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editor: Send cursor position to the input method 

Signed-off-by: Jan Arne Petersen <jpetersen@openismus.com>
This commit is contained in:
Jan Arne Petersen 2013-04-18 16:47:27 +02:00 committed by Kristian Høgsberg
parent dfd344609a
commit fe89e713ca
1 changed files with 38 additions and 0 deletions
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38
clients/editor.c
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@ -127,6 +127,8 @@ static void text_entry_delete_text(struct text_entry *entry,
static void text_entry_delete_selected_text(struct text_entry *entry);
static void text_entry_reset_preedit(struct text_entry *entry);
static void text_entry_commit_and_reset(struct text_entry *entry);
static void text_entry_get_cursor_rectangle(struct text_entry *entry, struct rectangle *rectangle);
static void text_entry_update(struct text_entry *entry);
static void
text_input_commit_string(void *data,
@ -165,6 +167,8 @@ text_input_preedit_string(void *data,
entry->preedit_info.cursor = 0;
entry->preedit_info.attr_list = NULL;
text_entry_update(entry);
widget_schedule_redraw(entry->widget);
}
@ -630,6 +634,8 @@ text_entry_update_layout(struct text_entry *entry)
static void
text_entry_update(struct text_entry *entry)
{
struct rectangle cursor_rectangle;
text_input_set_content_type(entry->text_input,
TEXT_INPUT_CONTENT_HINT_NONE,
entry->content_purpose);
@ -643,6 +649,10 @@ text_entry_update(struct text_entry *entry)
text_input_set_preferred_language(entry->text_input,
entry->preferred_language);
text_entry_get_cursor_rectangle(entry, &cursor_rectangle);
text_input_set_cursor_rectangle(entry->text_input, cursor_rectangle.x, cursor_rectangle.y,
cursor_rectangle.width, cursor_rectangle.height);
text_input_commit_state(entry->text_input);
}
@ -827,6 +837,34 @@ text_entry_delete_selected_text(struct text_entry *entry)
entry->anchor = entry->cursor;
}
static void
text_entry_get_cursor_rectangle(struct text_entry *entry, struct rectangle *rectangle)
{
struct rectangle allocation;
PangoRectangle extents;
PangoRectangle cursor_pos;
widget_get_allocation(entry->widget, &allocation);
if (entry->preedit.text && entry->preedit.cursor < 0) {
rectangle->x = 0;
rectangle->y = 0;
rectangle->width = 0;
rectangle->height = 0;
return;
}
pango_layout_get_extents(entry->layout, &extents, NULL);
pango_layout_get_cursor_pos(entry->layout,
entry->cursor + entry->preedit.cursor,
&cursor_pos, NULL);
rectangle->x = allocation.x + (allocation.height / 2) + PANGO_PIXELS(cursor_pos.x);
rectangle->y = allocation.y + 10 + PANGO_PIXELS(cursor_pos.y);
rectangle->width = PANGO_PIXELS(cursor_pos.width);
rectangle->height = PANGO_PIXELS(cursor_pos.height);
}
static void
text_entry_draw_cursor(struct text_entry *entry, cairo_t *cr)
{