Merging new panel in the trunk.

ede-panel/applets/start-menu/StartMenu.cpp

@@ -0,0 +1,168 @@
+#include "Applet.h"
+
+#include <FL/Fl.H>
+#include <FL/fl_draw.H>
+#include <edelib/MenuBase.h>
+#include <edelib/Debug.h>
+#include <edelib/Nls.h>
+
+#include "XdgMenuReader.h"
+#include "ede-icon.h"
+
+EDELIB_NS_USING(MenuBase)
+
+/* some of this code was ripped from Fl_Menu_Button.cxx */
+
+class StartMenu : public MenuBase {
+private:
+	MenuItem *mcontent;
+public:
+	StartMenu();
+	~StartMenu();
+
+	void popup(void);
+	void draw(void);
+	int  handle(int e);
+};
+
+StartMenu::StartMenu() : MenuBase(0, 0, 80, 25, "EDE"), mcontent(NULL) {
+	down_box(FL_NO_BOX);
+	labelfont(FL_HELVETICA_BOLD);
+	labelsize(14);
+	image(ede_icon_image);
+
+	tooltip(_("Click here to choose and start common programs"));
+
+	mcontent = xdg_menu_load();
+
+	if(mcontent) {
+		/* skip the first item, since it often contains only one submenu */
+		if(mcontent->submenu()) {
+			MenuItem *mc = mcontent + 1;
+			menu(mc);
+		} else {
+			menu(mcontent);
+		}
+	}
+}
+
+StartMenu::~StartMenu() {
+	xdg_menu_delete(mcontent);
+}
+
+static StartMenu *pressed_menu_button = 0;
+
+void StartMenu::draw(void) {
+	if(!box() || type()) 
+		return;
+
+	draw_box(pressed_menu_button == this ? fl_down(box()) : box(), color());
+
+	if(image()) {
+		int X, Y, lw, lh;
+
+		X = x() + 5;
+		Y = (y() + h() / 2) - (image()->h() / 2);
+		image()->draw(X, Y);
+
+		X += image()->w() + 10;
+
+		fl_font(labelfont(), labelsize());
+		fl_color(labelcolor());
+		fl_measure(label(), lw, lh, align());
+
+		fl_draw(label(), X, Y, lw, lh, align(), 0, 0);
+	} else {
+		draw_label();
+	}
+}
+
+void StartMenu::popup(void) {
+	const MenuItem *m;
+
+	pressed_menu_button = this;
+	redraw();
+
+	Fl_Widget *mb = this;
+	Fl::watch_widget_pointer(mb);
+	if(!box() || type())
+		m = menu()->popup(Fl::event_x(), Fl::event_y(), label(), mvalue(), this);
+	else
+		m = menu()->pulldown(x(), y(), w(), h(), 0, this);
+
+	picked(m);
+	pressed_menu_button = 0;
+	Fl::release_widget_pointer(mb);
+}
+
+int StartMenu::handle(int e) {
+	if(!menu() || !menu()->text)
+		return 0;
+
+	switch(e) {
+		case FL_ENTER:
+		case FL_LEAVE:
+			return (box() && !type()) ? 1 : 0;
+		case FL_PUSH:
+			if(!box()) {
+				if(Fl::event_button() != 3) 
+					return 0;
+			} else if(type()) {
+				if(!(type() & (1 << (Fl::event_button() - 1))))
+					return 0;
+			}
+
+			if(Fl::visible_focus()) 
+				Fl::focus(this);
+
+			popup();
+			return 1;
+
+		case FL_KEYBOARD:
+			if(!box()) return 0;
+
+			/* 
+			 * Win key will show the menu.
+			 *
+			 * In FLTK, Meta keys are equivalent to Alt keys. On other hand, eFLTK has them different, much
+			 * the same as on M$ Windows. Here, I'm explicitly using hex codes, since Fl_Meta_L and Fl_Meta_R
+			 * are unusable.
+			 */
+			if(Fl::event_key() == 0xffeb || Fl::event_key() == 0xffec) {
+				popup();
+				return 1;
+			}
+
+			return 0;
+
+		case FL_SHORTCUT:
+			if(Fl_Widget::test_shortcut()) { 
+				popup();
+				return 1;
+			}
+
+			return test_shortcut() != 0;
+
+		case FL_FOCUS:
+		case FL_UNFOCUS:
+			if(box() && Fl::visible_focus()) {
+				redraw();
+				return 1;
+			}
+
+		default:
+			return 0;
+	}
+
+	/* not reached */
+	return 0;
+}
+
+EDE_PANEL_APPLET_EXPORT (
+ StartMenu, 
+ EDE_PANEL_APPLET_OPTION_ALIGN_LEFT,
+ "Main menu",
+ "0.1",
+ "empty",
+ "Sanel Zukan"
+)