DND stuff (unfinished).

eiconman/DesktopIcon.cpp

@@ -71,18 +71,21 @@ DesktopIcon::DesktopIcon(GlobalIconSettings* gs, IconSettings* is, int bg) :
 
 		//edelib::String ipath = edelib::IconTheme::get(nn, edelib::ICON_SIZE_MEDIUM);
 		edelib::String ipath = edelib::IconTheme::get(nn, edelib::ICON_SIZE_HUGE);
-		Fl_Image* img = Fl_Shared_Image::get(ipath.c_str());
-		if(img) {
-			int img_w = img->w();
-			int img_h = img->h();
+		if(!ipath.empty()) {
+			Fl_Image* img = Fl_Shared_Image::get(ipath.c_str());
+				if(img) {
+					int img_w = img->w();
+					int img_h = img->h();
 
-			// resize box if icon is larger
-			if(img_w > ICONSIZE || img_h > ICONSIZE)
-				size(img_w + OFFSET_W, img_h + OFFSET_H);
+					// resize box if icon is larger
+					if(img_w > ICONSIZE || img_h > ICONSIZE)
+						size(img_w + OFFSET_W, img_h + OFFSET_H);
 
-			image(img);
-		} else 
-			EDEBUG(ESTRLOC ": Unable to load %s\n", ipath.c_str());
+					image(img);
+				} else 
+					EDEBUG(ESTRLOC ": Unable to load %s\n", ipath.c_str());
+		} else
+			EDEBUG(ESTRLOC ": Got empty icon name ?!?\n");
 	}
 /*
 	EDEBUG(ESTRLOC ": Got label: %s\n", label());

eiconman/Wallpaper.cpp

@@ -103,7 +103,7 @@ Pixmap create_xpixmap(Fl_Image* img, XImage* xim, Pixmap pix) {
 	else if(fl_visual->depth > 8)
 		bitmap_pad = 16;
 	else {
-		EWARNING("Visual %i not supported\n", xim->bits_per_pixel);
+		EWARNING(ESTRLOC ": Visual %i not supported\n", xim->bits_per_pixel);
 
 		XDestroyImage(xim);
 		xim = 0;
@@ -429,3 +429,38 @@ void Wallpaper::draw(void) {
 	}
 #endif
 }
+
+#include <FL/Fl.h>
+
+int Wallpaper::handle(int event) {
+	switch(event) {
+		/* 
+		 * Route all DND events to parent (desktop), otherwise
+		 * desktop will not get them if Wallpaper is visible
+		 */
+		case FL_DND_ENTER:
+		case FL_DND_DRAG:
+		case FL_DND_LEAVE:
+		case FL_DND_RELEASE:
+			return parent()->handle(event);
+
+		case FL_PASTE:
+			/*
+			 * Since some stuff are in fltk unnedededly complicated, like
+			 * DND, this is needed to make it correctly work. After we got
+			 * FL_PASTE event (drag'n drop content released), that content
+			 * is routed to CLIPBOARD buffer of Desktop and in turn will trigger
+			 * FL_PASTE on Desktop.
+			 *
+			 * This is since fltk use XA_PRIMARY as default (or selection clipboard from X11)
+			 * not CLIPBOARD (as rest of normal world).
+			 *
+			 * Also, to make DND workable for Desktop, Wallpaper widget must be
+			 * always visible.
+			 */
+			Fl::paste(*parent(), 1);
+			return 1;
+	}
+
+	return Fl_Box::handle(event);
+}

eiconman/Wallpaper.h

@@ -37,6 +37,7 @@ class Wallpaper : public Fl_Box {
 		bool set(const char* path);
 		bool set_tiled(const char* path);
 		virtual void draw(void);
+		virtual int handle(int event);
 };
 
 #endif

eiconman/eiconman.cpp

@@ -121,6 +121,8 @@ Desktop::Desktop() : Fl_Window(0, 0, 100, 100, "") {
 	begin();
 		wallpaper = new Wallpaper(0, 0, w(), h());
 		wallpaper->set("/home/sanel/wallpapers/katebig.jpg");
+		//wallpaper->hide();
+		//wallpaper->set("/home/sanelz/walls/katebig.jpg");
 		//wallpaper->set("/home/sanelz/walls/nin/1024x768-04.jpg");
 		//wallpaper->set("/home/sanelz/walls/nin/1024x768-02.jpg");
 		notify = new NotifyBox(w(), h());
@@ -168,6 +170,8 @@ void Desktop::show(void) {
 		Fl_X::make_xid(this);
 		net_make_me_desktop(this);
 	}
+
+	//Fl::dnd_text_ops(1);
 }
 
 /*
@@ -307,6 +311,7 @@ void Desktop::load_icons(const char* path, edelib::Config& conf) {
 		} else {
 			// then try to figure out it's mime; if fails, ignore it
 			if(mt.set(full_path.c_str())) {
+				EDEBUG(ESTRLOC ": Loading icon as mime-type %s\n", mt.icon_name().c_str());
 				is.icon = mt.icon_name();
 				// icon label is name of file
 				is.name = name;
@@ -572,6 +577,34 @@ void Desktop::notify_desktop_changed(void) {
 	XFreeStringList(names);
 }
 
+void Desktop::drop_source(const char* src, int x, int y) {
+	if(!src)
+		return;
+	IconSettings is;
+	is.x = x;
+	is.y = y;
+
+	// absolute path is (for now) seen as non-url
+	if(src[0] == '/')
+		is.cmd_is_url = false;
+	else
+		is.cmd_is_url = true;
+
+	is.name = get_basename(src);
+	is.cmd = "(none)";
+	is.type = ICON_NORMAL;
+
+	edelib::MimeType mt;
+	if(!mt.set(src)) {
+		EWARNING(ESTRLOC ": MimeType for %s failed, not dropping icon\n", src);
+		return;
+	}
+
+	is.icon = mt.icon_name();
+	DesktopIcon* dic = new DesktopIcon(&gisett, &is, color());
+	add_icon(dic);
+}
+
 int Desktop::handle(int event) {
 	switch(event) {
 		case FL_FOCUS:
@@ -675,6 +708,20 @@ int Desktop::handle(int event) {
 			moving = false;
 			return 1;
 
+		case FL_DND_ENTER:
+		case FL_DND_DRAG:
+		case FL_DND_LEAVE:
+			return 1;
+
+		case FL_DND_RELEASE:
+			EDEBUG(ESTRLOC ": DND on desktop\n");
+			return 1;
+
+		case FL_PASTE:
+			EDEBUG("================> PASTE: %s\n", Fl::event_text());
+			drop_source(Fl::event_text(), Fl::event_x_root(), Fl::event_y_root());
+			return 1;
+
 		default:
 			break;
 	}

eiconman/eiconman.h

@@ -98,6 +98,8 @@ class Desktop : public Fl_Window {
 		bool in_selection(const DesktopIcon* ic);
 		void move_selection(int x, int y, bool apply);
 
+		void drop_source(const char* src, int x, int y);
+
 		//DesktopIcon* below_mouse(int px, int py);
 
 	public: