+#include "uilib.h"
+
+#include <tuple>
+
+#include <gtk/gtk.h>
+
+#include "gtkutil/dialog.h"
+#include "gtkutil/filechooser.h"
+#include "gtkutil/messagebox.h"
+#include "gtkutil/window.h"
+
+namespace ui {
+
+ void init(int argc, char *argv[])
+ {
+ gtk_disable_setlocale();
+ gtk_init(&argc, &argv);
+ }
+
+ void main()
+ {
+ gtk_main();
+ }
+
+ void process()
+ {
+ while (gtk_events_pending()) {
+ gtk_main_iteration();
+ }
+ }
+
+ Widget root;
+
+#define IMPL(T, F) template<> _IMPL(T, F)
+#define _IMPL(T, F) struct verify<T *> { using self = T; static self test(self it) { return self(F(it)); } }
+
+ template<class T>
+ struct verify;
+
+ template<class T> _IMPL(T,);
+
+#define this (verify<self>::test(*static_cast<self>(this)))
+
+ IMPL(Editable, GTK_EDITABLE);
+
+ void IEditable::editable(bool value)
+ {
+ gtk_editable_set_editable(GTK_EDITABLE(this), value);
+ }
+
+ IMPL(Widget, GTK_WIDGET);
+
+ Widget::Widget() : Widget(nullptr)
+ {}
+
+ alert_response IWidget::alert(std::string text, std::string title, alert_type type, alert_icon icon)
+ {
+ auto ret = gtk_MessageBox(this, text.c_str(),
+ title.c_str(),
+ type == alert_type::OK ? eMB_OK :
+ type == alert_type::OKCANCEL ? eMB_OKCANCEL :
+ type == alert_type::YESNO ? eMB_YESNO :
+ type == alert_type::YESNOCANCEL ? eMB_YESNOCANCEL :
+ type == alert_type::NOYES ? eMB_NOYES :
+ eMB_OK,
+ icon == alert_icon::Default ? eMB_ICONDEFAULT :
+ icon == alert_icon::Error ? eMB_ICONERROR :
+ icon == alert_icon::Warning ? eMB_ICONWARNING :
+ icon == alert_icon::Question ? eMB_ICONQUESTION :
+ icon == alert_icon::Asterisk ? eMB_ICONASTERISK :
+ eMB_ICONDEFAULT
+ );
+ return
+ ret == eIDOK ? alert_response::OK :
+ ret == eIDCANCEL ? alert_response::CANCEL :
+ ret == eIDYES ? alert_response::YES :
+ ret == eIDNO ? alert_response::NO :
+ alert_response::OK;
+ }
+
+ const char *
+ IWidget::file_dialog(bool open, const char *title, const char *path, const char *pattern, bool want_load,
+ bool want_import, bool want_save)
+ {
+ return ::file_dialog(this, open, title, path, pattern, want_load, want_import, want_save);
+ }
+
+ void IWidget::show()
+ {
+ gtk_widget_show(this);
+ }
+
+ IMPL(Container, GTK_CONTAINER);
+
+ void IContainer::add(Widget widget)
+ {
+ gtk_container_add(this, widget);
+ }
+
+ void IContainer::remove(Widget widget)
+ {
+ gtk_container_remove(this, widget);
+ }
+
+ IMPL(Bin, GTK_BIN);
+
+ IMPL(Window, GTK_WINDOW);
+
+ Window::Window(window_type type) : Window(GTK_WINDOW(gtk_window_new(
+ type == window_type::TOP ? GTK_WINDOW_TOPLEVEL :
+ type == window_type::POPUP ? GTK_WINDOW_POPUP :
+ GTK_WINDOW_TOPLEVEL
+ )))
+ {}
+
+ Window IWindow::create_dialog_window(const char *title, void func(), void *data, int default_w, int default_h)
+ {
+ return Window(::create_dialog_window(this, title, func, data, default_w, default_h));
+ }
+
+ Window IWindow::create_modal_dialog_window(const char *title, ModalDialog &dialog, int default_w, int default_h)
+ {
