\hypertarget{edje-basic_8c-example}{}\section{edje-\/basic.\+c}

\begin{DoxyCodeInclude}

\textcolor{preprocessor}{#ifdef HAVE\_CONFIG\_H}
\textcolor{preprocessor}{# include "config.h"}
\textcolor{preprocessor}{#else}
\textcolor{preprocessor}{# define EINA\_UNUSED}
\textcolor{preprocessor}{#endif}

\textcolor{preprocessor}{#ifndef PACKAGE\_DATA\_DIR}
\textcolor{preprocessor}{#define PACKAGE\_DATA\_DIR "."}
\textcolor{preprocessor}{#endif}

\textcolor{preprocessor}{#include <stdio.h>}

\textcolor{preprocessor}{#include <\mbox{\hyperlink{Eina_8h}{Eina.h}}>}
\textcolor{preprocessor}{#include <Ecore.h>}
\textcolor{preprocessor}{#include <\mbox{\hyperlink{Ecore__Evas_8h}{Ecore\_Evas.h}}>}
\textcolor{preprocessor}{#include <\mbox{\hyperlink{Edje_8h}{Edje.h}}>}

\textcolor{preprocessor}{#define WIDTH  (300)}
\textcolor{preprocessor}{#define HEIGHT (300)}

\textcolor{keyword}{static} \textcolor{keyword}{const} \textcolor{keywordtype}{char} commands[] = \(\backslash\)
  \textcolor{stringliteral}{"commands are:\(\backslash\)n"}
  \textcolor{stringliteral}{"\(\backslash\)ts - change Edje's global scaling factor\(\backslash\)n"}
  \textcolor{stringliteral}{"\(\backslash\)tr - change center rectangle's scaling factor\(\backslash\)n"}
  \textcolor{stringliteral}{"\(\backslash\)tEsc - exit\(\backslash\)n"}
  \textcolor{stringliteral}{"\(\backslash\)th - print help\(\backslash\)n"};

\textcolor{keyword}{static} \textcolor{keywordtype}{void}
\_on\_keydown(\textcolor{keywordtype}{void}        *data,
            \mbox{\hyperlink{group__Evas__Canvas_ga5ff87cc4ce6bc43e3b640a6d37f73043}{Evas}}        *\mbox{\hyperlink{namespaceevas}{evas}} \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}},
            \mbox{\hyperlink{group__Evas__Object__Group_ga9e19e6dd1f517a0ba437c0114d3e7c97}{Evas\_Object}} *o \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}},
            \textcolor{keywordtype}{void}        *einfo)
\{
   \mbox{\hyperlink{struct__Evas__Event__Key__Down}{Evas\_Event\_Key\_Down}} *ev;
   \mbox{\hyperlink{group__Evas__Object__Group_ga9e19e6dd1f517a0ba437c0114d3e7c97}{Evas\_Object}}         *edje\_obj;

   ev = (\mbox{\hyperlink{struct__Evas__Event__Key__Down}{Evas\_Event\_Key\_Down}} *)einfo;
   edje\_obj = (\mbox{\hyperlink{group__Evas__Object__Group_ga9e19e6dd1f517a0ba437c0114d3e7c97}{Evas\_Object}} *)data;

   \textcolor{keywordflow}{if} (strcmp(ev->\mbox{\hyperlink{struct__Evas__Event__Key__Down_a70473bba88a1afaee180a54150513824}{key}}, \textcolor{stringliteral}{"h"}) == 0) \textcolor{comment}{/* print help */}
     \{
        printf(commands);
        \textcolor{keywordflow}{return};
     \}
   \textcolor{keywordflow}{else} \textcolor{keywordflow}{if} (strcmp(ev->\mbox{\hyperlink{struct__Evas__Event__Key__Down_a70473bba88a1afaee180a54150513824}{key}}, \textcolor{stringliteral}{"s"}) == 0) \textcolor{comment}{/* global scaling factor */}
     \{
        \textcolor{keywordtype}{double} scale = \mbox{\hyperlink{group__Edje__Object__Scale_ga481c3d35b55207c2536872e1d3e235cf}{edje\_scale\_get}}();

        printf(\textcolor{stringliteral}{"got scale %f\(\backslash\)n"}, scale);

        \textcolor{keywordflow}{if} (scale != 1.0) scale = 1.0;
        \textcolor{keywordflow}{else} scale = 2.0;

        \mbox{\hyperlink{group__Edje__Object__Scale_gadfb6850eece96768a651702b0a7535fb}{edje\_scale\_set}}(scale);

        printf(\textcolor{stringliteral}{"Setting global scaling factor to %f.\(\backslash\)n"}, scale);

