/**
* Handle mouse events of editor screen.
*
* @param w Widget object (the editor)
* @param msg mouse event message
* @param event mouse event data
*/
static void
edit_dialog_mouse_callback (Widget * w, mouse_msg_t msg, mouse_event_t * event)
{
gboolean unhandled = TRUE;
if (msg == MSG_MOUSE_DOWN && event->y == 0)
{
WDialog *h = DIALOG (w);
WMenuBar *b;
b = find_menubar (h);
if (!widget_get_state (WIDGET (b), WST_FOCUSED))
{
/* menubar */
GList *l;
GList *top = NULL;
int x;
/* Try find top fullscreen window */
for (l = h->widgets; l != NULL; l = g_list_next (l))
if (edit_widget_is_editor (CONST_WIDGET (l->data))
&& ((WEdit *) l->data)->fullscreen)
top = l;
/* Handle fullscreen/close buttons in the top line */
x = w->cols - 6;
if (top != NULL && event->x >= x)
{
WEdit *e = (WEdit *) top->data;
if (top != h->current)
{
/* Window is not active. Activate it */
widget_select (WIDGET (e));
}
/* Handle buttons */
if (event->x - x <= 2)
edit_toggle_fullscreen (e);
else
send_message (h, NULL, MSG_ACTION, CK_Close, NULL);
unhandled = FALSE;
}
if (unhandled)
menubar_activate (b, drop_menus, -1);
}
}
/* Continue handling of unhandled event in window or menu */
event->result.abort = unhandled;
}
static int
edit_dialog_event (Gpm_Event * event, void *data)
{
WDialog *h = DIALOG (data);
Widget *w;
Widget *wh = WIDGET (h);
int ret = MOU_UNHANDLED;
w = WIDGET (find_menubar (h));
if (event->y == wh->y + 1 && (event->type & GPM_DOWN) != 0 && !MENUBAR (w)->is_active)
{
/* menubar */
GList *l;
GList *top = NULL;
int x;
/* Try find top fullscreen window */
for (l = h->widgets; l != NULL; l = g_list_next (l))
if (edit_widget_is_editor (WIDGET (l->data)) && ((WEdit *) l->data)->fullscreen)
top = l;
/* Handle fullscreen/close buttons in the top line */
x = wh->x + wh->cols + 1 - 6;
if (top != NULL && event->x >= x)
{
WEdit *e;
e = (WEdit *) top->data;
x = event->x - x;
if (top != h->current)
{
/* Window is not active. Activate it */
dlg_set_top_widget (e);
}
/* Handle buttons */
if (x <= 2)
edit_toggle_fullscreen (e);
else
send_message (h, NULL, MSG_ACTION, CK_Close, NULL);
ret = MOU_NORMAL;
}
if (ret == MOU_UNHANDLED)
dlg_select_widget (w);
}
return ret;
}
static int
edit_dialog_event (Gpm_Event * event, void *data)
{
Dlg_head *h = (Dlg_head *) data;
Widget *w;
int ret = MOU_UNHANDLED;
w = (Widget *) find_menubar (h);
if (event->y == h->y + 1 && (event->type & GPM_DOWN) != 0 && !((WMenuBar *) w)->is_active)
{
/* menubar */
GList *l;
GList *top = NULL;
int x;
/* Try find top fullscreen window */
for (l = h->widgets; l != NULL; l = g_list_next (l))
if (edit_widget_is_editor ((Widget *) l->data) && ((WEdit *) l->data)->fullscreen)
top = l;
/* Handle fullscreen/close buttons in the top line */
x = h->x + h->cols + 1 - 6;
if (top != NULL && event->x >= x)
{
WEdit *e;
e = (WEdit *) top->data;
x = event->x - x;
if (top != h->current)
{
/* Window is not active. Activate it */
dlg_set_top_widget (e);
}
/* Handle buttons */
if (x <= 2)
edit_toggle_fullscreen (e);
else
edit_dialog_callback (h, NULL, DLG_ACTION, CK_Close, NULL);
ret = MOU_NORMAL;
}
if (ret == MOU_UNHANDLED)
dlg_select_widget (w);
}
return ret;
}
/**
* Handle mouse events of editor window
*
* @param w Widget object (the editor window)
* @param msg mouse event message
* @param event mouse event data
*/
static void
edit_mouse_callback (Widget * w, mouse_msg_t msg, mouse_event_t * event)
{
WEdit *edit = (WEdit *) w;
/* buttons' distance from right edge */
int dx = edit->fullscreen ? 0 : 2;
/* location of 'Close' and 'Toggle fullscreen' pictograms */
int close_x, toggle_fullscreen_x;
close_x = (w->cols - 1) - dx - 1;
toggle_fullscreen_x = close_x - 3;
if (edit->drag_state != MCEDIT_DRAG_NONE)
{
/* window is being resized/moved */
