\chapter{prefs\+\_\+example\+\_\+01.\+c}
\hypertarget{prefs_example_01_c}{}\label{prefs_example_01_c}\index{prefs\_example\_01.c@{prefs\_example\_01.c}}

\begin{DoxyCodeInclude}{0}
\DoxyCodeLine{\textcolor{comment}{//Compile\ with:}}
\DoxyCodeLine{\textcolor{comment}{//gcc\ -\/o\ prefs\_example\_01\ prefs\_example\_01.c\ -\/g\ \`{}pkg-\/config\ -\/-\/cflags\ -\/-\/libs\ elementary`}}
\DoxyCodeLine{}
\DoxyCodeLine{\textcolor{preprocessor}{\#include\ <Elementary.h>}}
\DoxyCodeLine{}
\DoxyCodeLine{\textcolor{comment}{//testing\ ui\ reflection\ on\ prefs\ data\ changes}}
\DoxyCodeLine{\textcolor{keyword}{static}\ \mbox{\hyperlink{group__Eina__Types__Group_ga3fe0caf72e93b1bab1ca8ee3ccf3f226}{Eina\_Bool}}}
\DoxyCodeLine{\_elm\_prefs\_data\_change(\textcolor{keywordtype}{void}\ *data)}
\DoxyCodeLine{\{}
\DoxyCodeLine{\ \ \ Evas\_Object\ *notify\ =\ data;}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__Prefs_ga7e2cbea5a9696262669748533f578a53}{Elm\_Prefs\_Data}}\ *prefs\_data;}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__Prefs_ga7525bee64184478acad1e807c3e570ae}{Elm\_Prefs\_Item\_Type}}\ type;}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{struct__Eina__Value}{Eina\_Value}}\ value;}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ prefs\_data\ =\ evas\_object\_data\_get(notify,\ \textcolor{stringliteral}{"{}prefs\_data"{}});}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \textcolor{keywordflow}{if}\ (\mbox{\hyperlink{group__Elm__Prefs_ga2b692083e7d307512858f1adc2563519}{elm\_prefs\_data\_value\_get}}(prefs\_data,\ \textcolor{stringliteral}{"{}main:universe"{}},\ \&type,\ \&value))}
\DoxyCodeLine{\ \ \ \ \ \{}
\DoxyCodeLine{\ \ \ \ \ \ \ \ eina\_value\_set(\&value,\ 42);}
\DoxyCodeLine{\ \ \ \ \ \ \ \ \mbox{\hyperlink{group__Elm__Prefs_gaae2c2d085d8c0e9d6c24ff580807a54e}{elm\_prefs\_data\_value\_set}}(prefs\_data,\ \textcolor{stringliteral}{"{}main:universe"{}},\ type,\ \&value);}
\DoxyCodeLine{\ \ \ \ \ \}}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \textcolor{keywordflow}{if}\ (\mbox{\hyperlink{group__Elm__Prefs_ga2b692083e7d307512858f1adc2563519}{elm\_prefs\_data\_value\_get}}(prefs\_data,\ \textcolor{stringliteral}{"{}main:text"{}},\ \&type,\ \&value))}
\DoxyCodeLine{\ \ \ \ \ \{}
\DoxyCodeLine{\ \ \ \ \ \ \ \ eina\_value\_set(\&value,\ \textcolor{stringliteral}{"{}This\ is\ a\ text\ field\ (:"{}});}
\DoxyCodeLine{\ \ \ \ \ \ \ \ \mbox{\hyperlink{group__Elm__Prefs_gaae2c2d085d8c0e9d6c24ff580807a54e}{elm\_prefs\_data\_value\_set}}(prefs\_data,\ \textcolor{stringliteral}{"{}main:text"{}},\ type,\ \&value);}
\DoxyCodeLine{\ \ \ \ \ \}}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga07208fcafd4739de606bc35fff684bf5}{evas\_object\_show}}(notify);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \textcolor{keywordflow}{return}\ \mbox{\hyperlink{group__Ecore__Main__Loop__Group_ga1ee9db07f9a46a8b20fb83e1c6dbed09}{ECORE\_CALLBACK\_RENEW}};}
\DoxyCodeLine{\}}
\DoxyCodeLine{}
\DoxyCodeLine{\textcolor{keyword}{static}\ \textcolor{keywordtype}{void}}
\DoxyCodeLine{\_page\_saved\_cb(\textcolor{keywordtype}{void}\ *data\ \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}},\ Evas\_Object\ *obj\ \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}},\ \textcolor{keywordtype}{void}\ *event\_info)}
\DoxyCodeLine{\{}
\DoxyCodeLine{\ \ \ \textcolor{keyword}{const}\ \textcolor{keywordtype}{char}\ *page\ =\ event\_info;}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ printf(\textcolor{stringliteral}{"{}page\ \%s\ was\ saved!\(\backslash\)n"{}},\ page);}
\DoxyCodeLine{\}}
\DoxyCodeLine{}
\DoxyCodeLine{\textcolor{keyword}{static}\ \textcolor{keywordtype}{void}}
