text
stringlengths 1
372
|
|---|
expanded(
|
/*1*/
|
child: column(
|
crossAxisAlignment: CrossAxisAlignment.start,
|
children: [
|
/*2*/
|
padding(
|
padding: const EdgeInsets.only(bottom: 8),
|
child: text(
|
name,
|
style: const TextStyle(
|
fontWeight: FontWeight.bold,
|
),
|
),
|
),
|
text(
|
location,
|
style: TextStyle(
|
color: colors.grey[500],
|
),
|
),
|
],
|
),
|
),
|
/*3*/
|
icon(
|
icons.star,
|
color: colors.red[500],
|
),
|
const text('41'),
|
],
|
),
|
);
|
}
|
}
|
<code_end>
|
<topic_end>
|
<topic_start>
|
change the app body to a scrolling view
|
in the body property, replace the center widget with a
|
SingleChildScrollView widget.
|
within the SingleChildScrollView widget, replace the text widget with a
|
column widget.
|
these code updates change the app in the following ways.
|
<topic_end>
|
<topic_start>
|
update the app to display the title section
|
add the TitleSection widget as the first element in the children list.
|
this places it at the top of the screen.
|
pass the provided name and location to the TitleSection constructor.
|
lightbulb tip
|
<topic_end>
|
<topic_start>
|
add the button section
|
in this section, add the buttons that will add functionality to your app.
|
the button section contains three columns that use the same layout:
|
an icon over a row of text.
|
plan to distribute these columns in one row so each takes the same
|
amount of space. paint all text and icons with the primary color.
|
<topic_end>
|
<topic_start>
|
add the ButtonSection widget
|
add the following code after the TitleSection widget to contain the code
|
to build the row of buttons.
|
<code_start>
|
class ButtonSection extends StatelessWidget {
|
const ButtonSection({super.key});
|
@override
|
widget build(BuildContext context) {
|
final color color = Theme.of(context).primaryColor;
|
// ···
|
}
|
}
|
<code_end>
|
<topic_end>
|
<topic_start>
|
create a widget to make buttons
|
as the code for each column could use the same syntax,
|
create a widget named ButtonWithText.
|
the widget’s constructor accepts a color, icon data, and a label for the button.
|
using these values, the widget builds a column with an icon and a stylized
|
text widget as its children.
|
to help separate these children, a padding widget the text widget
|
is wrapped with a padding widget.
|
add the following code after the ButtonSection class.
|
<code_start>
|
class ButtonSection extends StatelessWidget {
|
const ButtonSection({super.key});
|
// ···
|
}
|
class ButtonWithText extends StatelessWidget {
|
const ButtonWithText({
|
super.key,
|
required this.color,
|
required this.icon,
|
required this.label,
|
});
|
final color color;
|
final IconData icon;
|
final string label;
|
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