Re: [E-devel] ecore_evas_callback_resize in c++

[Sevcsik András]

Thanks!

I defined the AutoResize function outside the class, and it's working.

Thanks for both of you. I attached the new header file, in case if
you're interested.

On Thu, 25 May 2006 08:06:34 +0900
Carsten Haitzler (The Rasterman) <[EMAIL PROTECTED]> wrote:

> On Wed, 24 May 2006 23:44:52 +0200 Sevcsik Andr=C3=A1s
> <[EMAIL PROTECTED] .hu>
> babbled:
> Mime-Version: 1.0
> Content-Type: text/plain; charset=UTF-8
> Content-Transfer-Encoding: binary
> 
> On Wed, 24 May 2006 23:44:52 +0200 Sevcsik AndrĂĄs
> <[EMAIL PROTECTED]> babbled:
> 
> > Hi!
> > 
> > I'm trying to make an EdjeWindow class in c++. The problem is, that
> > I can't bind with ecore_evas_callback_resize(). The compiler says:
> > 
> > contactlist.h: In constructor ‘EdjeWindow::EdjeWindow(char*,
> > char*)’: contactlist.h:67: error: argument of type ‘void
> > (EdjeWindow::)(Ecore_Evas*)’ does not match ‘void
> > (*)(Ecore_Evas*)’
> > 
> > Here is the method I want to bind to callback_resize:
> > 
> > void EdjeWindow::AutoResize() {
> >     ecore_evas_geometry_get(ee, NULL, NULL, &edje_w, &edje_h);
> >     evas_object_resize(edje, edje_w, edje_h);
> > }
> > 
> > I tried to add an "Ecore_Evas * ee" parameter to the method, but it
> > doesn't work. Anyway, I don't need a parameter, since "ee" and
> > "edje" are defined as class members:
> 
> well - actually you do need ee. ecore_evas calls the callback on a
> window resize and passes in the ecore_evas (ee) that got resized. you
> can then query/get all object specific data from the ee (you can
> attach data with string keys ect.). something you attach is goign to
> HAVE to be a pointer to your c++ object so from the c callback you
> can now start doing c++. (ie maybe call another function like
> cc_obj->resize_handle(); for example) THEN inside this resize_handle
> method you will be happily in raw c++ land with "this" being your
> object etc.
> 
> > private:
> >             Ecore_Evas      *ee;
> >             Evas            *evas;
> >             Evas_Object     *edje;
> > 
> > SetTitle() method works fine this way... I see that
> > ecore_evas_callback_resize needs a function with an Evas_Ecore type
> > parameter, but it doesn't work even with it.
> > 
> > Please keep in mind that I'm VERY BEGINNER IN C++, so be gentle
> > please :) I know EFL wasn't designed for c++, but I really prefer
> > c++ than c.
> > 
> > I attached my whole header file.
> > 
> > Thanks,
> >     Sevcsik
> 
> 

/* EJABBER CONTANCT LIST HEADER FILE */
#include <iostream>
#include <string>
#include <Ecore_Evas.h>
#include <Ecore.h>
#include <Evas.h>

using namespace std;

void AutoResize(Ecore_Evas *ee) {
	int edje_w, edje_h;
	Evas_Object *edje;
	ecore_evas_geometry_get(ee, NULL, NULL, &edje_w, &edje_h);
	edje = evas_object_name_find(ecore_evas_get(ee), "edje");
	evas_object_resize(edje, edje_w, edje_h);
}

class EdjeWindow {
	public:
		EdjeWindow(char *, char *);
		void SetTitle(char *);
		void Show();
	private:
		Ecore_Evas	*ee;
		Evas		*evas;
		Evas_Object	*edje;
		int			edje_h;
		int			edje_w;
		char		*theme_file;
		char		*container;
		char		*window_title;			
};

EdjeWindow::EdjeWindow(char * theme_file, char * container) {
		
	
	/* Init */
	if (ecore_init()) {
		cout << "Ecore loaded.\n";
	} else {
		cout << "Loading Ecore failed\n";
		exit(1);
	}
	if (ecore_evas_init()) {
		cout << "Ecore_Evas loaded.\n";
	} else {
		cout << "Loading Ecore_Evas failed\n";
		exit(1);
	}
	if (edje_init()) {
		cout << "Edje loaded.\n";
	} else {
		cout << "Loading Edje failed\n";
		exit(1);
	}
	
	
	/* Building window */
	
	ee = ecore_evas_software_x11_new(NULL, 0, 0, 0, 0, 0);
	ecore_evas_show(ee);
	
	evas = ecore_evas_get(ee);
	
	edje = edje_object_add(evas);
	edje_object_file_set(edje, theme_file, container);
	cout << theme_file << '\n';
	evas_object_move(edje, 0, 0);
	evas_object_name_set(edje, "edje");
	edje_object_size_min_get(edje, &edje_w, &edje_h);
	evas_object_resize(edje, edje_w, edje_h);
	ecore_evas_resize(ee,  (int)edje_w, (int)edje_h);
	
	ecore_evas_callback_resize_set(ee, AutoResize);
}

void EdjeWindow::SetTitle(char * window_title) {
	ecore_evas_title_set(ee, window_title);
}

void EdjeWindow::Show() {
	ecore_evas_show(ee);
	evas_object_show(edje);
	ecore_main_loop_begin();
}