void
gimp_text_tool_editor_button_press (GimpTextTool *text_tool,
gdouble x,
gdouble y,
GimpButtonPressType press_type)
{
GtkTextBuffer *buffer = GTK_TEXT_BUFFER (text_tool->buffer);
GtkTextIter cursor;
GtkTextIter selection;
gimp_text_tool_xy_to_iter (text_tool, x, y, &cursor);
selection = cursor;
text_tool->select_start_iter = cursor;
text_tool->select_words = FALSE;
text_tool->select_lines = FALSE;
switch (press_type)
{
case GIMP_BUTTON_PRESS_NORMAL:
gtk_text_buffer_place_cursor (buffer, &cursor);
break;
case GIMP_BUTTON_PRESS_DOUBLE:
text_tool->select_words = TRUE;
if (! gtk_text_iter_starts_word (&cursor))
gtk_text_iter_backward_visible_word_starts (&cursor, 1);
if (! gtk_text_iter_ends_word (&selection) &&
! gtk_text_iter_forward_visible_word_ends (&selection, 1))
gtk_text_iter_forward_to_line_end (&selection);
gtk_text_buffer_select_range (buffer, &cursor, &selection);
break;
case GIMP_BUTTON_PRESS_TRIPLE:
text_tool->select_lines = TRUE;
gtk_text_iter_set_line_offset (&cursor, 0);
gtk_text_iter_forward_to_line_end (&selection);
gtk_text_buffer_select_range (buffer, &cursor, &selection);
break;
}
}
static void
gimp_text_tool_delete_from_cursor (GimpTextTool *text_tool,
GtkDeleteType type,
gint count)
{
GtkTextBuffer *buffer = GTK_TEXT_BUFFER (text_tool->buffer);
GtkTextIter cursor;
GtkTextIter end;
GIMP_LOG (TEXT_EDITING, "%s count = %d",
g_enum_get_value (g_type_class_ref (GTK_TYPE_DELETE_TYPE),
type)->value_name,
count);
gimp_text_tool_reset_im_context (text_tool);
gtk_text_buffer_get_iter_at_mark (buffer, &cursor,
gtk_text_buffer_get_insert (buffer));
end = cursor;
switch (type)
{
case GTK_DELETE_CHARS:
if (gtk_text_buffer_get_has_selection (buffer))
{
gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
return;
}
else
{
gtk_text_iter_forward_cursor_positions (&end, count);
}
break;
case GTK_DELETE_WORD_ENDS:
if (count < 0)
{
if (! gtk_text_iter_starts_word (&cursor))
gtk_text_iter_backward_visible_word_starts (&cursor, 1);
}
else if (count > 0)
{
if (! gtk_text_iter_ends_word (&end) &&
! gtk_text_iter_forward_visible_word_ends (&end, 1))
gtk_text_iter_forward_to_line_end (&end);
}
break;
case GTK_DELETE_WORDS:
if (! gtk_text_iter_starts_word (&cursor))
gtk_text_iter_backward_visible_word_starts (&cursor, 1);
if (! gtk_text_iter_ends_word (&end) &&
! gtk_text_iter_forward_visible_word_ends (&end, 1))
gtk_text_iter_forward_to_line_end (&end);
break;
case GTK_DELETE_DISPLAY_LINES:
break;
case GTK_DELETE_DISPLAY_LINE_ENDS:
break;
case GTK_DELETE_PARAGRAPH_ENDS:
if (count < 0)
{
gtk_text_iter_set_line_offset (&cursor, 0);
}
else if (count > 0)
{
if (! gtk_text_iter_ends_line (&end))
gtk_text_iter_forward_to_line_end (&end);
else
gtk_text_iter_forward_cursor_positions (&end, 1);
}
break;
case GTK_DELETE_PARAGRAPHS:
break;
case GTK_DELETE_WHITESPACE:
find_whitepace_region (&cursor, &cursor, &end);
break;
}
if (! gtk_text_iter_equal (&cursor, &end))
{
gtk_text_buffer_delete_interactive (buffer, &cursor, &end, TRUE);
}
}
static void
gimp_text_tool_move_cursor (GimpTextTool *text_tool,
GtkMovementStep step,
gint count,
gboolean extend_selection)
{
GtkTextBuffer *buffer = GTK_TEXT_BUFFER (text_tool->buffer);
GtkTextIter cursor;
GtkTextIter selection;
GtkTextIter *sel_start;
gboolean cancel_selection = FALSE;
gint x_pos = -1;
GIMP_LOG (TEXT_EDITING, "%s count = %d, select = %s",
g_enum_get_value (g_type_class_ref (GTK_TYPE_MOVEMENT_STEP),
step)->value_name,
count,
extend_selection ? "TRUE" : "FALSE");
gtk_text_buffer_get_iter_at_mark (buffer, &cursor,
gtk_text_buffer_get_insert (buffer));
gtk_text_buffer_get_iter_at_mark (buffer, &selection,
