_expand;
t@@ -3682,6 +3736,30 @@ void gtk_marshal_VOID__BOOL(GtkObject *object, GSList *actions,
(*default_action) (object, arg1);
}
+void gtk_marshal_VOID__GINT_GINT_EVENT(GtkObject *object, GSList *actions,
+ GtkSignalFunc default_action,
+ va_list args)
+{
+ gint arg1, arg2;
+ GdkEvent *arg3;
+ GtkSignal *signal;
+
+ arg1 = va_arg(args, gint);
+ arg2 = va_arg(args, gint);
+ arg3 = va_arg(args, GdkEvent *);
+
+ while (actions) {
+ signal = (GtkSignal *)actions->data;
+ if (signal->slot_object) {
+ (*signal->func) (signal->slot_object, arg1, arg2, arg3);
+ } else
+ (*signal->func) (object, arg1, arg2, arg3, signal->func_data);
+ actions = g_slist_next(actions);
+ }
+ if (default_action)
+ (*default_action) (object, arg1, arg2, arg3);
+}
+
static GtkSignalType *gtk_get_signal_type(GtkObject *object,
const gchar *name)
{
t@@ -4974,12 +5052,12 @@ void gtk_clist_sort(GtkCList *clist)
* back afterwards */
for (sel = clist->selection; sel; sel = g_list_next(sel)) {
rowind = GPOINTER_TO_INT(sel->data);
- sel->data = (gpointer)g_slist_nth(clist->rows, rowind);
+ sel->data = (gpointer)g_slist_nth(clist->rowdata, rowind);
}
- clist->rows = g_slist_sort(clist->rows, gtk_clist_sort_func);
+ clist->rowdata = g_slist_sort(clist->rowdata, gtk_clist_sort_func);
for (sel = clist->selection; sel; sel = g_list_next(sel)) {
rowpt = (GSList *)(sel->data);
- sel->data = GINT_TO_POINTER(g_slist_position(clist->rows, rowpt));
+ sel->data = GINT_TO_POINTER(g_slist_position(clist->rowdata, rowpt));
}
if (GTK_WIDGET_REALIZED(GTK_WIDGET(clist))) {
hWnd = GTK_WIDGET(clist)->hWnd;
t@@ -4991,7 +5069,7 @@ void gtk_clist_sort(GtkCList *clist)
rowind = -1;
SendMessage(hWnd, LB_SETCURSEL, (WPARAM)rowind, 0);
} else {
- for (rowind = 0; rowind < g_slist_length(clist->rows); rowind++) {
+ for (rowind = 0; rowind < clist->rows; rowind++) {
SendMessage(hWnd, LB_SETSEL, (WPARAM)FALSE, (LPARAM)rowind);
}
for (sel = clist->selection; sel; sel = g_list_next(sel)) {
t@@ -5020,15 +5098,16 @@ void gtk_clist_clear(GtkCList *clist)
gint i;
HWND hWnd;
- for (list = clist->rows; list; list = g_slist_next(list)) {
+ for (list = clist->rowdata; list; list = g_slist_next(list)) {
row = (GtkCListRow *)list->data;
- for (i = 0; i < clist->ncols; i++) {
+ for (i = 0; i < clist->cols; i++) {
g_free(row->text[i]);
}
g_free(row);
}
- g_slist_free(clist->rows);
- clist->rows = NULL;
+ g_slist_free(clist->rowdata);
+ clist->rowdata = NULL;
+ clist->rows = 0;
gtk_clist_update_all_widths(clist);
hWnd = GTK_WIDGET(clist)->hWnd;
t@@ -5183,8 +5262,8 @@ void gtk_clist_set_row_data(GtkCList *clist, gint row, gpointer data)
{
GtkCListRow *list_row;
- if (row >= 0 && row < g_slist_length(clist->rows)) {
- list_row = (GtkCListRow *)g_slist_nth_data(clist->rows, row);
+ if (row >= 0 && row < clist->rows) {
+ list_row = (GtkCListRow *)g_slist_nth_data(clist->rowdata, row);
if (list_row)
list_row->data = data;
}
t@@ -5194,8 +5273,8 @@ gpointer gtk_clist_get_row_data(GtkCList *clist, gint row)
{
GtkCListRow *list_row;
- if (row >= 0 && row < g_slist_length(clist->rows)) {
- list_row = (GtkCListRow *)g_slist_nth_data(clist->rows, row);
+ if (row >= 0 && row < clist->rows) {
+ list_row = (GtkCListRow *)g_slist_nth_data(clist->rowdata, row);
if (list_row)
return list_row->data;
}
t@@ -5237,6 +5316,21 @@ void gtk_clist_select_row(GtkCList *clist, gint row, gint column)
}
}
+void gtk_clist_unselect_row(GtkCList *clist, gint row, gint column)
+{
+ HWND hWnd;
+
+ hWnd = GTK_WIDGET(clist)->hWnd;
+ if (hWnd) {
+ if (clist->mode == GTK_SELECTION_SINGLE) {
+ SendMessage(hWnd, LB_SETCURSEL, (WPARAM)(-1), 0);
+ } else {