        \textcolor{keywordflow}{return};
     \}
   \textcolor{keywordflow}{else} \textcolor{keywordflow}{if} (strcmp(ev->\mbox{\hyperlink{struct__Evas__Event__Key__Down_a70473bba88a1afaee180a54150513824}{key}}, \textcolor{stringliteral}{"r"}) == 0) \textcolor{comment}{/* individual scaling factor */}
     \{
        \textcolor{keywordtype}{double} scale = edje\_object\_scale\_get(edje\_obj);

        printf(\textcolor{stringliteral}{"got scale %f\(\backslash\)n"}, scale);

        \textcolor{keywordflow}{if} (!scale) scale = 1.0;
        \textcolor{keywordflow}{else} \textcolor{keywordflow}{if} (scale == 1.0) scale = 2.0;
        \textcolor{keywordflow}{else} scale = 0.0;

        edje\_object\_scale\_set(edje\_obj, scale);

        printf(\textcolor{stringliteral}{"Setting center rectangle's scaling factor to %f.\(\backslash\)n"},
                scale);

        \textcolor{keywordflow}{return};
     \}
   \textcolor{keywordflow}{else} \textcolor{keywordflow}{if} (!strcmp(ev->\mbox{\hyperlink{struct__Evas__Event__Key__Down_a70473bba88a1afaee180a54150513824}{key}}, \textcolor{stringliteral}{"Escape"}))
     \mbox{\hyperlink{group__Ecore__Main__Loop__Group_ga95cf8e97dff0716433c2c5474d606a98}{ecore\_main\_loop\_quit}}();
   \textcolor{keywordflow}{else}
     \{
        printf(\textcolor{stringliteral}{"unhandled key: %s\(\backslash\)n"}, ev->\mbox{\hyperlink{struct__Evas__Event__Key__Down_a70473bba88a1afaee180a54150513824}{key}});
        printf(commands);
     \}
\}

\textcolor{keyword}{static} \textcolor{keywordtype}{void}
\_on\_delete(Ecore\_Evas *ee \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}})
\{
   \mbox{\hyperlink{group__Ecore__Main__Loop__Group_ga95cf8e97dff0716433c2c5474d606a98}{ecore\_main\_loop\_quit}}();
\}

\textcolor{keywordtype}{int}
main(\textcolor{keywordtype}{int} argc \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}}, \textcolor{keywordtype}{char} *argv[] \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}})
\{
   \textcolor{keyword}{const} \textcolor{keywordtype}{char}  *img\_file = PACKAGE\_DATA\_DIR\textcolor{stringliteral}{"/red.png"};
   \textcolor{keyword}{const} \textcolor{keywordtype}{char}  *edje\_file = PACKAGE\_DATA\_DIR\textcolor{stringliteral}{"/basic.edj"};
   Ecore\_Evas  *ee;
   \mbox{\hyperlink{group__Evas__Canvas_ga5ff87cc4ce6bc43e3b640a6d37f73043}{Evas}}        *\mbox{\hyperlink{namespaceevas}{evas}};
   \mbox{\hyperlink{group__Evas__Object__Group_ga9e19e6dd1f517a0ba437c0114d3e7c97}{Evas\_Object}} *bg;
   \mbox{\hyperlink{group__Evas__Object__Group_ga9e19e6dd1f517a0ba437c0114d3e7c97}{Evas\_Object}} *border;
   \mbox{\hyperlink{group__Evas__Object__Group_ga9e19e6dd1f517a0ba437c0114d3e7c97}{Evas\_Object}} *edje\_obj;
   \textcolor{keywordtype}{int}          x;
   \textcolor{keywordtype}{int}          y;
   \textcolor{keywordtype}{int}          w;
   \textcolor{keywordtype}{int}          h;

   \textcolor{keywordflow}{if} (!\mbox{\hyperlink{group__Ecore__Evas__Group_ga32ddbb6457033ad435a177eb0c4fe235}{ecore\_evas\_init}}())
     \textcolor{keywordflow}{return} EXIT\_FAILURE;

   \textcolor{keywordflow}{if} (!\mbox{\hyperlink{group__Edje__General__Group_ga1c9c6594f38023c29fbfb2d0c8c675db}{edje\_init}}())
     \textcolor{keywordflow}{goto} shutdown\_ecore\_evas;

   \textcolor{comment}{/* this will give you a window with an Evas canvas under the first}
\textcolor{comment}{    * engine available */}
   ee = \mbox{\hyperlink{group__Ecore__Evas__Group_gac7f2cdbcb79635c34317c1183dd04cb0}{ecore\_evas\_new}}(NULL, 0, 0, WIDTH, HEIGHT, NULL);
   \textcolor{keywordflow}{if} (!ee) \textcolor{keywordflow}{goto} shutdown\_edje;

