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84 lines
2.7 KiB
84 lines
2.7 KiB
#include "tooltips.h" |
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#include <thread> |
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Gdk::Rectangle Tooltips::drawn_tooltips_rectangle=Gdk::Rectangle(); |
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Tooltip::Tooltip(std::shared_ptr<Gtk::TextView> tooltip_widget, Gtk::TextView& text_view, |
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Glib::RefPtr<Gtk::TextBuffer::Mark> start_mark, Glib::RefPtr<Gtk::TextBuffer::Mark> end_mark): |
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tooltip_widget(tooltip_widget), text_view(text_view), Gtk::Window(Gtk::WindowType::WINDOW_POPUP), |
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start_mark(start_mark), end_mark(end_mark) { |
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add(*tooltip_widget); |
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property_decorated()=false; |
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set_accept_focus(false); |
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set_skip_taskbar_hint(true); |
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set_default_size(0, 0); |
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auto layout=Pango::Layout::create(tooltip_widget->get_pango_context()); |
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layout->set_text(tooltip_widget->get_buffer()->get_text()); |
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layout->get_pixel_size(tooltip_width, tooltip_height); |
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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, activation_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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activation_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, activation_rectangle.get_x(), activation_rectangle.get_y(), location_window_x, location_window_y); |
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activation_rectangle.set_x(location_window_x); |
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activation_rectangle.set_y(location_window_y); |
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} |
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void Tooltip::adjust() { |
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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(activation_rectangle.get_x(), activation_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::drawn_tooltips_rectangle.get_width()!=0) { |
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if(rectangle.intersects(Tooltips::drawn_tooltips_rectangle)) |
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rectangle.set_y(Tooltips::drawn_tooltips_rectangle.get_y()-tooltip_height); |
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Tooltips::drawn_tooltips_rectangle.join(rectangle); |
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} |
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else |
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Tooltips::drawn_tooltips_rectangle=rectangle; |
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move(rectangle.get_x(), rectangle.get_y()); |
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} |
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void Tooltips::show(const Gdk::Rectangle& rectangle) { |
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for(auto& tooltip: *this) { |
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tooltip.update(); |
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if(rectangle.intersects(tooltip.activation_rectangle)) { |
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tooltip.adjust(); |
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tooltip.show_all(); |
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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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for(auto& tooltip: *this) { |
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tooltip.update(); |
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tooltip.adjust(); |
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tooltip.show_all(); |
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} |
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} |
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void Tooltips::hide() { |
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for(auto& tooltip: *this) { |
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tooltip.hide(); |
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} |
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}
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