+ return Window(::create_modal_dialog_window(this, title, dialog, default_w, default_h));
+ }
+
+ Window IWindow::create_floating_window(const char *title)
+ {
+ return Window(::create_floating_window(title, this));
+ }
+
+ std::uint64_t IWindow::on_key_press(bool (*f)(Widget widget, _GdkEventKey *event, void *extra), void *extra)
+ {
+ using f_t = decltype(f);
+ struct user_data {
+ f_t f;
+ void *extra;
+ } *pass = new user_data{f, extra};
+ auto dtor = [](user_data *data, GClosure *) {
+ delete data;
+ };
+ auto func = [](_GtkWidget *widget, GdkEventKey *event, user_data *args) -> bool {
+ return args->f(Widget(widget), event, args->extra);
+ };
+ auto clos = g_cclosure_new(G_CALLBACK(+func), pass, reinterpret_cast<GClosureNotify>(+dtor));
+ return g_signal_connect_closure(G_OBJECT(this), "key-press-event", clos, false);
+ }
+
+ void IWindow::add_accel_group(AccelGroup group)
+ {
+ gtk_window_add_accel_group(this, group);
+ }
+
+ IMPL(Alignment, GTK_ALIGNMENT);
+
+ Alignment::Alignment(float xalign, float yalign, float xscale, float yscale)
+ : Alignment(GTK_ALIGNMENT(gtk_alignment_new(xalign, yalign, xscale, yscale)))
+ {}
+
+ IMPL(Frame, GTK_FRAME);
+
+ Frame::Frame(const char *label) : Frame(GTK_FRAME(gtk_frame_new(label)))
+ {}
+
+ IMPL(Button, GTK_BUTTON);
+
+ Button::Button() : Button(GTK_BUTTON(gtk_button_new()))
+ {}
+
+ Button::Button(const char *label) : Button(GTK_BUTTON(gtk_button_new_with_label(label)))
+ {}
+
+ IMPL(ToggleButton, GTK_TOGGLE_BUTTON);
+
+ bool IToggleButton::active()
+ {
+ return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(this)) != 0;
+ }
+
+ IMPL(CheckButton, GTK_CHECK_BUTTON);
+
+ CheckButton::CheckButton(const char *label) : CheckButton(GTK_CHECK_BUTTON(gtk_check_button_new_with_label(label)))
+ {}
+
+ IMPL(MenuItem, GTK_MENU_ITEM);
+
+ MenuItem::MenuItem() : MenuItem(GTK_MENU_ITEM(gtk_menu_item_new()))
+ {}
+
+ MenuItem::MenuItem(const char *label, bool mnemonic) : MenuItem(
+ GTK_MENU_ITEM((mnemonic ? gtk_menu_item_new_with_mnemonic : gtk_menu_item_new_with_label)(label)))
+ {}
+
+ IMPL(TearoffMenuItem, GTK_TEAROFF_MENU_ITEM);
+
+ TearoffMenuItem::TearoffMenuItem() : TearoffMenuItem(GTK_TEAROFF_MENU_ITEM(gtk_tearoff_menu_item_new()))
+ {}
+
+ IMPL(ComboBoxText, GTK_COMBO_BOX_TEXT);
+
+ ComboBoxText::ComboBoxText() : ComboBoxText(GTK_COMBO_BOX_TEXT(gtk_combo_box_text_new()))
+ {}
+
+ IMPL(ScrolledWindow, GTK_SCROLLED_WINDOW);
+
+ ScrolledWindow::ScrolledWindow() : ScrolledWindow(GTK_SCROLLED_WINDOW(gtk_scrolled_window_new(nullptr, nullptr)))
+ {}
+
+ IMPL(VBox, GTK_VBOX);
+
+ VBox::VBox(bool homogenous, int spacing) : VBox(GTK_VBOX(gtk_vbox_new(homogenous, spacing)))
+ {}
+
+ IMPL(HBox, GTK_HBOX);
+
+ HBox::HBox(bool homogenous, int spacing) : HBox(GTK_HBOX(gtk_hbox_new(homogenous, spacing)))
+ {}
+
+ IMPL(HPaned, GTK_HPANED);
+
+ HPaned::HPaned() : HPaned(GTK_HPANED(gtk_hpaned_new()))
+ {}
+
+ IMPL(VPaned, GTK_VPANED);
+
+ VPaned::VPaned() : VPaned(GTK_VPANED(gtk_vpaned_new()))
+ {}
+