gtk_text_buffer_get_selection_bound (buffer));
if (extend_selection)
{
sel_start = &selection;
}
else
{
/* when there is a selection, moving the cursor without
* extending it should move the cursor to the end of the
* selection that is in moving direction
*/
if (count > 0)
gtk_text_iter_order (&selection, &cursor);
else
gtk_text_iter_order (&cursor, &selection);
sel_start = &cursor;
/* if we actually have a selection, just move *to* the beginning/end
* of the selection and not *from* there on LOGICAL_POSITIONS
* and VISUAL_POSITIONS movement
*/
if (! gtk_text_iter_equal (&cursor, &selection))
cancel_selection = TRUE;
}
switch (step)
{
case GTK_MOVEMENT_LOGICAL_POSITIONS:
if (! cancel_selection)
gtk_text_iter_forward_visible_cursor_positions (&cursor, count);
break;
case GTK_MOVEMENT_VISUAL_POSITIONS:
if (! cancel_selection)
{
PangoLayout *layout;
const gchar *text;
if (! gimp_text_tool_ensure_layout (text_tool))
break;
layout = gimp_text_layout_get_pango_layout (text_tool->layout);
text = pango_layout_get_text (layout);
while (count != 0)
{
const gunichar word_joiner = 8288; /*g_utf8_get_char(WORD_JOINER);*/
gint index;
gint trailing = 0;
gint new_index;
index = gimp_text_buffer_get_iter_index (text_tool->buffer,
&cursor, TRUE);
if (count > 0)
{
if (g_utf8_get_char (text + index) == word_joiner)
pango_layout_move_cursor_visually (layout, TRUE,
index, 0, 1,
&new_index, &trailing);
else
new_index = index;
pango_layout_move_cursor_visually (layout, TRUE,
new_index, trailing, 1,
&new_index, &trailing);
count--;
}
else
{
pango_layout_move_cursor_visually (layout, TRUE,
index, 0, -1,
&new_index, &trailing);
if (new_index != -1 && new_index != G_MAXINT &&
g_utf8_get_char (text + new_index) == word_joiner)
{
pango_layout_move_cursor_visually (layout, TRUE,
new_index, trailing, -1,
&new_index, &trailing);
}
count++;
}
if (new_index != G_MAXINT && new_index != -1)
index = new_index;
else
break;
gimp_text_buffer_get_iter_at_index (text_tool->buffer,
&cursor, index, TRUE);
gtk_text_iter_forward_chars (&cursor, trailing);
}
}
break;
case GTK_MOVEMENT_WORDS:
if (count < 0)
{
gtk_text_iter_backward_visible_word_starts (&cursor, -count);
}
else if (count > 0)
{
if (! gtk_text_iter_forward_visible_word_ends (&cursor, count))
gtk_text_iter_forward_to_line_end (&cursor);
}
break;
case GTK_MOVEMENT_DISPLAY_LINES:
{
GtkTextIter start;
GtkTextIter end;
gint cursor_index;
PangoLayout *layout;
PangoLayoutLine *layout_line;
PangoLayoutIter *layout_iter;
PangoRectangle logical;
gint line;
gint trailing;
gint i;
gtk_text_buffer_get_bounds (buffer, &start, &end);
cursor_index = gimp_text_buffer_get_iter_index (text_tool->buffer,
&cursor, TRUE);
if (! gimp_text_tool_ensure_layout (text_tool))
break;
layout = gimp_text_layout_get_pango_layout (text_tool->layout);
pango_layout_index_to_line_x (layout, cursor_index, FALSE,
&line, &x_pos);
layout_iter = pango_layout_get_iter (layout);
for (i = 0; i < line; i++)
pango_layout_iter_next_line (layout_iter);
pango_layout_iter_get_line_extents (layout_iter, NULL, &logical);
x_pos += logical.x;
pango_layout_iter_free (layout_iter);
/* try to go to the remembered x_pos if it exists *and* we are at
* the beginning or at the end of the current line
*/
if (text_tool->x_pos != -1 && (x_pos <= logical.x ||
x_pos >= logical.x + logical.width))
x_pos = text_tool->x_pos;
line += count;
if (line < 0)
{
cursor = start;
break;
}
else if (line >= pango_layout_get_line_count (layout))
{
cursor = end;
break;
}
layout_iter = pango_layout_get_iter (layout);
for (i = 0; i < line; i++)
pango_layout_iter_next_line (layout_iter);