   \mbox{\hyperlink{group__Ecore__Evas__Group_ga3d478e975e2101b9b821ef24baf3dd9e}{ecore\_evas\_callback\_delete\_request\_set}}(ee, \_on\_delete);
   \mbox{\hyperlink{group__Ecore__Evas__Group_ga3b2832e0373bbafae2bb7143618535c1}{ecore\_evas\_title\_set}}(ee, \textcolor{stringliteral}{"Edje Basics Example"});

   \mbox{\hyperlink{namespaceevas}{evas}} = \mbox{\hyperlink{group__Ecore__Evas__Group_ga75a7cc694b6069e78df47dab0b0f2d20}{ecore\_evas\_get}}(ee);

   bg = \mbox{\hyperlink{group__Evas__Object__Rectangle_ga4d80fc32ad1cac28428cebd65d746751}{evas\_object\_rectangle\_add}}(\mbox{\hyperlink{namespaceevas}{evas}});
   \mbox{\hyperlink{group__Evas__Object__Group__Basic_gae34bdcfd7f5100151f6ea8ef4a392949}{evas\_object\_color\_set}}(bg, 255, 255, 255, 255); \textcolor{comment}{/* white bg */}
   evas\_object\_move(bg, 0, 0); \textcolor{comment}{/* at canvas' origin */}
   evas\_object\_resize(bg, WIDTH, HEIGHT); \textcolor{comment}{/* covers full canvas */}
   \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga9cbc13661584e49fb9d9cdab514a1eeb}{evas\_object\_show}}(bg);
   \mbox{\hyperlink{group__Ecore__Evas__Group_gac35627a5c3a766ee42762dbcc9eb733d}{ecore\_evas\_object\_associate}}(ee, bg, ECORE\_EVAS\_OBJECT\_ASSOCIATE\_BASE);

   evas\_object\_focus\_set(bg, \mbox{\hyperlink{group__Eina__Types__Group_ga05c12dacc8b4058994df842b41be85fc}{EINA\_TRUE}});

   edje\_obj = edje\_object\_add(\mbox{\hyperlink{namespaceevas}{evas}});

   \textcolor{comment}{/* exercising Edje loading error, on purpose */}
   \textcolor{keywordflow}{if} (!edje\_object\_file\_set(edje\_obj, edje\_file, \textcolor{stringliteral}{"unexistant\_group"}))
     \{
        \textcolor{keywordtype}{int} err = edje\_object\_load\_error\_get(edje\_obj);
        \textcolor{keyword}{const} \textcolor{keywordtype}{char} *errmsg = edje\_load\_error\_str(err);
        fprintf(stderr, \textcolor{stringliteral}{"Could not load 'unexistant\_group' from basic.edj:"}
                        \textcolor{stringliteral}{" %s\(\backslash\)n"}, errmsg);
     \}

   \textcolor{keywordflow}{if} (!edje\_object\_file\_set(edje\_obj, edje\_file, \textcolor{stringliteral}{"example\_group"}))
     \{
        \textcolor{keywordtype}{int} err = edje\_object\_load\_error\_get(edje\_obj);
        \textcolor{keyword}{const} \textcolor{keywordtype}{char} *errmsg = edje\_load\_error\_str(err);
        fprintf(stderr, \textcolor{stringliteral}{"Could not load 'example\_group' from basic.edj: %s\(\backslash\)n"},
                errmsg);

        \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga7e7a625dab7a3890532aa13b43117076}{evas\_object\_del}}(edje\_obj);
        \textcolor{keywordflow}{goto} shutdown\_edje;
     \}

   printf(\textcolor{stringliteral}{"Loaded Edje object bound to group 'example\_group' from"}
                   \textcolor{stringliteral}{" file basic.edj with success!\(\backslash\)n"});

   evas\_object\_move(edje\_obj, 20, 20);
   evas\_object\_resize(edje\_obj, WIDTH - 40, HEIGHT - 40);
   \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga9cbc13661584e49fb9d9cdab514a1eeb}{evas\_object\_show}}(edje\_obj);

   \mbox{\hyperlink{group__Evas__Object__Group__Events_ga23be30ac5cdfb780f1ff82e9108ec26b}{evas\_object\_event\_callback\_add}}(bg, 
      \mbox{\hyperlink{Evas__Common_8h_ad64cde0da38a60e7cb7905b3ab216968a336b86bad4f145f84c155e4922335584}{EVAS\_CALLBACK\_KEY\_DOWN}}, \_on\_keydown, edje\_obj);

