static void
gnc_header_auto_resize_column (GncHeader *header, gint col)
{
int width;
width = gnucash_sheet_col_max_width (header->sheet, 0, col);
gnc_header_resize_column (header, col, width);
}
static gint
gnc_header_event (GnomeCanvasItem *item, GdkEvent *event)
{
GncHeader *header = GNC_HEADER(item);
GnomeCanvas *canvas = item->canvas;
int x, y;
int col;
switch (event->type)
{
case GDK_MOTION_NOTIFY:
gnome_canvas_w2c (canvas, event->motion.x, event->motion.y,
&x, &y);
if (header->in_resize)
{
int change = x - header->resize_x;
int new_width;
if (!header->needs_ungrab)
{
gnome_canvas_item_grab (item,
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_RELEASE_MASK,
header->resize_cursor,
event->button.time);
header->needs_ungrab = TRUE;
}
new_width = header->resize_col_width + change;
if (new_width >= 0)
{
header->resize_x = x;
header->resize_col_width = new_width;
gnc_header_request_redraw (header);
}
break;
}
if (pointer_on_resize_line(header, x, y, &col) &&
gnucash_style_col_is_resizable (header->style, col))
gdk_window_set_cursor (GTK_WIDGET(canvas)->window,
header->resize_cursor);
else
gdk_window_set_cursor (GTK_WIDGET(canvas)->window,
header->normal_cursor);
break;
case GDK_BUTTON_PRESS:
{
int col;
if (event->button.button != 1)
break;
gnome_canvas_w2c (canvas, event->button.x, event->button.y,
&x, &y);
if (pointer_on_resize_line (header, x, y, &col))
col = find_resize_col (header, col);
else
col = -1;
if (col > -1)
{
CellDimensions *cd;
cd = gnucash_style_get_cell_dimensions
(header->style, 0, col);
header->in_resize = TRUE;
header->resize_col = col;
header->resize_col_width = cd->pixel_width;
header->resize_x = x;
}
break;
}
case GDK_BUTTON_RELEASE:
{
if (event->button.button != 1)
break;
gnome_canvas_w2c (canvas, event->button.x, event->button.y,
&x, &y);
if (header->in_resize)
{
if (header->needs_ungrab)
{
gnome_canvas_item_ungrab (item,
event->button.time);
header->needs_ungrab = FALSE;
gnc_header_resize_column
(header,
header->resize_col,
header->resize_col_width);
}
header->in_resize = FALSE;
header->resize_col = -1;
}
break;
}
case GDK_2BUTTON_PRESS:
{
gboolean on_line;
int ptr_col;
int resize_col;
if (event->button.button != 1)
break;
gnome_canvas_w2c (canvas, event->button.x, event->button.y,
&x, &y);
on_line = pointer_on_resize_line (header, x, y, &ptr_col);
/* If we're on a resize line and the column to the right is zero
width, resize that one. */
if (on_line)
resize_col = find_resize_col (header, ptr_col);
else
resize_col = ptr_col;
if (resize_col > -1)
{
header->in_resize = FALSE;
header->resize_col = -1;
if (header->needs_ungrab)
{
gnome_canvas_item_ungrab (item,
event->button.time);
header->needs_ungrab = FALSE;
}
gnc_header_auto_resize_column (header, resize_col);
}
}
break;
default:
break;
}
return TRUE;
}
static gint
gnc_header_event (GtkWidget *widget, GdkEvent *event)
{
GncHeader *header = GNC_HEADER(widget);
int x, y;
int col;
switch (event->type)
{
case GDK_MOTION_NOTIFY:
x = event->motion.x;
y = event->motion.y;
if (header->in_resize)
{
int change = x - header->resize_x;
int new_width = header->resize_col_width + change;
if (new_width >= 0)
{
header->resize_x = x;
header->resize_col_width = new_width;
gnc_header_request_redraw (header);
}
break;
}
if (pointer_on_resize_line(header, x, y, &col) &&
gnucash_style_col_is_resizable (header->style, col))
gdk_window_set_cursor (gtk_widget_get_window (widget),
header->resize_cursor);
else
gdk_window_set_cursor (gtk_widget_get_window (widget),
header->normal_cursor);
break;
case GDK_BUTTON_PRESS:
{
int col;
if (event->button.button != 1)
break;
x = event->button.x;
y = event->button.y;
if (pointer_on_resize_line (header, x, y, &col))
col = find_resize_col (header, col);
else
col = -1;
if (col > -1)
{
CellDimensions *cd;
cd = gnucash_style_get_cell_dimensions
(header->style, 0, col);
header->in_resize = TRUE;
header->resize_col = col;
header->resize_col_width = cd->pixel_width;
header->resize_x = x;
}
break;
}
case GDK_BUTTON_RELEASE:
{
if (event->button.button != 1)
break;
x = event->button.x;
y = event->button.y;
if (header->in_resize)
{
gnc_header_resize_column
(header,
header->resize_col,
header->resize_col_width);
header->in_resize = FALSE;
header->resize_col = -1;
gnc_header_request_redraw (header);
}
break;
}
case GDK_2BUTTON_PRESS:
{
gboolean on_line;
int ptr_col;
int resize_col;
if (event->button.button != 1)
break;
x = event->button.x;
y = event->button.y;
on_line = pointer_on_resize_line (header, x, y, &ptr_col);
/* If we're on a resize line and the column to the right is zero
width, resize that one. */
if (on_line)
resize_col = find_resize_col (header, ptr_col);
else
resize_col = ptr_col;
if (resize_col > -1)
{
header->in_resize = FALSE;
header->resize_col = -1;
gnc_header_auto_resize_column (header, resize_col);
}
}
break;
default:
break;
}
return FALSE;
}