layout_line = pango_layout_iter_get_line_readonly (layout_iter);
pango_layout_iter_get_line_extents (layout_iter, NULL, &logical);
pango_layout_iter_free (layout_iter);
pango_layout_line_x_to_index (layout_line, x_pos - logical.x,
&cursor_index, &trailing);
gimp_text_buffer_get_iter_at_index (text_tool->buffer, &cursor,
cursor_index, TRUE);
while (trailing--)
gtk_text_iter_forward_char (&cursor);
}
break;
case GTK_MOVEMENT_PAGES: /* well... */
case GTK_MOVEMENT_BUFFER_ENDS:
if (count < 0)
{
gtk_text_buffer_get_start_iter (buffer, &cursor);
}
else if (count > 0)
{
gtk_text_buffer_get_end_iter (buffer, &cursor);
}
break;
case GTK_MOVEMENT_PARAGRAPH_ENDS:
if (count < 0)
{
gtk_text_iter_set_line_offset (&cursor, 0);
}
else if (count > 0)
{
if (! gtk_text_iter_ends_line (&cursor))
gtk_text_iter_forward_to_line_end (&cursor);
}
break;
case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
if (count < 0)
{
gtk_text_iter_set_line_offset (&cursor, 0);
}
else if (count > 0)
{
if (! gtk_text_iter_ends_line (&cursor))
gtk_text_iter_forward_to_line_end (&cursor);
}
break;
default:
return;
}
text_tool->x_pos = x_pos;
gimp_draw_tool_pause (GIMP_DRAW_TOOL (text_tool));
gimp_text_tool_reset_im_context (text_tool);
gtk_text_buffer_select_range (buffer, &cursor, sel_start);
gimp_draw_tool_resume (GIMP_DRAW_TOOL (text_tool));
}
void
gimp_text_tool_editor_motion (GimpTextTool *text_tool,
gdouble x,
gdouble y)
{
GtkTextBuffer *buffer = GTK_TEXT_BUFFER (text_tool->buffer);
GtkTextIter old_cursor;
GtkTextIter old_selection;
GtkTextIter cursor;
GtkTextIter selection;
gtk_text_buffer_get_iter_at_mark (buffer, &old_cursor,
gtk_text_buffer_get_insert (buffer));
gtk_text_buffer_get_iter_at_mark (buffer, &old_selection,
gtk_text_buffer_get_selection_bound (buffer));
gimp_text_tool_xy_to_iter (text_tool, x, y, &cursor);
selection = text_tool->select_start_iter;
if (text_tool->select_words ||
text_tool->select_lines)
{
GtkTextIter start;
GtkTextIter end;
if (gtk_text_iter_compare (&cursor, &selection) < 0)
{
start = cursor;
end = selection;
}
else
{
start = selection;
end = cursor;
}
if (text_tool->select_words)
{
if (! gtk_text_iter_starts_word (&start))
gtk_text_iter_backward_visible_word_starts (&start, 1);
if (! gtk_text_iter_ends_word (&end) &&
! gtk_text_iter_forward_visible_word_ends (&end, 1))
gtk_text_iter_forward_to_line_end (&end);
}
else if (text_tool->select_lines)
{
gtk_text_iter_set_line_offset (&start, 0);
gtk_text_iter_forward_to_line_end (&end);
}
if (gtk_text_iter_compare (&cursor, &selection) < 0)
{
cursor = start;
selection = end;
}
else
{
selection = start;
cursor = end;
}
}
if (! gtk_text_iter_equal (&cursor, &old_cursor) ||
! gtk_text_iter_equal (&selection, &old_selection))
{
gimp_draw_tool_pause (GIMP_DRAW_TOOL (text_tool));
gtk_text_buffer_select_range (buffer, &cursor, &selection);
gimp_draw_tool_resume (GIMP_DRAW_TOOL (text_tool));
}
}
void
_ide_source_view_apply_movement (IdeSourceView *self,
IdeSourceViewMovement movement,
gboolean extend_selection,
gboolean exclusive,
guint count,
gunichar command,
gunichar modifier,
gunichar search_char,
gint *target_offset)
{
Movement mv = { 0 };
GtkTextBuffer *buffer;
GtkTextMark *insert;
gsize i;
g_return_if_fail (IDE_IS_SOURCE_VIEW (self));
#ifdef IDE_ENABLE_TRACE
{
GEnumValue *enum_value;
GEnumClass *enum_class;
enum_class = g_type_class_ref (IDE_TYPE_SOURCE_VIEW_MOVEMENT);
enum_value = g_enum_get_value (enum_class, movement);
IDE_TRACE_MSG ("movement(%s, extend_selection=%s, exclusive=%s, count=%u)",
enum_value->value_nick,
extend_selection ? "YES" : "NO",
exclusive ? "YES" : "NO",
count);
g_type_class_unref (enum_class);