\DoxyCodeLine{\_page\_loaded\_cb(\textcolor{keywordtype}{void}\ *data\ \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}},\ Evas\_Object\ *obj\ \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}},\ \textcolor{keywordtype}{void}\ *event\_info)}
\DoxyCodeLine{\{}
\DoxyCodeLine{\ \ \ \textcolor{keyword}{const}\ \textcolor{keywordtype}{char}\ *page\ =\ event\_info;}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ printf(\textcolor{stringliteral}{"{}page\ \%s\ was\ loaded!\(\backslash\)n"{}},\ page);}
\DoxyCodeLine{\}}
\DoxyCodeLine{}
\DoxyCodeLine{\textcolor{keyword}{static}\ \textcolor{keywordtype}{void}}
\DoxyCodeLine{\_item\_changed\_cb(\textcolor{keywordtype}{void}\ *data\ \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}},\ Evas\_Object\ *obj\ \mbox{\hyperlink{group__Eina__Types__Group_ga82d751be730f849719ca292f9558be87}{EINA\_UNUSED}},\ \textcolor{keywordtype}{void}\ *event\_info)}
\DoxyCodeLine{\{}
\DoxyCodeLine{\ \ \ \textcolor{keyword}{const}\ \textcolor{keywordtype}{char}\ *item\ =\ event\_info;}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ printf(\textcolor{stringliteral}{"{}item\ \%s\ was\ changed!\(\backslash\)n"{}},\ item);}
\DoxyCodeLine{\}}
\DoxyCodeLine{}
\DoxyCodeLine{EAPI\_MAIN\ \textcolor{keywordtype}{int}}
\DoxyCodeLine{elm\_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}})}
\DoxyCodeLine{\{}
\DoxyCodeLine{\ \ \ Evas\_Object\ *win,\ *prefs,\ *notify,\ *label;}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__Prefs_ga7e2cbea5a9696262669748533f578a53}{Elm\_Prefs\_Data}}\ *prefs\_data;}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ win\ =\ \mbox{\hyperlink{group__Elm__Win__Group_ga23d9d1ffa0a65a1a1dd482d570db1ba0}{elm\_win\_util\_standard\_add}}(\textcolor{stringliteral}{"{}prefs"{}},\ \textcolor{stringliteral}{"{}Prefs\ Example\ 01"{}});}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__General_ga7a05f37fd3a019da5e26c5fc91fcd937}{elm\_policy\_set}}(\mbox{\hyperlink{group__Elm__General_ggaa16f3378ecdbf660fa378402e3c5a0a9a02fadb6faada04b19d0fa42c11a8d32a}{ELM\_POLICY\_QUIT}},\ \mbox{\hyperlink{group__Elm__General_gga46af37e6ac2c406321060be827117196abbe0962d88ae12afe1a173da881f56cd}{ELM\_POLICY\_QUIT\_LAST\_WINDOW\_CLOSED}});}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__Win__Group_ga9a16a2f8c9fd5b6e9203ed9dcb53ea8b}{elm\_win\_autodel\_set}}(win,\ \mbox{\hyperlink{group__Eina__Types__Group_ga05c12dacc8b4058994df842b41be85fc}{EINA\_TRUE}});}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ prefs\ =\ \mbox{\hyperlink{group__Elm__Prefs_ga403f94943d89e57101f034ed381c5134}{elm\_prefs\_add}}(win);}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group_ga9379629ad8ad2860aa786d838a4a106a}{evas\_object\_size\_hint\_weight\_set}}(prefs,\ \mbox{\hyperlink{Evas__Common_8h_aa47c85083d3dae0111c21ec49359306a}{EVAS\_HINT\_EXPAND}},\ \mbox{\hyperlink{Evas__Common_8h_aa47c85083d3dae0111c21ec49359306a}{EVAS\_HINT\_EXPAND}});}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__Win__Group_ga505d6bd217e5ee01e82b548ec35986eb}{elm\_win\_resize\_object\_add}}(win,\ prefs);}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga07208fcafd4739de606bc35fff684bf5}{evas\_object\_show}}(prefs);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Smart__Object__Group_gac12dd6655f488cc47ce6cf00eb7d12b2}{evas\_object\_smart\_callback\_add}}(prefs,\ \textcolor{stringliteral}{"{}page,saved"{}},\ \_page\_saved\_cb,\ NULL);}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Smart__Object__Group_gac12dd6655f488cc47ce6cf00eb7d12b2}{evas\_object\_smart\_callback\_add}}(prefs,\ \textcolor{stringliteral}{"{}page,loaded"{}},\ \_page\_loaded\_cb,\ NULL);}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Smart__Object__Group_gac12dd6655f488cc47ce6cf00eb7d12b2}{evas\_object\_smart\_callback\_add}}(prefs,\ \textcolor{stringliteral}{"{}item,changed"{}},\ \_item\_changed\_cb,\ win);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ elm\_prefs\_autosave\_set(prefs,\ \mbox{\hyperlink{group__Eina__Types__Group_ga05c12dacc8b4058994df842b41be85fc}{EINA\_TRUE}});}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ prefs\_data\ =\ \mbox{\hyperlink{group__Elm__Prefs_ga3f5a79c40a17ca1565503a30f810c463}{elm\_prefs\_data\_new}}(\textcolor{stringliteral}{"{}./prefs\_example\_01.cfg"{}},\ NULL,}
\DoxyCodeLine{\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \mbox{\hyperlink{group__Eet__File__Group_ggaa8e1a7af50fefaf15eb2f69543d24998a763d29c19960a4e0d4eb7bc7bb512481}{EET\_FILE\_MODE\_READ\_WRITE}});}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ elm\_prefs\_file\_set(prefs,\ \textcolor{stringliteral}{"{}prefs\_example\_01.epb"{}},\ NULL);}
\DoxyCodeLine{\ \ \ elm\_prefs\_data\_set(prefs,\ prefs\_data);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ label\ =\ \mbox{\hyperlink{group__Elm__Label__Group_ga39a584d245f8a4b18d742e3ede702507}{elm\_label\_add}}(win);}
\DoxyCodeLine{\ \ \ elm\_object\_text\_set(label,\ \textcolor{stringliteral}{"{}Setting\ Values\ Programmatically"{}});}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group_gaaf1d3e26e36b316977336066b6f56632}{evas\_object\_size\_hint\_align\_set}}(label,\ 0.5,\ 0.5);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ notify\ =\ \mbox{\hyperlink{group__Elm__Notify__Group_ga994ea9d6b1c3cd4b29b83ccb2c653ad9}{elm\_notify\_add}}(win);}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__Notify__Group_ga5ae77afb4efaeae7952268ca7aac89d1}{elm\_notify\_align\_set}}(notify,\ 0.5,\ 1);}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__Notify__Group_gafdefb215afc5707a10482207acbacc32}{elm\_notify\_timeout\_set}}(notify,\ 2);}
\DoxyCodeLine{\ \ \ elm\_object\_content\_set(notify,\ label);}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group_ga9379629ad8ad2860aa786d838a4a106a}{evas\_object\_size\_hint\_weight\_set}}(notify,\ \mbox{\hyperlink{Evas__Common_8h_aa47c85083d3dae0111c21ec49359306a}{EVAS\_HINT\_EXPAND}},\ \mbox{\hyperlink{Evas__Common_8h_aa47c85083d3dae0111c21ec49359306a}{EVAS\_HINT\_EXPAND}});}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga07208fcafd4739de606bc35fff684bf5}{evas\_object\_show}}(notify);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group__Extras_ga3061f8abe8f1a1f657d622ae0409d8e3}{evas\_object\_data\_set}}(notify,\ \textcolor{stringliteral}{"{}prefs\_data"{}},\ prefs\_data);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group_gacad94595f83580c18908cb3b69b08d1a}{evas\_object\_resize}}(win,\ 320,\ 320);}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Evas__Object__Group__Basic_ga07208fcafd4739de606bc35fff684bf5}{evas\_object\_show}}(win);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Ecore__Timer__Group_ga926423e464d7ef71105dd822d90e1187}{ecore\_timer\_add}}(5.0,\ \_elm\_prefs\_data\_change,\ notify);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__General_gadf2553f83e6b0b9c7fbe054019a664a1}{elm\_run}}();}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \mbox{\hyperlink{group__Elm__Prefs_ga6a6905e5914a263a4e0195bae6c0b37d}{elm\_prefs\_data\_unref}}(prefs\_data);}
\DoxyCodeLine{}
\DoxyCodeLine{\ \ \ \textcolor{keywordflow}{return}\ 0;}
\DoxyCodeLine{\}}
\DoxyCodeLine{\mbox{\hyperlink{group__Elm__General_ga50fe52d513f7e89c9c770afd76de7ad9}{ELM\_MAIN}}()}

\end{DoxyCodeInclude}
 