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86 lines
2.7 KiB
86 lines
2.7 KiB
#include "tooltips.h" |
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#include <iostream> |
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Tooltip::Tooltip(Gtk::TextView& text_view, const std::string& label_text, |
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Glib::RefPtr<Gtk::TextBuffer::Mark> start_mark, Glib::RefPtr<Gtk::TextBuffer::Mark> end_mark, Gdk::Rectangle &tooltips_rectangle): |
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text_view(text_view), Gtk::Dialog("", (Gtk::Window&)*text_view.get_toplevel()), label(label_text), |
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start_mark(start_mark), end_mark(end_mark), tooltips_rectangle(tooltips_rectangle) { |
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get_content_area()->add(label); |
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property_decorated()=false; |
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set_accept_focus(false); |
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} |
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void Tooltip::update() { |
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auto iter=start_mark->get_iter(); |
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auto end_iter=end_mark->get_iter(); |
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if(iter.get_offset()<end_iter.get_offset()) { |
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text_view.get_iter_location(iter, text_rectangle); |
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iter++; |
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while(iter!=end_iter) { |
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Gdk::Rectangle rectangle; |
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text_view.get_iter_location(iter, rectangle); |
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text_rectangle.join(rectangle); |
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iter++; |
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} |
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} |
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int location_window_x, location_window_y; |
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text_view.buffer_to_window_coords(Gtk::TextWindowType::TEXT_WINDOW_TEXT, text_rectangle.get_x(), text_rectangle.get_y(), location_window_x, location_window_y); |
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text_rectangle.set_x(location_window_x); |
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text_rectangle.set_y(location_window_y); |
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} |
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void Tooltip::adjust() { |
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int tooltip_width, tooltip_height; |
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get_size(tooltip_width, tooltip_height); |
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int root_x, root_y; |
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text_view.get_window(Gtk::TextWindowType::TEXT_WINDOW_TEXT)->get_root_coords(text_rectangle.get_x(), text_rectangle.get_y(), root_x, root_y); |
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Gdk::Rectangle rectangle; |
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rectangle.set_x(root_x); |
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rectangle.set_y(root_y-tooltip_height); |
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rectangle.set_width(tooltip_width); |
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rectangle.set_height(tooltip_height); |
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if(tooltips_rectangle.get_width()!=0) { |
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if(rectangle.intersects(tooltips_rectangle)) |
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rectangle.set_y(tooltips_rectangle.get_y()-tooltip_height); |
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tooltips_rectangle.join(rectangle); |
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} |
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else |
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tooltips_rectangle=rectangle; |
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if(rectangle.get_y()<0) |
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rectangle.set_y(0); |
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move(rectangle.get_x(), rectangle.get_y()); |
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} |
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void Tooltips::add(const std::string& text, Glib::RefPtr<Gtk::TextBuffer::Mark> start_mark, Glib::RefPtr<Gtk::TextBuffer::Mark> end_mark) { |
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tooltips.emplace_back(new Tooltip(text_view, text, start_mark, end_mark, tooltips_rectangle)); |
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} |
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void Tooltips::show(const Gdk::Rectangle& rectangle) { |
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tooltips_rectangle=Gdk::Rectangle(); |
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for(auto& tooltip: tooltips) { |
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tooltip->update(); |
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if(rectangle.intersects(tooltip->text_rectangle)) { |
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tooltip->show_all(); |
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tooltip->adjust(); |
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} |
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else |
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tooltip->hide(); |
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} |
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} |
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void Tooltips::show() { |
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tooltips_rectangle=Gdk::Rectangle(); |
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for(auto& tooltip: tooltips) { |
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tooltip->update(); |
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tooltip->show_all(); |
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tooltip->adjust(); |
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} |
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} |
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void Tooltips::hide() { |
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for(auto& tooltip: tooltips) { |
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tooltip->hide(); |
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} |
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}
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