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add a method to return textbox caret position

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This commit is contained in:
Jinhao
2015-08-05 00:33:16 +08:00
parent f4924ef2f8
commit aef37436b0
4 changed files with 34 additions and 5 deletions
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9
source/gui/widgets/skeletons/text_editor.cpp
View File

@@ -2359,7 +2359,7 @@ namespace nana{ namespace widgets
}
}
nana::upoint text_editor::mouse_caret(const point& scrpos) //From screen position
upoint text_editor::mouse_caret(const point& scrpos) //From screen position
{
points_.caret = behavior_->screen_to_caret(scrpos);
@@ -2370,11 +2370,16 @@ namespace nana{ namespace widgets
return points_.caret;
}
nana::upoint text_editor::caret() const
upoint text_editor::caret() const
{
return points_.caret;
}
point text_editor::caret_screen_pos() const
{
return behavior_->caret_to_screen(points_.caret);
}
bool text_editor::scroll(bool upwards, bool vert)
{
if(vert && attributes_.vscroll)

20
source/gui/widgets/textbox.cpp
View File

@@ -294,6 +294,26 @@ namespace drawerbase {
return (editor ? editor->getline(line_index, text) : false);
}
/// Gets the caret position
bool textbox::caret_pos(point& pos, bool text_coordinate) const
{
internal_scope_guard lock;
auto editor = get_drawer_trigger().editor();
auto scr_pos = editor->caret_screen_pos();
if (text_coordinate)
{
auto upos = editor->caret();
pos.x = static_cast<int>(upos.x);
pos.y = static_cast<int>(upos.y);
}
else
pos = scr_pos;
return editor->hit_text_area(scr_pos);
}
textbox& textbox::append(const nana::string& text, bool at_caret)
{
internal_scope_guard lock;