edit_mouse_handle_move_resize (w, msg, event);
return;
}
/* If it's the last line on the screen, we abort the event to make the
* system channel it to the overlapping buttonbar instead. We have to do
* this because a WEdit has the WOP_TOP_SELECT flag, which makes it above
* the buttonbar in Z-order. */
if (msg == MSG_MOUSE_DOWN && (event->y + w->y == LINES - 1))
{
event->result.abort = TRUE;
return;
}
switch (msg)
{
case MSG_MOUSE_DOWN:
widget_select (w);
edit_update_curs_row (edit);
edit_update_curs_col (edit);
if (!edit->fullscreen)
{
if (event->y == 0)
{
if (event->x >= close_x - 1 && event->x <= close_x + 1)
; /* do nothing (see MSG_MOUSE_CLICK) */
else if (event->x >= toggle_fullscreen_x - 1 && event->x <= toggle_fullscreen_x + 1)
; /* do nothing (see MSG_MOUSE_CLICK) */
else
{
/* start window move */
edit_execute_cmd (edit, CK_WindowMove, -1);
edit_update_screen (edit); /* Paint the buttonbar over our possibly overlapping frame. */
edit->drag_state_start = event->x;
}
break;
}
if (event->y == w->lines - 1 && event->x == w->cols - 1)
{
/* bottom-right corner -- start window resize */
edit_execute_cmd (edit, CK_WindowResize, -1);
break;
}
}
MC_FALLTHROUGH; /* to start/stop text selection */
case MSG_MOUSE_UP:
edit_update_cursor (edit, event);
edit_total_update (edit);
break;
case MSG_MOUSE_CLICK:
if (event->y == 0)
{
if (event->x >= close_x - 1 && event->x <= close_x + 1)
send_message (w->owner, NULL, MSG_ACTION, CK_Close, NULL);
else if (event->x >= toggle_fullscreen_x - 1 && event->x <= toggle_fullscreen_x + 1)
edit_toggle_fullscreen (edit);
else if (!edit->fullscreen && event->count == GPM_DOUBLE)
/* double click on top line (toggle fullscreen) */
edit_toggle_fullscreen (edit);
}
else if (event->count == GPM_DOUBLE)
{
/* double click */
edit_mark_current_word_cmd (edit);
edit_total_update (edit);
}
else if (event->count == GPM_TRIPLE)
{
/* triple click: works in GPM only, not in xterm */
edit_mark_current_line_cmd (edit);
edit_total_update (edit);
}
break;
case MSG_MOUSE_DRAG:
edit_update_cursor (edit, event);
edit_total_update (edit);
break;
case MSG_MOUSE_SCROLL_UP:
edit_move_up (edit, 2, TRUE);
edit_total_update (edit);
break;
case MSG_MOUSE_SCROLL_DOWN:
edit_move_down (edit, 2, TRUE);
edit_total_update (edit);
break;
default:
break;
}
}
static int
edit_event (Gpm_Event * event, void *data)
{
WEdit *edit = (WEdit *) data;
Widget *w = WIDGET (data);
Gpm_Event local;
if (!mouse_global_in_widget (event, w))
return MOU_UNHANDLED;
local = mouse_get_local (event, w);
/* Unknown event type */
if ((event->type & (GPM_DOWN | GPM_DRAG | GPM_UP)) == 0)
return MOU_NORMAL;
dlg_set_top_widget (w);
edit_update_curs_row (edit);
edit_update_curs_col (edit);
if (edit->fullscreen || (local.buttons & GPM_B_LEFT) == 0 || (local.type & GPM_UP) != 0)
edit->drag_state = MCEDIT_DRAG_NORMAL;
else if (local.y == 1 && edit->drag_state != MCEDIT_DRAG_RESIZE)
{
/* click on the top line (move) */
int dx = edit->fullscreen ? 0 : 2;
if (local.x == w->cols - dx - 1)
{
send_message (w->owner, NULL, MSG_ACTION, CK_Close, NULL);
return MOU_NORMAL;
}
if (local.x == w->cols - dx - 4)
{
edit_toggle_fullscreen (edit);
return MOU_NORMAL;
}
if ((local.type & (GPM_DOWN | GPM_DRAG)) != 0)
{
/* move if not fullscreen */
edit->drag_state_start = local.x;
edit->drag_state = MCEDIT_DRAG_MOVE;
edit->force |= REDRAW_COMPLETELY;
edit_update_screen (edit);
}
}
else if (!edit->fullscreen && local.y == w->lines && local.x == w->cols)
{
/* click on bottom-right corner (resize) */
if ((local.type & (GPM_DOWN | GPM_DRAG)) != 0)
{
edit->drag_state = MCEDIT_DRAG_RESIZE;
edit->force |= REDRAW_COMPLETELY;
edit_update_screen (edit);
}
}
if (edit->drag_state == MCEDIT_DRAG_NORMAL)
{
gboolean done = TRUE;
/* Double click */