}
#endif
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (self));
insert = gtk_text_buffer_get_insert (buffer);
mv.self = self;
mv.target_offset = target_offset;
mv.type = movement;
mv.extend_selection = extend_selection;
mv.exclusive = exclusive;
mv.count = count;
mv.ignore_select = FALSE;
mv.ignore_target_offset = FALSE;
mv.command = command;
mv.modifier = modifier;
ide_source_view_movements_get_selection (&mv);
switch (movement)
{
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_OFFSET:
gtk_text_iter_backward_chars (&mv.insert, MAX (1, mv.count));
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_OFFSET:
gtk_text_iter_forward_chars (&mv.insert, MAX (1, mv.count));
break;
case IDE_SOURCE_VIEW_MOVEMENT_NTH_CHAR:
ide_source_view_movements_nth_char (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_CHAR:
ide_source_view_movements_previous_char (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_CHAR:
ide_source_view_movements_next_char (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_FIRST_CHAR:
ide_source_view_movements_first_char (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_FIRST_NONSPACE_CHAR:
ide_source_view_movements_first_nonspace_char (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_MIDDLE_CHAR:
ide_source_view_movements_middle_char (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_LAST_CHAR:
ide_source_view_movements_last_char (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_FULL_WORD_START:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_previous_full_word_start (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_FULL_WORD_START:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_next_full_word_start (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_FULL_WORD_END:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_previous_full_word_end (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_FULL_WORD_END:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_next_full_word_end (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_SUB_WORD_START:
gtk_text_iter_backward_visible_word_starts (&mv.insert, MAX (1, mv.count));
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_SUB_WORD_START:
if (!gtk_text_iter_forward_visible_word_ends (&mv.insert, MAX (1, mv.count)))
gtk_text_iter_forward_to_line_end (&mv.insert);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_WORD_START:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_previous_word_start (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_WORD_START:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_next_word_start (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_WORD_END:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_previous_word_end (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_WORD_END:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_next_word_end (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_SENTENCE_START:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_sentence_start (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_SENTENCE_END:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_sentence_end (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PARAGRAPH_START:
for (i = MAX (1, mv.count); i > 0; i--)
{
mv.exclusive = exclusive && i == 1;
ide_source_view_movements_paragraph_start (&mv);
}
break;
case IDE_SOURCE_VIEW_MOVEMENT_PARAGRAPH_END:
for (i = MAX (1, mv.count); i > 0; i--)
{
mv.exclusive = exclusive && i == 1;
ide_source_view_movements_paragraph_end (&mv);
}
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_LINE:
mv.ignore_target_offset = TRUE;