   \textcolor{comment}{/* this is a border around the Edje object above, here just to}
\textcolor{comment}{    * emphasize its geometry */}
   border = evas\_object\_image\_filled\_add(\mbox{\hyperlink{namespaceevas}{evas}});
   evas\_object\_image\_file\_set(border, img\_file, NULL);
   evas\_object\_image\_border\_set(border, 2, 2, 2, 2);
   evas\_object\_image\_border\_center\_fill\_set(border, EVAS\_BORDER\_FILL\_NONE);

   evas\_object\_resize(border, WIDTH - 40 + 4, HEIGHT - 40 + 4);
   evas\_object\_move(border, 20 - 2, 20 - 2);
   \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga9cbc13661584e49fb9d9cdab514a1eeb}{evas\_object\_show}}(border);

   printf(\textcolor{stringliteral}{"'example\_data' data field in group 'example\_group' has "}
                   \textcolor{stringliteral}{"the value: %s\(\backslash\)n"}, edje\_object\_data\_get(edje\_obj,
                                                           \textcolor{stringliteral}{"example\_data"}));

   printf(\textcolor{stringliteral}{"Testing if 'part\_one' part exists: %s\(\backslash\)n"},
           edje\_object\_part\_exists(edje\_obj, \textcolor{stringliteral}{"part\_one"}) ? \textcolor{stringliteral}{"yes!"} : \textcolor{stringliteral}{"no"});

   edje\_object\_part\_geometry\_get(edje\_obj, \textcolor{stringliteral}{"part\_one"}, &x, &y, &w, &h);
   printf(\textcolor{stringliteral}{"The geometry of that part inside the Edje object's area "}
                   \textcolor{stringliteral}{"is: x = %d, y = %d, w = %d, h = %d\(\backslash\)n"}, x, y, w, h);

   \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga0854bae878bfc39f51b9c989353c973f}{evas\_object\_color\_get}}(edje\_object\_part\_object\_get(edje\_obj, \textcolor{stringliteral}{"part\_one"}),
                         &x, &y, &w, &h);
   printf(\textcolor{stringliteral}{"That part's color components are: r = %d, g = %d, b = %d,"}
                   \textcolor{stringliteral}{" a = %d\(\backslash\)n"}, x, y, w, h);

   edje\_object\_size\_max\_get(edje\_obj, &w, &h);
   printf(\textcolor{stringliteral}{"The Edje object's max. size is: %d, %d\(\backslash\)n"}, w, h);

   edje\_object\_size\_min\_get(edje\_obj, &w, &h);
   printf(\textcolor{stringliteral}{"The Edje object's min. size is: %d, %d\(\backslash\)n"}, w, h);

   edje\_object\_size\_min\_calc(edje\_obj, &w, &h);
   printf(\textcolor{stringliteral}{"The Edje object's min. size reported by min. size"}
                   \textcolor{stringliteral}{" calculation is: w = %d, h = %d\(\backslash\)n"}, w, h);

   edje\_object\_size\_min\_restricted\_calc(edje\_obj, &w, &h, 500, 500);
   printf(\textcolor{stringliteral}{"The Edje object's min. size reported by *restricted* "}
                   \textcolor{stringliteral}{"min. size calculation is: w = %d, h = %d\(\backslash\)n"}, w, h);

   edje\_object\_parts\_extends\_calc(edje\_obj, &x, &y, &w, &h);
   printf(\textcolor{stringliteral}{"The Edje object's \(\backslash\)"extended\(\backslash\)" geometry is: x = %d, "}
                   \textcolor{stringliteral}{"y = %d, w = %d, h = %d\(\backslash\)n"}, x, y, w, h);

   printf(commands);

   \mbox{\hyperlink{group__Ecore__Evas__Group_ga4953047ff97d4f1b0d75a7d513d4f317}{ecore\_evas\_show}}(ee);

   \mbox{\hyperlink{group__Ecore__Main__Loop__Group_gaf103b9f668bb3e4fed12e52c6180132d}{ecore\_main\_loop\_begin}}();

   \mbox{\hyperlink{group__Ecore__Evas__Group_gad3ec61f2aa03df4d3dbfd0d311e0c8dc}{ecore\_evas\_free}}(ee);
   \mbox{\hyperlink{group__Ecore__Evas__Group_gab8fa311077f749190c9b622f672b2214}{ecore\_evas\_shutdown}}();
   \mbox{\hyperlink{group__Edje__General__Group_ga01041f6702f2d81bf10c3e41899805cb}{edje\_shutdown}}();

   \textcolor{keywordflow}{return} EXIT\_SUCCESS;

 shutdown\_edje:
   \mbox{\hyperlink{group__Edje__General__Group_ga01041f6702f2d81bf10c3e41899805cb}{edje\_shutdown}}();
 shutdown\_ecore\_evas:
   \mbox{\hyperlink{group__Ecore__Evas__Group_gab8fa311077f749190c9b622f672b2214}{ecore\_evas\_shutdown}}();

   \textcolor{keywordflow}{return} EXIT\_FAILURE;
\}
\end{DoxyCodeInclude}
 