+ SendMessage(hWnd, LB_SETSEL, (WPARAM)FALSE, (LPARAM)row);
+ }
+ gtk_clist_update_selection(GTK_WIDGET(clist));
+ }
+}
+
GtkVisibility gtk_clist_row_is_visible(GtkCList *clist, gint row)
{
return GTK_VISIBILITY_FULL;
t@@ -5257,26 +5351,43 @@ void gtk_clist_set_compare_func(GtkCList *clist,
void gtk_clist_set_column_auto_resize(GtkCList *clist, gint column,
gboolean auto_resize)
{
- if (clist && column >= 0 && column < clist->ncols) {
- clist->cols[column].auto_resize = auto_resize;
+ if (clist && column >= 0 && column < clist->cols) {
+ clist->coldata[column].auto_resize = auto_resize;
}
}
void gtk_clist_update_selection(GtkWidget *widget)
{
GtkCList *clist = GTK_CLIST(widget);
+ GList *oldsel, *selpt;
gint i;
- g_list_free(clist->selection);
+ oldsel = clist->selection;
clist->selection = NULL;
- if (widget->hWnd == NULL)
- return;
- for (i = 0; i < g_slist_length(clist->rows); i++) {
- if (SendMessage(widget->hWnd, LB_GETSEL, (WPARAM)i, 0) > 0) {
- clist->selection =
- g_list_append(clist->selection, GINT_TO_POINTER(i));
+ if (widget->hWnd) {
+ for (i = 0; i < clist->rows; i++) {
+ if (SendMessage(widget->hWnd, LB_GETSEL, (WPARAM)i, 0) > 0) {
+ clist->selection = g_list_append(clist->selection, GINT_TO_POINTER(i));
+ }
+ }
+
+ for (selpt = oldsel; selpt; selpt = g_list_next(selpt)) {
+ gint row = GPOINTER_TO_INT(selpt->data);
+
+ if (!g_list_find(clist->selection, GINT_TO_POINTER(row))) {
+ gtk_signal_emit(GTK_OBJECT(widget), "unselect_row", row, 0, NULL);
+ }
+ }
+
+ for (selpt = clist->selection; selpt; selpt = g_list_next(selpt)) {
+ gint row = GPOINTER_TO_INT(selpt->data);
+
+ if (!g_list_find(oldsel, GINT_TO_POINTER(row))) {
+ gtk_signal_emit(GTK_OBJECT(widget), "select_row", row, 0, NULL);
+ }
}
}
+ g_list_free(oldsel);
}
void gtk_editable_create(GtkWidget *widget)
(DIR) diff --git a/src/gtkport/gtkport.h b/src/gtkport/gtkport.h
t@@ -392,11 +392,11 @@ struct _GtkCListRow {
struct _GtkCList {
GtkContainer container;
- gint ncols;
+ gint cols, rows;
HWND header;
gint16 header_size;
- GSList *rows;
- GtkCListColumn *cols;
+ GSList *rowdata;
+ GtkCListColumn *coldata;
GList *selection;
GtkSelectionMode mode;
GtkCListCompareFunc cmp_func;
t@@ -480,6 +480,7 @@ struct _GtkTable {
struct _GtkTableChild {
GtkWidget *widget;
guint16 left_attach, right_attach, top_attach, bottom_attach;
+ GtkAttachOptions xoptions, yoptions;
};
struct _GtkTableRowCol {
t@@ -586,9 +587,11 @@ GtkWidget *gtk_item_factory_get_widget(GtkItemFactory *ifactory,
GtkWidget *gtk_clist_new(gint columns);
GtkWidget *gtk_clist_new_with_titles(gint columns, gchar *titles[]);
gint gtk_clist_append(GtkCList *clist, gchar *text[]);
+void gtk_clist_remove(GtkCList *clist, gint row);
void gtk_clist_set_column_title(GtkCList *clist, gint column,
const gchar *title);
gint gtk_clist_insert(GtkCList *clist, gint row, gchar *text[]);
+gint gtk_clist_set_text(GtkCList *clist, gint row, gint col, gchar *text);
void gtk_clist_set_column_width(GtkCList *clist, gint column, gint width);
void gtk_clist_column_title_passive(GtkCList *clist, gint column);
void gtk_clist_column_titles_passive(GtkCList *clist);
t@@ -728,6 +731,7 @@ void gtk_clist_columns_autosize(GtkCList *clist);
void gtk_text_set_point(GtkText *text, guint index);
void gtk_widget_set_usize(GtkWidget *widget, gint width, gint height);
void gtk_clist_select_row(GtkCList *clist, gint row, gint column);
+void gtk_clist_unselect_row(GtkCList *clist, gint row, gint column);
GtkVisibility gtk_clist_row_is_visible(GtkCList *clist, gint row);
void gtk_clist_moveto(GtkCList *clist, gint row, gint column,
gfloat row_align, gfloat col_align);