+ IMPL(Menu, GTK_MENU);
+
+ Menu::Menu() : Menu(GTK_MENU(gtk_menu_new()))
+ {}
+
+ IMPL(Table, GTK_TABLE);
+
+ Table::Table(std::size_t rows, std::size_t columns, bool homogenous) : Table(
+ GTK_TABLE(gtk_table_new(rows, columns, homogenous))
+ )
+ {}
+
+ IMPL(TextView, GTK_TEXT_VIEW);
+
+ TextView::TextView() : TextView(GTK_TEXT_VIEW(gtk_text_view_new()))
+ {}
+
+ TreeView::TreeView() : TreeView(GTK_TREE_VIEW(gtk_tree_view_new()))
+ {}
+
+ TreeView::TreeView(TreeModel model) : TreeView(GTK_TREE_VIEW(gtk_tree_view_new_with_model(model)))
+ {}
+
+ IMPL(Label, GTK_LABEL);
+
+ Label::Label(const char *label) : Label(GTK_LABEL(gtk_label_new(label)))
+ {}
+
+ IMPL(Image, GTK_IMAGE);
+
+ Image::Image() : Image(GTK_IMAGE(gtk_image_new()))
+ {}
+
+ IMPL(Entry, GTK_ENTRY);
+
+ Entry::Entry() : Entry(GTK_ENTRY(gtk_entry_new()))
+ {}
+
+ Entry::Entry(std::size_t max_length) : Entry()
+ {
+ gtk_entry_set_max_length(this, static_cast<gint>(max_length));
+ }
+
+ IMPL(SpinButton, GTK_SPIN_BUTTON);
+
+ SpinButton::SpinButton(Adjustment adjustment, double climb_rate, std::size_t digits) : SpinButton(
+ GTK_SPIN_BUTTON(gtk_spin_button_new(adjustment, climb_rate, digits)))
+ {}
+
+ IMPL(HScale, GTK_HSCALE);
+
+ HScale::HScale(Adjustment adjustment) : HScale(GTK_HSCALE(gtk_hscale_new(adjustment)))
+ {}
+
+ HScale::HScale(double min, double max, double step) : HScale(GTK_HSCALE(gtk_hscale_new_with_range(min, max, step)))
+ {}
+
+ IMPL(Adjustment, GTK_ADJUSTMENT);
+
+ Adjustment::Adjustment(double value,
+ double lower, double upper,
+ double step_increment, double page_increment,
+ double page_size)
+ : Adjustment(
+ GTK_ADJUSTMENT(gtk_adjustment_new(value, lower, upper, step_increment, page_increment, page_size)))
+ {}
+
+ IMPL(CellRendererText, GTK_CELL_RENDERER_TEXT);
+
+ CellRendererText::CellRendererText() : CellRendererText(GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new()))
+ {}
+
+ IMPL(TreeViewColumn, GTK_TREE_VIEW_COLUMN);
+
+ TreeViewColumn::TreeViewColumn(const char *title, CellRenderer renderer,
+ std::initializer_list<TreeViewColumnAttribute> attributes)
+ : TreeViewColumn(gtk_tree_view_column_new_with_attributes(title, renderer, nullptr))
+ {
+ for (auto &it : attributes) {
+ gtk_tree_view_column_add_attribute(this, renderer, it.attribute, it.column);
+ }
+ };
+
+ IMPL(AccelGroup, GTK_ACCEL_GROUP);
+
+ AccelGroup::AccelGroup() : AccelGroup(GTK_ACCEL_GROUP(gtk_accel_group_new()))
+ {}
+
+ IMPL(ListStore, GTK_LIST_STORE);
+
+ void IListStore::clear()
+ {
+ gtk_list_store_clear(this);
+ }
+
+ // IMPL(TreePath, GTK_TREE_PATH);
+
+ TreePath::TreePath() : TreePath(gtk_tree_path_new())
+ {}
+
+ TreePath::TreePath(const char *path) : TreePath(gtk_tree_path_new_from_string(path))
+ {}
+
+ // Custom
+
+ guint IGLArea::on_render(GCallback pFunction, void *data)
+ {
+#if GTK_TARGET == 3
+ return this.connect("render", pFunction, data);
+#endif
+#if GTK_TARGET == 2
+ return this.connect("expose_event", pFunction, data);
+#endif
+ };
+
+}