mv.ignore_select = TRUE;
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_previous_line (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_LINE:
mv.ignore_target_offset = TRUE;
mv.ignore_select = TRUE;
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_next_line (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_FIRST_LINE:
ide_source_view_movements_first_line (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_NTH_LINE:
ide_source_view_movements_nth_line (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_LAST_LINE:
ide_source_view_movements_last_line (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_LINE_PERCENTAGE:
ide_source_view_movements_line_percentage (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_LINE_CHARS:
ide_source_view_movements_line_chars (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_LINE_END:
ide_source_view_movements_line_end (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_HALF_PAGE_UP:
case IDE_SOURCE_VIEW_MOVEMENT_HALF_PAGE_DOWN:
case IDE_SOURCE_VIEW_MOVEMENT_PAGE_UP:
case IDE_SOURCE_VIEW_MOVEMENT_PAGE_DOWN:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_move_page (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_SCREEN_DOWN:
case IDE_SOURCE_VIEW_MOVEMENT_SCREEN_UP:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_scroll (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_SCREEN_TOP:
ide_source_view_movements_screen_top (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_SCREEN_MIDDLE:
ide_source_view_movements_screen_middle (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_SCREEN_BOTTOM:
ide_source_view_movements_screen_bottom (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_MATCH_SPECIAL:
ide_source_view_movements_match_special (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_SCROLL_SCREEN_TOP:
case IDE_SOURCE_VIEW_MOVEMENT_SCROLL_SCREEN_CENTER:
case IDE_SOURCE_VIEW_MOVEMENT_SCROLL_SCREEN_BOTTOM:
ide_source_view_movements_scroll_center (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_UNMATCHED_BRACE:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_previous_unmatched (&mv, '{', '}');
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_UNMATCHED_BRACE:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_next_unmatched (&mv, '}', '{');
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_UNMATCHED_PAREN:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_previous_unmatched (&mv, '(', ')');
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_UNMATCHED_PAREN:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_next_unmatched (&mv, ')', '(');
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_MATCH_MODIFIER:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_next_match_modifier (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_MATCH_MODIFIER:
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movements_previous_match_modifier (&mv);
break;
case IDE_SOURCE_VIEW_MOVEMENT_PREVIOUS_MATCH_SEARCH_CHAR:
mv.modifier = search_char;
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movement_match_search_char (&mv, FALSE);
break;
case IDE_SOURCE_VIEW_MOVEMENT_NEXT_MATCH_SEARCH_CHAR:
mv.modifier = search_char;
for (i = MAX (1, mv.count); i > 0; i--)
ide_source_view_movement_match_search_char (&mv, TRUE);
break;
default:
g_return_if_reached ();
}
if (!mv.ignore_select)
ide_source_view_movements_select_range (&mv);
if (!mv.ignore_target_offset)
*target_offset = gtk_text_iter_get_line_offset (&mv.insert);
if (!mv.ignore_scroll_to_insert)
ide_source_view_scroll_mark_onscreen (self, insert, TRUE, 0.5, 0.5);
}