if ((local.type & (GPM_DOUBLE | GPM_UP)) == (GPM_UP | GPM_DOUBLE))
{
edit_mark_current_word_cmd (edit);
goto update;
}
#if 0
/* Triple click */
if ((local.type & (GPM_TRIPLE | GPM_UP)) == (GPM_UP | GPM_TRIPLE))
{
edit_mark_current_line_cmd (edit);
goto update;
}
#endif
/* Wheel events */
if ((local.buttons & GPM_B_UP) != 0 && (local.type & GPM_DOWN) != 0)
{
edit_move_up (edit, 2, 1);
goto update;
}
if ((local.buttons & GPM_B_DOWN) != 0 && (local.type & GPM_DOWN) != 0)
{
edit_move_down (edit, 2, 1);
goto update;
}
/* continue handle current event */
goto cont;
/* handle DRAG mouse event, don't use standard way to continue
* event handling outside of widget */
do
{
int c;
c = tty_get_event (event, FALSE, TRUE);
if (c == EV_NONE || c != EV_MOUSE)
break;
local = mouse_get_local (event, w);
cont:
/* A lone up mustn't do anything */
if (edit->mark2 != -1 && (local.type & (GPM_UP | GPM_DRAG)) != 0)
return MOU_NORMAL;
if ((local.type & (GPM_DOWN | GPM_UP)) != 0)
edit_push_key_press (edit);
if (!edit->fullscreen)
local.x--;
if (!option_cursor_beyond_eol)
edit->prev_col = local.x - edit->start_col - option_line_state_width - 1;
else
{
long line_len;
line_len = edit_move_forward3 (edit, edit_buffer_get_current_bol (&edit->buffer), 0,
edit_buffer_get_current_eol (&edit->buffer));
if (local.x > line_len)
{
edit->over_col =
local.x - line_len - edit->start_col - option_line_state_width - 1;
edit->prev_col = line_len;
}
else
{
edit->over_col = 0;
edit->prev_col = local.x - option_line_state_width - edit->start_col - 1;
}
}
if (!edit->fullscreen)
local.y--;
if (local.y > (edit->curs_row + 1))
edit_move_down (edit, local.y - (edit->curs_row + 1), 0);
else if (local.y < (edit->curs_row + 1))
edit_move_up (edit, (edit->curs_row + 1) - local.y, 0);
else
edit_move_to_prev_col (edit, edit_buffer_get_current_bol (&edit->buffer));
if ((local.type & GPM_DOWN) != 0)
{
edit_mark_cmd (edit, TRUE); /* reset */
edit->highlight = 0;
}
done = (local.type & GPM_DRAG) == 0;
if (done)
edit_mark_cmd (edit, FALSE);
update:
edit_find_bracket (edit);
edit->force |= REDRAW_COMPLETELY;
edit_update_curs_row (edit);
edit_update_curs_col (edit);
edit_update_screen (edit);
}
while (!edit->fullscreen && !done);
}
else
while (edit->drag_state != MCEDIT_DRAG_NORMAL)
{
int c;
int y;
c = tty_get_event (event, FALSE, TRUE);
y = event->y - 1;
if (c == EV_NONE || c != EV_MOUSE)
{
/* redraw frame */
edit->drag_state = MCEDIT_DRAG_NORMAL;
edit->force |= REDRAW_COMPLETELY;
edit_update_screen (edit);
}
else if (y == w->y && (event->type & (GPM_DOUBLE | GPM_UP)) == (GPM_DOUBLE | GPM_UP))
{
/* double click on top line (toggle fullscreen) */
edit_toggle_fullscreen (edit);
edit->drag_state = MCEDIT_DRAG_NORMAL;
edit->force |= REDRAW_COMPLETELY;
edit_update_screen (edit);
}
else if ((event->type & (GPM_DRAG | GPM_DOWN)) == 0)
{
/* redraw frame */
edit->drag_state = MCEDIT_DRAG_NORMAL;
edit->force |= REDRAW_COMPLETELY;
edit_update_screen (edit);
}
else if (!edit->fullscreen)
{
Widget *h = WIDGET (w->owner);
if (edit->drag_state == MCEDIT_DRAG_MOVE)
{
int x = event->x - 1;
y = max (y, h->y + 1); /* status line */
y = min (y, h->y + h->lines - 2); /* buttonbar */
x = max (x, h->x);
x = min (x, h->x + h->cols - 1);
/* don't use widget_set_size() here to avoid double draw */
w->y = y;
w->x = x - edit->drag_state_start;
edit->force |= REDRAW_COMPLETELY;
}
else if (edit->drag_state == MCEDIT_DRAG_RESIZE)
{
event->y = min (event->y, h->y + h->lines - 1); /* buttonbar */
event->x = min (event->x, h->x + h->cols);
local = mouse_get_local (event, w);
/* don't use widget_set_size() here to avoid double draw */
w->lines = max (WINDOW_MIN_LINES, local.y);
w->cols = max (WINDOW_MIN_COLS, local.x);
edit->force |= REDRAW_COMPLETELY;
}
dlg_redraw (w->owner);
}
}
return MOU_NORMAL;
}
